diff options
| author | Jakub Jelinek <jakub@gcc.gnu.org> | 2017-01-01 12:31:28 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2017-01-01 12:31:28 +0100 |
| commit | c1a9c369612878bf7b17faeef046e5a175eba64c (patch) | |
| tree | 0a91ece85a32d8ff6f1e15a0925a47f627810413 | |
| parent | b35325016d7f285431844ece9630510a6031f82d (diff) | |
gcc.c (process_command): Update copyright notice dates.
gcc/
* gcc.c (process_command): Update copyright notice dates.
* gcov-dump.c (print_version): Ditto.
* gcov.c (print_version): Ditto.
* gcov-tool.c (print_version): Ditto.
* gengtype.c (create_file): Ditto.
* doc/cpp.texi: Bump @copying's copyright year.
* doc/cppinternals.texi: Ditto.
* doc/gcc.texi: Ditto.
* doc/gccint.texi: Ditto.
* doc/gcov.texi: Ditto.
* doc/install.texi: Ditto.
* doc/invoke.texi: Ditto.
gcc/fortran/
* gfortranspec.c (lang_specific_driver): Update copyright notice
dates.
* gfc-internals.texi: Bump @copying's copyright year.
* gfortran.texi: Ditto.
* intrinsic.texi: Ditto.
* invoke.texi: Ditto.
gcc/ada/
* gnat_ugn.texi: Bump @copying's copyright year.
* gnat_rm.texi: Likewise.
gcc/go/
* gccgo.texi: Bump @copyrights-go year.
libitm/
* libitm.texi: Bump @copying's copyright year.
libgomp/
* libgomp.texi: Bump @copying's copyright year.
libquadmath/
* libquadmath.texi: Bump @copying's copyright year.
From-SVN: r243992
32 files changed, 45201 insertions, 45141 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 56123f6ad18..7793fe4817e 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,36144 +1,4 @@ -2016-12-30 Sandra Loosemore <sandra@codesourcery.com> - - * doc/cppopts.texi: Reorder table entries to put the most - commonly-used options first and debug options last. - -2016-12-30 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (*testqi_ext_3): Merge insn pattern and - corresponding splitter to define_insn_and_split. Use wi::shifted_mask - helper function to calculate mask. - -2016-12-30 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/predicates.md (ext_register_operand): Do not reject - registers without upper parts here. - * config/i386/i386.md (extv<mode>): Copy registers without - upper parts in operand 1 to a pseudo. - (extzv<mode>): Ditto. - (insv<mode>): Ditto. - -2016-12-30 Gerald Pfeifer <gerald@pfeifer.com> - - * doc/standards.texi (Standards): Remove broken reference to - objc.toodarkpark.net and avoid list with now just one item. - -2016-12-29 Uros Bizjak <ubizjak@gmail.com> - - PR target/78904 - * config/i386/i386.md (*extvqi): Remove insn pattern. - (divmodqi4): Update expander to generate QImode zero-extract from AH. - -2016-12-29 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/rs6000.c (altivec_expand_builtin): Fix typos in - error messages. - -2016-12-29 Gerald Pfeifer <gerald@pfeifer.com> - - * doc/extend.texi (Cilk Plus Builtins): cilkplus.org now uses - https by default. - * doc/passes.texi (Cilk Plus Transformation): Ditto. - * doc/generic.texi (Statements for C++): Ditto, and use @uref. - -2016-12-28 Uros Bizjak <ubizjak@gmail.com> - - PR target/78904 - * config/i386/constraints.md (Bn): New special memory constraint. - * config/i386/predicates.md (norex_memory_operand): New predicate. - * config/i386/i386.md (*extzvqi_mem_rex64): New insn pattern and - corresponding peephole2 pattern. - -2016-12-27 Sandra Loosemore <sandra@codesourcery.com> - - * doc/cppdiropts.texi, doc/cppwarnopts.texi: New files, split from... - * doc/cppopts.texi: .... here. - * doc/cpp.texi (Invocation): Adjust includes. - * doc/invoke.texi (Option Summary): Add missing preprocesor-related - options. Adjust sorting and formatting. - (Warning Options): Include cppwarnopts.texi. - (Preprocessor Options): Add pointers and list the specific - preprocessor options from cppopts.texi first instead of last. - (Directory Options): Move/merge documentation of -I, -iquote, and - -I- to cppdiropts.texi. Include that file here. - -2016-12-27 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/predicates.md (const_0_to_12_operand): Rename - predicate and change test from 0..11 to 0..12 to match the - semantics of the word extract/insert instructions. Change all - callers. - (const_0_to_11_operand): Likewise. - * config/rs6000/rs6000.c (altivec_expand_builtin): Likewise. - * config/rs6000/vsx.md (vextract4b): Likewise. - (vextract4b_internal): Likewise. - (vinsert4b): Likewise. - (vinsert4b_internal): Likewise. - (vinsert4b_di): Likewise. - (vinsert4b_di_internal): Likewise. - * config/rs6000/rs6000.md (zero_extendsi<mode>2): Fix offset used - in xxextractuw to zero extend the word in the vector registers. - (lfiwzx): Likewise. - -2016-12-27 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.c (ix86_secondary_reload): Require QImode - intermediate for QImode mask register spill only for !TARGET_AVX512DQ. - Always use true_regnum to determine operand regno. - -2016-12-27 Sandra Loosemore <sandra@codesourcery.com> - - * doc/cppopts.texi: Delete redundant documentation for -x. Move - -fno-show-column documentation to... - * doc/invoke.texi (Diagnostic Message Formatting Options): ...here. - Update the option summary. - -2016-12-27 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (VI_512): Remove. - (vcond<V_512:mode><VI_AVX512BW:mode>): Use VI_AVX512BW - mode iterator instead of VI_512. - (vcondu<V_512:mode><VI_AVX512BW:mode>): Ditto. - -2016-12-27 Jakub Jelinek <jakub@redhat.com> - - PR translation/78922 - * config/i386/stringop.opt: Remove. - -2016-12-27 Uros Bizjak <ubizjak@gmail.com> - - PR target/78904 - * config/i386/constraints.md (Bc): New special memory constraint. - * config/i386/i386.md (*cmpqi_ext_1, *extvqi, *extzvqi): Use Bc - constraint with nonimmediate_operand to allow constant memory operands. - (*cmpqi_ext_3, insv<mode>_1, addqi_ext_1, *testqi_ext_1, andqi_ext_1) - (*<any_or:code>qi_ext_1, *xorqi_ext_1_cc): Use Bc constraint - with general_operand to allow constant memory operands. - -2016-12-27 Alexander Ivchenko <alexander.ivchenko@intel.com> - - * c-family/c.opt (flag_chkp_flexible_struct_trailing_arrays): - Add new option. - (fchkp-narrow-to-innermost-array): Fix typo. - * doc/cpp.texi (flag_chkp_flexible_struct_trailing_arrays): Ditto. - * tree-chkp.c (chkp_may_narrow_to_field ): Forbid - narrowing when flag_chkp_flexible_struct_trailing_arrays is used - and the field is the last array field in the structure. - -2016-12-27 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (andqi_ext_1): Use general_operand - predicate for operand 2. - -2016-12-27 Uros Bizjak <ubizjak@gmail.com> - - PR target/78904 - * config/i386/i386.md (*cmpqi_ext_1, *extvqi, *extzvqi): Use - nonimmediate_operand instead of nonimmediate_x64nomem_operand. - (*cmpqi_ext_3, insv<mode>_1, addqi_ext_1, *testqi_ext_1, andqi_ext_1) - (*<any_or:code>qi_ext_1, *xorqi_ext_1_cc): Use general_operand - instead of general_x64nomem_operand. - * config/i386/predicates.md (nonimmediate_x64nomem_operand): Remove. - (general_x64nomem_operand): Ditto. - -2016-12-26 Uros Bizjak <ubizjak@gmail.com> - - PR target/78904 - * config/i386/i386.md (addqi_ext_1): Canonicalize insn pattern w.r.t. - zero_extract RTXes. - (*addqi_ext_2): Ditto. - (testqi_ext_ccno_0): Canonicalize expander w.r.t. zero_extract RTXes. - (testqi_ext_1_ccno): Rename from testqi_ext_ccno_0. - (*testqi_ext_0): Merge with *testqi_ext_1. - (*testqi_ext_1): Canonicalize insn pattern w.r.t. zero_extract RTXes. - Update corresponding splitter. - (*testqi_ext_2): Canonicalize insn pattern w.r.t. zero_extract RTXes. - (*andqi_ext_0): Merge with *andqi_ext_1. - (andqi_ext_1): Canonicalize insn pattern w.r.t. zero_extract RTXes. - Rename from *andqi_ext_1. Update corresponding splitter and - peephole2 patterns. - (*andqi_ext_1_cc): Rename from *andqi_ext_0_cc. - (*andqi_ext_2): Canonicalize insn pattern w.r.t. zero_extract RTXes. - (*<any_or:code>qi_ext_0): Merge with *andqi_ext_1. - (*<any_or:code>qi_ext_1): Canonicalize insn pattern w.r.t. - zero_extract RTXes. Update corresponding splitter. - (*<any_or:code>qi_ext_2): Canonicalize insn pattern w.r.t. - zero_extract RTXes. - (xorqi_cc_ext_1): Canonicalize expander w.r.t. zero_extract RTXes. - (xorqi_ext_1_cc): Rename from xorqi_cc_ext_1. - (*xorqi_cc_ext_1): Canonicalize insn pattern w.r.t. zero_extract RTXes. - Update corresponding splitter. - (*xorqi_ext_1_cc): Rename from *xorqi_cc_ext_1. - (isinfxf2): Update calls to renamed expanders. - (isinf<mode>2): Ditto. - * config/i386/i386.c (ix86_expand_fp_compare): Ditto. - (ix86_emit_fp_unordered_jump): Ditto. - (ix86_emit_i387_round): Ditto. - -2016-12-26 Eric Botcazou <ebotcazou@adacore.com> - - * doc/invoke.texi (SPARC options): Add missing documentation for -mlra. - - * doc/cpp.texi (Invocation): Remove space in command. - -2016-12-25 Sandra Loosemore <sandra@codesourcery.com> - - * doc/cpp.texi (Invocation): Revise to indicate that GCC driver - options are only documented in the GCC manual. - * doc/cppopts.texi: Delete documentation of GCC driver options - -o, -Wall, -Wtraditional, -Werror, -Wsystem-headers, -w, - -pedantic, -pedantic-errors, -std=, -ansi, --help, --target-help, - -v, -version. Update -Wcomment, -Wtrigraphs, -Wundef, - -Wexpansion-to-defined, -Wno-endif-labels, -traditional, - -traditional-cpp, -trigraphs to merge text previously in GCC manual. - * doc/invoke.texi (Option Summary): Move -trigraphs, -traditional, - and -traditional-cpp from C dialect options to preprocessor options. - (C Dialect Options): Likewise. - (Warning Options): Delete documentation of -Wcomment, -Wtrigraphs, - -Wexpansion-to-defined, -Wundef, and -Wno-endif-labels. - -2016-12-24 Richard Sandiford <richard.sandiford@arm.com> - - * tree-core.h (tree_base): Document the meaning of public_flag - for SSA names. - * tree.h (SSA_NAME_IS_VIRTUAL_OPERAND): New macro. - (SET_SSA_NAME_VAR_OR_IDENTIFIER): Record whether the variable - is a virtual operand. - * gimple-expr.h (virtual_operand_p): Use SSA_NAME_IS_VIRTUAL_OPERAND. - -2016-12-22 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - * tree-pretty-print.c (dump_generic_node): Change dump format for - REALPART_EXPR and IMAGPART_EXPR with TDF_GIMPLE. - -2016-12-22 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * varasm.c (build_constant_desc): Use the alignment of the var - decl instead of the original expression. - -2016-12-22 Dominik Vogt <vogt@linux.vnet.ibm.com> - - * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Define - __S390_ARCH_LEVEL__. - -2016-12-22 Martin Liska <mliska@suse.cz> - - PR tree-optimization/78886 - * tree-ssa-strlen.c (handle_builtin_malloc): Return when LHS - is equal to NULL. - -2016-12-22 Jakub Jelinek <jakub@redhat.com> - - PR bootstrap/78817 - * vec.h (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Revert - 2016-12-15 change. - -2016-12-21 Vladimir Makarov <vmakarov@redhat.com> - - PR rtl-optimization/78580 - * ira-costs.c (find_costs_and_classes): Make regno_aclass - translated into an allocno class. - -2016-12-21 Jakub Jelinek <jakub@redhat.com> - - PR bootstrap/78817 - * tree-pass.h (make_pass_post_ipa_warn): Declare. - * builtins.c (validate_arglist): Adjust get_nonnull_args call. - Check for NULL pointer argument to nonnull arg here. - (validate_arg): Revert 2016-12-14 changes. - * calls.h (get_nonnull_args): Remove declaration. - * tree-ssa-ccp.c: Include diagnostic-core.h. - (pass_data_post_ipa_warn): New variable. - (pass_post_ipa_warn): New class. - (pass_post_ipa_warn::execute): New method. - (make_pass_post_ipa_warn): New function. - * tree.h (get_nonnull_args): Declare. - * tree.c (get_nonnull_args): New function. - * calls.c (maybe_warn_null_arg): Removed. - (maybe_warn_null_arg): Removed. - (initialize_argument_information): Revert 2016-12-14 changes. - * passes.def: Add pass_post_ipa_warn after first ccp after IPA. - -2016-12-21 Pat Haugen <pthaugen@us.ibm.com> - - PR rtl-optimization/11488 - * common/config/rs6000/rs6000-common.c - (rs6000_option_optimization_table): Enable -fsched-pressure. - * config/rs6000/rs6000.c (TARGET_COMPUTE_PRESSURE_CLASSES): Define - target hook. - (rs6000_option_override_internal): Set default -fsched-pressure - algorithm. - (rs6000_compute_pressure_classes): Implement target hook. - -2016-12-21 Bill Seurer <seurer@linux.vnet.ibm.com> - - PR sanitizer/65479 - * config/rs6000/rs6000.c (rs6000_option_override_internal): Add - -fasynchronous-unwind-tables option when -fsanitize=address is - specified. - -2016-12-21 Bernd Schmidt <bschmidt@redhat.com> - - PR target/71321 - * config/i386/i386.md (lea<mode>_general_2b, lea<mode>_general_3b): New - patterns. - * config/i386/predicates.md (const123_operand): New. - -2016-12-21 Jakub Jelinek <jakub@redhat.com> - Martin Liska <mliska@suse.cz> - - PR driver/78863 - * gcc.c (driver::build_option_suggestions): Do not add - -fsanitize=all as a suggestion candidate. - -2016-12-21 Alexander Monakov <amonakov@ispras.ru> - - PR target/78831 - * config/nvptx/nvptx.c (init_softstack_frame): Remove assert. Compute - crtl->is_leaf only if unset. Adjust comment. - -2016-12-21 Andrew Pinski <apinski@cavium.com> - - * match.pd (max:c @0 (plus@2 @0 INTEGER_CST@1)): New Pattern. - (min:c @0 (plus@2 @0 INTEGER_CST@1)) : New Pattern. - -2016-12-20 James Greenhalgh <james.greenhalghj@arm.com> - - * common.opt (excess_precision): Tag as SetByCombined. - * opts.c (set_fast_math_flags): Also set - flag_excess_precision_cmdline. - (fast_math_flags_set_p): Also check flag_excess_precision_cmdline. - * doc/invoke.texi (-fexcess-precision): Drop text saying the - option has no effect under -ffast-math, make it clear that - -ffast-math will cause -fexcess-precision=fast by default even for - standards compliant modes. - (-ffast-math): Document that this sets -fexcess-precision=fast. - -2016-12-20 Richard Biener <rguenther@suse.de> - - * passes.c (execute_one_pass): Handle going out of SSA w/o - hitting pass_startwith. Handle skipping property providers. - -2016-12-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR target/78694 - * config/arm/arm.c (dump_minipool): Copy mp->value before emitting it - in the minipool to avoid invalid RTL sharing. - -2016-12-19 Aaron Sawdey <acsawdey@linux.vnet.ibm.com> - - * config/rs6000/rs6000-protos.h (expand_strn_compare): Declare. - * config/rs6000/rs6000.md (UNSPEC_CMPB): New unspec. - (cmpb<mode>3): pattern for generating cmpb. - (cmpstrnsi): pattern to expand strncmp (). - * config/rs6000/rs6000.opt (mstring-compare-inline-limit): Add a new - target option for controlling how much code inline expansion of - strncmp() will be allowed to generate. - * config/rs6000/rs6000.c (expand_strncmp_align_check): generate code - for runtime page crossing check of strncmp () args. - (expand_strn_compare): Function to do builtin expansion of strncmp (). - -2016-12-19 David Malcolm <dmalcolm@redhat.com> - - * print-rtl-function.c (print_rtx_function): Update - example in comment to reflect current format. - -2016-12-19 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (*popcounthi2_1): New insn_and_split pattern. - -2016-12-19 Sandra Loosemore <sandra@codesourcery.com> - - * doc/cpp.texi: Clean up anachronistic C99 references and remove - discussion of very old GCC versions. - (Differences from previous versions): Delete entire section. - -2016-12-19 Will Schmidt <will_schmidt@vnet.ibm.com> - - * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for - early expansion of vector multiply and subtract builtins. - -2016-12-19 David Malcolm <dmalcolm@redhat.com> - - * print-rtl.c (rtx_writer::print_rtx_operand_code_r): For - non-virtual pseudos in compact mode, wrap the regno in '<' and '>' - rather than using a '%' prefix. - * rtl-tests.c (selftest::test_dumping_regs): Update for above change. - -2016-12-19 Dominik Vogt <vogt@linux.vnet.ibm.com> - - PR target/78748 - * config/s390/s390.md ("*andc_split_<mode>"): Allow memory destination - only if it coincides with operand 2. - -2016-12-19 Dominik Vogt <vogt@linux.vnet.ibm.com> - - * combine.c (change_zero_ext): Skip generation of redundant AND. - -2016-12-19 Krister Walfridsson <krister.walfridsson@gmail.com> - - * config/netbsd.h (LINK_EH_SPEC): Define. - -2016-12-18 Eric Botcazou <ebotcazou@adacore.com> - - * lra-constraints.c (process_address): Add forward declaration. - (simplify_operand_subreg): In the MEM case, if the adjusted memory - reference is not sufficient aligned and the address was invalid, - reload the address before reloading the original memory reference. - Fix long lines and add a final return for the sake of clarity. - -2016-12-17 Jakub Jelinek <jakub@redhat.com> - - PR sanitizer/78832 - * sanopt.c (sanitize_asan_mark_unpoison): Remove next variable, use - continue if gsi_next should be skipped. - (sanitize_asan_mark_poison): Remove prev variable, use continue if - gsi_prev should be skipped. When removing ASAN_MARK, do gsi_prev - first and gsi_remove on a previously made copy of the iterator. - -2016-12-17 Andrew Senkevich <andrew.senkevich@intel.com> - - * config/i386/avx512bwintrin.h: Add new k-mask intrinsics. - * config/i386/avx512dqintrin.h: Ditto. - * config/i386/avx512fintrin.h: Ditto. - * config/i386/i386-builtin.def (__builtin_ia32_kaddqi, - __builtin_ia32_kaddhi, __builtin_ia32_kaddsi, - __builtin_ia32_kadddi): New. - * config/i386/sse.md (kadd<mode>): New. - -2016-12-17 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (*tzcnt<mode>_1): Merge *tzcnt<mode>_1_falsedep_1 - and *tzcnt<mode>_1 to define_insn_and_split pattern. Adjust split - condition to split after epilogue_completed. - (ctz<mode>2): Remove expander. - (ctz<mode>2): Merge *ctz<mode>2_falsedep_1 and *ctz<mode>2 to - define_insn_and_split pattern. Adjust split condition to split - after epilogue_completed. - (clz<mode>2_lznct): Remove expander. - (clz<mode>2_lzcnt): Merge *clz<mode>2_lzcnt_falsedep_1 and - *clz<mode>2 to define_insn_and_split pattern. Adjust split - condition to split after epilogue_completed. - (<lt_zcnt>_<mode>): Remove expander. - (<lt_zcnt>_<mode>): Merge *<lt_zcnt>_<mode>_falsedep_1 and - *<lt_zcnt>_<mode> to define_insn_and_split pattern. Adjust split - condition to split after epilogue_completed. - (<lt_zcnt>_hi): New insn pattern. - (popcount<mode>2): Remove expander. - (popcount<mode>2): Merge *popcount<mode>2_falsedep_1 and - *popcount<mode>2 to define_insn_and_split pattern. Adjust split - condition to split after epilogue_completed. - (popcounthi2): New insn pattern. - -2016-12-16 Kelvin Nilsen <kelvin@gcc.gnu.org> - - * config/rs6000/altivec.md (UNSPEC_CMPRB): New unspec value. - (UNSPEC_CMPRB2): New unspec value. - (UNSPEC_CMPEQB): New unspec value. - (cmprb): New expansion. - (*cmprb_internal): New insn. - (*setb_internal): New insn. - (cmprb2): New expansion. - (*cmprb2_internal): New insn. - (cmpeqb): New expansion. - (*cmpeqb_internal): New insn. - * config/rs6000/rs6000-builtin.def (BU_P9_2): New macro. - (BU_P9_64BIT_2): Likewise. - (BU_P9_OVERLOAD_2): Likewise. - (CMPRB): Add byte-in-range built-in function. - (CMBRB2): Add byte-in-either-range built-in function. - (CMPEQB): Add byte-in-set built-in function. - (CMPRB): Add overload support for byte-in-range function. - (CMPRB2): Add overload support for byte-in-either-range function. - (CMPEQB): Add overload support for byte-in-set built-in function. - * config/rs6000/rs6000-c.c (P9_BUILTIN_CMPRB): Macro expansion to - define argument types for new builtin. - (P9_BUILTIN_CMPRB2): Likewise. - (P9_BUILTIN_CMPEQB): Likewise. - * doc/extend.texi (PowerPC AltiVec Built-in Functions): Rearrange - the order of presentation for certain built-in functions - (scalar_extract_exp, scalar_extract_sig, scalar_insert_exp) - (scalar_cmp_exp_gt, scalar_cmp_exp_lt, scalar_cmp_exp_eq) - (scalar_cmp_exp_unordered, scalar_test_data_class) - (scalar_test_neg) to improve locality and flow. Document - the new __builtin_scalar_byte_in_set, - __builtin_scalar_byte_in_range, and - __builtin_scalar_byte_in_either_range functions. - -2016-12-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/aarch64/aarch64.md: New define_split above bswap<mode>2. - -2016-12-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/aarch64/aarch64.md: New define_split above insv<mode>. - -2016-12-16 Jakub Jelinek <jakub@redhat.com> - - PR c/78408 - * tree-ssa-ccp.c: Include tree-dfa.h. - (optimize_memcpy): New function. - (pass_fold_builtins::execute): Use it. Remove useless conditional - break after BUILT_IN_VA_*. - -2016-12-16 Marek Polacek <polacek@redhat.com> - - PR tree-optimization/78819 - * tree-vrp.c (find_switch_asserts): Return if the insertion limit is 0. - Don't register an assertion if the default case shares a label with - another case. - -2016-12-16 Wilco Dijkstra <wdijkstr@arm.com> - - * config/arm/arm.md (subsi3_carryin): Add Thumb-2 RSC #0. - (arm_negdi2) Rename to negdi2_insn, allow on Thumb-2. - * config/arm/thumb2.md (thumb2_negdi2): Remove pattern. - -2016-12-16 Wilco Dijkstra <wdijkstr@arm.com> - - * config/arm/arm.c (thumb_core_reg_alloc_order): Swap R12 and R14. - -2016-12-16 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc.md (call_prof): Remove. - (call_value_prof): Likewise. - (sibcall_prof): Likewise. - (sibcall_value_prof): Likewise. - -2016-12-16 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc.h (LINK_SPEC): Tidy up. - (ENDFILE_SPEC): Likewise. - (LIB_SPEC): Likewise. - (STARTFILE_SPEC): Include gcrt0 when profiling. - (FUNCTION_PROFILER): Use __mcount. - * config/arc/arc.opt (mucb-mcount): Remove. - * doc/invoke.texi (ARC): Remove mucb-mcount doc. - * arc/arc-protos.h (arc_profile_call): Remove. - * config/arc/arc.c (write_profile_sections): Likewise. - (arc_profile_call): Likewise. - (unspec_prof_hash): Likewise. - (unspec_prof_htab_eq): Likewise. - (arc_legitimate_constant_p): Remove UNSPEC_PROF. - (arc_reorg): Remove call to write_profile_sections. - * config/arc/arc.md (call): Remove call to arc_profile_call. - (call_value): Likewise. - (sibcall): Likewise. - (sibcall_value): Likewise. - (define_constants): Remove UNSPEC_PROF. - -2016-12-16 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc.md (mulsidi_600): Change to insn_and_split, - generate new mul64 insn for core multiplication work. - (umulsidi_600): Likewise, but use mulu64 insn. - (mul64): New pattern, content taken from old mulsidi_600 insn pattern. - (mulu64): Likewise, but using umulsidi_600. - (mulsidi3): Remove move to destination, this is now handled by - mulsidi_600 insn_and_split. - (umulsidi3): Likewise, but using umulsidi_600. - -2016-12-16 Richard Biener <rguenther@suse.de> - - PR c++/71694 - * langhooks-def.h (lhd_unit_size_without_reusable_padding): Declare. - (LANG_HOOKS_UNIT_SIZE_WITHOUT_REUSABLE_PADDING): Define. - (LANG_HOOKS_FOR_TYPES_INITIALIZER): Adjust. - * langhooks.h (struct lang_hooks_for_types): Add - unit_size_without_reusable_padding. - * langhooks.c (lhd_unit_size_without_reusable_padding): New. - * stor-layout.c (finish_bitfield_representative): Use - unit_size_without_reusable_padding langhook to decide on the - last representatives size. - -2016-12-16 Richard Biener <rguenther@suse.de> - - PR middle-end/71632 - * expr.c (expand_cond_expr_using_cmove): Bail out early if - we end up recursing via TER. - -2016-12-15 Martin Sebor <msebor@redhat.com> - - PR bootstrap/78817 - * vec.h (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Assert - a pointer is non-null. - -2016-12-15 Andrew Senkevich <andrew.senkevich@intel.com> - - * config/i386/avx512bwintrin.h: Add new k-mask intrinsics. - * config/i386/avx512dqintrin.h: Ditto. - * config/i386/avx512fintrin.h: Ditto. - * config/i386/i386-builtin.def (__builtin_ia32_kmovb, - __builtin_ia32_kmovd, __builtin_ia32_kmovq): New. - (__builtin_ia32_kmov16): Rename to __builtin_ia32_kmovw. - * config/i386/sse.md (kmov<mskmodesuffix>): New. - -2016-12-15 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (ffs<mode>2): Generate CCCmode flags register - for TARGET_BMI. - (ffssi2_no_cmove): Ditto. - (*tzcnt<mode>_1_falsedep_1): New insn_and_split pattern. - (*tzcnt<mode>_1_falsedep): New insn pattern. - - (LT_ZCNT): New mode iterator. - (lt_zcnt): New mode attribute. - (lt_zcnt_type): New mode attribute. - (<lt_zcnt>_<mode>): Macroize expander from bmi_tzcnt_<mode> and - lzcnt_<mode> using LT_ZCNT mode iterator. - (*<lt_zcnt>_<mode>_falsedep_1): Macroize insn from - *bmi_tzcnt_<mode>_falsedep_1 and *lzcnt_<mode>_falsedep_1 - using LT_ZCNT mode iterator. - (*<lt_zcnt>_<mode>_falsedep): Macroize insn from - *bmi_tzcnt_<mode>_falsedep and *lzcnt_<mode>_falsedep - using LT_ZCNT mode iterator. - (*<lt_zcnt>_<mode>): Macroize insn from *bmi_tzcnt_<mode> - and *lzcnt_<mode> using LT_ZCNT mode iterator. - * config/i386/i386-builtin.def (__builtin_ia32_tzcnt_u16) - (__builtin_ia32_tzcnt_u32, __builtin_ia32_tzcnt_u64, __builtin_ctzs): - Update for rename. - -2016-12-15 Jakub Jelinek <jakub@redhat.com> - - * ipa-cp.c (class ipcp_bits_lattice): Formatting fixes. - (print_ipcp_constant_value): Likewise. - (ipcp_cloning_candidate_p): Likewise. - (ipcp_bits_lattice::get_value_and_mask): Likewise. - (ipcp_bits_lattice::meet_with_1): Likewise. - (ipcp_bits_lattice::meet_with): Likewise. - (initialize_node_lattices): Likewise. - (ipcp_lattice::add_value): Likewise. - (propagate_vals_accross_pass_through): Renamed to ... - (propagate_vals_across_pass_through): ... this function. - (propagate_vals_accross_ancestor): Renamed to ... - (propagate_vals_across_ancestor): ... this. - (propagate_scalar_accross_jump_function): Renamed to ... - (propagate_scalar_across_jump_function): ... this. - Adjust calls to above functions. - (propagate_context_accross_jump_function): Renamed to ... - (propagate_context_across_jump_function): ... this. - (propagate_bits_accross_jump_function): Renamed to ... - (propagate_bits_accross_jump_function): ... this. Formatting fixes. - (propagate_vr_accross_jump_function): Renamed to ... - (propagate_vr_across_jump_function): ... this. - (merge_agg_lats_step): Formatting fixes. - (propagate_constants_accross_call): Renamed to ... - (propagate_constants_across_call): ... this. Adjust calls to above - functions. - (ipa_get_indirect_edge_target_1): Formatting fixes. - (gather_context_independent_values): Likewise. - (estimate_local_effects): Likewise. - (add_all_node_vals_to_toposort): Likewise. - (propagate_constants_topo): Adjust calls to above functions. - (get_replacement_map): Formatting fixes. - (dump_profile_updates): Likewise. - (update_profiling_info): Likewise. - (update_specialized_profile): Likewise. - (create_specialized_node): Likewise. - (find_more_contexts_for_caller_subset): Likewise. - (decide_whether_version_node): Likewise. - (identify_dead_nodes): Likewise. - (ipcp_decision_stage): Likewise. - (ipcp_store_bits_results): Likewise. - (ipcp_store_vr_results): Likewise. - (ipcp_driver): Likewise. - -2016-12-15 David Malcolm <dmalcolm@redhat.com> - - PR preprocessor/78680 - PR preprocessor/78811 - * input.c (struct selftest::lexer_test): Add field - m_implicitly_expect_EOF. - (selftest::lexer_error_sink): New class. - (selftest::lexer_error_sink::s_singleton): New global. - (selftest::lexer_test::lexer_test): Initialize new field - "m_implicitly_expect_EOF". - (selftest::lexer_test::~lexer_test): Conditionalize the - check for the EOF token on the new field. - (selftest::test_lexer_string_locations_raw_string_unterminated): - New function. - (selftest::input_c_tests): Call the new test. - -2016-12-15 Wilco Dijkstra <wdijkstr@arm.com> - - * config/arm/arm.h (TARGET_BACKTRACE): Use crtl->is_leaf. - * config/arm/arm.c (arm_option_check_internal): Improve comment. - (thumb_force_lr_save): Use crtl->is_leaf. - (arm_get_frame_offsets): Remove comment. Use crtl->is_leaf. - (thumb_far_jump_used_p): Remove comment. - (arm_frame_pointer_required): Use crtl->is_leaf. - -2016-12-15 Jakub Jelinek <jakub@redhat.com> - - * doc/extend.texi: Clean up @xref{...} uses. - * doc/invoke.texi: Likewise. - -2016-12-15 Richard Earnshaw <rearnsha@arm.com> - - * arm-fpus.def: Add CNAME field to all FPU definitions. - * genopt.sh: Use explicit enumeration tags for FPU entries. - * arm-tables.opt: Regenerated. - * arm.opt (mfpu): Provide initial value. - * arm-opts.h (enum fpu_type): Build the enumeration from the list of - available FPUs. Add 'auto' entry on the end. - * arm.c (arm_configure_build_target): Only do explicit configuration - of the FPU features if the selected FPU is not 'auto'. - (arm_option_override): Adjust initialization of arm_fpu_index. - Emit an error if we have a hard float ABI request, but the processor - does not support floating-point. - (arm_option_print): Handle -mfpu=auto. - (arm_valid_target_attribute_rec): Don't permit fpu=auto in pragmas - or function attributes. - (arm_identify_fpu_from_isa): Handle effective soft-float when - the FPU is automatically detected. - * arm-cores.def (arm1136jf-s): Add feature ISA_FP_DBL. - (arm1176jzf-s): Likewise. - (mpcore): Likewise. - (arm1156t2f-s): Likewise. - -2016-12-15 Richard Earnshaw <rearnsha@arm.com> - - * arm-fpus.def (ARM_FPU): Remove features field from all definitions. - * arm.h (arm_fpu_feature_set): Delete typedef. - (FPU_FL_NONE): Delete. - (FPU_FL_NEON): Delete. - (FPU_FL_FP16): Delete. - (FPU_FL_CRYPTO): Delete. - (FPU_FL_DBL): Delete. - (FPU_FL_D32): Delete. - (FPU_FL_VFPv2): Delete. - (FPU_FL_VFPv3): Delete. - (FPU_FL_VFPv4): Delete. - (FPU_FL_VFPv5): Delete. - (FPU_FL_AMRv8): Delete. - (FPU_VFPv2): Delete. - (FPU_VFPv3): Delete. - (FPU_VFPv4): Delete. - (FPU_VFPv5): Delete. - (FPU_ARMv8): Delete. - (FPU_DBL): Delete. - (FPU_D32): Delete. - (FPU_NEON): Delete. - (FPU_CRYPTO): Delete. - (FPU_FP16): Delete. - (arm_fpu_desc): Delete features field. - * arm.c (all_fpus): Don't initialize feature field. - -2016-12-15 Richard Earnshaw <rearnsha@arm.com> - - * arm.c (arm_can_inline_p): Use ISA features for determining - inlinability. - -2016-12-15 Richard Earnshaw <rearnsha@arm.com> - - * arm-protos.h (arm_configure_build_target): Change second argument - to cl_target_options. - * arm.c (arm_configure_build_target): Likewise. - (arm_option_restore): Update accordingly. - (arm_option_override): Create the target_option_default_node before - calling arm_configure_build_target. Use it in call of latter. - Resynchronize after all other overrides have been calculated. - (arm_valid_target_attribute_tree): Use the target options for - reconfiguration. Resynchronize after performing override checks. - * arm-c.c (arm_pragma_target_parse): Use target optiosn from cur_tree - to reconfigure the build target. - -2016-12-15 Richard Earnshaw <rearnsha@arm.com> - - * arm.h (TARGET_VFPD32): Use arm_active_target. - (TARGET_VFP3): Likewise. - (TARGET_VFP5): Likewise. - (TARGET_VFP_SINGLE): Likewise. - (TARGET_VFP_DOUBLE): Likewise. - (TARGET_NEON_FP16): Likewise. - (TARGET_FP16): Likewise. - (TARGET_FMA): Likewise. - (TARGET_FPU_ARMV8): Likewise. - (TARGET_CRYPTO): Likewise. - (TARGET_NEON): Likewise. - (TARGET_FPU_FEATURES): Delete. - * arm.c (arm_option_check_internal): Check for iwmmxt conflict with - Neon using arm_active_target. - -2016-12-15 Richard Earnshaw <rearnsha@arm.com> - - * arm.h (TARGET_FPU_NAME): Delete. - * arm.c (arm_identify_fpu_from_isa): New function. - (arm_declare_function_name): Use it to get the name for the FPU. - -2016-12-15 Richard Earnshaw <rearnsha@arm.com> - - * arm-protos.h: Include sbitmap.h - (arm_configure_build_target): Make public. - * arm.c (arm_configure_build_target): Now not static. - (arm_valid_target_attribute_rec): Move internal option check to... - (arm_valid_target_attribute_tree0: ... here. Also reconfingure the - active target. - (arm_override_options_after_change): Call arm_configure_build_target. - (isa_all_fpubits): Renamed from isa_fpubits. - (arm_option_restore): New function. - (TARGET_OPTION_RESTORE): Register it. - (arm_configure_build_target): Initialize the FPU capability bits in - the isa. - (arm_option_override): Move the code that forces the setting of the - FPU option before the call to arm_configure_build_target. - * arm.opt (march): Mark as Save. - (mcpu, mtune): Likewise. - * arm-c.c (arm_pragma_target_parse): Reconfigure the build target - after pragmas change the target options. - -2016-12-15 Richard Earnshaw <rearnsha@arm.com> - - * arm-isa.h (isa_feature): Add bits for VFPv4, FPv5, fp16conv, - fP_dbl, fp_d32 and fp_crypto. - (ISA_ALL_FPU): Add all the new bits. - (ISA_VFPv2, ISA_VFPv3, ISA_VFPv4, ISA_FPv5): New macros. - (ISA_FP_ARMv8, ISA_FP_DBL, ISA_FP_D32, ISA_NEON, ISA_CRYPTO): Likewise. - * arm-fpus.def: Add ISA features to all FPUs. - * arm.h: (arm_fpu_desc): Add new field for ISA bits. - * arm.c (all_fpus): Initialize it. - * arm-tables.opt: Regenerated. - -2016-12-15 Richard Earnshaw <rearnsha@arm.com> - - * arm.h (FPU_FL_VFPv2) New feature bit. - (FPU_FL_VFPv3, FPU_FL_VFPv4, FPU_FL_VFPv5, FPU_FL_ARMv8): Likewise. - (FPU_VFPv2, FPU_VFPv3, FPU_VFPv4, FPU_VFPv5, FPU_ARMv8): New helper - macros. - (FPU_DBL, FPU_D32, FPU_NEON, FPU_CRYPTO, FPU_FP16): Likewise. - (TARGET_FPU_REV): Delete. - (TARGET_VFP3): Use feature bits. - (TARGET_VFP5): Likewise. - (TARGET_FMA): Likewise. - (TARGET_FPU_ARMV8): Likewise. - (struct arm_fpu_desc): Delete rev field. - * arm-fpus.def: Delete REV entry, use new feature bits and macros. - * arm.c (all_fpus): Delete rev field. - -2016-12-15 Richard Earnshaw <rearnsha@arm.com> - - * arm.h (vfp_reg_type): Delete. - (TARGET_FPU_REGS): Delete. - (arm_fpu_desc): Delete regs field. - (FPU_FL_NONE, FPU_FL_NEON, FPU_FL_FP16, FPU_FL_CRYPTO): Use unsigned - values. - (FPU_FL_DBL, FPU_FL_D32): Define. - (TARGET_VFPD32): Use feature test. - (TARGET_VFP_SINGLE): Likewise. - (TARGET_VFP_DOUBLE): Likewise. - * arm-fpus.def: Update all entries for new feature bits. - * arm.c (all_fpus): Update initializer macro. - (arm_can_inline_p): Remove test on fpu regs. - -2016-12-15 Richard Earnshaw <rearnsha@arm.com> - - * arm.h (arm_fp_model): Delete. - -2016-12-15 Richard Earnshaw <rearnsha@arm.com> - - * arm-cores.def: Remove FLAGS field from all core definitions. - * arm-arches.def: Likewise. - * arm-opts.h (enum processor_type): Remove FLAGS parameter from - ARM_CORES macro. - (arm_arch_core_flags): Likewise, plus ARM_ARCH macro. - * arm-protos.h (FL_*): Delete. - (arm_feature_set): Delete. - (ARM_FSET_*): Delete. - * arm.c (struct processors): Delete flags field. - (all_cores): Delete FLAGS parameter from macro, don't initialize flags. - (all architectures): Likewise. - -2016-12-15 Richard Earnshaw <rearnsha@arm.com> - - * arm-opts.h (struct arm_arch_core_flag): Add new field ISA. - Initialize it. - (arm_arch_core_flag): Delete flags field. - (arm_arch_core_flags): Don't initialize flags field. - * common/config/arm/arm-common.c (check_isa_bits_for): New function. - (arm_target_thumb_only): Use new isa bits arrays. - -2016-12-15 Richard Earnshaw <rearnsha@arm.com> - - * arm-protos.h (insn_flags): Delete declaration. - (arm_arch7ve): Declare. - * arm.c (insn_flags): Delete. - (arm_arch7ve): New variable. - (arm_selected_cpu): Delete. - (arm_option_check_internal): Use new ISA bitmap. - (arm_option_override_internal): Likewise. - (arm_configure_build_target): Declare arm_selected_cpu locally. - (arm_option_override): Use new ISA bitmap. Initialize arm_arch7ve. - Rearrange variable intialization by general function. - * arm.h (TARGET_HAVE_LPAE): Use arm_arch7ve. - -2016-12-15 Richard Earnshaw <rearnsha@arm.com> - - * arm-builtins.c: Include sbitmap.h. - (def_mbuiltin): Change first parameter to a flag bit. Use it to test - available features in the current target. - (struct builtin_description): Change type of feature field. - (IWMMXT_BUILTIN): Use the isa_features types. - (IWMMXT2_BUILTIN): Likewise. - (IWMMXT_BUILTIN2): Likewise. - (IWMMXT2_BUILTIN2): Likewise. - (CRC32_BUILTIN): Likewise. - (CRYPTO_BUILTIN): Likewise. - (iwmmx_builtin): Likewise. - (iwmmx2_builtin): Likewise. - (arm_iwmmxt_builtin): Check for specific feature bits. - -2016-12-15 Richard Earnshaw <rearnsha@arm.com> - - * arm-isa.h (enum isa_feature): Add isa_quirk_cm3_ldrd. - (ISA_ALL_QUIRKS): New macro. - * arm-cores.def (cortex-m3): Add isa_quirk_cm3_ldrd to isa feature list. - * arm.c (isa_quirkbits): New feature-list bitmap. - (arm_configure_build_target): Ignore quirk bits when comparing an - architecture feature list with a CPU feature list. - (arm_option_override): Initialize_isa_quirkbits. If the user has - not specified -m[no-]fix-cortex-m3-ldrd, automatically enable the - feature if isa_quirk_cm3_ldrd appears in the isa feature list. - -2016-12-15 Richard Earnshaw <rearnsha@arm.com> - - * arm.c (arm_option_override): Use arm_active_target as source of - information for arm_base_arch and arm_arch_name. - * (arm_file_start): Use arm_active_target for core name. - -2016-12-15 Richard Earnshaw <rearnsha@arm.com> - - * arm.c (arm_selected_tune): Delete static variable. - (arm_selected_arch): Likewise. - (arm_configure_build_target): Declare local versions of arm_selected - target and arm_selected_arch. Initialize more fields in target - data structure. - (arm_option_override): Use arm_active_target instead of - arm_selected_tune and arm_selected_arch. - (asm_file_start): Use arm_active_target. - -2016-12-15 Richard Earnshaw <rearnsha@arm.com> - - * arm-protos.h (arm_build_target): New structure. - (arm_active_target): Declare it. - * arm.c (arm_active_target): New variable. - (bitmap_popcount): New function. - (feature_count): Delete. - (arm_initialize_isa): New function. - isa_fpubits): New variable. - (arm_configure_build_target): New function. - (arm_option_override): Initialize isa_fpubits and arm_active_target.isa. - Use arm_configure_build_target. - -2016-12-15 Richard Earnshaw <rearnsha@arm.com> - - * arm-isa.h: New file. - * arm-protos.h: Include it. - * arm-arches.def: Add new ISA field to all entries. Drop bogus - armv8.1-a+crc architecture. - * arm-cores.def: Similarly. Group ARMv8 cores by profile. - * arm-opts.h (enum processor_type): Adjust for new field. - * arm.c (struct processors): New field 'isa_bits'. - (all_cores, all_architectures): Initialize new field. - * arm-tables.opt: Regenerated. - * arm-tune.md: Regenerated. - -2016-12-15 Richard Earnshaw <rearnsha@arm.com> - - * arm-arches.def (ARM_ARCH): Add extra field TUNE_FLAGS, move - tuning properties from architectural FLAGS field. - * arm-cores.def (ARM_CORE): Likewise. - * arm-protos.h (TF_LDSCHED, TF_WBUF, TF_CO_PROC): New macros. - (TF_SMALLMUL, TF_STRONG, TF_SCALE, TF_NOMODE32): New macros. - (FL_LDSCHED, FL_STRONG, FL_WBUF, FL_SMALLMUL): Delete. - (FL_TUNE): Remove deleted elements. - (tune_flags): Convert type to unsigned int. - * arm.c (struct processors): Add new field tune_flags. - (all_cores, all_arches): Initialize it. - (arm_option_override): Adapt uses of tune_flags. Use tune_flags - for deciding when we should have slow multiply operations. - -2016-12-14 Martin Sebor <msebor@redhat.com> - - PR middle-end/78519 - * gimple-ssa-sprintf.c (format_string): Handle null pointers. - (format_directive): Diagnose null pointer arguments. - (pass_sprintf_length::handle_gimple_call): Diagnose null destination - pointers. Correct location of null format string in diagnostics. - -2016-12-14 David Malcolm <dmalcolm@redhat.com> - - * Makefile.in (SELFTEST_FLAGS): Add path argument to -fself-test. - (s-selftest): Add dependency on the selftests data directory. - * common.opt (fself-test): Rename to... - (fself-test=): ...this, documenting the meaning of the argument. - * selftest-run-tests.c (along): Likewise. - * selftest-run-tests.c: Include "options.h". - (selftest::run_tests): Initialize selftest::path_to_selftest_files - from flag_self_test. - * selftest.c (selftest::path_to_selftest_files): New global. - (selftest::locate_file): New function. - (selftest::test_locate_file): New function. - (selftest_c_tests): Likewise. - (selftest::selftest_c_tests): Call test_locate_file. - * selftest.h (selftest::locate_file): New decl. - (selftest::path_to_selftest_files): New decl. - -2016-12-14 Andrew Pinski <apinski@cavium.com> - - * config/aarch64/aarch64-cores.def: Add -1 as the variant to all - of the cores. - (thunderx): Update to include LSE by default. - (thunderxt88p1): New core. - (thunderxt88): New core. - (thunderxt81): New core. - (thunderxt83): New core. - * config/aarch64/driver-aarch64.c (struct aarch64_core_data): - Add variant field. - (ALL_VARIANTS): New define. - (AARCH64_CORE): Support VARIANT operand. - (cpu_data): Likewise. - (host_detect_local_cpu): Parse variant field of /proc/cpuinfo. - Combine the arch and single core case and support variant searching. - * common/config/aarch64/aarch64-common.c (AARCH64_CORE): - Add VARIANT operand. - * config/aarch64/aarch64-opts.h (AARCH64_CORE): Likewise. - * config/aarch64/aarch64.c (AARCH64_CORE): Likewise. - * config/aarch64/aarch64.h (AARCH64_CORE): Likewise. - * config/aarch64/aarch64-tune.md: Regenerate. - * doc/invoke.texi (AARCH64/mtune): Document thunderxt88, - thunderxt88p1, thunderxt81, thunderxt83 as available options. - -2016-12-14 Martin Jambor <mjambor@suse.cz> - - * omp-offload.c: Fix coding style. - * omp-expand.c: Likewise. - * omp-general.c: Likewise. - * omp-grid.c: Likewise. - * omp-low.c: Fix coding style of parts touched by the - previous splitting patch. - -2016-12-14 Martin Jambor <mjambor@suse.cz> - - * omp-general.h: New file. - * omp-general.c: New file. - * omp-expand.h: Likewise. - * omp-expand.c: Likewise. - * omp-offload.h: Likewise. - * omp-offload.c: Likewise. - * omp-grid.c: Likewise. - * omp-grid.c: Likewise. - * omp-low.h: Include omp-general.h and omp-grid.h. Removed includes - of params.h, symbol-summary.h, lto-section-names.h, cilk.h, tree-eh.h, - ipa-prop.h, tree-cfgcleanup.h, cfgloop.h, except.h, expr.h, stmt.h, - varasm.h, calls.h, explow.h, dojump.h, flags.h, tree-into-ssa.h, - tree-cfg.h, cfganal.h, alias.h, emit-rtl.h, optabs.h, expmed.h, - alloc-pool.h, cfghooks.h, rtl.h and memmodel.h. - (omp_find_combined_for): Declare. - (find_omp_clause): Renamed to omp_find_clause and moved to - omp-general.h. - (free_omp_regions): Renamed to omp_free_regions and moved to - omp-expand.h. - (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved - to omp-general.h. - (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to - omp-general.h. - (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and - moved to omp-general.h. - (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to - omp-general.h. - (oacc_fn_attrib_kernels_p): Moved to omp-general.h. - (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to - omp-general.c. - (omp_expand_local): Moved to omp-expand.h. - (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to - omp-expand.h. - (omp_finish_file): Moved to omp-offload.h. - (default_goacc_validate_dims): Renamed to - oacc_default_goacc_validate_dims and moved to omp-offload.h. - (offload_funcs, offload_vars): Moved to omp-offload.h. - * omp-low.c: Include omp-general.h, omp-offload.h and omp-grid.h. - (omp_region): Moved to omp-expand.c. - (omp_for_data_loop): Moved to omp-general.h. - (omp_for_data): Likewise. - (oacc_loop): Moved to omp-offload.c. - (oacc_loop_flags): Moved to omp-general.h. - (offload_funcs, offload_vars): Moved to omp-offload.c. - (root_omp_region): Moved to omp-expand.c. - (omp_any_child_fn_dumped): Likewise. - (find_omp_clause): Renamed to omp_find_clause and moved to - omp-general.c. - (is_combined_parallel): Moved to omp-expand.c. - (is_reference): Renamed to omp_is_reference and and moved to - omp-general.c. - (adjust_for_condition): Renamed to omp_adjust_for_condition and moved - to omp-general.c. - (get_omp_for_step_from_incr): Renamed to omp_get_for_step_from_incr - and moved to omp-general.c. - (extract_omp_for_data): Renamed to omp_extract_for_data and moved to - omp-general.c. - (workshare_safe_to_combine_p): Moved to omp-expand.c. - (omp_adjust_chunk_size): Likewise. - (get_ws_args_for): Likewise. - (get_base_type): Removed. - (dump_omp_region): Moved to omp-expand.c. - (debug_omp_region): Likewise. - (debug_all_omp_regions): Likewise. - (new_omp_region): Likewise. - (free_omp_region_1): Likewise. - (free_omp_regions): Renamed to omp_free_regions and moved to - omp-expand.c. - (find_combined_for): Renamed to omp_find_combined_for, made global. - (build_omp_barrier): Renamed to omp_build_barrier and moved to - omp-general.c. - (omp_max_vf): Moved to omp-general.c. - (omp_max_simt_vf): Likewise. - (gimple_build_cond_empty): Moved to omp-expand.c. - (parallel_needs_hsa_kernel_p): Likewise. - (expand_omp_build_assign): Moved declaration to omp-expand.c. - (expand_parallel_call): Moved to omp-expand.c. - (expand_cilk_for_call): Likewise. - (expand_task_call): Likewise. - (vec2chain): Likewise. - (remove_exit_barrier): Likewise. - (remove_exit_barriers): Likewise. - (optimize_omp_library_calls): Likewise. - (expand_omp_regimplify_p): Likewise. - (expand_omp_build_assign): Likewise. - (expand_omp_taskreg): Likewise. - (oacc_collapse): Likewise. - (expand_oacc_collapse_init): Likewise. - (expand_oacc_collapse_vars): Likewise. - (expand_omp_for_init_counts): Likewise. - (expand_omp_for_init_vars): Likewise. - (extract_omp_for_update_vars): Likewise. - (expand_omp_ordered_source): Likewise. - (expand_omp_ordered_sink): Likewise. - (expand_omp_ordered_source_sink): Likewise. - (expand_omp_for_ordered_loops): Likewise. - (expand_omp_for_generic): Likewise. - (expand_omp_for_static_nochunk): Likewise. - (find_phi_with_arg_on_edge): Likewise. - (expand_omp_for_static_chunk): Likewise. - (expand_cilk_for): Likewise. - (expand_omp_simd): Likewise. - (expand_omp_taskloop_for_outer): Likewise. - (expand_omp_taskloop_for_inner): Likewise. - (expand_oacc_for): Likewise. - (expand_omp_for): Likewise. - (expand_omp_sections): Likewise. - (expand_omp_single): Likewise. - (expand_omp_synch): Likewise. - (expand_omp_atomic_load): Likewise. - (expand_omp_atomic_store): Likewise. - (expand_omp_atomic_fetch_op): Likewise. - (expand_omp_atomic_pipeline): Likewise. - (expand_omp_atomic_mutex): Likewise. - (expand_omp_atomic): Likewise. - (oacc_launch_pack): and moved to omp-general.c, made public. - (OACC_FN_ATTRIB): Likewise. - (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved - to omp-general.c. - (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to - omp-general.c. - (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and - moved to omp-general.c. - (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to - omp-general.c. - (oacc_fn_attrib_kernels_p): Moved to omp-general.c. - (oacc_fn_attrib_level): Moved to omp-offload.c. - (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to - omp-general.c. - (get_oacc_ifn_dim_arg): Renamed to oacc_get_ifn_dim_arg and moved to - omp-general.c. - (mark_loops_in_oacc_kernels_region): Moved to omp-expand.c. - (grid_launch_attributes_trees): Likewise. - (grid_attr_trees): Likewise. - (grid_create_kernel_launch_attr_types): Likewise. - (grid_insert_store_range_dim): Likewise. - (grid_get_kernel_launch_attributes): Likewise. - (get_target_argument_identifier_1): Likewise. - (get_target_argument_identifier): Likewise. - (get_target_argument_value): Likewise. - (push_target_argument_according_to_value): Likewise. - (get_target_arguments): Likewise. - (expand_omp_target): Likewise. - (grid_expand_omp_for_loop): Moved to omp-grid.c. - (grid_arg_decl_map): Likewise. - (grid_remap_kernel_arg_accesses): Likewise. - (grid_expand_target_grid_body): Likewise. - (expand_omp): Renamed to omp_expand and moved to omp-expand.c. - (build_omp_regions_1): Moved to omp-expand.c. - (build_omp_regions_root): Likewise. - (omp_expand_local): Likewise. - (build_omp_regions): Likewise. - (execute_expand_omp): Likewise. - (pass_data_expand_omp): Likewise. - (pass_expand_omp): Likewise. - (make_pass_expand_omp): Likewise. - (pass_data_expand_omp_ssa): Likewise. - (pass_expand_omp_ssa): Likewise. - (make_pass_expand_omp_ssa): Likewise. - (grid_lastprivate_predicate): Renamed to - omp_grid_lastprivate_predicate and moved to omp-grid.c, made public. - (grid_prop): Moved to omp-grid.c. - (GRID_MISSED_MSG_PREFIX): Likewise. - (grid_safe_assignment_p): Likewise. - (grid_seq_only_contains_local_assignments): Likewise. - (grid_find_single_omp_among_assignments_1): Likewise. - (grid_find_single_omp_among_assignments): Likewise. - (grid_find_ungridifiable_statement): Likewise. - (grid_parallel_clauses_gridifiable): Likewise. - (grid_inner_loop_gridifiable_p): Likewise. - (grid_dist_follows_simple_pattern): Likewise. - (grid_gfor_follows_tiling_pattern): Likewise. - (grid_call_permissible_in_distribute_p): Likewise. - (grid_handle_call_in_distribute): Likewise. - (grid_dist_follows_tiling_pattern): Likewise. - (grid_target_follows_gridifiable_pattern): Likewise. - (grid_remap_prebody_decls): Likewise. - (grid_var_segment): Likewise. - (grid_mark_variable_segment): Likewise. - (grid_copy_leading_local_assignments): Likewise. - (grid_process_grid_body): Likewise. - (grid_eliminate_combined_simd_part): Likewise. - (grid_mark_tiling_loops): Likewise. - (grid_mark_tiling_parallels_and_loops): Likewise. - (grid_process_kernel_body_copy): Likewise. - (grid_attempt_target_gridification): Likewise. - (grid_gridify_all_targets_stmt): Likewise. - (grid_gridify_all_targets): Renamed to omp_grid_gridify_all_targets - and moved to omp-grid.c, made public. - (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to - omp-expand.c. - (add_decls_addresses_to_decl_constructor): Moved to omp-offload.c. - (omp_finish_file): Likewise. - (oacc_thread_numbers): Likewise. - (oacc_xform_loop): Likewise. - (oacc_default_dims, oacc_min_dims): Likewise. - (oacc_parse_default_dims): Likewise. - (oacc_validate_dims): Likewise. - (new_oacc_loop_raw): Likewise. - (new_oacc_loop_outer): Likewise. - (new_oacc_loop): Likewise. - (new_oacc_loop_routine): Likewise. - (finish_oacc_loop): Likewise. - (free_oacc_loop): Likewise. - (dump_oacc_loop_part): Likewise. - (dump_oacc_loop): Likewise. - (debug_oacc_loop): Likewise. - (oacc_loop_discover_walk): Likewise. - (oacc_loop_sibling_nreverse): Likewise. - (oacc_loop_discovery): Likewise. - (oacc_loop_xform_head_tail): Likewise. - (oacc_loop_xform_loop): Likewise. - (oacc_loop_process): Likewise. - (oacc_loop_fixed_partitions): Likewise. - (oacc_loop_auto_partitions): Likewise. - (oacc_loop_partition): Likewise. - (default_goacc_fork_join): Likewise. - (default_goacc_reduction): Likewise. - (execute_oacc_device_lower): Likewise. - (default_goacc_validate_dims): Likewise. - (default_goacc_dim_limit): Likewise. - (pass_data_oacc_device_lower): Likewise. - (pass_oacc_device_lower): Likewise. - (make_pass_oacc_device_lower): Likewise. - (execute_omp_device_lower): Likewise. - (pass_data_omp_device_lower): Likewise. - (pass_omp_device_lower): Likewise. - (make_pass_omp_device_lower): Likewise. - (pass_data_omp_target_link): Likewise. - (pass_omp_target_link): Likewise. - (find_link_var_op): Likewise. - (pass_omp_target_link::execute): Likewise. - (make_pass_omp_target_link): Likewise. - * Makefile.in (OBJS): Added omp-offload.o, omp-expand.o, omp-general.o - and omp-grid.o. - (GTFILES): Added omp-offload.h, omp-offload.c and omp-expand.c, removed - omp-low.h. - * gimple-fold.c: Include omp-general.h instead of omp-low.h. - (fold_internal_goacc_dim): Adjusted calls to - get_oacc_ifn_dim_arg and get_oacc_fn_dim_size to use their new names. - * gimplify.c: Include omp-low.h. - (omp_notice_variable): Adjust the call to get_oacc_fn_attrib to use - its new name. - (gimplify_omp_task): Adjusted calls to find_omp_clause to use its new - name. - (gimplify_omp_for): Likewise. - * lto-cgraph.c: Include omp-offload.h instead of omp-low.h. - * toplev.c: Include omp-offload.h instead of omp-low.h. - * tree-cfg.c: Include omp-general.h instead of omp-low.h. Also - include omp-expand.h. - (make_edges_bb): Adjusted the call to make_gimple_omp_edges to use its - new name. - (make_edges): Adjust the call to free_omp_regions to use its new name. - * tree-parloops.c: Include omp-general.h. - (create_parallel_loop): Adjusted the call to set_oacc_fn_attrib to use - its new name. - (parallelize_loops): Adjusted the call to get_oacc_fn_attrib to use - its new name. - * tree-ssa-loop.c: Include omp-general.h instead of omp-low.h. - (gate_oacc_kernels): Adjusted the call to get_oacc_fn_attrib to use - its new name. - * tree-vrp.c: Include omp-general.h instead of omp-low.h. - (extract_range_basic): Adjusted calls to get_oacc_ifn_dim_arg and - get_oacc_fn_dim_size to use their new names. - * varpool.c: Include omp-offload.h instead of omp-low.h. - * gengtype.c (open_base_files): Replace omp-low.h with omp-offload.h in - ifiles. - * config/nvptx/nvptx.c: Include omp-general.c. - (nvptx_expand_call): Adjusted the call to get_oacc_fn_attrib to use - its new name. - (nvptx_reorg): Likewise. - (nvptx_record_offload_symbol): Likewise. - -2016-12-14 Martin Sebor <msebor@redhat.com> - - PR middle-end/78786 - * gimple-ssa-sprintf.c (target_dir_max): New macro. - (get_mpfr_format_length): New function. - (format_integer): Use HOST_WIDE_INT instead of int. - (format_floating_max): Same. - (format_floating): Call get_mpfr_format_length. - (format_directive): Use target_dir_max. - -2016-12-14 Jakub Jelinek <jakub@redhat.com> - - PR target/78791 - * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_STV_TEMP. - * config/i386/i386.c (dimode_scalar_chain::make_vector_copies, - dimode_scalar_chain::convert_reg): Use SLOT_STV_TEMP instead of - SLOT_TEMP. - -2016-12-14 Uros Bizjak <ubizjak@gmail.com> - - PR target/59874 - * config/i386/i386-builtin.def: Add __builtin_clzs and __builtin_ctzs. - (ix86_fold_builtin): Handle IX86_BUILTIN_CTZS and IX86_BUILTIN_CLZS. - * config/i386/i386.md (*ctzhi2): New insn_and_split pattern. - (*clzhi2): Ditto. - -2016-12-14 Jakub Jelinek <jakub@redhat.com> - - PR debug/77844 - * valtrack.c: Include rtl-iter.h. - (struct rtx_subst_pair): Add insn field. - (propagate_for_debug_subst): If pair->to contains at least 2 - regs, create a DEBUG_INSN with a debug temp before pair->insn - and replace from with the debug temp instead of pair->to. - (propagate_for_debug): Initialize p.insn. - * combine.c (insn_uid_check): New inline function. - (INSN_COST, LOG_LINKS): Use it instead of INSN_UID. - (find_single_use, combine_instructions, - cant_combine_insn_p, try_combine): Use NONDEBUG_INSN_P instead of - INSN_P. - -2016-12-14 Martin Sebor <msebor@redhat.com> - - PR c/17308 - * builtin-attrs.def (ATTR_NONNULL_1_1, ATTR_NONNULL_1_2): Defined. - (ATTR_NONNULL_1_3, ATTR_NONNULL_1_4, ATTR_NONNULL_1_5): Same. - (ATTR_NOTHROW_NONNULL_1_1, ATTR_NOTHROW_NONNULL_1_2): Same. - (ATTR_NOTHROW_NONNULL_1_3, ATTR_NOTHROW_NONNULL_1_4): Same. - (ATTR_NOTHROW_NONNULL_1_5): Same. - (ATTR_NONNULL_1_FORMAT_PRINTF_1_2): Same. - (ATTR_NONNULL_1_FORMAT_PRINTF_2_0): Same. - (ATTR_NONNULL_1_FORMAT_PRINTF_2_3): Same. - (ATTR_NONNULL_1_FORMAT_PRINTF_3_0): Same. - (ATTR_NONNULL_1_FORMAT_PRINTF_3_4): Same. - (ATTR_NONNULL_1_FORMAT_PRINTF_4_0): Same. - (ATTR_NONNULL_1_FORMAT_PRINTF_4_5): Same. - * builtins.c (validate_arg): Add argument. Treat null pointers - passed to nonnull arguments as invalid. - (validate_arglist): Same. - * builtins.def (fprintf, fprintf_unlocked): Add nonnull attribute. - (printf, printf_unlocked, sprintf. vfprintf, vsprintf): Same. - (__sprintf_chk, __vsprintf_chk, __fprintf_chk, __vfprintf_chk): Same. - * calls.c (get_nonnull_ags, maybe_warn_null_arg): New functions. - (initialize_argument_information): Diagnose null pointers passed to - arguments declared nonnull. - * calls.h (get_nonnull_args): Declared. - -2016-12-14 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): On ISA - 3.0/power9, add support to use the VEXTU{B,H,W}{L,R}X extract - instructions. - * config/rs6000/vsx.md (VSr2): Add IEEE 128-bit floating point - type constraint registers. - (VSr3): Likewise. - (FL_CONV): New mode iterator for binary floating types that have a - direct conversion from 64-bit integer to floating point. - (vsx_extract_<mode>_p9): Add support for the ISA 3.0/power9 - VEXTU{B,H,W}{L,R}X extract instructions. - (vsx_extract_<mode>_p9 splitter): Add splitter to load up the - extract byte position into the GPR if we are using the - VEXTU{B,H,W}{L,R}X extract instructions. - (vsx_extract_<mode>_di_p9): Support extracts to GPRs. - (vsx_extract_<mode>_store_p9): Support extracting to GPRs so that - we can use reg+offset address instructions. - (vsx_extract_<mode>_var): Support extracts to GPRs. - (vsx_extract_<VSX_EXTRACT_I:mode>_<SDI:mode>_var): New combiner - insn to combine vector extracts with zero_extend. - (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>): Optimize - extracting a small integer vector element and converting it to a - floating point type. - (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Likewise. - (UNSPEC_XXEXTRACTUW): New unspec. - (UNSPEC_XXINSERTW): Likewise. - (vextract4b): Add support for the vec_vextract4b built-in - function. - (vextract4b_internal): Likewise. - (vinsert4b): Add support for the vec_insert4b built-in function. - Include both a version that inserts element 1 from a V4SI object - and one that inserts a DI object. - (vinsert4b_internal): Likewise. - (vinsert4b_di): Likewise. - (vinsert4b_di_internal): Likewise. - * config/rs6000/predicates.md (const_0_to_11_operand): New - predicate, match 0..11. - * config/rs6000/rs6000-builtin.def (BU_P9V_VSX_3): Set built-in - type to ternary, not binary. - (BU_P9V_64BIT_VSX_3): Likewise. - (P9V_BUILTIN_VEXTRACT4B): Add support for vec_vinsert4b and - vec_extract4b non-overloaded built-in functions. - (P9V_BUILTIN_VINSERT4B): Likewise. - (P9V_BUILTIN_VINSERT4B_DI): Likewise. - (P9V_BUILTIN_VEC_VEXTULX): Move to section that adds 2 operand ISA - 3.0 built-in functions. - (P9V_BUILTIN_VEC_VEXTURX): Likewise. - (P9V_BUILTIN_VEC_VEXTRACT4B): Add support for overloaded - vec_insert4b and vec_extract4 built-in functions. - (P9V_BUILTIN_VEC_VINSERT4B): Likewise. - * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add - overloaded support for vec_vinsert4b and vec_extract4b. - * config/rs6000/rs6000.c (altivec_expand_builtin): Add checks for - the vec_insert4b and vec_extract4b byte number being a constant in - the range 0..11. - * config/rs6000/altivec.h (vec_vinsert4b): Support vec_vinsert4b - and vec_extract4b built-in functions. - * doc/extend.doc (PowerPC VSX built-in functions): Document - vec_insert4b and vec_extract4b. - -2016-12-14 Martin Liska <mliska@suse.cz> - - * gimple-pretty-print.c (dump_probability): New function. - (dump_edge_probability): Use the function. - (dump_gimple_label): Likewise. - (dump_gimple_bb_header): Likewise. - -2016-12-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - Jakub Jelinek <jakub@redhat.com> - - * tree-ssa-strlen.c (fold_strstr_to_memcmp): New function. - (strlen_optimize_stmt): Call fold_strstr_to_memcmp. - -2016-12-14 Eric Botcazou <ebotcazou@adacore.com> - - * lra-constraints.c (process_address_1): Do not attempt to decompose - addresses for MEMs that satisfy fixed-form constraints. - -2016-12-14 Richard Biener <rguenther@suse.de> - - PR tree-optimization/78788 - * tree-vrp.c (set_value_range): Allow [-INF(OVF), +INF(OVF)]. - (set_and_canonicalize_value_range): Do not drop the above to - VARYING. - -2016-12-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - * config/rs6000/rs600.c (rs6000_builtin_vectorization_cost): - Adjust unaligned load cost. - -2016-12-13 Uros Bizjak <ubizjak@gmail.com> - - PR target/78794 - * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain): - Calculate additional gain for andnot for targets without BMI. - -2016-12-13 Carl Love <cel@us.ibm.com> - - * config/rs6000/rs6000-c.c: Add built-in support for - vector float vec_pack (vector double, vector double) - vector double vec_sld (vector double, vector double) - * config/rs6000/rs6000.c: Add icode check for vsldoi_v2df to allow - 4-bit unsigned literal. - * config/rs6000/rs6000-builtin.def: Add definition for VSLDOI_2DF - * doc/extend.texi: Update the built-in documentation file for the - new powerpc vec_pack and vec_sld built-ins. - -2016-12-13 Martin Liska <mliska@suse.cz> - - * sanopt.c (sanopt_optimize_walker): Set contains_asan_mark. - (sanopt_optimize): Add new argument. - (sanitize_asan_mark_unpoison): New function. - (maybe_contains_asan_check): Likewise. - (sanitize_asan_mark_poison): Likewise. - (pass_sanopt::execute): Call the new functions. - -2016-12-13 Martin Liska <mliska@suse.cz> - - PR tree-optimization/78428 - * expr.c (store_constructor_field): Add new arguments to the function. - (store_constructor): Set up bitregion_end and add gcc_unreachable to - fields that have either non-constant size or (and) offset. - -2016-12-13 Marek Polacek <polacek@redhat.com> - - * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Change - parameters' type from int to HOST_WIDE_INT. - (compute_overlap_steps_for_affine_1_2): Change parameters' type from - int to HOST_WIDE_INT. - (build_classic_dist_vector_1): Likewise. - (add_multivariate_self_dist): Likewise. - -2016-12-13 Michael Matz <matz@suse.de> - - PR tree-optimization/78725 - * tree-ssa-loop-split.c (split_at_bb_p): Check for overflow and - at correct use point. - -2016-12-13 Martin Liska <mliska@suse.cz> - - * asan.c (asan_expand_mark_ifn): Use renamed - BUILT_IN_ASAN_{UN}CLOBBER_N to BUILT_IN_ASAN_{UN}POISON_STACK_MEMORY. - * sanitizer.def: Likewise. - -2016-12-13 James Greenhalgh <james.greenhalgh@arm.com> - - * doc/extend.texi (Half-Precision): Update to document current - compiler behaviour. - -2016-12-13 James Greenhalgh <james.greenhalgh@arm.com> - - * doc/extend.texi (Floating Types): Document availability of - _Float16 on ARM/AArch64. - -2016-12-13 Richard Biener <rguenther@suse.de> - - PR tree-optimization/78699 - * tree-vect-data-refs.c (vect_analyze_group_access_1): Limit - group size. - -2016-12-13 Richard Biener <rguenther@suse.de> - - PR middle-end/78742 - * tree.c (cst_and_fits_in_hwi): Look if the actual value fits. - * tree-object-size.c (compute_builtin_object_size): Use - tree_fits_shwi_p. - * tree-data-ref.c (initialize_matrix_A): Remove excess assert. - -2016-12-13 Martin Liska <mliska@suse.cz> - - * asan.c (asan_mark_poison_p): Remove. - (asan_mark_p): New function. - (transform_statements): Use the function. - (asan_expand_mark_ifn): Do not use masked enum. - * asan.h (enum asan_mark_flags): Declare it via a macro. - * gimple-pretty-print.c (dump_gimple_call_args): Dump first - argument of ASAN_MARK. - * gimplify.c (build_asan_poison_call_expr): Use new enum values. - (asan_poison_variable): Likewise. - -2016-12-13 Jakub Jelinek <jakub@redhat.com> - - PR ipa/77905 - * ipa-pure-const.c (cdtor_p): Return true for - DECL_STATIC_{CON,DE}STRUCTOR even when it is - DECL_LOOPING_CONST_OR_PURE_P. - -2016-12-12 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/78777 - * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge, - insert_initializers): Use stmt_ends_bb_p instead of is_ctrl_stmt. - - PR other/78766 - * opt-functions.awk (opt_args): Use [{] instead of { in regexps. - Formatting fix. - -2016-12-12 Martin Sebor <msebor@redhat.com> - - PR middle-end/78622 - PR middle-end78606 - * gimple-ssa-sprintf.c (min_bytes_remaining): Use res.knownrange - rather than res.bounded. - (get_width_and_precision): Set precision to -1 when negative. - (adjust_range_for_overflow): New function. - (format_integer): Correct the handling of the space, plus, and pound - flags, and the special case of zero precision. - Always set res.bounded to true unless either precision or width - is specified and unknown. - Call adjust_range_for_overflow. - Avoid use zero as the shortest value when precision is specified - but unknown. - (format_directive): Remove vestigial quoting. Always inform of - argument value or range when it's available. - (add_bytes): Correct the computation of boundrange used to - decide whether a warning is of a "maybe" or "defnitely" kind. - -2016-12-12 Dominik Vogt <vogt@linux.vnet.ibm.com> - - * combine.c (change_zero_ext): Handle mode expanding zero_extracts. - -2016-12-12 Uros Bizjak <ubizjak@gmail.com> - - PR target/78738 - * config/i386/i386.h (X87_ENABLE_ARITH): Also enable for - flag_unsafe_math_optimizations. - (X87_ENABLE_FLOAT): Ditto. - -2016-12-12 Marek Polacek <polacek@redhat.com> - - PR middle-end/78716 - * gimplify.c (gimplify_va_arg_expr): Don't require ADDR_EXPR for - Case 1; check POINTER_TYPE_P instead. - -2016-12-12 Bernd Schmidt <bschmidt@redhat.com> - - PR rtl-optimization/78669 - * ira.c (combine_and_move_insns): When deleting an insn, clear the - replace flag for all used regs in that insn. - -2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/arm-opts.h: Move struct arm_arch_core_flag and - arm_arch_core_flags to ... - * common/config/arm/arm-common.c: There. - -2016-12-12 Eric Botcazou <ebotcazou@adacore.com> - - * config/sparc/constraints.md (T): Use special memory constraint. - (U): Minor tweak. - (W): Add TARGET_ARCH64 test. - * config/sparc/sparc.md (*movdi_insn_sp32): Replace 'W' with 'T'. - (*movdf_insn_sp32): Likewise. - (*mov<VM64:mode>_insn_sp32): Likewise. Replace 'e' with 'f' in - conjunction with offsettable memory references. - -2016-12-11 Sandra Loosemore <sandra@codesourcery.com> - - * config/nios2/nios2.c (nios2_emit_move_sequence): Call copy_rtx - to avoid shared structure error. - -2016-12-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - PR target/78695 - * config/rs6000/rs6000.c (find_alignment_op): Discard from - consideration any artificial definition. - -2016-12-11 Iain Sandoe <iain@codesourcery.com> - - * configure.ac (CROSS directory tests): Remove the assumption that - Darwin hosts contain suitable target sysroots in "/". - * configure: Regenerate. - -2016-12-11 Iain Sandoe <iain@codesourcery.com> - - PR rtl-optimization/71496 - * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non- - copyable. (load_macho_picbase_di, reload_macho_picbase_si, - reload_macho_picbase_di): Likewise. - -2012-12-11 John David Anglin <danglin@gcc.gnu.org> - - * config/pa/pa.c (pa_callee_copies): New function. - * config/pa/pa.opt (mcaller-copies): New option. - * doc/invoke.texi (mcaller-copies): Document option. - -2016-12-11 Uros Bizjak <ubizjak@gmail.com> - - PR target/70799 - * config/i386/i386.c (dimode_scalar_to_vector_candidate_p) - <case ASHIFT, case LSHIFTRT>: Consider all constant shifts. - Add FIXME comment. - (dimode_scalar_chain::compute_convert_gain): Reduce gain for - constant shifts larger or equal than 32. - -2016-12-11 Roger Pau Monné <roger.pau@citrix.com> - - * config/i386/x86-64.h: Append --32 to the assembler options when - -m16 is used on non-glibc systems as well. - -2016-12-10 Allan Sandfeld Jensen <allan.jensen@qt.io> - - PR target/70118 - * config/i386/mmintrin.h (__m64_u): New type - * config/i386/emmintrin.h (_mm_loadl_epi64, _mm_storel_epi64): - Make the allowed unaligned memory access explicit. - -2016-12-10 Krister Walfridsson <krister.walfridsson@gmail.com> - - * config.gcc (i386-*-netbsd*): Make i486 the default arch on NetBSD. - Generally use cpu generic. - -2016-12-10 Jakub Jelinek <jakub@redhat.com> - Marc Glisse <marc.glisse@inria.fr> - - PR tree-optimization/78720 - * match.pd (A < 0 ? C : 0): Only optimize for signed A. If shift - is negative, sign extend to @1's type and than AND with C. - -2016-12-10 Jakub Jelinek <jakub@redhat.com> - - PR fortran/78758 - * tree-object-size.c (compute_object_offset) <case ARRAY_REF>: Handle - non-zero low bound or non-standard element sizes. - - PR sanitizer/78708 - * lto-streamer-in.c (input_function): In addition to debug stmts - without -g, remove IFN_*SAN_* calls if corresponding flag_sanitize - bit is not enabled. - -2016-12-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - * config/rs6000/rs6000-passes.def: New file. - * config/rs6000/rs6000-protos.h: Declare make_pass_analyze_swaps. - * config/rs6000/rs6000.c (rs6000_option_override): Remove - registration of machine-specific passes. - (pass_analyze_swaps::clone): New function. - * config/rs6000/t-rs6000: Define PASSES_EXTRA. - -2016-12-09 Kugan Vivekanandarajah <kuganv@linaro.org> - - PR ipa/78721 - * ipa-cp.c (propagate_vr_accross_jump_function): Call - drop_tree_overflow after fold_convert. - -2016-12-09 Jakub Jelinek <jakub@redhat.com> - - PR target/72742 - * config/rs6000/rs6000.md (*and<mode>3_imm_mask_dot, - *and<mode>3_imm_mask_dot2): Add rs6000_is_valid_and_mask to insn - condition. - -2016-12-09 Segher Boessenkool <segher@kernel.crashing.org> - - PR target/78683 - * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Use - GET_MODE_BITSIZE. Return 2. - (CTZ_DEFINED_VALUE_AT_ZERO): Use GET_MODE_BITSIZE. Return 2. Handle - TARGET_POPCNTD the same as TARGET_CTZ. - * config/rs6000/rs6000.md (ctz<mode>2): Reimplement. - (ffs<mode>2): Reimplement. - -2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com> - - PR rtl-optimization/78255 - * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if - NO_FUNCTION_CSE is true. - -2016-12-09 Cesar Philippidis <cesar@codesourcery.com> - - PR ipa/78027 - * ipa-icf.c (sem_function::parse): Don't process functions with - oacc decl attributes, as they may be OpenACC routines. - -2016-12-09 David Malcolm <dmalcolm@redhat.com> - - * rtl.h (get_mem_attrs): Add "const" qualifier to returned - pointer. - -2016-12-09 Nathan Sidwell <nathan@acm.org> - - PR C++/78550 - * convert.c (convert_to_integer_1): Maybe fold conversions to - integral types with fewer bits than its mode. - -2016-12-09 Martin Liska <mliska@suse.cz> - - * tree-pretty-print.c (pretty_print_string): Escape non-printable - chars in strings. - -2016-12-09 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/78726 - * tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP - argument. For lhs uses in debug stmts, don't replace lhs with - new_lhs, but with a debug temp set to new_lhs opcode op. - (make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and - OP down to make_new_ssa_for_def. - (zero_one_operation): Call make_new_ssa_for_all_defs even when - stmts_to_fix is empty, if *def has not changed yet. Pass - OPCODE to make_new_ssa_for_all_defs. - -2016-12-08 Martin Sebor <msebor@redhat.com> - - PR c/78284 - * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New - identifier tree nodes. - (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list. - (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same. - (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same. - (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same. - (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same. - * builtins.c (expand_builtin_alloca): Call - maybe_warn_alloc_args_overflow. - * builtins.def (aligned_alloc, calloc, malloc, realloc): - Add attribute alloc_size. - (alloca): Add attribute alloc_size and returns_nonnull. - * calls.h (maybe_warn_alloc_args_overflow): Declare. - * calls.c (alloc_max_size, operand_signed_p): New functions. - (maybe_warn_alloc_args_overflow): Define. - (initialize_argument_information): Diagnose overflow in functions - declared with attaribute alloc_size. - * doc/invoke.texi (Warning Options): Document -Walloc-zero and - -Walloc-size-larger-than. - -2016-12-08 Vladimir Makarov <vmakarov@redhat.com> - - PR rtl-optimization/78671 - * lra-assign.c (find_hard_regno_for_1): Check prohibited regs for an - allocno class. - -2016-12-08 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P. - (HARD_REGNO_NREGS_HAS_PADDING): Ditto. Simplify macro. - -2015-12-08 Wilco Dijkstra <wdijkstr@arm.com> - - PR target/78733 - * config/aarch64/aarch64.c (aarch64_classify_address): - Set load_store_pair_p for TImode and TFmode. - -2016-12-08 David Malcolm <dmalcolm@redhat.com> - - * emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and - regno_reg_rtx resizing logic to... - (emit_status::ensure_regno_capacity): ...this new method, - and ensure that the buffers are large enough. - (init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc - rather than ggc_vec_alloc. - * function.h (emit_status::ensure_regno_capacity): New method. - -2016-12-08 Dmitry Vyukov <dvyukov@google.com> - - * opts.c (finish_options): Enable -fsanitize-address-use-after-scope - only if -fsanitize=address is enabled (not -fsanitize=kernel-address). - * doc/invoke.texi (-fsanitize=kernel-address): - Don't say that it enables -fsanitize-address-use-after-scope. - -2016-12-08 Bin Cheng <bin.cheng@arm.com> - - PR middle-end/78684 - * tree-vect-loop-manip.c (create_intersect_range_checks_index): Check - sign bit for index step of data reference. - -2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com> - - * config/aarch64/aarch64.c (aarch64_load_symref_appropriately): - Handle SYMBOL_SMALL_TLSGD for ILP32. - * config/aarch64/aarch64.md : tlsgd_small modified into - tlsgd_small_<mode> to support SImode and DImode. - *tlsgd_small modified into *tlsgd_small_<mode> to support SImode and - DImode. - -2016-12-08 Andrew Pinski <apinski@cavium.com> - - * config/aarch64/aarch64.c (aarch64_load_symref_appropriately): - Access the lower part of RTX appropriately. - -2016-12-07 David Malcolm <dmalcolm@redhat.com> - - * genpreds.c (write_tm_constrs_h): Update for renaming of - rtx_reader_ptr to md_reader_ptr. - (write_tm_preds_h): Likewise. - (write_insn_preds_c): Likewise. - * read-md.c (rtx_reader_ptr): Rename to... - (md_reader_ptr): ...this, and convert from an - rtx_reader * to a md_reader *. - (rtx_reader::set_md_ptr_loc): Rename to... - (md_reader::set_md_ptr_loc): ...this. - (rtx_reader::get_md_ptr_loc): Rename to... - (md_reader::get_md_ptr_loc): ...this. - (rtx_reader::copy_md_ptr_loc): Rename to... - (md_reader::copy_md_ptr_loc): ...this. - (rtx_reader::fprint_md_ptr_loc): Rename to... - (md_reader::fprint_md_ptr_loc): ...this. - (rtx_reader::print_md_ptr_loc): Rename to... - (md_reader::print_md_ptr_loc): ...this. - (rtx_reader::join_c_conditions): Rename to... - (md_reader::join_c_conditions): ...this. - (rtx_reader::fprint_c_condition): ...this. - (rtx_reader::print_c_condition): Rename to... - (md_reader::print_c_condition): ...this. - (fatal_with_file_and_line): Update for renaming of - rtx_reader_ptr to md_reader_ptr. - (rtx_reader::require_char): Rename to... - (md_reader::require_char): ...this. - (rtx_reader::require_char_ws): Rename to... - (md_reader::require_char_ws): ...this. - (rtx_reader::require_word_ws): Rename to... - (md_reader::require_word_ws): ...this. - (rtx_reader::read_char): Rename to... - (md_reader::read_char): ...this. - (rtx_reader::unread_char): Rename to... - (md_reader::unread_char): ...this. - (rtx_reader::peek_char): Rename to... - (md_reader::peek_char): ...this. - (rtx_reader::read_name): Rename to... - (md_reader::read_name): ...this. - (rtx_reader::read_escape): Rename to... - (md_reader::read_escape): ...this. - (rtx_reader::read_quoted_string): Rename to... - (md_reader::read_quoted_string): ...this. - (rtx_reader::read_braced_string): Rename to... - (md_reader::read_braced_string): ...this. - (rtx_reader::read_string): Rename to... - (md_reader::read_string): ...this. - (rtx_reader::read_skip_construct): Rename to... - (md_reader::read_skip_construct): ...this. - (rtx_reader::handle_constants): Rename to... - (md_reader::handle_constants): ...this. - (rtx_reader::traverse_md_constants): Rename to... - (md_reader::traverse_md_constants): ...this. - (rtx_reader::handle_enum): Rename to... - (md_reader::handle_enum): ...this. - (rtx_reader::lookup_enum_type): Rename to... - (md_reader::lookup_enum_type): ...this. - (rtx_reader::traverse_enum_types): Rename to... - (md_reader::traverse_enum_types): ...this. - (rtx_reader::rtx_reader): Rename to... - (md_reader::md_reader): ...this, and update for renaming of - rtx_reader_ptr to md_reader_ptr. - (rtx_reader::~rtx_reader): Rename to... - (md_reader::~md_reader): ...this, and update for renaming of - rtx_reader_ptr to md_reader_ptr. - (rtx_reader::handle_include): Rename to... - (md_reader::handle_include): ...this. - (rtx_reader::handle_file): Rename to... - (md_reader::handle_file): ...this. - (rtx_reader::handle_toplevel_file): Rename to... - (md_reader::handle_toplevel_file): ...this. - (rtx_reader::get_current_location): Rename to... - (md_reader::get_current_location): ...this. - (rtx_reader::add_include_path): Rename to... - (md_reader::add_include_path): ...this. - (rtx_reader::read_md_files): Rename to... - (md_reader::read_md_files): ...this. - * read-md.h (class rtx_reader): Split into... - (class md_reader): ...new class. - (rtx_reader_ptr): Rename to... - (md_reader_ptr): ...this, and convert to a md_reader *. - (class noop_reader): Update base class to be md_reader. - (class rtx_reader): Reintroduce as a subclass of md_reader. - (rtx_reader_ptr): Reintroduce as a rtx_reader *. - (read_char): Update for renaming of rtx_reader_ptr to - md_reader_ptr. - (unread_char): Likewise. - * read-rtl.c (rtx_reader_ptr): New global. - (rtx_reader::apply_iterator_to_string): Rename to... - (md_reader::apply_iterator_to_string): ...this. - (rtx_reader::copy_rtx_for_iterators): Rename to... - (md_reader::copy_rtx_for_iterators): ...this. - (rtx_reader::read_conditions): Rename to... - (md_reader::read_conditions): ...this. - (rtx_reader::record_potential_iterator_use): Rename to... - (md_reader::record_potential_iterator_use): ...this. - (rtx_reader::read_mapping): Rename to... - (md_reader::read_mapping): ...this. - (rtx_reader::read_rtx): Use rtx_reader_ptr when calling - read_rtx_code. - (rtx_reader::read_rtx_operand): Use get_string_obstack rather - than directly accessing m_string_obstack. - (rtx_reader::rtx_reader): New ctor. - (rtx_reader::~rtx_reader): New dtor. - -2016-12-07 Martin Sebor <msebor@redhat.com> - - PR middle-end/77784 - PR middle-end/78149 - PR middle-end/78138 - - * builtins.c (expand_builtin_strcat, expand_builtin_strncat): New - functions. - (compute_dest_size, get_size_range, check_sizes, check_strncat_sizes) - (check_memop_sizes): Same. - (expand_builtin_memcpy): Call check memop_sizes. - (expand_builtin_mempcpy): Same. - (expand_builtin_memset): Same, - (expand_builtin_bzero): Same. - (expand_builtin_memory_chk): Call check_sizes. - (expand_builtin_strcpy): Same. - (expand_builtin_strncpy): Same. - (maybe_emit_sprintf_chk_warning): Same. - (expand_builtin): Handle strcat and strncat. - (fini_object_sizes): Reset pointers. - (compute_object_size): New function. - * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): - Avoid issuing warnings also issued during built-in expansion. - * doc/invoke.texi (Warning Options): Document -Wstringop-overflow. - -2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/72717 - * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the - V2DImode elements are SUBREG's convert the result into DImode - rather than failing in emit_move_insn. - -2016-12-07 Jakub Jelinek <jakub@redhat.com> - - * builtins.c (fold_builtin_strstr): Removed. - (fold_builtin_2): Don't call fold_builtin_strstr. - * gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr - earlier in the strrchr (x, 0) -> strchr (x, 0) optimization. - (gimple_fold_builtin_strstr): New function. - (gimple_fold_builtin): Call it. - * fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR. - - PR c++/78692 - * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs - var to lhs of new_stmt right before noreturn handling rather than to - lhs of e->call_stmt early. - -2016-12-07 David Malcolm <dmalcolm@redhat.com> - - * read-md.c (rtx_reader::require_char): New method. - (require_char_ws): Convert from function to... - (rtx_reader::require_char_ws): ...method. - (rtx_reader::require_word_ws): New method. - * read-md.h (rtx_reader::require_char): New method decl. - (require_char_ws): Remove global decl in favor of... - (rtx_reader::require_char_ws): ...new method decl. - (rtx_reader::require_word_ws): New method decl. - (rtx_reader::peek_char): New method decl. - -2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com> - - PR rtl-optimization/78617 - * lra-remat.c (do_remat): Initialize live_hard_regs from live in - registers, also setting hard registers mapped to pseudo registers. - -2016-12-07 David Malcolm <dmalcolm@redhat.com> - - * cfgexpand.c (pass_expand::execute): Move stack initializations - to rtl_data::init_stack_alignment and call it. - * emit-rtl.c (rtl_data::init_stack_alignment): New method. - * emit-rtl.h (rtl_data::init_stack_alignment): New method. - -2016-12-07 Wilco Dijkstra <wdijkstr@arm.com> - - * gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf. - (ira): Move initialization of crtl->is_leaf earlier. - -2016-12-07 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64.md (movti_aarch64): Change Ump to m. - (movtf_aarch64): Likewise. - * config/aarch64/aarch64.c (aarch64_classify_address): - Use correct intersection of offsets. - (aarch64_legitimize_address_displacement): Use 9-bit signed offsets. - (aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode. - Use 7-bit signed scaled mode for modes > 16 bytes. - -2016-12-07 James Greenhalgh <james.greenhalgh@arm.com> - - PR rtl-optimization/78561 - * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use - constant_pool_empty_p in place of get_pool_size_upper_bound. - (rs6000_stack_info): Likewise. - (rs6000_emit_prologue): Likewise. - (rs6000_elf_declare_function_name): Likewise. - (rs6000_set_up_by_prologue): Likewise. - (rs6000_can_eliminate): Likewise. - * output.h (get_pool_size_upper_bound): Delete. - (constant_pool_empty_p): New. - * varasm.c (get_pool_size_upper_bound): Delete - (constant_pool_empty_p): New. - -2016-12-07 Bin Cheng <bin.cheng@arm.com> - - PR tree-optimization/78691 - * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)): - Require integral type for the outer expression. - -2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com> - - * config/aarch64/aarch64.c - (aarch64_builtin_support_vector_misalignment): New. - (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define. - -2016-12-06 David Malcolm <dmalcolm@redhat.com> - - PR bootstrap/78705 - * config/i386/i386.c (ix86_test_dumping_memory_blockage): - Conditionalize the string comparison on Pmode == DImode. - -2016-12-06 Tom de Vries <tom@codesourcery.com> - - PR tree-optimization/67955 - * tree-ssa-alias.c (same_addr_size_stores_p): New function. - (stmt_kills_ref_p): Use it. - -2016-12-06 Eric Botcazou <ebotcazou@adacore.com> - - PR middle-end/78700 - * calls.c (expand_call): Move back call to prepare_call_address. - -2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/78658 - * config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of - ?* constraints for the ISA 3.0 patterns, so the register allocator - is more likely to allocate QImode/HImode to vector registers for - conversion to floating point unless a reload is needed. - (zero_extendhi<mode>2): Likewise. - (float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the - first alternative which is converting QImode/HImode to floating - point and the QImode/HImode value is in a vector register, and - does not allocate the second pseudo register. Remove zero - extending into traditional floating point registers, since the - instruction used only works on traditional altivec registers. - (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise. - -2016-12-06 David Malcolm <dmalcolm@redhat.com> - - * config/i386/i386.c: Include print-rtl.h. - (selftest::ix86_test_dumping_memory_blockage): New function. - (selftest::ix86_run_selftests): Call it. - * print-rtl-function.c (print_rtx_function): Create an - rtx_reuse_manager and use it. - * print-rtl.c: Include "rtl-iter.h". - (rtx_writer::rtx_writer): Add reuse_manager param. - (rtx_reuse_manager::rtx_reuse_manager): New ctor. - (uses_rtx_reuse_p): New function. - (rtx_reuse_manager::preprocess): New function. - (rtx_reuse_manager::has_reuse_id): New function. - (rtx_reuse_manager::seen_def_p): New function. - (rtx_reuse_manager::set_seen_def): New function. - (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a - prefix the first time in_rtx is seen, and print reuse_rtx - subsequently. - (print_inline_rtx): Supply NULL for new reuse_manager param. - (debug_rtx): Likewise. - (print_rtl): Likewise. - (print_rtl_single): Likewise. - (rtx_writer::print_rtl_single_with_indent): Likewise. - * print-rtl.h: Include bitmap.h when building for host. - (rtx_writer::rtx_writer): Add reuse_manager param. - (rtx_writer::m_rtx_reuse_manager): New field. - (class rtx_reuse_manager): New class. - * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager - param and use it when constructing rtx_writer. - (selftest::test_dumping_rtx_reuse): New function. - (selftest::rtl_tests_c_tests): Call it. - * selftest-rtl.h (class rtx_reuse_manager): New forward decl. - (selftest::assert_rtl_dump_eq): Add reuse_manager param. - (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param. - (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro. - -2016-12-06 Vladimir Makarov <vmakarov@redhat.com> - - PR target/77761 - * lra-lives.c (process_bb_lives): Update biggest mode for - implicitly used hard reg. - -2016-12-06 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/predicates.md (general_gr_operand): New predicate. - * config/i386/i386.md (TImode and DImode push_operand splitter): - Use general_gr_operand. Macroize using DWI mode macro. - (TImode and DImode nonimmediate_operand splitter): Use - nonimmediate_gr_operand and general_gr_operand. Macroize using - DWI mode macro. - (TF/XF/DFmode push_operand splitter): Use general_gr_operand. - (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand - and general_gr_operand. - (XFmode nonimmediate_operand splitter): Ditto. - (DFmode nonimmediate_operand splitter): Ditto. - * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto. - -2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into - alphabetical order with respect to other ARMv8 processors. - * config/arm/arm-tables.opt: Regenerate. - * config/arm/arm-tune.md: Likewise. - -2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com> - - * config/mips/mips.c (mips_expand_builtin_insn): Check input - ranges of literal integer arguments. - -2016-12-06 Aldy Hernandez <aldyh@redhat.com> - - PR middle-end/78548 - * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of - destroy_predicate_vecs. - (uninit_uses_cannot_happen): Make uninit_preds a scalar. - -2016-12-06 Aldy Hernandez <aldyh@redhat.com> - - PR middle-end/78566 - * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change - argument type to a pred_chain. - (can_chain_union_be_invalidated_p): Use pred_chain instead of a - worklist. - (flatten_out_predicate_chains): Remove. - (uninit_uses_cannot_happen): Rename from - uninit_ops_invalidate_phi_use. - Change logic so that we are checking that the PHI use will - invalidate _ALL_ possibly uninitialized operands. - (is_use_properly_guarded): Rename call to - uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen. - -2016-12-06 Tamar Christina <tamar.christina@arm.com> - - * gcc/config/aarch64/arm_neon.h - (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added. - (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise. - (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise. - (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise. - (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise. - (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise. - (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise. - (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise. - (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise. - (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise. - (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise. - (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise. - (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise. - (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise. - -2016-12-06 Jakub Jelinek <jakub@redhat.com> - - PR c++/71537 - * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0) - plus offset is non-zero. For maybe_nonzero_address decl base0, - require indirect_base0. - - PR c++/71537 - * fold-const-call.c (fold_const_call_1): Remove memchr handling here. - (fold_const_call) <case CFN_BUILT_IN_STRNCMP, - case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements. - (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0 - and arguments have no side-effects, return 0. - (fold_const_call): Handle CFN_BUILT_IN_MEMCHR. - - PR c++/71537 - * fold-const-call.c (fold_const_call): Handle - CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}. - - PR tree-optimization/78675 - * tree-vect-loop.c (vectorizable_live_operation): For - VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision - instead of TREE_TYPE (vectype) for the BIT_FIELD_REF. - -2016-12-06 Eric Botcazou <ebotcazou@adacore.com> - - PR middle-end/78642 - * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition. - (copy_rtx_if_shared_1) <CLOBBER>: Likewise. - (copy_insn_1) <CLOBBER>: Likewise. - -2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/78688 - * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE - instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about - comparing signed to unsigned values. - (FUNCTION_ARG_REGNO_P): Likewise. - -2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - Stefan Freudenberger <stefan@reservoir.com> - - PR tree-optimization/78646 - * gimple-ssa-strength-reduction.c (replace_ref): The pointer - addition used for the memory base expression should have the type - of the candidate. - -2016-12-05 Waldemar Brodkorb <wbx@openadk.org> - - PR target/71721 - * config.gcc (*-*-uclinux*): Enable posix threads. - -2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com> - - * config/i386/avx512bwintrin.h: Add new k-mask intrinsics. - * config/i386/avx512dqintrin.h: Ditto. - * config/i386/avx512fintrin.h: Ditto. - * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR, - UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR, - UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI, - UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT, - UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT, - UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New - function types. - * config/i386/i386-builtin.def (__builtin_ia32_knotqi, - __builtin_ia32_knotsi, __builtin_ia32_knotdi, - __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi, - __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi, - __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi, - __builtin_ia32_kxordi, __builtin_ia32_kandqi, - __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi, - __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New. - * config/i386/i386.c (ix86_expand_args_builtin): Handle new types. - -2016-12-05 Segher Boessenkool <segher@kernel.crashing.org> - - * combine.c: Revert r243162. - -2016-12-05 Paolo Bonzini <bonzini@gnu.org> - - * match.pd: Simplify X ? C : 0 where C is a power of 2 and - X tests a single bit. - -2016-12-05 Nathan Sidwell <nathan@acm.org> - - * diagnostic.c (diagnostic_check_max_errors): New, broken out of ... - (diagnostic_action_after_output): ... here. - (diagnostic_report_diagnostic): Call it for non-notes. - * diagnostic.h (struct diagnostic_context): Make max_errors signed int. - (diagnostic_check_max_errors): Declare. - -2016-12-05 Cupertino Miranda <cmiranda@synopsys.com> - - * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs. - (ENDFILE_SPEC): Likewise. - -2016-12-05 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove. - * config/arc/arc.c (arc_unspec_offset): New function. - (arc_finalize_pic): Change. - (arc_emit_call_tls_get_addr): Likewise. - (arc_legitimize_tls_address): Likewise. - (arc_legitimize_pic_address): Likewise. - (insn_is_tls_gd_dispatch): Remove. - * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change. - * config/arc/arc.md (ls_gd_load): Remove unused pattern. - (tls_gd_dispatch): Likewise. - -2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com> - - * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef - location. - -2016-12-05 Eric Botcazou <ebotcazou@adacore.com> - - * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to... - (sparc_split_reg_mem_legitimate): ...this. - (sparc_split_reg_mem): Declare. - (sparc_split_mem_reg): Likewise. - (sparc_split_regreg_legitimate): Rename to... - (sparc_split_reg_reg_legitimate): ...this. - * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to... - (sparc_split_reg_mem_legitimate): ...this. - (sparc_split_reg_mem): New function. - (sparc_split_mem_reg): Likewise. - (sparc_split_regreg_legitimate): Rename to... - (sparc_split_reg_reg_legitimate): ...this. - (sparc_split_reg_reg): New function. - * config/sparc/sparc.md (lra): Remove "none" value. - (enabled): Adjust to above change. - (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others. - (DImode splitters): Adjust to above renamings and use new functions. - (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others. - (DFmode splitters): Adjust to above renamings and use new functions. - (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W - constraint in conjunction with e. - (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y) - alternative and reorder others. - (VM64:mode splitters): Adjust to above renamings and use new functions. - -2016-12-04 Martin Sebor <msebor@redhat.com> - - PR c/78668 - * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New - identifier tree nodes. - (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list. - (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same. - (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same. - (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same. - (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same. - * builtins.def (aligned_alloc, calloc, malloc, realloc): - Add attribute alloc_size. - (alloca): Add attribute alloc_size and returns_nonnull. - -2016-12-04 Uros Bizjak <ubizjak@gmail.com> - - PR target/70322 - * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG. - (dimode_scalar_chain::compute_convert_gain): Ditto. - (dimode_scalar_chain::convert_insn): Ditto. - -2016-12-03 Eric Botcazou <ebotcazou@adacore.com> - - * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all - cases to build a lowpart SUBREG. - -2016-12-03 Eric Botcazou <ebotcazou@adacore.com> - David S. Miller <davem@davemloft.net> - - * config/sparc/constraints.md (U): Adjust comment. - * config/sparc/sparc.md (lra): New attribute. - (enabled): For base instructions, if the lra attribute is set, - return 1 if it is in keeping with TARGET_LRA. - (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U - constraint and duplicate them with U replaced by r. - (*movdf_insn_sp32): Likewise. - (*mov<VM64:mode>_insn_sp32): Likewise. - (*movtf_insn_sp32): Remove alternatives mentioning U constraint. - -2016-12-02 Jeff Law <law@redhat.com> - - * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused - variable main_variant. - -2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by - default on PowerPC linux systems. - -2016-12-02 Segher Boessenkool <segher@kernel.crashing.org> - - PR rtl-optimization/78638 - * simplify-rtx.c (simplify_truncation): M2 is not mode, it is - GET_MODE (op). Fix this. - -2016-12-02 David Malcolm <dmalcolm@redhat.com> - - PR bootstrap/78616 - * selftest.c (selftest::assert_strndup_eq): Rename to... - (selftest::assert_xstrndup_eq): ...this, and remove call to - strndup. - (selftest::test_strndup): Rename to... - (selftest::test_xstrndup): ...this, updating for above renaming. - (selftest::test_libiberty): Update for renaming. - -2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/78639 - * config/rs6000/rs6000.md (movdi_internal64): Fix typo in - subversion id 242679 that causes the wrong store instruction to be - generated if a DImode is in an Altivec register using REG+REG - addressing. - -2016-12-02 Uros Bizjak <ubizjak@gmail.com> - - PR target/70322 - * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative - and corresponding post-reload splitter. - -2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/aarch64/aarch64.h (machine_function): Add - reg_is_wrapped_separately field. - * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant. - * config/aarch64/aarch64.c (emit_set_insn): Change return type to - rtx_insn *. - (aarch64_save_callee_saves): Don't save registers that are wrapped - separately. - (aarch64_restore_callee_saves): Don't restore registers that are - wrapped separately. - (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p, - aarch64_offset_7bit_signed_scaled_p): Move earlier in the file. - (aarch64_get_separate_components): New function. - (aarch64_get_next_set_bit): Likewise. - (aarch64_components_for_bb): Likewise. - (aarch64_disqualify_components): Likewise. - (aarch64_emit_prologue_components): Likewise. - (aarch64_emit_epilogue_components): Likewise. - (aarch64_set_handled_components): Likewise. - (aarch64_process_components): Likewise. - (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS, - TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB, - TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS, - TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS, - TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS, - TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define. - -2016-12-02 Martin Jambor <mjambor@suse.cz> - - * passes.def: Move pass_rebuild_cgraph_edges to the end of - pass_build_ssa_passes. - -2016-12-02 Uros Bizjak <ubizjak@gmail.com> - - * config/alpha/alpha.md (exception_receiver): Copy - alpha_gp_ave_rtx return value. - -2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com> - - * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection - for several include directories that may be relative to sysroot. - * config/i386/x-mingw32 (gplus_includedir): Define. - (gplus_tool_includedir, gplus_backward_include_dir): Likewise. - (native_system_includedir): Likewise. - * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not - override if TARGET_SYSTEM_ROOT is defined. - (NATIVE_SYSTEM_HEADER_DIR): Likewise. - -2016-12-02 Jakub Jelinek <jakub@redhat.com> - - PR target/70322 - * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT. - (dimode_scalar_chain::compute_convert_gain): Likewise. - (dimode_scalar_chain::convert_insn): Likewise. - * config/i386/i386.md (*one_cmpldi2_doubleword): New - define_insn_and_split. - (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM. - - PR target/78614 - * rtl.c (copy_rtx): Don't clear used flag here. - (shallow_copy_rtx_stat): Clear used flag here unless code the rtx - is shareable. - * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with - 'E' in format, copy all vectors. - * emit-rtl.c (copy_insn_1): Don't clear used flag here. - * valtrack.c (cleanup_auto_inc_dec): Likewise. - * config/rs6000/rs6000.c (rs6000_frame_related): Likewise. - -2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com> - Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/arm-builtins.c (arm_builtins): Define - ARM_BUILTIN_CMSE_NONSECURE_CALLER. - (bdesc_2arg): Add line for cmse_nonsecure_caller. - (arm_init_builtins): Handle cmse_nonsecure_caller. - (arm_expand_builtin): Likewise. - * config/arm/arm_cmse.h (cmse_nonsecure_caller): New. - -2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com> - Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/arm.c (detect_cmse_nonsecure_call): New. - (cmse_nonsecure_call_clear_caller_saved): New. - (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved. - (arm_function_ok_for_sibcall): Disable sibcalls for - cmse_nonsecure_call. - * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New. - * config/arm/arm.md (call): Handle cmse_nonsecure_entry. - (call_value): Likewise. - (nonsecure_call_internal): New. - (nonsecure_call_value_internal): New. - * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New. - (*nonsecure_call_value_reg_thumb1_v5): New. - * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New. - (*nonsecure_call_value_reg_thumb2): New. - * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New. - -2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com> - Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/arm.c (gimplify.h): New include. - (arm_handle_cmse_nonsecure_call): New. - (arm_attribute_table): Added cmse_nonsecure_call. - (arm_comp_type_attributes): Deny compatibility of function types - with without the cmse_nonsecure_call attribute. - * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute. - -2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com> - Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/arm.c (output_return_instruction): Clear - registers. - (thumb2_expand_return): Likewise. - (thumb1_expand_epilogue): Likewise. - (thumb_exit): Likewise. - (arm_expand_epilogue): Likewise. - (cmse_nonsecure_entry_clear_before_return): New. - (comp_not_to_clear_mask_str_un): New. - (compute_not_to_clear_mask): New. - * config/arm/thumb1.md (*epilogue_insns): Change length attribute. - * config/arm/thumb2.md (*thumb2_return): Disable for - cmse_nonsecure_entry functions. - (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for - cmse_nonsecure_entry functions. - -2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com> - Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/arm.c (use_return_insn): Change to return with bxns - when cmse_nonsecure_entry. - (output_return_instruction): Likewise. - (arm_output_function_prologue): Likewise. - (thumb_pop): Likewise. - (thumb_exit): Likewise. - (thumb2_expand_return): Assert that entry functions always have simple - returns. - (arm_expand_epilogue): Handle entry functions. - (arm_function_ok_for_sibcall): Disable sibcall for entry functions. - (arm_asm_declare_function_name): New. - * config/arm/arm-protos.h (arm_asm_declare_function_name): New. - * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to - use arm_asm_declare_function_name. - -2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com> - Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New. - (arm_attribute_table): Added cmse_nonsecure_entry - (arm_compute_func_type): Handle cmse_nonsecure_entry. - (cmse_func_args_or_return_in_stack): New. - (arm_handle_cmse_nonsecure_entry): New. - * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define. - (IS_CMSE_ENTRY): Likewise. - * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute. - -2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com> - Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config.gcc (extra_headers): Added arm_cmse.h. - * config/arm/arm-arches.def (ARM_ARCH): - (armv8-m): Add FL2_CMSE. - (armv8-m.main): Likewise. - (armv8-m.main+dsp): Likewise. - * config/arm/arm-c.c - (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro. - * config/arm/arm-flags.h: Define FL2_CMSE. - * config/arm.c (arm_arch_cmse): New. - (arm_option_override): New error for unsupported cmse target. - * config/arm/arm.h (arm_arch_cmse): New. - * config/arm/arm.opt (mcmse): New. - * config/arm/arm_cmse.h: New file. - * doc/invoke.texi (ARM Options): Add -mcmse. - * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target. - * doc/extend.texi: Add ARMv8-M Security Extensions entry. - -2016-12-02 Georg-Johann Lay <avr@gjlay.de> - - * config/avr/avr.c: Fix coding rule glitches. - -2016-12-02 Martin Jambor <mjambor@suse.cz> - - * hsa.c (hsa_callable_function_p): Return false for artificial - functions. - -2016-12-02 James Greenhalgh <james.greenhalgh@arm.com> - - PR rtl-optimization/78561 - * varasm.c (recompute_pool_offsets): New. - (output_constant_pool): Call it. - -2016-12-02 James Greenhalgh <james.greenhalgh@arm.com> - - PR rtl-optimization/78561 - * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename - get_pool_size to get_pool_size_upper_bound. - (rs6000_stack_info): Likewise. - (rs6000_emit_prologue): Likewise. - (rs6000_elf_declare_function_name): Likewise. - (rs6000_set_up_by_prologue): Likewise. - (rs6000_can_eliminate): Likewise, reformat spaces to tabs. - * output.h (get_pool_size): Rename to... - (get_pool_size_upper_bound): ...This. - * varasm.c (get_pool_size): Rename to... - (get_pool_size_upper_bound): ...This. - -2016-12-02 Bin Cheng <bin.cheng@arm.com> - - * match.pd: Add new pattern: - (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2). - -2016-12-02 Nathan Sidwell <nathan@acm.org> - - * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous - braces. - -2016-12-02 Aldy Hernandez <aldyh@redhat.com> - - PR middle-end/78328 - * gimple-ssa-warn-alloca.c (alloca_call_type): Handle - VR_ANTI_RANGE. - -2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing - problem. - -2016-12-02 Georg-Johann Lay <avr@gjlay.de> - - * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field. - * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument. - * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash. - * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use - avr_mcu_types.flash_size to compute default value. - * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use - mcu->flash_size to compute value for spec. - -2016-12-02 Georg-Johann Lay <avr@gjlay.de> - - * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata. - * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint - about linker description to avoid progmem altogether. - [absdata]: Point to -mabsdata option. - -2016-12-02 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/78547 - * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and - DECL_INCOMING_RTL is not shared. - * config/i386/i386.c (convert_scalars_to_vectors): If any - insns have been converted, adjust all parameter's DEC_RTL and - DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have - TImode. - - PR rtl-optimization/78575 - * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use - DF infrastructure to wrap all V1TImode reg uses into TImode subreg - if not already wrapped in a subreg. Make sure df_insn_rescan does not - affect further iterations. - -2016-12-02 Martin Liska <mliska@suse.cz> - - PR ipa/78555 - * sreal.c (sreal::to_int): Make absolute value before shifting. - (sreal::operator/): Likewise. - (sreal_verify_negative_division): New test. - (void sreal_c_tests): Call the new test. - * sreal.h (sreal::normalize_up): Use new SREAL_ABS and - SREAL_SIGN macros. - (sreal::normalize_down): Likewise. - -2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com> - - * combine.c (combine_simplify_rtx): Suppress replacement of - "(and (reg) (const_int bit))" with "if_then_else". - -2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com> - - PR target/77822 - * config/s390/s390.md ("extzv") - ("*extzv<mode><clobbercc_or_nocc>") - ("*extzvdi<clobbercc_or_nocc>_lshiftrt") - ("*<risbg_n>_ior_and_sr_ze") - ("*extract1bitdi<clobbercc_or_nocc>") - ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift") - ("*insv_rnsbg_srl", "*insv<mode>_mem_reg") - ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE - to validate the arguments of zero_extract and sign_extract. - -2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com> - - PR target/77822 - * rtl.h (EXTRACT_ARGS_IN_RANGE): New. - -2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New - function. - (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target - macro. - -2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/vector.md (vec_halfhalf): New mode iterator. - ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>") - ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi") - ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi") - ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi") - ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi") - ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si") - ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si") - ("vec_unpacku_lo_v4si"): New pattern definitions. - * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to - vector.md. - -2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390-protos.h (s390_reverse_condition): New - prototype. - * config/s390/s390.c (s390_canonicalize_comparison): Fold compares - of CC mode values. - (s390_reverse_condition): New function. - * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define - target macros. - -2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU) - (CCVHUANY): Remove modes. - (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and - documentation. - * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes. - (s390_expand_vec_compare_scalar): Pick one of the cc consumer - modes. - (s390_branch_condition_mask): Adjust to use the new cc consumer - modes. The new modes allow for proper reversal in the middle-end. - (s390_expand_vec_compare_cc): Determine the proper cc producer and - consumer modes for a comparison. - * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU - throughout the file. - * config/s390/vx-builtins.md: Likewise. - -2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com> - - * asan.c (asan_global_struct): Refactor. - (create_odr_indicator): New function. - (asan_needs_odr_indicator_p): Likewise. - (is_odr_indicator): Likewise. - (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's - constructor. - (asan_protect_global): Do not protect odr indicators. - -2016-12-01 Jeff Law <law@redhat.com> - - * tree-ssa-threadedge.c - (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary - propagation of operands if there are no operands. - -2016-12-02 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/78586 - * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR, - CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For - SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's - type is INTEGER_TYPE or POINTER_TYPE. - -2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org> - - PR target/78577 - * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2. - (vextuhrx): Likewise. - (vextuwlx): Likewise. - (vextuwrx): Likewise. - -2016-12-01 David Malcolm <dmalcolm@redhat.com> - - * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and - early_dwarf_finished. - -2016-12-01 Eric Botcazou <ebotcazou@adacore.com> - David S. Miller <davem@davemloft.net> - - * config/sparc/sparc.opt (mlra): New target option. - * config/sparc/sparc.c (TARGET_LRA_P): Define to... - (sparc_lra_p): ...this. New function. - (D_MODES, DF_MODES): Add missing cast. - * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not - provide these insns when flag_pic. - (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh, - setlm, sethm, setlo, embmedany_sethi, embmedany_losum, - embmedany_brsum, embmedany_textuhi, embmedany_texthi, - embmedany_textulo, embmedany_textlo): Likewise. - (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic. - -2016-12-01 David Edelsohn <dje.gcc@gmail.com> - - PR debug/66419 - PR c++/78235 - * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs. - -2016-12-01 Richard Biener <rguenther@suse.de> - Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to - memset if len-oldlen != 0. - (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise. - -2016-12-01 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2. - -2016-12-01 Georg-Johann Lay <avr@gjlay.de> - - * config/avr/avr.c: Fix coding rule glitches. - -2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de> - - PR tree-optimization/78598 - * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid - overflows. - -2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de> - - PR rtl-optimization/78596 - * combine.c (simplify_comparison): Cast to unsigned to avoid - left shifting of negative value. - -2016-12-01 Matthias Klose <doko@ubuntu.com> - - * doc/install.texi: Don't use pkg-config to check for bdw-gc. - -2016-12-01 Richard Biener <rguenther@suse.de> - - * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not - treat arrays with same type as objects that cannot overlap. - -2016-12-01 Georg-Johann Lay <avr@gjlay.de> - - * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible. - (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common) - (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito. - -2016-12-01 Jakub Jelinek <jakub@redhat.com> - - PR debug/78587 - * dwarf2out.c (loc_descr_plus_const): For negative offset use - uint_loc_descriptor instead of int_loc_descriptor and perform negation - in unsigned HOST_WIDE_INT type. - (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL. - - PR target/78614 - * config/rs6000/rs6000.c (rs6000_frame_related): Call - set_used_flags (pat) before any simplifications. Clear used flag on - PARALLEL copy. Don't guard add_reg_note call. Call - copy_rtx_if_shared on pat before storing it into - REG_FRAME_RELATED_EXPR. - -2016-12-01 Alan Modra <amodra@gmail.com> - - * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly - look inside UNSPEC_VSX_XXSPLTW vec. - -2016-12-01 Segher Boessenkool <segher@kernel.crashing.org> - - PR rtl-optimization/78607 - * combine.c (try_combine): Emit a barrier after a unconditional trap. - -2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/78602 - * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the - element is not a constant or in a register, force it to a - register. - - PR target/78560 - * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value - that will be set to a vector element to be in a register. - * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used - the wrong multiplier to convert the element number to a byte - offset. - -2016-11-30 Vladimir Makarov <vmakarov@redhat.com> - - PR tree-optimization/77856 - * lra-constraints.c (inherit_in_ebb): Check original regno for - invalid invariant regs too. Set only clobbered hard regs for the - invalid invariant regs. - -2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com> - - Commit files forgotten in r242966. - - * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member. - * config/avr/avr-devices.c (avr_mcu_types): Add flash size info. - * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded - prefix check to find wrap-around value, instead use MCU flash size. - For 8k flash devices, update link_pmem_wrap spec string to - add --pmem-wrap-around=8k. - * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from - here... - (LINK_SPEC): ...to here. - -2016-11-30 David Malcolm <dmalcolm@redhat.com> - - PR c/78498 - * selftest.c (selftest::assert_strndup_eq): New function. - (selftest::test_strndup): New function. - (selftest::test_libiberty): New function. - (selftest::selftest_c_tests): Call test_libiberty. - -2016-11-30 Segher Boessenkool <segher@kernel.crashing.org> - - PR rtl-optimization/78610 - * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF - instructions. - -2016-11-30 Bin Cheng <bin.cheng@arm.com> - - PR tree-optimization/78574 - * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop - header PHI that doesn't define biv. - -2016-11-30 Jakub Jelinek <jakub@redhat.com> - - * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of - reset_used_flags. - - * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid - sharing the SUBREG rtx between move and following insn. - - * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx - for REG_EQUIV argument. - -2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33. - -2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de> - - PR ipa/78555 - * real.c (real_hash): Add cast to avoid left - shifting of negative values. - -2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR target/78362 - * config/aarch64/aarch64.md (add<mode>3): Extract inner expression - from a subreg in operands[1] and don't call REGNO on a non-reg - expression when deciding to force operands[2] into a reg. - -2016-11-30 Claudiu Zissulescu <claziss@synopsys.com> - Andrew Burgess <andrew.burgess@embecosm.com> - - * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare. - * config/arc/arc.c (arc_store_addr_hazard_p): New function. - (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700. - * config/arc/arc700.md: Add define_bypass for store/load. - -2016-11-30 Martin Liska <mliska@suse.cz> - - * cgraph.c (symbol_table::initialize): Initialize - ipa_clones_dump_file. - (cgraph_node::remove): Report to ipa_clones_dump_file. - * cgraph.h: Add new argument (suffix) to cloning methods. - * cgraphclones.c (dump_callgraph_transformation): New function. - (cgraph_node::create_clone): New argument. - (cgraph_node::create_virtual_clone): Likewise. - (cgraph_node::create_version_clone): Likewise. - * dumpfile.c: Add .ipa-clones dump file. - * dumpfile.h (enum tree_dump_index): Add TDI_clones - * ipa-inline-transform.c (clone_inlined_nodes): Report operation - to dump_callgraph_transformation. - -2016-11-30 Martin Liska <mliska@suse.cz> - - PR sanitizer/78541 - * asan.c (asan_expand_mark_ifn): Properly - select a VAR_DECL from FRAME.* component reference. - -2016-11-30 Segher Boessenkool <segher@kernel.crashing.org> - - PR rtl-optimization/78583 - * simplify-rtx.c (simplify_truncation): Add check missing from the - previous commit. - -2016-11-30 Segher Boessenkool <segher@kernel.crashing.org> - - PR rtl-optimization/78590 - * combine.c (change_zero_ext): Transform zero_extend of subregs only - if the subreg_reg is a scalar integer mode. - -2016-11-30 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/78586 - * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or - TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR. - Don't build_int_cst min/max twice. Formatting fix. - -2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de> - - PR rtl-optimization/78588 - * combine.c (if_then_else_cond): Also guard against BLKmode. - * rtlanal.c (num_sign_bit_copies1): Add assert. - -2016-11-29 Jeff Law <law@redhat.com> - - * common/config/arc/arc-common.c (arc_handle_option): Remove unused - variables. - - * lra-constraints.c (check_and_process_move): Constrain the - range of DCLASS and SCLASS to avoid false positive out of bounds - array index warning. - -2016-11-29 David Malcolm <dmalcolm@redhat.com> - - * doc/install.texi (--with-target-bdw-gc): Remove stray '@'. - -2016-11-29 David Malcolm <dmalcolm@redhat.com> - - PR preprocessor/78569 - * input.c (get_substring_ranges_for_loc): Fail gracefully if - line directives were present. - -2016-11-30 Matthias Klose <doko@ubuntu.com> - - * doc/install.texi: Document configure options --enable-objc-gc - and --with-target-bdw-gc. - -2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/78594 - * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add - 'x' to stxsi<wd>x print pattern, so that QImode and HImode values - residing in traditional altivec registers can be stored - correctly. - -2016-11-29 Max Filippov <jcmvbkbc@gmail.com> - - PR target/78603 - * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero - overhead loop start between a call and its CALL_ARG_LOCATION - note. - -2016-11-29 Waldemar Brodkorb <wbx@openadk.org> - - * config/bfin/linux.h (CPP_SPEC): Define. - -2016-11-29 Martin Sebor <msebor@redhat.com> - - PR tree-optimization/78512 - * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove. - * config/rs6000/linux.h: Same. - * config/rs6000/linux64.h: Same. - * config/sol2.h: Same. - * config/sol2.c (solaris_printf_pointer_format): Remove. - * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove. - * doc/tm.texi: Regenerate. - * gimple-ssa-sprintf.c (format_pointer): Rempove. - (pass_sprintf_length::compute_format_length): Return bool. - (pass_sprintf_length::handle_gimple_call): Adjust. - * target.def (printf_pointer_format): Remove. - * targhooks.c (default_printf_pointer_format): Remove. - (linux_printf_pointer_format): Same. - * targhooks.h (default_printf_pointer_format): Remove. - (linux_printf_pointer_format, solaris_printf_pointer_format): Same. - -2016-11-29 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md. - (mshift): Ditto. - (SWI1248_AVX512BWDQ): Ditto. - (SWI1248_AVX512BW): Ditto. - (k<any_logic:code><mode>): Ditto. - (kandn<mode>): Ditto. - (kxnor<mode>): Ditto. - (knot<mode>): Ditto. - (*k<any_lshift:code><mode>): Ditto. - (kortestzhi, kortestchi): Ditto. - (kunpckhi, kunpcksi, kunpckdi): Ditto. - -2016-11-29 Andrew Pinski <apinski@cavium.com> - - * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node - for the EQ_EXPR. - -2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com> - - PR target/71331 - * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10 - to stack before call mcount. - (tilegx_can_use_return_insn_p): Clean up code. - -2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com> - - * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info. - -2016-11-29 David Malcolm <dmalcolm@redhat.com> - - PR c++/72774 - PR c++/72786 - PR c++/77922 - PR c++/78313 - * spellcheck.c (selftest::test_find_closest_string): Verify that - we don't offer the goal string as a suggestion. - * spellcheck.h (best_match::get_best_meaningful_candidate): Don't - offer the goal string as a suggestion. - - -2016-11-29 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc.c (arc_override_options): Avoid selection of - compact casesi for ARCv2. - -2016-11-29 Richard Biener <rguenther@suse.de> - - * tree-cfg.c (lower_phi_internal_fn): Do not look for further - PHIs after a regular stmt. - (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label - start a new BB. - -2016-11-29 Martin Liska <mliska@suse.cz> - - PR gcov-profile/78582 - * tree-profile.c (gimple_gen_time_profiler): Make one extra BB - to prevent PHI argument clash. - -2016-11-29 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc.opt (marclinux): Fix typo. - (marclinux_prof): Likewise. - -2016-11-29 Jiong Wang <jiong.wang@arm.com> - - * target.def (stack_protect_runtime_enabled_p): New. - * function.c (expand_function_end): Guard stack_protect_epilogue with - targetm.stack_protect_runtime_enabled_p. - * cfgexpand.c (pass_expand::execute): Likewise. - * calls.c (expand_call): Likewise. - * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it. - * doc/tm.texi: Regenerate. - -2016-11-29 Richard Biener <rguenther@suse.de> - - PR middle-end/78546 - * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case. - -2016-11-29 Janus Weil <janus@gcc.gnu.org> - - * doc/contrib.texi: Add a few missing gfortran contributors. - -2016-11-29 Segher Boessenkool <segher@kernel.crashing.org> - - * combine.c (change_zero_ext): Also handle extends from a subreg - to a mode bigger than that of the operand of the subreg. - -2016-11-29 Segher Boessenkool <segher@kernel.crashing.org> - - PR target/77687 - * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the - stack_restore_tie insn instead of stack_tie, for the SVR4 and - SPE ABIs. - * config/rs6000/rs6000.md (stack_restore_tie): New define_insn. - -2016-11-28 Segher Boessenkool <segher@kernel.crashing.org> - - * shrink-wrap.c (init_separate_shrink_wrap): Do not clear - head_components and tail_components. - (spread_components): New algorithm. - (emit_common_tails_for_components): Clear head_components and - tail_components. - (insert_prologue_epilogue_for_components): Write extra output to the - dump file for sibcalls and abnormal exits. - -2016-11-28 Segher Boessenkool <segher@kernel.crashing.org> - - PR rtl-optimization/78342 - * combine.c: Include "cfghooks.h". - (try_combine): If we create an unconditional trap, break the basic - block in two just after it, and remove the edge between; also, set - the *new_direct_jump_p flag so that cleanup_cfg is run. - -2016-11-28 Segher Boessenkool <segher@kernel.crashing.org> - - * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract - and sign_extract. - -2016-11-28 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (*and<mode>_1): Merge insn pattern from - *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line - output template string. - (*anddi_1): Use multi-line output template string. - (*andqi_1): Ditto. - -2016-11-28 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/78540 - * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void. - * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any - note has been removed. - * postreload.c (reload_combine_recognize_pattern): If - remove_reg_equal_equiv_notes returns true, call df_notes_rescan. - -2016-11-28 Martin Sebor <msebor@redhat.com> - - PR middle-end/78520 - * gimple-ssa-sprintf.c (target_max_value): Remove. - (target_int_max, target_size_max): Use TYPE_MAX_VALUE. - (get_width_and_precision): New function. - (format_integer, format_floating, get_string_length, format_string): - Correct handling of width and precision with unknown value. - (format_directive): Add warning. - (pass_sprintf_length::compute_format_length): Allow for precision - to consist of a sole period with no asterisk or digits after it. - -2016-11-28 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/78546 - * simplify-rtx.c (neg_const_int): When negating most negative - number in mode wider than HOST_BITS_PER_WIDE_INT, use - simplify_const_unary_operation to produce CONST_DOUBLE or - CONST_WIDE_INT. - (simplify_plus_minus): Handle the case where neg_const_int - doesn't return a CONST_INT. - -2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de> - - PR target/78556 - * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid - left shifting of negative values. - -2016-11-28 Jakub Jelinek <jakub@redhat.com> - - PR fortran/78298 - * tree-nested.c (convert_local_reference_stmt): After adding - shared (FRAME.NN) clause to omp parallel, task or target, - add it also to all outer omp parallel, task or target constructs. - -2016-11-28 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (UNSPEC_KMASKOP): New. - (UNSPEC_KMOV): Remove. - (kmovw): Expand to plain HImode move. - (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use - register_operand predicates. Tag pattern with UNSPEC_KMASKOP. - Remove corresponding clobber-removing splitter. - (*anddi_1): Remove mask register alternatives. - (*andsi_1): Ditto. - (*andhi_1): Ditto. - (*andqi_1): Ditto. - (*<any_or:code><mode>_1): Ditto. - (*<any_or:code>qi_1): Ditto. - (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove - general register alternatives. Tag pattern with UNSPEC_KMASKOP. - Remove corresponding splitter to operation with general registers. - (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>. - (*andn<SWI12:mode>): New pattern. - (*kxnor<mode>): Remove general register alternatives. Tag pattern - with UNSPEC_KMASKOP. Remove corresponding splitter to operation - with general registers. - (knot<mode>): New insn pattern. - (*one_cmpl<mode>2_1): Remove mask register alternatives. - (one_cmplqi2_1): Ditto. - (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3. - Tag pattern with UNSPEC_KMASKOP. Add mode attribute. - * config/i386/predicates.md (mask_reg_operand): Remove predicate. - * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern - to generate kmaskop shift. - (vec_unpacks_hi_<mode>): Ditto. - * config/i386/i386-builtin.def (__builtin_ia32_kandhi): - Use CODE_FOR_kandhi. - (__builtin_ia32_knothi): Use CODE_FOR_knothi. - (__builtin_ia32_korhi): Use CODE_FOR_kiorhi. - (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi. - -2016-11-28 Richard Biener <rguenther@suse.de> - - * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications - to SSA names via extract_range_from_ssa_name if allowed. - -2016-11-28 Richard Biener <rguenther@suse.de> - - PR tree-optimization/78542 - * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification - if allowed. - -2016-11-28 Paolo Bonzini <bonzini@gnu.org> - - * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that - isolates a single bit, even if the condition involves subregs. - -2016-11-28 Tamar Christina <tamar.christina@arm.com> - - * config/aarch64/aarch64-simd-builtins.def - (BSL_P): Added di and v2di mode. - * config/aarch64/arm_neon.h - (vsriq_n_p64, vsri_n_p64): Added poly type. - (vextq_p64, vext_p64): Likewise. - (vceq_p64, vbslq_p64, vbsl_p64): Likewise. - -2016-11-28 Tamar Christina <tamar.christina@arm.com> - - * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type. - (TYPES_GETREGP): Likewise. - (TYPES_SHIFTINSERTP): Likewise. - (TYPES_COMBINEP): Likewise. - (TYPES_STORE1P): Likewise. - * config/aarch64/aarch64-simd-builtins.def - (combine): Added poly generator. - (get_dregoi): Likewise. - (get_dregci): Likewise. - (get_dregxi): Likewise. - (ssli_n): Likewise. - (ld1): Likewise. - (st1): Likewise. - * config/aarch64/arm_neon.h - (poly64x1x2_t, poly64x1x3_t): New. - (poly64x1x4_t, poly64x2x2_t): Likewise. - (poly64x2x3_t, poly64x2x4_t): Likewise. - (poly64x1_t): Likewise. - (vcreate_p64, vcombine_p64): Likewise. - (vdup_n_p64, vdupq_n_p64): Likewise. - (vld2_p64, vld2q_p64): Likewise. - (vld3_p64, vld3q_p64): Likewise. - (vld4_p64, vld4q_p64): Likewise. - (vld2_dup_p64, vld3_dup_p64): Likewise. - (vld4_dup_p64, vsli_n_p64): Likewise. - (vsliq_n_p64, vst1_p64): Likewise. - (vst1q_p64, vst2_p64): Likewise. - (vst3_p64, vst4_p64): Likewise. - (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise. - (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise. - (vget_lane_p64, vgetq_lane_p64): Likewise. - (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise. - (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise. - (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise. - (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise. - (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise. - (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise. - (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise. - (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise. - (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise. - (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise. - (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise. - (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise. - (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise. - (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise. - (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise. - (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise. - (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise. - (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise. - (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise. - (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise. - (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise. - (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise. - (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise. - (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise. - (vset_lane_p64, vsetq_lane_p64): Likewise. - (vget_low_p64, vget_high_p64): Likewise. - (vcombine_p64, vst2_lane_p64): Likewise. - (vst3_lane_p64, vst4_lane_p64): Likewise. - (vst2q_lane_p64, vst3q_lane_p64): Likewise. - (vst4q_lane_p64, vget_lane_p64): Likewise. - (vget_laneq_p64, vset_lane_p64): Likewise. - (vset_laneq_p64, vcopy_lane_p64): Likewise. - (vcopy_laneq_p64, vdup_n_p64): Likewise. - (vdupq_n_p64, vdup_lane_p64): Likewise. - (vdup_laneq_p64, vld1_p64): Likewise. - (vld1q_p64, vld1_dup_p64): Likewise. - (vld1q_dup_p64, vld1q_dup_p64): Likewise. - (vmov_n_p64, vmovq_n_p64): Likewise. - (vst3q_p64, vst4q_p64): Likewise. - (vld1_lane_p64, vld1q_lane_p64): Likewise. - (vst1_lane_p64, vst1q_lane_p64): Likewise. - (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise. - (vdupq_laneq_p64): Likewise. - -2016-11-28 Tamar Christina <tamar.christina@arm.com> - - * config/arm/arm_neon.h (vget_lane_p64): New. - -2016-11-28 Iain Sandoe <iain@codesourcery.com> - - PR target/71767 - * configure.ac (with_ld64): Use portable method to extract the - major part of the version number. - * configure: Regenerated. - -2016-11-28 Jakub Jelinek <jakub@redhat.com> - - * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at - UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if - intmax_t couldn't be determined. - (format_integer): Make {,u}intmax_type_node no longer static, - initialize them only when needed. For z and t use - signed_or_unsigned_type_for instead of assuming size_t and - ptrdiff_t have the same precision. - - PR lto/78211 - * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member. - * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it. - (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec - vector instead of traversing m_classes hash table. Release - m_classes_vec. - (sem_item_optimizer::read_section, sem_item_optimizer::add_class): - Formatting fixes. - (sem_item_optimizer::get_group_by_hash): When inserting a new group, - add it also to m_classes_vec vector. - (sem_item_optimizer::remove_symtab_node, - sem_item_optimizer::build_hash_based_classes, - sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes. - (sem_item_optimizer::subdivide_classes_by_equality, - sem_item_optimizer::subdivide_classes_by_sensitive_refs, - sem_item_optimizer::verify_classes): Traverse m_classes_vec vector - instead of traversing m_classes hash table. Formatting fixes. - (sem_item_optimizer::traverse_congruence_split, - sem_item_optimizer::do_congruence_step_for_index, - sem_item_optimizer::do_congruence_step): Formatting fixes. - (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec - vector instead of traversing m_classes hash table. - (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes. - (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector - instead of traversing m_classes hash table. - -2016-11-28 Georg-Johann Lay <avr@gjlay.de> - - * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if - X is not unused after. - -2016-11-28 Bernd Schmidt <bschmidt@redhat.com> - - PR rtl-optimization/78120 - * rtlanal.c (insn_rtx_cost): Revert previous change. - -2016-11-28 Georg-Johann Lay <avr@gjlay.de> - - PR 41076 - * config/avr/avr.md (SPLIT34): New mode iterator. - (bitop): New code iterator. - (*iorhi3.ashift8-*). New insn-and-split patterns. - (*movhi): Post-reload split reg = 0. - [!MOVW]: Post-reload split reg = reg. - (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg. - (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations. - (iorhi3, iorpsi3, iorsi3): Same. - (xorhi3, xorpsi3, xorsi3): Same. - * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx - costs to *iorhi3.ashift8-* patterns. - -2016-11-27 Iain Sandoe <iain@codesourcery.com> - Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - PR target/67710 - * config.in: Regenerate - * config/darwin-driver.c (darwin_driver_init): Emit a version string - for the assembler. - * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests. - * config/darwin.opt(asm_macosx_version_min): New. - * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC. - * configure: Regenerate - * configure.ac: Check for mmacosx-version-min handling. - -2016-11-27 Iain Sandoe <iain@codesourcery.com> - - PR target/57438 - * config/i386/i386.c (ix86_code_end): Note that we emitted code - where the function might otherwise appear empty for picbase thunks. - (ix86_output_function_epilogue): If we find a zero-sized function - assume that reaching it is UB and trap. If we find a trailing label - append a nop. - * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we - find a zero-sized function assume that reaching it is UB and trap. - If we find a trailing label, append a nop. - -2016-11-27 Iain Sandoe <iain@codesourcery.com> - - PR target/71767 - * config/darwin-sections.def (picbase_thunk_section): New. - * config/darwin.c (darwin_init_sections): Set up picbase thunk - section. (darwin_rodata_section, darwin_objc2_section, - machopic_select_section, darwin_asm_declare_constant_name, - darwin_emit_weak_or_comdat, darwin_function_section): Don’t use - coalesced with newer linkers. - (darwin_override_options): Decide on usage of coalesed sections - on the basis of the target linker version. - * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New. - * config/darwin.opt (mtarget-linker): New. - * config/i386/i386.c (ix86_code_end): Do not force the thunks into - a coalesced section, instead use a thunks section. - -2016-11-27 Iain Sandoe <iain@codesourcery.com> - - PR target/71767 - * configure.ac (with-ld64): New var, set for Darwin, set on - detection of ld64, gcc_cv_ld64_export_dynamic: New, New test. - * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define. - * config/darwin10.h(DEF_LD64): Update for this target version. - * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test. - (DEF_LD64): Update for this target version. - * configure: Regenerated. - * config.in: Regenerated. - -2016-11-27 Iain Sandoe <iain@codesourcery.com> - - PR target/71767 - * config/darwin.c (imachopic_indirection_name): Make data - section indirections linker-visible. - * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local - constant labels linker-visible. - -2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node. - (free_lang_data): Remove assignment to ptrdiff_type_node. - -2016-11-25 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/78526 - * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi - beyond val's precision. - - PR rtl-optimization/78527 - * combine.c (make_compound_operation_int): Ignore LSHIFTRT with - out of bounds shift count. - -2016-11-25 Martin Liska <mliska@suse.cz> - - PR web/71666 - * doc/invoke.texi (-fprofile-use): Fix reference to a section - where -fprofile-generate is documented. - -2016-11-25 Martin Liska <mliska@suse.cz> - - PR gcov-profile/78086 - * coverage.c (build_init_ctor): Don't use priority {cd}tors if - not supported by a target. Set priority to 100 if possible. - (build_gcov_exit_decl): Likewise. - -2016-11-25 Richard Biener <rguenther@suse.de> - - PR ipa/78515 - * ipa-prop.c (compute_complex_assign_jump_func): Properly identify - unary, binary and single RHSs. - * tree.def (BIT_INSERT_EXPR): Adjust tree code name. - -2016-11-25 Bin Cheng <bin.cheng@arm.com> - - PR middle-end/78507 - PR middle-end/78510 - PR middle-end/78517 - * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use - cmp directly, rather than cmp_code. Initialize code to ERROR_MARK - and set it to result code if transformation is valid. Use code EQ - directly in last simplification case. - -2016-11-25 Richard Biener <rguenther@suse.de> - - * gimple-fold.c (fold_stmt_1): Check may_propagate_copy - before valueizing return stmts. - -2016-11-24 Richard Biener <rguenther@suse.de> - - PR tree-optimization/78343 - * passes.def: Add CD-DCE pass after loop splitting. - * tree-ssa-dce.c (find_obviously_necessary_stmts): Move - SCEV init/finalize ... - (perform_tree_ssa_dce): ... here. Deal with being - executed inside the loop pipeline in aggressive mode. - -2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * tree-ssa-math-opts.c (struct symbolic_number): Improve comment. - -2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com> - - PR tree-optimization/77673 - * tree-ssa-math-opts.c (struct symbolic_number): Add new src field. - (init_symbolic_number): Initialize src field from src parameter. - (perform_symbolic_merge): Select most dominated statement as the - source statement. Set src field of resulting n structure from the - input src with the lowest address. - (find_bswap_or_nop): Rename source_stmt into ins_stmt. - (bswap_replace): Rename src_stmt into ins_stmt. Initially get source - of load from src field rather than insertion statement. Cancel - optimization if statement analyzed is not dominated by the insertion - statement. - (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute - dominance information. - -2016-11-25 Eric Botcazou <ebotcazou@adacore.com> - - PR ada/67205 - * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define. - -2016-11-25 Martin Jambor <mjambor@suse.cz> - - PR tree-optimization/70965 - * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges. - -2016-11-24 James Greenahlgh <james.greenhalgh@arm.com> - - PR target/78509 - * config/i386/i386.c (i386_excess_precision): Do not return - FLT_EVAL_METHOD_UNPREDICTABLE when "type" is - EXCESS_PRECISION_TYPE_STANDARD. - * target.def (excess_precision): Document that targets should - not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is - EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST. - Fix typo in first sentence. - * doc/tm.texi: Regenerate. - -2016-11-25 Richard Biener <rguenther@suse.de> - - PR tree-optimization/78396 - * tree-vectorizer.c (vectorize_loops): When the if-converted - body contains masked loads or stores do not attempt to - basic-block-vectorize it. - -2016-11-25 Richard Sandiford <richard.sandiford@arm.com> - Alan Hayward <alan.hayward@arm.com> - David Sherwood <david.sherwood@arm.com> - - * function.h (spill_slot_alignment): Declare. - * function.c (spill_slot_alignment): New function. - * lra-spills.c (slot): Add align and size fields. - (assign_mem_slot): Use them in the call to assign_stack_local. - (add_pseudo_to_slot): Update the fields. - (assign_stack_slot_num_and_sort_pseudos): Initialise the fields. - -2016-11-25 Richard Sandiford <richard.sandiford@arm.com> - Alan Hayward <alan.hayward@arm.com> - David Sherwood <david.sherwood@arm.com> - - * stor-layout.c (layout_type): Allow the caller to set the mode of - a float type. Only choose one here if the mode is still VOIDmode. - * tree.c (build_common_tree_nodes): Set the type mode of decimal - floats before calling layout_type. - * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise. - -2016-11-25 Richard Sandiford <richard.sandiford@arm.com> - - * tree-tailcall.c (find_tail_calls): Allow calls to reference - local variables if all references are known to be direct. - -2016-11-25 Jakub Jelinek <jakub@redhat.com> - Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - PR middle-end/78501 - * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be - non null and it's precision matches precision of lhs's type. - -2016-11-24 Martin Sebor <msebor@redhat.com> - - PR tree-optimization/78476 - * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info): - Add a member. - (handle_gimple_call): Adjust signature. - (try_substitute_return_value): Remove calls to bounded functions - with zero buffer size whose result is known. - (pass_sprintf_length::execute): Adjust call to handle_gimple_call. - -2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - * varasm.c (assemble_start_function): Wrap align_log definition in - ASM_OUTPUT_MAX_SKIP_ALIGN. - -2016-11-24 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (wide AND insn to QImode splitter): Use - explicit mode macros. - (wide OR insn to QImode splitter): Ditto. - -2016-11-24 Vladimir Makarov <vmakarov@redhat.com> - - PR rtl-optimization/77541 - * lra-constraints.c (struct input_reload): Add field match_p. - (get_reload_reg): Check modes of input reloads to generate unique - value reload pseudo. - (match_reload): Add input reload pseudo for the current insn. - -2016-11-24 James Greenhalgh <james.greenhalgh@arm.com> - - * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update - __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch - architecture levels. - * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote - the aarch64_fp16_type_node, not all HFmode types. - (aarch64_libgcc_floating_mode_supported_p): Support HFmode. - (aarch64_scalar_mode_supported_p): Likewise. - (aarch64_excess_precision): New. - (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define. - (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise. - (TARGET_C_EXCESS_PRECISION): Likewise. - -2016-11-24 James Greenhalgh <james.greenhalgh@arm.com> - - * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New. - (TARGET_SCALAR_MODE_SUPPORTED_P): Define. - -2016-11-24 James Greenhalgh <james.greenhalgh@arm.com> - - * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand. - (<optab>dihf2): Likewise. - (aarch64_fp16_<optab><mode>hf2): New. - -2016-11-24 Alexander Monakov <amonakov@ispras.ru> - - PR target/67822 - * config/nvptx/mkoffload.c (main): Allow -fopenmp. - -2016-11-24 Eric Botcazou <ebotcazou@adacore.com> - - * common/config/sparc/sparc-common.c (sparc_option_optimization_table): - Enable REE at -O2 and higher. - * config/sparc/sparc.c (sparc_option_override): Disable it by default - in 32-bit mode. - -2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR target/48863 - PR inline-asm/70184 - * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field. - (new_temp_expr_table): Initialise reg_vars_cnt. - (free_temp_expr_table): Release reg_vars_cnt. - (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt - field of TAB. - (find_replaceable_in_bb): Use the above to record register variable - write occurrences and cancel replacement across them. - -2016-11-24 Eric Botcazou <ebotcazou@adacore.com> - - PR rtl-optimization/78437 - * ree.c (get_uses): New function. - (combine_reaching_defs): When a copy is needed, return false if any - reaching use of the source register reads it in a mode larger than - the mode it is set in and WORD_REGISTER_OPERATIONS is true. - -2016-11-24 Martin Liska <mliska@suse.cz> - - * gimple-pretty-print.c (dump_edge_probability): New function. - (dump_gimple_switch): Dump label edge probabilities. - (dump_gimple_cond): Likewise. - (dump_gimple_label): Dump - (dump_gimple_bb_header): Dump basic block frequency. - (pp_cfg_jump): Replace e->dest argument with e. - (dump_implicit_edges): Likewise. - * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): - Use gimple_bb (at) instead of at->bb. - -2016-11-24 Bernd Schmidt <bschmidt@redhat.com> - - * common.opt (flimit-function-alignment): New. - * doc/invoke.texi (-flimit-function-alignment): Document. - * emit-rtl.h (struct rtl_data): Add max_insn_address field. - * final.c (shorten_branches): Set it. - * varasm.c (assemble_start_function): Limit alignment if - requested. - -2016-11-24 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71595 - * cfgloopmanip.h (remove_path): Add irred_invalidated and - loop_closed_ssa_invalidated parameters, defaulted to NULL. - * cfgloopmanip.c (remove_path): Likewise, pass them along to - called functions. Only fix irred flags if the caller didn't - request state. - * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop. - (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated - to remove_path. - -2016-11-24 Bernd Schmidt <bschmidt@redhat.com> - - PR rtl-optimization/78120 - * ifcvt.c (noce_conversion_profitable_p): Check original cost in all - cases, and additionally test against max_seq_cost for speed - optimization. - (noce_process_if_block): Compute an estimate for the original cost when - optimizing for speed, using the minimum of then and else block costs. - - PR rtl-optimization/78120 - * rtlanal.c (insn_rtx_cost): Use set_rtx_cost. - - PR rtl-optimization/78120 - * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs. - -2016-11-24 Bin Cheng <bin.cheng@arm.com> - - * match.pd: Refine type conversion in result expr for below pattern: - (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)). - -2016-11-24 Eric Botcazou <ebotcazou@adacore.com> - - PR middle-end/78429 - * tree.h (wi::fits_to_boolean_p): New predicate. - (wi::fits_to_tree_p): Use it for boolean types. - * tree.c (int_fits_type_p): Likewise. - -2016-11-24 Martin Liska <mliska@suse.cz> - - * print-tree.c (struct bucket): Remove. - (print_node): Add new argument which drives whether a tree node - is printed briefly or not. - (debug_tree): Replace a custom hash table with hash_set<T>. - * print-tree.h (print_node): Add the argument. - -2016-11-24 Chung-Lin Tang <cltang@codesourcery.com> - - * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED. - -2016-11-23 Peter Bergner <bergner@vnet.ibm.com> - - PR target/78458 - * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE - if it is at least NREGS wide. - -2016-11-23 Joseph Myers <joseph@codesourcery.com> - - * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For - TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as - TFmode, IFmode and KFmode. - -2016-11-23 Joseph Myers <joseph@codesourcery.com> - - * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn - pattern. - -2016-11-23 Segher Boessenkool <segher@kernel.crashing.org> - - * combine.c (change_zero_ext): Only change the mode of a hard register - destination if can_change_dest_mode holds for that. - -2016-11-23 Jeff Law <law@redhat.com> - - * varasm.c (assemble_name): Increase buffer size for name. - - * config/spu/spu.md (floatunsdidf2): Remove unused local variable. - -2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com> - - * doc/extend.texi: Constify first argument to __builtin_object_size. - -2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de> - - * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits - to be used. Add brackets around macro argument. - -2016-11-23 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints. - -2016-11-23 Jakub Jelinek <jakub@redhat.com> - - PR sanitizer/69278 - * opts.c (parse_sanitizer_options): For -fsanitize=undefined, - restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN. - -2016-11-23 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/69183 - * omp-low.c (build_outer_var_ref): Change lastprivate argument - to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE - on worksharing constructs, treat it like clauses on simd construct. - Formatting fix. - (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass - OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref. - (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead - of true as last argument to build_outer_var_ref. - -2016-11-23 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (*movqi_internal): Calculate mode - attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ. - <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute. - (*k<logic><mode>): Calculate mode attribute depending on - TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute. - (*andqi_1): Calculate mode attribute of alternative 3 depending - on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute. - (kandn<mode>): Calculate mode attribute of alternative 2 depending - on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute. - (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode - iterator. Calculate mode attribute of alternative 1 depending - on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute. - (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending - on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute. - -2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - PR middle-end/78153 - * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN. - * tree-vrp.c (extract_range_basic): Handle case for - CFN_BUILT_IN_STRLEN. - -2016-11-23 Jeff Law <law@redhat.com> - - * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype. - - * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication - in boolean context warning. - - * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype. - -2016-11-23 James Greenhalgh <james.greenhalgh@arm.com> - - PR target/63250 - * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to... - (arm_fp16_type_node): ...This, make visibile. - (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to - arm_fp16_type_node. - (arm_init_simd_builtin_types): Likewise. - (arm_init_fp16_builtins): Likewise. - * config/arm/arm.c (arm_excess_precision): New. - (arm_floatn_mode): Likewise. - (TARGET_C_EXCESS_PRECISION): Likewise. - (TARGET_FLOATN_MODE): Likewise. - (arm_promoted_type): Only promote arm_fp16_type_node. - * config/arm/arm.h (arm_fp16_type_node): Declare. - -2016-11-23 James Greenhalgh <james.greenhalgh@arm.com> - - * config/arm/arm.c (arm_convert_to_type): Delete. - (TARGET_CONVERT_TO_TYPE): Delete. - (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode. - (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode. - * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New. - * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we - are in fast math mode, and have no single step hardware instruction. - (extendhfdf2): Only expand through SFmode if we don't have a - single-step hardware instruction. - * config/arm/vfp.md (*truncdfhf2): New. - (extendhfdf2): Likewise. - -2016-11-23 James Greenhalgh <james.greenhalgh@arm.com> - - * targhooks.c (default_floatn_mode): Enable _Float16 if a target - provides HFmode. - -2016-11-23 James Greenhalgh <james.greenhalgh@arm.com> - - * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete. - * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete. - * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete. - * defaults.h (TARGET_FLT_EVAL_METHOD): Delete. - * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete. - * doc/tm.texi: Regenerate. - * system.h (TARGET_FLT_EVAL_METHOD): Poison. - -2016-11-23 James Greenhalgh <james.greenhalgh@arm.com> - - * toplev.c (init_excess_precision): Delete most logic. - * tree.c (excess_precision_type): Rewrite to use - TARGET_EXCESS_PRECISION. - * doc/invoke.texi (-fexcess-precision): Document behaviour in a - more generic fashion. - * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in - __STDC_WANT_IEC_60559_TYPES_EXT__. - -2016-11-23 James Greenhalgh <james.greenhalgh@arm.com> - - * common.opt (fpermitted-flt-eval-methods): New. - * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it. - * flag_types.h (permitted_flt_eval_methods): New. - -2016-11-23 James Greenhalgh <james.greenhalgh@arm.com> - - * config/m68k/m68k.c (m68k_excess_precision): New. - (TARGET_C_EXCESS_PRECISION): Define. - -2016-11-23 James Greenhalgh <james.greenhalgh@arm.com> - - * config/s390/s390.c (s390_excess_precision): New. - (TARGET_C_EXCESS_PRECISION): Define. - -2016-11-23 James Greenhalgh <james.greenhalgh@arm.com> - - * config/i386/i386.c (ix86_excess_precision): New. - (TARGET_C_EXCESS_PRECISION): Define. - -2016-11-23 James Greenhalgh <james.greenhalgh@arm.com> - - * target.def (excess_precision): New hook. - * target.h (flt_eval_method): New. - (excess_precision_type): Likewise. - * targhooks.c (default_excess_precision): New. - * targhooks.h (default_excess_precision): New. - * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New. - * doc/tm.texi: Regenerate. - -2016-11-23 Martin Sebor <msebor@redhat.com> - - PR middle-end/78461 - * gimple-ssa-sprintf.c (format_string): Correct the maxima and - set the minimum number of bytes for an unknown string to zero. - -2016-11-23 Martin Jambor <mjambor@suse.cz> - Martin Liska <mliska@suse.cz> - - * hsa-builtins.def: New file. - * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency. - * builtins.def: Include hsa-builtins.def. - (DEF_HSA_BUILTIN): New macro. - * dumpfile.h (OPTGROUP_OPENMP): Define. - * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP. - * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and - GF_OMP_FOR_GRID_GROUP_ITER. - (gimple_omp_for_grid_phony): Added checking assert. - (gimple_omp_for_set_grid_phony): Likewise. - (gimple_omp_for_grid_intra_group): New function. - (gimple_omp_for_set_grid_intra_group): Likewise. - (gimple_omp_for_grid_group_iter): Likewise. - (gimple_omp_for_set_grid_group_iter): Likewise. - * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where - previosuly only distribute loop was permitted. - (lower_lastprivate_clauses): Allow non tcc_comparison predicates. - (grid_get_kernel_launch_attributes): Support multiple HSA grid - dimensions. - (grid_expand_omp_for_loop): Likewise and also support standalone - distribute constructs. New parameter INTRA_GROUP, updated both users. - (grid_expand_target_grid_body): Support standalone distribute - constructs. - (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP. - (pass_data_expand_omp_ssa): Likewise. - (pass_data_omp_device_lower): Likewsie. - (pass_data_lower_omp): Likewise. - (pass_data_diagnose_omp_blocks): Likewise. - (pass_data_oacc_device_lower): Likewise. - (pass_data_omp_target_link): Likewise. - (grid_lastprivate_predicate): New function. - (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for - gridified loops. - (lower_omp_for): Support standalone distribute constructs. - (grid_prop): New type. - (grid_safe_assignment_p): Check for assignments to group_sizes, new - parameter GRID. - (grid_seq_only_contains_local_assignments): New parameter GRID, pass - it to callee. - (grid_find_single_omp_among_assignments_1): Likewise, improve missed - optimization info messages. - (grid_find_single_omp_among_assignments): Likewise. - (grid_find_ungridifiable_statement): Do not bail out for SIMDs. - (grid_parallel_clauses_gridifiable): New function. - (grid_inner_loop_gridifiable_p): Likewise. - (grid_dist_follows_simple_pattern): Likewise. - (grid_gfor_follows_tiling_pattern): Likewise. - (grid_call_permissible_in_distribute_p): Likewise. - (grid_handle_call_in_distribute): Likewise. - (grid_dist_follows_tiling_pattern): Likewise. - (grid_target_follows_gridifiable_pattern): Support standalone - distribute constructs. - (grid_var_segment): New enum. - (grid_mark_variable_segment): New function. - (grid_copy_leading_local_assignments): Call grid_mark_variable_segment - if a new argument says so. - (grid_process_grid_body): New function. - (grid_eliminate_combined_simd_part): Likewise. - (grid_mark_tiling_loops): Likewise. - (grid_mark_tiling_parallels_and_loops): Likewise. - (grid_process_kernel_body_copy): Support standalone distribute - constructs. - (grid_attempt_target_gridification): New grid variable holding overall - gridification state. Support standalone distribute constructs and - collapse clauses. - * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP. - * hsa.h (hsa_bb): Add method method append_phi. - (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all - occurences in all files too. - (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr. - (is_a_helper <hsa_insn_br *>::test): New function. - (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional - branch instructions. - (hsa_insn_signal): Make a direct descendant of - hsa_insn_basic. Add memorder constructor parameter and - m_memory_order and m_signalop member variables. - (hsa_insn_queue): Changed constructor parameters to common form. - Added m_segment and m_memory_order member variables. - (hsa_summary_t): Add private member function - process_gpu_implementation_attributes. - (hsa_function_summary): Rename m_binded_function to - m_bound_function. - (hsa_insn_basic_p): Remove typedef. - (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers. - (hsa_op_reg_p): Remove typedef. - (hsa_function_representation): Change hsa_op_reg_p into plain - pointers. - (hsa_insn_phi): Removed new and delete operators. - (hsa_insn_br): Likewise. - (hsa_insn_cbr): Likewise. - (hsa_insn_sbr): Likewise. - (hsa_insn_cmp): Likewise. - (hsa_insn_mem): Likewise. - (hsa_insn_atomic): Likewise. - (hsa_insn_signal): Likewise. - (hsa_insn_seg): Likewise. - (hsa_insn_call): Likewise. - (hsa_insn_arg_block): Likewise. - (hsa_insn_comment): Likewise. - (hsa_insn_srctype): Likewise. - (hsa_insn_packed): Likewise. - (hsa_insn_cvt): Likewise. - (hsa_insn_alloca): Likewise. - * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br. - (process_gpu_implementation_attributes): New function. - (link_functions): Move some functionality into it. Adjust after - renaming m_binded_functions to m_bound_functions. - (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP - to the list of instructions with no output registers. - (get_in_type): Return this if it is a register of - matching size. - (hsa_get_declaration_name): Moved to... - * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate - temporary string on an obstack instead from ggc. - (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut - down to two overloads. - (hsa_allocp_operand_address): Removed. - (hsa_allocp_operand_immed): Likewise. - (hsa_allocp_operand_reg): Likewise. - (hsa_allocp_operand_code_list): Likewise. - (hsa_allocp_operand_operand_list): Likewise. - (hsa_allocp_inst_basic): Likewise. - (hsa_allocp_inst_phi): Likewise. - (hsa_allocp_inst_mem): Likewise. - (hsa_allocp_inst_atomic): Likewise. - (hsa_allocp_inst_signal): Likewise. - (hsa_allocp_inst_seg): Likewise. - (hsa_allocp_inst_cmp): Likewise. - (hsa_allocp_inst_br): Likewise. - (hsa_allocp_inst_sbr): Likewise. - (hsa_allocp_inst_call): Likewise. - (hsa_allocp_inst_arg_block): Likewise. - (hsa_allocp_inst_comment): Likewise. - (hsa_allocp_inst_queue): Likewise. - (hsa_allocp_inst_srctype): Likewise. - (hsa_allocp_inst_packed): Likewise. - (hsa_allocp_inst_cvt): Likewise. - (hsa_allocp_inst_alloca): Likewise. - (hsa_allocp_bb): Likewise. - (hsa_obstack): New. - (hsa_init_data_for_cfun): Initialize obstack. - (hsa_deinit_data_for_cfun): Release memory of the obstack. - (hsa_op_immed::operator new): Use obstack instead of object_allocator. - (hsa_op_reg::operator new): Likewise. - (hsa_op_address::operator new): Likewise. - (hsa_op_code_list::operator new): Likewise. - (hsa_op_operand_list::operator new): Likewise. - (hsa_insn_basic::operator new): Likewise. - (hsa_insn_phi::operator new): Likewise. - (hsa_insn_br::operator new): Likewise. - (hsa_insn_sbr::operator new): Likewise. - (hsa_insn_cmp::operator new): Likewise. - (hsa_insn_mem::operator new): Likewise. - (hsa_insn_atomic::operator new): Likewise. - (hsa_insn_signal::operator new): Likewise. - (hsa_insn_seg::operator new): Likewise. - (hsa_insn_call::operator new): Likewise. - (hsa_insn_arg_block::operator new): Likewise. - (hsa_insn_comment::operator new): Likewise. - (hsa_insn_srctype::operator new): Likewise. - (hsa_insn_packed::operator new): Likewise. - (hsa_insn_cvt::operator new): Likewise. - (hsa_insn_alloca::operator new): Likewise. - (hsa_init_new_bb): Likewise. - (hsa_bb::append_phi): New function. - (gen_hsa_phi_from_gimple_phi): Use it. - (get_symbol_for_decl): Fix dinstinguishing between - global and local functions. Put local variables into a segment - according to their attribute or static flag, if there is one. - (hsa_insn_br::hsa_insn_br): New. - (hsa_insn_br::operator new): Likewise. - (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor. - (query_hsa_grid_nodim): New function. - (multiply_grid_dim_characteristics): Likewise. - (gen_get_num_threads): Likewise. - (gen_get_num_teams): Reimplemented. - (gen_get_team_num): Likewise. - (gen_hsa_insns_for_known_library_call): Updated calls to the above - helper functions. - (get_memory_order_name): Removed. - (get_memory_order): Likewise. - (hsa_memorder_from_tree): New function. - (gen_hsa_ternary_atomic_for_builtin): Renamed to - gen_hsa_atomic_for_builtin, can also create signals. - (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use - hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin. - (hsa_insn_atomic): Fix function comment. - (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to - ancestor constructor and initialization of new member variables. - (hsa_insn_queue::hsa_insn_queue): Added initialization of new - member variables. - (hsa_get_host_function): Handle functions with no bound CPU - implementation. Fix binded to bound. - (get_brig_function_name): Likewise. - (HSA_SORRY_ATV): Remove semicolon after macro. - (HSA_SORRY_AT): Likewise. - (omp_simple_builtin::generate): Add missing semicolons. - (hsa_insn_phi::operator new): Removed. - (hsa_insn_br::operator new): Likewise. - (hsa_insn_cbr::operator new): Likewise. - (hsa_insn_sbr::operator new): Likewise. - (hsa_insn_cmp::operator new): Likewise. - (hsa_insn_mem::operator new): Likewise. - (hsa_insn_atomic::operator new): Likewise. - (hsa_insn_signal::operator new): Likewise. - (hsa_insn_seg::operator new): Likewise. - (hsa_insn_call::operator new): Likewise. - (hsa_insn_arg_block::operator new): Likewise. - (hsa_insn_comment::operator new): Likewise. - (hsa_insn_srctype::operator new): Likewise. - (hsa_insn_packed::operator new): Likewise. - (hsa_insn_cvt::operator new): Likewise. - (hsa_insn_alloca::operator new): Likewise. - (get_symbol_for_decl): Accept CONST_DECLs, put them to - readonly segment. - (gen_hsa_addr): Also process CONST_DECLs. - (gen_hsa_addr_insns): Process CONST_DECLs by creating private - copies. - (gen_hsa_unary_operation): Make sure the function does - not use bittype source type for firstbit and lastbit operations. - (gen_hsa_popcount_to_dest): Make sure the function uses a bittype - source type. - * hsa-brig.c (emit_insn_operands): Cope with zero operands in an - instruction. - (emit_branch_insn): Renamed to emit_cond_branch_insn. - Emit the width stored in the class. - (emit_generic_branch_insn): New function. - (emit_insn): Call emit_generic_branch_insn. - (emit_signal_insn): Remove obsolete comment. Update - member variable name, pick a type according to profile. - (emit_alloca_insn): Remove obsolete comment. - (emit_atomic_insn): Likewise. - (emit_queue_insn): Get segment and memory order from the IR object. - (hsa_brig_section): Make allocate_new_chunk, chunks - and cur_chunk provate, add a default NULL parameter to add method. - (hsa_brig_section::add): Added a new parameter, store pointer to - output data there if it is non-NULL. - (emit_function_directives): Use this new parameter instead of - calculating the pointer itself, fix function comment. - (hsa_brig_emit_function): Add forgotten endian conversion. - (hsa_output_kernels): Remove unnecessary building of - kernel_dependencies_vector_type. - (emit_immediate_operand): Declare. - (emit_directive_variable): Also emit initializers of CONST_DECLs. - (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT. - (verify_function_arguments): Properly detect variadic - arguments. - * hsa-dump.c (hsa_width_specifier_name): New function. - (dump_hsa_insn_1): Dump generic branch instructions, update signal - member variable name. Special dumping for queue objects. - * ipa-hsa.c (process_hsa_functions): Adjust after renaming - m_binded_functions to m_bound_functions. Copy externally visible flag - to the node. - (ipa_hsa_write_summary): Likewise. - (ipa_hsa_read_section): Likewise. - -2016-11-23 Richard Biener <rguenther@suse.de> - - PR tree-optimization/78396 - * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't - vectorize try vectorizing an if-converted body using BB vectorization. - -2016-11-23 Richard Sandiford <richard.sandiford@arm.com> - Alan Hayward <alan.hayward@arm.com> - David Sherwood <david.sherwood@arm.com> - - * rtlanal.c (subreg_get_info): Use more local variables. - Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit - occupies at least one register. Assume that full hard registers - have consistent endianness. Share previously-duplicated if block. - Rework the main handling so that it operates on independently- - addressable YMODE-sized blocks. Use subreg_size_lowpart_offset - to check lowpart offsets, without trying to find an equivalent - integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN - as a final register-endianness correction. - -2016-11-23 Segher Boessenkool <segher@kernel.crashing.org> - - PR target/77881 - PR bootstrap/78390 - PR target/78438 - PR bootstrap/78477 - * combine.c (make_compound_operation_int): Do not convert a subreg of - a non-constant logical shift right to a zero_extract. Handle the case - where some zero bits have been shifted into the range covered by that - subreg. - -2016-11-23 Richard Sandiford <richard.sandiford@arm.com> - Alan Hayward <alan.hayward@arm.com> - David Sherwood <david.sherwood@arm.com> - - * rtl.h (subreg_size_offset_from_lsb): Declare. - (subreg_offset_from_lsb): New function. - (subreg_size_lowpart_offset): Declare. - (subreg_lowpart_offset): Turn into an inline function. - (subreg_size_highpart_offset): Declare. - (subreg_highpart_offset): Turn into an inline function. - * emit-rtl.c (subreg_size_lowpart_offset): New function. - (subreg_size_highpart_offset): Likewise - * rtlanal.c (subreg_size_offset_from_lsb): Likewise. - -2016-11-23 Richard Biener <rguenther@suse.de> - - PR tree-optimization/78482 - * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h. - (remove_forwarder_block_with_phi): When merging with a loop - header creates a new latch reset number of iteration information - of the loop. - -2016-11-23 Eric Botcazou <ebotcazou@adacore.com> - - * config/sparc/sparc.md (*ashrsi3_extend): Rename to... - (*ashrsi3_extend0): ...this. Accept constant integers. - (*ashrsi3_extend2): Rename to... - (*ashrsi3_extend1): ...this. - (*ashrsi3_extend2): New pattern. - (*lshrsi3_extend1): Accept constant integers. - (*lshrsi3_extend2): Fix condition on operand 2. - -2016-11-23 Martin Liska <mliska@suse.cz> - - * config/i386/i386.c: Initialize function pointer to NULL. - -2016-11-23 Bin Cheng <bin.cheng@arm.com> - - * fold-const.c (fold_cond_expr_with_comparison): Move simplification - for A == C1 ? A : C2 to below. - * match.pd: Move from above to here: - (cond (eq (convert1? x) c1) (convert2? x) c2) - -> (cond (eq x c1) c1 c2). - -2016-11-23 Bin Cheng <bin.cheng@arm.com> - - * fold-const.c (fold_cond_expr_with_comparison): Move simplification - for A cmp C1 ? A : C2 to below, also simplify remaining code. - * match.pd: Move and extend simplification from above to here: - (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)). - * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func. - (predicate_scalar_phi): Call fold_stmt using the new valueize func. - -2016-11-23 Martin Liska <mliska@suse.cz> - Martin Jambor <mjambor@suse.cz> - - * doc/install.texi: Remove entry about --with-hsa-kmt-lib. - -2016-11-23 Aldy Hernandez <aldyh@redhat.com> - - PR target/78213 - * opts.c (finish_options): Set -fsyntax-only if running self tests. - -2016-11-23 Richard Biener <rguenther@suse.de> - - PR middle-end/71762 - * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X, - (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove. - -2016-11-23 Richard Biener <rguenther@suse.de> - - PR lto/78472 - * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized - fields. - -2016-11-23 Richard Biener <rguenther@suse.de> - Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog> - - PR tree-optimization/78154 - * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function - returns it's argument and the argument is nonnull. - * builtin-attrs.def: Define ATTR_RETURNS_NONNULL, - ATT_RETNONNULL_NOTHROW_LEAF. - * builtins.def (BUILT_IN_MEMPCPY): Change attribute to - ATTR_RETNONNULL_NOTHROW_LEAF. - (BUILT_IN_STPCPY): Likewise. - (BUILT_IN_STPNCPY): Likewise. - (BUILT_IN_MEMPCPY_CHK): Likewise. - (BUILT_IN_STPCPY_CHK): Likewise. - (BUILT_IN_STPNCPY_CHK): Likewise. - (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF. - (BUILT_IN_STRNCAT): Likewise. - (BUILT_IN_STRNCPY): Likewise. - (BUILT_IN_MEMSET_CHK): Likewise. - (BUILT_IN_STRCAT_CHK): Likewise. - (BUILT_IN_STRCPY_CHK): Likewise. - (BUILT_IN_STRNCAT_CHK): Likewise. - (BUILT_IN_STRNCPY_CHK): Likewise. - -2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com> - - * fold-const.c (tree_expr_nonzero_p) : Make non-static. - * fold-const.h (tree_expr_nonzero_p) : Declare. - * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern. - -2016-11-23 Paolo Bonzini <bonzini@gnu.org> - - * system.h (HAVE_DESIGNATED_INITIALIZERS, - HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use - "defined" in macros. - * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined. - * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined. - * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined. - -2016-11-23 Georg-Johann Lay <avr@gjlay.de> - - PR target/60300 - * config/avr/constraints.md (Csp): Widen range to [-11..6]. - * config/avr/avr.c (avr_prologue_setup_frame): Limit number - of RCALLs in prologue to 3. - -2016-11-22 Michael Collison <michael.collison@arm.com> - - * config/aarch64/aarch64-protos.h - (aarch64_and_split_imm1, aarch64_and_split_imm2) - (aarch64_and_bitmask_imm): New prototypes - * config/aarch64/aarch64.c (aarch64_and_split_imm1): - New overloaded function to create bit mask covering the - lowest to highest bits set. - (aarch64_and_split_imm2): New overloaded functions to create bit - mask of zeros between first and last bit set. - (aarch64_and_bitmask_imm): New function to determine if a integer - is a valid two instruction "and" operation. - * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split - allowing wider range of constants with "and" operations. - * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent - "and" operator from matching restricted constant range used for - ior and xor operators. - * config/aarch64/constraints.md (UsO constraint): New SImode constraint - for constants in "and" operantions. - (UsP constraint): New DImode constraint for constants - in "and" operations. - * config/aarch64/iterators.md (lconst2): New mode iterator. - (LOGICAL2): New code iterator. - * config/aarch64/predicates.md (aarch64_logical_and_immediate): New - predicate. - (aarch64_logical_and_operand): New predicate allowing extended - constants for "and" operations. - -2016-11-22 Walter Lee <walt@tilera.com> - - * config/tilegx/tilegx.md (trap): New pattern. - * config/tilepro/tilepro.md (trap): Likewise. - -2016-11-22 Walter Lee <walt@tilera.com> - - * config/tilegx/tilegx.md (*zero_extract): Use - define_insn_and_split instead of define_insn; Handle pos + size > - 64. - (*sign_extract): Likewise. - -2016-11-22 Marek Polacek <polacek@redhat.com> - - PR tree-optimization/78455 - * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo. - -2016-11-22 Ian Lance Taylor <iant@golang.org> - - PR go/78431 - PR go/78432 - * godump.c (go_format_type): Always pass alignment as 1 when - calling go_append_padding at end of struct/union. - -2016-11-22 Jakub Jelinek <jakub@redhat.com> - - PR target/78451 - * config/i386/avx512bwintrin.h (_mm512_setzero_qi, - _mm512_setzero_hi): Removed. - (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16, - _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8, - _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8, - _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16, - _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16, - _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16, - _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16, - _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16, - _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16, - _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8, - _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16, - _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8, - _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8, - _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8, - _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16, - _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16, - _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16, - _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16, - _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16, - _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8, - _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16, - _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8, - _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16, - _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8, - _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16, - _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8, - _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8, - _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8, - _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16, - _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16, - _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16, - _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16, - _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16, - _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8, - _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8, - _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16, - _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16, - _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16, - _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16, - _mm512_maskz_srai_epi16, _mm512_packs_epi32, - _mm512_maskz_packs_epi32, _mm512_packus_epi32, - _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of - _mm512_setzero_qi or _mm512_setzero_hi. - (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8, - _mm512_maskz_dbsad_epu8): Formatting fixes. - (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16, - _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16, - _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16, - _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16, - _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of - _mm512_setzero_qi or _mm512_setzero_hi. - -2016-11-22 Nathan Sidwell <nathan@acm.org> - - * gcc-ar.c (main): Fix indentation. - * gcov-io.c (gcov_write_summary): Remove extraneous {...} - * ggc-page.c (move_ptes_to_front): Fix formatting. - * hsa-dump.c (dump_has_cfun): Fix indentation. - * sel-sched-ir.h: Remove trailing blank lines. - -2016-11-22 Jakub Jelinek <jakub@redhat.com> - Alexander Monakov <amonakov@ispras.ru> - - * internal-fn.c (expand_GOMP_USE_SIMT): New function. - * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands. - (omp_clause_code_name): Add _simt_ name. - (walk_tree_1): Handle OMP_CLAUSE__SIMT_. - * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_. - * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_. - (scan_omp_simd): New function. - (scan_omp_1_stmt): Use it in target regions if needed. - (omp_max_vf): Don't max with omp_max_simt_vf. - (lower_rec_simd_input_clauses): Use omp_max_simt_vf if - OMP_CLAUSE__SIMT_ is present. - (lower_rec_input_clauses): Compute maybe_simt from presence of - OMP_CLAUSE__SIMT_. - (lower_lastprivate_clauses): Likewise. - (expand_omp_simd): Likewise. Remove explicit offloaded region check. - (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT. - * internal-fn.def (GOMP_USE_SIMT): New internal function. - * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_. - -2016-11-22 Alexander Monakov <amonakov@ispras.ru> - - * internal-fn.c (expand_GOMP_SIMT_LANE): New. - (expand_GOMP_SIMT_VF): New. - (expand_GOMP_SIMT_LAST_LANE): New. - (expand_GOMP_SIMT_ORDERED_PRED): New. - (expand_GOMP_SIMT_VOTE_ANY): New. - (expand_GOMP_SIMT_XCHG_BFLY): New. - (expand_GOMP_SIMT_XCHG_IDX): New. - * internal-fn.def (GOMP_SIMT_LANE): New. - (GOMP_SIMT_VF): New. - (GOMP_SIMT_LAST_LANE): New. - (GOMP_SIMT_ORDERED_PRED): New. - (GOMP_SIMT_VOTE_ANY): New. - (GOMP_SIMT_XCHG_BFLY): New. - (GOMP_SIMT_XCHG_IDX): New. - * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from... - (create_omp_child_function): ...here. Set "omp target entrypoint" - or "omp declare target" attribute based on is_gimple_omp_offloaded. - (omp_max_simt_vf): New. Use it... - (omp_max_vf): ...here. - (lower_rec_input_clauses): Add reduction lowering for SIMT execution. - (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering. - (lower_omp_ordered): Likewise, for "ordered" lowering. - (expand_omp_simd): Add SIMT transforms. - (pass_data_lower_omp): Add PROP_gimple_lomp_dev. - (execute_omp_device_lower): New. - (pass_data_omp_device_lower): New. - (pass_omp_device_lower): New pass. - (make_pass_omp_device_lower): New. - * passes.def (pass_omp_device_lower): Position new pass. - * tree-pass.h (PROP_gimple_lomp_dev): Define. - (make_pass_omp_device_lower): Declare. - -2016-11-22 Jakub Jelinek <jakub@redhat.com> - - PR target/78451 - * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed. - (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of - _mm_setzero_di. - (_mm_maskz_load_epi64): Likewise. - (_mm_setzero_hi): Removed. - (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of - _mm_setzero_di. - (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64, - _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64, - _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64, - _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64, - _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64, - _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64, - _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64, - _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64, - _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64, - _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64, - _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64): - Likewise. - (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8, - _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8, - _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16, - _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16, - _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8, - _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8, - _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16, - _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16, - _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32, - _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32, - _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes. - (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128 - instead of _mm_setzero_hi. - (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4, - _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4, - _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps, - _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2, - _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4, - _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd, - _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps, - _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64, - _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64, - _mm256_maskz_slli_epi64, _mm256_roundscale_ps, - _mm256_maskz_roundscale_ps, _mm256_roundscale_pd, - _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps, - _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps, - _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps, - _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd, - _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32, - _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32, - _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32, - _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32, - _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64, - _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64, - _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd, - _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd, - _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes. - (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64, - _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of - _mm_setzero_di. - (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128 - instead of _mm_setzero_hi. - * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2, - _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2, - _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes. - (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use - _mm_setzero_si128 instead of _mm_setzero_di. - (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64, - _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64, - _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64, - _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64, - _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64, - _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64, - _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64, - _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64, - _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64, - _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64, - _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64, - _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64, - _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps, - _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps, - _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps, - _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd, - _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd, - _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd, - _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps, - _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps, - _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd, - _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32, - _mm512_maskz_extracti32x8_epi32, _mm512_range_pd, - _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps, - _mm512_range_round_pd, _mm512_maskz_range_round_pd, - _mm512_range_round_ps, _mm512_maskz_range_round_ps, - _mm512_maskz_insertf64x2, _mm512_insertf32x8, - _mm512_maskz_insertf32x8): Formatting fixes. - (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use - _mm_setzero_si128 instead of _mm_setzero_di. - * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64, - _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64, - _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64, - _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64, - _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64, - _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use - _mm_setzero_si128 instead of _mm_setzero_di. - (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): - Likewise in macros. - * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8, - _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8, - _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use - _mm_setzero_si128 instead of _mm_setzero_hi. - (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8, - _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16, - _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128 - instead of _mm_setzero_di. - (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16, - _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of - _mm_setzero_hi. - (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16, - _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of - _mm_setzero_hi. - (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of - _mm_setzero_di. - (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16, - _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16, - _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi. - -2016-11-22 Carl Love <cel@us.ibm.com> - - * config/rs6000/rs6000-c.c: Add built-in support for vector compare - equal and vector compare not equal. The vector compares take two - arguments of type vector bool char, vector bool short, vector bool int, - vector bool long long with the same return type. - * doc/extend.texi: Update built-in documentation file for the new - powerpc built-ins. - -2016-11-22 Uros Bizjak <ubizjak@gmail.com> - - * Makefile.in ($(lang_checks_parallelized)): Fix detection - of -j argument. - -2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config.gcc: Allow new rmprofile value for configure option - --with-multilib-list. - * config/arm/t-rmprofile: New file. - * doc/install.texi (--with-multilib-list): Document new rmprofile value - for ARM. - -2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR target/78439 - * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the - register operand in alternatives 4,5,6. - -2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com> - - PR target/77904 - * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer - in save register mask if it is needed. - -2016-11-22 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/78436 - * gimple-ssa-store-merging.c (zero_char_buf): Removed. - (shift_bytes_in_array, shift_bytes_in_array_right, - merged_store_group::apply_stores): Formatting fixes. - (clear_bit_region): Likewise. Use memset. - (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR - instead of EXPR and inerted instead of inserted. Use memset instead - of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1 - if shift_amnt is 0. - - PR middle-end/78416 - * expmed.c (expand_divmod): Use wide_int for computation of - op1_is_pow2. Don't set it if op1 is 0. Formatting fixes. - Use size <= HOST_BITS_PER_WIDE_INT instead of - HOST_BITS_PER_WIDE_INT >= size. - - PR tree-optimization/78445 - * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or - any_complicated_phi, version loop even if flag_tree_loop_if_convert - is 1. Formatting fix. - -2016-11-22 Martin Liska <mliska@suse.cz> - - PR ipa/78309 - * ipa-icf.c (void sem_item::set_hash): Update m_hash_set. - (sem_function::get_hash): Use the new field. - (sem_function::parse): Remove an argument from ctor. - (sem_variable::parse): Likewise. - (sem_variable::get_hash): Use the new field. - (sem_item_optimizer::read_section): Use new ctor and set hash. - * ipa-icf.h: _hash is removed from sem_item::sem_item, - sem_variable::sem_variable, sem_function::sem_function. - -2016-11-21 Jeff Law <law@redhat.com> - - PR target/68538 - * config/cris/cris.md: Don't call copy_to_mode_reg unless - can_create_pseudo_p is true. - -2016-11-21 Segher Boessenkool <segher@kernel.crashing.org> - - PR target/68803 - * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6, - *rotldi3_insert_7): New define_insns. - -2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/rs6000.md (movdi_internal32): Change constraints - so that DImode can be allocated to FP/vector registers in more - cases, and we can avoid direct move operations. If the register - needs reloading, prefer GPRs over FP/vector registers. In the - case of FPR vs. Altivec registers, prefer FPR registers unless we - have the ISA 3.0 reg+offset scalar instructions. - (movdi_internal64): Likewise. - -2016-11-21 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/67335 - * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix - for tmp simd array if DECL_NAME (parm) is NULL. - -2016-11-20 Jeff Law <law@redhat.com> - - PR target/25128 - * config/m68k/predicates.md (swap_peephole_relational_operator): New - predicate. - * config/m68k/m68k.md (relational tests against 65535/65536): New - peephole2. - -2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * tree-ssa-loop-prefetch.c: Delete FIXME after the includes. - -2016-11-21 Martin Sebor <msebor@redhat.com> - - * doc/invoke.texi (-fprintf-return-value): Document that option - is enabled by default. - -2016-11-21 Georg-Johann Lay <avr@gjlay.de> - - * config/avr/avr-c.c (avr_register_target_pragmas): Use C++ - for-loop declaration of loop variable. - (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same. - * config/avr/avr.c (avr_popcount_each_byte) - (avr_init_expanders, avr_regs_to_save, sequent_regs_live) - (get_sequence_length, avr_prologue_setup_frame, avr_map_metric) - (avr_expand_epilogue, avr_function_arg_advance) - (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract) - (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer) - (avr_adjust_reg_alloc_order, output_reload_in_const) - (avr_conditional_register_usage, avr_find_unused_d_reg) - (avr_map_decompose, avr_fold_builtin): Same. - -2016-11-21 Georg-Johann Lay <avr@gjlay.de> - - * config/avr/avr.c (avr_popcount): Remove static function. - (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead. - -2016-11-21 Richard Earnshaw <rearnsha@arm.com> - - * arm.opt (mapcs-float): Delete option. - * arm.c (arm_option_override): Remove hunk relating to - TARGET_APCS_FLOAT. - * doc/invoke.texi (arm options): Remove documentation for -mapcs-float. - -2016-11-21 Richard Sandiford <richard.sandiford@arm.com> - - * tree-tailcall.c (process_assignment): Simplify the check for - a valid copy, allowing the source to be a local variable as - well as an SSA name. - (find_tail_calls): Allow copies between local variables to follow - the call. Allow the result to be stored in any local variable, - even if it's an aggregate. - (eliminate_tail_call): Check whether the result is an SSA name - before updating its SSA_NAME_DEF_STMT. - -2016-11-21 David Malcolm <dmalcolm@redhat.com> - - PR preprocessor/78324 - * input.c (get_substring_ranges_for_loc): Fail gracefully if - -ftrack-macro-expansion has a value other than 2. - -2016-11-21 Segher Boessenkool <segher@kernel.crashing.org> - - PR rtl-optimization/78400 - * shrink-wrap.c (try_shrink_wrapping_separate): Call - df_update_entry_exit_and_calls instead of df_update_entry_block_defs - and df_update_exit_block_uses. - -2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de> - - PR c++/71973 - * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the - new default-enabled warning.. - * builtin-types.def (BT_CONST_TM_PTR): New primitive type. - (BT_PTR_CONST_STRING): Updated. - (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed. - (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type. - * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins. - (strftime): Update builtin function. - * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value. - * tree.h (const_tm_ptr_type_node): New type node. - * tree.c (free_lang_data, build_common_tree_nodes): Initialize - const_tm_ptr_type_node. - -2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - PR tree-optimization/78413 - * tree-if-conv.c (versionable_outer_loop_p): Require that both - inner and outer loop latches have single predecessors. - -2016-11-21 Georg-Johann Lay <avr@gjlay.de> - - PR target/78093 - * config/avr/avr.c (avr_decl_maybe_lds_p): New static function. - (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it. - -2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * rtl.h: Adjust prototype. - * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *. - (dead_or_set_regno_p): Likewise. - -2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * rtl.h: Adjust prototype. - * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *. - -2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * function.c (contains): Change argument type to rtx_insn *. - (prologue_contains): Likewise. - (epilogue_contains): Likewise. - (prologue_epilogue_contains): Likewise. - * function.h: Adjust prototype. - -2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * optabs.c (emit_libcall_block): Change argument type to - rtx_insn *. - * optabs.h: Adjust prototype. - -2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * cfgrtl.c (delete_insn): Change argument type to rtx_insn *. - (fixup_reorder_chain): Adjust. - * cfgrtl.h: Adjust prototype. - -2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * rtl.h: Adjust prototype. - * rtlanal.c (replace_label_in_insn): Change argument type to - rtx_insn *. - -2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * config/v850/v850.c (expand_prologue): Adjust. - (expand_epilogue): Likewise. - * expr.c (init_expr_target): Likewise. - * genrecog.c (print_subroutine): Always make the argument type - rtx_insn *. - * recog.h: Adjust prototype. - -2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split - up variables to make some rtx_insn *. - * config/alpha/alpha.c (emit_unlikely_jump): Likewise. - * config/arc/arc.c: Likewise. - * config/arm/arm.c: Likewise. - * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise. - * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): - Likewise. - * config/spu/spu.c (spu_emit_branch_hint): Likewise. - -2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * config/arm/arm.c (legitimize_pic_address): Change to use - rtx_insn * as the type of variables. - (arm_pic_static_addr): Likewise. - (arm_emit_movpair): Likewise. - * config/c6x/c6x.c (reorg_split_calls): Likewise. - * config/darwin.c (machopic_legitimize_pic_address): Likewise. - * config/frv/frv.c (frv_optimize_membar_local): Likewise. - * config/frv/frv.md: Likewise. - * config/i386/i386-protos.h: Likewise. - * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise. - (ix86_split_fp_branch): Likewise. - (predict_jump): Likewise. - * config/ia64/ia64.c: Likewise. - * config/mcore/mcore.c: Likewise. - * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise. - * config/s390/s390.c: Likewise. - * config/s390/s390.md: Likewise. - * config/spu/spu.md: Likewise. - * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise. - * lower-subreg.c (resolve_simple_move): Likewise. - -2016-11-20 Jeff Law <law@redhat.com> - - PR target/48551 - * reload.h (struct target_reload): Make x_double_reg_address_ok - be per-mode rather. - * reload.c (find_reloads_address): Check if double_reg_address_ok - is true for the mode of the memory reference. - * reload1.c (init_reload): Initialize double_reg_address_ok for - each mode. - -2016-11-20 Aldy Hernandez <aldyh@redhat.com> - - PR middle-end/61409 - * tree-ssa-uninit.c: Define new global max_phi_args. - (compute_uninit_opnds_pos): Use max_phi_args. - (prune_uninit_phi_opnds): Same. - (use_pred_not_overlap_with_undef_path_pred): Remove reference to - missing NUM_PREDS in function comment. - (can_one_predicate_be_invalidated_p): New. - (can_chain_union_be_invalidated_p): New. - (flatten_out_predicate_chains): New. - (uninit_ops_invalidate_phi_use): New. - (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use. - -2016-11-20 Marc Glisse <marc.glisse@inria.fr> - - * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR. - * match.pd (A /[ex] B CMP C): New simplifications. - -2016-11-20 Marc Glisse <marc.glisse@inria.fr> - - * match.pd (0 / X, X / X, X % X): New simplifications. - -2016-11-19 Jakub Jelinek <jakub@redhat.com> - - * config/i386/i386.c (ix86_can_inline_p): Use || instead of & - when checking if callee's isa flags are subset of caller's isa flags. - Fix comment wording. - - * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't - clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2 - instead and using = 0 instead of &= 0. - - * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2, - ix86_add_new_builtins): Formatting fixes. - (ix86_expand_builtin): Use || instead of && for isa vs. isa2. - (ix86_get_builtin): Likewise. - - * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable, - don't initialize it, don't use it for the case where it isn't - provable %{z} nor using the same argument, instead move merge - argument into a new pseudo and use that as target. Formatting fixes. - -2016-11-19 Jeff Law <law@redhat.com> - - PR target/25111 - * config/m68k/m68k.md (bsetdreg): New pattern. - (bchgdreg, bclrdreg): Likewise. - -2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org> - - PR target/78426 - * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg - instead of force_reg. - (sh_expand_setmem): Likewise. - -2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com> - - * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap. - -2016-11-18 Walter Lee <walt@tilera.com> - - * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve - end-of-bundle marker for consecutive barriers. - -2016-11-18 Walter Lee <walt@tilera.com> - - * config/tilegx/tilegx.md (clzsi2): Fix for big-endian. - -2016-11-18 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/78419 - * multiple_target.c (get_attr_len): Start with argnum and increment - argnum on every arg. Use strchr in a loop instead of counting commas - manually. - (get_attr_str): Increment argnum for every comma in the string. - (separate_attrs): Use for instead of while loop, simplify. - (expand_target_clones): Rename defenition argument to definition. - Free attrs and attr_str even when diagnosing errors. Temporarily - change input_location around targetm.target_option.valid_attribute_p - calls. Don't emit warning or errors if that function fails. - - * dwarf2out.c (size_of_discr_list): Fix typo in function comment. - - PR debug/78191 - * dwarf2out.c (abbrev_opt_base_type_end): New variable. - (die_abbrev_cmp): Sort dies with die_abbrev smaller than - abbrev_opt_base_type_end only by increasing die_abbrev, before - any other dies. - (optimize_abbrev_table): Don't change abbrev numbers of - base types and CU or optimize implicit consts in them if - calc_base_type_die_sizes has been called during build_abbrev_table. - (calc_base_type_die_sizes): If abbrev_opt_start, set - abbrev_opt_base_type_end to one plus largest base type's die_abbrev. - -2016-11-18 Jeff Law <law@redhat.com> - - PR target/25112 - * config/m68k/m68k.c (moveq feeding equality comparison): New - peepholes. - * config/m68k/predicates.md (addq_subq_operand): New predicate. - (equality_comparison_operator): Likewise. - -2016-11-18 Richard Sandiford <richard.sandiford@arm.com> - - * rtlanal.c (load_extend_op): Move to... - * rtl.h: ...here and make inline. - -2016-11-18 Terry Guo <terry.guo@arm.com> - Thomas Preud'homme <thomas.preudhomme@arm.com> - - * common/config/arm/arm-common.c (arm_target_thumb_only): New function. - * config/arm/arm-opts.h: Include arm-flags.h. - (struct arm_arch_core_flag): Define. - (arm_arch_core_flags): Define. - * config/arm/arm-protos.h: Include arm-flags.h - (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32, - FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E, - FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM, - FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, - FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT, - FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST, - FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4, - FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E, - FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J, - FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ, - FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A, - FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM, - FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE, - FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE, - ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2, - ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2, - ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2, - ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER, - ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY, - ARM_FSET_CPU_SUBSET): Move to ... - * config/arm/arm-flags.h: This new file. - * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define. - (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value. - (TARGET_MODE_SPECS): Define. - (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value. - -2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, - FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, - FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, - FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON, - FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL, - FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, - FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when - missing and make value unsigned. - (arm_feature_set): Use unsigned entries instead of unsigned long. - -2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com> - - Re-apply after PR bootstrap/77359 is fixed: - 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com> - - * explow.c (get_dynamic_stack_size): Take known alignment of stack - pointer + STACK_DYNAMIC_OFFSET into account when calculating the - size needed. - -2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com> - - PR bootstrap/77359 - * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local - variables in functions calling alloca. Also update the ASCII - drawings. - * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET) - (STACK_DYNAMIC_OFFSET): Likewise. - * config/rs6000/aix.h (STARTING_FRAME_OFFSET) - (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h - macros to aix.h. - -2016-11-18 Richard Sandiford <richard.sandiford@arm.com> - Alan Hayward <alan.hayward@arm.com> - David Sherwood <david.sherwood@arm.com> - - * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair. - * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise. - (add_const_value_attribute): Likewise. - * explow.c (plus_constant): Likewise. - * expmed.c (expand_mult, make_tree): Likewise. - * expr.c (convert_modes): Likewise. - * loop-doloop.c (doloop_optimize): Likewise. - * postreload.c (reload_cse_simplify_set): Likewise. - * simplify-rtx.c (simplify_const_unary_operation): Likewise - (simplify_binary_operation_1, simplify_const_binary_operation): - Likewise. - (simplify_const_relational_operation, simplify_immed_subreg): Likewise. - * wide-int.h: Update documentation to recommend rtx_mode_t - instead of std::make_pair. - -2016-11-18 Richard Sandiford <richard.sandiford@arm.com> - Alan Hayward <alan.hayward@arm.com> - David Sherwood <david.sherwood@arm.com> - - * tree.h (SET_DECL_MODE): New macro. - * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE. - (expand_gimple_basic_block): Likewise. - * function.c (split_complex_args): Likeise. - * ipa-prop.c (ipa_modify_call_arguments): Likewise. - * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise. - * stor-layout.c (layout_decl, relayout_decl): Likewise. - (finish_bitfield_representative): Likewise. - * tree.c (make_node_stat): Likewise. - * tree-inline.c (remap_ssa_name): Likewise. - (tree_function_versioning): Likewise. - * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise. - * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise. - * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise. - * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise. - * tree-ssa.c (insert_debug_temp_for_var_def): Likewise. - * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise. - * varasm.c (make_debug_expr_from_rtl): Likewise. - -2016-11-18 Segher Boessenkool <segher@kernel.crashing.org> - - PR rtl-optimization/71785 - * bb-reorder.c (maybe_duplicate_computed_goto): New function. - (duplicate_computed_gotos): New function. - (pass_duplicate_computed_gotos::execute): Rewrite. - -2016-11-17 Jeff Law <law@redhat.com> - - PR target/47192 - * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling - barrier prior to deallocating the stack. - -2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com> - - * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole - to make better use of cmem loads in the case where a single bit is - being accessed. - * config/arc/predicates.md (ge_lt_comparison_operator): New predicate. - -2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com> - - * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW, - F_AVX5124FMAPS. - (isa_names_table): Handle new features. - -2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com> - Andrew Senkevich <andrew.senkevich@intel.com> - - * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET, - OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET, - OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New. - (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw. - * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h. - * config/i386/avx5124fmapsintrin.h: New file. - * config/i386/avx5124vnniwintrin.h: Ditto. - * config/i386/constraints.md (h): New constraint. - * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New. - * config/i386/driver-i386.c (host_detect_local_cpu): - Detect avx5124fmaps, avx5124vnniw. - * config/i386/i386-builtin-types.def: Add types - V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI, - V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF, - V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF, - V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI, - V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI, - V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI. - * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask, - __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss, - __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask, - __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss, - __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd, - __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds, - __builtin_ia32_vp4dpwssds_mask): New. - * config/i386/i386-c.c (ix86_target_macros_internal): - Define __AVX5124FMAPS__, __AVX5124VNNIW__. - * config/i386/i386-modes.def: Fixed comment typos, added new - modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)). - * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps, - -mavx5124vnniw. - (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define. - (ix86_option_override_internal): Handle new options. - (ix86_valid_target_attribute_inner_p): Add avx5124fmaps, - avx5124vnniw. - (ix86_expand_builtin): Handle new builtins. - (ix86_additional_allocno_class_p): New. - * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P, - TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define. - (reg_class): Add MOD4_SSE_REGS. - (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New. - * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw. - * config/i386/immintrin.h: Include avx5124fmapsintrin.h, - avx5124vnniwintrin.h. - * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD, - UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS. - (define_mode_iterator IMOD4): New. - (define_mode_attr imod4_narrow): Ditto. - (define_insn "mov<mode>"): Ditto. - (define_insn "avx5124fmaddps_4fmaddps"): Ditto. - (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto. - (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto. - (define_insn "avx5124fmaddps_4fmaddss"): Ditto. - (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto. - (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto. - (define_insn "avx5124fmaddps_4fnmaddps"): Ditto. - (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto. - (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto. - (define_insn "avx5124fmaddps_4fnmaddss"): Ditto. - (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto. - (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto. - (define_insn "avx5124vnniw_vp4dpwssd"): Ditto. - (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto. - (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto. - (define_insn "avx5124vnniw_vp4dpwssds"): Ditto. - (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto. - (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto. - * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call. - * genmodes.c (mode_size_inline): Extend return type. - * machmode.h (mode_size, mode_base_align): Extend type. - -2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/78101 - * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add - the appropriate checks for SFmode/DFmode load/stores in GPR - registers. - (fusion_addis_mem_combo_store): Likewise. - * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename - fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar - d-form instructions for traditional Altivec registers. - (emit_fusion_p9_load): Likewise. - (emit_fusion_p9_store): Likewise. - * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove - early clobber from scratch register. Do not match if the register - being stored is the scratch register. - (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_* - to fusion_vsx_* and add in support for ISA 3.0 scalar d-form - instructions for traditional Altivec registers. - (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise. - (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise. - (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise. - -2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com> - - PR target/77933 - * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr - being live in the function and lr needing to be saved. Distinguish - between already saved pushable registers and registers to push. - Check for LR being an available pushable register. - -2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com> - - * config/i386/i386.md (cmpstrnsi): New test to bail out if neither - string input is a string constant. - * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp - via cmpstrnsi even if neither string is constant. - -2016-11-17 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/78201 - * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo. - Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT - instead, return false if it is NULL, or doesn't fit into uhwi, or - is larger or equal to targetm.max_anchor_offset. - -2016-11-17 Pip Cet <pipcet@gmail.com> - Eric Botcazou <ebotcazou@adacore.com> - - PR rtl-optimization/78355 - * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only - needs to deal with unaligned accesses. - * doc/tm.texi: Regenerate. - * lra-constraints.c (simplify_operand_subreg): Only invoke - SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough. - -2016-11-17 David Malcolm <dmalcolm@redhat.com> - - * input.c (selftest::test_lexer_string_locations_long_line): New - function. - (selftest::test_lexer_string_locations_raw_string_multiline): New - function. - (selftest::input_c_tests): Call the new functions, via - for_each_line_table_case. - -2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/aarch64/aarch64.md (mov<mode>): Call - aarch64_split_dimode_const_store on DImode constant stores. - * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store): - New prototype. - * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New - function. - -2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - Richard Biener <rguenther@suse.de> - - PR tree-optimization/77848 - * tree-if-conv.c (tree_if_conversion): Always version loops unless - the user specified -ftree-loop-if-convert. - -2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de> - - PR target/77308 - * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base, - *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base, - *thumb2_strd_base_neg): Recognize insn regardless of - current_tune->prefer_ldrd_strd. - * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules - whenever possible. - -2016-11-17 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc.c (arc_ccfsm_post_advance): Handle return - instruction type. - -2016-11-17 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc-arches.def: Add FPX quarkse instruction as valid - for arcem. - * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define. - * config/arc/arc-cpus.def (quarkse_em): Add. - * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise. - * config/arc/arc-opts.h (FPX_QK): Define. - * config/arc/arc-tables.opt: Regenerate. - * config/arc/arc.c (gen_compare_reg): Change. - (arc_register_move_cost): Avoid Dy,Dx moves. - * config/arc/arc.h (TARGET_HARD_FLOAT): Change. - (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define. - * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2): - New expands. - * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu) - (fix_truncsfsi2_fpu): Rename. - * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord) - (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark) - (fix_truncsfsi2_quark, floatsisf2_quark): New patterns. - * config/arc/t-multilib: Regenerate. - -2016-11-17 Georg-Johann Lay <avr@gjlay.de> - - * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if - appropriate. - (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same. - (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same. - (avr_rtx_costs_1, extra_constraint_Q): Same. - (avr_address_cost): Use SUBREG_P if possible. - -2016-11-17 Richard Biener <rguenther@suse.de> - - PR middle-end/78383 - * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn - non-local goto into CFG. - -2016-11-17 Richard Biener <rguenther@suse.de> - - * common.opt (ftree-loop-if-convert-stores): Mark as preserved for - backward compatibility. - * doc/invoke.texi (ftree-loop-if-convert-stores): Remove. - * tree-if-conv.c (pass_if_conversion::gate): Do not test - flag_tree_loop_if_convert_stores. - (pass_if_conversion::execute): Likewise. - -2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for - const_double code before calling aarch64_float_const_zero_rtx_p. - -2016-11-17 Richard Biener <rguenther@suse.de> - - PR tree-optimization/78306 - * ipa-inline-analysis.c (initialize_inline_failed): Do not - inhibit inlining if function calls cilk_spawn. - (can_inline_edge_p): Likewise. - -2016-11-17 Richard Biener <rguenther@suse.de> - - PR middle-end/78305 - * fold-const.c (negate_expr_p): Fix multiplication case. - -2016-11-17 Chung-Lin Tang <cltang@codesourcery.com> - - PR target/78357 - * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI - condition. - (TARGET_INIT_LIBFUNCS): Delete definition and... - * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add - comments. - -2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com> - - * config/netbsd-stdint.h: New. - * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file. - (x86_64-*-netbsd*): Likewise. - -2016-11-16 Andrew PInski <apinski@cavium.com> - - * config/aarch64/aarch64.opt (mverbose-cost-dump): New option. - * config/aarch64/aarch64.c (aarch64_rtx_costs): Use - flag_aarch64_verbose_cost instead of checking for details dump. - (aarch64_rtx_costs_wrapper): Likewise. - -2016-11-16 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/78378 - * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM} - inner only if pos is 0. Fix up formatting. - -2016-11-17 Alan Modra <amodra@gmail.com> - - PR rtl-optimization/78325 - PR rtl-optimization/70890 - * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes - for dead regno. - -2016-11-16 Jason Merrill <jason@redhat.com> - - * rtl.h: Declare gt_ggc_mx and gt_pch_nx. - -2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - Richard Biener <rguenther@suse.de> - - PR tree-optimization/77848 - * tree-if-conv.c (version_loop_for_if_conversion): When versioning - an outer loop, only save basic block aux information for the inner - loop. - (versionable_outer_loop_p): New function. - (tree_if_conversion): Version the outer loop instead of the inner - one if the pattern will be recognized for outer-loop - vectorization. - -2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com> - - * gcc/bb-reorder.c: Remove 'toplev.h' include. - (pass_partition_blocks::gate): No longer check - user_defined_section_attribute, instead check the function decl - for a section attribute. - * gcc/c-family/c-attribs.c (handle_section_attribute): No longer - set user_defined_section_attribute. - * gcc/final.c (rest_of_handle_final): Likewise. - * gcc/toplev.c: Remove definition of user_defined_section_attribute. - * gcc/toplev.h: Remove declaration of - user_defined_section_attribute. - -2016-11-16 Maciej W. Rozycki <macro@imgtec.com> - - * config/mips/mips.md (casesi_internal_mips16_<mode>): - Explicitly switch between JR and JRC for the table jump. Adjust - instruction count. - -2016-11-16 Maciej W. Rozycki <macro@imgtec.com> - - * config/mips/mips.md (casesi_internal_mips16_<mode>): Set - `insn_count' to 11 rather than 16. - -2016-11-16 Maciej W. Rozycki <macro@imgtec.com> - - * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the - `ltu' rather than `leu' operation in the RTL pattern - -2016-11-16 Maciej W. Rozycki <macro@imgtec.com> - - * config/mips/mips.md (casesi_internal_mips16_<mode>): Add - missing <d> instruction prefixes throughout. Correct - formatting. - -2016-11-16 Maciej W. Rozycki <macro@imgtec.com> - - * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR - rather than R_MIPS_JALR relocation in microMIPS code. Do not - cancel short delay slots in PIC call relaxation. - -2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/arm.md (arm_addsi3): Add alternative for addition of - general register with general register or ARM constant into SP - register. - -2016-11-16 Jakub Jelinek <jakub@redhat.com> - - PR fortran/78299 - * omp-low.c (expand_omp_for_static_nochunk): Don't assert - that loop->header == body_bb if broken_loop. - -2015-11-16 Wilco Dijkstra <wdijkstr@arm.com> - - * tree-ssa-math-opts.c (bswap_replace): Remove test - of SLOW_UNALIGNED_ACCESS. - -2016-11-16 Alexander Monakov <amonakov@ispras.ru> - - * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP - is selected. Pass -mgomp to offload compiler in OpenMP case. - * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum - declaration from nvptx.c. - (nvptx_gen_shuffle): Declare. - (nvptx_output_set_softstack): Declare. - * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h. - (need_softstack_decl): New variable. - (need_unisimt_decl): New variable. - (diagnose_openacc_conflict): New. Use it... - (nvptx_option_override): ...here. Handle TARGET_GOMP. - (nvptx_encode_section_info): Handle "shared" attribute. - (write_as_kernel): Restrict to OpenACC target regions. - (init_softstack_frame): New. - (nvptx_init_unisimt_predicate): New. - (write_omp_entry): New. Use it... - (nvptx_declare_function_name): ...here to emit OpenMP target region - entrypoints. Handle TARGET_SOFT_STACK. Call - nvptx_init_unisimt_predicate. - (nvptx_output_set_softstack): New. - (nvptx_get_drap_rtx): Return %argp as the DRAP if needed. - (nvptx_gen_shuffle): Export. - (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction - predicate. - (nvptx_print_operand): Fix handling of instruction predicates. - (nvptx_get_unisimt_master): New helper function. - (nvptx_get_unisimt_predicate): Ditto. - (nvptx_call_insn_is_syscall_p): Ditto. - (nvptx_unisimt_handle_set): Ditto. - (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt. - (nvptx_reorg): Call nvptx_reorg_uniform_simt. - (nvptx_handle_shared_attribute): New. Use it... - (nvptx_attribute_table): ... here (new entry). - (nvptx_record_offload_symbol): Handle NULL attributes. - (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl. - (nvptx_simt_vf): New. - (TARGET_SIMT_VF): Define. - * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define - __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp. - -muniform-simt option is active. - (STACK_SIZE_MODE): Define. - (FIXED_REGISTERS): Adjust. - (SOFTSTACK_SLOT_REGNUM): New. - (SOFTSTACK_PREV_REGNUM): New. - (REGISTER_NAMES): Adjust. - (struct machine_function): New fields. - * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New. - (UNSPEC_VOTE_BALLOT): Ditto. - (UNSPEC_LANEID): Ditto. - (UNSPECV_NOUNROLL): Ditto. - (atomic): New attribute. - (predicable): New attribute. Generate predicated forms via - define_cond_exec. - (br_true): Mark as not predicable. - (br_false): Ditto. - (br_true_uni): Ditto. - (br_false_uni): Ditto. - (return): Ditto. - (trap_if_true): Ditto. - (trap_if_false): Ditto. - (nvptx_fork): Ditto. - (nvptx_forked): Ditto. - (nvptx_joining): Ditto. - (nvptx_join): Ditto. - (nvptx_barsync): Ditto. - (epilogue): Emit stack restore if TARGET_SOFT_STACK. - (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code. - (allocate_stack_<mode>): Remove unused pattern. - (set_softstack_insn): New pattern. - (restore_stack_block): Handle for TARGET_SOFT_STACK. - (nvptx_vote_ballot): New pattern. - (omp_simt_lane): Ditto. - (omp_simt_last_lane): Ditto. - (omp_simt_ordered): Ditto. - (omp_simt_vote_any): Ditto. - (omp_simt_xchg_bfly): Ditto. - (omp_simt_xchg_idx): Ditto. - (nvptx_nounroll): Ditto. - (atomic_compare_and_swap<mode>_1): Mark with atomic attribute. - (atomic_exchange<mode>): Ditto. - (atomic_fetch_add<mode>): Ditto. - (atomic_fetch_addsf): Ditto. - (atomic_fetch_<logic><mode>): Ditto. - * config/nvptx/nvptx.opt (msoft-stack): New option. - (muniform-simt): Ditto. - (mgomp): Ditto. - * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New. - * doc/extend.texi (Nvidia PTX Variable Attributes): New section. - * doc/invoke.texi (msoft-stack): Document. - (muniform-simt): Document - (mgomp): Document. - * doc/tm.texi: Regenerate. - * doc/tm.texi.in (TARGET_SIMT_VF): New hook. - * target.def: Define it. - * target-insns.def (omp_simt_lane): New. - (omp_simt_last_lane): New. - (omp_simt_ordered): New. - (omp_simt_vote_any): New. - (omp_simt_xchg_bfly): New. - (omp_simt_xchg_idx): New. - -2016-11-16 Maciej W. Rozycki <macro@imgtec.com> - - * config/mips/mips-protos.h (mips_set_text_contents_type): New - prototype. - * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro. - (ASM_OUTPUT_CASE_END): Likewise. - * config/mips/mips.c (mips_set_text_contents_type): New function. - (mips16_emit_constants): Record the pool's initial label number - with the `consttable' insn. Emit a `consttable_end' insn at the end. - (mips_final_prescan_insn): Call `mips_set_text_contents_type' - for `consttable' insns. - (mips_final_postscan_insn): Call `mips_set_text_contents_type' - for `consttable_end' insns. - * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value. - (consttable): Add operand. - (consttable_end): New insn. - -2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com> - - * params.def (PARAM_VECT_EPILOGUES_NOMASK): New. - * tree-if-conv.c (tree_if_conversion): Make public. - * * tree-if-conv.h: New file. - * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid - dynamic alias checks for epilogues. - * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog. - * tree-vect-loop.c: include tree-if-conv.h. - (new_loop_vec_info): Add zeroing orig_loop_info field. - (vect_analyze_loop_2): Don't try to enhance alignment for epilogues. - (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL - if epilogue is vectorized, set up orig_loop_info field of loop_vinfo - using passed argument. - (vect_transform_loop): Check if created epilogue should be returned - for further vectorization with less vf. If-convert epilogue if - required. Print vectorization success for epilogue. - * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization - if it is required, pass loop_vinfo produced during vectorization of - loop body to vect_analyze_loop. - * tree-vectorizer.h (struct _loop_vec_info): Add new field - orig_loop_info. - (LOOP_VINFO_ORIG_LOOP_INFO): New. - (LOOP_VINFO_EPILOGUE_P): New. - (LOOP_VINFO_ORIG_VECT_FACTOR): New. - (vect_do_peeling): Change prototype to return epilogue. - (vect_analyze_loop): Add argument of loop_vec_info type. - (vect_transform_loop): Return created loop. - -2016-11-16 Segher Boessenkool <segher@kernel.crashing.org> - - * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR - component as used also if LR_REGNO is a live input to the bb. - * df-scan.c (df_get_entry_block_def_set): Return immediately after - clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set. - (df_get_exit_block_use_set): Ditto. - * df.h (df_scan_flags): New enum. - * shrink-wrap.c (try_shrink_wrapping_separate): Set - DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call - df_update_entry_block_defs and df_update_exit_block_uses - at the start; clear the flag and call those functions at the end. - -2016-11-16 Richard Sandiford <richard.sandiford@arm.com> - Alan Hayward <alan.hayward@arm.com> - David Sherwood <david.sherwood@arm.com> - - * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set - nb_iterations to the number of latch iterations rather than the - number of loop iterations. - -2016-11-16 Richard Sandiford <richard.sandiford@arm.com> - Alan Hayward <alan.hayward@arm.com> - David Sherwood <david.sherwood@arm.com> - - * combine.c (maybe_swap_commutative_operands): New function. - (combine_simplify_rtx): Use it. - (change_zero_ext): Likewise. - (make_compound_operation_int): New function, split out of... - (make_compound_operation): ...here. Use - maybe_swap_commutative_operands for both. - -2016-11-16 Richard Earnshaw <rearnsha@arm.com> - - * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'. - (neon-vfpv3): New FPU, currently an alias for 'neon'. - * arm/arm-tables.opt: Regenerated. - * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and - neon-vfpv3. - * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp' - and 'neon' are aliases for specific implementations. - -2016-11-16 Richard Sandiford <richard.sandiford@arm.com> - Alan Hayward <alan.hayward@arm.com> - David Sherwood <david.sherwood@arm.com> - - * optabs.c (vector_compare_rtx): Add a cmp_mode parameter - and use it in the final call to gen_rtx_fmt_ee. - (expand_vec_cond_expr): Update accordingly. - (expand_vec_cmp_expr): Likewise. - -2016-11-16 Richard Sandiford <richard.sandiford@arm.com> - Alan Hayward <alan.hayward@arm.com> - David Sherwood <david.sherwood@arm.com> - - * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p. - -2016-11-16 Richard Biener <rguenther@suse.de> - - PR middle-end/78333 - * gimplify.c (gimplify_function_tree): Do not instrument - GNU extern inline functions. - -2016-11-16 Martin Liska <mliska@suse.cz> - - PR sanitizer/78270 - * gimplify.c (gimplify_switch_expr): Always save previous - gimplify_ctxp->live_switch_vars. - -2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com> - - * config/arc/arc.md (movb peephole2): New peephole2 to merge two - zero_extract operations to allow a movb to occur. - * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results. - * testsuite/gcc.target/arc/movb-2.c: Likewise. - * testsuite/gcc.target/arc/movb-5.c: Likewise. - * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover - little endian arc. - -2016-11-16 Richard Sandiford <richard.sandiford@arm.com> - Alan Hayward <alan.hayward@arm.com> - David Sherwood <david.sherwood@arm.com> - - * expr.c (emit_group_load_1): Tighten check for whether an - access involves only one operand of a CONCAT. Use extract_bit_field - for constants if the bit range does span the whole operand. - -2016-11-16 Richard Sandiford <richard.sandiford@arm.com> - Alan Hayward <alan.hayward@arm.com> - David Sherwood <david.sherwood@arm.com> - - * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes. - -2016-11-16 Richard Sandiford <richard.sandiford@arm.com> - Alan Hayward <alan.hayward@arm.com> - David Sherwood <david.sherwood@arm.com> - - * tree-vect-loop.c (vect_transform_loop): Protect the updates of - all three iteration counts with an any_* test. Use a single update - for each count. Fix the calculation of nb_iterations_estimate. - -2016-11-16 Richard Sandiford <richard.sandiford@arm.com> - - * config/pdp11/pdp11.c: Include dbxout.h. - -2016-11-16 Richard Sandiford <richard.sandiford@arm.com> - - * config/arc/arc.c (arc_loop_hazard): Add missing brackets. - -2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR target/78364 - * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the - proper ranges for an SBFX instruction. - (extzv_t2): Likewise for UBFX. - -2016-11-16 Richard Biener <rguenther@suse.de> - - PR tree-optimization/78348 - * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE. - (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition. - (classify_partition): Set PKIND_MEMCPY if dependence analysis - revealed no dependency, PKIND_MEMMOVE otherwise. - -2016-11-16 Jakub Jelinek <jakub@redhat.com> - - PR sanitizer/77823 - * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if - it points to non-NULL tree, use it instead of ubsan_create_data. - (instrument_si_overflow): Handle vector signed integer overflow - checking. - * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument. - * tree-vrp.c (simplify_internal_call_using_ranges): Punt for - vector IFN_UBSAN_CHECK_*. - * internal-fn.c (expand_addsub_overflow): Add DATAP argument, - pass it through to ubsan_build_overflow_builtin. - (expand_neg_overflow, expand_mul_overflow): Likewise. - (expand_vector_ubsan_overflow): New function. - (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB, - expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics. - (expand_arith_overflow): Adjust expand_*_overflow callers. - -2016-11-16 Matthias Klose <doko@ubuntu.com> - - * doc/install.texi: Remove references to java/libjava. - -2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org> - - * tree-ssa-coalesce.c (register_default_def): Remove - register_ssa_partition. - (create_outofssa_var_map): Likewise. - * tree-ssa-live.c (register_ssa_partition_check): Remove. - * tree-ssa-live.h (register_ssa_partition): Likewise. - -2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de> - - * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects. - Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects. - Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for - integer arguments. Only set ATTR_PERMANENT_P on newly hashed - rtx when all sub-rtx are also permanent. - (attr_eq): Simplify. - (attr_copy_rtx): Remove. - (make_canonical, get_attr_value): Use attr_equal_p. - (copy_boolean): Rehash NOT. - (simplify_test_exp_in_temp, - optimize_attrs): Remove call to attr_copy_rtx. - (attr_alt_intersection, attr_alt_union, - attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT. - (make_automaton_attrs): Use attr_eq. - -2016-11-15 Matthias Klose <doko@ubuntu.com> - - * doc/install.texi: Remove references to java/libjava. - * doc/sourcebuild.texi: Likewise. - * doc/invoke.texi: Likewise. - * doc/standards.texi: Likewise. - -2016-11-15 Richard Sandiford <richard.sandiford@arm.com> - Alan Hayward <alan.hayward@arm.com> - David Sherwood <david.sherwood@arm.com> - - * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead - of VOIDmode. - * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise. - * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise. - * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise. - * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise. - * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise. - * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise. - * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise. - -2016-11-15 Richard Sandiford <richard.sandiford@arm.com> - Alan Hayward <alan.hayward@arm.com> - David Sherwood <david.sherwood@arm.com> - - * dce.c (check_argument_store): Pass the size instead of - the memory reference. - (find_call_stack_args): Pass MEM_SIZE to check_argument_store. - -2016-11-15 Richard Sandiford <richard.sandiford@arm.com> - Alan Hayward <alan.hayward@arm.com> - David Sherwood <david.sherwood@arm.com> - - * alias.c (canon_rtx): Use simplify_gen_binary. - -2016-11-15 Richard Sandiford <richard.sandiford@arm.com> - Alan Hayward <alan.hayward@arm.com> - David Sherwood <david.sherwood@arm.com> - - * rtl.h (load_extend_op): Declare. - * rtlanal.c (load_extend_op): New function. - (nonzero_bits1): Use it. - (num_sign_bit_copies1): Likewise. - * cse.c (cse_insn): Likewise. - * fold-const.c (fold_single_bit_test): Likewise. - (fold_unary_loc): Likewise. - * fwprop.c (free_load_extend): Likewise. - * postreload.c (reload_cse_simplify_set): Likewise. - (reload_cse_simplify_operands): Likewise. - * combine.c (try_combine): Likewise. - (simplify_set): Likewise. Remove redundant SUBREG_BYTE and - subreg_lowpart_p checks. - -2016-11-15 Richard Sandiford <richard.sandiford@arm.com> - Alan Hayward <alan.hayward@arm.com> - David Sherwood <david.sherwood@arm.com> - - * combine.c (simplify_shift_const_1): Use the number of bits - in the inner mode to determine the range of the shift. - When handling shifts of vectors, skip any rules that apply - only to scalars. - -2016-11-15 Richard Sandiford <richard.sandiford@arm.com> - Alan Hayward <alan.hayward@arm.com> - David Sherwood <david.sherwood@arm.com> - - * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after - handling VOIDmode. - -2016-11-15 Matthias Klose <doko@ubuntu.com> - - * doc/install.texi: Remove references to gcj/libjava. - * doc/invoke.texi: Likewise. - -2016-11-15 Jeff Law <law@redhat.com> - - * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded - parameter. Callers changed. - (check-subpath_and_update_thread_path): Extracted from - fsm_find_control_statement_thread_paths. - (handle_phi, handle_assignment, handle_assignment_p): Likewise. - (handle_phi, handle_assignment): Allow any constant node, not - just INTEGER_CST. - -2016-11-15 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc-arch.h: New file. - * config/arc/arc-arches.def: Likewise. - * config/arc/arc-cpus.def: Likewise. - * config/arc/arc-options.def: Likewise. - * config/arc/t-multilib: Likewise. - * config/arc/genmultilib.awk: Likewise. - * config/arc/genoptions.awk: Likewise. - * config/arc/arc-tables.opt: Likewise. - * config/arc/driver-arc.c: Likewise. - * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise. - * common/config/arc/arc-common.c (arc_handle_option): Trace - toggled options. - * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra - options; check for supported cpu against arc-cpus.def file. - (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define - TARGET_CPU_BUILD macro; add driver-arc.o as an extra object. - * config/arc/arc-c.def: Add emacs local variables. - * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file. - (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA) - (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL) - (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines. - (DEFAULT_arc_fpu_build): Define. - (DEFAULT_arc_mpy_option): Define. - * config/arc/arc-protos.h (arc_init): Delete. - * config/arc/arc.c (arc_cpu_name): New variable. - (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs) - (arc_arc700, arc_arc600, arc_arc601): New variable. - (arc_init): Add static; remove selection of default tune value, - cleanup obsolete error messages. - (arc_override_options): Make use of .def files for selecting the - right cpu and option configurations. - * config/arc/arc.h (stdbool.h): Include. - (TARGET_CPU_DEFAULT): Define. - (CPP_SPEC): Remove mcpu=NPS400 handling. - (arc_cpu_to_as): Declare. - (EXTRA_SPEC_FUNCTIONS): Define. - (OPTION_DEFAULT_SPECS): Likewise. - (ASM_DEFAULT): Remove. - (ASM_SPEC): Use arc_cpu_to_as. - (DRIVER_SELF_SPECS): Remove deprecated options. - (arc_base_cpu): Declare. - (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM) - (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu - variable. - (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT. - * config/arc/arc.md (attr_cpu): Remove. - * config/arc/arc.opt (mno-mpy): Deprecate. - (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM) - (mcpu=ARCHS): Remove. - (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc): - Deprecate. - (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove. - (arc_fpu): Use new defines. - (mpy-option): Change to use numeric or string like inputs. - * config/arc/t-arc (driver-arc.o): New target. - (arc-cpus, t-multilib, arc-tables.opt): Likewise. - * config/arc/t-arc-newlib: Delete. - * config/arc/t-arc-uClibc: Renamed to t-uClibc. - * doc/invoke.texi (ARC): Update arc options. - -2016-11-15 Maciej W. Rozycki <macro@imgtec.com> - - * config/mips/mips.c (mips16_emit_constants): Emit `consttable' - insn at the beginning of the constant pool. - (mips_insert_insn_pseudos): New function. - (mips_machine_reorg2): Call it. - * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and - UNSPEC_INSN_PSEUDO enum values. - (insn_pseudo, consttable): New insns. - -2016-11-15 Michael Matz <matz@suse.de> - - PR missed-optimization/77881 - * combine.c (simplify_comparison): Remove useless subregs - also inside the loop, not just after it. - (make_compound_operation): Recognize some subregs as being - masking as well. - -2016-11-15 Richard Sandiford <richard.sandiford@arm.com> - Alan Hayward <alan.hayward@arm.com> - David Sherwood <david.sherwood@arm.com> - - * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/ - GET_MODE_SIZE typo. - -2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support - for using xxinsertw and vinsert{b,h} on ISA 3.0. - - * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment. - (vsx_set_<mode>_p9): New insn to generate xxinsertw and - vinsert{b,h} on ISA 3.0. - -2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg - and cmpnop in two steps: first the ones not accessed in original gimple - expression in a endian independent way and then the ones not accessed - in the final result in an endian-specific way. - (bswap_replace): Stop doing big endian adjustment. - -2016-11-14 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints. - (*ashl<mode>3_doubleword): Ditto. - -2016-11-14 Martin Liska <mliska@suse.cz> - - * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line. - -2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com> - Richard Biener <rguenther@suse.de> - - * doc/invoke.texi (fgimple): Document. - * dumpfile.h (TDF_GIMPLE): Add. - * dumpfile.c (dump_options): Add gimple. - * gimple-pretty-print.c (dump_gimple_switch): Adjust dump - for TDF_GIMPLE. - (dump_gimple_label): Likewise. - (dump_gimple_phi): Likewise. - (dump_gimple_bb_header): Likewise. - (dump_phi_nodes): Likewise. - (pp_cfg_jump): Likewise. Pass in dump flags. - (dump_implicit_edges): Adjust. - * passes.c (pass_init_dump_file): Do not dump function header - for TDF_GIMPLE. - * tree-cfg.c (dump_function_to_file): Dump function return type - and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping - GIMPLE stmts. - * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE. - (dump_generic_node): Likewise. - * function.h (struct function): Add pass_startwith member. - * passes.c (execute_one_pass): Implement startwith. - * tree-ssanames.c (make_ssa_name_fn): New argument, check for version - and assign proper version for parsed ssa names. - * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function. - * internal-fn.c (expand_PHI): New function. - * internal-fn.h (expand_PHI): Declared here. - * internal-fn.def: New defination for PHI. - * tree-cfg.c (lower_phi_internal_fn): New function. - (build_gimple_cfg): Call it. - (verify_gimple_call): Condition for passing label as arg in internal - function PHI. - * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already - present PHIs with arguments. - -2016-11-14 Martin Liska <mliska@suse.cz> - - PR bootstrap/78069 - * common.opt: Add prefer-atomic as a new enum value for - -fprofile-update. - * coretypes.h: Likewise. - * doc/invoke.texi: Document the new option value. - * gcc.c: Replace atomic with prefer-atomic. Remove warning. - * tree-profile.c (tree_profiling): Select default value - of -fprofile-update when 'prefer-atomic' is selected. - -2016-11-14 Wilco Dijkstra <wdijkstr@arm.com> - - * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm... - (cortex_a57_alu_shift): ...here. - -2016-11-14 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3) - Use bfx attribute. - (aarch64_lshr_sisd_or_int_<mode>3): Likewise. - (aarch64_ashr_sisd_or_int_<mode>3): Likewise. - (<optab>si3_insn_uxtw): Likewise. - (<optab><mode>3_insn): Likewise. - (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise. - (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise. - (extend<GPI:mode>_ashr<SHORT:mode>): Likewise. - (<optab><mode>): Likewise. - (insv<mode>): Likewise. - (andim_ashift<mode>_bfiz): Likewise. - * config/aarch64/thunderx.md (thunderx_shift): Add bfx. - * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise. - * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx. - * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx. - (exynos_m1_alu_p): Likewise. - * config/arm/types.md: Add bfx. - * config/arm/xgene1.md (xgene1_bfm): Add bfx. - -2016-11-14 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64.c (cortexa57_vector_cost): - Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost. - -2016-11-14 Richard Biener <rguenther@suse.de> - - PR tree-optimization/78312 - * gimple-ssa-backprop.c (backprop::prepare_change): Reset - flow-sensitive info. - -2016-11-14 Georg-Johann Lay <avr@gjlay.de> - - PR target/78093 - * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option. - * config/avr/avr.opt (-mabsdata): New option. - * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS. - * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If - -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA. - * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS. - * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata - spec depending on AVR_ISA_LDS. - * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec. - -2016-11-13 Jakub Jelinek <jakub@redhat.com> - - * match.pd: Don't try to compare addresses of variables with - DECL_VALUE_EXPR. - -2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org> - - * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions. - (propagate_vr_accross_jump_function): Handle unary expressions. - * ipa-prop.c (ipa_set_jf_unary_pass_through): New. - (load_from_param_1): New. - (load_from_unmodified_param): Factor common part into load_from_param_1. - (load_from_param): New. - (compute_complex_assign_jump_func): Handle unary expressions. - (update_jump_functions_after_inlining): Likewise. - (ipa_write_jump_function): Likewise. - (ipa_read_jump_function): Likewise. - -2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - PR c/35503 - * doc/invoke.texi: Document Wrestrict. - * pretty-print.c (pp_format): Add case for "Z" specifier. - (test_pp_format): Test "Z" specifier. - -2016-11-13 Eric Botcazou <ebotcazou@adacore.com> - - * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the - original function needs a static chain. - -2016-11-13 David Edelsohn <dje.gcc@gmail.com> - - PR target/78336 - * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect - ASM_OUTPUT_DEF. - -2016-11-12 Segher Boessenkool <segher@kernel.crashing.org> - - PR target/77957 - * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't - return early if !optional_tbtab. - -2016-11-11 Eric Botcazou <ebotcazou@adacore.com> - - PR rtl-optimization/59461 - * doc/rtl.texi (paradoxical subregs): Add missing word. - * combine.c (reg_nonzero_bits_for_combine): Do not discard results - in modes with precision larger than that of last_set_mode. - * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is - set and LOAD_EXTEND_OP is appropriate, propagate results from inner - REGs to paradoxical SUBREGs. - (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not - larger than a word before invoking LOAD_EXTEND_OP on it. - -2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/78243 - * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the - element order for little endian ordering. - - * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use - VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element - number. - -2016-11-11 Uros Bizjak <ubizjak@gmail.com> - - PR target/78310 - * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow - when calculating operand 2. - (rotate to rotatex zext splitter): Ditto. - -2016-11-11 Jeff Law <law@redhat.com> - - * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New - function. - (stmt_uses_name_in_undefined_way): New function, extracted from - find_implicit_erroneous_behavior and extended for div/mod case. - (stmt_uses_0_or_null_in_undefined_way): New function, extracted from - find_explicit_erroneous_behavior and extended for div/mod case. - (find_implicit_erroneous_behavior): Use new helper function. - (find_explicit_erroneous_behavior): Use new helper function. - -2016-11-11 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71575 - * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove - bogus assert. - -2016-11-11 Richard Biener <rguenther@suse.de> - - PR middle-end/78295 - * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn - about uninitialized destination arg of BIT_INSERT_EXPR. - -2016-11-10 Sandra Loosemore <sandra@codesourcery.com> - - PR c/37998 - * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct - terminology. Expand to remove ambiguity. - -2016-11-10 Segher Boessenkool <segher@kernel.crashing.org> - - PR rtl-optimization/78232 - * combine.c (try_combine): Add a big comment about why reusing i2dest - is undesirable. - (change_zero_ext): Do not call simplify_gen_binary, do the - simplifications manually. - -2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0, - enable HImode and QImode to go in vector registers by default if - the -mvsx-small-integer option is enabled. - (rs6000_secondary_reload_simple_move): Likewise. - (rs6000_preferred_reload_class): Don't force integer constants to - be loaded into vector registers that we can easily make into - memory (or being created in the GPRs and moved over with direct move). - * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used. - (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode - vector extraction on ISA 3.0 when the scalar integer can be - allocated in vector registers. Generate the VEC_SELECT directy, - and don't use UNSPEC's to avoid having the scalar type in a vector - register. Make the expander target registers, and let the - combiner fold in results storing to memory, if the machine - supports stores. - (vsx_extract_<mode>_di): Likewise. - (vsx_extract_<mode>_p9): Likewise. - (vsx_extract_<mode>_di_p9): Likewise. - (vsx_extract_<mode>_store_p9): Likewise. - (vsx_extract_si): Likewise. - (vsx_extract_<mode>_p8): Likewise. - (p9_lxsi<wd>zx): Delete, no longer used. - (p9_stxsi<wd>x): Likewise. - * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for - integers in vector registers for ISA 3.0. - (QHI): Update comment. - (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or - vector extract instructions in sign/zero extend. - (zero_extendhi<mode>): Likewise. - (extendqi<mode>): Likewise. - (extendhi<mode>2): Likewise. - (HImode splitter for load/sign extend in vector register): Likewise. - (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of - optimizing floating point conversions to/from small data types and - rewrite it to support QImode/HImode being allowed in vector - registers on ISA 3.0. - (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise. - (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise. - (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise. - (fix_trunc<SFDF:mode><QHI:mode>2): Likewise. - (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise. - (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise. - (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise. - VSPLITISW on ISA 2.07. - (movhi_internal): Combine movhi_internal and movqi_internal into - one mov<mode>_internal with an iterator. Add support for QImode - and HImode being allowed in vector registers. Make large number - of attributes and constraints easier to read. - (movqi_internal): Likewise. - (mov<mode>_internal): Likewise. - (movdi_internal64): Fix constraint to allow loading -16..15 with - VSPLITISW on ISA 2.07. - (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as - well as DImode. - -2016-11-10 Pat Haugen <pthaugen@us.ibm.com> - - PR rtl-optimization/78241 - * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter', - but emit initial peel copy if niter expr is not reliable. - -2016-11-10 Segher Boessenkool <segher@kernel.crashing.org> - - * dwarf2cfi.c (dump_cfi_row): Add forward declaration. - (maybe_record_trace_start): If the CFI is different on the new and - old paths, print out both to the dump file before ICEing. - -2016-11-10 Vladimir Makarov <vmakarov@redhat.com> - - * target.def (additional_allocno_class_p): New. - * hooks.h (hook_bool_reg_class_t_false): New prototype. - * hooks.c (hook_bool_reg_class_t_false): New. - * ira.c (setup_allocno_and_important_classes): Use the new hook. - * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it. - * doc/tm.texi: Update. - -2016-11-10 Jason Merrill <jason@redhat.com> - - * gengtype.c (new_structure): Append to structures list. - (find_structure): Likewise. - -2016-11-10 Jim Wilson <jim.wilson@linaro.org> - - * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if - this_dir is 2. Check for this_dir non-zero before dir != this_dir - check. - -2016-11-10 Jakub Jelinek <jakub@redhat.com> - - * omp-low.c (lower_omp_target): Fix up argument to is_reference. - (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being - TRUNC_DIV_EXPR. - * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set - ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran. - Remove omp_no_lastprivate callers. Propagate lastprivate on combined - teams distribute parallel for simd even to distribute and teams - construct. For OMP_CLAUSE_DEPEND add missing break at the end of - OMP_CLAUSE_DEPEND_SINK case. - (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p. - (omp_no_lastprivate): Removed. - (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers. - (gimplify_omp_for): Likewise. - (computable_teams_clause): Fail for automatic vars from current - function not yet seen in bind expr. - * langhooks.c (lhd_omp_scalar_p): New function. - * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p. - * varpool.c (varpool_node::get_create): Set node->offloading - even for DECL_EXTERNAL decls. - * langhooks-def.h (lhd_omp_scalar_p): New prototype. - (LANG_HOOKS_OMP_SCALAR_P): Define. - (LANG_HOOKS_DECLS): Use it. - -2016-11-10 Martin Liska <mliska@suse.cz> - - PR sanitizer/78270 - * gimplify.c (gimplify_switch_expr): Create live_switch_vars - only when SWITCH_BODY is a BIND_EXPR. - -2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com> - - PR debug/78112 - * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl - on the context only when it has no DIE yet. - -2016-11-10 Richard Earnshaw <rearnsha@arm.com> - - * arm.h (target_cpus): Delete. - * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_. - * arm.c (all_cores): Prefix IDENT with TARGET_CPU_. - (all_architectures): Likewise. - (arm_option_override): Adjust use of CPU enums. - (arm_sched_reorder): Likewise. - * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise. - * arm.opt (mcpu, mtune): Adjust use of CPU enums. - * arm/genopt.sh (processor_type): Prefix enumeration entries with - TARGET_CPU_. - * arm-tables.opt: Regenerated. - -2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org> - - * config/aarch64/aarch64-cores.def (qdf24xx): Update part number. - (falkor): New core. - * config/aarch64/aarch64-tune.md: Regenerated. - * config/arm/arm-cores.def (falkor): New core. - * config/arm/arm-tables.opt: Regenerated. - * config/arm/arm-tune.md: Regenerated. - * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support. - * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise. - * doc/invoke.texi (AArch64 Options/-mtune): Document it. - (ARM Options/-mtune): Likewise. - -2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org> - - Revert - 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org> - - * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions. - (propagate_vr_accross_jump_function): Likewise. - * ipa-prop.c (ipa_set_jf_unary_pass_through): New. - (load_from_param_1): New. - (load_from_unmodified_param): Factor common part into load_from_param_1. - (load_from_param): New. - (compute_complex_assign_jump_func): Handle unary expressions. - (ipa_write_jump_function): Likewise. - (ipa_read_jump_function): Likewise. - -2016-11-09 Segher Boessenkool <segher@kernel.crashing.org> - - * simplify-rtx.c (simplify_binary_operation_1): Simplify - (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and - (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C - is a const_int. - -2016-11-09 David Malcolm <dmalcolm@redhat.com> - - * print-rtl-function.c: Include varasm.h. - (print_any_param_name): New function. - (print_param): New function. - (print_rtx_function): Call print_param for each argument. - * print-rtl.c (rtx_writer::finish_directive): New function. - * print-rtl.h (rtx_writer::finish_directive): New decl. - -2016-11-09 Uros Bizjak <ubizjak@gmail.com> - - PR target/78262 - * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark - operand 0 as earlyclobber. - (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives. - -2016-11-09 Martin Liska <mliska@suse.cz> - - * fold-const-call.c (fold_const_call): Fix up type of s0 and s1. - -2016-11-09 Jakub Jelinek <jakub@redhat.com> - - PR target/77718 - * builtins.c (expand_builtin_memcmp): Formatting fix. - - * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE - and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise - or of them, renumber other enumerators. - * opts.c (sanitizer_opts): Add shift-base and shift-exponent. - * doc/invoke.texi: Document -fsanitize=shift-base and - -fsanitize-shift-exponent, document -fsanitize=shift as - having those 2 suboptions. - -2016-11-09 Richard Biener <rguenther@suse.de> - - * fold-const.c (tree_swap_operands_p): Remove unused arg. - * fold-const.c (tree_swap_operands_p): Likewise. - (fold_binary_loc): Adjust. - (fold_ternary_loc): Likewise. - * genmatch.c (dt_operand::gen_gimple_exp): Likewise. - * gimple-fold.c (fold_stmt_1): Likewise. - * gimple-match-head.c (gimple_resimplify2): Likewise. - (gimple_resimplify3): Likewise. - (gimple_simplify): Likewise. - * tree-ssa-dom.c (record_equality): Likewise. - * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise. - * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise. - * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise. - -2016-11-09 Richard Biener <rguenther@suse.de> - - * tree-ssa-dom.c (canonicalize_comparison): Remove. - (optimize_stmt): Remove redundant pre-propagation canonicalization - of comparison operand order. - -2016-11-09 Martin Liska <mliska@suse.cz> - - * fold-const-call.c (fold_const_call): Fix the folding. - -2016-11-09 Richard Biener <rguenther@suse.de> - - * common.opt (flag_evaluation_order): Remove. - * expr.c (expand_operands): Remove code guarded by - flag_evaluation_order. - * fold-const.c (reorder_operands_p): Remove, it always returns - true. - (negate_expr_p): Remove calls to reorder_operands_p. - (fold_negate_expr): Likewise. - (tree_swap_operands_p): Likewise. - (fold_binary_loc): Likewise. - -2016-11-09 Andreas Schwab <schwab@suse.de> - - PR target/78254 - * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields - insns operating on a register. - -2016-11-09 Richard Biener <rguenther@suse.de> - - PR tree-optimization/78007 - * tree-vect-stmts.c (vectorizable_bswap): New function. - (vectorizable_call): Call vectorizable_bswap for - BUILT_IN_BSWAP{16,32,64} if arguments are not promoted. - -2016-11-09 Richard Biener <rguenther@suse.de> - - * tree-vect-data-refs.c (vect_compute_data_ref_alignment): - Look at the DR_BASE_ADDRESS object for forcing alignment. - -2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org> - - * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions. - (propagate_vr_accross_jump_function): Likewise. - * ipa-prop.c (ipa_set_jf_unary_pass_through): New. - (load_from_param_1): New. - (load_from_unmodified_param): Factor common part into load_from_param_1. - (load_from_param): New. - (compute_complex_assign_jump_func): Handle unary expressions. - (ipa_write_jump_function): Likewise. - (ipa_read_jump_function): Likewise. - -2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org> - - PR ipa/78121 - * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type. - Also fold constant passed as argument while computing value range. - (propagate_constants_accross_call): Pass param type. - * ipa-prop.c: export ipa_get_callee_param_type. - * ipa-prop.h: export ipa_get_callee_param_type. - -2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com> - - * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN, - BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR. - -2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com> - - * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove. - * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with - ASAN_STACK_MAGIC_MIDDLE. - (asan_global_struct): Increase the size of fields. - (asan_add_global): Add new field constructor. - * sanitizer.def (__asan_version_mismatch_check_v6): Replace with - __asan_version_mismatch_check_v8. - -2016-11-08 David Edelsohn <dje.gcc@gmail.com> - - * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO - at runtime. - -2016-11-08 Uros Bizjak <ubizjak@gmail.com> - - PR target/70799 - * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): - Handle ASHIFT and LSHIFTRT. - (dimode_scalar_chain::compute_convert_gain): Ditto. - (dimode_scalar_chain::convert_insn): Ditto. - -2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * gimple-ssa-store-merging.c: Include selftest.h - (verify_array_eq): New function. - (verify_shift_bytes_in_array): Likewise. - (verify_shift_bytes_in_array_right): Likewise. - (verify_clear_bit_region): Likewise. - (verify_clear_bit_region_be): Likewise. - (store_merging_c_tests): Likewise. - * selftest.h (store_merging_c_tests): Declare prototype. - * selftest-run-tests.c (selftest::run_tests): Run - store_merging_c_tests. - -2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/arm/arm.opt (mold-rtx-costs): Delete. - (mnew-generic-costs): Delete. - * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field. - * config/arm/arm.c (arm_rtx_costs_1): Delete. - (arm_size_rtx_costs): Likewise. - (arm_slowmul_rtx_costs): Likewise. - (arm_fastmul_rtx_costs): Likewise. - (arm_xscale_rtx_costs): Likewise. - (arm_9e_rtx_costs): Likewise. - (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune, - arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune, - arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune, - arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune, - arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune - arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune, - arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune, - arm_cortex_m7_tune): - Delete rtx_costs field. - (arm_new_rtx_costs): Rename to... - (arm_rtx_costs_internal): ... This. - (arm_rtx_costs): Remove old way of doing rtx costs. - -2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs. - (arm_fastmul_tune): Likewise. - (arm_strongarm_tune): Likewise. - (arm_xscale_tune): Likewise. - (arm_9e_tune): Likewise. - (arm_marvell_pj4_tune): Likewise. - (arm_v6t2_tune): Likewise. - (arm_v6m_tune): Likewise. - (arm_fa726te_tune): Likewise. - -2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR tree-optimization/78234 - * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error - in start != 0 case. - -2016-11-08 Martin Liska <mliska@suse.cz> - - PR testsuite/78242 - * dbgcnt.def: Add new debug counter asan_use_after_scope. - * gimplify.c (gimplify_decl_expr): Do not sanitize vars - with a value expr. Do not add artificial variables to - live_switch_vars. Use the debug counter. - (gimplify_target_expr): Use the debug counter. - * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin. - * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to - BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N. - -2016-11-08 Richard Biener <rguenther@suse.de> - - * tree-vect-stmts.c (get_group_load_store_type): If the - access is aligned do not trigger peeling for gaps. - * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not - force alignment of vars with DECL_USER_ALIGN. - -2016-11-08 James Greenhalgh <james.greenhalgh@arm.com> - - * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H. - -2016-11-08 Richard Biener <rguenther@suse.de> - - PR tree-optimization/78205 - * tree-vect-stmts.c (vectorizable_load): Move check whether - we may run into gaps when BB vectorizing SLP permutations ... - * tree-vect-slp.c (vect_supported_load_permutation_p): ... - here where we can do a more precise check. - -2016-11-08 Richard Biener <rguenther@suse.de> - - PR tree-optimization/78224 - * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): - Split the fallthru edge in case its successor may have PHIs. - Do not free dominance info. - -2016-11-07 Jakub Jelinek <jakub@redhat.com> - - PR target/78229 - * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust - EH info even for bzhi and pdep/pext. - -2016-11-07 Peter Bergner <bergner@vnet.ibm.com> - - * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of - INCLUDE_EXTRA_SPEC for Advance Toolchain builds. - -2016-11-07 Segher Boessenkool <segher@kernel.crashing.org> - - * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv - if appropriate. - * config/rs6000/vector.md (div<mode>3): Ditto. - -2016-11-07 David Edelsohn <dje.gcc@gmail.com> - - * configure.ac (.hidden): Change to conftest_s string. Provide string - for AIX assembler. - (gcc_cv_ld_hidden): Yes for AIX. - * configure: Regenerate. - - * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF). - - * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare - (rs6000_xcoff_asm_output_aligned_decl_common): Declare. - * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define. - (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. - (ASM_OUTPUT_ALIGNED_COMMON): Delete. - * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename - from #if to if. - (rs6000_xcoff_visibility): New. - (rs6000_xcoff_declare_function_name): Add visibility support. - (rs6000_xcoff_asm_globalize_decl_name): New. - (rs6000_xcoff_asm_output_aligned_decl_common): New. - (rs6000_asm_weaken_decl): New. - (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF. - config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to - reference function. - -2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com> - - PR driver/78206 - * incpath.c (remove_dup): Also silently ignore EPERM. - -2016-11-07 Martin Jambor <mjambor@suse.cz> - - * tree.c (verify_type_variant): Use pointer comparison to check that - TYPE_SIZE_UNIT match. - -2016-11-07 Jakub Jelinek <jakub@redhat.com> - - PR target/77834 - * dse.c (dse_step5): Call scan_reads even if just - insn_info->frame_read. Improve and fix dump file messages. - - PR target/78227 - * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into - cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp. - -2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - PR middle-end/35691 - * match.pd: Add following two patterns: - (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0. - (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0. - -2016-11-07 Bernd Schmidt <bschmidt@redhat.com> - - * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order. - * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise. - * rtl.h (duplicate_reg_notes): Declare. - * rtlanal.c (duplicate_reg_note): New function. - - PR rtl-optimization/77309 - * combine.c (make_compound_operation): Allow EQ for IN_CODE, and - don't assume an equality comparison for plain COMPARE. - (simplify_comparison): Pass a more accurate code to - make_compound_operation. - -2016-11-07 Pat Haugen <pthaugen@us.ibm.com> - - * target.def (compute_pressure_classes): New target hook. - * doc/tm.texi.in: Document it. - * doc/tm.texi: Regenerate. - * ira.c (setup_pressure_classes): Call target hook if defined. - -2016-11-07 David Malcolm <dmalcolm@redhat.com> - - * print-rtl.c (rtx_writer::operand_has_default_value_p): New - method. - (rtx_writer::print_rtx): In compact mode, omit trailing operands - that have the default values. - * print-rtl.h (rtx_writer::operand_has_default_value_p): New - method. - * rtl-tests.c (selftest::test_dumping_insns): Remove empty - label string from expected dump. - (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES - from expected dump. - -2016-11-07 Jakub Jelinek <jakub@redhat.com> - - PR target/77834 - * alias.c (nonoverlapping_memrefs_p): If one decl is - FUNCTION_DECL or LABEL_DECL and the other is not, return 1. - -2016-11-07 Richard Biener <rguenther@suse.de> - - PR target/78229 - * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust - EH info. - -2016-11-07 Richard Biener <rguenther@suse.de> - - PR tree-optimization/78218 - * gimple-ssa-store-merging.c - (pass_store_merging::terminate_all_aliasing_chains): - Drop unused argument, fix alias check to also consider uses. - (pass_store_merging::execute): Adjust. - -2016-11-07 Richard Biener <rguenther@suse.de> - - PR tree-optimization/78228 - * tree-ssa-phiopt.c (abs_replacement): Avoid introducing - undefined behavior. - -2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR target/77822 - * config/aarch64/aarch64.md (*tb<optab><mode>1): Use - aarch64_simd_shift_imm_<mode> predicate for operand 1. - (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3 - to restrict them to an appropriate range and add FAIL check if the - region they specify is out of range. Delete useless constraint - strings. - (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands - 2 and 3 to restrict their range and add pattern predicate. - -2016-11-07 Martin Liska <mliska@suse.cz> - - * asan.c (enum asan_check_flags): Move the enum to header file. - (asan_init_shadow_ptr_types): Make type creation more generic. - (shadow_mem_size): New function. - (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY. - Rewritten stack unpoisoning code. - (build_shadow_mem_access): Add new argument return_address. - (instrument_derefs): Instrument local variables if use after scope - sanitization is enabled. - (asan_store_shadow_bytes): New function. - (asan_expand_mark_ifn): Likewise. - (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p. - * asan.h (enum asan_mark_flags): Moved here from asan.c - (asan_protect_stack_decl): Protect all declaration that need - to live in memory. - (asan_sanitize_use_after_scope): New function. - (asan_no_sanitize_address_p): Likewise. - * cfgexpand.c (partition_stack_vars): Consider - asan_sanitize_use_after_scope in condition. - (expand_stack_vars): Likewise. - * common.opt (-fsanitize-address-use-after-scope): New option. - * doc/invoke.texi (use-after-scope-direct-emission-threshold): - Explain the parameter. - * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE. - * gimplify.c (build_asan_poison_call_expr): New function. - (asan_poison_variable): Likewise. - (gimplify_bind_expr): Generate poisoning/unpoisoning for local - variables that have address taken. - (gimplify_decl_expr): Likewise. - (gimplify_target_expr): Likewise for C++ temporaries. - (sort_by_decl_uid): New function. - (gimplify_expr): Unpoison all variables for a label we can jump - from outside of a scope. - (gimplify_switch_expr): Unpoison variables defined in the switch - context. - (gimplify_function_tree): Clear asan_poisoned_variables. - (asan_poison_variables): New function. - (warn_switch_unreachable_r): Handle IFN_ASAN_MARK. - * internal-fn.c (expand_ASAN_MARK): New function. - * internal-fn.def (ASAN_MARK): Declare. - * opts.c (finish_options): Handle -fstack-reuse if - -fsanitize-address-use-after-scope is enabled. - (common_handle_option): Enable address sanitization if - -fsanitize-address-use-after-scope is enabled. - * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): - New parameter. - * params.h: Likewise. - * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK. - * sanitizer.def: Define __asan_poison_stack_memory and - __asan_unpoison_stack_memory functions. - * asan.c (asan_mark_poison_p): New function. - (transform_statements): Handle asan_mark_poison_p calls. - * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK. - -2016-11-07 Tamar Christina <tamar.christina@arm.com> - - PR driver/78196 - * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null. - -2016-11-07 Martin Liska <mliska@suse.cz> - - * tree-profile.c (gimple_gen_time_profiler): Set proper type - to time_profiler_counter_ptr. - -2016-11-07 Richard Biener <rguenther@suse.de> - - PR tree-optimization/37150 - * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms - parameter. - * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust. - (vect_analyze_slp_cost_1): Account for the real number of - permutations emitted and for dead loads. - (vect_transform_slp_perm_load): Add n_perms parameter counting - the number of emitted permutations. - * tree-vect-stmts.c (vectorizable_load): Adjust. - -2016-11-07 Richard Biener <rguenther@suse.de> - - PR tree-optimization/78189 - * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix - alignment computation. - -2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org> - - * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code. - -2016-11-05 Martin Sebor <msebor@redhat.com> - - * doc/invoke.texi (Warning Options): Correct typos in -Walloca - documentation. - -2016-11-05 David Edelsohn <dje.gcc@gmail.com> - - PR bootstrap/78188 - PR c++/71848 - * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP. - -2016-11-04 Jakub Jelinek <jakub@redhat.com> - - PR target/77834 - * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry - doesn't have rtl set. - -2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - * config/rs6000/rs6000.c (gimple-ssa.h): New #include. - (TARGET_GIMPLE_FOLD_BUILTIN): Define as - rs6000_gimple_fold_builtin. - (rs6000_gimple_fold_builtin): New function. Add handling for - early expansion of vector addition builtins. - -2016-11-04 Eric Botcazou <ebotcazou@adacore.com> - - * expr.h (copy_blkmode_from_reg): Delete. - * expr.c (copy_blkmode_from_reg): Make static. - -2016-11-04 Eric Botcazou <ebotcazou@adacore.com> - - * defaults.h (LOAD_EXTEND_OP): Define if not already defined. - * combine.c (LOAD_EXTEND_OP): Delete. - (simplify_comparison): Fix comment about LOAD_EXTEND_OP. - * cse.c (LOAD_EXTEND_OP): Delete. - * fold-const.c (LOAD_EXTEND_OP): Likewise. - * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif. - * postreload.c (LOAD_EXTEND_OP): Delete. - * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif. - Convert conditional compilation based on WORD_REGISTER_OPERATIONS. - (find_reloads): Likewise. - * reload1.c (eliminate_regs_1): Likewise. - * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif. - (num_sign_bit_copies1): Likewise. - -2016-11-04 David Malcolm <dmalcolm@redhat.com> - - * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h". - (selftest::ix86_test_dumping_hard_regs): New function. - (selftest::ix86_run_selftests): New function. - (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to - selftest::ix86_run_selftests. - * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New. - * doc/tm.texi: Regenerate - * selftest-rtl.h: New file. - * rtl-tests.c: Include "selftest-rtl.h". - (selftest::assert_rtl_dump_eq): Make non-static. - (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h. - (selftest::test_dumping_regs): Update comment. - * selftest-run-tests.c: Include "target.h". - (selftest::run_tests): If non-NULL, call - targetm.run_target_selftests. - * target.def (run_target_selftests): New hook. - -2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as - representative core for this architecture. - * config/arm/arm-cores.def (cortex-m33): Define new processor. - * config/arm/arm-tables.opt: Regenerate. - * config/arm/arm-tune.md: Likewise. - * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of - valid -mcpu options. - * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor. - -2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as - representative core for this architecture. - * config/arm/arm-cores.def (cortex-m23): Define new processor. - * config/arm/arm-tables.opt: Regenerate. - * config/arm/arm-tune.md: Likewise. - * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores - this tuning parameters apply to in the comment. - * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of - valid -mcpu options. - * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor. - -2016-11-04 Bin Cheng <bin.cheng@arm.com> - - * fold-const.c (fold_cond_expr_with_comparison): Remove call - to pedantic_non_lvalue_loc. Remove useless code for lvalue - where cond_expr can't be a lvalue. - -2016-11-04 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc.c (arc_process_double_reg_moves): Use - gen_dexcl_2op call. - * config/arc/arc.md (movsi_insn): Disable unsupported move - instructions for ARCv2 cores. - (movdi): Use prepare_move_operands. - (movsf, movdf): Use move_dest_operand predicate. - * config/arc/constraints.md (Chs): Enable when barrel shifter is - present. - * config/arc/fpu.md (divsf3): Change to divsf3_fpu. - * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is - also a destination. - (dexcl_3op_peep2_insn_nores): Likewise. - * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one. - (LINK_COMMAND_SPEC): Remove. - -2016-11-04 Richard Biener <rguenther@suse.de> - - PR middle-end/78185 - * loop-invariant.c (find_exits): Record entering inner - loops as possibly exiting to handle infinite sub-loops. - * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h. - (fill_always_executed_in_1): Honor infinite child loops. - -2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/78192 - * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number - has already been adjusted for endianness, so don't adjust it any - further. - - PR target/77993 - * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or - ICmode unless we have standard PowerPC floating point. - * config/rs6000/rs6000.md (FP iterator): Likewise. - (FMOVE128 iterator): Likewise. - -2016-11-03 Jakub Jelinek <jakub@redhat.com> - Alexandre Oliva <aoliva@redhat.com> - Jason Merrill <jason@redhat.com> - - PR debug/28767 - PR debug/56974 - * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute - langhook. - * langhooks.c (lhd_type_dwarf_attribute): New function. - * langhooks-def.h (lhd_type_dwarf_attribute): Declare. - (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define. - (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add - LANG_HOOKS_TYPE_DWARF_ATTRIBUTE. - (check_qualified_type, check_aligned_type): Call it. - * dwarf2out.c (modified_type_die): Don't use type_main_variant - for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with - check_base_type and check_lang_type. - (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL, - return early. For pointer-to-data-member add DW_AT_use_location - attribute. - (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute - if needed. - (gen_type_die_with_usage): Don't use type_main_variant - for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with - check_base_type and check_lang_type. Formatting fixes. Call - get_debug_type langhook. - -2016-11-03 Jason Merrill <jason@redhat.com> - - * tree.c (check_lang_type): New. - (check_qualified_type): Use it. - (check_aligned_type): Use it. - * tree.h: Declare it. - -2016-11-03 Richard Earnshaw <rearnsha@arm.com> - - * config.gcc (arm-wrs-vxworks): Set target_cpu_cname. - (arm*-freebsd*): Likewise. - (arm*-*-netbsdelf*): Likewise. - (arm*-*-linux*): Likewise. - (arm*-*-uclinux*eabi*): Likewise. - (arm*-*-phoenix*): Likewise. - (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise. - (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not - specified. Default to arm6 if target_cpu_cname is not set. - * arm/arm.c (arm_option_override): Simplify logic. Assert that the - default cpu has been correctly configured. - * arm/arm.h (TARGET_CPU_DEFAULT): Delete. - (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores. - * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete. - * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete. - * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete. - * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete. - * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete. - -2016-11-03 Jiong Wang <jiong.wang@arm.com> - - * reg-notes.def (CFA_VAL_EXPRESSION): New entry. - * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function. - (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION. - (output_cfa_loc): Support DW_CFA_val_expression. - (output_cfa_loc_raw): Likewise. - (output_cfi): Likewise. - (output_cfi_directive): Likewise. - * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression. - (dw_cfi_oprnd2_desc): Likewise. - (mem_loc_descriptor): Recognize new pattern generated for value - expression. - -2016-11-03 Segher Boessenkool <segher@kernel.crashing.org> - - PR rtl-optimization/78186 - * combine.c (change_zero_ext): Mask the RHS of a zero_extract as - well, when converting to IOR. - -2016-11-03 Eric Botcazou <ebotcazou@adacore.com> - - * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete. - (vec_interleave_highv8qi): Likewise. - -2016-11-03 Martin Liska <mliska@suse.cz> - - * profile.c (instrument_values): Fix coding style. - (branch_prob): Use renamed function. - * tree-profile.c (init_ic_make_global_vars): Likewise. - (gimple_init_edge_profiler): Rename to - gimple_init_gcov_profiler. - tree_time_profiler_counter variable declaration. - (gimple_gen_time_profiler): Rewrite to do a direct gimple code - emission. - * value-prof.h: Remove an argument. - -2016-11-03 Richard Biener <rguenther@suse.de> - - * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use - symtab_node::get_create. - -2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition. - Move comments into more natural position. - -2016-11-03 Vineet Gupta <vgupta@synopsys.com> - - * config/arc/arc.h (SIZE_TYPE): Define as unsigned int. - (PTRDIFF_TYPE): Define as int. - -2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * ccmp.c (expand_ccmp_expr_1): Adjust. - (expand_ccmp_expr): Likewise. - (expand_ccmp_next): Likewise. - * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise. - (aarch64_gen_ccmp_first): Likewise. - * doc/tm.texi: Regenerate. - * target.def (gen_ccmp_first): Change argument types to rtx_insn *. - (gen_ccmp_next): Likewise. - -2016-11-03 Bin Cheng <bin.cheng@arm.com> - - * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr. - (vect_is_simple_reduction): Swap cond_reduction by inversion. - -2016-11-02 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.c (ix86_init_libfuncs): New. Call - darwin_rename_builtins here. - (ix86_expand_divmod_libfunc): New. - (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs. - (TARGET_EXPAND_DIVMOD_LIBFUNC): Define. - -2016-11-02 Cesar Philippidis <cesar@codesourcery.com> - Nathan Sidwell <nathan@acm.org> - - * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero. - -2016-11-02 Max Filippov <jcmvbkbc@gmail.com> - - * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts): - New function. - (xtensa_output_literal): Use xtensa_output_integer_literal_parts - to format MODE_INT and MODE_PARTIAL_INT literals. - -2016-11-02 Segher Boessenkool <segher@kernel.crashing.org> - - PR target/78168 - * config/r6000/rs6000.c (rs6000_get_separate_components): Return - NULL if TARGET_SPE_ABI. - -2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to - clear padding bits even when they're less than a byte. - -2016-11-02 Richard Biener <rguenther@suse.de> - - * gimple-ssa-store-merging.c: Include gimplify-me.h. - (imm_store_chain_info::output_merged_stores): Force base_addr - to be proper GIMPLE for a MEM_REF address. - (pass_store_merging::execute): Restrict negative bitpos - handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE - check. Take into account non-NULL_TREE offset if the base - is already addressable. - -2016-11-26 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si): - New pattern. - (aarch64_be_crypto_sha1hv4si): New pattern. - -2016-11-02 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64.md (add<mode>3): Remove - redundant code. Don't split frame based additions. - -2016-11-02 Richard Biener <rguenther@suse.de> - - * gimple-ssa-store-merging.c (struct store_immediate_info): Remove - redundant val and dest members. - (store_immediate_info::store_immediate_info): Adjust. - (merged_store_group::merged_store_group): Adjust. - (merged_store_group::apply_stores): Likewise. - (struct imm_store_chain_info): Add base_addr field. - (imm_store_chain_info::imm_store_chain_info): New constructor. - (imm_store_chain_info::terminate_and_process_chain): Do not pass base. - (imm_store_chain_info::output_merged_store): Likewise. Use - addr_base which is already the address. - (imm_store_chain_info::output_merged_stores): Likewise. - (pass_tree_store_merging::terminate_all_aliasing_chains): Take - imm_store_chain_info instead of base. Fix alias check. - (pass_tree_store_merging::terminate_and_release_chain): Likewise. - (imm_store_chain_info::coalesce_immediate_stores): Adjust. - (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF. - use the address of the base and adjust for other changes. - -2016-11-02 Martin Liska <mliska@suse.cz> - - * fold-const-call.c (host_size_t_cst_p): Test whether - t is convertible to size_t. - -2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR tree-optimization/78170 - * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding - introduced by native_encode_expr on little-endian as well. - -2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR tree-optimization/78162 - * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0 - as invalid. - -2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add - function comment. - (aarch64_next_callee_save): Likewise. - (aarch64_pushwb_single_reg): Likewise. - (aarch64_gen_storewb_pair): Likewise. - (aarch64_push_regs): Likewise. - (aarch64_gen_loadwb_pair): Likewise. - (aarch64_pop_regs): Likewise. - (aarch64_gen_store_pair): Likewise. - (aarch64_gen_load_pair): Likewise. - (aarch64_save_callee_saves): Likewise. - (aarch64_restore_callee_saves): Likewise. - -2016-11-02 Richard Biener <rguenther@suse.de> - - PR tree-optimization/78035 - PR tree-optimization/77964 - * gimple-pretty-print.c (pp_points_to_solution): Print - vars_contains_interposable. - * tree-ssa-alias.c: Include varasm.h. - (ptrs_compare_unequal): Check vars_contains_interposable and - decl_binds_to_current_def_p. - (dump_points_to_solution): Dump vars_contains_interposable. - * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable - flag. - * tree-ssa-structalias.c: Include varasm.h. - (set_uids_in_ptset): Record whether vars contains a - not decl_binds_to_current_def_p variable in vars_contains_interposable. - (ipa_escaped_pt): Update initializer. - -2016-11-02 Richard Biener <rguenther@suse.de> - - PR tree-optimization/78047 - * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize - fake field at offset zero conservatively regarding to may_have_pointers. - -2016-11-02 Richard Biener <rguenther@suse.de> - - * tree-vrp.c (evrp_dom_walker::before_dom_children): Call - infer_value_range on stmt ops and update value-ranges. - Dump visited stmts and blocks. - (evrp_dom_walker::push_value_range): Dump changes. - (evrp_dom_walker::pop_value_range): Likewise. - (evrp_dom_walker::try_find_new_range): Avoid noop changes. - -2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to - rtx_insn *. - * rtl.h (prev_nonnote_insn_bb): Adjust prototype. - -2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn * - and adjust for that. - * cfgrtl.h (delete_insn_chain): Adjust prototype. - -2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * config/rl78/rl78.c (gen-and_emit_move): Change argument type - to rtx_insn *. - (transcode_memory_rtx): Likewise. - (move_to_acc): Likewise. - (move_from_acc): Likewise. - (move_acc_to_reg): Likewise. - (move_to_x): Likewise. - (move_to_hl): Likewise. - (move_to_de): Likewise. - * config/rs6000/rs6000.c (emit_frame_save): Likewise. - (rs6000_emit_savres_rtx): Likewise. - (rs6000_emit_prologue): Likewise. - * reorg.c (update_reg_unused_notes): Likewise. - * rtl.h (remove_note): Adjust prototype. - * rtlanal.c (remove_note): Make argument type rtx_insn *. - -2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * config/alpha/alpha.c (alpha_legitimize_address_1): Split up - variables so some can be rtx_insn *. - (alpha_emit_xfloating_libcall): Likewise. - * config/mips/mips.c (mips_call_tls_get_addr): Likewise. - (mips_legitimize_tls_address): Likewise. - * optabs.c (expand_binop): Likewise. - * reload1.c (gen_reload): Likewise. - -2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * reorg.c (relax_delay_slots): Split up the trial variable. - -2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type - of variables rtx_insn *. - * config/arm/arm.c (arm_call_tls_get_addr): Likewise. - (legitimize_tls_address): Likewise. - * config/bfin/bfin.c (hwloop_optimize): Likewise. - (bfin_gen_bundles): Likewise. - * config/c6x/c6x.c (reorg_split_calls): Likewise. - (c6x_reorg): Likewise. - * config/frv/frv.c (frv_reorder_packet): Likewise. - * config/i386/i386.c (ix86_split_idivmod): Likewise. - * config/ia64/ia64.c (ia64_expand_compare): Likewise. - * config/m32c/m32c.c (m32c_prepare_shift): Likewise. - * config/mn10300/mn10300.c: Likewise. - * config/rl78/rl78.c: Likewise. - * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise. - * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise. - (sh_expand_cmpnstr): Likewise. - (sh_expand_strlen): Likewise. - (sh_expand_setmem): Likewise. - * config/sh/sh.md: Likewise. - * emit-rtl.c (emit_pattern_before): Likewise. - * except.c: Likewise. - * final.c: Likewise. - * jump.c: Likewise. - -2016-11-01 Jason Merrill <jason@redhat.com> - - * tree-inline.c (copy_tree_body_r): Only copy the taken branch of - a COND_EXPR with constant condition. - -2016-11-01 Jakub Jelinek <jakub@redhat.com> - - * dwarf2out.c (gen_variable_die): Remove again origin_die variable - and its initialization. - -2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - * dwarf2out.c (output_rnglists): Wrap basebuf, len in - HAVE_AS_LEB128. - -2016-11-01 Jakub Jelinek <jakub@redhat.com> - - * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME - argument, don't call add_linkage_name if it is true. - (gen_variable_die): For C++ inline static data members, consider the - initial call when old_die is NULL to be declaration and call - add_name_and_src_coords_attributes in that case with true as - NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed. - (gen_member_die): For C++ inline static data members, emit a - definition DIE right away in DW_TAG_compile_unit context. - -2016-11-01 John David Anglin <danglin@gcc.gnu.org> - - PR target/78166 - * config/pa/pa.md: Add new shift/add patterns to handle - (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand. - -2016-11-01 Max Filippov <jcmvbkbc@gmail.com> - - * config/xtensa/xtensa-protos.h - (xtensa_use_return_instruction_p): New prototype. - * config/xtensa/xtensa.c (xtensa_current_frame_size, - xtensa_callee_save_size): Remove. - (struct machine_function): Add new fields: current_frame_size, - callee_save_size, frame_laid_out and epilogue_done. - (compute_frame_size, xtensa_expand_prologue, - xtensa_expand_epilogue): Replace xtensa_callee_save_size with - cfun->machine->callee_save_size and xtensa_current_frame_size - with cfun->machine->current_frame_size. - (compute_frame_size): Update cfun->machine->frame_laid_out and - don't update frame layout after reload completion. - (xtensa_expand_epilogue): Set cfun->machine->epilogue_done - instead of zeroing xtensa_current_frame_size. - (xtensa_use_return_instruction_p): New function. - * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove - declaration. - (INITIAL_ELIMINATION_OFFSET): Use return value of - compute_frame_size instead of xtensa_current_frame_size value. - * config/xtensa/xtensa.md ("return" pattern): Use new predicate - function xtensa_use_return_instruction_p instead of inline code. - -2016-11-01 Jakub Jelinek <jakub@redhat.com> - - * tree.h (BLOCK_IN_COLD_SECTION_P): Define. - * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P. - * dwarf2out.c (rnglist_idx): New variable. - (struct dw_ranges): Add label, idx and maybe_new_sec fields. - (DEBUG_RNGLISTS_SECTION): Define. - (ranges_base_label): New variable. - (size_of_die) <case dw_val_class_range_list>: If using - DW_FORM_rnglistx, count size of uleb128 of range list index. - (value_format) <case dw_val_class_range_list>: For - -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx. - (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists - offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE. - (add_ranges_num): Remove useless prototype. Don't multiply - by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust - for new fields added to dw_ranges struct. - (add_ranges): Add maybe_new_sec argument and pass it - through to add_ranges_num. - (note_rnglist_head): New function. - (add_ranges_by_labels): Pass true as maybe_new_sec to - add_ranges_num, call note_rnglist_head on the head of the list. - (output_ranges): Add function comment. Switch to - .debug_ranges section here and emit .Ldebug_ranges0 label. - (index_rnglists, output_rnglists): New functions. - (gen_subprogram_die): Formatting fixes. - (add_high_low_attributes): Don't divide offsets - by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the - first list element or when pointing into the middle of - a list. Pass true as second argument to add_ranges on the - first block fragment after cold/hot section switch. - (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists - section instead of .debug_ranges. Initialize - ranges_base_label if -gdwarf-5 -gsplit-dwarf. - (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call - index_rnglists and add DW_AT_rnglists_base attr. Don't switch - to dwarf_ranges_section here or emit .Ldebug_ranges0 label. - Call output_rnglists for -gdwarf-5. - (dwarf2out_c_finalize): Clear rnglist_idx. - -2016-11-01 Fritz Reese <fritzoreese@gmail.com> - - * combine.c (simplify_compare_const): Add gcc_fallthrough. - -2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com> - Tamar Christina <tamar.christina@arm.com> - - * config/arm/arm-c.c (arm_cpu_builtins): New macro definition. - * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc. - (vmaxnmq_f32): Likewise. - (vminnm_f32): Likewise. - (vminnmq_f32): Likewise. - * config/arm/arm_neon_builtins.def (vmaxnm): New builtin. - (vminnm): Likewise. - * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New - expander. - -2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all - binary floating point types supported by the hardware except for - double. - (vsx_xvcvsxwdp_df): Provide scalar result alternative to the - vector instruction for optimizing extracting a SImode from a - V4SImode vector and converting it to floating point. - (vsx_xvcvuxwdp_df): Likewise. - (vsx_extract_si): On ISA 3.0, allow extract target and temporary - registers to be any VSX register. Move stores to the end of the - constraints. - (vsx_extract_si_<uns>float_df): New combiner pattern and splitter - to optimize extracting a SImode from a V4SImode vector and - converting it to a binary floating point type supported by the - hardware. Use the vector converts instead of extracting the - element, sign extending it, and then converting it to double. - Other floating point types than double first convert to double, - then the double is converted to that type. - (vsx_extract_si_<uns>float_<mode>): Likewise. - -2016-10-31 Andrew Pinski <apinski@cavium.com> - - * config/aarch64/driver-aarch64.c (host_detect_local_cpu): - Rewrite handling of part num to handle the case where - multiple implementers share the same part num. - -2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com> - Jakub Jelinek <jakub@redhat.com> - - * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5. - (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise. - -2016-10-31 Jakub Jelinek <jakub@redhat.com> - - * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name. - (use_debug_types): Adjust comment for DWARF5 DW_UT_type units. - (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit. - (is_cu_die, is_unit_die): Likewise. - (should_move_die_to_comdat, break_out_comdat_types): Adjust - comments for DWARF5 DW_UT_type units. - (output_compilation_unit_header): Add UT argument, output - start of DWARF5 .debug_info section header. - (output_comp_unit): Add dwo_id argument. Adjust - output_compilation_unit_header caller, for DW_UT_split_compile - emit dwo_id field, otherwise padding1. Emit padding2 field. - (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name - rather than DW_AT_GNU_dwo_name attr for -gdwarf-5. - (output_skeleton_debug_sections): Add dwo_id argument, for - -gdwarf-5 emit DWARF 5 DW_UT_skeleton header. - (output_comdat_type_unit): For -gdwarf-5 emit .debug_info - DW_UT_type or DW_UT_split_type units rather than .debug_types. - (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than - DW_TAG_compile_unit for skeleton unit die. Don't add - DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum - address to output_comp_unit and output_skeleton_debug_sections. - - * dwarf2out.c (debug_line_str_section): New variable. - (debug_line_str_hash): Likewise. - (DEBUG_LINE_STR_SECTION): Define. - (set_indirect_string): Handle DW_FORM_line_strp like - DW_FORM_strp. - (find_string_form): Fix up formatting. - (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp. - Fix up indentation. - (output_die): Handle DW_FORM_line_strp. - (DWARF5_USE_DEBUG_LINE_STR): Define. - (output_line_string): New function. - (output_file_names): Add -gdwarf-5 support. - (output_line_info): Likewise. - (init_sections_and_labels): Initialize debug_line_str_section. - (output_indirect_string): Change 2nd argument from void * - to enum dwarf_form form, compare with form rather than - DW_FORM_strp. - (output_indirect_strings): Pass DW_FORM_strp to - output_indirect_string traversion. - (dwarf2out_finish): Output .debug_line_str strings. - (dwarf2out_c_finalize): Clear debug_line_str_section and - debug_line_str_hash. - -2016-10-31 Tom Tromey <tom@tromey.com> - - PR debug/77315 - * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address. - (resolve_args_picking_1): Move DW_OP_form_tls_address case next to - DW_OP_GNU_push_tls_address case. - (loc_list_from_tree_1): Use DW_OP_form_tls_address. - -2016-10-31 Jakub Jelinek <jakub@redhat.com> - - * dwarf2out.h (struct dw_loc_descr_node): Adjust comment - for frame_offset_rel bit. - (struct array_descr_info): Add rank field. - * dwarf2out.c (struct loc_descr_context): Add placeholder_arg - and placeholder_seen fields. - (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup - and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and - DW_OP_pick 1 into DW_OP_over. - (function_to_dwarf_procedure, type_byte_size, field_byte_offset, - gen_variant_part): Clear placeholder_{arg,seen}. - (loc_list_from_tree_1): Drop const from context argument. - Handle integral PLACEHOLDER_EXPR if context->placeholder_arg. - (loc_list_for_address_of_addr_expr_of_indirect_ref, - loc_list_from_tree, loc_descriptor_from_tree): Drop const from - context argument. - (add_scalar_info): Drop const from context argument. Handle - context->placeholder_arg. - (add_bound_info): Drop const from context argument. - (gen_descr_array_type_die): Drop const from ctx variable. - Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank - attribute and use a single DW_TAG_generic_subrange instead of - 7 DW_TAG_subrange_type for assumed rank arrays. - - * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr. - * dwarf2out.c (struct dw_loc_list_struct): Change emitted field - from bool to 1-bit uchar bitfield. Add num_assigned and - offset_emitted bitfields. - (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned - for dw_val_class_lineptr and dw_val_class_macptr. Handle - dw_val_class_loclistsptr. - (new_addr_loc_descr): Fix up formatting. - (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define. - (add_AT_low_high_pc): Fix up formatting. - (add_AT_loclistsptr): New function. - (AT_lbl): Allow dw_val_class_loclistsptr. - (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p): - Handle dw_val_class_loclistsptr. - (loc_list_idx): New variable. - (output_loclists_offsets, assign_location_list_indexes): New - functions. - (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5 - add size_of_uleb128 of the index. Drop never used - dwarf_split_debug_info AT_index handling. Handle - dw_val_class_loclistsptr. - (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list - if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr. - (output_loc_list): Handle DWARF 5 .debug_loclists* format. - (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5 - DW_FORM_loclistx indexes. - (output_attr_index_or_value): Fix up formatting. Don't handle - dw_val_class_loc_list here. - (output_die): Formatting fixes. Handle dw_val_class_loclistsptr. - For dw_val_class_loc_list call output_loc_list_offset rather than - output_attr_index_or_value. - (init_sections_and_labels): For -gdwarf-5 use .debug_loclists - or .debug_loclists.dwo section name for debug_loc_section. - (resolve_addr_in_expr): Formatting fix. - (index_location_lists): Likewise. - (dwarf2out_finish): If there are any location lists, for - -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call - index_location_lists only if have_location_lists. Call - assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit - .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5 - -gsplit-dwarf also emit offset table. - - * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define. - (size_of_die, value_format, output_die): Use - DW_FORM_data16 for 128-bit dw_val_class_const_double or - dw_val_class_wide_int. - - * dwarf2out.c (dwarf_op): Renamed to ... - (dwarf_OP): ... this. - (convert_descriptor_to_mode, scompare_loc_descriptor, - minmax_loc_descriptor, typed_binop, mem_loc_descriptor, - implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust - callers. - (dwarf_AT, dwarf_TAG): New functions. - (check_die): Disallow DW_AT_call_all_calls next to - DW_AT_GNU_all_call_sites. - (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag - and attributes instead of the corresponding GNU tag and attributes. - (gen_subprogram_die): Likewise. Emit call site information even - for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with - DW_AT_defaulted in comment. - (resolve_addr): Handle DW_AT_call_origin attribute on - DW_TAG_call_site DIE like DW_AT_abstract_origin on - DW_TAG_GNU_call_site DIE. - - * dwarf2out.c (dwarf_op): New function. - (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value}, - DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}. - (output_loc_operands, output_loc_operands_raw): Likewise. - (resolve_args_picking_1, prune_unused_types_walk_loc_descr, - mark_base_types, hash_loc_operands, compare_loc_operands): Likewise. - (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict - if dwarf_version < 5. - (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of - DW_OP_GNU_xxx. - (scompare_loc_descriptor, ucompare_loc_descriptor, - minmax_loc_descriptor, typed_binop, mem_loc_descriptor, - implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr, - optimize_location_into_implicit_ptr): Likewise. Only punt for - !dwarf_strict if dwarf_version < 5. - (string_cst_pool_decl): Adjust comment. - (non_dwarf_expression): Handle DW_OP_implicit_pointer. - - * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit, - dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit. - (struct dw_val_node): Add val_file_implicit field. - * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum, - attr_checksum_ordered, same_dw_val_p, size_of_die, value_format, - output_die): Handle dw_val_class_const_implicit, - dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit. - (abbrev_die_table): Change into va_gc vec. - (abbrev_die_table_allocated, abbrev_die_table_in_use, - ABBREV_DIE_TABLE_INCREMENT): Remove. - (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit. - (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New - variables. - (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec. - If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies - vectors. - (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New - functions. - (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with - the implicit value. - (output_abbrev_section): Adjust for abbrev_die_table being a va_gc - vec. - (output_comp_unit): Initialize abbrev_opt_start if emitting the main - unit. Call optimize_abbrev_table. - (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for - abbrev_die_table being a va_gc vec. - - PR tree-optimization/77860 - * tree-ssa-reassoc.c (eliminate_using_constants): Handle - also integral complex and vector constants. - - * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op, - optimize_macinfo_range, save_macinfo_strings): Replace - DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants. - (output_macinfo): Likewise. Emit .debug_macro* rather than - .debug_macinfo* even for -gstrict-dwarf -gdwarf-5. - (init_sections_and_labels): Use .debug_macro* labels rather than - .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5. - (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info - or DW_AT_GNU_macros for -gdwarf-5. - -2016-10-31 Waldemar Brodkorb <wbx@openadk.org> - - * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define. - -2016-09-11 Le-Chun Wu <lcwu@google.com> - Mark Wielaard <mjw@redhat.com> - - * common.opt (Wshadow=global): New option. Default for -Wshadow. - (Wshadow=local): New option. - (Wshadow-local): Hidden alias for -Wshadow=local. - (Wshadow=compatible-local): New option. - (Wshadow-compatible-local): Hidden alias for - -Wshadow=compatible-local. - * doc/invoke.texi: Document Wshadow=global, Wshadow=local and - Wshadow=compatible-local. - -2016-10-31 Bin Cheng <bin.cheng@arm.com> - - * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP. - Check slp defs for COND_EXPR by swapping/inverting operands if the - new parameter SWAP indicates so. - (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt - is isomorphic to the first stmt via swapping/inverting. Store swap - information in the new parameter SWAP. - (vect_build_slp_tree): New local array SWAP and pass it to function - vect_build_slp_tree_1. Cleanup result handling code for function - call to vect_get_and_check_slp_defs. Skip operand swapping if the - order of operands has been fixed as indicated by SWAP[i]. - -2016-10-31 Bin Cheng <bin.cheng@arm.com> - - * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip - unnecessary data dependence check after visited store stmt. - -2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - PR tree-optimization/71915 - PR tree-optimization/71490 - * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add - stride_type field. - (find_basis_for_base_expr): Require stride types to match when - seeking a basis. - (alloc_cand_and_find_basis): Record the stride type. - (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis. - (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than - the expressions having those types. - (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis. - (create_mul_ssa_cand): Likewise. - (create_mul_imm_cand): Likewise. - (create_add_ssa_cand): Likewise. - (create_add_imm_cand): Likewise. - (legal_cast_p_1): Change interface to accept types rather than the - expressions having those types. - (legal_cast_p): Pass types to legal_cast_p_1. - (slsr_process_cast): Pass stride type to - alloc_cand_and_find_basis. - (slsr_process_copy): Likewise. - (dump_candidate): Display stride type when a cast exists. - (create_add_on_incoming_edge): Introduce a cast when necessary for - the stride type. - (analyze_increments): Change the code checking for invalid casts - to rely on the stride type, and update the documentation and - example. Change the code checking for pointer multiplies to rely - on the stride type. - (insert_initializers): Introduce a cast when necessary for the - stride type. Use the stride type for the type of the initializer. - -2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P. - -2016-10-29 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/77919 - * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing - into memory if both modes are complex and their inner modes have the - same precision. If the two modes are different complex modes, convert - each part separately and generate a new CONCAT. - -2016-10-29 John David Anglin <danglin@gcc.gnu.org> - - * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string. - -2016-10-29 Jakub Jelinek <jakub@redhat.com> - - PR target/78148 - * gimple-ssa-store-merging.c - (imm_store_chain_info::output_merged_store): Use build_aligned_type - instead of SET_TYPE_ALIGN on shared integral type. - -2016-10-29 John David Anglin <danglin@gcc.gnu.org> - - * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment. - (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM. - Adjust comment. - -2016-10-28 Jeff Law <law@redhat.com> - - * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument. - * config/spu/spu.h (REGNO_REG_CLASS): Likewise. - -2016-10-28 Eric Botcazou <ebotcazou@adacore.com> - - * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter. - -2016-10-28 Eric Botcazou <ebotcazou@adacore.com> - - * target.def (min_arithmetic_precision): New hook. - * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION. - * doc/tm.texi: Regenerate. - * internal-fn.c (expand_arith_overflow): Adjust handling of target - dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION. - * targhooks.c (default_min_arithmetic_precision): New function. - * targhooks.h (default_min_arithmetic_precision): Declare. - * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define. - (sparc_min_arithmetic_precision): New function. - -2016-10-28 Segher Boessenkool <segher@kernel.crashing.org> - - PR target/71847 - * combine.c (change_zero_ext): Handle zero_ext of hard registers. - Swap commutative operands in new RTL if needed. Handle zero_ext - in the set_dest. - (recog_for_combine): Pass *pnewpat to change_zero_ext instead of - PATTERN (insn). - -2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - Kugan Vivekanandarajah <kuganv@linaro.org> - Jim Wilson <jim.wilson@linaro.org> - - PR tree-optimization/43721 - * target.def: New hook expand_divmod_libfunc. - * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC. - * doc/tm.texi: Regenerate. - * internal-fn.def: Add new entry for DIVMOD ifn. - * internal-fn.c (expand_DIVMOD): New. - * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h, - targhooks.h. - (widen_mul_stats): Add new field divmod_calls_inserted. - (target_supports_divmod_p): New. - (divmod_candidate_p): Likewise. - (convert_to_divmod): Likewise. - (pass_optimize_widening_mul::execute): Call calculate_dominance_info, - renumber_gimple_stmt_uids at beginning of function. Call - convert_to_divmod and record stats for divmod. - * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook - TARGET_EXPAND_DIVMOD_LIBFUNC. - * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod, - divmod_simode. - -2016-10-28 Eric Botcazou <ebotcazou@adacore.com> - Segher Boessenkool <segher@kernel.crashing.org> - - * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when - swapping the arms of the branch. - * internal-fn.c (expand_addsub_overflow): Use a straight-line code - sequence for the generic signed-signed-signed case. - -2016-10-28 Jeff Law <law@redhat.com> - - * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing - fallthru comment. - * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise. - -2016-10-28 Segher Boessenkool <segher@kernel.crashing.org> - - PR rtl-optimization/78029 - * function.c (prologue_contains, epilogue_contains): New functions. - (record_prologue_seq, record_epilogue_seq): New functions. - * function.h (prologue_contains, epilogue_contains, - record_prologue_seq, record_epilogue_seq): New declarations. - * sched-deps.c (sched_analyze_insn): Make dependencies to prevent - mixing prologue and epilogue insns. - (init_deps): Initialize the new fields in struct deps_desc. - * sched-int.h (struct deps_desc): New fields last_prologue, - last_epilogue, and last_logue_was_epilogue. - * shrink-wrap.c (emit_common_heads_for_components): Record all - emitted prologue and epilogue insns. - (emit_common_tails_for_components): Ditto. - (insert_prologue_epilogue_for_components): Ditto. - -2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR middle-end/22141 - * Makefile.in (OBJS): Add gimple-ssa-store-merging.o. - * common.opt (fstore-merging): New Optimization option. - * opts.c (default_options_table): Add entry for - OPT_ftree_store_merging. - * fold-const.h (can_native_encode_type_p): Declare prototype. - * fold-const.c (can_native_encode_type_p): Define. - * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define. - (PARAM_MAX_STORES_TO_MERGE): Likewise. - * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar. - * passes.def: Insert pass_tree_store_merging. - * tree-pass.h (make_pass_store_merging): Declare extern - prototype. - * gimple-ssa-store-merging.c: New file. - * doc/invoke.texi (Optimization Options): Document - -fstore-merging. - (--param documentation): Document store-merging-allow-unaligned - and max-stores-to-merge. - -2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com> - - PR middle-end/72747 - * gimplify.c (gimplify_init_constructor): Move emit of constructor - assignment to earlier in the if/else logic. - -2016-10-28 Richard Biener <rguenther@suse.de> - - PR middle-end/78128 - PR middle-end/71002 - * fold-const.c (make_bit_field_ref): Only adjust alias set - when the original alias set was zero. - -2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390.c (s390_adjust_loop_scan_osc): New function. - (s390_adjust_loops): New function. - (s390_reorg): Invoke s390_adjust_loops. - * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant. - ("osc_break"): New insn definition. - -2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390.opt: Support alternate cpu level naming (archXX). - * config.gcc: Support alternate archXX cpu levels with - --with-arch= and --with-tune=. - * config/s390/linux.h: Translate new archXX cpu levels to the - original names when calling GAS. - * config/s390/tpf.h: Likewise. - * doc/invoke.texi: Document the alternate cpu level names. - -2016-10-28 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/77919 - * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into - MEM if mode1 is not a complex mode. - - PR rtl-optimization/78132 - * ree.c (combine_reaching_defs): Give up if copy_needed and - !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode). - -2016-10-27 Eric Botcazou <ebotcazou@adacore.com> - - * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'. - -2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/constraints.md (wH constraint): Add new - constraints for allowing 32-bit integers (and eventually 8/16-bit - integers) into the vector registers. - (wI constraint): Likewise. - (wJ constraint): Likewise. - (wK constraint): Likewise. - * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add - -mvsx-small-integer as a default option for ISA 2.07 - (i.e. power8). - (POWERPC_MASKS): Likewise. - * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug - switch to turn off small integer support in vector registers. - * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate - test for -mupper-regs-di, since it is already done with the - reg_add[mode].scalar_in_vsx_p. Add support for the switch - -mvsx-small-integer. - (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK - constraints. - (rs6000_setup_reg_addr_masks): Likewise. - (rs6000_init_hard_regno_mode_ok): Likewise. - (rs6000_option_override_internal): Add consistency checks for - -mvsx-small-integer. - (rs6000_secondary_reload_simple_move): SImode is a simple move if - -mvsx-small-integer. - (rs6000_secondary_reload): Use std::swap. - (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over - VSX_REGS for small integers in vector registers, since there is no - D-FORM address mode for such types. - (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32. - (rs6000_opt_masks): Add -mvsx-small-integer. - * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer - support. - (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode - extracts can be done on ISA 2.07. - (vsx_extract_<mode>): Add support for small integers in vsx - registers. - (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no - longer support V4SImode in this pattern. - (vsx_extract_si): New insn to support extraction of SImode in ISA - 2.07 using either xxextractuw or vspltw. - (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no - longer support V4SImode in this pattern. - * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI, - wJ, and wK constraints. - * config/rs6000/rs6000.md (f32_sv): Use correct instruction for - storing SDmode with VSX instructions. - (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the - GPR load and before the FPR and VSX loads. Remove ??, ! from the - constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support - small integers in vector registers. - (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR - load and before the FPR and VSX loads. Remove ??, ! from the - constraints. Add VEXTSW2D support for small integers in vector - registers. - (lfiwax): Remove ! constraint. Add VEXTSW2D support for small - integers in vector registers. - (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal - move instead of using an UNSPEC. - (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small - integers in vector registers. - (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal - move instead of using an UNSPEC. - (movsi_internal1): Add support for -mvsx-small-integer. Align - columns so that it is more readable. - (SImode splitter for ISA 3.0 constants): Add splitter for - -128..127 constants that can easily be constructed on ISA 3.0. - * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK - constraints. - -2016-10-27 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/78025 - * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd - functions. - -2016-10-27 Aldy Hernandez <aldyh@redhat.com> - - * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating - PIC_OFFSET_TABLE_REGNUM twice. - -2016-10-27 Bin Cheng <bin.cheng@arm.com> - - * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add - support for constant operand for OP. - -2016-10-27 Jakub Jelinek <jakub@redhat.com> - - * dwarf2out.c (gen_member_die): Only reparent_child instead of - splice_child_die if child doesn't have DW_AT_specification attribute. - -2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline. - (TARGET_HAVE_LDREXBH): Likewise. - (TARGET_HAVE_LDACQ): Likewise. - -2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add - logic to to decide whether to copy over old value to register for new - value. - * config/arm/sync.md: Add comments explaning why mode and code - attribute are not defined in iterators.md - (thumb1_atomic_op_str): New code attribute. - (thumb1_atomic_newop_str): Likewise. - (thumb1_atomic_fetch_op_str): Likewise. - (thumb1_atomic_fetch_newop_str): Likewise. - (thumb1_atomic_fetch_oldop_str): Likewise. - (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to - mirror the more restrictive constraints of the Thumb-1 insns after - split compared to Thumb-2 counterpart insns. - (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints - in sync with non atomic version. - (atomic_nand<mode>): Likewise. - (atomic_fetch_<sync_optab><mode>): Likewise. - (atomic_fetch_nand<mode>): Likewise. - (atomic_<sync_optab>_fetch<mode>): Likewise. - (atomic_nand_fetch<mode>): Likewise. - * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint - in sync with atomic version. - (thumb1_subsi3_insn): Likewise. - (thumb1_andsi3_insn): Likewise. - (thumb1_iorsi3_insn): Likewise. - (thumb1_xorsi3_insn): Likewise. - -2016-10-27 Nick Clifton <nickc@redhat.com> - - * plugin.c (register_plugin_info): Produce an error message if the - plugin is not found in the hash table. - -2016-10-27 Bin Cheng <bin.cheng@arm.com> - - * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)): - New pattern. - -2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org> - - PR target/78056 - * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not - define builtin functions from the bdesc_spe_predicates or - bdesc_spe_evsel arrays if the builtin mask is not compatible with - the current compiler configuration. - (paired_init_builtins): Modify loop to not define define builtin - functions from the bdesc_paried_preds array if the builtin mask is - not compatible with the current compiler configuration. - (altivec_init_builtins): Modify loops to not define the - __builtin_altivec_stxvl function nor the builtin functions from - the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the - builtin mask is not compatible with the current compiler - configuration. - -2016-10-26 Jeff Law <law@redhat.com> - - * config/sh/sh.c (output_branch): Add missing fallthru comments. - (gen_shl_and): Likewise. - * config/sh/sh.md (movsicc): Add missing fallthru comments. - - * config/mips/mips.c (mips16_constant_cost): Add missing - fallthru comments. - (mips16_build_call_stub): Increase buffer size. Adjust - fallthru comment. - -2016-10-26 David Malcolm <dmalcolm@redhat.com> - - * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print - INSN_UIDs for all insns in compact mode. - (rtx_writer::print_rtx): Likewise. - * print-rtl.h (rtx_writer::flag_compact): Update comment. - * rtl-tests.c (selftest::test_dumping_insns): Update expected - output to include INSN_UID. - (selftest::test_uncond_jump): Likewise. - -2016-10-26 Pat Haugen <pthaugen@us.ibm.com> - - * haifa-sched.c (call_used_regs_num): Rename to... - (call_saved_regs_num): ...this. - (fixed_regs_num): New variable. - (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved - regs not call_used. - (alloc_global_sched_pressure_data): Compute call_saved and fixed regs. - -2016-10-26 David Malcolm <dmalcolm@redhat.com> - - * print-rtl-function.c (print_rtx_function): Rewrite in terms of - class rtx_writer. - * print-rtl.c (outfile): Delete global. - (sawclose): Likewise. - (indent): Likewise. - (in_call_function_usage): Likewise. - (flag_compact): Likewise. - (flag_simple): Likewise. - (rtx_writer::rtx_writer): New ctor. - (print_rtx_operand_code_0): Convert to... - (rtx_writer::print_rtx_operand_code_0): ...this. - (print_rtx_operand_code_e): Convert to... - (rtx_writer::print_rtx_operand_code_e): ...this. - (print_rtx_operand_codes_E_and_V): Convert to... - (rtx_writer::print_rtx_operand_codes_E_and_V): ...this. - (print_rtx_operand_code_i): Convert to... - (rtx_writer::print_rtx_operand_code_i): ...this. - (print_rtx_operand_code_r): Convert to... - (rtx_writer::print_rtx_operand_code_r): ...this. - (print_rtx_operand_code_u): Convert to... - (rtx_writer::print_rtx_operand_code_u): ...this. - (print_rtx_operand): Convert to... - (rtx_writer::print_rtx_operand): ...this. - (print_rtx): Convert to... - (rtx_writer::print_rtx): ...this. - (print_inline_rtx): Rewrite in terms of class rtx_writer. - (debug_rtx): Likewise. - (print_rtl): Convert to... - (rtx_writer::print_rtl): ...this. - (print_rtl): Reimplement in terms of class rtx_writer. - (print_rtl_single): Rewrite in terms of class rtx_writer. - (print_rtl_single_with_indent): Convert to.. - (rtx_writer::print_rtl_single_with_indent): ...this. - (print_simple_rtl): Rewrite in terms of class rtx_writer. - * print-rtl.h (flag_compact): Delete decl. - (class rtx_writer): New class. - * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of - class rtx_writer. - -2016-10-26 Jeff Law <law@redhat.com> - - * config/microblaze/microblaze.c (tls_mentioned_p): Avoid - fallthru. - - * config/arc/arc.c (acr_print_operand): Adjust fallthru comment. - (check_if_valid_sleep_operand): Add missing fallthru comment. - (arc_register_move_cost): Increase buffer size. - * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru - comment. - * config/arc/predicates.md (move_str_operand): Avoid fallthru. - - * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru - comment. Add gcc_unreachable for path that should never happen. - - * config/epiphany/epiphany.c (epiphany_print_operand): Adjust - fallthru comment. - -2016-10-26 Jakub Jelinek <jakub@redhat.com> - Martin Liska <mliska@suse.cz> - - PR fortran/77973 - * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map - clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable - on outer context if any. - -2016-10-26 Jakub Jelinek <jakub@redhat.com> - - * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p] - by increment rather than double it. - (insert_remove_pass): Strip leading whitespace from args[3]. Don't - emit a space before args[4]. - (END): Don't emit a space before with_arg. - -2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M - Baseline only alternatives to (i) hold store atomic success value in a - return register rather than a scratch register, (ii) use a low register - for it and to (iii) ensure the cbranchsi insn generated by the split - respect the constraints of Thumb-1 cbranchsi4_insn and - cbranchsi4_scratch. - * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate - constraints must match those in atomic_compare_and_swap. - (cbranchsi4_scratch): Likewise. - -2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local - variable. Add the new parameter to the insn generator. Set that - parameter to be CC flag for 32-bit targets, bval otherwise. Set the - return value from the negation of that parameter for Thumb-1, keeping - the logic unchanged otherwise except for using bdst as the destination - register of the compare_and_swap insn. - (arm_split_compare_and_swap): Add explanation about how is the value - returned to the function comment. Rename scratch variable to - neg_bval. Adapt initialization of variables holding operands to the - new operand numbers. Use return register to hold result of store - exclusive for Thumb-1, scratch register otherwise. Construct the - appropriate cbranch for Thumb-1 targets, keeping the logic unchanged - for 32-bit targets. Guard Z flag setting to restrict to 32bit targets. - Use gen_cbranchsi4 rather than hand-written conditional branch to loop - for strongly ordered compare_and_swap. - * config/arm/predicates.md (cc_register_operand): New predicate. - * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a - match_operand with the new predicate to accept either the CC flag or a - destination register for the boolean return value, restricting it to - CC flag only via constraint. Adapt operand numbers accordingly. - -2016-10-26 Jeff Law <law@redhat.com> - - * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment. - - * config/frv/frv.c (comparison_string): Do not fall through after - an error. - - * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru - comment. - (expand_one_builtin): Add missing break. - - * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment. - (m32c_legitimate_address_p): Likewise. - - * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment. - - * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments. - - * config/microblaze/microblaze.c (microblaze_function_arg): Adjust - fallthru comment. - - * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust - fallthru comment. - - * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru. - - * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru - comment. - (rl78_asm_ctor_dtor): Increase buffer size. - - * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase - buffer size. - (xstormy16_asm_output_constructor): Likewise. - - * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer - size. - - * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU - comment to silence warning. - - * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment. - (spu_legitimate_address_p): Fix logic error and add missing fallthru - comment. - -2016-10-26 Michael Matz <matz@suse.de> - - PR tree-optimization/78060 - PR tree-optimization/78061 - PR tree-optimization/78088 - * tree-ssa-loop-split.c (easy_exit_values): New function. - (tree_ssa_split_loops): Use it. - (compute_new_first_bound): Change order of operations, - fix invalid use of types. - -2016-10-26 Georg-Johann Lay <avr@gjlay.de> - - gen-pass-instances.awk is sensitive to the order in which - passes are added; passes that appear later have to be added first. - - PR target/71676 - PR target/71678 - * config/avr/avr-passes.def: Swap order of directives for - gen-pass-instances.awk. - -2016-10-25 Jeff Law <law@redhat.com> - - * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment. - (vax_notice_update_cc): Likewise. - -2016-10-25 Eric Botcazou <ebotcazou@adacore.com> - - * config.gcc (sparc*-*-solaris2*): Adjust. - (sparc64-*-linux*): Likewise. - * config/sparc/default-64.h: Rename to... - * config/sparc/default64.h: ...this. - * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT - with TARGET_ARCH64. - (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32. - * config/sparc/sparc.h: Minor tweaks. - * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with - TARGET_ARCH32 throughout. Minor various tweaks throughout. - -2016-10-25 David Malcolm <dmalcolm@redhat.com> - - * input.c (fcache::file_patch): Add comment about lifetime. - (selftest::cpp_reader_ptr): New class. - (selftest::lexer_test): Convert m_parser from cpp_reader * - to a cpp_reader_ptr, and move m_tempfile to after it. - (selftest::lexer_test::lexer_test): Update for above reordering. - (lexer_test::~lexer_test): Move cleanup of m_parser to - cpp_reader_ptr's dtor. - -2016-10-25 David Malcolm <dmalcolm@redhat.com> - - * toplev.c (toplev::main): Remove call to - location_adhoc_data_fini. - -2016-10-25 Eric Botcazou <ebotcazou@adacore.com> - - * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types. - * tree.c (int_fits_type_p): Likewise. Adjust head comment. - -2016-10-25 David Malcolm <dmalcolm@redhat.com> - - * ggc-tests.c (forcibly_ggc_collect): Rename to... - (selftest::forcibly_ggc_collect): ...this, and remove "static". - (test_basic_struct): Update for above renaming. - (test_length): Likewise. - (test_union): Likewise. - (test_finalization): Likewise. - (test_deletable_global): Likewise. - (test_inheritance): Likewise. - (test_chain_next): Likewise. - (test_user_struct): Likewise. - (test_tree_marking): Likewise. - * selftest-run-tests.c (selftest::run_tests): Call - selftest::forcibly_ggc_collect at the end of the selftests. - * selftest.h (selftest::forcibly_ggc_collect): New decl. - -2016-10-25 Jakub Jelinek <jakub@redhat.com> - - PR target/78102 - * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs. - * optabs.c (expand_vec_cond_expr): For comparison codes - EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback. - (expand_vec_cmp_expr): For comparison codes - EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback. - * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p): - Add enum tree_code argument. - * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New - inline functions. - * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For - CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as - fallback. - (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or - NE_EXPR, attempt to use vcondeq_optab as fallback. - * tree-vect-generic.c (expand_vector_comparison, - expand_vector_divmod, expand_vector_condition): Adjust - expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers. - * tree-vect-stmts.c (vectorizable_condition, - vectorizable_comparison): Likewise. - * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern, - check_bool_pattern, search_type_for_mask_1): Likewise. - * expr.c (do_store_flag): Likewise. - * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}}, - @code{vcondeq@var{m}@var{n}}): Document. - * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di): - New expanders. - -2016-10-25 Jeff Law <law@redhat.com> - - * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru - comment. - (v850_output_aligned_bss): Add missing break. - - * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable. - -2016-10-25 Martin Liska <mliska@suse.cz> - - PR sanitizer/78106 - * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm - statements as they can also contain possibly a freeing call. - -2016-10-25 H.J. Lu <hongjiu.lu@intel.com> - Martin Liska <mliska@suse.cz> - - PR ipa/78099 - * common.opt: Mark flag_ipa_icf_variables as Optimization flag. - * ipa-icf.c (sem_function::get_hash): Add target optimization - node to hash. - -2016-10-25 Wilco Dijkstra <wdijkstr@arm.com> - - PR target/78041 - * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants. - Remove partial overlap check for shift by 1. - (ashldi3_neon): Likewise. - -2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/constraints.md (Q constraint): Document its use for - Thumb-1. - (Pf constraint): New constraint for relaxed, consume or relaxed memory - models. - * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only - alternatives to allow any register when memory model matches Pf and - thus lda is used, but only low registers otherwise. Use unpredicated - output template for Thumb-1 targets. - (atomic_store<mode>): Likewise for stl. - (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative - whose output template does not have predication. - (arm_load_acquire_exclusive<mode>): Likewise. - (arm_load_exclusivesi): Likewise. - (arm_load_acquire_exclusivesi): Likewise. - (arm_store_release_exclusive<mode>): Likewise. - (arm_store_exclusive<mode>): Use unpredicated output template for - Thumb-1 targets. - -2016-10-25 Jakub Jelinek <jakub@redhat.com> - - * internal-fn.def (LAUNDER): New internal function. - * internal-fn.c (expand_LAUNDER): New function. - -2016-10-25 Georg-Johann Lay <avr@gjlay.de> - Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com> - - New avr target pass to work around performance loss by PR fix. - - PR target/71676 - PR target/71678 - * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn. - (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3. - * config/avr/predicates.md (extend_operator): New. - * config/avr/avr-passes.def (avr_pass_casesi): Register new pass. - * config/avr/avr-protos.h (avr_casei_sequence_check_operands) - (make_avr_pass_casesi): New prototypes. - * config/avr/avr.c (print-rtl.h): Include it. - (pass_data avr_pass_data_casesi): Data for new pass. - (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi. - (make_avr_pass_casesi, avr_parallel_insn_from_insns) - (avr_is_casesi_sequence, avr_casei_sequence_check_operands) - (avr_optimize_casesi): New functions. - -2016-10-25 Georg-Johann Lay <avr@gjlay.de> - Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com> - - PR target/71676 - PR target/71678 - * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI. - -2016-10-24 Jakub Jelinek <jakub@redhat.com> - - * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or - DW_AT_rvalue_reference attributes. - -2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de> - - * doc/invoke.text (Wint-in-bool-context): Update documentation. - * value-prof.c (stringop_block_profile): Fix a warning. - -2016-10-24 Martin Sebor <msebor@redhat.com> - - PR middle-end/77735 - * builtins.c (string_length): New function. - (c_strlen): Use string_length. Correctly handle wide strings. - * gimple-ssa-sprintf.c (target_max_value, target_size_max): New - functions. - (target_int_max): Call target_max_value. - (format_result::knownrange): New data member. - (fmtresult::fmtresult): Define default constructor. - (format_integer): Use it and set format_result::knownrange. - Handle global constants. - (format_floating_max): Add third argument. - (format_floating): Recompute maximum value for %a for each argument. - (get_string_length): Use fmtresult default ctor. - (format_string): Set format_result::knownrange. - (format_directive): Check format_result::knownrange. - (add_bytes): Same. Correct caret placement in diagnostics. - (pass_sprintf_length::compute_format_length): Set - format_result::knownrange. - (pass_sprintf_length::handle_gimple_call): Use target_size_max. - -2016-10-24 Jakub Jelinek <jakub@redhat.com> - - * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use - VAR_P (x) instead of TREE_CODE (x) == VAR_DECL. - -2016-10-24 Ximin Luo <infinity0@pwned.gg> - - PR debug/77985 - * dwarf2out.c (file_table_relative_p): Remove. - (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir - also for absolute paths. - * doc/tm.texi: Update. - * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove. - * target.def (force_at_comp_dir): Remove hook. - * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define. - -2016-10-24 Richard Biener <rguenther@suse.de> - - * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore - backedges when identifying the single predecessor to take - conditional info from. Use SCEV to get at ranges for loop IVs. - * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to - avoid false warning. - -2016-10-24 Georg-Johann Lay <avr@gjlay.de> - - PR target/78093 - * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it. - * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro. - (avr_address_tiny_absdata_p): New static function. - (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use - it to determine validity of constant addresses. - (avr_attribute_table) [absdata]: New variable attribute... - (avr_handle_absdata_attribute): ...and handler. - (avr_decl_absdata_p): New static function. - (avr_encode_section_info) [AVR_TINY]: Use it to add flag - AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs. - (avr_address_cost) [AVR_TINY]: absdata addresses cost 2. - -2016-10-24 Richard Biener <rguenther@suse.de> - - PR tree-optimization/78076 - * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux - also on the loop tree root. - -2016-10-24 Jakub Jelinek <jakub@redhat.com> - - * config/i386/i386.c (ix86_fold_builtin): Handle - IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64}, - IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}. - (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64}, - IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}. - -2016-10-24 Martin Liska <mliska@suse.cz> - - PR sanitizer/77966 - * opts.c (finish_options): Skip conditionally. - -2016-10-23 Martin Sebor <msebor@redhat.com> - - PR target/77837 - * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define. - * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise. - -2016-10-23 Eric Botcazou <ebotcazou@adacore.com> - - * config/sparc/sparc.md (cpu_feature): Minor tweak. - (enabled): Likewise. - (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn, - movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64, - sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64, - mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis, - <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2, - fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise. - -2016-10-23 Eric Botcazou <ebotcazou@adacore.com> - - * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT - with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4. - -2016-10-21 Andrew Pinski <apinski@cavium.com> - - * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are - integer constants. - * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change - implementer_id to unsigned char. - Change part_no to unsigned int. - (AARCH64_BIG_LITTLE): New define. - (INVALID_IMP): New define. - (INVALID_CORE): New define. - (cpu_data): Change the last element's implementer_id and part_no to - integers. - (valid_bL_string_p): Rewrite to .. - (valid_bL_core_p): this for integers instead of strings. - (parse_field): New function. - (contains_string_p): Rewrite to ... - (contains_core_p): this for integers and only for the part_no. - (host_detect_local_cpu): Rewrite handling of implementation and - par num to be integers; simplifying the code. - -2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org> - - * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero - value range for pointers in more cases. - -2016-10-21 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64.c (aarch64_add_constant_internal): - Add extra argument to allow emitting the move immediate. - Use add/sub with positive immediate. - (aarch64_add_constant): Add inline function. - (aarch64_add_sp): Likewise. - (aarch64_sub_sp): Likewise. - (aarch64_expand_prologue): Call aarch64_sub_sp. - (aarch64_expand_epilogue): Call aarch64_add_sp. - Decide when to leave out move. - (aarch64_output_mi_thunk): Call aarch64_add_constant. - -2016-10-21 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64.c (aarch64_layout_frame): - Align FP callee-saves. - -2016-10-21 Jakub Jelinek <jakub@redhat.com> - - * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32, - _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64): - Formatting fixes. - * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step, - _rdseed64_step): Likewise. - * config/i386/tbmintrin.h (__bextri_u32): Likewise. - - PR target/78057 - * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h - and tree-ssanames.h. - (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64} - with INTEGER_CST argument. - (ix86_gimple_fold_builtin): New function. - (TARGET_GIMPLE_FOLD_BUILTIN): Define. - - * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *. - (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *. - (ranges_table_allocated, ranges_table_in_use, - ranges_by_label_allocated, ranges_by_label_in_use, - RANGES_TABLE_INCREMENT): Removed. - (add_ranges_num): Use vec_safe_push into ranges_table. - (add_ranges_by_labels): Use vec_safe_push into ranges_by_label. - (output_ranges): Adjust for ranges_table and ranges_by_label - conversion from arrays to vec. - (add_high_low_attributes, dwarf2out_finish): Adjust for range_table - conversion from arrays to vec. - (dwarf2out_c_finalize): Don't clear ranges_table_allocated, - ranges_table_in_use, ranges_by_label_allocated and - ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0. - - * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute - if needed. Re-add origin_die variable and its initialization. - - * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns - even for -fstack-reuse=none, or for volatile vars etc. - -2016-10-21 David Malcolm <dmalcolm@redhat.com> - - * print-rtl-function.c (flag_compact): Move extern decl to... - * print-rtl.h (flag_compact): ...here. - * rtl-tests.c (selftests::assert_rtl_dump_eq): New function. - (ASSERT_RTL_DUMP_EQ): New macro. - (selftest::test_dumping_regs): New function. - (selftest::test_dumping_insns): New function. - (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on - the insns. - (selftest::rtl_tests_c_tests): Call the new test functions. - -2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust. - (outgoing_edges_match): Likewise. - (try_crossjump_to_edge): Likewise. - * cfgrtl.c (try_redirect_by_replacing_jump): Likewise. - (rtl_tidy_fallthru_edge): Likewise. - * rtl.h (tablejump_p): Adjust prototype. - * rtlanal.c (tablejump_p): Return the label as a rtx_insn *. - -2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * rtl.h (label_ref_label): New function. - (set_label_ref_label): New function. - (LABEL_REF_LABEL): Delete. - * alias.c (rtx_equal_for_memref_p): Adjust. - * cfgbuild.c (make_edges): Likewise. - (purge_dead_tablejump_edges): Likewise. - * cfgexpand.c (convert_debug_memory_address): Likewise. - * cfgrtl.c (patch_jump_insn): Likewise. - * combine.c (distribute_notes): Likewise. - * cse.c (hash_rtx_cb): Likewise. - (exp_equiv_p): Likewise. - (fold_rtx): Likewise. - (check_for_label_ref): Likewise. - * cselib.c (rtx_equal_for_cselib_1): Likewise. - (cselib_hash_rtx): Likewise. - * emit-rtl.c (mark_label_nuses): Likewise. - * explow.c (convert_memory_address_addr_space_1): Likewise. - * final.c (output_asm_label): Likewise. - (output_addr_const): Likewise. - * gcse.c (add_label_notes): Likewise. - * genconfig.c (walk_insn_part): Likewise. - * genrecog.c (validate_pattern): Likewise. - * ifcvt.c (cond_exec_get_condition): Likewise. - (noce_emit_store_flag): Likewise. - (noce_get_alt_condition): Likewise. - (noce_get_condition): Likewise. - * jump.c (maybe_propagate_label_ref): Likewise. - (mark_jump_label_1): Likewise. - (redirect_exp_1): Likewise. - (rtx_renumbered_equal_p): Likewise. - * lra-constraints.c (operands_match_p): Likewise. - * print-rtl.c (print_value): Likewise. - * reload.c (find_reloads): Likewise. - * reload1.c (set_label_offsets): Likewise. - * reorg.c (get_branch_condition): Likewise. - * rtl-tests.c (test_uncond_jump): Likewise. - * rtl.c (rtx_equal_p_cb): Likewise. - (rtx_equal_p): Likewise. - * rtlanal.c (reg_mentioned_p): Likewise. - (rtx_referenced_p): Likewise. - (get_condition): Likewise. - * varasm.c (const_hash_1): Likewise. - (compare_constant): Likewise. - (const_rtx_hash_1): Likewise. - (output_constant_pool_1): Likewise. - -2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com> - - PR target/71627 - * reload.c (find_valid_class_1): Allow regclass if atleast one - regno in regclass is ok. Compute and use rclass size based on - actually available regnos for mode in rclass. - -2016-10-21 Eric Botcazou <ebotcazou@adacore.com> - - * config/sparc/sparc-modes.def (CCV): New. - (CCXV): Likewise. - * config/sparc/predicates.md (v_comparison_operator): New. - (icc_comparison_operator): Add support for CCV/CCXV. - (xcc_comparison_operator): Likewise. - * config/sparc/sparc.c (output_cbranch): Likewise. - (sparc_print_operand): Likewise. - * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants. - (uaddvdi4): New expander. - (addvdi4): Likewise. - (uaddvdi4_sp32): New instruction. - (addvdi4_sp32): Likewise. - (uaddvsi4): New expander. - (addvsi4): Likewise. - (cmp_ccc_plus_sltu_set): New instruction. - (cmp_ccv_plus): Likewise. - (cmp_ccxv_plus): Likewise. - (cmp_ccv_plus_set): Likewise. - (cmp_ccxv_plus_set): Likewise. - (cmp_ccv_plus_sltu_set): Likewise. - (uaddvdi4): New expander. - (subvdi4): Likewise. - (usubdi4_sp32): New instruction. - (subvdi4_sp32): Likewise. - (usubvsi4): New expander. - (subvsi4): Likewise. - (cmpsi_minus_sltu_set): New instruction. - (cmp_ccv_minus): Likewise. - (cmp_ccxv_minus): Likewise. - (cmp_ccv_minus_set): Likewise. - (cmp_ccxv_minus_set): Likewise. - (cmp_ccv_minus_sltu_set): Likewise. - (unegvdi3): New expander. - (negvdi3): Likewise. - (unegdi3_sp32): New instruction. - (negvdi3_sp32): Likewise. - (unegvsi3): New expander. - (negvsi3): Likewise. - (cmp_ccc_neg_sltu_set): New instruction. - (cmp_ccv_neg): Likewise. - (cmp_ccxv_neg): Likewise. - (cmp_ccv_neg_set): Likewise. - (cmp_ccxv_neg_set): Likewise. - (cmp_ccv_neg_sltu_set): Likewise. - - * tree-ssa-loop-split.c: Remove trailing spaces. - * match.pd: Likewise. - -2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR rtl-optimization/78038 - * ree.c (get_defs): Return NULL if a defining insn for REG cannot - be deduced to set REG through the RTL structure. - (make_defs_and_copies_lists): Return false on a failing get_defs call. - -2016-10-21 Richard Biener <rguenther@suse.de> - - PR tree-optimization/78051 - * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt - and mark replaced if folding did something. - -2016-10-21 David Edelsohn <dje.gcc@gmail.com> - - * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal" - and "protected" in visibility types. - (rs6000_xcoff_declare_function_name): Fix formatting. - (rs6000_xcoff_declare_object_name): Fix formatting. - -2016-10-21 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ - and IX86_BUILTIN_HUGE_VALQ here ... - (ix86_expand_builtin): ... not here. - -2016-10-20 Jakub Jelinek <jakub@redhat.com> - - * doc/gty.texi (for_user): Use @item next to @findex. - -2016-10-20 Uros Bizjak <ubizjak@gmail.com> - - PR target/78037 - * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16. - (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32. - (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64. - * config/i386/lzcntintrin.h (__lzcnt_u16): Call - __builtin_ia32_lzcnt_u16. - (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32. - (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64. - * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs. - (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator. - (bmi_tzcnt_<mode>): New expander. - (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern. - (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns. - (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator. - (lzcnt_<mode>): New expander. - (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern. - (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns. - * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New. - (UINT64_FTYPE_UINT64): New. - * config/i386/i386-builtin.def (__builtin_clzs): Remove description. - (__builtin_ia32_lzcnt_u16): New description. - (__builtin_ia32_lzcnt_u32): Ditto. - (__builtin_ia32_lzcnt_u64): Ditto. - (__builtin_ctzs): Remove description. - (__builtin_ia32_tzcnt_u16): New description. - (__builtin_ia32_tzcnt_u32): Ditto. - (__builtin_ia32_tzcnt_u64): Ditto. - * config/i386/i386.c (ix86_expand_args_builtin): Handle - UINT_FTYPE_UINT and UINT64_FTYPE_UINT64. - -2016-10-20 Martin Liska <mliska@suse.cz> - - PR lto/78049 - * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value - comparison with STMT_UID_NOT_IN_RANGE. - (fixup_call_stmt_edges): Do not fixup edges of a thunk in - LTRANS. - -2016-10-20 Eric Botcazou <ebotcazou@adacore.com> - - * compare-elim.c (conforming_compare): Accept UNSPECs. - (find_comparison_dom_walker::before_dom_children): Deal with - instructions both using and killing the flags register. - (equivalent_reg_at_start): New function extracted from... - (try_eliminate_compare): ...here. Use it and add support for - registers and UNSPECs as second operand of the compare. - * config/visium/visium-modes.def (CCV): New. - * config/visium/predicates.md (visium_v_comparison_operator): New. - (visium_branch_operator): Deal with CCV mode. - * config/visium/visium.c (visium_select_cc_mode): Likewise. - (output_cbranch): Likewise. - * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants. - (uaddv<mode>4): New expander. - (addv<mode>4): Likewise. - (add<mode>3_insn_set_carry): New instruction. - (add<mode>3_insn_set_overflow): Likewise. - (addsi3_insn_set_overflow): Likewise. - (usubv<mode>4): New expander. - (subv<mode>4): Likewise. - (sub<mode>3_insn_set_carry): New instruction. - (sub<mode>3_insn_set_overflow): Likewise. - (subsi3_insn_set_overflow): Likewise. - (unegv<mode>3): New expander. - (negv<mode>3): Likewise. - (neg<mode>2_insn_set_overflow): New instruction. - (addv_tst<mode>): Likewise. - (subv_tst<mode>): Likewise. - (negv_tst<mode>): Likewise. - (cbranch<mode>4_addv_insn): New splitter and instruction. - (cbranch<mode>4_subv_insn): Likewise. - (cbranch<mode>4_negv_insn): Likewise. - -2016-10-20 Richard Biener <rguenther@suse.de> - - * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication. - Handle decls possibly not bound. - * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add - nothing_id for decls that might not be bound if we are interested - for the address. - (get_constraint_for_component_ref): Deal with that. - -2016-10-20 Michael Matz <matz@suse.de> - - Loop splitting. - * common.opt (-fsplit-loops): New flag. - * passes.def (pass_loop_split): Add. - * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3. - (enable_fdo_optimizations): Add loop splitting. - * timevar.def (TV_LOOP_SPLIT): Add. - * tree-pass.h (make_pass_loop_split): Declare. - * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare. - * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h, - * tree-ssa-loop-split.c: New file. - * Makefile.in (OBJS): Add tree-ssa-loop-split.o. - * doc/invoke.texi (fsplit-loops): Document. - * doc/passes.texi (Loop optimization): Add paragraph about loop - splitting. - -2016-10-20 Richard Biener <rguenther@suse.de> - - * cgraphunit.c (analyze_functions): Set node->definition to - false to signal symbol removal to debug_hooks->late_global_decl. - * ipa.c (symbol_table::remove_unreachable_nodes): When not in - WPA signal symbol removal to the debuginfo machinery. - * dwarf2out.c (dwarf2out_late_global_decl): Instead of - using early_finised to guard the we're called for symbol - removal case look at the symtabs definition flag. - (gen_variable_die): Remove redundant check. - -2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390.md ("prefetch"): Add fallthrough comment. - -2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - PR tree-optimization/53979 - * match.pd ((a ^ b) | a -> a | b): New pattern. - -2016-10-19 John David Anglin <danglin@gcc.gnu.org> - - * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to - config/pa/pa64-hpux-lib.h. - (PA_CRTBEGIN_HACK): Likewise. - (DTOR_LIST_BEGIN): Likewise. - -2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de> - - * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result - register only if "in" and "out" are different registers. - -2016-10-19 Eric Botcazou <ebotcazou@adacore.com> - - * omp-low.c (pass_oacc_device_lower::gate): New method. - (execute): Always call execute_oacc_device_lower. - -2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - PR tree-optimization/77916 - PR tree-optimization/77937 - * gimple-ssa-strength-reduction.c (analyze_increments): Remove - stopgap fix. - (insert_initializers): Requirement of initializer for -1 should be - based on pointer-typedness of the candidate basis. - -2016-10-19 Bin Cheng <bin.cheng@arm.com> - - PR tree-optimization/78005 - * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute - upper (included) bound for niters of prolog loop. - (vect_gen_scalar_loop_niters): Change parameter VF to VFM1. - Compute niters of scalar loop above which vectorized loop is - preferred, as well as the upper (included) bound for the niters. - (vect_do_peeling): Record niter bound for loops accordingly. - -2016-10-19 Thomas Schwinge <thomas@codesourcery.com> - - PR lto/77458 - * tree-core.h (enum tree_index): Put the complex types after their - component types. - * tree-streamer.c (verify_common_node_recorded): New function. - (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it. - -2016-10-19 Martin Liska <mliska@suse.cz> - - * cgraph.h (cgraph_edge::binds_to_current_def_p): - Replace NULL with false as a return value. - -2016-10-19 Thomas Schwinge <thomas@codesourcery.com> - - PR tree-optimization/78024 - * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and - don't clear BB_VISITED after processing. - -2016-10-19 Richard Biener <rguenther@suse.de> - - * domwalk.c (dom_walker::walk): Use RPO order. - -2016-10-19 Richard Biener <rguenther@suse.de> - - * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize - stmts_to_remove. - (evrp_dom_walker::~evrp_dom_walker): Free it. - (evrp_dom_walker::stmts_to_remove): Add. - (evrp_dom_walker::before_dom_children): Mark PHIs and stmts - whose output we fully propagate for removal. Propagate - into BB destination PHI arguments. - (execute_early_vrp): Remove queued stmts. Dump value ranges - before stmt removal. - -2016-10-18 Aldy Hernandez <aldyh@redhat.com> - - * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o. - * passes.def: Add two instances of pass_walloca. - * tree-pass.h (make_pass_walloca): New. - * gimple-ssa-warn-alloca.c: New file. - * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and - -Wvla-larger-than= options. - -2016-10-18 Thomas Schwinge <thomas@codesourcery.com> - - * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN. - * config/nvptx/nvptx.c (nvptx_find_sese): Likewise. - -2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org> - - * config/rs6000/altivec.h (vec_xl_len): New macro. - (vec_xst_len): New macro. - (vec_cmpnez): New macro. - (vec_cntlz_lsbb): New macro. - (vec_cnttz_lsbb): New macro. - (vec_xlx): New macro. - (vec_xrx): New macro. - (vec_all_nez): New C++ predicate template. - (vec_any_eqz): New C++ predicate template. - (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9 - conditional compilation. - (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9 - conditional compilation. - (vec_all_nez): New macro. - (vec_any_eqz): New macro. - (vec_all_ne): Revised macro under _ARCH_PWR9 conditional - compilation. - (vec_any_eq): Revised macro under _ARCH_PWR9 conditional - compilation. - * config/rs6000/vector.md (VI): Moved this mode iterator - definition from altivec.md to vector.md. - (UNSPEC_NEZ_P): New value. - (vector_ne_<mode>_p): New expansion for implementation of - vec_all_ne and vec_any_eq built-in functions. - (vector_nez_<mode>_p): New expansion for implementation of - vec_all_nez and vec_any_eqz built-in functions. - (vector_ne_v2di_p): New expansion for implementation of vec_all_ne - and vec_any_eq built-in function. - (cr6_test_for_zero): New commentary to explain this expansion. - (cr6_test_for_zero_reverse): New commentary to explain this expansion. - (cr6_test_for_lt): New commentary to explain this expansion. - (cr6_test_for_lt_reverse): New commentary to explain this - expansion. - * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add - overloaded function prototypes for vec_all_ne, vec_all_nez, - vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb, - vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx - built-in functions. - (altivec_resolve_overloaded_builtin): Modify the handling of - ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when - the compiler is configured to support TARGET_P9_VECTOR. - * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary - to explain the special processing that is given to predicate - built-ins introduced using this macro. - (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to - the special processing given to predicate built-ins introduced - using this macro. - (BU_VSX_P): Likewise. - (BU_P8V_AV_P): Likewise. - (BU_P9V_AV_P): Likewise. - (BU_P9V_AV_X): New macro. - (BU_P9V_64BIT_AV_X): New macro. - (BU_P9V_VSX_3): New macro. - (BU_P9V_OVERLOAD_P): New macro. - (LXVL): New BU_P9V_64BIT_VSX_2. - (VEXTUBLX): New BU_P9V_AV_2. - (VEXTUBRX): Likewise. - (VEXTUHLX): Likewise. - (VEXTUHRX): Likewise. - (VEXTUWLX): Likewise. - (VEXTUWRX): Likewise. - (STXVL): New BU_P9V_64BIT_AV_X. - (VCLZLSBB): New BU_P9V_AV_1. - (VCTZLSBB): Likewise. - (CMPNEB): New BU_P9V_AV_2. - (CMPNEH): Likewise. - (CMPNEW): Likewise. - (CMPNEF): Likewise. - (CMPNED): Likewise. - (VCMPNEB_P): New BU_P9V_AV_P. - (VCMPNEH_P): Likewise. - (VCMPNEW_P): Likewise. - (VCMPNED_P): Likewise. - (VCMPNEFP_P): Likewise. - (VCMPNEDP_P): Likewise. - (CMPNEZB): New BU_P9V_AV_2. - (CMPNEZH): Likewise. - (CMPNEZW): Likewise. - (VCMPNEZB_P): New BU_P9V_AV_P. - (VCMPNEZH_P): Likewise. - (VCMPNEZW_P): Likewise. - (LXVL): New BU_P9V_OVERLOAD_2. - (STXVL): New BU_P9V_OVERLOAD_3. - (VEXTULX): New BU_P9V_OVERLOAD_2. - (VEXTURX): Likewise. - (CMPNEZ): Likewise. - (VCMPNEZ_P): New BU_P9V_OVERLOAD_P. - (VCMPNE_P): Likewise. - (VCLZLSBB): New BU_P9V_OVERLOAD_1. - (VCTZLSBB): Likewise. - * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add - comment to explain mode used for scratch register. - (altivec_expand_stxvl_builtin): New function. - (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL. - (altivec_init_builtins): Add initialized variable - void_ftype_v16qi_pvoid_long and use this type to define the - built-in function __builtin_altivec_stxvl. - * config/rs6000/vsx.md (UNSPEC_LXVL): New value. - (UNSPEC_STXVL): New value. - (UNSPEC_VCLZLSBB): New value. - (UNSPEC_VCTZLSBB): New value. - (UNSPEC_VEXTUBLX): New value. - (UNSPEC_VEXTUHLX): New value. - (UNSPEC_VEXTUWLX): New value. - (UNSPEC_VEXTUBRX): New value. - (UNSPEC_VEXTUHRX): New value. - (UNSPEC_VEXTUWRX): New value. - (UNSPEC_VCMPNEB): New value. - (UNSPEC_VCMPNEZB): New value. - (UNSPEC_VCMPNEH): New value. - (UNSPEC_VCMPNEZH): New value. - (UNSPEC_VCMPNEW): New value. - (UNSPEC_VCMPNEZW): New value. - (*vsx_ne_<mode>_p): New insn for vector test all not equal with - vector of integer modes. - (*vsx_ne_<mode>_p): New insn for vector test all not equal with - vector of float or double modes. - (*vector_nez_<mode>_p): New insn for vector test all not equal or - zero. - (lxvl): New expand for load VSX vector with length. - (*lxvl): New insn for load VSX vector with length. - (stxvl): New expand for store VSX vector with length. - (*stxvl): New insn for store VSX vector with length. - (vcmpneb): New insn for vector of byte compare not equal. - (vcmpnezb): New insn for vector of byte compare not equal or zero. - (vcmpneh): New insn for vector of half word compare not equal. - (vcmpnezh): New insn for vector of half word compare not equal or - zero. - (vcmpnew): New insn for vector of word compare not equal. - (vcmpne<VSs>): New insn for vector of float or double compare not - equal. - (vcmpnezw): New insn for vector of word compare not equal or zero. - (vclzlsbb): New insn for vector count leading zero - least-significant bits byte. - (vctzlsbb): New insn for vector count trailing zero least - signficant bits byte. - (vextublx): New insn for vector extract unsigned byte left - indexed. - (vextubrx): New insn for vector extract unsigned byte right - indexed. - (vextuhlx): New insn for vector extract unsigned half word left - indexed. - (vextuhrx): New insn for vector extract unsigned half word right - indexed. - (vextuwlx): New insn for vector extract unsigned word left - indexed. - (vextuwrx): New insn for vector extract unsigned word right - indexed. - * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to - clarify intent of this constant. - * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md. - * doc/extend.texi (PowerPC Altivec Built-in Functions): Add - documentation for vec_all_nez, vec_any_eqz, vec_cmpnez, - vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, - and vec_xrx functions. - -2016-10-18 Andrew Pinski <apinski@cavium.com> - - PR tree-opt/65950 - * predict.c (is_exit_with_zero_arg): New function. - (tree_bb_level_predictions): Don't consider paths leading to exit(0) - as nottaken. - -2016-10-18 Uros Bizjak <ubizjak@gmail.com> - - PR target/77991 - * config/i386/i386.c (legitimize_tls_address) - <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS - convert dest to Pmode if different than Pmode. - -2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - PR tree-optimization/77916 - * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate - stopgap fix, as pointers with -1 increment are still broken. - -2016-10-18 David Edelsohn <dje.gcc@gmail.com> - - * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage - mapping class decoration from here... - (rs6000_xcoff_encode_section): ...to here. - - (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore - if shrink-wrapping and optimizing for speed. - -2016-10-18 Richard Biener <rguenther@suse.de> - - * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle - not visited but non-executable predecessors. Return taken edge. - Simplify conditions and refactor propagation vs. folding step. - -2016-10-18 Segher Boessenkool <segher@kernel.crashing.org> - - * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select - {SAVE,REST}_MULTIPLE if shrink-wrapping separate components. - (rs6000_get_separate_components): Assert we do not have those - strategies selected. - -2016-10-18 Richard Biener <rguenther@suse.de> - - * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype. - * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED - clearing. - (substitute_and_fold_dom_walker): Adjust constructor. - (substitute_and_fold_dom_walker::before_dom_children): Remove - do_dce flag and handling (always true). - (substitute_and_fold): Likewise. - * tree-vrp.c (vrp_finalize): Adjust. - (execute_early_vrp): Remove final BB_VISITED clearing. - * tree-ssa-ccp.c (ccp_finalize): Adjust. - * tree-ssa-copy.c (fini_copy_prop): Likewise. - * ira.c (ira): Call clear_bb_flags. - -2016-10-18 Richard Biener <rguenther@suse.de> - - * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to - get at the operand to look at with TREE_OPERAND for generic - sub-nodes. - -2016-10-18 David Malcolm <dmalcolm@redhat.com> - - * genattrtab.c (attr_string): Use rtx_reader_ptr for call to - copy_md_ptr_loc. - (gen_attr): Use rtx_reader_ptr for lookup_enum_type call. - (write_test_expr): Use rtx_reader_ptr for calls to - fprint_c_condition. - (write_attr_value): Likewise. - * genconditions.c (write_one_condition): Use rtx_reader_ptr for - call to print_md_ptr_loc. - (write_one_condition): Likewise for calls to print_c_condition. - * genconstants.c: Include "statistics.h" and "vec.h". - (main): Update for conversion to member functions. - * genemit.c (emit_c_code): Use rtx_reader_ptr for - call to print_md_ptr_loc. - * genenums.c: Include "statistics.h" and "vec.h". - (main): Update for conversion of traverse_enum_types to a method. - * genmddeps.c: Include "statistics.h" and "vec.h". - * genoutput.c (process_template): Use rtx_reader_ptr for call to - print_md_ptr_loc. - * genpreds.c (write_predicate_subfunction): Likewise. - (write_predicate_expr): Likewise for calls to print_c_condition. - * genrecog.c (print_test): Likewise. - * gensupport.c (process_rtx): Likewise for calls to - copy_md_ptr_loc and join_c_conditions. - (alter_test_for_insn): Likewise for call to join_c_conditions. - (process_substs_on_one_elem): Likewise. - (gen_mnemonic_setattr): Update for move of string_obstack to a - field of rtx_reader. - (mnemonic_htab_callback): Likewise. Fix formatting. - (gen_mnemonic_attr): Likewise. - * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls - to print_c_condition. - * read-md.c: Include "statistics.h" and "vec.h". - (string_obstack): Convert this global to field "m_string_obstack" - of class rtx_reader. - (ptr_locs): Likewise, as "m_ptr_locs". - (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack". - (joined_conditions): Likewise, as "m_joined_conditions". - (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack". - (md_constants): Likewise, as "m_md_constants". - (enum_types): Likewise, as "m_enum_types". - (set_md_ptr_loc): Convert to... - (rtx_reader::set_md_ptr_loc): ...member function. - (get_md_ptr_loc): Convert to... - (rtx_reader::get_md_ptr_loc): ...member function. - (copy_md_ptr_loc): Convert to... - (rtx_reader::copy_md_ptr_loc): ...member function. - (fprint_md_ptr_loc): Convert to... - (rtx_reader::fprint_md_ptr_loc): ...member function. - (print_md_ptr_loc): Convert to... - (rtx_reader::print_md_ptr_loc): ...member function. - (join_c_conditions): Convert to... - (rtx_reader::join_c_conditions): ...member function. - (fprint_c_condition): Convert to... - (rtx_reader::fprint_c_condition): ...member function. - (print_c_condition): Convert to... - (rtx_reader::print_c_condition): ...member function. - (read_name): Convert to... - (rtx_reader::read_name): ...member function. - (read_escape): Convert to... - (rtx_reader::read_escape): ...member function. - (read_quoted_string): Convert to... - (rtx_reader::read_quoted_string): ...member function. - (read_braced_string): Convert to... - (rtx_reader::read_braced_string): ...member function. - (read_string): Convert to... - (rtx_reader::read_string): ...member function. - (read_skip_construct): Convert to... - (rtx_reader::read_skip_construct): ...member function. - (handle_constants): Convert to... - (rtx_reader::handle_constants): ...member function. - (traverse_md_constants): Convert to... - (rtx_reader::traverse_md_constants): ...member function. - (handle_enum): Convert to... - (rtx_reader::handle_enum): ...member function. - (lookup_enum_type): Convert to... - (rtx_reader::lookup_enum_type): ...member function. - (traverse_enum_types): Convert to... - (rtx_reader::traverse_enum_types): ...member function. - (rtx_reader::rtx_reader): Move initializations - of various former global data from rtx_reader::read_md_files to - here, as fields, along with the call to unlock_std_streams. - (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up - the new fields. - (rtx_reader::read_md_files): Move initializations of various - global data from here to the ctor. - * read-md.h (read_name): Convert to... - (rtx_reader::read_name): ...member function. - (rtx_reader::read_escape): New method decl. - (read_quoted_string): Convert to... - (rtx_reader::read_quoted_string): ...member function. - (rtx_reader::read_braced_string): New method decl. - (read_string): Convert to... - (rtx_reader::read_string): ...member function. - (rtx_reader::read_skip_construct): New method decl. - (rtx_reader::set_md_ptr_loc): New method decl. - (rtx_reader::get_md_ptr_loc): New method decl. - (copy_md_ptr_loc): Convert to... - (rtx_reader::copy_md_ptr_loc): ...member function. - (fprint_md_ptr_loc): Convert to... - (rtx_reader::fprint_md_ptr_loc): ...member function. - (print_md_ptr_loc): Convert to... - (rtx_reader::print_md_ptr_loc): ...member function. - (rtx_reader::lookup_enum_type): New method decl. - (rtx_reader::traverse_enum_types): New method decl. - (rtx_reader::handle_constants): New method decl. - (traverse_md_constants): Convert to... - (rtx_reader::traverse_md_constants): ...member function. - (rtx_reader::handle_enum): New method decl. - (rtx_reader::join_c_conditions): New method decl. - (fprint_c_condition): Convert to... - (rtx_reader::fprint_c_condition): ...member function. - (print_c_condition): Convert to... - (rtx_reader::print_c_condition): ...member function. - (rtx_reader::apply_iterator_to_string): New method decl. - (rtx_reader::copy_rtx_for_iterators): New method decl. - (rtx_reader::read_conditions): New method decl. - (rtx_reader::record_potential_iterator_use): New method decl. - (rtx_reader::read_mapping): New method decl. - (rtx_reader::read_rtx): New method decl. - (rtx_reader::read_rtx_code): New method decl. - (rtx_reader::read_rtx_operand): New method decl. - (rtx_reader::read_nested_rtx): New method decl. - (rtx_reader::read_rtx_variadic): New method decl. - (rtx_reader::get_string_obstack): New method. - (rtx_reader::get_md_constants): New method. - (string_obstack): Convert global variable decl to... - (rtx_reader::m_string_obstack): ...this new field. - (rtx_reader::m_ptr_locs): New field. - (rtx_reader::m_ptr_loc_obstack): New field. - (rtx_reader::m_joined_conditions): New field. - (rtx_reader::m_joined_conditions_obstack): New field. - (rtx_reader::m_md_constants): New field. - (rtx_reader::m_enum_types): New field. - * read-rtl.c (apply_iterator_to_string): Convert to... - (rtx_reader::apply_iterator_to_string): ...member function. - (copy_rtx_for_iterators): Convert to... - (rtx_reader::copy_rtx_for_iterators): ...member function. - (add_condition_to_string): Use rtx_reader_ptr for - calls join_c_conditions. - (apply_iterators): Use rtx_reader_ptr for calls to - join_c_conditions and copy_rtx_for_iterators. - (read_conditions): Convert to... - (rtx_reader::read_conditions): ...member function. - (record_potential_iterator_use): Convert to... - (rtx_reader::record_potential_iterator_use): ...member function. - (read_mapping): Convert to... - (rtx_reader::read_mapping): ...member function. - (read_subst_mapping): Use rtx_reader_ptr for read_string call. - (read_rtx): Convert to... - (rtx_reader::read_rtx): ...member function. - (read_rtx_code): Convert to... - (rtx_reader::read_rtx_code): ...member function. - (read_rtx_operand): Convert to... - (rtx_reader::read_rtx_operand): ...member function. Update for move - of string_obstack to a field. - (read_nested_rtx): Convert to.. - (rtx_reader::read_nested_rtx): ...member function. - (read_rtx_variadic): Convert to.. - (rtx_reader::read_rtx_variadic): ...member function. - -2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org> - - * tree-vrp.c (get_value_range): Check get_ptr_nonnull. - -2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org> - - * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range - for pointer type too. - (ipcp_update_vr): set_ptr_nonnull for pointer. - -2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org> - - * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from - pt_solution_singleton_p. - * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed - pt_solution_singleton_or_null_p from pt_solution_singleton_p. - * tree-ssa-structalias.c (find_what_p_points_to): Preserve - pointer nonnull computed by VRP. - Also Conservatively set pt.null to 1. - (pt_solution_reset): Conservatively set pt.null to 1. - (pt_solution_singleton_or_null_p): Renamed from - pt_solution_singleton_p. - * tree-ssanames.h (set_ptr_nonnull): Declare. - (get_ptr_nonnull): Likewise. - * tree-ssanames.c (set_ptr_nonnull): New. - (get_ptr_nonnull): Likewise. - * tree-vrp.c (vrp_finalize): Set ptr that are nonnull. - (evrp_dom_walker::before_dom_children): Likewise. - -2016-10-17 Eric Botcazou <ebotcazou@adacore.com> - - * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to... - * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here. - * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to... - * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here. - * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to. - * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here. - (rs6000_option_override_internal): Clear it if ABI_AIX. - * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to... - * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here. - -2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - * gimple-ssa-strength-reduction.c (record_increment): Remove - garbage comment. - -2016-10-17 Eric Botcazou <ebotcazou@adacore.com> - - * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert - that the result is non-zero if it is true. - (maybe_expand_shift): New wrapper around expand_shift_1. - (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift. - -2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - PR tree-optimization/77916 - * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge): - Don't allow a MINUS_EXPR for pointer arithmetic for either known - or unknown strides. - (record_increment): Increments of -1 for unknown strides just use - a multiply initializer like other negative values. - (analyze_increments): Remove stopgap solution for -1 increment - applied to pointer arithmetic. - -2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com> - - * dominance.c (dom_info::dom_info): Add new constructor for region - which is vector of basic blocks. - (dom_init): New method to initialize members common for both - constructors. - (dom_info::dom_info): Invoke dom_init for partial initialization. - (dom_info::get_idom): Add check to corner cases on basic blocks which - are not in region. - (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE - to detect unreachable bbs. - (dom_info::calc_idoms): Likewise. - (compute_dom_fast_query_in_region): New function. - (calculate_dominance_info_for_region): Likewise. - (free_dominance_info_for_region): Likewise. - * dominance.h: Add prototypes for introduced region-based functions - * tree-if-conv.c (build_region): New function. - (if_convertible_loop_p_1): Invoke local version of post-dominators - calculation before basic block predication with subsequent freeing - post-dominator info. - (tree_if_conversion): Remove free of post-dominator info - (pass_if_conversion::execute): Delete detection of infinite loops - and fake edges to exit block since post-dominator calculation is - performed per if-converted loop only. - -2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de> - - PR target/77308 - * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result - register explicitly. - * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if - optimizing for size. - -2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/aarch64/aarch64.c: Delete inclusion of - cortex-a57-fma-steering.h. - (aarch64_override_options): Delete call - to aarch64_register_fma_steering. - * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare. - * config/aarch64/cortex-a57-fma-steering.h: Delete. - * config/aarch64/aarch64-passes.def: New file. - * config/aarch64/cortex-a57-fma-steering.c - (aarch64_register_fma_steering): Delete definition. - (make_pass_fma_steering): Remove static qualifier. - * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive. - (cortex-a57-fma-steering.o): Remove dependency on - cortex-a57-fma-steering.h. - -2016-10-17 Eric Botcazou <ebotcazou@adacore.com> - - * explow.c (validize_mem): Do not modify the argument in-place. - -2016-10-17 Thomas Schwinge <thomas@codesourcery.com> - - * tree-streamer.c (record_common_node): Explicitly list expected - tree codes. - -2016-10-17 Richard Biener <rguenther@suse.de> - - PR tree-optimization/77988 - * tree-vrp.c (remove_range_assertions): Use replace_uses_by. - -2016-10-17 Marek Polacek <polacek@redhat.com> - - * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o. - -2016-10-17 Richard Biener <rguenther@suse.de> - - * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED - before using it. - -2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - PR tree-optimization/71636 - * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern. - -2016-10-17 Richard Biener <rguenther@suse.de> - - * gimplify.c (gimplify_function_tree): Do not move the outer - binds block. - -2016-10-17 Jakub Jelinek <jakub@redhat.com> - - * langhooks.h (struct lang_hooks_for_decls): Remove - function_decl_explicit_p, function_decl_deleted_p and - function_decl_defaulted hooks. Add decl_dwarf_attribute hook. - * langhooks-def.h (lhd_decl_dwarf_attribute): Declare. - (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P, - LANG_HOOKS_FUNCTION_DECL_DELETED_P, - LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove. - (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define. - (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P, - LANG_HOOKS_FUNCTION_DECL_DELETED_P and - LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add - LANG_HOOKS_DECL_DWARF_ATTRIBUTE. - * langhooks.c (lhd_decl_dwarf_attribute): New function. - * dwarf2out.c (gen_subprogram_die): Use - lang_hooks.decls.decl_dwarf_attribute instead of - lang_hooks.decls.function_decl_*. - -2016-10-16 Eric Botcazou <ebotcazou@adacore.com> - - PR ada/37139 - PR ada/67205 - * common.opt (-ftrampolines): New option. - * doc/invoke.texi (Code Gen Options): Document it. - * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS. - * doc/tm.texi: Regenerate. - * builtins.def: Add init_descriptor and adjust_descriptor. - * builtins.c (expand_builtin_init_trampoline): Do not issue a warning - on platforms with descriptors. - (expand_builtin_init_descriptor): New function. - (expand_builtin_adjust_descriptor): Likewise. - (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case. - <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise. - * calls.c (prepare_call_address): Remove SIBCALLP parameter and add - FLAGS parameter. Deal with indirect calls by descriptor and adjust. - Set STATIC_CHAIN_REG_P on the static chain register, if any. - (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor. - (expand_call): Likewise. Move around call to prepare_call_address - and pass all flags to it. - * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR. - * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value. - (gimple_call_set_by_descriptor): New setter. - (gimple_call_by_descriptor_p): New getter. - * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR. - (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR. - * langhooks.h (struct lang_hooks): Add custom_function_descriptors. - * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define. - (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS. - * rtl.h (STATIC_CHAIN_REG_P): New macro. - * rtlanal.c (find_first_parameter_load): Skip static chain registers. - * target.def (custom_function_descriptors): New POD hook. - * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR. - (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR. - * tree-core.h (ECF_BY_DESCRIPTOR): New mask. - Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR. - * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT. - (build_common_builtin_nodes): Initialize init_descriptor and - adjust_descriptor. - * tree-nested.c: Include target.h. - (struct nesting_info): Add 'any_descr_created' field. - (get_descriptor_type): New function. - (lookup_element_for_decl): New function extracted from... - (create_field_for_decl): Likewise. - (lookup_tramp_for_decl): ...here. Adjust. - (lookup_descr_for_decl): New function. - (convert_tramp_reference_op): Deal with descriptors. - (build_init_call_stmt): New function extracted from... - (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors. - * defaults.h (FUNCTION_ALIGNMENT): Define. - (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY. - * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define. - * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise. - * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise. - * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise. - -2016-10-16 Eric Botcazou <ebotcazou@adacore.com> - - * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal - constants in CONST_VECTORs. - -2016-10-15 Eric Botcazou <ebotcazou@adacore.com> - - * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch - register as destination of bmask. - (vector_init_bshuffle): Likewise. - * config/sparc/sparc.md (vec_perm_constv8qi): Likewise. - (bmaskdi_vis): Enable only in 64-bit mode. - -2016-10-15 Segher Boessenkool <segher@kernel.crashing.org> - - * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not - make LR a separately shrink-wrapped component unless savres_strategy - contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap - GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all - wrapping when not both {SAVE,REST}_INLINE_GPRS. - -2016-10-15 Eric Botcazou <ebotcazou@adacore.com> - - * optabs.c (expand_parity): Fix mode mismatch, add final conversion - and keep looping on failure. - -2016-10-14 David Malcolm <dmalcolm@redhat.com> - - * print-rtl-function.c (print_edge): Omit "(flags)" when none are - set. - (print_rtx_function): Update example in comment for... - * print-rtl.c (print_rtx_operand_code_r): In compact mode, print - non-virtual pseudos with a '%' sigil followed by the regno, offset - by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual - pseudo is dumped as "%0". - -2016-10-14 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/77959 - * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE - return a MEM. - -2016-10-14 Eric Botcazou <ebotcazou@adacore.com> - - * config/sparc/sparc-passes.def: New file. - * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def. - * config/sparc/sparc-protos.h (make_pass_work_around_errata): New. - * config/sparc/sparc.c (sparc_option_override): Don't register passes. - -2016-10-14 Pat Haugen <pthaugen@us.ibm.com> - - * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial - loop peel to loops with exit test at the beginning. - -2016-10-14 Pat Haugen <pthaugen@us.ibm.com> - - PR rtl-optimization/68212 - * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge - frequency when computing scale factor for peeled copies. - * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count - values for switch/peel blocks/edges. - -2016-10-14 Pedro Alves <palves@redhat.com> - - * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h. - -2016-10-14 Catherine Moore <clm@codesourcery.com> - - * config/mips/mips.c (mips_prepare_pch_save): Initialize - micromips_globals to zero. - -2016-10-14 Richard Biener <rguenther@suse.de> - - PR tree-optimization/77979 - * tree-vrp.c (compare_name_with_value): Handle released SSA names - in the equivalency sets. - (compare_names): Likewise. - -2016-10-14 Martin Liska <mliska@suse.cz> - - * builtins.h(target_char_cst_p): Declare the function. - * builtins.c (fold_builtin_memchr): Remove. - (target_char_cst_p): Move the function from gimple-fold.c. - (fold_builtin_3): Do not call the function. - * gimple-fold.c (gimple_fold_builtin_memchr): New function. - (gimple_fold_builtin): Call the function. - * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR. - -2016-10-14 Martin Liska <mliska@suse.cz> - - * builtins.c (fold_builtin_strcmp): Remove function. - (fold_builtin_strncmp): Likewise. - (fold_builtin_2): Remove call of the function. - (fold_builtin_3): Likewise. - * fold-const-call.c (fold_const_call): Add constant folding - for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP. - * fold-const-call.h (build_cmp_result): Declare the function. - * gimple-fold.c (gimple_load_first_char): New function. - (gimple_fold_builtin_string_compare): Likewise. - (gimple_fold_builtin): Call the function. - -2016-10-14 Nathan Sidwell <nathan@acm.org> - - * gcov-io.c (gcov_open): Deconstify 'mode'. - -2016-10-14 Martin Liska <mliska@suse.cz> - - * fold-const.c (c_getstr): Support of properly \0-terminated - string constants. New argument is added. - * fold-const.h: New argument is added. - -2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch): - New function. - (aarch64_print_hint_for_core): Likewise. - (aarch64_print_hint_for_arch): Likewise. - (aarch64_validate_march): Use it. Fix indentation in type signature. - (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch. - (aarch64_validate_mtune): Likewise. - (aarch64_handle_attr_arch): Likewise. - (aarch64_handle_attr_cpu): Likewise. - (aarch64_handle_attr_tune): Likewise. - -2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab - and udivmod_optab. - -2016-10-13 Andreas Schwab <schwab@linux-m68k.org> - - * config/m68k/m68k.c (m68k_option_override): Check - opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no - instead of stack_limit_rtx. - -2016-10-13 Jakub Jelinek <jakub@redhat.com> - - * dwarf2out.c (gen_member_die): Handle inline static data member - definitions. - -2016-10-13 Nathan Sidwell <nathan@acm.org> - - * gcov-io.c (gcov_open): Fix documentation. Simplify setting - gcov_var.mode. Remove unnecessary fstat. - -2016-10-13 Segher Boessenkool <segher@kernel.crashing.org> - - PR bootstrap/77962 - * function.c (thread_prologue_and_epilogue_insns): Call all - make_*logue_seq in the same order as traditional. Call them - all a second time if shrink_wrapped_separate. - -2016-10-13 Marek Polacek <polacek@redhat.com> - - * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn, - insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't - use -Wno-error. - -2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - PR tree-optimization/77937 - * gimple-ssa-strength-reduction.c (analyze_increments): Set cost - to infinite when we have a pointer with an increment of -1. - -2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition - into ... - * memmodel.h: This file. - * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c, - caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c, - cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c, - combine-stack-adj.c, common/config/aarch64/aarch64-common.c, - common/config/arm/arm-common.c, common/config/bfin/bfin-common.c, - common/config/c6x/c6x-common.c, common/config/i386/i386-common.c, - common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c, - compare-elim.c, config/aarch64/aarch64-builtins.c, - config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c, - config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c, - config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c, - config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c, - config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c, - config/darwin.c, config/epiphany/epiphany.c, - config/epiphany/mode-switch-use.c, - config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c, - config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c, - config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c, - config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c, - config/m68k/m68k.c, config/mcore/mcore.c, - config/microblaze/microblaze.c, config/mmix/mmix.c, - config/mn10300/mn10300.c, config/moxie/moxie.c, - config/msp430/msp430.c, config/nds32/nds32-cost.c, - config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c, - config/nds32/nds32-memory-manipulation.c, - config/nds32/nds32-predicates.c, config/nds32/nds32.c, - config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c, - config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c, - config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c, - config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc, - config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c, - config/stormy16/stormy16.c, config/tilegx/tilegx.c, - config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c, - config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c, - coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c, - df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c, - dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c, - expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c, - ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c, - ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c, - ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c, - loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c, - lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c, - lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c, - lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c, - postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c, - recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c, - reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c, - rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c, - sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c, - stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c, - targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c, - tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c, - tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c, - tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c, - var-tracking.c, varasm.c: Include memmodel.h. - * genattrtab.c (write_header): Include memmodel.h in generated file. - * genautomata.c (main): Likewise. - * gengtype.c (open_base_files): Likewise. - * genopinit.c (main): Likewise. - * genconditions.c (write_header): Include memmodel.h earlier in - generated file. - * genemit.c (main): Likewise. - * genoutput.c (output_prologue): Likewise. - * genpeep.c (main): Likewise. - * genpreds.c (write_insn_preds_c): Likewise. - * genrecog.c (write_header): Likewise. - * Makefile.in (PLUGIN_HEADERS): Include memmodel.h - -2016-10-13 David Malcolm <dmalcolm@redhat.com> - - * function-tests.c (selftest::test_expansion_to_rtl): Add "true" - for new "compact" param of print_rtx_function. Check for "cinsn" - rather than "insn". - * print-rtl-function.c (flag_compact): New decl. - (print_rtx_function): Add param "compact" and use it to set - flag_compact, adding a description of the effect to the leading - comment, and updating the example output. - * print-rtl.c (flag_compact): New variable. - (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact - mode. - (print_rtx_operand_code_i): When printing source locations, wrap - xloc.file in quotes. Don't print INSN_CODEs in compact mode. - (print_rtx_operand_code_r): Don't print regnos for hard regs and - virtuals in compact mode. - (print_rtx_operand_code_u): Don't print insn UIDs in compact mode, - apart from in LABEL_REFs. - (print_rtx_operand): In case 'w', don't print in hex in compact mode. - Don't print basic block ids in compact mode. - (print_rtx): In compact mode, prefix the code of insns with "c", - only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES. - * print-rtl.h (print_rtx_function): Add "compact" param. - -2016-10-13 Richard Earnshaw <rearnsha@arm.com> - - * arm.h (TARGET_VFP): Delete. - (TARGET_VFPD32): Remove references to TARGET_VFP. - (TARGET_VFP3, TARGET_VFP5): Likewise. - (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise. - (TARGET_NEON_FP16): Likewise. - (TARGET_FMA): Likewise. - (TARGET_CRYPTO): Likewise. - (TARGET_NEON): Likewise. - (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise. - (FUNCTION_ARG_REGNO_P): Likewise. - * arm.c (arm_option_check_internal): Likewise. - (arm_option_override): Likewise. - (use_return_insn): Likewise. - (arm_function_value_regno_p): Likewise. - (arm_apply_result_size): Likewise. - (use_vfp_abi): Likewise. - (arm_legitimate_address_outer_p): Likewise. - (thumb2_legitimate_address_p): Likewise. - (arm_legitimate_index_p): Likewise. - (thumb2_legitimate_index_p): Likewise. - (arm_legitimate_address): Likewise. - (arm_get_vfp_saved_size): Likewise. - (arm_emit_vfp_multi_reg_pop): Likewise. - (arm_get_frame_offsets): Likewise. - (arm_save_coproc_regs): Likewise. - (arm_hard_regno_mode_ok): Likewise. - (arm_expand_epilogue_apcs_frame): Likewise. - (arm_expand_epilogue): Likewise. - (arm_file_start): Likewise. - (arm_conditional_register_usage): Likewise. - (arm_validize_comparison): Use vfp_compare_operand directly. - * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP. - (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting - unsupported usage. - (arm_atomic_assign_expand_fenv): Likewise. - * arm.md (divsf3): Likewise. - (arm_negsi2): Likewise. - (absdf2): Likewise. - (arm_movdi): Likewise. - (arm_movt): Likewise. - (cbranchsf4): Change predicate to vfp_compare_operand. - (cbranchdf4): Change predicate to vfp_compare_operand. - (cstorehf4): Change predicate to vfp_compare_operand. - (cstoresf4): Change predicate to vfp_compare_operand. - (cstoredf4): Change predicate to vfp_compare_operand. - (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP. - (movhi_insn_arch4, movhi_bytes): Likewise. - * constraints.md (Dt): Likewise. - (Dp): Likewise. - * iterators.md (SDF): Likewise. - * predicates.md (arm_float_compare_operand): Delete. - (const_double_vcvt_power_of_two_reciprocal): Remove references to - TARGET_VFP. - (const_double_vcvt_power_of_two): Likewise. - * thumb2.md thumb2_movsi_insn): Likewise. - * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise. - (movhf_vfp): Likewise. - (arm_movsi_vfp, thumb2_movsi_vfp): Likewise. - (movdi_vfp, movdi_vfp_cortexa8): Likewise. - (movsf_vfp, thumb2_movsf_vfp): Likewise. - (movdf_vfp, thumb2_movdf_vfp): Likewise. - (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise. - (subsf3_vfp, divsf3_vfp): Likewise. - (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise. - (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise. - (mulsf3negsfsubsf_vfp): Likewise. - (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise. - (floatunssisf2, sqrtsf2_vfp): Likewise. - (movcc_vfp): Likewise. - (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise. - (cmpsf_vfp, cmpsf_trap_vfp): Likewise. - (push_multi_vfp): Likewise. - (set_fpscr, get_fpscr): Likewise. - * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__. - -2016-10-13 Richard Earnshaw <rearnsha@arm.com> - - * arm.h (TARGET_VFP): Unconditionally define to 1. - (arm_fpu_desc): Remove 'model' field. - (TARGET_FPU_MODEL): Delete. - * arm.c (all_fpus): Don't initialize the model field. - (arm_can_inline_p): Don't check the FPU model. - * arm-fpus.def: Remove redundant model field from all FPU - descriptions. - -2016-10-13 Richard Biener <rguenther@suse.de> - - PR middle-end/77826 - * genmatch.c (struct capture): Add value_match member. - (commutate): Preserve value_match. - (lower_opt_convert): Likewise. - (lower_cond): Likewise. - (replace_id): Likewise. - (struct dt_operand): Add value_match member. - (decision_tree::cmp_node): Compare it. - (decision_tree::insert_operand): Honor it when finding and - when appending a DT_MATCH. - (dt_operand::gen_match_op): Generate a type check after - operand_equal_p if ! value_match for both GENERIC and GIMPLE. - (parser::get_internal_capture_id): New helper. - (parser::finish_match_operand): New function lowering @@<id>. - (parser::parse_capture): Parse @@<id> as value-match. - (parser::parse_expr): Use get_internal_capture_id. - (parser::parse_simplify): Call finish_match_operand. - (walk_captures): New helper. - * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead - of operand_equal_p. - ((X /[ex] A) * A -> X): Likewise. - ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using - convert[12] and value-matching. - ((A | B) & (A | C) -> A | (B & C)): Likewise. - ((X | Y) | Y -> X | Y): Likewise. - ((X ^ Y) ^ Y -> X): Likewise. - (A - (A & B) -> ~B & A): Likewise. - ((T)(P + A) - (T)P -> (T) A): Likewise. - ((T)P - (T)(P + A) -> -(T) A): Likewise. - ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise. - * doc/match-and-simplify.texi: Amend capture section. - -2016-10-13 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc.md (umul_600): Remove predicated variant. - (umul64_600): Likewise. - -2016-10-13 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change. - -2016-10-13 Bin Cheng <bin.cheng@arm.com> - - * tree-vect-loop.c (loop_niters_no_overflow): New func. - (vect_transform_loop): Call loop_niters_no_overflow. Pass the - no-overflow information to vect_do_peeling_for_loop_bound and - vect_gen_vector_loop_niters. - -2016-10-13 Bin Cheng <bin.cheng@arm.com> - - * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only - iterates 1 time. - -2016-10-13 Bin Cheng <bin.cheng@arm.com> - - * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release - adjust_vec automatically. - (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename - param exit_bb to guard_to. - (slpeel_checking_verify_cfg_after_peeling): - (set_prologue_iterations): - (create_lcssa_for_virtual_phi): New func which is factored out from - slpeel_tree_peel_loop_to_edge. - (slpeel_tree_peel_loop_to_edge): - (iv_phi_p): New func. - (vect_can_advance_ivs_p): Call iv_phi_p. - (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert - new gimple stmts in basic block. - (vect_gen_niters_for_prolog_loop): Rename to... - (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and - adjust implementation. - (vect_update_inits_of_drs): Fix code style issue. Convert niters to - sizetype if necessary. - (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change - it to external function. - (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New. - (vect_gen_vector_loop_niters_mult_vf): New. - (slpeel_update_phi_nodes_for_loops): New. - (slpeel_update_phi_nodes_for_guard1): Reimplement. - (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement. - (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New. - * tree-vect-loop.c (vect_build_loop_niters): Move to file - tree-vect-loop-manip.c - (vect_generate_tmps_on_preheader): Delete. - (vect_transform_loop): Rename vectorization_factor to vf. Call - vect_do_peeling instead of vect_do_peeling-* functions. - * tree-vectorizer.h (vect_do_peeling): New decl. - (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls. - (vect_do_peeling_for_loop_bound): Delete. - (vect_do_peeling_for_alignment): Delete. - -2016-10-13 Bin Cheng <bin.cheng@arm.com> - - * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put - duplicated loop after its preheader and after the original loop. - -2016-10-13 Bin Cheng <bin.cheng@arm.com> - - * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it - has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS. - -2016-10-13 Bin Cheng <bin.cheng@arm.com> - - * tree-vect-loop.c (vectorizable_live_operation): Support handling - for live variable outside loop but not in lcssa form. - -2016-10-13 Bin Cheng <bin.cheng@arm.com> - - * cfg.c (reset_original_copy_tables): New func. - * cfg.h (reset_original_copy_tables): New decl. - -2016-10-13 Jakub Jelinek <jakub@redhat.com> - - PR c/77946 - * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of - public_flag. - * varasm.c (default_binds_local_p_3): Formatting fix. - -2016-10-13 Bin Cheng <bin.cheng@arm.com> - - * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code - style issue. - (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment): - Remove useless code. - -2016-10-13 Martin Liska <mliska@suse.cz> - - PR tree-optimization/77943 - * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with - a different EH landing pads. - -2016-10-13 Jakub Jelinek <jakub@redhat.com> - - PR target/77957 - * hooks.h (hook_tree_void_null): Declare. - * hooks.c (hook_tree_void_null): New function. - * langhooks.c (lhd_return_null_tree_v): Remove. - * langhooks-def.h (lhd_return_null_tree_v): Remove. - * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL, - set y to const0_rtx. - * function.c (stack_protect_epilogue): Likewise. - * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine - if TARGET_THREAD_SSP_OFFSET is defined. - * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise. - * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise. - * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise. - * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise. - * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise. - (ix86_stack_protect_guard): New function. - -2016-10-13 Richard Biener <rguenther@suse.de> - - * dwarf2out.c (tree_add_const_value_attribute): Do not try - rtl_for_decl_init during early phase. - (gen_variable_die): Do not create locations during early phase. - (gen_label_die): Likewise. - (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs - twice. - -2016-10-12 Richard Biener <rguenther@suse.de> - - * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from - try_add_new_range and made to eturn new range. - (evrp_dom_walker::before_dom_children): Push op1 value range before - pushing op0 value range. - -2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - PR tree-optimization/77937 - * gimple-ssa-strength-reduction.c (analyze_increments): Use - POINTER_TYPE_P on the candidate type to determine whether - candidates in this chain require pointer arithmetic. - -2016-10-12 Eric Botcazou <ebotcazou@adacore.com> - - * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian - correction if the type is smaller than a word. - (visium_select_cc_mode): Add ... fall through ... comment. - -2016-10-12 Segher Boessenkool <segher@kernel.crashing.org> - - * config/rs6000/rs6000.c (machine_function): Add new fields - gpr_is_wrapped_separately and lr_is_wrapped_separately. - (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS, - TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB, - TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS, - TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS, - TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS, - TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define. - (rs6000_get_separate_components): New function. - (rs6000_components_for_bb): New function. - (rs6000_disqualify_components): New function. - (rs6000_emit_prologue_components): New function. - (rs6000_emit_epilogue_components): New function. - (rs6000_set_handled_components): New function. - (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately. - Don't emit GPR saves if gpr_is_wrapped_separately for that register. - (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately. - (rs6000_emit_epilogue): Don't emit GPR restores if - gpr_is_wrapped_separately for that register. Don't make a - REG_CFA_RESTORE note for registers we did not restore, either. - -2016-10-12 Segher Boessenkool <segher@kernel.crashing.org> - - * function.c (thread_prologue_and_epilogue_insns): Call - try_shrink_wrapping_separate. Compute the prologue_seq afterwards, - if it has possibly changed. Compute the split_prologue_seq and - epilogue_seq later, too. - * shrink-wrap.c: #include cfgbuild.h and insn-config.h. - (dump_components): New function. - (struct sw): New struct. - (SW): New function. - (init_separate_shrink_wrap): New function. - (fini_separate_shrink_wrap): New function. - (place_prologue_for_one_component): New function. - (spread_components): New function. - (disqualify_problematic_components): New function. - (emit_common_heads_for_components): New function. - (emit_common_tails_for_components): New function. - (insert_prologue_epilogue_for_components): New function. - (try_shrink_wrapping_separate): New function. - * shrink-wrap.h: Declare try_shrink_wrapping_separate. - -2016-10-12 Segher Boessenkool <segher@kernel.crashing.org> - - * regrename.c (build_def_use): Invalidate chains that have a - REG_CFA_RESTORE on some instruction. - -2016-10-12 Segher Boessenkool <segher@kernel.crashing.org> - - * dce.c (delete_unmarked_insns): Don't delete instructions with - a REG_CFA_RESTORE note. - -2016-10-12 Segher Boessenkool <segher@kernel.crashing.org> - - * common.opt (-fshrink-wrap-separate): New flag. - * doc/invoke.texi: Document it. - * doc/tm.texi.in (Shrink-wrapping separate components): New subsection. - * doc/tm.texi: Regenerate. - * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate. - * target.def (shrink_wrap): New hook vector. - (get_separate_components, components_for_bb, disqualify_components, - emit_prologue_components, emit_epilogue_components, - set_handled_components): New hooks. - -2016-10-12 Segher Boessenkool <segher@kernel.crashing.org> - - * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for - vector return by reference only if -Wpsabi. - (rs6000_pass_by_reference): Similarly, for argument passing. - -2016-10-12 David Malcolm <dmalcolm@redhat.com> - - * function-tests.c: Include "print-rtl.h". - (selftest::test_expansion_to_rtl): Call print_rtx_function on the - function, and verify what is dumped. - * print-rtl-function.c (print_edge): New function. - (begin_any_block): New function. - (end_any_block): New function. - (can_have_basic_block_p): New function. - (print_rtx_function): Track the basic blocks of insns in the - chain, wrapping those that are within blocks within "(block)" - directives. Remove the "(cfg)" directive. - -2016-10-12 David Malcolm <dmalcolm@redhat.com> - - * selftest.c (selftest::read_file): New function. - (selftest::test_read_file): New function. - (selftest::selftest_c_tests): Call test_read_file. - * selftest.h (selftest::read_file): New decl. - -2016-10-12 Richard Biener <rguenther@suse.de> - - PR debug/77947 - * cgraphunit.c (analyze_functions): Preserve cgraph nodes - function context. - -2016-10-12 Thomas Schwinge <thomas@codesourcery.com> - - * lto-streamer.c: Fix LTO_STREAMER_DEBUG build. - - * dwarf2out.c (dwarf2_lineno_debug_hooks): Use - dwarf2out_assembly_start. - - * Makefile.in (SELFTEST_FLAGS): Add -nostdinc. - - * Makefile.in (SELFTEST_FLAGS): New variable. - (s-selftest, selftest-gdb, selftest-valgrind): Use it. - - * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to - early_finish hook. - -2016-10-12 Georg-Johann Lay <avr@gjlay.de> - - * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be - dumped in RTL dumps. - -2016-10-12 Martin Liska <mliska@suse.cz> - - * gimple-fold.c (create_tmp_reg_or_ssa_name): New function. - (gimple_fold_builtin_memory_op): Use the function. - (gimple_fold_builtin_strchr): Likewise. - (gimple_fold_builtin_strcat): Likewise. - (gimple_build): Likewise. - -2016-10-12 Nathan Sidwell <nathan@acm.org> - - * diagnostic.c (diagnostc_report_diagnostic): Fix formatting. - -2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com> - - * dwarf2out.c (int_loc_descriptor): Generate opcodes for another - equivalent 32-bit constant (modulo 2**32) when that yields - smaller instructions. - (size_of_int_loc_descriptor): Update accordingly. - -2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com> - - * dwarf2out.c (dwarf2out_early_global_decl): For nested - functions, call dwarf2out_decl on the parent function first. - -2016-10-12 Richard Biener <rguenther@suse.de> - - * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint - on the conversion. - -2016-10-12 Richard Biener <rguenther@suse.de> - - * tree-ssa-propagate.c - (substitute_and_fold_dom_walker::before_dom_children): Do not - ignore ASSERT_EXPRs but only preserve them. - * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs - that have been propagated into. - (vrp_finalize): Enable DCE for substitute_and_fold. - -2016-10-12 Richard Biener <rguenther@suse.de> - - PR tree-optimization/77920 - * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify. - (simplify_min_or_max_using_ranges): Pass in gsi and use it. - (simplify_abs_using_ranges): Likewise. - (simplify_conversion_using_ranges): Likewise. - (simplify_stmt_using_ranges): Adjust. - -2016-10-12 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/77929 - * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle - (*ops)[ranges[i].idx]->op != ranges[i].exp case. - -2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com> - - PR target/77934 - * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction - needs a base register for arg 1. - -2016-10-12 Jakub Jelinek <jakub@redhat.com> - - * common.opt (Wimplicit-fallthrough) Turn into alias to - -Wimplicit-fallthrough=3. Remove EnabledBy. - (Wimplicit-fallthrough=): New option. - * gimplify.c (warn_implicit_fallthrough_r): Use - OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough. - * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias - to -Wimplicit-fallthrough=3. - (-Wimplicit-fallthrough=): Document. - -2016-10-11 Eric Botcazou <ebotcazou@adacore.com> - - * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ - and GEU in DImode if TARGET_SUBXC. - * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC. - (seqdi<W:mode>_zero_subxc): Delete. - (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3. - (neg_seqdi<W:mode>_zero_vis3): Delete. - (plus_seqdi<W:mode>_zero): Likewise. - (minus_seqdi<W:mode>_zero): Likewise. - (plus_plus_sltu<W:mode>): Accept only register. - (addx<W:mode>): Likewise. - (plus_sltu<W:mode>_vis3): Likewise. - (plus_plus_sltu<W:mode>_vis3): Likewise. - (neg_sgeu<W:mode>_vis3): Delete. - (minus_sgeu<W:mode>_vis3): Likewise. - (addxc<W:mode>): Accept only registers. - (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0. - (minus_neg_sltu<W:mode>_subxc): Accept only register. - (neg_plus_sltu<W:mode>_subxc): Likewise. - (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0. - (minus_minus_sltu<W:mode>_subxc): Accept only register. - (sgeu<W:mode>_insn_subxc): Delete. - (plus_sgeu<W:mode>_subxc): Likewise. - (subxc<W:mode>): Accept only register. - (scc splitter): Split always GEU again. - -2016-10-11 Jeff Law <law@redhat.com> - - PR tree-optimization/77424 - * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove - dead conditionals. Assert that all e->aux fields are NULL. - -2016-10-11 David Malcolm <dmalcolm@redhat.com> - - * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the - operand-printing "switch" statement into... - (print_rtx_operand_code_0): ...this new function, ... - (print_rtx_operand_code_e): ...this new function, ... - (print_rtx_operand_codes_E_and_V): ...this new function, ... - (print_rtx_operand_code_i): ...this new function, ... - (print_rtx_operand_code_r): ...this new function, ... - (print_rtx_operand_code_u): ...this new function, ... - (print_rtx_operand): ...and this new function. - -2016-10-11 Uros Bizjak <ubizjak@gmail.com> - - * config/alpha/alpha-passes.def: New file. - * config/alpha/t-alpha: New file. - * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare. - (make_pass_handle_trap_shadows): New prototype. - (make_pass_align_insns): Ditto. - * config/alpha/alpha.c (alpha_option_override): Don't register - passes here. - * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file. - -2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/77924 - * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the - distinct __ibm128 IBM extended double type if long doubles are - 128-bits and the default format for long double is IEEE 128-bit. - -2016-10-11 Richard Biener <rguenther@suse.de> - - * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional. - (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION. - (verify_die): New function. - (dwarf2out_finish): Call it. - (output_line_info): Handle case of -gsplit-dwarf without - DWARF2_ASM_LINE_DEBUG_INFO. - -2016-10-11 Richard Biener <rguenther@suse.de> - - PR debug/77931 - * gimple-low.c (lower_gimple_bind): Handle arbitrary common - sub-chains of BLOCK_VARS and gimple_bind_vars. - -2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com> - - * config/i386/znver1.md : Fix imov/imovx load type reservations. - -2016-10-11 Eric Botcazou <ebotcazou@adacore.com> - - * config/sparc/sparc.opt (msubxc): New option. - * doc/invoke.texi (SPARC options): Document it and tidy up. - * doc/tm.texi.in (Condition Codes): Adjust SPARC example. - * doc/tm.texi: Regenerate. - * config/sparc/sparc-modes.def (CC_NOOV): Rename into... - (CCNZ): ...this. - (CCX_NOOV): Rename into... - (CCXNZ): ...this. - (CCC): New. - (CCXC): Likewise. - * config/sparc/predicates.m (fcc_register_operand): Simplify. - (fcc0_register_operand): Likewise. - (icc_register_operand): New. - (icc_or_fcc_register_operand): Simplify. - (nz_comparison_operator): New. - (c_comparison_operator): Likewise. - (noov_compare_operator): Rename into... - (icc_comparison_operator): ...this. Use above predicates. - (noov_compare64_operator): Rename into... - (v9_comparison_operator): ...this and tidy up. - (fcc_comparison_operator): New. - (icc_or_fcc_comparison_operator): Likewise. - (v9_register_compare_operator): Rename info... - (v9_register_comparison_operator): ...this. - * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define. - (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC - for Niagara-7. - (sparc_fixed_condition_code_regs): New function. - (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ - renaming and add support for CCC/CCXC. - (output_cbranch): Likewise. - (sparc_print_operand): Likewise. - (gen_v9_scc): Remove obsolete assertion. - (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support - for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU. - (output_cbcond): Remove bogus handling of CC modes. - (sparc_register_move_cost): Return 100 for NO_REGS. - * config/sparc/sparc.md (W): New mode iterator. - (length): Adjust for noov_compare64_operator renaming. - (cmpsi_sne): New instruction. - (cmpdi_sne): Likewise. - (seqdi_special): Delete. - (seqdi_special): Likewise. - (snesi<P:mode>_special): Likewise. - (snedi_special): Likewise. - (snedi_special_vis3): Likewise. - (snesi patterns): Use W iterator. - (snedi patterns): Likewise. Add TARGET_SUBXC patterns. - (sltu patterns): Likewise. - (sgeu patterns): Likewise. - (scc splitter): Do not split GEU in DImode if TARGET_SUBXC. - (normal_branch): Use icc_comparison_operator predicate. - (inverted_branch): Likewise. - (cbcond_sp32): Use comparison_operator predicate. - (cbcond_sp64): Likewise. - (normal_int_branch_sp64): Adjust for renaming - (inverted_int_branch_sp64): Likewise. - (mov<I:mode>_cc_reg_sp64): Likewise. - (movsf_cc_reg_sp6): Likewise. - (movdf_cc_reg_sp64): Likewise. - (movtf_cc_reg_hq_sp64): Likewise. - (movtf_cc_reg_sp64): Likewise. - (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate. - (movsf_cc_v9): Likewise. - (movdf_cc_v9): Likewise. - (movtf_cc_hq_v9): Likewise. - (movtf_cc_v9): Likewise. - (adddi3): Call gen_adddi3_sp32. - (adddi3_insn_sp32): Rename to... - (adddi3_sp32): ...this. Accept only register_operand as operand #1 - and use CCCmode for the carry. - (addx_extend_sp32): Use CCCmode for the carry. - (addx_extend_sp64): Delete. - (adddi3_extend_sp32): Use CCCmode for the carry. - (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants. - (subdi3): Call gen_subdi3_sp32. - (subdi3_insn_sp32): Rename to... - (subdi3_sp32): ...this and use CCmode for the carry. - (subx_extend_sp32): Use CCCmode for the carry. - (subx_extend_sp64): Delete. - (subdi3_extend_sp32): Use CCmode for the carry. - (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants. - (negdi3): Call gen_negdi3_sp32. - (negdi3_sp32): Use CCCmode for the carry. - (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants. - (cmp_nz_ashift_1): Use CCNZ mode. - (cmp_nz_set_ashift_1): Likewise. - (ctrapsi4): Use comparison_operator predicate. - (ctrapdi4): Likewise. - (trapsi_insn): Use icc_comparison_operator predicate. - (trapdi_insn): Likewise. - (edge8 patterns): Use CCNZmode. - (edge16 patterns): Likewise. - (edge32 patterns): Likewise. - -2016-10-11 Eric Botcazou <ebotcazou@adacore.com> - - * config/visium/visium-modes.def (CC_NOOV): Rename into... - (CCNZ): ...this. - (CC_BTST): Rename into... - (CCC): ...this. - * config/visium/predicates.md (real_add_operand): New. - (visium_btst_operator): Rename into... - (visium_equality_comparison_operator): ...this. - (visium_noov_operator): Rename into... - (visium_nz_comparison_operator): ...this. - (visium_c_comparison_operator): New. - (visium_branch_operator): Adjust and deal with all CC modes. - * config/visium/visium.c (visium_adjust_cost): Adjust. - (visium_split_double_add): Use the *_set_carry patterns. - (visium_select_cc_mode): Add support for CCC mode and adjust. - (output_cbranch): Adjust and use the carry-based operators for - floating-point comparisons. - * config/visium/visium.md (flags_subst_arith): Adjust. - (addsi3_insn_set_carry): New instruction. - (subsi3_insn_set_carry): Likewise. - (negsi2_insn_set_carry): Likewise. - (btst): Adjust. - (cmp<mode>_sne): Likewise. - (cbranch<mode>4): Use ordered_comparison_operator. - (cbranch<mode>4_insn): Likewise. - (cbranchsi4_btst_insn): Adjust. - -2016-10-11 Tom de Vries <tom@codesourcery.com> - - PR middle-end/77558 - * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE - special-casing. - -2016-10-11 Eric Botcazou <ebotcazou@adacore.com> - - * tree.h (build_complex_type): Add second parameter with default. - * tree.c (build_complex_type): Add NAMED second parameter and adjust - recursive call. Create a TYPE_DECL only if NAMED is true. - (build_common_tree_nodes): Pass true in calls to build_complex_type. - -2016-10-11 Georg-Johann Lay <avr@gjlay.de> - - New avr-passes.def to register AVR specific passes. - - * config/avr/avr-passes.def: New file. - * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def. - * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare. - (make_avr_pass_recompute_note): New proto. - * config/avr/avr.c (make_avr_pass_recompute_notes): New function. - (avr_pass_recompute_notes): Use anonymous namespace. - (avr_register_passes): Remove function... - (avr_option_override): ...and its call. - -2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com> - - * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with - PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with - PTF_AVOID_BRANCHLIKELY_SPEED for others. - (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune - flags. - * config/mips/mips.c (mips_option_override): Enable the branch - likely depending on the tune flags and optimization level. - * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove. - (PTF_AVOID_BRANCHLIKELY_SPEED): Define. - (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise. - (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise. - -2016-10-11 Richard Biener <rguenther@suse.de> - - * lto-streamer-out.c (collect_block_tree_leafs): New helper. - (output_function): Properly stream the whole block tree. - * lto-streamer-in.c (input_function): Likewise. - -2016-10-11 Marek Polacek <polacek@redhat.com> - - * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o. - -2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org> - - * tree-vrp.c (evrp_dom_walker::try_add_new_range): New. - (evrp_dom_walker::before_dom_children): Infer and push new value - ranges for x in y < x. - -2016-10-10 Joseph Myers <joseph@codesourcery.com> - - PR target/77586 - * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p) - (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove. - * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise. - * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise. - * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE) - (IA64_NO_LIBGCC_TFMODE): Likewise. - -2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org> - - * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before - copying. - -2016-10-10 Andreas Tobler <andreast@gcc.gnu.org> - - * config.gcc: Add aarch64-*-freebsd* support. - * config.host: Likewise. - * config/aarch64/aarch64-freebsd.h: New file. - * config/aarch64/t-aarch64-freebsd: Ditto. - -2016-10-10 Jeff Law <law@redhat.com> - - PR tree-optimization/71947 - * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then - B with A within a single statement. - -2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - PR tree-optimization/77824 - * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return - zero cost for copies. - (find_candidates_dom_walker::before_dom_children): Replace - MODIFY_EXPR with SSA_NAME. - (replace_mult_candidate): Likewise. - (replace_profitable_candidates): Likewise. - -2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390.h: Wrap more macros args in brackets and fix - -2016-10-10 Georg-Johann Lay <avr@gjlay.de> - - * config/avr/gen-avr-mmcu-texi.c (string.h): Include. - -2016-10-10 Andreas Schwab <schwab@suse.de> - - PR target/77738 - * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop - pseudo is not DImode. - -2016-10-10 Claudiu Zissulescu <claziss@synopsys.com> - - * common/config/arc/arc-common.c (arc_option_optimization_table): - Remove compact casesi option. - * config/arc/arc.c (arc_override_options): Use compact casesi - option only for pre-ARCv2 cores. - * doc/invoke.texi (mcompact-casesi): Update text. - -2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com> - - * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED): - Add macro to say we can efficiently handle overlapping unaligned - loads. - * config/rs6000/rs6000.c (expand_block_compare): Avoid generating - poor code for processors older than p8. - -2016-10-09 Eric Botcazou <ebotcazou@adacore.com> - - * gen-pass-instances.awk: Remove GNUism. - -2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to - NULL of (*ipcp_transformations)][node->uid]. - -2016-10-09 John David Anglin <danglin@gcc.gnu.org> - - * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment. - (MALLOC_ABI_ALIGNMENT): Define. - -2016-10-09 Jakub Jelinek <jakub@redhat.com> - - * tree-ssa.c (target_for_debug_bind, verify_phi_args, - ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or - VAR_OR_FUNCTION_DECL_P macros. - * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds, - chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref, - chkp_find_bounds_1): Likewise. - * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise. - * hsa-gen.c (get_symbol_for_decl): Likewise. - * cgraphunit.c (check_global_declaration, analyze_functions, - handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk): - Likewise. - * gimple-fold.c (can_refer_decl_in_current_unit_p, - canonicalize_constructor_val, gimple_get_virt_method_for_vtable): - Likewise. - * tree.c (set_decl_section_name, copy_node_stat, - need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r, - merge_dllimport_decl_attributes, handle_dll_attribute, - decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p, - verify_type): Likewise. - * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior, - find_explicit_erroneous_behavior): Likewise. - * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise. - * ipa.c (process_references): Likewise. - * tree-chkp-opt.c (chkp_get_check_result): Likewise. - * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl, - notice_global_symbol, assemble_variable, mark_decl_referenced, - build_constant_desc, output_constant_def_contents, do_assemble_alias, - make_decl_one_only, default_section_type_flags, - categorize_decl_for_section, default_encode_section_info): Likewise. - * trans-mem.c (requires_barrier): Likewise. - * gimple-expr.c (mark_addressable): Likewise. - * cfgexpand.c (add_scope_conflicts_1, expand_one_var, - expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p, - expand_debug_expr): Likewise. - * tree-dump.c (dequeue_and_dump): Likewise. - * ubsan.c (instrument_bool_enum_load): Likewise. - * tree-pretty-print.c (print_declaration): Likewise. - * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise. - * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise. - * asan.c (asan_protect_global, instrument_derefs): Likewise. - * tree-into-ssa.c (rewrite_stmt, maybe_register_def, - pass_build_ssa::execute): Likewise. - * var-tracking.c (var_debug_decl, track_expr_p): Likewise. - * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost): - Likewise. - * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use): - Likewise. - * tree-inline.c (insert_debug_decl_map, remap_ssa_name, - can_be_nonlocal, remap_decls, copy_debug_stmt, - initialize_inlined_parameters, add_local_variables, - reset_debug_binding, replace_locals_op): Likewise. - * dse.c (can_escape): Likewise. - * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p): - Likewise. - * tree-diagnostic.c (default_tree_printer): Likewise. - * tree-streamer-in.c (unpack_ts_decl_common_value_fields, - unpack_ts_decl_with_vis_value_fields, - lto_input_ts_decl_common_tree_pointers): Likewise. - * builtins.c (builtin_save_expr, fold_builtin_expect, - readonly_data_expr): Likewise. - * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var, - create_variable_info_for, set_uids_in_ptset, visit_loadstore): - Likewise. - * gimple-streamer-out.c (output_gimple_stmt): Likewise. - * gimplify.c (force_constant_size, gimplify_bind_expr, - gimplify_decl_expr, gimplify_var_or_parm_decl, - gimplify_compound_lval, gimplify_init_constructor, - gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare, - gimplify_type_sizes): Likewise. - * cgraphbuild.c (record_reference, record_type_list, mark_address, - mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise. - * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p, - remove_unused_locals): Likewise. - * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal, - ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise. - * function.c (instantiate_expr, instantiate_decls_1, - setjmp_vars_warning, add_local_decl): Likewise. - * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs): - Likewise. - * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op, - va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes, - optimize_va_list_gpr_fpr_size): Likewise. - * tree-nrv.c (pass_nrv::execute): Likewise. - * tsan.c (instrument_expr): Likewise. - * tree-ssa-dce.c (remove_dead_stmt): Likewise. - * vtable-verify.c (verify_bb_vtables): Likewise. - * tree-dfa.c (ssa_default_def, set_ssa_default_def, - get_ref_base_and_extent): Likewise. - * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2): - Likewise. - * tree-sra.c (static bool constant_decl_p, find_var_candidates, - analyze_all_variable_accesses): Likewise. - * tree-nested.c (get_nonlocal_debug_decl, - convert_nonlocal_omp_clauses, note_nonlocal_vla_type, - note_nonlocal_block_vlas, convert_nonlocal_reference_stmt, - get_local_debug_decl, convert_local_omp_clauses, - convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls): - Likewise. - * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise. - * stmt.c (decl_overlaps_hard_reg_set_p): Likewise. - * dbxout.c (dbxout_late_global_decl, dbxout_type_fields, - dbxout_symbol, dbxout_common_check): Likewise. - * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1, - string_constant): Likewise. - * hsa.c (hsa_get_declaration_name): Likewise. - * passes.c (rest_of_decl_compilation): Likewise. - * tree-ssanames.c (make_ssa_name_fn): Likewise. - * tree-streamer-out.c (pack_ts_decl_common_value_fields, - pack_ts_decl_with_vis_value_fields, - write_ts_decl_common_tree_pointers): Likewise. - * stor-layout.c (place_field): Likewise. - * symtab.c (symtab_node::maybe_create_reference, - symtab_node::verify_base, symtab_node::make_decl_local, - symtab_node::copy_visibility_from, - symtab_node::can_increase_alignment_p): Likewise. - * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor, - decl_by_reference_p, reference_to_unused, rtl_for_decl_location, - fortran_common, add_location_or_const_value_attribute, - add_scalar_info, add_linkage_name, set_block_abstract_flags, - local_function_static, gen_variable_die, dwarf2out_late_global_decl, - optimize_one_addr_into_implicit_ptr, - optimize_location_into_implicit_ptr): Likewise. - * gimple-low.c (record_vars_into): Likewise. - * ipa-visibility.c (update_vtable_references): Likewise. - * tree-ssa-address.c (fixed_address_object_p, copy_ref_info): - Likewise. - * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value, - DFS::DFS_write_tree_body, write_symbol): Likewise. - * langhooks.c (lhd_warn_unused_global_decl, - lhd_set_decl_assembler_name): Likewise. - * attribs.c (decl_attributes): Likewise. - * except.c (output_ttype): Likewise. - * varpool.c (varpool_node::get_create, ctor_for_folding, - varpool_node::assemble_decl, varpool_node::create_alias): Likewise. - * fold-const.c (fold_unary_loc): Likewise. - * ipa-prop.c (ipa_compute_jump_functions_for_edge, - ipa_find_agg_cst_from_init): Likewise. - * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg, - expand_omp_target, lower_omp_regimplify_p, - grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls, - find_link_var_op): Likewise. - * tree-chrec.c (chrec_contains_symbols): Likewise. - * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1, - gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates, - execute_fixup_cfg): Likewise. - - PR tree-optimization/77901 - * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize - if ranges[i].exp is SSA_NAME when looking for >= and only when - ranges[i].exp is NULL or SSA_NAME when looking for the other - comparison. - -2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - * ipa-cp.c (ipcp_alignment_lattice): Remove. - (ipcp_param_lattices): Remove field alignment. - (print_all_lattices): Remove call to ipcp_alignment_lattice::print. - (set_all_contains_variable): Remove call to - ipcp_alignment_lattice::set_to_bottom. - (initialize_node_lattices): Likewise. - (propagate_alignment_accross_jump_function): Remove. - (propagate_constants_accross_call): Remove call to - propagate_alignment_accross_jump_function. - (ipcp_store_alignment_results): Remove. - (ipcp_driver): Remove call to ipcp_store_alignment_results. - (propagate_bits_accross_jump_function): Handle ancestor jump function. - * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove - pretty-printing of alignment jump function. - (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known. - (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for - alignments and remove computing ipa_alignment jump function. - (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments. - (ipa_write_jump_functions): Remove streaming for ipa_alignment. - (ipa_read_jump_function): Remove reading of ipa_alignment. - (write_ipcp_transformation_info): Remove streaming for alignment - propagation summary. - (read_ipcp_transformation_info): Remove reading of alignment - propagation summary. - (ipcp_update_alignments): Remove. - (ipcp_update_bits): Adjust to set alignment for parameters of pointer - type. - (ipcp_transform_function): Remove call to ipcp_update_alignments() - and remove assignment to (*ipcp_transformations)[node->uid].alignments. - * ipa-prop.h (ipa_alignment): Remove. - (ipa_jump_func): Remove field alignment. - (ipcp_transformation_summary): Remove field alignments. - * doc/invoke.texi: Mark fipa-cp-alignment as obsolete. - * opts.c (default_options_table): Remove entry for fipa-cp-alignment. - (enable_fdo_optimizations): Remove checking for fipa-cp-alignment. - -2016-10-08 Eric Botcazou <ebotcazou@adacore.com> - - * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc. - - * config/visium/visium.c (visium_expand_int_cstore): Revert latest - change. - (visium_expand_fp_cstore): Likewise. - -2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - * diagnostic-core.h (warning_at_rich_loc_n): Declare. - * diagnostic.c (warning_at_rich_loc_n): New function. - (diagnostic_n_impl_richloc): Likewise. - (diagnostic_n_impl): Move most of the function to - diagnostic_n_impl_richloc and call it. - -2016-10-08 Jakub Jelinek <jakub@redhat.com> - - * gen-pass-instances.awk: Rewritten. - * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass - $(PASSES_EXTRA) after passes.def to the script. - * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def. - * config/i386/i386-passes.def: New file. - * config/i386/i386-protos.h (make_pass_insert_vzeroupper, - make_pass_stv): Declare. - * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to - false. - (pass_stv::gate): Depending on timode_p member require TARGET_64BIT - or !TARGET_64BIT. - (pass_stv::clone, pass_stv::set_pass_param): New methods. - (pass_stv::timode_p): New non-static data member. - (ix86_option_override): Don't register passes here. - - * doc/invoke.texi: Document accepting Else, fallthrough. - - * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment - style changes. - - * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted - FALLTHRU comment styles. - -2016-10-07 Andrew Pinski <apinski@cavium.com> - - * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end. - * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise. - * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR): - Likewise. - * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION): - Likewise. - * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION): - Likewise. - * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here. - (AARCH64_ARCH): Likewise. - * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION): - Likewise. - (AARCH64_CORE): Likewise. - (AARCH64_ARCH): Likewise. - * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise. - (AARCH64_EXTRA_TUNING_OPTION): Likewise. - * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise. - (AARCH64_EXTRA_TUNING_OPTION): Likewise. - (AARCH64_ARCH): Likewise. - (AARCH64_CORE): Likewise. - * config/aarch64/aarch64.h (AARCH64_CORE): Likewise. - * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise. - (AARCH64_CORE): Likewise. - (AARCH64_ARCH): Likewise. - -2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split - -mfloat128 into -mfloat128-type that enables the IEEE 128-bit - floating point type infrastructre, and -mfloat128 that enables the - keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__ - if -mfloat128-type. Define __ibm128 to be long double by default. - * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether - the IEEE 128-bit floating point type infrastructure should - automatically be enabled. - (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type - instead of -mfloat128 to enable KFmode. - (rs6000_option_override_internal): Split the option -mfloat128 - into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit - systems, automatically set -mfloat128-type, but don't enable it on - other operating systems. Move setting the long double size and - IEEE quad support before the IEEE 128-bit floating point changes. - (rs6000_init_builtins): Do not create a unique type for __ibm128 - if long double is IBM extended double, instead rely on __ibm128 - being defined as 'long double'. If -mfloat128-type and not - -mfloat128, create the KFmode type with an undocumented __ieee128 - keyword. - (rs6000_init_libfuncs): Use -mfloat128-type instead of - -mfloat128 for tests about the types, but keep tests for - -mfloat128 to enable the keyword support. - (rs6000_complex_function_value): Likewise. - (rs6000_scalar_mode_supported_p): Likewise. - (rs6000_floatn_mode): Likewise. - (rs6000_c_mode_for_suffix): Likewise. - (rs6000_opt_masks): Add -mfloat128-type. - * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for - -mfloat128-type being split from -mfloat128. Add - -mfloat128-hardware, which was missing. - * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into - -mfloat128 and -mfloat128-type: - (-mfloat128-type): Likewise. - * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so - that 64-bit Linux systems with enable -mfloat128-type by default - on VSX systems. - * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise. - (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use - -mfloat128-type instead of -mfloat128. - (FLOAT128_2REG_P): Likewise. - (MASK_FLOAT128_TYPE): Likewise. - (ALTIVEC_ARG_MAX_RETURN): Likewise. - (RS6000_BTM_FLOAT128): Likewise. - (TARGET_FLOAT128): Poison old identifiers. - (OPTION_MASK_FLOAT128): Likewise. - (MASK_FLOAT128): Likewise. - * config/rs6000/rs6000.md (FP): Likewise. - (FLOAT128): Likewise. - (fix_trunc<mode>di2): Likewise. - (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise. - (floatdi<mode>2): Likewise. - (floatuns<SDI:mode><IEEE128:mode>2): Likewise. - (neg<mode>2, FLOAT128 iterator): Likewise. - (abs<mode>2, FLOAT128 iterator): Likewise. - (ieee_128bit_negative_zero): Likewise. - (ieee_128bit_vsx_neg<mode>2): Likewise. - (ieee_128bit_vsx_neg<mode>2_internal): Likewise. - (ieee_128bit_vsx_abs<mode>2): Likewise. - (ieee_128bit_vsx_abs<mode>2_internal): Likewise. - (ieee_128bit_vsx_nabs<mode>2): Likewise. - (ieee_128bit_vsx_nabs<mode>2_internal): Likewise. - (extendiftf2): Likewise. - (extendifkf2): Likewise. - (extendtfkf2): Likewise. - (trunciftf2): Likewise. - (truncifkf2): Likewise. - (trunckftf2): Likewise. - (trunctfif2): Likewise. - (extendkftf2): Likewise. - (trunctfkf2): Likewise. - -2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array - before merging in bytes to pass down to real_from_target. - -2016-10-07 Richard Biener <rguenther@suse.de> - - * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer - required hack. - (substitute_and_fold_dom_walker::before_dom_children): - Substitute and fold before pass specific folding to avoid - feeding that with SSA names that will be later released. - * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names - introduced by folding and visited by evaluate_stmt called during - ccp_fold_stmt. - (likely_value): Likewise. - (evaluate_stmt): Likewise. - * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt. - (simplify_div_or_mod_using_ranges): Likewise. - (simplify_min_or_max_using_ranges): Likewise. - (simplify_abs_using_ranges): Likewise. - (simplify_conversion_using_ranges): Likewise. - (simplify_float_conversion_using_ranges): Likewise. - (simplify_stmt_using_ranges): Likewise. - -2016-10-07 Marek Polacek <polacek@redhat.com> - - * gimplify.c (should_warn_for_implicit_fallthrough): Check for - FALLTHROUGH_LABEL_P here... - (warn_implicit_fallthrough_r): ...not here. - -2016-10-07 Bernd Schmidt <bschmidt@redhat.com> - - PR tree-optimization/77880 - * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where - necessary. - -2016-10-07 Marek Polacek <polacek@redhat.com> - - PR c++/77803 - * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH (). - -2016-10-07 Richard Biener <rguenther@suse.de> - - * bitmap.h: Document constraints on bitmap modification while - iterating over it. - -2016-10-07 Richard Biener <rguenther@suse.de> - - * bitmap.c (bitmap_elem_to_freelist): Set indx to -1. - * bitmap.h (bmp_iter_set): When advancing to the next element - check that we didn't remove the current one. - (bmp_iter_and): Likewise. - (bmp_iter_and_compl): Likewise. - * tree-ssa.c (release_defs_bitset): Do not remove worklist bit - we currently iterate on but keep a one-level queue. - * sched-deps.c (remove_from_deps): Do not clear current bit - but keep a one-level queue. - -2016-10-07 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/77664 - * tree-ssa-reassoc.c (update_range_test): Also clear low and high - for the other ranges. - (optimize_range_tests_diff): Fix up formatting. - (optimize_range_tests_var_bound): New function. - (optimize_range_tests): Use it. - -2016-10-07 Martin Liska <mliska@suse.cz> - - * coverage.c (build_gcov_exit_decl): Fix priority what - should be really 99. - -2016-10-07 Richard Biener <rguenther@suse.de> - - * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of - vars in gimple_bind_vars but not in BLOCK_VARS. - -2016-10-07 Richard Biener <rguenther@suse.de> - - PR tree-optimization/77879 - * tree-ssa-structalias.c (handle_const_call): Properly handle - NRV return slots. - (handle_pure_call): Likewise. - -2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com> - - * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor) - (rs6000_elf_asm_out_destructor): increase size of buf to avoid - possible overflow. - -2016-10-06 Andrew Pinski <apinski@cavium.com> - - * config/aarch64/aarch64-cores.def: Add a comment before each - set of cores. - -2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org> - - PR tree-optimization/77862 - * tree-vrp.c (add_equivalence): Use get_value_range so that - num_vr_values is checked before accessing vr_values. - -2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org> - - * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle - POINTER_TYPE_P. - -2016-10-05 Jeff Law <law@redhat.com> - - PR tree-optimization/71661 - * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when - removal of a forwarder exposes a new natural loop. - -2016-10-06 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments. - Introduce ssesuffix variable. - (<mask_codefor><code><mode>3<mask_name>): Ditto. - (*<code><mode>3): Ditto. - -2016-10-06 Jan Hubicka <hubicka@ucw.cz> - - * postreload.c (reload_cse_simplify): Skip also USE when detecting - noop move. - -2016-10-06 Richard Biener <rguenther@suse.de> - - PR tree-optimization/77855 - * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove - instead of removing the current item while iterating over the set - which is not safe. - -2016-10-06 James Clarke <jrtc27@jrtc27.com> - Eric Botcazou <ebotcazou@adacore.com> - - PR target/77759 - * config/sparc/sparc.c (classify_data_t): Remove int_regs field. - (classify_registers): Don't set it - (function_arg_slotno): Don't initialize and test it. Tidy up. - -2016-10-06 Richard Biener <rguenther@suse.de> - - PR tree-optimization/77839 - * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value - lattice transition. - -2016-10-06 Martin Liska <mliska@suse.cz> - - * gcc.c: Set -fprofile-update=atomic when profiling is - enabled and -pthread is set. Warn when one combines - -pthread and -fprofile-update=single for an app using - profiling code. - -2016-10-06 Martin Liska <mliska@suse.cz> - - PR bootstrap/77788 - * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert. - * gimple-ssa-strength-reduction.c (slsr_process_cast): - Initialize a pointer to NULL. - (slsr_process_copy): Likewise. - * input.c (location_get_source_line): Likewise. - * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise. - -2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com> - - * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET, - OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions. - (ix86_handle_option): Deleted handle of OPT_mpcommit. - * config.gcc: Deleted pcommitintrin.h - * config/i386/pcommitintrin.h: Deleted file. - * config/i386/cpuid.h (bit_PCOMMIT): Deleted. - * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit - detection. - * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define - __PCOMMIT__. - * config/i386/i386.c (ix86_target_string): Deleted -mpcommit. - (PTA_PCOMMIT): Deleted define. - (ix86_option_override_internal): Deleted handle of option. - (ix86_valid_target_attribute_inner_p): Deleted pcommit. - * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT, - __builtin_ia32_pcommit): Deleted. - * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted. - * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT. - (pcommit): Deleted instruction. - * config/i386/i386.opt: Mention -mpcommit deprecation. - * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h. - -2016-10-05 Uros Bizjak <ubizjak@gmail.com> - - PR target/77874 - * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>): - Remove wrong assert. - (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>: - Use <round_constraint> as operand 1 constraint. - -2016-10-05 Jakub Jelinek <jakub@redhat.com> - - PR sanitizer/66343 - * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here. - (ubsan_instrument_float_cast): And not here. - - PR sanitizer/66343 - * ubsan.c (ubsan_ids): New GTY(()) array. - (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids - instead of static local counters. - -2016-10-05 Martin Sebor <msebor@redhat.com> - - PR bootstrap/77819 - * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro. - * config/linux.c (gnu_libc_printf_pointer_format): Remove. - * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC] - (default_printf_pointer_format): Define function. - * targhooks.c (linux_printf_pointer_format): Define new function. - * targhooks.h (linux_printf_pointer_format): Declare. - (gnu_libc_printf_pointer_format): Remove declaration. - -2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * fold-const.c (native_encode_real): Fix logic for selecting offset - to write to when BYTES_BIG_ENDIAN. - -2016-10-05 Wilco Dijkstra <wdijkstr@arm.com> - - * builtins.c (fold_builtin_strchr): Remove function. - (fold_builtin_strrchr): Likewise. - (fold_builtin2): Remove strchr, index, strrchr, rindex cases. - * gimple-fold.c (target_char_cst_p): New function. - (gimple_fold_builtin_strchr) Add more foldings. - (gimple_fold_builtin): Add index, strrchr, rindex cases. - -2016-10-05 Richard Biener <rguenther@suse.de> - - PR middle-end/77863 - * genmatch.c (capture_info::walk_c_expr): Diagnose unknown - capture ids in c-exprs. - -2016-10-05 Richard Biener <rguenther@suse.de> - - PR middle-end/77826 - * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p - with types_match for GIMPLE code gen to handle type mismatched - constants properly. - (dt_operand::gen): Adjust. - * match.pd ((X /[ex] A) * A -> X): Properly handle converted - and constant A. - -2016-10-05 Richard Biener <rguenther@suse.de> - - * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern. - -2016-10-05 Richard Biener <rguenther@suse.de> - - PR middle-end/77842 - * genmatch.c (parser::parse_c_expr): Handle premature EOF. - -2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com> - - * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF - version check to protect only DW_TAG_imported_module generation. - -2016-10-05 Richard Biener <rguenther@suse.de> - - PR middle-end/55152 - * match.pd (min(a,-a) -> -abs(a)): New pattern. - -2016-10-04 Ian Lance Taylor <iant@golang.org> - - * explow.c (allocate_dynamic_stack_space): Call - do_pending_stack_adjust before handling flag_split_stack. - -2016-10-04 David Malcolm <dmalcolm@redhat.com> - - * genattrtab.c (make_internal_attr): Supply dummy column number to - file_location ctor. - (main): Likewise. - * genoutput.c (init_insn_for_nothing): Likewise. - * gensupport.c (add_define_attr): Likewise. - * read-md.c (message_at_1): Print column number. - (fatal_with_file_and_line): Likewise. - (rtx_reader::read_char): Track column numbers. - (rtx_reader::unread_char): Likewise. - (rtx_reader::rtx_reader): Initialize m_read_md_colno. - (rtx_reader::handle_include): Stash and restore m_read_md_colno. - (rtx_reader::handle_file): Initialize m_read_md_colno. - (rtx_reader::get_current_location): Supply column number to - file_location ctor. - * read-md.h (struct file_location): Add field "colno". - (file_location::file_location): Likewise. - (rtx_reader::get_colno): New accessor. - (rtx_reader::m_read_md_colno): New field. - (rtx_reader::m_last_line_colno): New field. - -2016-10-04 Jakub Jelinek <jakub@redhat.com> - - * doc/extend.texi (Java Exceptions): Remove. - (java_interface): Remove. - -2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com> - - PR tree-optimization/77808 - * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr - and addr are different before copying points-to information. - -2016-10-04 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove. - * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove. - * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead - of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops. - -2016-10-04 Richard Biener <rguenther@suse.de> - - PR tree-optimization/77399 - * tree-ssa-forwprop.c (simplify_vector_constructor): Properly - verify the target can convert. - -2016-10-04 Richard Biener <rguenther@suse.de> - - PR middle-end/77833 - * explow.c (plus_constant): Verify the mode of the constant - pool offset before calling plus_constant. - -2016-10-04 Richard Biener <rguenther@suse.de> - - PR middle-end/77407 - * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector - type support, mark with :C. - (X / -X -> -1): Mark with :C. - -2016-10-04 Jakub Jelinek <jakub@redhat.com> - - * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove. - * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison. - * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove. - * doc/tm.texi: Regenerated. - * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove. - * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove. - * config/darwin.h (JCR_SECTION_NAME): Remove. - * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove. - * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove. - * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove. - * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove. - * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove. - * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove. - -2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space - between "because" and "param" in dump message in call to fprintf. - -2016-10-03 Jeff Law <law@redhat.com> - - PR tree-optimization/71550 - PR tree-optimization/71403 - * tree-ssa-threadbackward.c: Include tree-vectorizer.h - (profitable_jump_thread_path): Also return boolean indicating if - the realized path will create an irreducible loop. - Remove loop depth tests from 71403. - (fsm_find_control_statement_thread_paths): Remove loop depth tests - from 71403. If threading will create an irreducible loop, then - throw away loop iteration and related information. - -2016-10-03 Uros Bizjak <ubizjak@gmail.com> - - * configure.ac (strict_warn): Merge -Wmissing-format-attribute and - -Woverloaded-virtual checks for warning options. - * configure: Regenerate. - -2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de> - - PR preprocessor/77699 - * input.c (maybe_grow): Don't allocate one byte extra headroom. - (get_next_line): Return false on error. - (read_next_line): Removed, use get_next_line instead. - (read_line_num): Don't copy the line. - (location_get_source_line): Don't use static data. - (selftest::test_reading_source_line): Add more test cases. - -2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - Revert - 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * ifcvt.c (noce_try_avoid_const_materialization): New function. - (noce_process_if_block): Use it. - -2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de> - - * doc/invoke.texi: Update -Wint-in-bool-context. - -2016-10-02 Jakub Jelinek <jakub@redhat.com> - - * dwarf2out.c (output_fde, output_call_frame_info, - dwarf2out_do_cfi_startproc, set_indirect_string, - gen_internal_sym, output_die, output_line_info): Use - MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for - ASM_GENERATE_INTERNAL_LABEL output. - -2016-10-01 Richard Biener <rguenther@suse.de> - - PR middle-end/77798 - * genmatch.c (get_operand_type): Add operand position arg - and handle COND_EXPR comparison operand with fixed boolean_type_node. - (expr::gen_transform): Adjust. - (dt_simplify::gen_1): Likewise. - -2016-10-01 Jakub Jelinek <jakub@redhat.com> - - * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU - comments. Simplify asserts, remove unnecessary conditions. - Formatting fixes. - (*<code><mode>3): Likewise. - -2016-09-30 Jakub Jelinek <jakub@redhat.com> - - * doc/invoke.texi (-Wregister): Document. - -2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de> - - * configure.ac: Split CHECKING_P into CHECKING_P and - ENABLE_EXTRA_CHECKING. - * configure: Regenerated. - * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING. - * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING. - -2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com> - - PR other/31566 - * gcc.c (process_command): For @filename handling, output - the correct name if the file does not exist. - -2016-09-30 Marek Polacek <polacek@redhat.com> - - * config/aarch64/aarch64-simd.md: Adjust fall through comments. - * config/alpha/predicates.md: Likewise. - -2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * ifcvt.c (noce_try_avoid_const_materialization): New function. - (noce_process_if_block): Use it. - -2016-09-30 Martin Liska <mliska@suse.cz> - - * doc/invoke.texi: Document asan-use-after-return that - it's disabled by default in runtime. - -2016-09-30 Richard Biener <rguenther@suse.de> - - * tree-vrp.c (intersect_ranges): If we failed to handle - the intersection choose a constant singleton range if available. - -2016-09-30 Richard Biener <rguenther@suse.de> - - PR tree-optimization/77399 - * tree-ssa-forwprop.c (simplify_vector_constructor): Handle - float <-> int conversions. - -2016-09-30 Alan Modra <amodra@gmail.com> - - * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change. - -2016-09-29 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum - ext_level before calling CPUID with 0x80000008. - Simplify xgetbv checks. - -2016-09-29 David Malcolm <dmalcolm@redhat.com> - - * Makefile.in (OBJS): Add print-rtl-function.o. - * print-rtl-function.c: New file. - * print-rtl.h (print_rtx_function): New decl. - -2016-09-29 Uros Bizjak <ubizjak@gmail.com> - - PR target/77756 - * config/i386/cpuid.h (__get_cpuid_count): New. - (__get_cpuid): Rename __level to __leaf. - -2016-09-29 Marek Polacek <polacek@redhat.com> - - * genattrtab.c (write_attr_case): Also emit FALLTHRU marker. - -2016-09-29 Bernd Schmidt <bschmidt@redhat.com> - - PR target/77718 - * builtins.c (expand_builtin_memcmp): Don't swap args unless - result is only being compared with zero. - -2016-09-29 Marek Polacek <polacek@redhat.com> - - * dwarf2out.c (loc_descriptor): Add fall through comment. - (add_const_value_attribute): Likewise. - -2016-09-29 Matthew Wahab <matthew.wahab@arm.com> - - * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute - with "v6t2". Move "arch" attribute above "pool_range". - * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute - with "v6t2". - (*thumb2_movhi_vfp): Likewise. - (*arm_movhi_fp16): Likewise. - (*thumb2_movhi_fp16): Likewise. - (*arm_movsi_vfp): Remove "arch" attribute. - (*thumb2_movsi_vfp): Likewise. - -2016-09-29 Martin Liska <mliska@suse.cz> - - * doc/extend.texi: Remove limitation of Objective C for - __attribute__((constructor)) and __attribute__((destructor)). - -2016-09-29 Richard Biener <rguenther@suse.de> - - PR tree-optimization/77768 - * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): - Handle stores to readonly memory when removing redundant stores. - -2016-09-29 Richard Biener <rguenther@suse.de> - - PR middle-end/77407 - * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and - X / -X -> -1 simplifications. - -2016-09-29 Richard Biener <rguenther@suse.de> - - PR middle-end/55152 - * match.pd: Add max(a,-a) -> abs(a) pattern. - * tree-ssa-phiopt.c (minmax_replacement): Disable for - HONOR_SIGNED_ZEROS types. - -2016-09-29 James Greenhalgh <james.greenhalgh@arm.com> - - * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove. - * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison. - -2016-09-29 Richard Biener <rguenther@suse.de> - - * tree-vrp.c (set_defs_to_varying): New helper avoiding - writing to vr_const_varying. - (vrp_initialize): Call it. - (vrp_visit_stmt): Likewise. - (evrp_dom_walker::before_dom_children): Likewise. - -2016-09-29 Richard Biener <rguenther@suse.de> - - * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector - constructors with vector elements. - -2016-09-29 Richard Biener <rguenther@suse.de> - - PR tree-optimization/77768 - * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal - with stores to a place we know has a constant value. - -2016-09-29 Alan Modra <amodra@gmail.com> - - * config/rs6000/sysv4.opt (mgnu-attribute): New option. - * doc/invoke.texi: Document it. - * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define. - (rs6000_passes_float): Comment. - (rs6000_passes_long_double): New static var. - (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set. - (init_cumulative_args): Set up to emit fp .gnu_attribute for - ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float - to include fp values returned in vectors. - Set rs6000_passes_long_double. - (rs6000_function_arg_advance_1): Likewise for function args. - (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs, - and SPE. Emit long double tag value too. - (rs6000_opt_vars): Add gnu-attr. - * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test. - * configure: Regenerate. - * config.in: Regenerate. - -2016-09-28 Jakub Jelinek <jakub@redhat.com> - - * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead - of 0 < x. - (format_floating, format_string, format_directive, - get_destination_size, pass_sprintf_length::handle_gimple_call): - Likewise. - -2016-09-28 Jakub Jelinek <jakub@redhat.com> - - * gimple-ssa-sprintf.c: Fix comment formatting. - (format_integer): Use is_gimple_assign. - (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p - and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up - BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment. - (pass_sprintf_length::execute): Use is_gimple_call. - -2016-09-28 Wilco Dijkstra <wdijkstr@arm.com> - - * gimple-fold.c (gimple_fold_builtin): After failing to fold - strchr, also try the generic folding. - -2016-09-28 Martin Sebor <msebor@redhat.com> - - PR c/77762 - * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): - Fix typos. - -2016-09-28 Martin Sebor <msebor@redhat.com> - - PR middle-end/77683 - * gimple-ssa-sprintf.c (format_integer): Fail gracefully when - length modifier is not expected. - (format_floating): Ignore l length modifier and fail gracefuly - when it isn't one of the other expected ones. - -2016-09-28 Martin Sebor <msebor@redhat.com> - - PR bootstrap/77753 - * varasm.c (assemble_addr_to_section): Increase local buffer size. - -2016-09-27 Richard Biener <rguenther@suse.de> - - * dwarf2out.c (cu_die_list): New global. - (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add - main_comp_unit_die to cu_die_list if we created it. - Move break_out_includes ... - (dwarf2out_early_finish): ... here. Push created CU DIEs onto - the cu_die_list. - -2016-09-28 Richard Biener <rguenther@suse.de> - - * dwarf2out.c (struct die_struct): Add removed flag. - (lookup_type_die): If the DIE is marked as removed, clear - TYPE_SYMTAB_DIE and return NULL. - (lookup_decl_die): If the DIE is marked as removed, remove it - from the hash and return NULL. - (mark_removed): New helper. - (prune_unused_types_prune): Call it for removed DIEs. - (gen_subprogram_die): Move the premark_used_types call to after - DIEs for the functions scopes are generated. - (process_scope_var): Do not re-create pruned types or type decls. - Make sure to also re-parent type decls. - (dwarf2out_finish): Move unused type pruning and debug_types - handling ... - (dwarf2out_early_finish): ... here. - -2016-09-29 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc-c.c: New file. - * config/arc/arc-c.def: Likewise. - * config/arc/t-arc: Likewise. - * config.gcc: Include arc-c.o as c and cpp object. - * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype. - * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use - arc_cpu_cpp_builtins. - -2016-09-29 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc.md (*rotrsi3_cnt1): New pattern. - (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise. - -2016-09-28 Nathan Sidwell <nathan@acm.org> - - * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' " - printing. - -2016-09-28 Wilco Dijkstra <wdijkstr@arm.com> - - PR tree-optimization/61056 - * gimple-fold.c (gimple_fold_builtin_strchr): - New function to optimize strchr (s, 0) to strlen. - (gimple_fold_builtin): Add BUILT_IN_STRCHR case. - -2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com> - - PR tree-optimization/77724 - * tree-vect-loop-manip.c (create_intersect_range_checks_index): - Add tree_fits_shwi_p check. - -2016-09-27 Jakub Jelinek <jakub@redhat.com> - - * auto-inc-dec.c (try_merge): Remove break after return. - * cselib.c (autoinc_split): Likewise. - * explow.c (promote_mode): Likewise. - * fixed-value.c (fixed_arithmetic): Likewise. - * hsa.c (hsa_internal_fn::get_arity): Likewise. - * rtlanal.c (modified_between_p, modified_in_p): Likewise. - * trans-mem.c (get_attrs_for): Likewise. - * tree-if-conv.c (if_convertible_stmt_p): Likewise. - * tree-vrp.c (simplify_stmt_using_ranges): Likewise. - * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise. - * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise. - * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise. - * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise. - * config/cris/cris.c (cris_op_str): Likewise. - * config/mn10300/mn10300.c (cc_flags_for_code): Likewise. - * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise. - -2016-09-27 Nathan Sidwell <nathan@codesourcery.com> - - * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES, - IFN_GOACC_REDUCTION_CODES): New. - (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum - ifn_goacc_reduction_kind): Use them. - * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg - of internal functions, when applicable. - -2016-09-27 Maciej W. Rozycki <macro@imgtec.com> - - * config/mips/constraints.md (d): Fix documentation. - * doc/md.texi (Machine Constraints): Update accordingly. - -2016-09-27 Richard Biener <rguenther@suse.de> - - * dwarf2out.c (dwarf2out_init): Move text_section_line_info, - cur_line_info_table initialization ... - (dwarf2out_assembly_start): ... here. - -2016-09-27 Matthew Wahab <matthew.wahab@arm.com> - - * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute. - * config/arm/vfp.md (*arm_movhi_vfp): Likewise. - (*thumb2_movhi_vfp): Likewise. - (*arm_movhi_fp16): Remove predication operand from VMOV.F16 - template. Expand predicable attribute to mark VMOV.F16 as not - predicable. Add "arch" attribute. - (*thumb2_movhi_fp16): Likewise. - (*arm_movsi_vfp): Break a long line. Add "arch" attribute. - (*thumb2_movsi_vfp): Add "arch" attribute. - -2016-09-27 David Edelsohn <dje.gcc@gmail.com> - - * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify - VAR_DECL string. - -2016-09-27 Marek Polacek <polacek@redhat.com> - - * config/ia64/ia64.c (ia64_print_operand): Adjust fall through - comment. - - * config/c6x/c6x.h: Adjust fall through comment. - * config/sh/sh.c (final_prescan_insn): Likewise. - * config/visium/visium.c (visium_expand_int_cstore): Likewise. - (visium_expand_fp_cstore): Likewise. - -2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form - expected by -Wimplicit-fallthrough. - (thumb1_size_rtx_costs): Likewise. - (thumb2_reorg): Likewise. - (tls_mentioned_p): Add "Fall through" comment. - (thumb2_reorg): Likewise. - * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through" - comment form expected by -Wimplicit-fallthrough. - -2016-09-27 Martin Liska <mliska@suse.cz> - - PR gcov-profile/46266 - * input.h (RESERVED_LOCATION_P): New macro. - * profile.c (branch_prob): Use RESERVED_LOCATION_P and - instread of comparison with UNKNOWN_LOCATION. - -2016-09-27 Richard Biener <rguenther@suse.de> - - PR tree-optimization/77745 - * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): - When removing redundant stores make sure to check compatibility - of the TBAA state for downstream accesses. - * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when - value-numbering virtual operands for store matches. - -2016-09-27 Oleg Endo <olegendo@gcc.gnu.org> - - PR target/51244 - * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and - movrt patterns. Match them before anything else in the SET case. - -2016-09-27 Martin Liska <mliska@suse.cz> - - PR gcov-profile/7970 - PR gcov-profile/16855 - PR gcov-profile/44779 - * coverage.c (build_gcov_exit_decl): New function. - (coverage_obj_init): Call the function and generate __gcov_exit - destructor. - * doc/gcov.texi: Document when __gcov_exit function is called. - -2016-09-27 Marek Polacek <polacek@redhat.com> - - PR bootstrap/77751 - * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn, - insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use - -Wno-error instead of -Wno-implicit-fallthrough. - -2016-09-27 Martin Liska <mliska@suse.cz> - - PR bootstrap/77749 - * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA. - -2016-09-27 Jakub Jelinek <jakub@redhat.com> - - * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments. - * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH - comments. Remove break after return. - (ix86_fp_compare_code_to_integer, has_dispatch, - ix86_simd_clone_usable): Remove break after return. - -2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de> - - PR rlt-optimization/77714 - * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on - REG_EQUAL note. - -2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org> - - PR ipa/77677 - * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use - extract_range_from_unary_expr to convert value_range. - * tree-vrp.c (extract_range_from_unary_expr_1): Rename to. - (extract_range_from_unary_expr): This. - * tree-vrp.h (extract_range_from_unary_expr): Declare. - -2016-09-27 Segher Boessenkool <segher@kernel.crashing.org> - - * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR. - -2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - * config/i386/i386.c (ix86_print_operand) - [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough. - * config/sparc/sparc.c (check_pic): Add fallthrough comment. - (epilogue_renumber): Likewise. - -2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org> - - PR middle-end/77719 - * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs - to get lhs instead of gimple_assign_lhs as stmt can be builtins too. - -2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed, - is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel, - is_mm_seq_cst, is_mm_sync): Move to ... - * memmodel.h: This. New file. - * builtins.c: Include memmodel.h. - * optabs.c: Likewise. - * tsan.c: Likewise. - * config/aarch64/aarch64.c: Likewise. - * config/alpha/alpha.c: Likewise. - * config/arm/arm.c: Likewise. - * config/i386/i386.c: Likewise. - * config/ia64/ia64.c: Likewise. - * config/mips/mips.c: Likewise. - * config/rs6000/rs6000.c: Likewise. - * config/sparc/sparc.c: Likewise. - * genconditions.c: Include memmodel.h in generated file. - * genemit.c: Likewise. - * genoutput.c: Likewise. - * genpeep.c: Likewise. - * genpreds.c: Likewise. - * genrecog.c: Likewise. - -2016-09-26 David Malcolm <dmalcolm@redhat.com> - - * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use - "c" instead when parsing characters. Move operand parsing into... - (read_rtx_operand): ...this new function, renaming "i" to "idx", - and tightening the scope of various locals. - -2016-09-26 Liu Hao <lh_mouse@126.com> - - * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo. - -2016-09-26 Marek Polacek <polacek@redhat.com> - - * system.h: Use __has_attribute to check whether the fallthrough - attribute is supported. - -2016-09-26 Marek Polacek <polacek@redhat.com> - - * ipa-inline-analysis.c (find_foldable_builtin_expect): Use - gimple_call_internal_p. - * ipa-split.c (find_return_bb): Likewise. - (execute_split_functions): Likewise. - * omp-low.c (dump_oacc_loop_part): Likewise. - (oacc_loop_xform_head_tail): Likewise. - * predict.c (predict_loops): Likewise. - * sanopt.c (pass_sanopt::execute): Likewise. - * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise. - * tree-parloops.c (oacc_entry_exit_ok_1): Likewise. - * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function. - (expand_ifn_va_arg_1): Use gimple_call_internal_p. - (expand_ifn_va_arg): Likewise. - * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise. - (optimize_mask_stores): Likewise. - * tree-vect-stmts.c (vect_simd_lane_linear): Likewise. - (vect_transform_stmt): Likewise. - * tree-vectorizer.c (vect_loop_vectorized_call): Likewise. - * tsan.c (instrument_memory_accesses): Likewise. - -2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - Alexander Monakov <amonakov@ispras.ru> - - * regrename.c (rename_chains): Check - HARD_FRAME_POINTER_IS_FRAME_POINTER rather than - HARD_FRAME_POINTER_REGNUM when picking unavailable registers. - * sel-sched.c (mark_unavailable_hard_regs): Likewise. - -2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */. - (s390_sched_score): Likewise. - -2016-09-26 Martin Liska <mliska@suse.cz> - - * doc/gcov.texi: Update program output of gcov tool. - -2016-09-26 Martin Liska <mliska@suse.cz> - - PR gcov-profile/23332 - * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA. - * tree-profile.c (gimple_gen_const_delta_profiler): Remove. - * value-prof.c (dump_histogram_value): Do not handle - HIST_TYPE_CONST_DELTA. - (stream_in_histogram_value): Likewise. - (gimple_find_values_to_profile): Likewise. - * value-prof.h (enum hist_type): Likewise. - -2016-09-26 Martin Liska <mliska@suse.cz> - - * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN - from default sanitize recover values. - * doc/invoke.texi: Fix documentation related to -fsanitize=leak, - -fsanitize=address, -fsanitize=thread and -fsanitize-recover. - * flag-types.h: Replace couple of 1 << x to 1UL << x, make it - consistent. - * opts.c (finish_options): Do a generic loop over options - that can be recovered. - (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and - SANITIZE_RETURN. - (common_handle_option): Likewise. - * opts.h: Declare can_recover to sanitizer_opts_s. - -2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com> - - * target.def(elf_flags_numeric): Change documentation to present tense. - * doc/tm.texi: Regenerate. - -2016-09-26 Marek Polacek <polacek@redhat.com> - - PR c/7652 - * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn, - insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add - -Wno-switch-fallthrough. - * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough. - (expand_builtin): Likewise. - * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise. - * convert.c (convert_to_real_1): Likewise. - (convert_to_integer_1): Likewise. - * final.c (output_alternate_entry_point): Likewise. - * genattrtab.c (make_canonical): Likewise. - (write_test_expr): Likewise. - * genpreds.c (validate_exp): Likewise. - * gimple-ssa-strength-reduction.c - (find_candidates_dom_walker::before_dom_children): Likewise. - * godump.c (go_format_type): Likewise. - * reload1.c (elimination_effects): Likewise. - * resource.c (mark_referenced_resources): Likewise. - (mark_set_resources): Likewise. - * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise. - * varasm.c (output_addressed_constants): Likewise. - -2016-09-26 Marek Polacek <polacek@redhat.com> - - PR c/7652 - * common.opt (Wimplicit-fallthrough): New option. - * doc/extend.texi: Document statement attributes and the fallthrough - attribute. - * doc/invoke.texi: Document -Wimplicit-fallthrough. - * gimple.h (gimple_call_internal_p): New function. - * gimplify.c (struct gimplify_ctx): Add in_switch_expr. - (struct label_entry): New struct. - (find_label_entry): New function. - (case_label_p): New function. - (collect_fallthrough_labels): New function. - (last_stmt_in_scope): New function. - (should_warn_for_implicit_fallthrough): New function. - (warn_implicit_fallthrough_r): New function. - (maybe_warn_implicit_fallthrough): New function. - (expand_FALLTHROUGH_r): New function. - (expand_FALLTHROUGH): New function. - (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and - expand_FALLTHROUGH for the innermost GIMPLE_SWITCH. - (gimplify_label_expr): New function. - (gimplify_case_label_expr): Set location. - (gimplify_expr): Call gimplify_label_expr. - * internal-fn.c (expand_FALLTHROUGH): New function. - * internal-fn.def (FALLTHROUGH): New internal function. - * langhooks.c (lang_GNU_OBJC): New function. - * langhooks.h (lang_GNU_OBJC): Declare. - * system.h (gcc_fallthrough): Define. - * tree-core.h: Add FALLTHROUGH_LABEL_P comment. - * tree.h (FALLTHROUGH_LABEL_P): Define. - -2016-09-26 Richard Biener <rguenther@suse.de> - - * dwarf2out.c (stripattributes): Remove unused function. - (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION. - Push dwarf_split_debug_info handling into init_sections_and_labels. - (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION. - (DEBUG_MACRO_SECTION_FLAGS): Remove. - (debug_macinfo_section_name): New global. - (output_macinfo): Use debug_macinfo_section_name. - (init_sections_and_labels): Split out section and label generation - from dwarf2out_init. Set debug_macinfo_section_name. - (dwarf2out_init): Move text section label generation and emission - to ... - (dwarf2out_assembly_start): ... here. - (dwarf2out_finish): Call init_sections_and_labels before DWARF - output starts. - -2016-09-26 Richard Biener <rguenther@suse.de> - - PR debug/77692 - * cgraphunit.c (analyze_functions): Before early removing - global vars calls the late_global_decl debug handler mark - the variable as readonly. - -2016-09-25 Oleg Endo <olegendo@gcc.gnu.org> - - PR target/51244 - * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads. - (sh_rtx_costs): Handle SET of movt and movrt patterns. - * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward - declare new overloads. - * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr - operand. - -2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com> - - * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare): - Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN. - -2016-09-24 David Edelsohn <dje.gcc@gmail.com> - - * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment. - * configure: Regenerate. - -2016-09-24 Marek Polacek <polacek@redhat.com> - - PR c/77490 - * doc/invoke.texi: Document -Wbool-operation. - -2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com> - - * config/rs6000/rs6000.md (cmpmemsi): New define_expand. - * config/rs6000/rs6000.c (expand_block_compare): New function used by - cmpmemsi pattern to do builtin expansion of memcmp (). - (compute_current_alignment): Add helper function for - expand_block_compare used to compute alignment as the compare proceeds. - (select_block_compare_mode): Used by expand_block_compare to select - the mode used for reading the next chunk of bytes in the compare. - (do_load_for_compare): Used by expand_block_compare to emit the load - insns for the compare. - (rs6000_emit_dot_insn): Moved this function to avoid a forward - reference from expand_block_compare (). - * config/rs6000/rs6000-protos.h (expand_block_compare): Add a - prototype for this function. - * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new - target option for controlling how much code inline expansion of - memcmp() will be allowed to generate. - -2016-09-23 Jakub Jelinek <jakub@redhat.com> - - * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false, - hook_bool_mode_false, hook_bool_mode_true, - hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true, - hook_bool_mode_rtx_false, hook_bool_mode_rtx_true, - hook_bool_const_rtx_insn_const_rtx_insn_true, - hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr, - hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false, - hook_bool_const_tree_hwi_hwi_const_tree_false, - hook_bool_const_tree_hwi_hwi_const_tree_true, - default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1, - hook_int_const_tree_0, hook_int_const_tree_const_tree_1, - hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree, - hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int, - hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true, - hook_bool_const_tree_true, hook_bool_tree_tree_false, - hook_bool_tree_tree_true, hook_bool_tree_bool_false, - hook_bool_rtx_insn_true, hook_bool_rtx_false, - hook_bool_uintp_uintp_false, - hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null, - hook_rtx_tree_int_null, hook_uint_mode_0, - hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null, - hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null, - hook_constcharptr_const_rtx_insn_null, - hook_constcharptr_const_tree_const_tree_null, - hook_constcharptr_int_const_tree_null, - hook_constcharptr_int_const_tree_const_tree_null, - hook_tree_const_tree_null, hook_bool_rtx_insn_int_false, - hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with - ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED. - - * vec.h (vNULL): Extend comment to say = vNULL initialization - isn't needed for static vars. - - * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info, - loop_nests, s_i_d, last_added_blocks): Remove unnecessary - = vNULL initialization of file scope vec. - * passes.c (pass_tab, enabled_pass_uid_range_tab, - disabled_pass_uid_range_tab): Likewise. - * haifa-sched.c (sched_luids, h_i_d): Likewise. - * tree-chkp-opt.c (check_infos): Likewise. - * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise. - - * vec.h (vnull::operator vec): Add constexpr keyword for - C++11 and later. - -2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com> - - PR tree-optimization/77654 - * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call - to duplicate_ssa_name_ptr_info. - -2016-09-23 David Malcolm <dmalcolm@redhat.com> - - PR preprocessor/77672 - * input.c (selftest::test_lexer_string_locations_simple): Update - test to expect location information of the terminator character - at the location of the final closing quote. - (selftest::test_lexer_string_locations_hex): Likewise. - (selftest::test_lexer_string_locations_oct): Likewise. - (selftest::test_lexer_string_locations_letter_escape_1): Likewise. - (selftest::test_lexer_string_locations_letter_escape_2): Likewise. - (selftest::test_lexer_string_locations_ucn4): Likewise. - (selftest::test_lexer_string_locations_ucn8): Likewise. - (selftest::test_lexer_string_locations_u8): Likewise. - (selftest::test_lexer_string_locations_utf8_source): Likewise. - (selftest::test_lexer_string_locations_concatenation_1): Likewise. - (selftest::test_lexer_string_locations_concatenation_2): Likewise. - (selftest::test_lexer_string_locations_concatenation_3): Likewise. - (selftest::test_lexer_string_locations_macro): Likewise. - (selftest::test_lexer_string_locations_long_line): Likewise. - -2016-09-23 Richard Biener <rguenther@suse.de> - - * tree-ssa-sccvn.c (visit_reference_op_call): Value number - virtual definition to virtual use if the call devirtualizes - to a const or pure function. - (visit_use): Also visit calls we can devirtualize to a - const or pure function. - -2016-09-23 Richard Biener <rguenther@suse.de> - - PR tree-optimization/77697 - * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code, - signal error if we have sth ternary or unhandled. - -2016-09-23 Matthew Wahab <matthew.wahab@arm.com> - - * config/arm/arm_neon.h (vabd_f16): New. - (vabdq_f16): New. - (vabs_f16): New. - (vabsq_f16): New. - (vadd_f16): New. - (vaddq_f16): New. - (vcage_f16): New. - (vcageq_f16): New. - (vcagt_f16): New. - (vcagtq_f16): New. - (vcale_f16): New. - (vcaleq_f16): New. - (vcalt_f16): New. - (vcaltq_f16): New. - (vceq_f16): New. - (vceqq_f16): New. - (vceqz_f16): New. - (vceqzq_f16): New. - (vcge_f16): New. - (vcgeq_f16): New. - (vcgez_f16): New. - (vcgezq_f16): New. - (vcgt_f16): New. - (vcgtq_f16): New. - (vcgtz_f16): New. - (vcgtzq_f16): New. - (vcle_f16): New. - (vcleq_f16): New. - (vclez_f16): New. - (vclezq_f16): New. - (vclt_f16): New. - (vcltq_f16): New. - (vcltz_f16): New. - (vcltzq_f16): New. - (vcvt_f16_s16): New. - (vcvt_f16_u16): New. - (vcvt_s16_f16): New. - (vcvt_u16_f16): New. - (vcvtq_f16_s16): New. - (vcvtq_f16_u16): New. - (vcvtq_s16_f16): New. - (vcvtq_u16_f16): New. - (vcvta_s16_f16): New. - (vcvta_u16_f16): New. - (vcvtaq_s16_f16): New. - (vcvtaq_u16_f16): New. - (vcvtm_s16_f16): New. - (vcvtm_u16_f16): New. - (vcvtmq_s16_f16): New. - (vcvtmq_u16_f16): New. - (vcvtn_s16_f16): New. - (vcvtn_u16_f16): New. - (vcvtnq_s16_f16): New. - (vcvtnq_u16_f16): New. - (vcvtp_s16_f16): New. - (vcvtp_u16_f16): New. - (vcvtpq_s16_f16): New. - (vcvtpq_u16_f16): New. - (vcvt_n_f16_s16): New. - (vcvt_n_f16_u16): New. - (vcvtq_n_f16_s16): New. - (vcvtq_n_f16_u16): New. - (vcvt_n_s16_f16): New. - (vcvt_n_u16_f16): New. - (vcvtq_n_s16_f16): New. - (vcvtq_n_u16_f16): New. - (vfma_f16): New. - (vfmaq_f16): New. - (vfms_f16): New. - (vfmsq_f16): New. - (vmax_f16): New. - (vmaxq_f16): New. - (vmaxnm_f16): New. - (vmaxnmq_f16): New. - (vmin_f16): New. - (vminq_f16): New. - (vminnm_f16): New. - (vminnmq_f16): New. - (vmul_f16): New. - (vmul_lane_f16): New. - (vmul_n_f16): New. - (vmulq_f16): New. - (vmulq_lane_f16): New. - (vmulq_n_f16): New. - (vneg_f16): New. - (vnegq_f16): New. - (vpadd_f16): New. - (vpmax_f16): New. - (vpmin_f16): New. - (vrecpe_f16): New. - (vrecpeq_f16): New. - (vrnd_f16): New. - (vrndq_f16): New. - (vrnda_f16): New. - (vrndaq_f16): New. - (vrndm_f16): New. - (vrndmq_f16): New. - (vrndn_f16): New. - (vrndnq_f16): New. - (vrndp_f16): New. - (vrndpq_f16): New. - (vrndx_f16): New. - (vrndxq_f16): New. - (vrsqrte_f16): New. - (vrsqrteq_f16): New. - (vrecps_f16): New. - (vrecpsq_f16): New. - (vrsqrts_f16): New. - (vrsqrtsq_f16): New. - (vsub_f16): New. - (vsubq_f16): New. - -2016-09-23 Matthew Wahab <matthew.wahab@arm.com> - - * config.gcc (extra_headers): Add arm_fp16.h - * config/arm/arm_fp16.h: New. - * config/arm/arm_neon.h: Include "arm_fp16.h". - -2016-09-23 Matthew Wahab <matthew.wahab@arm.com> - - * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf - variants). - (vmulf): New (v8hf, v4hf variants). - (vfma): New (v8hf, v4hf variants). - (vfms): New (v8hf, v4hf variants). - (vsub): New (v8hf, v4hf variants). - (vcage): New (v8hf, v4hf variants). - (vcagt): New (v8hf, v4hf variants). - (vcale): New (v8hf, v4hf variants). - (vcalt): New (v8hf, v4hf variants). - (vceq): New (v8hf, v4hf variants). - (vcgt): New (v8hf, v4hf variants). - (vcge): New (v8hf, v4hf variants). - (vcle): New (v8hf, v4hf variants). - (vclt): New (v8hf, v4hf variants). - (vceqz): New (v8hf, v4hf variants). - (vcgez): New (v8hf, v4hf variants). - (vcgtz): New (v8hf, v4hf variants). - (vcltz): New (v8hf, v4hf variants). - (vclez): New (v8hf, v4hf variants). - (vabd): New (v8hf, v4hf variants). - (vmaxf): New (v8hf, v4hf variants). - (vmaxnm): New (v8hf, v4hf variants). - (vminf): New (v8hf, v4hf variants). - (vminnm): New (v8hf, v4hf variants). - (vpmaxf): New (v4hf variant). - (vpminf): New (v4hf variant). - (vpadd): New (v4hf variant). - (vrecps): New (v8hf, v4hf variants). - (vrsqrts): New (v8hf, v4hf variants). - (vabs): New (v8hf, v4hf variants). - (vneg): New (v8hf, v4hf variants). - (vrecpe): New (v8hf, v4hf variants). - (vrnd): New (v8hf, v4hf variants). - (vrnda): New (v8hf, v4hf variants). - (vrndm): New (v8hf, v4hf variants). - (vrndn): New (v8hf, v4hf variants). - (vrndp): New (v8hf, v4hf variants). - (vrndx): New (v8hf, v4hf variants). - (vrsqrte): New (v8hf, v4hf variants). - (vmul_lane): Add v4hf and v8hf variants. - (vmul_n): Add v4hf and v8hf variants. - (vext): New (v8hf, v4hf variants). - (vcvts): New (v8hi, v4hi variants). - (vcvts): New (v8hf, v4hf variants). - (vcvtu): New (v8hi, v4hi variants). - (vcvtu): New (v8hf, v4hf variants). - (vcvts_n): New (v8hf, v4hf variants). - (vcvtu_n): New (v8hi, v4hi variants). - (vcvts_n): New (v8hi, v4hi variants). - (vcvtu_n): New (v8hf, v4hf variants). - (vbsl): New (v8hf, v4hf variants). - (vcvtas): New (v8hf, v4hf variants). - (vcvtau): New (v8hf, v4hf variants). - (vcvtms): New (v8hf, v4hf variants). - (vcvtmu): New (v8hf, v4hf variants). - (vcvtns): New (v8hf, v4hf variants). - (vcvtnu): New (v8hf, v4hf variants). - (vcvtps): New (v8hf, v4hf variants). - (vcvtpu): New (v8hf, v4hf variants). - -2016-09-23 Matthew Wahab <matthew.wahab@arm.com> - - * config/arm/arm-builtins.c (hf_UP): New. - (si_UP): New. - (vfp_builtin_data): New. Update comment. - (enum arm_builtins): Include "arm_vfp_builtins.def". - (ARM_BUILTIN_VFP_PATTERN_START): New. - (arm_init_vfp_builtins): New. - (arm_init_builtins): Add arm_init_vfp_builtins. - (arm_expand_vfp_builtin): New. - (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix - long line. - * config/arm/arm_vfp_builtins.def: New file. - * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def. - (arm-builtins.o): Likewise. - -2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org> - - PR ipa/77677 - * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW - from constant while creating value range. - -2016-09-23 Renlin Li <renlin.li@arm.com> - - * ira.c (ira): Move ira_use_lra_p initialization code to ... - (ira_init_once): Here. - -2016-09-23 Uros Bizjak <ubizjak@gmail.com> - Jakub Jelinek <jakub@redhat.com> - - * hooks.h (hook_uint_uintp_false): Rename to... - (hook_bool_uint_uintp_false): ... this. - * hooks.c (hook_uint_uintp_false): Rename to... - (hook_bool_uint_uintp_false): ... this. - * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false - instead of hook_uint_uintp_false. - -2016-09-23 Matthew Wahab <matthew.wahab@arm.com> - - * config/arm/arm-builtins.c (arm_init_neon_builtin): New. - (arm_init_builtins): Move body of a loop to the standalone - function arm_init_neon_builtin. - (arm_expand_neon_builtin_1): New. Update comment. Function body - moved from arm_neon_builtin with some white-space fixes. - (arm_expand_neon_builtin): Move code into the standalone function - arm_expand_neon_builtin_1. - -2016-09-23 Matthew Wahab <matthew.wahab@arm.com> - - * config/arm/iterators.md (VCVTHI): New. - (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line. - (NEON_VAGLTE): New. - (VFM_LANE_AS): New. - (VH_CVTTO): New. - (V_reg): Add HF, V4HF and V8HF. Fix white-space. - (V_HALF): Add V4HF. Fix white-space. - (V_if_elem): Add HF, V4HF and V8HF. Fix white-space. - (V_s_elem): Likewise. - (V_sz_elem): Fix white-space. - (V_elem_ch): Likewise. - (VH_elem_ch): New. - (scalar_mul_constraint): Add V8HF and V4HF. - (Is_float_mode): Fix white-space. - (Is_d_reg): Add V4HF and V8HF. Fix white-space. - (q): Add HF. Fix white-space. - (float_sup): New. - (float_SUP): New. - (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT. - (neon_vfm_lane_as): New. - * config/arm/neon.md (add<mode>3_fp16): New. - (sub<mode>3_fp16): New. - (mul<mode>3add<mode>_neon): New. - (fma<VH:mode>4_intrinsic): New. - (fmsub<VCVTF:mode>4_intrinsic): Fix white-space. - (fmsub<VH:mode>4_intrinsic): New. - (<absneg_str><mode>2): New. - (neon_v<absneg_str><mode>): New. - (neon_v<fp16_rnd_str><mode>): New. - (neon_vrsqrte<mode>): New. - (neon_vpaddv4hf): New. - (neon_vadd<mode>): New. - (neon_vsub<mode>): New. - (neon_vmulf<mode>): New. - (neon_vfma<VH:mode>): New. - (neon_vfms<VH:mode>): New. - (neon_vc<cmp_op><mode>): New. - (neon_vc<cmp_op><mode>_fp16insn): New - (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New. - (neon_vca<cmp_op><mode>): New. - (neon_vca<cmp_op><mode>_fp16insn): New. - (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New. - (neon_vc<cmp_op>z<mode>): New. - (neon_vabd<mode>): New. - (neon_v<maxmin>f<mode>): New. - (neon_vp<maxmin>fv4hf: New. - (neon_<fmaxmin_op><mode>): New. - (neon_vrecps<mode>): New. - (neon_vrsqrts<mode>): New. - (neon_vrecpe<mode>): New (VH variant). - (neon_vdup_lane<mode>_internal): New. - (neon_vdup_lane<mode>): New. - (neon_vcvt<sup><mode>): New (VCVTHI variant). - (neon_vcvt<sup><mode>): New (VH variant). - (neon_vcvt<sup>_n<mode>): New (VH variant). - (neon_vcvt<sup>_n<mode>): New (VCVTHI variant). - (neon_vcvt<vcvth_op><sup><mode>): New. - (neon_vmul_lane<mode>): New. - (neon_vmul_n<mode>): New. - * config/arm/unspecs.md (UNSPEC_VCALE): New - (UNSPEC_VCALT): New. - (UNSPEC_VFMA_LANE): New. - (UNSPECS_VFMS_LANE): New. - -2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com> - - * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10") - ("*extzv<mode><clobbercc_or_nocc>"): - Correct a typo in a comment. - Merged patterns. - ("*insv<mode>_zEC12", "*insv<mode>_z10") - ("*insv<mode><clobbercc_or_nocc>"): Ditto. - ("*insv<mode>_zEC12_appendbitsleft") - ("*insv<mode><clobbercc_or_nocc>_appendbitsleft") - ("*insv<mode>_z10_appendbitsleft"): Ditto. - ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift") - ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto. - Provide pattern with operands switched. - ("*pre_z10_extv<mode>"): - Use new subst patterns. - ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze") - ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr") - ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot") - ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly") - ("*<risbg_n>_<mode>_ior_and_lshiftrt") - ("*<risbg_n>_sidi_ior_and_lshiftrt") - ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"): - New patterns. - ("*extzv_<mode>_sll", "*extzv_<mode>_srl") - ("*extzv_<mode>_srl<clobbercc_or_nocc>") - ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn - on zEC12. - ("SINT"): New mode_iterator with SI, HI, QI. - * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond") - ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern - duplication. - -2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com> - - * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to - new interface of s390_contiguous_bitmask_p. - ("contiguous_bitmask_nowrap_operand"): New predicate. - ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw. - * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface - of s390_contiguous_bitmask_p. - ("NxxDw"): Rename NxxDq constraint to NxxDw. - ("NxxSw"): New constraint. - * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound. - * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated - interface. - (s390_contiguous_bitmask_nowrap_p): Export. - * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of - former s390_contiguous_bitmask_p. - (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to - detect contiguous bit ranges with wraparound. Change signature to - return START and END position instead of POS and LENGTH. - (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit - ranges with wraparound. - (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p. - (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand): - Adapt to new signature of s390_contiguous_bitmask_p. - -2016-09-23 Bin Cheng <bin.cheng@arm.com> - - * tree-vect-loop-manip.c (create_intersect_range_checks_index): New. - (create_intersect_range_checks): New. - (vect_create_cond_for_alias_checks): Call above function. - -2016-09-23 Matthew Wahab <matthew.wahab@arm.com> - - * config/arm/iterators.md (Code iterators): Fix some white-space - in the comments. - (GLTE): New. - (ABSNEG): New - (FCVT): Moved from vfp.md. - (VCVT_HF_US_N): New. - (VCVT_SI_US_N): New. - (VCVT_HF_US): New. - (VCVTH_US): New. - (FP16_RND): New. - (absneg_str): New. - (FCVTI32typename): Moved from vfp.md. - (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S, - UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S, - UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N, - UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N, - UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U. - (vcvth_op): New. - (fp16_rnd_str): New. - (fp16_rnd_insn): New. - * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New. - (UNSPEC_VCVT_HF_U_N): New. - (UNSPEC_VCVT_SI_S_N): New. - (UNSPEC_VCVT_SI_U_N): New. - (UNSPEC_VCVTH_S): New. - (UNSPEC_VCVTH_U): New. - (UNSPEC_VCVTA_S): New. - (UNSPEC_VCVTA_U): New. - (UNSPEC_VCVTM_S): New. - (UNSPEC_VCVTM_U): New. - (UNSPEC_VCVTN_S): New. - (UNSPEC_VCVTN_U): New. - (UNSPEC_VCVTP_S): New. - (UNSPEC_VCVTP_U): New. - (UNSPEC_VCVTP_S): New. - (UNSPEC_VCVTP_U): New. - (UNSPEC_VRND): New. - (UNSPEC_VRNDA): New. - (UNSPEC_VRNDI): New. - (UNSPEC_VRNDM): New. - (UNSPEC_VRNDN): New. - (UNSPEC_VRNDP): New. - (UNSPEC_VRNDX): New. - * config/arm/vfp.md (<absneg_str>hf2): New. - (neon_vabshf): New. - (neon_v<fp16_rnd_str>hf): New. - (neon_vrndihf): New. - (addhf3): New. - (subhf3): New. - (divhf3): New. - (mulhf3): New. - (*mulsf3neghf_vfp): New. - (*negmulhf3_vfp): New. - (*mulsf3addhf_vfp): New. - (*mulhf3subhf_vfp): New. - (*mulhf3neghfaddhf_vfp): New. - (*mulhf3neghfsubhf_vfp): New. - (fmahf4): New. - (neon_vfmahf): New. - (fmsubhf4_fp16): New. - (neon_vfmshf): New. - (*fnmsubhf4): New. - (*fnmaddhf4): New. - (neon_vsqrthf): New. - (neon_vrsqrtshf): New. - (FCVT): Move to iterators.md. - (FCVTI32typename): Likewise. - (neon_vcvth<sup>hf): New. - (neon_vcvth<sup>si): New. - (neon_vcvth<sup>_nhf_unspec): New. - (neon_vcvth<sup>_nhf): New. - (neon_vcvth<sup>_nsi_unspec): New. - (neon_vcvth<sup>_nsi): New. - (neon_vcvt<vcvth_op>h<sup>si): New. - (neon_<fmaxmin_op>hf): New. - -2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com> - - * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes. - ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10") - ("*insv<mode>_zEC12_appendbitsleft") - ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll") - ("*r<noxa>sbg_<mode>_srl"): Use new attributes. - -2016-09-23 Jakub Jelinek <jakub@redhat.com> - - * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero. - * sreal.h (sreal::min, sreal::max): Avoid static local vars, - construct values without normalization. - * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize - static local lhs_ops to vNULL. - -2016-09-23 Matthew Wahab <matthew.wahab@arm.com> - Jiong Wang <jiong.wang@arm.com> - - * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode - available when FP16 instructions are available. - (output_move_vfp): Add support for 16-bit data moves. - (arm_validize_comparison): Fix some white-space. Support HFmode - by conversion to SFmode. - * config/arm/arm.md (truncdfhf2): Fix a comment. - (extendhfdf2): Likewise. - (cstorehf4): New. - (movsicc): Fix some white-space. - (movhfcc): New. - (movsfcc): Fix some white-space. - (*cmovhf): New. - * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16 - instructions are available. - (*thumb2_movhi_vfp): Likewise. - (*arm_movhi_fp16): New. - (*thumb2_movhi_fp16): New. - (*movhf_vfp_fp16): New. - (*movhf_vfp_neon): Disable when VFP FP16 instructions are available. - (*movhf_vfp): Likewise. - (extendhfsf2): Enable when VFP FP16 instructions are available. - (truncsfhf2): Enable when VFP FP16 instructions are available. - -2016-09-23 Martin Liska <mliska@suse.cz> - - * config/s390/vx-builtins.md: Replace 'adress' with 'address'. - -2016-09-23 Matthew Wahab <matthew.wahab@arm.com> - - * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and - V4HF modes. - (arm_evpc_neon_vtrn): Likewise. - (arm_evpc_neon_vrev): Likewise. - (arm_evpc_neon_vext): Likewise. - * config/arm/arm_neon.h (vbsl_f16): New. - (vbslq_f16): New. - (vdup_n_f16): New. - (vdupq_n_f16): New. - (vdup_lane_f16): New. - (vdupq_lane_f16): New. - (vext_f16): New. - (vextq_f16): New. - (vmov_n_f16): New. - (vmovq_n_f16): New. - (vrev64_f16): New. - (vrev64q_f16): New. - (vtrn_f16): New. - (vtrnq_f16): New. - (vuzp_f16): New. - (vuzpq_f16): New. - (vzip_f16): New. - (vzipq_f16): New. - * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants). - (vdup_lane): New (v8hf, v4hf variants). - (vext): New (v8hf, v4hf variants). - (vbsl): New (v8hf, v4hf variants). - * config/arm/iterators.md (VDQWH): New. - (VH): New. - (V_double_vector_mode): Add V8HF and V4HF. Fix white-space. - (Scalar_mul_8_16): Fix white-space. - (Is_d_reg): Add V4HF and V8HF. - * config/arm/neon.md (neon_vdup_lane<mode>_internal): New. - (neon_vdup_lane<mode>): New. - (neon_vtrn<mode>_internal): Replace VDQW with VDQWH. - (*neon_vtrn<mode>_insn): Likewise. - (neon_vzip<mode>_internal): Likewise. Also fix white-space. - (*neon_vzip<mode>_insn): Likewise - (neon_vuzp<mode>_internal): Likewise. - (*neon_vuzp<mode>_insn): Likewise - * config/arm/vec-common.md (vec_perm_const<mode>): New. - -2016-09-23 Jiong Wang <jiong.wang@arm.com> - Matthew Wahab <matthew.wahab@arm.com> - - * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode. - (arm_hard_regno_mode_ok): Allow HImode values in VFP registers. - * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are - available. Also fix some white-space. - * config/arm/vfp.md (*arm_movhi_vfp): New. - (*thumb2_movhi_vfp): New. - -2016-09-23 Matthew Wahab <matthew.wahab@arm.com> - - * config/arm/arm-c.c (arm_cpu_builtins): Define - "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and - "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC". - -2016-09-23 Matthew Wahab <matthew.wahab@arm.com> - - * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for - arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok, - arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and - arm_v8_2a_fp16_neon_hw. - (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar, - arm_v8_2a_neon. - -2016-09-23 Matthew Wahab <matthew.wahab@arm.com> - - * doc/sourcebuild.texi (ARM-specific attributes): Add entries for - arm_fp16_alternative_ok and arm_fp16_none_ok. - -2016-09-23 Martin Liska <mliska@suse.cz> - - * ipa-icf.c (sem_variable::merge): Replace adress with address. - -2016-09-23 Matthew Wahab <matthew.wahab@arm.com> - - * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32. - ("armv8.2-a"): New. - ("armv8.2-a+fp16"): New. - * config/arm/arm-protos.h (FL2_ARCH8_2): New. - (FL2_FP16INST): New. - (FL2_FOR_ARCH8_2A): New. - * config/arm/arm-tables.opt: Regenerate. - * config/arm/arm.c (arm_arch8_2): New. - (arm_fp16_inst): New. - (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check - for incompatible fp16-format settings. - * config/arm/arm.h (TARGET_VFP_FP16INST): New. - (TARGET_NEON_FP16INST): New. - (arm_arch8_2): Declare. - (arm_fp16_inst): Declare. - * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for - march=armv8.2-a and march=armv8.2-a+fp16. - * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a - and armv8.2-a+fp16. - * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a", - "-march=armv8.2-a" and "-march=armv8.2-a+fp16". - -2016-09-23 Martin Liska <mliska@suse.cz> - - * doc/extend.texi: Remove fused-madd from i386 target options. - -2016-09-23 Martin Liska <mliska@suse.cz> - - * config/i386/i386.c (ix86_valid_target_attribute_inner_p): - Handle movbe. - -2016-09-23 Martin Liska <mliska@suse.cz> - - * config/i386/i386.c (ix86_valid_target_attribute_inner_p): - Handle crc32. - -2016-09-23 Martin Liska <mliska@suse.cz> - - PR target/71652 - * config/i386/i386.c (ix86_option_override_internal): Change - signature and return false when there's an error related to - arch string. - (release_options_strings): New function. - (ix86_valid_target_attribute_tree): Call the function. - -2016-09-23 Jakub Jelinek <jakub@redhat.com> - - * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...) - instead of vec_safe_length (CONSTRUCTOR_ELTS (...)). - (gen_hsa_ctor_assignment): Likewise. - * print-tree.c (print_node): Likewise. - * tree-dump.c (dequeue_and_dump): Likewise. - * tree-sra.c (sra_modify_constructor_assign): Likewise. - * expr.c (store_constructor): Likewise. - * fold-const.c (operand_equal_p): Likewise. - * tree-pretty-print.c (dump_generic_node): Likewise. - * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise. - * ipa-icf-gimple.c (func_checker::compare_operand): Likewise. - -2016-09-23 Richard Biener <rguenther@suse.de> - - * hooks.h (hook_uint_uintp_false): Declare. - -2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com> - - * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT. - (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode). - -2016-09-22 Martin Sebor <msebor@redhat.com> - - PR target/77676 - * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use - HOST_BITS_PER_WIDE_INT, make a static local variable auto. - (target_int_min): Correct computation. - (format_integer): Use long long as the argument for the ll length - modifier. - (format_floating): Use target_int_max(). - (get_string_length): Same. - (format_string): Avoid setting the bounded flag for strings - of unknown length. - (try_substitute_return_value): Avoid setting range info when - the result isn't bounded. - * varasm.c (assemble_name): Increase buffer size. - -2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com> - Terry Guo <terry.guo@arm.com> - - * target.def (elf_flags_numeric): New target hook. - * targhooks.h (default_asm_elf_flags_numeric): New. - * varasm.c (default_asm_elf_flags_numeric): New. - (default_elf_asm_named_section): Use new target hook. - * config/arm/arm.opt (mpure-code): New. - * config/arm/arm.h (SECTION_ARM_PURECODE): New. - * config/arm/arm.c (arm_asm_init_sections): Add section - attribute to default text section if -mpure-code. - (arm_option_check_internal): Diagnose use of option with - non supported targets and/or options. - (arm_asm_elf_flags_numeric): New. - (arm_function_section): New. - (arm_elf_section_type_flags): New. - * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable - for -mpure-code. - * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New. - * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise. - -2016-09-22 Jan Hubicka <hubicka@ucw.cz> - - * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves. - -2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *. - * rtl.h: Adjust prototype. - -2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *. - (prev_active_insn): Likewise. - (active_insn_p): Likewise. - * rtl.h: Adjust prototypes. - * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust. - * config/arc/arc.md: Likewise. - * config/pa/pa.c (branch_to_delay_slot_p): Likewise. - (branch_needs_nop_p): Likewise. - (use_skip_p): Likewise. - * config/sh/sh.c (gen_block_redirect): Likewise. - (split_branches): Likewise. - * reorg.c (optimize_skip): Likewise. - (fill_simple_delay_slots): Likewise. - (fill_slots_from_thread): Likewise. - (relax_delay_slots): Likewise. - * resource.c (mark_target_live_regs): Likewise. - -2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * config/cris/cris.c (cris_asm_output_case_end): Change argument - type to rtx_insn *. - * emit-rtl.c (next_nonnote_nondebug_insn): Likewise. - (prev_nonnote_nondebug_insn): Likewise. - * config/cris/cris-protos.h: Adjust prototype. - * rtl.h: Likewise. - * jump.c (rtx_renumbered_equal_p): Adjust. - -2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *. - * rtl.h: Adjust prototype. - * config/sh/sh.md: Adjust. - * dwarf2out.c (add_var_loc_to_decl): Likewise. - -2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *. - (prev_nondebug_insn): Likewise. - * loop-doloop.c (doloop_condition_get): Likewise. - * rtl.h: Adjust prototype. - * cfgloop.h: Likewise. - -2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *. - (prev_nonnote_insn): Likewise. - * jump.c (reversed_comparison_code_parts): Likewise. - (reversed_comparison): Likewise. - * rtl.h: Adjust prototypes. - * config/arc/arc.md: Adjust. - * cse.c (find_comparison_args): Likewise. - * reorg.c (redundant_insn): Change return type to rtx_insn *. - (fix_reg_dead_note): Change argument type to rtx_insn *. - (delete_prior_computation): Likewise. - (delete_computation): Likewise. - (fill_slots_from_thread): Adjust. - (relax_delay_slots): Likewise. - * simplify-rtx.c (simplify_unary_operation_1): Likewise. - (simplify_relational_operation_1): Likewise. - (simplify_ternary_operation): Likewise. - -2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * config/arc/arc-protos.h (arc_label_align): Change type of - variables from rtx to rtx_insn *. - * config/arc/arc.c (arc_label_align): Likewise. - * config/arm/arm.c (any_sibcall_could_use_r3): Likewise. - * config/bfin/bfin.c (workaround_speculation): Likewise. - * config/c6x/c6x.c (find_next_cycle_insn): Likewise. - (find_last_same_clock): Likewise. - (reorg_split_calls): Likewise. - * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise. - * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise. - * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise. - (same_cmp_following_p): Likewise. - * config/h8300/h8300.c (same_cmp_preceding_p): Likewise. - (same_cmp_following_p): Likwise. - * config/m32r/m32r.c (m32r_expand_epilogue): Likewise. - * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise. - * config/nds32/nds32.c (nds32_target_alignment): Likewise. - * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise. - (rl78_alloc_physical_registers_cmp): Likewise. - (rl78_alloc_physical_registers_umul): Likewise. - (rl78_calculate_death_notes): Likewise. - * config/s390/s390-protos.h (s390_label_align): Likewise. - * config/s390/s390.c (s390_label_align): Likewise. - * config/sh/sh.c (barrier_align): Likewise. - * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise. - * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise. - (emit_cbcond_nop): Likewise. - -2016-09-22 Martin Liska <mliska@suse.cz> - - PR ipa/77653 - * ipa-icf.c (sem_variable::merge): Yield merge operation if - alias address matters, not necessarily address of original. - -2016-09-22 Richard Biener <rguenther@suse.de> - - PR middle-end/77697 - * gimple-fold.c (fold_array_ctor_reference): Turn asserts into - fold fails. - -2016-09-22 Richard Biener <rguenther@suse.de> - - PR middle-end/77677 - * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW - from constant folding results. - (gimple_resimplify2): Likewise. - (gimple_resimplify3): Likewise. - -2016-09-22 Richard Biener <rguenther@suse.de> - - PR middle-end/77678 - * expr.c (expand_expr_real_1): Guard array access against negative - offset. - -2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead - of MPFR_RNDN. - (format_floating): Likewise. - -2016-09-22 Jakub Jelinek <jakub@redhat.com> - - PR fortran/77665 - * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops - for all IFN_GOMP_SIMD_* internal fns, not just for - IFN_GOMP_SIMD_ORDERED_*. - -2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/77670 - * config/rs6000/predicates.md (invert_fpmask_comparison_operator): - New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP - instructions when you want to invert the test. - * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the - correct order for XXSEL. - (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test - for using XSCMP{EQ,GT,GE}DP. - -2016-09-21 David Malcolm <dmalcolm@redhat.com> - - * genconstants.c (main): Introduce noop_reader and convert call - to read_md_files to a method call. - * genenums.c (main): Likewise. - * genmddeps.c (main): Likewise. - * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with - rtx_reader_ptr->get_top_level_filename (). - (write_tm_preds_h): Likewise. - (write_insn_preds_c): Likewise. - * gensupport.c (class gen_reader): New subclass of rtx_reader. - (rtx_handle_directive): Convert to... - (gen_reader::handle_unknown_directive): ...this. - (init_rtx_reader_args_cb): Convert return type from bool to - rtx_reader *. Create a gen_reader instance, using it for the - call to read_md_files. Return it if no errors occur. - (init_rtx_reader_args): Convert return type from bool to - rtx_reader *. - * gensupport.h (init_rtx_reader_args_cb): Likewise. - (init_rtx_reader_args_cb): Likewise. - * read-md.c (struct file_name_list): Move to class rtx_reader. - (read_md_file): Delete in favor of rtx_reader::m_read_md_file. - (read_md_filename): Delete in favor of - rtx_reader::m_read_md_filename. - (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno. - (in_fname): Delete in favor of rtx_reader::m_toplevel_fname. - (base_dir): Delete in favor of rtx_reader::m_base_dir. - (first_dir_md_include): Delete in favor of - rtx_reader::m_first_dir_md_include. - (last_dir_md_include_ptr): Delete in favor of - rtx_reader::m_last_dir_md_include_ptr. - (max_include_len): Delete. - (rtx_reader_ptr): New. - (fatal_with_file_and_line): Use get_filename and get_lineno - accessors of rtx_reader_ptr. - (require_char_ws): Likewise. - (rtx_reader::read_char): New method, based on ::read_char. - (rtx_reader::unread_char): New method, based on ::unread_char. - (read_escape): Use get_filename and get_lineno accessors of - rtx_reader_ptr. - (read_braced_string): Use get_lineno accessor of rtx_reader_ptr. - (read_string): Use get_filename and get_lineno accessors of - rtx_reader_ptr. - (rtx_reader::rtx_reader): New ctor. - (rtx_reader::~rtx_reader): New dtor. - (handle_include): Convert from a function to... - (rtx_reader::handle_include): ...this method, converting - handle_directive from a callback to a virtual function. - (handle_file): Likewise, converting to... - (rtx_reader::handle_file): ...this method. - (handle_toplevel_file): Likewise, converting to... - (rtx_reader::handle_toplevel_file): ...this method. - (rtx_reader::get_current_location): New method. - (parse_include): Convert from a function to... - (rtx_reader::add_include_path): ...this method, dropping redundant - update to unused max_include_len. - (read_md_files): Convert from a function to... - (rtx_reader::read_md_files): ...this method, converting - handle_directive from a callback to a virtual function. - (noop_reader::handle_unknown_directive): New method. - * read-md.h (directive_handler_t): Delete this typedef. - (in_fname): Delete. - (read_md_file): Delete. - (read_md_lineno): Delete. - (read_md_filename): Delete. - (class rtx_reader): New class. - (rtx_reader_ptr): New decl. - (class noop_reader): New subclass of rtx_reader. - (read_char): Reimplement in terms of rtx_reader::read_char. - (unread_char): Reimplement in terms of rtx_reader::unread_char. - (read_md_files): Delete. - * read-rtl.c (read_rtx_code): Update for deletion of globals - read_md_filename and read_md_lineno. - -2016-09-21 Jason Merrill <jason@redhat.com> - - * input.h (from_macro_definition_at): New. - -2016-09-21 Segher Boessenkool <segher@kernel.crashing.org> - - * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values. - -2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de> - - PR tree-optimization/77550 - * tree-vect-stmts.c (create_array_ref): Change parameters. - (get_group_alias_ptr_type): New function. - (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type. - -2016-09-21 Marek Polacek <polacek@redhat.com> - - * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length): - Add falls through comment. - -2016-09-21 Richard Biener <rguenther@suse.de> - - * dwarf2out.c (remove_child_with_prev): Clear child->die_sib. - (replace_child): Likewise. - (remove_child_TAG): Adjust. - (move_marked_base_types): Likewise. - (prune_unused_types_prune): Clear die_sib of removed children. - -2016-09-21 Georg-Johann Lay <avr@gjlay.de> - - PR target/77326 - * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn - touches some regs mentioned in cc_status, do CC_STATUS_INIT. - -2016-09-21 Richard Biener <rguenther@suse.de> - - PR tree-optimization/77648 - * tree-ssa-structalias.c (process_constraint): Handle all DEREF - with complex RHS. - (make_transitive_closure_constraints): Adjust comment. - (make_any_offset_constraints): New function. - (handle_rhs_call): Make sure to first expand a pointer to all - subfields before transitively closing it. - (handle_const_call): Likewise. Properly expand returned - pointers as well. - (handle_pure_call): Likewise. - -2016-09-21 Richard Biener <rguenther@suse.de> - Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/77621 - * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split - group at non-vectorizable stmts. - -2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org> - - PR tree-optimization/72835 - * tree-ssa-reassoc.c (make_new_ssa_for_def): New. - (make_new_ssa_for_all_defs): Likewise. - (zero_one_operation): Replace all SSA_NAMEs defined in the chain. - -2016-09-20 Martin Sebor <msebor@redhat.com> - - PR middle-end/49905 - * Makefile.in (OBJS): Add gimple-ssa-sprintf.o. - * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine. - * config/linux.c (gnu_libc_printf_pointer_format): New function. - * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same. - * config/sol2.c (solaris_printf_pointer_format): New function. - * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New - options. - * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document. - * doc/tm.texi: Regenerate. - * gimple-fold.h (get_range_strlen): New function. - (get_maxval_strlen): Declare existing function. - * gimple-fold.c (get_range_strlen): Add arguments and compute both - maximum and minimum. - (get_range_strlen): Define overload. - (get_maxval_strlen): Adjust. - * gimple-ssa-sprintf.c: New file and pass. - * passes.def (pass_sprintf_length): Add new pass. - * targhooks.h (default_printf_pointer_format): Declare new function. - (gnu_libc_printf_pointer_format): Same. - (solaris_libc_printf_pointer_format): Same. - * targhooks.c (default_printf_pointer_format): Define new function. - * tree-pass.h (make_pass_sprintf_length): Declare new function. - * print-tree.c: Increase buffer size. - -2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org> - - * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results. - -2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org> - - * common.opt: New option -fipa-vrp. - * ipa-cp.c (ipa_get_vr_lat): New. - (ipcp_vr_lattice::print): Likewise. - (print_all_lattices): Call ipcp_vr_lattice::print. - (ipcp_vr_lattice::meet_with): New. - (ipcp_vr_lattice::meet_with_1): Likewise. - (ipcp_vr_lattice::top_p): Likewise. - (ipcp_vr_lattice::bottom_p): Likewsie. - (ipcp_vr_lattice::set_to_bottom): Likewise. - (set_all_contains_variable): Call VR set_to_bottom. - (initialize_node_lattices): Init VR lattices. - (propagate_vr_accross_jump_function): New. - (propagate_constants_accross_call): Call - propagate_vr_accross_jump_function. - (ipcp_store_vr_results): New. - (ipcp_driver): Handle VR. - * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR. - (ipa_set_jf_unknown): Likewise. - (ipa_compute_jump_functions_for_edge): Likewise. - (ipa_node_params_t::duplicate): Likewise. - (ipa_write_jump_function): Likewise. - (ipa_read_jump_function): Likewise. - (write_ipcp_transformation_info): Likewise. - (read_ipcp_transformation_info): Likewise. - (ipcp_update_vr): New. - (ipcp_transform_function): Handle VR. - * ipa-prop.h (struct ipa_vr): New. - * cgraph.c: Include tree-vrp.h. - * cgraphunit.c: Likewise. - * ipa-utils.c: Likewise. - * ipa.c: Likewise. - * opts.c: Likewise. - * toplev.c: Likewise. - * ipa-devirt.c: Likewise. - * ipa-inline-transform.c: Likewise. - * ipa-inline.c: Likewise. - * ipa-profile.c: Likewise. - -2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org> - - * doc/invoke.texi: Document -fdump-tree-evrp. - * passes.def: Define new pass_early_vrp. - * timevar.def: Define new TV_TREE_EARLY_VRP. - * tree-pass.h (make_pass_early_vrp): New. - * tree-ssa-propagate.c: Make replace_uses_in non static. - * tree-ssa-propagate.h: Export replace_uses_in. - * tree-vrp.c (extract_range_for_var_from_comparison_expr): New. - (extract_range_from_assert): Factor out - extract_range_for_var_from_comparison_expr. - (vrp_initialize_lattice): New. - (vrp_initialize): Factor out vrp_initialize_lattice. - (vrp_valueize): Fix it to reject complex value ranges. - (vrp_free_lattice): New. - (evrp_dom_walker::before_dom_children): Likewise. - (evrp_dom_walker::after_dom_children): Likewise. - (evrp_dom_walker::push_value_range): Likewise. - (evrp_dom_walker::pop_value_range): Likewise. - (execute_early_vrp): Likewise. - (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice. - (make_pass_early_vrp): New. - -2016-09-20 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi - instead of exact_log2. - -2016-09-20 Uros Bizjak <ubizjak@gmail.com> - - PR target/77621 - * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>: - Don't return word_mode for !TARGET_VECTORIZE_DOUBLE. - (ix86_add_stmt_cost): Penalize DFmode vector operations - for !TARGET_VECTORIZE_DOUBLE. - -2016-09-20 Gerald Pfeifer <gerald@pfeifer.com> - - * doc/invoke.texi (Warning Options): Simplify language. - (Optimize Options): Complete sentence. - -2016-09-20 David Edelsohn <dje.gcc@gmail.com> - - * dbxout.c (xcoff_debug_hooks): Add filename parameter to - early_finish hook. - -2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/71395 - * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF - inits on power8 and above, use the VMRGEW instruction instead of a - permute. - - * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec. - (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating - initialization. - -2016-09-20 Tamar Christina <tamar.christina@arm.com> - - * config/aarch64/arm_neon.h - (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes. - (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise. - (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise. - -2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de> - - * config/var/vax.h (ELIMINABLE_REGS): Define. - (INITIAL_ELIMINATION_OFFSET): Define. - -2016-09-20 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/77624 - * builtins.c (fold_builtin_atomic_always_lock_free): Only look through - cast to void * if the cast is from some other pointer type. - -2016-09-20 Richard Biener <rguenther@suse.de> - - PR tree-optimization/77646 - * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number - a VDEF. - -2016-09-20 Tamar Christina <tamar.christina@arm.com> - - * config/aarch64/arm_neon.h: Add gnu_inline and artificial - attributes to all inlined functions and make them extern. - -2016-09-20 Richard Biener <rguenther@suse.de> - - * debug.h (gcc_debug_hooks): Add filename parameter to early_finish - hook. - * debug.c (do_nothing_debug_hooks): Adjust. - * dbxout.c (dbx_debug_hooks): Likewise. - * sdbout.c (sdb_debug_hooks): Likewise. - * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise. - (dwarf2out_finish): Move producer, filename and - path annotation ... - (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing. - * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust. - -2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de> - - PR c++/77434 - * doc/invoke.texi: Document -Wint-in-bool-context. - - PR middle-end/77421 - * dwarf2out.c (output_loc_operands): Fix an assertion. - -2016-09-19 Joseph Myers <joseph@codesourcery.com> - - * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__] - (CR_DECIMAL_DIG): New macro. - -2016-09-19 Joseph Myers <joseph@codesourcery.com> - - * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128 - element. - -2016-09-19 Vladimir Makarov <vmakarov@redhat.com> - - PR rtl-optimization/77416 - * lra-remat.c (operand_to_remat): Process hard coded insn - registers. - -2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * simplify-rtx.c (simplify_relational_operation_1): Add transformation - (GTU (PLUS a C) (C - 1)) --> (LTU a -C). - -2016-09-19 Segher Boessenkool <segher@kernel.crashing.org> - - * target.def (lra_p): Wordsmithing. - * doc/tm.texi: Regenerate. - -2016-09-19 Jakub Jelinek <jakub@redhat.com> - Jan Hubicka <jh@suse.cz> - - PR target/77587 - * cgraph.c (cgraph_node::rtl_info): Pass &avail to - ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE. - Call ultimate_alias_target just once, not up to 4 times. - -2016-09-19 Richard Biener <rguenther@suse.de> - - * dwarf2out.c (early_dwarf_finished): New global. - (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished - is false. - (dwarf2out_early_finish): Set early_dwarf_finished at the end, - if called from LTO exit early. - (dwarf2out_late_global_decl): When being during the early - debug phase do not add locations but only const value attributes. - Adjust the way we generate early DIEs for LTO. - -2016-09-19 Richard Biener <rguenther@suse.de> - - PR middle-end/77605 - * tree-data-ref.c (analyze_subscript_affine_affine): Use the - proper niter to bound the loops. - -2016-09-19 Richard Biener <rguenther@suse.de> - - PR tree-optimization/77514 - * tree-ssa-pre.c (create_expression_by_pieces): Optimize - search for folded stmt. - -2016-09-17 Jan Hubicka <hubicka@ucw.cz> - - * passes.def (pass_early_thread_jumps): Schedule after forwprop. - * tree-pass.h (make_pass_early_thread_jumps): Declare. - * tree-ssa-threadbackward.c (fsm_find_thread_path, - fsm_find_thread_path, profitable_jump_thread_path, - fsm_find_control_statement_thread_paths, - find_jump_threads_backwards): Add speed_p parameter. - (pass_data_early_thread_jumps): New pass. - (make_pass_early_thread_jumps): New function. - -2016-09-17 Andreas Schwab <schwab@suse.de> - - * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast. - * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise. - -2016-09-16 Eric Botcazou <ebotcazou@adacore.com> - - * recog.c (rest_of_handle_split_after_reload): Delete. - (pass_split_after_reload::gate): New method. - (pass_split_after_reload::execute): Call split_all_insns directly. - -2016-09-16 Jonathan Wakely <jwakely@redhat.com> - - * doc/extend.texi (Integer Overflow Builtins): Fix type of out - parameters for functions taking long long arguments. - -2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - PR target/77613 - * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for - splat with truncate. - -2016-09-16 Jason Merrill <jason@redhat.com> - - * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero): - New. - * hwint.c (exact_log2): Use pow2p_hwi. - (ctz_hwi, ffs_hwi): Use least_bit_hwi. - * alias.c (memrefs_conflict_p): Use pow2_or_zerop. - * builtins.c (get_object_alignment_2, get_object_alignment) - (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use - least_bit_hwi. - * calls.c (compute_argument_addresses, store_one_arg): Use - least_bit_hwi. - * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi. - * combine.c (force_to_mode): Use least_bit_hwi. - (contains_muldiv, find_split_point, combine_simplify_rtx) - (simplify_if_then_else, simplify_set, force_to_mode) - (if_then_else_cond, simplify_and_const_int_1) - (simplify_compare_const): Use pow2p_hwi. - * cse.c (fold_rtx): Use pow2p_hwi. - * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1): - Use least_bit_hwi. - * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi. - (init_expmed_one_conv): Use pow2p_hwi. - * expr.c (is_aligning_offset): Use pow2p_hwi. - * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop. - (fold_binary_loc): Use pow2p_hwi. - * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi. - * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi. - * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi. - * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment): - Use least_bit_hwi. - * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi. - * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi. - * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi. - * omp-low.c (oacc_loop_fixed_partitions) - (oacc_loop_auto_partitions): Use least_bit_hwi. - * rtlanal.c (nonzero_bits1): Use ctz_or_zero. - * stor-layout.c (place_field): Use least_bit_hwi. - * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi. - * tree-sra.c (build_ref_for_offset): Use least_bit_hwi. - * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi. - * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi. - * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi. - * tree-vect-data-refs.c (vect_analyze_group_access_1) - (vect_grouped_store_supported, vect_grouped_load_supported) - (vect_permute_load_chain, vect_shift_permute_load_chain) - (vect_transform_grouped_load): Use pow2p_hwi. - * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero. - * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero. - * tree-vect-stmts.c (vectorizable_mask_load_store): Use - least_bit_hwi. - * tsan.c (instrument_expr): Use least_bit_hwi. - * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop. - -2016-09-16 Andreas Schwab <schwab@suse.de> - - * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter - OFFSET, not offset. - * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise. - -2016-09-16 Jakub Jelinek <jakub@redhat.com> - - PR target/77526 - * combine.c (rest_of_handle_combine): If any edges have been purged, - free dominators if available. - -2016-09-16 Jakub Jelinek <jakub@redhat.com> - Eric Botcazou <ebotcazou@adacore.com> - - PR middle-end/77594 - * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall - through into expand_addsub_overflow after expand_neg_overflow. - -2016-09-15 David Malcolm <dmalcolm@redhat.com> - - * diagnostic-show-locus.c - (selftest::test_fixit_insert_containing_newline): New function. - (selftest::test_fixit_replace_containing_newline): New function. - (selftest::diagnostic_show_locus_c_tests): Call the above. - -2016-09-15 Bin Cheng <bin.cheng@arm.com> - - PR tree-optimization/77503 - * tree-vect-loop.c (vectorizable_reduction): Record reduction - code for CONST_COND_REDUCTION at analysis stage and use it at - transform stage. - * tree-vectorizer.h (struct _stmt_vec_info): New field. - (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro. - * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new - field. - -2016-09-15 Richard Biener <rguenther@suse.de> - - PR middle-end/77544 - * fold-const.c (split_tree): Do not split constant ~X. - -2016-09-15 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/77425 - * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list - is NULL. - - PR middle-end/77475 - * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify, - use %qs instead of %s where desirable, use argument instead of arg in - the diagnostic wording, add list of supported strategies and - spellcheck hint. - (ix86_option_override_internal): Emit target("m...") instead of - option("m...") in the diagnostic. Use %qs instead of %s in invalid - -march/-mtune option diagnostic. Add list of supported arches/tunings - and spellcheck hint. Remove prefix, suffix and sw variables, use - main_args_p ? "..." : "..." in diagnostics to make translation - possible. - -2016-09-15 Richard Biener <rguenther@suse.de> - - * dwarf2asm.h (dw2_asm_output_offset): Add overload with - extra offset argument. - * dwarf2asm.c (dw2_asm_output_offset): Implement that. - * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation - to reflect new offset parameter. - * doc/tm.texi: Regenerate. - * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust. - * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add - offset argument. - (darwin_asm_output_dwarf_offset): Likewise. - * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset - argument. - (darwin_asm_output_dwarf_offset): Pass offset argument through. - * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust. - * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise. - -2016-09-15 Chung-Lin Tang <cltang@codesourcery.com> - - PR fortran/72743 - * ipa-icf.c (set_alias_uids): New function. - (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of - all the merged variable's referring aliases. - -2016-09-15 Richard Biener <rguenther@suse.de> - - PR tree-optimization/77514 - * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage - only forced_stmts sequence. - -2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org> - - * tree-ssanames.h (FOR_EACH_SSA_NAME): New. - * cfgexpand.c (update_alias_info_with_stack_vars): Use - FOR_EACH_SSA_NAME to iterate over SSA variables. - (pass_expand::execute): Likewise. - * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise. - * tree-cfg.c (dump_function_to_file): Likewise. - * tree-into-ssa.c (pass_build_ssa::execute): Likewise. - (update_ssa): Likewise. - * tree-ssa-alias.c (dump_alias_info): Likewise. - * tree-ssa-ccp.c (ccp_finalize): Likewise. - * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise. - (create_outofssa_var_map): Likewise. - (coalesce_ssa_name): Likewise. - * tree-ssa-operands.c (dump_immediate_uses): Likewise. - * tree-ssa-pre.c (compute_avail): Likewise. - * tree-ssa-sccvn.c (init_scc_vn): Likewise. - (scc_vn_restore_ssa_info): Likewise. - (free_scc_vn): Likwise. - (run_scc_vn): Likewise. - * tree-ssa-structalias.c (compute_points_to_sets): Likewise. - * tree-ssa-ter.c (new_temp_expr_table): Likewise. - * tree-ssa-copy.c (fini_copy_prop): Likewise. - * tree-ssa.c (verify_ssa): Likewise. - -2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com> - - * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2 - and mips64r2 as default 32-bit and 64-bit architectures. - (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6 - as default 32-bit and 64-bit architectures. - -2016-09-14 Pat Haugen <pthaugen@us.ibm.com> - - * loop-unroll.c (unroll_loop_runtime_iterations): Set probability - of succ edge. - -2016-09-14 Segher Boessenkool <segher@kernel.crashing.org> - - * target.def (lra_p): Change commentary (for the manual) for the - new default. - * doc/tm.texi: Regenerate. - -2016-09-14 Segher Boessenkool <segher@kernel.crashing.org> - - * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro. - * config/arm/arm.c (TARGET_LRA_P): Delete macro. - * config/i386/i386.c (TARGET_LRA_P): Delete macro. - * config/nds32/nds32.c (TARGET_LRA_P): Delete macro. - -2016-09-14 Segher Boessenkool <segher@kernel.crashing.org> - - * targhooks.c (default_lra_p): Return true instead of false. - -2016-09-14 Segher Boessenkool <segher@kernel.crashing.org> - - * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to - hook_bool_void_false. - * config/avr/avr.c: Ditto. - * config/bfin/bfin.c: Ditto. - * config/c6x/c6x.c: Ditto. - * config/cr16/cr16.c: Ditto. - * config/cris/cris.c: Ditto. - * config/epiphany/epiphany.c: Ditto. - * config/fr30/fr30.c: Ditto. - * config/frv/frv.c: Ditto. - * config/h8300/h8300.c: Ditto. - * config/ia64/ia64.c: Ditto. - * config/iq2000/iq2000.c: Ditto. - * config/lm32/lm32.c: Ditto. - * config/m32c/m32c.c: Ditto. - * config/m32r/m32r.c: Ditto. - * config/m68k/m68k.c: Ditto. - * config/mcore/mcore.c: Ditto. - * config/microblaze/microblaze.c: Ditto. - * config/mmix/mmix.c: Ditto. - * config/mn10300/mn10300.c: Ditto. - * config/moxie/moxie.c: Ditto. - * config/msp430/msp430.c: Ditto. - * config/nios2/nios2.c: Ditto. - * config/nvptx/nvptx.c: Ditto. - * config/pa/pa.c: Ditto. - * config/pdp11/pdp11.c: Ditto. - * config/rl78/rl78.c: Ditto. - * config/sparc/sparc.c: Ditto. - * config/spu/spu.c: Ditto. - * config/stormy16/stormy16.c: Ditto. - * config/tilegx/tilegx.c: Ditto. - * config/tilepro/tilepro.c: Ditto. - * config/v850/v850.c: Ditto. - * config/vax/vax.c: Ditto. - * config/visium/visium.c: Ditto. - * config/xtensa/xtensa.c: Ditto. - -2016-09-14 Jakub Jelinek <jakub@redhat.com> - - PR sanitizer/68260 - * tsan.c: Include target.h. - (enum tsan_atomic_action): Add bool_clear and bool_test_and_set. - (BOOL_CLEAR, BOOL_TEST_AND_SET): Define. - (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and - BUILT_IN_ATOMIC_TEST_AND_SET entries. - (instrument_builtin_call): Handle bool_clear and bool_test_and_set. - -2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de> - Martin Liska <mliska@suse.cz> - - PR middle-end/77574 - * predict.c (force_edge_cold): Add braces to a condition. - -2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de> - - PR rtl-optimization/77289 - * lra-constraints.c (get_final_hard_regno): Removed. - (get_hard_regno): Add new parameter final_p. - (get_reg_class): Directly call lra_get_elimination_hard_regno. - (operands_match_p): Adjust call to get_hard_regno. - (uses_hard_regs_p): Likewise. - (process_alt_operands): Likewise. - -2016-09-13 Joe Seymour <joe.s@somniumtech.com> - - PR target/70713 - * config/msp430/msp430.c (msp430_start_function): Emit an error - if a function is both weak and specifies an interrupt number. - -2016-09-13 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/77454 - * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after - changing GIMPLE_COND. Move update_stmt_if_modified call after this. - Formatting fix. - -2016-09-13 Tamar Christina <tamar.christina@arm.com> - - * config/aarch64/aarch64-builtins.c - (aarch64_init_simd_builtins): Fix builtin type signature printing. - -2016-09-13 Uros Bizjak <ubizjak@gmail.com> - - * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named - SFmode and SCmode arguments by reference. - -2016-09-13 David Malcolm <dmalcolm@redhat.com> - - * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert): - Rename to... - (selftest::test_one_liner_fixit_insert_before): ...this, and update - for renaming of add_fixit_insert to add_fixit_insert_before. - (selftest::test_one_liner_fixit_insert_after): New function. - (selftest::test_one_liner_fixit_validation_adhoc_locations): - Update for renaming of add_fixit_insert to add_fixit_insert_before. - (selftest::test_one_liner_many_fixits): Likewise. - (selftest::test_diagnostic_show_locus_one_liner): Update for - renaming, call new test function. - (selftest::test_diagnostic_show_locus_fixit_lines): Update for - renaming of add_fixit_insert to add_fixit_insert_before. - (selftest::test_fixit_consolidation): Likewise. - * diagnostic.c (selftest::test_print_parseable_fixits_insert): - Likewise. - * edit-context.c (selftest::test_applying_fixits_insert): Rename to... - (selftest::test_applying_fixits_insert_before): ...this. - (selftest::test_applying_fixits_insert): Update for renaming of - add_fixit_insert to add_fixit_insert_before. - (selftest::test_applying_fixits_insert_after): New function. - (selftest::test_applying_fixits_insert_after_at_line_end): New - function. - (selftest::test_applying_fixits_insert_after_failure): New function. - (selftest::test_applying_fixits_multiple): Update for renaming of - add_fixit_insert to add_fixit_insert_before. - (selftest::change_line): Likewise. - (selftest::test_applying_fixits_unreadable_file): Likewise. - (selftest::test_applying_fixits_line_out_of_range): Likewise. - (selftest::test_applying_fixits_column_validation): Likewise. - (selftest::test_applying_fixits_column_validation): Likewise. - (selftest::edit_context_c_tests): Update for renamed test function; - call new test functions. - -2016-09-13 Pat Haugen <pthaugen@us.ibm.com> - - PR tree-optimization/77536 - PR rtl-optimization/68212 - * config/rs6000/rs6000.md (div->recip splitter): Remove - optimize_insn_for_speed_p condition. - -2016-09-13 Maciej W. Rozycki <macro@imgtec.com> - - * optabs.c (prepare_cmp_insn): Update documentation comment. - -2016-09-13 Jakub Jelinek <jakub@redhat.com> - Manuel Lopez-Ibanez <manu@gcc.gnu.org> - - PR middle-end/77475 - * opts.h (candidates_list_and_hint): Declare. - * opts-common.c (candidates_list_and_hint): New function. - (cmdline_handle_error): Use it. - -2016-09-12 David Malcolm <dmalcolm@redhat.com> - - * edit-context.c (edited_line::get_len): New accessor. - (edited_file::print_diff): Split out hunk-printing into... - (edited_file::print_diff_hunk): New method. - (edited_file::print_diff_line): New method. - -2016-09-12 Andrew Pinski <apinski@cavium.com> - - * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW): - New tuning option. - * config/aarch64/aarch64.c (thunderx_tunings): Enable - AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW. - (aarch64_operands_ok_for_ldpstp): Return false if - AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode - was SImode and the alignment is less than 8 byte. - (aarch64_operands_adjust_ok_for_ldpstp): Likewise. - -2016-09-12 Orlando Arias <oarias@knights.ucf.edu> - - PR target/77570 - * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm. - -2016-09-12 Marek Polacek <polacek@redhat.com> - - * doc/extend.texi: Use lowercase "boolean". - * doc/invoke.texi: Likewise. - * doc/md.texi: Likewise. - * target.def: Likewise. - * doc/tm.texi: Regenerated. - -2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR middle-end/77426 - * expmed.c (synth_mult): Delete duplicate mode check. - -2016-09-10 Tom de Vries <tom@codesourcery.com> - - PR C/71602 - * builtins.c (std_canonical_va_list_type): Strictly return non-null for - va_list type only. - * config/i386/i386.c (ix86_canonical_va_list_type): Same. - * gimplify.c (gimplify_va_arg_expr): Handle &va_list. - -2016-09-09 Peter Bergner <bergner@vnet.ibm.com> - - PR rtl-optimization/77289 - * lra-constraints.c (get_final_hard_regno): Add support for non hard - register numbers. Remove support for subregs. - (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno(). - (get_reg_class): Delete removed get_final_hard_regno() argument. - (uses_hard_regs_p): Call get_final_hard_regno(). - -2016-09-09 Martin Sebor <msebor@redhat.com> - - PR c/77520 - PR c/77521 - * pretty-print.c (pp_quoted_string): New function. - (pp_format): Call it for %c and %s directives. - -2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de> - - * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove. - (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE, - INITIAL_ELIMINATION_OFFSET) : Update documentation. - * target.def (frame_pointer_required, can_eliminate): Likewise. - * doc/tm.texi: Regenerated. - * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef - ELIMINABLE_REGS. - * df-scan.c (df_hard_reg_init): Likewise. - * ira.c (ira_setup_eliminable_regset): Likewise. - * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate, - init_elim_table): Likewise. - * reload1.c (reg_eliminate_1, verify_initial_elim_offsets, - set_initial_elim_offsets, update_eliminables, - init_elim_table): Likewise. - * rtlanal.c (get_initial_register_offset): Likewise. - * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove. - * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise. - * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise. - * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise. - * config/fr30/fr30.h: Fix comment. - * config/frv/frv.c: Likewise. - * config/frv/frv.h: Likewise. - * config/ft32/ft32.h: Likewise. - * config/visium/visium.h: Likewise. - * config/pa/pa64-linux.h: Likewise. - * config/v850/v850.h: Likewise. - * config/cris/cris.c: Likewise. - * config/ia64/ia64.h: Likewise. - * config/moxie/moxie.h: Likewise. - * config/m32r/m32r.h: Likewise. - -2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com> - - PR target/77267 - * config.in: Regenerate. - * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH): - New macro. - (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto. - (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from - static-libmpxwrappers case. - (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and - MPX_LD_AS_NEEDED_GUARD_POP. - * configure: Regenerate. - * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable. - defined if linker support "--push-state"/"--pop-state". - -2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de> - - * doc/cpp.texi (__*_WIDTH__): Small wording fixes. - -2016-09-09 Joseph Myers <joseph@codesourcery.com> - - * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__) - (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__) - (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__) - (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__) - (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__) - (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__) - (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__): - Document. - * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define - width macros from TS 18661-1. - * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise. - -2016-09-08 Jakub Jelinek <jakub@redhat.com> - - PR fortran/77516 - * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive - OMP_CLAUSE_SAFELEN_EXPR. - -2016-09-07 David Malcolm <dmalcolm@redhat.com> - - * Makefile.in (OBJS): Add substring-locations.o. - * langhooks-def.h (class substring_loc): New forward decl. - (lhd_get_substring_location): New decl. - (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro. - (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION. - * langhooks.c (lhd_get_substring_location): New function. - * langhooks.h (class substring_loc): New forward decl. - (struct lang_hooks): Add field get_substring_location. - * substring-locations.c: New file, taking definition of - format_warning_va and format_warning_at_substring from - c-family/c-format.c, making them non-static. - * substring-locations.h (class substring_loc): Move class here - from c-family/c-common.h. Add and rewrite comments. - (format_warning_va): New decl. - (format_warning_at_substring): New decl. - (get_source_location_for_substring): Add comment. - -2016-09-07 Eric Gallager <egall@gwmail.gwu.edu> - - * config/i386/i386.c: Add 'U' suffix to processor feature bits - to avoid -Wnarrowing warning. - * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks. - * opts.c: Likewise for SANITIZER_OPT bitmasks. - -2016-09-07 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64.c (aarch64_legitimize_address): - Avoid use of base_offset if offset already in range. - -2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org> - - * config/sh/sh-protos.h (struct sh_atomic_model, - selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT, - TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS, - TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to... - * config/sh/sh.h (struct sh_atomic_model, - selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT, - TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS, - TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here. - Guard with __cplusplus. - -2016-09-06 Jakub Jelinek <jakub@redhat.com> - - PR target/69255 - * config/i386/i386.c (ix86_expand_builtin): For builtin with - unsupported or unknown ISA, use expand_call. - -2016-09-06 Martin Liska <mliska@suse.cz> - - PR gcov-profile/77378 - PR gcov-profile/77466 - * tree-profile.c (tree_profiling): Detect whether target can use - -fprofile-update=atomic. - -2016-09-06 Richard Biener <rguenther@suse.de> - - PR tree-optimization/77479 - * tree-vrp.c (update_value_range): Extend overflow handling to - VARYING. - -2016-09-05 Jakub Jelinek <jakub@redhat.com> - - PR target/77476 - * config/i386/i386.md (isa): Add x64_avx512bw. - (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa. - (kmov_isa): New mode attr. - (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative. - (*zero_extend<mode>si2): Likewise. - (*zero_extendqihi2): Use avx512dq isa for the last alternative. - -2016-09-05 Gerald Pfeifer <gerald@pfeifer.com> - - * doc/invoke.texi (SPU Options): nops -> NOPs. - (x86 Options): Ditto. - -2016-09-05 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/77475 - * toplev.c (process_options): Temporarily set input_location - to UNKNOWN_LOCATION around targetm.target_option.override () call. - -2016-09-05 Uros Bizjak <ubizjak@gmail.com> - - PR rtl-optimization/77452 - * explow.c (plus_constant) <case MEM>: Extract scalar constant from - inner-mode reference to a CONST_VECTOR constant in the constant pool. - -2016-09-05 Marek Polacek <polacek@redhat.com> - - PR c/77423 - * doc/invoke.texi: Update -Wlogical-not-parentheses documentation. - -2016-09-05 Jakub Jelinek <jakub@redhat.com> - - PR other/77421 - * gensupport.c (alter_output_for_subst_insn): Remove redundant - *insn_out == '*' test. Don't copy unnecessary to yet another - memory buffer, and don't leak it. - - PR rtl-optimization/77425 - * ipa-devirt.c (get_odr_type): Set val->id unconditionally. - -2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com> - - * ubsan.c (ubsan_use_new_style_p): Fix check for empty string. - -2016-09-02 David Malcolm <dmalcolm@redhat.com> - - * common.opt (fdiagnostics-generate-patch): New option. - * diagnostic.c: Include "edit-context.h". - (diagnostic_initialize): Initialize context->edit_context_ptr. - (diagnostic_finish): Delete context->edit_context_ptr. - (diagnostic_report_diagnostic): Add fix-it hints from the - diagnostic to context->edit_context_ptr, if any. - * diagnostic.h (class edit_context): Add forward decl. - (struct diagnostic_context): Add field "edit_context_ptr". - * doc/invoke.texi (Diagnostic Message Formatting Options): Add - -fdiagnostics-generate-patch. - (-fdiagnostics-generate-patch): New item. - * toplev.c: Include "edit-context.h". - (process_options): Set global_dc->edit_context_ptr to a new - edit_context if the options need one. - (toplev::main): Handle -fdiagnostics-generate-patch by using - global_dc->edit_context_ptr. - -2016-09-02 Jakub Jelinek <jakub@redhat.com> - - PR c/65467 - * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit - map and firstprivate clauses on target construct for _Atomic - qualified decls. - (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses - on target construct for _Atomic qualified decls. - * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified - decls. - * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for - _Atomic qualified arguments not mentioned in uniform clause. - -2016-09-02 David Malcolm <dmalcolm@redhat.com> - - * Makefile.in (OBJS-libcommon): Add edit-context.o. - * diagnostic-color.c (color_dict): Add "diff-filename", - "diff-hunk", "diff-delete", and "diff-insert". - (parse_gcc_colors): Update default value of GCC_COLORS in comment - to reflect above changes. - * doc/invoke.texi (-fdiagnostics-color): Update description of - default GCC_COLORS, and of the supported capabilities. - * edit-context.c: New file. - * edit-context.h: New file. - * input.c (struct fcache): Add field "missing_trailing_newline". - (diagnostics_file_cache_forcibly_evict_file): Initialize it to - true. - (add_file_to_cache_tab): Likewise. - (fcache::fcache): Likewise. - (get_next_line): Update c->missing_trailing_newline. - (location_missing_trailing_newline): New function. - * input.h (location_missing_trailing_newline): New decl. - * selftest-run-tests.c (selftest::run_tests): Call - edit_context_c_tests. - * selftest.h (edit_context_c_tests): New decl. - -2016-09-02 Jakub Jelinek <jakub@redhat.com> - Richard Biener <rguenth@suse.de> - - PR tree-optimization/77444 - * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype - as steptype, remove redundant initialization. - -2016-09-02 Jakub Jelinek <jakub@redhat.com> - - PR sanitizer/77396 - * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h. - (sanopt_optimize_walker): Optimize away - __asan_before_dynamic_init (...) followed by - __asan_after_dynamic_init () without intervening memory loads/stores. - * ipa-pure-const.c (special_builtin_state): Handle - BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and - BUILT_IN_ASAN_AFTER_DYNAMIC_INIT. - -2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - * cfg.c (free_original_copy_tables): Replace second assignment of - bb_copy = NULL by bb_original = NULL. - -2016-09-02 Jakub Jelinek <jakub@redhat.com> - - PR other/77421 - * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant - assignment added in r216794. - -2016-09-02 David Malcolm <dmalcolm@redhat.com> - - * Makefile.in (OBJS): Add typed-splay-tree.o. - * selftest-run-tests.c (selftest::run_tests): Call - typed_splay_tree_c_tests. - * selftest.h (typed_splay_tree_c_tests): New decl. - * typed-splay-tree.c: New file. - * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef. - (typed_splay_tree::max): New method. - (typed_splay_tree::min): New method. - (typed_splay_tree::foreach): New method. - (typed_splay_tree::closure): New struct. - (typed_splay_tree::inner_foreach_fn): New function. - -2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - * ipa-cp.c (ipcp_store_bits_results): Change option name from - -fipa-cp-bit to -fipa-bit-cp. - -2016-09-01 Martin Sebor <msebor@redhat.com> - - PR tree-optimization/71831 - * tree-object-size.h: Return bool instead of the size and add - argument for the size. - * tree-object-size.c (compute_object_offset): Update signature. - (addr_object_size): Same. - (compute_builtin_object_size): Return bool instead of the size - and add argument for the size. Handle POINTER_PLUS_EXPR when - optimization is disabled. - (expr_object_size): Adjust. - (plus_stmt_object_size): Adjust. - (pass_object_sizes::execute): Adjust. - * builtins.c (fold_builtin_object_size): Adjust. - * doc/extend.texi (Object Size Checking): Update. - * ubsan.c (instrument_object_size): Adjust. - -2016-09-01 Martin Sebor <msebor@redhat.com> - - * genmatch.c (parser::parse_expr): Increase buffer size to guarantee - it fits the output of the formatted function regardless of its - arguments. - * genmodes.c (parser::parse_expr): Same. - * gimplify.c (gimplify_asm_expr): Same. - * passes.c (pass_manager::register_one_dump_file): Same. - * print-tree.c (print_node): Same. - -2016-09-01 Segher Boessenkool <segher@kernel.crashing.org> - - * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout. - -2016-09-01 Segher Boessenkool <segher@kernel.crashing.org> - - * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout. - -2016-09-01 Segher Boessenkool <segher@kernel.crashing.org> - - * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout. - * config/rs6000/vector.md: Ditto. - * config/rs6000/vsx.md: Ditto. - -2016-09-01 Eric Botcazou <ebotcazou@adacore.com> - - * ipa-inline-analysis.c (param_change_prob): Get to the base object - first in all cases. - -2016-09-01 Segher Boessenkool <segher@kernel.crashing.org> - - * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11, - *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1, - *return_and_restore_gpregs_<mode>_r11, - *return_and_restore_gpregs_<mode>_r12, - *return_and_restore_gpregs_<mode>_r1, - *return_and_restore_fpregs_<mode>_r11, - *return_and_restore_fpregs_<mode>_r12, - *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO - directly instead of via the "l" constraint. Renumber operands. - Fix whitespace. - -2016-09-01 Segher Boessenkool <segher@kernel.crashing.org> - - * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11, - save_vregs_<mode>_r12, *restore_vregs_<mode>_r11, - *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65. - * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si, - load_macho_picbase_di, *call_indirect_nonlocal_darwin64, - *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64, - *call_value_nonlocal_darwin64, reload_macho_picbase, - reload_macho_picbase_si, reload_macho_picbase_di): Ditto. - * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto. - * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11, - *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1, - *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12, - *save_fpregs_<mode>_r1): Ditto. - * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe, - *return_and_restore_gpregs_spe): Ditto. - -2016-09-01 Segher Boessenkool <segher@kernel.crashing.org> - - * config/rs6000/rs6000.md - (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete - the use of the link register. - (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto. - -2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/72827 - * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid - reg+reg addressing for TImode. - (rs6000_legitimate_address_p): Only allow register indirect - addressing for TImode, even without TARGET_QUAD_MEMORY. - -2016-09-01 Richard Biener <rguenther@suse.de> - - PR middle-end/77436 - * tree-chrec.c (tree_fold_binomial): Use widest_int, properly - check whether the result fits the desired result type. - -2016-09-01 Nathan Sidwell <nathan@acm.org> - - * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const. - -2016-09-01 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement): - New function. - (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define. - -2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern. - * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode - for comparisons of integer ZERO_EXTEND against zero. - -2016-09-01 Eric Botcazou <ebotcazou@adacore.com> - - * config/i386/i386.c (ix86_option_override_internal): Also disable the - STV pass if -mstackrealign is enabled. - -2016-08-31 Ilya Verbin <iverbin@gmail.com> - - * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of - AVX512IFMA. - -2016-08-31 David Malcolm <dmalcolm@redhat.com> - - * diagnostic-show-locus.c (class layout): Add field m_fixit_hints. - (layout_range::intersects_line_p): New method. - (test_range_contains_point_for_single_point): Rename to... - (test_layout_range_for_single_point): ...this, and add testing - for layout_range::intersects_line_p. - (test_range_contains_point_for_single_line): Rename to... - (test_layout_range_for_single_line): ...this, and add testing - for layout_range::intersects_line_p. - (test_range_contains_point_for_multiple_lines): Rename to... - (test_layout_range_for_multiple_lines): ...this, and add testing - for layout_range::intersects_line_p. - (layout::layout): Populate m_fixit_hints. - (layout::get_expanded_location): Handle the case of a line-span - for a fix-it hint. - (layout::validate_fixit_hint_p): New method. - (get_line_span_for_fixit_hint): New function. - (layout::calculate_line_spans): Add spans for fixit-hints. - (layout::should_print_annotation_line_p): New method. - (layout::print_any_fixits): Drop param "richloc", instead using - validated fixits in m_fixit_hints. Add "const" to hint pointers. - (diagnostic_show_locus): Avoid printing blank annotation lines. - (selftest::test_diagnostic_context::test_diagnostic_context): - Initialize show_column and start_span. - (selftest::test_diagnostic_context::start_span_cb): New static - function. - (selftest::test_diagnostic_show_locus_fixit_lines): New function. - (selftest::diagnostic_show_locus_c_tests): Update for function - renamings. Call test_diagnostic_show_locus_fixit_lines. - -2016-08-31 Marc Glisse <marc.glisse@inria.fr> - - PR tree-optimization/73714 - * match.pd (a * (1 << b)): Revert change from 2016-05-23. - -2016-08-31 David Malcolm <dmalcolm@redhat.com> - - * selftest.c: Move "namespace selftest {" to top of file, - removing explicit "selftest::" qualifiers throughout. - -2016-08-31 Marc Glisse <marc.glisse@inria.fr> - - * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u): - New types. - (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps, - _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512): - Replace builtin with vector extension. - * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u): - New types. - (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps, - _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256): - Replace builtin with vector extension. - * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types. - (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128): - Replace builtin with vector extension. - * config/i386/xmmintrin.h (__m128_u): New type. - (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension. - (_mm_load_ps, _mm_store_ps): Simplify. - -2016-08-31 Eric Botcazou <ebotcazou@adacore.com> - - * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard. - -2016-08-30 David Malcolm <dmalcolm@redhat.com> - - * diagnostic-show-locus.c (colorizer::begin_state): Support more - than 3 ranges per diagnostic by alternating between color 1 and - color 2. - (layout::layout): Replace use of rich_location::MAX_RANGES - with richloc->get_num_locations (). - (layout::calculate_line_spans): Replace use of - rich_location::MAX_RANGES with m_layout_ranges.length (). - (layout::print_annotation_line): Handle arbitrary numbers of - ranges in caret-printing by defaulting to '^'. - (selftest::test_one_liner_many_fixits): New function. - (test_diagnostic_show_locus_one_liner): Call it. - * diagnostic.c (diagnostic_initialize): Update for renaming - of rich_location::MAX_RANGES to - rich_location::STATICALLY_ALLOCATED_RANGES. - * diagnostic.h (struct diagnostic_context): Likewise. - -2016-08-30 David Malcolm <dmalcolm@redhat.com> - - * selftest.c (selftest::named_temp_file::named_temp_file): New - ctor. - (selftest::temp_source_file::~temp_source_file): Move to... - (selftest::named_temp_file::~named_temp_file): ...here. - (selftest::test_named_temp_file): New function. - (selftest::selftest_c_tests): Call test_named_temp_file. - * selftest.h (class named_temp_file): New class. - (class temp_source_file): Convert to a subclass of named_temp_file. - -2016-08-30 Segher Boessenkool <segher@kernel.crashing.org> - - * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit - USEs of LR_REGNO in returns and sibcalls. - (rs6000_output_mi_thunk): Similar. - (rs6000_sibcall_aix): Similar. - * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32, - sibcall_local64, sibcall_value_local32, sibcall_value_local64, - sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>): - Remove the USE of LR_REGNO from the patterns as well. Delete an - obsolete comment. - (return_internal_<mode>): Delete. - -2016-08-30 Tamar Christina <tamar.christina@arm.com> - - * config/aarch64/aarch64-simd.md - (aarch64_ld2<mode>_dreg_le): New. - (aarch64_ld2<mode>_dreg_be): New. - (aarch64_ld2<mode>_dreg): Removed. - (aarch64_ld3<mode>_dreg_le): New. - (aarch64_ld3<mode>_dreg_be): New. - (aarch64_ld3<mode>_dreg): Removed. - (aarch64_ld4<mode>_dreg_le): New. - (aarch64_ld4<mode>_dreg_be): New. - (aarch64_ld4<mode>_dreg): Removed. - (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be. - -2016-08-30 David Malcolm <dmalcolm@redhat.com> - - * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove - redundant location param. - (test_one_liner_fixit_remove): Likewise. - (test_one_liner_fixit_replace): Likewise. - (test_one_liner_fixit_replace_equal_secondary_range): Likewise. - * gcc-rich-location.c - (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to - get_range_from_loc. Drop overload taking a const char *. - * gcc-rich-location.h - (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking - a const char *. - -2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com> - - * config/linux.c (linux_libc_has_function): Return true on musl. - -2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com> - - * config.gcc (*-*-*musl*): Disable gnu-indirect-function. - -2016-08-30 Eric Botcazou <ebotcazou@adacore.com> - - * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion - used for abnormal egdes. - -2016-08-30 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/72866 - * tree-vect-patterns.c (search_type_for_mask): Turn into - a small wrapper, move all code to ... - (search_type_for_mask_1): ... this new function. Add caching - and adjust recursive calls. - - PR debug/77363 - * dwarf2out.c (modified_type_die): Use lookup_type_die (type) - instead of lookup_type_die (type_main_variant (type)) even for array - types. - - PR middle-end/77377 - * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds - constant pool reference return x instead of c. - -2016-08-29 Segher Boessenkool <segher@kernel.crashing.org> - - * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not - include MQ. - -2016-08-29 David Malcolm <dmalcolm@redhat.com> - - * input.c - (selftest::test_make_location_nonpure_range_endpoints): Fix - header comment. - -2016-08-29 David Malcolm <dmalcolm@redhat.com> - - * diagnostic-show-locus.c - (selftest::test_one_liner_fixit_validation_adhoc_locations): New - function. - (selftest::test_diagnostic_show_locus_one_liner): Call it. - * input.c (get_pure_location): Move to libcpp/line-map.c. - * input.h (get_pure_location): Convert decl to an inline function - calling implementation in libcpp. - -2016-08-29 Uros Bizjak <ubizjak@gmail.com> - - PR target/77403 - * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler - template for intel asm dialect. - (vec_set_hi_<mode><mask_name>): Ditto. - -2016-08-29 David Malcolm <dmalcolm@redhat.com> - - * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN. - (selftest::fail_formatted): Likewise. - -2016-08-29 David Malcolm <dmalcolm@redhat.com> - - * input.c (make_location): Call get_start and get_finish - on the endpoints to avoid storing packed ranges or ad-hoc - ranges in them. - (selftest::test_make_location_nonpure_range_endpoints): New function. - (selftest::input_c_tests): Call it. - * input.h (get_start): New inline function. - -2016-08-29 Tom de Vries <tom@codesourcery.com> - - PR c/77398 - * gimplify.c (gimplify_va_arg_expr): Replace first argument type error - with assert. - -2016-08-29 Eric Botcazou <ebotcazou@adacore.com> - - * Makefile.in (gcov-iov.h): Add dummy recipe. - -2016-08-29 Nathan Sidwell <nathan@acm.org> - - * config/nvptx/nvptx.c: #include tree-vrp.h. - -2016-08-28 Eric Botcazou <ebotcazou@adacore.com> - - PR target/77324 - * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special - HIGH+LO construct during reload. - -2016-08-28 Tom de Vries <tom@codesourcery.com> - - PR lto/70955 - * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with - 'sysv_abi va_list' attribute. - (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute. - (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list' - attributes. - -2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector. - * emit-rtl.c (unshare_all_rtl_1): Adjust. - (unshare_all_rtl_again): Likewise. - * function.c (assign_stack_local_1): Likewise. - (assign_stack_temp_for_type): Likewise. - -2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * cfgbuild.c (make_edges): Adjust. - * cfgrtl.c (can_delete_label_p): Likewise. - * dwarf2cfi.c (create_trace_edges): Likewise. - * except.c (sjlj_emit_dispatch_table): Likewise. - * function.h (struct expr_status): make x_forced_labels a vector. - * jump.c (rebuild_jump_labels_1): Adjust. - * reload1.c (set_initial_label_offsets): Likewise. - * stmt.c (force_label_rtx): Likewise. - (expand_label): Likewise. - -2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * haifa-sched.c (fix_recovery_deps): Make ready_list a vector. - -2016-08-27 Patrick Palka <ppalka@gcc.gnu.org> - - PR tree-optimization/71077 - PR tree-optimization/68542 - * fold-const.c (fold_relational_const): Fix folding of - VECTOR_CST comparisons that have a scalar boolean result type. - (selftest::test_vector_folding): New static function. - (selftest::fold_const_c_tests): Call it. - -2016-08-27 Gerald Pfeifer <gerald@pfeifer.com> - - * doc/extend.texi (SPU Built-in Functions): Remove stale - references to material formerly at IBM and Sony. - -2016-08-26 David Edelsohn <dje.gcc@gmail.com> - - PR target/77349 - * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE. - -2016-08-26 David Malcolm <dmalcolm@redhat.com> - - * diagnostic-show-locus.c - (selftest::test_fixit_consolidation): New function. - (selftest::diagnostic_show_locus_c_tests): Call it. - * gcc-rich-location.h (gcc_rich_location): Eliminate unused - constructor based on source_range. - -2016-08-26 David Malcolm <dmalcolm@redhat.com> - - * diagnostic-color.c (color_dict): Add "fixit-insert" and - "fixit-delete". - (parse_gcc_colors): Update description of default GCC_COLORS. - * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete. - (colorizer::set_fixit_insert): New method. - (colorizer::set_fixit_delete): New method. - (colorizer::get_color_by_name): New method. - (colorizer::STATE_FIXIT_INSERT): New constant. - (colorizer::STATE_FIXIT_DELETE): New constant. - (class colorizer): Drop "_cs" suffix from fields. Delete "_ce" - fields in favor of new field "m_stop_color". Add fields - "m_fixit_insert" and "m_fixit_delete". - (colorizer::colorizer): Update for above changes. Replace - colorize_start calls with calls to get_color_by_name. - (colorizer::begin_state): Handle STATE_FIXIT_INSERT and - STATE_FIXIT_DELETE. Update for field renamings. - (colorizer::finish_state): Simplify by using m_stop_color, - rather than multiple identical "*_ce" fields. - (colorizer::get_color_by_name): New method. - (layout::print_any_fixits): Print insertions and replacements - using the "fixit-insert" color, and deletions using the - "fixit-delete" color. - * doc/invoke.texi (-fdiagnostics-color): Update description of - default GCC_COLORS, and of the supported capabilities. - -2016-08-26 Max Filippov <jcmvbkbc@gmail.com> - - * config/xtensa/xtensa.c (xtensa_expand_prologue): Update - current_function_static_stack_size variable with the static - stack frame size of the current function when - flag_stack_usage_info is enabled. - -2016-08-26 Nathan Sidwell <nathan@acm.org> - - * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary - assignment inside if condition. - -2016-08-26 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69047 - * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield - extracts similar to what FRE does. - (non_rewritable_mem_ref_base): Likewise. - -2016-08-26 Joseph Myers <joseph@codesourcery.com> - - * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p) - (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove. - * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise. - * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise. - * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): - Likewise. - * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise. - * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise. - * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise. - * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise. - * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise. - -2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR target/70473 - * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce - reservation duration to 15 cycles. - (cortex_a8_vfp_macs): Likewise. - (cortex_a8_vfp_macd): Likewise. - (cortex_a8_vfp_divs): Likewise. - (cortex_a8_vfp_divd): Likewise. - -2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function. - (aarch_macro_fusion_pair_p): Use above to avoid early return. - -2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - Martin Jambhor <mjambor@suse.cz> - - * common.opt: New option -fipa-bit-cp. - * doc/invoke.texi: Document -fipa-bit-cp. - * opts.c (default_options_table): Add entry for -fipa-bit-cp. - (enable_fdo_optimizations): Check for flag_ipa_bit_cp. - * tree-ssa-ccp.h: New header file. - * tree-ssa-ccp.c: Include tree-ssa-ccp.h - (bit_value_binop_1): Change to bit_value_binop_1 and export it. - Replace all occurences of tree parameter by two new params: signop, int. - (bit_value_unop_1): Change to bit_value_unop and export it. - Replace all occurences of tree parameter by two new params: signop, - int. - (bit_value_binop): Change call from bit_value_binop_1 to - bit_value_binop. - (bit_value_assume_aligned): Likewise. - (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop. - (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p - to ccp_finalize. - (ccp_finalize): Skip processing if val->mask == 0. - * ipa-cp.c: Include tree-ssa-ccp.h - (ipcp_bits_lattice): New class. - (ipcp_param_lattice (bits_lattice): New member. - (print_all_lattices): Call ipcp_bits_lattice::print. - (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom. - (initialize_node_lattices): Likewise. - (propagate_bits_accross_jump_function): New function. - (propagate_constants_accross_call): Call - propagate_bits_accross_jump_function. - (ipcp_propagate_stage): Store parameter types when in_lto_p is true. - (ipcp_store_bits_results): New function. - (ipcp_driver): Call ipcp_store_bits_results. - * ipa-prop.h (ipa_bits): New struct. - (ipa_jump_func): Add new member bits of type ipa_bits. - (ipa_param_descriptor): Change decl to decl_or_type. - (ipa_get_param): Change decl to decl_or_type and assert on - PARM_DECL. - (ipa_get_type): New function. - (ipcp_transformation_summary): New member bits. - * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type. - (ipa_populate_param_decls): Likewise. - (ipa_dump_param): Likewise. - (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump - function. - (ipa_set_jf_unknown): Set ipa_bits::known to false. - (ipa_compute_jump_functions_for_edge): Compute jump function for bits - propagation. - (ipa_node_params_t::duplicate): Copy src->bits into dst->bits. - (ipa_write_jump_function): Add streaming for ipa_bits. - (ipa_read_jump_function): Add support for reading streamed ipa_bits. - (write_ipcp_transformation_info): Add streaming for ipa_bits - summary for ltrans. - (read_ipcp_transfomration_info): Add support for reading streamed - ipa_bits. - (ipcp_update_bits): New function. - (ipcp_transform_function): Call ipcp_update_bits. - -2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com> - - * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update. - (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update. - -2016-08-25 David Edelsohn <dje.gcc@gmail.com> - - * multiple_target.c (pass_data_dispatcher_calls): Fix typo. - -2016-08-25 Richard Biener <rguenther@suse.de> - - * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes): - Only add locations in late dwarf. - (gen_scheduled_generic_parms_dies): Do not set early dwarf here. - (dwarf2out_early_finish): But do it here. - -2016-08-24 Michael Collison <michael.collison@linaro.org> - Michael Collison <michael.collison@arm.com> - - * config/arm/arm-modes.def: Add new condition code mode CC_V - to represent the overflow bit. - * config/arm/arm.c (maybe_get_arm_condition_code): - Add support for CC_Vmode. - (arm_gen_unlikely_cbranch): New function to generate common - rtl conditional branches for overflow patterns. - * config/arm/arm-protos.h: Add prototype for - arm_gen_unlikely_cbranch. - * config/arm/arm.md (addv<mode>4, add<mode>3_compareV, - addsi3_compareV_upper): New patterns to support signed - builtin overflow add operations. - (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper): - New patterns to support unsigned builtin add overflow operations. - (subv<mode>4, sub<mode>3_compare1): New patterns to support signed - builtin overflow subtract operations, - (usubv<mode>4): New patterns to support unsigned builtin subtract - overflow operations. - (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns - to support builtin overflow negate operations. - -2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - Revert - 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com> - - * explow.c (get_dynamic_stack_size): Take known alignment of stack - pointer + STACK_DYNAMIC_OFFSET into account when calculating the size - needed. - -2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in - MULTILIB_OPTIONS should be used. Small wording fixes. - * genmultilib: Memorize set of all option combinations in - combination_space. Detect if RHS of MULTILIB_REUSE uses an option not - found in MULTILIB_OPTIONS by checking if option set is listed in - combination_space. Output new and existing error message to stderr. - -2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for - -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8. - Fix typo in -mfpu=vfpv3-d16-fp16 mapping. - (MULTILIB_REUSE): Remove reuse rules for option set including - -mfpu=fp-armv8 and -mfpu=vfpv4 - -2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de> - - * config/arm/t-rtems: Add vfp multilib. - -2016-08-23 Ian Lance Taylor <iant@golang.org> - - * config/s390/s390.c (s390_asm_file_start): Call - default_file_start. - -2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set - initialization of all 0's to the 0 constant, instead of directly - generating XOR. Add support for V4SImode vector initialization on - 64-bit systems with direct move, and rework the ISA 3.0 V4SImode - initialization. Change variables used in V4SFmode vector - intialization. For V4SFmode vector splat on ISA 3.0, make sure - any memory addresses are in index form. Add support for using - VSPLTH/VSPLTB to initialize vector short and vector char vectors - with all of the same element. - (regno_or_subregno): New helper function to return a register - number for either REG or SUBREG. - (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>. - Use regno_or_subregno where possible. - (rs6000_split_v4si_init_di_reg): New helper function to build up a - DImode value from two SImode values in order to generate V4SImode - vector initialization on 64-bit systems with direct move. - (rs6000_split_v4si_init): Split up the insns for a V4SImode vector - initialization. - (rtx_is_swappable_p): V4SImode vector initialization insn is not - swappable. - * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add - declaration. - * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and - attributes to initialize V8HImode and V16QImode vectors with the - same element. - (VSX_SPLAT_COUNT): Likewise. - (VSX_SPLAT_SUFFIX): Likewise. - (UNSPEC_VSX_VEC_INIT): New unspec. - (vsx_concat_v2sf): Eliminate using 'preferred' register classes. - Allow SFmode values to come from Altivec registers. - (vsx_init_v4si): New insn/split for V4SImode vector initialization - on 64-bit systems with direct move. - (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode - vector initializations, to allow V4SImode vector initializations - on 64-bit systems with direct move. - (vsx_splat_v4si): Likewise. - (vsx_splat_v4si_di): Likewise. - (vsx_splat_v4sf): Likewise. - (vsx_splat_v4sf_internal): Likewise. - (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred' - register classes. - (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise. - (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support - initializing V8HImode and V16QImode vectors with the same - element. - * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow - optimization if -maltivec=be. - -2016-08-23 Christophe Lyon <christophe.lyon@linaro.org> - - * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it - attribute for alternatives 3 and 4. - -2016-08-23 David Malcolm <dmalcolm@redhat.com> - - * selftest.c (selftest::assert_str_contains): New function. - (selftest::test_assertions): Verify ASSERT_STR_CONTAINS. - * selftest.h (selftest::assert_str_contains): New decl. - (ASSERT_STR_CONTAINS): New macro. - -2016-08-23 Richard Biener <rguenther@suse.de> - - PR tree-optimization/77286 - * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify - the CFG here. - (vect_transform_loop): Split exit edges of loop and scalar - loop if required and at the appropriate time. - -2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com> - - * explow.c (get_dynamic_stack_size): Take known alignment of stack - pointer + STACK_DYNAMIC_OFFSET into account when calculating the size - needed. - Correct a typo in a comment. - -2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com> - - * config/s390/s390.md ("*andc_split"): New splitter for and with - complement. - -2016-08-23 Richard Biener <rguenther@suse.de> - - PR tree-optimization/27336 - * tree-vrp.c (infer_value_range): Handle stmts that can throw - by looking for a non-EH edge. - (process_assert_insertions_for): Likewise. - -2016-08-23 Richard Biener <rguenther@suse.de> - - PR middle-end/77305 - * statistics.c (statistics_counter_event): Robustify against - NULL current_pass. - -2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com> - - * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW - for targets amdfam10 and barcelona. - -2016-08-22 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative. - (zero_extend<mode>di2): Ditto. - (*zero_extend<mode>si2): Ditto. - (*zero_extendqihi2): Ditto. - -2016-08-22 Joseph Myers <joseph@codesourcery.com> - - PR middle-end/77269 - * builtins.c (fold_builtin_classify): Use builtin_decl_explicit - (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign. - -2016-08-22 Patrick Palka <ppalka@gcc.gnu.org> - - * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of - identical consecutive elements. - [SSA_NAME]: Print the name's def stmt on its own line. When printing - the node's def stmt, avoid printing an unwanted trailing newline by - replacing the call to print_gimple_stmt() with its inlined body and - adjusting it to not set pp_needs_newline and to call pp_flush() - instead of pp_newline_and_flush(). - -2016-08-22 Joseph Myers <joseph@codesourcery.com> - - * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node) - (float32_type_node, float64_type_node, float32x_type_node) - (float128x_type_node): New macros. - * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64) - (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X) - (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128) - (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X) - (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32) - (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128) - (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X) - (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING) - (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING) - (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING) - (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING) - (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32) - (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128) - (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X) - (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X) - (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions. - * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro. - (copysign, fabs, huge_val, inf, nan, nans): Use it. - * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs - and copysign. - (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val. - (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs. - * doc/extend.texi (Other Builtins): Document these built-in - functions. - * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX - for nan and nans. - -2016-08-22 Gerald Pfeifer <gerald@pfeifer.com> - - * doc/install.texi (Binaries): www.opencsw.org now uses https. - -2016-08-22 Richard Biener <rguenther@suse.de> - - * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order. - -2016-08-21 Uros Bizjak <ubizjak@gmail.com> - - PR target/77270 - * config/i386/i386.md (prefetch): When TARGET_PRFCHW or - TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for - non-SSE2 athlons only, otherwise prefer SSE prefetches. - -2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org> - - * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR. - (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P. - (vrp_visit_switch_stmt): Likewise. - (extract_range_from_stmt): Factored out from vrp_visit_stmt. - (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt. - (vrp_visit_stmt): Use extract_range_from_stmt. - (vrp_visit_phi_node): Use extract_range_from_phi_node. - -2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org> - - * Makefile.in: Add tree-vrp.h to GTFILES. - * gengtype.c (open_base_files): Add tree-vrp.h. - * asan.c: Add tree-vrp.h which now has the definition value_range_type. - * builtins.c: Likewise. - * fold-const.c: Likewise. - * gimple-builder.c: Likewise. - * gimple-laddress.c: Likewise. - * hsa-gen.c: Likewise. - * internal-fn.c: Likewise. - * ssa.h: Likewise. - * targhooks.c: Liewise, - * tree-ssa-address.c: Likewise. - * tree-ssanames.h (value_range_type: Move to tree-vrp.h. - * tree-vrp.c (struct value_range): Move to tree-vrp.h - * tree-vrp.h: New file. - -2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org> - - PR tree-optimization/61839 - * tree-vrp.c (two_valued_val_range_p): New. - (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is - two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2). - Also Convert VAR BINOP CST where VAR is two-valued to - VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST). - -2016-08-19 David Malcolm <dmalcolm@redhat.com> - - * diagnostic-show-locus.c - (layout::annotation_line_showed_range_p): New method. - (layout::print_any_fixits): Remove case fixit_hint::REMOVE. - Reimplement case fixit_hint::REPLACE to cover removals, and - replacements where the range of the replacement isn't one - of the ranges in the rich_location. - (test_one_liner_fixit_replace): Likewise. - (selftest::test_one_liner_fixit_replace_non_equal_range): New - function. - (selftest::test_one_liner_fixit_replace_equal_secondary_range): - New function. - (selftest::test_diagnostic_show_locus_one_liner): Call the new - functions. - * diagnostic.c (print_parseable_fixits): Remove case - fixit_hint::REMOVE. - -2016-08-19 Uros Bizjak <ubizjak@gmail.com> - - PR target/77270 - * config/i386/i386.c (ix86_option_override_internal): Remove - PTA_PRFCHW from entries that also have PTA_3DNOW flag. - Enable SSE prefetch also for TARGET_PREFETCHWT1. - Do not try to enable TARGET_PRFCHW ISA flag here. - * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW. - Rewrite expander function body. - (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1. - -2016-08-19 Joseph Myers <joseph@codesourcery.com> - - PR c/32187 - * tree-core.h (TI_COMPLEX_FLOAT16_TYPE) - (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE) - (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE) - (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE) - (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST) - (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE) - (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE) - (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE) - (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum - tree_index values. - (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New - macros. - (struct floatn_type_info): New structure type. - (floatn_nx_types): New variable declaration. - * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE) - (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node) - (COMPLEX_FLOATN_NX_TYPE_NODE): New macros. - * tree.c (floatn_nx_types): New variable. - (build_common_tree_nodes): Initialize _FloatN, _FloatNx and - corresponding complex types. - * target.def (floatn_mode): New hook. - * targhooks.c: Include "real.h". - (default_floatn_mode): New function. - * targhooks.h (default_floatn_mode): New prototype. - * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx - types. - * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new - effective-target and dg-add-options keywords. - (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime): - Document new effective-target keywords. - * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook. - * doc/tm.texi: Regenerate. - * ginclude/float.h (LDBL_DECIMAL_DIG): Define to - __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__. - [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS - 18661-3. - * real.h (struct real_format): Add field ieee_bits. - * real.c (ieee_single_format, mips_single_format) - (motorola_single_format, spu_single_format, ieee_double_format) - (mips_double_format, motorola_double_format) - (ieee_extended_motorola_format, ieee_extended_intel_96_format) - (ieee_extended_intel_128_format) - (ieee_extended_intel_96_round_53_format, ibm_extended_format) - (mips_extended_format, ieee_quad_format, mips_quad_format) - (vax_f_format, vax_d_format, vax_g_format, decimal_single_format) - (decimal_double_format, decimal_quad_format, ieee_half_format) - (arm_half_format, real_internal_format: Initialize ieee_bits - field. - * config/i386/i386.c (ix86_init_builtin_types): Do not initialize - float128_type_node. Set float80_type_node to float64x_type_node - if appropriate and long_double_type_node not appropriate. - * config/ia64/ia64.c (ia64_init_builtins): Likewise. - * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): - Initialize ieee_bits field. - * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro. - (rs6000_init_builtins): Set ieee128_float_type_node to - float128_type_node. - (rs6000_floatn_mode): New function. - -2016-08-19 Jakub Jelinek <jakub@redhat.com> - - * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step, - _rdseed64_step): Uglify argument names and/or local variable names - in inline functions. - * config/i386/rtmintrin.h (_xabort): Likewise. - * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64, - _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64, - _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32, - _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64, - _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64, - _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32, - _mm_maskz_ternarylogic_epi32): Likewise. - * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64, - __lwpins32, __lwpins64): Likewise. - * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd, - _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd, - _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd, - _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps, - _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps, - _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64, - _mm_mask_i32gather_epi64, _mm256_i32gather_epi64, - _mm256_mask_i32gather_epi64, _mm_i64gather_epi64, - _mm_mask_i64gather_epi64, _mm256_i64gather_epi64, - _mm256_mask_i64gather_epi64, _mm_i32gather_epi32, - _mm_mask_i32gather_epi32, _mm256_i32gather_epi32, - _mm256_mask_i32gather_epi32, _mm_i64gather_epi32, - _mm_mask_i64gather_epi32, _mm256_i64gather_epi32, - _mm256_mask_i64gather_epi32): Likewise. - * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise. - * config/i386/ia32intrin.h (__writeeflags): Likewise. - * config/i386/pkuintrin.h (_wrpkru): Likewise. - * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd, - _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd, - _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd, - _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd, - _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd, - _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd, - _mm512_mask_prefetch_i64scatter_ps): Likewise. - * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise. - * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64, - _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64, - _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32, - _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps, - _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps, - _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64, - _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise. - - * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines - returning void. - (_fxrstor, _fxsave64, _fxrstor64): Likewise. - * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64): - Likewise. - * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise. - * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after - function name. - (_rdpkru_u32): Add space after function name. - - * config/i386/t-i386 (i386-c.o): Don't depend on - i386-builtin-types.inc. - (i386.o): Depend on i386-builtin-types.inc. - -2016-08-19 Matthew Wahab <matthew.wahab@arm.com> - - PR target/77281 - * config/arm/arm.c (neon_valid_immediate): Delete declaration. - Use const_vec_duplicate to check for duplicated elements. - -2016-08-19 Richard Biener <rguenther@suse.de> - - PR tree-optimization/77290 - * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): - Fix flag_tree_parallelize_loops check. - -2016-08-19 Richard Biener <rguenther@suse.de> - - * match.pd (x | 0 -> x): Add. - -2016-08-19 Richard Biener <rguenther@suse.de> - - PR tree-optimization/77286 - * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges): - Deal with virtual PHIs being out-of-order. - -2016-08-18 David Malcolm <dmalcolm@redhat.com> - - * doc/invoke.texi (fverbose-asm): Note that source code lines - are emitted, and provide an example. - * final.c (asm_show_source): New function. - (final_scan_insn): Call asm_show_source. - -2016-08-18 David Malcolm <dmalcolm@redhat.com> - - * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic - param with diagnostic_kind. - (class colorizer): Similarly replace field m_diagnostic with - m_diagnostic_kind. - (colorizer::colorizer): Replace diagnostic - param with diagnostic_kind. - (colorizer::begin_state): Update for above field change. - (layout::layout): Replace diagnostic param with rich_location * - and diagnostic_kind. - (diagnostic_show_locus): Replace diagnostic param with richloc - and diagnostic_kind. - (class selftest::test_diagnostic_context): New class. - (selftest::test_diagnostic_show_locus_unknown_location): New - function. - (selftest::test_one_liner_simple_caret): New function. - (selftest::test_one_liner_caret_and_range): New function. - (selftest::test_one_liner_multiple_carets_and_ranges): New - function. - (selftest::test_one_liner_fixit_remove): New function. - (selftest::test_one_liner_fixit_replace): New function. - (selftest::test_diagnostic_show_locus_one_liner): New function. - (selftest::diagnostic_show_locus_c_tests): Call the new test - functions. - * diagnostic.c (diagnostic_initialize): Initialize - colorize_source_p, show_ruler_p and parseable_fixits_p. - (default_diagnostic_finalizer): Update for change to - diagnostic_show_locus. - (diagnostic_append_note): Likewise. - * diagnostic.h (diagnostic_show_locus): Replace - const diagnostic_info * param with location * and diagnostic_t. - -2016-08-18 David Malcolm <dmalcolm@redhat.com> - - * input.c (saved_line_table): New global. - (class selftest::temp_line_table): Rename to line_table_test and - move declaration to selftest.h, and drop field m_old_line_table. - (selftest::temp_line_table::temp_line_table): Rename ctor to... - (selftest::line_table_test::line_table_test): ...this. Add a - default ctor. Store current value of line_table within - saved_line_table. - (selftest::temp_line_table::~temp_line_table): Rename dtor to... - (selftest::line_table_test::~line_table_test): ...this, and - restore line_table from the saved_line_table, rather than - m_old_line_table. - (selftest::test_accessing_ordinary_linemaps): Update for above - renaming. - (selftest::test_lexer): Likewise. - (struct selftest::lexer_test): Likewise. - (selftest::lexer_test::lexer_test): Likewise. - (selftest::input_c_tests): Move the looping over test cases from - here into... - (selftest::for_each_line_table_case): New function. - * input.h (saved_line_table): New decl. - * selftest.h (struct selftest::line_table_case): New forward decl. - (class selftest::line_table_test): New class, moved here from - selftest::temp_line_table in input.c, and renamed. - (selftest::for_each_line_table_case): New decl. - -2015-08-18 H.J. Lu <hongjiu.lu@intel.com> - - PR target/72839 - * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17. - -2016-08-18 Chung-Lin Tang <cltang@codesourcery.com> - - PR middle-end/70895 - * gimplify.c (omp_add_variable): Adjust/add variable mapping on - enclosing parallel construct for reduction variables on OpenACC loop - directives. - -2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com> - - * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment. - (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for - -gdwarf-3. - (function_to_dwarf_procedure): Update comment. - -2016-08-18 David Malcolm <dmalcolm@redhat.com> - - * input.c (diagnostics_file_cache_forcibly_evict_file): New - function. - * input.h (diagnostics_file_cache_forcibly_evict_file): New - declaration. - * selftest.c (selftest::temp_source_file::~temp_source_file): - Evict m_filename from the diagnostic file cache. - -2016-08-18 Richard Biener <rguenther@suse.de> - - * tree-pass.h (make_pass_materialize_all_clones): Declare. - * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones, - make_pass_materialize_all_clones): New simple IPA pass encapsulating - clone materialization. - * passes.def (all_late_ipa_passes): Start with - pass_materialize_all_clones. - * cgraphunit.c (symbol_table::compile): Remove call to - materialize_all_clones. - * tree-into-ssa.c: Include statistics.h. - (update_ssa): Count number of times we do incremental/rewrite - SSA update. - -2016-08-18 Richard Biener <rguenther@suse.de> - - PR tree-optimization/77282 - * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): - When doing auto-parallelizing also prevent use of PHIs that - carry dependences across loop backedges. - -2016-08-18 Tamar Christina <tamar.christina@arm.com> - Ramana Radhakrishnan <ramana.radhakrishnan@arm.com> - - * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls. - -2016-08-18 Richard Biener <rguenther@suse.de> - - * ssa-iterators.h (ssa_vuse_operand): New inline. - * tree-if-conv.c (ifc_temp_var): Update virtual operand. - (predicate_all_scalar_phis): Use remove_phi_node to remove - phi nodes predicated. Delay removing virtual PHIs. - (predicate_mem_writes): Update virtual operands. - (combine_blocks): Likewise. Propagate out remaining virtual PHIs. - (tree_if_conversion): Do not rewrite virtual SSA form. - * tree-phinodes.c (release_phi_node): Make static. - * tree-phinodes.h (release_phi_node): Remove. - -2016-08-18 Jakub Jelinek <jakub@redhat.com> - - * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_* - codes that appear in bdesc_* arrays, instead include i386-builtin.def - twice to define those. - (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args, - bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const, - bdesc_multi_arg): Define by including i386-builtin.def the third time. - * config/i386/i386-builtin.def: New file. - -2016-08-17 David Malcolm <dmalcolm@redhat.com> - - * input.c (get_source_range_for_char): Rename to... - (selftest::get_source_range_for_char): ...this, and move within - the #if CHECKING_P guard. - (get_num_source_ranges_for_substring): Rename to... - (selftest::get_num_source_ranges_for_substring): ...this, move - within the #if CHECKING_P guard, and make static. - (selftest::assert_num_substring_ranges): Initialize - actual_num_ranges. - -2016-08-18 Alan Modra <amodra@gmail.com> - - PR rtl-optimization/72771 - * reload.c (find_reloads): Don't assume that a subreg mem is OK - when find_reloads_toplev returns address_reloaded==-1. - (alternative_allows_const_pool_ref): Update comment. - -2015-08-17 Alan Hayward <alan.hayward@arm.com> - - PR tree-optimization/71752 - * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering. - * tree-vect-slp.c (vect_get_slp_defs): Handle null operands. - -2016-08-17 Jakub Jelinek <jakub@redhat.com> - - * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p - instead of testing ECF_NORETURN bit in gimple_call_flags. - * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise. - * predict.c (tree_bb_level_predictions): Likewise. - * gimple-low.c (gimple_stmt_may_fallthru): Likewise. - - PR middle-end/77259 - * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If - turning a call into __builtin_unreachable-like noreturn call, adjust - gimple_call_set_fntype. - * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if - gimple_call_fntype has void return type. - -2016-08-17 Chung-Lin Tang <cltang@codesourcery.com> - - * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use - maybe_lookup_decl, to handle nested acc loop directives. - -2016-08-17 Richard Biener <rguenther@suse.de> - - PR tree-optimization/76490 - * tree-vrp.c (update_value_range): Preserve overflow infinities - when intersecting with ranges from get_range_info. - (operand_less_p): Handle overflow infinities correctly. - (value_range_constant_singleton): Use vrp_operand_equal_p - to handle overflow max/min correctly. - (vrp_valueize): Likewise. - (union_ranges): Likewise. - (intersect_ranges): Likewise. - (vrp_visit_phi_node): Improve iteration limitation to only - apply when we'll possibly re-visit the PHI via a changed argument - on the backedge. - -2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ... - (MULTILIB_REQUIRED): This by specifying multilib needing to be built - rather than those that should not be built. - -2016-08-17 Stanislaw Halik <sthalik@misaki.pl> - - PR target/66488 - * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__. - -2016-08-17 Richard Biener <rguenther@suse.de> - - * tree-ssa.c: Include tree-cfg.h and tree-dfa.h. - (verify_vssa): New function verifying virtual SSA form. - (verify_ssa): Call it. - * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2): - Do not apply loop-closed SSA handling to virtuals. - * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION. - * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names - when rewriting their symbol. - (prepare_def_site_for): Likewise. - * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual - operands of moved stmts. - -2016-08-17 Richard Biener <rguenther@suse.de> - - PR tree-optimization/23855 - * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h. - (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we - find guards to hoist. Do not update SSA form but rewrite virtuals - into loop closed SSA. - (find_loop_guard): Adjust to skip already hoisted guards. Do - not mark virtuals for renaming or update SSA form. - -2016-08-17 Martin Liska <mliska@suse.cz> - - * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with - a LONG_LONG_TYPE_SIZE comparison. - * gcov-io.h: Remove macro definitions. - * tree-profile.c (gimple_gen_edge_profiler): Replace usage - of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE - comparison. - -2016-08-16 Jakub Jelinek <jakub@redhat.com> - - * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so - that builtins not mentioned in bdesc_* arrays come first, then - the ones mentioned in bdesc_* arrays in the order they appear in - the arrays in between IX86_BUILTIN__BDESC_*_FIRST and - IX86_BUILTIN__BDESC_*_LAST enumerator. - (bdesc_mpx): Fix up a comment typo. - (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and - __builtin_ia32_vpcomneu[bwdq] builtins. - (BDESC_VERIFY, BDESC_VERIFYS): Define. - (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify - enum ix86_builtins ordering. - (ix86_expand_builtin): Use enum ix86_builtins ordering assumption - for direct bdesc_* array member access instead of searching all the - arrays until an fcode match is found. - -2016-08-16 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn - pattern as define_insn_and_split. Split insn before reload to - ashl<mode>3_1. - (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to - <shift_insn><mode>3_1. - (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to - <rotate_insn><mode>3_1. - -2016-08-16 David Malcolm <dmalcolm@redhat.com> - - PR c/72857 - * input.c (get_source_range_for_substring): Rename to... - (get_source_location_for_substring): ...this, adding param - "caret_idx", and converting output param from source_range * to - location_t *. - (get_source_range_for_char): New function. - (get_num_source_ranges_for_substring): Update comment to reflect - above renaming. - (assert_char_at_range): Update to use get_source_range_for_char - rather than get_source_range_for_substring. - (test_lexer_string_locations_concatenation_2): Likewise. - * substring-locations.h (get_source_range_for_substring): Rename - to... - (get_source_location_for_substring): ...this, and adding param - "caret_idx", and converting output param from source_range * to - location_t *. - -2016-08-16 David Malcolm <dmalcolm@redhat.com> - - * input.c (class selftest::temp_source_file): Move to - selftest.h. - (selftest::temp_source_file::temp_source_file): Move to - selftest.c. - (selftest::temp_source_file::~temp_source_file): Likewise. - * selftest.c (selftest::temp_source_file::temp_source_file): Move - here from input.c. - (selftest::temp_source_file::~temp_source_file): Likewise. - * selftest.h (class selftest::temp_source_file): Move here from - input.c - -2016-08-16 Jakub Jelinek <jakub@redhat.com> - - PR target/71910 - * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before - inlining, add cgraph edge for the added __builtin_unreachable call. - - PR middle-end/67485 - * expmed.c (expand_mult_const): Change val_so_far's type to UHWI, - only cast it to SHWI for the final comparison. - -2016-08-16 Martin Liska <mliska@suse.cz> - - PR gcov-profile/36412 - * doc/gcov.texi: Document --hash-filenames(-x). - * gcov.c (print_usage): Add the option. - (process_args): Process the option, sort options alphabetically. - (md5sum_to_hex): New function. - (make_gcov_file_name): Do the md5sum and append it to a - filename. - -2016-08-16 Bin Cheng <bin.cheng@arm.com> - - PR tree-optimization/69848 - * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE - and swtich operands to avoid additional NOT instruction. - (vcond<v_cmp_mixed><mode>): Ditto. - (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto. - -2016-08-16 Eric Botcazou <ebotcazou@adacore.com> - - * doc/install.texi (*-*-solaris2*): Adjust latest change. - -2016-08-16 Richard Biener <rguenther@suse.de> - - PR tree-optimization/76783 - * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear - BB visited flags at start. - -2016-08-16 Bin Cheng <bin.cheng@arm.com> - - PR tree-optimization/72817 - PR tree-optimization/73450 - * tree-ssa-loop-niter.c (number_of_iterations_ne): Check - multiple_of_p for adjusted IV.base. - -2016-08-15 Uros Bizjak <ubizjak@gmail.com> - - PR target/72867 - * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>): - Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name> - for !flag_finite_math_only or flag_signed_zeros. - (*<code><mode>3<mask_name><round_saeonly_name>): Rename from - *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not - depend on flag_finite_math_only. - (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>): - New insn pattern. - (*<code><mode>3<mask_name><round_saeonly_name>): Remove. - (*ieee_smin<mode>3): Ditto. - (*ieee_smax<mode>3): Ditto. - * config/i386/mmx.md (mmx_<code>v2sf3): Emit - mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or - flag_signed_zeros. - (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not - depend on flag_finite_math_only. - (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern. - (*mmx_<code>v2sf3): Remove. - * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute. - * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check - flag_signed_zeros instead of !flag_unsafe_math_optimizations. - -2016-08-15 Segher Boessenkool <segher@kernel.crashing.org> - - PR rtl-optimization/73650 - * lra-constraints.c (simple_move_p): If the insn is multiple_sets - it is not a simple move. - -2016-08-15 Martin Liska <mliska@suse.cz> - - PR driver/72765 - * gcc.c (do_spec_1): Call save_string with the right size. - (save_string): Do an assert about string we copy. - -2016-08-15 Richard Biener <rguenther@suse.de> - - * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop. - * config/i386/i386.c (pass_data_insert_vzeroupper): Account to - TV_MACH_DEP. - (pass_data_stv): Likewise. - -2016-08-15 Richard Biener <rguenther@suse.de> - - PR tree-optimization/73434 - * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve - TBAA info on the base when forwarding a non-invariant address. - -2016-08-15 Jakub Jelinek <jakub@redhat.com> - - * dwarf2out.c (struct checksum_attributes): Add - at_string_length_bit_size and at_string_length_byte_size fields. - (collect_checksum_attributes): Handle DW_AT_string_length_bit_size - and DW_AT_string_length_byte_size. - (die_checksum_ordered): Handle at_string_length_bit_size and - at_string_length_byte_size. - (gen_array_type_die): For dwarf_version >= 5 emit - DW_AT_string_length_byte_size instead of DW_AT_byte_size. - (adjust_string_types): For dwarf_version >= 5 remove - DW_AT_string_length_byte_size instead of DW_AT_byte_size. - (resolve_addr): Likewise. - - PR debug/71906 - * dwarf2out.c (string_types): New variable. - (gen_array_type_die): Change early_dwarf handling of - DW_AT_string_length, create DW_OP_call4 referencing the - length var temporarily. Handle parameters that are pointers - to string length. - (adjust_string_types): New function. - (gen_subprogram_die): Temporarily set string_types to local var, - call adjust_string_types if needed. - (non_dwarf_expression, copy_deref_exprloc, optimize_string_length): - New functions. - (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4. - -2016-08-15 Eric Botcazou <ebotcazou@adacore.com> - - * doc/install.texi (*-*-solaris2*): Fix version number and document - requirement on GNU make for building libjava with the Solaris linker. - -2016-08-15 Martin Liska <mliska@suse.cz> - Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/72824 - * tree-loop-distribution.c (const_with_all_bytes_same) - <case VECTOR_CST>: Fix a typo. - -2016-08-14 Uros Bizjak <ubizjak@gmail.com> - - PR target/76342 - * config/i386/avx512fintrin.h (_mm512_undefined_epi32): - Renamed from _mm512_undefined_si512. - (_mm_undefined_si512): New definition. - -2016-08-13 Richard Biener <rguenther@suse.de> - - * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate - into PHIs and update the lattice for its def. - -2016-08-12 Jakub Jelinek <jakub@redhat.com> - - PR c/71512 - * ubsan.c (instrument_si_overflow): Pass true instead of false - to gsi_replace. - (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end - of bbs. Return TODO_cleanup_cfg if any returned true. - -2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the - ISA 3.0 MTVSRDD instruction. - (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to - vecperm. - -2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de> - - PR tree-optimization/71083 - * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the - bitfield access when possible. - -2016-08-12 Patrick Palka <ppalka@gcc.gnu.org> - - PR middle-end/71654 - * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a - sign-changing cast from a shorter unsigned type to a wider - signed type. - -2016-08-12 Jakub Jelinek <jakub@redhat.com> - - * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm, - vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask, - vec_extract_hi_<mode>_mask): Use Yk constraint instead of k. - -2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): - Correct costs for vec_construct. - -2016-08-12 Bin Cheng <bin.cheng@arm.com> - - PR tree-optimization/69848 - * tree-vectorizer.h (enum vect_def_type): New condition reduction - type CONST_COND_REDUCTION. - * tree-vect-loop.c (vectorizable_reduction): Support new condition - reudction type CONST_COND_REDUCTION. - -2016-08-12 Richard Biener <rguenther@suse.de> - - PR tree-optimization/57326 - * tree-ssa-pre.c (fully_constant_expression): Handle simplification - returning an SSA name. - (phi_translate_1): When fully_constant_expression returns a NAME - make sure we have a leader for it. - -2016-08-12 Martin Liska <mliska@suse.cz> - Adam Fineman <afineman@afineman.com> - - * gcov.c (process_file): Create .gcov file when .gcda - file is missing. - -2016-08-12 Marek Polacek <polacek@redhat.com> - - PR c/7652 - * alias.c (find_base_value): Adjust fall through comment. - * cfgexpand.c (expand_debug_expr): Likewise. - * combine.c (find_split_point): Likewise. - (expand_compound_operation): Likewise. Add FALLTHRU. - (make_compound_operation): Adjust fall through comment. - (canon_reg_for_combine): Add FALLTHRU. - (force_to_mode): Adjust fall through comment. - (simplify_shift_const_1): Likewise. - (simplify_comparison): Likewise. - * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add - FALLTHRU. - * config/aarch64/predicates.md: Likewise. - * config/i386/i386.c (function_arg_advance_32): Likewise. - (ix86_gimplify_va_arg): Likewise. - (print_reg): Likewise. - (ix86_print_operand): Likewise. - (ix86_build_const_vector): Likewise. - (ix86_expand_branch): Likewise. - (ix86_sched_init_global): Adjust fall through comment. - (ix86_expand_args_builtin): Add FALLTHRU. - (ix86_expand_builtin): Likewise. - (ix86_expand_vector_init_one_var): Likewise. - * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise. - (rs6000_adjust_cost): Likewise. - (insn_must_be_first_in_group): Likewise. - * config/rs6000/rs6000.md: Likewise. Adjust fall through comment. - * dbxout.c (dbxout_symbol): Adjust fall through comment. - * df-scan.c (df_uses_record): Likewise. - * dojump.c (do_jump): Add FALLTHRU. - * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through - comment. - (resolve_args_picking_1): Adjust fall through comment. - (loc_list_from_tree_1): Likewise. - * expmed.c (make_tree): Likewise. - * expr.c (expand_expr_real_2): Add FALLTHRU. - (expand_expr_real_1): Likewise. Adjust fall through comment. - * fold-const.c (const_binop): Adjust fall through comment. - (fold_truth_not_expr): Likewise. - (fold_cond_expr_with_comparison): Add FALLTHRU. - (fold_binary_loc): Likewise. - (contains_label_1): Adjust fall through comment. - (multiple_of_p): Likewise. - * gcov-tool.c (process_args): Add FALLTHRU. - * genattrtab.c (check_attr_test): Likewise. - (write_test_expr): Likewise. - * genconfig.c (walk_insn_part): Likewise. - * genpreds.c (validate_exp): Adjust fall through comment. - (needs_variable): Likewise. - * gensupport.c (get_alternatives_number): Add FALLTHRU. - (subst_dup): Likewise. - * gimple-pretty-print.c (dump_gimple_assign): Likewise. - * gimplify.c (gimplify_addr_expr): Adjust fall through comment. - (gimplify_scan_omp_clauses): Add FALLTHRU. - (goa_stabilize_expr): Likewise. - * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall - through comment. - * hsa-gen.c (get_address_from_value): Likewise. - * ipa-icf.c (sem_function::hash_stmt): Likewise. - * ira.c (ira_setup_alts): Add FALLTHRU. - * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through - comment. - * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU. - * opts.c (common_handle_option): Likewise. - * read-rtl.c (read_rtx_code): Likewise. - * real.c (round_for_format): Likewise. - * recog.c (asm_operand_ok): Likewise. - * reginfo.c (reg_scan_mark_refs): Adjust fall through comment. - * reload1.c (set_label_offsets): Likewise. - (eliminate_regs_1): Likewise. - (reload_reg_reaches_end_p): Likewise. - * rtlanal.c (commutative_operand_precedence): Add FALLTHRU. - (rtx_cost): Likewise. - * sched-rgn.c (is_exception_free): Likewise. - * simplify-rtx.c (simplify_rtx): Adjust fall through comment. - * stor-layout.c (int_mode_for_mode): Likewise. - * toplev.c (print_to_asm_out_file): Likewise. - (print_to_stderr): Likewise. - * tree-cfg.c (gimple_verify_flow_info): Likewise. - * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU. - (chrec_fold_multiply): Likewise. - (evolution_function_is_invariant_rec_p): Likewise. - (for_each_scev_op): Likewise. - * tree-data-ref.c (siv_subscript_p): Likewise. - (get_references_in_stmt): Likewise. - * tree.c (find_placeholder_in_expr): Adjust fall through comment. - (substitute_in_expr): Likewise. - (type_cache_hasher::equal): Likewise. - (walk_type_fields): Likewise. - * var-tracking.c (adjust_mems): Add FALLTHRU. - (set_dv_changed): Adjust fall through comment. - * varasm.c (default_function_section): Add FALLTHRU. - -2016-08-12 Marek Polacek <polacek@redhat.com> - - PR c/7652 - * tree-complex.c (expand_complex_division): Add missing break. - -2016-08-12 Richard Biener <rguenther@suse.de> - - * passes.c (execute_todo): Do not push/pop TV_TODO. - (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution. - (execute_one_pass): Likewise. - * common.opt (ftime-report-details): New switch. - * doc/invoke.texi (ftime-report-details): Document. - * timevar.h (timer::print_row): Adjust signature. - (timer::all_zero): New static helper. - (timer::child_map_t): New typedef. - (timer::time_var_def): Add children field. - * timevar.c (timer::named_items::print): Adjust. - (timer::~timer): Free timevar recorded children. - (timer::pop_internal): When -ftime-report-details record - time spent in sub-timevars. - (timer::print_row): Adjust. - (timer::print): Print sub-timevar stats, use all_zero. - * timevar.def (TV_TODO): Remove. - -2016-08-12 Richard Biener <rguenther@suse.de> - - PR tree-optimization/72851 - * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt - worklists to use bitmaps indexed in execution order. - (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head, - bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove. - (cfg_blocks): Make a bitmap. - (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt): - New globals. - (cfg_blocks_empty_p): Adjust. - (cfg_blocks_add): Likewise. - (cfg_blocks_get): Likewise. - (add_ssa_edge): Likewise. - (add_control_edge): Likewise. - (simulate_stmt): Likewise. - (process_ssa_edge_worklist): Likewise. - (simulate_block): Likewise. - (ssa_prop_init): Compute PRE order and stmt UIDs. - (ssa_prop_fini): Adjust. - (ssa_propagate): Adjust. - -2016-08-12 Richard Biener <rguenther@suse.de> - - * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if - the currently executable edges have fixed ranges. Always - go through update_value_range. - -2016-08-12 Alexandre Oliva <aoliva@redhat.com> - - PR debug/63240 - * langhooks-def.h - (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify. - (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise. - (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default. - (LANG_HOOKS_DECLS): Add it. - * langhooks.h (struct lang_hooks_for_decls): Add - function_decl_defaulted. Const_tree-ify - function_decl_explicit_p and function_decl_deleted_p. - * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted - attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted, - also at strict DWARF v5. - - PR debug/55641 - * dwarf2out.c (decl_quals): Don't map TREE_READONLY to - TYPE_QUAL_CONST in reference-typed decls. - - PR debug/49366 - * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs - in DW_OP_pieces, just enough to handle pointers to member - functions. - (gen_remaining_tmpl_value_param_die_attribute): Use a location - expression on DWARFv5 if a constant value doesn't work. - -2016-08-11 David Malcolm <dmalcolm@redhat.com> - - * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests. - * selftest.c (selftest::test_assertions): New function. - (selftest::selftest_c_tests): New function. - * selftest.h (selftest::selftest_c_tests): New declaration. - -2016-08-11 Richard Biener <rguenther@suse.de> - Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - PR rtl-optimization/72855 - * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end. - -2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - PR target/72863 - * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time. - (vsx_store_<mode>): Likewise. - -2015-08-11 H.J. Lu <hongjiu.lu@intel.com> - - * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow - TImode CONST_WIDE_INT store. - (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store. - -2015-08-11 H.J. Lu <hongjiu.lu@intel.com> - - * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit - mode if unaligned SSE load and store are optimal. - -2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de> - - PR tree-optimization/71083 - * tree-predcom.c (ref_at_iteration): Correctly align the - reference type. - -2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390-builtin-types.def: Add INT128 types. - * config/s390/s390-builtins.def: Add INT128 variants for the add - sub low-level builtins dealing with TImode. - * config/s390/s390.c (s390_expand_builtin): Allow mode conversions - via subreg when expanding a builtin. - * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128, - UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants. - Fix comment. - * config/s390/vecintrin.h: Adjust builtin names accordingly. - * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander. - ("vec_addc<mode>", "vec_addc_u128"): Merge to - "vacc<bhfgq>_<mode>". - ("vec_adde_u128"): Rename to "vacq". Change mode to TImode. - ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode. - ("vec_subc<mode>", "vec_subc_u128"): Merge to - "vscbi<bhfgq>_<mode>". - ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode. - ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode. - -2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390-builtins.def: Mark last operand of s390_vlvg* - -2016-08-11 Bin Cheng <bin.cheng@arm.com> - - * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete - unused declaration. - (vcond<v_cmp_mixed><mode>): Ditto. - (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto. - -2016-08-11 Bin Cheng <bin.cheng@arm.com> - - * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init - variable explicitly, also assert on it before use. - -2016-08-11 Richard Biener <rguenther@suse.de> - - PR tree-optimization/72772 - * cfgloopmanip.c (create_preheader): Use split_edge if there - is a single loop entry, avoiding degenerate PHIs. - -2016-08-11 Richard Biener <rguenther@suse.de> - - * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove - unconditional TODO_cleanup_cfg. - (pass_thread_jumps::execute): Initialize loops, perform a CFG - cleanup only if we threaded a jump. - -2016-08-11 Alan Modra <amodra@gmail.com> - - PR target/71680 - * lra-constraints.c (simplify_operand_subreg): Allow subreg - mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also - slow. Emit two reloads for slow mem case, first loading in - fast innermode, then converting to required mode. - -2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org> - - * config/rs6000/altivec.h (vec_extract_exp): New macro. - (vec_extract_sig): New macro. - (vec_insert_exp): New macro. - (vec_test_data_class): New macro. - (scalar_extract_exp): New macro. - (scalar_extract_sig): New macro. - (scalar_insert_exp): New macro. - (scalar_test_data_class): New macro. - (scalar_test_neg): New macro. - (scalar_cmp_exp_gt): New macro. - (scalar_cmp_exp_lt): New macro. - (scalar_cmp_exp_eq): New macro. - (scalar_cmp_exp_unordered): New macro. - * config/rs6000/predicates.md (u7bit_cint_operand): New predicate - to enforce constraint that operand is a 7-bit unsigned literal. - * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro - for power9 built-ins. - (BU_P9V_VSX_2): Likewise. - (BU_P9V_64BIT_VSX_2): Likewise. - (VSEEDP): Add scalar extract exponent support. - (VSEESP): Add scalar extract signature support. - (VSTDCNDP): Add scalar test negative support. - (VSTDCNSP): Likewise. - (VSIEDP): Add scalar insert exponent support. - (VSCEDPGT): Add scalar compare exponent greater than support. - (VSCEDPLT): Add scalar compare exponent less than support. - (VSCEDPEQ): Add scalar compare exponent test-for-equality support. - (VSCEDPUO): Add scalar compare exponent test-for-unordered support. - (VSTDCDP): Add scalar test data class support. - (VSTDCSP): Likewise. - (VSEEDP): Add overload support for scalar extract exponent - operation. - (VSESDP): Add overload support for scalar extract signature - operation. - (VSTDCN): Add overload support for scalar test negative - operation. - (VSTDCNDP): Add overload support for scalar test negative - operation. - (VSTDCNSP): Add overload support for scalar test negative - operation. - (VSIEDP): Add overload support for scalar insert exponent - operation. - (VSTDC): Add overload support for scalar test data class - operation. - (VSTDCDP): Add overload support for scalar test data class - operation. - (VSTDCSP): Add overload support for scalar test data class - opreation. - (VSCEDPGT): Add overload support for scalar compare exponent - greater than operation. - (VSCEDPLT): Add overload support for scalar compare exponent - less than operation. - (VSCEDPEQ): Add overload support for scalar compare exponent - test-for-equality operation. - (VSCEDPUO): Add overload support for scalar compare exponent - test-for-unordered operation. - (VEEDP): Add vector extract exponent support. - (VEESP): Likewise. - (VESDP): Add vector extract significand support. - (VESSP): Likewise. - (VIEDP): Add vector insert exponent support. - (VIESP): Likewise. - (VTDCDP): Add vector test data class support. - (VTDCSP): Likewise. - (VES): Add overload support for vector extract significand operation. - (VESDP): Likewise. - (VESSP): Likewise - (VEE): Add overload support for vector extract exponent operation. - (VEEDP): Likewise. - (VEESP): Likewise. - (VTDC): Add overload support for vector test data class operation. - (VTDCDP): Likewise. - (VTDCSP): Likewise. - (VIE): Add overload support for vector insert exponent operation. - (VIEDP): Likewise. - (VIESP): Likewise. - * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add - overloaded binary floating point functions. - (altivec_resolve_overloaded_builtin): Improve error messages to - distinguish between functions not supported in the current - compiler configuration and functions that were invoked with an - invalid parameter combination, and include the built-in function - name in both error messages. - * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name): - New prototype. - * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New - function. - (rs6000_expand_binop_builtin): Add check to enforce that argument - 2 of the test data class operations is a 7-bit unsigned literal. - (rs6000_invalid_builtin): Add code to issue an error message if a - built-in function that requires the power9_vector and -m32 - command-line options is compiled without these options. - * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value. - (UNSPEC_VSX_SXSIGDP): New value. - (UNSPEC_VSX_SXSIGPDP): New value. - (UNSPEC_VSX_SIEXPDP): New value. - (UNSPEC_VSX_SCMPEXPDP): New value. - (UNSPEC_VSX_STSTDC): New value. - (UNSPEC_VSX_VXEXP): New value. - (UNSPEC_VSX_VXSIG): New value. - (UNSPEC_VSX_VIEXP): New value. - (UNSPEC_VSX_VTSTDC): New value. - (xsxexpdp): New insn for scalar extract exponent. - (xsxsigdp): New insn for scalar extract significand. - (xsiexpdp): New insn for scalar insert exponent. - (xscmpexpdp_<code>): New expansion for scalar compare exponents. - (*xscmpexpdp): New insn for scalar compare exponents. - (xststdc<Fvsx): New expansion for both single- and - double-precision scalar test data class operations. - (xststdcneg<Fvsx>): New expansion for both single- and - double-precision scalar test for negative value operations. - (*xststdc<Fvsx>): New insn for scalar test data class - operation. - (xvxexp<VSs>): New insn for single- and double-precision - vector extract exponent operation. - (xvxsig<VSs>): New insn for single- and double-precision - vector extract significand operation. - (xviexp<VSs>): New insn for single- and double-precision - vector insert exponent operation. - (xvtstdc<VSs>): New insn for single- and double-precision - vector test data class operation. - * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document - built-in functions to represent the Power9 binary floating-point - support instructions. - -2016-08-10 bin cheng <bin.cheng@arm.com> - - * doc/sourcebuild.texi (@item vect_cond_mixed): New item. - -2016-08-10 Alan Lawrence <alan.lawrence@arm.com> - Renlin Li <renlin.li@arm.com> - Bin Cheng <bin.cheng@arm.com> - - * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New. - * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call - gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di. - (aarch64_vcond_internal<mode><mode>): Delete pattern. - (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto. - (vcond<v_cmp_result><mode>): Ditto. - (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask. - (vcondu<mode><mode>): Ditto. - (vcond<v_cmp_mixed><mode>): New pattern. - (vcondu<mode><v_cmp_mixed>): New pattern. - (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead - of aarch64_vcond_internal. - -2016-08-10 Alan Lawrence <alan.lawrence@arm.com> - Renlin Li <renlin.li@arm.com> - Bin Cheng <bin.cheng@arm.com> - - * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern. - (vec_cmp<mode><v_cmp_result>): New pattern. - (vec_cmpu<mode><mode>): New pattern. - (vcond_mask_<mode><v_cmp_result>): New pattern. - -2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com> - - PR tree-optimization/71734 - * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument - REF_LOOP, invoke ref_indep_loop_p_1. - (outermost_indep_loop): Pass LOOP argumnet where REF was defined - to ref_indep_loop_p. - (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP, - combine it with ref_indep_lopp_p_2, update SAFELEN if only REF - is inside LOOP, do not cache dpendence value for loops with - non-zero SAFELEN. - (ref_indep_loop_p_2): Delete function. - (can_sm_ref_p): Pass LOOP as additional argument to - ref_indep_loop_p. - -2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/72853 - * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op - being an offsettable address. - -2016-08-10 Martin Liska <mliska@suse.cz> - - PR gcov-profile/58306 - * tree-profile.c (gimple_init_edge_profiler): Create conditionally - atomic variants of profile update functions. - -2016-08-10 Martin Liska <mliska@suse.cz> - - Cherry picked (and modified) from google-4_7 branch - 2012-12-26 Rong Xu <xur@google.com> - * common.opt (fprofile-update): Add new flag. - * coretypes.h: Define enum profile_update. - * doc/invoke.texi: Document -fprofile-update. - * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and - GCOV_TYPE_ATOMIC_FETCH_ADD_FN. - * tree-profile.c (gimple_init_edge_profiler): Generate - also atomic profiler update. - (gimple_gen_edge_profiler): Likewise. - -2016-08-10 David Malcolm <dmalcolm@redhat.com> - - * toplev.c (finalize): Set aux_info_file, asm_out_file, and - stack_usage_file to NULL after fclose calls. - -2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com> - - PR target/71873 - * reload.c (push_reload): Compute subreg_in_class for - subregs of constants and plus expressions. Remove special - handling of SYMBOL_REFs. - -2016-08-10 Alan Modra <amodra@gmail.com> - - PR target/71680 - * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return - SImode for TARGET_E500_DOUBLE when given SImode. - -2016-08-09 David Wohlferd <dw@LimeGreenSocks.com> - - * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove - unused variable __O. - -2016-08-09 Martin Liska <mliska@suse.cz> - - * doc/gcov.texi: Change _gcov_dump to __gcov_dump and - _gcov_reset to __gcov_reset. - * doc/gcov-tool.texi: Fix typo. - -2016-08-09 Martin Liska <mliska@suse.cz> - - * value-prof.c (gimple_divmod_values_to_profile): Do not - instrument MOD histogram if a value is not a SSA name. - -2016-08-09 Martin Liska <mliska@suse.cz> - - * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2 - values. - -2016-08-09 Renlin Li <renlin.li@arm.com> - - PR middle-end/64971 - * calls.c (prepare_call_address): Convert funexp to Pmode when - necessary. - * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971. - (sibcall_value): Likewise. - -2016-08-09 Marek Polacek <polacek@redhat.com> - - PR c/7652 - * cselib.c (cselib_expand_value_rtx_1): Add return. - * gengtype.c (dbgprint_count_type_at): Likewise. - * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise. - * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning. - -2016-08-09 Martin Jambor <mjambor@suse.cz> - - PR ipa/71981 - * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully - if instance is a MEM_REF. - -2016-08-09 Uros Bizjak <ubizjak@gmail.com> - - PR target/72843 - * config/i386/i386.md (*movtf_internal): Use - lra_in_progress || reload_completed instead of !can_create_pseudo_p - in the insn constraint. - (*movxf_internal): Ditto. - (*movdf_internal): Ditto. - (*movsf_internal): Ditto. - -2016-08-09 Bin Cheng <bin.cheng@arm.com> - - PR tree-optimization/72772 - * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality - for expanded base. - -2016-08-09 Bin Cheng <bin.cheng@arm.com> - - PR tree-optimization/72772 - * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete - parameter STOP. - * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete - parameter STOP and update calls. Move expand_simple_operations - function call from here... - (simplify_using_initial_conditions): ...to here. Delete parameter - STOP. - (tree_simplify_using_condition): Delete parameter STOP. - * tree-scalar-evolution.c (simple_iv_with_niters): Update call to - simplify_using_initial_conditions. - -2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com> - - PR c/65345 - * config/mips/mips.c (mips_atomic_assign_expand_fenv): - Use create_tmp_var_raw instead of create_tmp_var. - -2016-08-09 Richard Biener <rguenther@suse.de> - - * tree-ssa-threadbackward.c (profitable_jump_thread_path): - Treat same SSA names related. - -2016-08-09 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/72824 - * tree-loop-distribution.c (const_with_all_bytes_same): Verify - real_zerop is not negative. - -2016-08-09 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71802 - * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch - all merge opportunities with the predecessor. - -2016-08-09 Richard Biener <rguenther@suse.de> - - PR ipa/68273 - * ipa-prop.c (ipa_modify_formal_parameters): Build - parameter types with natural alignment also for the - over-aligned case. - -2016-08-08 Andi Kleen <ak@linux.intel.com> - - * tree-vrp.c (get_single_symbol): Always initialize inv and neg. - -2016-08-08 David Malcolm <dmalcolm@redhat.com> - - PR c/64955 - * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default - do-nothing langhook. - (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS. - * langhooks.h (struct lang_hooks): Add run_lang_selftests. - * selftest-run-tests.c: Include "tree.h" and "langhooks.h". - (selftest::run_tests): Call lang_hooks.run_lang_selftests. - -2016-08-08 David Malcolm <dmalcolm@redhat.com> - - PR bootstrap/72844 - * input.c: Ensure that HAVE_ICONV is defined. - -2016-08-08 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/72781 - * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the - private vars for lastprivate and for linear iterator. - - PR middle-end/68762 - * omp-simd-clone.c: Include varasm.h. - (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL, - DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for - DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and - update function name. - -2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com> - - * config/avr/driver-avr.c (specfiles_doc_url): Remove. - (avr_diagnose_devicespecs_error): Remove. - (avr_devicespecs_file): Remove composing absolute path for specfile - and its verbose info. Remove conditions to check specs-file, - -2016-08-08 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/72821 - * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers, - just return false for them. - -2016-08-08 Alan Modra <amodra@gmail.com> - - PR target/72771 - * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high)) - toc refs created during reload. Update function comment. - -2016-08-08 Alan Modra <amodra@gmail.com> - - PR target/72802 - * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort - alternatives. Put loads first, then stores, and reg/reg moves - within same class later. Delete attr length. - -2016-08-08 Alan Modra <amodra@gmail.com> - - PR target/72802 - * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test. - (mem_operand_ds_form): New predicate. - * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare. - * config/rs6000/constraints.md (wY): Use mem_operand_df_form. - * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete. - * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF. - (extendsfdf2_fpr): Replace o constraint with wY. - -2016-08-07 Jan Hubicka <hubicka@ucw.cz> - - * tree-ssa-threadbackward.c: Include tree-inline.h - (profitable_jump_thread_path): Use estimate_num_insns to estimate - size of copied block; for cold paths reduce duplication. - (find_jump_threads_backwards): Remove redundant tests. - (pass_thread_jumps::gate): Enable for -Os. - -2016-08-07 Jakub Jelinek <jakub@redhat.com> - - PR c/72816 - * stor-layout.c (layout_decl): Fix up formatting. - (relayout_decl): Allow DECL to be FIELD_DECL. - -2016-08-07 Alan Modra <amodra@gmail.com> - - * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg. - -2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org> - - * data-streamer-in.c (streamer_read_wide_int): New. - (streamer_read_widest_int): Renamed function. - * data-streamer-out.c (streamer_write_wide_int): New - (streamer_write_widest_int): Renamed function. - * lto-streamer-in.c (streamer_read_wi): Renamed and moved to - data-stream-in.c. - (input_cfg): Call renamed function. - * lto-streamer-out.c (streamer_write_wi): Renamed and moved to - data-stream-out.c. - (output_cfg): Call renamed function. - * data-streamer.h: Add declarations. - -2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - * tree-ssa-ccp.c (extend_mask): New param sgn. - Remove ORing with wi::mask. - (get_default_value): Adjust call to extend_mask to pass sign. - (evaluate_stmt): Likewise. - -2016-08-06 Jakub Jelinek <jakub@redhat.com> - - * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of - INT64_MAX. - -2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable - transform if operand's type is pointer to function or method. - -2016-08-05 Patrick Palka <ppalka@gcc.gnu.org> - - PR tree-optimization/18046 - * tree-ssa-threadedge.c: Include cfganal.h. - (simplify_control_statement_condition): If simplifying a - GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH - with the dominating ASSERT_EXPR before handing it off to VRP. - Mention that a CASE_LABEL_EXPR may be returned. - (thread_around_empty_blocks): Adjust to handle - simplify_control_statement_condition() returning a - CASE_LABEL_EXPR. - (thread_through_normal_block): Likewise. - * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify - a switch statement by trying to determine which case label - will be taken. - -2016-08-05 Vladimir Makarov <vmakarov@redhat.com> - - PR rtl-optimization/69847 - * lra-constraints.c (process_invariant_for_inheritance): Save - pattern instead of src. - (remove_inheritance_pseudos): Use the pattern. Add assert. - -2016-08-05 David Malcolm <dmalcolm@redhat.com> - - * input.c (string_concat::string_concat): New constructor. - (string_concat_db::string_concat_db): New constructor. - (string_concat_db::record_string_concatenation): New method. - (string_concat_db::get_string_concatenation): New method. - (string_concat_db::get_key_loc): New method. - (class auto_cpp_string_vec): New class. - (get_substring_ranges_for_loc): New function. - (get_source_range_for_substring): New function. - (get_num_source_ranges_for_substring): New function. - (class selftest::lexer_test_options): New class. - (struct selftest::lexer_test): New struct. - (class selftest::ebcdic_execution_charset): New class. - (selftest::ebcdic_execution_charset::s_singleton): New variable. - (selftest::lexer_test::lexer_test): New constructor. - (selftest::lexer_test::~lexer_test): New destructor. - (selftest::lexer_test::get_token): New method. - (selftest::assert_char_at_range): New function. - (ASSERT_CHAR_AT_RANGE): New macro. - (selftest::assert_num_substring_ranges): New function. - (ASSERT_NUM_SUBSTRING_RANGES): New macro. - (selftest::assert_has_no_substring_ranges): New function. - (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro. - (selftest::test_lexer_string_locations_simple): New function. - (selftest::test_lexer_string_locations_ebcdic): New function. - (selftest::test_lexer_string_locations_hex): New function. - (selftest::test_lexer_string_locations_oct): New function. - (selftest::test_lexer_string_locations_letter_escape_1): New function. - (selftest::test_lexer_string_locations_letter_escape_2): New function. - (selftest::test_lexer_string_locations_ucn4): New function. - (selftest::test_lexer_string_locations_ucn8): New function. - (selftest::uint32_from_big_endian): New function. - (selftest::test_lexer_string_locations_wide_string): New function. - (selftest::uint16_from_big_endian): New function. - (selftest::test_lexer_string_locations_string16): New function. - (selftest::test_lexer_string_locations_string32): New function. - (selftest::test_lexer_string_locations_u8): New function. - (selftest::test_lexer_string_locations_utf8_source): New function. - (selftest::test_lexer_string_locations_concatenation_1): New - function. - (selftest::test_lexer_string_locations_concatenation_2): New - function. - (selftest::test_lexer_string_locations_concatenation_3): New - function. - (selftest::test_lexer_string_locations_macro): New function. - (selftest::test_lexer_string_locations_stringified_macro_argument): - New function. - (selftest::test_lexer_string_locations_non_string): New function. - (selftest::test_lexer_string_locations_long_line): New function. - (selftest::test_lexer_char_constants): New function. - (selftest::input_c_tests): Call the new test functions once per - case within the line_table test matrix. - * input.h (struct string_concat): New struct. - (struct location_hash): New struct. - (class string_concat_db): New class. - * substring-locations.h: New header. - -2016-08-05 Patrick Palka <ppalka@gcc.gnu.org> - - PR tree-optimization/72810 - * tree-vrp.c (simplify_switch_using_ranges): Avoid changing - the type of the case labels when truncating. - -2016-08-05 James Greenhalgh <james.greenhalgh@arm.com> - - PR Target/72819 - * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare. - (aarch64_fp16_ptr_type_node): Likewise. - * config/aarch64/aarch64-simd-builtins.c - (aarch64_fp16_ptr_type_node): Define. - (aarch64_init_fp16_types): New, refactored out of... - (aarch64_init_builtins): ...here, update to call - aarch64_init_fp16_types. - * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle - HFmode. - (aapcs_vfp_sub_candidate): Likewise. - -2016-08-05 Martin Liska <mliska@suse.cz> - Joshua Cranmer <Pidgeot18@gmail.com> - - * gcov.c (line_t::has_block): New function. - (enum loop_type): New enum. - (handle_cycle): New function. - (unblock): Likewise. - (circuit): Likewise. - (get_cycles_count): Likewise. - (accumulate_line_counts): Use new loop detection algorithm. - -2016-08-05 Martin Liska <mliska@suse.cz> - - * gcov.c (output_intermediate_file): Rename - function_info::line_next to next_file_fn. - (process_file): Likewise. - (read_graph_file): Likewise. - (accumulate_line_counts): Likewise. - (output_lines): Likewise. - -2016-08-05 Richard Biener <rguenther@suse.de> - - * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary - restriction on threading to a loop header. - -2016-08-05 Richard Biener <rguenther@suse.de> - - * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p. - * cfghooks.c (force_nonfallthru): If we ended up splitting a latch - adjust loop info accordingly. - -2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org> - - * tree-vrp.c (extract_range_basic): Check cfun->after_inlining - before folding call to __builtin_constant_p with parameters to false. - -2016-08-05 Alan Modra <amodra@gmail.com> - - * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete - code accidentally committed 2016-05-02 providing class when given - NO_REGS. - -2016-08-04 Patrick Palka <ppalka@gcc.gnu.org> - - * tree-vrp.c (simplify_switch_using_ranges): Try to truncate - the case label ranges that partially overlap with OP's value - range. - -2016-08-04 Uros Bizjak <ubizjak@gmail.com> - - PR target/72805 - * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]: - Cast builtin function result to __mmask16 instead of __mmask8. - (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto. - (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto. - (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto. - -2016-08-04 David Malcolm <dmalcolm@redhat.com> - - * selftest.h (ASSERT_TRUE): Reimplement in terms of... - (ASSERT_TRUE_AT): New macro. - (ASSERT_FALSE): Reimplement in terms of... - (ASSERT_FALSE_AT): New macro. - (ASSERT_STREQ_AT): Fix typo in comment. - -2016-08-04 Patrick Palka <ppalka@gcc.gnu.org> - - * gimple.c (preprocess_case_label_vec_for_gimple): When the case - labels are exhaustive, designate the label with the widest - range to be the default label. - -2016-08-04 Andrew Pinski <apinski@cavium.com> - - * config/aarch64/aarch64.c (thunderx_vector_cost): New variable. - (thunderx_tunings): Use thunderx_vector_cost instead of - generic_vector_cost. - -2016-08-04 Martin Liska <mliska@suse.cz> - - * gcov.c (main): Fix GNU coding style. - (output_intermediate_file): Likewise. - (process_file): Likewise. - (generate_results): Likewise. - (release_structures): Likewise. - (create_file_names): Likewise. - (find_source): Likewise. - (read_graph_file): Likewise. - (find_exception_blocks): Likewise. - (canonicalize_name): Likewise. - (make_gcov_file_name): Likewise. - (mangle_name): Likewise. - (accumulate_line_counts): Likewise. - (output_branch_count): Likewise. - (read_line): Likewise. - -2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de> - - PR rtl-optimization/71779 - * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER, - if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED - or if it was truncated. - - PR rtl-optimization/70903 - * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST. - -2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org> - - * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before - accessing SSA_NAME_PTR_INFO. - -2016-08-04 Georg-Johann Lay <avr@gjlay.de> - - PR 70677 - * common/config/avr/avr-common.c (avr_option_optimization_table) - [OPT_LEVELS_ALL]: Turn off -fcaller-saves. - -2016-08-04 Georg-Johann Lay <avr@gjlay.de> - - PR 55181 - * config/avr/avr.md: New pattern to work around do_store_flag - generating shift instructions for bit extractions. - -2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org> - - * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with - BITMAP_ALLOC. - (add_equivalence): Likewise. - (get_value_range): Allocate value range with vrp_value_range_pool. - (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation. - (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool. - -2016-08-03 Peter Bergner <bergner@vnet.ibm.com> - - * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA - the default for the rs6000 port. - -2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de> - - PR middle-end/71876 - * calls.c (special_function_p): Remove special handling of - "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the - prefix "__x". Recognize "savectx", "vfork" and "getcontext" only - without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN. - -2016-08-03 Vladimir Makarov <vmakarov@redhat.com> - - PR middle-end/72778 - * lra-spills.c (regno_in_use_p): Check bb and regno modification. - Don't stop on regular insns. - -2016-08-03 Nathan Sidwell <nathan@codesourcery.com> - - * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame - size to DImode boundary. - (nvptx_propagate): Likewise. - -2016-08-03 Alan Modra <amodra@gmail.com> - - * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar - float access depend on TARGET_EFFICIENT_UNALIGNED_VSX. - * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed - from -mefficient-unaligned-vector. Note that this affects fp too. - -2016-08-03 Alan Modra <amodra@gmail.com> - - * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem - cost more. - -2016-08-03 Alan Modra <amodra@gmail.com> - - * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand - to a reg. Localize vars. - -2016-08-03 Alan Modra <amodra@gmail.com> - - * config/rs6000/rs6000.opt: Remove negatives from help strings - and comments. - -2016-08-03 Alan Modra <amodra@gmail.com> - - * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move): - Delete duplicated code. - -2016-08-02 Vladimir Makarov <vmakarov@redhat.com> - - PR middle-end/72778 - * lra-spills.c (regno_in_use_p): New. - (lra_final_code_change): Use it. - -2016-08-02 Vladimir Makarov <vmakarov@redhat.com> - - PR rtl-optimization/69847 - * lra-int.h (struct lra-reg): Use restore_rtx instead of - restore_regno. - (lra_rtx_hash): New. - * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead - of restore_regno. - (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash. - * lra-remat.c (rtx_hash): Rename and Move to lra.c. - * lra-spills.c (lra_final_code_change): Don't delete insn when the - next insn is USE with the same reg as the current insn source. - * lra-constraints.c (curr_insn_transform): Use restore_rtx instead - of restore_regno. - (lra_constraints_init): Call initiate_invariants. - (lra_constraints_finish): Call finish_invariants. - (struct invariant, invariant_t, invariant_ptr_t): New. - (const_invariant_ptr_t, invariants, invariants_pool): New. - (invariant_table, invariant_hash, invariant_eq_p): New. - (insert_invariant, initiate_invariants, finish_invariants): New. - (clear_invariants, invalid_invariant_regs): New. - (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx - instead of restore_regno. - (invariant_p, process_invariant_for_inheritance): New. - (inherit_in_ebb): Implement invariant inheritance. - (lra_inheritance): Initialize and finalize invalid_invariant_regs. - (remove_inheritance_pseudos): Implement undoing invariant - inheritance. - (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx - instead of restore_regno. - * lra-assigns.c (regno_live_length): New. - (reload_pseudo_compare_func): Use regno_live_length. - (assign_by_spills): Use restore_rtx instead of restore_regno. - (lra_assign): Ditto. Initiate regno_live_length. - -2016-02-08 James Greenhalgh <james.greenhalgh@arm.com> - - * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from - __builtin_aarch64_fmindf. - -2016-08-02 Bin Cheng <bin.cheng@arm.com> - - PR tree-optimization/34114 - * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow - information for more control IVs. - -2016-08-02 Bin Cheng <bin.cheng@arm.com> - - PR tree-optimization/34114 - * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR, - PLUS_EXPR case. Handle SSA_NAME case. - -2016-08-02 Tamar Christina <tamar.christina@arm.com> - - * config/aarch64/aarch64-simd-builtins.def - (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF. - (__builtin_aarch64_fmaxdf): Likewise. - (__builtin_aarch64_smin_nandf): Likewise. - (__builtin_aarch64_smax_nandf): Likewise. - * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove. - * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to... - (<fmaxmin><mode>3): ...this. - * config/aarch64/arm_neon.h (vmaxnm_f64): New. - (vminnm_f64): Likewise. - (vmin_f64): Likewise. - (vmax_f64): Likewise. - * config/aarch64/iterators.md (FMAXMIN): Merge with... - (FMAXMIN_UNS): ...this. - (fmaxmin): Merged with - (fmaxmin_op): ...this... - (maxmin_uns_op): ...in to this. - -2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): - Add support for vec_extract on vector float, vector int, vector - short, and vector char vector types. - * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add - vector float, vector int, vector short, and vector char - optimizations on 64-bit ISA 2.07 systems for both constant and - variable element numbers. - (rs6000_split_vec_extract_var): Likewise. - * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be - Altivec registers on ISA 2.07 and above. - (vsx_extract_v4sf): Delete alternative that hard coded element 0, - which never was matched due to the split occuring before register - allocation (and the code would not have worked on little endian - systems if it did match). Allow extracts to go to the Altivec - registers if ISA 2.07 (power8). Change from using "" around the - C++ code to using {}'s. - (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float - vec_extracts when the vector is in memory. - (vsx_extract_v4sf_var): New insn to optimize vector float - vec_extracts when the element number is variable on 64-bit ISA - 2.07 systems. - (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations - for 64-bit ISA 2.07 as well as ISA 3.0. - (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise. - (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise. - (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to - optimize vector int, vector short, and vector char vec_extracts - when the vector is in memory. - (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to - optimize vector int, vector short, and vector char vec_extracts - when the element number is variable. - -2016-08-01 Georg-Johann Lay <avr@gjlay.de> - - PR target/71948 - * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that - does not overlap with other symbol flags. - -2016-08-01 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64.h (aarch64_frame): - Remove padding0 and hardfp_offset. Add locals_offset, - initial_adjust, callee_adjust, callee_offset and final_adjust. - * config/aarch64/aarch64.c (aarch64_layout_frame): - Remove unused padding0 and hardfp_offset initializations. - Choose frame layout and set frame variables accordingly. - Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER. - (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER. - (aarch64_pop_regs): Likewise. - (aarch64_expand_prologue): Remove all decision code, just emit - prolog according to frame variables. - (aarch64_expand_epilogue): Remove all decision code, just emit - epilog according to frame variables. - (aarch64_initial_elimination_offset): Use offset to local/arg area. - -2015-08-01 H.J. Lu <hongjiu.lu@intel.com> - - PR target/72748 - * config/i386/i386.c (timode_scalar_chain::convert_insn): Call - fix_debug_reg_uses after changing source register mode to - V1TImode if source register is undefined. - -2015-08-01 Alan Hayward <alan.hayward@arm.com> - - PR tree-optimization/71818 - * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs - with non invariant evolutions - -2016-08-01 Georg-Johann Lay <avr@gjlay.de> - - PR target/72767 - * config/avr/avr.md (length) [branch]: Correct insn length - attribute for forward branches. - -2016-08-01 Georg-Johann Lay <avr@gjlay.de> - - * doc/extend.texi (AVR Built-in Functions): Document - __builtin_avr_nops. - * config/avr/builtins.def (NOPS): New. - * config/avr/avr.c (avr_expand_nops): New static function. - (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS. - -2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when - performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP - addresses. - -2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com> - - * config/aarch64/aarch64.c (vulcan_tunings): Update - vulcan L1 cache_line_size. - -2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New - function that takes a vector memory address, a hard register, an - element number and a temporary base register, and recreates an - address that points to the appropriate element within the vector. - * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise. - (rs6000_split_vec_extract_var): Add support for the target of a - vec_extract with variable element number being a scalar memory - location. - (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not - swappable. - * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace - vsx_extract_<mode>_load insn with a new insn that optimizes - storing either element to a memory location, using scratch - registers to pick apart the vector and reconstruct the address. - (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise. - (vsx_extract_<mode>_store): Rework alternatives to more correctly - support Altivec registers. Add support for ISA 3.0 Altivec d-form - store instruction. - (vsx_extract_<mode>_var): Add support for extracting a variable - element number from memory. - -2016-07-29 Georg-Johann Lay <avr@gjlay.de> - - * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0 - when testing for compares against constants of the form 0xabab. - -2016-07-29 Bin Cheng <bin.cheng@arm.com> - - PR tree-optimization/57558 - * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New - function. - (vect_loop_versioning): Support versioning with niter assumptions. - * tree-vect-loop.c (tree-ssa-loop.h): Include header file. - (vect_get_loop_niters): New parameter. Reimplement to support - assumptions in loop niter info. - (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto. - (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS. - (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING. - Support loop versioning for niters. - * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file. - (vect_free_loop_info_assumptions): New function. - (vectorize_loops): Free loop niter info for loops with flag - LOOP_F_ASSUMPTIONS set if vectorization failed. - * tree-vectorizer.h (struct _loop_vec_info): New field - num_iters_assumptions. - (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro. - (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro. - (LOOP_REQUIRES_VERSIONING): New macro. - (vect_free_loop_info_assumptions): New decl. - -2016-07-29 Bin Cheng <bin.cheng@arm.com> - - * cfgloop.h (struct loop): New field constraints. - (LOOP_C_INFINITE, LOOP_C_FINITE): New macros. - (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New - functions. - * cfgloop.c (alloc_loop): Initialize new field. - * cfgloopmanip.c (copy_loop_info): Copy constraints. - * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): - Adjust niter analysis wrto loop constraints. - * doc/loop.texi (@node Number of iterations): Add description for loop - constraints. - -2016-07-29 Marek Polacek <polacek@redhat.com> - - PR c/7652 - * config/i386/i386.c (ix86_expand_args_builtin): Add break. - (ix86_expand_round_builtin): Likewise. - -2016-07-29 Segher Boessenkool <segher@kernel.crashing.org> - Georg-Johann Lay <avr@gjlay.de> - - PR rtl-optimization/71976 - * combine.c (get_last_value): Return 0 if the argument for which - the function is called has a wider mode than the recorded value. - -2016-07-29 Marek Polacek <polacek@redhat.com> - - PR c/7652 - * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break. - (altivec_expand_st_builtin): Likewise. - -2016-07-29 Georg-Johann Lay <avr@gjlay.de> - - * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute - introduced in r238381. - -2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org> - - PR middle-end/68217 - * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed - & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF]. - -2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var): - New declaration. - * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): - Add support for vec_extract of vector double or vector long having - a variable element number on 64-bit ISA 2.07 systems or newer. - * config/rs6000/rs6000.c (rs6000_expand_vector_extract): - Likewise. - (rs6000_split_vec_extract_var): New function to split a - vec_extract built-in function with variable element number. - (rtx_is_swappable_p): Variable vec_extracts and shifts are not - swappable. - * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec. - (UNSPEC_VSX_EXTRACT): Likewise. - (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow - direct move instructions to be generated on 64-bit ISA 2.07 - systems and newer, and to take advantage of the ISA 3.0 MFVSRLD - instruction. - (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode - arguments for vec_extract variable element. - (vsx_extract_<mode>_var, VSX_D iterator): New insn to support - vec_extract with variable element on V2DFmode and V2DImode - vectors. - * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove - -mupper-regs-df requirement, since it isn't needed. - (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can - do direct moves on 64-bit systems, which allows optimization of - vec_extract on 64-bit ISA 2.07 systems and newer. - -2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com> -2016-07-28 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64.md - (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output - statement and type. - (<optab>qihi2_aarch64): Likewise, and split into two. - (extendqihi2_aarch64): New. - (zero_extendqihi2_aarch64): New. - * config/aarch64/iterators.md (ldrxt): Remove. - * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of - uxtb/uxth. - -2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com> - - * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend. - -2016-07-28 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename. - (aarch64_push_reg): New function to push 1 or 2 registers. - (aarch64_pop_reg): New function to pop 1 or 2 registers. - (aarch64_expand_prologue): Use aarch64_push_regs. - (aarch64_expand_epilogue): Use aarch64_pop_regs. - -2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com> - - PR tree-optimization/71734 - * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen - attribute instead of REF_LOOP and use it. - (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and - set it for Loops having non-zero safelen attribute. - (ref_indep_loop_p): Pass zero as initial value for safelen. - -2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com> - - PR middle-end/72657 - PR target/72683 - * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation - call using chkp_gimple_call_builtin_p. - (chkp_copy_bounds_for_assign): Likewise. - -2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * config/alpha/alpha.c (alpha_adjust_cost): Adjust. - * config/arm/arm-protos.h (struct tune_params): Likewise. - * config/arm/arm.c (xscale_sched_adjust_cost): Likewise. - (cortex_a9_sched_adjust_cost): Likewise. - (fa726te_sched_adjust_cost): Likewise. - (arm_adjust_cost): Likewise. - * config/bfin/bfin.c (bfin_adjust_cost): Likewise. - * config/c6x/c6x.c (c6x_adjust_cost): Likewise. - * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise. - * config/i386/i386.c (ix86_adjust_cost): Likewise. - * config/ia64/ia64.c: Likewise. - * config/m68k/m68k.c: Likewise. - * config/mep/mep.c (mep_adjust_cost): Likewise. - * config/microblaze/microblaze.c (microblaze_adjust_cost): - * Likewise. - * config/mips/mips.c (mips_adjust_cost): Likewise. - * config/mn10300/mn10300.c (mn10300_adjust_sched_cost): - * Likewise. - * config/pa/pa.c (pa_adjust_cost): Likewise. - * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise. - (rs6000_debug_adjust_cost): Likewise. - * config/sh/sh.c (sh_adjust_cost): Likewise. - * config/sparc/sparc.c (supersparc_adjust_cost): Likewise. - (hypersparc_adjust_cost): Likewise. - (sparc_adjust_cost): Likewise. - * config/spu/spu.c (spu_sched_adjust_cost): Likewise. - * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise. - * config/tilepro/tilepro.c (tilepro_sched_adjust_cost): - * Likewise. - * config/visium/visium.c (visium_adjust_cost): Likewise. - * doc/tm.texi: Regenerate. - * haifa-sched.c (dep_cost_1): Adjust. - * target.def: Merge adjust_cost and adjust_cost_2. - -2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * haifa-sched.c (add_to_speculative_block): Make twins a vector. - -2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * store-motion.c (struct st_expr): Make pattern_regs a vector. - (extract_mentioned_regs): Append to a vector instead of - returning a rtx_expr_list. - (st_expr_entry): Adjust. - (free_st_expr_entry): Likewise. - (store_ops_ok): Likewise. - (store_killed_in_insn): Likewise. - (find_moveable_store): Likewise. - -2016-07-28 Martin Liska <mliska@suse.cz> - - PR gcov-profile/68025 - * tree-profile.c (tree_profiling): Respect - no_profile_instrument_function attribute. - * doc/extend.texi: Document no_profile_instrument_function - attribute. - -2016-07-28 Martin Liska <mliska@suse.cz> - - PR rtl-optimization/70944 - * combine.c (make_compound_operation): - Do not allow make_compound_operation for vector mode - -2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org> - - PR middle-end/71994 - * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison - before calling get_ops. - -2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de> - - * defaults.h (LOG2_BITS_PER_UNIT): Move from here... - * tree.h (LOG2_BITS_PER_UNIT): ...to here. - (BITS_PER_UNIT_LOG): Remove. - (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG. - * expr.c (expand_assignment): Likewise. - * stor-layout.c (initialize_sizetypes): Likewise. - -2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/vector.md (vec_extract<mode>): Change the calling - signature of rs6000_expand_vector_extract so that the element - number is a RTX instead of a constant integer. - * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract): - Likewise. - * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise. - (altivec_expand_vec_ext_builtin): Likewise. - * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise. - * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the - MFVSRLD instruction. - -2016-07-27 David Malcolm <dmalcolm@redhat.com> - - * input.c (get_pure_location): Move here from tree.c. - (make_location): Likewise. Add header comment. - (selftest::test_accessing_ordinary_linemaps): Verify - pure_location_p, make_location, get_location_from_adhoc_loc and - get_range_from_loc. - * input.h (get_pure_location): Move declaration here from tree.h. - (get_finish): Likewise for inline function. - (make_location): Likewise for declaration. - * tree.c (get_pure_location): Move to input.c. - (make_location): Likewise. - * tree.h (get_pure_location): Move declaration to tree.h. - (get_finish): Likewise for inline function. - (make_location): Likewise for declaration. - -2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - PR middle-end/71078 - * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern. - -2016-07-27 David Malcolm <dmalcolm@redhat.com> - - * system.h (STATIC_ASSERT): Use static_assert if building - with C++11 onwards. - -2016-07-27 Richard Biener <rguenther@suse.de> - - PR tree-optimization/72517 - * tree-vect-data-refs.c (vect_analyze_data_ref_dependences): - Revert change to not compute read-read dependences. - -2016-07-27 Richard Biener <rguenther@suse.de> - - * predict.c (set_even_probabilities): Make nedges unsigned. - -2016-07-27 Martin Liska <mliska@suse.cz> - - * predict.c (set_even_probabilities): Handle unlikely edges. - (combine_predictions_for_bb): Likewise. - -2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/71869 - * config/rs6000/rs6000.c (rs6000_generate_compare): Rework - __float128 support when we don't have hardware support, so that - the IEEE built-in functions like isgreater, first call __unordkf3 - to make sure neither operand is a NaN, and if both operands are - ordered, do the normal comparison. - -2016-07-26 Patrick Palka <ppalka@gcc.gnu.org> - - * tree-vrp.c (dump_asserts_for): Print loc->expr instead of - name. - (extract_code_and_val_from_cond_with_ops): Verify that name is - either cond_op0 or cond_op1. - -2016-07-26 Patrick Palka <ppalka@gcc.gnu.org> - - PR tree-optimization/18046 - * genmodes.c (emit_mode_size_inline): Emit an assert that - verifies that mode is a valid array index. - (emit_mode_nuinits_inline): Likewise. - (emit_mode_inner_inline): Likewise. - (emit_mode_unit_size_inline): Likewise. - (emit_mode_unit_precision_inline): Likewise. - * tree-vrp.c: Include params.h. - (find_switch_asserts): Register edge assertions for the default - label which correspond to the anti-ranges of each case label. - * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New. - * doc/invoke.texi: Document it. - -2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead - and unnecessary call to gimple_bb. - -2016-07-26 Richard Biener <rguenther@suse.de> - - PR rtl-optimization/71984 - * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare - for VOIDmode. - -2016-07-26 Richard Biener <rguenther@suse.de> - - PR middle-end/72517 - * expmed.c (extract_bit_field_1): Constrain the vector mode - with element size matching the extraction mode size when - choosing a better vector mode to do the extraction from. - -2016-07-26 Richard Biener <rguenther@suse.de> - Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - PR middle-end/70920 - * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New - pattern. - -2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * tree-ssa-structalias.c (struct scc_info): Change types of - members to auto_sbitmap and auto_vec. - (scc_info::scc_info): New constructor. - (scc_info::~scc_info): New destructor. - (init_scc_info): Remove. - (free_scc_info): Remove. - (find_indirect_cycles): Adjust. - (perform_var_substitution): Likewise. - (free_var_substitution_info): Likewise. - -2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * tree-outof-ssa.c (struct elim_graph): Change type of members - to auto_vec and auto_sbitmap. - (elim_graph::elim_graph): New constructor. - (delete_elim_graph): Remove. - (expand_phi_nodes): Adjust. - -2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * tree-outof-ssa.c (struct elim_graph): Remove typedef. - (new_elim_graph): Adjust. - (clear_elim_graph): Likewise. - (delete_elim_graph): Likewise. - (elim_graph_size): Likewise. - (elim_graph_add_node): Likewise. - (elim_graph_add_edge): Likewise. - (elim_graph_remove_succ_edge): Likewise. - (eliminate_name): Likewise. - (eliminate_build): Likewise. - (elim_forward): Likewise. - (elim_unvisited_predecessor): Likewise. - (elim_backward): Likewise. - (elim_create): Likewise. - (eliminate_phi): Likewise. - (expand_phi_nodes): Likewise. - -2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * bt-load.c (compute_out): Use auto_sbitmap class. - (link_btr_uses): Likewise. - * cfganal.c (mark_dfs_back_edges): Likewise. - (post_order_compute): Likewise. - (inverted_post_order_compute): Likewise. - (pre_and_rev_post_order_compute_fn): Likewise. - (single_pred_before_succ_order): Likewise. - * cfgexpand.c (pass_expand::execute): Likewise. - * cfgloop.c (verify_loop_structure): Likewise. - * cfgloopmanip.c (fix_bb_placements): Likewise. - (remove_path): Likewise. - (update_dominators_in_loop): Likewise. - * cfgrtl.c (break_superblocks): Likewise. - * ddg.c (check_sccs): Likewise. - (create_ddg_all_sccs): Likewise. - * df-core.c (df_worklist_dataflow): Likewise. - * dse.c (dse_step3): Likewise. - * except.c (eh_region_outermost): Likewise. - * function.c (thread_prologue_and_epilogue_insns): Likewise. - * gcse.c (prune_expressions): Likewise. - (prune_insertions_deletions): Likewise. - * gimple-ssa-backprop.c (backprop::~backprop): Likewise. - * graph.c (draw_cfg_nodes_no_loops): Likewise. - * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise. - * lcm.c (compute_earliest): Likewise. - (compute_farthest): Likewise. - * loop-unroll.c (unroll_loop_constant_iterations): Likewise. - (unroll_loop_runtime_iterations): Likewise. - (unroll_loop_stupid): Likewise. - * lower-subreg.c (decompose_multiword_subregs): Likewise. - * lra-lives.c: Likewise. - * lra.c (lra): Likewise. - * modulo-sched.c (schedule_reg_moves): Likewise. - (optimize_sc): Likewise. - (get_sched_window): Likewise. - (sms_schedule_by_order): Likewise. - (check_nodes_order): Likewise. - (order_nodes_of_sccs): Likewise. - (order_nodes_in_scc): Likewise. - * recog.c (split_all_insns): Likewise. - * regcprop.c (pass_cprop_hardreg::execute): Likewise. - * reload1.c (reload): Likewise. - * sched-rgn.c (haifa_find_rgns): Likewise. - (split_edges): Likewise. - (compute_trg_info): Likewise. - * sel-sched.c (init_seqno): Likewise. - * store-motion.c (remove_reachable_equiv_notes): Likewise. - * tree-into-ssa.c (update_ssa): Likewise. - * tree-ssa-live.c (live_worklist): Likewise. - * tree-ssa-loop-im.c (fill_always_executed_in): Likewise. - * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): - * Likewise. - (try_peel_loop): Likewise. - * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): - * Likewise. - * tree-ssa-pre.c (compute_antic): Likewise. - * tree-ssa-reassoc.c (undistribute_ops_list): Likewise. - * tree-stdarg.c (reachable_at_most_once): Likewise. - * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise. - * var-tracking.c (vt_find_locations): Likewise. - -2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * sbitmap.h (auto_sbitmap): New class. - -2016-07-26 Alan Modra <amodra@gmail.com> - - PR target/72103 - * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize - sri->t_icode. - -2016-07-25 David Malcolm <dmalcolm@redhat.com> - - * input.c (selftest::temp_source_file::temp_source_file): Fix - missing "%s" in fprintf. - -2016-07-25 John David Anglin <danglin@gcc.gnu.org> - - PR middle-end/71732 - * cselib.c (cselib_process_insn): Invalidate argument slots for - const/pure calls. - -2016-07-25 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16, - vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16, - vmulxh_lane_f16, vmulxh_laneq_f16): New. - -2016-07-25 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/aarch64-simd-builtins.def: Register new builtins. - * config/aarch64/aarch64.md (fma, fnma): Support HF. - * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New. - -2016-07-25 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/aarch64-simd-builtins.def: Register new builtins. - * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3): - New. - (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise. - (add<mode>3): Likewise. - (sub<mode>3): Likewise. - (mul<mode>3): Likewise. - (div<mode>3): Likewise. - (*div<mode>3): Likewise. - (<fmaxmin><mode>3): Extend to HF. - * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise. - (fabd<mode>3): Likewise. - (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise. - (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise. - (aarch64_fmulx<mode>): Likewise. - (aarch64_fac<optab><mode>): Likewise. - (aarch64_frecps<mode>): Likewise. - (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New. - (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise. - * config/aarch64/iterators.md (VHSDF_SDF): Delete. - (VSDQ_HSDI): Support HI. - (fcvt_target, FCVT_TARGET): Likewise. - * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16, - vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16, - vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32, - vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64, - vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16, - vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16, - vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16, - vrsqrtsh_f16): New. - -2016-07-25 Jiong Wang <jiong.wang@arm.com> - - * config.gcc (aarch64*-*-*): Install arm_fp16.h. - * config/aarch64/aarch64-builtins.c (hi_UP): New. - * config/aarch64/aarch64-simd-builtins.def: Register new builtins. - * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF - mode. - (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise. - (aarch64_cm<optab><mode>): Likewise. - * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise. - (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise. - (fix_trunc<GPF:mode><GPI:mode>2): Likewise. - (sqrt<mode>2): Likewise. - (*sqrt<mode>2): Likewise. - (abs<mode>2): Likewise. - (<optab><mode>hf2): New pattern for HF mode. - (<optab>hihf2): Likewise. - * config/aarch64/arm_neon.h: Include arm_fp16.h. - * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New. - (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE): - Support HF mode. - * config/aarch64/arm_fp16.h: New file. - (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16, - vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16, - vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16, - vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16, - vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16, - vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16, - vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16, - vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16, - vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16, - vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16, - vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16, - vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16, - vsqrth_f16): New. - -2016-07-25 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_, - reduc_smin_scal_): Use VDQIF_F16. - (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF. - * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>): - Use VHSDF. - (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise. - * config/aarch64/iterators.md (VDQIF_F16): New. - (vp): Support HF modes. - * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16, - vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New. - -2016-07-25 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to - "*aarch64_mulx_elt_from_dup<mode>". - (*aarch64_mul3_elt<mode>): Update schedule type. - (*aarch64_mul3_elt_from_dup<mode>): Likewise. - (*aarch64_fma4_elt_from_dup<mode>): Likewise. - (*aarch64_fnma4_elt_from_dup<mode>): Likewise. - * config/aarch64/iterators.md (VMUL): Supprt half precision float modes. - (f, fp): Support HF modes. - * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16, - vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16, - vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16, - vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16, - vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16, - vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New. - -2016-07-25 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/aarch64-simd-builtins.def: Register new builtins. - * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF - modes. - * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16, - vfmsq_f16): New. - -2016-07-25 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/aarch64-simd-builtins.def: Register new builtins. - * config/aarch64/aarch64-simd.md - (aarch64_rsqrts<mode>): Extend to HF modes. - (fabd<mode>3): Likewise. - (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise. - (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise. - (aarch64_<maxmin_uns>p<mode>): Likewise. - (<su><maxmin><mode>3): Likewise. - (<maxmin_uns><mode>3): Likewise. - (<fmaxmin><mode>3): Likewise. - (aarch64_faddp<mode>): Likewise. - (aarch64_fmulx<mode>): Likewise. - (aarch64_frecps<mode>): Likewise. - (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>. - (add<mode>3): Extend to HF modes. - (sub<mode>3): Likewise. - (mul<mode>3): Likewise. - (div<mode>3): Likewise. - (*div<mode>3): Likewise. - * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for - HF, V4HF and V8HF. - * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator. - * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16, - vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16, - vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16, - vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16, - vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16, - vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16, - vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16, - vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16, - vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16, - vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16, - vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16, - vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16, - vrsqrtsq_f16, vsub_f16, vsubq_f16): New. - -2016-07-25 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New. - * config/aarch64/aarch64-simd-builtins.def: Register new builtins. - * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes. - (neg<mode>2): Likewise. - (abs<mode>2): Likewise. - (<frint_pattern><mode>2): Likewise. - (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise. - (<optab><VDQF:mode><fcvt_target>2): Likewise. - (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise. - (ftrunc<VDQF:mode>2): Likewise. - (<optab><fcvt_target><VDQF:mode>2): Likewise. - (sqrt<mode>2): Likewise. - (*sqrt<mode>2): Likewise. - (aarch64_frecpe<mode>): Likewise. - (aarch64_cm<optab><mode>): Likewise. - * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for - HF, V4HF and V8HF. - * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New. - (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes. - (stype): New. - * config/aarch64/arm_neon.h (vdup_n_f16): New. - (vdupq_n_f16): Likewise. - (vld1_dup_f16): Use vdup_n_f16. - (vld1q_dup_f16): Use vdupq_n_f16. - (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16, - vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16, - vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16, - vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16, - vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16, - vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16, - vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16, - vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16, - vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16, - vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16, - vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16, - vsqrt_f16, vsqrtq_f16): New. - -2016-07-25 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/aarch64-simd.md - (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16. - (aarch64_ext<mode>): Likewise. - (aarch64_rev<REVERSE:rev_op><mode>): Likewise. - * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp, - aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode - and V8HFmode. - * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t, - float16x8_t. - (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16, - __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16, - vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16, - vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16, - vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16, - vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16, - vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16): - New. - (vmov_n_f16): Reimplement using vdup_n_f16. - (vmovq_n_f16): Reimplement using vdupq_n_f16.. - -2016-07-25 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/aarch64.c (aarch64_add_constant): New parameter - "frame_related_p". Generate CFA annotation when it's necessary. - (aarch64_expand_prologue): Use aarch64_add_constant. - (aarch64_expand_epilogue): Likewise. - (aarch64_output_mi_thunk): Pass "false" when calling - aarch64_add_constant. - -2016-07-25 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction - sequences. - -2016-07-25 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode". - Use aarch64_internal_mov_immediate instead of aarch64_build_constant. - (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant. - (aarch64_build_constant): Delete. - -2016-07-25 Alexander Monakov <amonakov@ispras.ru> - - Revert - 2016-07-20 Alexander Monakov <amonakov@ispras.ru> - - * config/nvptx/nvptx.c (nvptx_option_override): Do not set - flag_toplevel_reorder. - -2016-07-25 Richard Biener <rguenther@suse.de> - - * cgraph.c (cgraph_node::verify_node): Compare against builtin - by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE. - * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise. - * tree-streamer.h (streamer_handle_as_builtin_p): Remove. - (streamer_get_builtin_tree): Likewise. - (streamer_write_builtin): Likewise. - * lto-streamer.h (LTO_builtin_decl): Remove. - * lto-streamer-in.c (lto_read_tree_1): Remove assert. - (lto_input_scc): Remove LTO_builtin_decl handling. - (lto_input_tree_1): Liekwise. - * lto-streamer-out.c (lto_output_tree_1): Remove special - handling of builtins. - (DFS::DFS): Likewise. - * tree-streamer-in.c (streamer_get_builtin_tree): Remove. - * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove - assert. - (streamer_write_builtin): Remove. - -2016-07-25 Martin Liska <mliska@suse.cz> - - * lto-cgraph.c (input_symtab): Don't call get_working_sets - if flag_auto_profile is set to true. - -2016-07-25 Martin Liska <mliska@suse.cz> - - PR gcov-profile/71868 - * cfgloopanal.c (expected_loop_iterations_unbounded): When we - have a function with multiple latches, count them all. - -2016-07-25 Martin Liska <mliska@suse.cz> - - * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array. - -2016-07-25 Martin Liska <mliska@suse.cz> - - PR tree-optimization/71987 - * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops - just for SSA_NAMEs. Fix GNU coding style. - -2016-07-25 Martin Liska <mliska@suse.cz> - - PR gcov-profile/64874 - * gcov-io.h: Update command about file format. - * gcov-iov.c (main): Adapt the numbering scheme. - -2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org> - - PR middle-end/66726 - * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt - whose result is used in PHI. - (final_range_test_p): Likewise. - (maybe_optimize_range_tests): Likewise. - -2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): - Reformat two multi-line strings. - -2016-07-22 Martin Sebor <msebor@redhat.com> - - * doc/extend.texi (Compound Literals): Add '@' missed in last commit. - -2016-07-22 Martin Sebor <msebor@redhat.com> - - PR c/71560 - * doc/extend.texi (Compound Literals): Correct and clarify. - (Cast to Union): Same. - -2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org> - - * config/rs6000/rs6000.c (rs6000_option_override_internal): Add - comments to explain why certain error messages make mention of - undocumented options. - (rs6000_invalid_builtin): Change error messages to replace mention - of undocumented options with mention of the -mcpu=power9 option - that enables those undocumented options. - * config/rs6000/rs6000.h (MASK_FLOAT128): New macro. - (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the - definition of this macro to correct an existing error. - * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the - mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries. - * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify - descriptions of built-in functions so that they depend on - -mcpu=power9 instead of on the corresponding undocumented flags. - * doc/invoke.texi (Option Summary): Remove all mention of newly - undocumented flags. - (IBM RS/6000 and PowerPC Options): Likewise. - * doc/md.texi (Constraints for Particuliar Machines): Remove all - mention of newly undocumented flags. - -2016-07-22 Evgeny Stupachenko <evstupac@gmail.com> - - * ipa-cp.c (determine_versionability): Do not create constprop clones, - when target_clones attribute is set. - -2016-07-22 Bin Cheng <bin.cheng@arm.com> - - * common.opt (funsafe-loop-optimizations): Mark ignore. - * doc/invoke.texi (funsafe-loop-optimizations): Remove. - * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations - related code. - * tree-ssa-loop-niter.c (finite_loop_p): Ditto. - * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto. - -2016-07-22 Bin Cheng <bin.cheng@arm.com> - - * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New - Parameter. - * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New - Parameter. - (number_of_iterations_exit): Warn missed loop optimization for - possible infinite loops. - -2016-07-22 Segher Boessenkool <segher@kernel.crashing.org> - - PR target/71216 - * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for - when to emit a ".machine" pseudo-op. - -2016-07-22 Martin Liska <mliska@suse.cz> - - PR gcov-profile/69028 - PR gcov-profile/62047 - * coverage.c (coverage_compute_lineno_checksum): Do not - calculate checksum for fns w/o xloc.file. - (coverage_compute_profile_id): Likewise. - -2016-07-22 Georg-Johann Lay <avr@gjlay.de> - - * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define... - (avr_secondary_reload): ...and implementation. - (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling. - * config/avr/avr.md (reload_in<mode>): Remove insns. - (adjust_len) [lpm]: Remove insn attribute value. - * config/avr/predicates.md (flash_operand): Remove insn predicate. - -2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de> - - PR middle-end/71876 - * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice - attribute. - * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here. - * calls.c (special_function_p): Remove the special handling of the - "__builtin_" prefix. - -2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de> - - PR middle-end/71876 - * calls.c (gimple_maybe_alloca_call_p): New function. Return true - if STMT may be an alloca call. - (gimple_alloca_call_p, alloca_call_p): Return only true for the - builtin alloca call. - * calls.h (gimple_maybe_alloca_call_p): New function. - * tree-inline.c (inline_forbidden_p_stmt): Use - gimple_maybe_alloca_call_p here. - -2016-07-21 David Malcolm <dmalcolm@redhat.com> - - * spellcheck-tree.c (best_macro_match::best_macro_match): - Explictly specify the template arguments when invoking the base - class constructor, to help older C++ compilers. - -2016-07-21 Jakub Jelinek <jakub@redhat.com> - - PR sanitizer/71953 - * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types - before builtin_decl_implicit. - -2016-07-21 James Greenhalgh <james.greenhalgh@arm.com> - - * optabs.c (emit_condiitonal_move): Short circuit for identical - sources. - -2016-07-21 James Greenhalgh <james.greenhalgh@arm.com> - - * ifcvt.c (noce_if_info): New fields: speed_p, original_cost, - max_seq_cost. Removed fields: then_cost, else_cost, branch_cost. - (noce_conversion_profitable_p): New. - (noce_try_store_flag_constants): Use it. - (noce_try_addcc): Likewise. - (noce_try_store_flag_mask): Likewise. - (noce_try_cmove): Likewise. - (noce_try_cmove_arith): Likewise. - (bb_valid_for_noce_process_p): Add to the cost parameter rather than - overwriting it. - (noce_convert_multiple_sets): Move cost model to here, from... - (bb_ok_for_noce_convert_multiple_sets) ...here. - (noce_process_if_block): Update calls for above changes. - (noce_find_if_block): Record new noce_if_info parameters. - -2016-07-21 James Greenhalgh <james.greenhalgh@arm.com> - - * target.def (max_noce_ifcvt_seq_cost): New. - * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it. - * doc/tm.texi: Regenerate. - * targhooks.h (default_max_noce_ifcvt_seq_cost): New. - * targhooks.c (default_max_noce_ifcvt_seq_cost): New. - * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New. - (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise. - * doc/invoke.texi: Document new params. - -2016-07-21 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71947 - * tree-vrp.c (extract_range_from_assert): Singleton symbolic - ranges have useful limit_vr information. - -2016-07-21 Richard Biener <rguenther@suse.de> - - * function-tests.c (build_trivial_generic_function): Set - BLOCK_SUPERCONTEXT of DECL_INITIAL. - * omp-low.c (create_omp_child_function): Likewise. - (grid_expand_target_grid_body): Likewise. - * cgraphunit.c (init_lowered_empty_function): Likewise. - (cgraph_node::expand_thunk): Likewise. - * tree-parloops.c (create_loop_fn): Likewise. - * ipa.c (cgraph_build_static_cdtor_1): Likewise. - -2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo - in comment. - -2016-07-21 Georg-Johann Lay <avr@gjlay.de> - - * config/avr/avr.md (any_extract, any_shiftrt): New code iterators. - (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7) - (*insv.xor-extract, *insv.xor1-bit.0): New insns. - (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New - values for insn attribute. - * config/avr/avr.c (avr_out_insert_notbit): New function. - (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT, - ADJUST_LEN_INSV_NOTBIT_0/_7. - * config/avr/avr-protos.h (avr_out_insert_notbit): New proto. - -2016-07-21 Bin Cheng <bin.cheng@arm.com> - - * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg. - (chrec_convert_1, chrec_convert): Ditto. - * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter. - * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg. - * tree-vrp.c (adjust_range_with_scev): Ditto. - * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto. - (scev_var_range_cant_overflow): New function. - (scev_probably_wraps_p): New parameter. Call above function. - * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter. - -2016-07-21 Bin Cheng <bin.cheng@arm.com> - - * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up - by removing computation of may_be_zero. - -2016-07-21 Jakub Jelinek <jakub@redhat.com> - - * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1. - -2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com> - - Improving concepts performance and diagnostics. - * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars - for constraint satisfaction and subsumption. - * timevar.h (auto_timevar): New constructor that matches the push/pop - pattern of usage in pt.c. - -2016-07-20 Uros Bizjak <ubizjak@gmail.com> - - * hwint.h (HOST_WIDE_INT_0): New define. - (HOST_WIDE_INT_0U): Ditto. - * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0. - * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0. - * simplify-rtx.c: Ditto. - * tree-object-size.c: Ditto. - -2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390.c (s390_encode_section_info): Remove mode size - check. - -2016-07-20 Uros Bizjak <ubizjak@gmail.com> - - * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0. - * combine.c: Use HOST_WIDE_INT_M1U instead of - ~(unsigned HOST_WIDE_INT) 0. - * double-int.h: Ditto. - * dse.c: Ditto. - * dwarf2asm.c:Ditto. - * expmed.c: Ditto. - * genmodes.c: Ditto. - * match.pd: Ditto. - * read-rtl.c: Ditto. - * tree-ssa-loop-ivopts.c: Ditto. - * tree-ssa-loop-prefetch.c: Ditto. - * tree-vect-generic.c: Ditto. - * tree-vect-patterns.c: Ditto. - * tree.c: Ditto. - -2016-07-20 Georg-Johann Lay <avr@gjlay.de> - - * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force - constant addresses outside [0,0xc0] into a register. - (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle - cases where the base address register is unused after. - (avr_out_movhi_r_mr_reg_disp_tiny): Same. - (avr_out_movhi_mr_r_reg_disp_tiny): Same. - (avr_out_store_psi_reg_disp_tiny): Same. - -2016-07-20 Georg-Johann Lay <avr@gjlay.de> - - Implement attribute progmem on reduced Tiny cores by adding - flash offset 0x4000 to respective symbols. - - PR target/71948 - * doc/extend.texi (AVR Variable Attributes) [progmem]: Add - documentation how it works on reduced Tiny cores. - (AVR Named Address Spaces): No support for reduced Tiny. - * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro. - (avr_address_tiny_pm_p): New static function. - (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET - if the address is in progmem. - (avr_assemble_integer): Same. - (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM - for symbol_ref in progmem. - * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro. - * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of - magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__. - -2016-07-20 Patrick Palka <ppalka@gcc.gnu.org> - - * configure.ac (thin_archive_support): New variable. AC_SUBST it. - * configure: Regenerate. - * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable. - (USE_THIN_ARCHIVES): New variable. - (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build - this archive as a thin archive. - -2016-07-20 David Malcolm <dmalcolm@redhat.com> - - * diagnostic-show-locus.c (diagnostic_show_locus): If this is the - same location as last time, don't skip if we have fix-it hints. - Clarify the skipping logic by converting it from one "if" clause - to repeated "if" clauses. - * spellcheck-tree.c: Include "cpplib.h". - (find_closest_macro_cpp_cb): Move here from c/c-decl.c. - (best_macro_match::best_macro_match): New constructor. - * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>): - Move here from c/c-decl.c. - (class best_macro_match): Move here from c/c-decl.c, converting - from a typedef to a subclass, gaining a ctor. - -2016-07-20 Georg-Johann Lay <avr@gjlay.de> - - * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype. - * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook - define... - (avr_addr_space_diagnose_usage): ...and implementation. - (avr_addr_space_supported_p): New function. - (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only - report bad address space usage if that space is supported. - (avr_insert_attributes): Same. No more complain about unsupported - address spaces. - * config/avr/avr-c.c (tm_p.h): Include it. - (avr_cpu_cpp_builtins): Only define addr-space related built-in - macro if avr_addr_space_supported_p. - -2016-07-20 Alexander Monakov <amonakov@ispras.ru> - - * config/nvptx/nvptx.c (nvptx_option_override): Do not set - flag_toplevel_reorder. - -2016-07-20 David Malcolm <dmalcolm@redhat.com> - - * gcc-rich-location.c - (gcc_rich_location::add_fixit_misspelled_id): New overload, taking - a const char *. - * gcc-rich-location.h - (gcc_rich_location::add_fixit_misspelled_id): Likewise. - -2016-07-20 Georg-Johann Lay <avr@gjlay.de> - - * target.def (addr_space): Add new diagnose_usage to hook vector. - * targhooks.c (default_addr_space_diagnose_usage): Add default - implementation and... - * targhooks.h (default_addr_space_diagnose_usage): ... its prototype. - * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token - is some address space, call targetm.addr_space.diagnose_usage. - * doc/tm.texi.in (Named Address Spaces): Add anchor for - TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation. - * doc/tm.texi: Regenerate. - -2016-07-20 Martin Liska <mliska@suse.cz> - - PR middle-end/71898 - * graphite-isl-ast-to-gimple.c (later_of_the_two): - Properly handly PHI stmts. - -2016-07-20 Bin Cheng <bin.cheng@arm.com> - - PR tree-optimization/71503 - PR tree-optimization/71683 - * tree-if-conv.c (gen_phi_arg_condition): Record true predicate - and break. - -2016-07-20 Martin Liska <mliska@suse.cz> - - * doc/invoke.texi (-fipa-ra): Document when the option is - disabled. Fix a typo. - -2016-07-20 Martin Liska <mliska@suse.cz> - - * Makefile.in: Include fibonacci_heap.c - * fibonacci_heap.c: New file. - * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node. - (fibonacci_heap::union_with): Fix deletion of the second heap. - * selftest-run-tests.c (selftest::run_tests): Incorporate - fibonacci heap tests. - * selftest.h: Declare fibonacci_heap_c_tests. - -2016-07-20 Martin Liska <mliska@suse.cz> - - * selftest-run-tests.c (selftest::run_tests): New function. - * selftest.h (sreal_c_tests): Declare. - * sreal.c (sreal_verify_basics): New function. - (verify_aritmetics): Likewise. - (sreal_verify_arithmetics): Likewise. - (verify_shifting): Likewise. - (sreal_verify_shifting): Likewise. - (void sreal_c_tests): Likewise. - -2016-07-19 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/71916 - * cfgrtl.c (contains_no_active_insn_p): Return false also for - bb which have a single succ fake edge. - -2016-07-19 Aldy Hernandez <aldyh@redhat.com> - - PR debug/71855 - * dwarf2out.c (gen_subprogram_die): Only call - gen_unspecified_parameters_die while dumping early dwarf. - -2016-07-19 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/71874 - * gimple-fold.c (fold_builtin_memory_op): Use - get_addr_base_and_unit_offset instead of get_ref_base_and_extent. - -2016-07-19 Uros Bizjak <ubizjak@gmail.com> - - * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1, - HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1, - HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and - HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1. - * combine.c: Ditto. - * cse.c: Ditto. - * dojump.c: Ditto. - * double-int.c: Ditto. - * dse.c: Ditto. - * dwarf2out.c: Ditto. - * expmed.c: Ditto. - * expr.c: Ditto. - * fold-const.c: Ditto. - * function.c: Ditto. - * fwprop.c: Ditto. - * genmodes.c: Ditto. - * hwint.c: Ditto. - * hwint.h: Ditto. - * ifcvt.c: Ditto. - * loop-doloop.c: Ditto. - * loop-invariant.c: Ditto. - * loop-iv.c: Ditto. - * match.pd: Ditto. - * optabs.c: Ditto. - * real.c: Ditto. - * reload.c: Ditto. - * rtlanal.c: Ditto. - * simplify-rtx.c: Ditto. - * stor-layout.c: Ditto. - * toplev.c: Ditto. - * tree-ssa-loop-ivopts.c: Ditto. - * tree-vect-generic.c: Ditto. - * tree-vect-patterns.c: Ditto. - * tree.c: Ditto. - * tree.h: Ditto. - * ubsan.c: Ditto. - * varasm.c: Ditto. - * wide-int-print.cc: Ditto. - * wide-int.cc: Ditto. - * wide-int.h: Ditto. - -2016-07-19 David Malcolm <dmalcolm@redhat.com> - - * selftest.c (selftest::assert_streq): Handle NULL values of - val_actual and val_expected. - -2016-07-19 Martin Jambor <mjambor@suse.cz> - - PR fortran/71688 - * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node - rather than cgraph_create_node to get a call graph node. - -2016-07-19 Richard Biener <rguenther@suse.de> - - * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case, - handle all tcc_constant bases and valueize SSA names. - * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle - tcc_constant bases. - -2016-07-19 David Malcolm <dmalcolm@redhat.com> - - * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify - the flags of the exit block and bb2, not just the entry block. - -2016-07-19 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71901 - * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add - align member, group stuff with the bitfield. - (vn_ref_op_align_unit): New inline. - * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs - record element alignment and operand 3 unchanged. - (ao_ref_init_from_vn_reference): Adjust. - (valueize_refs_1): Likewise. - * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise. - -2016-07-19 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71908 - * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle - symbolic constants in a more reliable way. - -2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com> - - * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update - comment. - (vect_update_inits_of_drs): Likewise. - (vect_create_cond_for_alias_checks): Likewise. - * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise. - -2016-07-19 Richard Biener <rguenther@suse.de> - - PR lto/71907 - * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks - with an abstract origin that is not an inlined function outer - scope add a self-reference as abstract origin. - * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise. - -2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/71493 - * config/rs6000/rs6000.c (rs6000_function_value): Fix - unintentional System V.4 structure return breakage for structures - with a single floating point element. - -2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com> - - PR tree-optimization/71734 - * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which - contains REF, use it to check safelen, assume that safelen value - must be greater 1, fix style. - (ref_indep_loop_p_2): Add REF_LOOP argument. - (ref_indep_loop_p): Pass LOOP as additional argument to - ref_indep_loop_p_2. - -2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com> - - * cfgexpand.c (expand_stack_vars): Implement synamic stack space - allocation in the prologue. - * explow.c (get_dynamic_stack_base): New function to return an address - expression for the dynamic stack base. - (get_dynamic_stack_size): New function to do the required dynamic stack - space size calculations. - (allocate_dynamic_stack_space): Use new functions. - (align_dynamic_address): Move some code from - allocate_dynamic_stack_space to new function. - * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export. - -2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390.c (s390_encode_section_info): Always set - notaligned marker if mode size is 0 or no MEM_ALIGN info could be - found. - -2016-07-18 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71893 - * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate - for sizetype cast added by array_ref_element_size. - * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise. - -2016-07-16 John David Anglin <danglin@gcc.gnu.org> - - * config/pa/pa.c (hppa_profile_hook): Allocate stack space for - register parameters. Remove code to initialize argument pointer - on TARGET_64BIT. Optimize call to _mcount when it can be reached - using a pc-relative branch. Cleanup conditional code. - * config/pa/pa.md (call_mcount): New expander. - (call_mcount_nonpic): New insn. - (call_mcount_pic): New insn and split. - (call_mcount_pic_post_reload): New insn. - (call_mcount_64bit): New insn and split. - (call_mcount_64bit_post_reload): New insn. - -2016-07-15 Georg-Johann Lay <avr@gjlay.de> - - * config/avr/predicates.md (const_m255_to_m1_operand): New. - * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints. - * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2. - (*cmphi.zero-extend.0, *cmphi.zero-extend.1) - (*usum_widenqihi3, *udiff_widenqihi3) - (*addhi3_zero_extend.const): New combiner insns. - (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if - just 1 bit is affected. - * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3]. - (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1. - -2016-07-15 Cesar Philippidis <cesar@codesourcery.com> - - * omp-low.c (lower_omp_target): Mark data clauses with - GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having - zero-length subarrays. - -2016-07-15 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71881 - * tree-loop-distribution.c (destroy_loop): Remove blocks in - reverse DOM order to make debug temp generation happy. - -2016-07-15 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71887 - * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and - verify it is not zero for division / modulo handling. - (value_replacement): Adjust. - -2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com> - Julian Brown <julian@codesourcery.com> - - * config/aarch64/aarch64-cores.def: Update vulcan COSTS. - * config/aarch64/aarch64-cost-tables.h - (vulcan_extra_costs): New variable. - * config/aarch64/aarch64.c - (vulcan_addrcost_table): Likewise. - (vulcan_regmove_cost): Likewise. - (vulcan_vector_cost): Likewise. - (vulcan_branch_cost): Likewise. - (vulcan_tunings): Likewise. - -2016-07-15 Alexander Monakov <amonakov@ispras.ru> - - * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF. - (output_in_order): Loop over undefined variables too. Output them - via assemble_undefined_decl. Skip variables that correspond to hard - registers or have value-exprs. - * varpool.c (symbol_table::output_variables): Handle undefined - variables together with defined ones. - -2016-07-15 Richard Biener <rguenther@suse.de> - - * tree-ssa-pre.c (get_representative_for): Make sure to return - the value number of SSA names. - (phi_translate_1): get_representative_for cannot return NULL. - (do_pre_regular_insertion): Remove redundant call to - fully_constant_expression. - (do_pre_partial_partial_insertion): Likewise. - -2016-07-15 Bin Cheng <bin.cheng@arm.com> - - * tree-scalar-evolution.c (simple_iv_with_niters): New funcion. - (derive_simple_iv_with_niters): New function. - (simple_iv): Rewrite using simple_iv_with_niters. - * tree-scalar-evolution.h (simple_iv_with_niters): New decl. - * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New - function. - (number_of_iterations_exit): Rewrite using above function. - * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New - Decl. - -2016-07-15 Richard Biener <rguenther@suse.de> - - * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust - vec_construct cost. - -2016-07-14 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/71872 - * tree-data-ref.c (get_references_in_stmt): Ignore references - with is_gimple_constant get_base_address. - -2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline. - (TARGET_HAVE_LDACQD): New macro. - * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather - than TARGET_HAVE_LDACQ. - (arm_load_acquire_exclusivedi): Likewise. - (arm_store_release_exclusivedi): Likewise. - -2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com> - - PR rtl-optimization/71878 - * lra-constraints.c (match_reload): Pass information about other - output operands. Create new unique register value if matching input - operand shares same register value as output operand being considered. - (curr_insn_transform): Record output operands already processed. - -2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR target/65951 - PR tree-optimization/70923 - * tree-vect-patterns.c: Include mult-synthesis.h. - (target_supports_mult_synth_alg): New function. - (synth_lshift_by_additions): Likewise. - (apply_binop_and_append_stmt): Likewise. - (vect_synth_mult_by_constant): Likewise. - (target_has_vecop_for_code): Likewise. - (vect_recog_mult_pattern): Use above functions to synthesize vector - multiplication by integer constants. - -2016-07-14 Alan Modra <amodra@gmail.com> - - * config/rs6000/altivec.md (altivec_mov<mode>): Disparage - gpr alternatives. Correct '*' placement on Y,r alternative. - Add '*' on operand 1 of r,r alternative. - -2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * expmed.c (mult_variant, choose_mult_variant): Move declaration to... - * expmed.h: ... Here. - -2016-07-14 Jan Hubicka <hubicka@ucw.cz> - - * gimple.h (stmt_can_terminate_bb_p): New function. - * tree-cfg.c (need_fake_edge_p): Rename to ... - (stmt_can_terminate_bb_p): ... this; return true if stmt can - throw external; handle const and pure calls. - * tree-ssa-loop-niter.c (loop_only_exit_p): Use it. - -2016-07-14 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71866 - * tree-ssa-pre.c (get_constant_for_value_id): Remove. - (do_hoist_insertion): Avoid endless recursion when we - didn't insert anything because we managed to simplify - things down to a constant or SSA name. - (fully_constant_expression): Re-write in terms of ... - * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare. - * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around - vn_nary_build_or_lookup_1. - (vn_nary_build_or_lookup_1): Added flag and renamed from ... - (vn_nary_build_or_lookup): ... this which now wraps it. - -2016-07-14 Alan Modra <amodra@gmail.com> - - PR target/71733 - * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal - with p9_vector override before power9-dform override. - -2016-07-13 Andi Kleen <ak@linux.intel.com> - - * value-prof.c (gimple_value_profile_transformations): Don't run - when auto_profile is on. - -2016-07-13 Andi Kleen <ak@linux.intel.com> - - * auto-profile.c (update_inlined_ind_target, - afdo_indirect_call): Print information to dump file. - -2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com> - - * genrecog.c (special_predicate_operand_p): New function. - (predicate_name): Move function. - (validate_pattern): Don't warn about missing mode for all - define_special_predicate predicates. - -2016-07-13 Bin Cheng <bin.cheng@arm.com> - - * tree-vect-data-refs.c (vect_no_alias_p): New function. - (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to - resolve alias checks which are known at compilation time. - Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all - alias checks are resolved. Move dump info for too many runtime - alias checks to here... - * tree-vect-loop.c (vect_analyze_loop_2): ...From here. - -2016-07-13 Richard Biener <rguenther@suse.de> - - PR tree-optimization/24574 - * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument - position and add shift, rotate, divison and modulo support - for left zero. - (value_replacement): Pass in argument position to absorbing_element_p. - -2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com> - - PR ipa/71633 - * ipa-inline-transform.c (inline_call): Support - instrumented thunks. - -2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/arm.h (TARGET_HAVE_CBZ): Define. - (TARGET_IDIV): Set for all Thumb targets provided they have hardware - divide feature. - * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M - Baseline. Make initial alternative TARGET_32BIT only. - (udivsi3): Likewise. - * config/arm/thumb1.md (thumb1_cbz): New define_insn. - * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective - target. - -2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT. - * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW - availability with TARGET_HAVE_MOVT. - (thumb_legitimate_constant_p): Strip the high part of a label_ref. - (thumb1_rtx_costs): Also return 0 if setting a half word constant and - MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by - UINTVAL. - (thumb1_size_rtx_costs): Make set of half word constant also cost 1 - extra instruction if MOVW is available. Use a cost variable - incremented by COSTS_N_INSNS (1) when the condition match rather than - returning an arithmetic expression based on COSTS_N_INSNS. Make - constant with bottom half word zero cost 2 instruction if MOVW is - available. - * config/arm/arm.md (define_attr "arch"): Add v8mb. - (define_attr "arch_enabled"): Set to yes if arch value is v8mb and - target is ARMv8-M Baseline. - (arm_movt): New unpredicable alternative for ARMv8-M Baseline. - (arm_movtas_ze): Likewise. - * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only - alternative for constants satisfying j constraint. - (thumb1_movsi_insn): Likewise. - (movsi splitter for K alternative): Tighten condition to not trigger - if movt is available and j constraint is satisfied. - (Pe immediate splitter): Likewise. - (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for - constant fitting in an halfword to use MOVW. - * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM - effective target. - -2016-07-13 Richard Biener <rguenther@suse.de> - - PR middle-end/71104 - * gimplify.c (gimplify_modify_expr): Gimplify the RHS before - gimplifying the LHS. Make sure to gimplify a returning twice - call LHS without using SSA names. - -2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * tree-data-ref.c (find_data_references_in_stmt): Remove - unnecessary call to vec::release. - (graphite_find_data_references_in_stmt): Likewise. - * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise. - * tree-vect-stmts.c (vectorizable_condition): Likewise. - -2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * cfgexpand.c (expand_used_vars): Make the type of a local - variable auto_vec. - * genmatch.c (lower_for): Likewise. - * haifa-sched.c (haifa_sched_init): Likewise. - (add_to_speculative_block): Likewise. - (create_check_block_twin): Likewise. - * predict.c (handle_missing_profiles): Likewise. - * tree-data-ref.c (loop_nest_has_data_refs): Likewise. - * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise. - * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk): - Likewise. - (maybe_lower_iteration_bound): Likewise. - * tree-ssa-sccvn.c (DFS): Likewise. - * tree-stdarg.c (reachable_at_most_once): Likewise. - * tree-vect-stmts.c (vectorizable_conversion): Likewise. - (vectorizable_store): Likewise. - -2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove. - (sccvn_dom_walker): make cond_stack an auto_vec. - -2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * ree.c (struct ext_state): Make type of members auto_vec. - (find_and_remove_re): Adjust. - -2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * cfgexpand.c (struct stack_vars_data): Make type of fields - auto_vec. - (expand_used_vars): Adjust. - -2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * ipa.c (record_cdtor_fn): Adjust. - (build_cdtor_fns): Likewise. - (ipa_cdtor_merge): Make static_ctors and static_dtors local - variables. - -2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * genextract.c (struct accum_extract): Add constructor and make - members auto_vec. - (gen_insn): Adjust. - -2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * tree.c (struct free_lang_data_d): Add constructor and change - types of members to ones that automatically manage resources. - (fld_worklist_push): Adjust. - (find_decls_types): Likewise. - (find_decls_types_in_eh_region): Likewise. - (free_lang_data_in_cgraph): Stop manually creating and - destroying members of free_lang_data_d. - -2016-07-13 Uros Bizjak <ubizjak@gmail.com> - - PR rtl-optimization/68961 - * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new - peephole variant. Use sse_reg_operand predicates. - -2016-07-12 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/predicates.md (x86_64_immediate_operand) - <case CONST_INT>: Remove unneeded truncation to DImode. - <case CONST>: Ditto. - (x86_64_zext_immediate_operand) <case CONST>: Ditto. - -2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/71805 - * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): - The xxperm and xxpermr instructions require that the 2nd input - operand overlap with the output operand, and not the 1st. - (altivec_vperm_v8hiv16qi): Likewise. - (altivec_vperm_<mode>_uns_internal): Likewise. - (altivec_vpermr_<mode>_internal): Likewise. - (vperm_v8hiv4si): Likewise. - (vperm_v16qiv8hi): Likewise. - -2016-07-12 Nathan Sidwell <nathan@acm.org> - - * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE - when -mno-pic-data-is-text-relative is in effect, by default. - * doc/invoke.texi (mpic-data-is-text-relative): Document new - behavior and clarify. - -2016-07-12 Martin Liska <mliska@suse.cz> - - * params.def: Add avg-loop niter. - * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param. - * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise. - * doc/invoke.texi: Document the new parameter. - -2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR middle-end/71700 - * expr.c (store_constructor): Mask sign-extended bits when widening - sub-word constructor element at the start of a word. - -2016-07-12 Martin Liska <mliska@suse.cz> - - * Makefile.in: Append rule for params-options.h. - * params-options.h: New file. - -2016-07-12 Martin Liska <mliska@suse.cz> - - * ira-build.c (mark_loops_for_removal): Properly iterate - loops. - -2016-07-12 Steven Bosscher <steven@gcc.gnu.org> - Richard Biener <rguenther@suse.de> - - PR tree-optimization/23286 - PR tree-optimization/70159 - * doc/invoke.texi: Document -fcode-hoisting. - * common.opt (fcode-hoisting): New flag. - * opts.c (default_options_table): Enable -fcode-hoisting at -O2+. - * tree-ssa-pre.c (pre_stats): Add hoist_insert. - (do_regular_insertion): Rename to ... - (do_pre_regular_insertion): ... this and amend general comments - on insertion strathegy. - (do_partial_partial_insertion): Rename to ... - (do_pre_partial_partial_insertion): ... this. - (do_hoist_insertion): New function. - (insert_aux): Take flags on whether to do PRE and/or hoist insertion - and call do_hoist_insertion properly. - (insert): Adjust. - (pass_pre::gate): Enable also if -fcode-hoisting is enabled. - (pass_pre::execute): Register hoist_insert stats. - -2016-07-12 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/71716 - * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false - for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION - is different from mode's bitsize. Small cleanup. - -2016-07-12 Richard Biener <rguenther@suse.de> - - PR rtl-optimization/68961 - * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT - to simplify to a non-constant. - -2016-07-11 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/71758 - * omp-low.c (expand_omp_target): Gimplify device. - - PR tree-optimization/71823 - * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs - to get vec_oprnds2 from op2. - -2016-07-11 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>: - Hoist common subexpressions. - (x86_64_zext_immediate_operand) <case CONST>: Ditto. - -2016-07-11 Pat Haugen <pthaugen@us.ibm.com> - - PR target/71800 - * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to - prevent generation of 'stxsiwx' on pre Power8 hardware. - -2016-07-11 David Malcolm <dmalcolm@redhat.com> - - * input.c: Include cpplib.h. - (selftest::temp_source_file): New class. - (selftest::temp_source_file::temp_source_file): New ctor. - (selftest::temp_source_file::~temp_source_file): New dtor. - (selftest::should_have_column_data_p): New function. - (selftest::test_should_have_column_data_p): New function. - (selftest::temp_line_table): New class. - (selftest::temp_line_table::temp_line_table): New ctor. - (selftest::temp_line_table::~temp_line_table): New dtor. - (selftest::test_accessing_ordinary_linemaps): Add case_ param; use - it to create a temp_line_table. - (selftest::assert_loceq): Only verify LOCATION_COLUMN for - locations that are known to have column data. - (selftest::line_table_case): New struct. - (selftest::test_reading_source_line): Move tempfile handling - to class temp_source_file. - (ASSERT_TOKEN_AS_TEXT_EQ): New macro. - (selftest::assert_token_loc_eq): New function. - (ASSERT_TOKEN_LOC_EQ): New macro. - (selftest::test_lexer): New function. - (selftest::boundary_locations): New array. - (selftest::input_c_tests): Call test_should_have_column_data_p. - Loop over a test matrix of interesting values of location and - default_range_bits, calling test_lexer on each case in the matrix. - Move call to test_accessing_ordinary_linemaps into the matrix. - * selftest.h (ASSERT_EQ): Reimplement in terms of... - (ASSERT_EQ_AT): New macro. - -2016-07-11 H.J. Lu <hongjiu.lu@intel.com> - - PR target/71801 - * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): - Don't convert TImode in debug insn. - -2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de> - - Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG. - * tree-core.h (tree_base::nothrow_flag): Adjust comment. - (tree_type_common::lang_flag_7): New. - (tree_type_common::spare): Reduce size. - * tree.h (TYPE_ALIGN_OK): Remove. - (TYPE_LANG_FLAG_7): New. - (get_inner_reference): Adjust header. - * print-tree.c (print_node): Adjust. - * expr.c (get_inner_reference): Remove parameter keep_aligning. - (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust - calls to get_inner_reference. - (expand_expr_real_1): Adjust call to get_inner_reference. Remove - handling of TYPE_ALIGN_OK. - * builtins.c (get_object_alignment_2): Adjust call to - get_inner_reference. Remove handling of VIEW_CONVERT_EXPR. - * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of - TYPE_ALIGN_OK. - * asan.c (instrument_derefs): Adjust calls to get_inner_reference. - * cfgexpand.c (expand_debug_expr): Likewise. - * dbxout.c (dbxout_expand_expr): Likewise. - * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref, - loc_list_from_tree, fortran_common): Likewise. - * fold-const.c (optimize_bit_field_compare, - decode_field_reference, fold_unary_loc, fold_comparison, - split_address_to_core_and_offset): Likewise. - * gimple-laddress.c (execute): Likewise. - * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise. - * gimplify.c (gimplify_scan_omp_clauses): Likewise. - * hsa-gen.c (gen_hsa_addr): Likewise. - * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise. - * tsan.c (instrument_expr): Likewise. - * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise. - * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK. - * tree-affine.c (tree_to_aff_combination, - get_inner_reference_aff): Adjust calls to get_inner_reference. - * tree-data-ref.c (split_constant_offset_1, - dr_analyze_innermost): Likewise. - * tree-scalar-evolution.c (interpret_rhs_expr): Likewise. - * tree-sra.c (ipa_sra_check_caller): Likewise. - * tree-ssa-loop-ivopts.c (split_address_cost): Likewise. - * tree-ssa-math-opts.c (find_bswap_or_nop_load, - bswap_replace): Likewise. - * tree-vect-data-refs.c (vect_check_gather, - vect_analyze_data_refs): Likewise. - * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise. - * config/pa/pa.c (pa_emit_move_sequence): Remove handling of - TYPE_ALIGN_OK. - -2016-07-11 David Malcolm <dmalcolm@redhat.com> - - * Makefile.in (selftest-valgrind): New phony target. - * function-tests.c (selftest::build_cfg): Delete pass instances - created by the test. - (selftest::convert_to_ssa): Likewise. - (selftest::test_expansion_to_rtl): Likewise. - * tree-cfg.c (selftest::test_linear_chain): Release dominator - vectors. - (selftest::test_diamond): Likewise. - -2016-07-11 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71816 - * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather - than replacing all of its operands. - -2016-07-11 Alan Modra <amodra@gmail.com> - - * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec. - (ctr<mode>): Add unspec. - (ctr<mode>_internal*): Likewise. - -2016-07-08 James Bowman <james.bowman@ftdichip.com> - - * config/ft32/ft32.c (ft32_elf_encode_section_info): New function. - * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function. - -2016-07-08 Vladimir Makarov <vmakarov@redhat.com> - - PR rtl-optimization/71621 - * lra-constraints.c (process_alt_operands): Check combination of - reg class and mode. - -2016-07-08 Jason Merrill <jason@redhat.com> - Richard Biener <rguenther@suse.de> - - P0145: Refining Expression Order for C++. - * gimplify.c (initial_rhs_predicate_for): New. - (gimplfy_modify_expr): Gimplify RHS before LHS. - -2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - PR target/71297 - * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): - Allow standard error handling to take over when a wrong number - of arguments is presented to __builtin_vec_ld () or - __builtin_vec_st (). - -2016-07-08 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/aarch64-simd-builtins.def (smax): Remove float - variants. - (smin): Likewise. - (fmax): New entry. - (fmin): Likewise. - * config/aarch64/arm_neon.h (vmaxnm_f32): Use - __builtin_aarch64_fmaxv2sf. - (vmaxnmq_f32): Likewise. - (vmaxnmq_f64): Likewise. - (vminnm_f32): Likewise. - (vminnmq_f32): Likewise. - (vminnmq_f64): Likewise. - -2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/71806 - * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not - enable -mfloat128-hardware by default. - (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options - that IEEE 128-bit hardware support needs. - * config/rs6000/rs6000.c (rs6000_option_override_internal): If - -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default. - Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit - floating point requires. - * doc/invoke.texi (RS/6000 and PowerPC Options): Document - -mfloat128 and -mfloat128-hardware changes. - -2016-07-08 Alan Hayward <alan.hayward@arm.com> - - PR tree-optimization/71667 - * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts - -2016-07-08 Martin Liska <mliska@suse.cz> - - PR middle-end/71606 - * fold-const.c (fold_convertible_p): As COMPLEX_TYPE - folding produces SAVE_EXPRs, thus return false for the type. - -2016-07-07 Martin Liska <mliska@suse.cz> - - * file-find.c (remove_prefix): New function. - * file-find.h (remove_prefix): Declare the function. - * gcc-ar.c (main): Skip a folder of the wrapper if - a wrapped binary would point to the same file. - -2016-07-07 Jan Hubicka <jh@suse.cz> - - * tree-scalar-evolution.c (iv_can_overflow_p): export. - * tree-scalar-evolution.h (iv_can_overflow_p): Declare. - * tree-ssa-loop-ivopts.c (alloc_iv): Use it. - -2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com> - - PR ipa/71624 - * ipa-inline-analysis.c (compute_inline_parameters): Set - local.can_change_signature to false for intrumentation - thunk callees. - -2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability - with TARGET_HAVE_MOVT. - (TARGET_HAVE_MOVT): Define. - * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW - availability with TARGET_HAVE_MOVT. - * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT - availability. - (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than - TARGET_THUMB2. - (symbol_refs movsi splitter): Remove TARGET_32BIT check. - (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability. - * config/arm/constraints.md (define_constraint "j"): Use - TARGET_HAVE_MOVT to check MOVT availability. - -2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions. - -2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/arm-arches.def (armv8-m.base): Define new architecture. - (armv8-m.main): Likewise. - (armv8-m.main+dsp): Likewise. - * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define. - (FL_FOR_ARCH8M_MAIN): Likewise. - * config/arm/arm-tables.opt: Regenerate. - * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and - armv8-m.main+dsp to BE8_LINK_SPEC. - * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M. - (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN. - * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M - Baseline and Mainline. - (arm_option_override_internal): Also disable arm_restrict_it when - !arm_arch_notm. Update comment for -munaligned-access to also cover - ARMv8-M Baseline. - (arm_file_start): Increase buffer size for printing architecture name. - * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main - and armv8-m.main+dsp. - (mno-unaligned-access): Clarify that this is disabled by default for - ARMv8-M Baseline architectures as well. - -2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to - decide whether to prevent some libgcc routines being included for some - multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the - link between this condition and the one in - libgcc/config/arm/lib1func.S. - -2016-07-07 Richard Biener <rguenther@suse.de> - - * tree-ssa-pre.c: Include alias.h. - (compute_avail): If we have multiple VN_REFERENCEs with the - same hashtable entry adjust that to make it a valid replacement - for all of them with respect to alignment and aliasing - when doing insertion. - * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare. - * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function. - -2016-07-06 Segher Boessenkool <segher@kernel.crashing.org> - - PR target/70098 - PR target/71763 - * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2, - *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output - constraint. - -2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * var-tracking.c (struct adjust_mem_data): Make side_effects a vector. - (adjust_mems): Adjust. - (adjust_insn): Likewise. - (prepare_call_arguments): Likewise. - -2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * gcse.c (struct ls_expr): Make stores field a vector. - (ldst_entry): Adjust. - (free_ldst_entry): Likewise. - (print_ldst_list): Likewise. - (compute_ld_motion_mems): Likewise. - (update_ld_motion_stores): Likewise. - -2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * gcse.c (struct ls_expr): Remove loads field. - (ldst_entry): Adjust. - (free_ldst_entry): Likewise. - (print_ldst_list): Likewise. - (compute_ld_motion_mems): Likewise. - -2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * store-motion.c (struct st_expr): Make antic_stores a vector. - (st_expr_entry): Adjust. - (free_st_expr_entry): Likewise. - (print_store_motion_mems): Likewise. - (find_moveable_store): Likewise. - (compute_store_table): Likewise. - (remove_reachable_equiv_notes): Likewise. - (replace_store_insn): Likewise. - (build_store_vectors): Likewise. - -2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32, - cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73. - -2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com> - - PR tree-optimization/71518 - * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust - misalign also for outer loops with negative step. - -2016-07-06 Wilco Dijkstra <wdijkstr@arm.com> - - * config/arm/cortex-a53.md: Use final_presence_set for in-order. - (cortex_a53_shift): Add mov_shift. - (cortex_a53_shift_reg): Add new reservation for register shifts. - (cortex_a53_alu): Remove bfm. - (cortex_a53_alu_shift): Add bfm, remove mov_shift. - (cortex_a53_alu_extr): Add new reservation for EXTR. - (bypasses): Improve bypass modelling. - -2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com> - - PR target/50739 - * config/avr/avr.c (avr_asm_select_section): Strip off - SECTION_DECLARED from flags when calling get_section. - -2016-07-06 Richard Sandiford <richard.sandiford@arm.com> - - * tree-vectorizer.h (vect_memory_access_type): Add - VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED. - * tree-vect-stmts.c (compare_step_with_zero): New function. - (perm_mask_for_reverse): Move further up file. - (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the - step is negative. - (get_negative_load_store_type): New function. - (get_load_store_type): Call it. Add an ncopies argument. - (vectorizable_mask_load_store): Update call accordingly and - remove tests for negative steps. - (vectorizable_store, vectorizable_load): Likewise. Handle new - memory_access_types. - -2016-07-06 Richard Sandiford <richard.sandiford@arm.com> - - * tree-vectorizer.h (vect_memory_access_type): New enum. - (_stmt_vec_info): Add a memory_access_type field. - (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro. - (vect_model_store_cost): Take an access type instead of a boolean. - (vect_model_load_cost): Likewise. - * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to - vect_model_store_cost and vect_model_load_cost. - * tree-vect-stmts.c (vec_load_store_type): New enum. - (vect_model_store_cost): Take an access type instead of a - store_lanes_p boolean. Simplify tests. - (vect_model_load_cost): Likewise, but for load_lanes_p. - (get_group_load_store_type, get_load_store_type): New functions. - (vectorizable_store): Use get_load_store_type. Record the access - type in STMT_VINFO_MEMORY_ACCESS_TYPE. - (vectorizable_load): Likewise. - (vectorizable_mask_load_store): Likewise. Replace is_store - variable with vls_type. - -2016-07-06 Richard Sandiford <richard.sandiford@arm.com> - - * tree-vectorizer.h (vect_grouped_load_supported): Add a - single_element_p parameter. - * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise. - Check the PR65518 case here rather than in vectorizable_load. - * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly. - * tree-vect-stmts.c (vectorizable_load): Likewise. - -2016-07-06 Richard Sandiford <richard.sandiford@arm.com> - - * tree-vectorizer.h (gather_scatter_info): New structure. - (vect_check_gather_scatter): Return a bool rather than a decl. - Replace return-by-pointer arguments with a single - gather_scatter_info *. - * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise. - (vect_analyze_data_refs): Update call accordingly. - * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise. - (vectorizable_mask_load_store): Likewise. Also record the - offset dt and vectype in the gather_scatter_info. - (vectorizable_store): Likewise. - (vectorizable_load): Likewise. - -2016-07-06 Richard Sandiford <richard.sandiford@arm.com> - - * tree-vect-stmts.c (vect_model_store_cost): For non-SLP - strided groups, use the cost of N scalar accesses instead - of ncopies vector accesses. - (vect_model_load_cost): Likewise. - -2016-07-06 Richard Sandiford <richard.sandiford@arm.com> - - * tree-vect-stmts.c (vect_cost_group_size): Delete. - (vect_model_store_cost): Avoid calling it. Use first_stmt_p - variable to indicate when once-per-group costs are being used. - (vect_model_load_cost): Likewise. Fix comment and misindented code. - -2016-07-06 Richard Sandiford <richard.sandiford@arm.com> - - * tree-vect-stmts.c (vectorizable_load): Remove unnecessary - peeling-for-gaps condition. - -2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390.c (s390_expand_vec_init): Force initializer - element to register if it doesn't match general_operand. - -2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com> - Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New - prototype. - * config/rs6000/rs6000.c (rs6000_split_signbit): New function. - * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant. - (SIGNBIT): New mode iterator. - (Fsignbit): New mode attribute. - (signbit<mode>2): Change operand1 to match FLOAT128 instead of - IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128 - when direct moves are available. - (signbit<mode>2_dm): New define_insn_and_split). - (signbit<mode>2_dm2): New define_insn. - -2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR rtl-optimization/71594 - * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val - into subregs of appropriate mode before trying to emit a conditional - move. - -2016-07-05 Jan Hubicka <jh@suse.cz> - - * tree-scalar-evolution.c (iv_can_overflow_p): New function. - (simple_iv): Use it. - -2016-07-05 Jan Hubicka <jh@suse.cz> - - * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P. - -2016-07-05 Jiong Wang <jiong.wang@arm.com> - - * lra-constraints.c (process_alt_operands): Don't add spilling cost for - "offmemok". - -2016-07-05 Jan Hubicka <jh@suse.cz> - - * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if - IV can overflow. - -2016-07-05 Richard Biener <rguenther@suse.de> - - * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa): - Handle empty else block. - (is_feasible_trace): Likewise. - (split_paths): Likewise. - -2016-07-05 Richard Biener <rguenther@suse.de> - - * tree-loop-distribution.c (distribute_loop): Fix issue with - the cost model loop. - -2016-07-05 Christophe Lyon <christophe.lyon@linaro.org> - - * config/arm/neon-testgen.ml: Delete. - * config/arm/neon.ml: Delete. - -2016-07-04 Jakub Jelinek <jakub@redhat.com> - - PR c++/71739 - * tree.c (attribute_value_equal): Use get_attribute_name instead of - directly using TREE_PURPOSE. - -2016-07-04 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A". - * config/aarch64/aarch64_neon.h: Likewise. - * config/aarch64/arm_neon.h: Likewise. - * config/aarch64/atomics.md: Likewise. - * config/aarch64/aarch64-simd-builtins.def: Likewise. - * doc/invoke.texi: Likewise. - -2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com> - - * config/s390/s390.md: Add "z13" cpu_facility. - ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi. - * config/s390/predicates.md ("loc_operand"): New predicate for "load on - condition" type instructions. - -2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com> - Jeff Law <law@redhat.com> - - * explow.c (allocate_dynamic_stack_space): Simplify knowing that - MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT. - -2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com> - - * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand - permutation for TARGET_AVX512F. - (ix86_expand_vec_one_operand_perm_avx512): New function. - (expand_vec_perm_1): Invoke introduced function. - * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since - it may be not valid after vectorization. - -2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com> - - PR target/63874 - * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix - typo in comment. Only force to memory if it is a weak - external reference. - -2016-07-04 Matthew Wahab <matthew.wahab@arm.com> - Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/aarch64-arches.def: Add "armv8.2-a". - * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New. - (AARCH64_FL_F16): New. - (AARCH64_FL_FOR_ARCH8_2): New. - (AARCH64_ISA_8_2): New. - (AARCH64_ISA_F16): New. - (TARGET_FP_F16INST): New. - (TARGET_SIMD_F16INST): New. - * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry. - ("fp"): Disabling "fp" also disables "fp16". - * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins): - Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC - and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC. - * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16". - -2016-07-04 Jan Beulich <jbeulich@suse.com> - - * gcc.c (default_compilers["@c-header"]): Conditionalize "-o". - -2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/71720 - * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting - the insns, use an insn form that does not adjust the offset on - little endian systems. - -2016-07-01 Jan Beulich <jbeulich@suse.com> - - * varasm.c (get_variable_section): Validate initializer in - named .bss-like sections. - -2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org> - - * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal): - Exchange the order of the second and third operands in the vpermr - instruction tmeplate. - -2016-07-01 Peter Bergner <bergner@vnet.ibm.com> - - PR target/71698 - * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move): - Disallow TDmode values. - -2016-07-01 Alan Modra <amodra@gmail.com> - - PR rtl-optimization/71709 - * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg - being set, not referenced. - -2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com> - - PR tree-optimization/70729 - * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field - of loop since it can be not valid after transformation. - -2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/arm/arm.c (thumb_reload_in_hi): Delete. - * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype. - -2016-07-01 Eric Botcazou <ebotcazou@adacore.com> - - * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check - for NULL decl. - -2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/71677 - * config/rs6000/constraints.md (wY constraint): New constraint to - match the requirements for the LXSD and STXSD instructions. - * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New - predicate to match the requirements for the LXSD and STXSD - instructions. - * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case): - Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y' - to make sure that the bottom 2 bits of offset are 0, the address - form is offsettable, and no updating is done in the address mode. - (mov<mode>_hardfloat64, FMOVE64 case): Likewise. - (movdi_internal32): Likewise - (movdi_internal64): Likewise. - -2016-06-30 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/71707 - * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present - strinfo even for ADDR_EXPR ptr. - -2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org> - - * config/rs6000/altivec.md (darn_32): Change the condition to - TARGET_P9_MISC instead of TARGET_MODULO. - (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the - condition expression. - (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the - condition expression. - * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant. - (DFP_TEST): New code iterator. - (dfptstsfi_<code>_mode>): New define_expand. - (*dfp_sgnfcnc_<mode>): New define_insn. - * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro - definition next to BU_P9_MISC_1 definition and change the MASK - value to RS6000_BTM_P9_MISC. - (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC. - (BU_P9_64BIT_MISC_0): Likewise. - (BU_P9_DFP_MISC_0): New macro definition. - (BU_P9_DFP_MISC_1): New macro definition. - (BU_P9_DFP_MISC_2): New macro definition. - (BU_P9_DFP_OVERLOAD_1): New macro definition. - (BU_P9_DFP_OVERLOAD_2): New macro definition. - (BU_P9_DFP_OVERLOAD_3): New macro definition. - (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2. - (TSTSFI_LT_TD): Likewise. - (TSTSFI_EQ_DD): Likewise. - (TSTSFI_EQ_TD): Likewise. - (TSTSFI_GT_DD): Likewise. - (TSTSFI_GT_TD): Likewise. - (TSTSFI_OV_DD): Likewise. - (TSTSFI_OV_TD): Likewise. - (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2. - (TSTSFI_LT_DD): Likewise. - (TSTSFI_LT_TD): Likewise. - (TSTSFI_EQ): Likewise. - (TSTSFI_EQ_DD): Likewise. - (TSTSFI_EQ_TD): Likewise. - (TSTSFI_GT): Likewise. - (TSTSFI_GT_DD): Likewise. - (TSTSFI_GT_TD): Likewise. - (TSTSFI_OV): Likewise. - (TSTSFI_OV_DD): Likewise. - (TSTSFI_OV_TD): Likewise. - * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add - overloaded test significance functions. - * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add - OPTION_MASK_P9_MISC into the representation of this mask. - (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation - of this mask. - * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the - RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is - non-zero. - (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp - argument is a 6-bit unsigned literal value if the icode argument - represents a DFP test significance built-in call. - (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC - flag used independently and in combination with the - RS6000_BTM_64BIT flag. - (rs6000_opt_masks): Add entry for power9-misc command-line option. - (rs6000_builtin_mask_names): Add entry for power9-misc - command-line option. - * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if - HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and - RS6000_BTM_P9_MISC macros. - * config/rs6000/rs6000.opt: Add support for the -mpower9-misc - option and change the description of the -mpower9-vector option to - enable only vector instructions, removing its erroneously claimed - support for scalar instructions. - * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document - the ISA 3.0 digital floating point test significance built-in - functions. - -2016-06-30 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64.c (cortexa35_tunings): - Enable AES fusion. Use cortexa57_branch_cost. - (cortexa53_tunings): Use cortexa57_branch_cost. - (cortexa72_tunings): Use cortexa57_branch_cost. - Use AUTOPREFETCHER_WEAK. - (cortexa73_tunings): Use cortexa57_branch_cost. - -2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - James Greenhalgh <james.greenhalgh@arm.com> - - * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64, - vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16, - vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16, - vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C. - (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16, - vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64, - vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64, - vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16, - vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64, - vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64, - vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16, - vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64, - vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64): - New intrinsics. - -2016-06-30 James Greenhalgh <james.greenhalgh@arm.com> - Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>): - New define_insn. - (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise. - -2016-06-30 David Malcolm <dmalcolm@redhat.com> - - PR driver/71651 - * gcc.c (driver::build_option_suggestions): Pass "option" to - add_misspelling_candidates. - * opts-common.c (add_misspelling_candidates): Add "option" param; - use it to avoid adding negated forms for options marked with - RejectNegative. - * opts.h (add_misspelling_candidates): Add "option" param. - -2016-06-30 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/71693 - * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast - TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type - first when permuting bitwise operation with rotate. Cast - TREE_OPERAND (arg0, 0) to type when cancelling two rotations. - -2016-06-29 David Malcolm <dmalcolm@redhat.com> - - * opts.c (handle_param): Use find_param_fuzzy to offer suggestions - for misspelled param names. - * params.c: Include spellcheck.h. - (find_param_fuzzy): New function. - * params.h (find_param_fuzzy): New prototype. - * spellcheck.c (struct edit_distance_traits<const char *>): Move to... - * spellcheck.h (struct edit_distance_traits<const char *>): - ...here. - -2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/predicates.md (const_0_to_7_operand): New - predicate, recognize 0..7. - * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add - support for doing extracts from V16QImode, V8HImode, V4SImode - under ISA 3.0. - * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0 - vector extract support. - (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number - for ISA 3.0 vector extract. - (VSX_EX): Constraints to use for ISA 3.0 vector extract. - (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing - extracts of a constant element number from small integer vectors - on 64-bit ISA 3.0 systems. - (vsx_extract_<mode>_di): Likewise. - * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to - say when we can do ISA 3.0 vector extracts. - * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec - registers, using the stxsiwx instruction. - -2016-06-29 Jim Wilson <jim.wilson@linaro.org> - - * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning. - * config/aarch64/aarch64.c (qdf24xx_addrcost_table, - qdf24xx_regmove_cost, qdf24xx_tunings): New. - * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New. - * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning. - * config/arm/arm.c (arm_qdf24xx_tune): New. - -2016-06-29 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64.c (cortexa53_tunings): - Increase loop alignment to 8. Set function alignment to 16. - (cortexa35_tunings): Likewise. - (cortexa57_tunings): Increase loop alignment to 8. - (cortexa72_tunings): Likewise. - (cortexa73_tunings): Likewise. - -2016-06-29 Matthew Wahab <matthew.wahab@arm.com> - - * doc/sourcebuild.texi (Effective-Target keywords): Add entries - for arm_fp16_ok and arm_fp16_hw. - (Add Options): Add entries for arm_fp16, arm_fp16_ieee and - arm_fp16_alternative. - -2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com> - - PR tree-optimization/71655 - * tree-vect-stmts.c (vectorizable_comparison): Swap definition - types when swapping operands. - -2016-06-29 Martin Liska <mliska@suse.cz> - - PR middle-end/71585 - * common.opt (flag_stack_protect): Mark the flag as optimization flag. - * ipa-inline-transform.c (inline_call): Remove unnecessary call - of build_optimization_node. - -2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com> - - PR tree-optimization/70729 - * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as - independent in loops having positive safelen value. - * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since - it may be not valid after vectorization. - -2016-06-29 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/71625 - * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list - is sorted by ascending list->offset. If PTR is non-NULL and there is - previous strinfo, call get_stridx_plus_constant. - (get_stridx): Pass exp as second argument to get_addr_stridx. - (addr_stridxptr): Add missing list = list->next, so that there can be - more than one entries in the list. Bump limit from 16 to 32. Ensure - the list is sorted by ascending list->offset. - (get_stridx_plus_constant): Adjust so that it can be also called with - ADDR_EXPR instead of SSA_NAME as PTR. - (handle_char_store): Pass NULL_TREE as second argument to - get_addr_stridx. - -2016-06-29 Richard Biener <rguenther@suse.de> - - PR rtl-optimization/68961 - * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT. - -2016-06-29 Richard Biener <rguenther@suse.de> - - PR middle-end/71002 - * alias.c (component_uses_parent_alias_set_from): Handle - type punning through union accesses by using the union alias set. - * gimple.c (gimple_get_alias_set): Remove union type punning case. - -2016-07-29 Richard Biener <rguenther@suse.de> - - * match.pd ((T)(T2)x -> (T)x): Remove restriction on final - precision not matching mode precision. - -2016-06-28 John David Anglin <danglin@gcc.gnu.org> - - * config/pa/pa.md (call_symref_64bit_post_reload): Don't call - pa_output_arg_descriptor. - (call_val_symref_64bit_post_reload): Likewise. - (call_val_powf_64bit_post_reload): Likewise. - (sibcall_internal_symref_64bit): Likewise. - (sibcall_value_internal_symref_64bit): Likewise. - -2016-06-28 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/71626 - * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of - a constant, force its SUBREG_REG into memory or register instead - of whole op1. - -2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com> - - PR target/58655 - * config/avr/avr.opt (-mfract-convert-truncate): Update description. - * doc/invoke.texi (AVR Options): Document it. - -2016-06-28 Walter Lee <walt@tilera.com> - - * config/tilegx/linux.h: Do not include arch/icache.h - (CLEAR_INSN_CACHE): Provide inlined definition directly. - * config/tilepro/linux.h: Do not include arch/icache.h - (CLEAR_INSN_CACHE): Provide inlined definition directly. - -2016-06-28 Wilco Dijkstra <wdijkstr@arm.com> - - * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering - for big-endian BIT_FIELD_REF. - -2016-06-28 Pat Haugen <pthaugen@us.ibm.com> - - * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types. - ('size' attribute): Add '128'. - Include power9.md. - (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32, - *movdi_internal64, *movdf_update1): Set size attribute to '64'. - (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2, - copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw, - *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw, - extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw, - *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>, - *trunc<mode>df2_odd): Set size attribute to '128'. - (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'. - * config/rs6000/power6.md (power6-fp): Include dfp type. - * config/rs6000/power7.md (power7-fp): Likewise. - * config/rs6000/power8.md (power8-fp): Likewise. - * config/rs6000/power9.md: New file. - * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md. - * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci, - *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to - htmsimple. - * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2, - trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3, - divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2, - ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>, - dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>, - dfp_dscri_<mode>): Change type attribute to dfp. - * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type - attribute to vecsimple. - * config/rs6000/rs6000.c (power9_cost): Update costs, cache size - and prefetch streams. - (rs6000_option_override_internal): Remove temporary code setting - tuning to power8. Don't set rs6000_sched_groups for power9. - (last_scheduled_insn): Change to rtx_insn *. - (divide_cnt, vec_load_pendulum): New variables. - (rs6000_adjust_cost): Add Power9 to test for store->load separation. - (rs6000_issue_rate): Set issue rate for Power9. - (is_power9_pairable_vec_type): New. - (power9_sched_reorder2): New. - (rs6000_sched_reorder2): Call new function for Power9 specific - reordering. - (insn_must_be_first_in_group): Remove Power9. - (insn_must_be_last_in_group): Likewise. - (force_new_group): Likewise. - (rs6000_sched_init): Fix initialization of last_scheduled_insn. - Initialize divide_cnt/vec_load_pendulum. - (_rs6000_sched_context, rs6000_init_sched_context, - rs6000_set_sched_context): Handle context save/restore of new - variables. - -2016-06-28 Richard Biener <rguenther@suse.de> - - * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): - Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as - COMPONENT_REF operand. - (nonoverlapping_component_refs_p): Likewise. - * stor-layout.c (start_bitfield_representative): Mark - DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P. - -2016-06-28 Jakub Jelinek <jakub@redhat.com> - - * Makefile.in: Don't cat ../stage_current if it does not exist. - - * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when - last argument is a bit-field. - - PR rtl-optimization/71673 - * internal-fn.c (expand_arith_overflow_result_store): Use - OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to - expand_simple_binop. - - PR middle-end/66867 - * builtins.c (expand_ifn_atomic_compare_exchange_into_call, - expand_ifn_atomic_compare_exchange): New functions. - * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function. - * tree.h (build_call_expr_internal_loc): Rename to ... - (build_call_expr_internal_loc_array): ... this. Fix up type of - last argument. - * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn. - * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of - ATOMIC_COMPARE_EXCHANGE result. - * builtins.h (expand_ifn_atomic_compare_exchange): New prototype. - * gimple-fold.h (optimize_atomic_compare_exchange_p, - fold_builtin_atomic_compare_exchange): New prototypes. - * gimple-fold.c (optimize_atomic_compare_exchange_p, - fold_builtin_atomic_compare_exchange): New functions.. - * tree-ssa.c (execute_update_addresses_taken): If - optimize_atomic_compare_exchange_p, ignore &var in 2nd argument - of call when finding addressable vars, and if such var becomes - non-addressable, call fold_builtin_atomic_compare_exchange. - -2016-06-27 Segher Boessenkool <segher@kernel.crashing.org> - - PR target/71670 - * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use - gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot. - -2016-06-27 Pat Haugen <pthaugen@us.ibm.com> - - * config/rs6000/rs6000.md ('type' attribute): Add - veclogical,veccmpfx,vecexts,vecmove insn types. - (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr, - copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal, - p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple. - (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw, - *nabs<mode>2_hw): Change type to vecmove. - (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal, - *boolcc<mode>3_internal, *eqv<mode>3_internal, - *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal, - *ieee_128bit_vsx_abs<mode>2_internal, - *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2, - *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit, - *ieee128_mtvsrd_32bit): Change type to veclogical. - (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64, - *movdi_internal32, *movdi_internal64): Update insn types. - * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>, - vsx_extract_<mode>): Change type to veclogical. - (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove. - (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>, - *vsx_sign_extend_si_v2di): Change type to vecexts. - * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change - type to veclogical. - (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>, - *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p, - *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx. - (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove. - * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr, - negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple. - * config/rs6000/40x.md (ppc405-float): Add fpsimple. - * config/rs6000/440.md (ppc440-fp): Add fpsimple. - * config/rs6000/476.md (ppc476-fp): Add fpsimple. - * config/rs6000/601.md (ppc601-fp): Add fpsimple. - * config/rs6000/603.md (ppc603-fp): Add fpsimple. - * config/rs6000/6xx.md (ppc604-fp): Add fpsimple. - * config/rs6000/7xx.md (ppc750-fp): Add fpsimple. - (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx. - * config/rs6000/7450.md (ppc7450-fp): Add fpsimple. - (ppc7450-vecsimple): Add veclogical, vecmove. - (ppc7450-veccmp): Add veccmpfx. - * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical, - vecmove. - (ppc8540_vector_compare): Add veccmpfx. - * config/rs6000/a2.md (ppca2-fp): Add fpsimple. - * config/rs6000/cell.md (cell-fp): Add fpsimple. - (cell-vecsimple): Add veclogical, vecmove. - (cell-veccmp): Add veccmpfx. - * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple. - * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove, - veccmpfx. - * config/rs6000/mpc.md (mpccore-fp): Add fpsimple. - * config/rs6000/power4.md (power4-fp): Add fpsimple. - (power4-vecsimple): Add veclogical, vecmove. - (power4-veccmp): Add veccmpfx. - * config/rs6000/power5.md (power5-fp): Add fpsimple. - * config/rs6000/power6.md (power6-fp): Add fpsimple. - (power6-vecsimple): Add veclogical, vecmove. - (power6-veccmp): Add veccmpfx. - * config/rs6000/power7.md (power7-fp): Add fpsimple. - (power7-vecsimple): Add veclogical, vecmove, veccmpfx. - * config/rs6000/power8.md (power8-fp): Add fpsimple. - (power8-vecsimple): Add veclogical, vecmove, veccmpfx. - * config/rs6000/rs64.md (rs64a-fp): Add fpsimple. - * config/rs6000/titan.md (titan_fp): Add fpsimple. - * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add - fpsimple. - * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE. - -2016-06-27 Peter Bergner <bergner@vnet.ibm.com> - - PR target/71656 - * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add - OPTION_MASK_P9_DFORM_VECTOR. - * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not - disable -mpower9-dform-vector when using reload. - (quad_address_p): Remove 'gpr_p' argument and all associated code. - New 'strict' argument. Update all callers. Add strict addressing - support. - (rs6000_legitimate_offset_address_p): Remove call to - virtual_stack_registers_memory_p. - (rs6000_legitimize_reload_address): Add quad address support. - (rs6000_legitimate_address_p): Move call to quad_address_p above - call to virtual_stack_registers_memory_p. Adjust quad_address_p args - to account for new strict usage. - (rs6000_output_move_128bit): Adjust quad_address_p args to account - for new strict usage. - * config/rs6000/predicates.md (quad_memory_operand): Likewise. - -2016-06-26 Uros Bizjak <ubizjak@gmail.com> - - PR target/70902 - PR target/71453 - PR target/71555 - PR target/71596 - PR target/71657 - * config/i386/i386.c (ix86_spill_class): Disable condition to - always return NO_REGS. - -2016-06-26 Jan Hubicka <hubicka@ucw.cz> - - * predict.c: Include gimple-pretty-print.h - (predicted_by_loop_heuristics_p): Check also - PRED_LOOP_EXIT_WITH_RECURSION - (predict_loops): Find self recursive calls and use special purpose - predictors for them; dump log about decisions. - (pass_profile::execute): Dump info about #of iterations. - * predict.def (PRED_LOOP_EXIT_WITH_RECURSION, - (PRED_LOOP_GUARD_WITH_RECURSION): New predictors. - -2016-06-26 John David Anglin <danglin@gcc.gnu.org> - - * config/pa/pa.c (pa_output_indirect_call): Rework to combine - output_asm_insn calls and shorten long lines. Output .CALL - argument descriptor using pa_output_arg_descriptor. Add various - inline $$dyncall and other optimizations. - (pa_attr_length_indirect_call): Adjust ordering and lengths. - -2016-06-25 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/71643 - * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with - EH preds. - - * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't - leak a bitmap if dep_bb is NULL. - - PR tree-optimization/71631 - * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument - to rewrite_expr_tree even if negate_result, move new_lhs var - declaration and initialization earlier, for powi_result set afterwards - new_lhs to lhs. For negate_result, use new_lhs instead of tmp - if new_lhs != lhs, and don't shadow gsi var. - -2016-06-24 Jan Hubicka <hubicka@ucw.cz> - - * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge): - Add in_loop parameter. - (predict_loops): Add loop guard heuristics. - * predict.def (PRED_LOOP_GUARD): New heuristics. - -2016-06-24 Jan Hubicka <hubicka@ucw.cz> - - * predict.c: Include ipa-utils.h - (tree_bb_level_prediction): Predict recursive calls. - (tree_estimate_probability_bb): Skip inexpensive calls for call - predictor. - * predict.def (PRED_RECURSIVE_CALL): New. - -2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define. - (BU_FLOAT128_1): Likewise. - (FABSQ): Likewise. - (COPYSIGNQ): Likewise. - (RS6000_BUILTIN_NANQ): Likewise. - (RS6000_BUILTIN_NANSQ): Likewise. - (RS6000_BUILTIN_INFQ): Likewise. - (RS6000_BUILTIN_HUGE_VALQ): Likewise. - * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype. - (TARGET_FOLD_BUILTIN): New #define. - (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry. - (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128. - (rs6000_fold_builtin): New target hook implementation, handling - folding of 128-bit NaNs and infinities. - (rs6000_init_builtins): Initialize const_str_type_node; ensure all - entries are filled in to avoid problems during bootstrap - self-test; define builtins for 128-bit NaNs and infinities. - (rs6000_opt_mask): Add entry for float128. - * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define. - (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128. - (rs6000_builtin_type_index): Add RS6000_BTI_const_str. - (const_str_type_node): New #define. - * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert - to a define_expand that dispatches to either copysign<mode>3_soft - or copysign<mode>3_hard. - (copysign<mode>3_hard): Rename from copysign<mode>3. - (copysign<mode>3_soft): New define_insn. - * doc/extend.texi: Document new builtins. - -2016-06-24 Jakub Jelinek <jakub@redhat.com> - - * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using - PRIu64 instead of lu. - -2016-06-24 Eric Botcazou <ebotcazou@adacore.com> - - PR debug/71642 - * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just - copy the type name. - -2016-06-24 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/71647 - * omp-low.c (lower_rec_input_clauses): Convert - omp_clause_aligned_alignment (c) to size_type_node for the - last argument of __builtin_assume_aligned. - -2016-06-24 H.J. Lu <hongjiu.lu@intel.com> - - * configure.ac (calling ___tls_get_addr via GOT): New - assembler/linker check. - (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit - assembler and linker supports calling ___tls_get_addr via GOT. - Otherise, defined to 0. - * config.in: Regenerated. - * configure: Likewise. - * config/i386/constraints.md (Yb): New constraint. - * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS. - (REG_CLASS_NAMES): Likewise. - (REG_CLASS_CONTENTS): Likewise. - * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace - the b constraint with the Yb constraint. Call ___tls_get_addr - via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT - is 1. - (*tls_local_dynamic_base_32_gnu): Likewise. - (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for - GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1. - (*tls_local_dynamic_base_64_<mode>): Likewise. - -2016-06-24 Martin Liska <mliska@suse.cz> - - * cfgloop.c (flow_loop_dump): Dump average number of loop iterations. - * cfgloop.h: Change 'struct loop' to 'const struct loop' for a - few functions. - * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new - argument to true if the expected number of iterations is - loop-based. - -2016-06-24 Uros Bizjak <ubizjak@gmail.com> - - * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to - assemble for 32bit target. - (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble - and $ld_ix86_gld_32_opt to link for 32bit target. - (HAVE_AS_IX86_TLSLDMPLT): Ditto. - * configure: Regenerate. - -2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/arm/arm.c (int_log2): Delete definition and prototype. - (shift_op): Use exact_log2 instead of int_log2. - (vfp3_const_double_for_fract_bits): Likewise. - -2016-06-24 Jakub Jelinek <jakub@redhat.com> - - * internal-fn.c (expand_arith_set_overflow): New function. - (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow): - Use it. - (expand_arith_overflow_result_store): Likewise. Handle precision - smaller than mode precision. - * tree-vrp.c (extract_range_basic): For imag part, handle - properly signed 1-bit precision result. - * doc/extend.texi (__builtin_add_overflow): Document that last - argument can't be pointer to enumerated or boolean type. - (__builtin_add_overflow_p): Document that last argument can't - have enumerated or boolean type. - -2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com> - Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - * config/rs6000/predicates.md (splat_input_operand): Rework. - Don't allow constants, since the insns that use this predicate - don't support constants. Constants are handled by other insns - that are created via combine. During and after register - allocation, only allow indexed or indirect addresses, and not - general addresses. Only allow modes supported by the hardware. - * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage - comment. Move check for using VSPLTIS<x> to a common location, - instead of doing it in two different places. - -2016-06-23 Jocelyn Mayer <l_indien@magic.fr> - - * config/i386/driver-i386.c (host_detect_local_cpu): Set - PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9. - <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for - signature_CENTAUR_ebx. - -2016-06-23 H.J. Lu <hongjiu.lu@intel.com> - - PR target/66232 - PR target/67400 - * configure.ac (as_ix86_tls_ldm_opt): Renamed to ... - (as_ix86_gas_32_opt): This. - (ld_ix86_tls_ldm_opt): Renamed to ... - (ld_ix86_gld_32_opt): This. - (R_386_TLS_LDM reloc): Updated. - (R_386_GOT32X reloc): New assembler/linker check. - (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and - linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise, - defined to 0. - * config.in: Regenerated. - * configure: Likewise. - * config/i386/i386.c (ix86_force_load_from_GOT_p): Return - true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode. - (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt - if ix86_force_load_from_GOT_p returns true. - (ix86_print_operand_address_as): Also support UNSPEC_GOT if - ix86_force_load_from_GOT_p returns true. - (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load - the external function address via the GOT slot. - (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and - HAVE_AS_IX86_GOT32X before returning false. - (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in - 32-bit mode if ix86_nopic_noplt_attribute_p returns true. - -2016-06-23 Eric Botcazou <ebotcazou@adacore.com> - - * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant. - -2016-06-23 Andi Kleen <ak@linux.intel.com> - - * Makefile.in: Regenerate. - * doc/install.texi: Document autoprofiledbootstrap. - -2016-06-23 Andi Kleen <ak@linux.intel.com> - - * config/i386/gcc-auto-profile: New file. - -2016-06-23 Martin Liska <mliska@suse.cz> - - PR middle-end/71619 - * predict.c (predict_loops): Revert the hunk that was removed - in r237103. - -2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com> - - * config.gcc: Add support for arm*-*-phoenix* targets. - * config/arm/t-phoenix: New. - * config/phoenix.h: New. - -2016-06-23 Uros Bizjak <ubizjak@gmail.com> - H.J. Lu <hongjiu.lu@intel.com> - - PR target/67400 - * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New. - * config/i386/i386.c (ix86_force_load_from_GOT_p): New function. - (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if - ix86_force_load_from_GOT_p returns true. - (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if - ix86_force_load_from_GOT_p returns true. - (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if - ix86_force_load_from_GOT_p returns true. - (ix86_expand_move): Load the external function address via the - GOT slot if ix86_force_load_from_GOT_p returns true. - * config/i386/predicates.md (x86_64_immediate_operand): Return - false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true. - (x86_64_zext_immediate_operand): Ditto. - -2016-06-22 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling. - -2016-06-22 David Malcolm <dmalcolm@redhat.com> - - PR c/70339 - * diagnostic-core.h (pedwarn_at_rich_loc): New prototype. - * diagnostic.c (pedwarn_at_rich_loc): New function. - * spellcheck.h (best_match::best_match): Add a - "best_distance_so_far" optional parameter. - (best_match::set_best_so_far): New method. - (best_match::get_best_distance): New accessor. - (best_match::get_best_candidate_length): New accessor. - -2016-06-22 Nick Clifton <nickc@redhat.com> - - * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in - place of GET_MODE_CLASS() == MODE_INT, so that partial integer - modes are accepted as well. - (ucompare_loc_descriptor): Likewise. - (minmax_loc_descriptor): Likewise. - (clz_loc_descriptor): Likewise. - (popcount_loc_descriptor): Likewise. - (bswap_loc_descriptor): Likewise. - (rotate_loc_descriptor): Likewise. - (mem_loc_descriptor): Likewise. - (loc_descriptor): Likewise. - -2016-06-22 David Malcolm <dmalcolm@redhat.com> - - * common.opt (fdiagnostics-parseable-fixits): New option. - * diagnostic.c: Include "selftest.h". - (print_escaped_string): New function. - (print_parseable_fixits): New function. - (diagnostic_report_diagnostic): Call print_parseable_fixits. - (selftest::assert_print_escaped_string): New function. - (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro. - (selftest::test_print_escaped_string): New function. - (selftest::test_print_parseable_fixits_none): New function. - (selftest::test_print_parseable_fixits_insert): New function. - (selftest::test_print_parseable_fixits_remove): New function. - (selftest::test_print_parseable_fixits_replace): New function. - (selftest::diagnostic_c_tests): New function. - * diagnostic.h (struct diagnostic_context): Add field - "parseable_fixits_p". - * doc/invoke.texi (Diagnostic Message Formatting Options): Add - -fdiagnostics-parseable-fixits. - (-fdiagnostics-parseable-fixits): New option. - * opts.c (common_handle_option): Handle - -fdiagnostics-parseable-fixits. - * selftest-run-tests.c (selftest::run_tests): Call - selftest::diagnostic_c_tests. - * selftest.h (selftest::diagnostic_c_tests): New prototype. - -2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com> - - PR tree-optimization/71488 - * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support - comparison of boolean vectors. - * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison - of boolean vectors using bitwise operations. - -2016-06-22 Andreas Schwab <schwab@suse.de> - - * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section): - Remove declaration. - -2016-06-22 Eric Botcazou <ebotcazou@adacore.com> - - * function.c (assign_parm_setup_reg): Prevent sharing in another case. - -2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de> - - * config/i386/i386.c (print_reg): Emit an error message on attempt to - print FLAGS_REG. - -2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/arm/arm.c (arm_cortex_a73_tune): New struct. - * config/arm/arm-cores.def (cortex-a73): New entry. - (cortex-a73.cortex-a35): Likewise. - (cortex-a73.cortex-a53): Likewise. - * config/arm/arm-tables.opt: Regenerate. - * config/arm/arm-tune.md: Likewise. - * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73, - mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53. - * config/arm/t-aprofile: Handle mcpu=cortex-a73, - mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53. - * doc/invoke.texi (ARM Options): Document cortex-a73, - cortex-a73.cortex-a35 and cortex-a73.cortex-a53. - -2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/aarch64/aarch64.c (cortexa73_tunings): New struct. - * config/aarch64/aarch64-cores.def (cortex-a73): New entry. - (cortex-a73.cortex-a35): Likewise. - (cortex-a73.cortex-a53): Likewise. - * config/aarch64/aarch64-tune.md: Regenerate. - * doc/invoke.texi (AArch64 Options): Document cortex-a73, - cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to - -mcpu and -mtune. - -2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - * configure.ac (gcc_cv_as_compress_debug): Remove - --compress-debug-sections as extra as switch. - Handle gas --compress-debug-sections=type. - (gcc_cv_ld_compess_debug): Remove bogus ld_date check. - Handle gld --compress-debug-sections=type. - * configure: Regenerate. - -2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com> - - * bb-reorder.c (pass_partition_blocks::gate): Update comment. - -2016-06-21 John David Anglin <danglin@gcc.gnu.org> - - * gcov-tool.c (profile_rewrite): Use int64_t instead of long long. - (do_rewrite): likewise. - -2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * common/config/mep/mep-common.c: Remove. - * config.gcc: Remove mep-* support. - * config/mep/constraints.md: Remove. - * config/mep/default.h: Remove. - * config/mep/intrinsics.h: Remove. - * config/mep/intrinsics.md: Remove. - * config/mep/ivc2-template.h: Remove. - * config/mep/mep-c5.cpu: Remove. - * config/mep/mep-core.cpu: Remove. - * config/mep/mep-default.cpu: Remove. - * config/mep/mep-ext-cop.cpu: Remove. - * config/mep/mep-intrin.h: Remove. - * config/mep/mep-ivc2.cpu: Remove. - * config/mep/mep-pragma.c: Remove. - * config/mep/mep-protos.h: Remove. - * config/mep/mep.c: Remove. - * config/mep/mep.cpu: Remove. - * config/mep/mep.h: Remove. - * config/mep/mep.md: Remove. - * config/mep/mep.opt: Remove. - * config/mep/predicates.md: Remove. - * config/mep/t-mep: Remove. - * doc/install.texi: Remove mep-* documentation. - * doc/md.texi: Likewise. - -2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * config.gcc: Remove support for avr-rtems. - * config/avr/gen-avr-mmcu-specs.c: Likewise. - * config/avr/rtems.h: Remove. - * config/avr/t-rtems: Remove. - -2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * config.gcc: Remove m32r-rtems support. - * config/m32r/rtems.h: Remove. - -2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * config.gcc: Remove h8300-rtems support. - * config/h8300/rtems.h: Remove. - * config/h8300/t-rtems: Remove. - -2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * config.gcc: Remove support for knetbsd. - * configure.ac: Likewise. - * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove. - * config/knetbsd-gnu.h: Remove. - * configure: Regenerate. - -2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * config.gcc: Remove support for openbsd 2 and 3. - * config/openbsd-oldgas.h: Remove. - -2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * config.gcc: Remove interix support. - * config/i386/i386-interix.h: Remove. - * config/i386/interix.opt: Remove. - * config/i386/t-interix: Remove. - * configure: Regenerate. - * configure.ac: Remove interix support. - * doc/install.texi: Remove interix documentation. - -2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org> - - * config/rs6000/rs6000.h: Add conditional preprocessing directives - to disable Power9-specific compiler features if HAVE_AS_POWER9 is - not defined. - -2016-06-21 Eric Botcazou <ebotcazou@adacore.com> - - * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if - they are both PLACEHOLDER_EXPRs. - -2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com> - - * stor-layout.c (layout_type): Move setting complex MODE to - layout_type, instead of setting it ahead of time by the caller. - * tree.c (build_complex_type): Likewise. - -2016-06-21 Martin Liska <mliska@suse.cz> - - * predict.c (force_edge_cold): Replace imposisble with - impossible. - -2016-06-21 Ilya Verbin <ilya.verbin@intel.com> - - * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps. - * config/i386/sse.md (define_expand "rsqrtv16sf2"): New. - -2016-06-21 Ilya Verbin <ilya.verbin@intel.com> - - * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps. - -2016-06-21 H.J. Lu <hongjiu.lu@intel.com> - Ilya Enkovich <ilya.enkovich@intel.com> - - PR target/71549 - * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): - New member function to convert V1TImode register to SUBREG - TImode in debug insn. - (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses - after changing register mode to V1TImode. - -2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com> - - * config/aarch64/aarch64-cores.def (vulcan): New core. - * config/aarch64/aarch64-tune.md: Regenerate. - * doc/invoke.texi: Document vulcan as an available option. - -2016-06-21 Eric Botcazou <ebotcazou@adacore.com> - - * cse.c (canon_asm_operands): New function extracted from... - (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS - either standalone or member of a PARALLEL. - -2016-06-21 Georg-Johann Lay <avr@gjlay.de> - - PR target/30417 - * config/avr/gen-avr-mmcu-specs.c (print_mcu): - [*link_data_start]: Wrap -Tdata into %{!Tdata:...}. - [*link_text_start]: Wrap -Ttext into %{!Ttext:...}. - -2016-06-21 Georg-Johann Lay <avr@gjlay.de> - - PR target/71103 - * config/avr/avr.md (movqi): Only handle loading subreg:qi of - constant addresses if can_create_pseudo_p. - -2016-06-21 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/71588 - * tree-ssa-strlen.c (valid_builtin_call): New function. - (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use - it. - -2016-06-20 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/71581 - * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL, - see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created - for conversion of scalar user var to complex type and use the - underlying SSA_NAME_VAR in that case. If EXPR is still NULL, - punt. - - PR rtl-optimization/71591 - * toplev.c (toplev::run_self_tests): If no_backend, complain and - don't run any tests. - -2016-06-20 Hans-Peter Nilsson <hp@axis.com> - - PR target/71571 - * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba" - delay-slot "nop" for PIC with CRIS v32. Also add missing leading - space for PIC with non-v32 and the common non-PIC "jump". - -2016-06-20 Jakub Jelinek <jakub@redhat.com> - - PR target/71559 - * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up - returned values and add UN*/LTGT/*ORDERED cases with values matching - D operand modifier on vcmp for AVX. - -2016-06-20 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64.opt - (mpc-relative-literal-loads): Rename internal option name. - * config/aarch64/aarch64.c - (aarch64_nopcrelative_literal_loads): Rename to - aarch64_pcrelative_literal_loads. - (aarch64_expand_mov_immediate): Likewise. - (aarch64_secondary_reload): Likewise. - (aarch64_can_use_per_function_literal_pools_p): Likewise. - (aarch64_override_options_after_change_1): Rename and simplify logic. - (aarch64_classify_symbol): Merge large model checks into switch, - remove pc-relative load check. - -2016-06-20 James Greenhalgh <james.greenhalgh@arm.com> - - * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP - costs relative to the cost of a register move. - -2016-06-20 James Greenhalgh <james.greenhalgh@arm.com> - - * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New. - (vcvt_n_f64_u64): Likewise. - (vcvt_n_s64_f64): Likewise. - (vcvt_n_u64_f64): Likewise. - (vcvt_f64_s64): Likewise. - (vrecpe_f64): Likewise. - (vcvt_f64_u64): Likewise. - (vrecps_f64): Likewise. - -2016-06-20 James Greenhalgh <james.greenhalgh@arm.com> - - * config/aarch64/aarch64.md - (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to - iterators. - (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct - attributes. - * config/aarch64/aarch64-builtins.c - (aarch64_types_binop_uss_qualifiers): Delete. - (TYPES_BINOP_USS): Likewise. - (aarch64_types_binop_sus_qualifiers): Likewise. - (TYPES_BINOP_SUS): Likewise. - (aarch64_types_fcvt_from_unsigned_qualifiers): New. - (TYPES_FCVTIMM_SUS): Likewise. - * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM - rather than BINOP. - (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS. - (fcvtzs): Use SHIFTIMM rather than BINOP. - (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS. - -2016-06-20 James Greenhalgh <james.greenhalgh@arm.com> - - * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP - costs relative to the cost of a register move. - -2016-06-20 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64.c (aarch64_modes_tieable_p): - Allow scalar/single vector modes to be tieable. - -2016-06-20 Wilco Dijkstra <wdijkstr@arm.com> - - * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel. - -2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of - "alignement". - * tree.h (TYPE_ALIGN): Likewise. - -2016-06-20 Georg-Johann Lay <avr@gjlay.de> - - PR target/71103 - * config/avr/avr.md (movqi): Handle loading subreg:qi (const). - -2016-06-20 Georg-Johann Lay <avr@gjlay.de> - - * config/avr/avr.c (avr_print_operand): Fix "format not a string - literal" build warnings. - (avr_print_operand_address): Dito. - -2016-06-19 David Edelsohn <dje.gcc@gmail.com> - - PR target/71375 - * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0. - * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same. - -2016-06-18 John David Anglin <danglin@gcc.gnu.org> - - * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove. - -2016-06-18 Eric Botcazou <ebotcazou@adacore.com> - - PR bootstrap/71435 - * reload1.c (reload): Pass 0 to finish_spills when called because - update_eliminables_and_spill returns true and remove did_spill. - (finish_spills): Adjust comment and document GLOBAL parameter. - -2016-06-17 DJ Delorie <dj@redhat.com> - - PR target/71338 - * config/rl78/rl78-expand.c (umulqihi3): Enable for G10. - * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise. - (umulqihi3_virt): Likewise. - * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise. - (umulqihi3_real): Likewise. - -2016-06-17 Martin Liska <mliska@suse.cz> - - * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec. - -2016-06-17 Martin Liska <mliska@suse.cz> - - * predict.def: PRED_LOOP_EXIT from 92 to 85. - -2016-06-17 James Greenhalgh <james.greenhalgh@arm.com> - - * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with - __FAST_MATH__. - (vaddq_f32): Likewise. - (vmul_f32): Likewise. - (vmulq_f32): Likewise. - (vsub_f32): Likewise. - (vsubq_f32): Likewise. - -2016-06-17 Bin Cheng <bin.cheng@arm.com> - - PR tree-optimization/71347 - * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute - cost for all uses in group. - -2016-06-17 Bin Cheng <bin.cheng@arm.com> - - * tree-vect-loop.c (vect_create_epilog_for_reduction): Only - insert gimple seq if it's not empty. - -2016-06-17 Bin Cheng <bin.cheng@arm.com> - - * tree-vectorizer.h (struct dr_with_seg_len): Remove class - member OFFSET. - * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly, - rather than OFFSET. - (comp_dr_with_seg_len_pair): Ditto. - (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize - struct dr_with_seg_len_pair against DR_OFFSET. - * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle - DR_OFFSET directly. - -2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com> - - * config/aarch64/geniterators.sh: Handle parenthesised conditions. - -2016-06-16 John David Anglin <danglin@gcc.gnu.org> - - * config/pa/pa.c (pa_output_pic_pcrel_sequence): New. - (pa_output_lbranch): Use pa_output_pic_pcrel_sequence. - (pa_output_millicode_call): Likewise. - (pa_output_call): Likewise. - (pa_output_indirect_call): Likewise. - (pa_asm_output_mi_thunk): Likewise. - -2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org> - - * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo. - -2016-06-16 Martin Liska <mliska@suse.cz> - - * predict.c (combine_predictions_for_insn): When we find a first - match predictor, we should consider just predictors with - PRED_FLAG_FIRST_MATCH. Print either first match (if any) or - DS theory predictor. - (combine_predictions_for_bb): Likewise. - -2016-06-16 Jakub Jelinek <jakub@redhat.com> - - * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs - with base of reference to struct. - -2016-06-16 Uros Bizjak <ubizjak@gmail.com> - - * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float. - -2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com> - - PR target/71151 - * config/avr/avr.c (avr_asm_init_sections): Remove setup of - progmem_swtable_section. - (progmem_swtable_section): Remove. - (avr_asm_function_rodata_section): Remove. - (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove. - * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1. - -2016-06-16 Jocelyn Mayer <l_indien@magic.fr> - - * config/i386/driver-i386.c (host_detect_local_cpu): Set - PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode. - <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for - signature_CENTAUR_ebx. - * config/i386/i386.c (ix86_option_override_internal): Add - definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4, - nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4. - * doc/invoke.texi (x86 Options): Document new VIA -march entries. - -2016-06-16 Martin Liska <mliska@suse.cz> - - * predict.def: Add fortran loop preheader predictor. - * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly - fold IFN_BUILTIN_EXPECT with a known constant argument. - -2016-06-16 Martin Liska <mliska@suse.cz> - - * predict.def: Add 'Fortran' to display text of all - PRED_FORTRAN_* predictors. - -2016-06-16 Uros Bizjak <ubizjak@gmail.com> - - PR target/71242 - * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New. - [IA64_BUILTIN_NANSQ]: Ditto. - (ia64_fold_builtin): New function. - (TARGET_FOLD_BUILTIN): New define. - (ia64_init_builtins) Declare const_string_type node. - Add __builtin_nanq and __builtin_nansq builtin functions. - (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ. - -2016-06-16 Nick Clifton <nickc@redhat.com> - - * config/msp430/msp430-opts.h (msp430_hwmult_types): Add - MSP430_HWMULT_ prefix to enum values. - (msp430_regions): Add MSP430_REGION_ prefix to enum values. - * config/msp430/msp430.c: Update use of enum values. - * config/msp430/msp430.md: Likewise. - * config/msp430/msp430.opt: Likewise. - -2016-06-16 Jan Hubicka <hubicka@ucw.cz> - - * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation - of comparsions in the last iteration. - -2016-06-16 Claudiu Zissulescu <claziss@synopsys.com> - Joern Rennecke <joern.rennecke@embecosm.com> - - * config/arc/arc.c (arc_print_operand_address): Handle pc-relative - addresses. - (arc_needs_pcl_p): Add GOTOFFPC. - (arc_legitimate_pic_addr_p): Likewise. - (arc_output_pic_addr_const): Likewise. - (arc_legitimize_pic_address): Generate a pc-relative address using - GOTOFFPC. - (arc_output_libcall): Use @pcl syntax. - (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC. - * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC. - (*movsi_insn): Use @pcl syntax. - (doloop_begin_i): Likewise. - -2016-06-16 Martin Liska <mliska@suse.cz> - - * predict.def: Define a new predictor. - -2016-06-16 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc.opt (mtp-regno): Update text. - -2016-06-16 Renlin Li <renlin.li@arm.com> - - * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo. - -2016-06-16 Jakub Jelinek <jakub@redhat.com> - - PR target/71554 - * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p. - (setcc + and peephole2): Likewise. - - PR rtl-optimization/71532 - * cse.c (cse_insn): For const/pure calls, invalidate argument passing - memory slots. - -2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading - DImode constants with XXSPLTIB in vector registers. - (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both - vsx_extract_<mode>_internal{1,2} into a single insn that handles - direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes - extraction of the element at the top of the register as a scalar - value. - (vsx_extract_<mode>_internal1): Likewise. - (vsx_extract_<mode>_internal2): Likewise. - * config/rs6000/constraints.md (wi constraint): Remove a comment - about DImode not being allowed in Altivec registers. - (wB constraint): New constraint for constants that can be - generated in Altivec registers with VSPLTISW/VUPKHSW. - * config/rs6000/predicates.md (xxspltib_constant_split): Update - comments. - (xxspltib_constant_nosplit): Likewise. - * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add - support for -mupper-regs-di to enable DImode to go into Altivec - registers. - (POWERPC_MASKS): Likewise. - (power7 cpu): Likewise. - * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise. - * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support - for DImode being allowed in Altivec registers. Update wi/wj - constraints. Set scalar_in_vmx_p flag. - (rs6000_option_override_internal): Add checks for -mupper-regs-di. - (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't - return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB. - (rs6000_opt_masks): Add -mupper-regs-di. - * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use - direct move to use wi and not wj. - (lfiwzx): Likewise. - (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single - alternative. - (floatunssi<mode>2_lfiwzx_mem): Likewise. - (fix_trunc<mode>di2_fctidz): Change second alternative to allow - any VSX register, instead of just Altivec registers, to allow - either operand to be an Altivec register or both. - (fixuns_trunc<mode>di2_fctiduz): Likewise. - (movdi_internal32): Add support for -mupper-regs-di. Add support - to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow - the alternatives and attributes to be lined up to be easier to - read. - (movdi_internal64): Likewise. - (64-bit DImode splitters): Change predicates to only split loading - up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to - load constants in ISA 3.0 or ISA 2.07 respectively. - * doc/invoke.texi (RS/6000 and PowerPC Options): Document - -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to - mention -mcpu=power9 sets these options. - * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the - wB constraint. - -2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com> - - PR target/67353 - * config/avr/avr.c (avr_set_current_function): Warn misspelled - interrupt/ signal handler if -Wmisspelled-isr flag is enabled. - * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled - by default to warn misspelled interrupt/ signal handler. - * doc/invoke.texi (AVR Options): Document it. Update description - for -nodevicelib option. - -2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean - up parentheses. Use GET_MODE_UNIT_BITSIZE. - (aarch64_<sur>shll2_n<mode>): Likewise. - -2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com> - - PR middle-end/71529 - * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix - DECL_CONTEXT for copied arguments. - -2016-06-15 Alan Hayward <alan.hayward@arm.com> - - PR tree-optimization/71483 - * tree-vect-loop.c (vectorizable_live_operation): Pick correct index - for slp - -2016-06-15 Martin Liska <mliska@suse.cz> - - * predict.c (tree_predict_by_opcode): Call predict_edge_def - instead of predict_edge w/o a probability. - -2016-06-15 Alan Hayward <alan.hayward@arm.com> - - PR tree-optimization/71439 - * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for - live PHIs. - -2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart - register subregs in SET_SRC. - -2016-06-15 Richard Biener <rguenther@suse.de> - - * tree-vect-stmts.c (vectorizable_store): Remove strided grouped - store restrictions. - -2016-06-15 Richard Biener <rguenther@suse.de> - - * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do - not consider dependences between accesses that belong to the - same group. - (vect_analyze_data_ref_dependences): Do not analyze read-read - or self-dependences. - -2016-06-14 David Malcolm <dmalcolm@redhat.com> - - * spellcheck-tree.c: Include spellcheck-tree.h rather than - spellcheck.h. - (find_closest_identifier): Reimplement in terms of - best_match<tree,tree>. - * spellcheck-tree.h: New file. - * spellcheck.c (struct edit_distance_traits<const char *>): New - struct. - (find_closest_string): Reimplement in terms of - best_match<const char *, const char *>. - * spellcheck.h (levenshtein_distance): Move prototype of tree-based - overload to spellcheck-tree.h. - (find_closest_identifier): Likewise. - (struct edit_distance_traits<T>): New template. - (class best_match): New class. - -2016-06-14 David Malcolm <dmalcolm@redhat.com> - - * selftest-run-tests.c (selftest::run_tests): Call - selftest::spellcheck_tree_c_tests. - * selftest.h (selftest::spellcheck_tree_c_tests): New decl. - * spellcheck-tree.c: Include selftest.h and stringpool.h. - (selftest::test_find_closest_identifier): New function. - (selftest::spellcheck_tree_c_tests): New function. - * spellcheck.c (selftest::test_find_closest_string): Verify that - the order of the vec does not affect the results for this case. - (selftest::test_data): New array. - (selftest::test_metric_conditions): New function. - (selftest::spellcheck_c_tests): Add a test of case-comparison. - Call selftest::test_metric_conditions. - -2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - * config/rs6000/rs6000-builtin.def (commentary): Typo. - (BU_P9_MISC_1): Likewise. - (BU_P9_64BIT_MISC_0): Likewise. - (BU_P9_MISC_0): Likewise. - -2016-06-14 David Malcolm <dmalcolm@redhat.com> - - * gcc-rich-location.c - (gcc_rich_location::add_fixit_misspelled_id): New method. - * gcc-rich-location.h - (gcc_rich_location::add_fixit_misspelled_id): Add decl. - -2016-06-14 Andreas Tobler <andreast@gcc.gnu.org> - - * config/arm/freebsd.h: Only enable unaligned access for armv6 on - FreeBSD 11 and above. - -2016-06-14 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE. - -2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * expmed.h: Close parenthesis in "at your option" in copyright - boilerplate. - * lower-subreg.h: Likewise. - -2016-06-14 Richard Biener <rguenther@suse.de> - - PR middle-end/71526 - * genmatch.c (expr::gen_transform): Use in_type for comparisons - if available. - -2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p): - New function. - (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle - mask+shift version. - * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p): - New prototype. - * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace - matching condition with aarch64_mask_and_shift_for_ubfiz_p. - -2016-06-14 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71522 - * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float - copying into float copying. - -2016-06-14 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/71520 - * tree-ssa-tail-merge.c (find_duplicate): Handle labels. - (replace_block_by): Move user labels from bb1 to bb2. - -2016-06-14 Richard Biener <rguenther@suse.de> - - PR middle-end/71310 - PR bootstrap/71510 - * expr.h (get_bit_range): Declare. - * expr.c (get_bit_range): Export. - * fold-const.c (optimize_bit_field_compare): Use get_bit_range and - word_mode again to constrain the bitfield access. - -2016-06-14 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71521 - * tree-vrp.c (extract_range_from_binary_expr_1): Guard - division int_const_binop against zero divisor. - -2016-06-13 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (signbittf2): New expander. - * config/i386/sse.md (ptesttf2): New insn pattern. - -2016-06-13 David Malcolm <dmalcolm@redhat.com> - - PR bootstrap/71481 - * input.c (selftest::test_reading_source_line): Avoid reading from - __FILE__ by creating a tempfile with known content and reading - from that instead. - -2016-06-13 David Malcolm <dmalcolm@redhat.com> - - * pretty-print.c (assert_pp_format_colored): Skip the test if - GCC_COLORS is set. - (test_pp_format): Remove comment about GCC_COLORS. - -2016-06-13 David Malcolm <dmalcolm@redhat.com> - - * input.c (test_reading_source_line): Use SELFTEST_LOCATION. - * pretty-print.c (assert_pp_format_va): Add location param and use - it with ASSERT_STREQ_AT. - (assert_pp_format): Add location param and pass it to - assert_pp_format_va. - (assert_pp_format_colored): Likewise. - (ASSERT_PP_FORMAT_1): New. - (ASSERT_PP_FORMAT_2): New. - (ASSERT_PP_FORMAT_3): New. - (test_pp_format): Provide SELFTEST_LOCATION throughout, either - explicitly, or implicitly via the above macros. - * selftest.c (selftest::pass): Use a selftest::location rather - than file and line. - (selftest::fail): Likewise. Print the function name. - (selftest::fail_formatted): Likewise. - (selftest::assert_streq): Use a selftest::location rather than - file and line. - * selftest.h (selftest::location): New struct. - (SELFTEST_LOCATION): New macro. - (selftest::pass): Accept a const location & rather than file - and line. - (selftest::fail): Likewise. - (selftest::fail_formatted): Likewise. - (selftest::assert_streq): Likewise. - (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION. - (ASSERT_FALSE): Likewise. - (ASSERT_EQ): Likewise. - (ASSERT_NE): Likewise. - (ASSERT_STREQ): Likewise. - (ASSERT_PRED1): Likewise. - (ASSERT_STREQ_AT): New macro. - -2016-06-13 David Malcolm <dmalcolm@redhat.com> - - * selftest.c (selftest::fail_formatted): New function. - (selftest::assert_streq): New function. - * selftest.h (selftests::fail_formatted): New decl. - (selftest::assert_streq): New decl. - (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq. - -2016-06-13 Jeff Law <law@redhat.com> - - PR tree-optimization/71403 - * tree-ssa-threadbackward.c - (convert_and_register_jump_thread_path): No longer accept reference - to path. Do not pop items off the path anymore. - (fsm_find_control_statement_thread_paths): Do not allow threading - to a deeper loop nest. Pop the last item off the path here rather - than in convert_and_register_jump_thread_path. - -2016-06-13 Evandro Menezes <e.menezes@samsung.com> - Wilco Dijkstra <Wilco.Dijkstra@arm.com> - - [AArch64] Emit division using the Newton series - - * config/aarch64/aarch64-protos.h - (cpu_approx_modes): Add new member "division". - (aarch64_emit_approx_div): Declare new function. - * config/aarch64/aarch64.c - (generic_approx_modes): New member "division". - (exynosm1_approx_modes): Likewise. - (xgene1_approx_modes): Likewise. - (aarch64_emit_approx_div): Define new function. - * config/aarch64/aarch64.md ("div<mode>3"): New expansion. - * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise. - * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option. - * doc/invoke.texi (-mlow-precision-div): Describe new option. - -2016-06-13 Evandro Menezes <e.menezes@samsung.com> - Wilco Dijkstra <wilco.dijkstra@arm.com> - - [AArch64] Emit square root using the Newton series - - * config/aarch64/aarch64-protos.h - (aarch64_emit_approx_rsqrt): Replace with new function - "aarch64_emit_approx_sqrt". - (cpu_approx_modes): New member "sqrt". - * config/aarch64/aarch64.c - (generic_approx_modes): New member "sqrt". - (exynosm1_approx_modes): Likewise. - (xgene1_approx_modes): Likewise. - (aarch64_emit_approx_rsqrt): Replace with new function - "aarch64_emit_approx_sqrt". - (aarch64_override_options_after_change_1): Handle new option. - * config/aarch64/aarch64-simd.md - (rsqrt<mode>2): Use new function instead. - (sqrt<mode>2): New expansion and insn definitions. - * config/aarch64/aarch64.md: Likewise. - * config/aarch64/aarch64.opt - (mlow-precision-sqrt): Add new option description. - * doc/invoke.texi (mlow-precision-sqrt): Likewise. - -2016-06-13 Evandro Menezes <e.menezes@samsung.com> - - [AArch64] Add more choices for the reciprocal square root approximation - - Allow a target to prefer such operation depending on the operation mode. - - * config/aarch64/aarch64-protos.h - (AARCH64_APPROX_MODE): New macro. - (AARCH64_APPROX_{NONE,ALL}): Likewise. - (cpu_approx_modes): New structure. - (tune_params): New member "approx_modes". - * config/aarch64/aarch64-tuning-flags.def - (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro. - * config/aarch64/aarch64.c - (generic_approx_modes): New core "cpu_approx_modes" structure. - (exynosm1_approx_modes): Likewise. - (xgene1_approx_modes): Likewise. - (generic_tunings): New member "approx_modes". - (cortexa35_tunings): Likewise. - (cortexa53_tunings): Likewise. - (cortexa57_tunings): Likewise. - (cortexa72_tunings): Likewise. - (exynosm1_tunings): Likewise. - (thunderx_tunings): Likewise. - (xgene1_tunings): Likewise. - (use_rsqrt_p): New argument for the mode and use new member from - "tune_params". - (aarch64_builtin_reciprocal): Devise mode from builtin. - (aarch64_optab_supported_p): New argument for the mode. - * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description. - -2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org> - - * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the - RS6000_BTM_MODULO flag into the set of flags that are considered - to be part of the common configuration. - -2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org> - - * config/rs6000/altivec.h (vec_absd): New macro for vector absolute - difference unsigned. - (vec_absdb): New macro for vector absolute difference unsigned - byte. - (vec_absdh): New macro for vector absolute difference unsigned - half-word. - (vec_absdw): New macro for vector absolute difference unsigned word. - * config/rs6000/altivec.md (UNSPEC_VADU): New value. - (vadu<mode>3): New insn. - (*p9_vadu<mode>3): New insn. - * config/rs6000/rs6000-builtin.def (vadub): New built-in - definition. - (vaduh): New built-in definition. - (vaduw): New built-in definition. - (vadu): New overloaded built-in definition. - (vadub): New overloaded built-in definition. - (vaduh): New overloaded built-in definition. - (vaduw): New overloaded built-in definition. - * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add - overloaded vector absolute difference unsigned functions. - * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document - the ISA 3.0 vector absolute difference unsigned built-in functions. - -2016-06-13 Eric Botcazou <ebotcazou@adacore.com> - - * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and - update shared_lookup_references only once after changing operands. - -2016-06-13 Thomas Schwinge <thomas@codesourcery.com> - - PR middle-end/71373 - * tree-nested.c (convert_nonlocal_omp_clauses) - (convert_local_omp_clauses): Document missing OMP_CLAUSE_*. - - * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo. - * tree.def (CASE_LABEL_EXPR): Likewise. - -2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de> - - PR bootstrap/71481 - * input.c (test_builtins): Fix an assertion. - -2016-06-13 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (paritydi2): Use ix86_expand_setcc. - (paritysi2): Ditto. - (isinfxf2): Ditto. - (isinf<mode>2): Ditto. - -2016-06-13 Uros Bizjak <ubizjak@gmail.com> - - * ggc-tests.c (test_finalization): Only test need_finalization_p - for GCC_VERSION >= 4003. - -2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/vecintrin.h: Fix file description in comment. - -2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390-builtin-types.def: Change builtin type naming - scheme to match builtin-types.def. - -2016-06-13 Marc Glisse <marc.glisse@inria.fr> - - * fold-const.c (optimize_minmax_comparison): Remove. - (fold_comparison): Remove call to the above. - * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2): - New transformations. - -2016-06-13 Alan Hayward <alan.hayward@arm.com> - - PR tree-optimization/71416 - * tree-vect-loop.c (vectorizable_live_operation): Let worklist have - multiple entries - -2016-06-13 Martin Liska <mliska@suse.cz> - - * predict.c (enum predictor_reason): Prefix enum with REASON_. - (combine_predictions_for_insn): Likewise. - (prune_predictions_for_bb): Likewise. - (combine_predictions_for_bb): Likewise. - -2016-06-13 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71505 - * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make - assert match comment. - -2016-06-13 Marek Polacek <polacek@redhat.com> - - PR middle-end/71476 - * gimplify.c (maybe_warn_switch_unreachable): Factored out of - gimplify_switch_expr. - (warn_switch_unreachable_r): New function. - -2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - PR target/71379 - * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by - one. - -2016-06-13 Richard Biener <rguenther@suse.de> - - PR middle-end/64516 - * fold-const.c (fold_unary_loc): Preserve alignment when - folding a VIEW_CONVERT_EXPR into a MEM_REF. - -2016-06-13 Martin Liska <mliska@suse.cz> - - PR sanitizer/71458 - * toplev.c (process_options): Do not enable -fcheck-pointer-bounds - w/ -fsanitize=bounds. - -2016-06-12 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.c (ix86_init_builtins): Calculate - FLOAT128_FTYPE_CONST_STRING function type only once. - * doc/extend.texi (x86 Built-in Functions): Update text, __float128 - built-in functions are available for x86-32 and x86-64 targets. - -2016-06-12 Uros Bizjak <ubizjak@gmail.com> - - PR target/71241 - * config/i386/i386.i386-builtin-types.def (CONST_STRING): - New primitive type. - (FLOAT128_FTYPE_CONST_STRING): New function type. - * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New. - [IX86_BUILTIN_NANSQ]: Ditto. - (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ. - (ix86_init_builtin_types): Declare const_string_type_node. - (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq - builtin functions. - (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ. - * doc/extend.texi (x86 Built-in Functions): Document - __builtin_nanq and __builtin_nansq. - -2016-06-11 Jiong Wang <jiong.wang@arm.com> - - PR target/71061 - * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration. - * config/arm/arm.c (arm_attr_length_pop_multi): New function to return - length for pop patterns. - (arm_attr_length_push_multi): Update comments. - * config/arm/arm.md (*load_multiple_with_writeback): Set "length" - attribute. - (*pop_multiple_with_writeback_and_return): Likewise. - (*pop_multiple_with_return): Likewise. - -2016-06-11 Segher Boessenkool <segher@kernel.crashing.org> - - PR middle-end/71310 - * fold-const.c (optimize_bit_field_compare): Don't try to use - word_mode unconditionally for reading the bit field, look at - DECL_BIT_FIELD_REPRESENTATIVE instead. - -2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org> - - PR middle-end/71478 - * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for - vector integer type. - -2016-06-10 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/71494 - * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO - without LABEL_DECL, set *handled_ops_p to false instead of true. - -2016-06-10 Martin Sebor <msebor@redhat.com> - - PR c/71392 - * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro. - (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same. - * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use - them. - (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same. - (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same. - (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same. - (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same. - (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same. - (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same. - (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same. - (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same. - -2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de> - - * config/arm/arm.h (pool_vector_label, - return_used_this_function): Remove. - -2016-06-10 Jeff Law <law@redhat.com> - - PR tree-optimization/71335 - * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out - zero length paths here. - (convert_and_register_jump_thread_path): Remove hacks related to - duplicated blocks in the jump thread path. - (fsm_find_control_statement_thread_paths): Avoid putting the same - block on the thread path twice, but ensure the thread path is - unchanged from the caller's point of view. - -2016-06-10 Jan Hubicka <hubicka@ucw.cz> - - * predict.c (predict_loops): Remove PRED_LOOP_BRANCH. - * predict.def (PRED_LOOP_BRANCH): Remove. - -2016-06-10 David Malcolm <dmalcolm@redhat.com> - - * Makefile.in (OBJS): Add ggc-tests.o. - (GTFILES): Add ggc-tests.c. - * ggc-tests.c: New file. - * selftest-run-tests.c (selftest::run_tests): Call - selftest::ggc_tests_c_tests. - * selftest.h (selftest::ggc_tests_c_tests): New prototype. - -2016-06-10 Alexander Monakov <amonakov@ispras.ru> - - * match.pd (-1 / B < A): Use :c to avoid pattern duplication. - -2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com> - - PR sanitizer/71480 - * varasm.c (place_block_symbol): Adjust alignment for asan protected - STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P. - -2016-06-10 Jan Hubicka <hubicka@ucw.cz> - - * profile.c: Include cfgloop.h. - (branch_prob): Compute estimated number of iterations. - * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not - recompute estimate number of iterations from profile. - -2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de> - - PR inline-asm/68843 - * reg-stack.c (check_asm_stack_operands): Explicit input arguments - must be grouped on top of stack. Don't force early clobber - on ordinary reg outputs. - -2016-06-10 Richard Biener <rguenther@suse.de> - - * targhooks.c (default_builtin_vectorization_cost): Adjust - vec_construct cost. - -2016-06-10 Richard Biener <rguenther@suse.de> - - * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure - to fold the RHS to a constant if possible. - -2016-06-10 Thomas Schwinge <thomas@codesourcery.com> - - PR middle-end/71373 - * tree-nested.c (convert_nonlocal_omp_clauses) - (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC, - OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO, - OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE. - - * gimplify.c (gimplify_adjust_omp_clauses): Discard - OMP_CLAUSE_TILE. - * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE. - - * omp-low.c (scan_sharing_clauses): Don't expect - OMP_CLAUSE__CACHE_. - -2016-06-10 Alan Hayward <alan.hayward@arm.com> - - PR tree-optimization/71407 - PR tree-optimization/71416 - * tree-vect-loop.c (vectorizable_live_operation): Use vectype for - BIT_FIELD_REF type. - -2016-06-10 Richard Biener <rguenther@suse.de> - - PR middle-end/71477 - * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound. - -2016-06-09 Eric Botcazou <ebotcazou@adacore.com> - - * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET. - -2016-06-09 Vladimir Makarov <vmakarov@redhat.com> - Jiong Wang <jiong.wang@arm.com> - - PR rtl-optimization/70751 - * lra-constraints.c (process_alt_operands): Recognize Non-pseudo - spilled into memory. - -2016-06-09 Jonathan Yong <10walls@gmail.com> - - Revert: - 2015-09-21 Jonathan Yong <10walls@gmail.com> - - * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search - sysroot/usr/lib/32api for additional win32 libraries, - fixes failing Cygwin bootstrapping. - -2016-06-09 Marcin Baczyński <marbacz@gmail.com> - - * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer): - Delete. - -2016-06-09 David Malcolm <dmalcolm@redhat.com> - - PR bootstrap/71471 - * pretty-print.c (pp_indent): Specify that %p is printed in a - host-dependent manner. - (test_pp_format): Remove the test for %p. - -2016-06-09 Maciej W. Rozycki <macro@imgtec.com> - - * config/mips/mips.c (mips_output_jump): Fix formatting. - -2016-06-09 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71462 - * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against - removed blocks. - -2016-06-09 Martin Liska <mliska@suse.cz> - - * predict.c (dump_prediction): Add new argument. - (enum predictor_reason): New enum. - (struct predictor_hash): New struct. - (predictor_hash::hash): New function. - (predictor_hash::equal): Likewise. - (not_removed_prediction_p): New function. - (prune_predictions_for_bb): Likewise. - (combine_predictions_for_bb): Prune predictions. - -2016-06-09 Martin Liska <mliska@suse.cz> - - * predict.c (filter_predictions): New function. - (remove_predictions_associated_with_edge): Use the filter - function. - (equal_edge_p): New function. - -2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de> - - * doc/invoke.texi (ARM Options): Use lexicographical ordering. - Correct usage of @samp vs @option, add @samp where appropriate. - Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312. - Add armv6s-m and document it, as it is no official ARM name. - -2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * ifcvt.c (struct noce_if_info): Add transform_name field. - (noce_try_move): Set if_info->transform_name to the function name. - (noce_try_ifelse_collapse): Likewise. - (noce_try_store_flag): Likewise. - (noce_try_inverse_constants): Likewise. - (noce_try_store_flag_constants): Likewise. - (noce_try_addcc): Likewise. - (noce_try_store_flag_mask): Likewise. - (noce_try_cmove): Likewise. - (noce_try_cmove_arith): Likewise. - (noce_try_minmax): Likewise. - (noce_try_abs): Likewise. - (noce_try_sign_mask): Likewise. - (noce_try_bitop): Likewise. - (noce_convert_multiple_sets): Likewise. - (noce_process_if_block): Print if_info->transform_name to - dump_file if transformation succeeded. - -2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/arm/cortex-a57.md (cortex_a57_alu): - Handle csel type. - -2016-06-08 Martin Sebor <msebor@redhat.com> - Jakub Jelinek <jakub@redhat.com> - - PR c++/70507 - PR c/68120 - * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P, - BUILT_IN_MUL_OVERFLOW_P): New builtins. - * builtins.c: Include gimple-fold.h. - (fold_builtin_arith_overflow): Handle - BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P. - (fold_builtin_3): Likewise. - * doc/extend.texi (Integer Overflow Builtins): Document - __builtin_{add,sub,mul}_overflow_p. - -2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com> - - * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the - SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma). - -2016-06-08 Alan Lawrence <alan.lawrence@arm.com> - - * config/aarch64/aarch64.c (aarch64_function_arg_alignment): - Rewrite, looking one level down for records and arrays. - -2016-06-08 David Malcolm <dmalcolm@redhat.com> - - * pretty-print.c: Include "selftest.h". - (pp_format): Fix comment. - (identifier_to_locale): Likewise. - (selftest::test_basic_printing): New function. - (selftest::assert_pp_format): New function. - (selftest::test_pp_format): New function. - (selftest::pretty_print_c_tests): New function. - * selftest-run-tests.c (selftest::run_tests): Call - selftest::pretty_print_c_tests. - * selftest.h (pretty_print_c_tests): New declaration. - -2016-06-07 Jan Hubicka <hubicka@ucw.cz> - - * invoke.texi (max-loop-headers-insns): Document. - * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New. - * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment. - (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS. - -2016-06-08 Richard Biener <rguenther@suse.de> - - * tree-vect-stmts.c (vectorizable_load): Remove restrictions - on strided SLP loads and fall back to scalar loads in case - we can't chunk them. - -2016-06-08 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71452 - * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the - type used for the SSA rewrite has enough precision to cover - the dynamic type of the location. - -2016-06-08 Jakub Jelinek <jakub@redhat.com> - Richard Biener <rguenther@suse.de> - - PR c++/71448 - * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0) - the same as DECL_P (base0) for indirect_base0. Use equality_code - in one further place. - -2016-06-08 Richard Sandiford <richard.sandiford@arm.com> - - * expmed.c (store_bit_field_1): Do not restrict a multiword op0 - to one word if the field is known to overlap other words. - (extract_bit_field_1): Likewise. - (store_split_bit_field): Remove compensating code. - (extract_split_bit_field): Likewise. - -2016-06-08 Bernd Schmidt <bschmidt@redhat.com> - - PR debug/71432 - PR ada/71413 - * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns. - -2016-06-08 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in - VDQF. - * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New. - (arch64_addpv4sf): Delete. - (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of - "gen_aarch64_addpv4sf". - * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use - builtin. - (vpadds_f32): Likewise. - (vpaddq_f32): Likewise. - (vpaddq_f64): Likewise. - -2016-06-08 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes - VALLF. - * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF - to VALLF. Rename to "fabd<mode>3". - "*fabd_scalar<mode>3): Delete. - * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly. - Use builtin. - (vabdd_f64): Likewise. - (vabd_f32): Likewise. - (vabd_f64): Likewise. - (vabdq_f32): Likewise. - (vabdq_f64): Likewise. - -2016-06-08 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes - VALLF. - * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to - "aarch64_rsqrts<mode>". - * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name. - * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use - builtin. - (vrsqrtsd_f64): Likewise. - (vrsqrts_f32): Likewise. - (vrsqrts_f64): Likewise. - (vrsqrtsq_f32): Likewise. - (vrsqrtsq_f64): Likewise. - -2016-06-08 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes - VALLF. - * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to - "aarch64_rsqrte<mode>". - * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name. - * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use - builtin. - (vrsqrted_f64): Likewise. - (vrsqrte_f32): Likewise. - (vrsqrte_f64): Likewise. - (vrsqrteq_f32): Likewise. - (vrsqrteq_f64): Likewise. - -2016-06-08 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes. - (ucvtf): Likewise. - (fcvtzs): Likewise. - (fcvtzu): Likewise. - * config/aarch64/aarch64-simd.md - (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New. - (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise. - * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly. - Use builtin. - (vcvt_n_f32_u32): Likewise. - (vcvt_n_s32_f32): Likewise. - (vcvt_n_u32_f32): Likewise. - (vcvtq_n_f32_s32): Likewise. - (vcvtq_n_f32_u32): Likewise. - (vcvtq_n_f64_s64): Likewise. - (vcvtq_n_f64_u64): Likewise. - (vcvtq_n_s32_f32): Likewise. - (vcvtq_n_s64_f64): Likewise. - (vcvtq_n_u32_f32): Likewise. - (vcvtq_n_u64_f64): Likewise. - * config/aarch64/iterators.md (VDQ_SDI): New mode iterator. - (VSDQ_SDI): Likewise. - (fcvt_target): Support V4DI, V4SI and V2SI. - (FCVT_TARGET): Likewise. - -2016-06-08 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New - (TYPES_BINOP_SUS): Likewise. - (aarch64_simd_builtin_data): Update include file name. - (aarch64_builtins): Likewise. - * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries - for conversion between scalar float-point and fixed-point. - (ucvtf): Likewise. - (fcvtzs): Likewise. - (fcvtzu): Likewise. - * config/aarch64/aarch64.md - (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New - pattern for conversion between scalar float to fixed-pointer. - (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise. - (UNSPEC_FCVTZS): New UNSPEC enumeration. - (UNSPEC_FCVTZU): Likewise. - (UNSPEC_SCVTF): Likewise. - (UNSPEC_UCVTF): Likewise. - * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly. - Use builtin. - (vcvtd_n_f64_u64): Likewise. - (vcvtd_n_s64_f64): Likewise. - (vcvtd_n_u64_f64): Likewise. - (vcvtd_n_f32_s32): Likewise. - (vcvts_n_f32_u32): Likewise. - (vcvtd_n_s32_f32): Likewise. - (vcvts_n_u32_f32): Likewise. - * config/aarch64/iterators.md (fcvt_target): Support integer to float - mapping. - (FCVT_TARGET): Likewise. - (FCVT_FIXED2F): New iterator. - (FCVT_F2FIXED): Likewise. - (fcvt_fixed_insn): New define_int_attr. - -2016-06-07 Jan Hubicka <hubicka@ucw.cz> - - * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if - some statements was removed. - -2016-06-08 Alan Hayward <alan.hayward@arm.com> - - * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline. - * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise. - (vect_can_advance_ivs_p): likewise. - (vect_update_ivs_after_vectorizer): likewise. - * tree-vect-loop.c (vect_determine_vectorization_factor): likewise. - (vect_analyze_scalar_cycles_1): likewise. - (vect_analyze_loop_operations): likewise. - (report_vect_op): likewise. - (vect_is_slp_reduction): likewise. - (vect_is_simple_reduction): likewise. - (get_initial_def_for_induction): likewise. - (vect_transform_loop): likewise. - * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise. - (vect_recog_sad_pattern): likewise. - (vect_recog_widen_sum_pattern): likewise. - (vect_recog_widening_pattern): likewise. - (vect_recog_divmod_pattern): likewise. - * tree-vect-slp.c (vect-build-slp_tree_1): likewise. - (vect_analyze_slp_instance): likewise. - (vect_transform_slp_perm_load): likewise. - (vect_schedule_slp_instance): likewise. - -2016-06-07 Jan Hubicka <hubicka@ucw.cz> - - * predict.c (predict_iv_comparison): Mention that heuristics is broken. - (return_prediction): PRED_CONST_RETURN predict return as not taken. - * predict.def (PRED_CONTINUE): Change hitrate 50->67 - (PRED_LOOP_BRANCH): Document predictor as broken. - (PRED_LOOP_EXIT): Change hitrate 91->92. - (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83. - (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70. - (PRED_OPCODE_POSITIVE): Change hitrate 79->64. - (PRED_OPCODE_NONEQUAL): Change hitrate 91->66. - (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64 - (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66 - (PRED_CALL): Chane hitrate 71->67. - (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54. - (PRED_GOTO): Document as unused right now. - (PRED_CONST_RETURN): Change hitrate 67->69 - (PRED_NEGATIVE_RETURN): Change hitrate 96->98 - (PRED_NULL_RETURN): Change hitrate 91->90. - (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98. - (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues. - (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99. - -2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com> - - * config/rs6000/altivec.h: Add __builtin_vec_mul. - * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a - special case Altivec builtin. - * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove - VSX_BUILTIN_VEC_MUL (replaced with special case code). - * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add - code for ALTIVEC_BUILTIN_VEC_MUL. - * config/rs6000/rs6000.c (altivec_init_builtins): Add definition - for __builtin_vec_mul. - -2016-06-07 Peter Bergner <bergner@vnet.ibm.com> - - * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and - -mno-htm. - -2016-06-07 David Malcolm <dmalcolm@redhat.com> - - * spellcheck.c (selftest::test_find_closest_string): New function. - (spellcheck_c_tests): Call the above. - -2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable. - -2016-06-07 Jakub Jelinek <jakub@redhat.com> - - * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and - Yv=Yv,C alternatives. - -2016-06-07 Richard Biener <rguenther@suse.de> - - PR c/61564 - * common.opt (ffast-math): Make Optimization. - -2016-06-07 Simon Dardis <simon.dardis@imgtec.com> - Prachi Godbole <prachi.godbole@imgtec.com> - - * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for - `fabs' and `fneg' type attributes. - (p5600_fpu_fabs): Add `fmove' to the comment. - -2016-06-07 Jan Hubicka <hubicka@ucw.cz> - - * gimple.c: Include builtins.h - (gimple_inexpensive_call_p): New function. - * gimple.h (gimple_inexpensive_call_p): Declare. - * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it. - * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise; - fix formatting. - -2016-06-07 Paolo Carlini <paolo.carlini@oracle.com> - - * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New. - (inform, inform_at_rich_loc, inform_n, warning, warning_at, - warning_at_rich_loc, warning_n, pedwarn, permerror, - permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc, - sorry, fatal_error, internal_error, internal_error_no_backtrace): - Use the above. - -2016-06-07 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71428 - * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish - BIT_FIELD_REF op vs. load. - -2016-06-07 Richard Biener <rguenther@suse.de> - - PR middle-end/71423 - * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison - for signed ops. - -2016-06-06 John David Anglin <danglin@gcc.gnu.org> - - * config/pa/pa.md (call): Generate indirect long calls to non-local - functions on TARGET_64BIT. - (call_value): Likewise. - -2016-06-06 John David Anglin <danglin@gcc.gnu.org> - - * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from - pattern and subsequent splitters. - (call_val_reg_64bit_post_reload): Likewise. - -2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org> - - PR middle-end/71408 - * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for - propagate_op_to_single_use. - -2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org> - - PR middle-end/71281 - * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt. - -2016-06-07 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG. - (enum x86_dirflag_state): New enum. - (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY. - (machine_function): Remove needs_cld. - (ix86_current_function_needs_cld): Remove. - * config/i386/i386.c (ix86_set_func_type): Set - ix86_optimize_mode_switching[X86_DIRFLAG] to 1. - (ix86_expand_prologue): Do not emit CLD here. - (ix86_dirflag_mode_needed): New function. - (ix86_dirflag_mode_entry): Ditto. - (ix86_mode_needed): Handle X86_DIRFLAG entity. - (ix86_mode_after): Ditto. - (ix86_mode_entry): Ditto. - (ix86_mode_exit): Ditto. - (ix86_emit_mode_set): Ditto. - * config/i386/i386.md (strmov_singleop): Set - ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD. - Do not set ix86_current_function_needs_cld. - (rep_mov): Ditto. - (strset_singleop): Ditto. - (rep_stos): Ditto. - (cmpstrnqi_nz_1): Ditto. - (cmpstrnqi_1): Ditto. - (strlenqi_1): Ditto. - -2016-06-06 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/71259 - * tree-vect-slp.c (vect_get_constant_vectors): For - VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of - one for constant op, and use COND_EXPR for non-constant. - -2016-06-06 David Malcolm <dmalcolm@redhat.com> - - * Makefile.in (OBJS): Add function-tests.o, - hash-map-tests.o, hash-set-tests.o, rtl-tests.o, - selftest-run-tests.o. - (OBJS-libcommon): Add selftest.o. - (OBJS-libcommon-target): Add selftest.o. - (all.internal): Add "selftest". - (all.cross): Likewise. - (selftest): New phony target. - (s-selftest): New target. - (selftest-gdb): New phony target. - (COLLECT2_OBJS): Add selftest.o. - * bitmap.c: Include "selftest.h". - (selftest::test_gc_alloc): New function. - (selftest::test_set_range): New function. - (selftest::test_clear_bit_in_middle): New function. - (selftest::test_copying): New function. - (selftest::test_bitmap_single_bit_set_p): New function. - (selftest::bitmap_c_tests): New function. - * common.opt (fself-test): New. - * diagnostic-show-locus.c: Include "selftest.h". - (make_range): New function. - (test_range_contains_point_for_single_point): New function. - (test_range_contains_point_for_single_line): New function. - (test_range_contains_point_for_multiple_lines): New function. - (assert_eq): New function. - (test_get_line_width_without_trailing_whitespace): New function. - (selftest::diagnostic_show_locus_c_tests): New function. - * et-forest.c: Include "selftest.h". - (selftest::test_single_node): New function. - (selftest::test_simple_tree): New function. - (selftest::test_disconnected_nodes): New function. - (selftest::et_forest_c_tests): New function. - * fold-const.c: Include "selftest.h". - (selftest::assert_binop_folds_to_const): New function. - (selftest::assert_binop_folds_to_nonlvalue): New function. - (selftest::test_arithmetic_folding): New function. - (selftest::fold_const_c_tests): New function. - * function-tests.c: New file. - * gimple.c: Include "selftest.h". - Include "gimple-pretty-print.h". - (selftest::verify_gimple_pp): New function. - (selftest::test_assign_single): New function. - (selftest::test_assign_binop): New function. - (selftest::test_nop_stmt): New function. - (selftest::test_return_stmt): New function. - (selftest::test_return_without_value): New function. - (selftest::gimple_c_tests): New function. - * hash-map-tests.c: New file. - * hash-set-tests.c: New file. - * input.c: Include "selftest.h". - (selftest::assert_loceq): New function. - (selftest::test_accessing_ordinary_linemaps): New function. - (selftest::test_unknown_location): New function. - (selftest::test_builtins): New function. - (selftest::test_reading_source_line): New function. - (selftest::input_c_tests): New function. - * rtl-tests.c: New file. - * selftest-run-tests.c: New file. - * selftest.c: New file. - * selftest.h: New file. - * spellcheck.c: Include "selftest.h". - (selftest::levenshtein_distance_unit_test_oneway): New function, - adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c. - (selftest::levenshtein_distance_unit_test): Likewise. - (selftest::spellcheck_c_tests): Likewise. - * toplev.c: Include selftest.h. - (toplev::run_self_tests): New. - (toplev::main): Handle -fself-test. - * toplev.h (toplev::run_self_tests): New. - * tree.c: Include "selftest.h". - (selftest::test_integer_constants): New function. - (selftest::test_identifiers): New function. - (selftest::test_labels): New function. - (selftest::tree_c_tests): New function. - * tree-cfg.c: Include "selftest.h". - (selftest::push_fndecl): New function. - (selftest::test_linear_chain): New function. - (selftest::test_diamond): New function. - (selftest::test_fully_connected): New function. - (selftest::tree_cfg_c_tests): New function. - * vec.c: Include "selftest.h". - (selftest::safe_push_range): New function. - (selftest::test_quick_push): New function. - (selftest::test_safe_push): New function. - (selftest::test_truncate): New function. - (selftest::test_safe_grow_cleared): New function. - (selftest::test_pop): New function. - (selftest::test_safe_insert): New function. - (selftest::test_ordered_remove): New function. - (selftest::test_unordered_remove): New function. - (selftest::test_block_remove): New function. - (selftest::reverse_cmp): New function. - (selftest::test_qsort): New function. - (selftest::vec_c_tests): New function.c. - * wide-int.cc: Include selftest.h and wide-int-print.h. - (selftest::from_int <wide_int>): New function. - (selftest::from_int <offset_int>): New function. - (selftest::from_int <widest_int>): New function. - (selftest::assert_deceq): New function. - (selftest::assert_hexeq): New function. - (selftest::test_printing <VALUE_TYPE>): New function template. - (selftest::test_ops <VALUE_TYPE>): New function template. - (selftest::test_comparisons <VALUE_TYPE>): New function template. - (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function - template. - (selftest::wide_int_cc_tests): New function. - -2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR middle-end/37780 - * ifcvt.c (noce_try_ifelse_collapse): New function. - Declare prototype. - (noce_process_if_block): Call noce_try_ifelse_collapse. - * simplify-rtx.c (simplify_cond_clz_ctz): New function. - (simplify_ternary_operation): Use the above to simplify - conditional CLZ/CTZ expressions. - -2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR middle-end/37780 - * config/aarch64/aarch64.md (ctz<mode>2): Convert to - define_insn_and_split. - -2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR middle-end/37780 - * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split. - -2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de> - - PR c/24414 - * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR. - Implicitly clobber memory for basic asm with non-empty assembler - string. Use targetm.md_asm_adjust also here. - * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here. - * final.c (final_scan_insn): Handle basic asm in PARALLEL block. - * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with - non-empty assembler string. - * ira.c (compute_regs_asm_clobbered): Use asm_noperands here. - * recog.c (asm_noperands): Handle basic asm in PARALLEL block. - (decode_asm_operands): Handle basic asm in PARALLEL block. - (extract_insn): Handle basic asm in PARALLEL block. - * doc/extend.texi: Mention new behavior of basic asm. - * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here. - * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p, - branch_needs_nop_p): Use asm_noperands. - -2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com> - - * config/sparc/sparc.md (cpu): Add niagara7 cpu type. - Include the M7 SPARC DFA scheduler. - New attribute v3pipe. - Annotate insns with v3pipe where appropriate. - Define cpu_feature vis4. - Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64. - Add (V8QI "8") to vbits. - Add insns {add,sub}v8qi3 - Add insns ss{add,sub}v8qi3 - Add insns us{add,sub}{v8qi,v4hi}3 - Add insns {min,max}{v8qi,v4hi,v2si}3 - Add insns {minu,maxu}{v8qi,v4hi,v2si}3 - Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis. - * config/sparc/niagara4.md: Add a comment explaining the - discrepancy between the documented latenty numbers and the - implemented ones. - * config/sparc/niagara7.md: New file. - * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler - supports SPARC5 and VIS 4.0 instructions. - * configure: Regenerate. - * config.in: Likewise. - * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets. - * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for - TARGET_CPU_niagara7. - (ASM_CPU64_DEFAULT_SPEC): Likewise. - (CPP_CPU_SPEC): Handle niagara7. - (ASM_CPU_SPEC): Likewise. - * config/sparc/sparc-opts.h (processor_type): Add - PROCESSOR_NIAGARA7. - (mvis4): New option. - * config/sparc/sparc.h (TARGET_CPU_niagara7): Define. - (AS_NIAGARA7_FLAG): Define. - (ASM_CPU64_DEFAULT_SPEC): Set for niagara7. - (CPP_CPU64_DEFAULT_SPEC): Likewise. - (CPP_CPU_SPEC): Handle niagara7. - (ASM_CPU_SPEC): Likewise. - * config/sparc/sparc.c (niagara7_costs): Define. - (sparc_option_override): Handle niagara7 and adjust cache-related - parameters with better values for niagara cpus. Also support VIS4. - (sparc32_initialize_trampoline): Likewise. - (sparc_use_sched_lookahead): Likewise. - (sparc_issue_rate): Likewise. - (sparc_register_move_cost): Likewise. - (dump_target_flag_bits): Support VIS4. - (sparc_vis_init_builtins): Likewise. - (sparc_builtins): Likewise. - * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for - VIS4 4.0. - * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and - UltraSparc M7. - * config/sparc/sparc.opt (sparc_processor_type): New value - niagara7. - * config/sparc/visintrin.h (__attribute__): Prototypes for the - VIS4 builtins. - * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and - -mvis4. - * doc/extend.texi (SPARC VIS Built-in Functions): Document the - VIS4 builtins. - -2016-06-06 Jonathan Wakely <jwakely@redhat.com> - - * doc/sourcebuild.texi (Directives): Remove extra closing braces. - -2016-06-06 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71398 - * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then - remove edges. - -2016-06-05 James Bowman <james.bowman@ftdichip.com> - - * config/ft32/ft32.c (ft32_setup_incoming_varargs, - ft32_expand_prolog, ft32_expand_epilogue): - Handle pretend_args. - * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE. - * config/ft32/ft32.md: Add pretend_returner. - -2016-06-06 Uros Bizjak <ubizjak@gmail.com> - - PR target/71389 - * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): - Copy op1 RTX to avoid invalid sharing. - (ix86_expand_vector_move_misalign): Ditto. - -2016-06-05 John David Anglin <danglin@gcc.gnu.org> - - * expr.c (move_by_pieces_d::generate): Mark mode parameter with - ATTRIBUTE_UNUSED. - -2016-06-05 Jan Hubicka <hubicka@ucw.cz> - - * predict.c (predicted_by_loop_heuristics_p): New function. - (predict_iv_comparison): Use it. - (predict_loops): Walk from innermost loops; do not predict edges - leaving multiple loops multiple times; implement - PRED_LOOP_ITERATIONS_MAX heuristics. - * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor. - -2016-06-05 Jan Hubicka <hubicka@ucw.cz> - - * cfg.c (check_bb_profile): Do not report mismatched profiles when - only edges out of BB are EH edges. - -2016-06-04 Martin Sebor <msebor@redhat.com> - Marcin Baczyński <marbacz@gmail.com> - - PR c/48116 - * doc/invoke.texi (-Wreturn-type): Mention not warning on return with - a void expression in a void function. - -2016-06-03 Jan Hubicka <hubicka@ucw.cz> - - * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check - aux; dump reasons of decisions. - (should_duplicate_loop_header_p): Likewise. - (do_while_loop_p): Likewise. - (ch_base::copy_headers): Dump asi num insns duplicated. - -2016-06-04 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/71405 - * tree-ssa.c (execute_update_addresses_taken): For clobber with - incompatible type, build a new clobber with the right type instead - of building a VIEW_CONVERT_EXPR around it. - -2016-06-04 Oleg Endo <olegendo@gcc.gnu.org> - - PR tree-optimization/52171 - * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use - by_pieces_ninsns instead of move_by_pieces_ninsns. - -2016-06-04 Oleg Endo <olegendo@gcc.gnu.org> - - * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0' - for reg+reg addressing mode. - -2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - * rs6000-c.c (c/c-tree.h): Add #include. - (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments - in C++ when found in the base position of vec_ld or vec_st. - -2016-06-03 Jan Hubicka <hubicka@ucw.cz> - - * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid - use of profile unless profile status is PROFILE_READ. - * profile.c (compute_branch_probabilities): Set profile status - only after reporting predictor hitrates. - -2016-06-03 Joseph Myers <joseph@codesourcery.com> - - PR target/71276 - PR target/71277 - * common.opt (ffp-int-builtin-inexact): New option. - * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document. - * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2) - (ceil@var{m}2): Document dependence on this option. - * ipa-inline-transform.c (inline_call): Handle - flag_fp_int_builtin_inexact. - * ipa-inline.c (can_inline_edge_p): Likewise. - * config/i386/i386.md (rintxf2): Do not test - flag_unsafe_math_optimizations. - (rint<mode>2_frndint): New define_insn. - (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387 - or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint - for 387 instead of extending and truncating. - (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact || - !flag_trapping_math instead of flag_unsafe_math_optimizations. - Change to frndint<mode>2_<rounding>. - (frndintxf2_<rounding>_i387): Likewise. Change to - frndint<mode>2_<rounding>_i387. - (<rounding_insn>xf2): Likewise. - (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact || - !flag_trapping_math instead of flag_unsafe_math_optimizations for - x87. Test TARGET_ROUND || !flag_trapping_math || - flag_fp_int_builtin_inexact instead of !flag_trapping_math for - SSE. Use ROUND_NO_EXC in constant operand of - gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding> - for 387 instead of extending and truncating. - -2016-06-03 H.J. Lu <hongjiu.lu@intel.com> - Julia Koval <julia.koval@intel.com> - - PR target/66960 - PR target/67630 - PR target/67634 - PR target/67841 - PR target/68037 - PR target/68618 - PR target/68661 - PR target/69575 - PR target/69596 - PR target/69734 - * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype. - * config/i386/i386.c (ix86_conditional_register_usage): Preserve - all registers, except for function return registers if there are - no caller-saved registers. - (ix86_set_func_type): New function. - (ix86_set_current_function): Call ix86_set_func_type to set - no_caller_saved_registers and func_type. Call reinit_regs if - caller-saved registers are changed. Don't allow MPX, SSE, MMX - nor x87 instructions in interrupt handler nor function with - no_caller_saved_registers attribute. - (ix86_function_ok_for_sibcall): Return false if there are no - caller-saved registers. - (type_natural_mode): Don't warn ABI change for MMX in interrupt - handler. - (ix86_function_arg_advance): Skip for callee in interrupt handler. - (ix86_function_arg): Return special arguments in interrupt handler. - (ix86_promote_function_mode): Promote pointer to word_mode only - for normal functions. - (ix86_can_use_return_insn_p): Don't use `ret' instruction in - interrupt handler. - (ix86_epilogue_uses): New function. - (ix86_hard_regno_scratch_ok): Likewise. - (ix86_save_reg): Preserve all registers in interrupt handler - after reload. Preserve all registers, except for function return - registers, if there are no caller-saved registers after reload. - (find_drap_reg): Always use callee-saved register if there are - no caller-saved registers. - (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY - for interrupt handler. - (ix86_expand_prologue): Don't allow DRAP in interrupt handler. - Emit cld instruction if stringops are used in interrupt handler - or interrupt handler isn't a leaf function. - (ix86_expand_epilogue): Generate interrupt return for interrupt - handler and pop the 'ERROR_CODE' off the stack before interrupt - return in exception handler. - (ix86_expand_call): Disallow calling interrupt handler directly. - If there are no caller-saved registers, mark all registers that - are clobbered by the call which returns as clobbered. - (ix86_handle_no_caller_saved_registers_attribute): New function. - (ix86_handle_interrupt_attribute): Likewise. - (ix86_attribute_table): Add interrupt and no_caller_saved_registers - attributes. - (TARGET_HARD_REGNO_SCRATCH_OK): Likewise. - * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument - accumulation in interrupt function if stack may be realigned to - avoid DRAP. - (EPILOGUE_USES): New. - (function_type): New enum. - (machine_function): Add func_type and no_caller_saved_registers. - * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New. - (interrupt_return): New pattern. - * doc/extend.texi: Document x86 interrupt and - no_caller_saved_registers attributes. - -2016-06-03 Bernd Schmidt <bschmidt@redhat.com> - - PR tree-optimization/52171 - * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere. - (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed. - Look for constant strings. Move some code to emit_block_cmp_hints - and use it. - * builtins.def (BUILT_IN_MEMCMP_EQ): New. - * defaults.h (COMPARE_MAX_PIECES): New macro. - * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs. - (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe. - (clear_by_pieces_1): Don't declare. Move definition before use. - (can_do_by_pieces): New static function. - (can_move_by_pieces): Use it. Return bool. - (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg - OP. All callers changed. Handle COMPARE_BY_PIECES. - (class pieces_addr); New. - (pieces_addr::pieces_addr, pieces_addr::decide_autoinc, - pieces_addr::adjust, pieces_addr::increment_address, - pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member - functions for it. - (class op_by_pieces_d): New. - (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member - functions for it. - (class move_by_pieces_d, class compare_by_pieces_d, - class store_by_pieces_d): New subclasses of op_by_pieces_d. - (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate, - move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode, - store_by_pieces_d::generate, store_by_pieces_d::finish_endp, - compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode, - compare_by_pieces_d::finish_mode): New member functions. - (compare_by_pieces, emit_block_cmp_via_cmpmem): New static - functions. - (expand_cmpstrn_or_cmpmem): Moved here from builtins.c. - (emit_block_cmp_hints): New function. - (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just - use the newly defined classes. - * expr.h (by_pieces_constfn): New typedef. - (can_store_by_pieces, store_by_pieces): Use it in arg declarations. - (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare. - (move_by_pieces_ninsns): Don't declare. - (can_move_by_pieces): Change return value to bool. - * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs. - (compare_by_pieces_branch_ratio): New hook. - * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES. - (by_pieces_ninsns): Declare. - * targethooks.c (default_use_by_pieces_infrastructure_p): Handle - COMPARE_BY_PIECES. - (default_compare_by_pieces_branch_ratio): New function. - * targhooks.h (default_compare_by_pieces_branch_ratio): Declare. - * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document. - * doc/tm.texi: Regenerate. - * tree-ssa-strlen.c: Include "builtins.h". - (handle_builtin_memcmp): New static function. - (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP. - * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq. - -2016-06-03 Alan Hayward <alan.hayward@arm.com> - - * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live - relevant stmts which are simple and invariant. - * tree-vect-loop.c (vectorizable_live_operation): Check relevance - instead of simple and invariant - -2016-06-03 Alan Hayward <alan.hayward@arm.com> - - * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts. - (vectorizable_reduction): Check for new relevant state. - (vectorizable_live_operation): vectorize live stmts using - BIT_FIELD_REF. Remove special case for gimple assigns stmts. - * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function. - (vect_stmt_relevant_p): Check for stmts which are only used live. - (process_use): Use of a stmt does not inherit it's live value. - (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance. - (vect_analyze_stmt): Check for new relevant state. - * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used - outside the loop, but not inside it. - -2016-06-03 Alan Hayward <alan.hayward@arm.com> - - * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New. - * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New. - (vect_get_vec_def_for_operand): Split out code. - -2016-06-03 Segher Boessenkool <segher@kernel.crashing.org> - - * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete. - -2016-06-03 Alan Hayward <alan.hayward@arm.com> - - * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code. - -2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment. - -2016-06-03 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/71387 - * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting - to noreturn e->callee->decl that has void return type and void - arguments, adjust gimple_call_fntype and remove lhs even if it had - previously addressable type. - -2016-06-02 Jeff Law <law@redhat.com> - - PR tree-optimization/71328 - * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one - error when checking for a jump back onto the copied path. - -2016-06-02 David Malcolm <dmalcolm@redhat.com> - - * config/microblaze/microblaze.c (get_branch_target): Add return - NULL_RTX for the non-CALL_P case. - (insert_wic_for_ilb_runout): Remove unused local "wic_addr1". - (insert_wic): Remove unused local "j". - -2016-06-02 Martin Liska <mliska@suse.cz> - - * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name. - -2016-06-02 H.J. Lu <hongjiu.lu@intel.com> - Julia Koval <julia.koval@intel.com> - - * function.c (assign_parm_setup_stack): Force source into a - register if needed. - * target.def (function_incoming_arg): Update documentation to - allow arbitrary address computation based on hard register. - * doc/tm.texi: Regenerated. - -2016-06-02 Martin Liska <mliska@suse.cz> - - * predict.c (combine_predictions_for_bb): Fix first match in - cases where a first predictor contains more than one occurence - in list of predictors. Take the best value in such case. - -2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR rtl-optimization/71295 - * rtlanal.c (subreg_get_info): If taking a subreg at the requested - offset would go over the size of the inner mode reject it. - -2016-06-02 Jakub Jelinek <jakub@redhat.com> - - * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of - x=x,x and v=v,m instead of x=x,m. - - * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm - alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C - alternative to v=rm,C. - - * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm - alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative - to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute - instead of vex for the last two above mentioned alternatives. - -2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR target/70830 - * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update. - -2016-06-02 Segher Boessenkool <segher@kernel.crashing.org> - - * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute. - -2016-06-01 David Malcolm <dmalcolm@redhat.com> - - * config/rl78/rl78.c (rl78_expand_prologue): Convert local - from int to unsigned. - -2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify - alternatives, eliminating preferred register class. Add support - for the MTVSRDD instruction in ISA 3.0. - (vsx_splat_v4si_internal): Use splat_input_operand instead of - reg_or_indexed_operand. - (vsx_splat_v4sf_internal): Likewise. - -2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/71186 - * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives - for loading up all 0's or all 1's. - -2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * doc/sourcebuild.texi (arm_acq_rel): Document new effective target. - -2016-06-01 Eduard Sanou <dhole@openmailbox.org> - - * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard - extension. - * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar. - * gcc.c (set_source_date_epoch_envvar): New function, sets - the SOURCE_DATE_EPOCH environment variable to the current time. - -2016-06-01 Eric Botcazou <ebotcazou@adacore.com> - - * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute - the factor for live Phi nodes. - -2016-06-01 Jan Hubicka <hubicka@ucw.cz> - - * loop-dolop.c (doloop_optimize): Us likely max iteration bound. - * tree-parloops.c (parallelize_loops): likewise. - * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop, - tree_unswitch_outer_loop): likewise. - -2016-06-01 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/71371 - * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp - around creation of the temporary. - -2016-06-01 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71366 - * tree-ssa-loop-ivcanon.c (edges_to_remove): New global. - (unloop_loops): Move removing edges here ... - (try_unroll_loop_completely): ... from here. - (try_peel_loop): ... and here. - (tree_unroll_loops_completely_1): Track parent loops via - bitmap of header BBs. - (tree_unroll_loops_completely): Adjust for that. - -2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org> - - * config/rs6000/altivec.h (vec_slv): New macro. - (vec_srv): New macro. - * config/rs6000/altivec.md (UNSPEC_VSLV): New value. - (UNSPEC_VSRV): New value. - (vslv): New insn. - (vsrv): New insn. - * config/rs6000/rs6000-builtin.def (vslv): New builtin definition. - (vsrv): New builtin definition. - * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to - define argument types for new builtin. - (P9V_BUILTIN_VSRV): Macro expansion to define argument types for - new builtin. - * doc/extend.texi: Document the new vec_vslv and vec_srv built-in - functions. - -2016-06-01 Uros Bizjak <ubizjak@gmail.com> - Jocelyn Mayer <l_indien@magic.fr> - - PR target/67310 - * config/i386/driver-i386.c (host_detect_local_cpu): Correctly - detect processor family for signature_CENTAUR_ebx. - <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for - signature_CENTAUR_ebx. - <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx. - <default>: Pass x86-64 for has_longmode. - -2016-06-01 Nathan Sidwell <nathan@acm.org> - - * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject - undefined weak. - -2016-06-01 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71261 - * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set - of stmts successfully put in the bool pattern. Remove - single-use restriction. - (adjust_bool_pattern_cast): Add cast at the use site via the - pattern def sequence. - (adjust_bool_pattern): Remove recursion, maintain a hash-map - of patterned defs. Use the pattern def seqence instead of - multiple independent patterns. - (sort_after_uid): New qsort compare function. - (adjust_bool_stmts): New function to process stmts in the bool - pattern in IL order. - (vect_recog_bool_pattern): Adjust. - * tree-if-conv.c (ifcvt_split_def_stmt): Remove. - (ifcvt_walk_pattern_tree): Likewise. - (stmt_is_root_of_bool_pattern): Likewise. - (ifcvt_repair_bool_pattern): Likewise. - (tree_if_conversion): Do not call ifcvt_repair_bool_pattern. - -2016-06-01 Jan Hubicka <hubicka@ucw.cz> - - * loop-unroll.c (decide_unroll_constant_iterations, - decide_unroll_runtime_iterations, decide_unroll_stupid): Use - likely upper bounds. - * loop-iv.c (find_simple_exit): Dump likely upper bounds. - -2016-06-01 Thomas Schwinge <thomas@codesourcery.com> - - * tree-core.h (enum omp_clause_code): Remove - OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users. - -2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/arm/sync.md (arm_store_exclusive<mode>): - Use 'H' output modifier on operands[2] rather than creating a new - entry in out-of-bounds memory of the operands array. - (arm_store_release_exclusivedi): Likewise. - -2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/arm/arm.c (arm_fusion_enabled_p): New function. - * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype. - * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY): - Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled. - -2016-06-01 Eric Botcazou <ebotcazou@adacore.com> - - * tree-vect-loop.c (vect_determine_vectorization_factor): Also take - into account live statements for mask producers. - -2016-06-01 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71311 - * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and - restrict to non-INTEGER_CST @0. - -2016-06-01 Richard Biener <rguenther@suse.de> - - * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c. - (relational patterns): Use :c to avoid pattern duplications. - -2016-06-01 Richard Biener <rguenther@suse.de> - - * genmatch.c (comparison_code_p): New predicate. - (swap_tree_comparison): New function. - (commutate): Add for_vec parameter to append new for entries. - Support commutating relational operators by swapping it alongside - operands. - (lower_commutative): Adjust. - (dt_simplify::gen): Do not pass artificial operators to gen - functions. - (decision_tree::gen): Do not add artificial operators as parameters. - (parser::parse_expr): Verify operator commutativity when :c is - applied. Allow :C to override this. - * match.pd: Adjust patterns to use :C instead of :c where required. - -2016-06-01 Patrick Palka <ppalka@gcc.gnu.org> - - PR tree-optimization/71077 - * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In - the combining step, use boolean_false_node and boolean_true_node - as the designated false/true return values. - -2016-05-31 Jan Hubicka <hubicka@ucw.cz> - - * predict.def (PRED_LOOP_EXTRA_EXIT): Define. - * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT. - (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of - PRED_LOOP_EXIT. - -2016-05-31 Jan Hubicka <hubicka@ucw.cz> - - * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list - of flags impliying the register renaming. - * toplev.c (process_options): Do not imply flag_rename_registers with - loop peeling. - -2016-05-31 Oleg Endo <olegendo@gcc.gnu.org> - - * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the - default implementation. - -2016-05-31 Nathan Sidwell <nathan@acm.org> - - * dwarf2out.c (cur_line_info_table): Add GTY marker. - -2016-05-31 Oleg Endo <olegendo@gcc.gnu.org> - - * config/sh/constraints.md (b): Remove constraint. - * config/sh/predicates.md (arith_reg_operand): Remove - TARGET_REGISTER_P. - * config/sh/sh-modes.def (PDI): Remove. - * config/sh/sh.c (sh_target_reg_class, - sh_optimize_target_register_callee_saved): Remove functions. - (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS. - (sh_expand_epilogue): Update comment. - (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs, - sh_secondary_reload): Remove TARGET_REGS related code. - * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG, - TARGET_REGISTER_P): Remove macros. - (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs. - * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG, - TR1_REG, TR2_REG): Remove constants. - * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove. - -2016-05-31 Oleg Endo <olegendo@gcc.gnu.org> - - * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove - define_expand patterns. - (adddi3_compact): Rename to adddi3. - (subdi3_compact): Rename to subdi3. - (*negdi2): Rename to negdi2. - (*abs<mode>2): Rename to abs<mode>2. - -2016-05-31 Oleg Endo <olegendo@gcc.gnu.org> - - * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator. - (atomic_<fetchop_name>_fetchsi): Extract minus operator into ... - (atomic_sub_fetchsi): ... this new pattern. - (mvtc): Add CC_REG clobber. - -2016-05-31 Marek Polacek <polacek@redhat.com> - - * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY. - -2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use - aarch64_fusion_enabled_p to check for fusion capabilities. - -2016-05-31 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71352 - * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to - minus one and a negate. - -2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete. - * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move): - Delete prototype. - * config/aarch64/iterators.md (insn_count): Add descriptive comment. - * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes): - Remove use of aarch64_simd_attr_length_move, set length attribute - directly. - (*aarch64_be_movoi): Likewise. - (*aarch64_be_movci): Likewise. - (*aarch64_be_movxi): Likewise. - -2016-05-31 Jan Hubicka <hubicka@ucw.cz> - - * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops. - It no longer does that. - * toplev.c (process_options): Do not enable flag_web with -fpeel-loops. - -2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com> - - * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious - attribute __unused__. - -2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/arm-protos.h (arm_arch_thumb1): Declare. - * config/arm/arm.c (arm_arch_thumb1): Define. - (arm_option_override): Initialize arm_arch_thumb1. - * config/arm/arm.h (arm_arch_thumb1): Declare. - (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target - support Thumb-1 ISA. - -2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com> - - PR target/71346 - * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use - `Yv' for scalar operand. - -2016-05-31 Tom de Vries <tom@codesourcery.com> - - PR tree-optimization/69068 - * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle - phis with more than two args. - -2016-05-30 Andreas Tobler <andreast@gcc.gnu.org> - - * config.gcc: Move hard float support for arm*hf*-*-freebsd* into - armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd* - target. - -2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com> - - * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and - tune_64. - * doc/install.texi (--with-cpu-32, --with-cpu-64): Document - support on SPARC. - * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for - cpu_32, cpu_64, tune_32 and tune_64. - * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise. - -2016-05-30 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)". - -2016-05-30 Andi Kleen <ak@linux.intel.com> - - * auto-profile.c (read_profile): Replace asserts with errors - when file does not exist. - * gcov-io.c (gcov_read_words): Dito. - -2016-05-30 Jan Hubicka <hubicka@ucw.cz> - - * tree-cfg.c (print_loop): Print likely upper bounds. - -2016-05-30 Jan Hubicka <hubicka@ucw.cz> - - * doc/invoke.texi (-fpeel-loops,-O3): Update documentation. - * opts.c (default_options): Enable peel loops at -O3. - * tree-ssa-loop-ivcanon.c (peeled_loops): New static var. - (try_peel_loop): Do not re-peel already peeled loops; - use likely upper bounds; fix profile updating. - (pass_complete_unroll::execute): Initialize peeled_loops. - -2016-05-30 Martin Liska <mliska@suse.cz> - - * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale - computed costs by frequency of BB they belong to. - (get_scaled_computation_cost_at): New function. - -2016-05-30 Alexander Monakov <amonakov@ispras.ru> - Marc Glisse <marc.glisse@inria.fr> - - PR tree-optimization/71289 - * match.pd (-1 / B < A, A > -1 / B): New transformations. - -2016-05-30 Jan Hubicka <hubicka@ucw.cz> - - * tree-vect-loop.c (vect_transform_loop): Update likely bounds. - -2016-05-30 Jan Hubicka <hubicka@ucw.cz> - - * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit - for peeled copies; avoid underflow when updating estimates; correctly - scale loop profile. - -2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org> - - * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit - r236875. Corrected oe3 to oe2 as obvious. - -2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org> - - PR middle-end/71269 - PR middle-end/71252 - * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so - that inserted stmt will not dominate stmts that defines its operand. - (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt. - (rewrite_expr_tree_parallel): Likewise. - -2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org> - - PR middle-end/71252 - * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that - all fields including stmt_to_insert are swapped. - -2016-05-30 Jan Hubicka <hubicka@ucw.cz> - - * predict.h (force_edge_cold): Declare. - * predict.c (force_edge_cold): New function. - * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile - updating. - (canonicalize_loop_induction_variables): Fix formating. - -2016-05-30 Eric Botcazou <ebotcazou@adacore.com> - - * config/visium/visium.c (visium_split_double_add): Minor tweaks. - (visium_expand_copysign): Use gen_int_mode directly. - (visium_compute_frame_size): Minor tweaks. - -2016-05-30 Jan Hubicka <hubicka@ucw.cz> - - * tree-vect-loop.c (vect_analyze_loop_2): Use - likely_max_stmt_executions_int. - -2016-05-30 Tom de Vries <tom@codesourcery.com> - - PR tree-optimization/69067 - * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert. - -2016-05-29 Uros Bizjak <ubizjak@gmail.com> - - PR target/71245 - * config/i386/sync.md (define_peephole2 atomic_storedi_fpu): - New peepholes to remove unneeded fild/fistp pairs. - (define_peephole2 atomic_loaddi_fpu): Ditto. - -2016-05-27 Jan Hubicka <hubicka@ucw.cz> - - * predict.c (maybe_hot_frequency_p): Avoid division. - -2016-05-28 Gerald Pfeifer <gerald@pfeifer.com> - - * doc/install.texi: Use https for shop.fsf.org. - -2016-05-27 Jan Hubicka <hubicka@ucw.cz> - - * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use - likely_max_stmt_executions_int. - -2016-05-27 Jan Hubicka <hubicka@ucw.cz> - - * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use - likely_max_stmt_executions_int. - -2016-05-27 Jan Hubicka <hubicka@ucw.cz> - - * profile.c (compute_branch_probabilities): Do not report hitrates - here. - (branch_prob): Report hitrates here. - * predict.c (gimple_predict_edge): Do not assert profile status; - fix formatting issues. - -2016-05-27 Jan Hubicka <hubicka@ucw.cz> - - * predict.c (edge_predicted_by_p): New function. - (predict_paths_for_bb): Do not put multiple predictions of the same type - on one edge. - -2016-05-27 Jan Hubicka <hubicka@ucw.cz> - - * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental - commit. - -2016-05-28 Alan Modra <amodra@gmail.com> - - * dominance.c (verify_dominators): Don't segfault on NULL imm_bb. - -2016-05-28 Alan Modra <amodra@gmail.com> - - PR rtl-optimization/71275 - * ira.c (ira): Free dominance info. - -2016-05-27 Gerald Pfeifer <gerald@pfeifer.com> - - * doc/sourcebuild.texi: New address for upstream Go repository. - -2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/arm.h (TARGET_ARM_V6M): Remove. - (TARGET_ARM_V7M): Likewise. - -2016-05-26 Jeff Law <law@redhat.com> - - * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h. - (thread_across_edge): Remove calls to find_jump_threads_backwards. - * passes.def: Add jump threading passes before DOM/VRP. - * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change - argument to a basic block from an edge. Remove tests which are - handled elsewhere. - (pass_data_thread_jumps, class pass_thread_jumps): New. - (pass_thread_jumps::gate, pass_thread_jumps::execute): New. - (make_pass_thread_jumps): Likewise. - * tree-pass.h (make_pass_thread_jumps): Declare. - -2016-05-27 Eric Botcazou <ebotcazou@adacore.com> - - * config/visium/visium-protos.h (split_double_move): Rename into... - (visium_split_double_move): ...this. - (visium_split_double_add): Declare. - * config/visium/visium.c (split_double_move): Rename into... - (visium_split_double_move): ...this. - (visium_split_double_add): New function. - (visium_expand_copysign): Renumber operands for consistency. - * config/visium/visium.md (DImode move splitter): Adjust to renaming. - (DFmode move splitter): Likewise. - (*addi3_insn): Split by means of visium_split_double_add. - (*adddi3_insn_flags): Delete. - (*plus_plus_sltu<subst_arith>): New insn. - (*subdi3_insn): Split by means of visium_split_double_add. - (subdi3_insn_flags): Delete. - (*minus_minus_sltu<subst_arith>): New insn. - (*negdi2_insn): Split by means of visium_split_double_add. - (*negdi2_insn_flags): Delete. - -2016-05-27 Ulrich Weigand <uweigand@de.ibm.com> - - * configure.ac: Treat a --with-headers option without argument - the same as the default (i.e. consult sys-include directory). - * configure: Regenerate. - -2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function. - * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare - prototype. - * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi): - Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled. - -2016-05-27 Jiong Wang <jiong.wang@arm.com> - - PR target/63596 - * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor - tree-stdarg analysis results. - (aarch64_setup_incoming_varargs): Likewise. - -2016-05-27 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize - va_list_gpr_counter_field and va_list_fpr_counter_field. - -2016-05-27 Wilco Dijkstra <wdijkstr@arm.com> - - PR67609 - * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove. - * config/aarch64/aarch64.c - (aarch64_cannot_change_mode_class): Remove function. - * config/aarch64/aarch64-protos.h - (aarch64_cannot_change_mode_class): Remove. - -2016-05-27 Jan Hubicka <hubicka@ucw.cz> - - * cfgloop.c (record_niter_bound): Record likely upper bounds. - (likely_max_stmt_executions_int, get_likely_max_loop_iterations, - get_likely_max_loop_iterations_int): New. - * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound, - any_likely_upper_bound. - (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations): - Declare. - * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds. - * loop-unroll.c (unroll_loop_constant_iterations): Update likely - upper bound. - (unroll_loop_constant_iterations): Likewise. - (unroll_loop_runtime_iterations): Likewise. - * lto-streamer-in.c (input_cfg): Stream likely upper bounds. - * lto-streamer-out.c (output_cfg): Likewise. - * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper - bounds. - (canonicalize_loop_induction_variables): Dump likely upper bounds. - * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds. - (likely_max_loop_iterations): New. - (likely_max_loop_iterations_int): New. - (likely_max_stmt_executions): New. - * tree-ssa-loop-niter.h (likely_max_loop_iterations, - likely_max_loop_iterations_int, likely_max_stmt_executions_int, - likely_max_stmt_executions): Declare. - -2016-05-27 Marek Polacek <polacek@redhat.com> - - PR middle-end/71308 - * gimple-fold.c (gimple_fold_call): Check that LHS is not null. - -2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390.md (2x risbg splitters): Use - reg_overlap_mentioned_p instead of rtx_equal_p. - -2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com> - - * combine.c (make_compound_operation): Take known zero bits into - account when checking for possible zero_extend. - -2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes): - Use const_int_operand for operand 2 predicate. Simplify expand code - as a result. - -2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com> - - PR middle-end/71279 - * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR - into comparison. - -2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete. - * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition - that returns CC_SESWPmode and CC_ZESWPmode. - (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode - and CC_SESWPmode. - (aarch64_rtx_costs): Likewise. - -2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function - for ISA 3.0 min/max support. - (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point - conditional move support. - (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and - rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are - available. - * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing - conditional moves where the comparison type is different from move - type. - (fp_minmax): New code iterator for smin/smax. - (minmax): New code attributes for min/max. - (SMINMAX): Likewise. - (smax<mode>3): Combine min, max insns into one insn using the - fp_minmax code iterator. Add support for ISA 3.0 min/max - instructions that don't need -ffast-math. - (s<minmax><mode>3): Likewise. - (smax<mode>3_vsx): Likewise. - (smin<mode>3): Likewise. - (s<minmax><mode>3_vsx): Likewise. - (smin<mode>3_vsx): Likewise. - (pre-VSX min/max splitters): Likewise. - (s<minmax><mode>3_fpr): Likewise. - (movsfcc): Rewrite floating point conditional moves to combine - SFmode/DFmode into a single insn. - (mov<mode>cc): Likewise. - (movdfcc): Likewise. - (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and - SFDF2 iterators to handle all combinations. - (fseldfsf4): Likewise. - (fsel<SFDF:mode><SFDF2:mode>4): Likewise. - (fseldfdf4): Likewise. - (fselsfdf4): Likewise. - (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0 - comparison instructions that set a 0/-1 mask, and use it for - floating point conditional move via XXSEL. - (fpmask<mode>): Likewise. - (xxsel<mode>): Likewise. - * config/rs6000/predicates.md (min_max_operator): Delete, no - longer used. - (fpmask_comparison_operaton): New insn for ISA 3.0 comparison - instructions that generate a 0/-1 mask for use with XXSEL. - * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to - say whether floating point min/max is available, either through - FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons. - (TARGET_MINMAX_DF): Likewise. - -2016-05-27 Alan Modra <amodra@gmail.com> - - PR rtl-optimization/71275 - * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth - for update_equiv_regs and combine_and_move_insns. - -2016-05-26 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (*movqi_internal) <attr "isa">: Use - if_then_else or cond RTXes to calculate attribute value. - * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto. - <attr "length_immediate>: Ditto. - (*vec_extractv2sf_1) <attr "length_immediate">: Ditto. - * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto. - (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto. - <attr "type">: Ditto. - <attr "prefix_data16">: Ditto. - <attr "prefix_extra">: Ditto. - <attr "length_immediate">: Ditto. - <attr "prefix">: Ditto. - (vec_set<mode>_0) <attr "isa">: Ditto. - <attr "prefix_extra">: Ditto. - <attr "length_immediate">: Ditto. - <attr "prefix">: Ditto. - (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto. - (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto. - (sse2_storelpd) <attr "prefix_data16">: Ditto. - (sse2_loadhpd) <attr "prefix_data16">: Ditto. - (sse2_loadlpd) <attr "prefix_data16">: Ditto. - <attr "length_immediate">: Ditto. - <attr "prefix">: Ditto. - (sse2_movsd) <attr "length_immediate">: Ditto. - <attr "prefix">: Ditto. - (vec_concatv2df) <attr "isa">: Ditto. - <attr "prefix">: Ditto. - (*vec_extractv4si) <attr "prefix_extra">: Ditto. - (*vec_extractv2di_1) <attr "isa">: Ditto. - <attr "type">: Ditto. - <attr "length_immediate">: Ditto. - <attr "prefix_rex">: Ditto. - <attr "prefix_extra">: Ditto. - (*vec_concatv2si_sse4_1) <attr "type">: Ditto. - <attr "prefix_extra">: Ditto. - <attr "length_immediate">: Ditto. - (vec_concatv2di) <attr "isa">: Ditto. - <attr "prefix_extra">: Ditto. - <attr "length_immediate">: Ditto. - <attr "prefix">: Ditto. - -2016-05-26 Martin Liska <mliska@suse.cz> - - * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New - function. - (operator+): Likewise. - (operator-): Likewise. - (comp_cost::operator+=): Likewise. - (comp_cost::operator-=): Likewise. - (comp_cost::operator/=): Likewise. - (comp_cost::operator*=): Likewise. - (operator<): Likewise. - (operator==): Likewise. - (operator<=): Likewise. - (new_cost): Remove. - (infinite_cost_p): Likewise. - (add_costs): Likewise. - (sub_costs): Likewise. - (compare_costs): Likewise. - (set_group_iv_cost): Use the newly introduced functions. - (get_address_cost): Likewise. - (get_shiftadd_cost): Likewise. - (force_expr_to_var_cost): Likewise. - (split_address_cost): Likewise. - (ptr_difference_cost): Likewise. - (difference_cost): Likewise. - (get_computation_cost_at): Likewise. - (determine_group_iv_cost_generic): Likewise. - (determine_group_iv_cost_address): Likewise. - (determine_group_iv_cost_cond): Likewise. - (autoinc_possible_for_pair): Likewise. - (determine_group_iv_costs): Likewise. - (cheaper_cost_pair): Likewise. - (iv_ca_recount_cost): Likewise. - (iv_ca_set_no_cp): Likewise. - (iv_ca_set_cp): Likewise. - (iv_ca_cost): Likewise. - (iv_ca_new): Likewise. - (iv_ca_dump): Likewise. - (iv_ca_narrow): Likewise. - (iv_ca_prune): Likewise. - (iv_ca_replace): Likewise. - (try_add_cand_for): Likewise. - (try_improve_iv_set): Likewise. - (find_optimal_iv_set): Likewise. - -2016-05-26 Richard Sandiford <richard.sandiford@arm.com> - - * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume - that internal functions will clobber all caller-saved registers. - -2016-05-26 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64.c (aarch64_case_values_threshold): - Return a better case_values_threshold when optimizing. - -2016-05-26 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64-simd.md (aarch64_combinez): - Add ? to integer variant. - (aarch64_combinez_be): Likewise. - -2016-05-26 Jakub Jelinek <jakub@redhat.com> - - * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint - instead of x constraint. - (vcvtps2ph256<mask_name>): Likewise. - - * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw - alternative. Formatting fix. - - * config/i386/sse.md - (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename - to ... - (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this. - (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use - maybe_evex prefix instead of vex. - (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle - EXT_REX_SSE_REG_P (op0) case in the splitter. - -2016-05-25 Jeff Law <law@redhat.com> - - PR tree-optimization/71272 - * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path): - Update comments. Add test for empty path. - -2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com> - - * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne. - * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a - special case builtin. - * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add - code for ALTIVEC_BUILTIN_VEC_CMPNE. - * config/rs6000/rs6000.c (altivec_init_builtins): Add definition - for __builtin_vec_cmpne. - -2016-05-25 Eric Botcazou <ebotcazou@adacore.com> - - * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove - redundant test and bail out if the type of the new operand is not - a GIMPLE register type after stripping a VIEW_CONVERT_EXPR. - -2016-05-25 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.opt (ix86_target_flags_explicit): Remove. - (x_ix86_target_flags_explicit): Remove. - * config/i386/i386.c (ix86_function_specific_save): Do not copy - x_ix86_target_flags_explicit. - (ix86_function_specific_restore): Ditto. - -2016-05-25 Uros Bizjak <ubizjak@gmail.com> - H.J. Lu <hongjiu.lu@intel.com> - - PR target/70738 - * common/config/i386/i386-common.c - (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New. - (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable - MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only. - * config/i386/i386.opt (ix86_target_flags): Add new Variable. - (-mgeneral-regs-only): Add new option. - * config/i386/i386.c (ix86_option_override_internal): Don't enable - x87 instructions if only general registers are allowed. - (ix86_target_string): Add ix86_flags argument. Handle additional - flags options through ix86_flags argument. Update all callers. - * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only. - -2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR rtl-optimization/66940 - * ifcvt.c (noce_get_alt_condition): Check that incrementing or - decrementing desired_val will not overflow before performing these - operations. - -2016-05-25 Ilya Verbin <ilya.verbin@intel.com> - - * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF, - V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND. - * config/i386/i386.c (enum ix86_builtins): Add - IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512, - IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512, - IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512, - IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512, - IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512, - IX86_BUILTIN_ROUNDPS_AZ_SFIX512. - (builtin_description bdesc_args): Add __builtin_ia32_floorps512, - __builtin_ia32_ceilps512, __builtin_ia32_truncps512, - __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512, - __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512, - __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512, - __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512. - Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for - __builtin_ia32_cvtps2dq512_mask. - (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND, - V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF. - (ix86_builtin_vectorized_function): Handle builtins mentioned above. - * config/i386/sse.md - (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>): - Rename to ... - (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this. - (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename - to ... - (avx512f_cvtpd2dq512<mask_name><round_name>): ... this. - (avx512f_vec_pack_sfix_v8df): New define_expand. - (avx512f_roundpd512): Rename to ... - (avx512f_round<castmode>512): ... this. Change iterator. - (avx512f_roundps512_sfix): New define_expand. - (round<mode>2_sfix): Change iterator. - -2016-05-25 Nick Clifton <nickc@redhat.com> - - * config/msp430/msp430.c (msp430_attr): Produce an error if a - static interrupt handler is detected. - * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the - default linker script. - * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading - the low part of a symbolic pointer. - -2016-05-25 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71261 - * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the - interesting stmt instead of immediate uses when looking - for the use operand to replace. - -2016-05-25 Martin Liska <mliska@suse.cz> - - * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'. - -2016-05-25 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71264 - * tree-vect-stmts.c (vect_init_vector): Properly deal with - vector type val. - -2016-05-25 Martin Liska <mliska@suse.cz> - - PR tree-optimization/71239 - * tree.c (array_at_struct_end_p): Do not call operand_equal_p - if DECL_SIZE is NULL. - -2016-05-25 Richard Biener <rguenther@suse.de> - - * timevar.def (TV_TREE_LOOP_IFCVT): Add. - * tree-if-conv.c (pass_data_if_conversion): Use it. - -2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de> - - * cgraph.c (cgraph_node::get_availability): Fix typo in comment. - * symtab.c (symtab_node::binds_to_current_def_p): Likewise. - * varpool.c (varpool_node::get_availability): Likewise. - -2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/altivec.md (VNEG iterator): New iterator for - VNEGW/VNEGD instructions. - (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD. - (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and - support for ISA 3.0 VNEGW/VNEGD instructions. - -2016-05-24 Cesar Philippidis <cesar@codesourcery.com> - - * gimplify.c (omp_notice_variable): Use zero-length arrays for data - pointers inside OACC_DATA regions. - (gimplify_scan_omp_clauses): Prune firstprivate clause associated - with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions. - (gimplify_adjust_omp_clauses): Fix typo in comment. - -2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/altivec.md (VParity): New mode iterator for vector - parity built-in functions. - (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing - zeros. - (p9v_parity<mode>2): Likewise. - * config/rs6000/vector.md (VEC_IP): New mode iterator for vector - parity. - (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros. - (parity<mode>2): ISA 3.0 expander for vector parity. - * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for - power9 built-ins. - (BU_P9_64BIT_MISC_0): Likewise. - (BU_P9_MISC_0): Likewise. - (BU_P9V_AV_1): Likewise. - (BU_P9V_AV_2): Likewise. - (BU_P9V_AV_3): Likewise. - (BU_P9V_AV_P): Likewise. - (BU_P9V_VSX_1): Likewise. - (BU_P9V_OVERLOAD_1): Likewise. - (BU_P9V_OVERLOAD_2): Likewise. - (BU_P9V_OVERLOAD_3): Likewise. - (VCTZB): Add vector count trailing zeros support. - (VCTZH): Likewise. - (VCTZW): Likewise. - (VCTZD): Likewise. - (VPRTYBD): Add vector parity support. - (VPRTYBQ): Likewise. - (VPRTYBW): Likewise. - (VCTZ): Add overloaded vector count trailing zeros support. - (VPRTYB): Add overloaded vector parity support. - * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add - overloaded vector count trailing zeros and parity instructions. - * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for - vector parity support. - * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count - trailing zeros support. - (vec_cntlz): Likewise. - (vec_vctzb): Likewise. - (vec_vctzd): Likewise. - (vec_vctzh): Likewise. - (vec_vctzw): Likewise. - (vec_vprtyb): Add ISA 3.0 vector parity support. - (vec_vprtybd): Likewise. - (vec_vprtybw): Likewise. - (vec_vprtybq): Likewise. - * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document - the ISA 3.0 vector count trailing zeros and vector parity built-in - functions. - -2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org> - - * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb - when there is stmt_to_insert. - -2016-05-24 Martin Sebor <msebor@redhat.com> - - PR c++/71147 - * tree.h (complete_or_array_type_p): New inline function. - -2016-05-24 Jakub Jelinek <jakub@redhat.com> - - * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define. - * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES - rather than X86_TUNE_AVOID_4BYTE_PREFIXES. - - * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>): - Limit 1st alternative to noavx isa, split 2nd alternative into one - noavx and one avx alternative, use *x and Bm in the former and - x and m in the latter. - - * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead - of sse4 for the first alternative, drop %v from the template - and d operand modifier. Split second alternative into one sse4_noavx - and one avx alternative, use *x instead of *v in the former and v - instead of *v in the latter. - (*sse4_1_extractps): Use noavx isa instead of * for the first - alternative, drop %v from the template. Split second alternative into - one noavx and one avx alternative, use *x instead of *v in the - former and v instead of *v in the latter. - (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives - with noavx and the last one with avx. - (sse4_1_phminposuw): Guard first alternative with noavx isa, - split the second one into one noavx and one avx alternative, - use *x and Bm in the former and x and m in the latter one. - (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two - alternatives. - - * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit - first two alternatives to noavx, use *x instead of *v in the second - one, add avx alternative without *. - (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>, - sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>, - sse4_1_<code>v2siv2di2<mask_name>): Likewise. - -2016-05-24 Jeff Law <law@redhat.com> - - * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path): - New function, extracted from... - (fsm_find_control_statement_thread_paths): Here. Use the new function. - Allow simple copies and constant initializations in the SSA chain. - -2016-05-24 Marek Polacek <polacek@redhat.com> - - PR c/71249 - * gimplify.c (gimplify_switch_expr): Look into the innermost lexical - scope. - -2016-05-24 Jakub Jelinek <jakub@redhat.com> - - PR c++/71257 - * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle - SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like - SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add - SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and - SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly. - -2016-05-24 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71240 - * tree-ssa-math-opts.c (init_symbolic_number): Verify the source - has integral type. - -2016-05-24 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71230 - * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops. - -2016-05-24 Richard Sandiford <richard.sandiford@arm.com> - - * tree-vectorizer.h (vectorizable_comparison): Delete. - * tree-vect-loop.c (vectorizable_reduction): Remove redundant - PURE_SLP_STMT check. - * tree-vect-stmts.c (vectorizable_call): Likewise. - (vectorizable_simd_clone_call): Likewise. - (vectorizable_conversion): Likewise. - (vectorizable_assignment): Likewise. - (vectorizable_shift): Likewise. - (vectorizable_operation): Likewise. - (vectorizable_load): Likewise. - (vectorizable_condition): Likewise. - (vectorizable_store): Likewise. Assert that we don't have - hybrid SLP. - (vectorizable_comparison): Make static. Remove redundant - PURE_SLP_STMT check. - (vect_transform_stmt): Assert that we always have an slp_node - if PURE_SLP_STMT. - -2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of - operands[2] against 1 with comparison against CONST1_RTX. - (<shift>di3_neon): Likewise. - * config/arm/predicates.md (const0_operand): Replace with comparison - against CONST0_RTX. - -2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of - operands[2] against 1 with comparison against CONST1_RTX. - (ashrdi3): Likewise. - (lshrdi3): Likewise. - (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with - UINTVAL. - (ashrsi3): Likewise. - (lshrsi3): Likewise. - (rotrsi3): Likewise. - (define_split above *compareqi_eq0): Likewise. - (define_split above "prologue"): Likewise. - * config/arm/arm.c (thumb1_size_rtx_costs): Likewise. - * config/arm/predicates.md (shift_operator): Likewise. - (shift_nomul_operator): Likewise. - (sat_shift_operator): Likewise. - (thumb1_cmp_operand): Likewise. - (const_neon_scalar_shift_amount_operand): Replace manual range - check with IN_RANGE. - * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3): - Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL. - -2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT - with HOST_WIDE_INT_1. - (insv): Likewise. - * config/arm/arm.c (optimal_immediate_sequence): Replace cast of - 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U. - (arm_canonicalize_comparison): Likewise. - (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with - HOST_WIDE_INT_1. - (thumb1_size_rtx_costs): Likewise. - (vfp_const_double_index): Replace cast of 1 to unsigned - HOST_WIDE_INT with HOST_WIDE_INT_1U. - (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with - HOST_WIDE_INT_1. - (arm_asan_shadow_offset): Replace cast of 1 to unsigned - HOST_WIDE_INT with HOST_WIDE_INT_1U. - * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to - HOST_WIDE_INT with HOST_WIDE_INT_1. - -2016-05-24 Marek Polacek <polacek@redhat.com> - - * tree-cfg.h (should_remove_lhs_p): New predicate. - * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it. - * gimplify.c (gimplify_modify_expr): Likewise. - * tree-cfg.c (verify_gimple_call): Likewise. - * tree-cfgcleanup.c (fixup_noreturn_call): Likewise. - * gimple-fold.c: Include "tree-cfg.h". - (gimple_fold_call): Use should_remove_lhs_p. - -2016-05-24 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71253 - * cfganal.h (control_dependences): Make robust against edge - and BB removal. - (control_dependences::control_dependences): Remove edge_list argument. - (control_dependences::get_edge): Remove. - (control_dependences::get_edge_src): Add. - (control_dependences::get_edge_dest): Likewise. - (control_dependences::m_el): Make a vector of edge src/dest index. - * cfganal.c (control_dependences::find_control_dependence): Adjust. - (control_dependences::control_dependences): Likewise. - (control_dependences::~control_dependence): Likewise. - (control_dependences::get_edge): Remove. - (control_dependences::get_edge_src): Add. - (control_dependences::get_edge_dest): Likewise. - * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use - get_edge_src. - (perform_tree_ssa_dce): Adjust. - * tree-loop-distribution.c (create_edge_for_control_dependence): Use - get_edge_src. - (pass_loop_distribution::execute): Adjust. Do loop destroying - conditional on changed. - -2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR target/69857 - * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early - return. Reindent transformation comment and mention the ARM state - behavior. - -2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org> - - PR middle-end/71252 - * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert - after build_and_add_sum creates new use stmt. - -2016-05-24 Richard Sandiford <richard.sandiford@arm.com> - - * tree-vect-stmts.c (vectorizable_load): Reorder checks so that - load_lanes/grouped_load classification comes first. Don't check - whether the vectorization factor is a multiple of the group size - for load_lanes. - -2016-05-24 Richard Sandiford <richard.sandiford@arm.com> - - * tree-vect-data-refs.c (vect_analyze_group_access_1): Set - GROUP_GAP for single-element interleaving. - * tree-vect-stmts.c (vectorizable_load): Remove force_peeling - variable. - -2016-05-24 Richard Biener <rguenther@suse.de> - - PR middle-end/70434 - PR c/69504 - * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark - bases which are accessed with non-invariant indices. - * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write - constant index ARRAY_REFs of vectors into BIT_FIELD_REFs. - -2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org> - - PR middle-end/71170 - * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert. - (add_to_ops_vec): Add stmt_to_insert. - (add_repeat_to_ops_vec): Init stmt_to_insert. - (insert_stmt_before_use): New. - (transform_add_to_multiply): Remove mult_stmt insertion and add it - to ops vector. - (get_ops): Init stmt_to_insert. - (maybe_optimize_range_tests): Likewise. - (rewrite_expr_tree): Insert stmt_to_insert before use stmt. - (rewrite_expr_tree_parallel): Likewise. - (reassociate_bb): Likewise. - -2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/71201 - * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop - ISA 3.0 xxperm fusion alternative. - (altivec_vperm_v8hiv16qi): Likewise. - (altivec_vperm_<mode>_uns_internal): Likewise. - (vperm_v8hiv4si): Likewise. - (vperm_v16qiv8hi): Likewise. - -2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com> - Kelvin Nilsen <kelvin@gcc.gnu.org> - - * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate - vpermr/xxpermr on ISA 3.0. - (altivec_expand_vec_perm_le): Likewise. - * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec. - (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for - ISA 3.0. - -2016-05-23 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.h (IS_STACK_MODE): Enable for - TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and - SSE_FLOAT_MODE_P macros. - * config/i386/i386.c (ix86_preferred_reload_class): Use - IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros. - Cleanup regclass processing for CONST_DOUBLE_P. - (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro. - (ix86_rtx_costs): Remove redundant TARGET_80387 check - with IS_STACK_MODE macro. - * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode) - with TARGET_SSE2. - (*movdf_internal): Use IS_STACK_MODE macro. - (*movsf_internal): Ditto. - -2016-05-23 Marc Glisse <marc.glisse@inria.fr> - - * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A), - ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints. - -2016-05-23 Jeff Law <law@redhat.com> - - * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function - extracted from ... - (fsm_find_control_statement_thread_paths): Call it. - -2016-05-23 Martin Jambor <mjambor@suse.cz> - - PR ipa/71234 - * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of - from_global_constant if t is not NULL. - -2016-05-23 Marek Polacek <polacek@redhat.com> - - PR c/49859 - * common.opt (Wswitch-unreachable): New option. - * doc/invoke.texi: Document -Wswitch-unreachable. - * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable - warning. - -2016-05-23 Bin Cheng <bin.cheng@arm.com> - - * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when - TMR_INDEX is non-NULL. - -2016-05-23 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71230 - * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition... - (try_special_add_to_ops): ... here. Always test for single-use. - -2016-05-23 Martin Jambor <mjambor@suse.cz> - - * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty - default block if a PHI node in the original one would be resized. - -2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com> - - PR tree-optimization/58135 - * tree-vect-slp.c: When group size is not multiple - of vector size, allow splitting of store group at - vector boundary. - -2016-05-23 Christophe Lyon <christophe.lyon@linaro.org> - - * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New. - -2016-05-22 Jakub Jelinek <jakub@redhat.com> - - * config/i386/sse.md (vec_set_lo_<mode><mask_name>, - vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition> - condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead - of 64x2. - - * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi, - vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with - v constraint instead of x and vinserti32x4 insn. - - * config/i386/sse.md (i128vldq): New mode iterator. - (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add - avx512dq and avx512vl alternatives. - - * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x - constraint, use maybe_evex prefix instead of vex. - (vec_dupv4sf): Use v constraint instead of x for output - operand except for noavx alternative, use Yv constraint - instead of x for input. Use maybe_evex prefix instead of vex. - (*vec_dupv4si): Likewise. - (*vec_dupv2di): Likewise. - -2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org> - - PR middle-end/40921 - * tree-ssa-reassoc.c (try_special_add_to_ops): New. - (linearize_expr_tree): Call try_special_add_to_ops. - (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR. - -2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com> - - * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET - to computed stack_usage. - -2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com> - - PR target/71103 - * config/avr/avr.md (define_expand "mov<mode>"): If the source - operand is subreg (symbol_ref) then move the symbol ref to register. - -2016-05-21 Jan Hubicka <hubicka@ucw.cz> - - * tree.c (array_at_struct_end_p): Look through MEM_REF. - -2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org> - - PR middle-end/71179 - * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float - VECTOR type. - -2016-05-20 Eric Botcazou <ebotcazou@adacore.com> - - * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic - ranges by calling get_single_symbol and tidy up. Look more closely - into NAME + CST1 vs CST2 comparisons if type overflow is undefined. - -2016-05-20 Jeff Law <law@redhat.com> - - * bitmap.c (bitmap_find_bit): Remove useless test. - -2016-05-20 Segher Boessenkool <segher@kernel.crashing.org> - - * function.c (thread_prologue_and_epilogue_insns): Commit the - insertion of the epilogue. - -2016-05-20 Martin Jambor <mjambor@suse.cz> - - PR tree-optimization/70884 - * tree-sra.c (initialize_constant_pool_replacements): Do not check - should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits. - (sort_and_splice_var_accesses): Do not consider multiple scalar reads - of constant pool data as a reason for scalarization. - -2016-05-20 Eric Botcazou <ebotcazou@adacore.com> - - * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0 - for naked functions. - (thumb1_expand_prologue): Likewise. - -2016-05-20 Nathan Sidwell <nathan@acm.org> - - * config/nvptx/nptx.c (nvptx_option_override): Only set - flag_toplevel_reorder, if not explicitly specified. Set - flag_no_common, unless explicitly specified. - -2016-05-20 David Malcolm <dmalcolm@redhat.com> - - * calls.c (can_implement_as_sibling_call_p): Mark param - reg_parm_stack_space with ATTRIBUTE_UNUSED. - -2016-05-20 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>: - Use IS_STACK_MODE when calculating cost of standard 80387 constants. - Fallthru to CONST_VECTOR case to calculate cost of standard SSE - constants. - <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)). - (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT - and CASE_CONST_ANY. - -2016-05-20 Cesar Philippidis <cesar@codesourcery.com> - - * config/nvptx/nvptx.md (sincossf3): New pattern. - -2016-05-20 David Malcolm <dmalcolm@redhat.com> - - * calls.c (maybe_complain_about_tail_call): New function. - (initialize_argument_information): Call - maybe_complain_about_tail_call when clearing *may_tailcall. - (can_implement_as_sibling_call_p): Call - maybe_complain_about_tail_call when returning false. - (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set, - ensure try_tail_call is set. Call maybe_complain_about_tail_call - if tail-call optimization fails. - * cfgexpand.c (expand_call_stmt): Initialize - CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p. - * gimple-pretty-print.c (dump_gimple_call): Dump - gimple_call_must_tail_p. - * gimple.c (gimple_build_call_from_tree): Call - gimple_call_set_must_tail with the value of - CALL_EXPR_MUST_TAIL_CALL. - * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL. - (gimple_call_set_must_tail): New function. - (gimple_call_must_tail_p): New function. - * print-tree.c (print_node): Update printing of TREE_STATIC - to reflect its use for CALL_EXPR_MUST_TAIL_CALL. - * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the - trailing comment listing applicable flags. - * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro. - -2016-05-20 David Malcolm <dmalcolm@redhat.com> - - * calls.c (expand_call): Move "Rest of purposes for tail call - optimizations to fail" to... - (can_implement_as_sibling_call_p): ...this new function, and - split into multiple "if" statements. - -2016-05-20 Jan Hubicka <hubicka@ucw.cz> - - * cfgloop.h (expected_loop_iterations_unbounded, - expected_loop_iterations): Unconstify. - * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the - profile with known upper bound; return 3 when profile is absent. - (expected_loop_iterations): Update. - -2016-05-20 Jan Hubicka <hubicka@ucw.cz> - - * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int - and get_max_loop_iterations_int. - -2016-05-20 Jan Hubicka <hubicka@ucw.cz> - - * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce - realistic upper bounds here. - -2016-05-20 Jakub Jelinek <jakub@redhat.com> - - PR c++/71210 - * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn - calls if the LHS is variable length or has addressable type. - If targets[0]->decl is a noreturn call with void return type and - zero arguments, adjust fntype and remove lhs in that case. - -2016-05-20 Marc Glisse <marc.glisse@inria.fr> - - PR tree-optimization/71079 - PR tree-optimization/71206 - * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments. - -2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - * tree-vectorizer.c (get_vec_alignment_for_decl): New static function. - (get_vec_alignment_for_array_decl): Likewise. - (get_vec_alignment_for_record_decl): Likewise. - (increase_alignment::execute): Move code to find alignment to - get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl. - (type_align_map): New hash_map. - -2016-05-20 Richard Guenther <rguenther@suse.de> - - PR tree-optimization/29756 - * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code. - * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR. - * fold-const.c (operand_equal_p): Likewise. - (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR. - * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR. - * tree-inline.c (estimate_operator_cost): Likewise. - * tree-pretty-print.c (dump_generic_node): Likewise. - * tree-ssa-operands.c (get_expr_operands): Likewise. - * cfgexpand.c (expand_debug_expr): Likewise. - * gimple-pretty-print.c (dump_ternary_rhs): Likewise. - * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR. - * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR. - * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite - vector inserts using BIT_FIELD_REF or MEM_REF on the lhs. - (execute_update_addresses_taken): Do it. - -2016-05-20 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71185 - * tree-ssa-loop-prefetch.c (gather_memory_references): Drop - register operations. - -2016-05-20 Richard Biener <rguenther@suse.de> - - * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use - gimple_seq_add_seq_without_update. - (release_bb_predicate): Assert we have no operands to free. - (if_convertible_loop_p_1): Calculate post dominators later. - Do not free BB predicates here. - (combine_blocks): Do not recompute BB predicates. - (version_loop_for_if_conversion): Save BB predicates around - loop versioning. - -2016-05-19 Segher Boessenkool <segher@kernel.crashing.org> - - * function.c (make_epilogue_seq): Remove epilogue_end parameter. - (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure - code. Ignore sibcalls on EDGE_IGNORE edges. - * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE - on edges for sibcalls that run without prologue. The rest of the - function is combined from... - (fix_fake_fallthrough_edge): ... this, and ... - (try_shrink_wrapping): ... a part of this. Remove the bb_with - function argument, make it a local variable. - -2016-05-19 Sandra Loosemore <sandra@codesourcery.com> - - * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow - --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH - for 32-bit mode and SEH for 64-bit. - * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle - TARGET_64BIT_DEFAULT. - -2016-05-19 Ryan Burn <contact@rnburn.com> - - * Makefile.in (GTFILES): Add cilk.h and cilk-common.c. - * gengtype.c (open_base_files): Add cilk.h to ifiles. - -2016-05-19 Uros Bizjak <ubizjak@gmail.com> - - * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also - force pending loads from memory. - -2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org> - - * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant. - (UNSPEC_DARN_32): New unspec constant. - (UNSPEC_DARN_RAW): New unspec constant. - (darn_32): New instruction. - (darn_raw): New instruction. - (darn): New instruction. - * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add - support and documentation for this macro. - (BU_P9_MISC_1): New macro definition. - (BU_P9_64BIT_MISC_0): New macro definition. - (BU_P9_MISC_0): New macro definition. - (darn_32): New builtin definition. - (darn_raw): New builtin definition. - (darn): New builtin definition. - * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef - RS6000_BUILTIN_0 directives to surround each occurrence of - #include "rs6000-builtin.def". - (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and - RS6000_BTM_64BIT flags to the returned mask, depending on - configuration. - (def_builtin): Correct an error in the assignments made to the - debugging variable attr_string. - (rs6000_expand_builtin): Add support for no-operand built-in - functions. - (builtin_function_type): Remove fatal_error assertion that is no - longer valid. - (rs6000_common_init_builtins): Add support for no-operand built-in - functions. - * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro - definition. - (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag - definition. - (RS6000_BTM_64BIT): New macro definition. - * doc/extend.texi: Document __builtin_darn (void), - __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in - functions. - -2016-05-19 Jan Hubicka <hubicka@ucw.cz> - - * tree-vect-loop.c (vect_analyze_loop_2): Use also - max_loop_iterations_int. - -2016-05-19 Marek Polacek <polacek@redhat.com> - - PR tree-optimization/71031 - * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a - condition and adjust the code a bit. - -2016-05-19 Martin Liska <mliska@suse.cz> - - * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize - auto_vec instead of vec. - -2016-05-19 Martin Liska <mliska@suse.cz> - - * tree-parloops.c (oacc_entry_exit_ok): Release a vector. - -2016-05-19 Martin Liska <mliska@suse.cz> - - * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs. - -2016-05-19 Martin Liska <mliska@suse.cz> - - * ipa-pure-const.c (set_function_state): Remove an existing - funct_state. - (remove_node_data): Do not free it as it's released - in set_function_state. - -2016-05-19 Martin Liska <mliska@suse.cz> - - * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release - bitmap. - -2016-05-19 Martin Liska <mliska@suse.cz> - - * omp-simd-clone.c (simd_clone_adjust): Release vector. - -2016-05-19 Martin Liska <mliska@suse.cz> - - * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate - an auto_vec instead of re-creating it. - -2016-05-19 Martin Liska <mliska@suse.cz> - - * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use - auto_vec instead of vec. - -2016-05-19 Martin Liska <mliska@suse.cz> - - * lto-section-in.c (lto_get_section_data): Call - lto_check_version with additional argument. - * lto-streamer.c (lto_check_version): Add new argument. - * lto-streamer.h (lto_check_version): Likewise. - -2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case): - Don't add cost of inner memory when handling sign-extended loads. - -2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com> - - PR rtl-optimization/71148 - * cse.c (cse_main): Free dominance info. - (rest_of_handle_cse): Don't free dominance info. - (rest_of_handle_cse2): Likewise. - (rest_of_handle_cse_after_global_opts): Likewise. - -2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR target/71056 - * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return - NULL_TREE early if NEON is not available. Remove now redundant check - in ARM_CHECK_BUILTIN_MODE. - -2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com> - - PR sanitizer/64354 - * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new - builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch. - * doc/cpp.texi: Document new macros. - -2016-05-19 Bin Cheng <bin.cheng@arm.com> - - PR tree-optimization/69848 - * tree-vect-loop.c (vectorizable_reduction): Don't factor - comparison expr out of VEC_COND_EXPR for COND_REDUCTION. - -2016-05-19 Segher Boessenkool <segher@kernel.crashing.org> - - * function.c (thread_prologue_and_epilogue_insn): Move the - "goto epilogue_done" one block later. - -2016-05-19 Richard Biener <rguenther@suse.de> - - PR tree-optimization/70729 - * passes.def: Move LIM pass before PRE. Remove no longer - required copyprop and move first DCE out of the loop pipeline. - -2016-05-18 David Malcolm <dmalcolm@redhat.com> - - PR driver/69265 - * Makefile.in (GCC_OBJS): Move spellcheck.o to... - (OBJS-libcommon-target): ...here. - * opts-common.c: Include spellcheck.h. - (cmdline_handle_error): Build a vec of valid options and use it - to suggest provide hints for misspelled arguments. - -2016-05-18 Jakub Jelinek <jakub@redhat.com> - - PR c++/71100 - * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop - lhs if it has TREE_ADDRESSABLE type. - -2016-05-18 Uros Bizjak <ubizjak@gmail.com> - - PR target/71145 - * config/alpha/alpha.md (trap): Add (use (reg:DI 29)). - (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS. - -2016-05-18 Martin Jambor <mjambor@suse.cz> - - PR ipa/69708 - * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant - input for NOP_EXPR pass-through functions. - * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow - aggregate global constant VAR_DECLs in constant jump functions. - -2016-05-18 Martin Jambor <mjambor@suse.cz> - - PR ipa/69708 - * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads - from TREE_READONLY parameters. - -2016-05-18 Martin Jambor <mjambor@suse.cz> - - PR ipa/69708 - * cgraph.h (cgraph_indirect_call_info): New field - guaranteed_unmodified. - * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value - to ipa_find_agg_cst_for_param, check guaranteed_unmodified when - appropriate. - * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also - pass the parameter value to ipa_find_agg_cst_for_param. - * ipa-prop.c (ipa_load_from_parm_agg): New parameter - guaranteed_unmodified, store AA results there instead of bailing out - if present. - (ipa_note_param_call): Also initialize guaranteed_unmodified flag. - (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag. - (find_constructor_constant_at_offset): New function. - (ipa_find_agg_cst_from_init): Likewise. - (ipa_find_agg_cst_for_param): Also seearch for aggregate values in - static initializers of contants, report back through a new paameter - from_global_constant if that was the case. - (try_make_edge_direct_simple_call): Also pass parameter value to - ipa_find_agg_cst_for_param, check guaranteed_unmodified when - appropriate. - (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified. - (ipa_read_indirect_edge_info): Likewise. - * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration. - (ipa_load_from_parm_agg): Likewise. - -2016-05-18 Jiong Wang <jiong.wang@arm.com> - - PR rtl-optimization/71150 - * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P - check. - -2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/70915 - * config/rs6000/constraints.md (wE constraint): New constraint - for a vector constant that can be loaded with XXSPLTIB. - (wM constraint): New constraint for a vector constant of a 1's. - (wS constraint): New constraint for a vector constant that can be - loaded with XXSPLTIB and a vector sign extend instruction. - * config/rs6000/predicates.md (xxspltib_constant_split): New - predicates for wE/wS constraints. - (xxspltib_constant_nosplit): Likewise. - (easy_vector_constant): Add support for constants that can be - loaded via XXSPLTIB. - (all_ones_constant): New predicate for vector constant with all - 1's set. - (splat_input_operand): Add support for ISA 3.0 word splat operations. - * config/rs6000/rs6000.c (xxspltib_constant_p): New function to - return if a constant can be loaded with the ISA 3.0 XXSPLTIB - instruction and possibly with a sign extension. - (output_vec_const_move): Add support for XXSPLTIB. If we are - loading up 0/-1 into Altivec registers, prefer using VSPLTISW - instead of XXLXOR/XXLORC. - (rs6000_expand_vector_init): Add support for ISA 3.0 word splat - operations. - (rs6000_legitimize_reload_address): Likewise. - (rs6000_output_move_128bit): Use output_vec_const_move to emit - constants. - * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and - combine VSX_M and VSX_M2 into one iterator. - (VSX_M2): Likewise. - (VSINT_84): New iterators for loading constants with XXSPLTIB. - (VSINT_842): Likewise. - (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC. - (xxspltib_v16qi): New insns to load up constants with the ISA 3.0 - XXSPLTIB instruction. - (xxspltib_<mode>_nosplit): Likewise. - (xxspltib_<mode>_split): New insn to load up constants with - XXSPLTIB and a sign extend instruction. - (vsx_mov<mode>): Replace single move that handled all vector types - with separate 32-bit and 64-bit moves. Combine the movti_<bit> - moves (when -mvsx-timode is in effect) into the main vector - moves. Eliminate separate moves for <VSr> <VSa>, where the - preferred register class (<VSr>) is listed first, and the - secondary register class (<VSa>) is listed second with a '?' to - discourage use. Prefer loading 0/-1 in any VSX register for ISA - 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so - that if the register was involved in a slow operation, the - clear/set operation does not wait for the slow operation to - finish. Adjust the length attributes for 32-bit mode. Use - rs6000_output_move_128bit and drop the use of the string - instructions for 32-bit movti when -mvsx-timode is in effect. Use - spacing so that the alternatives and attributes don't generate - long lines, and put things in columns, so that it is easier to - match up the operands and attributes with the insn alternatives. - (vsx_mov<mode>_64bit): Likewise. - (vsx_mov<mode>_32bit): Likewise. - (vsx_movti_64bit): Fold movti into normal vector moves. - (vsx_movti_32bit): Likewise. - (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word - splat instructions. - (vsx_splat_v4si_internal): Likewise. - (vsx_splat_v4sf_internal): Likewise. - (vector fusion peepholes): Use VSX_M instead of VSX_M2. - (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign - extend vector elements. - (vsx_sign_extend_hi_<mode>): Likewise. - (vsx_sign_extend_si_v2di): Likewise. - * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add - declaration. - * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS - constraints. Add trailing period to wL documentation. - -2016-05-18 Richard Sandiford <richard.sandiford@arm.com> - - PR middle-end/71020 - * tree-dfa.h (replace_abnormal_ssa_names): Declare. - * tree-dfa.c (replace_abnormal_ssa_names): New function. - * tree-call-cdce.c: Include tree-dfa.h. - (can_guard_call_p): New function, extracted from... - (can_use_internal_fn): ...here. - (shrink_wrap_one_built_in_call_with_conds): Remove failure path - and return void. - (shrink_wrap_one_built_in_call): Likewise. - (use_internal_fn): Likewise. - (shrink_wrap_conditional_dead_built_in_calls): Update accordingly - and return void. Call replace_abnormal_ssa_names. - (pass_call_cdce::execute): Check can_guard_call_p during the - initial walk. Assume shrink_wrap_conditional_dead_built_in_calls - will always change something. - -2016-05-18 Martin Jambor <mjambor@suse.cz> - - PR ipa/70646 - * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early - if parameter PARAM_IPA_MAX_AGG_ITEMS is zero. - -2016-05-18 Martin Jambor <mjambor@suse.cz> - - PR ipa/70646 - * ipa-inline.h (condition): New field size. - * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it - for comaprison and store it into the new condition. - (evaluate_conditions_for_known_args): Use condition size to check - access sizes for all but CHANGED conditions. - (unmodified_parm_1): New parameter size_p, store access size into it. - (unmodified_parm): Likewise. - (unmodified_parm_or_parm_agg_item): Likewise. - (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p. - (set_cond_stmt_execution_predicate): Extract access sizes and store - them to conditions. - (set_switch_stmt_execution_predicate): Likewise. - (will_be_nonconstant_expr_predicate): Likewise. - (will_be_nonconstant_predicate): Likewise. - (inline_read_section): Stream condition size. - (inline_write_summary): Likewise. - -2016-05-18 Richard Biener <rguenther@suse.de> - - * tree-ssa-loop-im.c (determine_max_movement): Properly add - condition cost to PHI cost instead of total_cost. - -2016-05-18 Martin Liska <mliska@suse.cz> - - PR fortran/70856 - * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for - merged variables. - -2016-05-18 Richard Biener <rguenther@suse.de> - - * lto-streamer.h (LTO_major_version): Bump to 6. - -2016-05-18 Segher Boessenkool <segher@kernel.crashing.org> - - * function.c (make_split_prologue_seq, make_prologue_seq, - make_epilogue_seq): New functions, factored out from... - (thread_prologue_and_epilogue_insns): Here. - -2016-05-18 Segher Boessenkool <segher@kernel.crashing.org> - - * function.c (rest_of_handle_thread_prologue_and_epilogue): Call - cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead - of before. Add a comment. - -2016-05-18 Bin Cheng <bin.cheng@arm.com> - - * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant - expression pointer, not pointer to the pointer. - -2016-05-18 Jakub Jelinek <jakub@redhat.com> - - * config/i386/sse.md (pbroadcast_evex_isa): New mode attr. - (avx2_pbroadcast<mode>): Add another alternative with v instead - of x constraints in it, using <pbroadcast_evex_isa> isa. - (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives. - - * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use - constraint x instead of v in second alternative, add avx512bw - alternative. - - * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use - constraint x instead of v in second alternative, add avx512bw - alternative. - - * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use - constraint x instead of v in second alternative, add avx512bw - alternative. - - * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add - avx512bw alternative. - -2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com> - - * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static - array to 128 chars. - (define_insn "*andnottf3"): Ditto. - (define_insn "*<code><mode>3"/any_logic): Ditto. - (define_insn "*<code>tf3"/any_logic): Ditto. - (define_insn "sse2_storehpd"): Use Yv constraint for scalar - operand to block AVX-512VL insn variant emit when it is not enabled. - -2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com> - - * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv' - constraint fot SF mode. - -2016-05-18 Petr Murzin <petr.murzin@intel.com> - Kirill Yukhin <kirill.yukhin@intel.com> - - * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand - modifiers. - (define_insn "rsqrt14<mode>"): Ditto. - (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto. - (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto. - (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto. - (define_insn "vec_set_hi_<mode><mask_name>"): Ditto. - (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"): - Ditto. - (define_insn "*avx512f_gatherdi<mode>"): Ditto. - (define_insn "*avx512f_scatterdi<mode>"): Ditto. - * config/i386/i386.c (ix86_print_operand): Expand check for size - override codes for Intel syntax. - -2016-05-18 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71168 - * tree-loop-distribution.c (distribute_loop): Move *destroy_p - initialization earlier. - -2016-05-18 James Greenhalgh <james.greenhalgh@arm.com> - - * config/aarch64/aarch64-simd.md - (aarch64_reduc_plus_internal<mode>): Rename to... - (reduc_plus_scal): ...This, and remove previous implementation. - -2016-05-18 Richard Biener <rguenther@suse.de> - - * passes.def: Put late dse and cd_dce in canonical order. - -2016-05-17 Jan Hubicka <hubicka@ucw.cz> - - * ipa-inline-transform.c (preserve_function_body_p): Look for - first non-thunk clone. - (save_function_body): Save into first non-thunk. - * lto-cgraph.c (lto_output_edge): When streaming thunk do not look - up call stmt id. - (lto_output_node): Inline thunks don't need body in every - partition. - * lto-streamer-in.c: Do not fixup thunk clones. - * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip - thunks. - * tree-inline.c (copy_bb): Be prepared for target node to be new after - folding suceeds. - -2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org> - - PR middle-end/63586 - * tree-ssa-reassoc.c (transform_add_to_multiply): New. - (reassociate_bb): Call transform_add_to_multiply. - -2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org> - - * config/aarch64/aarch64.c (all_extensions): Removed unused - static variable. - -2016-05-17 Nathan Sidwell <nathan@acm.org> - - * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New. - (TARGET_FUNCTION_ARG_BOUNDARY): Override. - -2016-05-17 Mikhail Maltsev <maltsevm@gmail.com> - - PR tree-optimization/54579 - PR middle-end/55299 - * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns. - -2016-05-17 Marek Polacek <polacek@redhat.com> - - PR ipa/71146 - * tree-inline.c (expand_call_inline): Call - maybe_remove_unused_call_args. - -2016-05-17 Jim Wilson <jim.wilson@linaro.org> - - * doc/cpp.texi (__GNUC__): Major version changes are no longer rare. - * doc/invoke.texi (-mnan=2008): Change signalling to signaling. - * doc/md.texi (fmin@var{m}3): Likewise. - -2016-05-17 Marc Glisse <marc.glisse@inria.fr> - - * match.pd (X & C): New transformation. - -2016-05-17 Marc Glisse <marc.glisse@inria.fr> - - * match.pd (~X & Y): New transformation. - -2016-05-17 Marc Glisse <marc.glisse@inria.fr> - - * tree-vrp.c (simplify_truth_ops_using_ranges): Set range - information for new SSA_NAME. - (simplify_conversion_using_ranges): Get range through get_range_info - instead of get_value_range. - -2016-05-17 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator. - Remove inline assembly. - (vmvn_s16): Likewise. - (vmvn_s32): Likewise. - (vmvn_u8): Likewise. - (vmvn_u16): Likewise. - (vmvn_u32): Likewise. - (vmvnq_s8): Likewise. - (vmvnq_s16): Likewise. - (vmvnq_s32): Likewise. - (vmvnq_u8): Likewise. - (vmvnq_u16): Likewise. - (vmvnq_u32): Likewise. - (vmvn_p8): Likewise. - (vmvnq_p16): Likewise. - -2016-05-17 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly. - Use builtin. - (vmul_n_s16): Likewise. - (vmul_n_s32): Likewise. - (vmul_n_u16): Likewise. - (vmul_n_u32): Likewise. - (vmulq_n_f32): Likewise. - (vmulq_n_f64): Likewise. - (vmulq_n_s16): Likewise. - (vmulq_n_s32): Likewise. - (vmulq_n_u16): Likewise. - (vmulq_n_u32): Likewise. - -2016-05-17 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend - to all supported modes. Rename to "*aarch64_mul3_elt_from_dup". - -2016-05-17 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename - to *aarch64_fma4_elt_from_dup<mode>. - (*aarch64_fnma4_elt_to_128df): Rename to - *aarch64_fnma4_elt_from_dup<mode>. - * config/aarch64/arm_neon.h (vfma_n_f64): New. - (vfms_n_f32): Likewise. - (vfms_n_f64): Likewise. - (vfmsq_n_f32): Likewise. - (vfmsq_n_f64): Likewise. - -2016-05-17 Gerald Pfeifer <gerald@pfeifer.com> - - * wide-int.h: Change fixed_wide_int_storage from class to struct. - -2016-05-17 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71132 - * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop. - Only add control dependences for blocks in the loop. - (build_rdg): Adjust. - (generate_code_for_partition): Return whether loop should - be destroyed and delay that. - (distribute_loop): Likewise. - (pass_loop_distribution::execute): Record loops to be destroyed - and perform delayed destroying of loops. - -2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR target/70809 - * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete. - -2016-05-17 James Greenhalgh <james.greenhalgh@arm.com> - - * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete. - -2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com> - - PR target/71114 - * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix - insertion point for instructions generated by validize_mem. - -2016-05-17 James Greenhalgh <james.greenhalgh@arm.com> - - * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition - in brackets. - -2016-05-17 James Greenhalgh <james.greenhalgh@arm.com> - - * config/aarch64/aarch64.c - (aarch64_output_simd_mov_immediate): Make "buf_size" a variable - rather than a macro. - -2016-05-16 Wilco Dijkstra <wdijkstr@arm.com> - - * doc/invoke.texi (AArch64 Options): Various updates. - -2016-05-16 Jan Hubicka <hubicka@ucw.cz> - - * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig - into instrumentation thunks. - * cif-code.def (CIF_CHKP): New. - -2016-05-16 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/xopintrin.h: Correct "unsinged" typo in the comments. - -2016-05-16 Martin Jambor <mjambor@suse.cz> - - * hsa-gen.c (fillup_for_decl): Increase alignment to natural one. - (get_symbol_for_decl): Sorry if a global symbol in under-aligned. - -2016-05-16 Marek Polacek <polacek@redhat.com> - - * gimple.c (maybe_remove_unused_call_args): Fix typos in the - commentary. - -2016-05-16 Martin Jambor <mjambor@suse.cz> - - PR hsa/70857 - * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of - the outlined kernel function. - -2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com> - - * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa. - (ISA_HAS_DLSA): Ditto. - -2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com> - - * config/mips/m5100.md (m51_int_load): Update the latency to 2. - -2016-05-16 Nathan Sidwell <nathan@acm.org> - - * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert. - (nvptx_name_replacement): Restore. Add comment. - (write_fn_proto, write_fn_proto_from_insn, - nvptx_output_call_insn): Restore - (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete. - -2016-05-16 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64.md - (add<mode>3_compareC_cconly_imm): Remove use of %w. - (add<mode>3_compareC_imm): Likewise. - (<optab>si3_uxtw): Split into register and immediate variants. - (andsi3_compare0_uxtw): Likewise. - (and<mode>3_compare0): Likewise. - (and<mode>3nr_compare0): Likewise. - (stack_protect_test_<mode>): Don't use %x for memory operands. - -2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com> - - * config/mips/mips-cpus.def (p5600): Add multi-line brackets. - -2016-05-16 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3): - Split integer shifts into shift_reg and bfm. - (aarch64_lshr_sisd_or_int_<mode>3): Likewise. - (aarch64_ashr_sisd_or_int_<mode>3): Likewise. - (ror<mode>3_insn): Likewise. - (<optab>si3_insn_uxtw): Likewise. - (<optab><mode>3_insn): Change to rotate_imm. - (extr<mode>5_insn_alt): Likewise. - (extrsi5_insn_uxtw): Likewise. - (extrsi5_insn_uxtw_alt): Likewise. - -2016-05-16 Matthew Wahab <matthew.wahab@arm.com> - - * doc/tm.texi: Regenerate. - * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove. - (TARGET_INVALID_RETURN_TYPE): Remove. - * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and - TARGET_INVALID_RETURN_TYPE. - * target.def (invalid_parameter_type): Remove. - (invalid_return_type): Remove. - -2016-05-16 Jan Hubicka <hubicka@ucw.cz> - - * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic - on estimating thunk bodies; do not set inline_failed to CIF_THUNK for - calls from thunk. - * ipa-inline-transform.c (inline_call): When inlining into thunk produce - gimple body. - (preserve_function_body_p): No need to preserve function body - * cif-codes.def (CIF_THUNK): Remove. - * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable. - -2016-05-16 Jan Hubicka <hubicka@ucw.cz> - - * tree-inline.c (expand_call_inline): recurse after inlining thunk. - -2016-05-16 Jan Hubicka <hubicka@ucw.cz> - - * tree.c (free_lang_data_in_decl): Also set target/optimization flags - for thunks. - -2016-05-16 Jan Hubicka <hubicka@ucw.cz> - - * ipa-inline.c (report_inline_failed_reason): Look into thunks, too - (inline_small_functions): Do not look for function symbol when - resetting caches. - -2016-05-16 Jan Hubicka <hubicka@ucw.cz> - - * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling - of inline thunks - -2016-05-16 Matthew Wahab <matthew.wahab@arm.com> - Ramana Radhakrishnan <ramana.radhakrishnan@arm.com> - Jiong Wang <jiong.wang@arm.com> - - * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro - for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE. - Define __ARM_FP16_ARGS when appropriate. - * config/arm/arm.c (arm_invalid_parameter_type): Remove - declaration. - (arm_invalid_return_type): Likewise. - (TARGET_INVALID_PARAMETER_TYPE): Remove. - (TARGET_INVALID_RETURN_TYPE): Remove. - (aapcs_vfp_sub_candidate): Allow HFmode. - (aapcs_vfp_allocate): Add comment. Support HFmode. - (aapcs_vfp_allocate_return_reg): Likewise. - (struct aapcs_cp_arg_layout): Slightly reword comments for - is_return_candidate and allocate_return_reg. - (output_mov_vfp): Update assert. - (arm_hard_regno_mode_ok): Remove comment, update HF-mode - condition. - (arm_invalid_parameter_type): Remove. - (amr_invalid_return_type): Remove. - * config/arm/arm.h (TARGET_NEON_FP16): Fix definition. - * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP. - * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP. - -2016-05-16 Matthew Wahab <matthew.wahab@arm.com> - - * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove. - * config/aarch64/arch64-protos.h - (aarch64_legitimize_reload_address): Remove. - * config/aarch64/aarch64.c (aarch64_legitimize_reload_address): - Remove. - -2016-05-16 Eric Botcazou <ebotcazou@adacore.com> - - * configure.ac: Add ACX_NONCANONICAL_HOST. - * configure: Regenerate. - * Makefile.in: Set host_noncanonical. - -2016-05-14 Uros Bizjak <ubizjak@gmail.com> - - PR target/71097 - * config/i386/i386.md (*movtf_internal): Before register allocation, - do not allow FP constants for CM_MEDIUM memory model, allow only - standard FP constants for CM_LARGE and CM_LARGE_PIC models. - (*movxf_internal): Ditto. - (*movdf_internal): Ditto. - (*movsf_internal): Ditto. - -2016-05-13 Segher Boessenkool <segher@kernel.crashing.org> - - PR rtl-optimization/67483 - * combine.c (make_compound_operation): Don't call extract_left_shift - with negative shift amounts. - -2016-05-13 Jakub Jelinek <jakub@redhat.com> - - PR bootstrap/71071 - * fold-const.c (fold_checksum_tree): Allow modification - of TYPE_ALIAS_SET during folding. - - * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue, - ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro. - (ix86_split_to_parts): Likewise. Fix up formatting. - -2016-05-13 H.J. Lu <hongjiu.lu@intel.com> - - * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to - unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in - printf format. - -2016-05-13 Nathan Sidwell <nathan@acm.org> - - * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New. - (nvptx_name_replacement): Delete. - (write_fn_proto, write_fn_proto_from_insn, - nvptx_output_call_insn): Remove nvptx_name_replacement call. - (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override. - * langhooks.c (add_builtin_funcction_common): Call - targetm.mangle_decl_assembler_name. - - * config/nvptx/nvptx.c (write_fn_proto): Handle - BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity. - -2016-05-13 Martin Liska <mliska@suse.cz> - - * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC - and PRIu64 in printf format. - -2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in - comment. - -2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): - Change --param max-completely-peeled-times to - --param max-completely-peel-times in dump file printing. - -2016-05-13 Richard Biener <rguenther@suse.de> - - PR tree-optimization/42587 - * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF. - (find_bswap_or_nop_1): Likewise. - (bswap_replace): Likewise. - -2016-05-13 Martin Liska <mliska@suse.cz> - - * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): - Initialize a variable with default value. - -2016-05-13 Martin Liska <mliska@suse.cz> - - * doc/invoke.texi: Enhance explanation of error recovery - of sanitizers. - -2016-05-13 Martin Liska <mliska@suse.cz> - - * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style. - (struct cost_pair): Change inv_expr_id (int) to inv_expr - (iv_inv_expr_ent *). - (struct iv_inv_expr_ent): Comment struct fields. - (sort_iv_inv_expr_ent): New function. - (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id. - (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with - a hash_map between iv_inv_expr_ent and number of usages. - (niter_for_exit): Fix coding style. - (tree_ssa_iv_optimize_init): Use renamed variable. - (determine_base_object): Fix coding style. - (alloc_iv): Likewise. - (find_interesting_uses_outside): Likewise. - (add_candidate_1): Likewise. - (add_standard_iv_candidates): Likewise. - (set_group_iv_cost): Replace inv_expr_id with inv_expr. - (prepare_decl_rtl): Fix coding style. - (get_address_cost): Likewise. - (get_shiftadd_cost): Likewise. - (force_expr_to_var_cost): Likewise. - (compare_aff_trees): Likewise. - (get_expr_id): Restructure the function. - (get_loop_invariant_expr_id): Renamed to - get_loop_invariant_expr. - (get_computation_cost_at): Replace usage of inv_expr_id with - inv_expr. - (get_computation_cost): Likewise. - (determine_group_iv_cost_generic): Likewise. - (determine_group_iv_cost_address): Likewise. - (iv_period): Fix coding style. - (iv_elimination_compare_lt): Likewise. - (may_eliminate_iv): Likewise. - (determine_group_iv_cost_cond): Replace usage of inv_expr_id with - inv_expr. - (determine_group_iv_costs): Dump invariant expressions. - (iv_ca_recount_cost): Use the newly added hash_map. - (iv_ca_set_remove_invariants): Fix coding style. - (iv_ca_set_add_invariants): Fix coding style. - (iv_ca_set_no_cp): Utilize the newly added hash_map for used - invariants. - (iv_ca_set_cp): Likewise. - (iv_ca_new): Initialize the newly added hash_map and remove - initialization of fields. - (iv_ca_free): Delete the hash_map. - (iv_ca_dump): Dump invariant expressions. - (iv_ca_extend): Fix coding style. - (try_add_cand_for): Likewise. - (create_new_ivs): Dump information about # of avg iterations and - # of used invariant expressions. - (rewrite_use_compare): Fix coding style. - (free_loop_data): Set default value for max_inv_expr_id. - -2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com> - - * cse.c (rest_of_handle_cse): Use cleanup_cfg - returned value cse_cfg_altered computation. - (rest_of_handle_cse2): Likewise. - (rest_of_handle_cse_after_global_opts): Likewise. - -2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com> - - PR target/53440 - * config/arm/arm.c (arm32_output_mi_thunk): New. - (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework - to split Thumb1 vs TARGET_32BIT functionality. - (arm_thumb1_mi_thunk): New. - -2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com> - - * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set - to true. - -2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - PR target/71080 - * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp. - -2016-05-13 Eric Botcazou <ebotcazou@adacore.com> - - * builtins.c (expand_builtin_memcmp): Do not emit the call here. - (expand_builtin_trap): Emit a regular call. - (set_builtin_user_assembler_name): Remove obsolete cases. - * dse.c (scan_insn): Adjust. - * except.c: Include calls.h. - (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined, - emit a regular call to setjmp. - * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall. - (block_move_libcall_safe_for_call_parm): Use memcpy builtin. - (emit_block_move_via_libcall): Delete. - (block_move_fn): Delete. - (init_block_move_fn): Likewise. - (emit_block_move_libcall_fn): Likewise. - (emit_block_op_via_libcall): New function. - (set_storage_via_libcall): Tidy up and use memset builtin. - (block_clear_fn): Delete. - (init_block_clear_fn): Likewise. - (clear_storage_libcall_fn): Likewise. - (expand_assignment): Call emit_block_move_via_libcall. - Do not include gt-expr.h. - * expr.h (emit_block_op_via_libcall): Declare. - (emit_block_copy_via_libcall): New inline function. - (emit_block_move_via_libcall): Likewise. - (emit_block_comp_via_libcall): Likewise. - (block_clear_fn): Delete. - (init_block_move_fn): Likewise. - (init_block_clear_fn): Likewise. - (emit_block_move_via_libcall): Likewise. - (set_storage_via_libcall): Add default parameter value. - * libfuncs.h (enum libfunc_index): Remove obsolete values. - (abort_libfunc): Delete. - (memcpy_libfunc): Likewise. - (memmove_libfunc): Likewise. - (memcmp_libfunc): Likewise. - (memset_libfunc): Likewise. - (setbits_libfunc): Likewise. - (setjmp_libfunc): Likewise. - (longjmp_libfunc): Likewise. - (profile_function_entry_libfunc): Likewise. - (profile_function_exit_libfunc): Likewise. - (gcov_flush_libfunc): Likewise. - * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL - and DECL_VISIBILITY on the declaration. - (init_optabs): Do not initialize obsolete libfuncs. - * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall. - * tree-core.h (ECF_RET1): Define. - (ECF_TM_PURE): Adjust. - (ECF_TM_BUILTIN): Likewise. - * tree.c (set_call_expr_flags): Deal with ECF_RET1. - (build_common_builtin_nodes): Initialize abort builtin. - Add ECF_RET1 on memcpy, memmove and memset builtins. - Pass final flags for alloca and alloca_with_align builtins. - * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize - obsolete builtins. - * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise. - * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to - set_storage_via_libcall and call emit_block_copy_via_libcall. - -2016-05-12 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (*call_got_x32): Change operand 0 to - DImode before it is passed to ix86_output_call_operand. - (*call_value_got_x32): Ditto for operand 1. - -2016-05-12 Jiong Wang <jiong.wang@arm.com> - - PR rtl-optimization/70904 - * lra-constraint.c (process_addr_reg): Relax the restriction on subreg - reload for wide mode. - -2016-05-12 Marek Polacek <polacek@redhat.com> - - PR c/70756 - * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration. - * langhooks.c (lhd_incomplete_type_error): Add location parameter. - * langhooks.h (incomplete_type_error): Likewise. - * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location - parameter, pass it down to incomplete_type_error. - * tree.h (size_in_bytes): New inline overload. - (size_in_bytes_loc): Renamed from size_in_bytes. - -2016-05-12 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71059 - * tree-ssa-pre.c (phi_translate_1): Fully fold translated - nary before looking up or entering the expression into the VN - hashes. - * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo. - Make sure to re-use NARYs without result as inserted by - phi-translation. - -2016-05-12 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71062 - * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict - field. - * tree-ssa-structalias.c (set_uids_in_ptset): Set - vars_contains_restrict if the var is a restrict tag. - * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict - do not disambiguate pointers against it. - (dump_points_to_solution): Re-structure and adjust for new - vars_contains_restrict flag. - * gimple-pretty-print.c (pp_points_to_solution): Likewise. - -2016-05-12 Martin Liska <mliska@suse.cz> - - * doc/invoke.texi: Explain connection between - -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1". - -2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com> - - PR tree-optimization/71006 - * tree-vect-loop.c (vect_determine_vectorization_factor): Don't - consider COND_EXPR as a mask producer. - -2016-05-12 Marek Polacek <polacek@redhat.com> - - PR driver/71063 - * opts.c (common_handle_option): Detect missing argument for --help^. - -2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR target/70830 - * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction - when popping the PC and within an interrupt handler routine. - Add missing tab to output of "ldmfd". - (output_return_instruction): Output LDMFD with SP update rather - than POP when returning from interrupt handler. - -2016-05-12 Jakub Jelinek <jakub@redhat.com> - - * config/i386/i386.md (isa): Add x64_avx512dq, enable if - TARGET_64BIT && TARGET_AVX512DQ. - * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives. - (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative. - (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext, - *vec_extractv2di_0_sse): Use v constraint instead of x constraint. - (*vec_extractv4si): Add avx512dq and avx512bw alternatives. - (*vec_extractv4si_zext): Add avx512dq alternative. - (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives, - use v instead of x constraint in other alternatives where possible. - - * config/i386/sse.md (sse2_loadld): Use v instead of x - constraint in alternatives 0,1,4. - - * config/i386/sse.md (pinsr_evex_isa): New mode attr. - (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with - v constraints instead of x and <pinsr_evex_isa> isa attribute. - - PR target/71019 - * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>, - <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn - is not emitted unless TARGET_AVX512BW. - (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>): - Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x" - for the result operand. - - * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v - constraint instead of x in avx alternatives. Use maybe_evex instead - of vex prefix. - - * config/i386/constraints.md (Yv): New constraint. - * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow - TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL. - * config/i386/i386.md (avx512fvecmode): New mode attr. - (*pushtf): Use v constraint instead of x. - (*movtf_internal): Likewise. For TARGET_AVX512VL and - xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions. - (*absneg<mode>2): Use Yv constraint instead of x constraint. - (*absnegtf2_sse): Likewise. - (copysign<mode>3_const, copysign<mode>3_var): Likewise. - * config/i386/sse.md (*andnot<mode>3): Add avx512vl and - avx512f alternatives. - (*andnottf3, *<code><mode>3, *<code>tf3): Likewise. - -2016-05-12 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71060 - * tree-data-ref.c (initialize_data_dependence_relation): Do not - require exact match of DR_BASE_OBJECT but only matching address and - type. - -2016-05-12 Richard Biener <rguenther@suse.de> - - PR tree-optimization/70986 - * cfganal.c: Include cfgloop.h. - (dfs_find_deadend): Prefer to take edges exiting loops. - -2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - * gcc.target/powerpc/pr70963.c: Require at least power8 at both - compile and run time. - -2016-05-11 Mikhail Maltsev <maltsevm@gmail.com> - - PR c/43651 - * doc/invoke.texi (Wduplicate-decl-specifier): Document new option. - -2016-05-11 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.c (legitimize_pic_address): Use - copy_to_suggested_reg instead of gen_movsi. - -2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/predicates.md (quad_memory_operand): Move most of - the code into quad_address_p and call it to share code with - vsx_quad_dform_memory_operand. - (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector - d-form support. - * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask - bit instead of being a separate word. Split -mpower9-dform into - two switches, -mpower9-dform-scalar and -mpower9-dform-vector. - * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask - for the register class supporting 128-bit quad word memory offsets. - (mode_supports_vsx_dform_quad): Helper function to return if the - register class uses quad word memory offsets. - (rs6000_debug_addr_mask): Add support for quad word memory offsets. - (rs6000_debug_reg_global): Always print if we are using LRA or not. - (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form - instructions are enabled, set up the appropriate addr_masks for - 128-bit types. - (rs6000_init_hard_regno_mode_ok): wb constraint is now based on - -mpower9-dform-scalar, instead of -mpower9-dform. - (rs6000_option_override_internal): Split -mpower9-dform into two - switches, -mpower9-dform-scalar and -mpower9-dform-vector. The - -mpower9-dform switch sets or clears both. If we are not using - the LRA register allocator, do not enable -mpower9-dform-vector by - default. If we are using LRA, enable -mpower9-dform-vector and - -mvsx-timode if it is appropriate. Issue a warning if either - -mpower9-dform-vector or -mvsx-timode are explicitly used without - enabling LRA. - (quad_address_offset_p): New helper function to return if the - offset is legal for quad word memory instructions. - (quad_address_p): New function to determin if GPR or vector - register quad word memory addresses are legal. - (mem_operand_gpr): Validate quad word address offsets. - (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector - d-form (register + offset) instructions. - (offsettable_ok_by_alignment): Likewise. - (rs6000_legitimate_offset_address_p): Likewise. - (legitimate_lo_sum_address_p): Likewise. - (rs6000_legitimize_address): Likewise. - (rs6000_legitimize_reload_address): Add more debug statements for - -mdebug=addr. - (rs6000_legitimate_address_p): Add support for ISA 3.0 vector - d-form instructions. - (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector - d-form instructions. Distinguish different cases in debug - output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector - d-form instructions. - (rs6000_preferred_reload_class): Likewise. - (rs6000_output_move_128bit): Add support for ISA 3.0 d-form - instructions. If ISA 3.0 is available, generate lxvx/stxvx instead - of the ISA 2.06 indexed memory instructions. - (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions, - use them to save/restore the saved vector registers instead of - using Altivec instructions. - (rs6000_emit_epilogue): Likewise. - (rs6000_lra_p): Use TARGET_LRA instead of the old option word. - (rs6000_opt_masks): Split -mpower9-dform into - -mpower9-dform-scalar and -mpower9-dform-vector. - (rs6000_print_options_internal): Print -mno-<switch> if <switch> - was not selected. - * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit - ISA 3.0 vector indexed memory instructions, and fold the code into - the normal mov<mode> patterns. - (p9_vecstore_<mode>): Likewise. - (vsx_mov<mode>): Add support for ISA 3.0 vector d-form - instructions. - (vsx_movti_64bit): Likewise. - (vsx_movti_32bit): Likewise. - * config/rs6000/constraints.md (wO constraint): New constraint for - ISA 3.0 vector d-form support. - * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use - -mpower9-dform-scalar instead of -mpower9-dform. Add note not to - include -mpower9-dform-vector until we switch over to LRA. - (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two. - switches, -mpower9-dform-scalar and -mpower9-dform-vector. - * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration. - * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation - for -mpower9-dform and -mlra. - * doc/md.texi (wO constraint): Document wO constraint. - -2016-05-11 Alexander Monakov <amonakov@ispras.ru> - - * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of - 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'. - * genautomata.c (output_internal_insn_code_evaluation): Simplify. - Move handling of non-insn arguments inline into the sole user: - (output_trans_func): ...here. - (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *' - in emitted function prototype. - (output_internal_insn_latency_func): Ditto. Simplify. - (output_internal_maximal_insn_latency_func): Ditto. Delete - always-unused argument. - (output_insn_latency_func): Ditto. - (output_maximal_insn_latency_func): Ditto. - -2016-05-11 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71055 - * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting - sth with precision not equal to access size verify we don't chop - off bits. - -2016-05-11 Richard Biener <rguenther@suse.de> - - PR debug/71057 - * dwarf2out.c (retry_incomplete_types): Set early_dwarf. - (dwarf2out_finish): Move retry_incomplete_types call ... - (dwarf2out_early_finish): ... here. - -2016-05-11 Richard Biener <rguenther@suse.de> - - PR middle-end/71002 - * alias.c (reference_alias_ptr_type): Preserve alias-set zero - if the langhook insists on it. - * fold-const.c (make_bit_field_ref): Add arg for the original - reference and preserve its alias-set. - (decode_field_reference): Take exp by reference and adjust it - to the original memory reference. - (optimize_bit_field_compare): Adjust callers. - (fold_truth_andor_1): Likewise. - * gimplify.c (gimplify_expr): Adjust in-SSA form test. - -2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com> - - PR middle-end/70807 - * cfgrtl.h (delete_insn_and_edges): Now return bool. - * cfgrtl.c (delete_insn_and_edges): Likewise. - * config/i386/i386.c (convert_scalars_to_vector): Remove - redundant code. - * cse.c (cse_insn): Compute cse_cfg_altered. - (delete_trivially_dead_insns): Likewise. - (cse_cc_succs): Likewise. - (rest_of_handle_cse): Free dominance info if required. - (rest_of_handle_cse2): Likewise. - (rest_of_handle_cse_after_global_opts): Likewise. - -2016-05-11 Alan Modra <amodra@gmail.com> - - * config/rs6000/rs6000.c (is_complex_IBM_long_double, - abi_v4_pass_in_fpr): New functions. - (rs6000_function_arg_boundary): Exclude complex IBM long double - from 64-bit alignment when ABI_V4. - (rs6000_function_arg, rs6000_function_arg_advance_1, - rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr. - -2016-05-10 Segher Boessenkool <segher@kernel.crashing.org> - - PR rtl-optimization/71028 - * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional - jump with just a return in the fallthrough block if the branch - block contains just a return as well. - -2016-05-10 Marc Glisse <marc.glisse@inria.fr> - - * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with... - * match.pd ((X & Y) ^ Y): ... this. - ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y) - | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations. - -2016-05-10 David Malcolm <dmalcolm@redhat.com> - - * read-md.c (require_char_ws): New function. - (read_string): Simplify using require_char_ws. - (handle_constants): Likewise. - (handle_enum): Likewise. - (handle_file): Likewise. - * read-md.h (require_char_ws): New declaration. - * read-rtl.c (read_conditions): Simplify using require_char_ws. - (read_mapping): Likewise. - (read_rtx_code): Likewise. - (read_nested_rtx): Likewise. - -2016-05-10 James Norris <jnorris@codesourcery.com> - - * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o - if offloading is enabled and -fopenacc or -fopenmp is specified. - (CRTOFFLOADEND): Likewise. - (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN. - (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND. - -2016-05-10 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit - gotoff_operand code paths. Use copy_to_suggested_regs and - expand_simple_binop where appropriate. Cleanup. - -2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com> - - PR target/70799 - * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow - integer constants. - (dimode_scalar_chain::vector_const_cost): New. - (dimode_scalar_chain::compute_convert_gain): Handle constants. - (dimode_scalar_chain::convert_op): Likewise. - (dimode_scalar_chain::convert_insn): Likewise. - -2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com> - - * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an - unary operation, not a binary one. - -2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com> - - PR middle-end/70877 - * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle - calls with type casted fndecl. - -2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com> - - PR tree-optimization/70786 - * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR. - * calls.c (initialize_argument_information): Bind bounds - with corresponding args passed by reference. - -2016-05-10 Jakub Jelinek <jakub@redhat.com> - - PR target/70927 - * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>), - *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding, - use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute - accordingly. - -2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - PR target/70963 - * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct - code for a zero scale factor. - (vsx_xvcvdpuxds_scale): Likewise. - -2016-05-10 David Malcolm <dmalcolm@redhat.com> - - * diagnostic-show-locus.c (layout::layout): Call show_ruler - if show_ruler_p was set on the context. - (layout::show_ruler): New method. - * diagnostic.h (struct diagnostic_context): Add field - "show_ruler_p". - -2016-05-10 Richard Biener <rguenther@suse.de> - - PR tree-optimization/71039 - * tree-ssa-phiprop.c: Include tree-ssa-loop.h. - (chk_uses): New function. - (propagate_with_phi): Verify we can safely replicate the lhs of an - aggregate assignment on all incoming edges. - -2016-05-10 Oleg Endo <olegendo@gcc.gnu.org> - - * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func): - Forward declare. - (rx_atomic_sequence): New class. - * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits. - (is_interrupt_func, is_fast_interrupt_func): Make non-static and - non-inline. - (rx_atomic_sequence::rx_atomic_sequence, - rx_atomic_sequence::~rx_atomic_sequence): New functions. - * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN, - CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV, - CTRLREG_INTB): New constants. - (FETCHOP): New code iterator. - (fethcop_name, fetchop_name2): New iterator code attributes. - (QIHI): New mode iterator. - (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>, - atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi, - atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns. - -2016-05-10 Martin Liska <mliska@suse.cz> - - * tree-inline.c (remap_dependence_clique): Do not remap - debugging statements. - -2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly") - ("*fixuns_truncdfdi2_z13") - ("*fixuns_trunc<FP:mode><GPR:mode>2_z196") - ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13") - ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX. - -2016-05-10 Richard Biener <rguenther@suse.de> - - PR tree-optimization/70497 - PR tree-optimization/28367 - * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function - split out from ... - (visit_reference_op_load): ... here. - (vn_reference_lookup_3): Use it to handle subreg-like accesses - with simplified BIT_FIELD_REFs. - * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs. - * tree-complex.c (extract_component): Handle BIT_FIELD_REFs - correctly. - -2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com> - - * dwarf2out.c (add_abstract_origin_attribute): Adjust - documentation comment. For BLOCK nodes, add a - DW_AT_abstract_origin attribute that points to the DIE generated - for the origin BLOCK. - (gen_lexical_block_die): Call add_abstract_origin_attribute for - blocks from inlined functions. - -2016-05-10 Alan Modra <amodra@gmail.com> - - PR target/70947 - * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop - regrename modifying insns saving lr before __morestack call. - * config/rs6000/rs6000.md (split_stack_return): Similarly for - insns restoring lr after __morestack call. - -2016-05-09 Jakub Jelinek <jakub@redhat.com> - - * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb, - lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from - expanders. - * config/i386/sse.md (vec_interleave_high<mode>, - vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz, - <avx512>_vpermt2var<mode>3_maskz): Likewise. - -2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com> - - * config/rs6000/rs6000.c (rs6000_reassociation_width): Add - function for TARGET_SCHED_REASSOCIATION_WIDTH to enable - parallel reassociation for power8 and forward. - -2016-05-09 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (absneg splitters with general regs): Use - general_reg_operand predicate. - (btsq peephole2): Use x86_64_immediate_operand to check if new - value is suitable for immediate operand. Generate emitted insn - using RTL expressions. - (btcq peephole2): Ditto. - (btrq peephole2): Ditto. Generate correct immediate operand - for AND masking. - -2016-05-09 Richard Sandiford <richard.sandiford@arm.com> - - * cfgexpand.c (expand_debug_expr): Fix address offset for negative - bitpos. - -2016-05-09 Richard Sandiford <richard.sandiford@arm.com> - - * tree-affine.c (wide_int_constant_multiple_p): Add missing - pointer dereference. - -2016-05-09 Richard Biener <rguenther@suse.de> - - PR tree-optimization/70985 - * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when - op0 isn't a gimple register. - -2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com> - - * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic) - (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store) - (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l) - (i6400_fpu_mult): New cpu units. - (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3) - (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move) - (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d) - (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b) - (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store) - (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1) - (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2) - (i6400_msa_long_float4, i6400_msa_long_float5) - (i6400_msa_long_float8, i6400_msa_fdiv_df) - (i6400_msa_fdiv_sf): New reservations. - * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp) - (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b) - (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a) - (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d) - (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units. - (msa_short_int_add, msa_short_logic, msa_short_logic_move_v) - (msa_short_cmp, msa_short_float2, msa_short_logic3) - (msa_short_store4, msa_long_load, msa_short_store) - (msa_long_logic, msa_long_float2, msa_long_float4) - (msa_long_float5, msa_long_float8, msa_long_mult) - (msa_long_fdiv, msa_long_div): New reservations. - -2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com> - Sameera Deshpande <sameera.deshpande@imgtec.com> - Matthew Fortune <matthew.fortune@imgtec.com> - Graham Stott <graham.stott@imgtec.com> - Chao-ying Fu <chao-ying.fu@imgtec.com> - - * config.gcc: Add MSA header file for mips*-*-* target. - * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6) - (Ubv8i, Urv8): New constraints. - * config/mips/mips-ftypes.def: Add function types for MSA - builtins. - * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF) - (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes. - * config/mips/mips-msa.md: New file. - * config/mips/mips-protos.h - (mips_split_128bit_const_insns): New prototype. - (mips_msa_idiv_insns): Likewise. - (mips_split_128bit_move): Likewise. - (mips_split_128bit_move_p): Likewise. - (mips_split_msa_copy_d): Likewise. - (mips_split_msa_insert_d): Likewise. - (mips_split_msa_fill_d): Likewise. - (mips_expand_msa_branch): Likewise. - (mips_const_vector_same_val_p): Likewise. - (mips_const_vector_same_bytes_p): Likewise. - (mips_const_vector_same_int_p): Likewise. - (mips_const_vector_shuffle_set_p): Likewise. - (mips_const_vector_bitimm_set_p): Likewise. - (mips_const_vector_bitimm_clr_p): Likewise. - (mips_msa_vec_parallel_const_half): Likewise. - (mips_msa_output_division): Likewise. - (mips_ldst_scaled_shift): Likewise. - (mips_expand_vec_cond_expr): Likewise. - * config/mips/mips.c (enum mips_builtin_type): Add - MIPS_BUILTIN_MSA_TEST_BRANCH. - (mips_gen_const_int_vector_shuffle): New prototype. - (mips_const_vector_bitimm_set_p): New function. - (mips_const_vector_bitimm_clr_p): Likewise. - (mips_const_vector_same_val_p): Likewise. - (mips_const_vector_same_bytes_p): Likewise. - (mips_const_vector_same_int_p): Likewise. - (mips_const_vector_shuffle_set_p): Likewise. - (mips_symbol_insns): Forbid loading symbols via immediate for - MSA. - (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and - stores. - (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for - MSA. - (mips_lx_address_p): Add support load indexed address for MSA. - (mips_address_insns): Add calculation of instructions needed for - stores and loads for MSA. - (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle - CONST_VECTOR for MSA and let it fall through. - (mips_ldst_scaled_shift): New function. - (mips_subword_at_byte): Likewise. - (mips_msa_idiv_insns): Likewise. - (mips_legitimize_move): Validate MSA moves. - (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add - calculation of costs for MSA division. - (mips_split_move_p): Check if MSA moves need splitting. - (mips_split_move): Split MSA moves if necessary. - (mips_split_128bit_move_p): New function. - (mips_split_128bit_move): Likewise. - (mips_split_msa_copy_d): Likewise. - (mips_split_msa_insert_d): Likewise. - (mips_split_msa_fill_d): Likewise. - (mips_output_move): Handle MSA moves. - (mips_expand_msa_branch): New function. - (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers. - Reinstate 'y' modifier. - (mips_file_start): Add MSA .gnu_attribute. - (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in - FPRs. - (mips_hard_regno_nregs): Always return 1 for MSA supported mode. - (mips_class_max_nregs): Add register size for MSA supported mode. - (mips_cannot_change_mode_class): Allow conversion between MSA - vector modes and TImode. - (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v - instruction. - (mips_secondary_reload_class): Force MSA loads/stores via memory. - (mips_preferred_simd_mode): Add preffered modes for MSA. - (mips_vector_mode_supported_p): Add MSA supported modes. - (mips_autovectorize_vector_sizes): New function. - (mips_msa_output_division): Likewise. - (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET) - (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros. - (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h) - (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d) - (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h) - (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du - (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w) - (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v) - (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b) - (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v) - (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w) - (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b) - (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w) - (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b) - (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w) - (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b) - (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w) - (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b) - (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w) - (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b) - (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w) - (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b) - (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w) - (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d) - (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w) - (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w) - (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w) - (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w) - (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w) - (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w) - (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w) - (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d) - (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w) - (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d) - (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d) - (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d) - (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h) - (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d) - (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h) - (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d) - (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h) - (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d) - (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h) - (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d) - (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h) - (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d) - (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h) - (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d) - (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h) - (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d) - (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h) - (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d) - (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w) - (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h) - (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v) - (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b) - (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w) - (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b) - (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w) - (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h) - (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b) - (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d) - (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w) - (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h) - (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b) - (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d) - (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w) - (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h) - (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v) - (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w) - (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d) - (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b) - (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w) - (CODE_FOR_msa_ldi_d): New code_aliasing macros. - (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b, - slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b, - srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b, - srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b, - srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b, - srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d, - bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w, - bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h, - bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b, - binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w, - binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h, - binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b, - addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d, - subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w, - max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b, - max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w, - maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h, - mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b, - mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d, - min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d, - ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w, - clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b, - clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w, - clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h, - clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b, - clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h, - st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h, - sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b, - adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w, - adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b, - ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d, - aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h, - aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d, - subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h, - subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w, - subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b, - asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d, - maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w, - msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h, - div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h, - hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h, - hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b, - mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d, - dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d, - dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d, - dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d, - sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w, - splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b, - pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d, - ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d, - ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w, - ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v, - ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v, - bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v, - fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w, - pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w, - nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b, - copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w, - insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h, - bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d, - fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d, - fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d, - fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w, - fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d, - fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w, - fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d, - fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d, - fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h, - fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d, - fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h, - mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h, - msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w, - fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d, - flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w, - ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w, - ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d, - ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa, - move_v builtins. - (mips_get_builtin_decl_index): New array. - (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI) - (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF) - (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI) - (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New. - (mips_init_builtins): Initialize mips_get_builtin_decl_index - array. - (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target - hook. - (mips_expand_builtin_insn): Prepare operands for - CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w, - CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b, - CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w, - CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b, - CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w, - CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b, - CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w, - CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b, - CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w, - CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b, - CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, - CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w, - CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b, - CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w, - CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b, - CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w, - CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b, - CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w, - CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b, - CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w, - CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b, - CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b, - CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b, - CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d, - CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w, - CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h, - CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b, - CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b, - CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b, - CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b, - CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b, - CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, - CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w, - CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h, - CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b, - CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w, - CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b, - CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d, - CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w, - CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, - CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d. - (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH. - (mips_set_compression_mode): Disallow MSA with MIPS16 code. - (mips_option_override): -mmsa requires -mfp64 and -mhard-float. - These are set implicitly and an error is reported if overridden. - (mips_expand_builtin_msa_test_branch): New function. - (mips_expand_msa_shuffle): Likewise. - (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes. - (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook. - (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise. - (mips_expand_vec_unpack): Add support for MSA. - (mips_expand_vector_init): Likewise. - (mips_expand_vi_constant): Use CONST0_RTX (element_mode) - instead of const0_rtx. - (mips_msa_vec_parallel_const_half): New function. - (mips_gen_const_int_vector): Likewise. - (mips_gen_const_int_vector_shuffle): Likewise. - (mips_expand_msa_cmp): Likewise. - (mips_expand_vec_cond_expr): Likewise. - * config/mips/mips.h - (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width. - (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is - specified. - (ASM_SPEC): Pass mmsa and mno-msa to the assembler. - (ISA_HAS_MSA): New macro. - (UNITS_PER_MSA_REG): Likewise. - (BITS_PER_MSA_REG): Likewise. - (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA. - (MSA_REG_FIRST): New macro. - (MSA_REG_LAST): Likewise. - (MSA_REG_NUM): Likewise. - (MSA_REG_P): Likewise. - (MSA_REG_RTX_P): Likewise. - (MSA_SUPPORTED_MODE_P): Likewise. - (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA. - (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31. - * config/mips/mips.md: Include mips-msa.md. - (alu_type): Add simd_add. - (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF. - (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd, - simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins, - simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp, - simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat, - simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt, - simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic, - simd_move, simd_load, simd_store. Choose "multi" for moves - for "qword_mode". - (qword_mode): New attribute. - (insn_count): Add instruction count for quad moves. - Increase the count for MIPS SIMD division. - (UNITMODE): Add UNITMODEs for vector types. - (addsub): New code iterator. - * config/mips/mips.opt (mmsa): New option. - * config/mips/msa.h: New file. - * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is - specified. - * config/mips/mti-linux.h: Likewise. - * config/mips/predicates.md - (const_msa_branch_operand): New constraint. - (const_uimm3_operand): Likewise. - (const_uimm4_operand): Likewise. - (const_uimm5_operand): Likewise. - (const_uimm8_operand): Likewise. - (const_imm5_operand): Likewise. - (aq10b_operand): Likewise. - (aq10h_operand): Likewise. - (aq10w_operand): Likewise. - (aq10d_operand): Likewise. - (const_m1_operand): Likewise. - (reg_or_m1_operand): Likewise. - (const_exp_2_operand): Likewise. - (const_exp_4_operand): Likewise. - (const_exp_8_operand): Likewise. - (const_exp_16_operand): Likewise. - (const_vector_same_val_operand): Likewise. - (const_vector_same_simm5_operand): Likewise. - (const_vector_same_uimm5_operand): Likewise. - (const_vector_same_uimm6_operand): Likewise. - (const_vector_same_uimm8_operand): Likewise. - (par_const_vector_shf_set_operand): Likewise. - (reg_or_vector_same_val_operand): Likewise. - (reg_or_vector_same_simm5_operand): Likewise. - (reg_or_vector_same_uimm6_operand): Likewise. - * doc/extend.texi (MIPS SIMD Architecture Functions): New - section. - * doc/invoke.texi (-mmsa): Document new option. - -2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify. - * configure: Regenerate. - * config.in: Regenerate. - * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error - on -fvtable-verify. - * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define. - (ENDFILE_VTV_SPEC): Define. - -2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com> - - * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related - registers in all interrupt handlers if necessary. - (rl78_option_override): Add warning. - (MUST_SAVE_MDUC_REGISTERS): New macro. - (rl78_expand_epilogue): Restore the MDUC registers if necessary. - * config/rl78/rl78.c (check_mduc_usage): New function. - (mduc_regs): New structure to hold MDUC register data. - * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute. - (mulsi3_g13): Add is_g13_muldiv_insn attribute. - (udivmodsi4_g13): Add is_g13_muldiv_insn attribute. - (mulhi3_g13): Add is_g13_muldiv_insn attribute. - * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option. - * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts. - -2016-05-09 Bin Cheng <bin.cheng@arm.com> - - * tree-if-conv.c (tree-ssa-loop.h): Include header file. - (tree-ssa-loop-niter.h): Ditto. - (idx_within_array_bound, ref_within_array_bound): New functions. - (ifcvt_memrefs_wont_trap): Check if array ref is within bound. - Factor out check on writable base object to ... - (base_object_writable): ... here. - -2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/arm/arm.md (probe_stack): Add modes to set source - and destination. - -2016-05-09 Bernd Schmidt <bschmidt@redhat.com> - - * regrename.c (base_reg_class_for_rename): New static function. - (scan_rtx_address, scan_rtx): Use it instead of base_reg_class. - -2016-05-08 Jan Hubicka <hubicka@ucw.cz> - - * cgraph.c (thunk_adjust): Export. - * cgraphclones.c (cgraph_node::create_clone): Clone thunk info. - * cgraphunit.c (thunk_adjust): Export. - (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined - thunks. - * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are - inlinable. - * tree-inline.c (expand_call_inline): Expand thunks inline. - -2016-05-08 Uros Bizjak <ubizjak@gmail.com> - - PR target/70998 - * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern. - (*sse2_vd_cvtss2sd): Ditto. - * config/i386/i386.md - (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter): - Generate *sse2_vd_cvtsd2ss pattern. - (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter): - Generate *sse2_vd_cvtss2sd pattern. - -2016-05-08 Oleg Endo <olegendo@gcc.gnu.org> - - * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ... - * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its - users. - -2016-05-08 Oleg Endo <olegendo@gcc.gnu.org> - - * config/sh/sh-protos.h (sh_media_register_for_return): Remove. - * config/sh/sh.c: Define and declare variables on first use throughout - the file. - (current_function_interrupt): Change to bool type. - (frame_insn): Rename to emit_frame_insn and update users. - (push_regs): Use bool for 'interrupt_handler' argument. - (save_schedule_s): Remove. - (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove. - (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and - targetm.asm_out.unaligned_op.di. - (gen_far_branch): Remove redundant forward declaration. - (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry, - MAX_TEMPS, save_schedule_ssave_schedule): Remove. - (sh_set_return_address, sh_function_ok_for_sibcall, - scavenge_reg): Update comments. - (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition. - (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop. - (sh_attr_renesas_p): Remove unnecessary parentheses. - (branch_dest): Simplify. - * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields. - Change force_mem, prototype_p, outgoing, renesas_abi fields to bool. - (CUMULATIVE_ARGS): Change macro to typedef. - (current_function_interrupt): Change to bool type. - (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt): - Surround with __cplusplus ifdef. - (sh_compare_op0, sh_compare_op1): Remove. - (EPILOGUE_USES): Use TARGET_FPU_ANY condition. - -2016-05-07 Jim Wilson <jim.wilson@linaro.org> - - * config/arm/arm.md (arch): Add neon. - (arch_enabled): Return yes for arch neon when TARGET_NEON. - * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add - neon_move as type for alt 3. Add arch attr enabling alt 3 for neon. - Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust - attributes for alt renumbering. Mark alt 3 as non-predicable. - (thumb2_movdf_vfp): Likewise. - -2016-05-07 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute - to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets. - (*andqi_1): Add preferred_for_speed attribute to disparage - alternative 2 for TARGET_PARTIAL_REG_STALL targets. - (*<code>qi_1): Ditto. - (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage - alternative 1 for TARGET_PARTIAL_REG_STALL targets. - (*ashlqi3_1): Ditto. - (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns. - Add preferred_for_size attribute to disparage alternative 0 and - preferred_for_speed attribute to disparage alternative 1 for - TARGET_PARTIAL_REG_STALL targets. - -2016-05-07 Tom de Vries <tom@codesourcery.com> - - PR tree-optimization/70956 - * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL - def. - -2016-05-07 Oleg Endo <olegendo@gcc.gnu.org> - - * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function. - * config/sh/sh.c (sh_cbranch_distance): Implement it. - * config/sh/sh.md (branch_zero): Remove define_attr. - (define_delay): Disable delay slot if branch distance is one insn. - -2016-05-06 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (LEAMODE): New mode attribute. - (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute. - (ashift to LEA splitter): Rewrte splitter using SWI mode iterator - and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as - operand 2 predicate. - (*lea<mode>_general_2): Use VOIDmode for const248_operand. - (*lea<mode>_general_3): Ditto. - (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand. - -2016-05-06 Jakub Jelinek <jakub@redhat.com> - - * genmddump.c (main): Convert argv from char ** to const char **. - -2016-05-06 David Malcolm <dmalcolm@redhat.com> - - * coretypes.h (OVERRIDE): New macro. - (FINAL): New macro. - -2016-05-06 Eric Botcazou <ebotcazou@adacore.com> - - * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case, - allow coalescing if the types are compatible. - -2016-05-06 David Malcolm <dmalcolm@redhat.com> - - * pass_manager.h (pass_manager::register_pass_name): New method. - (pass_manager::get_pass_by_name): New method. - (pass_manager::create_pass_tab): New method. - (pass_manager::m_name_to_pass_map): New field. - * passes.c (name_to_pass_map): Delete global in favor of field - "m_name_to_pass_map" of pass_manager. - (register_pass_name): Rename from a function to... - (pass_manager::register_pass_name): ...this method, updating - for renaming of global "name_to_pass_map" to field - "m_name_to_pass_map". - (create_pass_tab): Rename from a function to... - (pass_manager::create_pass_tab): ...this method, updating - for renaming of global "name_to_pass_map" to field. - (get_pass_by_name): Rename from a function to... - (pass_manager::get_pass_by_name): ...this method. - (enable_disable_pass): Convert use of get_pass_by_name to - a method call, locating the pass_manager singleton. - -2016-05-06 David Malcolm <dmalcolm@redhat.com> - - * genattr-common.c (main): Convert argv from char ** to const char **. - * genattr.c (main): Likewise. - * genattrtab.c (main): Likewise. - * genautomata.c (initiate_automaton_gen): Likewise. - (main): Likewise. - * gencodes.c (main): Likewise. - * genconditions.c (main): Likewise. - * genconfig.c (main): Likewise. - * genconstants.c (main): Likewise. - * genemit.c (main): Likewise. - * genenums.c (main): Likewise. - * genextract.c (main): Likewise. - * genflags.c (main): Likewise. - * genmddeps.c (main): Likewise. - * genopinit.c (main): Likewise. - * genoutput.c (main): Likewise. - * genpeep.c (main): Likewise. - * genpreds.c (main): Likewise. - * genrecog.c (main): Likewise. - * gensupport.c (init_rtx_reader_args_cb): Likewise. - (init_rtx_reader_args): Likewise. - * gensupport.h (init_rtx_reader_args_cb): Likewise. - (init_rtx_reader_args): Likewise. - * gentarget-def.c (main): Likewise. - * read-md.c (read_md_files): Likewise. - * read-md.h (read_md_files): Likewise. - -2016-05-06 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand - instead of register_and_not_any_fp_reg_operand as operand 0 predicate. - * config/i386/predicates.md (register_and_not_any_fp_reg_operand): - Remove unused predicate. - (register_and_not_fp_reg_operand): Ditto. - -2016-05-06 Martin Liska <mliska@suse.cz> - - * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec - instead of vec as the vector is local to the function. - -2016-05-06 Jakub Jelinek <jakub@redhat.com> - - * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add - avx512bw alternative. - - * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move - before the ashr<mode>3 pattern. - - * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use - v instead of x in vex or maybe_vex alternatives, use - maybe_evex instead of vex in prefix. - - * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps, - *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi, - vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x - in vex or maybe_vex alternatives, use maybe_evex instead of vex - in prefix. - - * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use - v instead of x in vex or maybe_vex alternatives, use - maybe_evex instead of vex in prefix. - - * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps, - sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1, - sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd, - sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex - alternatives, use maybe_evex instead of vex in prefix. - - * config/i386/sse.md (vec_interleave_lowv4sf, - *vec_interleave_highv2df, *vec_interleave_lowv2df): Use - v instead of x in vex or maybe_vex alternatives, use - maybe_evex instead of vex in prefix. - - * config/i386/sse.md (sse_movhlps, sse_movlhps): Use - v instead of x in vex or maybe_vex alternatives, use - maybe_evex instead of vex in prefix. - - * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use - v constraint instead of x. - -2016-05-06 Nathan Sidwell <nathan@codesourcery.com> - - * gimple.c (gimple_call_same_target_p): Unique functions are eq. - * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq - equality first. - -2016-05-06 Richard Biener <rguenther@suse.de> - - PR tree-optimization/70948 - * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): - Properly clobber all fields of va_list for __builtin_va_start. - -2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com> - - PR debug/70935 - * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with - loop latch destination. - -2016-05-06 Martin Liska <mliska@suse.cz> - - * tree-ssa-uninit.c: Apply manual changes - to the GNU coding style. - (prune_uninit_phi_opnds): Rename from - prune_uninit_phi_opnds_in_unrealizable_paths. - -2016-05-06 Oleg Endo <olegendo@gcc.gnu.org> - - * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic, - mspace): Remove deprecated options. - * doc/invoke.texi (SH options): Remove -mspace. - -2016-05-06 Oleg Endo <olegendo@gcc.gnu.org> - - * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length. - -2016-05-06 Oleg Endo <olegendo@gcc.gnu.org> - - * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar - corresponding combine split pattern. - -2016-05-06 Oleg Endo <olegendo@gcc.gnu.org> - - PR target/58219 - * config/sh/predicates.md (long_displacement_mem_operand): New. - * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU. - Add movi20, movi20s alternatives. Adjust length attribute for - alternatives. - (movsi_ie): Allow for any FPU. Adjust length attribute for - alternatives. - (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length - attribute for alternatives. - (*mov<mode>): Use long_displacement_mem_operand for length attribute. - (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust - length attribute for alternatives. - -2016-05-06 Richard Biener <rguenther@suse.de> - - PR tree-optimization/70960 - * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops. - -2016-05-06 Oleg Endo <olegendo@gcc.gnu.org> - - PR target/52933 - * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants. - * config/sh/sh.c (sh_rtx_costs): Add another div0s case. - -2016-05-06 Marek Polacek <polacek@redhat.com> - - PR sanitizer/70875 - * ubsan.c (get_ubsan_type_info_for_type): Remove assert. - -2016-05-06 Oleg Endo <olegendo@gcc.gnu.org> - - PR target/54089 - * config/sh/sh.md (*rotcr): Add another variant. - -2016-05-06 Richard Biener <rguenther@suse.de> - - PR middle-end/70931 - * dwarf2out.c (native_encode_initializer): Skip zero-sized fields. - -2016-05-06 Richard Biener <rguenther@suse.de> - - PR middle-end/70941 - * fold-const.c (split_tree): Always convert to the original type - before negating. - -2016-05-06 Richard Biener <rguenther@suse.de> - - * fwprop.c (fwprop): Remove duplicate cleanup_cfg call. - (fwprop_addr): Likewise. - -2016-05-06 Uros Bizjak <ubizjak@gmail.com> - - PR target/70873 - * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p): - New prototype. - * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New. - * config/i386/i386.md (push mem splitter): Use find_constant_src in - the splitter condition. - (FP load splitter): Use ix86_standard_x87sse_constant_load_p in - the splitter condition. - (FP float_extend load splitter): Ditto. - -2016-05-05 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (peehole2 patterns): Change true_regnum - to REGNO in all peephole2 patterns. - (post-reload splitters): Change true_regnum to REGNO in - post-reload splitters. - (zero_extend splitters): Use general_reg_operand and - nonimmediate_gr_operand predicates. - -2016-05-05 Jakub Jelinek <jakub@redhat.com> - - * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use - v constraint instead of x. - -2016-05-05 Alan Modra <amodra@gmail.com> - - PR target/68662 - * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't - set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set - TARGET_NO_FP_IN_TOC for -mrelocatable. - (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant - TARGET_RELOCATABLE test. - (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise. - (ASM_PREFERRED_EH_DATA_FORMAT): Likewise. - * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise. - (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise. - (ASM_PREFERRED_EH_DATA_FORMAT): Likewise. - * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise. - (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise. - (ASM_PREFERRED_EH_DATA_FORMAT): Likewise. - * config/rs6000/predicates.md (easy_fp_constant): Likewise. - * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op): - Likewise. - (rs6000_assemble_integer): Update TARGET_RELOCATABLE test. - (rs6000_stack_info): Likewise. - (rs6000_elf_asm_out_constructor): Likewise. - (rs6000_elf_asm_out_destructor): Likewise. - (rs6000_elf_declare_function_name): Likewise. - * config/rs6000/rs6000.md (load_toc_aix_di): Likewise. - * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC): - Don't define. - -2016-05-05 Alan Modra <amodra@gmail.com> - - * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite. - -2016-05-05 Alan Modra <amodra@gmail.com> - - * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use - out-of-line gpr restore for one or two regs if that would add - a save of lr. - -2016-05-04 Uros Bizjak <ubizjak@gmail.com> - - PR target/70873 - * config/i386/i386.md - (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2): - Change to post-epilogue_completed late splitter. Use sse_reg_operand - as operand 0 predicate. - (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2): - Ditto. - (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2): - Ditto. Emit the pattern using RTX. - - (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter): - Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in - the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG. - (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter): - Ditto. - (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use - sse_reg_operand as operand 0 predicate. - - (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2): - Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg - instead of gen_rtx_REG. - (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2): - Ditto. - -2016-05-04 Segher Boessenkool <segher@kernel.crashing.org> - - * function.c (emit_use_return_register_into_block): Delete. - (gen_return_pattern): Delete. - (emit_return_into_block): Delete. - (active_insn_between): Delete. - (convert_jumps_to_returns): Delete. - (emit_return_for_exit): Delete. - (thread_prologue_and_epilogue_insns): Delete all code dealing with - simple_return for shrink-wrapped blocks. - * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the - end of blocks that need one. - (get_unconverted_simple_return): Delete. - (convert_to_simple_return): Delete. - * shrink-wrap.c (get_unconverted_simple_return): Delete declaration. - (convert_to_simple_return): Ditto. - -2016-05-04 Segher Boessenkool <segher@kernel.crashing.org> - - * cfgcleanup.c (bb_is_just_return): New function. - (try_optimize_cfg): Simplify jumps to return, branches to return, - and branches around return. - -2016-05-04 Segher Boessenkool <segher@kernel.crashing.org> - - * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a - branch to a return. - -2016-05-04 Jakub Jelinek <jakub@redhat.com> - - PR c++/70906 - PR c++/70933 - * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK. - * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass), - assert flags & OEP_HASH_CHECK, instead of asserting it - never happens. Handle TARGET_EXPR. - * fold-const.c (operand_equal_p): For hash verification, - or in OEP_HASH_CHECK into flags. - -2016-05-04 Eric Botcazou <ebotcazou@adacore.com> - - * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head - comment. - (compute_samebase_partition_bases): Fix typo. - -2016-05-04 Jakub Jelinek <jakub@redhat.com> - - * config/i386/sse.md (vec_interleave_highv8sf, - vec_interleave_lowv8sf, vec_interleave_highv4df, - vec_interleave_lowv4df): Remove constraints from expanders. - - * config/i386/sse.md (sse2_movq128): Use v constraint instead of x. - -2016-05-04 Jan Hubicka <hubicka@ucw.cz> - - * tree-inline.c (expand_call_inline): Fix path dealing with - making lhs of call statement undefined. - -2016-05-04 Jan Hubicka <hubicka@ucw.cz> - - * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): - Check availability on NODE, too. - * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise. - (cgraph_node::call_for_symbol_and_aliases): Likewise. - (varpool_node::call_for_symbol_and_aliase): Likewise. - * ipa-pure-const.c (add_new_function): Analyze all bodies. - (propagate_pure_const): Propagate across interposable functions, too. - (skip_function_for_local_pure_const): Do not skip interposable bodies - with aliases. - (pass_local_pure_const::execute): Update. - -2016-05-04 Marek Polacek <polacek@redhat.com> - - * doc/invoke.texi: Document -Wdangling-else. - -2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config.gcc: Error out when conflicting multilib is detected. Do not - loop over multilibs since no combination is legal. - -2016-05-04 Alan Modra <amodra@gmail.com> - - * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct. - * config/rs6000/sysv4.h (TARGET_TOC): Simplify. - * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op): - Align .toc. - -2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com> - - * config/mips/mips-cpus.def (p5600): Avoid IMADD by default. - Clean up p5600 comments. - -2016-05-04 Richard Biener <rguenther@suse.de> - - * match.pd: Add BIT_FIELD_REF canonicalizations and vector - constructor simplifications. - * fold-const.c (fold_ternary_loc): Remove duplicate functionality here. - -2016-05-04 Oleg Endo <olegendo@gcc.gnu.org> - - * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates. - * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if - result.set_rtx is null instead of aborting. - * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): - Always enable. - (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A. - * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec, - *mov<mode>_store_postinc): New patterns. - -2016-05-04 Marc Glisse <marc.glisse@inria.fr> - - * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark - as commutative. Check both conversions are NOP. - ((A & B) OP (C & B)): Remove. - -2016-05-04 Alan Modra <amodra@gmail.com> - - * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test. - -2016-05-04 Alan Modra <amodra@gmail.com> - - PR target/70866 - * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p - when cr2,3,4 are all fixed regs. - -2016-05-04 Bernd Schmidt <bschmidt@redhat.com> - - PR rtl-optimization/57193 - * opts.c (default_options_table): Revert OPT_frename_registers change. - * doc/invoke.texi (-frename-registers, -O2): Likewise. - -2016-05-03 Martin Sebor <msebor@redhat.com> - - PR c++/66561 - * builtins.c (fold_builtin_FILE): New function. - (fold_builtin_FUNCTION, fold_builtin_LINE): New functions. - (fold_builtin_0): Call them. - * gimplify.c (gimplify_call_expr): Remove the handling of - BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE. - - PR c++/66561 - * doc/extend.texi (Other Builtins): Update __builtin_FILE, - __builtin_FUNCTION, and __builtin_LINE to reflect they yield - constants. - - PR c++/66639 - * doc/extend.texi (Function Names as Strings): Update __func__, - __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to - constants. - -2016-05-03 Jakub Jelinek <jakub@redhat.com> - Richard Biener <rguenther@suse.de> - - PR tree-optimization/70916 - * tree-if-conv.c: Include cfganal.h. - (pass_if_conversion::execute): Call connect_infinite_loops_to_exit - and remove_fake_exit_edges around the optimization pass. - -2016-05-03 Jan Hubicka <hubicka@ucw.cz> - - * cgraph.c (symbol_table::create_edge): Set inline_failed. - (cgraph_edge::make_direct): Likewise. - (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p. - * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed. - * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code - (CIF_THUNK): New code. - * ipa-inline-analysis.c (initialize_inline_failed): Preserve - CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p. - (compute_inline_parameters): Set inline_failed for thunks. - (inline_analyze_function): Cleanup. - * ipa-inline.c (can_inline_edge_p): Do not deal with - call_stmt_cannot_inline_p. - (can_early_inline_edge_p): Likewise. - (early_inliner): Initialize inline_failed. - * lto-cgraph.c (lto_output_edge): Sanity check inline_failed. - -2016-05-03 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename - from nonimm_ssenomem_operand. - (nonimm_ssenomem_operand): New predicate. - * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand - as operand 0 predicate. - (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387. - Disable unsupported alternatives using "enabled" attribute. - Use register_ssemem_operand as operand 0 predicate. - (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate. - -2016-05-03 Marek Polacek <polacek@redhat.com> - - PR c/70859 - * input.c (expansion_point_location): New function. - * input.h (expansion_point_location): Declare. - -2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com> - - * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset - occurence with frame_offset_ ones. - -2016-05-03 Alan Modra <amodra@gmail.com> - - PR rtl-optimization/70890 - * ira.c (combine_and_move_insns): When moving def_insn, remove - equivs on use_insn. - -2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com> - - * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll") - ("*r<noxa>sbg_<mode>_srl"): New define_insns. - ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask". - ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise. - -2016-05-03 Alan Modra <amodra@gmail.com> - - * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition - for SAVE_MULTIPLE/STORE_MULTIPLE. - -2016-05-03 Jakub Jelinek <jakub@redhat.com> - - * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387, - *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x. - -2016-05-03 Richard Biener <rguenther@suse.de> - - * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter - default true. - (gimplify_arg): Likewise. - * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter, - re-writing the result to a decl if required. - (internal_get_tmp_var): Add allow_ssa parameter - and override into_ssa with it. - (get_formal_tmp_var): Adjust. - (get_initialized_tmp_var): Add allow_ssa parameter. - (gimplify_arg): Add allow_ssa parameter and avoid generating - SSA names for the result false. - (gimplify_call_expr): If the call may return twice do not - gimplify parameters into SSA. - (prepare_gimple_addressable): Do not allow an SSA name as temporary. - (gimplify_modify_expr): Adjust assert. For noreturn calls - with a SSA name LHS adjust its def. - (gimplify_save_expr): Do not allow an SSA name as save-expr result. - (gimplify_one_sizepos): Do not allow an SSA name as a sizepos. - (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA. - (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not - an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands. - (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise - for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP. - (optimize_target_teams): Do not allow SSA names for clause operands. - (gimplify_expr): Likewise for where we mark the result addressable. - * passes.def (pass_init_datastructures): Remove. - * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names. - (rewrite_stmt): Likewise. - * tree-inline.c (initialize_cfun): Properly transfer SSA state. - (replace_locals_op): Replace SSA names. - (copy_gimple_seq_and_replace_locals): Init src_cfun. - * gimple-low.c (lower_builtin_setjmp): Deal with SSA. - * cgraph.c (release_function_body): Free CFG annotations only - when we have a CFG. Simplify. - * gimple-fold.c (gimplify_and_update_call_from_tree): Use - force_gimple_operand instead of get_initialized_tmp_var. - * tree-pass.h (make_pass_init_datastructures): Remove. - * tree-ssa.c (execute_init_datastructures): Remove. - (pass_data_init_datastructures): Likewise. - (class pass_init_datastructures): Likewise. - (make_pass_init_datastructures): Likewise. - * omp-low.c (create_omp_child_function): Init SSA data structures. - (grid_expand_target_grid_body): Likewise. - * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA - name before adding it to names_to_release. - (remove_bb): Always release SSA defs. - * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR - before dereferencing it. - * cgraphunit.c (init_lowered_empty_function): Always - int SSA data structures. - * tree-ssanames.c (release_defs): Remove assert that we are in - SSA form. - * trans-mem.c (diagnose_tm_1): Handle SSA name function. - -2016-05-03 Jakub Jelinek <jakub@redhat.com> - Uros Bizjak <ubizjak@gmail.com> - - PR rtl-optimization/70467 - * config/i386/predicates.md (x86_64_hilo_int_operand, - x86_64_hilo_general_operand): New predicates. - * config/i386/constraints.md (Wd): New constraint. - * config/i386/i386.md (mode attr di): Use Wd instead of e. - (general_hilo_operand): New mode attr. - (add<mode>3, sub<mode>3): Use <general_hilo_operand> - instead of <general_operand>. - (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use - x86_64_hilo_general_operand instead of <general_operand>. - -2016-05-03 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/70916 - * tree-if-conv.c (constant_or_ssa_name): Removed. - (fold_build_cond_expr): Use is_gimple_val instead of - constant_or_ssa_name. - - PR tree-optimization/70916 - * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up - if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P. - - PR target/49244 - * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h. - (optimize_atomic_bit_test_and): New function. - (pass_fold_builtins::execute): Use it. - * optabs.def (atomic_bit_test_and_set_optab, - atomic_bit_test_and_complement_optab, - atomic_bit_test_and_reset_optab): New optabs. - * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, - ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns. - * builtins.h (expand_ifn_atomic_bit_test_and): New prototype. - * builtins.c (expand_ifn_atomic_bit_test_and): New function. - * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET, - expand_ATOMIC_BIT_TEST_AND_COMPLEMENT, - expand_ATOMIC_BIT_TEST_AND_RESET): New functions. - * doc/md.texi (atomic_bit_test_and_set@var{mode}, - atomic_bit_test_and_complement@var{mode}, - atomic_bit_test_and_reset@var{mode}): Document. - * config/i386/sync.md (atomic_bit_test_and_set<mode>, - atomic_bit_test_and_complement<mode>, - atomic_bit_test_and_reset<mode>): New expanders. - (atomic_bit_test_and_set<mode>_1, - atomic_bit_test_and_complement<mode>_1, - atomic_bit_test_and_reset<mode>_1): New insns. - -2016-05-03 Richard Sandiford <richard.sandiford@arm.com> - - PR rtl-optimization/70687 - * combine.c (change_zero_ext): Check for scalar modes. Use wide_int - instead of unsigned HOST_WIDE_INT. - -2016-05-03 Bernd Schmidt <bschmidt@redhat.com> - - PR rtl-optimization/44281 - * hard-reg-set.h (struct target_hard_regs): New field - x_fixed_nonglobal_reg_set. - (fixed_nonglobal_reg_set): New macro. - * reginfo.c (init_reg_sets_1): Initialize it. - * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead - of fixed_reg_set. - * df-scan.c (df_insn_refs_collect): Asms may reference global regs. - -2016-05-03 Bin Cheng <bin.cheng@arm.com> - - PR tree-optimization/56541 - * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item. - * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param. - * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro. - (any_complicated_phi): new static variable. - (aggressive_if_conv): delete. - (if_convertible_phi_p): support phis with more than two arguments. - (if_convertible_bb_p): remvoe check on aggressive_if_conv and - critical pred edges. - (ifcvt_split_critical_edges): support phis with more than two - arguments by checking new parameter. only split critical edges - if needed. - (tree_if_conversion): handle simd pragma marked loop using new - local variable aggressive_if_conv. check any_complicated_phi. - -2016-05-03 Bin Cheng <bin.cheng@arm.com> - - * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on - before using it. - -2016-05-03 Bin Cheng <bin.cheng@arm.com> - - * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber - cbase. - -2016-05-03 Oleg Endo <olegendo@gcc.gnu.org> - - * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify. - (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to - define_insn_and_split. - (mulsi3_i): New define_insn_and_split. - (mulsi3_call): Convert to define_insn. - (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact): - Remove constraints. - -2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com> - - * machmode.h (mode_complex): Add support to give the complex mode - for a given mode. - (GET_MODE_COMPLEX_MODE): Likewise. - * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode - stored by build_complex_type and gfc_build_complex_type instead of - trying to figure out the appropriate mode based on the size. Raise - an assertion error, if the type was not set. - * genmodes.c (struct mode_data): Add field for the complex type of - the given type. - (blank_mode): Likewise. - (make_complex_modes): Remember the complex mode created in the - base type. - (emit_mode_complex): Write out the mode_complex array to map a - type mode to the complex version. - (emit_insn_modes_c): Likewise. - * tree.c (build_complex_type): Set the complex type to use before - calling layout_type. - * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add - support for __float128 complex datatypes. - (rs6000_hard_regno_mode_ok): Likewise. - (rs6000_setup_reg_addr_masks): Likewise. - (rs6000_complex_function_value): Likewise. - * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise. - __float128 and __ibm128 complex. - (FLOAT128_IBM_P): Likewise. - (ALTIVEC_ARG_MAX_RETURN): Likewise. - * doc/extend.texi (Additional Floating Types): Document that - -mfloat128 must be used to enable __float128. Document complex - __float128 and __ibm128 support. - -2016-05-02 Jakub Jelinek <jakub@redhat.com> - - PR target/49244 - * gimple.c (gimple_builtin_call_types_compatible_p): Allow - char/short arguments promoted to int because of promote_prototypes. - -2016-05-02 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/predicates.md (register_ssemem_operand): New predicate. - * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from - *cmpi<FPCMP:unord><MODEF:mode>_mixed and - *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported - alternatives using "enabled" attribute. Use register_ssemem_operand - as operand 1 predicate. - (*cmpi<unord>xf_i387): Split XFmode pattern from - *cmpi<FPCMP:unord><X87MODEF:mode>_i387. - (*absneg<mode>2): Merge from *absneg<mode>2_mixed and - *absneg<mode>2_i387. Disable unsupported alternatives using - "enabled" attribute. - (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387. - -2016-05-02 Nathan Sidwell <nathan@codesourcery.com> - - * omp-low.c (lower_oacc_head_tail): Assert there is at least one - marker. - (oacc_loop_process): Check mask for loop termination. - -2016-05-02 Jan Hubicka <hubicka@ucw.cz> - - * cif-code.def (CIF_THUNK): Add. - * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert - accidental change. - -2016-05-02 Jan Hubicka <hubicka@ucw.cz> - - * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions - (dump_inline_summary): Dump it. - (fp_expression_p): New predicate. - (estimate_function_body_sizes): Use it. - (inline_merge_summary): Merge fp_expressions. - (inline_read_section): Read fp_expressions. - (inline_write_summary): Write fp_expressions. - * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math - codegen boundary if either caller or callee is !fp_expressions. - * ipa-inline.h (inline_summary): Add fp_expressions. - * ipa-inline-transform.c (inline_call): When inlining !fp_expressions - to fp_expressions be sure the fp generation flags are updated. - -2016-05-02 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/70467 - * cse.c (cse_insn): Handle no-op MEM moves after folding. - - PR rtl-optimization/70467 - * ipa-pure-const.c (check_call): Handle internal calls even in - ipa mode like in local mode. - -2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de> - - * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions. - -2016-05-02 Marc Glisse <marc.glisse@inria.fr> - - * match.pd (X u< X, X u> X): New transformations. - -2016-05-02 Marc Glisse <marc.glisse@inria.fr> - - * flag-types.h (enum warn_strict_overflow_code): Move ... - * coretypes.h: ... here. - * fold-const.h (fold_overflow_warning): Declare. - * fold-const.c (fold_overflow_warning): Make non-static. - (fold_comparison): Move the transformation of X +- C1 CMP C2 - into X CMP C2 -+ C1 ... - * match.pd: ... here. - * gimple-fold.c (fold_stmt_1): Protect with - fold_defer_overflow_warnings. - -2016-05-02 Nathan Sidwell <nathan@codesourcery.com> - - * omp-low.c (struct oacc_loop): Add 'inner' field. - (new_oacc_loop_raw): Initialize it to zero. - (oacc_loop_fixed_partitions): Initialize it. - (oacc_loop_auto_partitions): Partition outermost loop to outermost - available partitioning. - -2016-05-02 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc.md (mulsidi3): Change operand 0 predicate to - register_operand. - (umulsidi3): Likewise. - (indirect_jump): Fix jump instruction assembly patterns. - -2016-05-02 Thomas Schwinge <thomas@codesourcery.com> - - PR target/70860 - * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun. - (nvptx_function_value): Assert non-NULL cfun. - -2016-05-02 Eric Botcazou <ebotcazou@adacore.com> - - PR rtl-optimization/70886 - * sched-deps.c (estimate_dep_weak): Canonicalize cselib values. - - * cselib.h (rtx_equal_for_cselib_1): Declare. - (rtx_equal_for_cselib_p: New inline function. - * cselib.c (rtx_equal_for_cselib_p): Delete. - (rtx_equal_for_cselib_1): Make public. - -2016-05-02 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate. - (register_mixssei387nonimm_operand): Remove predicate. - * config/i386/i386.md (*fop_<mode>_comm): Merge from - *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported - alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH - for TARGET_MIX_SSE_I387 alternatives. - (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387. - Disable unsupported alternatives using "enabled" attribute. Use - nonimm_ssenomem_operand as operand 1 predicate. Also check - X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives. - -2016-05-02 Richard Sandiford <richard.sandiford@arm.com> - - * tree.c (cst_and_fits_in_hwi): Simplify. - -2016-05-02 Richard Sandiford <richard.sandiford@arm.com> - - * tree.h (wi::to_wide): New function. - * expr.c (expand_expr_real_1): Use wi::to_wide. - * fold-const.c (int_const_binop_1): Likewise. - (extract_muldiv_1): Likewise. - -2016-05-02 Richard Sandiford <richard.sandiford@arm.com> - - * wide-int.h: Update offset_int and widest_int documentation. - (WI_SIGNED_SHIFT_RESULT): New macro. - (wi::binary_shift): Define signed_shift_result_type for - shifts on offset_int- and widest_int-like types. - (generic_wide_int): Support <<= and >>= if << and >> are supported. - * tree.h (int_bit_position): Use shift operators instead of wi:: - shifts. - * alias.c (adjust_offset_for_component_ref): Likewise. - * expr.c (get_inner_reference): Likewise. - * fold-const.c (fold_comparison): Likewise. - * gimple-fold.c (fold_nonarray_ctor_reference): Likewise. - * gimple-ssa-strength-reduction.c (restructure_reference): Likewise. - * tree-dfa.c (get_ref_base_and_extent): Likewise. - * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise. - (stmt_kills_ref_p): Likewise. - * tree-ssa-ccp.c (bit_value_binop_1): Likewise. - * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise. - * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise. - (ao_ref_init_from_vn_reference): Likewise. - -2016-05-02 Richard Sandiford <richard.sandiford@arm.com> - - * wide-int.h: Update offset_int and widest_int documentation. - (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro. - (wi::binary_traits): Allow ordered comparisons between offset_int and - offset_int, between widest_int and widest_int, and between either - of these types and basic C types. - (operator <, <=, >, >=): Define for the same combinations. - * tree.h (tree_int_cst_lt): Use comparison operators instead - of wi:: comparisons. - (tree_int_cst_le): Likewise. - * gimple-fold.c (fold_array_ctor_reference): Likewise. - (fold_nonarray_ctor_reference): Likewise. - * gimple-ssa-strength-reduction.c (record_increment): Likewise. - * tree-affine.c (aff_comb_cannot_overlap_p): Likewise. - * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise. - * tree-sra.c (completely_scalarize): Likewise. - * tree-ssa-alias.c (stmt_kills_ref_p): Likewise. - * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise. - * tree-vrp.c (extract_range_from_binary_expr_1): Likewise. - (check_for_binary_op_overflow): Likewise. - (search_for_addr_array): Likewise. - * ubsan.c (ubsan_expand_objsize_ifn): Likewise. - -2016-05-02 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword. - (arc_save_restore): Likewise. - (arc_dwarf_register_span): Likewise. - (arc_output_pic_addr_const): Initialize suffix variable. - -2016-05-02 Martin Liska <mliska@suse.cz> - - * symbol-summary.h (function_summary::function_summary): - Remove checking assert for all cgraph nodes. - (function_summary::get): Check summary_uid. - (symtab_insertion): Check summary_uid. - -2016-05-02 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc-protos.h (compact_memory_operand_p): Declare. - * config/arc/arc.c (arc_output_commutative_cond_exec): Consider - bmaskn instruction. - (arc_dwarf_register_span): Remove enum keyword. - (compact_memory_operand_p): New function. - * config/arc/arc.h (reg_class): Add code density register classes. - (REG_CLASS_NAMES): Likewise. - (REG_CLASS_CONTENTS): Likewise. - * config/arc/arc.md (*movqi_insn): Add code density instructions. - (*movhi_insn, *movsi_insn, *movsf_insn): Likewise. - (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise. - (*cmpsi_cc_c_insn, *movsi_ne): Likewise. - * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New - constraints. - (h, Rcd, Rsd, Rzd): New register constraints. - (T): Use compact_memory_operand_p function. - * config/arc/predicates.md (compact_load_memory_operand): Remove. - -2016-05-02 Oleg Endo <olegendo@gcc.gnu.org> - - * config/sh/sh.md (*negnegt, *movtt): Remove. - -2016-05-02 Marek Polacek <polacek@redhat.com> - Tom de Vries <tom@codesourcery.com> - - PR tree-optimization/70700 - * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids - bigger than FIRST_REF_NODE. - -2016-05-02 Oleg Endo <olegendo@gcc.gnu.org> - - PR target/52898 - * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4, - TARGET_CMPEQDI_T. - (prepare_cbranch_operands): Don't use scratch register. Assume that - function is used when pseudos can be created. - (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths. - * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created. - (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4 - define_expand. Allow it only when pseudos can be created. - * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete. - -2016-05-01 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/constraints.md (BC): Only allow -1 operands. - * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative. - Add "enabled" attribute. Update XI mode attribute calculation. - * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative. - (*movoi_internal_avx): Update XI mode attribute calculation. - (*movti_internal): Ditto. - -2016-05-01 Oleg Endo <olegendo@gcc.gnu.org> - - * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4, - cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints. - -2016-05-01 Eric Botcazou <ebotcazou@adacore.com> - - * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch - statement on instruction code. Remove trailing spaces. - (altivec_expand_stv_builtin): Likewise. - -2016-05-01 Oleg Endo <olegendo@gcc.gnu.org> - - * config/sh/sh.h (TARGET_SH4): Remove and use default implementation. - (TARGET_FPU_DOUBLE): Simplify. - (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace - 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'. - * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions - with 'TARGET_FPU_DOUBLE'. - * config/sh/sh.md: Likewise. - -2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp> - - * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT, - SH_DIV_STR_FOR_SIZE): Remove. - * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT, - SH_DIV_STR_FOR_SIZE): Remove. - -2016-05-01 Oleg Endo <olegendo@gcc.gnu.org> - - * config/sh/predicates.md (any_register_operand, zero_extend_operand, - logical_reg_operand): Delete. - (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand, - arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand, - logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using - match_operand and match_test. - (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local - variables on their first use. Return bool values. - * config/sh/sh.h (LOAD_EXTEND_OP): Update comment. - * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and - arith_reg_operand for input operand. Remove empty constraints. - (xorsi3): Delete. - (*xorsi3_compact): Rename to xorsi3. - (zero_extend<mode>si2): Use arith_reg_operand for input operand. - (*zero_extend<mode>si2_disp_mem): Update comment. - (mov_nop): Delete. - -2016-04-30 Oleg Endo <olegendo@gcc.gnu.org> - - * config/sh/t-sh: Remove SH5 support. - * config.gcc: Likewise. - * configure: Likewise. - -2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus. - -2016-04-30 Oleg Endo <olegendo@gcc.gnu.org> - - * config/sh/sh.c (register_sh_passes, sh_option_override, - sh_print_operand, prepare_move_operands, - sh_can_follow_jump): Remove TARGET_SH1 checks. - * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P, - PROMOTE_MODE): Likewise. - * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3, - movdi): Likewise. - -2016-04-30 Alan Modra <amodra@gmail.com> - - * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline - restoring when fixed_reg_p, but allow out-of-line or stmw save. - Check for user regs later to avoid unnecessary looping over regs. - Merge user reg check with non-saved reg check. Don't force - inline VR restore when static chain used. - (rs6000_frame_related): Omit eh_frame info for user regs when - saving. - (fixed_regs_p): Delete. - -2016-04-30 Alan Modra <amodra@gmail.com> - - * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with.. - (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum. - Update all uses. - -2016-04-30 Alan Modra <amodra@gmail.com> - - PR target/69645 - * config/rs6000/rs6000.c (fixed_reg_p): New function. - (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p. - Update all uses. - -2016-04-30 Alan Modra <amodra@gmail.com> - - * config/rs6000/rs6000.c (rs6000_conditional_register_usage): - Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with - flag_pic test for Darwin. - -2016-04-30 Alan Modra <amodra@gmail.com> - - * regs.h (struct reg_info_t): Delete freq_calls_crossed and - throw_calls_crossed. - (REG_FREQ_CALLS_CROSSED): Delete. - (REG_N_THROWING_CALLS_CROSSED): Delete. - * regstat.c (regstat_bb_compute_ri): Don't calculate - REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED. - (dump_reg_info): Don't print call cross frequency. - * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED - and REG_N_THROWING_CALLS_CROSSED. - -2016-04-30 Alan Modra <amodra@gmail.com> - - * regs.h (struct reg_info_t): Delete live_length. - (REG_LIVE_LENGTH): Delete macro. - * regstat.c (regstat_bb_compute_ri): Delete artificial_uses, - local_live, local_processed and local_live_last_luid params. - Replace bb_index param with bb. Don't set REG_LIVE_LENGTH. - Formatting fixes. - (regstat_compute_ri): Adjust for above. Don't set - REG_LIVE_LENGTH. - (dump_reg_info): Don't print live length. - * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH - with test of setjmp_crosses. Don't set REG_LIVE_LENGTH. - Localize loop_depth var. - -2016-04-30 Alan Modra <amodra@gmail.com> - - * ira.c (enum valid_equiv): New. - (validate_equiv_mem): Return enum. - (update_equiv_mem): Create replacement in more cases. - (add_store_equivs): Update validate_equiv_mem call. - -2016-04-30 Alan Modra <amodra@gmail.com> - - * ira.c (combine_and_move_insns): Rather than scanning insns, - use DF infrastucture to find use and def insns. - -2016-04-30 Alan Modra <amodra@gmail.com> - - ira.c (combine_and_move_insns): Move invariant conditions.. - (ira.c): ..to here. Call combine_and_move_insns before - add_store_equivs. Call grow_reg_equivs later. Allocate - req_equiv later using max_reg_num() rather than global max_regno. - (contains_replace_regs): Delete. - (add_store_equivs): Remove contains_replace_regs test. - -2016-04-30 Alan Modra <amodra@gmail.com> - - * ira.c (struct equiv_mem_data): New. - (equiv_mem, equiv_mem_modified): Delete static vars. - (validate_equiv_mem_from_store): Use "data" param to communicate.. - (validate_equiv_mem): ..from here. - -2016-04-30 Alan Modra <amodra@gmail.com> - - * ira.c (add_store_equivs, combine_and_move_insns): New functions, - split out from.. - (update_reg_equivs): ..here. Move allocation and freeing of - reg_equiv, and calls to grow_reg_equivs, init_alias_analysis, - end_alias_analysis to.. - (ira): ..here. - -2016-04-30 Alan Modra <amodra@gmail.com> - - * ira.c (pdx_subregs): Delete. - (struct equivalence): Add pdx_subregs field. - (set_paradoxical_subreg): Remove pdx_subregs param. Update - pdx_subregs access. - (update_equiv_regs): Don't create or free pdx_subregs. Update - pdx_subregs access. - -2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - * config/rs6000/altivec.h: Change definitions of vec_xl and - vec_xst. - * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New. - (LD_ELEMREV_V2DI): New. - (LD_ELEMREV_V4SF): New. - (LD_ELEMREV_V4SI): New. - (LD_ELEMREV_V8HI): New. - (LD_ELEMREV_V16QI): New. - (ST_ELEMREV_V2DF): New. - (ST_ELEMREV_V2DI): New. - (ST_ELEMREV_V4SF): New. - (ST_ELEMREV_V4SI): New. - (ST_ELEMREV_V8HI): New. - (ST_ELEMREV_V16QI): New. - (XL): New. - (XST): New. - * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add - descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST. - * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from - TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR. - (altivec_expand_builtin): Add handling for - VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>. - (rs6000_invalid_builtin): Add error-checking for - RS6000_BTM_P9_VECTOR. - (altivec_init_builtins): Define builtins used to implement vec_xl - and vec_xst. - (rs6000_builtin_mask_names): Define power9-vector. - * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define. - (RS6000_BTM_P9_VECTOR): Define. - (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR. - * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn. - (vsx_ld_elemrev_v2df): Likewise. - (vsx_ld_elemrev_v4sf): Likewise. - (vsx_ld_elemrev_v4si): Likewise. - (vsx_ld_elemrev_v8hi): Likewise. - (vsx_ld_elemrev_v16qi): Likewise. - (vsx_st_elemrev_v2df): Likewise. - (vsx_st_elemrev_v2di): Likewise. - (vsx_st_elemrev_v4sf): Likewise. - (vsx_st_elemrev_v4si): Likewise. - (vsx_st_elemrev_v8hi): Likewise. - (vsx_st_elemrev_v16qi): Likewise. - * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct - grammar. - -2016-04-29 Patrick Palka <ppalka@gcc.gnu.org> - - * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split - out into ... - (simplify_control_stmt_condition_1): ... here. Recurse into - BIT_AND_EXPRs and BIT_IOR_EXPRs. - -2016-04-29 David Edelsohn <dje.gcc@gmail.com> - - PR target/69810 - * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode. - (zero_extendqi<mode>2_dot): Revert earlier conversion from - define_insn_and_split to define_insn. - (zero_extendqi<mode>2_dot2): Same. - (extendqi<mode>2_dot): Same. - (extendqi<mode>2_dot2): Same. - -2016-04-29 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK. - (probe_stack): New expander. - (probe_stack_<mode>): New insn pattern. - -2016-04-29 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md - (operations with memory inputs setting flags peephole2): - Remove uneeded REG_P checks. Cleanup pattern generation. - -2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com> - - * tree-vect-loop.c (vect_transform_loop): Fix - nb_iterations_upper_bound computation for vectorized loop. - -2016-04-29 Marek Polacek <polacek@redhat.com> - Jakub Jelinek <jakub@redhat.com> - - PR sanitizer/70342 - * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use - TARGET_EXPR_SLOT as a base. - -2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com> - - * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint - with 'rCm2' constraints to limit possible immediate size. - (*load_zeroextendqisi_update): Likewise. - (*load_signextendqisi_update): Likewise. - (*loadhi_update): Likewise. - (*load_zeroextendhisi_update): Likewise. - (*load_signextendhisi_update): Likewise. - (*loadsi_update): Likewise. - (*loadsf_update): Likewise. - -2016-04-29 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/predicates.md (constm1_operand): Fix comparison. - -2016-04-29 Claudiu Zissulescu <claziss@synopsys.com> - - * testsuite/gcc.target/arc/ieee_eq.c: New test. - -2016-04-29 Oleg Endo <olegendo@gcc.gnu.org> - - * common/config/sh/sh-common.c (sh_option_optimization_table): Remove - remaining SH5 related settings. - * config/sh/sh-protos.h (shmedia_cleanup_truncate, - shmedia_prepare_call_address): Delete. - * config/sh/sh.c (sh_print_operand, output_stack_adjust, - DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments. - * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC, - UNSUPPORTED_SH2A): Remove m5 checks. - (sh_divide_strategy_e): Remove SH5 division strategies. - (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default. - * config/sh/sh.md (divsf3): Reinstate define_expand pattern. - -2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com> - - * config/s390/s390.c (s390_rtx_costs): Update documentation. - -2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder. - * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"): - Change lder to ldr. - * config/s390/vector.md ("mov<mode>"): Likewise. - -2016-04-29 Ulrich Weigand <uweigand@de.ibm.com> - - * config/s390/constraints.md ("U", "W"): Invoke - s390_mem_constraint with "ZR" and "ZT". - * config/s390/s390.c (s390_check_qrst_address): Reject invalid - addresses when using LRA. Accept also short displacements for S - and T constraints. Do not check for long displacement target for - S and T constraints. - (s390_mem_constraint): Remove handling of U and W constraints. - * config/s390/s390.md (various patterns): Remove the short - displacement constraints (Q and R) if a long displacement - constraint is present. Add longdisp as required CPU capability. - * config/s390/vector.md: Likewise. - * config/s390/vx-builtins.md: Likewise. - -2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com> - - PR target/60040 - * reload1.c (reload): Call finish_spills before - restarting reload loop. Skip select_reload_regs - if update_eliminables_and_spill returns true. - -2016-04-29 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define. - * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate. - (umulhisi3_imm): Update predicates and constraint letters. - (umulhisi3_reg): Declare instruction as commutative. - * config/arc/constraints.md (J12, J16): New constraints. - * config/arc/predicates.md (short_unsigned_const_operand): New - predicate. - (arc_short_operand): Likewise. - * testsuite/gcc.target/arc/umulsihi3_z.c: New file. - -2016-04-29 Richard Biener <rguenther@suse.de> - - PR tree-optimization/13962 - PR tree-optimization/65686 - * tree-ssa-alias.h (ptrs_compare_unequal): Declare. - * tree-ssa-alias.c (ptrs_compare_unequal): New function - using PTA to compare pointers. - * match.pd: Add pattern for pointer equality compare simplification - using ptrs_compare_unequal. - -2016-04-29 Richard Biener <rguenther@suse.de> - - * stor-layout.c (layout_type): Do not build a pointer-to-element - type for arrays. - -2016-04-29 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2): - Use SWI mode iterator. Use general_reg_operand predicate. - (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split - peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand - predicates. - -2016-04-29 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/70843 - * fold-const.c (operand_equal_p): Don't verify hash value equality - if arg0 == arg1. - * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK - and OMP_CLAUSE. - -2016-04-28 Jakub Jelinek <jakub@redhat.com> - - PR target/70858 - * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT - to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64. - (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64, - __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di, - __builtin_ia32_pdep_di and __builtin_ia32_pext_di. - -2016-04-28 Segher Boessenkool <segher@kernel.crashing.org> - - * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr - to info. Don't initialize separate fields to 0. Clean up - formatting a bit. - -2016-04-28 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (peephole2s for operations with memory inputs): - Use SWI mode iterator. - (peephole2s for operations with memory outputs): Ditto. - Do not check for stack checking probe. - - (probe_stack): Remove expander. - -2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com> - Andrew Burgess <andrew.burgess@embecosm.com> - - * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L' - operands as 32-bits. - -2016-04-28 Jason Merrill <jason@redhat.com> - - * gdbinit.in: Skip line-map.h. - -2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com> - Andrew Burgess <andrew.burgess@embecosm.com> - - * config/arc/arc.c (arc_conditional_register_usage): Take - TARGET_RRQ_CLASS into account. - (arc_print_operand): Support printing 'p' and 's' operands. - * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default - as 0. - (TARGET_RRQ_CLASS): Define. - (IS_POWEROF2_OR_0_P): Define. - * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi - alternatives. - (*tst_movb): New define_insn. - (*tst): Avoid recognition if it could prevent '*tst_movb' - combination; replace c/CnL with c/Chs alternative. - (*tst_bitfield_tst): New define_insn. - (*tst_bitfield_asr): New define_insn. - (*tst_bitfield): New define_insn. - (andsi3_i): Add Rrq variant. - (extzv): New define_expand. - (insv): New define_expand. - (*insv_i): New define_insn. - (*movb): New define_insn. - (*movb_signed): New define_insn. - (*movb_high): New define_insn. - (*movb_high_signed): New define_insn. - (*movb_high_signed + 1): New define_split pattern. - (*mrgb): New define_insn. - (*mrgb + 1): New define_peephole2 pattern. - (*mrgb + 2): New define_peephole2 pattern. - * config/arc/arc.opt (mbitops): New option for nps400, uses - TARGET_NPS_BITOPS_DEFAULT. - * config/arc/constraints.md (q): Make register class conditional. - (Rrq): New register constraint. - (Chs): New constraint. - (Clo): New constraint. - (Chi): New constraint. - (Cbf): New constraint. - (Cbn): New constraint. - (C18): New constraint. - (Cbi): New constraint. - -2016-04-28 Segher Boessenkool <segher@kernel.crashing.org> - - * cfganal.c (bitmap_intersection_of_succs): Delete assert checking - dst->popcount. - (bitmap_intersection_of_preds): Ditto. - (bitmap_union_of_succs): Ditto. - (bitmap_union_of_preds): Ditto. - * sbitmap.c (do_popcount): Delete. - (BITMAP_DEBUGGING): Delete. - (sbitmap_verify_popcount): Delete. - (sbitmap_alloc): Don't initialize the popcount field. - (sbitmap_alloc_with_popcount): Delete. - (sbitmap_resize): Don't resize the popcount array. - (sbitmap_vector_alloc): Don't initialize the popcount field. - (bitmap_copy): Don't copy the popcount array. - (bitmap_clear): Don't clear the popcount array. - (bitmap_clear): Delete the popcount array handling. - (bitmap_ior_and_compl): Delete the popcount assert. - (bitmap_not): Ditto. - (bitmap_and_compl): Ditto. - (bitmap_and): Delete the popcount array handling. - (bitmap_xor): Ditto. - (bitmap_ior): Ditto. - (bitmap_or_and): Delete the popcount assert. - (bitmap_and_or): Ditto. - (popcount_table): Delete. - (sbitmap_elt_popcount): Delete. - * sbitmap.h (simple_bitmap_def): Delete the popcount field. - (bitmap_set_bit): Delete the popcount assert. - (bitmap_clear_bit): Ditto. - (sbitmap_free): Don't free the popcount array. - (sbitmap_alloc_with_popcount): Delete declaration. - (sbitmap_popcount): Ditto. - -2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com> - Andrew Burgess <andrew.burgess@embecosm.com> - - * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define. - (TARGET_NPS_CMEM_DEFAULT): Provide default definition. - * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address. - (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated. - * config/arc/arc.opt (mcmem): New option. - * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative, - supply length for r/m alternative. - (*extendqisi2_ac): Likewise. - (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and - r/Uex alternative. - (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives. - (movhi_insn): Likewise. - (movsi_insn): Add r/Ucm,Ucm/w alternatives. - (*zero_extendqihi2_i): Add r/Ucm alternative. - (*zero_extendqisi2_ac): Likewise. - (*zero_extendhisi2_i): Likewise. - * config/arc/constraints.md (Uex): New memory constraint. - (Ucm): New define_constraint. - * config/arc/predicates.md (long_immediate_loadstore_operand): - Return 0 for MEM with cmem_address address. - (cmem_address_0): New predicates. - (cmem_address_1): Likewise. - (cmem_address_2): Likewise. - (cmem_address): Likewise. - -2016-04-28 Segher Boessenkool <segher@kernel.crashing.org> - - * config/rs6000/rs6000.c (machine_function): Rename - insn_chain_scanned_p to spe_insn_chain_scanned_p. - (rs6000_stack_info): Adjust. - -2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com> - Andrew Burgess <andrew.burgess@embecosm.com> - - * config/arc/constraints.md (Usd): Convert to define_constraint. - (Us<): Likewise. - (Us>): Likewise. - -2016-04-28 Jakub Jelinek <jakub@redhat.com> - - PR target/70821 - * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>): - Add new peephole2 where the first insn is *mov<mode>_or instead of - *mov<mode>_internal. - -2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org> - - * tracer.c (bb_seen): Make static. - -2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com> - - * common/config/arc/arc-common.c (arc_handle_option): Add NPS400 - support, setup defaults. - * config/arc/arc-opts.h (enum processor_type): Add NPS400. - * config/arc/arc.c (arc_init): Add NPS400 support. - * config/arc/arc.h (CPP_SPEC): Add NPS400 defines. - (TARGET_ARC700): NPS400 is also an ARC700. - * config/arc/arc.opt: Add NPS400 options to -mcpu=. - -2016-04-28 Segher Boessenkool <segher@kernel.crashing.org> - - PR target/70668 - * config/nds32/nds32.md (casesi): Don't access the operands array - out of bounds. - -2016-04-28 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (zeroing peephole2): Use general_reg_operand. - (or $-1,reg peephole2): Ditto. - (strict_low_part zeroing peephole2): Use SWI12 mode iterator. - -2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de> - - * doc/extend.texi (Common Function Attributes) [optimize]: - Discourage use of the optimize attribute. - -2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com> - - * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a - special case builtin. - * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove - ALTIVEC_BUILTIN_VEC_ADDE. - * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add - support for ALTIVEC_BUILTIN_VEC_ADDE. - * config/rs6000/rs6000.c (altivec_init_builtins): Add definition - for __builtin_vec_adde. - -2016-04-28 Jakub Jelinek <jakub@redhat.com> - - * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative. - * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise. - -2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - PR testsuite/70595 - * doc/sourcebuild.texi (Effective-Target Keywords, Other - attributes): Document cilkplus_runtime. - -2016-04-28 Martin Jambor <mjambor@suse.cz> - - * tree-cfg.c (verify_expr): Verify that local declarations belong to - this function. Call verify_expr on MEM_REFs and bases of other - handled_components. - -2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * internal-fn.c (expand_arith_overflow): Convert preprocessor check - for WORD_REGISTER_OPERATIONS to runtime check. - -2016-04-28 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler. - -2016-04-28 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc.c (arc_process_double_reg_moves): Fix for - big-endian compilation. - * config/arc/arc.md (addf3): Likewise. - (subdf3): Likewise. - (muldf3): Likewise. - -2016-04-28 Richard Biener <rguenther@suse.de> - - PR tree-optimization/70840 - * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even; - Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant; - Mark x * pow(x,c) -> pow(x,c+1) commutative. - Add powi(x,y) * powi(z,y) -> powi(x*z,y). - -2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0 - and explain why in a comment. - -2016-04-28 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc.md (cpu_facility): Add fpx variant. - (subdf3): Prohibit use reverse sub when assist operations option - is enabled. - * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub - instructions only when FPX is enabled. - * testsuite/gcc.target/arc/trsub.c: New test. - -2016-04-28 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for - mult_operator when calculating "type" attribute. - (*fop_<mode>_1_i387): Ditto. - (*fop_xf_1_i387): Ditto. - (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2. - Use std::swap to swap operands. Use RTL expressions to generate - converted pattern. - -2016-04-28 Claudiu Zissulescu <claziss@synopsys.com> - Joern Rennecke <joern.rennecke@embecosm.com> - - * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove - declaration. - (emit_pic_move): Remove. - (arc_eh_uses, insn_is_tls_gd_dispatch): Declare. - * config/arc/arc.c (emit_pic_move): Removed. - (TARGET_HAVE_TLS): Define. - (arc_conditional_register_usage): Test for arc_tp_regno. - (arc_print_operand, arc_print_operand_address): Handle TLS - unspecs. - (arc_needs_pcl_p): New function. - (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p. - (arc_legitimate_pic_addr_p): Handle TLS unspecs. - (arc_raw_symbolic_reference_mentioned_p): Likewise. - (arc_get_tp, arc_emit_call_tls_get_addr): New function. - (arc_legitimize_tls_address): Likewise. - (DTPOFF_ZERO_SYM): Define. - (arc_legitimize_pic_address): Make it static, handle TLS cases. - (arc_output_pic_addr_const): Print TLS unspecs. - (prepare_pic_move): New function, replaces emit_pic_move. - (arc_legitimate_constant_p): Handle TLS unspecs. - (arc_legitimate_address_p): Likewise. - (arc_rewrite_small_data_p): Use assert for TLS constants. - (prepare_move_operands): Use prepare_pic_move. - (arc_legitimize_address): Legitimize tls addresses. - (arc_epilogue_uses): Check for arc_tp_regno. - (arc_eh_uses, insn_is_tls_gd_dispatch): New function. - * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS): - Define. - [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC): - Likewise. - [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add - %(arc_tls_extra_start_spec). - (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__. - (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno. - (EH_USES): Define. - (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch. - * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE) - (UNSPEC_TLS_OFF): Add. - (R10_REG): Define. - (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch) - (get_thread_pointersi): New patterns. - * config/arc/arc.opt (mtp-regno): New option. - * config/arc/predicates.md (move_src_operand): Handle TLS symbols. - (move_dest_operand): Likewise. - * configure: Regenerate. - * configure.ac: Add arc*-*-* case to test for tls. - * doc/invoke.texi (ARC options): Document mtp-regno. - -2016-04-28 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc.c (arc_vector_mode_supported_p): Add support for - the new ARC HS SIMD instructions. - (arc_preferred_simd_mode): New function. - (arc_autovectorize_vector_sizes): Likewise. - (TARGET_VECTORIZE_PREFERRED_SIMD_MODE) - (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define. - (arc_init_reg_tables): Accept new ARC HS SIMD modes. - (arc_init_builtins): Add new SIMD builtin types. - (arc_split_move): Handle 64 bit vector moves. - * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD) - (TARGET_PLUS_QMACW): Define. - * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH) - (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H) - (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H) - (VSUBADD4H): New builtins. - * config/arc/simdext.md: Add new ARC HS SIMD instructions. - * testsuite/gcc.target/arc/builtin_simdarc.c: New file. - -2016-04-28 Eduard Sanou <dhole@openmailbox.org> - Matthias Klose <doko@debian.org> - - * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable. - -2016-04-28 Richard Biener <rguenther@suse.de> - - PR middle-end/70777 - * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0) - canonicalization. - -2016-04-28 Oleg Endo <olegendo@gcc.gnu.org> - - * common/config/sh/sh-common.c: Remove SH5 support. - * config/sh/constraints.md: Likewise. - * config/sh/config/sh/elf.h: Likewise. - * config/sh/linux.h: Likewise. - * config/sh/netbsd-elf.h: Likewise. - * config/sh/predicates.md: Likewise. - * config/sh/sh-c.c: Likewise. - * config/sh/sh-protos.h: Likewise. - * config/sh/sh.c: Likewise. - * config/sh/sh.h: Likewise. - * config/sh/sh.md: Likewise. - * config/sh/sh.opt: Likewise. - * config/sh/sync.md: Likewise. - * config/sh/sh64.h: Delete. - * config/sh/shmedia.h: Likewise. - * config/sh/shmedia.md: Likewise. - * config/sh/sshmedia.h: Likewise. - * config/sh/t-netbsd-sh5-64: Likewise. - * config/sh/t-sh64: Likewise. - * config/sh/ushmedia.h: Likewise. - -2016-04-28 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (sign_extend to memory peephole2s): Use - general_reg_operand instead of register_operand predicate. - -2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - * params.def (MIN_PARTITION_SIZE): Set default value to 10000. - -2016-04-27 Marc Glisse <marc.glisse@inria.fr> - - * match.pd (A - B > A, A + B < A): New transformations. - -2016-04-27 Patrick Palka <ppalka@gcc.gnu.org> - - * genattrtab.c (write_test_expr): New parameter EMIT_PARENS - which defaults to true. Emit an outer pair of parentheses only if - EMIT_PARENS. When continuing a chain of && or || (or & or |), - don't emit parentheses for the right-hand operand. - -2016-04-27 Jeff Law <law@redhat.com> - - * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment. - -2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove. - (altivec_lvx_<mode>_internal): Document. - (altivec_lvx_<mode>_2op): New define_insn. - (altivec_lvx_<mode>_1op): Likewise. - (altivec_lvx_<mode>_2op_si): Likewise. - (altivec_lvx_<mode>_1op_si): Likewise. - (altivec_stvx_<mode>): Remove. - (altivec_stvx_<mode>_internal): Document. - (altivec_stvx_<mode>_2op): New define_insn. - (altivec_stvx_<mode>_1op): Likewise. - (altivec_stvx_<mode>_2op_si): Likewise. - (altivec_stvx_<mode>_1op_si): Likewise. - * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): - Expand vec_ld and vec_st during parsing. - * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary - changes. - (altivec_expand_stvx_be): Likewise. - (altivec_expand_lv_builtin): Expand lvx built-ins to expose the - address-masking behavior in RTL. - (altivec_expand_stv_builtin): Expand stvx built-ins to expose the - address-masking behavior in RTL. - (altivec_expand_builtin): Change builtin code arguments for calls - to altivec_expand_stv_builtin and altivec_expand_lv_builtin. - (insn_is_swappable_p): Avoid incorrect swap optimization in the - presence of lvx/stvx patterns. - (alignment_with_canonical_addr): New function. - (alignment_mask): Likewise. - (find_alignment_op): Likewise. - (recombine_lvx_pattern): Likewise. - (recombine_stvx_pattern): Likewise. - (recombine_lvx_stvx_patterns): Likewise. - (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and - stvx patterns from expand. - * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new - expansions. - (vector_altivec_store_<mode>): Likewise. - -2016-04-26 Evandro Menezes <e.menezes@samsung.com> - - * config/aarch64/aarch64.md - (*movhf_aarch64): Add "movi %0, #0" to zero up register and - remove the "fp" attributes. - (*movsf_aarch64): Add "movi %0, #0" to zero up register and - add the "simd" attributes. - (*movdf_aarch64): Likewise. - (*movtf_aarch64): Remove the "fp" attributes. - * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly. - * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise. - -2016-04-27 David Malcolm <dmalcolm@redhat.com> - - * emit-rtl.c (maybe_set_first_label_num): Strengthen param from - rtx to rtx_code_label *. - * rtl.h (maybe_set_first_label_num): Likewise. - -2016-04-27 David Malcolm <dmalcolm@redhat.com> - - * df-core.c (df_add_problem): Make the problem param be const. - (df_remove_problem): Make local "problem" be const. - * df-problems.c (problem_RD): Make const. - (problem_LR): Likewise. - (problem_LIVE): Likewise. - (problem_MIR): Likewise. - (problem_CHAIN): Likewise. - (problem_WORD_LR): Likewise. - (problem_NOTE): Likewise. - (problem_MD): Likewise. - * df-scan.c (problem_SCAN): Likewise. - * df.h (struct df_problem): Make field "dependent_problem" be - const. - (struct dataflow): Likewise for field "problem". - (df_add_problem): Make param const. - -2016-04-27 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when - inter-unit moves to/from vector registers are enabled. Do not disable - for TARGET_MMX. - -2016-04-27 David Malcolm <dmalcolm@redhat.com> - - * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR, - DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from - #define to... - (enum df_problem_id): ...this new enum. - (struct df_problem): Convert field "id" from "int" to - enum df_problem_id. - -2016-04-27 David Malcolm <dmalcolm@redhat.com> - - * rtl.def: Update comment for "things in the instruction chain" to - reflect the removal of the leading "i" field for INSN_UID in - r210360. Fix bogus apostrophe. - -2016-04-27 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md - (lea arith with mem operand + setcc peephole2): Set operator mode. - -2016-04-27 H.J. Lu <hongjiu.lu@intel.com> - - PR target/70155 - * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ... - (dimode_scalar_to_vector_candidate_p): This. - (timode_scalar_to_vector_candidate_p): New function. - (scalar_to_vector_candidate_p): Likewise. - (timode_check_non_convertible_regs): Likewise. - (timode_remove_non_convertible_regs): Likewise. - (remove_non_convertible_regs): Likewise. - (remove_non_convertible_regs): Renamed to ... - (dimode_remove_non_convertible_regs): This. - (scalar_chain::~scalar_chain): Make it virtual. - (scalar_chain::compute_convert_gain): Make it pure virtual. - (scalar_chain::mark_dual_mode_def): Likewise. - (scalar_chain::convert_insn): Likewise. - (scalar_chain::convert_registers): Likewise. - (scalar_chain::add_to_queue): Make it protected. - (scalar_chain::emit_conversion_insns): Likewise. - (scalar_chain::replace_with_subreg): Likewise. - (scalar_chain::replace_with_subreg_in_insn): Likewise. - (scalar_chain::convert_op): Likewise. - (scalar_chain::convert_reg): Likewise. - (scalar_chain::make_vector_copies): Likewise. - (scalar_chain::convert_registers): New pure virtual function. - (class dimode_scalar_chain): New class. - (class timode_scalar_chain): Likewise. - (scalar_chain::mark_dual_mode_def): Renamed to ... - (dimode_scalar_chain::mark_dual_mode_def): This. - (timode_scalar_chain::mark_dual_mode_def): New function. - (timode_scalar_chain::convert_insn): Likewise. - (dimode_scalar_chain::convert_registers): Likewise. - (scalar_chain::compute_convert_gain): Renamed to ... - (dimode_scalar_chain::compute_convert_gain): This. - (scalar_chain::replace_with_subreg): Renamed to ... - (dimode_scalar_chain::replace_with_subreg): This. - (scalar_chain::replace_with_subreg_in_insn): Renamed to ... - (dimode_scalar_chain::replace_with_subreg_in_insn): This. - (scalar_chain::make_vector_copies): Renamed to ... - (dimode_scalar_chain::make_vector_copies): This. - (scalar_chain::convert_reg): Renamed to ... - (dimode_scalar_chain::convert_reg ): This. - (scalar_chain::convert_op): Renamed to ... - (dimode_scalar_chain::convert_op): This. - (scalar_chain::convert_insn): Renamed to ... - (dimode_scalar_chain::convert_insn): This. - (scalar_chain::convert): Call convert_registers. - (convert_scalars_to_vector): Change to scalar_chain pointer to - use timode_scalar_chain in 64-bit mode and dimode_scalar_chain - in 32-bit mode. Delete scalar_chain pointer. Call - free_dominance_info in 64-bit mode. - (pass_stv::gate): Remove TARGET_64BIT check. - (ix86_option_override): Put the 64-bit STV pass before the CSE - pass. - -2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com> - - * dwarf2out.h (struct dw_loc_descr_node): Remove the - dw_loc_frame_offset field. - * dwarf2out.c (new_loc_descr): Likewise. - (resolve_args_picking_1): Turn the VISITED hash set into a - FRAME_OFFSET hash map. Use it to associate a frame offset to - visited nodes. Remove uses of the CHECKING_P macro. - (resolve_args_picking): Update call to resolve_args_picking_1. - -2016-04-27 Martin Liska <mliska@suse.cz> - - * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation. - (free_loop_data): Release vuses of groups. - -2016-04-27 Bin Cheng <bin.cheng@arm.com> - - * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use - instead of redundant use_id and boolean have_use_for. - (struct iv_use): Change sub_id into group_id. Remove field next. - Move fields: related_cands, n_map_members, cost_map and selected - to ... - (struct iv_group): ... here. New structure. - (struct iv_common_cand): Use structure declaration directly. - (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields. - (MAX_CONSIDERED_USES): Rename macro to ... - (MAX_CONSIDERED_GROUPS): ... here. - (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete. - (dump_iv, dump_use, dump_cand): Refactor format of dump information. - (dump_uses): Rename to ... - (dump_groups): ... here. Update all uses. - (tree_ssa_iv_optimize_init, alloc_iv): Update all uses. - (find_induction_variables): Refactor format of dump information. - (record_sub_use): Delete. - (record_use): Update all uses. - (record_group): New function. - (record_group_use, find_interesting_uses_op): Call above functions. - Update all uses. - (find_interesting_uses_cond): Ditto. - (group_compare_offset): New function. - (split_all_small_groups): Rename to ... - (split_small_address_groups_p): ... here. Update all uses. - (split_address_groups): Update all uses. - (find_interesting_uses): Refactor format of dump information. - (add_candidate_1): Update all uses. Remove redundant check on iv, - base and step. - (add_candidate, record_common_cand): Remove redundant assert. - (add_iv_candidate_for_biv): Update use. - (add_iv_candidate_derived_from_uses): Update all uses. - (add_iv_candidate_for_groups, record_important_candidates): Ditto. - (alloc_use_cost_map): Ditto. - (set_use_iv_cost, get_use_iv_cost): Rename to ... - (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses. - (determine_use_iv_cost_generic): Ditto. - (determine_group_iv_cost_generic): Ditto. - (determine_use_iv_cost_address): Ditto. - (determine_group_iv_cost_address): Ditto. - (determine_use_iv_cost_condition): Ditto. - (determine_group_iv_cost_cond): Ditto. - (determine_use_iv_cost): Ditto. - (determine_group_iv_cost): Ditto. - (set_autoinc_for_original_candidates): Update all uses. - (find_iv_candidates): Update all uses. Refactor dump information. - (determine_use_iv_costs): Ditto. - (determine_iv_costs): Ditto. - (iv_ca_cand_for_use): Rename to ... - (iv_ca_cand_for_group): ... here. Update all uses. - (iv_ca_add_use, iv_ca_add_group): Ditto. - (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses. - (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto. - (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto. - (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto. - (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto. - (create_new_iv, adjust_iv_update_pos): Ditto. - (rewrite_use_address): Delete. - (rewrite_use_address_1): Rename to ... - (rewrite_use_address): ... here. - (rewrite_use_compare): Update all uses. - (rewrite_use): Delete. - (rewrite_uses): Rename to ... - (rewrite_groups): ... here. Update all uses. - (remove_unused_ivs, free_loop_data): Update all uses. - (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto. - -2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * rtlanal.c (nonzero_bits1): Convert preprocessor check - for WORD_REGISTER_OPERATIONS to runtime check. - -2016-04-27 Richard Biener <rguenther@suse.de> - - PR ipa/70760 - * tree-ssa-structalias.c (find_func_aliases_for_call): Use - aggregate_value_p to determine if a function result is - returned by reference. - (ipa_pta_execute): Functions having their address taken are - not automatically nonlocal. - -2016-04-27 Jakub Jelinek <jakub@redhat.com> - - PR sanitizer/70683 - * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK. - * fold-const.c (operand_equal_p): If flag_checking and - OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK - and if it returns non-zero, assert iterative_hash_expr on both - args is the same. - -2016-04-27 Bernd Schmidt <bschmidt@redhat.com> - - * doc/invoke.texi (-frename-registers): Also enabled at -Os. - -2016-04-27 Nick Clifton <nickc@redhat.com> - - PR middle-end/49889 - * varasm.c (merge_weak): Generate an error if an attempt is made - to convert a non-weak static function into a weak, public function. - -2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - * params.def (MAX_PARTITION_SIZE): New param. - * doc/invoke.texi: Document lto-max-partition. - -2016-04-27 Richard Biener <rguenther@suse.de> - - PR ipa/70785 - * tree-ssa-structalias.c (refered_from_nonlocal_fn): New - function cummulating used_from_other_partition, externally_visible - and force_output from aliases. - (refered_from_nonlocal_var): Likewise. - (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate - node flags properly. - -2016-04-27 Bernd Schmidt <bschmidt@redhat.com> - - * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size. - (-Wmemset-elt-size): New item. - -2016-04-27 Eric Botcazou <ebotcazou@adacore.com> - - PR ada/70759 - * stor-layout.h (internal_reference_types): Delete. - * stor-layout.c (reference_types_internal): Likewise. - (internal_reference_types): Likewise. - (layout_type) <REFERENCE_TYPE>: Adjust. - -2016-04-27 Jakub Jelinek <jakub@redhat.com> - - PR sanitizer/70683 - * tree.h (inchash::add_expr): Add FLAGS argument. - * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF, - use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF. - For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same. - Formatting fix. Adjust recursive calls. For tcc_comparison, - if swap_tree_comparison (code) is smaller than code, hash that - and arguments in the other order. Hash CONVERT_EXPR the same - as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset - of ADDR_EXPR of decl as the decl itself. Add or remove - OEP_ADDRESS_OF from recursive flags as needed. For - FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two - operands commutatively and only the third one normally. - For internal CALL_EXPR hash in CALL_EXPR_IFN. - -2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de> - - * config/rtems.h (LIB_SPEC): Add -latomic. - -2016-04-27 Joel Sherrill <joel@rtems.org> - - * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid - xilink.ld and flags not relevant to RTEMS. - -2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn> - - * toplev.c (backend_init_target): Avoid calling init_reload when using - LRA. - -2016-04-26 Jakub Jelinek <jakub@redhat.com> - - * reorg.c (try_merge_delay_insns): Declare i and j inside the - for loops rather than one for the whole function. - -2016-04-26 Marc Glisse <marc.glisse@inria.fr> - - * match.pd (X + CST CMP X): New transformation. - -2016-04-26 Marc Glisse <marc.glisse@inria.fr> - - * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED. - * fold-const.c (fold_binary_loc): Remove 2 transformations - superseded by match.pd. - * match.pd (x+x -> x*2): Generalize to integers. - -2016-04-26 Bernd Schmidt <bschmidt@redhat.com> - - * config/i386/i386.md (operation on memory peephole): Duplicate an - existing peephole and adapt it to match lea rather than an operation - that clobbers CC. - - PR rtl-optimization/57193 - * opts.c (default_options_table): Add OPT_frename_registers at -O2 - and above. - * doc/invoke.texi (-frename-registers, -O2): Update documentation. - -2016-04-26 Bin Cheng <bin.cheng@arm.com> - - * tree-if-conv.c (any_pred_load_store): New static variable. - (if_convertible_gimple_assign_stmt_p): Remove parameter. Use - any_pred_load_store instead of and_mask_load_store. - (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto. - (if_convertible_loop_p, insert_gimplified_predicates): Ditto. - (combine_blocks, tree_if_conversion): Ditto. - -2016-04-26 Bin Cheng <bin.cheng@arm.com> - - PR tree-optimization/70771 - PR tree-optimization/70775 - * tree-if-conv.c (if_convertible_phi_p): Remove check on special - virtual PHI nodes. Delete parameter. - (if_convertible_loop_p_1): Delete argument to above function. - (predicate_all_scalar_phis): Delete code handling single-argument - PHIs. - (tree_if_conversion): Mark and update virtual SSA. - -2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - PR target/61821 - * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default. - (x86_elf_aligned_common): Rename to ... - (x86_elf_aligned_decl_common): ... this. - Add decl arg. Switch to .lbss for largecomm object. Use - LARGECOMM_SECTION_ASM_OP. - * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect - renaming. - * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ... - (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this. - Pass new decl arg. - * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise. - [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define. - -2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - PR target/59407 - * config/i386/i386.c (SECTION_LARGE): Define. - (x86_64_elf_select_section): Set it for large data/bss sections. - Only clear SECTION_WRITE for .lrodata. - (x86_64_elf_section_type_flags): Set SECTION_LARGE for large - data/bss sections. - * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define. - * varasm.c (default_elf_asm_named_section): Grow flagchars. - [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for - SECTION_MACH_DEP. - * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe. - * doc/tm.texi: Regenerate. - -2016-04-26 Jakub Jelinek <jakub@redhat.com> - - PR bootstrap/70704 - * configure.ac (--enable-checking): Document extra flag, for - non-release builds default to --enable-checking=yes,extra. - If misc checking and extra checking, define CHECKING_P to 2 instead - of 1. - * common.opt (fchecking=): Add. - * doc/invoke.texi (-fchecking=): Document. - * doc/install.texi: Document --enable-checking changes. - * configure: Regenerated. - * config.in: Regenerated. - -2016-04-25 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (*movxi_internal_avx512f): Use insn type - attribute instead of which_alternative. - * config/i386/sse.md (*mov<mode>_internal): Ditto. - Use EXT_REX_SSE_REG_P where appropriate. - -2016-04-25 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/predicates.md (const0_operand): Do not match - const_wide_int code. - (const1_operand): Ditto. - -2016-04-25 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI - for SSE constm1 operands and TARGET_AVX512VL. - (*movti_internal): Ditto. - (*mov<mode>_or): Use constm1_operand predicate. - * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI - for SSE vector_all_ones operands and TARGET_AVX512VL. - * config/i386/predicates.md (constm1_operand): New predicate. - * config/i386/i386.c (standard_sse_constant_opcode): Simplify - emission of constant -1 load. - -2016-04-25 Jason Merrill <jason@redhat.com> - - * gdbinit.in: Skip is-a.h. - - * attribs.c (register_scoped_attributes): Fix logic. - * attribs.h: Declare register_scoped_attributes. - -2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - * config/rs6000/rs6000-builtin.def: Correct pasto error for - stxvd2x and stxvw4x built-in functions. - -2016-04-25 DJ Delorie <dj@redhat.com> - - * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts. - (ashrhi3): Likewise. - (lshrhi3): Likewise. - -2016-04-25 Richard Biener <rguenther@suse.de> - - PR tree-optimization/70780 - * tree-ssa-pre.c (compute_antic_aux): Also return true if the block - wasn't visited yet. - (compute_antic): Mark blocks with abnormal preds as visited as - they have a final empty antic-in solution already. - -2016-04-25 Michael Collison <michael.collison@linaro.org> - - * ChangeLog(2016-04-25): Fix ChangeLog formatting. - -2016-04-25 Michael Collison <michael.collison@linaro.org> - - * config/arm/neon.md (widen_<us>sum<mode>): New patterns where - mode is VQI to improve mixed mode vectorization. - * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New - define_insn to match low half of signed vaddw. - * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New - define_insn to match high half of signed vaddw. - * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New - define_insn to match low half of unsigned vaddw. - * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New - define_insn to match high half of unsigned vaddw. - * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function. - (arm_simd_check_vect_par_cnst_half_p): Likewise. - * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype - for new function. - (arm_simd_check_vect_par_cnst_half_p): Likewise. - * config/arm/predicates.md (vect_par_constant_high): Support - big endian and simplify by calling - arm_simd_check_vect_par_cnst_half - (vect_par_constant_low): Likewise. - -2016-04-25 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand - predicate for operand 2. - -2016-04-24 Uros Bizjak <ubizjak@gmail.com> - H.J. Lu <hongjiu.lu@intel.com> - - * config/i386/i386-protos.h (standard_sse_constant_p): Add - machine_mode argument. - * config/i386/i386.c (standard_sse_constant_p): Return 2 for - constm1_rtx operands. For VOIDmode constants, get mode from - pred_mode. Check mode size if the mode is supported by ABI. - (standard_sse_constant_opcode): Do not use standard_constant_p. - Strictly check ABI support for all-ones operands. - (ix86_legitimate_constant_p): Handle TImode, OImode and XImode - immediates. Update calls to standard_sse_constant_p. - (ix86_expand_vector_move): Update calls to standard_sse_constant_p. - (ix86_rtx_costs): Ditto. - * config/i386/i386.md (*movxi_internal_avx512f): Use - nonimmediate_or_sse_const_operand instead of vector_move_operand. - Use (v,BC) alternative instead of (v,C). Use register_operand - checks instead of MEM_P. - (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead - of vector_move_operand. Add (v,BC) alternative and corresponding avx2 - isa attribute. Use register_operand checks instead of MEM_P. - (*movti_internal): Use nonimmediate_or_sse_const_operand for - TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC) - alternative and corresponding sse2 isa attribute. - (*movtf_internal, *movdf_internal, *movsf_interal): Update calls - to standard_sse_constant_p. - (FP constant splitters): Ditto. - * config/i386/constraints.md (BC): Do not use standard_sse_constant_p. - (C): Ditto. - * config/i386/predicates.md (constm1_operand): Remove. - (nonimmediate_or_sse_const_operand): Rewrite using RTX. - * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use - vector_all_ones_operand instead of constm1_operand. - -2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * print-rtl.c (print_rtx_insn_vec): New function. - * print-rtl.h: New prototype. - * store-motion.c (struct st_expr): Make avail_stores a vector. - (st_expr_entry): Adjust. - (free_st_expr_entry): Likewise. - (print_store_motion_mems): Likewise. - (find_moveable_store): Likewise. - (compute_store_table): Likewise. - (delete_store): Likewise. - (build_store_vectors): Likewise. - -2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * reorg.c (try_merge_delay_insns): Make merged_insns a vector. - -2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * vec.h (vec_safe_contains): New function. - (vec::contains): Likewise. - (vec::begin): Likewise. - (vec::end): Likewise. - -2016-04-23 Jakub Jelinek <jakub@redhat.com> - - PR sanitizer/70712 - * cfgexpand.c (expand_stack_vars): Fix typo. - -2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com> - - * system.h (list, map, set, vector): Include conditionally. - * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define. - * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define. - * ipa-icf.c (INCLUDE_LIST): Define. - * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define. - * config/sh/sh.c (INCLUDE_VECTOR): Define. - * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define. - (INCLUDE_LIST, INCLUDE_VECTOR): Define. - * cp/logic.cc (INCLUDE_LIST): Define. - * fortran/trans-common.c (INCLUDE_MAP): Define. - -2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com> - - * auto-profile.c: Remove <string.h> include. - * ipa-icf-gimple.c: Remove <list> include. - * diagnostic.c: Remove <new> include. - * genmatch.c: Likewise. - * pretty-print.c: Likewise. - * toplev.c: Likewise - * c/c-objc-common.c: Likewise. - * cp/error.c: Likewise. - * fortran/error.c: Likewise. - -2016-04-22 Richard Biener <rguenther@suse.de> - - * lto-streamer-in.c (input_ssa_names): Do not allocate - GIMPLE_NOP for all SSA names. - * lto-streamer-out.c (output_ssa_names): Do not output - SSA names that should have been released. - -2016-04-22 Richard Biener <rguenther@suse.de> - - PR tree-optimization/70740 - * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted - VDEF. - -2016-04-21 H.J. Lu <hongjiu.lu@intel.com> - - PR target/70750 - * config/i386/predicates.md (call_insn_operand): Replace - sibcall_memory_operand with memory_operand. - -2016-04-21 Patrick Palka <ppalka@gcc.gnu.org> - - * tree-vrp.c (register_edge_assert_for_2): Remove redundant - has_single_use() tests. - (register_edge_assert_for_1): Likewise. - (find_assert_locations_1): Check the liveness bitmap instead of - checking has_single_use(). - -2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com> - - PR target/70728 - * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"): - Extract AVX-512BW constraint from AVX. - -2016-04-21 Richard Biener <rguenther@suse.de> - - PR tree-optimization/70725 - * tree-if-conv.c (if_convertible_phi_p): Adjust guard - for phi_convertible_by_degenerating_args. - (predicate_all_scalar_phis): Handle single-argument PHIs. - -2016-04-21 Richard Biener <rguenther@suse.de> - - PR middle-end/70747 - * fold-const.c (fold_comparison): Return properly typed - constant boolean. - -2016-04-21 Bin Cheng <bin.cheng@arm.com> - - PR tree-optimization/70715 - * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality - after expanding BASE using expand_simple_operations. - -2016-04-21 Marc Glisse <marc.glisse@inria.fr> - - * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)): - New transformations. - -2016-04-21 Marc Glisse <marc.glisse@inria.fr> - - * match.pd (min(int_max, x), max(int_min, x)): New transformations. - -2016-04-20 Jan Hubicka <jh@suse.cz> - - * ipa-inline.c (can_inline_edge_p): Pass caller info to - ultiimate_alias_target. - (update_callee_keys): Likewise. - (lookup_recursive_calls): Likewise. - (speculation_useful_p): Likewise. - -2016-04-20 Jan Hubicka <jh@suse.cz> - - PR ipa/70018 - * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ... - (set_nothrow_flag_1): ... this; handle interposition correctly; - recurse on aliases and thunks. - (cgraph_node::set_nothrow_flag): New. - * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to - functions compiled with non-call exceptions that binds to current - def. - (propagate_nothrow): Be safe WRT interposition. - * cgraph.h (set_nothrow_flag): Update prototype. - -2016-04-18 Jan Hubicka <jh@suse.cz> - - * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also - max_loop_iterations_int. - (tree_unswitch_outer_loop): Likewise. - -2016-04-20 Bin Cheng <bin.cheng@arm.com> - - PR tree-optimization/69489 - * tree-if-conv.c (phi_convertible_by_degenerating_args): New. - (if_convertible_phi_p): Call phi_convertible_by_degenerating_args. - Revise dump message. - (if_convertible_bb_p): Remove check on edge count of basic block's - predecessors. - -2016-04-20 Bin Cheng <bin.cheng@arm.com> - - PR tree-optimization/56625 - PR tree-optimization/69489 - * tree-data-ref.h (DR_INNERMOST): New macro. - * tree-if-conv.c (innermost_loop_behavior_hash): New class for - hashing struct innermost_loop_behavior. - (ref_DR_map): Remove. - (innermost_DR_map): New map. - (baseref_DR_map): Revise comment. - (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR - to innermost_DR_map accroding to its innermost loop behavior. - (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according - to its innermost loop behavior. - (if_convertible_loop_p_1): Remove intialization for ref_DR_map. - Add initialization for innermost_DR_map. Record memory reference - in DR_BASE_ADDRESS if the reference is compound one or it doesn't - have innermost loop behavior. - (if_convertible_loop_p): Remove release for ref_DR_map. Release - innermost_DR_map. - -2016-04-20 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (*lea<mode>_general_1): Rename from - *lea_general_1. Use explicit SWI12 mode interator. - (*lea<mode>_general_2): Rename from *lea_general_2. - Use explicit SWI12 mode interator. - (*lea<mode>_general_3): Rename from *lea_general_3. - Use explicit SWI12 mode interator. - (*lea<SWI12:mode>_general_4): Split from *lea_general_4. - Use explicit SWI12 mode interator. - (*lea<SWI48:mode>_general_4): Split from *lea_general_4. - Use explicit SWI48 mode interator. - -2016-04-20 H.J. Lu <hongjiu.lu@intel.com> - - * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): - Short-cut unaligned load and store cases. Handle all integer - vector modes. - (ix86_expand_vector_move_misalign): Short-cut unaligned load - and store cases. Call ix86_avx256_split_vector_move_misalign - directly without checking mode class. - -2016-04-20 Andrew Pinski <apinski@cavium.com> - Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR target/64971 - * config/aarch64/aarch64.md (sibcall): Force call - address to be DImode for ILP32. - (sibcall_value): Likewise. - -2016-04-20 H.J. Lu <hongjiu.lu@intel.com> - - * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup. - -2016-04-20 Richard Biener <rguenther@suse.de> - - * gimple-match.h (maybe_build_generic_op): Adjust prototype. - * gimple-match-head.c (maybe_build_generic_op): Pass all ops - by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF. - (maybe_push_res_to_seq): Adjust. - * gimple-fold.c (maybe_build_generic_op): Likewise. - -2016-04-20 Marek Polacek <polacek@redhat.com> - - * tree-if-conv.c (is_false_predicate): For NULL_TREE return false - rather than true. - -2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com> - - * config/i386/sse.md (vec_unpacks_lo_hi): Always - use kmovw to support AVX512F target. - -2016-04-20 Bin Cheng <bin.cheng@arm.com> - - * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR. - -2016-04-20 Marek Polacek <polacek@redhat.com> - - PR tree-optimization/70725 - * tree-if-conv.c (is_false_predicate): New function. - (predicate_mem_writes): Use it. - -2016-04-20 Richard Biener <rguenther@suse.de> - - PR tree-optimization/70726 - * tree-vect-stmts.c (vectorizable_shift): Do not use scalar - shift amounts from a pattern stmt operand. - -2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - PR target/70674 - * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new - stack_restore_from_fpr pattern when restoring r15. - (s390_optimize_prologue): Strip away the memory barrier in the - parallel when trying to get rid of restore insns. - * config/s390/s390.md ("stack_restore_from_fpr"): New insn - definition for loading the stack pointer from an FPR. Compared to - the normal move insn this pattern includes a full memory barrier. - -2016-04-19 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/70680 - * gimplify.c (gimplify_omp_for): Call omp_notice_variable for - implicitly linear or lastprivate iterator on the outer context. - -2016-04-19 H.J. Lu <hongjiu.lu@intel.com> - - * config/i386/i386.c (ix86_legitimate_combined_insn): Remove - alignment check. - * config/i386/i386.md (ssememalign): Removed. - * config/i386/sse.md: Remove ssememalign attribute from patterns. - -2016-04-19 H.J. Lu <hongjiu.lu@intel.com> - - PR target/69201 - * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass - const short * to __builtin_ia32_loaddquhi512_mask. - (_mm512_maskz_loadu_epi16): Likewise. - (_mm512_mask_storeu_epi16): Pass short * to - __builtin_ia32_storedquhi512_mask. - (_mm512_mask_loadu_epi8): Pass const char * to - __builtin_ia32_loaddquqi512_mask. - (_mm512_maskz_loadu_epi8): Likewise. - (_mm512_mask_storeu_epi8): Pass char * to - __builtin_ia32_storedquqi512_mask. - * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass - const double * to __builtin_ia32_loadupd512_mask. - (_mm512_mask_loadu_pd): Likewise. - (_mm512_maskz_loadu_pd): Likewise. - (_mm512_storeu_pd): Pass double * to - __builtin_ia32_storeupd512_mask. - (_mm512_mask_storeu_pd): Likewise. - (_mm512_loadu_ps): Pass const float * to - __builtin_ia32_loadups512_mask. - (_mm512_mask_loadu_ps): Likewise. - (_mm512_maskz_loadu_ps): Likewise. - (_mm512_storeu_ps): Pass float * to - __builtin_ia32_storeups512_mask. - (_mm512_mask_storeu_ps): Likewise. - (_mm512_mask_loadu_epi64): Pass const long long * to - __builtin_ia32_loaddqudi512_mask. - (_mm512_maskz_loadu_epi64): Likewise. - (_mm512_mask_storeu_epi64): Pass long long * - to __builtin_ia32_storedqudi512_mask. - (_mm512_loadu_si512): Pass const int * to - __builtin_ia32_loaddqusi512_mask. - (_mm512_mask_loadu_epi32): Likewise. - (_mm512_maskz_loadu_epi32): Likewise. - (_mm512_storeu_si512): Pass int * to - __builtin_ia32_storedqusi512_mask. - (_mm512_mask_storeu_epi32): Likewise. - * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass - char * to __builtin_ia32_storedquqi256_mask. - (_mm_mask_storeu_epi8): Likewise. - (_mm256_mask_loadu_epi16): Pass const short * to - __builtin_ia32_loaddquhi256_mask. - (_mm256_maskz_loadu_epi16): Likewise. - (_mm_mask_loadu_epi16): Pass const short * to - __builtin_ia32_loaddquhi128_mask. - (_mm_maskz_loadu_epi16): Likewise. - (_mm256_mask_loadu_epi8): Pass const char * to - __builtin_ia32_loaddquqi256_mask. - (_mm256_maskz_loadu_epi8): Likewise. - (_mm_mask_loadu_epi8): Pass const char * to - __builtin_ia32_loaddquqi128_mask. - (_mm_maskz_loadu_epi8): Likewise. - (_mm256_mask_storeu_epi16): Pass short * to. - __builtin_ia32_storedquhi256_mask. - (_mm_mask_storeu_epi16): Pass short * to. - __builtin_ia32_storedquhi128_mask. - * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass - const double * to __builtin_ia32_loadupd256_mask. - (_mm256_maskz_loadu_pd): Likewise. - (_mm_mask_loadu_pd): Pass onst double * to - __builtin_ia32_loadupd128_mask. - (_mm_maskz_loadu_pd): Likewise. - (_mm256_mask_storeu_pd): Pass double * to - __builtin_ia32_storeupd256_mask. - (_mm_mask_storeu_pd): Pass double * to - __builtin_ia32_storeupd128_mask. - (_mm256_mask_loadu_ps): Pass const float * to - __builtin_ia32_loadups256_mask. - (_mm256_maskz_loadu_ps): Likewise. - (_mm_mask_loadu_ps): Pass const float * to - __builtin_ia32_loadups128_mask. - (_mm_maskz_loadu_ps): Likewise. - (_mm256_mask_storeu_ps): Pass float * to - __builtin_ia32_storeups256_mask. - (_mm_mask_storeu_ps): ass float * to - __builtin_ia32_storeups128_mask. - (_mm256_mask_loadu_epi64): Pass const long long * to - __builtin_ia32_loaddqudi256_mask. - (_mm256_maskz_loadu_epi64): Likewise. - (_mm_mask_loadu_epi64): Pass const long long * to - __builtin_ia32_loaddqudi128_mask. - (_mm_maskz_loadu_epi64): Likewise. - (_mm256_mask_storeu_epi64): Pass long long * to - __builtin_ia32_storedqudi256_mask. - (_mm_mask_storeu_epi64): Pass long long * to - __builtin_ia32_storedqudi128_mask. - (_mm256_mask_loadu_epi32): Pass const int * to - __builtin_ia32_loaddqusi256_mask. - (_mm256_maskz_loadu_epi32): Likewise. - (_mm_mask_loadu_epi32): Pass const int * to - __builtin_ia32_loaddqusi128_mask. - (_mm_maskz_loadu_epi32): Likewise. - (_mm256_mask_storeu_epi32): Pass int * to - __builtin_ia32_storedqusi256_mask. - (_mm_mask_storeu_epi32): Pass int * to - __builtin_ia32_storedqusi128_mask. - * config/i386/i386-builtin-types.def (PCSHORT): New. - (PINT64): Likewise. - (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise. - (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise. - (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise. - (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise. - (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise. - (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise. - (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise. - (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise. - (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise. - (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise. - (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise. - (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise. - (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise. - (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise. - (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise. - (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise. - (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise. - (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise. - (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise. - (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise. - (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise. - (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise. - (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise. - (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise. - (VOID_FTYPE_PINT64_V8DI_UQI): Likewise. - (VOID_FTYPE_PINT64_V4DI_UQI): Likewise. - (VOID_FTYPE_PINT64_V2DI_UQI): Likewise. - (VOID_FTYPE_PINT_V16SI_UHI): Likewise. - (VOID_FTYPE_PINT_V8SI_UHI): Likewise. - (VOID_FTYPE_PINT_V4SI_UHI): Likewise. - (VOID_FTYPE_PSHORT_V32HI_USI): Likewise. - (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise. - (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise. - (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise. - (VOID_FTYPE_PCHAR_V32QI_USI): Likewise. - (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise. - (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed. - (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise. - (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise. - (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise. - (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise. - (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise. - (VOID_FTYPE_PV32HI_V32HI_USI): Likewise. - (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise. - (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise. - (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise. - (VOID_FTYPE_PV32QI_V32QI_USI): Likewise. - (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise. - * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't - use UNSPEC_STOREU. - (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU. - (ix86_avx256_split_vector_move_misalign): Don't use unaligned - load nor store. - (ix86_expand_vector_move_misalign): Likewise. - (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer - to scalar function prototype for unaligned load/store builtins. - (ix86_expand_special_args_builtin): Updated. - * config/i386/sse.md (UNSPEC_LOADU): Removed. - (UNSPEC_STOREU): Likewise. - (VI_ULOADSTORE_BW_AVX512VL): Likewise. - (VI_ULOADSTORE_F_AVX512VL): Likewise. - (ssescalarsize): Handle V4TI, V2TI and V1TI. - (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise. - (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise. - (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise. - (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise. - (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise. - (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise. - (sse2_avx_avx512f>_storedqu<mode>): Likewise. - (<avx512>_storedqu<mode>_mask): Likewise. - (*sse4_2_pcmpestr_unaligned): Likewise. - (*sse4_2_pcmpistr_unaligned): Likewise. - (*mov<mode>_internal): Renamed to ... - (mov<mode>_internal): This. Remove check of AVX and IAMCU on - misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>. - (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU. - (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU. - -2016-04-19 Richard Biener <rguenther@suse.de> - - PR tree-optimization/70171 - * tree-ssa-phiprop.c: Include stor-layout.h. - (phiprop_insert_phi): Handle the aggregate copy case. - (propagate_with_phi): Likewise. - -2016-04-19 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg - instead of simplify_gen_subreg (... , 0). - (ix86_delegitimize_address): Ditto. - (ix86_split_divmod): Ditto. - (ix86_split_copysign_const): Ditto. - (ix86_split_copysign_var): Ditto. - (ix86_expand_args_builtin): Ditto. - (ix86_expand_round_builtin): Ditto. - (ix86_expand_special_args_builtin): Ditto. - * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto. - (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto. - (udivmodqi4): Ditto. - (absneg splitters): Ditto. - (*jcc_bt<mode>_1): Ditto. - -2016-04-19 Richard Biener <rguenther@suse.de> - - PR tree-optimization/70724 - * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info - restoring out from ... - (free_scc_vn): ... here. - * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare. - * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before - tail merging. - (pass_fre::execute): Restore SSA info. - -2016-04-19 Richard Biener <rguenther@suse.de> - - * gimple-walk.h (struct walk_stmt_info): Add stmt member. - * gimple-walk.c (walk_gimple_op): Initialize it. - (walk_gimple_asm): Set wi->is_lhs before each callback invocation. - * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when - remapping SSA names of defs. - (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT - adjustment. - -2016-04-18 Vladimir Makarov <vmakarov@redhat.com> - - PR middle-end/70689 - * lra-constraints.c (equiv_substition_p): New. - (process_alt_operands): Use it. - (swap_operands): Swap it. - (curr_insn_transform): Update it. - -2016-04-18 Michael Matz <matz@suse.de> - - * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount. - (SET_TYPE_ALIGN, SET_DECL_ALIGN): New. - * tree-core.h (tree_type_common.align): Use bit-field. - (tree_type_common.spare): New. - (tree_decl_common.off_align): Make smaller. - (tree_decl_common.align): Use bit-field. - - * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN. - * omp-low.c (install_var_field): Use SET_DECL_ALIGN. - (scan_sharing_clauses): Ditto. - (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN. - (omp_finish_file): Ditto. - * stor-layout.c (do_type_align): Use SET_DECL_ALIGN. - (layout_decl): Ditto. - (relayout_decl): Ditto. - (finalize_record_size): Use SET_TYPE_ALIGN. - (finalize_type_size): Ditto. - (finish_builtin_struct): Ditto. - (layout_type): Ditto. - (initialize_sizetypes): Ditto. - * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN. - * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN. - (lookup_field_for_decl): Use SET_DECL_ALIGN. - (get_chain_field): Ditto. - (get_trampoline_type): Ditto. - (get_nl_goto_field): Ditto. - * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use - SET_DECL_ALIGN. - (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN. - * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN. - * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN. - (build_qualified_type): Use SET_TYPE_ALIGN. - (build_aligned_type, build_range_type_1): Ditto. - (build_atomic_base): Ditto. - (build_common_tree_nodes): Ditto. - * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN. - (expand_one_stack_var_at): Ditto. - * coverage.c (build_var): Use SET_DECL_ALIGN. - * except.c (init_eh): Ditto. - * function.c (assign_parm_setup_block): Ditto. - * symtab.c (increase_alignment_1): Ditto. - * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto. - * tree-vect-stmts.c (ensure_base_align): Ditto. - * varasm.c (align_variable): Ditto. - (assemble_variable): Ditto. - (build_constant_desc): Ditto. - (output_constant_def_contents): Ditto. - - * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN. - * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN. - * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto. - * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto. - * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN. - -2016-04-18 H.J. Lu <hongjiu.lu@intel.com> - - PR target/70708 - * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and - replace %vmovsd with "%vmovq". - (vec_concatv2df): Likewise. - -2016-04-18 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart. - (*vec_extractv2si_0): Ditto. - * config/i386/sse.md (*vec_extractv4sf_0): Ditto. - (zero_extended_scalar_load_operand splitters): Ditto. - (vec_extract splitters): Ditto. - (*vec_extractv4si_0_zext): Ditto. - (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart - and lowpart_subreg. - (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto. - (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto. - (*sse4_1_extractps): Use lowpart_subreg. - * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart. - -2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and - gld requirements. - (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions. - Mention Solaris 11 packaging changes. - Update gas and gld requirements. - Remove reference to pre-Solaris 10 bug. - (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10 - systems and bugs. - (Specific, sparc64-*-solaris2*): Remove reference to bootstrap - with cc. - -2016-04-17 Jan Hubicka <jh@suse.cz> - - * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also - max_loop_iterations_int. - -2016-04-18 Richard Biener <rguenther@suse.de> - - PR tree-optimization/43434 - * tree-ssa-structalias.c (struct vls_data): New. - (visit_loadstore): Handle all pointer-based accesses. - (compute_dependence_clique): Compute a bitmap of restrict tags - assigned bases and pass it to visit_loadstore. - -2016-04-18 Matthew Wahab <matthew.wahab@arm.com> - - PR target/70711 - * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc, - armv8.1-a and armv8.1-a+crc. - -2016-04-18 Richard Biener <rguenther@suse.de> - - PR tree-optimization/70701 - * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant - references after translating through a memcpy. - -2016-04-18 Richard Biener <rguenther@suse.de> - - * tree-ssa-pre.c (postorder, postorder_num): Make locals ... - (compute_antic): ... here. For partial antic use regular - postorder and scrap iteration. - (compute_partial_antic_aux): Remove unused return value. - (init_pre): Do not allocate postorder. - (fini_pre): Do not free postorder. - -2016-04-18 Richard Biener <rguenther@suse.de> - - PR middle-end/37870 - * expmed.c (extract_bit_field_1): Remove broken case - using a wider MODE_INT mode. - -2016-04-18 Segher Boessenkool <segher@kernel.crashing.org> - - * has-brig.c (lendian16): Don't try to use __builtin_bswap16 - unless compiling with at least GCC-4.8. - -2016-04-17 Jan Hubicka <jh@suse.cz> - - PR bootstrap/70706 - * graphite.c (graphite_finalize): Update call to - tree_estimate_probability. - * predict.h (tree_estimate_probability): Update prototype. - -2016-04-17 Jan Hubicka <jh@suse.cz> - - * predict.c (combine_predictions_for_bb): Add dry_run parmaeter. - (tree_estimate_probability): Likewise. - (pass_profile::execute): Update. - (report_predictor_hitrates): New function. - * profile.c (compute_branch_probabilities): Use it. - * predict.h (report_predictor_hitrates): Declare. - -2016-04-17 Jan Hubicka <jh@suse.cz> - - PR ipa/70018 - * cgraph.h (cgraph_node::set_const_flag, - cgraph_node::set_pure_flag): Update prototype to return bool; - update comment. - * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks - of interposable symbol are interposable, too. - (cgraph_set_const_flag_1): Rename to ... - (set_const_flag_1): ... this one; change to self recursive function - instead of call_for_symbol_thunks_and_aliases. Handle correctly - clearnig the flag in all variants and also virtual thunks of const - functions are pure; track if any change was done. - (cgraph_node::set_const_flag): Update. - (struct set_pure_flag_info): New struct. - (cgraph_set_pure_flag_1): Rename to ... - (set_pure_flag_1): ... this one; take set_pure_flag_info parameter - rather than pointer encoded flags; track if any changes was done; - handle correctly clearning flag and setting flag of aliases already - declared const. - (cgraph_node::set_pure_flag): Update. - (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag. - -2016-04-17 Tom de Vries <tom@codesourcery.com> - - PR other/70433 - * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape - backslash in label. - -2016-04-17 Tom de Vries <tom@codesourcery.com> - - * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars - '{}<> ' as escape-for-record. - -2016-04-17 Tom de Vries <tom@codesourcery.com> - - * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop - structure. - -2016-04-17 Tom de Vries <tom@codesourcery.com> - - PR other/70185 - * tree-pass.h (class opt_pass): Remove graph_dump_initialized member. - * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field. - * dumpfile.c (dump_files): Initialize graph_dump_initialized field. - * passes.c (finish_optimization_passes): Only call - finish_graph_dump_file if dfi->graph_dump_initialized. - (execute_function_dump, pass_init_dump_file): Use - dfi->graph_dump_initialized instead of pass->graph_dump_initialized. - -2016-04-17 Tom de Vries <tom@codesourcery.com> - - PR tree-optimization/70256 - * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap) - (debug_varmap): New function. - -2016-04-17 Tom de Vries <tom@codesourcery.com> - - PR other/70183 - * passes.c (pass_manager::register_pass): Propagate pflags. - -2016-04-17 Tom de Vries <tom@codesourcery.com> - - PR other/68875 - * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument. - * passes.c (pass_manager::pass_manager): Declare and init p_start in - INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and - check if it's equal to p_start. - * passes.def: Add arguments to TERMINATE_PASS_LISTs. - -2016-04-15 Jan Hubicka <jh@suse.cz> - - PR ipa/70018 - * cgraph.c (cgraph_set_const_flag_1): Only set as pure if - function does not bind to current def. - * ipa-pure-const.c (worse_state): Add FROM and TO parameters; - handle conservatively calls to functions that does not need to bind - to current def. - (check_call): Update call of worse_state. - (ignore_edge_for_nothrow): Update. - (ignore_edge_for_pure_const): Likewise. - (propagate_pure_const): Update calls to worse_state. - (skip_function_for_local_pure_const): Reformat comments. - -2016-04-15 Jan Hubicka <jh@suse.cz> - - PR ipa/70018 - * cgraph.c (cgraph_node::get_availability): Add REF parameter. - (cgraph_node::function_symbol): Likewise. - (cgraph_node::function_or_virtual_thunk_symbol): Likewise. - * cgraph.h (symtab_node::get_availabbility): Add REF parameter. - (symtab_node::ultimate_alias_target): Add REF parameter. - (symtab_node::binds_to_current_def_p): Declare. - (symtab_node;:ultimate_alias_target_1): Add REF parameter. - (cgraph_node::function_symbol): Likewise. - (cgraph_node::function_or_virtual_thunk_symbol): Likewise. - (cgraph_node::get_availability): Likewise. - (cgraph_edge::binds_to_current_def_p): New inline function. - (varpool_node::get_availability): Add REF parameter. - (varpool_node::ultimate_alias_target): Likewise. - * symtab.c (symtab_node::ultimate_alias_target_1): Likewise. - (symtab_node::binds_to_current_def_p): Likewise. - * varpool.c (varpool_node::get_availability): Likewise. - -2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com> - - PR target/70662 - * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"): - Fix mode size check. - -2016-04-15 Jakub Jelinek <jakub@redhat.com> - - * BASE-VER: Set to 7.0.0. - -2016-04-15 Alexander Monakov <amonakov@ispras.ru> - - * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text. - -2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T - architecture revisions. - -2016-04-15 Bernd Schmidt <bschmidt@redhat.com> - - * config/i386/i386-protos.h (ix86_using_red_zone): Declare. - * config/i386/i386.c (ix86_using_red_zone): No longer static. - * config/i386/i386.md (stack decrement to push peepholes): Guard - with !x86_using_red_zone (). - -2016-04-15 Jakub Jelinek <jakub@redhat.com> - - PR c++/70675 - * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down - to dump_generic_node. - (NIY): Pass also flags to do_niy. - -2016-04-15 Thomas Schwinge <thomas@codesourcery.com> - - * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy) - (simd_clone_vector_of_formal_parm_types) - (simd_clone_clauses_extract, simd_clone_compute_base_data_type) - (simd_clone_mangle, simd_clone_create) - (simd_clone_adjust_return_type, create_tmp_simd_array) - (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays) - (struct modify_stmt_info, ipa_simd_modify_stmt_ops) - (ipa_simd_modify_function_body, simd_clone_linear_addend) - (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone) - (pass_data_omp_simd_clone, class pass_omp_simd_clone) - (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into... - * omp-simd-clone.c: ... this new file. - (simd_clone_vector_of_formal_parm_types): Make it static. - * Makefile.in (OBJS): Add omp-simd-clone.o. - -2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com> - - PR target/70662 - * config/i386/sse.md: Use proper memory operand modifiers. - - -2016-04-15 Richard Biener <rguenther@suse.de> - Alan Modra <amodra@gmail.com> - - PR tree-optimization/70130 - * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect - when alignment stays not the same and no not use the realign - scheme then. - -2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/70669 - * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add - direct move handlers for KFmode. Change TFmode handlers test from - FLOAT128_IEEE_P to FLOAT128_VECTOR_P. - -2016-04-14 Jakub Jelinek <jakub@redhat.com> - - PR c++/70594 - * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype. - * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function. - (inlined_polymorphic_ctor_dtor_block_p): Use it. - * tree-ssa-live.c (remove_unused_scope_block_p): When - in_ctor_dtor_block, avoid discarding not just BLOCKs with - BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when - block_ultimate_origin is FUNCTION_DECL. - (remove_unused_locals): If current_function_decl is - polymorphic_ctor_dtor_p, pass initial true to - remove_unused_scope_block_p' is_ctor_dtor_block. - -2016-04-14 Martin Sebor <msebor@redhat.com> - - PR c++/69517 - PR c++/70019 - PR c++/70588 - * doc/extend.texi (Variable Length): Revert. - -2016-04-14 Marek Polacek <polacek@redhat.com> - Jan Hubicka <hubicka@ucw.cz> - - PR c++/70029 - * tree.c (verify_type): Disable the canonical type of main variant - check. - -2016-04-14 Jason Merrill <jason@redhat.com> - - * cfgexpand.c, expr.c: Revert previous change. - -2016-04-14 Cesar Philippidis <cesar@codesourcery.com> - - PR middle-end/70643 - * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT - when building a mem ref for the incoming reduction variable. - -2016-04-14 Richard Biener <rguenther@suse.de> - - PR tree-optimization/70614 - * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate - loop if the evolution dropped to chrec_dont_know. - (interpret_condition_phi): Likewise. - -2016-04-14 Richard Biener <rguenther@suse.de> - - PR tree-optimization/70623 - * tree-ssa-pre.c (changed_blocks): Make global ... - (compute_antic): ... local here. Move and fix worklist - handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges. - (compute_antic_aux): Add dumping for MAX assumed succs. Remove - worklist handling, dump when ANTIC_IN changed. - (compute_partial_antic_aux): Remove worklist handling. - (init_pre): Do not compute post dominators. Add a comment about - the CFG order chosen. - (fini_pre): Do not free post dominators. - -2016-04-13 Martin Sebor <msebor@redhat.com> - - PR c++/69517 - PR c++/70019 - PR c++/70588 - * doc/extend.texi (Variable Length): Document C++ specifics. - -2016-04-13 Jakub Jelinek <jakub@redhat.com> - - PR c++/70641 - * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt - on all recursive call stmts. Return TODO_cleanup_cfg if any dead - eh edges have been purged. - - PR c++/70594 - * tree-sra.c (create_access_replacement, - get_replaced_param_substitute): Set DECL_NAMELESS on repl if it - gets fancy name. - * tree-pretty-print.c (dump_fancy_name): New function. - (dump_decl_name, dump_generic_node): Use it. - -2016-04-13 Jason Merrill <jason@redhat.com> - - * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning". - * expr.c (expand_expr_real_1): Likewise. - -2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com> - - * config/i386/i386.md (kunpckhi): Swap operands. - (kunpcksi): Likewise. - (kunpckdi): Likewise. - * config/i386/sse.md (vec_pack_trunc_qi): Likewise. - (vec_pack_trunc_<mode>): Likewise. - -2016-04-13 Jakub Jelinek <jakub@redhat.com> - - PR debug/70628 - * explow.c (convert_memory_address_addr_space_1): Formatting fix. - - PR middle-end/70633 - * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if - gimplification turns some element into non-constant. - - PR debug/70628 - * rtl.h (convert_memory_address_addr_space_1): New prototype. - * explow.c (convert_memory_address_addr_space_1): No longer static, - add NO_EMIT argument and don't call convert_modes if true, pass - it down recursively, remove break after return. - (convert_memory_address_addr_space): Adjust caller. - * simplify-rtx.c (simplify_unary_operation_1): Call - convert_memory_address_addr_space_1 instead of convert_memory_address, - if it returns NULL, don't simplify. - -2016-04-12 Eric Botcazou <ebotcazou@adacore.com> - - PR target/70630 - * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses. - -2016-04-12 Jakub Jelinek <jakub@redhat.com> - - * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen): - Bump the upper SIMDLEN limits, so that if the return type or - characteristic type if the return type is void can be passed in - all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is - allowed. - -2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/70640 - * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal): - Do not use "=" constraint on an input constraint. - (ieee_128bit_vsx_abs<mode>2_internal): Likewise. - (ieee_128bit_vsx_nabs<mode>2_internal): Likewise. - (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it - generates (neg (abs ...)) instead of (abs ...). - -2016-04-12 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/70596 - * lra-spills.c (spill_pseudos): Don't delete debug insns, instead - just invalidate LRA data and reset them. Adjust dump wording. - -2016-04-12 Martin Liska <mliska@suse.cz> - - Revert - 2016-03-30 Jan Hubicka <hubicka@ucw.cz> - - * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic - estimates here. - * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also - max_loop_iterations_int. - (tree_unswitch_outer_loop): Likewise. - * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise. - * tree-vect-loop.c (vect_analyze_loop_2): Likewise. - -2016-04-12 Tom de Vries <tom@codesourcery.com> - - PR tree-optimization/68756 - * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr - instead of new_name. - -2016-04-12 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/70602 - * tree-sra.c (generate_subtree_copies): Don't write anything into - constant pool decls. - - * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT - regardless whether there are depend clauses or not. - -2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/70381 - * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the - target attribute and pragma from changing the -mfloat128 - and -mfloat128-hardware options. - - * doc/extend.texi (Additional Floating Types): Document PowerPC - __float128 restrictions. - -2016-04-11 James Greenhalgh <james.greenhalgh@arm.com> - - PR target/70133 - * config/aarch64/driver-aarch64.c - (aarch64_get_extension_string_for_isa_flags): New. - (arch_extension): Rename to... - (aarch64_arch_extension): ...This. - (ext_to_feat_string): Rename to... - (aarch64_extensions): ...This. - (aarch64_core_data): Keep track of architecture extension flags. - (cpu_data): Rename to... - (aarch64_cpu_data): ...This. - (aarch64_arch_driver_info): Keep track of architecture extension - flags. - (get_arch_name_from_id): Rename to... - (get_arch_from_id): ...This, change return type. - (host_detect_local_cpu): Update and reformat for renames, handle - extensions through common infrastructure. - -2016-04-11 James Greenhalgh <james.greenhalgh@arm.com> - - PR target/70133 - * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep - track of a canonical flag name. - (all_extensions): Likewise. - (arch_to_arch_name): Also track extension flags enabled by the arch. - (all_architectures): Likewise. - (aarch64_parse_extension): Move to here. - (aarch64_get_extension_string_for_isa_flags): Take a new argument, - rework. - (aarch64_rewrite_selected_cpu): Update for above change. - * config/aarch64/aarch64-option-extensions.def: Rework the way flags - are handled, such that the single explicit value enabled by an - extension is kept seperate from the implicit values it also enables. - * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move - to here. - (aarch64_parse_extension): New. - * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from - here to config/aarch64/aarch64-protos.h. - (aarch64_parse_extension): Move from here to - common/config/aarch64/aarch64-common.c. - (aarch64_option_print): Update. - (aarch64_declare_function_name): Likewise. - (aarch64_start_file): Likewise. - * config/aarch64/driver-aarch64.c (arch_extension): Keep track of - the canonical flag for extensions. - * config.gcc (aarch64*-*-*): Extend regex for capturing extension - flags. - -2016-04-11 James Greenhalgh <james.greenhalgh@arm.com> - - * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add - AARCH64_FL_CRC. - -2016-04-09 Tom de Vries <tom@codesourcery.com> - - PR tree-optimization/68953 - * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from - first to last subscript. - -2016-04-09 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/70586 - * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false - for any calls. - -2016-04-08 Cesar Philippidis <cesar@codesourcery.com> - - PR lto/70289 - PR ipa/70348 - PR tree-optimization/70373 - PR middle-end/70533 - PR middle-end/70534 - PR middle-end/70535 - * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data - clauses for acc parallel reductions as necessary. Error on those - that are private. - * omp-low.c (scan_sharing_clauses): Don't install variables which - are used in acc parallel reductions. - (lower_rec_input_clauses): Remove dead code. - (lower_oacc_reductions): Add support for reference reductions. - (lower_reduction_clauses): Remove dead code. - (lower_omp_target): Don't remap variables appearing in acc parallel - reductions. - * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro. - -2016-04-08 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/70593 - * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt - with multiple SSA_NAME defs, force the outputs other than first - to be live before calling live_track_process_def on each output. - - PR rtl-optimization/70574 - * fwprop.c (forward_propagate_and_simplify): Don't add - REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg. - (try_fwprop_subst): Don't add REG_EQUAL note if there are any - paradoxical subregs within *loc. - -2016-04-08 Thomas Schwinge <thomas@codesourcery.com> - - * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore - -ftree-parallelize-loops={0,1}. - * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise. - * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise. - * config/ia64/hpux.h (LIB_SPEC): Likewise. - * config/pa/pa-hpux11.h (LIB_SPEC): Likewise. - * config/pa/pa64-hpux.h (LIB_SPEC): Likewise. - -2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com> - - PR sanitizer/70541 - * asan.c (instrument_derefs): If we get unknown location, extract it - with EXPR_LOCATION. - (maybe_instrument_call): Instrument gimple_call's arguments if needed. - -2016-04-08 Tom de Vries <tom@codesourcery.com> - - * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc - implicit firstprivate clause. - -2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR target/70566 - * config/arm/thumb2.md (tst + branch-> lsls + branch - peephole below *orsi_not_shiftsi_si): Require that condition - register is dead after the peephole. - (second peephole after the above): Likewise. - -2016-04-08 Alan Modra <amodra@gmail.com> - - PR target/70117 - * builtins.c (fold_builtin_classify): For IBM extended precision, - look at just the high-order double to test for NaN. - (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal - test just the high double for Inf but both doubles for subnormal - limit. - -2016-04-07 Jakub Jelinek <jakub@redhat.com> - - * cgraph.h (struct cgraph_simd_clone): Add mask_mode field. - * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle - node->simdclone->mask_mode != VOIDmode masks. - (simd_clone_adjust_argument_types): Likewise. Move sc var definition - earlier, use it instead of node->simdclone. - * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen): - Set clonei->mask_mode. - -2016-04-06 Patrick Palka <ppalka@gcc.gnu.org> - - PR c/70436 - * parser.c (cp_parser_iteration_statement): New parameter IF_P. - Pass it through to cp_parser_already_scoped_statement. - (cp_parser_already_scoped_statement): New parameter IF_P. Pass - it through to cp_parser_statement. - (cp_parser_statement): Pass IF_P through to - cp_parser_iteration_statement. - (cp_parser_pragma): Adjust call to - cp_parser_iteration_statement. - -2016-04-06 Patrick Palka <ppalka@gcc.gnu.org> - - PR c/70436 - * gimplify.c (gimplify_omp_ordered): Add explicit braces to - resolve a future -Wparentheses warning. - * omp-low.c (scan_sharing_clauses): Likewise. - * tree-parloops.c (eliminate_local_variables): Likewise. - -2016-04-06 Vladimir Makarov <vmakarov@redhat.com> - - PR rtl-optimization/70398 - * lra-constraints.c (process_address_1): Check zero scale and code - for reloading with zero scale. - -2016-04-06 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes. - (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes. - -2016-04-06 Jakub Jelinek <jakub@redhat.com> - - * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen): - Add support for AVX512F clones, include them by default for - exported OpenMP declare simd functions. For AVX2 allow simdlen 32 - and use it if charasteric type is 8-bit, for AVX512F allow simdlen - up to 128. - - PR middle-end/70550 - * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define. - * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit - firstprivate clauses. - * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for - OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts. - (lower_omp_target): Set TREE_NO_WARNING for - non-addressable possibly uninitialized vars which are copied into - addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT. - -2016-04-05 John David Anglin <danglin@gcc.gnu.org> - - * config/pa/predicates.md (integer_store_memory_operand): Accept - REG+D operands with a large offset when reload_in_progress is true. - (floating_point_store_memory_operand): Likewise. - -2016-04-05 Jakub Jelinek <jakub@redhat.com> - - PR c++/70336 - * match.pd (nested int casts): Limit to GIMPLE. - -2016-04-05 Jan Hubicka <hubicka@ucw.cz> - - PR ipa/66223 - * ipa-devirt.c (maybe_record_node): Fix comment; use - SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED. - -2016-04-05 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/70542 - * ree.c (add_removable_extension): For VECTOR_MODE_P punt - if there are any uses other than insn or debug insns. - -2016-04-05 Marc Glisse <marc.glisse@inria.fr> - Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/70509 - * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>: - Shift HOST_WIDE_INT_1U instead of 1. - -2016-04-05 Zdenek Sojka <zsojka@seznam.cz> - - PR tree-optimization/70509 - * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead - of the vector base type for index. - -2016-04-05 Uros Bizjak <ubizjak@gmail.com> - - PR target/70510 - * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes. - -2016-04-05 Richard Biener <rguenther@suse.de> - - PR tree-optimization/70526 - * tree-sra.c (build_ref_for_offset): Use prev_base to - extract the alias pointer type. - -2016-04-05 Richard Biener <rguenther@suse.de> - - * dse.c (struct store_info): Remove alias_set member. - (struct read_info_type): Likewise. - (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder, - spill_deleted, clear_alias_set_lookup): Remove. - (get_group_info): Remove dead base == NULL_RTX case. - (dse_step0): Remove initialization of removed variables. - (delete_dead_store_insn): Reomve alias set dumping. - (free_read_records): Remove alias_set handling. - (canon_address): Remove alias_set_out parameter. - (record_store): Remove spill_alias_set, it's always zero. - (check_mem_read_rtx): Likewise. - (dse_step2): Rename from ... - (dse_step2_nospill): ... this. Adjust. - (scan_stores): Rename from ... - (scan_stores_nospill): ... this. - (scan_reads): Rename from ... - (scan_reads_nospill): ... this. - (scan_stores_spill, scan_reads_spill): Remove. - (dse_step3_scan): Remove for_spills argument which is always false. - (dse_step3): Likewise. - (dse_step5): Rename from ... - (dse_step5_nospill): ... this. Remove alias_set handling. - (rest_of_handle_dse): Adjust. - -2016-04-05 Jakub Jelinek <jakub@redhat.com> - - PR target/70525 - * config/i386/sse.md (*andnot<mode>3): Simplify assertions. - Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for - V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting. - (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator. - -2016-04-05 Richard Biener <rguenther@suse.de> - - PR middle-end/70499 - * gimplify-me.c (gimple_regimplify_operands): Do not rewrite - non-register type temporaries into SSA. - -2016-04-04 Jan Hubicka <hubicka@ucw.cz> - - PR ipa/66223 - * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual - calls when sanitizing. - (possible_polymorphic_call_target_p): Fix formatting. - -2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - Jakub Jelinek <jakub@redhat.com> - - PR middle-end/70457 - * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p - to ensure a call statement is compatible with a built-in's - prototype. - * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute): - Likewise. - -2016-04-04 Richard Biener <rguenther@suse.de> - - PR rtl-optimization/70484 - * rtl.h (canon_output_dependence): Declare. - * alias.c (canon_output_dependence): New function. - * dse.c (record_store): Use canon_output_dependence rather - than canon_true_dependence. - -2016-03-30 Jan Hubicka <hubicka@ucw.cz> - - PR ipa/68881 - * cgraph.h (symtab_node::copy_visibility_from): New function. - * symtab.c (symtab_node::copy_visibility_from): New function. - * ipa-visibility.c (optimize_weakref): New function. - (function_and_variable_visibility): Use it. - -2016-04-04 Martin Liska <mliska@suse.cz> - - PR hsa/70402 - * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index - value that is really in range handled by SBR instruction. - * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump. - * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB. - * hsa.h (hsa_insn_sbr::m_default_bb): Remove field. - -2016-04-03 Oleg Endo <olegendo@gcc.gnu.org> - - PR target/70416 - PR target/67391 - * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is - set, but not for SP_REG operands. - -2016-04-02 Martin Sebor <msebor@redhat.com> - - PR c++/67376 - * fold-const.c (maybe_nonzero_address): New function. - (fold_comparison): Call it. Fold equality and relational - expressions involving null pointers. - (tree_single_nonzero_warnv_p): Call maybe_nonzero_address. - -2016-03-31 Evandro Menezes <e.menezes@samsung.com> - - Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate - the "Y" constraint (scalar FP 0.0 immediate). - - * config/aarch64/predicates.md (aarch64_simd_reg_or_zero): - Add the "const_double" to the list of operand constraints. - -2016-04-01 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/70467 - * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): - If low word of the last operand is 0, just emit addition/subtraction - for the high word. - -2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - PR target/70404 - * config/s390/s390.c (s390_expand_insv): Check for everything - constant instead of just VOIDmode stuff. - -2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com> - - PR target/70496 - * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB. - -2016-04-01 Nathan Sidwell <nathan@acm.org> - - * tree.def (TRY_CATCH_EXPR): Correct documentation. - -2016-03-31 Vladimir Makarov <vmakarov@redhat.com> - - PR rtl-optimization/70461 - * ira-color.c (allocno_copy_cost_saving): Use allocno class if it - is necessary. - -2016-03-31 Martin Liska <mliska@suse.cz> - - PR hsa/70399 - * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either - a tree value or an immediate integer value to a buffer - that is eventually copied to a BRIG section. - (emit_immediate_operand): Call the function here. - * hsa-dump.c (dump_hsa_immed): Remove checking assert. - * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization - of class' fields that are removed. - (hsa_op_immed::~hsa_op_immed): Remove deinitialization. - * hsa.h (class hsa_op_immed): Remove m_brig_repr and - m_brig_repr_size fields. - -2016-03-31 Martin Liska <mliska@suse.cz> - - PR hsa/70391 - * hsa-gen.c (hsa_function_representation::update_dominance): New - function. - (convert_addr_to_flat_segment): Likewise. - (gen_hsa_memory_set): New alignment argument. - (gen_hsa_ctor_assignment): Likewise. - (gen_hsa_insns_for_single_assignment): Provide alignment - to gen_hsa_ctor_assignment. - (gen_hsa_insns_for_direct_call): Add new argument. - (expand_lhs_of_string_op): New function. - (expand_string_operation_builtin): Likewise. - (expand_memory_copy): New function. - (expand_memory_set): New function. - (gen_hsa_insns_for_call): Use HOST_WIDE_INT. - (convert_switch_statements): Change signature. - (generate_hsa): Use a return value of the function. - (pass_gen_hsail::execute): Do not call - convert_switch_statements here. - * hsa-regalloc.c (hsa_regalloc): Call update_dominance. - * hsa.h (hsa_function_representation::m_modified_cfg): New flag. - (hsa_function_representation::update_dominance): New function. - -2016-03-31 Martin Liska <mliska@suse.cz> - - PR hsa/70391 - * hsa-brig.c (emit_directive_variable): Emit alignment - according to hsa_symbol::m_align. - * hsa-dump.c (hsa_byte_alignment): Move the function to another file. - (dump_hsa_symbol): Dump alignment of HSA symbols. - * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol. - (gen_hsa_addr_with_align): New function. - (hsa_bitmemref_alignment): Use newly added function. - (gen_hsa_insns_for_load): Likewise. - (gen_hsa_insns_for_store): Likewise. - (gen_hsa_memory_copy): New argument added. - (gen_hsa_insns_for_single_assignment): Respect - alignment for assignments processed via gen_hsa_memory_copy. - (gen_hsa_insns_for_direct_call): Likewise. - (gen_hsa_insns_for_return): Likewise. - (gen_function_def_parameters): Set default alignment. - * hsa.c (hsa_object_alignment): New function. - (hsa_byte_alignment): Pasted function. - * hsa.h (hsa_symbol::m_align): New field. - -2016-03-31 Bin Cheng <bin.cheng@arm.com> - - * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize - scratch field for goto case. - -2016-03-31 James Greenhalgh <james.greenhalgh@arm.com> - - * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete. - -2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com> - - PR target/70442 - * config/i386/i386.c (scalar_chain::convert_op): Fix description. - (scalar_chain::convert_insn): Call convert_op for reg - moves to handle undefined registers. - -2016-03-31 Nathan Sidwell <nathan@acm.org> - - PR c++/70393 - * varasm.c (output_constructor_regular_field): Flush bitfield earlier. - Assert we don't want to move backwards. - -2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com> - - PR target/70453 - * config/i386/sse.md (define_mode_attr shuffletype): Fix typo. - -2016-03-31 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/70460 - * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF - with operand from REG_LABEL_OPERAND, instead substitute - SET_SRC or REG_EQUAL note content if it is a LABEL_REF. - Don't do anything for REG_NON_LOCAL_GOTO jumps. - -2016-03-31 Martin Liska <mliska@suse.cz> - - * passes.c (execute_one_pass): Do not call - todo_after for a discarded function. - -2016-03-31 Bin Cheng <bin.cheng@arm.com> - - * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field. - (no_cost, infinite_cost): Initialize the new field. - (get_computation_cost_at): Record setup cost. - (determine_use_iv_cost_address): Skip cost computation for sub - uses if we can estimate it without losing accuracy. - -2016-03-30 Jan Hubicka <hubicka@ucw.cz> - - * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic - estimates here. - * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also - max_loop_iterations_int. - (tree_unswitch_outer_loop): Likewise. - * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise. - * tree-vect-loop.c (vect_analyze_loop_2): Likewise. - -2016-03-30 Richard Biener <rguenther@suse.de> - - PR middle-end/70450 - * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage. - -2016-03-30 Jakub Jelinek <jakub@redhat.com> - - PR target/70421 - * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order - in gen_blendm expander. - -2016-03-30 Nick Clifton <nickc@redhat.com> - - PR target/62254 - * config/arm/arm.c (arm_reload_out_hi): Add code to handle the - case where we are already provided with an SImode SUBREG. - -2016-03-30 H.J. Lu <hongjiu.lu@intel.com> - - PR target/70439 - * config/i386/i386.c (ix86_expand_epilogue): Properly check - conflict between DRAP register and __builtin_eh_return. - -2016-03-30 Michael Matz <matz@suse.de> - Richard Biener <rguenther@suse.de> - - PR ipa/12392 - * ipa-polymorphic-call.c (struct type_change_info): Change - speculative to an unsigned allowing to limit the work we do. - (csftc_abort_walking_p): New inline function.. - (check_stmt_for_type_change): Limit the number of may-defs - skipped for speculative devirtualization to - max-speculative-devirt-maydefs. - * params.def (max-speculative-devirt-maydefs): New param. - * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document. - -2016-03-30 Mike Stump <mrs@gcc.gnu.org> - - PR target/63890 - * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling - and TARGET_MACHO. - -2016-03-30 Patrick Palka <ppalka@gcc.gnu.org> - - PR tree-optimization/59124 - * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1 - where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2). - -2016-03-29 Jeff Law <law@redhat.com> - - * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment. - -2016-03-10 Jan Hubicka <hubicka@ucw.cz> - - * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel - to HOST_WIDE_INT. - -2016-03-29 Thomas Schwinge <thomas@codesourcery.com> - - * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override. - * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of - gcrt0.o if linking dynamically. - -2016-03-10 Jan Hubicka <hubicka@ucw.cz> - - PR ipa/70283 - * ipa-devirt.c (methods_equal_p): New function. - (compare_virtual_tables): Use it. - * cgraph.h (symbol_table::symbol_suffix_separator): Declare. - * cgraphclones.c (clone_function_name_1): Use - symbol_table::symbol_suffix_separator. - * coverage.c (build_var): Likewise. - * symtab.c (symbol_table::symbol_suffix_separator): New. - -2016-03-29 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/70429 - * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize - (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if - mode != result_mode. - - PR c++/70353 - * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null. - - PR tree-optimization/70405 - * ssa-iterators.h (num_imm_uses): Add missing braces. - -2016-03-29 Vladimir Makarov <vmakarov@redhat.com> - - PR rtl-optimization/68695 - * ira-color.c (allocno_copy_cost_saving): New. - (improve_allocation): Use it. - -2016-03-29 Richard Henderson <rth@redhat.com> - - PR middle-end/70355 - * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs. - -2016-03-29 Richard Biener <rguenther@suse.de> - - PR middle-end/70424 - * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always - use alignment returned by get_pointer_alignment_1 if it is - bigger than BITS_PER_UNIT. - * builtins.c (get_pointer_alignment_1): Do not return true - for alignment extracted from SSA info. - -2016-03-28 James Bowman <james.bowman@ftdichip.com> - - * config/ft32/ft32.opt (mnodiv): New. - * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV. - * doc/invoke.texi (FT32 Options -mnodiv): New. - -2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com> - - PR target/70406 - * config/i386/i386.md (define_split, andn): Fix modes. - -2016-03-26 Richard Biener <rguenther@suse.de> - Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> - - PR ipa/70366 - * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl) - instead of - TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl)) - as 2nd argument to cl_optimization_restore(). - -2016-03-25 Richard Henderson <rth@redhat.com> - - PR target/70120 - * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New. - * config/aarch64/aarch64-protos.h: Declare it. - * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New. - -2016-03-25 Alan Modra <amodra@gmail.com> - - PR target/70052 - * config/rs6000/constraints.md (j): Simplify. - * config/rs6000/predicates.md (easy_fp_constant): Exclude - decimal float 0.D. - * config/rs6000/rs6000.md (zero_fp): New mode_attr. - (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64, - mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j - in all constraint alternatives. - (movtd_64bit_nodm): Delete "j" constraint alternative. - -2016-03-24 Aldy Hernandez <aldyh@redhat.com> - - * tree-ssa-propagate.c: Enhance docs for - SSA_PROP_NOT_INTERESTING. - -2016-03-24 Aldy Hernandez <aldyh@redhat.com> - - * doc/extend.texi: Fix typo in documentation to pure attribute. - -2016-03-24 John David Anglin <danglin@gcc.gnu.org> - - PR target/70319 - * config/pa/pa.md (bswapdi2): Use a scratch register. - -2016-03-24 Richard Henderson <rth@redhat.com> - - PR middle-end/69845 - * fold-const.c (extract_muldiv_1): Correct test for multiplication - overflow. - -2016-03-24 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (*anddi3_doubleword): Generate AND insn - using ix86_expand_binary_operator instead of gen_andsi3. - -2016-03-24 Richard Biener <rguenther@suse.de> - - PR tree-optimization/70396 - * tree-vect-stmts.c (vectorizable_comparison): Use - get_vectype_for_scalar_type. - -2016-03-24 Richard Biener <rguenther@suse.de> - - PR middle-end/70370 - * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs - with register bases. - -2016-03-24 Richard Biener <rguenther@suse.de> - - PR tree-optimization/70372 - * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use - build_all_ones_cst to also handle vector types correctly. - -2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/70381 - * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set - -mfloat128 here. - -2016-03-23 Marek Polacek <polacek@redhat.com> - - PR c++/69884 - * doc/invoke.texi: Document -Wignored-attributes. - -2016-03-23 Bin Cheng <bin.cheng@arm.com> - - PR tree-optimization/69042 - * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the - parameter from 30 to 40. - -2016-03-23 Bin Cheng <bin.cheng@arm.com> - - PR tree-optimization/69042 - * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand - for use with constant offset stripped in base. - -2016-03-23 Richard Biener <rguenther@suse.de> - - PR middle-end/70251 - * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust - mode compatibility check. - (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise. - -2016-03-23 Jeff Law <law@redhat.com> - - PR tree-optimization/64058 - * tree-ssa-coalesce.c (struct coalesce_pair): Add new field - CONFLICT_COUNT. - (struct ssa_conflicts): Move up earlier in the file. - (conflicts_, var_map_): New static variables. - (initialize_conflict_count): New function to initialize the - CONFLICT_COUNT field for each conflict pair. - (compare_pairs): Lazily initialize the conflict count and use it - as the first tie-breaker. - (sort_coalesce_list): Add new arguments conflicts, map. Initialize - and wipe conflicts_ and map_ around the call to qsort. Remove - special case for 2 coalesce pairs. - * bitmap.c (bitmap_count_unique_bits): New function. - (bitmap_count_bits_in_word): New function, extracted from - bitmap_count_bits. - (bitmap_count_bits): Use bitmap_count_bits_in_word. - * bitmap.h (bitmap_count_unique_bits): Declare it. - -2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com> - - PR target/69917 - * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow - transparent alias chain for decl assembler name. - * config/sol2.c (solaris_assemble_visibility): Likewise. - -2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/arm/arm1020e.md (1020call_op): Reduce reservation - duration. - (v10_fdivs): Likewise. - (v10_fdivd): Likewise. - -2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR driver/70132 - * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic - to not call fclose twice on file. - -2016-03-23 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/70354 - * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If - oprnd0 is wider than oprnd1 and there is a cast from the wider - type to oprnd1, mask it with the mask of the narrower type. - - PR target/70321 - * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword): - Optimize TARGET_STV splitters, if high or low word of last argument - is 0 or -1. - -2016-03-22 Jeff Law <law@redhat.com> - - PR target/70232 - tree-ssa-threadbackward.c - (fsm_find_control_statement_thread_paths): Correctly distinguish - between old style jump threads vs FSM jump threads. - -2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com> - - PR target/70302 - * config/i386/i386.c (scalar_chain::convert_op): Support - uninitialized register usage case. - -2016-03-22 Richard Biener <rguenther@suse.de> - - PR middle-end/70251 - * genmatch.c (gen_transform): Adjust last parameter to a three-state - int... - (capture::gen_transform): ... to change behavior when substituting - a condition into cond or not-cond expr context. - (dt_simplify::gen_1): Adjust. - * gimple-match-head.c: Include gimplify.h for unshare_expr. - * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert - last change and instead change to - A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0). - (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise. - -2016-03-22 Anthony Green <green@moxielogic.com> - - * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness - issue for moxiebox targets. - (CC1PLUS_SPEC): Ditto. - -2016-03-22 Richard Biener <rguenther@suse.de> - - PR middle-end/70333 - * fold-const.c (extract_muldiv_1): Properly perform multiplication - in the wide type. - -2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com> - - * config/i386/i386.c (def_builtin): Remove duplicated functionality. - -2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com> - - PR target/70325 - * config/i386/i386.c (def_builtin): Handle - OPTION_MASK_ISA_AVX512VL to be and-ed with other - bits. - (const struct builtin_description bdesc_special_args[]): - Remove duplicate ISA bits. - -2016-03-22 Jakub Jelinek <jakub@redhat.com> - - PR target/70329 - * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing - d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i] - in a way that works also for AVX512BW. - - PR target/70300 - * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination - instead of source if operands[1] is xmm16 and above and - !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of - vec_interleave_lowv4sf if we need to unpack xmm16 and above. - - PR c++/70295 - * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning - on assign if (*from_p) is a comparison, set it to - TREE_NO_WARNING (*from_p). - -2016-03-21 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/70326 - * lra.c (restore_scratches): Ignore deleted insns. - -2016-03-21 Marc Glisse <marc.glisse@inria.fr> - Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/70317 - * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0)) - to HONOR_NANS. - -2016-03-21 Uros Bizjak <ubizjak@gmail.com> - - PR target/70327 - * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead - of ix86_expand_move. - (movoi): Ditto. - (movti): Use general_operand for operand 1 predicate. - -2016-03-21 Martin Liska <mliska@suse.cz> - - * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR - insns. - (dump_hsa_symbol): Dump BRIG offset of hsa_symbols. - -2016-03-21 Martin Liska <mliska@suse.cz> - - PR ipa/70306 - * ipa-icf.c (sem_function::parse): Skip static - constructors and destructors. - -2016-03-21 Jakub Jelinek <jakub@redhat.com> - - PR target/70296 - * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is - function-like macro, peek following token(s) if it is followed - by CPP_OPEN_PAREN token with optional padding in between, and - if not, don't treat it like a macro. - -2016-03-21 Thomas Schwinge <thomas@codesourcery.com> - Alexander Monakov <amonakov@ispras.ru> - - * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry - for the stabs debug format. - -2016-03-21 Richard Biener <rguenther@suse.de> - - PR tree-optimization/70310 - * tree-vect-generic.c (expand_vector_condition): Fold the built - condition. - -2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com> - - PR target/70293 - * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2): - Block third alternative for AVX-512VL target, - -2016-03-21 Martin Liska <mliska@suse.cz> - - PR hsa/70234 - * hsa-brig.c (emit_function_directives): Mark unemitted - global variables for emission. - * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag. - (get_symbol_for_decl): Likewise. - * hsa.h (struct hsa_symbol): New flag. - -2016-03-21 Richard Biener <rguenther@suse.de> - - PR tree-optimization/70288 - * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure - we do not estimate unsimplified all-constant conditionals or - switches as optimized away. - -2016-03-21 Andrey Belevantsev <abel@ispras.ru> - - PR rtl-optimization/69102 - * sched-deps.c (sched_analyze_insn): Do not set last_args_size field - when we have a readonly dependency context. - -2016-03-18 Jeff Law <law@redhat.com> - - PR rtl-optimization/70263 - * ira.c (memref_used_between_p): Assert we found END in the insn chain. - (update_equiv_regs): When trying to move a store to after the insn - that sets the source of the store, make sure the store occurs after - the insn that sets the source of the store. When successful note - the REG_EQUIV note created in the dump file. - -2016-03-16 David Wohlferd <dw@LimeGreenSocks.com> - Bernd Schmidt <bschmidt@redhat.com> - - * doc/extend.texi: Document more potential problems with basic asms. - -2016-03-18 Bernd Schmidt <bschmidt@redhat.com> - - PR rtl-optimization/70278 - * lra-constraints.c (split_reg): Handle the case where biggest_mode is - VOIDmode. - -2016-03-18 Jason Merrill <jason@redhat.com> - - * calls.c (load_register_parameters): Fix zero size sibcall logic. - -2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com> - - * config/i386/sse.md: Use vpbroadcastq for broadcasting DF - values to 128b regs. - -2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com> - - PR tree-optimization/70252 - * tree-vect-stmts.c (supportable_widening_operation): Check resulting - boolean vector has a proper number of elements. - (supportable_narrowing_operation): Likewise. - -2016-03-18 Tom de Vries <tom@codesourcery.com> - - PR ipa/70269 - * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save. - -2016-03-18 Jakub Jelinek <jakub@redhat.com> - - * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx - instead of replace_rtx for DEBUG_INSNs. - -2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com> - - * config/i386/znver1.md : Fix latencies of FP/SSE/AVX - load type reservations. - -2016-03-17 John David Anglin <danglin@gcc.gnu.org> - - PR target/70188 - * config/pa/constraints.md: Revert 2015-02-13 change. Use - define_constraint for "Q" and "T" constraints. - -2016-03-17 Evandro Menezes <e.menezes@samsung.com> - - Tweak the pipeline model for Exynos M1 - - * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching - model. - -2016-03-17 David Malcolm <dmalcolm@redhat.com> - - PR c/70264 - * diagnostic-show-locus.c (compatible_locations_p): Handle the case - where one or both locations aren't within a line_map. - -2016-03-17 H.J. Lu <hongjiu.lu@intel.com> - - PR driver/70192 - * opts.c (finish_options): Don't set flag_pie to the default if - -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0 - if it is -1. - -2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com> - - * config/i386/i386.md (*movv4qicc_insn+1..36): Pass - true as ALL_REGS argument to replace_rtx. - -2016-03-17 Richard Biener <rguenther@suse.de> - - PR debug/70271 - * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name - last. - -2016-03-17 Jakub Jelinek <jakub@redhat.com> - - PR target/70245 - * rtl.h (replace_rtx): Add ALL_REGS argument. - * rtlanal.c (replace_rtx): Likewise. If true, use REGNO - equality and assert mode is the same, instead of just rtx pointer - equality. - * config/i386/i386.md (mov + arithmetics with load peephole): Pass - true as ALL_REGS argument to replace_rtx. - -2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com> - - * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply - for boolean vector with vector mode only. - (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise. - -2016-03-17 Nick Clifton <nickc@redhat.com> - - PR target/70162 - * config/rx/rx.c (rx_print_integer): Print negative constants in - decimal. - -2016-03-17 Jakub Jelinek <jakub@redhat.com> - - PR target/70261 - * rtlanal.c (replace_rtx): Revert 2016-03-16 change. - -2016-03-16 Richard Henderson <rth@redhat.com> - Richard Biener <rguenth@suse.de> - - PR middle-end/70240 - PR middle-end/68215 - PR tree-opt/68714 - * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the - first operand as is_gimple_condexpr. - - PR middle-end/70240 - PR middle-end/68215 - Revert r231575 - 2015-12-11 Eric Botcazou <ebotcazou@adacore.com> - * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter. - Do not gimplify the result. - (do_unop): Adjust call to tree_vec_extract. - (do_binop): Likewise. - (do_compare): Likewise. - (do_plus_minus): Likewise. - (do_negate): Likewise. - (expand_vector_condition): Likewise. - (do_cond): Likewise. - -2016-03-16 Richard Henderson <rth@redhat.com> - - PR target/70048 - * config/aarch64/aarch64.c (virt_or_elim_regno_p): New. - (aarch64_classify_address): Use it. - (aarch64_legitimize_address): Force all subexpressions of PLUS - into registers. Simplify as (sfp+const)+reg or (reg+reg)+const. - -2016-03-16 Jakub Jelinek <jakub@redhat.com> - Richard Biener <rguenth@suse.de> - - PR target/70245 - * rtlanal.c (replace_rtx): For REG, if from is a REG, - return to even if only REGNO is equal, and assert - mode is the same. - -2016-03-11 Jeff Law <law@redhat.com> - - PR rtl-optimization/70224 - * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P. - -2016-03-16 Richard Henderson <rth@redhat.com> - - PR middle-end/70199 - * function.h (struct function): Add has_forced_label_in_static. - * gimplify.c (force_labels_r): Set it. - * lto-streamer-in.c (input_struct_function_base): Read it. - * lto-streamer-out.c (output_struct_function_base): Write it. - * tree-inline.c (has_label_address_in_static_1): Remove. - (copy_forbidden): Remove fndecl parameter; test - has_forced_label_in_static. - (inline_forbidden_p): Update call to copy_forbidden. - (tree_versionable_function_p): Likewise. - * ipa-chkp.c (chkp_instrumentable_p): Likewise. - (chkp_versioning): Likewise. - * tree-inline.h (copy_forbidden): Update decl. - -2016-03-16 Marek Polacek <polacek@redhat.com> - - PR c/70093 - * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the - function being thunked if the result type doesn't have fixed size. - * gimplify.c (gimplify_modify_expr): Also set LHS if the result type - doesn't have fixed size. - -2016-03-16 Bin Cheng <bin.cheng@arm.com> - - * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by - reporting malformed loop nest. - -2016-03-16 Tom de Vries <tom@codesourcery.com> - - PR lto/70187 - * ipa-devirt.c (possible_polymorphic_call_targets): Move - nodes.length () == 1 test to before first nodes[0] access. - -2016-03-16 Tom de Vries <tom@codesourcery.com> - - PR tree-optimization/68715 - * graphite-scop-detection.c (scop_detection::merge_sese): Add missing - single_pred_p test. - -2016-03-16 Tom de Vries <tom@codesourcery.com> - - PR tree-optimization/68809 - * graphite-scop-detection.c (same_close_phi_node): Test if result types - are the same. - -2016-03-16 Carlos O'Donell <carlos@redhat.com> - Sandra Loosemore <sandra@codesourcery.com> - - * doc/extend.texi (Common Function Attributes): Describe ifunc impact - on leaf attribute. Mention ELF interposition problems. - -2016-03-16 Alan Modra <amodra@gmail.com> - - PR rtl-optimization/69195 - PR rtl-optimization/47992 - * ira.c (indirect_jump_optimize): Ignore artificial defs. - Add comments. - -2016-03-15 Eric Botcazou <ebotcazou@adacore.com> - - PR bootstrap/69513 - * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list. - -2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com> - - * config/avr/avr.md (rotl<mode>3): Set mode for operand 2. - -2016-03-15 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/70222 - * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT - optimization if mode is different from result_mode, queue up masking - of the result in outer_op. Formatting fix. - - PR middle-end/70239 - * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead - of safe_grow. - -2016-03-15 Andrey Belevantsev <abel@ispras.ru> - - PR rtl-optimization/69032 - * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when - looping backwards over basic block insns. - -2016-03-15 Andrey Belevantsev <abel@ispras.ru> - - PR target/66660 - * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern - to non-speculative when propagating trap bits. - -2016-03-15 Andrey Belevantsev <abel@ispras.ru> - - PR rtl-optimization/63384 - * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on - DEBUG_INSN_P insns. - -2016-03-15 Andrey Belevantsev <abel@ispras.ru> - - PR target/64411 - * sched-deps.c (get_implicit_reg_pending_clobbers): New function, - factored out from ... - (sched_analyze_insn): ... here. - * sched-int.h (get_implicit_reg_pending_clobbers): Declare it. - * sel-sched-ir.c (setup_id_implicit_regs): New function, use - get_implicit_reg_pending_clobbers in it. - (setup_id_reg_sets): Use setup_id_implicit_regs. - (deps_init_id): Ditto. - -2016-03-15 Tom de Vries <tom@codesourcery.com> - - PR ipa/70161 - * cgraph.c (cgraph_node::get_body): Save, reset and restore - dump_file_name. - * passes.c (execute_one_ipa_transform_pass): Add missing argument to - execute_function_dump. - (execute_one_pass): Don't dump function if it will be dumped after ipa - transform. - -2016-03-15 Segher Boessenkool <segher@kernel.crashing.org> - - * genrecog.c (match_pattern_2): If pred is NULL don't call - safe_predicate_mode on it. - -2016-03-14 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/70219 - * lra-constraints.c (delete_move_and_clobber): Change assertion - to also allow dregno == 0. - -2016-03-14 Richard Henderson <rth@redhat.com> - - PR tree-opt/68714 - * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New. - (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P. - (reassociate_bb): Use optimize_vec_cond_expr; avoid - optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi - on vectors. - -2016-03-14 Bernd Schmidt <bschmidt@redhat.com> - - PR target/70083 - * lra-lives.c (process_bb_lives): Also update biggest mode for hard - regs. - (lra_create_live_ranges_1): initialize hard register biggest_mode to - VOIDmode. - * lra-constraints.c (split_reg): For hard regs, try to find the - biggest single-register mode used in the function. - -2016-03-14 Richard Biener <rguenther@suse.de> - - PR tree-optimization/56365 - * tree-ssa-phiopt.c (minmax_replacement): Handle alternate - constants to compare against. - -2016-03-14 Segher Boessenkool <segher@kernel.crashing.org> - - PR target/70098 - * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2, - *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output. - (define_split for the GPR case): Use int_reg_operand instead of - gpc_reg_operand for the output. - -2016-03-14 Tom de Vries <tom@codesourcery.com> - - PR tree-optimization/70045 - * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare - create_empty_if_region_on_edge argument. - -2016-03-13 Eric Botcazou <ebotcazou@adacore.com> - - * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define. - (STACK_CHECK_PROTECT): Likewise. - * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise - (STACK_CHECK_PROTECT): Likewise. - * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise - (STACK_CHECK_PROTECT): Likewise. - * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise. - * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise. - (STACK_CHECK_PROTECT): Likewise. - -2016-03-12 Andrey Belevantsev <abel@ispras.ru> - - PR rtl-optimization/69307 - * sel-sched.c (choose_best_pseudo_reg): Properly check for hard - registers in modes that span more than one register. - -2016-03-12 Vladimir Makarov <vmakarov@redhat.com> - - PR target/69614 - * lra-constraints.c (delete_move_and_clobber): New. - (remove_inheritance_pseudos): Use it. - -2016-03-12 Eric Botcazou <ebotcazou@adacore.com> - - PR ada/70017 - * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if - the libcall is LCT_THROW. - * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call - for the checking routine. - -2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/70131 - * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the - optimization if we have direct move. - (roundu32<mode>2_fprs): Likewise. - -2016-03-11 Bernd Schmidt <bschmidt@redhat.com> - - PR target/70123 - * lra-remat.c (operand_to_remat): Disallow hard regs in the value t - be rematerialized. - (reg_overlap_for_remat_p): Renamed from input_regno_present_p. - Arguments swapped. All callers changed. Take reg_renumber into - account, and Calculate and compare register ranges for hard regs. - -2016-03-11 Jeff Law <law@redhat.com> - - PR tree-optimization/70190 - * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): - Handle cases where we can not extract the taken edge, even though we - found a constant value. - - PR tree-optimization/64058 - * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX. - (num_coalesce_pairs): Move up earlier in file. - (find_coalesce_pair): Initialize the INDEX field for each pair - discovered. - (compare_pairs): No longer sort on the elements in each pair. - Instead break ties with the index of the coalesce pair. - -2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR target/70002 - * config/aarch64/aarch64-protos.h - (aarch64_save_restore_target_globals): New prototype. - * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse): - Call the above when popping pragma. - * config/aarch64/aarch64.c (aarch64_save_restore_target_globals): - New function. - (aarch64_set_current_function): Rewrite using the above. - -2016-03-11 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/70177 - * gimple-expr.h (extract_ops_from_tree_1): Renamed to ... - (extract_ops_from_tree): ... this. In the 2 argument - overload remove _1 suffix. - * gimple-expr.c (extract_ops_from_tree_1): Renamed to ... - (extract_ops_from_tree): ... this. - * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree): - Adjust callers. - * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise. - * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand - extract_ops_from_tree instead of 2 operand one. - -2016-03-11 Alan Lawrence <alan.lawrence@arm.com> - - PR tree-optimization/70013 - * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data - for constant-pool entries. - -2016-03-11 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/70174 - * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible - followed by gen_lowpart on force_reg instead of just gen_lowpart. - - PR tree-optimization/70169 - * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and - LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable - for unknown codes. - -2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com> - Jakub Jelinek <jakub@redhat.com> - - PR target/70160 - * config/i386/i386.c (scalar_chain::convert_reg): Skip uses - of uninitialized values. - -2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390.md ("trunctddd2"): Turn former define_insn into - define_expand. - ("*trunctddd2"): New pattern definition. - ("trunctdsd2"): Set prep_for_short_prec rounding mode for the - TD->DD truncation. - -2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant - definitions for BFP and DFP rounding modes. - ("fixuns_truncdddi2", "fixuns_trunctddi2") - ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2") - ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2") - ("fix_trunctf<mode>2"): Use the new constants instead of magic - numbers. - -2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/constraints.md: Adjust comment. - ("Y"): Adjust comment. Rename s390_decompose_shift_count to - s390_decompose_addrstyle_without_index. - * config/s390/predicates.md (shift_count_or_setmem_operand): - Rename to setmem_operand. - * config/s390/s390-protos.h - (s390_decompose_shift_count): Rename to - s390_decompose_addrstyle_without_index. - * config/s390/s390.c (s390_decompose_shift_count) - (s390_mem_constraint, print_shift_count_operand) - (print_operand_address, print_operand): Rename - s390_decompose_shift_count to - s390_decompose_addrstyle_without_index and rename - print_shift_count_operand to print_addrstyle_operand troughout the - file. - * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long") - ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"): - Rename shift_count_or_setmem_operand to setmem_operand. - * config/s390/vx-builtins.md ("vec_insert<mode>") - ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with - nonmemory_operand. - -2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> - - PR target/70168 - * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap): - Handle overlapping retval and newval. - -2016-03-10 Nick Clifton <nickc@redhat.com> - - PR target/7044 - * config/aarch64/aarch64.c - (aarch64_override_options_after_change_1): When forcing - flag_omit_frame_pointer to be true, use a special value that can - be detected if this function is called again, thus preventing - flag_omit_leaf_frame_pointer from being forced to be false. - -2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * common/config/aarch64/aarch64-common.c (aarch64_handle_option): - Set x_flag_omit_leaf_frame_pointer when handling - -momit-leaf-frame-pointer. - -2016-03-10 Jan Hubicka <hubicka@ucw.cz> - - PR lto/69589 - * cgraph.c (cgraph_node::dump): Dump split_part and - indirect_call_target. - * cgraph.h (cgraph_node): Add indirect_call_target flag. - * ipa.c (has_addr_references_p): Cleanup. - (is_indirect_call_target_p): New. - (walk_polymorphic_call_targets): Do not mark virtuals that may be - called indirectly as local. - (symbol_table::remove_unreachable_nodes): Compute indirect_call_target. - -2016-03-10 Jan Hubicka <hubicka@ucw.cz> - - PR ipa/69630 - * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE - on cxa_pure_virtual. - -2016-03-10 Jan Hubicka <hubicka@ucw.cz> - - PR lto/69589 - * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL. - -2016-03-10 Jan Hubicka <hubicka@ucw.cz> - - PR lto/69589 - * tree.c (need_assembler_name_p): Only record main variant type names. - -2016-03-10 Christophe Lyon <christophe.lyon@linaro.org> - - PR target/70113. - * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT): - Always define to 0 or 1. - (TARGET_FIX_ERR_A53_843419): New macro. - * config/aarch64/aarch64-elf-raw.h - (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes. - * config/aarch64/aarch64-linux.h: Likewise. - * config/aarch64/aarch64.c - (aarch64_override_options_after_change_1): Do not default - aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum - 843419 is on. - (aarch64_attributes): Handle fix-cortex-a53-843419. - (aarch64_can_inline_p): Likewise. - * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save. - -2016-03-10 Alan Lawrence <alan.lawrence@arm.com> - Jakub Jelinek <jakub@redhat.com> - - * common.opt (funconstrained-commons, flag_unconstrained_commons): New. - * tree.c (array_at_struct_end_p): Do not limit to size of decl for - DECL_COMMONS if flag_unconstrained_commons is set. - * tree-dfa.c (get_ref_base_and_extent): Likewise. - * doc/invoke.texi (Optimize Options): Add -funconstrained-commons. - (funconstrained-commons): Document. - -2016-03-10 Christophe Lyon <christophe.lyon@linaro.org> - - * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add - aarch64-fusion-pairs.def and aarch64-tuning-flags.def - -2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com> - - * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask - has a proper number of elements. - -2016-03-10 Alan Modra <amodra@gmail.com> - - PR rtl-optimization/69195 - PR rtl-optimization/47992 - * ira.c (recorded_label_ref): Delete. - (update_equiv_regs): Return void. - (indirect_jump_optimize): New function. - (ira): Call indirect_jump_optimize and delete_trivially_dead_insns - before regstat_compute_ri. Don't rebuild_jump_labels here. - Delete update_regstat. - -2016-03-10 Richard Biener <rguenther@suse.de> - - PR tree-optimization/70128 - * tree-ssa-structalias.c (set_uids_in_ptset): Set - vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL. - -2016-03-09 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/70152 - * tree-sra.c (replace_removed_params_ssa_names): Copy over - SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name. - - PR target/70086 - * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df - instead of gen_sse2_loadlpd. - * config/i386/sse.md (*vec_concatv2df): Rename to... - (vec_concatv2df): ... this. - - PR tree-optimization/70127 - * fold-const.c (operand_equal_p): Revert the 2015-10-28 change. - -2016-03-09 David Malcolm <dmalcolm@redhat.com> - - PR c/68473 - PR c++/70105 - * diagnostic-show-locus.c (compatible_locations_p): New function. - (layout::layout): Sanitize ranges using compatible_locations_p. - -2016-03-09 David Malcolm <dmalcolm@redhat.com> - - PR c/68473 - PR c++/70105 - * diagnostic-show-locus.c (layout_range::layout_range): Replace - location_range param with three const expanded_locations * and a - bool. - (layout::layout): Replace call to - rich_location::lazily_expand_location with get_expanded_location. - Extract the range and perform location expansion here, passing - the results to the layout_range ctor. - * diagnostic.c (source_range::debug): Delete. - * diagnostic.h (diagnostic_expand_location): Reimplement in terms - of rich_location::get_expanded_location. - * gcc-rich-location.c (get_range_for_expr): Delete. - (gcc_rich_location::add_expr): Reimplement to avoid the - rich_location::add_range overload that took a location_range, - passing a location_t instead. - -2016-03-09 Richard Biener <rguenther@suse.de> - Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/70138 - * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): - Also skip vect_double_reduction_def. - -2016-03-09 Jakub Jelinek <jakub@redhat.com> - - PR target/70049 - * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0 - if the operand is "m". - -2016-03-09 Nathan Sidwell <nathan@acm.org> - - * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level. - -2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com> - - * config/i386/i386.c (processor_target_table): Fix cost table - intialization order for znver1. - -2016-03-08 Jakub Jelinek <jakub@redhat.com> - - * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling - - becuase -> because. - * ipa-reference.c (ignore_module_statics): Likewise. - * cgraph.c (cgraph_node::get_body): Likewise. - * ipa-inline.c (early_inliner): Likewise. - * ipa-devirt.c (types_same_for_odr): Likewise. - * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise. - * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise. - -2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * tree-ssa-math-opts.c: Fix typo in comment. - -2016-03-08 Jakub Jelinek <jakub@redhat.com> - - PR target/70110 - * config/i386/i386.c (scalar_chain::make_vector_copies, - scalar_chain::convert_reg): Call end_sequence in between - get_insns and emit_conversion_insns rather than after both - calls. - -2016-03-07 Uros Bizjak <ubizjak@gmail.com> - - PR target/70064 - * config/i386/i386.h (machine_function): Add - pc_thunk_call_expanded flag. - (ix86_pc_thunk_call_expanded): New define. - * config/i386/i386.md (set_got, set_got_labelled): New expanders. - (*set_got): Rename insn pattern from set_got. - (*set_got_labelled): Rename inst pattern from set_got_labelled. - * config/i386/i386.c (ix86_compute_frame_layout): Use - ix86_pc_thunk_call_expanded to prevent red-zone. - -2016-03-07 Martin Jambor <mjambor@suse.cz> - - * hsa.h (hsa_get_ctor_statements): Declare. - (hsa_get_dtor_statements): Likewise. - (hsa_get_kernel_dispatch_type): Likewise. - * hsa.c (hsa_get_ctor_statements): New function. - (hsa_get_dtor_statements): Likewise. - (hsa_get_kernel_dispatch_type): Likewise. - * hsa-brig.c (hsa_cdtor_statements): Removed. - (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and - hsa_get_dtor_statements. - * hsa-gen.c (hsa_kernel_dispatch_type): Removed. - (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type. - -2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com> - - * config/arm/arm-cores.def (cortex-r8): New. - * config/arm/arm-tables.opt (cortex-r8): Regenerate. - * config/arm/arm-tune.md: Likewise. - * doc/invoke.texi: Add cortex-r8 to list of cpu values. - -2016-03-07 Martin Sebor <msebor@redhat.com> - - PR rtl-optimization/19705 - * doc/invoke.texi (Options That Control Optimization): Clarify - -fno-branch-count-reg. - -2016-02-26 Richard Biener <rguenther@suse.de> - Jeff Law <law@redhat.com> - - PR tree-optimization/69740 - * cfghooks.c (remove_edge): Request loop fixups if we delete - an edge that might turn an irreducible loop into a natural - loop. - * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP. - Move after definition of loops_state_clear. - -2016-03-07 Bin Cheng <bin.cheng@arm.com> - - PR rtl-optimization/69052 - * rtlanal.c (commutative_operand_precedence): Set higher precedence - to CONST_WIDE_INT. - -2016-03-07 Tom de Vries <tom@codesourcery.com> - - PR tree-optimization/70116 - * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling - is_tm_ending stmts and ubsan/asan internal functions. - (find_duplicate): Use it. Don't test is_tm_ending here. - -2016-03-07 Richard Biener <rguenther@suse.de> - - PR tree-optimization/70115 - * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove. - (propagate_constants_for_unrolling): Use replace_uses_by. - -2016-03-07 Nathan Sidwell <nathan@codesourcery.com> - - PR middle-end/69916 - * omp-low.c (struct oacc_loop): Add ifns. - (new_oacc_loop_raw): Initialize it. - (finish_oacc_loop): Clear mask & flags if no ifns. - (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls. - (oacc_loop_xform_loop): Add ifns arg & adjust. - (oacc_loop_process): Adjust oacc_loop_xform_loop call. - -2016-03-07 Richard Henderson <rth@redhat.com> - - PR rtl-opt/70061 - * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust. - (insert_value_copy_on_edge): Likewise. - -2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/arm/arm_neon.h: Show error if using with soft-float ABI. - -2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - PR target/62281 - * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define. - -2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com> - - * config/i386/i386.c (znver1_cost): Fix Multiply cost. - -2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com> - - Fix sseimul type attribute. - * config/i386/znver1.md - (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load, - znver1_sseimul_avx256_load) : Fix the type attribute. - (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute, - pipe usage and latency. - -2016-03-05 Jakub Jelinek <jakub@redhat.com> - - PR c++/70084 - * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR - of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it - to the right type. - -2016-03-04 Bernd Schmidt <bschmidt@redhat.com> - - PR c/69973 - * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT. - - PR rtl-optimization/69941 - * postreload.c (reload_combine_recognize_pattern): Ensure all uses of - the reg share its mode. - -2016-03-04 Jeff Law <law@redhat.com> - - PR tree-optimization/69196 - * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): - If the both SSA_NAMEs are anonymous, then consider them unassociated - and include the PHI in the statement count. - -2016-03-05 Tom de Vries <tom@codesourcery.com> - - * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc - construct in oacc routine. Check for oacc region in oacc routine. - -2016-03-04 Jakub Jelinek <jakub@redhat.com> - - PR target/70062 - * config/i386/i386.c (decide_alg): Add RECUR argument. Revert - 2016-02-22 changes, instead don't recurse if RECUR is already true. - Don't change *dynamic_check if RECUR. Adjust recursive caller - to pass true to the new argument. - (ix86_expand_set_or_movmem): Adjust decide_alg caller. - - PR target/70059 - * config/i386/sse.md (vec_set_lo_<mode><mask_name>, - <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting - fixes. - (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands. - -2016-03-04 Bernd Schmidt <bschmidt@redhat.com> - - PR rtl-optimization/57676 - * lra-assigns.c (lra_assign): Guard test for maximum iterations - with flag_checking. - -2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com> - - * tree-vect-patterns.c (search_type_for_mask): Handle - comparison of booleans. - -2016-03-04 Jakub Jelinek <jakub@redhat.com> - - * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align): - Fix @xref usage. - - PR debug/69947 - * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle - all other ops that have dw_val_class_die_ref operands, - and DW_OP_GNU_entry_value. - -2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR rtl-optimization/69904 - * config/arm/arm.c (arm_cannot_copy_insn_p): - Return true for load-exclusive instructions. - -2016-03-03 Jakub Jelinek <jakub@redhat.com> - - PR target/70021 - * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN - argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark - the pattern no matter if it is used just by non-pattern, pattern - or mix thereof. - (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers. - * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If - oprnd1 def_stmt is in pattern, don't look through it. - -2016-03-03 Marek Polacek <polacek@redhat.com> - - PR middle-end/70050 - * match.pd (X % -Y): Add INTEGRAL_TYPE_P check. - -2016-03-03 Martin Liska <mliska@suse.cz> - - PR tree-optimization/70043 - * tree-vect-loop.c (optimize_mask_stores): Move iterator to - previous statement if we see a debug statement. - -2016-03-03 Richard Biener <rguenther@suse.de> - - PR tree-optimization/55936 - * tree-vrp.c (compare_name_with_value): Add use_equiv_p - parameter and guard unsafe equivalence use. - (vrp_evaluate_conditional_warnv_with_ops): Always use - safe equivalences but not via the quadratic compare_names - helper. - -2016-03-03 Michael Collison <michael.collison@linaro.org> - - PR target/70014 - * config/arm/arm.md (*subsi3_carryin_const): Change predicate - for operand 1 to s_register_operand. Change predicate for operand - 2 to arm_not_immediate_operand. - -2016-03-02 H.J. Lu <hongjiu.lu@intel.com> - - * doc/tm.texi: Regenerated. - -2016-03-02 Richard Henderson <rth@redhat.com> - - PR rtl-opt/67145 - * simplify-rtx.c (simplify_plus_minus): Allow reassoc without - simplification when all args are positive non-fixed registers. - -2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org> - - * target.def (lra_p): Specify that new ports should use LRA. - -2016-03-02 Jakub Jelinek <jakub@redhat.com> - - PR libgomp/69555 - * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also - gimplify_type_sizes the type they refer to. - (omp_notice_variable): Handle reference vars to VLAs. - * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE - reference to VLA decls in the second pass instead of first pass. - -2016-03-02 Tom de Vries <tom@codesourcery.com> - - PR tree-optimization/68659 - * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle - new_expr == NULL_TREE. - (get_new_name): Handle ADDR_EXPR. - -2016-03-02 Bin Cheng <bin.cheng@arm.com> - - PR rtl-optimization/69052 - * loop-invariant.c (canonicalize_address): New function. - (inv_can_prop_to_addr_use): Check validity of address expression - which is canonicalized by above function. - -2016-03-02 Alan Modra <amodra@gmail.com> - - PR ipa/69990 - * ipa-icf.c (sem_variable::merge): Do not merge an alias with - larger alignment. - -2016-03-02 Jakub Jelinek <jakub@redhat.com> - - PR target/70028 - * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative. - (*movhi_internal): Put mask moves from and to memory separately - from moves from/to GPRs. - -2016-03-02 Richard Biener <rguenther@suse.de> - - * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded - GENERIC expressions in GIMPLE. - -2016-03-02 Richard Biener <rguenther@suse.de> - - * config/i386/i386.c (type_natural_mode): Fix typo. - -2016-03-02 Nick Clifton <nickc@redhat.com> - - * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file. - -2016-03-02 Richard Biener <rguenther@suse.de> - Uros Bizjak <ubizjak@gmail.com> - - PR target/67278 - * config/i386/i386.c (type_natural_mode): Handle XFmode vectors. - -2016-03-02 Richard Biener <rguenther@suse.de> - - PR middle-end/67278 - * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case. - -2016-03-02 Marek Polacek <polacek@redhat.com> - - PR c/67854 - * gimplify.c (gimplify_va_arg_expr): Use expanded location for the - "is promoted to" warning. - -2016-03-01 DJ Delorie <dj@redhat.com> - - * config.gcc: Deprecate mep-*. - -2016-03-01 Vladimir Makarov <vmakarov@redhat.com> - - PR middle-end/70025 - * lra-constraints.c (regno_val_use_in): New. - (match_reload): Use it instead of regno_use_in. - -2016-03-01 Eric Botcazou <ebotcazou@adacore.com> - - PR rtl-optimization/70007 - * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory - references present in REG_EQUAL notes attached to non-SET patterns. - -2016-03-01 Jeff Law <law@redhat.com> - - PR tree-optimization/69196 - * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): - Appropriately clamp the number of statements to copy when the - thread path does not traverse a loop backedge. - - PR tree-optimization/69196 - * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): - Do count some PHIs in the thread path against the insn count. Decrease - final statement count by one as the control statement in the last - block will get removed. Remove special cased code for handling PHIs - in the last block. - -2016-03-01 Uros Bizjak <ubizjak@gmail.com> - - PR target/70027 - * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel - asm dialect alternatives to explicit GOTPCREL calls. - -2016-03-01 Eric Botcazou <ebotcazou@adacore.com> - - PR ada/70017 - * ira.c (do_reload): Issue warning for generic stack checking here... - * reload1.c (reload): ...instead of here and streamline it. - -2016-03-01 Nick Clifton <nickc@redhat.com> - - * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file. - -2016-03-01 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69983 - * tree-chrec.c (eq_evolutions_p): Handle conversions, compare - types and fall back to operand_equal_p. - -2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - Revert - 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/constraints.md ("jm8"): New constraint. - * config/s390/predicates.md ("const_int_8bitset_operand"): New - predicate. - * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge - into ... - ("*setmem_long<setmem_and>"): New pattern. - ("*setmem_long_31z", "*setmem_long_and_31z"): Merge - into ... - ("*setmem_long_31z<setmem_and>"): New pattern. - * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"): - New substitution rules with the required attributes. - - -2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - Revert - 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * gensupport.c (process_substs_on_one_elem): Split loop to - complete mark_operands_used_in_match_dup on all expressions in the - vector first. - (adjust_operands_numbers): Inline into process_substs_on_one_elem - and remove function. - -2016-03-01 Richard Biener <rguenther@suse.de> - - PR middle-end/70022 - * fold-const.c (fold_indirect_ref_1): Fix range checking for - vector BIT_FIELD_REF extract. - -2016-03-01 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69994 - * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case. - -2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com> - - PR tree-optimization/69956 - * tree-vect-stmts.c (supportable_widening_operation): Support - multi-step conversion of boolean vectors. - (supportable_narrowing_operation): Likewise. - -2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390.c (s390_decompose_address): Don't accept SImode - anymore. - -2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/subst.md (DSI_VI): New mode iterator. - ("addr_style_op_subst"): Use DSI_VI instead of DSI. - * config/s390/vector.md ("vec_set<mode>"): Move expander before - the insn definition. - ("*vec_set<mode>"): Change predicate and add alternative to - support only either register or const_int operands as element - selector. - ("*vec_set<mode>_plus"): New pattern to support reg + const_int - operands. - ("vec_extract<mode>"): New expander. - ("*vec_extract<mode>"): New insn definition supporting reg and - const_int element selectors. - ("*vec_extract<mode>_plus"): New insn definition supporting - reg+const_int element selectors. - ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the - following expander+insn definition. - ("<vec_shifts_name><mode>3"): New expander. - ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition. - -2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390.md ("*tabort_1"): Change predicate to - nonmemory_operand. Add a second alternative to cover - register as well as const int operands. - ("*tabort_1_plus"): New pattern definition. - -2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390.md ("*ashrdi3_cc_31") - ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and") - ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"): - Merge insn definitions into ... - ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"): - New pattern definition. - ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", ) - ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and") - ("*ashr<mode>3_and"): Merge insn definitions into ... - ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"): - New pattern definition. - * config/s390/subst.md ("addr_style_op_cc_subst") - ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New - substitutions patterns plus attributes. - Add ashiftrt to SUBST iterator. - -2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390.md ("<shift><mode>3"): Change predicate of - op2 to nonmemory_operand. - ("*<shift>di3_31", "*<shift>di3_31_and"): - Merge into single pattern definition ... - ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern. - ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single - pattern definition ... - ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern. - * config/s390/subst.md: Add ashift and lshiftrt to SUBST - iterator. - -2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/predicates.md (const_int_6bitset_operand): New - predicate. - * config/s390/s390.md: Include subst.md. - ("rotl<mode>3"): New expander. - ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into - ... - ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition. - * config/s390/subst.md: New file. - -2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390.md ("op_type", "atype", "length" attributes): - Remove RRR type. It doesn't really exist. - ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode - attributes. - ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes. - ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3") - ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3") - ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3") - ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2") - ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override - `enabled' attribute. - -2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * gensupport.c (process_substs_on_one_elem): Split loop to - complete mark_operands_used_in_match_dup on all expressions in the - vector first. - (adjust_operands_numbers): Inline into process_substs_on_one_elem - and remove function. - -2016-02-29 Eric Botcazou <ebotcazou@adacore.com> - - PR target/69706 - * config/sparc/sparc.c (NWORDS_UP): Rename to... - (CEIL_NWORDS): ...this. Use CEIL macro. - (compute_fp_layout): Adjust to above renaming. - (function_arg_union_value): Likewise. - (sparc_arg_partial_bytes): Likewise. - (sparc_function_arg_advance): Likewise. - -2016-02-29 Jeff Law <law@redhat.com> - - PR tree-optimization/70005 - * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case - where an object with a boolean range is compared against a value - outside [0..1]. - - PR tree-optimization/69999 - * gimple-ssa-split-paths.c (split_paths): When duplicating a block - with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule - loop cleanups. - -2016-02-29 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69994 - * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function. - (get_unary_op): Look through nop conversions. - (ops_equal_values_p): New function, look for equality diregarding - nop conversions. - (eliminate_plus_minus_pair): Use ops_equal_values_p - (repropagate_negates): Do not use get_unary_op here. - -2016-02-29 Martin Liska <mliska@suse.cz> - - * system.h: Poison ENABLE_CHECKING macro. - -2016-02-29 Martin Liska <mliska@suse.cz> - - * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS - is presented in dump flags. - * hsa-regalloc.c (linear_scan_regalloc): Likewise. - (hsa_regalloc): Likewise. - -2016-02-19 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69980 - * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update - permutation of those we need to keep. - -2016-02-29 Eric Botcazou <ebotcazou@adacore.com> - - PR target/69706 - * config/sparc/sparc.c (ROUND_ADVANCE): Rename to... - (NWORDS_UP): ...this - (init_cumulative_args): Minor tweaks. - (sparc_promote_function_mode): Likewise. - (scan_record_type): Delete. - (traverse_record_type): New function template. - (classify_data_t): New structure type. - (classify_registers): New inline function. - (function_arg_slotno): In 64-bit mode, bail out early if FP slots are - exhausted. Instantiate traverse_record_type on classify_registers and - deal with the case of a structure passed in slot #15 with no FP field - in the first word. - (assign_data_t): New structure type. - (compute_int_layout): New static function. - (compute_fp_layout): Likewise. - (count_registers): New inline function. - (assign_int_registers): New static function. - (assign_fp_registers): Likewise. - (assign_registers): New inline function. - (function_arg_record_value_1): Delete. - (function_arg_record_value_2): Likewise. - (function_arg_record_value_3): Likewise. - (function_arg_record_value): Adjust to above changes. Instantiate - traverse_record_type on count_registers to first count the number of - registers to be used and then on assign_registers to assign them. - (function_arg_union_value): Adjust to above renaming. - (sparc_function_arg_1); Minor tweaks. Remove commented out code. - (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the - case of a structure passed in slot #15 - (sparc_function_arg_advance): Likewise. - (function_arg_padding): Minor tweak. - -2016-02-29 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69720 - * tree-vect-loop.c (get_initial_def_for_reduction): Avoid - the adjustment_def path for possibly vectorized defs. - (vect_create_epilog_for_reduction): Handle vectorized initial - defs properly. - -2016-02-28 Eric Botcazou <ebotcazou@adacore.com> - - * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define. - -2016-02-27 Jeff Law <law@redhat.com> - - Revert - 2016-02-26 Richard Biener <rguenther@suse.de> - Jeff Law <law@redhat.com> - - PR tree-optimization/69740 - * cfghooks.c (remove_edge): Request loop fixups if we delete - an edge that might turn an irreducible loop into a natural - loop. - -2016-02-27 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/69896 - * tree-vect-generic.c (get_compute_type): Avoid single element - vector types. - -2016-02-26 Evandro Menezes <e.menezes@samsung.com> - - Rename the AArch64 tuning option and related functions to enable the - Newton series for the reciprocal square root to reflect its - approximative characteristic. - - * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename - function to "aarch64_emit_approx_rsqrt". - * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to - AARCH64_EXTRA_TUNE_APPROX_RSQRT. - * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name. - (xgene1_tunings): Likewise. - (use_rsqrt_p): Likewise. - (aarch64_emit_swrsqrt): Use new function name. - * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise. - * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the - text explaining this option. - * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise. - -2016-02-26 Jakub Jelinek <jakub@redhat.com> - - PR target/69969 - * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't - complain about -mallow-movmisalign without -mvsx if - TARGET_ALLOW_MOVMISALIGN was not set explicitly. - -2016-02-26 Joel Sherrill <joel@rtems.org> - - * config.gcc: Add x86_64-*-rtems*. - * config/i386/rtems-64.h: New file. - -2016-02-26 Joel Sherrill <joel@rtems.org> - - * config.gcc: Add aarch64-*-rtems*. - * config/aarch64/rtems.h: New file. - -2016-02-26 Segher Boessenkool <segher@kernel.crashing.org> - - PR target/69946 - * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm - shift amount using %h. Add comment. - -2016-02-26 Richard Biener <rguenther@suse.de> - Jeff Law <law@redhat.com> - - PR tree-optimization/69740 - * cfghooks.c (remove_edge): Request loop fixups if we delete - an edge that might turn an irreducible loop into a natural - loop. - -2016-02-26 Martin Jambor <mjambor@suse.cz> - - PR middle-end/69920 - * tree-sra.c (sra_modify_assign): Do not remove loads of - uninitialized aggregates to SSA_NAMEs. - -2016-02-26 Richard Henderson <rth@redhat.com> - - PR target/69709 - * config/s390/s390.md (risbg and risbgn splitters): Allocate new - pseudo in case the target rtx matches the source of the left - shift. - -2016-02-26 Martin Jambor <mjambor@suse.cz> - - PR hsa/69568 - * hsa.h (hsa_type_packed_p): Declare. - * hsa.c (hsa_type_packed_p): New function. - * hsa-gen.c (mem_type_for_type): Use unsigned type for packed - loads. - (gen_hsa_insns_for_store): Use hsa_type_packed_p. - * hsa-brig.c (emit_basic_insn): Likewise. - -2016-02-26 Martin Jambor <mjambor@suse.cz> - - pr hsa/69674 - * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for - pointers. - (gen_hsa_addr): Allow integer constants in TMR_INDEX2. - -2016-02-26 Martin Jambor <mjambor@suse.cz> - - * hsa.h (is_a_helper): New overload for hsa_op_immed for - hsa_op_with_type operands. - (hsa_unsigned_type_for_type): Declare. - * hsa.c (hsa_unsigned_type_for_type): New function. - * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type. - (gen_hsa_insns_for_operation_assignment): Satisfy constrains of - the finalizer. Do not emit extra move. - -2016-02-26 Martin Jambor <mjambor@suse.cz> - - * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of - atomic operations in private segment. - -2016-02-26 Martin Jambor <mjambor@suse.cz> - - * omp-low.c (grid_find_ungridifiable_statement): Store problematic - statements to wi->info. Also disallow omp simd constructs. - (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason - for not gridifying. Dump special string for omp_for. - -2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR target/69245 - * config/aarch64/aarch64.c (aarch64_set_current_function): - Save/restore target globals when switching to - target_option_default_node. - -2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR target/69613 - * config/aarch64/aarch64.c (aarch64_shift_truncation_mask): - Return 0 if !SHIFT_COUNT_TRUNCATED. - -2016-02-26 Jakub Jelinek <jakub@redhat.com> - Eric Botcazou <ebotcazou@adacore.com> - - PR rtl-optimization/69891 - * dse.c (scan_insn): If we can't figure out memset arguments - or they are non-constant, call clear_rhs_from_active_local_stores. - -2016-02-26 Martin Liska <mliska@suse.cz> - - * doc/extend.texi: Mention clog10, clog10f an clog10l - in Builtins section. - -2016-02-26 Martin Liska <mliska@suse.cz> - - * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with - CHECKING_P. - (resolve_args_picking_1): Likewise. - * dwarf2out.h (struct GTY): Likewise. - -2016-02-26 Martin Liska <mliska@suse.cz> - - * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro - with flag_checking. - * hsa-regalloc.c (linear_scan_regalloc): Likewise. - -2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de> - Martin Liska <mliska@suse.cz> - - * doc/install.texi: Mention --enable-valgrind-annotations. - -2016-02-26 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69551 - * tree-ssa-structalias.c (get_constraint_for_ssa_var): When - looking through aliases adjust DECL_PT_UID to refer to the - ultimate alias target. - -2016-02-25 Martin Liska <mliska@suse.cz> - - PR middle-end/69919 - * alloc-pool.c (after_memory_report): New variable. - * alloc-pool.h (base_pool_allocator ::release): Do not use - the infrastructure if after_memory_report. - * toplev.c (toplev::main): Mark after memory report. - -2016-02-25 Richard Biener <rguenther@suse.de> - - PR tree-optimization/48795 - * tree-vrp.c (check_array_ref): Use array_at_struct_end_p. - -2016-02-25 Ilya Verbin <ilya.verbin@intel.com> - - PR driver/68463 - * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if - offloading is enabled and -fopenacc or -fopenmp is specified. - (CRTOFFLOADEND): Likewise. - (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN. - (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND. - * lto-wrapper.c (offloadbegin, offloadend): Remove static vars. - (offload_objects_file_name): New static var. - (tool_cleanup): Remove offload_objects_file_name file. - (find_offloadbeginend): Replace with ... - (find_crtoffloadtable): ... this. - (run_gcc): Remove offload_argc and offload_argv. - Get offload_objects_file_name from -foffload-objects=... option. - Read names of object files with offload from this file, pass them to - compile_images_for_offload_targets. Don't call find_offloadbeginend and - don't pass offloadbegin and offloadend to the linker. Don't pass - offload non-LTO files to the linker, because now they're not claimed. - -2016-02-25 Jan Hubicka <hubicka@ucw.cz> - - PR ipa/69630 - * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE - on builtin_unreachable. - -2016-02-25 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/69896 - * regcprop.c: Include cfgrtl.h. - (copyprop_hardreg_forward_1): If noop_p insn uses narrower - than remembered mode, either delete it (if noop_move_p), or - treat like copy_p but not noop_p instruction. - -2016-02-24 Jakub Jelinek <jakub@redhat.com> - - PR debug/69705 - * dwarf2out.c (gen_variable_die): Work around buggy LTO - - allow NULL decl for Fortran DW_TAG_common_block variables. - -2016-02-24 Jason Merrill <jason@redhat.com> - - * common.opt (flifetime-dse): Add -flifetime-dse=1. - -2016-02-24 Richard Biener <rguenther@suse.de> - Jakub Jelinek <jakub@redhat.com> - - PR middle-end/69760 - * tree-scalar-evolution.c (interpret_rhs_expr): Re-write - conditionally executed ops to well-defined overflow behavior. - -2016-02-24 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/69915 - * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST - elements. - -2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR rtl-optimization/69886 - * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode - argument. Use it when checking validity of set instructions. - (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p. - (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p - callsite. - * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype. - * store-motion.c (find_moveable_store): Update - can_assign_to_reg_without_clobbers_p callsite. - -2016-02-24 Richard Biener <rguenther@suse.de> - - PR middle-end/68963 - * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix - bogus check. - (record_nonwrapping_iv): Do not fall back to the low/high bound - for non-constant IV bases if the stmt is not always executed. - -2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/arm/arm-cores.def (cortex-a32): New entry. - * config/arm/arm-tables.opt: Regenerate. - * config/arm/arm-tune.md: Regenerate. - * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32. - * config/arm/t-aprofile: Handle mcpu=cortex-a32. - * doc/invoke.texi (ARM Options): Document cortex-a32 as value - for -mcpu and -mtune. - -2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR target/69875 - * config/arm/arm.h (TARGET_HAVE_LPAE): Define. - * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value. - * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern. - (atomic_loaddi_1): Delete. - (atomic_loaddi): Rewrite expander using the above changes. - -2016-02-24 Jakub Jelinek <jakub@redhat.com> - - PR c/69918 - * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from - 2 to 3. - -2016-02-24 Jakub Jelinek <jakub@redhat.com> - Richard Biener <rguenth@suse.de> - - PR middle-end/69909 - * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid - set_mem_attributes if tem is SSA_NAME which got expanded - as a MEM. - -2016-02-24 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69907 - * tree-vect-stmts.c (vectorizable_load): Check for gaps at the - end of permutations for BB vectorization. - -2016-02-24 Christian Bruel <christian.bruel@st.com> - - * config/arm/arm-c.c (arm_option_override): Initialize - target_option_current_node. - * config/arm/arm.c (arm_pragma_target_parse): Replace - build_target_option_node call by target_option_current_node. - Set target_option_current_node. - Fix comments. - -2016-02-23 David Edelsohn <dje.gcc@gmail.com> - - PR target/69810 - * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from - define_insn_and_split to define_insn. - (zero_extendqi<mode>2_dot2): Same. - (extendqi<mode>2_dot): Same. - (extendqi<mode>2_dot2): Same. - -2016-02-23 Evandro Menezes <e.menezes@samsung.com> - - * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores - and add bypass for AES{D,E} and AESMC pairs. - * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E} - and AESMC pairs. - -2016-02-23 Evandro Menezes <e.menezes@samsung.com> - - * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton - series for reciprocal square root in Exynos M1. - -2016-02-23 Martin Sebor <msebor@redhat.com> - - PR c/69759 - * doc/extend.texi (Other Builtins): Document __builtin_alloca and - __builtin_alloca_with_align. - -2016-02-23 Richard Henderson <rth@redhat.com> - - * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS. - (ix86_register_pragmas): Remove __seg_tls. - * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove. - * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it. - (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove. - (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove. - (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove. - * doc/extend.texi (__seg_tls): Remove item. - -2016-02-23 Richard Biener <rguenther@suse.de> - - * alloc-pool.h (struct allocation_object): Make id member - conditional on CHECKING_P again. - (get_instance): Adjust. - (base_pool_allocator): Likewise. - -2016-02-23 Thomas Schwinge <thomas@codesourcery.com> - - * tree-parloops.c (create_parallel_loop, gen_parallel_loop) - (parallelize_loops): In OpenACC kernels mode, set n_threads to - zero. - (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on - flag_openacc. - * tree-ssa-loop.c (gate_oacc_kernels): Likewise. - -2016-02-23 Richard Biener <rguenther@suse.de> - - * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t. - * bitmap.h (struct bitmap_usage): Likewise. - (bitmap_move): Declare. - * bitmap.c (register_overhead): Take size_t argument. - (bitmap_move): New function. - * df-problems.c (df_rd_transfer_function): Use bitmap_move - to properly account overhead. - * tree.c (free_node): Use tree_size. - -2016-02-23 Jakub Jelinek <jakub@redhat.com> - - PR c++/69902 - * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING - when inverting comparison. - - PR c/69900 - * common.opt (Wunreachable-code): Add Warning flag. - -2016-02-23 Mark Wielaard <mjw@redhat.com> - Jakub Jelinek <jakub@redhat.com> - - PR c/69911 - * cgraphunit.c (check_global_declaration): Check main_input_filename - and DECL_SOURCE_FILE are not NULL. - -2016-02-23 Martin Jambor <mjambor@suse.cz> - - PR tree-optimization/69666 - * tree-sra.c (sra_modify_assign): Do not attempt to create - default_def replacements for unscalarizable regions. - -2016-02-20 Mark Wielaard <mjw@redhat.com> - - PR c/28901 - * cgraphunit.c (check_global_declaration): Check level of - warn_unused_const_variable and main_input_filename. - * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=. - (-Wunused-variable): For C implies -Wunused-const-variable=1. - (-Wunused-const-variable): Explain levels 1 and 2. - -2016-02-22 Jakub Jelinek <jakub@redhat.com> - - PR target/69888 - * config/i386/i386.c (decide_alg): Ensure we don't recurse with - identical arguments. Formatting and spelling fixes. - - PR target/69885 - * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must - be specified. - - PR target/69894 - PR target/69895 - * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def - and m68k-devices.def. - * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def. - * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def. - -2016-02-22 Cesar Philippidis <cesar@codesourcery.com> - - * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode - and HImode registers. - -2016-02-22 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69882 - * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly - preserve permutations present because of gaps. - (vect_supported_load_permutation_p): Always continue checking - permutations after vect_attempt_slp_rearrange_stmts. - -2016-02-22 Bin Cheng <bin.cheng@arm.com> - - * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump - min_profitable_estimate, rather than min_profitable_iters. - -2016-02-22 Jakub Jelinek <jakub@redhat.com> - - PR target/69885 - * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use - SImode for last match_operand. - -2016-02-22 Martin Liska <mliska@suse.cz> - - * hsa-gen.c (gen_hsa_clrsb): In case of zero value, - return bitsize - 1 as the return value. - -2016-02-22 Oleg Endo <olegendo@gcc.gnu.org> - - PR target/69806 - PR target/54089 - * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p): - Handle negative shift counts. - * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use - force_reg on the shift constant. - (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d. - (lshrsi3_d): Handle negative shift counts. - -2016-02-22 Richard Biener <rguenther@suse.de> - Tom de Vries <tom@codesourcery.com> - - * graph.c: Include dumpfile.h. - (print_graph_cfg): Split into three overloads. - * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn. - -2016-02-22 Tom de Vries <tom@codesourcery.com> - - * gdbhooks.py (class DumpFn): Add and instantiate, adding command - dump-fn. - -2016-02-22 Richard Biener <rguenther@suse.de> - - PR ipa/37448 - * ipa-inline-transform.c (inline_call): When not updating - overall summaries adjust self size by the growth estimate. - * ipa-inline.c (inline_to_all_callers_1): Add to the callers - hash-set, do not update overall summaries here. Renamed from ... - (inline_to_all_callers): ... this which is now wrapping the - above and performing delayed overall summary update. - (early_inline_small_functions): Delay updating of the overall - summary. - -2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de> - - * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize - variable. - -2016-02-19 Jakub Jelinek <jakub@redhat.com> - - PR driver/69805 - * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use - :%* in %:gt() argument. - (greater_than_spec_func): Adjust for expecting only numbers, - if there are more than two numbers, compare the last two. - -2016-02-19 Jonathan Wakely <jwakely@redhat.com> - - * doc/invoke.texi (C++ Dialect Options): Clarify interaction of - -Wnarrowing with -std. - -2016-02-19 Jakub Jelinek <jakub@redhat.com> - - PR c++/69851 - * expr.c (store_field): Don't use bit-field path if exp is - COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is - different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize - and the assignment can be performed by bitwise copy. Formatting - fix. - - PR middle-end/69838 - * lra.c (lra_process_new_insns): If non-call exceptions are enabled, - call copy_reg_eh_region_note_forward on before and/or after sequences - and remove note from insn if it no longer can throw. - - PR target/69820 - * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode - if TARGET_AVX512BW. - -2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/vector.md: Add missing commutative operand markers - to the patterns which qualify for one. - * config/s390/vx-builtins.md: Likewise. - -2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/vector.md (VI, VI_QHS): Add single element vector - types to mode iterators. - (vec_double): ... and mode attribute. - * config/s390/vx-builtins.md (non_vec_int): Likewise. - -2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"): - Change the predicate of op2 from nonimmediate to general and let - reload fix it if necessary. - -2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/vecintrin.h (vec_sub_u128): Define missing macro. - -2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390.c (s390_expand_vcond): Use the compare operand - mode. - -2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype. - * config/s390/s390.c (s390_expand_vec_movstr): New function. - * config/s390/s390.md ("movstr<P:mode>"): Call - s390_expand_vec_movstr. - -2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390.md: Add missing output modifier for operand 1 - to print it as address properly. - -2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*. - * config/s390/2964.md: New file. - * config/s390/s390.c (s390_get_sched_attrmask): Use the right set - of insn grouping attributes depending on the CPU level. - (s390_get_unit_mask): New function. - (s390_sched_score): Remove the OOO from the scheduling macros. - Add loop to calculate a score for the instruction mix. - (s390_sched_reorder): Likewise plus improve debug output. - (s390_sched_variable_issue): Rename macros as above. Calculate - the unit distances after actually scheduling an insn. Improve - debug output. - (s390_sched_init): Clear last_scheduled_unit_distance array. - * config/s390/s390.md: Include 2964.md. - -2016-02-18 Jakub Jelinek <jakub@redhat.com> - - PR target/69671 - * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1, - *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1, - *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1, - *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1, - *avx512f_<code>v8div16qi2_mask_1): New insns. - -2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/68404 - * config/rs6000/predicates.md (fusion_gpr_addis): Revert - 2016-02-09 change. - - * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove - earlyclobber from target. Use wF constraint for fused memory - address. - (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise. - -2016-02-18 Jakub Jelinek <jakub@redhat.com> - Martin Liska <mliska@suse.cz> - - PR sanitizer/69863 - * cfgexpand.c (asan_sanitize_stack_p): New function. - (partition_stack_vars): Use the function. - (expand_stack_vars): Likewise. - (defer_stack_allocation): Likewise. - (expand_used_vars): Likewise. - -2016-02-18 Richard Biener <rguenther@suse.de> - - PR middle-end/69553 - * fold-const.c (operand_equal_p): Properly compare offsets for - IMAGPART_EXPR and ARRAY_REF. - -2016-02-18 Nick Clifton <nickc@redhat.com> - - PR target/62254 - PR target/69610 - * config/arm/arm.c (arm_option_override_internal): Disable - interworking if the target does not support thumb instructions. - (arm_reload_in_hi): Handle the case where a register to register - move needs reloading because there is no simple pattern to handle - it. - (arm_reload_out_hi): Likewise. - -2016-02-18 Richard Biener <rguenther@suse.de> - - PR middle-end/69854 - * match.pd: Don't use fold_binary or fold_unary for folding - constants. - -2016-02-17 Jakub Jelinek <jakub@redhat.com> - - PR c++/69850 - * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning - on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND. - * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't - warn on gimple_no_warning_p statements. - -2016-02-17 Jonathan Wakely <jwakely@redhat.com> - - * doc/extend.texi (C++ Attributes): Correct description of - warn_unused type attribute. - -2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output - correct instruction. - -2016-02-17 Richard Biener <rguenther@suse.de> - - PR rtl-optimization/69609 - * bb-reorder.c (struct bbro_basic_block_data): Add priority member. - (find_traces_1_round): When ending a trace update cached priority - of successors. - (bb_to_key): Use cached priority when available. - (copy_bb): Initialize cached priority. - (reorder_basic_blocks_software_trace_cache): Likewise. - -2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR target/69161 - * config/aarch64/predicates.md (aarch64_comparison_operator_mode): - New predicate. - (aarch64_comparison_operator): Break overly long line into two. - (aarch64_comparison_operation): Likewise. - * config/aarch64/aarch64.md (cstorecc4): Use - aarch64_comparison_operator_mode instead of - aarch64_comparison_operator. - (cstore<mode>4): Likewise. - (aarch64_cstore<mode>): Likewise. - (*cstoresi_insn_uxtw): Likewise. - (cstore<mode>_neg): Likewise. - (*cstoresi_neg_uxtw): Likewise. - -2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR target/69161 - * config/arm/predicates.md (arm_comparison_operator_mode): - New predicate. - * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode - instead of arm_comparison_operator. - (*mov_negscc): Likewise. - (*mov_notscc): Likewise. - * config/arm/thumb2.md (*thumb2_mov_scc): Likewise. - (*thumb2_mov_negscc): Likewise. - (*thumb2_mov_negscc_strict_it): Likewise. - (*thumb2_mov_notscc): Likewise. - (*thumb2_mov_notscc_strict_it): Likewise. - -2016-02-17 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64.c (aarch64_internal_mov_immediate): - Add missing return. - -2016-02-17 Eric Botcazou <ebotcazou@adacore.com> - - * config/visium/visium.c (machine_libfunc_index): New enum. - (machine_libfuncs): New structure. - (visium_libfuncs): New static variable. - (TARGET_INIT_LIBFUNCS): Define to... - (visium_init_libfuncs): ...this. New function. - (expand_block_move_4): Use the appropriate libfunc. - (expand_block_move_2): Likewise. - (expand_block_move_1): Likewise. - (expand_block_set_4): Likewise. - (expand_block_set_2): Likewise. - (expand_block_set_1): Likewise. - (visium_trampoline_init): Likewise. - -2016-02-17 Nick Clifton <nickc@redhat.com> - - * config/msp430/msp430.c (msp430_mcu_data): Sync with data from - TI's devices.csv file as of March 2016. - -2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org> - - PR Target/48344 - * opts-global.c (handle_common_deferred_options): Introduce and - initialize two global variables to remember command-line options - specifying a stack-limiting register. - * opts.h: Add extern declarations of the two new global variables. - * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx - variable based on the values of the two new global variables. - -2016-02-16 Jakub Jelinek <jakub@redhat.com> - - PR c/69835 - * common.opt (Wnonnull-compare): New warning. - * doc/invoke.texi (-Wnonnull): Remove text about comparison - of arguments against NULL. - (-Wnonnull-compare): Document. - * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o. - * tree-pass.h (make_pass_warn_nonnull_compare): Declare. - * passes.def (pass_warn_nonnull_compare): Add. - * gimple-ssa-nonnull-compare.c: New file. - -2016-02-16 James Greenhalgh <james.greenhalgh@arm.com> - - * config/aarch64/aarch64.c (cortexa57_tunings): Remove - AARCH64_EXTRA_TUNE_RECIP_SQRT. - -2016-02-16 James Greenhalgh <james.greenhalgh@arm.com> - - * config/aarch64/aarch64.c (use_rsqrt_p): Always use software - reciprocal sqrt for -mlow-precision-recip-sqrt. - -2016-02-16 James Greenhalgh <james.greenhalgh@arm.com> - Ramana Radhakrishnan <ramana.radhakrishnan@arm.com> - - * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor, - always use lane loads to construct non-constant vectors. - -2016-02-16 James Greenhalgh <james.greenhalgh@arm.com> - - * config/aarch64/aarch64.md - (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register - constraints for operand 3. - (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise. - -2016-02-16 Jakub Jelinek <jakub@redhat.com> - Richard Biener <rguenther@suse.de> - - PR tree-optimization/69820 - * tree-vect-patterns.c (type_conversion_p): Return false if - *orig_type is unsigned single precision or boolean. - (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern): - Formatting fix. - -2016-02-16 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/69764 - PR rtl-optimization/69771 - * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT - op1 is valid for GET_MODE_INNER (mode) and force it into a reg. - -2016-02-16 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69776 - * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias - sets from caller. - (indirect_refs_may_alias_p): Likewise. - (refs_may_alias_p_1): Pass alias sets as from ao_ref. - * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set - according to tbaa_p. - * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag. - (optimize_stmt): For redundant store discovery do not allow tbaa. - -2016-02-16 Bernd Schmidt <bschmidt@redhat.com> - - PR tree-optimization/69714 - * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change. - Return NULL if we have irrelevant high bytes on BIG_ENDIAN. - -2016-02-16 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes. - * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP) - (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define. - * config/arc/arc.c (arc_init): Check FPU options. - (get_arc_condition_code): Handle new CC_FPU* modes. - (arc_select_cc_mode): Likewise. - (arc_conditional_register_usage): Allow 64 bit datum into even-odd - register pair only. Allow access for ARCv2 accumulator. - (gen_compare_reg): Whenever we have FPU support use FPU compare - instructions. - (arc_reorg): Don't generate brcc insns when FPU compare - instructions are involved. - * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition. - (TARGET_OPTFPE): Add condition when ARC EM can use optimized - floating point emulation. - (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define. - (REVERSE_CONDITION): Add new CC_FPU* modes. - (TARGET_FP_SP_BASE): Define. - (TARGET_FP_DP_BASE): Likewise. - (TARGET_FP_SP_FUSED): Likewise. - (TARGET_FP_DP_FUSED): Likewise. - (TARGET_FP_SP_CONV): Likewise. - (TARGET_FP_DP_CONV): Likewise. - (TARGET_FP_SP_SQRT): Likewise. - (TARGET_FP_DP_SQRT): Likewise. - (TARGET_FP_DP_AX): Likewise. - * config/arc/arc.md (ARCV2_ACC): New constant. - (type): New fpu type attribute. - (SDF): Conditional iterator. - (cstore<mode>, cbranch<mode>): Change expand condition. - (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands, - handles FPU/FPX cases as well. - * config/arc/arc.opt (mfpu): New option. - * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx): - Renamed. - (adddf3, muldf3, subdf3): Removed. - * config/arc/predicates.md (proper_comparison_operator): Recognize - CC_FPU* modes. - * config/arc/fpu.md: New file. - * doc/invoke.texi (ARC Options): Document mfpu option. - -2016-02-16 Richard Biener <rguenther@suse.de> - - PR rtl-optimization/69291 - * ifcvt.c (noce_try_store_flag_constants): Re-instantiate - noce_operand_ok check. - -2016-02-16 Tom de Vries <tom@codesourcery.com> - - PR lto/67709 - * omp-low.c (simd_clone_create): Remove call to - symtab->call_cgraph_insertion_hooks. - -2016-02-16 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/69802 - * tree-ssa-reassoc.c (update_range_test): If op is - SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive - op == 1 test of precision 1 integral op, otherwise handle - that case as op itself. Fix up formatting. - (optimize_range_tests_to_bit_test, optimize_range_tests): Fix - up formatting. - -2016-02-16 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69586 - * tree-vrp.c (register_edge_assert_for_2): Handle all integral - types for conversion sources. - -2016-02-16 Richard Biener <rguenther@suse.de> - - PR middle-end/69801 - * fold-const.c (operand_equal_p): For COND_EXPR zero operand - mask OEP_ADDRESS_OF. - -2016-02-16 Alan Modra <amodra@gmail.com> - - PR target/68973 - * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter. - (p8_mtvsrd_df, p8_mtvsrd_sf): New. - (p8_mtvsrd_1, p8_mtvsrd_2): Delete. - (p8_mtvsrwz): New. - (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete. - (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF. - (p8_fmrgow_<mode>): Likewise. - (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above - changes. - (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint. - (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting - to use movdi_internal64. Remove op0_di. - * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode. - -2016-02-15 Evandro Menezes <e.menezes@samsung.com> - - Add support for the FCCMP insn types - - * config/aarch64/aarch64.md (fccmp): Change insn type. - (fccmpe): Likewise. - * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types. - * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise. - * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise. - * config/arm/xgene1.md (xgene1_fcmp): Likewise. - * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation. - * config/arm/types.md (fccmps): Add new insn type. - (fccmpd): Likewise. - -2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de> - - * alias.c (get_alias_set): Fix a typo in comment. - -2016-02-15 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69595 - * match.pd: Complete range test simplification to true. - -2016-02-15 Bernd Schmidt <bschmidt@redhat.com> - - PR rtl-optimization/69648 - * lra-constraints.c (update_ebb_live_info): Don't remove sets of - pic_offset_table_rtx. - - PR rtl-optimization/69752 - * ira.c (update_equiv_regs): When looking for more than a single SET, - also take other side effects into account. - -2016-02-15 Marcin KoÅ›cielnicki <koriakin@0x04.net> - - * config/s390/s390.c (s390_function_profiler): Add a new sequence - for z900+ CPUs in 31-bit mode. - -2016-02-15 Marcin KoÅ›cielnicki <koriakin@0x04.net> - - * common/config/s390/s390-common.c (s390_supports_split_stack): - New function. - (TARGET_SUPPORTS_SPLIT_STACK): New macro. - * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue. - * config/s390/s390.c (struct machine_function): New field - split_stack_varargs_pointer. - (s390_register_info): Mark r12 as clobbered if it'll be used as temp - in s390_emit_prologue. - (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack - vararg pointer. - (morestack_ref): New global. - (SPLIT_STACK_AVAILABLE): New macro. - (s390_expand_split_stack_prologue): New function. - (s390_live_on_entry): New function. - (s390_va_start): Use split-stack vararg pointer if appropriate. - (s390_asm_file_end): Emit the split-stack note sections. - (TARGET_EXTRA_LIVE_ON_ENTRY): New macro. - * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec. - (UNSPECV_SPLIT_STACK_CALL): New unspec. - (UNSPECV_SPLIT_STACK_DATA): New unspec. - (split_stack_prologue): New expand. - (split_stack_space_check): New expand. - (split_stack_data): New insn. - (split_stack_call): New expand. - (split_stack_call_*): New insn. - (split_stack_cond_call): New expand. - (split_stack_cond_call_*): New insn. - -2016-02-15 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69783 - * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): - Add trivially correct cases. - -2016-02-15 Tom de Vries <tom@codesourcery.com> - - PR lto/69655 - * lto-cgraph.c (input_offload_tables): Add and handle bool parameter - do_force_output. - * lto-streamer.h (input_offload_tables): Add and handle bool parameter. - -2016-02-15 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69776 - * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype. - * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to - indicate whether we can use TBAA to disambiguate against stores. - Use alias-set zero if not. - (visit_reference_op_store): Do not use TBAA when looking up - redundant stores. - * tree-ssa-pre.c (compute_avail): Use TBAA here. - (eliminate_dom_walker::before_dom_children): But not when looking - up redundant stores. - -2016-02-14 John David Anglin <danglin@gcc.gnu.org> - - * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New. - -2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com> - - * config/i386/znver1.md - (znver1_pop, znver1_pop_mem, - znver1_load_imov_double_store, - znver1_load_imov_direct_store, - znver1_load_imov_direct_load, - znver1_load_imov_double_load): Add new. - (znver1_insn, znver1_insn_load): Add icmov type. - (znver1_sseavx_fma, - znver1_sseavx_fma_load, - znver1_avx256_fma, - znver1_avx256_fma_load): Fix pipe usage. - -2016-02-14 Alan Modra <amodra@gmail.com> - - PR target/68973 - * reload.c (find_reloads_address_1): For pre/post-inc/dec - with an invalid hard reg, reload just the reg not the entire - pre/post-inc/dec address expression. - -2016-02-13 Oleg Endo <olegendo@gcc.gnu.org> - - PR target/67260 - * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with - fixed R1_REG scratch reg. - (sibcall_value_pcrel_fdpic): Likewise. - -2016-02-13 Oleg Endo <olegendo@gcc.gnu.org> - - PR target/67636 - PR target/64345 - * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern. - -2016-02-12 Walter Lee <walt@tilera.com> - - * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD. - * config/tilegx/t-tilegx: Likewise. - -2016-02-12 David Malcolm <dmalcolm@redhat.com> - - PR other/69554 - * diagnostic-show-locus.c (struct line_span): New struct. - (layout::get_first_line): Delete. - (layout::get_last_line): Delete. - (layout::get_num_line_spans): New member function. - (layout::get_line_span): Likewise. - (layout::print_heading_for_line_span_index_p): Likewise. - (layout::get_expanded_location): Likewise. - (layout::calculate_line_spans): Likewise. - (layout::m_first_line): Delete. - (layout::m_last_line): Delete. - (layout::m_line_spans): New field. - (layout::layout): Update comment. Replace m_first_line and - m_last_line with m_line_spans, replacing their initialization - with a call to calculate_line_spans. - (diagnostic_show_locus): When printing source lines and - annotations, rather than looping over a single span - of lines, instead loop over each line_span within - the layout, with an inner loop over the lines within them. - Call the context's start_span callback when changing line spans. - * diagnostic.c (diagnostic_initialize): Initialize start_span. - (diagnostic_build_prefix): Break out the building of the location - part of the string into... - (diagnostic_get_location_text): ...this new function, rewriting - it from nested ternary expressions to a sequence of "if" - statements. - (default_diagnostic_start_span_fn): New function. - * diagnostic.h (diagnostic_start_span_fn): New typedef. - (diagnostic_context::start_span): New field. - (default_diagnostic_start_span_fn): New prototype. - -2016-02-12 David Malcolm <dmalcolm@redhat.com> - - PR driver/69779 - * gcc.c (driver::finalize): Fix cleanup of "specs". - -2016-02-12 David Malcolm <dmalcolm@redhat.com> - - PR driver/69265 - PR driver/69453 - * gcc.c (driver::driver): Initialize m_option_suggestions. - (driver::~driver): Clean up m_option_suggestions. - (suggest_option): Convert to... - (driver::suggest_option): ...this, and split out into - driver::build_option_suggestions and find_closest_string. - (driver::build_option_suggestions): New function, from - first half of suggest_option. Special-case - OPT_fsanitize_ and OPT_fsanitize_recover_, making use of - the sanitizer_opts array. For options of enum types, add the - various enum values to the candidate strings. - (driver::handle_unrecognized_options): Remove "const". - * gcc.h (driver::handle_unrecognized_options): Likewise. - (driver::build_option_suggestions): New decl. - (driver::suggest_option): New decl. - (driver::m_option_suggestions): New field. - * opts-common.c (add_misspelling_candidates): New function. - * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s - and make non-static. - * opts.h (sanitizer_opts): New array decl. - (add_misspelling_candidates): New function decl. - * spellcheck.c (find_closest_string): New function. - * spellcheck.h (find_closest_string): New function decl. - -2016-02-12 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/69764 - PR rtl-optimization/69771 - * optabs.c (expand_binop_directly): For shift_optab_p, force - convert_modes with VOIDmode if xop1 has VOIDmode. - -2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com> - - PR target/69729 - * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args - to correctly determine instrumentation thunks. - -2016-02-12 Jakub Jelinek <jakub@redhat.com> - - PR ipa/69241 - * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE - type by reference, force lhs on the call. - - PR ipa/68672 - * ipa-split.c (split_function): Don't compute/use main_part_return_p. - Compute retval and retbnd early in all cases if split_part_return_p - and return_bb is not EXIT. Remove all clobber stmts and reset - all debug stmts that refer to SSA_NAMEs defined in split part, - except if it is retval, in that case replace the old retval with the - lhs of the call to the split part. - -2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org> - - revert: - 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org> - - PR middle-end/66726 - * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt - whose result is used in PHI. - (maybe_optimize_range_tests): Likewise. - (final_range_test_p): Likweise. - -2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org> - - PR middle-end/66726 - * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt - whose result is used in PHI. - (maybe_optimize_range_tests): Likewise. - (final_range_test_p): Likweise. - -2016-02-12 Jakub Jelinek <jakub@redhat.com> - - * cgraph.c: Spelling fixes - behaviour -> behavior and - neighbour -> neighbor. - * target.def: Likewise. - * sel-sched.c: Likewise. - * config/mips/mips.c: Likewise. - * config/arc/arc.md: Likewise. - * config/arm/cortex-a57.md: Likewise. - * config/arm/arm.c: Likewise. - * config/arm/neon.md: Likewise. - * config/arm/arm-c.c: Likewise. - * config/vms/vms-c.c: Likewise. - * config/s390/s390.c: Likewise. - * config/i386/znver1.md: Likewise. - * config/i386/i386.c: Likewise. - * config/ia64/hpux-unix2003.h: Likewise. - * config/msp430/msp430.md: Likewise. - * config/rx/rx.c: Likewise. - * config/rx/rx.md: Likewise. - * config/aarch64/aarch64-simd.md: Likewise. - * config/aarch64/aarch64.c: Likewise. - * config/nvptx/nvptx.c: Likewise. - * config/bfin/bfin.c: Likewise. - * config/cris/cris.opt: Likewise. - * config/rs6000/rs6000.c: Likewise. - * target.h: Likewise. - * spellcheck.c: Likewise. - * ira-build.c: Likewise. - * tree-inline.c: Likewise. - * builtins.c: Likewise. - * lra-constraints.c: Likewise. - * explow.c: Likewise. - * hwint.h: Likewise. - * targhooks.c: Likewise. - * tree-vect-data-refs.c: Likewise. - * expr.c: Likewise. - * doc/tm.texi: Likewise. - * doc/extend.texi: Likewise. - * doc/install.texi: Likewise. - * doc/md.texi: Likewise. - * tree-ssa-tail-merge.c: Likewise. - * sched-int.h: Likewise. - * match.pd: Likewise. - * sched-ebb.c: Likewise. - * target.def (omit_struct_return_reg): Likewise. - * gimple-ssa-isolate-paths.c: Likewise. - (find_implicit_erroneous_behaviour): Renamed to... - (find_implicit_erroneous_behavior): ... this. - (find_explicit_erroneous_behaviour): Renamed to... - (find_explicit_erroneous_behavior): ... this. - (gimple_ssa_isolate_erroneous_paths): Adjust caller. - -2016-02-11 Segher Boessenkool <segher@kernel.crashing.org> - - PR rtl-optimization/64682 - PR rtl-optimization/69567 - PR rtl-optimization/69737 - * combine.c (distribute_notes) <REG_DEAD>: If the register is set - in I2 as well, just lose it. - -2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/aarch64/aarch64.c (aarch64_last_printed_arch_string): - New variable. - (aarch64_last_printed_tune_string): Likewise. - (aarch64_declare_function_name): Only output .arch assembler - directive if it will be different from the previously output - directive. Same for .tune comment but only if -dA is set. - (aarch64_start_file): New function. - (TARGET_ASM_FILE_START): Define. - -2016-02-11 David Malcolm <dmalcolm@redhat.com> - - PR plugins/69758 - * Makefile.in (PLUGIN_HEADERS): Add params.list. - -2016-02-11 Jakub Jelinek <jakub@redhat.com> - - PR target/65313 - * tree-vect-slp.c (vect_schedule_slp_instance): Avoid - -Wmaybe-uninitialized warning. - -2016-02-11 Oleg Endo <olegendo@gcc.gnu.org> - - PR target/69713 - * config/sh/sh.md (casesi_worker_0): Add T_REG use. - -2016-02-11 Richard Biener <rguenther@suse.de> - - PR rtl-optimization/69291 - * ifcvt.c (noce_try_store_flag_constants): Do not allow - subexpressions affected by changing the result. - -2016-02-10 Vladimir Makarov <vmakarov@redhat.com> - - PR target/69148 - * lra-constraints.c (curr_insn_transform): Find in/out operands - for secondary memory moves. Update dups. - -2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com> - - PR tree-optimization/69652 - * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1 - to nested loop, did source re-formatting, skip debug statements, - add check on statement with volatile operand, remove dead scalar - statements. - -2016-02-10 Jakub Jelinek <jakub@redhat.com> - Patrick Palka <ppalka@gcc.gnu.org> - - PR ipa/69241 - PR c++/69649 - * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn - calls if the return type is TREE_ADDRESSABLE. - * cgraphunit.c (cgraph_node::expand_thunk): Likewise. - * ipa-split.c (split_function): Fix doubled "we" in comment. - Use void return type for the split part even if - !split_point->split_part_set_retval. - -2016-02-10 Bin Cheng <bin.cheng@arm.com> - - PR tree-optimization/68021 - * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if - when computing the value of biv cand by itself. - -2016-02-10 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion. - (cortexa57_tunings): Likewise. - (cortexa72_tunings): Likewise. - (arch_macro_fusion_pair_p): Add support for AES fusion. - * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry. - * config/arm/aarch-common.c (aarch_crypto_can_dual_issue): - Allow virtual registers before reload so early scheduling works. - * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use - correct latency and pipeline. - (cortex_a57_crypto_complex): Likewise. - (cortex_a57_crypto_xor): Likewise. - (define_bypass): Add AES bypass. - -2016-02-10 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69726 - * passes.def: Add DCE pass before late uninit. - * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to - really fixup if-conversions job. - -2016-02-10 Wilco Dijkstra <wdijkstr@arm.com> - - * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion. - (arm_cortex_a57_tune): Likewise. - (aarch_macro_fusion_pair_p): Add support for AES fusion. - * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC. - -2016-02-10 Eric Botcazou <ebotcazou@adacore.com> - - * timevar.def (TV_PHASE_DBGINFO): Delete. - (TV_PHASE_CHECK_DBGINFO): Likewise. - * varpool.c (varpool_node::assemble_decl): Do not change timevar. - -2016-02-10 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69719 - * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): - Adjust previous fix by ensuring that dr_a1 is left of dr_a2. - -2016-02-09 Andrew Pinski <apinski@cavium.com> - - PR tree-opt/69282 - * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if - get_vcond_mask_icode returns false. - -2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/68404 - * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing - an ADDIS that adds a pointer to a large constant that sets the - upper16 bits with a load operation. - -2016-02-09 Charles Baylis <charles.baylis@linaro.org> - - PR target/68532 - * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane - order. - * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big - endian. - (vzipq_s16): Likewise. - (vzipq_s32): Likewise. - (vzipq_f32): Likewise. - (vzipq_u8): Likewise. - (vzipq_u16): Likewise. - (vzipq_u32): Likewise. - (vzipq_p8): Likewise. - (vzipq_p16): Likewise. - -2016-02-09 Charles Baylis <charles.baylis@linaro.org> - - PR target/68532 - * config/arm/arm.c (neon_endian_lane_map): New function. - (neon_vector_pair_endian_lane_map): New function. - (arm_evpc_neon_vuzp): Allow for big endian lane order. - * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big - endian. - (vuzpq_s16): Likewise. - (vuzpq_s32): Likewise. - (vuzpq_f32): Likewise. - (vuzpq_u8): Likewise. - (vuzpq_u16): Likewise. - (vuzpq_u32): Likewise. - (vuzpq_p8): Likewise. - (vuzpq_p16): Likewise. - -2016-02-11 Alexandre Oliva <aoliva@redhat.com> - - PR target/69634 - * regstat.c (regstat_bb_compute_calls_crossed): Disregard - debug insns. - -2016-02-09 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to - truncate const_int operand 1 to QImode. - -2016-02-09 Eric Botcazou <ebotcazou@adacore.com> - - * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument - corresponding to an abnormal edge. - -2016-02-09 Tom de Vries <tom@codesourcery.com> - - PR tree-optimization/69599 - * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New - function. - (find_func_aliases_for_builtin_call, find_func_clobbers) - (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto - partition. - -2016-02-09 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69715 - * tree-ssa.c (execute_update_addresses_taken): Mark non-decl - LHS on calls as non-rewritable. - -2016-02-09 Tom de Vries <tom@codesourcery.com> - - PR lto/69707 - * lto-wrapper.c (append_diag_options): New function. - (compile_offload_image): Call append_diag_options. - -2016-02-08 Sandra Loosemore <sandra@codesourcery.com> - - PR other/69722 - * doc/extend.texi (Flag Output Operands): Correct sectioning. - Minor copy-edit to fix verb tenses. - -2016-02-08 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/69209 - * ipa-split.c (split_function): If split part is not - returning retval, retval has gimple type but is not - gimple value, force it into a SSA_NAME first. - -2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com> - - * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove - outdated section. - -2016-02-08 Jason Merrill <jason@redhat.com> - - PR c++/69631 - * convert.c (convert_to_integer_1): Check dofold on truncation - distribution. - (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold) - (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold): - Rename from *_nofold. - * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold) - (convert_to_real_nofold, convert_to_complex_nofold): New inlines. - -2016-02-08 Bernd Schmidt <bschmidt@redhat.com> - - PR target/60410 - * tree.c (build_common_tree_nodes): Remove short_double argument. - All callers changed. - * tree.h (build_common_tree_nodes): Adjust declaration. - * doc/invoke.texi (-fshort-double): Remove documentation. - * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, - MULTILIB_EXCEPTIONS): Remove -fshort-double variant. - * lto-wrapper.c (merge_and_complain, append_compiler_options) - (append_linker_options): Don't handle OPT_fshort_double. - - PR rtl-optimization/68730 - * lra-remat.c (insn_to_cand_activation): New static variable. - (lra_remat): Allocate and free it. - (create_cand): New arg activation. Initialize a field in - insn_to_cand_activation if it is nonnull. - (create_cands): Pass the activation insn to create_cand when making - a candidate involving an output reload. Reorganize code a little. - (do_remat): Keep track of active status of candidates in a separate - bitmap. - -2016-02-08 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69719 - * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): - Properly use absolute of the difference of the two offsets to - compare or adjust the segment length. - -2016-02-08 Richard Biener <rguenther@suse.de> - Jeff Law <law@redhat.com> - - PR target/68273 - * tree-ssanames.c (make_ssa_name_fn): Always use unqualified - types for anonymous SSA names. - -2016-02-08 Richard Biener <rguenther@suse.de> - - PR rtl-optimization/69274 - * ira.c (ira_setup_alts): Do not change recog_data.operand order. - -2016-02-08 Jeff Law <law@redhat.com> - - PR tree-optimization/65917 - * tree-ssa-dom.c (record_temporary_equivalences): Record both - equivalences from if (x == y) style conditionals. - (loop_depth_of_name): Remove. - (record_equality): Remove loop depth check. - * tree-ssa-scopedtables.h (const_and_copies): Refine comments. - (const_and_copies::record_const_or_copy_raw): New member function. - * tree-ssa-scopedtables.c - (const_and_copies::record_const_or_copy_raw): New, factored out of - (const_and_copies::record_const_or_copy): Call new member function. - -2016-02-05 Jeff Law <law@redhat.com> - - PR tree-optimization/68541 - * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h. - (count_stmts_in_block): New function. - (poor_ifcvt_candidate_code): Likewise. - (is_feasible_trace): Add some heuristics to determine when path - splitting is profitable. - (find_block_to_duplicate_for_splitting_paths): Make sure the graph - is a diamond with a single exit. - -2016-02-05 Martin Sebor <msebor@redhat.com> - - PR c++/69662 - * doc/invoke.texi: Update -Wplacement-new to take an optional - argument. - -2016-02-06 Richard Henderson <rth@redhat.com> - - PR c/69643 - * tree.c (tree_nop_conversion_p): Do not strip casts into or - out of non-standard address spaces. - -2016-02-05 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/69691 - * lra-eliminations.c (move_plus_up): Don't add the addend twice. - -2016-02-05 Pat Haugen <pthaugen@us.ibm.com> - - * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type. - * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise. - (*ieee128_mfvsrd_64bit): Likewise. - (*ieee128_mfvsrd_32bit): Likewise. - -2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com> - - PR target/69369 - Revert r232560: - 2016-01-19 Jan Hubicka <hubicka@ucw.cz> - - * cgraphunit.c (cgraph_node::reset): Clear thunk info and - instrumented_version. - -2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com> - - * doc/invoke.texi (Optimize Options): In table of --param options - rename second occurrence of tracer-min-branch-ratio to - tracer-min-branch-probability, rename - tracer-min-branch-ratio-feedback to - tracer-min-branch-probability-feedback and clarify description, - rename sched-spec-state-edge-prob-cutoff to - sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename - to selsched-insns-to-rename, rename lto-minpartition to - lto-min-partition, delete reorder-blocks-duplicate and - reorder-blocks-duplicate-feedback. - -2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390.c (s390_register_info_set_ranges): Remove - superfluous loops. - -2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com> - - * doc/extend.texi: S/390: Correct some typos. - -2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - * config/s390/s390.c (s390_emit_call): Add missing 64 bit check. - -2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - PR target/69625 - * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines. - (s390_register_info_gprtofpr): Use new macros above. - (s390_register_info_stdarg_fpr): Adjust max_fpr to better match - its name. - (s390_register_info_stdarg_gpr): Adjust max_gpr to better match - its name. Adjust restore and save gpr ranges. - (s390_register_info_set_ranges): New function. - (s390_register_info): Use new macros above. Call - s390_register_info_set_ranges. - (s390_optimize_register_info): Likewise. - (s390_hard_regno_rename_ok): Use new macros. - (s390_hard_regno_scratch_ok): Likewise. - (s390_emit_epilogue): Likewise. - (s390_can_use_return_insn): Likewise. - (s390_optimize_prologue): Likewise. - * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants. - -2016-02-05 Jakub Jelinek <jakub@redhat.com> - - PR bootstrap/69677 - * config/i386/i386.c (convert_scalars_to_vector): Readd stack - alignment fixes. - (ix86_option_override_internal): Disable TARGET_STV even for - -m{incoming,preferred}-stack-boundary=3. - -2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - * config.gcc: Mark deprecated rtems targets as obsolete. - -2016-02-04 Segher Boessenkool <segher@kernel.crashing.org> - - PR rtl-optimization/64682 - PR rtl-optimization/69567 - * combine.c (distribute_notes) <REG_DEAD>: Place the death note - before I2 only if the register is both used and set in I2. - -2016-02-04 DJ Delorie <dj@redhat.com> - - * config/msp430/msp430.c (msp430_start_function): Add function type. - -2016-02-04 Jakub Jelinek <jakub@redhat.com> - - PR fortran/69368 - * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code. - -2016-02-04 Uros Bizjak <ubizjak@gmail.com> - - PR rtl-optimization/69577 - Revert: - 2015-10-29 Richard Henderson <rth@redhat.com> - - PR target/68124 - PR rtl-opt/67609 - * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten - sse check to the exact conditions of PR 67609. - -2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com> - - PR target/69667 - * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint - instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are - not allowed into the traditional Altivec registers. - (movtd_64bit_nodm): Likewise. - (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise. - -2016-02-04 David Malcolm <dmalcolm@redhat.com> - - * config/aarch64/cortex-a57-fma-steering.c - (aarch64_register_fma_steering): Remove "static" from arguments - to register_pass. - -2016-02-04 Wilco Dijkstra <wdijkstr@arm.com> - - PR target/69619 - * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1 - twice when complex. - -2016-02-04 Mike Frysinger <vapier@gentoo.org> - - * doc/invoke.texi: Delete -mno-fma4. - -2016-02-04 Richard Sandiford <richard.sandiford@arm.com> - - PR rtl-optimization/69577 - * reginfo.c (record_subregs_of_mode): Add a partial_def parameter. - (find_subregs_of_mode): Update accordingly. Iterate over partial - definitions. - -2016-02-04 Alan Lawrence <alan.lawrence@arm.com> - - * config/arm/arm-protos.h (neon_reinterpret): Remove. - * config/arm/arm.c (neon_reinterpret): Remove. - * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi, - vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi, - vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di, - vreinterpretti): Remove. - * config/arm/neon.md (neon_vreinterpretv8qi<mode>, - neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>, - neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>, - neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>, - neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>, - neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove. - * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32, - vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64, - vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32, - vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32, - vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64, - vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8, - vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8, - vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8, - vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64, - vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16, - vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16, - vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16, - vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64, - vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32, - vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32, - vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32, - vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8, - vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8, - vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8, - vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64, - vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16, - vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16, - vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16, - vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64, - vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32, - vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32, - vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32, - vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64, - vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8, - vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8, - vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64, - vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8, - vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16, - vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16, - vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64, - vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16, - vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32, - vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32, - vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64, - vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32, - vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8, - vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64, - vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8, - vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8, - vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32, - vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64, - vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16, - vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16, - vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32, - vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64, - vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16, - vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16, - vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16, - vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64, - vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16, - vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16, - vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16, - vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64, - vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16, - vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16, - vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16, - vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64, - vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16, - vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16, - vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16, - vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128, - vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16, - vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16, - vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16, - vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128, - vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16, - vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16, - vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16, - vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128, - vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16, - vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16, - vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16, - vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128, - vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8, - vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16, - vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16, - vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64, - vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64, - vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8, - vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8, - vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64, - vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64, - vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32, - vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8, - vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64, - vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64, - vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32, - vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8, - vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64, - vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64, - vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32, - vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts. - -2016-02-04 Martin Liska <mliska@suse.cz> - - PR sanitizer/69276 - * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls - that are gimple_store_p. - (maybe_instrument_call): Likewise. - -2016-02-04 Bin Cheng <bin.cheng@arm.com> - - * config/aarch64/aarch64.c (aarch64_legitimize_address): Force - register scaling out of memory reference and comment why. - -2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR target/65932 - PR target/67714 - * cse.c (cse_insn): Pass NULL to fold_rtx when initially - folding the source of a SET. - -2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR target/65932 - PR target/67714 - * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract - the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx. - -2016-02-04 Jim Wilson <jim.wilson@linaro.org> - - PR target/65932 - PR target/67714 - * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and - HImode. - -2016-02-04 Christian Bruel <christian.bruel@st.com> - - * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo. - * config/arm/arm.c (arm_set_current_function): Likewise. - -2016-02-04 Jakub Jelinek <jakub@redhat.com> - Ilya Enkovich <enkovich.gnu@gmail.com> - H.J. Lu <hongjiu.lu@intel.com> - - PR target/69454 - * config/i386/i386.c (convert_scalars_to_vector): Remove - stack alignment fixes. - (ix86_option_override_internal): Disable TARGET_STV if stack - might not be aligned enough. - (ix86_minimum_alignment): Assert that TARGET_STV is false. - -2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com> - - * config/i386/x86-tune.def: Disable default prefetching - for -march=znver1. - -2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com> - Vladimir Makarov <vmakarov@redhat.com> - - PR target/69461 - * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko - in validating fused toc addresses. - -2016-02-03 Jakub Jelinek <jakub@redhat.com> - - PR c/69627 - * diagnostic-show-locus.c (layout::get_state_at_point): Don't read - range->m_caret fields if range->m_show_caret_p is false. - - PR target/69644 - * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap): - Force oldval into register if it does not satisfy reg_or_short_operand - predicate. Fix up formatting. - -2016-02-03 Vladimir Makarov <vmakarov@redhat.com> - Alexandre Oliva <aoliva@redhat.com> - - PR target/69461 - * lra-constraints.c (simplify_operand_subreg): Check additionally - address validity after potential reloading. - (process_address_1): Check insns validity. In case of failure do - nothing. - -2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com> - - PR target/69118 - * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"): - Fix target. - -2016-02-02 Jakub Jelinek <jakub@redhat.com> - - * wide-int.cc (canonize_uhwi): New function. - (wi::divmod_internal): Use it. - -2016-02-02 James Norris <jnorris@codesourcery.com> - - * gimplify.c (omp_notice_variable): Add usage check. - -2016-02-02 Alexander Monakov <amonakov@ispras.ru> - - * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU - like LE, GE, LT, GT when emitting relational operator. - -2016-02-02 Wilco Dijkstra <wdijkstr@arm.com> - - * ira-costs.c (find_costs_and_classes): Add extra argument. - * target.def (ira_change_pseudo_allocno_class): Add parameter. - * targhooks.h (ira_change_pseudo_allocno_class): Likewise. - * targhooks.c (ira_change_pseudo_allocno_class): Likewise. - * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class) - Add best_class parameter, and return it if not ALL_REGS. - * config/mips/mips.c (mips_ira_change_pseudo_allocno_class): - Add parameter. - * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): - Update target hook. - -2016-02-02 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64.c - (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define. - (aarch64_ira_change_pseudo_allocno_class): New function. - -2016-02-02 Uros Bizjak <ubizjak@gmail.com> - - PR target/67032 - * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves. - -2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com> - - * config/avr/avr.c (avr_option_override): Set - PARAM_ALLOW_STORE_DATA_RACES to 1. - -2016-02-02 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69595 - * match.pd: Add range test simplifications to true/false. - -2016-02-02 Thomas Schwinge <thomas@codesourcery.com> - - * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove. - * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START - instead. - -2016-02-02 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69606 - * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive - info on the result before moving a stmt. - -2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com> - - PR middle-end/68542 - * config/i386/i386.c (ix86_expand_branch): Add support for conditional - branch with vector comparison. - * config/i386/sse.md (VI48_AVX): New mode iterator. - (define_expand "cbranch<mode>4): Add support for conditional branch - with vector comparison. - * tree-vect-loop.c (optimize_mask_stores): New function. - * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize - has_mask_store field of vect_info. - * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for - vectorized loops having masked stores after vec_info destroy. - * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and - correspondent macros. - (optimize_mask_stores): Add prototype. - -2016-02-02 Alan Modra <amodra@gmail.com> - - PR target/69548 - * config/rs6000/predicates.md (quad_int_reg_operand): Don't - allow subregs. - -2016-02-02 Alan Modra <amodra@gmail.com> - - PR target/68662 - * config/rs6000/rs6000.c (need_toc_init): New var, set it - whenever toc_label_name used. - (rs6000_file_start): Don't set up toc section here, - (rs6000_output_function_epilogue): do so here instead, - (rs6000_xcoff_file_start): and here. - * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init. - (load_toc_aix_di): Likewise. - -2016-02-01 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/69592 - * rtlanal.c (nonzero_bits_binary_arith_p): New inline function. - (cached_nonzero_bits): Use it instead of ARITHMETIC_P. - (num_sign_bit_copies_binary_arith_p): New inline function. - (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P. - -2016-02-01 Jeff Law <law@redhat.com> - - PR tree-optimization/69580 - * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param. - * tree-ssa-threadbackward.c - (fsm_find_control_statement_thread_paths): Do not try to walk - through large PHI nodes. - -2016-02-01 Jakub Jelinek <jakub@redhat.com> - - * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false - when count is incremented above limit, don't analyze further - insns afterwards. - - * omp-low.c (oacc_parse_default_dims): Avoid - -Wsign-compare warning, make sure value fits into int - rather than just unsigned int. - -2016-02-01 Bin Cheng <bin.cheng@arm.com> - - PR tree-optimization/67921 - * fold-const.c (split_tree): New parameters. Convert pointer - type variable part to proper type before negating. - (fold_binary_loc): Pass new arguments to split_tree. - -2016-02-01 Nathan Sidwell <nathan@codesourcery.com> - - * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New. - (nvptx_goacc_validate_dims): Extend to handle global defaults. - * target.def (OACC_VALIDATE_DIMS): Extend documentation. - * doc/tm.texti: Rebuilt. - * doc/invoke.texi (fopenacc-dim): Document. - * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case. - (append_compiler_options): Likewise. - * omp-low.c (oacc_default_dims, oacc_min_dims): New. - (oacc_parse_default_dims): New. - (oacc_validate_dims): Add USED arg. Select non-unity default when - possible. - (oacc_loop_fixed_partitions): Return mask of used partitions. - (oacc_loop_auto_partitions): Emit dump info. - (oacc_loop_partition): Return mask of used partitions. - (execute_oacc_device_lower): Parse default dimension arg. Adjust - loop partitioning and validation calls. - -2016-02-01 Richard Biener <rguenther@suse.de> - - PR middle-end/69556 - * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use. - -2016-02-01 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69574 - * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead - of asserting return chrec_dont_know. - -2016-02-01 Martin Liska <mliska@suse.cz> - - * mem-stats-traits.h: Add copyright header. - * mem-stats.h: Likewise. - -2016-02-01 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69579 - * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling): - Do not propagate through abnormal PHI results. - -2016-02-01 Eric Botcazou <ebotcazou@adacore.com> - - * postreload.c (reload_cse_simplify): Remove dead code. - -2016-02-01 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/69570 - * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only - if there is more than one set, not if there is a single set. - -2016-02-01 Richard Henderson <rth@redhat.com> - - PR rtl-opt/69535 - * combine.c (make_compound_operation): When looking through a - subreg, make sure to re-extend to the width of the outer mode. - -2016-01-30 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/69546 - * wide-int.cc (wi::divmod_internal): For unsigned division - where both operands fit into uhwi, if o1 is 1 and o0 has - msb set, if divident_prec is larger than bits per hwi, - clear another quotient word and return 2 instead of 1. - Similarly for remainder with msb in HWI set, if dividend_prec - is larger than bits per hwi. - -2016-01-29 Martin Jambor <mjambor@suse.cz> - - * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK. - Use short lowercase names. - (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support - MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with - acq_rel one. Protect warning agains segfaults if - get_memory_order_name returns NULL. - (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST - with release semantics. Do not warn if get_memory_order already did. - (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire - semantics. Fix check for relaxed or acquire semantics. Do not warn - if get_memory_order already did. - -2016-01-29 Sebastian Pop <s.pop@samsung.com> - - * doc/install.texi: Document that isl-0.16 is supported. - -2016-01-29 Vladimir Makarov <vmakarov@redhat.com> - - PR target/69299 - * config/i386/constraints.md (Bm): Describe as special memory - constraint. - * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it. - * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT. - * genpreds.c (struct constraint_data): Add is_special_memory. - (have_special_memory_constraints, special_memory_start): New - static vars. - (special_memory_end): Ditto. - (add_constraint): Add new arg is_special_memory. Add code to - process its true value. Update have_special_memory_constraints. - (process_define_constraint): Pass the new arg. - (process_define_register_constraint): Ditto. - (choose_enum_order): Process special memory. - (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and - function insn_extra_special_memory_constraint. - (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT. - * gensupport.c (process_rtx): Process - DEFINE_SPECIAL_MEMORY_CONSTRAINT. - * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY. - * ira-lives.c (single_reg_class): Use - insn_extra_special_memory_constraint. - * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY. - * lra-constraints.c (process_alt_operands): Ditto. - (curr_insn_transform): Use insn_extra_special_memory_constraint. - * recog.c (asm_operand_ok, preprocess_constraints): Process - CT_SPECIAL_MEMORY. - * reload.c (find_reloads): Ditto. - * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New. - * stmt.c (parse_input_constraint): Use - insn_extra_special_memory_constraint. - -2016-01-29 H.J. Lu <hongjiu.lu@intel.com> - - PR target/69530 - * lra-splill.c (lra_final_code_change): Revert r229087 by - removing all sub-registers. - -2016-01-29 Steve Ellcey <sellcey@imgtec.com> - - PR target/65604 - * config/mips/mips.c (mips_output_division): Check flag_delayed_branch. - -2016-01-29 Jakub Jelinek <jakub@redhat.com> - - PR target/69551 - * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For - SSE1, copy target into the temporary reg first before recursing - on it. - -2016-01-29 H.J. Lu <hongjiu.lu@intel.com> - - * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm - with vm. - -2016-01-29 Jonathan Wakely <jwakely@redhat.com> - - * ginclude/stdarg.h: Test __cplusplus instead of - __GXX_EXPERIMENTAL_CXX0X__. - -2016-01-29 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69547 - * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): - Do not mark clobbers necessary. - (mark_all_reaching_defs_necessary_1): Likewise. - -2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com> - - * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format - declaration name with %qs and print it in both error messages. - Also fix indentation. - -2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com> - - PR other/69006 - * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove - trailing blank line from error message. - -2016-01-29 Jonathan Wakely <jwakely@redhat.com> - - PR c++/69462 - * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG - for C++-11. - -2016-01-29 Richard Biener <rguenther@suse.de> - - PR middle-end/69537 - * match.pd: Allow all integral types when simplifying a - widening or sign-changing conversion. - -2016-01-28 Sebastian Pop <s.pop@samsung.com> - - * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert - back to setting codegen_error to fail codegen. - -2016-01-28 Uros Bizjak <ubizjak@gmail.com> - - PR target/69459 - * config/i386/constraints.md (C): Only accept constant zero operand. - (BC): New constraint. - * config/i386/sse.md (*mov<mode>_internal): Use BC constraint - instead of C constraint. - * doc/md.texi (Machine Constraints): Update description - of C constraint. - -2016-01-28 Steve Ellcey <sellcey@imgtec.com> - - PR target/68400 - * config/mips/mips.c (and_operands_ok): Add MIPS16 check. - -2016-01-28 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/69542 - * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider - non-debug insns. - -2016-01-28 Pat Haugen <pthaugen@us.ibm.com> - - * config/rs6000/rs6000.c (output_cbranch): Don't statically predict - branches if using guessed profile. - -2016-01-28 H.J. Lu <hongjiu.lu@intel.com> - - * graphite-optimize-isl.c (optimize_isl): Fix dump. - -2016-01-28 Richard Henderson <rth@redhat.com> - - PR target/69305 - * config/aarch64/aarch64-modes.def (CC_Cmode): New - * config/aarch64/aarch64-protos.h: Update. - * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New. - (aarch64_select_cc_mode): Add check for use of CC_Cmode. - (aarch64_get_condition_code_1): Handle CC_Cmode. - * config/aarch64/aarch64.md (addti3): Use adddi3_compareC. - (*add<mode>3_compareC_cconly_imm): New. - (*add<mode>3_compareC_cconly): New. - (*add<mode>3_compareC_imm): New. - (add<mode>3_compareC): New. - (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand - to be first. Use aarch64_carry_operation. - (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove. - (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove. - (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove. - (subti3): Use subdi3_compare1. - (*sub<mode>3_compare0): Rename from sub<mode>3_compare0. - (sub<mode>3_compare1): New. - (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New. - (*sub<mode>3_carryin): Use aarch64_borrow_operation. - (*subsi3_carryin_uxtw): Likewise. - (*ngc<mode>, *ngcsi_uxtw): Likewise. - (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New. - * config/aarch64/iterators.md (DWI): New. - * config/aarch64/predicates.md (aarch64_carry_operation): New. - (aarch64_borrow_operation): New. - -2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com> - - * graphite-optimize-isl.c (optimize_isl): Print a different debug - message when isl does not return a valid schedule. - -2016-01-28 Sebastian Pop <s.pop@samsung.com> - - * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple): - Remove comments from class declarations: they are already in the code - close by the defs. - -2016-01-28 Sebastian Pop <s.pop@samsung.com> - - * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call - codegen_error_p. - (ternary_op_to_tree): Same. - (unary_op_to_tree): Same. - (nary_op_to_tree): Same. - (gcc_expression_from_isl_expr_op): Same. - (gcc_expression_from_isl_expression): Same. - (graphite_create_new_loop): Same. - (graphite_create_new_loop_guard): Same. - (build_iv_mapping): Same. - (graphite_create_new_guard): Same. - (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same. - (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same. - -2016-01-28 Sebastian Pop <s.pop@samsung.com> - - * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert - instead of setting codegen_error to fail codegen. - -2016-01-28 Jason Merrill <jason@redhat.com> - - * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED. - -2016-01-28 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64.c (aarch64_if_then_else_costs): - Remove CONST_INT_P check in CCMP cost calculation. - -2016-01-28 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64.c (generic_vector_cost): - Set vec_permute_cost. - (cortexa57_vector_cost): Likewise. - (exynosm1_vector_cost): Likewise. - (xgene1_vector_cost): Likewise. - (aarch64_builtin_vectorization_cost): Use vec_permute_cost. - * config/aarch64/aarch64-protos.h (cpu_vector_cost): - Add vec_permute_cost entry. - -2016-01-28 Wilco Dijkstra <wdijkstr@arm.com> - - * config/aarch64/aarch64.md (ccmp<mode>): Disassemble - immediate as %1. - (add<mode>3_compare0): Likewise. - (addsi3_compare0_uxtw): Likewise. - (add<mode>3nr_compare0): Likewise. - (compare_neg<mode>): Likewise. - (<optab><mode>3): Likewise. - -2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com> - - * tree-vect-stmts.c (vectorizable_comparison): Add - NULL check for vectype. - -2016-01-28 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69466 - * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges): - Account for PHIs we couldn't duplicate. - -2016-01-28 Martin Liska <mliska@suse.cz> - - PR pch/68758 - * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro - instead of ENABLE_VALGRIND_CHECKING. - -2016-01-27 Richard Henderson <rth@redhat.com> - - PR rtl-opt/69447 - * lra-remat.c (subreg_regs): New. - (dump_candidates_and_remat_bb_data): Dump it. - (operand_to_remat): Reject if operand in subreg_regs. - (set_bb_regs): Collect subreg_regs. - (lra_remat): Init and free subreg_regs. Compute - calculate_local_reg_remat_bb_data before create_cands. - -2016-01-27 H.J. Lu <hongjiu.lu@intel.com> - - PR target/68986 - * config/i386/i386.c (ix86_update_stack_boundary): Don't - change stack_alignment_needed for __tls_get_addr call. - -2016-01-27 Segher Boessenkool <segher@kernel.crashing.org> - - * config/rs6000/rs6000.c (print_operand): Rollback 's' removal. - -2016-01-27 Jeff Law <law@redhat.com> - - PR tree-optimization/68398 - PR tree-optimization/69196 - * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter. - (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise. - * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): - Only count PHIs in the last block in the path. The others will - const/copy propagate away. Add heuristic to allow more irreducible - subloops to be created when it is likely profitable to do so. - - * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): - Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL - check from within the loop. Use gsi_next_nondebug rather than gsi_next. - -2016-01-27 Jakub Jelinek <jakub@redhat.com> - - PR lto/69254 - * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and - END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB. - * asan.c (DEF_BUILTIN_STUB): Temporarily define. - * tree-streamer-in.c: Include asan.h. - (streamer_get_builtin_tree): For builtins in sanitizer - range call initialize_sanitizer_builtins and retry. - -2016-01-27 Ian Lance Taylor <iant@google.com> - - * common.opt (fkeep-gc-roots-live): New undocumented option. - * tree-ssa-loop-ivopts.c (add_candidate_1): If - -fkeep-gc-roots-live, skip pointers. - (add_iv_candidate_for_biv): Handle add_candidate_1 returning - NULL. - -2016-01-27 Uros Bizjak <ubizjak@gmail.com> - - PR target/69512 - * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern. - (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND. - -2016-01-27 Thomas Klausner <wiz@NetBSD.org> - - PR target/68380 - * configure.ac: NetBSD provides SSP in its C library. - * configure: Updated. - -2016-01-27 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69166 - * tree-vect-loop.c (vect_is_simple_reduction): Always check - reduction code for commutativity / associativity. - -2016-01-27 Martin Jambor <mjambor@suse.cz> - - PR tree-optimization/69355 - * tree-sra.c (analyze_access_subtree): Correct hole detection when - total_scalarization fails. - -2016-01-27 David Edelsohn <dje.gcc@gmail.com> - - * config/rs6000/driver-rs6000.c (detect_processor_aix): Add - power9. - -2016-01-27 Christian Bruel <christian.bruel@st.com> - - PR target/69245 - * config/arm/arm-c.c (arm_pragma_target_parse): Add comments. - Move arm_reset_previous_fndecl and set_target_option_current_node in - the conditional part. Call save_restore_target_globals. - * config/arm/arm.c (arm_set_current_function): - Refactor to better support #pragma target and attribute mix. - Call save_restore_target_globals. - * config/arm/arm-protos.h (save_restore_target_globals): New function. - -2016-01-27 Martin Liska <mliska@suse.cz> - - * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR - reference for an HSA kernel and its host function. - -2016-01-27 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/69399 - * wide-int.h (wi::lrshift): For larger precisions, only - use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT. - -2016-01-27 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/predicates.md (proper_comparison_operator): Reject - constant-constant comparison. - -2016-01-26 Tom de Vries <tom@codesourcery.com> - - PR tree-optimization/69110 - * tree-data-ref.c (initialize_data_dependence_relation): Handle - DR_NUM_DIMENSIONS == 0. - -2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com> - Sebastian Pop <s.pop@samsung.com> - - * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle - isl_ast_op_cond and isl_ast_op_select. - (gcc_expression_from_isl_expr_op): Same. - -2016-01-26 Jason Merrill <jason@redhat.com> - - PR c++/68782 - * tree.c (recompute_constructor_flags): Split out from - build_constructor. - (verify_constructor_flags): New. - * tree.h: Declare them. - -2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org> - - PR rtl-optimization/69217 - * var-tracking.c (tracked_record_parameter_p): Don't segfault if there - are no TYPE_FIELDS set for the record type. - -2016-01-26 Jakub Jelinek <jakub@redhat.com> - - PR target/68662 - * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize - toc_label_name unconditionally. - (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for - SYMBOL_REF string. Use toc_label_name instead of constructing - LCTOC1. - (rs6000_elf_declare_function_name): Use toc_label_name instead of - constructing LCTOC1. - -2016-01-26 Martin Sebor <msebor@redhat.com> - - PR other/69477 - * doc/extend.texi (Common Type Attributes): Move text that talks about - attribute packed from attribute aligned to the section discussing - the former attribute for clarity. - -2016-01-26 Richard Henderson <rth@redhat.com> - - PR middle-end/60908 - * trans-mem.c (tm_region_init): Mark entry block as visited. - -2016-01-26 David Malcolm <dmalcolm@redhat.com> - - PR other/69006 - * diagnostic-show-locus.c (layout::print_source_line): Replace - call to pp_newline with call to layout::print_newline. - (layout::print_annotation_line): Likewise. - (layout::move_to_column): Likewise. - (layout::print_any_fixits): After printing any fixits, print a - trailing newline, if necessary. - (layout::print_newline): New method, resetting any colorization - before a newline. - (diagnostic_show_locus): Move the pp_newline to before the - early bailout. Remove dummy block enclosing the layout instance. - * diagnostic.c (default_diagnostic_finalizer): Replace invocation - of pp_newline_and_flush with pp_flush. - (diagnostic_append_note): Delete use of pp_newline. - (diagnostic_append_note_at_rich_loc): Delete. - * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete. - * pretty-print.h (output_buffer_append_r): Reset buff->line_length - when newline characters are added to the buffer. - -2016-01-26 Michael Matz <matz@suse.de> - - * configure.ac (ac_cv_std_swap_in_utility): New test. - * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well. - * configure: Regenerate. - * config.in: Regenerate. - -2016-01-26 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc.md (cstoresi4): Force operand into register. - (arcset<code>): Fix predicate. - (arcsetltu): Likewise. - (arcsetgeu): Likewise. - (arcsethi): Likewise. - (arcsetls): Likewise. - -2016-01-26 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/69483 - * gimple-fold.c (canonicalize_constructor_val): Return NULL - if base has error_mark_node type. - -2016-01-26 Christophe Lyon <christophe.lyon@linaro.org> - - PR target/68620 - * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors. - * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq): - New helper macros. - (vget_lane_f16): Handle big-endian. - (vgetq_lane_f16): Likewise. - (vset_lane_f16): Likewise. - (vsetq_lane_f16): Likewise. - * config/arm/iterators.md (VQXMOV): Add V8HF. - (VDQ): Add V4HF and V8HF. - (V_reg): Handle V4HF and V8HF. - (Is_float_mode): Likewise. - * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf, - neon_vdup_nv8hf): New patterns. - (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>): - Use VD_LANE iterator. - (neon_vld1_dup<mode>): Use VQ2 iterator. - -2016-01-26 Nathan Sidwell <nathan@acm.org> - - * omp-low.h (oacc_fn_attrib_kernels_p): Declare. - (set_oacc_fn_attrib): Add IS_KERNEL arg. - * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg. - (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New. - (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib. - (oacc_validate_dims): Add LEVEL arg, don't return level. - (new_oacc_loop_routine): Use oacc_fn_attrib_level, not - oacc_validate_dims. - (execute_oacc_device_lower): Adjust, add more dump output. - * tree-ssa-loop.c (gate_oacc_kernels): Use - oacc_fn_attrib_kernels_p. - * tree-parloops.c (create_parallel_loop): Adjust - set_oacc_fn_attrib call. - -2016-01-26 Jakub Jelinek <jakub@redhat.com> - - PR lto/69254 - * lto-wrapper.c (merge_and_complain): Handle -fcilkplus. - (append_compiler_options): Handle -fcilkplus. - (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}. - -2016-01-26 Nick Clifton <nickc@redhat.com> - - PR target/66655 - * config/i386/winnt.c (i386_pe_binds_local_p): If a function has - been marked as DECL_ONE_ONLY but we do not the means to make it - so, then do not allow it to bind locally. - -2016-01-26 Jakub Jelinek <jakub@redhat.com> - - PR lto/69254 - * opts.h (parse_sanitizer_options): New prototype. - * opts.c (sanitizer_opts): New array. - (parse_sanitizer_options): New function. - (common_handle_option): Use parse_sanitizer_options. - -2016-01-26 H.J. Lu <hongjiu.lu@intel.com> - - PR target/68986 - * config/i386/i386.c (ix86_compute_frame_layout): Move stack - alignment adjustment to ... - (ix86_update_stack_boundary): Here. Don't over-align stack for - __tls_get_addr. - (ix86_finalize_stack_realign_flags): Use stack_alignment_needed - if __tls_get_addr is called. - -2016-01-26 Christian Bruel <christian.bruel@st.com> - - * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove. - -2016-01-26 Eric Botcazou <ebotcazou@adacore.com> - - * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode. - -2016-01-26 Richard Biener <rguenther@suse.de> - - PR middle-end/69467 - * match.pd: Guard X * CST CMP 0 pattern with single_use. - -2016-01-26 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69452 - * tree-ssa-loop-im.c (move_computations_dom_walker): Remove. - (move_computations_dom_walker::before_dom_children): Rename - to ... - (move_computations_worker): This. - (move_computations): Perform an RPO rather than a DOM walk. - -2016-01-26 Jakub Jelinek <jakub@redhat.com> - - PR target/69442 - * combine.c (combine_instructions): For REG_EQUAL note with - SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST - to the underlying register. - * doc/rtl.texi (REG_EQUAL): Document the behavior of - REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT. - -2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com> - - PR target/67896 - * config/aarch64/aarch64-builtins.c - (aarch64_init_simd_builtin_types): Do not set structural - equality to __Poly{8,16,64,128}_t types. - -2016-01-26 Richard Sandiford <richard.sandiford@arm.com> - - PR tree-optimization/69400 - * wide-int.cc (wi_pack): Take the precision as argument and - perform canonicalization here rather than in the callers. - Use the main loop to handle all full-width HWIs. Add a - zero HWI if in_len isn't a full result. - (wi::divmod_internal): Update accordingly. - (wi::mul_internal): Likewise. Simplify. - -2016-01-25 Aditya Kumar <aditya.k7@samsung.com> - Sebastian Pop <s.pop@samsung.com> - - * graphite-poly.c (apply_poly_transforms): Simplify. - (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK. - (print_isl_map): Same. - (print_isl_union_map): Same. - (print_isl_schedule): New. - (debug_isl_schedule): New. - * graphite-dependences.c (scop_get_reads): Do not call - isl_union_map_add_map that is undocumented isl functionality. - (scop_get_must_writes): Same. - (scop_get_may_writes): Same. - (scop_get_original_schedule): Remove. - (scop_get_dependences): Do not call isl_union_map_compute_flow that - is deprecated in isl 0.15. Instead, use isl_union_access_* interface. - (compute_deps): Remove. - * graphite-isl-ast-to-gimple.c (print_schedule_ast): New. - (debug_schedule_ast): New. - (translate_isl_ast_to_gimple::scop_to_isl_ast): Call - set_separate_option. - (graphite_regenerate_ast_isl): Add dump. - (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code - from scop->transformed_schedule. - (graphite_regenerate_ast_isl): Add more dump. - * graphite-optimize-isl.c (optimize_isl): Set - scop->transformed_schedule. Check whether schedules are equal. - (apply_poly_transforms): Move here. - * graphite-poly.c (apply_poly_transforms): ... from here. - (free_poly_bb): Static. - (free_scop): Static. - (pbb_number_of_iterations_at_time): Remove. - (print_isl_ast): New. - (debug_isl_ast): New. - (debug_scop_pbb): New. - * graphite-scop-detection.c (print_edge): Move. - (print_sese): Move. - * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove. - (build_scop_scattering): Remove. - (create_pw_aff_from_tree): Assert instead of bailing out. - (add_condition_to_pbb): Remove unused code, do not fail. - (add_conditions_to_domain): Same. - (add_conditions_to_constraints): Remove. - (build_scop_context): New. - (add_iter_domain_dimension): New. - (build_iteration_domains): Initialize pbb->iterators. - Call add_conditions_to_domain. - (nested_in): New. - (loop_at): New. - (index_outermost_in_loop): New. - (index_pbb_in_loop): New. - (outermost_pbb_in): New. - (add_in_sequence): New. - (add_outer_projection): New. - (outer_projection_mupa): New. - (add_loop_schedule): New. - (build_schedule_pbb): New. - (build_schedule_loop): New. - (embed_in_surrounding_loops): New. - (build_schedule_loop_nest): New. - (build_original_schedule): New. - (build_poly_scop): Call build_original_schedule. - * graphite.h: Declare print_isl_schedule and debug_isl_schedule. - (free_poly_dr): Remove. - (struct poly_bb): Add iterators. Remove schedule, transformed, saved. - (free_poly_bb): Remove. - (debug_loop_vec): Remove. - (print_isl_ast): Declare. - (debug_isl_ast): Declare. - (scop_do_interchange): Remove. - (scop_do_strip_mine): Remove. - (scop_do_block): Remove. - (flatten_all_loops): Remove. - (optimize_isl): Remove. - (pbb_number_of_iterations_at_time): Remove. - (debug_scop_pbb): Declare. - (print_schedule_ast): Declare. - (debug_schedule_ast): Declare. - (struct scop): Remove schedule. Add original_schedule, - transformed_schedule. - (free_gimple_poly_bb): Remove. - (print_generated_program): Remove. - (debug_generated_program): Remove. - (unify_scattering_dimensions): Remove. - * sese.c (print_edge): ... here. - (print_sese): ... here. - (debug_edge): ... here. - (debug_sese): ... here. - * sese.h (print_edge): Declare. - (print_sese): Declare. - (dump_edge): Declare. - (dump_sese): Declare. - -2016-01-25 Aditya Kumar <aditya.k7@samsung.com> - Sebastian Pop <s.pop@samsung.com> - - * Makefile.in: Set ISLVER in site.exp. - -2016-01-25 Jakub Jelinek <jakub@redhat.com> - - * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set - DECL_VALUE_EXPR of new_var even for the non-array case. Look - through DECL_VALUE_EXPR for expansion. - -2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de> - - * config/mips/mips.c (mips_compute_frame_info): Skip re-computing - the frame info after reload completed. - -2016-01-25 Jeff Law <law@redhat.com> - - PR tree-optimization/69196 - PR tree-optimization/68398 - * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from - tree-ssa-threadupdate.c. - (determine_bb_domination_status): Prototype - * tree-ssa-threadupdate.c (enum bb_dom_status): Remove - (determine_bb_domination_status): No longer static. - (valid_jump_thread_path): Remove code to detect characteristics - of the jump thread path not associated with correctness. - * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths): - Correct test for thread path length. Count PHIs for real operands as - statements that need to be copied. Do not count ASSERT_EXPRs. - Look at all the blocks in the thread path. Compute and selectively - filter thread paths based on threading through the latch, threading - a multiway branch or crossing a multiway branch. - -2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add - decl with __attribute__ ((unused)) annotation. - -2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com> - - PR target/69421 - * tree-vect-stmts.c (vectorizable_condition): Check vectype - of operands is compatible with a statement vectype. - -2016-01-25 Eric Botcazou <ebotcazou@adacore.com> - - * doc/extend.texi (scalar_storage_order type attribute): Fix typo and - improve wording for mixed storage order support. - -2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com> - - * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic. - (vcvt_u64_f64): Likewise. - (vcvta_s64_f64): Likewise. - (vcvta_u64_f64): Likewise. - (vcvtm_s64_f64): Likewise. - (vcvtm_u64_f64): Likewise. - (vcvtn_s64_f64): Likewise. - (vcvtn_u64_f64): Likewise. - (vcvtp_s64_f64): Likewise. - (vcvtp_u64_f64): Likewise. - -2016-01-25 Claudiu Zissulescu <claziss@synopsys.com> - - * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define. - (arc_init): Check validity mll64 option. - (arc_save_restore): Use double load/store instruction. - (arc_expand_movmem): Likewise. - (arc_split_move): Don't split if we have double load/store - instructions. Returns a boolean. - (arc_process_double_reg_moves): Change function to return boolean - instead of a sequence of instructions. - (arc_dwarf_register_span): New function. - * config/arc/arc-protos.h (arc_split_move): Change prototype. - * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__. - * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions. - (*movdf_insn): Likewise. - * config/arc/arc.opt (mll64): New option. - * config/arc/predicates.md (even_register_operand): New predicate. - * doc/invoke.texi (ARC Options): Add mll64 documentation. - -2016-01-25 Richard Biener <rguenther@suse.de> - - PR lto/69393 - * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS. - * tree-streamer-out.c (pack_ts_base_value_fields): Stream - DECL_NAMELESS. - * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise. - -2016-01-25 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69376 - * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p - flag. - (VN_INFO_ANTI_RANGE_P): New inline. - (VN_INFO_RANGE_TYPE): Likewise. - * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy - SSA_NAME_ANTI_RANGE_P. - (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P. - * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): - Properly query VN_INFO_RANGE_TYPE. - -2016-01-25 Nick Clifton <nickc@redhat.com> - - PR target/66655 - * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition. - -2016-01-23 Tom de Vries <tom@codesourcery.com> - - PR tree-optimization/69426 - * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of - removed clobber. - -2016-01-23 Jakub Jelinek <jakub@redhat.com> - - * tree-ssanames.c (release_free_names_and_compact_live_names): Replace - "the the" with "the" in the comments. - * ipa-devirt.c (build_type_inheritance_graph, - update_type_inheritance_graph): Likewise. - * tree.c (build_function_type_list_1): Likewise. - * cfgloopmanip.c (scale_loop_profile): Likewise. - * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise. - * gimple-ssa-split-paths.c - (find_block_to_duplicate_for_splitting_paths): Likewise. - * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise. - * expr.c (convert_move): Likewise. - * var-tracking.c (vt_stack_adjustments): Likewise. - * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise. - * tree-vrp.c (test_for_singularity): Likewise. - - * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR - directly instead of building a temporary tree. - - PR bootstrap/69434 - * genrecog.c: Define INCLUDE_ALGORITHM before including system.h, - remove <algorithm> include. - -2016-01-22 Jakub Jelinek <jakub@redhat.com> - - PR target/69432 - * config/i386/i386.c: Include dojump.h. - (expand_small_movmem_or_setmem, - expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling - fixes. - (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early - if dynamic_check != -1. - -2016-01-21 Jeff Law <law@redhat.com> - - PR middle-end/69347 - * tree-ssa-dom.c (back_propagate_equivalences): Factored out of - record_temporary_equivalences. Rewritten to avoid unnecessary calls - into dominated_by_p. - (cprop_into_successor_phis): Avoid unnecessary tests. - -2016-01-22 Richard Henderson <rth@redhat.com> - - PR target/69416 - * config/aarch64/aarch64.md (UNSPEC_NZCV): New. - (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it. - -2016-01-22 Michael Matz <matz@suse.de> - - * system.h (string, algorithm): Include only conditionally. - (new): Include always under C++. - * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM. - * final.c (toplevel): Ditto. - * ipa-chkp.c (toplevel): Define INCLUDE_STRING. - * genconditions.c (write_header): Make gencondmd.c define - INCLUDE_STRING. - * mem-stats.h (mem_usage::print_dash_line): Don't use std::string. - - * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING. - * common/config/aarch64/aarch64-common.c (toplevel): Ditto. - -2016-01-22 Christian Bruel <christian.bruel@st.com> - - PR target/68674 - * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed. - -2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR target/69403 - * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to - define_insn_and_split. Ensure operands[1] and operands[0] do not - get assigned the same register. - -2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org> - - * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr. - -2016-01-22 Christian Bruel <christian.bruel@st.com> - - * config/arm/arm-c.c (arm_pragma_target_parse): - Remove warn_builtin_macro_redefined overwrite. - -2016-01-22 Eric Botcazou <ebotcazou@adacore.com> - - * ipa-inline.c (can_inline_edge_p): Back out overzealous check on - flag_non_call_exceptions compatibility. - -2016-01-22 Jakub Jelinek <jakub@redhat.com> - - PR debug/66668 - * dwarf2out.c (add_child_die_after): New function. - (dwarf_qual_info_t): New type. - (dwarf_qual_info): New variable. - (qualified_die_p): New function. - (modified_type_die): For -fdebug-types-section, ensure - canonical order of qualifiers. Put qualified DIEs adjacent - to the corresponding non-qualified type DIE and search there - for existing qualified DIEs. - -2016-01-22 Eric Botcazou <ebotcazou@adacore.com> - - * doc/extend.texi (scalar_storage_order type attribute): Document - restriction on type punning and aliasing, and remove future tense. - -2016-01-21 Roman Zhuykov <zhroma@ispras.ru> - - PR target/69252 - * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new - first stage. - -2016-01-21 Jeff Law <law@redhat.com> - - PR middle-end/69347 - * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid - useless call to record_temporary_equivalences. - * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just - allocate 10 slots in the bb_path vector and let it grow as needed. - (fsm_find_control_statement_thread_paths): Similarly for the next_path - vector. - -2016-01-21 David Edelsohn <dje.gcc@gmail.com> - - * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive): - Detangle. - * configure: Regenerate. - -2016-01-21 Pat Haugen <pthaugen@us.ibm.com> - - * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9. - * config/rs6000/driver-rs6000.c (struct asm_names): Likewise. - -2016-01-21 Bernd Schmidt <bschmidt@redhat.com> - - PR middle-end/66178 - * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't - drop EXPAND_INITIALIZER. - * rtl.h (contains_symbolic_reference_p): Declare. - * rtlanal.c (contains_symbolic_reference_p): New function. - * simplify-rtx.c (simplify_binary_operation_1): Don't turn - a subtraction into a NOT if symbolic constants are involved. - -2016-01-21 Anton Blanchard <anton@samba.org> - Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - PR target/63354 - * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New - #define. - * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New - function. - -2016-01-21 Ajit Agarwal <ajitkum@xilinx.com> - - * config/microblaze/microblaze.c - (get_branch_target): New. - (insert_wic_for_ilb_runout): New. - (insert_wic): New. - (microblaze_machine_dependent_reorg): New. - (TARGET_MACHINE_DEPENDENT_REORG): Define macro. - * config/microblaze/microblaze.md - (UNSPEC_IPREFETCH): Define. - (iprefetch): New pattern - * config/microblaze/microblaze.opt - (mxl-prefetch): New flag. - -2016-01-21 Ajit Agarwal <ajitkum@xilinx.com> - - * config/microblaze/microblaze.h - (FIXED_REGISTERS): Update in macro. - (CALL_USED_REGISTERS): Update in macro. - -2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com> - - PR rtl-optimization/68920 - * ifcvt.c (cond_move_process_if_block): Limit number of conditional - moves. - -2016-01-21 Vladimir Makarov <vmakarov@redhat.com> - - PR rtl-optimization/68990 - * lra-coalesce.c (lra_coalesce): Invalidate value for the result - pseudo instead of inheritance ones. - -2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de> - Nick Clifton <nickc@redhat.com> - - PR target/69129 - PR target/69012 - * config/mips/mips.c (mips_compute_frame_info): Initialise - args_size and hard_frame_pointer_offset fields of the frame - structure before calling mips_global_pointer. - -2016-01-21 David Edelsohn <dje.gcc@gmail.com> - - * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section - label reference. - * configure: Regenerate. - -2016-01-21 Richard Biener <rguenther@suse.de> - - * graphite-optimize-isl.c (get_schedule_map): Fix typo. - -2016-01-21 Marcin KoÅ›cielnicki <koriakin@0x04.net> - - * config/s390/s390.c (s390_asm_declare_function_size): Add code - to actually emit the .size directive. - -2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com> - Jakub Jelinek <jakub@redhat.com> - - PR target/69187 - PR target/65624 - * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase - args array size by one to avoid buffer overflow. - -2016-01-21 Marcin KoÅ›cielnicki <koriakin@0x04.net> - - * config/s390/s390.md (pool_section_start): Use switch_to_section - to select proper read-only data section instead of hardcoding - .rodata. - (pool_section_end): Use switch_to_section to match the above. - -2016-01-21 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69378 - * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function. - (set_ssa_val_to): Use it for dominance checks taking into - account not executable edges. - -2016-01-21 Jakub Jelinek <jakub@redhat.com> - - PR c++/69355 - * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode) - for bitsize instead of GET_MODE_PRECISION (mode). - -2016-01-20 Martin Sebor <msebor@redhat.com> - - PR c/52291 - * extend.texi (__sync Builtins): Clarify the semantics of - __sync_fetch_and_OP built-ins on pointers. - (__atomic Builtins): Same. - -2016-01-21 Aditya Kumar <aditya.k7@samsung.com> - Sebastian Pop <s.pop@samsung.com> - - * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New. - (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool. - (is_valid_rename): Same. - (translate_isl_ast_to_gimple::get_rename): Same. - (translate_isl_ast_to_gimple::rename_all_uses): Same. - (translate_isl_ast_to_gimple::rename_uses): Same. - (get_new_name): Check for close_phi nodes. - (copy_loop_phi_args): Use phi_node_kind. - (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same. - (translate_isl_ast_to_gimple::copy_cond_phi_args): Same. - -2016-01-21 Aditya Kumar <aditya.k7@samsung.com> - Sebastian Pop <s.pop@samsung.com> - - Revert commit r229783. - * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id): - Remove use of parameter_rename_map. - (copy_def): Remove. - (copy_internal_parameters): Remove. - (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters. - * sese.c (new_sese_info): Do not initialize parameter_rename_map. - (free_sese_info): Do not free parameter_rename_map. - (set_rename): Do not use parameter_rename_map. - (rename_uses): Update call to set_rename. - (graphite_copy_stmts_from_block): Do not use parameter_rename_map. - * sese.h (parameter_rename_map_t): Remove. - (struct sese_info_t): Remove field parameter_rename_map. - -2016-01-21 Aditya Kumar <aditya.k7@samsung.com> - Sebastian Pop <s.pop@samsung.com> - - * graphite-isl-ast-to-gimple.c: Fix comment. - * graphite-scop-detection.c (defined_in_loop_p): New. - (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA - names defined in loop. - -2016-01-21 Aditya Kumar <aditya.k7@samsung.com> - Sebastian Pop <s.pop@samsung.com> - - * graphite-scop-detection.c (scop_detection::harmful_loop_in_region): - Discard unstructured if-then-else regions. - -2016-01-21 Aditya Kumar <aditya.k7@samsung.com> - Sebastian Pop <s.pop@samsung.com> - - * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove. - (cleanup_loop_iter_dom): Remove. - (build_loop_iteration_domains): Remove. - (build_scop_context): Remove. - (build_scop_iteration_domain): Remove. - (add_loop_constraints): New. - (build_iteration_domains): New. - (build_poly_scop): Call build_iteration_domains. - -2016-01-21 Aditya Kumar <aditya.k7@samsung.com> - Sebastian Pop <s.pop@samsung.com> - - * graphite-scop-detection.c - (scop_detection::harmful_loop_in_region): Free dom and loops. - (scop_detection::loop_body_is_valid_scop): Free bbs. - -2016-01-21 Aditya Kumar <aditya.k7@samsung.com> - Sebastian Pop <s.pop@samsung.com> - - * graphite-scop-detection.c (record_loop_in_sese): New. - (gather_bbs::before_dom_children): Call record_loop_in_sese. - (build_scops): Remove call to build_sese_loop_nests. - * sese.c (sese_record_loop): Remove. - (build_sese_loop_nests): Remove. - (new_sese_info): Remove region->loops. - (free_sese_info): Same. - * sese.h (sese_contains_loop): Same. - (build_sese_loop_nests): Remove. - (sese_contains_loop): Remove. - -2016-01-21 Aditya Kumar <aditya.k7@samsung.com> - Sebastian Pop <s.pop@samsung.com> - - * graphite-scop-detection.c (loop_is_valid_scop): Renamed - loop_is_valid_in_scop. - (scop_detection::harmful_stmt_in_region): Renamed - harmful_loop_in_region. - Call loop_is_valid_in_scop. - -2016-01-21 Aditya Kumar <aditya.k7@samsung.com> - Sebastian Pop <s.pop@samsung.com> - - * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle - isl_ast_node_mark. - -2016-01-21 Aditya Kumar <aditya.k7@samsung.com> - Sebastian Pop <s.pop@samsung.com> - - * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION. - * graphite.h (struct poly_bb): Remove field is_reduction. - (PBB_IS_REDUCTION): Remove. - -2016-01-21 Aditya Kumar <aditya.k7@samsung.com> - Sebastian Pop <s.pop@samsung.com> - - * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce. - (add_pdr_constraints): Same. - (scop_get_reads): Same. - (scop_get_must_writes): Same. - (scop_get_may_writes): Same. - (scop_get_original_schedule): Same. - (extend_schedule): Same. - (apply_schedule_on_deps): Same. - (carries_deps): Same. - (compute_deps): Same. - (scop_get_dependences): Same. - * graphite-isl-ast-to-gimple.c - (translate_isl_ast_to_gimple::generate_isl_schedule): Same. - * graphite-optimize-isl.c (get_schedule_for_band): Same. - (get_schedule_for_band_list): Same. - (get_schedule_map): Same. - (apply_schedule_map_to_scop): Same. - * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same. - (build_loop_iteration_domains): Same. - (add_condition_to_pbb): Same. - (add_param_constraints): Same. - (pdr_add_memory_accesses): Same. - (pdr_add_data_dimensions): Same. - -2016-01-20 Sandra Loosemore <sandra@codesourcery.com> - - * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking - requirements. - -2016-01-20 Sandra Loosemore <sandra@codesourcery.com> - - * common.opt (feliminate-dwarf2-dups): Replace references to - "DWARF 2" with just "DWARF". - * config/ia64/ia64.opt (mdwarf2-asm): Likewise. - * doc/extend.texi: Likewise. - * doc/cpp.texi: Likewise. - * doc/invoke.texi: Likewise. - (Option Summary): Add -gdwarf to list of Debugging Options. - (Debugging Options): Document -gdwarf. - * doc/contrib.texi: Spell "DWARF" like that. - -2016-01-21 Jakub Jelinek <jakub@redhat.com> - - * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized - warning. Fix up formatting. - - PR middle-end/67653 - * gimplify.c (gimplify_asm_expr): Warn if it is too late to - attempt to mark memory input operand addressable and - call prepare_gimple_addressable in that case. Don't adjust - input_location for diagnostics, use error_at instead. - -2016-01-20 Peter Bergner <bergner@vnet.ibm.com> - - * config/rs6000/ppc-auxv.h: New file. - * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin. - (cpu_is): Likewise. - (cpu_supports): Likewise. - * config/rs6000/rs6000.c: include "ppc-auxv.h". - (cpu_is_info): New variable. - (cpu_supports_info): Likewise. - (tcb_verification_symbol): Likewise. - (cpu_builtin_p): Likewise. - (cpu_expand_builtin): New function. - (rs6000_expand_ternop_builtin): Add support for CPU builtin functions. - (rs6000_init_builtins): Likewise. - (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol. - * config/rs6000/rs6000.h (TLS_REGNUM): New define. - * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test. - * configure: Regenerate. - * config.in: Likewise. - * doc/extend.texi (PowerPC Built-in Functions): Document - __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports. - -2016-01-20 David Edelsohn <dje.gcc@gmail.com> - - PR target/68609 - * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt - domain check. - * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt - for V4SFmode. - -2016-01-20 Richard Henderson <rth@redhat.com> - - PR bootstrap/69343 - PR bootstrap/69339 - PR tree-opt/68964 - Revert: - * tree.c (tm_define_builtin): New. - (find_tm_vector_type): New. - (build_tm_vector_builtins): New. - (build_common_builtin_nodes): Call it. - -2016-01-20 Christophe Lyon <christophe.lyon@linaro.org> - - * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry. - (arm_fp_ok): Likewise. - (arm_fp): Likewise. - (arm_crypto): Likewise. - -2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com> - Richard Biener <rguenther@suse.de> - - PR tree-optimization/69328 - * tree-vect-stmts.c (vect_is_simple_cond): Check compared - vectors have same number of elements. - (vectorizable_condition): Fix masked version recognition. - -2016-01-20 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69345 - * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function. - (VN_INFO_PTR_INFO): Likewise. - * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to - info when it is equal between non-dominating SSA names. - * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): - Make sure to look at original SSA infos. - -2016-01-20 Jeff Law <law@redhat.com> - - PR target/25114 - * config/m68k/predicates.md (pow2_m1_operand): New predicate - extracted from ... - (reg_or_pow2_m1_operand): Call pow2_m1_operand. - (pc_or_label_operand): New predicate. - * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU - tests for small integers that are 2^n - 1. - -2016-01-20 Jonathan Wakely <jwakely@redhat.com> - - * doc/invoke.texi (Options Summary): Add '.' after @xref. - -2016-01-19 Jeff Law <law@redhat.com> - - PR middle-end/69347 - * tree-ssa-threadbackwards.c - (fsm_find_control_statement_thread_paths): Do not try to lookup - FSM paths for SSA_NAMEs appearing in abnormal PHIs. - -2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org> - - * doc/lto.texi: Remove text that says only Gold has linker plugin - support. - -2016-01-19 Eric Botcazou <ebotcazou@adacore.com> - - * dwarf2out.c (need_endianity_attribute_p): New inline predicate. - (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to - the DIE accordingly. - (modified_type_die): Add REVERSE parameter and pass it recursively, - as well as to base_type_die. Adjust presence check accordingly. - (base_type_for_mode): Adjust call to modified_type_die. - (add_type_attribute): Add REVERSE parameter and pass it to - modified_type_die. - (generic_parameter_die): Adjust call to add_type_attribute. - (add_scalar_info): Likewise. - (add_subscript_info): Likewise. - (gen_array_type_die): Likewise. - (gen_descr_array_type_die): Likewise. - (gen_entry_point_die): Likewise. - (gen_enumeration_type_die): Likewise. - (gen_formal_parameter_die): Likewise. - (gen_subprogram_die): Likewise. - (gen_variable_die ): Likewise. - (gen_const_die): Likewise. - (gen_field_die): Likewise. - (gen_pointer_type_die): Likewise. - (gen_reference_type_die): Likewise. - (gen_ptr_to_mbr_type_die): Likewise. - (gen_inheritance_die): Likewise. - (gen_subroutine_type_die): Likewise. - (gen_typedef_die): Likewise. - (force_type_die): Adjust call to modified_type_die. - -2016-01-19 Sandra Loosemore <sandra@codesourcery.com> - - * doc/standards.texi: Copy-editing for grammar, markup, and sentence - flow throughout the file. Fix broken link to Objective-C 2.0 - documentation. - * doc/invoke.texi: More copy-editing; fix numerous typos and spelling - errors. - -2016-01-19 Wilco Dijkstra <wdijkstr@arm.com> - - * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings. - -2016-01-19 Jan Hubicka <hubicka@ucw.cz> - - PR ipa/66223 - * ipa-devirt.c (is_cxa_pure_virtual_p): New function. - (maybe_record_node): Record cxa_pure_virtual as the only possible - target if there are not ohter candidates. - (possible_polymorphic_call_target_p): Accept cxa_pure_virtual. - -2016-01-19 Richard Biener <rguenther@suse.de> - - * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants. - (get_memory_order): Likewise. - -2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com> - - * tree-vect-stmts.c (vectorizable_store): Check - rhs vectype. - -2016-01-19 David Malcolm <dmalcolm@redhat.com> - - PR jit/68446 - * gcc.c (driver::decode_argv): Add call to - init_opts_obstack before init_options_struct. - * opts.c (init_opts_obstack): Remove idempotency. - (init_options_struct): Replace call to init_opts_obstack - with a gcc_assert to verify that it has already been called. - * toplev.c (toplev::main): Add call to init_opts_obstack before - calls to init_options_struct. - (toplev::finalize): Move cleanup of opts_obstack next to - cleanup of save_decoded_options, clearing the latter, and - save_decoded_options_count. - -2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR target/69135 - * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds" - attribute to unconditional. Remove %? from output template. - -2015-01-19 Wilco Dijkstra <wdijkstr@arm.com> - Jiong Wang <jiong.wang@arm.com> - - * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences - generated from different expand order. - -2015-01-19 Wilco Dijkstra <wdijkstr@arm.com> - - * /config/aarch64/aarch64.c (aarch64_if_then_else_costs): - Add support for CCMP costing. - -2015-01-19 Wilco Dijkstra <wdijkstr@arm.com> - - * ccmp.c (ccmp_candidate_p): Remove integer-only restriction. - * config/aarch64/aarch64.md (fccmp<mode>): New pattern. - (fccmpe<mode>): Likewise. - (fcmp): Rename to fcmp and globalize pattern. - (fcmpe): Likewise. - * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support. - (aarch64_gen_ccmp_next): Add FP support. - -2015-01-19 Wilco Dijkstra <wdijkstr@arm.com> - - * target.def (gen_ccmp_first): Update documentation. - (gen_ccmp_next): Likewise. - * doc/tm.texi (gen_ccmp_first): Update documentation. - (gen_ccmp_next): Likewise. - * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of - expand_ccmp_expr_1. Improve comments. - * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp. - (ccmp_ior<mode>): Remove pattern. - (cmp<mode>): Remove expand. - (cmp): Globalize pattern. - (cstorecc4): Use cc_register. - (mov<mode>cc): Remove ccmp_cc_register check. - * config/aarch64/aarch64.c (aarch64_get_condition_code_1): - Simplify after removal of CC_DNE/* modes. - (aarch64_ccmp_mode_to_code): Remove. - (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases. - In 'k' case use integer as condition. - (aarch64_nzcv_codes): Remove inverted cases. - (aarch64_code_to_ccmode): Remove. - (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct - comparison with CC register to be used in folowing CCMP/branch/CSEL. - (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP - pattern. Return the comparison with CC register. Invert conditions - when bitcode is OR. - * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes. - * config/aarch64/predicates.md (ccmp_cc_register): Remove. - -2016-01-19 Jan Hubicka <hubicka@ucw.cz> - - * cgraphunit.c (cgraph_node::reset): Clear thunk info and - instrumented_version. - -2016-01-19 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69336 - * tree-ssa-scopedtables.c (avail_expr_hash): Handle all - handled components with get_ref_base_and_extent. - (equal_mem_array_ref_p): Adjust. - -2016-01-19 Jakub Jelinek <jakub@redhat.com> - - PR debug/65779 - * shrink-wrap.c: Include valtrack.h. - (move_insn_for_shrink_wrap): Add DEBUG argument. If - MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs - in between insn and where it will be moved to. Call - dead_debug_insert_temp. - (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init - first and dead_debug_local_finish at the end. - For uses and defs bitmap, handle all regs in between REGNO and - END_REGNO, not just the first one. - -2016-01-19 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69352 - * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1. - (equal_mem_array_ref_p): Constrain size and max size properly. - Compare the reverse flag. - -2016-01-19 Bernd Schmidt <bschmidt@redhat.com> - - * ira.c (ira): Update regstat data if we deleted insns. - -2016-01-19 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/68955 - PR rtl-optimization/64557 - * dse.c (record_store, check_mem_read_rtx): Don't call get_addr - here. Fix up formatting. - * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P. - -2016-01-19 Jan Hubicka <hubicka@ucw.cz> - - PR lto/69133 - * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple - assume that the node has body. - * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p - check. - -2016-01-19 Jan Hubicka <hubicka@ucw.cz> - - * lto-streamer-out.c (lto_output): Do not stream instrumentation - thunks. - -2016-01-19 Jan Hubicka <hubicka@ucw.cz> - - * symtab.c (symtab_node::asm_name): Do not call printable name directly. - (symtab_node::name): Report name as unnamed if DECL_NAME is not set. - -2016-01-19 Martin Jambor <mjambor@suse.cz> - Martin Liska <mliska@suse.cz> - Michael Matz <matz@suse.de> - - * Makefile.in (OBJS): Add new source files. - (GTFILES): Add hsa.c. - * common.opt (disable_hsa): New variable. - (-Whsa): New warning. - * config.in (ENABLE_HSA): New. - * configure.ac: Treat hsa differently from other accelerators. - (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to - $enable_offloading. - (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa. - * doc/install.texi (Configuration): Document --with-hsa-runtime, - --with-hsa-runtime-include, --with-hsa-runtime-lib and - --with-hsa-kmt-lib. - * doc/invoke.texi (-Whsa): Document. - (hsa-gen-debug-stores): Likewise. - * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt - to invoke offload compiler for hsa acclerator. - * opts.c (common_handle_option): Determine whether HSA offloading - should be performed. - * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter. - * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New. - (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed. - (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New. - * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY. - * gimple-pretty-print.c (dump_gimple_omp_for): Also handle - GF_OMP_FOR_KIND_GRID_LOOP. - (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY. - (pp_gimple_stmt_1): Likewise. - * gimple-walk.c (walk_gimple_stmt): Likewise. - * gimple.c (gimple_build_omp_grid_body): New function. - (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY. - * gimple.def (GIMPLE_OMP_GRID_BODY): New. - * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY, - GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and - GF_OMP_TEAMS_GRID_PHONY. - (gimple_statement_omp_single_layout): Updated comments. - (gimple_build_omp_grid_body): New function. - (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY. - (gimple_omp_for_grid_phony): New function. - (gimple_omp_for_set_grid_phony): Likewise. - (gimple_omp_parallel_grid_phony): Likewise. - (gimple_omp_parallel_set_grid_phony): Likewise. - (gimple_omp_teams_grid_phony): Likewise. - (gimple_omp_teams_set_grid_phony): Likewise. - (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY. - * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New. - (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise. - (BUILT_IN_GOMP_TARGET): Updated type. - * omp-low.c: Include symbol-summary.h, hsa.h and params.h. - (adjust_for_condition): New function. - (get_omp_for_step_from_incr): Likewise. - (extract_omp_for_data): Moved parts to adjust_for_condition and - get_omp_for_step_from_incr. - (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY. - (fixup_child_record_type): Bail out if receiver_decl is NULL. - (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_. - (scan_omp_parallel): Do not create child functions for phony - constructs. - (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY. - (scan_omp_1_op): Checking assert we are not remapping to - ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY. - (parallel_needs_hsa_kernel_p): New function. - (expand_parallel_call): Register apprpriate parallel child - functions as HSA kernels. - (grid_launch_attributes_trees): New type. - (grid_attr_trees): New variable. - (grid_create_kernel_launch_attr_types): New function. - (grid_insert_store_range_dim): Likewise. - (grid_get_kernel_launch_attributes): Likewise. - (get_target_argument_identifier_1): Likewise. - (get_target_argument_identifier): Likewise. - (get_target_argument_value): Likewise. - (push_target_argument_according_to_value): Likewise. - (get_target_arguments): Likewise. - (expand_omp_target): Call get_target_arguments instead of looking - up for teams and thread limit. - (grid_expand_omp_for_loop): New function. - (grid_arg_decl_map): New type. - (grid_remap_kernel_arg_accesses): New function. - (grid_expand_target_kernel_body): New function. - (expand_omp): Call it. - (lower_omp_for): Do not emit phony constructs. - (lower_omp_taskreg): Do not emit phony constructs but create for them - a temporary variable receiver_decl. - (lower_omp_taskreg): Do not emit phony constructs. - (lower_omp_teams): Likewise. - (lower_omp_grid_body): New function. - (lower_omp_1): Call it. - (grid_reg_assignment_to_local_var_p): New function. - (grid_seq_only_contains_local_assignments): Likewise. - (grid_find_single_omp_among_assignments_1): Likewise. - (grid_find_single_omp_among_assignments): Likewise. - (grid_find_ungridifiable_statement): Likewise. - (grid_target_follows_gridifiable_pattern): Likewise. - (grid_remap_prebody_decls): Likewise. - (grid_copy_leading_local_assignments): Likewise. - (grid_process_kernel_body_copy): Likewise. - (grid_attempt_target_gridification): Likewise. - (grid_gridify_all_targets_stmt): Likewise. - (grid_gridify_all_targets): Likewise. - (execute_lower_omp): Call grid_gridify_all_targets. - (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY. - * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_. - (tree_omp_clause): Added union field dimension. - * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_. - * tree.c (omp_clause_num_ops): Added number of arguments of - OMP_CLAUSE__GRIDDIM_. - (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_. - (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_. - * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New. - (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise. - (OMP_CLAUSE_GRIDDIM_SIZE): Likewise. - (OMP_CLAUSE_GRIDDIM_GROUP): Likewise. - * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail. - * tree-pass.h (make_pass_gen_hsail): Declare. - (make_pass_ipa_hsa): Likewise. - * ipa-hsa.c: New file. - * lto-section-in.c (lto_section_name): Add hsa section name. - * lto-streamer.h (lto_section_type): Add hsa section. - * timevar.def (TV_IPA_HSA): New. - * hsa-brig-format.h: New file. - * hsa-brig.c: New file. - * hsa-dump.c: Likewise. - * hsa-gen.c: Likewise. - * hsa.c: Likewise. - * hsa.h: Likewise. - * toplev.c (compile_file): Call hsa_output_brig. - * hsa-regalloc.c: New file. - -2016-01-18 Jeff Law <law@redhat.com> - - PR tree-optimization/69320 - * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean - ranged object, do nothing if the RHS constant is not [0..1]. - (optimize_stmt): Comparing a boolean ranged object against a - constant outside [0..1] results in a compile-time constant. - - * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary - test. - -2016-01-18 Sandra Loosemore <sandra@codesourcery.com> - - * doc/invoke.texi (Invoking GCC): Add new section to menu. - (Option Summary): Update to reflect new section and moved options. - (C++ Dialect Options): Move -fstats to new section. - (Debugging Options): Move all dump, statistics, and other GCC - developer options to new section. Rewrite section introduction - and re-order remaining options to put the more basic ones first. - (Optimization Options): Move -fira-verbose and -flto-report* to - new section. - (Developer Options): New section incorporating moved options. - * doc/cppopts.texi (-dM): Update cross-reference. - -2016-01-18 Richard Henderson <rth@redhat.com> - - PR target/69176 - * config/aarch64/aarch64.md (add<GPI>3): Move long immediate - operands to pseudo only if CSE is expected. Split long immediate - operands only after reload, and for the stack pointer. - (*add<GPI>3_pluslong): Remove. - (*addsi3_aarch64, *adddi3_aarch64): Merge into... - (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative. - (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative. - (*add<GPI>3 peepholes): New. - (*add<GPI>3 splitters): New. - * config/aarch64/constraints.md (Upl): New. - * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New. - -2016-01-18 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69297 - * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar - stmt at most once. - (vect_bb_vectorization_profitable_p): Clear visited flag again. - -2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com> - - PR middle-end/68542 - * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case - of mixind vector and scalar types. - (fold_relational_const): Add handling of vector - comparison with boolean result. - * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow - comparison of vector operands with boolean result for EQ/NE only. - (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison. - (verify_gimple_cond): Likewise. - * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on - valid type of VAL. - -2016-01-18 Joseph Myers <joseph@codesourcery.com> - - * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require - !TARGET_OCTEON. - -2016-01-18 Richard Biener <rguenther@suse.de> - - PR middle-end/69308 - * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND. - -2016-01-18 Tom de Vries <tom@codesourcery.com> - - * passes.def: Add pass_parallelize_loops to pass_oacc_kernels. - -2016-01-18 Tom de Vries <tom@codesourcery.com> - - * omp-low.c (set_oacc_fn_attrib): Make extern. - * omp-low.h (set_oacc_fn_attrib): Declare. - * tree-parloops.c (struct reduction_info): Add reduc_addr field. - (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL. - (create_parallel_loop, gen_parallel_loop, try_create_reduction_list): - Add and handle function parameter oacc_kernels_p. - (find_reduc_addr, get_omp_data_i_param): New function. - (ref_conflicts_with_region, oacc_entry_exit_ok_1) - (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function. - (parallelize_loops): Add and handle function parameter oacc_kernels_p. - Calculate dominance info. Skip loops that are not in a kernels region - in oacc_kernels_p mode. Skip inner loops of parallelized loops. - (pass_parallelize_loops::execute): Call parallelize_loops with - oacc_kernels_p argument. - (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param): - New member function. - (pass_parallelize_loops::bool oacc_kernels_p): New member var. - * passes.def: Add argument to pass_parallelize_loops instantation. - -2016-01-18 Tom de Vries <tom@codesourcery.com> - - * tree-parloops.c (pass_parallelize_loops::execute): Allow - pass_parallelize_loops to be run outside the loop pipeline. - -2016-01-18 Alan Lawrence <alan.lawrence@arm.com> - - * tree-scalar-evolution.c (follow_copies_to_constant): New. - (analyze_initial_condition, analyze_scalar_evolution_1): Call previous. - -2016-01-18 Alan Lawrence <alan.lawrence@arm.com> - - PR target/63679 - * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF - using get_ref_base_and_extent. - (equal_mem_array_ref_p): New. - (hashable_expr_equal_p): Add call to previous. - -2016-01-18 Alan Lawrence <alan.lawrence@arm.com> - - PR target/63679 - * tree-sra.c (disqualified_constants, constant_decl_p): New. - (sra_initialize): Allocate disqualified_constants. - (sra_deinitialize): Free disqualified_constants. - (disqualify_candidate): Update disqualified_constants when appropriate. - (create_access): Scan for constant-pool entries as we go along. - (scalarizable_type_p): Add check against type_contains_placeholder_p. - (maybe_add_sra_candidate): Allow constant-pool entries. - (load_assign_lhs_subreplacements): Bind debug for constant pool vars. - (initialize_constant_pool_replacements): New. - (sra_modify_assign): Avoid mangling assignments created by previous, - and don't generate writes into constant pool. - (sra_modify_function_body): Call initialize_constant_pool_replacements. - -2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com> - - * config/i386/i386.c (scalar_to_vector_candidate_p): Support - andnot instruction. - (scalar_chain::convert_op): Likewise. - * config/i386/i386.md (*andndi3_doubleword): New. - -2016-01-18 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69170 - * tree-vect-slp.c (vect_build_slp_tree): Verify we are not - building a vector from scalar results of a pattern stmt. - -2016-01-18 Jakub Jelinek <jakub@redhat.com> - - * haifa-sched.c (autopref_multipass_init): Work around - -Wmaybe-uninitialized warning. - -2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * config/arm/arm.c (thumb1_reorg): Check that the comparison is - against the constant 0. - -2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - PR tree-optimization/68799 - * gimple-ssa-strength-reduction.c (create_phi_basis): Directly - look up phi candidates in the statement-candidate map. - (phi_add_costs): Likewise. - (record_phi_increments): Likewise. - (phi_incr_cost): Likewise. - (ncd_with_phi): Likewise. - (all_phi_incrs_profitable): Likewise. - -2016-01-17 Jakub Jelinek <jakub@redhat.com> - - * omp-low.c (mark_loops_in_oacc_kernels_region): Work around - -Wmaybe-uninitialized warning. - -2016-01-16 Sandra Loosemore <sandra@codesourcery.com> - - * doc/invoke.texi (Invoking GCC): Add new section to menu. - (Option Summary): Update to reflect new section and moved options. - (C++ Dialect Options): Move -fvtable-verify and related options. - (Debugging Options): Move Sanitizer, Pointer Bounds Checker, - and profiling-related options. - (Optimization Options): Move profile generation options and - -fstack-protector and related options. - (Instrumentation Options): New section incorporating moved options. - (Code Generation Options): Move -finstrument-functions and - related options, -fstack-check, -fstack-limit*, and -fbounds-check. - -2016-01-16 Tom de Vries <tom@codesourcery.com> - - * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops. - -2016-01-16 Tom de Vries <tom@codesourcery.com> - - * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt. - -2016-01-16 Richard Sandiford <richard.sandiford@arm.com> - - * hash-table.h (hash_table::empty): Turn into an inline wrapper - that checks whether the table is already empty. Rename the - original implementation to... - (hash_table::empty_slot): ...this new private function. - -2016-01-15 David Malcolm <dmalcolm@redhat.com> - - PR diagnostic/68899 - * diagnostic-show-locus.c (layout::print_source_line): Move x - offset of line until after call to - get_line_width_without_trailing_whitespace. - -2016-01-15 Jeff Law <law@redhat.com> - - PR tree-optimization/69270 - * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from - tree-ssa-dom.c. Improve test for [0..1] ranve from VRP. - * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove. - * tree-ssanames.h (ssa_name_has_boolean_range): Prototype. - * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use - ssa_name_has_boolean_range and constant_boolean_node. - -2016-01-15 Vladimir Makarov <vmakarov@redhat.com> - - PR rtl-optimization/69030 - * lra-spills.c (remove_pseudos): Check nrefs and make the function - returning bool. - (spill_pseudos): Delete debug insn for dead pseudo. - (lra_spill): Initiate spill_hard_reg and slots memory separately. - -2016-01-15 Jiong Wang <jiong.wang@arm.com> - - * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers): - New. - (TYPES_UNOPUS): Likewise. - * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct - builtin type, from UNOP to UNOPUS. - (lbtruncuv4sf): Likewise. - (lbtruncuv2df): Likewise. - (lrounduv2sf): Likewise. - (lrounduv4sf): Likewise. - (lrounduv2df): Likewise. - (lroundusf): Likewise. - (lroundusf): Likewise. - (lceiluv2sf): Likewise. - (lceiluv4sf): Likewise. - (lceiluv2df): Likewise. - (lceilusf): Likewise. - (lceiludf): Likewise. - (lflooruv2sf): Likewise. - (lflooruv4sf): Likewise. - (lflooruv2df): Likewise. - (lfloorusf): Likewise. - (lfloorudf): Likewise. - (lfrintnuv2sf): Likewise. - (lfrintnuv4sf): Likewise. - (lfrintnuv2df): Likewise. - (lfrintnusf): Likewise. - (lfrintnudf): Likewise. - * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type - conversion. - (vcvtq_u32_f32): Likewise. - (vcvtq_u64_f64): Likewise. - (vcvta_u32_f32): Likewise. - (vcvtaq_u32_f32): Likewise. - (vcvtaq_u64_f64): Likewise. - (vcvtm_u32_f32): Likewise. - (vcvtmq_u32_f32): Likewise. - (vcvtmq_u64_f64): Likewise. - (vcvtn_u32_f32): Likwise. - (vcvtnq_u32_f32): Likewise. - (vcvtnq_u64_f64): Likewise. - (vcvtp_u32_f32): Likewise. - (vcvtpq_u32_f32): Likewise. - (vcvtpq_u64_f64): Likewise. - (vcvtmd_u64_f64): Likewise. - (vcvtms_u32_f32): Likewise. - (vcvtad_u64_f64): Likewise. - (vcvtas_u32_f32): Likewise. - (vcvtnd_u64_f64): Likewise. - (vcvtns_u32_f32): Likewise. - (vcvtpd_u64_f64): Likewise. - (vcvtps_u32_f32): Likewise. - -2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle - CSEL of zero_extended registers. - -2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case): - Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate. - -2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return - false when argument string is not found in the attributes table - at all. - -2016-01-15 David Edelsohn <dje.gcc@gmail.com> - - PR target/68609 - * config/rs6000/rs6000.c (rs6000_emit_msub): Delete. - (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm - * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high - precision estimate. - -2016-01-15 Richard Biener <rguenther@suse.de> - - PR tree-optimization/66856 - * tree-vect-loop.c (vect_transform_loop): Free SLP instances here. - * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count. - (vect_create_new_slp_node): Increment stmt reference count. - (vect_get_and_check_slp_defs): Make sure stmts are nor already in - an SLP tree before swapping operands. - (vect_build_slp_tree): Likewise. - (destroy_bb_vec_info): Free stmt info after SLP instances. - * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count. - * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field. - (STMT_VINFO_NUM_SLP_USES): New macro. - -2016-01-15 Richard Biener <rguenther@suse.de> - - PR debug/69137 - * dwarf2out.c (add_linkage_name_raw): New function split out from ... - (add_linkage_name): ... here. - (gen_typedef_die): Use add_linkage_name_raw instead of - add_linkage_attr to delay DECL_ASSEMBLER_NAME computation - if necessary. - -2016-01-15 Cesar Philippidis <cesar@codesourcery.com> - - * gimplify.c (oacc_default_clause): Decode reference and pointer - types for both kernels and parallel regions. - -2016-01-15 Richard Sandiford <richard.sandiford@arm.com> - - PR middle-end/69246 - * calls.c (emit_call_1): Force n_popped to zero for sibcalls. - -2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com> - - * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo. - (convert_scalars_to_vector): Likewise. - -2016-01-15 Jonathan Wakely <jwakely@redhat.com> - - * doc/extend.texi (Type Traits): Fix grammar. - -2016-01-15 Martin Jambor <mjambor@suse.cz> - - * tree-inline.c (remap_decl): Use existing dclarations if - remapping a type and prevent_decl_creation_for_types. - (replace_locals_stmt): Do an initial remapping of non-VLA typed - decls first. Do real remapping with - prevent_decl_creation_for_types set. - * tree-inline.h (copy_body_data): New field - prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid - padding. - -2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com> - - * config/s390/s390.opt (mmvcle): More verbose help text. - -2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com> - - * config/s390/s390.opt: Add period to -mzvector option text. - -2016-01-15 Richard Biener <rguenther@suse.de> - - PR tree-optimization/68961 - * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost - of invariants in stores again. - -2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de> - - * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib. - -2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com> - - * config/i386/i386.c (ix86_expand_branch): Don't split - DI mode xor instruction to SI mode. - -2016-01-15 Jan Hubicka <hubicka@ucw.cz> - - PR ipa/68148 - * ipa-icf.c (sem_function::merge): Virtual functions may become - reachable even if they address is not taken and there are no - idrect calls. - -2016-01-15 Jan Hubicka <hubicka@ucw.cz> - - * lto-streamer-out.c (subtract_estimated_size): New function. - (get_symbol_initial_value): Use it. - -2016-01-15 Christian Bruel <christian.bruel@st.com> - - PR target/65837 - * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag. - (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins, - (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins. - use add_builtin_function_ext_scope instead of add_builtin_function. - (neon_set_p, neon_crypto_set_p): Remove. - (arm_init_builtins): Always call arm_init_neon_builtins and - arm_init_crypto_builtins. - (arm_expand_builtin): Check that builtins are allowed for the arch. - * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype. - * config/arm/arm.c (arm_valid_target_attribute_tree): Remove - arm_init_neon_builtins call. - -2016-01-15 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69117 - * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member. - * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info - of the leader conservatively. - (free_scc_vn): Restore original SSA name infos. - -2016-01-14 Jeff Law <law@redhat.com> - - PR tree-optimization/69270 - * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a - single bit of precision, verify it's also unsigned. - (record_edge_info): Use constant_boolean_node rather than fold_convert - to convert boolean_true/boolean_false to the right type. - -2016-01-14 Richard Henderson <rth@redhat.com> - - PR rtl-opt/69014 - * loop-doloop.c (record_reg_sets): New. - (doloop_optimize): Reject the transform if the sequence - clobbers registers live at the end of the loop block. - (doloop_optimize_loops): Enable df_live if needed. - -2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change. - * config/rs6000/rs6000.c: Likewise. - * config/rs6000/rs6000.h: Likewise. - * config/rs6000/rs6000.md: Likewise. - * doc/extend.texi: Likewsie. - -2016-01-14 Jeff Law <law@redhat.com> - - * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment - typo. - -2016-01-14 Richard Henderson <rth@redhat.com> - - PR c/69272 - PR tree-opt/68964 - * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size. - * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p - instead of builtin_decl_declared_p to test for declaration. - -2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com> - - * doc/loop.texi (Loop Analysis and Representation): Document - loop_depth function. - -2016-01-14 Tom de Vries <tom@codesourcery.com> - - PR tree-optimization/68773 - * omp-low.c (expand_omp_target): Don't set force_output. - * varpool.c (varpool_node::get_create): Same. - * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and - offload_funcs with force_output. - -2016-01-14 Jakub Jelinek <jakub@redhat.com> - - PR debug/69244 - * lra-eliminations.c (move_plus_up): Don't change anything if either - the outer or inner subreg mode is not MODE_INT. - * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is - integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards. - -2016-01-14 Alan Lawrence <alan.lawrence@arm.com> - - * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m}, - reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m}, - reduc_uplus_@var{m}): Remove. - * expr.c (expand_expr_real_2): Remove expansion path for - reduc_[us](min|max|plus) optabs. - * optabs-tree.c (scalar_reduc_to_vector): Remove. - * optabs-tree.h (scalar_reduc_to_vector): Remove. - * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab, - reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove. - * tree-vect-loop.c (vectorizable_reduction): Remove test for - reduc_[us](min|max|plus) optabs. - -2016-01-14 Alan Lawrence <alan.lawrence@arm.com> - - * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove. - (reduc_plus_scal_v2sf): New. - (reduc_smax_v2sf): Rename to... - (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract. - (reduc_smin_v2sf): Rename to... - (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract. - -2016-01-14 Jan Hubicka <hubicka@ucw.cz> - - * alias.c (compare_base_symbol_refs): New function. - (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use - it. - -2016-01-14 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/68146 - PR tree-optimization/69155 - * tree-complex.c: Include cfganal.h. - (phis_to_revisit): New variable. - (extract_component): Add phiarg_p argument. Assert that returned - SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true. - (update_phi_components): Partly rewrite to use loop over real/imag - components instead of code duplication. If extract_component returns - SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or - create_tmp_reg into the PHI node instead, and mention the phi triplet - in phis_to_revisit. - (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded - in phis_to_revisit at the end. - -2016-01-14 Richard Biener <rguenther@suse.de> - - PR tree-optimization/68060 - * tree-vect-loop.c (vect_is_simple_reduction): Check the - outer loop reduction is only used in the inner loop before - detecting a double reduction. - -2016-01-14 Jakub Jelinek <jakub@redhat.com> - - PR target/68269 - * combine.c (expand_field_assignment): Punt if compute_mode is - unsupported scalar mode. - -2016-01-14 Richard Biener <rguenther@suse.de> - - PR tree-optimization/66856 - * tree-vect-slp.c (vect_build_slp_tree): Refactor to build - SLP node only if it built successfully. - (vect_analyze_slp_instance): Adjust. - -2016-01-14 Jeff Law <law@redhat.com> - - PR tree-optimization/69270 - * tree-ssa-dom.c (ssa_name_has_boolean_range): New function. - (record_edge_info): Use it. Convert boolean_{true,false}_node - to the type of op0. - -2016-01-13 Jan Hubicka <hubicka@ucw.cz> - - PR ipa/66487 - * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p): - use block_ultimate_origin - (noncall-stmt_may_be_vtbl_ptr_store): Likewise. - -2016-01-13 Sandra Loosemore <sandra@codesourcery.com> - - * doc/invoke.texi (Submodel Options): Rename section to - "Machine-Dependent Options" to better reflect its content. - Rewrite introductory text to remove archaic CPU names. - Update references. - -2016-01-13 Sandra Loosemore <sandra@codesourcery.com> - - * doc/invoke.texi (Code Gen Options): Move section up in file, - before target-specific options. Update menu and option summary - to reflect the new section ordering. - -2016-01-13 Jonathan Wakely <jwakely@redhat.com> - - * doc/invoke.texi (C Dialect Options): Adjust -std default for C++. - (C++ Dialect Options): Add cross-reference to -std option. - * doc/standards.texi (C++ Language): Document C++14 support. - -2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support - for pack/unpack functions for __ibm128. - (PACK_IF): Likewise. - (UNPACK_IF): Likewise. - - * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add - support for __ibm128 pack/unpack functions. - (rs6000_invalid_builtin): Likewise. - (rs6000_init_builtins): Likewise. - (rs6000_opt_masks): Likewise. - - * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name. - (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack - functions - (RS6000_BTM_COMMON): Likewise. - - * config/rs6000/rs6000.md (f128_vsx): New mode attribute. - (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to - disallow __builtin_{pack,unpack}_longdouble if long double is IEEE - 128-bit floating point. Add support for the double values to be - in Altivec registers for TF/IF packing and unpacking, but restrict - TD packing sub-fields to be FPR registers. Don't allow overlapped - register support for packing. Allow pack inputs to be memory - locations. Don't build generator functions for unpack<mode>_dm - and unpack<mode>_nodm. - (unpack<mode>_dm): Likewise. - (unpack<mode>_nodm): Likewise. - (pack<mode>): Likewise. - - * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add - built-in functions to pack/unpack explicit __ibm128 values. - (__builtin_unpack_ibm128): Likewise. - - * doc/extend.texi (PowerPC Built-in Functions): Document - __builtin_pack_ibm128 and __builtin_unpack_ibm128. - -2016-01-13 Bernd Schmidt <bschmidt@redhat.com> - - PR c/66208 - * c-common.c (check_function_nonnull): Remove unnecessary declaration. - Add new arg loc and pass it down as context. - (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer - to the location to use for the warning. - (check_function_arguments): New arg loc. All callers changed. Pass - it to check_function_nonnull. - * c-common.h (check_function_arguments): Adjust declaration. - -2016-01-13 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/69156 - * gimple.c (validate_type): Removed. - (gimple_builtin_call_types_compatible_p): Use - useless_type_conversion_p instead of validate_type. - * value-prof.c (gimple_stringop_fixed_value): Fold - icall_size to correct type. - -2016-01-13 Jonathan Wakely <jwakely@redhat.com> - - * doc/extend.texi (__atomic Builtins): Clarify compare_exchange - effects. - -2016-01-13 Richard Henderson <rth@redhat.com> - - PR tree-opt/68964 - * target.def (builtin_tm_load, builtin_tm_store): Remove. - * config/i386/i386.c (ix86_builtin_tm_load): Remove. - (ix86_builtin_tm_store): Remove. - (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove. - (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove. - * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove. - (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove. - * doc/tm.texi: Rebuild. - - * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New. - (BUILT_IN_TM_MEMCPY_RTWN): New. - * trans-mem.c (tm_log_emit_stmt): Rearrange code for better - fallback from vector to integer helpers. - (build_tm_load): Handle vector types directly, instead of - via target hook. - (build_tm_store): Likewise. - (expand_assign_tm): Prepare for register types not handled by - the above. Copy them to memory and use memcpy. - * tree.c (tm_define_builtin): New. - (find_tm_vector_type): New. - (build_tm_vector_builtins): New. - (build_common_builtin_nodes): Call it. - -2016-01-13 Uros Bizjak <ubizjak@gmail.com> - - * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for - TARGET_SSE_MATH without TARGET_SSE2. Rewrite. - -2016-01-13 Tom de Vries <tom@codesourcery.com> - - PR tree-optimization/69169 - * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle - handled_struct_type param. - (create_variable_info_for, intra_create_variable_infos): Call - create_variable_info_for_1 with extra arg. - -2016-01-13 Yvan Roux <yvan.roux@linaro.org> - - * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a" - and "armv8.1-a+crc" entries. - -2016-01-13 Alexander Fomin <alexander.fomin@intel.com> - - PR target/69228 - * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"): - Change first operand predicate from register_or_constm1_operand - to register_operand. - (define_expand "avx512pf_gatherpf<mode>df"): Likewise. - (define_expand "avx512pf_scatterpf<mode>sf"): Likewise. - (define_expand "avx512pf_scatterpf<mode>df"): Likewise. - (define_insn "*avx512pf_gatherpf<mode>sf"): Remove. - (define_insn "*avx512pf_gatherpf<mode>df"): Likewise. - (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise. - (define_insn "*avx512pf_scatterpf<mode>df"): Likewise. - * config/i386/i386.c (ix86_expand_builtin): Remove first operand - comparison with constm1_rtx from vec_prefetch_gen part. - -2016-01-13 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69013 - * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths): - Exchange assert for a test. - -2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com> - - PR target/69247 - * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg. - -2016-01-13 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69242 - * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus - assert with a check. - -2016-01-13 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69186 - * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): - Properly guard vect_update_misalignment_for_peel call. - -2016-01-12 Jeff Law <law@redhat.com> - - PR tree-optimization/pr67755 - * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field - "need_profile_correction". - (thread_block_1): Initialize new field to false by default. If we - have multiple thread paths through a common joiner to different - final targets, then set new field to true. - (compute_path_counts): Only do count adjustment when it's really - needed. - -2016-01-12 Sandra Loosemore <sandra@codesourcery.com> - - * doc/invoke.texi (Spec Files): Move section down in file, past - all command-line option descriptions. - -2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> - - PR middle-end/54809 - * doc/gty.texi: Remove documentation of mark_hook. - * gengtype.c (struct write_types_data): Remove code to support - mark_hook attribute. - (walk_type): Likewise. - (write_func_for_structure): Likewise. - -2016-01-12 Sandra Loosemore <sandra@codesourcery.com> - - * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to - Directory Options, and -specs= to Overall Options. - (Overall Options): Adjust similarly. Reorder to group related - options together. Make -specs= cross-reference the spec file details. - (Directory Options): Adjust similarly. - -2016-01-12 Jeff Law <law@redhat.com> - - * tree-ssa-threadupdate.c: Various whitespace and typo fixes. - -2016-01-12 Olivier Hainque <hainque@adacore.com> - - * gcc.c (spec_undefvar_allowed): New global. - (process_command): Set to true when running for --version or --help, - alone or together. - (getenv_spec_function): When the variable is not defined, use the - variable name as the variable value if we're allowed not to issue - a fatal error. - -2016-01-12 Bin Cheng <bin.cheng@arm.com> - - PR tree-optimization/68911 - * tree-vrp.c (adjust_range_with_scev): Check overflow in range - information computed for expression "init + nit * step". - -2016-01-12 Sandra Loosemore <sandra@codesourcery.com> - - * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information - about name of GCC executable. Remove deleted node from menu. - (Directory Options) <-B>: Remove cross-reference to deleted node. - (Target Options): Delete section. - -2016-01-12 Christian Bruel <christian.bruel@st.com> - - PR target/69180 - * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL - for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX. - -2016-01-12 Jakub Jelinek <jakub@redhat.com> - - PR target/69198 - * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure - aligned_mem is properly set for AVX512-VL floating point masked - stores. - - PR target/69175 - * ifcvt.c (cond_exec_process_if_block): When removing the last - insn from then_bb, remove also any possible barriers that follow it. - -2016-01-12 H.J. Lu <hongjiu.lu@intel.com> - - PR target/68456 - PR target/69226 - * config/i386/iamcu.h (SIZE_TYPE): New macro. - (PTRDIFF_TYPE): Likewise. - (WCHAR_TYPE): Likewise. - (WCHAR_TYPE_SIZE): Likewise. - (STDINT_LONG32): Likewise. - -2016-01-12 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69053 - * tree-vect-loop.c (get_initial_def_for_reduction): Properly - convert initial value for cond reductions. - -2016-01-12 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69007 - * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move - widen_sum after dot_prod and sad. - -2016-01-12 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69168 - * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and - pattern stmt SLP type. - * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may - end up unused so cope with that case. - -2016-01-12 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69157 - * tree-vect-stmts.c (vectorizable_mask_load_store): Check - stmts def type only during analyze phase. - (vectorizable_call): Likewise. - (vectorizable_simd_clone_call): Likewise. - (vectorizable_conversion): Likewise. - (vectorizable_assignment): Likewise. - (vectorizable_shift): Likewise. - (vectorizable_operation): Likewise. - (vectorizable_store): Likewise. - (vectorizable_load): Likewise. - -2016-01-12 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69174 - * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical - space. - (vectorizable_load): Properly compute the number of loads needed - for permuted strided SLP loads and do not spuriously assign - to SLP_TREE_VEC_STMTS. - -2016-01-12 Andris Pavenis <andris.pavenis@iki.fi> - - * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2 - (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive - (MD_EXEC_PREFIX): Remove. - (MD_STARTFILE_PREFIX) Removee. - (FILE_NAME_ABSOLUTE_P): Remove. - (CPP_SPEC): Do not read macros from sys/version.h. - (LINK_COMMAND_SPEC): Remove. - (LOCAL_INCLUDE_DIR): Remove. - (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section - (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix. - (POST_LINK_SPEC): Define to invoke stubify after linker - (LIBSTDCXX): Remove define - (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map. - (DEFAULT_PCC_STRUCT_RETURN): Define to 1. - (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210. - (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message. - (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info. - (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove. - (i386_djgpp_asm_named_section): Add propotype of new procedure - - * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define. - (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h). - (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX - in config/i386/djgpp.h). - (STANDARD_STARTFILE_PREFIX_2): Define identical to - STANDARD_STARTFILE_PREFIX_1. - (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h). - (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal - installation errors. - (MAX_OFILE_ALIGNMENT): Define to 128. - (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h. - - * config/i386/djgpp.c: New file. Add implementation of - i386_djgpp_asm_named_section. - - * config/i386/djgpp.opt: Remove obsolete option -mbnu210. - - * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS. - Add rule for building djgpp.o. - -2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - * config/rs6000/rs6000.c (v2df_reduction_p): New function. - (rtx_is_swappable_p): Reductions are swappable. - (insn_is_swappable_p): V2DF reductions are swappable. - -2016-01-11 John David Anglin <danglin@gcc.gnu.org> - - * config/pa/pa.c (pa_emit_move_sequence): Handle floating point - reloads for other unsupported memory operands. - -2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org> - Jim Wilson <jim.wilson@linaro.org> - - PR target/69194 - * config/arm/arm-builtins.c (arm_expand_neon_args): Call - copy_to_mode_reg instead of force_reg. - -2016-01-11 H.J. Lu <hongjiu.lu@intel.com> - - PR target/69225 - * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if - TARGET_80387 is true. - -2016-01-11 Jakub Jelinek <jakub@redhat.com> - - PR target/69071 - * lra-eliminations.c (move_plus_up): Only move plus up - if subreg of the constant can be simplified into constant - and use the simplified subreg of the constant instead of - the original constant. - - * fold-const.c (fold_convertible_p): Don't return true - for conversion of VECTOR_TYPE to same sized integral type. - (fold_convert_loc): Fix up formatting. Fold conversion of - VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR - instead of NOP_EXPR. - - PR tree-optimization/69214 - * tree-vrp.c (simplify_cond_using_ranges): Don't propagate - innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI. - Formatting fix. - - PR tree-optimization/69207 - * tree-vect-slp.c (vect_get_constant_vectors): For - VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of - fold_convertible_p to vector_type's element type, and always - use VCE for non-VECTOR_BOOLEAN_TYPE_P. - -2016-01-11 Richard Biener <rguenther@suse.de> - - PR tree-optimization/69173 - * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only - fixup the cycle if all stmts are in a pattern. - -2016-01-11 Uros Bizjak <ubizjak@gmail.com> - - PR middle-end/68999 - * alias.c (base_alias_check): Move check for addresses with - alignment ANDs before the call for compare_base_decls. - (memrefs_conflict_p): Return -1 for different decls - that went through alignment adjustments. - -2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR rtl-optimization/68796 - * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern. - * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode - and QImode comparisons against zero with CC_NZmode. - * config/aarch64/iterators.md (short_mask): New mode_attr. - -2016-01-11 H.J. Lu <hongjiu.lu@intel.com> - - * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf. - (<avx512>_store<mode>_mask): Likewise. - -2016-01-11 Bernd Schmidt <bschmidt@redhat.com> - Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR rtl-optimization/68841 - * ifcvt.c (struct noce_if_info): Add orig_x field. - (bbs_ok_for_cmove_arith): Add to_rename parameter. - Don't record conflicts on to_rename if it's present. - Allow memory destinations in sets. - (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple - blocks, passing orig_x to the checks. - (noce_process_if_block): Set if_info->orig_x appropriately. - -2016-01-11 Tom de Vries <tom@codesourcery.com> - - PR tree-optimization/69069 - * tree-parloops.c (create_parallel_loop): Add missing phi args. - -2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com> - - PR rtl-optimization/68920 - * config/i386/i386.c (ix86_option_override_internal): Restrict number - of conditional moves for RTL if-conversion to 1 for - TARGET_ONE_IF_CONV_INSN. - * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros. - * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros. - * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new - parameter to restirct number of conditional moves for - RTL if-conversion. - * doc/invoke.texi (max-rtl-if-conversion-insns): Document it. - * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of - conditionl moves. - -2016-01-11 Alexandre Oliva <aoliva@redhat.com> - - PR bootstrap/69123 - * var-tracking.c (drop_overlapping_mem_locs): Operate on all - onepart vars. Fix typo in comment. Fix reversed condition in - unshare test. - (dataflow_set_remove_mem_locs): Operate on all onepart vars. - - PR bootstrap/69123 - * var-tracking.c (dump_onepart_variable_differences): New. - (dataflow_set_different): If a detailed dump is requested, - delay early returns and dump differences between onepart - variables present before and after, and added variables. - -2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com> - - PR target/69010 - * expr.c (expand_expr_real_1): For boolean vector constants - with a scalar mode use const_scalar_mask_from_tree. - (const_scalar_mask_from_tree): New. - * optabs.c (expand_vec_cond_mask_expr): Use mask mode - assigned to a mask type to handle constants. - -2016-01-11 Martin Jambor <mjambor@suse.cz> - - PR ipa/69044 - * ipa-cp.c (estimate_local_effects): Do not clone for removal of - useless parameters if we cannot change function signature. - -2016-01-11 Martin Jambor <mjambor@suse.cz> - - PR ipa/66616 - * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature - flag. - -2016-01-11 Tom de Vries <tom@codesourcery.com> - - PR tree-optimization/69109 - * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow - latch with phi. - -2016-01-11 Tom de Vries <tom@codesourcery.com> - - PR tree-optimization/69108 - * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi - res is not used in a phi. - -2016-01-11 Yury Gribov <y.gribov@samsung.com> - - PR 67425 - * common.opt (frandom-seed): Fix parameter name. - * doc/invoke.texi (frandom-seed): Ditto and describe parameter. - -2016-01-11 Tom de Vries <tom@codesourcery.com> - - PR tree-optimization/69058 - * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp - not supported. - -2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com> - - * config/arc/arc.opt (mdiv-rem): Add period to the end. - (mcode-density): Likewise. - -2016-01-10 Tom de Vries <tom@codesourcery.com> - - PR tree-optimization/69062 - * tree-parloops.c (loop_has_phi_with_address_arg): New function. - (parallelize_loops): Don't paralelize loop that has phi with address - arg. - -2016-01-10 Tom de Vries <tom@codesourcery.com> - - PR tree-optimization/69039 - * tree-parloops.c (try_create_reduction_list): Only allow single exit - phi for reduction. - -2016-01-09 John David Anglin <danglin@gcc.gnu.org> - - PR middle-end/68743 - * match.pd: Require target has function_c99_misc before doing - truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc. - -2016-01-09 Gerald Pfeifer <gerald@pfeifer.com> - - * configure.ac (isl_options_set_schedule_serialize_sccs): Also - use GMPINC. - * configure: Regenerate. - -2016-01-09 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/50865 - PR tree-optimization/69097 - * fold-const.h (expr_not_equal_to): New prototype. - * fold-const.c: Include stringpool.h and tree-ssanames.h. - (expr_not_equal_to): New function. - * match.pd (X % -Y is the same as X % Y): Don't optimize - unless X is known not to be equal to minimum or Y is known - not to be equal to -1. - * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument. - fold TRUNC_MOD_EXPR if the second argument is not a power of two. - (simplify_stmt_using_ranges): Adjust caller. - (vrp_finalize): Call set_value_range on SSA_NAMEs before calling - substitute_and_fold. - -2016-01-09 Jan Hubicka <hubicka@ucw.cz> - - * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL - w/o DECL_NAME. - -2016-01-08 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/69167 - * gimple-fold.c (replace_stmt_with_simplification): Also punt if - new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of - ops[0] comparison. - * gimple-match-head.c (maybe_push_res_to_seq): Likewise. - -2016-01-08 Alan Lawrence <alan.lawrence@arm.com> - Richard Biener <rguenther@suse.de> - - PR tree-optimization/68707 - * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP - instances that can be handled via vect_load_lanes. - -2016-01-08 Uros Bizjak <ubizjak@gmail.com> - - * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2 - if we can't determine address equivalence. - * alias.c (compare_base_decl): Update for changed return value of - symtab_node::equal_address_to. - -2016-01-08 Jason Merrill <jason@redhat.com> - - PR c++/68983 - PR c++/67557 - * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here. - * expr.c (store_field): Not here. - * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a - call with TREE_ADDRESSABLE type. - * tree-cfg.c (verify_gimple_call): Adjust. - -2016-01-08 Olivier Hainque <hainque@adacore.com> - - * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with - libc_internal. - -2016-01-08 Alan Lawrence <alan.lawrence@arm.com> - - * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to... - (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element. - (reduc_smin_v2sf): Rename to... - (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element. - (reduc_splus_v2sf): Rename to... - (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element. - -2016-01-08 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/69162 - * gimplify.c (gimplify_va_arg_expr): Encode original type of - valist argument in another argument. - (gimplify_modify_expr): Adjust for the above change. Cleanup. - * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument - to determine the va_list type, build a MEM_REF instead of - build_fold_indirect_ref. - - PR tree-optimization/69172 - * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to - gimple_build. - -2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com> - - PR tree-optimization/67781 - * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg - and cmpnop in two steps: first the ones not accessed in original - gimple expression in a endian independent way and then the ones not - accessed in the final result in an endian-specific way. - -2016-01-08 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/69083 - * tree-vect-slp.c (vect_get_constant_vectors): For - VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's - element type. If op is fold_convertible_p to vector_type's element - type, use NOP_EXPR instead of VCE. - -2016-01-08 Segher Boessenkool <segher@kernel.crashing.org> - - PR rtl-optimization/67778 - PR rtl-optimization/68634 - PR rtl-optimization/68909 - * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop - block from the stack until done with it. Remove a superfluous - bitmap set. Remove a superfluous bitmap test. - -2016-01-07 Martin Sebor <msebor@redhat.com> - - PR c/68966 - * doc/extend.texi (__atomic Builtins, __sync Builtins): Document - constraint on the type of arguments. - -2016-01-07 Andreas Tobler <andreast@gcc.gnu.org> - - * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to - SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check - unaligned_access on the gcc_options set. - * config/arm/arm.c (arm_option_override_internal): Use - SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. - -2016-01-07 Uros Bizjak <ubizjak@gmail.com> - - PR target/69140 - * config/i386/i386.c (ix86_frame_pointer_required): Enable - frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned. - -2016-01-07 Uros Bizjak <ubizjak@gmail.com> - - Revert - 2016-01-06 Uros Bizjak <ubizjak@gmail.com> - - PR target/69140 - * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid - depending on frame_pointer_needed before remaining integer and SSE - registers are saved. - -2016-01-07 Sandra Loosemore <sandra@codesourcery.com> - - PR 1078 - * doc/extend.texi (Nvidia PDX Function Attributes): New section. - -2016-01-07 H.J. Lu <hongjiu.lu@intel.com> - - PR target/69171 - * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>): - Use the "xBm" constraint. - (float<sseintvecmodelower><mode>2<mask_name><round_name): - Likewise. - (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate. - (sse_cvtsi2ssq<round_name>): Likewise. - (sse_cvtss2si<round_name>): Likewise. - (sse_cvtss2siq<round_name>): Likewise. - (sse2_cvtsi2sdq<round_name>): Likewise. - (sse2_cvtsd2si<round_name>): Likewise. - (sse2_cvtsd2siq<round_name>): Likewise. - * config/i386/subst.md (round_nimm_scalar_predicate): New - predicate. - -2015-12-15 Bernd Schmidt <bschmidt@redhat.com> - - PR middle-end/67639 - * varasm.c (make_decl_rtl): Mark invalid register vars as - DECL_EXTERNAL. - - PR rtl-optimization/66206 - * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx. - All callers changed. - -2016-01-07 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/69141 - * tree-ssa-pre.c: Include langhooks.h. - (eliminate_dom_walker::before_dom_children): Use - lang_hooks.decl_printable_name instead of - cgraph_node::get ()->name (). - - PR middle-end/68960 - * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy - it and DECL_ALIGN too. - -2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com> - - * config/mips/mips-ftypes.def: Sort to lexicographical order. - -2016-01-06 Uros Bizjak <ubizjak@gmail.com> - - PR target/69140 - * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid - depending on frame_pointer_needed before remaining integer and SSE - registers are saved. - -2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com> - - * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M - mode iterator with VSX_M2. - (*p9_vecstore_<mode>): Likewise. - (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR. - (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise. - (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise. - (define_split for VSX_LE128 stores): Likewise. - (define_peephole2 for TImode LE swaps): Likewise. - (define_split for VSX_LE128 post-reload stores): Likewise. - -2016-01-06 Marek Polacek <polacek@redhat.com> - - PR sanitizer/69099 - * convert.c (convert_to_integer_1): Adjust call to - ubsan_instrument_float_cast. Use NULL_TREE instead of NULL. - * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use - EXPR instead of ARG. - * ubsan.h (ubsan_instrument_float_cast): Adjust declaration. - -2016-01-05 Sandra Loosemore <sandra@codesourcery.com> - - PR 1078 - * doc/extend.texi (RL78 Variable Attributes): New section. - -2016-01-05 Marek Polacek <polacek@redhat.com> - - PR c/69104 - * builtins.c (get_memmodel): Use expansion point location rather than - the input location. Call warning_at rather than warning. - (expand_builtin_atomic_compare_exchange): Likewise. - (expand_builtin_atomic_load): Likewise. - (expand_builtin_atomic_store): Likewise. - (expand_builtin_atomic_clear): Likewise. - -2016-01-05 H.J. Lu <hongjiu.lu@intel.com> - - PR target/68991 - * config/i386/i386.c (ix86_expand_vector_logical_operator): - Replace nonimmediate_operand with vector_operand. - * config/i386/predicates.md (vector_operand): New predicate. - (general_vector_operand): Replace nonimmediate_operand with - vector_operand. - * config/i386/sse.md: Replace nonimmediate_operand with - vector_operand and m constraint with Bm constraint on SSE - patterns with 16-byte memory operand. - * config/i386/subst.md (round_nimm_predicate): Replace - nonimmediate_operand with vector_operand. - (round_saeonly_nimm_predicate): Likewise. - (round_saeonly_nimm_scalar_predicate): New. - -2016-01-05 H.J. Lu <hongjiu.lu@intel.com> - - PR target/68991 - * config/i386/constraints.md (Bm): New constraint. - * config/i386/predicates.md (vector_memory_operand): New - predicate. - * config/i386/sse.md: Replace xm with xBm in plusminus and - any_logic patterns. - -2016-01-05 Sandra Loosemore <sandra@codesourcery.com> - - PR 1078 - * doc/extend.texi (V850 Function Attributes): New section. - (V850 Variable Attributes): New section. - -2016-01-05 Sandra Loosemore <sandra@codesourcery.com> - - PR 1078 - * doc/extend.texi (MicroBlaze Function Attributes): Document - interrupt_handler and fast_interrupt attributes. - -2016-01-05 Sergei Trofimovich <siarheit@google.com> - - PR other/60465 - * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64 - for local symbolic operands. - * config/ia64/predicates.md (local_symbolic_operand64): New - predicate. - -2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - PR rtl-optimization/68651 - * combine.c (combine_simplify_rtx): Canonicalize x + x into - x << 1. - -2016-01-05 Nathan Sidwell <nathan@acm.org> - - * alias.c (compare_base_decls): Use symtab_node::get. - -2016-01-05 Nick Clifton <nickc@redhat.com> - - PR target/68770 - * ira-costs.c (copy_cost): Initialise the t_icode field of the - secondary_reload_info structure. - - PR target/66655 - * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak - decls if weak support is available. - -2016-01-04 Martin Sebor <msebor@redhat.com> - - * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model. - -2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com> - - * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add - OPTION_MASK_P9_DFORM. - - * config/rs6000/constraints.md (wo constraint): New constraint for - ISA 3.0 (power9). - - * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support - for wo constraint. - (rs6000_init_hard_regno_mode_ok): Likewise. - - * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for - wo constraint. - - * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm - expanders not to have constraints. Add support for ISA 3.0 xxperm - instruction. Add support for fusing xxlor with xxperm. - (altivec_vperm_<mode>_internal): Likewise. - (altivec_vperm_v8hiv16qi): Likewise. - (altivec_vperm_<mode>v16q): Likewise. - (altivec_vperm_<mode>_uns): Likewise. - (vperm_v8hiv4si): Likewise. - (vperm_v16qiv8hi): Likewise. - - * doc/md.texi (RS/6000 constraints): Document wo constraint. - -2016-01-04 Jakub Jelinek <jakub@redhat.com> - - Update copyright years. +2017-01-01 Jakub Jelinek <jakub@redhat.com> * gcc.c (process_command): Update copyright notice dates. * gcov-dump.c (print_version): Ditto. @@ -36152,86 +12,8 @@ * doc/gcov.texi: Ditto. * doc/install.texi: Ditto. * doc/invoke.texi: Ditto. - -2016-01-04 Eric Botcazou <ebotcazou@adacore.com> - - * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer - modes larger than TImode as TImode if NEON is not enabled. - -2016-01-04 Eric Botcazou <ebotcazou@adacore.com> - - PR target/69100 - * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit - mode for %f0-%f31 only if TARGET_FPU. - -2016-01-04 Eric Botcazou <ebotcazou@adacore.com> - - PR target/69072 - * config/sparc/sparc.c (scan_record_type): Take into account subfields - to compute the PACKED_P predicate. - (function_arg_record_value): Minor tweaks. - -2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * doc/install.texi (--with-multilib-list): Describe the meaning of the - option for arm*-*-* targets. - -2016-01-03 Sandra Loosemore <sandra@codesourcery.com> - - * doc/extend.texi (Common Function Attributes): Move docs for - MSP430-specific attributes to.... - (MSP430 Function Attributes): ...here. Delete the redundant - entries and copy-edit the remaining text. - (MSP430 Variable Attributes): Use uniform format for index - entries and add a cross-reference to the corresponding function - attribute docs. - -2016-01-03 VladimÃr ÄŒunát <vcunat@gmail.com> - - * doc/invoke.texi (RS/6000 and PowerPC Options): Fix - -finite-math typo. - (x86 Options): Likewise. - -2016-01-01 Sandra Loosemore <sandra@codesourcery.com> - - PR 1078 - - * extend.texi (Common Function Attributes) <no_stack_limit>: New. - * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer - to corresponding attribute. - -2016-01-01 Sandra Loosemore <sandra@codesourcery.com> - - * doc/extend.texi (Common Function Attributes) <noplt>: Move - to correct alphabetization of table. Copy-edit and correct - markup. - <stack_protect>: Likewise. - <target_clones>: Likewise. - <simd>: Likewise. - * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>: - Correct punctuation. - (Code Gen Options) <-fno-plt>: Copy-edit. - -2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de> - - PR target/68917 - * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of - SI values. Explicitly convert SI to DI and vice-versa. - -2016-01-01 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/69070 - * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test - REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST. - - PR sanitizer/69055 - * ubsan.c (ubsan_instrument_float_cast): Call - initialize_sanitizer_builtins. - - PR target/69015 - * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump). -Copyright (C) 2016 Free Software Foundation, Inc. +Copyright (C) 2017 Free Software Foundation, Inc. Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright diff --git a/gcc/ChangeLog-2016 b/gcc/ChangeLog-2016 new file mode 100644 index 00000000000..56123f6ad18 --- /dev/null +++ b/gcc/ChangeLog-2016 @@ -0,0 +1,36238 @@ +2016-12-30 Sandra Loosemore <sandra@codesourcery.com> + + * doc/cppopts.texi: Reorder table entries to put the most + commonly-used options first and debug options last. + +2016-12-30 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (*testqi_ext_3): Merge insn pattern and + corresponding splitter to define_insn_and_split. Use wi::shifted_mask + helper function to calculate mask. + +2016-12-30 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/predicates.md (ext_register_operand): Do not reject + registers without upper parts here. + * config/i386/i386.md (extv<mode>): Copy registers without + upper parts in operand 1 to a pseudo. + (extzv<mode>): Ditto. + (insv<mode>): Ditto. + +2016-12-30 Gerald Pfeifer <gerald@pfeifer.com> + + * doc/standards.texi (Standards): Remove broken reference to + objc.toodarkpark.net and avoid list with now just one item. + +2016-12-29 Uros Bizjak <ubizjak@gmail.com> + + PR target/78904 + * config/i386/i386.md (*extvqi): Remove insn pattern. + (divmodqi4): Update expander to generate QImode zero-extract from AH. + +2016-12-29 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/rs6000.c (altivec_expand_builtin): Fix typos in + error messages. + +2016-12-29 Gerald Pfeifer <gerald@pfeifer.com> + + * doc/extend.texi (Cilk Plus Builtins): cilkplus.org now uses + https by default. + * doc/passes.texi (Cilk Plus Transformation): Ditto. + * doc/generic.texi (Statements for C++): Ditto, and use @uref. + +2016-12-28 Uros Bizjak <ubizjak@gmail.com> + + PR target/78904 + * config/i386/constraints.md (Bn): New special memory constraint. + * config/i386/predicates.md (norex_memory_operand): New predicate. + * config/i386/i386.md (*extzvqi_mem_rex64): New insn pattern and + corresponding peephole2 pattern. + +2016-12-27 Sandra Loosemore <sandra@codesourcery.com> + + * doc/cppdiropts.texi, doc/cppwarnopts.texi: New files, split from... + * doc/cppopts.texi: .... here. + * doc/cpp.texi (Invocation): Adjust includes. + * doc/invoke.texi (Option Summary): Add missing preprocesor-related + options. Adjust sorting and formatting. + (Warning Options): Include cppwarnopts.texi. + (Preprocessor Options): Add pointers and list the specific + preprocessor options from cppopts.texi first instead of last. + (Directory Options): Move/merge documentation of -I, -iquote, and + -I- to cppdiropts.texi. Include that file here. + +2016-12-27 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/predicates.md (const_0_to_12_operand): Rename + predicate and change test from 0..11 to 0..12 to match the + semantics of the word extract/insert instructions. Change all + callers. + (const_0_to_11_operand): Likewise. + * config/rs6000/rs6000.c (altivec_expand_builtin): Likewise. + * config/rs6000/vsx.md (vextract4b): Likewise. + (vextract4b_internal): Likewise. + (vinsert4b): Likewise. + (vinsert4b_internal): Likewise. + (vinsert4b_di): Likewise. + (vinsert4b_di_internal): Likewise. + * config/rs6000/rs6000.md (zero_extendsi<mode>2): Fix offset used + in xxextractuw to zero extend the word in the vector registers. + (lfiwzx): Likewise. + +2016-12-27 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.c (ix86_secondary_reload): Require QImode + intermediate for QImode mask register spill only for !TARGET_AVX512DQ. + Always use true_regnum to determine operand regno. + +2016-12-27 Sandra Loosemore <sandra@codesourcery.com> + + * doc/cppopts.texi: Delete redundant documentation for -x. Move + -fno-show-column documentation to... + * doc/invoke.texi (Diagnostic Message Formatting Options): ...here. + Update the option summary. + +2016-12-27 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (VI_512): Remove. + (vcond<V_512:mode><VI_AVX512BW:mode>): Use VI_AVX512BW + mode iterator instead of VI_512. + (vcondu<V_512:mode><VI_AVX512BW:mode>): Ditto. + +2016-12-27 Jakub Jelinek <jakub@redhat.com> + + PR translation/78922 + * config/i386/stringop.opt: Remove. + +2016-12-27 Uros Bizjak <ubizjak@gmail.com> + + PR target/78904 + * config/i386/constraints.md (Bc): New special memory constraint. + * config/i386/i386.md (*cmpqi_ext_1, *extvqi, *extzvqi): Use Bc + constraint with nonimmediate_operand to allow constant memory operands. + (*cmpqi_ext_3, insv<mode>_1, addqi_ext_1, *testqi_ext_1, andqi_ext_1) + (*<any_or:code>qi_ext_1, *xorqi_ext_1_cc): Use Bc constraint + with general_operand to allow constant memory operands. + +2016-12-27 Alexander Ivchenko <alexander.ivchenko@intel.com> + + * c-family/c.opt (flag_chkp_flexible_struct_trailing_arrays): + Add new option. + (fchkp-narrow-to-innermost-array): Fix typo. + * doc/cpp.texi (flag_chkp_flexible_struct_trailing_arrays): Ditto. + * tree-chkp.c (chkp_may_narrow_to_field ): Forbid + narrowing when flag_chkp_flexible_struct_trailing_arrays is used + and the field is the last array field in the structure. + +2016-12-27 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (andqi_ext_1): Use general_operand + predicate for operand 2. + +2016-12-27 Uros Bizjak <ubizjak@gmail.com> + + PR target/78904 + * config/i386/i386.md (*cmpqi_ext_1, *extvqi, *extzvqi): Use + nonimmediate_operand instead of nonimmediate_x64nomem_operand. + (*cmpqi_ext_3, insv<mode>_1, addqi_ext_1, *testqi_ext_1, andqi_ext_1) + (*<any_or:code>qi_ext_1, *xorqi_ext_1_cc): Use general_operand + instead of general_x64nomem_operand. + * config/i386/predicates.md (nonimmediate_x64nomem_operand): Remove. + (general_x64nomem_operand): Ditto. + +2016-12-26 Uros Bizjak <ubizjak@gmail.com> + + PR target/78904 + * config/i386/i386.md (addqi_ext_1): Canonicalize insn pattern w.r.t. + zero_extract RTXes. + (*addqi_ext_2): Ditto. + (testqi_ext_ccno_0): Canonicalize expander w.r.t. zero_extract RTXes. + (testqi_ext_1_ccno): Rename from testqi_ext_ccno_0. + (*testqi_ext_0): Merge with *testqi_ext_1. + (*testqi_ext_1): Canonicalize insn pattern w.r.t. zero_extract RTXes. + Update corresponding splitter. + (*testqi_ext_2): Canonicalize insn pattern w.r.t. zero_extract RTXes. + (*andqi_ext_0): Merge with *andqi_ext_1. + (andqi_ext_1): Canonicalize insn pattern w.r.t. zero_extract RTXes. + Rename from *andqi_ext_1. Update corresponding splitter and + peephole2 patterns. + (*andqi_ext_1_cc): Rename from *andqi_ext_0_cc. + (*andqi_ext_2): Canonicalize insn pattern w.r.t. zero_extract RTXes. + (*<any_or:code>qi_ext_0): Merge with *andqi_ext_1. + (*<any_or:code>qi_ext_1): Canonicalize insn pattern w.r.t. + zero_extract RTXes. Update corresponding splitter. + (*<any_or:code>qi_ext_2): Canonicalize insn pattern w.r.t. + zero_extract RTXes. + (xorqi_cc_ext_1): Canonicalize expander w.r.t. zero_extract RTXes. + (xorqi_ext_1_cc): Rename from xorqi_cc_ext_1. + (*xorqi_cc_ext_1): Canonicalize insn pattern w.r.t. zero_extract RTXes. + Update corresponding splitter. + (*xorqi_ext_1_cc): Rename from *xorqi_cc_ext_1. + (isinfxf2): Update calls to renamed expanders. + (isinf<mode>2): Ditto. + * config/i386/i386.c (ix86_expand_fp_compare): Ditto. + (ix86_emit_fp_unordered_jump): Ditto. + (ix86_emit_i387_round): Ditto. + +2016-12-26 Eric Botcazou <ebotcazou@adacore.com> + + * doc/invoke.texi (SPARC options): Add missing documentation for -mlra. + + * doc/cpp.texi (Invocation): Remove space in command. + +2016-12-25 Sandra Loosemore <sandra@codesourcery.com> + + * doc/cpp.texi (Invocation): Revise to indicate that GCC driver + options are only documented in the GCC manual. + * doc/cppopts.texi: Delete documentation of GCC driver options + -o, -Wall, -Wtraditional, -Werror, -Wsystem-headers, -w, + -pedantic, -pedantic-errors, -std=, -ansi, --help, --target-help, + -v, -version. Update -Wcomment, -Wtrigraphs, -Wundef, + -Wexpansion-to-defined, -Wno-endif-labels, -traditional, + -traditional-cpp, -trigraphs to merge text previously in GCC manual. + * doc/invoke.texi (Option Summary): Move -trigraphs, -traditional, + and -traditional-cpp from C dialect options to preprocessor options. + (C Dialect Options): Likewise. + (Warning Options): Delete documentation of -Wcomment, -Wtrigraphs, + -Wexpansion-to-defined, -Wundef, and -Wno-endif-labels. + +2016-12-24 Richard Sandiford <richard.sandiford@arm.com> + + * tree-core.h (tree_base): Document the meaning of public_flag + for SSA names. + * tree.h (SSA_NAME_IS_VIRTUAL_OPERAND): New macro. + (SET_SSA_NAME_VAR_OR_IDENTIFIER): Record whether the variable + is a virtual operand. + * gimple-expr.h (virtual_operand_p): Use SSA_NAME_IS_VIRTUAL_OPERAND. + +2016-12-22 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + * tree-pretty-print.c (dump_generic_node): Change dump format for + REALPART_EXPR and IMAGPART_EXPR with TDF_GIMPLE. + +2016-12-22 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * varasm.c (build_constant_desc): Use the alignment of the var + decl instead of the original expression. + +2016-12-22 Dominik Vogt <vogt@linux.vnet.ibm.com> + + * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Define + __S390_ARCH_LEVEL__. + +2016-12-22 Martin Liska <mliska@suse.cz> + + PR tree-optimization/78886 + * tree-ssa-strlen.c (handle_builtin_malloc): Return when LHS + is equal to NULL. + +2016-12-22 Jakub Jelinek <jakub@redhat.com> + + PR bootstrap/78817 + * vec.h (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Revert + 2016-12-15 change. + +2016-12-21 Vladimir Makarov <vmakarov@redhat.com> + + PR rtl-optimization/78580 + * ira-costs.c (find_costs_and_classes): Make regno_aclass + translated into an allocno class. + +2016-12-21 Jakub Jelinek <jakub@redhat.com> + + PR bootstrap/78817 + * tree-pass.h (make_pass_post_ipa_warn): Declare. + * builtins.c (validate_arglist): Adjust get_nonnull_args call. + Check for NULL pointer argument to nonnull arg here. + (validate_arg): Revert 2016-12-14 changes. + * calls.h (get_nonnull_args): Remove declaration. + * tree-ssa-ccp.c: Include diagnostic-core.h. + (pass_data_post_ipa_warn): New variable. + (pass_post_ipa_warn): New class. + (pass_post_ipa_warn::execute): New method. + (make_pass_post_ipa_warn): New function. + * tree.h (get_nonnull_args): Declare. + * tree.c (get_nonnull_args): New function. + * calls.c (maybe_warn_null_arg): Removed. + (maybe_warn_null_arg): Removed. + (initialize_argument_information): Revert 2016-12-14 changes. + * passes.def: Add pass_post_ipa_warn after first ccp after IPA. + +2016-12-21 Pat Haugen <pthaugen@us.ibm.com> + + PR rtl-optimization/11488 + * common/config/rs6000/rs6000-common.c + (rs6000_option_optimization_table): Enable -fsched-pressure. + * config/rs6000/rs6000.c (TARGET_COMPUTE_PRESSURE_CLASSES): Define + target hook. + (rs6000_option_override_internal): Set default -fsched-pressure + algorithm. + (rs6000_compute_pressure_classes): Implement target hook. + +2016-12-21 Bill Seurer <seurer@linux.vnet.ibm.com> + + PR sanitizer/65479 + * config/rs6000/rs6000.c (rs6000_option_override_internal): Add + -fasynchronous-unwind-tables option when -fsanitize=address is + specified. + +2016-12-21 Bernd Schmidt <bschmidt@redhat.com> + + PR target/71321 + * config/i386/i386.md (lea<mode>_general_2b, lea<mode>_general_3b): New + patterns. + * config/i386/predicates.md (const123_operand): New. + +2016-12-21 Jakub Jelinek <jakub@redhat.com> + Martin Liska <mliska@suse.cz> + + PR driver/78863 + * gcc.c (driver::build_option_suggestions): Do not add + -fsanitize=all as a suggestion candidate. + +2016-12-21 Alexander Monakov <amonakov@ispras.ru> + + PR target/78831 + * config/nvptx/nvptx.c (init_softstack_frame): Remove assert. Compute + crtl->is_leaf only if unset. Adjust comment. + +2016-12-21 Andrew Pinski <apinski@cavium.com> + + * match.pd (max:c @0 (plus@2 @0 INTEGER_CST@1)): New Pattern. + (min:c @0 (plus@2 @0 INTEGER_CST@1)) : New Pattern. + +2016-12-20 James Greenhalgh <james.greenhalghj@arm.com> + + * common.opt (excess_precision): Tag as SetByCombined. + * opts.c (set_fast_math_flags): Also set + flag_excess_precision_cmdline. + (fast_math_flags_set_p): Also check flag_excess_precision_cmdline. + * doc/invoke.texi (-fexcess-precision): Drop text saying the + option has no effect under -ffast-math, make it clear that + -ffast-math will cause -fexcess-precision=fast by default even for + standards compliant modes. + (-ffast-math): Document that this sets -fexcess-precision=fast. + +2016-12-20 Richard Biener <rguenther@suse.de> + + * passes.c (execute_one_pass): Handle going out of SSA w/o + hitting pass_startwith. Handle skipping property providers. + +2016-12-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/78694 + * config/arm/arm.c (dump_minipool): Copy mp->value before emitting it + in the minipool to avoid invalid RTL sharing. + +2016-12-19 Aaron Sawdey <acsawdey@linux.vnet.ibm.com> + + * config/rs6000/rs6000-protos.h (expand_strn_compare): Declare. + * config/rs6000/rs6000.md (UNSPEC_CMPB): New unspec. + (cmpb<mode>3): pattern for generating cmpb. + (cmpstrnsi): pattern to expand strncmp (). + * config/rs6000/rs6000.opt (mstring-compare-inline-limit): Add a new + target option for controlling how much code inline expansion of + strncmp() will be allowed to generate. + * config/rs6000/rs6000.c (expand_strncmp_align_check): generate code + for runtime page crossing check of strncmp () args. + (expand_strn_compare): Function to do builtin expansion of strncmp (). + +2016-12-19 David Malcolm <dmalcolm@redhat.com> + + * print-rtl-function.c (print_rtx_function): Update + example in comment to reflect current format. + +2016-12-19 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (*popcounthi2_1): New insn_and_split pattern. + +2016-12-19 Sandra Loosemore <sandra@codesourcery.com> + + * doc/cpp.texi: Clean up anachronistic C99 references and remove + discussion of very old GCC versions. + (Differences from previous versions): Delete entire section. + +2016-12-19 Will Schmidt <will_schmidt@vnet.ibm.com> + + * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for + early expansion of vector multiply and subtract builtins. + +2016-12-19 David Malcolm <dmalcolm@redhat.com> + + * print-rtl.c (rtx_writer::print_rtx_operand_code_r): For + non-virtual pseudos in compact mode, wrap the regno in '<' and '>' + rather than using a '%' prefix. + * rtl-tests.c (selftest::test_dumping_regs): Update for above change. + +2016-12-19 Dominik Vogt <vogt@linux.vnet.ibm.com> + + PR target/78748 + * config/s390/s390.md ("*andc_split_<mode>"): Allow memory destination + only if it coincides with operand 2. + +2016-12-19 Dominik Vogt <vogt@linux.vnet.ibm.com> + + * combine.c (change_zero_ext): Skip generation of redundant AND. + +2016-12-19 Krister Walfridsson <krister.walfridsson@gmail.com> + + * config/netbsd.h (LINK_EH_SPEC): Define. + +2016-12-18 Eric Botcazou <ebotcazou@adacore.com> + + * lra-constraints.c (process_address): Add forward declaration. + (simplify_operand_subreg): In the MEM case, if the adjusted memory + reference is not sufficient aligned and the address was invalid, + reload the address before reloading the original memory reference. + Fix long lines and add a final return for the sake of clarity. + +2016-12-17 Jakub Jelinek <jakub@redhat.com> + + PR sanitizer/78832 + * sanopt.c (sanitize_asan_mark_unpoison): Remove next variable, use + continue if gsi_next should be skipped. + (sanitize_asan_mark_poison): Remove prev variable, use continue if + gsi_prev should be skipped. When removing ASAN_MARK, do gsi_prev + first and gsi_remove on a previously made copy of the iterator. + +2016-12-17 Andrew Senkevich <andrew.senkevich@intel.com> + + * config/i386/avx512bwintrin.h: Add new k-mask intrinsics. + * config/i386/avx512dqintrin.h: Ditto. + * config/i386/avx512fintrin.h: Ditto. + * config/i386/i386-builtin.def (__builtin_ia32_kaddqi, + __builtin_ia32_kaddhi, __builtin_ia32_kaddsi, + __builtin_ia32_kadddi): New. + * config/i386/sse.md (kadd<mode>): New. + +2016-12-17 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (*tzcnt<mode>_1): Merge *tzcnt<mode>_1_falsedep_1 + and *tzcnt<mode>_1 to define_insn_and_split pattern. Adjust split + condition to split after epilogue_completed. + (ctz<mode>2): Remove expander. + (ctz<mode>2): Merge *ctz<mode>2_falsedep_1 and *ctz<mode>2 to + define_insn_and_split pattern. Adjust split condition to split + after epilogue_completed. + (clz<mode>2_lznct): Remove expander. + (clz<mode>2_lzcnt): Merge *clz<mode>2_lzcnt_falsedep_1 and + *clz<mode>2 to define_insn_and_split pattern. Adjust split + condition to split after epilogue_completed. + (<lt_zcnt>_<mode>): Remove expander. + (<lt_zcnt>_<mode>): Merge *<lt_zcnt>_<mode>_falsedep_1 and + *<lt_zcnt>_<mode> to define_insn_and_split pattern. Adjust split + condition to split after epilogue_completed. + (<lt_zcnt>_hi): New insn pattern. + (popcount<mode>2): Remove expander. + (popcount<mode>2): Merge *popcount<mode>2_falsedep_1 and + *popcount<mode>2 to define_insn_and_split pattern. Adjust split + condition to split after epilogue_completed. + (popcounthi2): New insn pattern. + +2016-12-16 Kelvin Nilsen <kelvin@gcc.gnu.org> + + * config/rs6000/altivec.md (UNSPEC_CMPRB): New unspec value. + (UNSPEC_CMPRB2): New unspec value. + (UNSPEC_CMPEQB): New unspec value. + (cmprb): New expansion. + (*cmprb_internal): New insn. + (*setb_internal): New insn. + (cmprb2): New expansion. + (*cmprb2_internal): New insn. + (cmpeqb): New expansion. + (*cmpeqb_internal): New insn. + * config/rs6000/rs6000-builtin.def (BU_P9_2): New macro. + (BU_P9_64BIT_2): Likewise. + (BU_P9_OVERLOAD_2): Likewise. + (CMPRB): Add byte-in-range built-in function. + (CMBRB2): Add byte-in-either-range built-in function. + (CMPEQB): Add byte-in-set built-in function. + (CMPRB): Add overload support for byte-in-range function. + (CMPRB2): Add overload support for byte-in-either-range function. + (CMPEQB): Add overload support for byte-in-set built-in function. + * config/rs6000/rs6000-c.c (P9_BUILTIN_CMPRB): Macro expansion to + define argument types for new builtin. + (P9_BUILTIN_CMPRB2): Likewise. + (P9_BUILTIN_CMPEQB): Likewise. + * doc/extend.texi (PowerPC AltiVec Built-in Functions): Rearrange + the order of presentation for certain built-in functions + (scalar_extract_exp, scalar_extract_sig, scalar_insert_exp) + (scalar_cmp_exp_gt, scalar_cmp_exp_lt, scalar_cmp_exp_eq) + (scalar_cmp_exp_unordered, scalar_test_data_class) + (scalar_test_neg) to improve locality and flow. Document + the new __builtin_scalar_byte_in_set, + __builtin_scalar_byte_in_range, and + __builtin_scalar_byte_in_either_range functions. + +2016-12-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/aarch64/aarch64.md: New define_split above bswap<mode>2. + +2016-12-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/aarch64/aarch64.md: New define_split above insv<mode>. + +2016-12-16 Jakub Jelinek <jakub@redhat.com> + + PR c/78408 + * tree-ssa-ccp.c: Include tree-dfa.h. + (optimize_memcpy): New function. + (pass_fold_builtins::execute): Use it. Remove useless conditional + break after BUILT_IN_VA_*. + +2016-12-16 Marek Polacek <polacek@redhat.com> + + PR tree-optimization/78819 + * tree-vrp.c (find_switch_asserts): Return if the insertion limit is 0. + Don't register an assertion if the default case shares a label with + another case. + +2016-12-16 Wilco Dijkstra <wdijkstr@arm.com> + + * config/arm/arm.md (subsi3_carryin): Add Thumb-2 RSC #0. + (arm_negdi2) Rename to negdi2_insn, allow on Thumb-2. + * config/arm/thumb2.md (thumb2_negdi2): Remove pattern. + +2016-12-16 Wilco Dijkstra <wdijkstr@arm.com> + + * config/arm/arm.c (thumb_core_reg_alloc_order): Swap R12 and R14. + +2016-12-16 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc.md (call_prof): Remove. + (call_value_prof): Likewise. + (sibcall_prof): Likewise. + (sibcall_value_prof): Likewise. + +2016-12-16 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc.h (LINK_SPEC): Tidy up. + (ENDFILE_SPEC): Likewise. + (LIB_SPEC): Likewise. + (STARTFILE_SPEC): Include gcrt0 when profiling. + (FUNCTION_PROFILER): Use __mcount. + * config/arc/arc.opt (mucb-mcount): Remove. + * doc/invoke.texi (ARC): Remove mucb-mcount doc. + * arc/arc-protos.h (arc_profile_call): Remove. + * config/arc/arc.c (write_profile_sections): Likewise. + (arc_profile_call): Likewise. + (unspec_prof_hash): Likewise. + (unspec_prof_htab_eq): Likewise. + (arc_legitimate_constant_p): Remove UNSPEC_PROF. + (arc_reorg): Remove call to write_profile_sections. + * config/arc/arc.md (call): Remove call to arc_profile_call. + (call_value): Likewise. + (sibcall): Likewise. + (sibcall_value): Likewise. + (define_constants): Remove UNSPEC_PROF. + +2016-12-16 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc.md (mulsidi_600): Change to insn_and_split, + generate new mul64 insn for core multiplication work. + (umulsidi_600): Likewise, but use mulu64 insn. + (mul64): New pattern, content taken from old mulsidi_600 insn pattern. + (mulu64): Likewise, but using umulsidi_600. + (mulsidi3): Remove move to destination, this is now handled by + mulsidi_600 insn_and_split. + (umulsidi3): Likewise, but using umulsidi_600. + +2016-12-16 Richard Biener <rguenther@suse.de> + + PR c++/71694 + * langhooks-def.h (lhd_unit_size_without_reusable_padding): Declare. + (LANG_HOOKS_UNIT_SIZE_WITHOUT_REUSABLE_PADDING): Define. + (LANG_HOOKS_FOR_TYPES_INITIALIZER): Adjust. + * langhooks.h (struct lang_hooks_for_types): Add + unit_size_without_reusable_padding. + * langhooks.c (lhd_unit_size_without_reusable_padding): New. + * stor-layout.c (finish_bitfield_representative): Use + unit_size_without_reusable_padding langhook to decide on the + last representatives size. + +2016-12-16 Richard Biener <rguenther@suse.de> + + PR middle-end/71632 + * expr.c (expand_cond_expr_using_cmove): Bail out early if + we end up recursing via TER. + +2016-12-15 Martin Sebor <msebor@redhat.com> + + PR bootstrap/78817 + * vec.h (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Assert + a pointer is non-null. + +2016-12-15 Andrew Senkevich <andrew.senkevich@intel.com> + + * config/i386/avx512bwintrin.h: Add new k-mask intrinsics. + * config/i386/avx512dqintrin.h: Ditto. + * config/i386/avx512fintrin.h: Ditto. + * config/i386/i386-builtin.def (__builtin_ia32_kmovb, + __builtin_ia32_kmovd, __builtin_ia32_kmovq): New. + (__builtin_ia32_kmov16): Rename to __builtin_ia32_kmovw. + * config/i386/sse.md (kmov<mskmodesuffix>): New. + +2016-12-15 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (ffs<mode>2): Generate CCCmode flags register + for TARGET_BMI. + (ffssi2_no_cmove): Ditto. + (*tzcnt<mode>_1_falsedep_1): New insn_and_split pattern. + (*tzcnt<mode>_1_falsedep): New insn pattern. + + (LT_ZCNT): New mode iterator. + (lt_zcnt): New mode attribute. + (lt_zcnt_type): New mode attribute. + (<lt_zcnt>_<mode>): Macroize expander from bmi_tzcnt_<mode> and + lzcnt_<mode> using LT_ZCNT mode iterator. + (*<lt_zcnt>_<mode>_falsedep_1): Macroize insn from + *bmi_tzcnt_<mode>_falsedep_1 and *lzcnt_<mode>_falsedep_1 + using LT_ZCNT mode iterator. + (*<lt_zcnt>_<mode>_falsedep): Macroize insn from + *bmi_tzcnt_<mode>_falsedep and *lzcnt_<mode>_falsedep + using LT_ZCNT mode iterator. + (*<lt_zcnt>_<mode>): Macroize insn from *bmi_tzcnt_<mode> + and *lzcnt_<mode> using LT_ZCNT mode iterator. + * config/i386/i386-builtin.def (__builtin_ia32_tzcnt_u16) + (__builtin_ia32_tzcnt_u32, __builtin_ia32_tzcnt_u64, __builtin_ctzs): + Update for rename. + +2016-12-15 Jakub Jelinek <jakub@redhat.com> + + * ipa-cp.c (class ipcp_bits_lattice): Formatting fixes. + (print_ipcp_constant_value): Likewise. + (ipcp_cloning_candidate_p): Likewise. + (ipcp_bits_lattice::get_value_and_mask): Likewise. + (ipcp_bits_lattice::meet_with_1): Likewise. + (ipcp_bits_lattice::meet_with): Likewise. + (initialize_node_lattices): Likewise. + (ipcp_lattice::add_value): Likewise. + (propagate_vals_accross_pass_through): Renamed to ... + (propagate_vals_across_pass_through): ... this function. + (propagate_vals_accross_ancestor): Renamed to ... + (propagate_vals_across_ancestor): ... this. + (propagate_scalar_accross_jump_function): Renamed to ... + (propagate_scalar_across_jump_function): ... this. + Adjust calls to above functions. + (propagate_context_accross_jump_function): Renamed to ... + (propagate_context_across_jump_function): ... this. + (propagate_bits_accross_jump_function): Renamed to ... + (propagate_bits_accross_jump_function): ... this. Formatting fixes. + (propagate_vr_accross_jump_function): Renamed to ... + (propagate_vr_across_jump_function): ... this. + (merge_agg_lats_step): Formatting fixes. + (propagate_constants_accross_call): Renamed to ... + (propagate_constants_across_call): ... this. Adjust calls to above + functions. + (ipa_get_indirect_edge_target_1): Formatting fixes. + (gather_context_independent_values): Likewise. + (estimate_local_effects): Likewise. + (add_all_node_vals_to_toposort): Likewise. + (propagate_constants_topo): Adjust calls to above functions. + (get_replacement_map): Formatting fixes. + (dump_profile_updates): Likewise. + (update_profiling_info): Likewise. + (update_specialized_profile): Likewise. + (create_specialized_node): Likewise. + (find_more_contexts_for_caller_subset): Likewise. + (decide_whether_version_node): Likewise. + (identify_dead_nodes): Likewise. + (ipcp_decision_stage): Likewise. + (ipcp_store_bits_results): Likewise. + (ipcp_store_vr_results): Likewise. + (ipcp_driver): Likewise. + +2016-12-15 David Malcolm <dmalcolm@redhat.com> + + PR preprocessor/78680 + PR preprocessor/78811 + * input.c (struct selftest::lexer_test): Add field + m_implicitly_expect_EOF. + (selftest::lexer_error_sink): New class. + (selftest::lexer_error_sink::s_singleton): New global. + (selftest::lexer_test::lexer_test): Initialize new field + "m_implicitly_expect_EOF". + (selftest::lexer_test::~lexer_test): Conditionalize the + check for the EOF token on the new field. + (selftest::test_lexer_string_locations_raw_string_unterminated): + New function. + (selftest::input_c_tests): Call the new test. + +2016-12-15 Wilco Dijkstra <wdijkstr@arm.com> + + * config/arm/arm.h (TARGET_BACKTRACE): Use crtl->is_leaf. + * config/arm/arm.c (arm_option_check_internal): Improve comment. + (thumb_force_lr_save): Use crtl->is_leaf. + (arm_get_frame_offsets): Remove comment. Use crtl->is_leaf. + (thumb_far_jump_used_p): Remove comment. + (arm_frame_pointer_required): Use crtl->is_leaf. + +2016-12-15 Jakub Jelinek <jakub@redhat.com> + + * doc/extend.texi: Clean up @xref{...} uses. + * doc/invoke.texi: Likewise. + +2016-12-15 Richard Earnshaw <rearnsha@arm.com> + + * arm-fpus.def: Add CNAME field to all FPU definitions. + * genopt.sh: Use explicit enumeration tags for FPU entries. + * arm-tables.opt: Regenerated. + * arm.opt (mfpu): Provide initial value. + * arm-opts.h (enum fpu_type): Build the enumeration from the list of + available FPUs. Add 'auto' entry on the end. + * arm.c (arm_configure_build_target): Only do explicit configuration + of the FPU features if the selected FPU is not 'auto'. + (arm_option_override): Adjust initialization of arm_fpu_index. + Emit an error if we have a hard float ABI request, but the processor + does not support floating-point. + (arm_option_print): Handle -mfpu=auto. + (arm_valid_target_attribute_rec): Don't permit fpu=auto in pragmas + or function attributes. + (arm_identify_fpu_from_isa): Handle effective soft-float when + the FPU is automatically detected. + * arm-cores.def (arm1136jf-s): Add feature ISA_FP_DBL. + (arm1176jzf-s): Likewise. + (mpcore): Likewise. + (arm1156t2f-s): Likewise. + +2016-12-15 Richard Earnshaw <rearnsha@arm.com> + + * arm-fpus.def (ARM_FPU): Remove features field from all definitions. + * arm.h (arm_fpu_feature_set): Delete typedef. + (FPU_FL_NONE): Delete. + (FPU_FL_NEON): Delete. + (FPU_FL_FP16): Delete. + (FPU_FL_CRYPTO): Delete. + (FPU_FL_DBL): Delete. + (FPU_FL_D32): Delete. + (FPU_FL_VFPv2): Delete. + (FPU_FL_VFPv3): Delete. + (FPU_FL_VFPv4): Delete. + (FPU_FL_VFPv5): Delete. + (FPU_FL_AMRv8): Delete. + (FPU_VFPv2): Delete. + (FPU_VFPv3): Delete. + (FPU_VFPv4): Delete. + (FPU_VFPv5): Delete. + (FPU_ARMv8): Delete. + (FPU_DBL): Delete. + (FPU_D32): Delete. + (FPU_NEON): Delete. + (FPU_CRYPTO): Delete. + (FPU_FP16): Delete. + (arm_fpu_desc): Delete features field. + * arm.c (all_fpus): Don't initialize feature field. + +2016-12-15 Richard Earnshaw <rearnsha@arm.com> + + * arm.c (arm_can_inline_p): Use ISA features for determining + inlinability. + +2016-12-15 Richard Earnshaw <rearnsha@arm.com> + + * arm-protos.h (arm_configure_build_target): Change second argument + to cl_target_options. + * arm.c (arm_configure_build_target): Likewise. + (arm_option_restore): Update accordingly. + (arm_option_override): Create the target_option_default_node before + calling arm_configure_build_target. Use it in call of latter. + Resynchronize after all other overrides have been calculated. + (arm_valid_target_attribute_tree): Use the target options for + reconfiguration. Resynchronize after performing override checks. + * arm-c.c (arm_pragma_target_parse): Use target optiosn from cur_tree + to reconfigure the build target. + +2016-12-15 Richard Earnshaw <rearnsha@arm.com> + + * arm.h (TARGET_VFPD32): Use arm_active_target. + (TARGET_VFP3): Likewise. + (TARGET_VFP5): Likewise. + (TARGET_VFP_SINGLE): Likewise. + (TARGET_VFP_DOUBLE): Likewise. + (TARGET_NEON_FP16): Likewise. + (TARGET_FP16): Likewise. + (TARGET_FMA): Likewise. + (TARGET_FPU_ARMV8): Likewise. + (TARGET_CRYPTO): Likewise. + (TARGET_NEON): Likewise. + (TARGET_FPU_FEATURES): Delete. + * arm.c (arm_option_check_internal): Check for iwmmxt conflict with + Neon using arm_active_target. + +2016-12-15 Richard Earnshaw <rearnsha@arm.com> + + * arm.h (TARGET_FPU_NAME): Delete. + * arm.c (arm_identify_fpu_from_isa): New function. + (arm_declare_function_name): Use it to get the name for the FPU. + +2016-12-15 Richard Earnshaw <rearnsha@arm.com> + + * arm-protos.h: Include sbitmap.h + (arm_configure_build_target): Make public. + * arm.c (arm_configure_build_target): Now not static. + (arm_valid_target_attribute_rec): Move internal option check to... + (arm_valid_target_attribute_tree0: ... here. Also reconfingure the + active target. + (arm_override_options_after_change): Call arm_configure_build_target. + (isa_all_fpubits): Renamed from isa_fpubits. + (arm_option_restore): New function. + (TARGET_OPTION_RESTORE): Register it. + (arm_configure_build_target): Initialize the FPU capability bits in + the isa. + (arm_option_override): Move the code that forces the setting of the + FPU option before the call to arm_configure_build_target. + * arm.opt (march): Mark as Save. + (mcpu, mtune): Likewise. + * arm-c.c (arm_pragma_target_parse): Reconfigure the build target + after pragmas change the target options. + +2016-12-15 Richard Earnshaw <rearnsha@arm.com> + + * arm-isa.h (isa_feature): Add bits for VFPv4, FPv5, fp16conv, + fP_dbl, fp_d32 and fp_crypto. + (ISA_ALL_FPU): Add all the new bits. + (ISA_VFPv2, ISA_VFPv3, ISA_VFPv4, ISA_FPv5): New macros. + (ISA_FP_ARMv8, ISA_FP_DBL, ISA_FP_D32, ISA_NEON, ISA_CRYPTO): Likewise. + * arm-fpus.def: Add ISA features to all FPUs. + * arm.h: (arm_fpu_desc): Add new field for ISA bits. + * arm.c (all_fpus): Initialize it. + * arm-tables.opt: Regenerated. + +2016-12-15 Richard Earnshaw <rearnsha@arm.com> + + * arm.h (FPU_FL_VFPv2) New feature bit. + (FPU_FL_VFPv3, FPU_FL_VFPv4, FPU_FL_VFPv5, FPU_FL_ARMv8): Likewise. + (FPU_VFPv2, FPU_VFPv3, FPU_VFPv4, FPU_VFPv5, FPU_ARMv8): New helper + macros. + (FPU_DBL, FPU_D32, FPU_NEON, FPU_CRYPTO, FPU_FP16): Likewise. + (TARGET_FPU_REV): Delete. + (TARGET_VFP3): Use feature bits. + (TARGET_VFP5): Likewise. + (TARGET_FMA): Likewise. + (TARGET_FPU_ARMV8): Likewise. + (struct arm_fpu_desc): Delete rev field. + * arm-fpus.def: Delete REV entry, use new feature bits and macros. + * arm.c (all_fpus): Delete rev field. + +2016-12-15 Richard Earnshaw <rearnsha@arm.com> + + * arm.h (vfp_reg_type): Delete. + (TARGET_FPU_REGS): Delete. + (arm_fpu_desc): Delete regs field. + (FPU_FL_NONE, FPU_FL_NEON, FPU_FL_FP16, FPU_FL_CRYPTO): Use unsigned + values. + (FPU_FL_DBL, FPU_FL_D32): Define. + (TARGET_VFPD32): Use feature test. + (TARGET_VFP_SINGLE): Likewise. + (TARGET_VFP_DOUBLE): Likewise. + * arm-fpus.def: Update all entries for new feature bits. + * arm.c (all_fpus): Update initializer macro. + (arm_can_inline_p): Remove test on fpu regs. + +2016-12-15 Richard Earnshaw <rearnsha@arm.com> + + * arm.h (arm_fp_model): Delete. + +2016-12-15 Richard Earnshaw <rearnsha@arm.com> + + * arm-cores.def: Remove FLAGS field from all core definitions. + * arm-arches.def: Likewise. + * arm-opts.h (enum processor_type): Remove FLAGS parameter from + ARM_CORES macro. + (arm_arch_core_flags): Likewise, plus ARM_ARCH macro. + * arm-protos.h (FL_*): Delete. + (arm_feature_set): Delete. + (ARM_FSET_*): Delete. + * arm.c (struct processors): Delete flags field. + (all_cores): Delete FLAGS parameter from macro, don't initialize flags. + (all architectures): Likewise. + +2016-12-15 Richard Earnshaw <rearnsha@arm.com> + + * arm-opts.h (struct arm_arch_core_flag): Add new field ISA. + Initialize it. + (arm_arch_core_flag): Delete flags field. + (arm_arch_core_flags): Don't initialize flags field. + * common/config/arm/arm-common.c (check_isa_bits_for): New function. + (arm_target_thumb_only): Use new isa bits arrays. + +2016-12-15 Richard Earnshaw <rearnsha@arm.com> + + * arm-protos.h (insn_flags): Delete declaration. + (arm_arch7ve): Declare. + * arm.c (insn_flags): Delete. + (arm_arch7ve): New variable. + (arm_selected_cpu): Delete. + (arm_option_check_internal): Use new ISA bitmap. + (arm_option_override_internal): Likewise. + (arm_configure_build_target): Declare arm_selected_cpu locally. + (arm_option_override): Use new ISA bitmap. Initialize arm_arch7ve. + Rearrange variable intialization by general function. + * arm.h (TARGET_HAVE_LPAE): Use arm_arch7ve. + +2016-12-15 Richard Earnshaw <rearnsha@arm.com> + + * arm-builtins.c: Include sbitmap.h. + (def_mbuiltin): Change first parameter to a flag bit. Use it to test + available features in the current target. + (struct builtin_description): Change type of feature field. + (IWMMXT_BUILTIN): Use the isa_features types. + (IWMMXT2_BUILTIN): Likewise. + (IWMMXT_BUILTIN2): Likewise. + (IWMMXT2_BUILTIN2): Likewise. + (CRC32_BUILTIN): Likewise. + (CRYPTO_BUILTIN): Likewise. + (iwmmx_builtin): Likewise. + (iwmmx2_builtin): Likewise. + (arm_iwmmxt_builtin): Check for specific feature bits. + +2016-12-15 Richard Earnshaw <rearnsha@arm.com> + + * arm-isa.h (enum isa_feature): Add isa_quirk_cm3_ldrd. + (ISA_ALL_QUIRKS): New macro. + * arm-cores.def (cortex-m3): Add isa_quirk_cm3_ldrd to isa feature list. + * arm.c (isa_quirkbits): New feature-list bitmap. + (arm_configure_build_target): Ignore quirk bits when comparing an + architecture feature list with a CPU feature list. + (arm_option_override): Initialize_isa_quirkbits. If the user has + not specified -m[no-]fix-cortex-m3-ldrd, automatically enable the + feature if isa_quirk_cm3_ldrd appears in the isa feature list. + +2016-12-15 Richard Earnshaw <rearnsha@arm.com> + + * arm.c (arm_option_override): Use arm_active_target as source of + information for arm_base_arch and arm_arch_name. + * (arm_file_start): Use arm_active_target for core name. + +2016-12-15 Richard Earnshaw <rearnsha@arm.com> + + * arm.c (arm_selected_tune): Delete static variable. + (arm_selected_arch): Likewise. + (arm_configure_build_target): Declare local versions of arm_selected + target and arm_selected_arch. Initialize more fields in target + data structure. + (arm_option_override): Use arm_active_target instead of + arm_selected_tune and arm_selected_arch. + (asm_file_start): Use arm_active_target. + +2016-12-15 Richard Earnshaw <rearnsha@arm.com> + + * arm-protos.h (arm_build_target): New structure. + (arm_active_target): Declare it. + * arm.c (arm_active_target): New variable. + (bitmap_popcount): New function. + (feature_count): Delete. + (arm_initialize_isa): New function. + isa_fpubits): New variable. + (arm_configure_build_target): New function. + (arm_option_override): Initialize isa_fpubits and arm_active_target.isa. + Use arm_configure_build_target. + +2016-12-15 Richard Earnshaw <rearnsha@arm.com> + + * arm-isa.h: New file. + * arm-protos.h: Include it. + * arm-arches.def: Add new ISA field to all entries. Drop bogus + armv8.1-a+crc architecture. + * arm-cores.def: Similarly. Group ARMv8 cores by profile. + * arm-opts.h (enum processor_type): Adjust for new field. + * arm.c (struct processors): New field 'isa_bits'. + (all_cores, all_architectures): Initialize new field. + * arm-tables.opt: Regenerated. + * arm-tune.md: Regenerated. + +2016-12-15 Richard Earnshaw <rearnsha@arm.com> + + * arm-arches.def (ARM_ARCH): Add extra field TUNE_FLAGS, move + tuning properties from architectural FLAGS field. + * arm-cores.def (ARM_CORE): Likewise. + * arm-protos.h (TF_LDSCHED, TF_WBUF, TF_CO_PROC): New macros. + (TF_SMALLMUL, TF_STRONG, TF_SCALE, TF_NOMODE32): New macros. + (FL_LDSCHED, FL_STRONG, FL_WBUF, FL_SMALLMUL): Delete. + (FL_TUNE): Remove deleted elements. + (tune_flags): Convert type to unsigned int. + * arm.c (struct processors): Add new field tune_flags. + (all_cores, all_arches): Initialize it. + (arm_option_override): Adapt uses of tune_flags. Use tune_flags + for deciding when we should have slow multiply operations. + +2016-12-14 Martin Sebor <msebor@redhat.com> + + PR middle-end/78519 + * gimple-ssa-sprintf.c (format_string): Handle null pointers. + (format_directive): Diagnose null pointer arguments. + (pass_sprintf_length::handle_gimple_call): Diagnose null destination + pointers. Correct location of null format string in diagnostics. + +2016-12-14 David Malcolm <dmalcolm@redhat.com> + + * Makefile.in (SELFTEST_FLAGS): Add path argument to -fself-test. + (s-selftest): Add dependency on the selftests data directory. + * common.opt (fself-test): Rename to... + (fself-test=): ...this, documenting the meaning of the argument. + * selftest-run-tests.c (along): Likewise. + * selftest-run-tests.c: Include "options.h". + (selftest::run_tests): Initialize selftest::path_to_selftest_files + from flag_self_test. + * selftest.c (selftest::path_to_selftest_files): New global. + (selftest::locate_file): New function. + (selftest::test_locate_file): New function. + (selftest_c_tests): Likewise. + (selftest::selftest_c_tests): Call test_locate_file. + * selftest.h (selftest::locate_file): New decl. + (selftest::path_to_selftest_files): New decl. + +2016-12-14 Andrew Pinski <apinski@cavium.com> + + * config/aarch64/aarch64-cores.def: Add -1 as the variant to all + of the cores. + (thunderx): Update to include LSE by default. + (thunderxt88p1): New core. + (thunderxt88): New core. + (thunderxt81): New core. + (thunderxt83): New core. + * config/aarch64/driver-aarch64.c (struct aarch64_core_data): + Add variant field. + (ALL_VARIANTS): New define. + (AARCH64_CORE): Support VARIANT operand. + (cpu_data): Likewise. + (host_detect_local_cpu): Parse variant field of /proc/cpuinfo. + Combine the arch and single core case and support variant searching. + * common/config/aarch64/aarch64-common.c (AARCH64_CORE): + Add VARIANT operand. + * config/aarch64/aarch64-opts.h (AARCH64_CORE): Likewise. + * config/aarch64/aarch64.c (AARCH64_CORE): Likewise. + * config/aarch64/aarch64.h (AARCH64_CORE): Likewise. + * config/aarch64/aarch64-tune.md: Regenerate. + * doc/invoke.texi (AARCH64/mtune): Document thunderxt88, + thunderxt88p1, thunderxt81, thunderxt83 as available options. + +2016-12-14 Martin Jambor <mjambor@suse.cz> + + * omp-offload.c: Fix coding style. + * omp-expand.c: Likewise. + * omp-general.c: Likewise. + * omp-grid.c: Likewise. + * omp-low.c: Fix coding style of parts touched by the + previous splitting patch. + +2016-12-14 Martin Jambor <mjambor@suse.cz> + + * omp-general.h: New file. + * omp-general.c: New file. + * omp-expand.h: Likewise. + * omp-expand.c: Likewise. + * omp-offload.h: Likewise. + * omp-offload.c: Likewise. + * omp-grid.c: Likewise. + * omp-grid.c: Likewise. + * omp-low.h: Include omp-general.h and omp-grid.h. Removed includes + of params.h, symbol-summary.h, lto-section-names.h, cilk.h, tree-eh.h, + ipa-prop.h, tree-cfgcleanup.h, cfgloop.h, except.h, expr.h, stmt.h, + varasm.h, calls.h, explow.h, dojump.h, flags.h, tree-into-ssa.h, + tree-cfg.h, cfganal.h, alias.h, emit-rtl.h, optabs.h, expmed.h, + alloc-pool.h, cfghooks.h, rtl.h and memmodel.h. + (omp_find_combined_for): Declare. + (find_omp_clause): Renamed to omp_find_clause and moved to + omp-general.h. + (free_omp_regions): Renamed to omp_free_regions and moved to + omp-expand.h. + (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved + to omp-general.h. + (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to + omp-general.h. + (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and + moved to omp-general.h. + (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to + omp-general.h. + (oacc_fn_attrib_kernels_p): Moved to omp-general.h. + (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to + omp-general.c. + (omp_expand_local): Moved to omp-expand.h. + (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to + omp-expand.h. + (omp_finish_file): Moved to omp-offload.h. + (default_goacc_validate_dims): Renamed to + oacc_default_goacc_validate_dims and moved to omp-offload.h. + (offload_funcs, offload_vars): Moved to omp-offload.h. + * omp-low.c: Include omp-general.h, omp-offload.h and omp-grid.h. + (omp_region): Moved to omp-expand.c. + (omp_for_data_loop): Moved to omp-general.h. + (omp_for_data): Likewise. + (oacc_loop): Moved to omp-offload.c. + (oacc_loop_flags): Moved to omp-general.h. + (offload_funcs, offload_vars): Moved to omp-offload.c. + (root_omp_region): Moved to omp-expand.c. + (omp_any_child_fn_dumped): Likewise. + (find_omp_clause): Renamed to omp_find_clause and moved to + omp-general.c. + (is_combined_parallel): Moved to omp-expand.c. + (is_reference): Renamed to omp_is_reference and and moved to + omp-general.c. + (adjust_for_condition): Renamed to omp_adjust_for_condition and moved + to omp-general.c. + (get_omp_for_step_from_incr): Renamed to omp_get_for_step_from_incr + and moved to omp-general.c. + (extract_omp_for_data): Renamed to omp_extract_for_data and moved to + omp-general.c. + (workshare_safe_to_combine_p): Moved to omp-expand.c. + (omp_adjust_chunk_size): Likewise. + (get_ws_args_for): Likewise. + (get_base_type): Removed. + (dump_omp_region): Moved to omp-expand.c. + (debug_omp_region): Likewise. + (debug_all_omp_regions): Likewise. + (new_omp_region): Likewise. + (free_omp_region_1): Likewise. + (free_omp_regions): Renamed to omp_free_regions and moved to + omp-expand.c. + (find_combined_for): Renamed to omp_find_combined_for, made global. + (build_omp_barrier): Renamed to omp_build_barrier and moved to + omp-general.c. + (omp_max_vf): Moved to omp-general.c. + (omp_max_simt_vf): Likewise. + (gimple_build_cond_empty): Moved to omp-expand.c. + (parallel_needs_hsa_kernel_p): Likewise. + (expand_omp_build_assign): Moved declaration to omp-expand.c. + (expand_parallel_call): Moved to omp-expand.c. + (expand_cilk_for_call): Likewise. + (expand_task_call): Likewise. + (vec2chain): Likewise. + (remove_exit_barrier): Likewise. + (remove_exit_barriers): Likewise. + (optimize_omp_library_calls): Likewise. + (expand_omp_regimplify_p): Likewise. + (expand_omp_build_assign): Likewise. + (expand_omp_taskreg): Likewise. + (oacc_collapse): Likewise. + (expand_oacc_collapse_init): Likewise. + (expand_oacc_collapse_vars): Likewise. + (expand_omp_for_init_counts): Likewise. + (expand_omp_for_init_vars): Likewise. + (extract_omp_for_update_vars): Likewise. + (expand_omp_ordered_source): Likewise. + (expand_omp_ordered_sink): Likewise. + (expand_omp_ordered_source_sink): Likewise. + (expand_omp_for_ordered_loops): Likewise. + (expand_omp_for_generic): Likewise. + (expand_omp_for_static_nochunk): Likewise. + (find_phi_with_arg_on_edge): Likewise. + (expand_omp_for_static_chunk): Likewise. + (expand_cilk_for): Likewise. + (expand_omp_simd): Likewise. + (expand_omp_taskloop_for_outer): Likewise. + (expand_omp_taskloop_for_inner): Likewise. + (expand_oacc_for): Likewise. + (expand_omp_for): Likewise. + (expand_omp_sections): Likewise. + (expand_omp_single): Likewise. + (expand_omp_synch): Likewise. + (expand_omp_atomic_load): Likewise. + (expand_omp_atomic_store): Likewise. + (expand_omp_atomic_fetch_op): Likewise. + (expand_omp_atomic_pipeline): Likewise. + (expand_omp_atomic_mutex): Likewise. + (expand_omp_atomic): Likewise. + (oacc_launch_pack): and moved to omp-general.c, made public. + (OACC_FN_ATTRIB): Likewise. + (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved + to omp-general.c. + (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to + omp-general.c. + (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and + moved to omp-general.c. + (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to + omp-general.c. + (oacc_fn_attrib_kernels_p): Moved to omp-general.c. + (oacc_fn_attrib_level): Moved to omp-offload.c. + (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to + omp-general.c. + (get_oacc_ifn_dim_arg): Renamed to oacc_get_ifn_dim_arg and moved to + omp-general.c. + (mark_loops_in_oacc_kernels_region): Moved to omp-expand.c. + (grid_launch_attributes_trees): Likewise. + (grid_attr_trees): Likewise. + (grid_create_kernel_launch_attr_types): Likewise. + (grid_insert_store_range_dim): Likewise. + (grid_get_kernel_launch_attributes): Likewise. + (get_target_argument_identifier_1): Likewise. + (get_target_argument_identifier): Likewise. + (get_target_argument_value): Likewise. + (push_target_argument_according_to_value): Likewise. + (get_target_arguments): Likewise. + (expand_omp_target): Likewise. + (grid_expand_omp_for_loop): Moved to omp-grid.c. + (grid_arg_decl_map): Likewise. + (grid_remap_kernel_arg_accesses): Likewise. + (grid_expand_target_grid_body): Likewise. + (expand_omp): Renamed to omp_expand and moved to omp-expand.c. + (build_omp_regions_1): Moved to omp-expand.c. + (build_omp_regions_root): Likewise. + (omp_expand_local): Likewise. + (build_omp_regions): Likewise. + (execute_expand_omp): Likewise. + (pass_data_expand_omp): Likewise. + (pass_expand_omp): Likewise. + (make_pass_expand_omp): Likewise. + (pass_data_expand_omp_ssa): Likewise. + (pass_expand_omp_ssa): Likewise. + (make_pass_expand_omp_ssa): Likewise. + (grid_lastprivate_predicate): Renamed to + omp_grid_lastprivate_predicate and moved to omp-grid.c, made public. + (grid_prop): Moved to omp-grid.c. + (GRID_MISSED_MSG_PREFIX): Likewise. + (grid_safe_assignment_p): Likewise. + (grid_seq_only_contains_local_assignments): Likewise. + (grid_find_single_omp_among_assignments_1): Likewise. + (grid_find_single_omp_among_assignments): Likewise. + (grid_find_ungridifiable_statement): Likewise. + (grid_parallel_clauses_gridifiable): Likewise. + (grid_inner_loop_gridifiable_p): Likewise. + (grid_dist_follows_simple_pattern): Likewise. + (grid_gfor_follows_tiling_pattern): Likewise. + (grid_call_permissible_in_distribute_p): Likewise. + (grid_handle_call_in_distribute): Likewise. + (grid_dist_follows_tiling_pattern): Likewise. + (grid_target_follows_gridifiable_pattern): Likewise. + (grid_remap_prebody_decls): Likewise. + (grid_var_segment): Likewise. + (grid_mark_variable_segment): Likewise. + (grid_copy_leading_local_assignments): Likewise. + (grid_process_grid_body): Likewise. + (grid_eliminate_combined_simd_part): Likewise. + (grid_mark_tiling_loops): Likewise. + (grid_mark_tiling_parallels_and_loops): Likewise. + (grid_process_kernel_body_copy): Likewise. + (grid_attempt_target_gridification): Likewise. + (grid_gridify_all_targets_stmt): Likewise. + (grid_gridify_all_targets): Renamed to omp_grid_gridify_all_targets + and moved to omp-grid.c, made public. + (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to + omp-expand.c. + (add_decls_addresses_to_decl_constructor): Moved to omp-offload.c. + (omp_finish_file): Likewise. + (oacc_thread_numbers): Likewise. + (oacc_xform_loop): Likewise. + (oacc_default_dims, oacc_min_dims): Likewise. + (oacc_parse_default_dims): Likewise. + (oacc_validate_dims): Likewise. + (new_oacc_loop_raw): Likewise. + (new_oacc_loop_outer): Likewise. + (new_oacc_loop): Likewise. + (new_oacc_loop_routine): Likewise. + (finish_oacc_loop): Likewise. + (free_oacc_loop): Likewise. + (dump_oacc_loop_part): Likewise. + (dump_oacc_loop): Likewise. + (debug_oacc_loop): Likewise. + (oacc_loop_discover_walk): Likewise. + (oacc_loop_sibling_nreverse): Likewise. + (oacc_loop_discovery): Likewise. + (oacc_loop_xform_head_tail): Likewise. + (oacc_loop_xform_loop): Likewise. + (oacc_loop_process): Likewise. + (oacc_loop_fixed_partitions): Likewise. + (oacc_loop_auto_partitions): Likewise. + (oacc_loop_partition): Likewise. + (default_goacc_fork_join): Likewise. + (default_goacc_reduction): Likewise. + (execute_oacc_device_lower): Likewise. + (default_goacc_validate_dims): Likewise. + (default_goacc_dim_limit): Likewise. + (pass_data_oacc_device_lower): Likewise. + (pass_oacc_device_lower): Likewise. + (make_pass_oacc_device_lower): Likewise. + (execute_omp_device_lower): Likewise. + (pass_data_omp_device_lower): Likewise. + (pass_omp_device_lower): Likewise. + (make_pass_omp_device_lower): Likewise. + (pass_data_omp_target_link): Likewise. + (pass_omp_target_link): Likewise. + (find_link_var_op): Likewise. + (pass_omp_target_link::execute): Likewise. + (make_pass_omp_target_link): Likewise. + * Makefile.in (OBJS): Added omp-offload.o, omp-expand.o, omp-general.o + and omp-grid.o. + (GTFILES): Added omp-offload.h, omp-offload.c and omp-expand.c, removed + omp-low.h. + * gimple-fold.c: Include omp-general.h instead of omp-low.h. + (fold_internal_goacc_dim): Adjusted calls to + get_oacc_ifn_dim_arg and get_oacc_fn_dim_size to use their new names. + * gimplify.c: Include omp-low.h. + (omp_notice_variable): Adjust the call to get_oacc_fn_attrib to use + its new name. + (gimplify_omp_task): Adjusted calls to find_omp_clause to use its new + name. + (gimplify_omp_for): Likewise. + * lto-cgraph.c: Include omp-offload.h instead of omp-low.h. + * toplev.c: Include omp-offload.h instead of omp-low.h. + * tree-cfg.c: Include omp-general.h instead of omp-low.h. Also + include omp-expand.h. + (make_edges_bb): Adjusted the call to make_gimple_omp_edges to use its + new name. + (make_edges): Adjust the call to free_omp_regions to use its new name. + * tree-parloops.c: Include omp-general.h. + (create_parallel_loop): Adjusted the call to set_oacc_fn_attrib to use + its new name. + (parallelize_loops): Adjusted the call to get_oacc_fn_attrib to use + its new name. + * tree-ssa-loop.c: Include omp-general.h instead of omp-low.h. + (gate_oacc_kernels): Adjusted the call to get_oacc_fn_attrib to use + its new name. + * tree-vrp.c: Include omp-general.h instead of omp-low.h. + (extract_range_basic): Adjusted calls to get_oacc_ifn_dim_arg and + get_oacc_fn_dim_size to use their new names. + * varpool.c: Include omp-offload.h instead of omp-low.h. + * gengtype.c (open_base_files): Replace omp-low.h with omp-offload.h in + ifiles. + * config/nvptx/nvptx.c: Include omp-general.c. + (nvptx_expand_call): Adjusted the call to get_oacc_fn_attrib to use + its new name. + (nvptx_reorg): Likewise. + (nvptx_record_offload_symbol): Likewise. + +2016-12-14 Martin Sebor <msebor@redhat.com> + + PR middle-end/78786 + * gimple-ssa-sprintf.c (target_dir_max): New macro. + (get_mpfr_format_length): New function. + (format_integer): Use HOST_WIDE_INT instead of int. + (format_floating_max): Same. + (format_floating): Call get_mpfr_format_length. + (format_directive): Use target_dir_max. + +2016-12-14 Jakub Jelinek <jakub@redhat.com> + + PR target/78791 + * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_STV_TEMP. + * config/i386/i386.c (dimode_scalar_chain::make_vector_copies, + dimode_scalar_chain::convert_reg): Use SLOT_STV_TEMP instead of + SLOT_TEMP. + +2016-12-14 Uros Bizjak <ubizjak@gmail.com> + + PR target/59874 + * config/i386/i386-builtin.def: Add __builtin_clzs and __builtin_ctzs. + (ix86_fold_builtin): Handle IX86_BUILTIN_CTZS and IX86_BUILTIN_CLZS. + * config/i386/i386.md (*ctzhi2): New insn_and_split pattern. + (*clzhi2): Ditto. + +2016-12-14 Jakub Jelinek <jakub@redhat.com> + + PR debug/77844 + * valtrack.c: Include rtl-iter.h. + (struct rtx_subst_pair): Add insn field. + (propagate_for_debug_subst): If pair->to contains at least 2 + regs, create a DEBUG_INSN with a debug temp before pair->insn + and replace from with the debug temp instead of pair->to. + (propagate_for_debug): Initialize p.insn. + * combine.c (insn_uid_check): New inline function. + (INSN_COST, LOG_LINKS): Use it instead of INSN_UID. + (find_single_use, combine_instructions, + cant_combine_insn_p, try_combine): Use NONDEBUG_INSN_P instead of + INSN_P. + +2016-12-14 Martin Sebor <msebor@redhat.com> + + PR c/17308 + * builtin-attrs.def (ATTR_NONNULL_1_1, ATTR_NONNULL_1_2): Defined. + (ATTR_NONNULL_1_3, ATTR_NONNULL_1_4, ATTR_NONNULL_1_5): Same. + (ATTR_NOTHROW_NONNULL_1_1, ATTR_NOTHROW_NONNULL_1_2): Same. + (ATTR_NOTHROW_NONNULL_1_3, ATTR_NOTHROW_NONNULL_1_4): Same. + (ATTR_NOTHROW_NONNULL_1_5): Same. + (ATTR_NONNULL_1_FORMAT_PRINTF_1_2): Same. + (ATTR_NONNULL_1_FORMAT_PRINTF_2_0): Same. + (ATTR_NONNULL_1_FORMAT_PRINTF_2_3): Same. + (ATTR_NONNULL_1_FORMAT_PRINTF_3_0): Same. + (ATTR_NONNULL_1_FORMAT_PRINTF_3_4): Same. + (ATTR_NONNULL_1_FORMAT_PRINTF_4_0): Same. + (ATTR_NONNULL_1_FORMAT_PRINTF_4_5): Same. + * builtins.c (validate_arg): Add argument. Treat null pointers + passed to nonnull arguments as invalid. + (validate_arglist): Same. + * builtins.def (fprintf, fprintf_unlocked): Add nonnull attribute. + (printf, printf_unlocked, sprintf. vfprintf, vsprintf): Same. + (__sprintf_chk, __vsprintf_chk, __fprintf_chk, __vfprintf_chk): Same. + * calls.c (get_nonnull_ags, maybe_warn_null_arg): New functions. + (initialize_argument_information): Diagnose null pointers passed to + arguments declared nonnull. + * calls.h (get_nonnull_args): Declared. + +2016-12-14 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): On ISA + 3.0/power9, add support to use the VEXTU{B,H,W}{L,R}X extract + instructions. + * config/rs6000/vsx.md (VSr2): Add IEEE 128-bit floating point + type constraint registers. + (VSr3): Likewise. + (FL_CONV): New mode iterator for binary floating types that have a + direct conversion from 64-bit integer to floating point. + (vsx_extract_<mode>_p9): Add support for the ISA 3.0/power9 + VEXTU{B,H,W}{L,R}X extract instructions. + (vsx_extract_<mode>_p9 splitter): Add splitter to load up the + extract byte position into the GPR if we are using the + VEXTU{B,H,W}{L,R}X extract instructions. + (vsx_extract_<mode>_di_p9): Support extracts to GPRs. + (vsx_extract_<mode>_store_p9): Support extracting to GPRs so that + we can use reg+offset address instructions. + (vsx_extract_<mode>_var): Support extracts to GPRs. + (vsx_extract_<VSX_EXTRACT_I:mode>_<SDI:mode>_var): New combiner + insn to combine vector extracts with zero_extend. + (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>): Optimize + extracting a small integer vector element and converting it to a + floating point type. + (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Likewise. + (UNSPEC_XXEXTRACTUW): New unspec. + (UNSPEC_XXINSERTW): Likewise. + (vextract4b): Add support for the vec_vextract4b built-in + function. + (vextract4b_internal): Likewise. + (vinsert4b): Add support for the vec_insert4b built-in function. + Include both a version that inserts element 1 from a V4SI object + and one that inserts a DI object. + (vinsert4b_internal): Likewise. + (vinsert4b_di): Likewise. + (vinsert4b_di_internal): Likewise. + * config/rs6000/predicates.md (const_0_to_11_operand): New + predicate, match 0..11. + * config/rs6000/rs6000-builtin.def (BU_P9V_VSX_3): Set built-in + type to ternary, not binary. + (BU_P9V_64BIT_VSX_3): Likewise. + (P9V_BUILTIN_VEXTRACT4B): Add support for vec_vinsert4b and + vec_extract4b non-overloaded built-in functions. + (P9V_BUILTIN_VINSERT4B): Likewise. + (P9V_BUILTIN_VINSERT4B_DI): Likewise. + (P9V_BUILTIN_VEC_VEXTULX): Move to section that adds 2 operand ISA + 3.0 built-in functions. + (P9V_BUILTIN_VEC_VEXTURX): Likewise. + (P9V_BUILTIN_VEC_VEXTRACT4B): Add support for overloaded + vec_insert4b and vec_extract4 built-in functions. + (P9V_BUILTIN_VEC_VINSERT4B): Likewise. + * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add + overloaded support for vec_vinsert4b and vec_extract4b. + * config/rs6000/rs6000.c (altivec_expand_builtin): Add checks for + the vec_insert4b and vec_extract4b byte number being a constant in + the range 0..11. + * config/rs6000/altivec.h (vec_vinsert4b): Support vec_vinsert4b + and vec_extract4b built-in functions. + * doc/extend.doc (PowerPC VSX built-in functions): Document + vec_insert4b and vec_extract4b. + +2016-12-14 Martin Liska <mliska@suse.cz> + + * gimple-pretty-print.c (dump_probability): New function. + (dump_edge_probability): Use the function. + (dump_gimple_label): Likewise. + (dump_gimple_bb_header): Likewise. + +2016-12-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + Jakub Jelinek <jakub@redhat.com> + + * tree-ssa-strlen.c (fold_strstr_to_memcmp): New function. + (strlen_optimize_stmt): Call fold_strstr_to_memcmp. + +2016-12-14 Eric Botcazou <ebotcazou@adacore.com> + + * lra-constraints.c (process_address_1): Do not attempt to decompose + addresses for MEMs that satisfy fixed-form constraints. + +2016-12-14 Richard Biener <rguenther@suse.de> + + PR tree-optimization/78788 + * tree-vrp.c (set_value_range): Allow [-INF(OVF), +INF(OVF)]. + (set_and_canonicalize_value_range): Do not drop the above to + VARYING. + +2016-12-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + * config/rs6000/rs600.c (rs6000_builtin_vectorization_cost): + Adjust unaligned load cost. + +2016-12-13 Uros Bizjak <ubizjak@gmail.com> + + PR target/78794 + * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain): + Calculate additional gain for andnot for targets without BMI. + +2016-12-13 Carl Love <cel@us.ibm.com> + + * config/rs6000/rs6000-c.c: Add built-in support for + vector float vec_pack (vector double, vector double) + vector double vec_sld (vector double, vector double) + * config/rs6000/rs6000.c: Add icode check for vsldoi_v2df to allow + 4-bit unsigned literal. + * config/rs6000/rs6000-builtin.def: Add definition for VSLDOI_2DF + * doc/extend.texi: Update the built-in documentation file for the + new powerpc vec_pack and vec_sld built-ins. + +2016-12-13 Martin Liska <mliska@suse.cz> + + * sanopt.c (sanopt_optimize_walker): Set contains_asan_mark. + (sanopt_optimize): Add new argument. + (sanitize_asan_mark_unpoison): New function. + (maybe_contains_asan_check): Likewise. + (sanitize_asan_mark_poison): Likewise. + (pass_sanopt::execute): Call the new functions. + +2016-12-13 Martin Liska <mliska@suse.cz> + + PR tree-optimization/78428 + * expr.c (store_constructor_field): Add new arguments to the function. + (store_constructor): Set up bitregion_end and add gcc_unreachable to + fields that have either non-constant size or (and) offset. + +2016-12-13 Marek Polacek <polacek@redhat.com> + + * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Change + parameters' type from int to HOST_WIDE_INT. + (compute_overlap_steps_for_affine_1_2): Change parameters' type from + int to HOST_WIDE_INT. + (build_classic_dist_vector_1): Likewise. + (add_multivariate_self_dist): Likewise. + +2016-12-13 Michael Matz <matz@suse.de> + + PR tree-optimization/78725 + * tree-ssa-loop-split.c (split_at_bb_p): Check for overflow and + at correct use point. + +2016-12-13 Martin Liska <mliska@suse.cz> + + * asan.c (asan_expand_mark_ifn): Use renamed + BUILT_IN_ASAN_{UN}CLOBBER_N to BUILT_IN_ASAN_{UN}POISON_STACK_MEMORY. + * sanitizer.def: Likewise. + +2016-12-13 James Greenhalgh <james.greenhalgh@arm.com> + + * doc/extend.texi (Half-Precision): Update to document current + compiler behaviour. + +2016-12-13 James Greenhalgh <james.greenhalgh@arm.com> + + * doc/extend.texi (Floating Types): Document availability of + _Float16 on ARM/AArch64. + +2016-12-13 Richard Biener <rguenther@suse.de> + + PR tree-optimization/78699 + * tree-vect-data-refs.c (vect_analyze_group_access_1): Limit + group size. + +2016-12-13 Richard Biener <rguenther@suse.de> + + PR middle-end/78742 + * tree.c (cst_and_fits_in_hwi): Look if the actual value fits. + * tree-object-size.c (compute_builtin_object_size): Use + tree_fits_shwi_p. + * tree-data-ref.c (initialize_matrix_A): Remove excess assert. + +2016-12-13 Martin Liska <mliska@suse.cz> + + * asan.c (asan_mark_poison_p): Remove. + (asan_mark_p): New function. + (transform_statements): Use the function. + (asan_expand_mark_ifn): Do not use masked enum. + * asan.h (enum asan_mark_flags): Declare it via a macro. + * gimple-pretty-print.c (dump_gimple_call_args): Dump first + argument of ASAN_MARK. + * gimplify.c (build_asan_poison_call_expr): Use new enum values. + (asan_poison_variable): Likewise. + +2016-12-13 Jakub Jelinek <jakub@redhat.com> + + PR ipa/77905 + * ipa-pure-const.c (cdtor_p): Return true for + DECL_STATIC_{CON,DE}STRUCTOR even when it is + DECL_LOOPING_CONST_OR_PURE_P. + +2016-12-12 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/78777 + * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge, + insert_initializers): Use stmt_ends_bb_p instead of is_ctrl_stmt. + + PR other/78766 + * opt-functions.awk (opt_args): Use [{] instead of { in regexps. + Formatting fix. + +2016-12-12 Martin Sebor <msebor@redhat.com> + + PR middle-end/78622 + PR middle-end78606 + * gimple-ssa-sprintf.c (min_bytes_remaining): Use res.knownrange + rather than res.bounded. + (get_width_and_precision): Set precision to -1 when negative. + (adjust_range_for_overflow): New function. + (format_integer): Correct the handling of the space, plus, and pound + flags, and the special case of zero precision. + Always set res.bounded to true unless either precision or width + is specified and unknown. + Call adjust_range_for_overflow. + Avoid use zero as the shortest value when precision is specified + but unknown. + (format_directive): Remove vestigial quoting. Always inform of + argument value or range when it's available. + (add_bytes): Correct the computation of boundrange used to + decide whether a warning is of a "maybe" or "defnitely" kind. + +2016-12-12 Dominik Vogt <vogt@linux.vnet.ibm.com> + + * combine.c (change_zero_ext): Handle mode expanding zero_extracts. + +2016-12-12 Uros Bizjak <ubizjak@gmail.com> + + PR target/78738 + * config/i386/i386.h (X87_ENABLE_ARITH): Also enable for + flag_unsafe_math_optimizations. + (X87_ENABLE_FLOAT): Ditto. + +2016-12-12 Marek Polacek <polacek@redhat.com> + + PR middle-end/78716 + * gimplify.c (gimplify_va_arg_expr): Don't require ADDR_EXPR for + Case 1; check POINTER_TYPE_P instead. + +2016-12-12 Bernd Schmidt <bschmidt@redhat.com> + + PR rtl-optimization/78669 + * ira.c (combine_and_move_insns): When deleting an insn, clear the + replace flag for all used regs in that insn. + +2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/arm-opts.h: Move struct arm_arch_core_flag and + arm_arch_core_flags to ... + * common/config/arm/arm-common.c: There. + +2016-12-12 Eric Botcazou <ebotcazou@adacore.com> + + * config/sparc/constraints.md (T): Use special memory constraint. + (U): Minor tweak. + (W): Add TARGET_ARCH64 test. + * config/sparc/sparc.md (*movdi_insn_sp32): Replace 'W' with 'T'. + (*movdf_insn_sp32): Likewise. + (*mov<VM64:mode>_insn_sp32): Likewise. Replace 'e' with 'f' in + conjunction with offsettable memory references. + +2016-12-11 Sandra Loosemore <sandra@codesourcery.com> + + * config/nios2/nios2.c (nios2_emit_move_sequence): Call copy_rtx + to avoid shared structure error. + +2016-12-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + PR target/78695 + * config/rs6000/rs6000.c (find_alignment_op): Discard from + consideration any artificial definition. + +2016-12-11 Iain Sandoe <iain@codesourcery.com> + + * configure.ac (CROSS directory tests): Remove the assumption that + Darwin hosts contain suitable target sysroots in "/". + * configure: Regenerate. + +2016-12-11 Iain Sandoe <iain@codesourcery.com> + + PR rtl-optimization/71496 + * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non- + copyable. (load_macho_picbase_di, reload_macho_picbase_si, + reload_macho_picbase_di): Likewise. + +2012-12-11 John David Anglin <danglin@gcc.gnu.org> + + * config/pa/pa.c (pa_callee_copies): New function. + * config/pa/pa.opt (mcaller-copies): New option. + * doc/invoke.texi (mcaller-copies): Document option. + +2016-12-11 Uros Bizjak <ubizjak@gmail.com> + + PR target/70799 + * config/i386/i386.c (dimode_scalar_to_vector_candidate_p) + <case ASHIFT, case LSHIFTRT>: Consider all constant shifts. + Add FIXME comment. + (dimode_scalar_chain::compute_convert_gain): Reduce gain for + constant shifts larger or equal than 32. + +2016-12-11 Roger Pau Monné <roger.pau@citrix.com> + + * config/i386/x86-64.h: Append --32 to the assembler options when + -m16 is used on non-glibc systems as well. + +2016-12-10 Allan Sandfeld Jensen <allan.jensen@qt.io> + + PR target/70118 + * config/i386/mmintrin.h (__m64_u): New type + * config/i386/emmintrin.h (_mm_loadl_epi64, _mm_storel_epi64): + Make the allowed unaligned memory access explicit. + +2016-12-10 Krister Walfridsson <krister.walfridsson@gmail.com> + + * config.gcc (i386-*-netbsd*): Make i486 the default arch on NetBSD. + Generally use cpu generic. + +2016-12-10 Jakub Jelinek <jakub@redhat.com> + Marc Glisse <marc.glisse@inria.fr> + + PR tree-optimization/78720 + * match.pd (A < 0 ? C : 0): Only optimize for signed A. If shift + is negative, sign extend to @1's type and than AND with C. + +2016-12-10 Jakub Jelinek <jakub@redhat.com> + + PR fortran/78758 + * tree-object-size.c (compute_object_offset) <case ARRAY_REF>: Handle + non-zero low bound or non-standard element sizes. + + PR sanitizer/78708 + * lto-streamer-in.c (input_function): In addition to debug stmts + without -g, remove IFN_*SAN_* calls if corresponding flag_sanitize + bit is not enabled. + +2016-12-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + * config/rs6000/rs6000-passes.def: New file. + * config/rs6000/rs6000-protos.h: Declare make_pass_analyze_swaps. + * config/rs6000/rs6000.c (rs6000_option_override): Remove + registration of machine-specific passes. + (pass_analyze_swaps::clone): New function. + * config/rs6000/t-rs6000: Define PASSES_EXTRA. + +2016-12-09 Kugan Vivekanandarajah <kuganv@linaro.org> + + PR ipa/78721 + * ipa-cp.c (propagate_vr_accross_jump_function): Call + drop_tree_overflow after fold_convert. + +2016-12-09 Jakub Jelinek <jakub@redhat.com> + + PR target/72742 + * config/rs6000/rs6000.md (*and<mode>3_imm_mask_dot, + *and<mode>3_imm_mask_dot2): Add rs6000_is_valid_and_mask to insn + condition. + +2016-12-09 Segher Boessenkool <segher@kernel.crashing.org> + + PR target/78683 + * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Use + GET_MODE_BITSIZE. Return 2. + (CTZ_DEFINED_VALUE_AT_ZERO): Use GET_MODE_BITSIZE. Return 2. Handle + TARGET_POPCNTD the same as TARGET_CTZ. + * config/rs6000/rs6000.md (ctz<mode>2): Reimplement. + (ffs<mode>2): Reimplement. + +2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com> + + PR rtl-optimization/78255 + * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if + NO_FUNCTION_CSE is true. + +2016-12-09 Cesar Philippidis <cesar@codesourcery.com> + + PR ipa/78027 + * ipa-icf.c (sem_function::parse): Don't process functions with + oacc decl attributes, as they may be OpenACC routines. + +2016-12-09 David Malcolm <dmalcolm@redhat.com> + + * rtl.h (get_mem_attrs): Add "const" qualifier to returned + pointer. + +2016-12-09 Nathan Sidwell <nathan@acm.org> + + PR C++/78550 + * convert.c (convert_to_integer_1): Maybe fold conversions to + integral types with fewer bits than its mode. + +2016-12-09 Martin Liska <mliska@suse.cz> + + * tree-pretty-print.c (pretty_print_string): Escape non-printable + chars in strings. + +2016-12-09 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/78726 + * tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP + argument. For lhs uses in debug stmts, don't replace lhs with + new_lhs, but with a debug temp set to new_lhs opcode op. + (make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and + OP down to make_new_ssa_for_def. + (zero_one_operation): Call make_new_ssa_for_all_defs even when + stmts_to_fix is empty, if *def has not changed yet. Pass + OPCODE to make_new_ssa_for_all_defs. + +2016-12-08 Martin Sebor <msebor@redhat.com> + + PR c/78284 + * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New + identifier tree nodes. + (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list. + (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same. + (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same. + (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same. + (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same. + * builtins.c (expand_builtin_alloca): Call + maybe_warn_alloc_args_overflow. + * builtins.def (aligned_alloc, calloc, malloc, realloc): + Add attribute alloc_size. + (alloca): Add attribute alloc_size and returns_nonnull. + * calls.h (maybe_warn_alloc_args_overflow): Declare. + * calls.c (alloc_max_size, operand_signed_p): New functions. + (maybe_warn_alloc_args_overflow): Define. + (initialize_argument_information): Diagnose overflow in functions + declared with attaribute alloc_size. + * doc/invoke.texi (Warning Options): Document -Walloc-zero and + -Walloc-size-larger-than. + +2016-12-08 Vladimir Makarov <vmakarov@redhat.com> + + PR rtl-optimization/78671 + * lra-assign.c (find_hard_regno_for_1): Check prohibited regs for an + allocno class. + +2016-12-08 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P. + (HARD_REGNO_NREGS_HAS_PADDING): Ditto. Simplify macro. + +2015-12-08 Wilco Dijkstra <wdijkstr@arm.com> + + PR target/78733 + * config/aarch64/aarch64.c (aarch64_classify_address): + Set load_store_pair_p for TImode and TFmode. + +2016-12-08 David Malcolm <dmalcolm@redhat.com> + + * emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and + regno_reg_rtx resizing logic to... + (emit_status::ensure_regno_capacity): ...this new method, + and ensure that the buffers are large enough. + (init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc + rather than ggc_vec_alloc. + * function.h (emit_status::ensure_regno_capacity): New method. + +2016-12-08 Dmitry Vyukov <dvyukov@google.com> + + * opts.c (finish_options): Enable -fsanitize-address-use-after-scope + only if -fsanitize=address is enabled (not -fsanitize=kernel-address). + * doc/invoke.texi (-fsanitize=kernel-address): + Don't say that it enables -fsanitize-address-use-after-scope. + +2016-12-08 Bin Cheng <bin.cheng@arm.com> + + PR middle-end/78684 + * tree-vect-loop-manip.c (create_intersect_range_checks_index): Check + sign bit for index step of data reference. + +2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com> + + * config/aarch64/aarch64.c (aarch64_load_symref_appropriately): + Handle SYMBOL_SMALL_TLSGD for ILP32. + * config/aarch64/aarch64.md : tlsgd_small modified into + tlsgd_small_<mode> to support SImode and DImode. + *tlsgd_small modified into *tlsgd_small_<mode> to support SImode and + DImode. + +2016-12-08 Andrew Pinski <apinski@cavium.com> + + * config/aarch64/aarch64.c (aarch64_load_symref_appropriately): + Access the lower part of RTX appropriately. + +2016-12-07 David Malcolm <dmalcolm@redhat.com> + + * genpreds.c (write_tm_constrs_h): Update for renaming of + rtx_reader_ptr to md_reader_ptr. + (write_tm_preds_h): Likewise. + (write_insn_preds_c): Likewise. + * read-md.c (rtx_reader_ptr): Rename to... + (md_reader_ptr): ...this, and convert from an + rtx_reader * to a md_reader *. + (rtx_reader::set_md_ptr_loc): Rename to... + (md_reader::set_md_ptr_loc): ...this. + (rtx_reader::get_md_ptr_loc): Rename to... + (md_reader::get_md_ptr_loc): ...this. + (rtx_reader::copy_md_ptr_loc): Rename to... + (md_reader::copy_md_ptr_loc): ...this. + (rtx_reader::fprint_md_ptr_loc): Rename to... + (md_reader::fprint_md_ptr_loc): ...this. + (rtx_reader::print_md_ptr_loc): Rename to... + (md_reader::print_md_ptr_loc): ...this. + (rtx_reader::join_c_conditions): Rename to... + (md_reader::join_c_conditions): ...this. + (rtx_reader::fprint_c_condition): ...this. + (rtx_reader::print_c_condition): Rename to... + (md_reader::print_c_condition): ...this. + (fatal_with_file_and_line): Update for renaming of + rtx_reader_ptr to md_reader_ptr. + (rtx_reader::require_char): Rename to... + (md_reader::require_char): ...this. + (rtx_reader::require_char_ws): Rename to... + (md_reader::require_char_ws): ...this. + (rtx_reader::require_word_ws): Rename to... + (md_reader::require_word_ws): ...this. + (rtx_reader::read_char): Rename to... + (md_reader::read_char): ...this. + (rtx_reader::unread_char): Rename to... + (md_reader::unread_char): ...this. + (rtx_reader::peek_char): Rename to... + (md_reader::peek_char): ...this. + (rtx_reader::read_name): Rename to... + (md_reader::read_name): ...this. + (rtx_reader::read_escape): Rename to... + (md_reader::read_escape): ...this. + (rtx_reader::read_quoted_string): Rename to... + (md_reader::read_quoted_string): ...this. + (rtx_reader::read_braced_string): Rename to... + (md_reader::read_braced_string): ...this. + (rtx_reader::read_string): Rename to... + (md_reader::read_string): ...this. + (rtx_reader::read_skip_construct): Rename to... + (md_reader::read_skip_construct): ...this. + (rtx_reader::handle_constants): Rename to... + (md_reader::handle_constants): ...this. + (rtx_reader::traverse_md_constants): Rename to... + (md_reader::traverse_md_constants): ...this. + (rtx_reader::handle_enum): Rename to... + (md_reader::handle_enum): ...this. + (rtx_reader::lookup_enum_type): Rename to... + (md_reader::lookup_enum_type): ...this. + (rtx_reader::traverse_enum_types): Rename to... + (md_reader::traverse_enum_types): ...this. + (rtx_reader::rtx_reader): Rename to... + (md_reader::md_reader): ...this, and update for renaming of + rtx_reader_ptr to md_reader_ptr. + (rtx_reader::~rtx_reader): Rename to... + (md_reader::~md_reader): ...this, and update for renaming of + rtx_reader_ptr to md_reader_ptr. + (rtx_reader::handle_include): Rename to... + (md_reader::handle_include): ...this. + (rtx_reader::handle_file): Rename to... + (md_reader::handle_file): ...this. + (rtx_reader::handle_toplevel_file): Rename to... + (md_reader::handle_toplevel_file): ...this. + (rtx_reader::get_current_location): Rename to... + (md_reader::get_current_location): ...this. + (rtx_reader::add_include_path): Rename to... + (md_reader::add_include_path): ...this. + (rtx_reader::read_md_files): Rename to... + (md_reader::read_md_files): ...this. + * read-md.h (class rtx_reader): Split into... + (class md_reader): ...new class. + (rtx_reader_ptr): Rename to... + (md_reader_ptr): ...this, and convert to a md_reader *. + (class noop_reader): Update base class to be md_reader. + (class rtx_reader): Reintroduce as a subclass of md_reader. + (rtx_reader_ptr): Reintroduce as a rtx_reader *. + (read_char): Update for renaming of rtx_reader_ptr to + md_reader_ptr. + (unread_char): Likewise. + * read-rtl.c (rtx_reader_ptr): New global. + (rtx_reader::apply_iterator_to_string): Rename to... + (md_reader::apply_iterator_to_string): ...this. + (rtx_reader::copy_rtx_for_iterators): Rename to... + (md_reader::copy_rtx_for_iterators): ...this. + (rtx_reader::read_conditions): Rename to... + (md_reader::read_conditions): ...this. + (rtx_reader::record_potential_iterator_use): Rename to... + (md_reader::record_potential_iterator_use): ...this. + (rtx_reader::read_mapping): Rename to... + (md_reader::read_mapping): ...this. + (rtx_reader::read_rtx): Use rtx_reader_ptr when calling + read_rtx_code. + (rtx_reader::read_rtx_operand): Use get_string_obstack rather + than directly accessing m_string_obstack. + (rtx_reader::rtx_reader): New ctor. + (rtx_reader::~rtx_reader): New dtor. + +2016-12-07 Martin Sebor <msebor@redhat.com> + + PR middle-end/77784 + PR middle-end/78149 + PR middle-end/78138 + + * builtins.c (expand_builtin_strcat, expand_builtin_strncat): New + functions. + (compute_dest_size, get_size_range, check_sizes, check_strncat_sizes) + (check_memop_sizes): Same. + (expand_builtin_memcpy): Call check memop_sizes. + (expand_builtin_mempcpy): Same. + (expand_builtin_memset): Same, + (expand_builtin_bzero): Same. + (expand_builtin_memory_chk): Call check_sizes. + (expand_builtin_strcpy): Same. + (expand_builtin_strncpy): Same. + (maybe_emit_sprintf_chk_warning): Same. + (expand_builtin): Handle strcat and strncat. + (fini_object_sizes): Reset pointers. + (compute_object_size): New function. + * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): + Avoid issuing warnings also issued during built-in expansion. + * doc/invoke.texi (Warning Options): Document -Wstringop-overflow. + +2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/72717 + * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the + V2DImode elements are SUBREG's convert the result into DImode + rather than failing in emit_move_insn. + +2016-12-07 Jakub Jelinek <jakub@redhat.com> + + * builtins.c (fold_builtin_strstr): Removed. + (fold_builtin_2): Don't call fold_builtin_strstr. + * gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr + earlier in the strrchr (x, 0) -> strchr (x, 0) optimization. + (gimple_fold_builtin_strstr): New function. + (gimple_fold_builtin): Call it. + * fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR. + + PR c++/78692 + * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs + var to lhs of new_stmt right before noreturn handling rather than to + lhs of e->call_stmt early. + +2016-12-07 David Malcolm <dmalcolm@redhat.com> + + * read-md.c (rtx_reader::require_char): New method. + (require_char_ws): Convert from function to... + (rtx_reader::require_char_ws): ...method. + (rtx_reader::require_word_ws): New method. + * read-md.h (rtx_reader::require_char): New method decl. + (require_char_ws): Remove global decl in favor of... + (rtx_reader::require_char_ws): ...new method decl. + (rtx_reader::require_word_ws): New method decl. + (rtx_reader::peek_char): New method decl. + +2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com> + + PR rtl-optimization/78617 + * lra-remat.c (do_remat): Initialize live_hard_regs from live in + registers, also setting hard registers mapped to pseudo registers. + +2016-12-07 David Malcolm <dmalcolm@redhat.com> + + * cfgexpand.c (pass_expand::execute): Move stack initializations + to rtl_data::init_stack_alignment and call it. + * emit-rtl.c (rtl_data::init_stack_alignment): New method. + * emit-rtl.h (rtl_data::init_stack_alignment): New method. + +2016-12-07 Wilco Dijkstra <wdijkstr@arm.com> + + * gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf. + (ira): Move initialization of crtl->is_leaf earlier. + +2016-12-07 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64.md (movti_aarch64): Change Ump to m. + (movtf_aarch64): Likewise. + * config/aarch64/aarch64.c (aarch64_classify_address): + Use correct intersection of offsets. + (aarch64_legitimize_address_displacement): Use 9-bit signed offsets. + (aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode. + Use 7-bit signed scaled mode for modes > 16 bytes. + +2016-12-07 James Greenhalgh <james.greenhalgh@arm.com> + + PR rtl-optimization/78561 + * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use + constant_pool_empty_p in place of get_pool_size_upper_bound. + (rs6000_stack_info): Likewise. + (rs6000_emit_prologue): Likewise. + (rs6000_elf_declare_function_name): Likewise. + (rs6000_set_up_by_prologue): Likewise. + (rs6000_can_eliminate): Likewise. + * output.h (get_pool_size_upper_bound): Delete. + (constant_pool_empty_p): New. + * varasm.c (get_pool_size_upper_bound): Delete + (constant_pool_empty_p): New. + +2016-12-07 Bin Cheng <bin.cheng@arm.com> + + PR tree-optimization/78691 + * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)): + Require integral type for the outer expression. + +2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com> + + * config/aarch64/aarch64.c + (aarch64_builtin_support_vector_misalignment): New. + (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define. + +2016-12-06 David Malcolm <dmalcolm@redhat.com> + + PR bootstrap/78705 + * config/i386/i386.c (ix86_test_dumping_memory_blockage): + Conditionalize the string comparison on Pmode == DImode. + +2016-12-06 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/67955 + * tree-ssa-alias.c (same_addr_size_stores_p): New function. + (stmt_kills_ref_p): Use it. + +2016-12-06 Eric Botcazou <ebotcazou@adacore.com> + + PR middle-end/78700 + * calls.c (expand_call): Move back call to prepare_call_address. + +2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/78658 + * config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of + ?* constraints for the ISA 3.0 patterns, so the register allocator + is more likely to allocate QImode/HImode to vector registers for + conversion to floating point unless a reload is needed. + (zero_extendhi<mode>2): Likewise. + (float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the + first alternative which is converting QImode/HImode to floating + point and the QImode/HImode value is in a vector register, and + does not allocate the second pseudo register. Remove zero + extending into traditional floating point registers, since the + instruction used only works on traditional altivec registers. + (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise. + +2016-12-06 David Malcolm <dmalcolm@redhat.com> + + * config/i386/i386.c: Include print-rtl.h. + (selftest::ix86_test_dumping_memory_blockage): New function. + (selftest::ix86_run_selftests): Call it. + * print-rtl-function.c (print_rtx_function): Create an + rtx_reuse_manager and use it. + * print-rtl.c: Include "rtl-iter.h". + (rtx_writer::rtx_writer): Add reuse_manager param. + (rtx_reuse_manager::rtx_reuse_manager): New ctor. + (uses_rtx_reuse_p): New function. + (rtx_reuse_manager::preprocess): New function. + (rtx_reuse_manager::has_reuse_id): New function. + (rtx_reuse_manager::seen_def_p): New function. + (rtx_reuse_manager::set_seen_def): New function. + (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a + prefix the first time in_rtx is seen, and print reuse_rtx + subsequently. + (print_inline_rtx): Supply NULL for new reuse_manager param. + (debug_rtx): Likewise. + (print_rtl): Likewise. + (print_rtl_single): Likewise. + (rtx_writer::print_rtl_single_with_indent): Likewise. + * print-rtl.h: Include bitmap.h when building for host. + (rtx_writer::rtx_writer): Add reuse_manager param. + (rtx_writer::m_rtx_reuse_manager): New field. + (class rtx_reuse_manager): New class. + * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager + param and use it when constructing rtx_writer. + (selftest::test_dumping_rtx_reuse): New function. + (selftest::rtl_tests_c_tests): Call it. + * selftest-rtl.h (class rtx_reuse_manager): New forward decl. + (selftest::assert_rtl_dump_eq): Add reuse_manager param. + (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param. + (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro. + +2016-12-06 Vladimir Makarov <vmakarov@redhat.com> + + PR target/77761 + * lra-lives.c (process_bb_lives): Update biggest mode for + implicitly used hard reg. + +2016-12-06 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/predicates.md (general_gr_operand): New predicate. + * config/i386/i386.md (TImode and DImode push_operand splitter): + Use general_gr_operand. Macroize using DWI mode macro. + (TImode and DImode nonimmediate_operand splitter): Use + nonimmediate_gr_operand and general_gr_operand. Macroize using + DWI mode macro. + (TF/XF/DFmode push_operand splitter): Use general_gr_operand. + (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand + and general_gr_operand. + (XFmode nonimmediate_operand splitter): Ditto. + (DFmode nonimmediate_operand splitter): Ditto. + * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto. + +2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into + alphabetical order with respect to other ARMv8 processors. + * config/arm/arm-tables.opt: Regenerate. + * config/arm/arm-tune.md: Likewise. + +2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com> + + * config/mips/mips.c (mips_expand_builtin_insn): Check input + ranges of literal integer arguments. + +2016-12-06 Aldy Hernandez <aldyh@redhat.com> + + PR middle-end/78548 + * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of + destroy_predicate_vecs. + (uninit_uses_cannot_happen): Make uninit_preds a scalar. + +2016-12-06 Aldy Hernandez <aldyh@redhat.com> + + PR middle-end/78566 + * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change + argument type to a pred_chain. + (can_chain_union_be_invalidated_p): Use pred_chain instead of a + worklist. + (flatten_out_predicate_chains): Remove. + (uninit_uses_cannot_happen): Rename from + uninit_ops_invalidate_phi_use. + Change logic so that we are checking that the PHI use will + invalidate _ALL_ possibly uninitialized operands. + (is_use_properly_guarded): Rename call to + uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen. + +2016-12-06 Tamar Christina <tamar.christina@arm.com> + + * gcc/config/aarch64/arm_neon.h + (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added. + (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise. + (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise. + (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise. + (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise. + (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise. + (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise. + (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise. + (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise. + (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise. + (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise. + (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise. + (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise. + (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise. + +2016-12-06 Jakub Jelinek <jakub@redhat.com> + + PR c++/71537 + * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0) + plus offset is non-zero. For maybe_nonzero_address decl base0, + require indirect_base0. + + PR c++/71537 + * fold-const-call.c (fold_const_call_1): Remove memchr handling here. + (fold_const_call) <case CFN_BUILT_IN_STRNCMP, + case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements. + (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0 + and arguments have no side-effects, return 0. + (fold_const_call): Handle CFN_BUILT_IN_MEMCHR. + + PR c++/71537 + * fold-const-call.c (fold_const_call): Handle + CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}. + + PR tree-optimization/78675 + * tree-vect-loop.c (vectorizable_live_operation): For + VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision + instead of TREE_TYPE (vectype) for the BIT_FIELD_REF. + +2016-12-06 Eric Botcazou <ebotcazou@adacore.com> + + PR middle-end/78642 + * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition. + (copy_rtx_if_shared_1) <CLOBBER>: Likewise. + (copy_insn_1) <CLOBBER>: Likewise. + +2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/78688 + * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE + instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about + comparing signed to unsigned values. + (FUNCTION_ARG_REGNO_P): Likewise. + +2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + Stefan Freudenberger <stefan@reservoir.com> + + PR tree-optimization/78646 + * gimple-ssa-strength-reduction.c (replace_ref): The pointer + addition used for the memory base expression should have the type + of the candidate. + +2016-12-05 Waldemar Brodkorb <wbx@openadk.org> + + PR target/71721 + * config.gcc (*-*-uclinux*): Enable posix threads. + +2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com> + + * config/i386/avx512bwintrin.h: Add new k-mask intrinsics. + * config/i386/avx512dqintrin.h: Ditto. + * config/i386/avx512fintrin.h: Ditto. + * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR, + UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR, + UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI, + UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT, + UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT, + UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New + function types. + * config/i386/i386-builtin.def (__builtin_ia32_knotqi, + __builtin_ia32_knotsi, __builtin_ia32_knotdi, + __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi, + __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi, + __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi, + __builtin_ia32_kxordi, __builtin_ia32_kandqi, + __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi, + __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New. + * config/i386/i386.c (ix86_expand_args_builtin): Handle new types. + +2016-12-05 Segher Boessenkool <segher@kernel.crashing.org> + + * combine.c: Revert r243162. + +2016-12-05 Paolo Bonzini <bonzini@gnu.org> + + * match.pd: Simplify X ? C : 0 where C is a power of 2 and + X tests a single bit. + +2016-12-05 Nathan Sidwell <nathan@acm.org> + + * diagnostic.c (diagnostic_check_max_errors): New, broken out of ... + (diagnostic_action_after_output): ... here. + (diagnostic_report_diagnostic): Call it for non-notes. + * diagnostic.h (struct diagnostic_context): Make max_errors signed int. + (diagnostic_check_max_errors): Declare. + +2016-12-05 Cupertino Miranda <cmiranda@synopsys.com> + + * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs. + (ENDFILE_SPEC): Likewise. + +2016-12-05 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove. + * config/arc/arc.c (arc_unspec_offset): New function. + (arc_finalize_pic): Change. + (arc_emit_call_tls_get_addr): Likewise. + (arc_legitimize_tls_address): Likewise. + (arc_legitimize_pic_address): Likewise. + (insn_is_tls_gd_dispatch): Remove. + * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change. + * config/arc/arc.md (ls_gd_load): Remove unused pattern. + (tls_gd_dispatch): Likewise. + +2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com> + + * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef + location. + +2016-12-05 Eric Botcazou <ebotcazou@adacore.com> + + * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to... + (sparc_split_reg_mem_legitimate): ...this. + (sparc_split_reg_mem): Declare. + (sparc_split_mem_reg): Likewise. + (sparc_split_regreg_legitimate): Rename to... + (sparc_split_reg_reg_legitimate): ...this. + * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to... + (sparc_split_reg_mem_legitimate): ...this. + (sparc_split_reg_mem): New function. + (sparc_split_mem_reg): Likewise. + (sparc_split_regreg_legitimate): Rename to... + (sparc_split_reg_reg_legitimate): ...this. + (sparc_split_reg_reg): New function. + * config/sparc/sparc.md (lra): Remove "none" value. + (enabled): Adjust to above change. + (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others. + (DImode splitters): Adjust to above renamings and use new functions. + (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others. + (DFmode splitters): Adjust to above renamings and use new functions. + (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W + constraint in conjunction with e. + (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y) + alternative and reorder others. + (VM64:mode splitters): Adjust to above renamings and use new functions. + +2016-12-04 Martin Sebor <msebor@redhat.com> + + PR c/78668 + * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New + identifier tree nodes. + (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list. + (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same. + (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same. + (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same. + (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same. + * builtins.def (aligned_alloc, calloc, malloc, realloc): + Add attribute alloc_size. + (alloca): Add attribute alloc_size and returns_nonnull. + +2016-12-04 Uros Bizjak <ubizjak@gmail.com> + + PR target/70322 + * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG. + (dimode_scalar_chain::compute_convert_gain): Ditto. + (dimode_scalar_chain::convert_insn): Ditto. + +2016-12-03 Eric Botcazou <ebotcazou@adacore.com> + + * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all + cases to build a lowpart SUBREG. + +2016-12-03 Eric Botcazou <ebotcazou@adacore.com> + David S. Miller <davem@davemloft.net> + + * config/sparc/constraints.md (U): Adjust comment. + * config/sparc/sparc.md (lra): New attribute. + (enabled): For base instructions, if the lra attribute is set, + return 1 if it is in keeping with TARGET_LRA. + (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U + constraint and duplicate them with U replaced by r. + (*movdf_insn_sp32): Likewise. + (*mov<VM64:mode>_insn_sp32): Likewise. + (*movtf_insn_sp32): Remove alternatives mentioning U constraint. + +2016-12-02 Jeff Law <law@redhat.com> + + * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused + variable main_variant. + +2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by + default on PowerPC linux systems. + +2016-12-02 Segher Boessenkool <segher@kernel.crashing.org> + + PR rtl-optimization/78638 + * simplify-rtx.c (simplify_truncation): M2 is not mode, it is + GET_MODE (op). Fix this. + +2016-12-02 David Malcolm <dmalcolm@redhat.com> + + PR bootstrap/78616 + * selftest.c (selftest::assert_strndup_eq): Rename to... + (selftest::assert_xstrndup_eq): ...this, and remove call to + strndup. + (selftest::test_strndup): Rename to... + (selftest::test_xstrndup): ...this, updating for above renaming. + (selftest::test_libiberty): Update for renaming. + +2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/78639 + * config/rs6000/rs6000.md (movdi_internal64): Fix typo in + subversion id 242679 that causes the wrong store instruction to be + generated if a DImode is in an Altivec register using REG+REG + addressing. + +2016-12-02 Uros Bizjak <ubizjak@gmail.com> + + PR target/70322 + * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative + and corresponding post-reload splitter. + +2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/aarch64/aarch64.h (machine_function): Add + reg_is_wrapped_separately field. + * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant. + * config/aarch64/aarch64.c (emit_set_insn): Change return type to + rtx_insn *. + (aarch64_save_callee_saves): Don't save registers that are wrapped + separately. + (aarch64_restore_callee_saves): Don't restore registers that are + wrapped separately. + (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p, + aarch64_offset_7bit_signed_scaled_p): Move earlier in the file. + (aarch64_get_separate_components): New function. + (aarch64_get_next_set_bit): Likewise. + (aarch64_components_for_bb): Likewise. + (aarch64_disqualify_components): Likewise. + (aarch64_emit_prologue_components): Likewise. + (aarch64_emit_epilogue_components): Likewise. + (aarch64_set_handled_components): Likewise. + (aarch64_process_components): Likewise. + (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS, + TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB, + TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS, + TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS, + TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS, + TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define. + +2016-12-02 Martin Jambor <mjambor@suse.cz> + + * passes.def: Move pass_rebuild_cgraph_edges to the end of + pass_build_ssa_passes. + +2016-12-02 Uros Bizjak <ubizjak@gmail.com> + + * config/alpha/alpha.md (exception_receiver): Copy + alpha_gp_ave_rtx return value. + +2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com> + + * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection + for several include directories that may be relative to sysroot. + * config/i386/x-mingw32 (gplus_includedir): Define. + (gplus_tool_includedir, gplus_backward_include_dir): Likewise. + (native_system_includedir): Likewise. + * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not + override if TARGET_SYSTEM_ROOT is defined. + (NATIVE_SYSTEM_HEADER_DIR): Likewise. + +2016-12-02 Jakub Jelinek <jakub@redhat.com> + + PR target/70322 + * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT. + (dimode_scalar_chain::compute_convert_gain): Likewise. + (dimode_scalar_chain::convert_insn): Likewise. + * config/i386/i386.md (*one_cmpldi2_doubleword): New + define_insn_and_split. + (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM. + + PR target/78614 + * rtl.c (copy_rtx): Don't clear used flag here. + (shallow_copy_rtx_stat): Clear used flag here unless code the rtx + is shareable. + * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with + 'E' in format, copy all vectors. + * emit-rtl.c (copy_insn_1): Don't clear used flag here. + * valtrack.c (cleanup_auto_inc_dec): Likewise. + * config/rs6000/rs6000.c (rs6000_frame_related): Likewise. + +2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com> + Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/arm-builtins.c (arm_builtins): Define + ARM_BUILTIN_CMSE_NONSECURE_CALLER. + (bdesc_2arg): Add line for cmse_nonsecure_caller. + (arm_init_builtins): Handle cmse_nonsecure_caller. + (arm_expand_builtin): Likewise. + * config/arm/arm_cmse.h (cmse_nonsecure_caller): New. + +2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com> + Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/arm.c (detect_cmse_nonsecure_call): New. + (cmse_nonsecure_call_clear_caller_saved): New. + (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved. + (arm_function_ok_for_sibcall): Disable sibcalls for + cmse_nonsecure_call. + * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New. + * config/arm/arm.md (call): Handle cmse_nonsecure_entry. + (call_value): Likewise. + (nonsecure_call_internal): New. + (nonsecure_call_value_internal): New. + * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New. + (*nonsecure_call_value_reg_thumb1_v5): New. + * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New. + (*nonsecure_call_value_reg_thumb2): New. + * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New. + +2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com> + Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/arm.c (gimplify.h): New include. + (arm_handle_cmse_nonsecure_call): New. + (arm_attribute_table): Added cmse_nonsecure_call. + (arm_comp_type_attributes): Deny compatibility of function types + with without the cmse_nonsecure_call attribute. + * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute. + +2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com> + Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/arm.c (output_return_instruction): Clear + registers. + (thumb2_expand_return): Likewise. + (thumb1_expand_epilogue): Likewise. + (thumb_exit): Likewise. + (arm_expand_epilogue): Likewise. + (cmse_nonsecure_entry_clear_before_return): New. + (comp_not_to_clear_mask_str_un): New. + (compute_not_to_clear_mask): New. + * config/arm/thumb1.md (*epilogue_insns): Change length attribute. + * config/arm/thumb2.md (*thumb2_return): Disable for + cmse_nonsecure_entry functions. + (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for + cmse_nonsecure_entry functions. + +2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com> + Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/arm.c (use_return_insn): Change to return with bxns + when cmse_nonsecure_entry. + (output_return_instruction): Likewise. + (arm_output_function_prologue): Likewise. + (thumb_pop): Likewise. + (thumb_exit): Likewise. + (thumb2_expand_return): Assert that entry functions always have simple + returns. + (arm_expand_epilogue): Handle entry functions. + (arm_function_ok_for_sibcall): Disable sibcall for entry functions. + (arm_asm_declare_function_name): New. + * config/arm/arm-protos.h (arm_asm_declare_function_name): New. + * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to + use arm_asm_declare_function_name. + +2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com> + Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New. + (arm_attribute_table): Added cmse_nonsecure_entry + (arm_compute_func_type): Handle cmse_nonsecure_entry. + (cmse_func_args_or_return_in_stack): New. + (arm_handle_cmse_nonsecure_entry): New. + * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define. + (IS_CMSE_ENTRY): Likewise. + * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute. + +2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com> + Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config.gcc (extra_headers): Added arm_cmse.h. + * config/arm/arm-arches.def (ARM_ARCH): + (armv8-m): Add FL2_CMSE. + (armv8-m.main): Likewise. + (armv8-m.main+dsp): Likewise. + * config/arm/arm-c.c + (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro. + * config/arm/arm-flags.h: Define FL2_CMSE. + * config/arm.c (arm_arch_cmse): New. + (arm_option_override): New error for unsupported cmse target. + * config/arm/arm.h (arm_arch_cmse): New. + * config/arm/arm.opt (mcmse): New. + * config/arm/arm_cmse.h: New file. + * doc/invoke.texi (ARM Options): Add -mcmse. + * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target. + * doc/extend.texi: Add ARMv8-M Security Extensions entry. + +2016-12-02 Georg-Johann Lay <avr@gjlay.de> + + * config/avr/avr.c: Fix coding rule glitches. + +2016-12-02 Martin Jambor <mjambor@suse.cz> + + * hsa.c (hsa_callable_function_p): Return false for artificial + functions. + +2016-12-02 James Greenhalgh <james.greenhalgh@arm.com> + + PR rtl-optimization/78561 + * varasm.c (recompute_pool_offsets): New. + (output_constant_pool): Call it. + +2016-12-02 James Greenhalgh <james.greenhalgh@arm.com> + + PR rtl-optimization/78561 + * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename + get_pool_size to get_pool_size_upper_bound. + (rs6000_stack_info): Likewise. + (rs6000_emit_prologue): Likewise. + (rs6000_elf_declare_function_name): Likewise. + (rs6000_set_up_by_prologue): Likewise. + (rs6000_can_eliminate): Likewise, reformat spaces to tabs. + * output.h (get_pool_size): Rename to... + (get_pool_size_upper_bound): ...This. + * varasm.c (get_pool_size): Rename to... + (get_pool_size_upper_bound): ...This. + +2016-12-02 Bin Cheng <bin.cheng@arm.com> + + * match.pd: Add new pattern: + (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2). + +2016-12-02 Nathan Sidwell <nathan@acm.org> + + * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous + braces. + +2016-12-02 Aldy Hernandez <aldyh@redhat.com> + + PR middle-end/78328 + * gimple-ssa-warn-alloca.c (alloca_call_type): Handle + VR_ANTI_RANGE. + +2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing + problem. + +2016-12-02 Georg-Johann Lay <avr@gjlay.de> + + * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field. + * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument. + * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash. + * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use + avr_mcu_types.flash_size to compute default value. + * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use + mcu->flash_size to compute value for spec. + +2016-12-02 Georg-Johann Lay <avr@gjlay.de> + + * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata. + * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint + about linker description to avoid progmem altogether. + [absdata]: Point to -mabsdata option. + +2016-12-02 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/78547 + * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and + DECL_INCOMING_RTL is not shared. + * config/i386/i386.c (convert_scalars_to_vectors): If any + insns have been converted, adjust all parameter's DEC_RTL and + DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have + TImode. + + PR rtl-optimization/78575 + * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use + DF infrastructure to wrap all V1TImode reg uses into TImode subreg + if not already wrapped in a subreg. Make sure df_insn_rescan does not + affect further iterations. + +2016-12-02 Martin Liska <mliska@suse.cz> + + PR ipa/78555 + * sreal.c (sreal::to_int): Make absolute value before shifting. + (sreal::operator/): Likewise. + (sreal_verify_negative_division): New test. + (void sreal_c_tests): Call the new test. + * sreal.h (sreal::normalize_up): Use new SREAL_ABS and + SREAL_SIGN macros. + (sreal::normalize_down): Likewise. + +2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com> + + * combine.c (combine_simplify_rtx): Suppress replacement of + "(and (reg) (const_int bit))" with "if_then_else". + +2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com> + + PR target/77822 + * config/s390/s390.md ("extzv") + ("*extzv<mode><clobbercc_or_nocc>") + ("*extzvdi<clobbercc_or_nocc>_lshiftrt") + ("*<risbg_n>_ior_and_sr_ze") + ("*extract1bitdi<clobbercc_or_nocc>") + ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift") + ("*insv_rnsbg_srl", "*insv<mode>_mem_reg") + ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE + to validate the arguments of zero_extract and sign_extract. + +2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com> + + PR target/77822 + * rtl.h (EXTRACT_ARGS_IN_RANGE): New. + +2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New + function. + (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target + macro. + +2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/vector.md (vec_halfhalf): New mode iterator. + ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>") + ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi") + ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi") + ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi") + ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi") + ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si") + ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si") + ("vec_unpacku_lo_v4si"): New pattern definitions. + * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to + vector.md. + +2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390-protos.h (s390_reverse_condition): New + prototype. + * config/s390/s390.c (s390_canonicalize_comparison): Fold compares + of CC mode values. + (s390_reverse_condition): New function. + * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define + target macros. + +2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU) + (CCVHUANY): Remove modes. + (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and + documentation. + * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes. + (s390_expand_vec_compare_scalar): Pick one of the cc consumer + modes. + (s390_branch_condition_mask): Adjust to use the new cc consumer + modes. The new modes allow for proper reversal in the middle-end. + (s390_expand_vec_compare_cc): Determine the proper cc producer and + consumer modes for a comparison. + * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU + throughout the file. + * config/s390/vx-builtins.md: Likewise. + +2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com> + + * asan.c (asan_global_struct): Refactor. + (create_odr_indicator): New function. + (asan_needs_odr_indicator_p): Likewise. + (is_odr_indicator): Likewise. + (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's + constructor. + (asan_protect_global): Do not protect odr indicators. + +2016-12-01 Jeff Law <law@redhat.com> + + * tree-ssa-threadedge.c + (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary + propagation of operands if there are no operands. + +2016-12-02 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/78586 + * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR, + CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For + SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's + type is INTEGER_TYPE or POINTER_TYPE. + +2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org> + + PR target/78577 + * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2. + (vextuhrx): Likewise. + (vextuwlx): Likewise. + (vextuwrx): Likewise. + +2016-12-01 David Malcolm <dmalcolm@redhat.com> + + * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and + early_dwarf_finished. + +2016-12-01 Eric Botcazou <ebotcazou@adacore.com> + David S. Miller <davem@davemloft.net> + + * config/sparc/sparc.opt (mlra): New target option. + * config/sparc/sparc.c (TARGET_LRA_P): Define to... + (sparc_lra_p): ...this. New function. + (D_MODES, DF_MODES): Add missing cast. + * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not + provide these insns when flag_pic. + (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh, + setlm, sethm, setlo, embmedany_sethi, embmedany_losum, + embmedany_brsum, embmedany_textuhi, embmedany_texthi, + embmedany_textulo, embmedany_textlo): Likewise. + (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic. + +2016-12-01 David Edelsohn <dje.gcc@gmail.com> + + PR debug/66419 + PR c++/78235 + * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs. + +2016-12-01 Richard Biener <rguenther@suse.de> + Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to + memset if len-oldlen != 0. + (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise. + +2016-12-01 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2. + +2016-12-01 Georg-Johann Lay <avr@gjlay.de> + + * config/avr/avr.c: Fix coding rule glitches. + +2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de> + + PR tree-optimization/78598 + * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid + overflows. + +2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de> + + PR rtl-optimization/78596 + * combine.c (simplify_comparison): Cast to unsigned to avoid + left shifting of negative value. + +2016-12-01 Matthias Klose <doko@ubuntu.com> + + * doc/install.texi: Don't use pkg-config to check for bdw-gc. + +2016-12-01 Richard Biener <rguenther@suse.de> + + * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not + treat arrays with same type as objects that cannot overlap. + +2016-12-01 Georg-Johann Lay <avr@gjlay.de> + + * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible. + (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common) + (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito. + +2016-12-01 Jakub Jelinek <jakub@redhat.com> + + PR debug/78587 + * dwarf2out.c (loc_descr_plus_const): For negative offset use + uint_loc_descriptor instead of int_loc_descriptor and perform negation + in unsigned HOST_WIDE_INT type. + (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL. + + PR target/78614 + * config/rs6000/rs6000.c (rs6000_frame_related): Call + set_used_flags (pat) before any simplifications. Clear used flag on + PARALLEL copy. Don't guard add_reg_note call. Call + copy_rtx_if_shared on pat before storing it into + REG_FRAME_RELATED_EXPR. + +2016-12-01 Alan Modra <amodra@gmail.com> + + * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly + look inside UNSPEC_VSX_XXSPLTW vec. + +2016-12-01 Segher Boessenkool <segher@kernel.crashing.org> + + PR rtl-optimization/78607 + * combine.c (try_combine): Emit a barrier after a unconditional trap. + +2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/78602 + * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the + element is not a constant or in a register, force it to a + register. + + PR target/78560 + * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value + that will be set to a vector element to be in a register. + * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used + the wrong multiplier to convert the element number to a byte + offset. + +2016-11-30 Vladimir Makarov <vmakarov@redhat.com> + + PR tree-optimization/77856 + * lra-constraints.c (inherit_in_ebb): Check original regno for + invalid invariant regs too. Set only clobbered hard regs for the + invalid invariant regs. + +2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com> + + Commit files forgotten in r242966. + + * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member. + * config/avr/avr-devices.c (avr_mcu_types): Add flash size info. + * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded + prefix check to find wrap-around value, instead use MCU flash size. + For 8k flash devices, update link_pmem_wrap spec string to + add --pmem-wrap-around=8k. + * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from + here... + (LINK_SPEC): ...to here. + +2016-11-30 David Malcolm <dmalcolm@redhat.com> + + PR c/78498 + * selftest.c (selftest::assert_strndup_eq): New function. + (selftest::test_strndup): New function. + (selftest::test_libiberty): New function. + (selftest::selftest_c_tests): Call test_libiberty. + +2016-11-30 Segher Boessenkool <segher@kernel.crashing.org> + + PR rtl-optimization/78610 + * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF + instructions. + +2016-11-30 Bin Cheng <bin.cheng@arm.com> + + PR tree-optimization/78574 + * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop + header PHI that doesn't define biv. + +2016-11-30 Jakub Jelinek <jakub@redhat.com> + + * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of + reset_used_flags. + + * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid + sharing the SUBREG rtx between move and following insn. + + * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx + for REG_EQUIV argument. + +2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33. + +2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de> + + PR ipa/78555 + * real.c (real_hash): Add cast to avoid left + shifting of negative values. + +2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/78362 + * config/aarch64/aarch64.md (add<mode>3): Extract inner expression + from a subreg in operands[1] and don't call REGNO on a non-reg + expression when deciding to force operands[2] into a reg. + +2016-11-30 Claudiu Zissulescu <claziss@synopsys.com> + Andrew Burgess <andrew.burgess@embecosm.com> + + * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare. + * config/arc/arc.c (arc_store_addr_hazard_p): New function. + (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700. + * config/arc/arc700.md: Add define_bypass for store/load. + +2016-11-30 Martin Liska <mliska@suse.cz> + + * cgraph.c (symbol_table::initialize): Initialize + ipa_clones_dump_file. + (cgraph_node::remove): Report to ipa_clones_dump_file. + * cgraph.h: Add new argument (suffix) to cloning methods. + * cgraphclones.c (dump_callgraph_transformation): New function. + (cgraph_node::create_clone): New argument. + (cgraph_node::create_virtual_clone): Likewise. + (cgraph_node::create_version_clone): Likewise. + * dumpfile.c: Add .ipa-clones dump file. + * dumpfile.h (enum tree_dump_index): Add TDI_clones + * ipa-inline-transform.c (clone_inlined_nodes): Report operation + to dump_callgraph_transformation. + +2016-11-30 Martin Liska <mliska@suse.cz> + + PR sanitizer/78541 + * asan.c (asan_expand_mark_ifn): Properly + select a VAR_DECL from FRAME.* component reference. + +2016-11-30 Segher Boessenkool <segher@kernel.crashing.org> + + PR rtl-optimization/78583 + * simplify-rtx.c (simplify_truncation): Add check missing from the + previous commit. + +2016-11-30 Segher Boessenkool <segher@kernel.crashing.org> + + PR rtl-optimization/78590 + * combine.c (change_zero_ext): Transform zero_extend of subregs only + if the subreg_reg is a scalar integer mode. + +2016-11-30 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/78586 + * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or + TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR. + Don't build_int_cst min/max twice. Formatting fix. + +2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de> + + PR rtl-optimization/78588 + * combine.c (if_then_else_cond): Also guard against BLKmode. + * rtlanal.c (num_sign_bit_copies1): Add assert. + +2016-11-29 Jeff Law <law@redhat.com> + + * common/config/arc/arc-common.c (arc_handle_option): Remove unused + variables. + + * lra-constraints.c (check_and_process_move): Constrain the + range of DCLASS and SCLASS to avoid false positive out of bounds + array index warning. + +2016-11-29 David Malcolm <dmalcolm@redhat.com> + + * doc/install.texi (--with-target-bdw-gc): Remove stray '@'. + +2016-11-29 David Malcolm <dmalcolm@redhat.com> + + PR preprocessor/78569 + * input.c (get_substring_ranges_for_loc): Fail gracefully if + line directives were present. + +2016-11-30 Matthias Klose <doko@ubuntu.com> + + * doc/install.texi: Document configure options --enable-objc-gc + and --with-target-bdw-gc. + +2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/78594 + * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add + 'x' to stxsi<wd>x print pattern, so that QImode and HImode values + residing in traditional altivec registers can be stored + correctly. + +2016-11-29 Max Filippov <jcmvbkbc@gmail.com> + + PR target/78603 + * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero + overhead loop start between a call and its CALL_ARG_LOCATION + note. + +2016-11-29 Waldemar Brodkorb <wbx@openadk.org> + + * config/bfin/linux.h (CPP_SPEC): Define. + +2016-11-29 Martin Sebor <msebor@redhat.com> + + PR tree-optimization/78512 + * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove. + * config/rs6000/linux.h: Same. + * config/rs6000/linux64.h: Same. + * config/sol2.h: Same. + * config/sol2.c (solaris_printf_pointer_format): Remove. + * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove. + * doc/tm.texi: Regenerate. + * gimple-ssa-sprintf.c (format_pointer): Rempove. + (pass_sprintf_length::compute_format_length): Return bool. + (pass_sprintf_length::handle_gimple_call): Adjust. + * target.def (printf_pointer_format): Remove. + * targhooks.c (default_printf_pointer_format): Remove. + (linux_printf_pointer_format): Same. + * targhooks.h (default_printf_pointer_format): Remove. + (linux_printf_pointer_format, solaris_printf_pointer_format): Same. + +2016-11-29 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md. + (mshift): Ditto. + (SWI1248_AVX512BWDQ): Ditto. + (SWI1248_AVX512BW): Ditto. + (k<any_logic:code><mode>): Ditto. + (kandn<mode>): Ditto. + (kxnor<mode>): Ditto. + (knot<mode>): Ditto. + (*k<any_lshift:code><mode>): Ditto. + (kortestzhi, kortestchi): Ditto. + (kunpckhi, kunpcksi, kunpckdi): Ditto. + +2016-11-29 Andrew Pinski <apinski@cavium.com> + + * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node + for the EQ_EXPR. + +2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com> + + PR target/71331 + * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10 + to stack before call mcount. + (tilegx_can_use_return_insn_p): Clean up code. + +2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com> + + * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info. + +2016-11-29 David Malcolm <dmalcolm@redhat.com> + + PR c++/72774 + PR c++/72786 + PR c++/77922 + PR c++/78313 + * spellcheck.c (selftest::test_find_closest_string): Verify that + we don't offer the goal string as a suggestion. + * spellcheck.h (best_match::get_best_meaningful_candidate): Don't + offer the goal string as a suggestion. + + +2016-11-29 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc.c (arc_override_options): Avoid selection of + compact casesi for ARCv2. + +2016-11-29 Richard Biener <rguenther@suse.de> + + * tree-cfg.c (lower_phi_internal_fn): Do not look for further + PHIs after a regular stmt. + (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label + start a new BB. + +2016-11-29 Martin Liska <mliska@suse.cz> + + PR gcov-profile/78582 + * tree-profile.c (gimple_gen_time_profiler): Make one extra BB + to prevent PHI argument clash. + +2016-11-29 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc.opt (marclinux): Fix typo. + (marclinux_prof): Likewise. + +2016-11-29 Jiong Wang <jiong.wang@arm.com> + + * target.def (stack_protect_runtime_enabled_p): New. + * function.c (expand_function_end): Guard stack_protect_epilogue with + targetm.stack_protect_runtime_enabled_p. + * cfgexpand.c (pass_expand::execute): Likewise. + * calls.c (expand_call): Likewise. + * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it. + * doc/tm.texi: Regenerate. + +2016-11-29 Richard Biener <rguenther@suse.de> + + PR middle-end/78546 + * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case. + +2016-11-29 Janus Weil <janus@gcc.gnu.org> + + * doc/contrib.texi: Add a few missing gfortran contributors. + +2016-11-29 Segher Boessenkool <segher@kernel.crashing.org> + + * combine.c (change_zero_ext): Also handle extends from a subreg + to a mode bigger than that of the operand of the subreg. + +2016-11-29 Segher Boessenkool <segher@kernel.crashing.org> + + PR target/77687 + * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the + stack_restore_tie insn instead of stack_tie, for the SVR4 and + SPE ABIs. + * config/rs6000/rs6000.md (stack_restore_tie): New define_insn. + +2016-11-28 Segher Boessenkool <segher@kernel.crashing.org> + + * shrink-wrap.c (init_separate_shrink_wrap): Do not clear + head_components and tail_components. + (spread_components): New algorithm. + (emit_common_tails_for_components): Clear head_components and + tail_components. + (insert_prologue_epilogue_for_components): Write extra output to the + dump file for sibcalls and abnormal exits. + +2016-11-28 Segher Boessenkool <segher@kernel.crashing.org> + + PR rtl-optimization/78342 + * combine.c: Include "cfghooks.h". + (try_combine): If we create an unconditional trap, break the basic + block in two just after it, and remove the edge between; also, set + the *new_direct_jump_p flag so that cleanup_cfg is run. + +2016-11-28 Segher Boessenkool <segher@kernel.crashing.org> + + * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract + and sign_extract. + +2016-11-28 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (*and<mode>_1): Merge insn pattern from + *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line + output template string. + (*anddi_1): Use multi-line output template string. + (*andqi_1): Ditto. + +2016-11-28 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/78540 + * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void. + * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any + note has been removed. + * postreload.c (reload_combine_recognize_pattern): If + remove_reg_equal_equiv_notes returns true, call df_notes_rescan. + +2016-11-28 Martin Sebor <msebor@redhat.com> + + PR middle-end/78520 + * gimple-ssa-sprintf.c (target_max_value): Remove. + (target_int_max, target_size_max): Use TYPE_MAX_VALUE. + (get_width_and_precision): New function. + (format_integer, format_floating, get_string_length, format_string): + Correct handling of width and precision with unknown value. + (format_directive): Add warning. + (pass_sprintf_length::compute_format_length): Allow for precision + to consist of a sole period with no asterisk or digits after it. + +2016-11-28 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/78546 + * simplify-rtx.c (neg_const_int): When negating most negative + number in mode wider than HOST_BITS_PER_WIDE_INT, use + simplify_const_unary_operation to produce CONST_DOUBLE or + CONST_WIDE_INT. + (simplify_plus_minus): Handle the case where neg_const_int + doesn't return a CONST_INT. + +2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de> + + PR target/78556 + * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid + left shifting of negative values. + +2016-11-28 Jakub Jelinek <jakub@redhat.com> + + PR fortran/78298 + * tree-nested.c (convert_local_reference_stmt): After adding + shared (FRAME.NN) clause to omp parallel, task or target, + add it also to all outer omp parallel, task or target constructs. + +2016-11-28 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (UNSPEC_KMASKOP): New. + (UNSPEC_KMOV): Remove. + (kmovw): Expand to plain HImode move. + (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use + register_operand predicates. Tag pattern with UNSPEC_KMASKOP. + Remove corresponding clobber-removing splitter. + (*anddi_1): Remove mask register alternatives. + (*andsi_1): Ditto. + (*andhi_1): Ditto. + (*andqi_1): Ditto. + (*<any_or:code><mode>_1): Ditto. + (*<any_or:code>qi_1): Ditto. + (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove + general register alternatives. Tag pattern with UNSPEC_KMASKOP. + Remove corresponding splitter to operation with general registers. + (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>. + (*andn<SWI12:mode>): New pattern. + (*kxnor<mode>): Remove general register alternatives. Tag pattern + with UNSPEC_KMASKOP. Remove corresponding splitter to operation + with general registers. + (knot<mode>): New insn pattern. + (*one_cmpl<mode>2_1): Remove mask register alternatives. + (one_cmplqi2_1): Ditto. + (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3. + Tag pattern with UNSPEC_KMASKOP. Add mode attribute. + * config/i386/predicates.md (mask_reg_operand): Remove predicate. + * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern + to generate kmaskop shift. + (vec_unpacks_hi_<mode>): Ditto. + * config/i386/i386-builtin.def (__builtin_ia32_kandhi): + Use CODE_FOR_kandhi. + (__builtin_ia32_knothi): Use CODE_FOR_knothi. + (__builtin_ia32_korhi): Use CODE_FOR_kiorhi. + (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi. + +2016-11-28 Richard Biener <rguenther@suse.de> + + * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications + to SSA names via extract_range_from_ssa_name if allowed. + +2016-11-28 Richard Biener <rguenther@suse.de> + + PR tree-optimization/78542 + * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification + if allowed. + +2016-11-28 Paolo Bonzini <bonzini@gnu.org> + + * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that + isolates a single bit, even if the condition involves subregs. + +2016-11-28 Tamar Christina <tamar.christina@arm.com> + + * config/aarch64/aarch64-simd-builtins.def + (BSL_P): Added di and v2di mode. + * config/aarch64/arm_neon.h + (vsriq_n_p64, vsri_n_p64): Added poly type. + (vextq_p64, vext_p64): Likewise. + (vceq_p64, vbslq_p64, vbsl_p64): Likewise. + +2016-11-28 Tamar Christina <tamar.christina@arm.com> + + * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type. + (TYPES_GETREGP): Likewise. + (TYPES_SHIFTINSERTP): Likewise. + (TYPES_COMBINEP): Likewise. + (TYPES_STORE1P): Likewise. + * config/aarch64/aarch64-simd-builtins.def + (combine): Added poly generator. + (get_dregoi): Likewise. + (get_dregci): Likewise. + (get_dregxi): Likewise. + (ssli_n): Likewise. + (ld1): Likewise. + (st1): Likewise. + * config/aarch64/arm_neon.h + (poly64x1x2_t, poly64x1x3_t): New. + (poly64x1x4_t, poly64x2x2_t): Likewise. + (poly64x2x3_t, poly64x2x4_t): Likewise. + (poly64x1_t): Likewise. + (vcreate_p64, vcombine_p64): Likewise. + (vdup_n_p64, vdupq_n_p64): Likewise. + (vld2_p64, vld2q_p64): Likewise. + (vld3_p64, vld3q_p64): Likewise. + (vld4_p64, vld4q_p64): Likewise. + (vld2_dup_p64, vld3_dup_p64): Likewise. + (vld4_dup_p64, vsli_n_p64): Likewise. + (vsliq_n_p64, vst1_p64): Likewise. + (vst1q_p64, vst2_p64): Likewise. + (vst3_p64, vst4_p64): Likewise. + (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise. + (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise. + (vget_lane_p64, vgetq_lane_p64): Likewise. + (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise. + (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise. + (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise. + (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise. + (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise. + (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise. + (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise. + (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise. + (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise. + (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise. + (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise. + (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise. + (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise. + (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise. + (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise. + (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise. + (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise. + (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise. + (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise. + (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise. + (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise. + (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise. + (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise. + (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise. + (vset_lane_p64, vsetq_lane_p64): Likewise. + (vget_low_p64, vget_high_p64): Likewise. + (vcombine_p64, vst2_lane_p64): Likewise. + (vst3_lane_p64, vst4_lane_p64): Likewise. + (vst2q_lane_p64, vst3q_lane_p64): Likewise. + (vst4q_lane_p64, vget_lane_p64): Likewise. + (vget_laneq_p64, vset_lane_p64): Likewise. + (vset_laneq_p64, vcopy_lane_p64): Likewise. + (vcopy_laneq_p64, vdup_n_p64): Likewise. + (vdupq_n_p64, vdup_lane_p64): Likewise. + (vdup_laneq_p64, vld1_p64): Likewise. + (vld1q_p64, vld1_dup_p64): Likewise. + (vld1q_dup_p64, vld1q_dup_p64): Likewise. + (vmov_n_p64, vmovq_n_p64): Likewise. + (vst3q_p64, vst4q_p64): Likewise. + (vld1_lane_p64, vld1q_lane_p64): Likewise. + (vst1_lane_p64, vst1q_lane_p64): Likewise. + (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise. + (vdupq_laneq_p64): Likewise. + +2016-11-28 Tamar Christina <tamar.christina@arm.com> + + * config/arm/arm_neon.h (vget_lane_p64): New. + +2016-11-28 Iain Sandoe <iain@codesourcery.com> + + PR target/71767 + * configure.ac (with_ld64): Use portable method to extract the + major part of the version number. + * configure: Regenerated. + +2016-11-28 Jakub Jelinek <jakub@redhat.com> + + * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at + UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if + intmax_t couldn't be determined. + (format_integer): Make {,u}intmax_type_node no longer static, + initialize them only when needed. For z and t use + signed_or_unsigned_type_for instead of assuming size_t and + ptrdiff_t have the same precision. + + PR lto/78211 + * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member. + * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it. + (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec + vector instead of traversing m_classes hash table. Release + m_classes_vec. + (sem_item_optimizer::read_section, sem_item_optimizer::add_class): + Formatting fixes. + (sem_item_optimizer::get_group_by_hash): When inserting a new group, + add it also to m_classes_vec vector. + (sem_item_optimizer::remove_symtab_node, + sem_item_optimizer::build_hash_based_classes, + sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes. + (sem_item_optimizer::subdivide_classes_by_equality, + sem_item_optimizer::subdivide_classes_by_sensitive_refs, + sem_item_optimizer::verify_classes): Traverse m_classes_vec vector + instead of traversing m_classes hash table. Formatting fixes. + (sem_item_optimizer::traverse_congruence_split, + sem_item_optimizer::do_congruence_step_for_index, + sem_item_optimizer::do_congruence_step): Formatting fixes. + (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec + vector instead of traversing m_classes hash table. + (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes. + (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector + instead of traversing m_classes hash table. + +2016-11-28 Georg-Johann Lay <avr@gjlay.de> + + * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if + X is not unused after. + +2016-11-28 Bernd Schmidt <bschmidt@redhat.com> + + PR rtl-optimization/78120 + * rtlanal.c (insn_rtx_cost): Revert previous change. + +2016-11-28 Georg-Johann Lay <avr@gjlay.de> + + PR 41076 + * config/avr/avr.md (SPLIT34): New mode iterator. + (bitop): New code iterator. + (*iorhi3.ashift8-*). New insn-and-split patterns. + (*movhi): Post-reload split reg = 0. + [!MOVW]: Post-reload split reg = reg. + (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg. + (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations. + (iorhi3, iorpsi3, iorsi3): Same. + (xorhi3, xorpsi3, xorsi3): Same. + * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx + costs to *iorhi3.ashift8-* patterns. + +2016-11-27 Iain Sandoe <iain@codesourcery.com> + Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> + + PR target/67710 + * config.in: Regenerate + * config/darwin-driver.c (darwin_driver_init): Emit a version string + for the assembler. + * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests. + * config/darwin.opt(asm_macosx_version_min): New. + * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC. + * configure: Regenerate + * configure.ac: Check for mmacosx-version-min handling. + +2016-11-27 Iain Sandoe <iain@codesourcery.com> + + PR target/57438 + * config/i386/i386.c (ix86_code_end): Note that we emitted code + where the function might otherwise appear empty for picbase thunks. + (ix86_output_function_epilogue): If we find a zero-sized function + assume that reaching it is UB and trap. If we find a trailing label + append a nop. + * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we + find a zero-sized function assume that reaching it is UB and trap. + If we find a trailing label, append a nop. + +2016-11-27 Iain Sandoe <iain@codesourcery.com> + + PR target/71767 + * config/darwin-sections.def (picbase_thunk_section): New. + * config/darwin.c (darwin_init_sections): Set up picbase thunk + section. (darwin_rodata_section, darwin_objc2_section, + machopic_select_section, darwin_asm_declare_constant_name, + darwin_emit_weak_or_comdat, darwin_function_section): Don’t use + coalesced with newer linkers. + (darwin_override_options): Decide on usage of coalesed sections + on the basis of the target linker version. + * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New. + * config/darwin.opt (mtarget-linker): New. + * config/i386/i386.c (ix86_code_end): Do not force the thunks into + a coalesced section, instead use a thunks section. + +2016-11-27 Iain Sandoe <iain@codesourcery.com> + + PR target/71767 + * configure.ac (with-ld64): New var, set for Darwin, set on + detection of ld64, gcc_cv_ld64_export_dynamic: New, New test. + * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define. + * config/darwin10.h(DEF_LD64): Update for this target version. + * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test. + (DEF_LD64): Update for this target version. + * configure: Regenerated. + * config.in: Regenerated. + +2016-11-27 Iain Sandoe <iain@codesourcery.com> + + PR target/71767 + * config/darwin.c (imachopic_indirection_name): Make data + section indirections linker-visible. + * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local + constant labels linker-visible. + +2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node. + (free_lang_data): Remove assignment to ptrdiff_type_node. + +2016-11-25 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/78526 + * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi + beyond val's precision. + + PR rtl-optimization/78527 + * combine.c (make_compound_operation_int): Ignore LSHIFTRT with + out of bounds shift count. + +2016-11-25 Martin Liska <mliska@suse.cz> + + PR web/71666 + * doc/invoke.texi (-fprofile-use): Fix reference to a section + where -fprofile-generate is documented. + +2016-11-25 Martin Liska <mliska@suse.cz> + + PR gcov-profile/78086 + * coverage.c (build_init_ctor): Don't use priority {cd}tors if + not supported by a target. Set priority to 100 if possible. + (build_gcov_exit_decl): Likewise. + +2016-11-25 Richard Biener <rguenther@suse.de> + + PR ipa/78515 + * ipa-prop.c (compute_complex_assign_jump_func): Properly identify + unary, binary and single RHSs. + * tree.def (BIT_INSERT_EXPR): Adjust tree code name. + +2016-11-25 Bin Cheng <bin.cheng@arm.com> + + PR middle-end/78507 + PR middle-end/78510 + PR middle-end/78517 + * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use + cmp directly, rather than cmp_code. Initialize code to ERROR_MARK + and set it to result code if transformation is valid. Use code EQ + directly in last simplification case. + +2016-11-25 Richard Biener <rguenther@suse.de> + + * gimple-fold.c (fold_stmt_1): Check may_propagate_copy + before valueizing return stmts. + +2016-11-24 Richard Biener <rguenther@suse.de> + + PR tree-optimization/78343 + * passes.def: Add CD-DCE pass after loop splitting. + * tree-ssa-dce.c (find_obviously_necessary_stmts): Move + SCEV init/finalize ... + (perform_tree_ssa_dce): ... here. Deal with being + executed inside the loop pipeline in aggressive mode. + +2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * tree-ssa-math-opts.c (struct symbolic_number): Improve comment. + +2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com> + + PR tree-optimization/77673 + * tree-ssa-math-opts.c (struct symbolic_number): Add new src field. + (init_symbolic_number): Initialize src field from src parameter. + (perform_symbolic_merge): Select most dominated statement as the + source statement. Set src field of resulting n structure from the + input src with the lowest address. + (find_bswap_or_nop): Rename source_stmt into ins_stmt. + (bswap_replace): Rename src_stmt into ins_stmt. Initially get source + of load from src field rather than insertion statement. Cancel + optimization if statement analyzed is not dominated by the insertion + statement. + (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute + dominance information. + +2016-11-25 Eric Botcazou <ebotcazou@adacore.com> + + PR ada/67205 + * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define. + +2016-11-25 Martin Jambor <mjambor@suse.cz> + + PR tree-optimization/70965 + * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges. + +2016-11-24 James Greenahlgh <james.greenhalgh@arm.com> + + PR target/78509 + * config/i386/i386.c (i386_excess_precision): Do not return + FLT_EVAL_METHOD_UNPREDICTABLE when "type" is + EXCESS_PRECISION_TYPE_STANDARD. + * target.def (excess_precision): Document that targets should + not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is + EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST. + Fix typo in first sentence. + * doc/tm.texi: Regenerate. + +2016-11-25 Richard Biener <rguenther@suse.de> + + PR tree-optimization/78396 + * tree-vectorizer.c (vectorize_loops): When the if-converted + body contains masked loads or stores do not attempt to + basic-block-vectorize it. + +2016-11-25 Richard Sandiford <richard.sandiford@arm.com> + Alan Hayward <alan.hayward@arm.com> + David Sherwood <david.sherwood@arm.com> + + * function.h (spill_slot_alignment): Declare. + * function.c (spill_slot_alignment): New function. + * lra-spills.c (slot): Add align and size fields. + (assign_mem_slot): Use them in the call to assign_stack_local. + (add_pseudo_to_slot): Update the fields. + (assign_stack_slot_num_and_sort_pseudos): Initialise the fields. + +2016-11-25 Richard Sandiford <richard.sandiford@arm.com> + Alan Hayward <alan.hayward@arm.com> + David Sherwood <david.sherwood@arm.com> + + * stor-layout.c (layout_type): Allow the caller to set the mode of + a float type. Only choose one here if the mode is still VOIDmode. + * tree.c (build_common_tree_nodes): Set the type mode of decimal + floats before calling layout_type. + * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise. + +2016-11-25 Richard Sandiford <richard.sandiford@arm.com> + + * tree-tailcall.c (find_tail_calls): Allow calls to reference + local variables if all references are known to be direct. + +2016-11-25 Jakub Jelinek <jakub@redhat.com> + Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + PR middle-end/78501 + * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be + non null and it's precision matches precision of lhs's type. + +2016-11-24 Martin Sebor <msebor@redhat.com> + + PR tree-optimization/78476 + * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info): + Add a member. + (handle_gimple_call): Adjust signature. + (try_substitute_return_value): Remove calls to bounded functions + with zero buffer size whose result is known. + (pass_sprintf_length::execute): Adjust call to handle_gimple_call. + +2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> + + * varasm.c (assemble_start_function): Wrap align_log definition in + ASM_OUTPUT_MAX_SKIP_ALIGN. + +2016-11-24 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (wide AND insn to QImode splitter): Use + explicit mode macros. + (wide OR insn to QImode splitter): Ditto. + +2016-11-24 Vladimir Makarov <vmakarov@redhat.com> + + PR rtl-optimization/77541 + * lra-constraints.c (struct input_reload): Add field match_p. + (get_reload_reg): Check modes of input reloads to generate unique + value reload pseudo. + (match_reload): Add input reload pseudo for the current insn. + +2016-11-24 James Greenhalgh <james.greenhalgh@arm.com> + + * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update + __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch + architecture levels. + * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote + the aarch64_fp16_type_node, not all HFmode types. + (aarch64_libgcc_floating_mode_supported_p): Support HFmode. + (aarch64_scalar_mode_supported_p): Likewise. + (aarch64_excess_precision): New. + (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define. + (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise. + (TARGET_C_EXCESS_PRECISION): Likewise. + +2016-11-24 James Greenhalgh <james.greenhalgh@arm.com> + + * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New. + (TARGET_SCALAR_MODE_SUPPORTED_P): Define. + +2016-11-24 James Greenhalgh <james.greenhalgh@arm.com> + + * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand. + (<optab>dihf2): Likewise. + (aarch64_fp16_<optab><mode>hf2): New. + +2016-11-24 Alexander Monakov <amonakov@ispras.ru> + + PR target/67822 + * config/nvptx/mkoffload.c (main): Allow -fopenmp. + +2016-11-24 Eric Botcazou <ebotcazou@adacore.com> + + * common/config/sparc/sparc-common.c (sparc_option_optimization_table): + Enable REE at -O2 and higher. + * config/sparc/sparc.c (sparc_option_override): Disable it by default + in 32-bit mode. + +2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/48863 + PR inline-asm/70184 + * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field. + (new_temp_expr_table): Initialise reg_vars_cnt. + (free_temp_expr_table): Release reg_vars_cnt. + (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt + field of TAB. + (find_replaceable_in_bb): Use the above to record register variable + write occurrences and cancel replacement across them. + +2016-11-24 Eric Botcazou <ebotcazou@adacore.com> + + PR rtl-optimization/78437 + * ree.c (get_uses): New function. + (combine_reaching_defs): When a copy is needed, return false if any + reaching use of the source register reads it in a mode larger than + the mode it is set in and WORD_REGISTER_OPERATIONS is true. + +2016-11-24 Martin Liska <mliska@suse.cz> + + * gimple-pretty-print.c (dump_edge_probability): New function. + (dump_gimple_switch): Dump label edge probabilities. + (dump_gimple_cond): Likewise. + (dump_gimple_label): Dump + (dump_gimple_bb_header): Dump basic block frequency. + (pp_cfg_jump): Replace e->dest argument with e. + (dump_implicit_edges): Likewise. + * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): + Use gimple_bb (at) instead of at->bb. + +2016-11-24 Bernd Schmidt <bschmidt@redhat.com> + + * common.opt (flimit-function-alignment): New. + * doc/invoke.texi (-flimit-function-alignment): Document. + * emit-rtl.h (struct rtl_data): Add max_insn_address field. + * final.c (shorten_branches): Set it. + * varasm.c (assemble_start_function): Limit alignment if + requested. + +2016-11-24 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71595 + * cfgloopmanip.h (remove_path): Add irred_invalidated and + loop_closed_ssa_invalidated parameters, defaulted to NULL. + * cfgloopmanip.c (remove_path): Likewise, pass them along to + called functions. Only fix irred flags if the caller didn't + request state. + * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop. + (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated + to remove_path. + +2016-11-24 Bernd Schmidt <bschmidt@redhat.com> + + PR rtl-optimization/78120 + * ifcvt.c (noce_conversion_profitable_p): Check original cost in all + cases, and additionally test against max_seq_cost for speed + optimization. + (noce_process_if_block): Compute an estimate for the original cost when + optimizing for speed, using the minimum of then and else block costs. + + PR rtl-optimization/78120 + * rtlanal.c (insn_rtx_cost): Use set_rtx_cost. + + PR rtl-optimization/78120 + * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs. + +2016-11-24 Bin Cheng <bin.cheng@arm.com> + + * match.pd: Refine type conversion in result expr for below pattern: + (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)). + +2016-11-24 Eric Botcazou <ebotcazou@adacore.com> + + PR middle-end/78429 + * tree.h (wi::fits_to_boolean_p): New predicate. + (wi::fits_to_tree_p): Use it for boolean types. + * tree.c (int_fits_type_p): Likewise. + +2016-11-24 Martin Liska <mliska@suse.cz> + + * print-tree.c (struct bucket): Remove. + (print_node): Add new argument which drives whether a tree node + is printed briefly or not. + (debug_tree): Replace a custom hash table with hash_set<T>. + * print-tree.h (print_node): Add the argument. + +2016-11-24 Chung-Lin Tang <cltang@codesourcery.com> + + * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED. + +2016-11-23 Peter Bergner <bergner@vnet.ibm.com> + + PR target/78458 + * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE + if it is at least NREGS wide. + +2016-11-23 Joseph Myers <joseph@codesourcery.com> + + * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For + TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as + TFmode, IFmode and KFmode. + +2016-11-23 Joseph Myers <joseph@codesourcery.com> + + * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn + pattern. + +2016-11-23 Segher Boessenkool <segher@kernel.crashing.org> + + * combine.c (change_zero_ext): Only change the mode of a hard register + destination if can_change_dest_mode holds for that. + +2016-11-23 Jeff Law <law@redhat.com> + + * varasm.c (assemble_name): Increase buffer size for name. + + * config/spu/spu.md (floatunsdidf2): Remove unused local variable. + +2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com> + + * doc/extend.texi: Constify first argument to __builtin_object_size. + +2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de> + + * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits + to be used. Add brackets around macro argument. + +2016-11-23 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints. + +2016-11-23 Jakub Jelinek <jakub@redhat.com> + + PR sanitizer/69278 + * opts.c (parse_sanitizer_options): For -fsanitize=undefined, + restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN. + +2016-11-23 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/69183 + * omp-low.c (build_outer_var_ref): Change lastprivate argument + to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE + on worksharing constructs, treat it like clauses on simd construct. + Formatting fix. + (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass + OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref. + (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead + of true as last argument to build_outer_var_ref. + +2016-11-23 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (*movqi_internal): Calculate mode + attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ. + <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute. + (*k<logic><mode>): Calculate mode attribute depending on + TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute. + (*andqi_1): Calculate mode attribute of alternative 3 depending + on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute. + (kandn<mode>): Calculate mode attribute of alternative 2 depending + on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute. + (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode + iterator. Calculate mode attribute of alternative 1 depending + on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute. + (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending + on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute. + +2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + PR middle-end/78153 + * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN. + * tree-vrp.c (extract_range_basic): Handle case for + CFN_BUILT_IN_STRLEN. + +2016-11-23 Jeff Law <law@redhat.com> + + * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype. + + * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication + in boolean context warning. + + * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype. + +2016-11-23 James Greenhalgh <james.greenhalgh@arm.com> + + PR target/63250 + * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to... + (arm_fp16_type_node): ...This, make visibile. + (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to + arm_fp16_type_node. + (arm_init_simd_builtin_types): Likewise. + (arm_init_fp16_builtins): Likewise. + * config/arm/arm.c (arm_excess_precision): New. + (arm_floatn_mode): Likewise. + (TARGET_C_EXCESS_PRECISION): Likewise. + (TARGET_FLOATN_MODE): Likewise. + (arm_promoted_type): Only promote arm_fp16_type_node. + * config/arm/arm.h (arm_fp16_type_node): Declare. + +2016-11-23 James Greenhalgh <james.greenhalgh@arm.com> + + * config/arm/arm.c (arm_convert_to_type): Delete. + (TARGET_CONVERT_TO_TYPE): Delete. + (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode. + (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode. + * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New. + * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we + are in fast math mode, and have no single step hardware instruction. + (extendhfdf2): Only expand through SFmode if we don't have a + single-step hardware instruction. + * config/arm/vfp.md (*truncdfhf2): New. + (extendhfdf2): Likewise. + +2016-11-23 James Greenhalgh <james.greenhalgh@arm.com> + + * targhooks.c (default_floatn_mode): Enable _Float16 if a target + provides HFmode. + +2016-11-23 James Greenhalgh <james.greenhalgh@arm.com> + + * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete. + * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete. + * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete. + * defaults.h (TARGET_FLT_EVAL_METHOD): Delete. + * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete. + * doc/tm.texi: Regenerate. + * system.h (TARGET_FLT_EVAL_METHOD): Poison. + +2016-11-23 James Greenhalgh <james.greenhalgh@arm.com> + + * toplev.c (init_excess_precision): Delete most logic. + * tree.c (excess_precision_type): Rewrite to use + TARGET_EXCESS_PRECISION. + * doc/invoke.texi (-fexcess-precision): Document behaviour in a + more generic fashion. + * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in + __STDC_WANT_IEC_60559_TYPES_EXT__. + +2016-11-23 James Greenhalgh <james.greenhalgh@arm.com> + + * common.opt (fpermitted-flt-eval-methods): New. + * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it. + * flag_types.h (permitted_flt_eval_methods): New. + +2016-11-23 James Greenhalgh <james.greenhalgh@arm.com> + + * config/m68k/m68k.c (m68k_excess_precision): New. + (TARGET_C_EXCESS_PRECISION): Define. + +2016-11-23 James Greenhalgh <james.greenhalgh@arm.com> + + * config/s390/s390.c (s390_excess_precision): New. + (TARGET_C_EXCESS_PRECISION): Define. + +2016-11-23 James Greenhalgh <james.greenhalgh@arm.com> + + * config/i386/i386.c (ix86_excess_precision): New. + (TARGET_C_EXCESS_PRECISION): Define. + +2016-11-23 James Greenhalgh <james.greenhalgh@arm.com> + + * target.def (excess_precision): New hook. + * target.h (flt_eval_method): New. + (excess_precision_type): Likewise. + * targhooks.c (default_excess_precision): New. + * targhooks.h (default_excess_precision): New. + * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New. + * doc/tm.texi: Regenerate. + +2016-11-23 Martin Sebor <msebor@redhat.com> + + PR middle-end/78461 + * gimple-ssa-sprintf.c (format_string): Correct the maxima and + set the minimum number of bytes for an unknown string to zero. + +2016-11-23 Martin Jambor <mjambor@suse.cz> + Martin Liska <mliska@suse.cz> + + * hsa-builtins.def: New file. + * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency. + * builtins.def: Include hsa-builtins.def. + (DEF_HSA_BUILTIN): New macro. + * dumpfile.h (OPTGROUP_OPENMP): Define. + * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP. + * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and + GF_OMP_FOR_GRID_GROUP_ITER. + (gimple_omp_for_grid_phony): Added checking assert. + (gimple_omp_for_set_grid_phony): Likewise. + (gimple_omp_for_grid_intra_group): New function. + (gimple_omp_for_set_grid_intra_group): Likewise. + (gimple_omp_for_grid_group_iter): Likewise. + (gimple_omp_for_set_grid_group_iter): Likewise. + * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where + previosuly only distribute loop was permitted. + (lower_lastprivate_clauses): Allow non tcc_comparison predicates. + (grid_get_kernel_launch_attributes): Support multiple HSA grid + dimensions. + (grid_expand_omp_for_loop): Likewise and also support standalone + distribute constructs. New parameter INTRA_GROUP, updated both users. + (grid_expand_target_grid_body): Support standalone distribute + constructs. + (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP. + (pass_data_expand_omp_ssa): Likewise. + (pass_data_omp_device_lower): Likewsie. + (pass_data_lower_omp): Likewise. + (pass_data_diagnose_omp_blocks): Likewise. + (pass_data_oacc_device_lower): Likewise. + (pass_data_omp_target_link): Likewise. + (grid_lastprivate_predicate): New function. + (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for + gridified loops. + (lower_omp_for): Support standalone distribute constructs. + (grid_prop): New type. + (grid_safe_assignment_p): Check for assignments to group_sizes, new + parameter GRID. + (grid_seq_only_contains_local_assignments): New parameter GRID, pass + it to callee. + (grid_find_single_omp_among_assignments_1): Likewise, improve missed + optimization info messages. + (grid_find_single_omp_among_assignments): Likewise. + (grid_find_ungridifiable_statement): Do not bail out for SIMDs. + (grid_parallel_clauses_gridifiable): New function. + (grid_inner_loop_gridifiable_p): Likewise. + (grid_dist_follows_simple_pattern): Likewise. + (grid_gfor_follows_tiling_pattern): Likewise. + (grid_call_permissible_in_distribute_p): Likewise. + (grid_handle_call_in_distribute): Likewise. + (grid_dist_follows_tiling_pattern): Likewise. + (grid_target_follows_gridifiable_pattern): Support standalone + distribute constructs. + (grid_var_segment): New enum. + (grid_mark_variable_segment): New function. + (grid_copy_leading_local_assignments): Call grid_mark_variable_segment + if a new argument says so. + (grid_process_grid_body): New function. + (grid_eliminate_combined_simd_part): Likewise. + (grid_mark_tiling_loops): Likewise. + (grid_mark_tiling_parallels_and_loops): Likewise. + (grid_process_kernel_body_copy): Support standalone distribute + constructs. + (grid_attempt_target_gridification): New grid variable holding overall + gridification state. Support standalone distribute constructs and + collapse clauses. + * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP. + * hsa.h (hsa_bb): Add method method append_phi. + (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all + occurences in all files too. + (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr. + (is_a_helper <hsa_insn_br *>::test): New function. + (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional + branch instructions. + (hsa_insn_signal): Make a direct descendant of + hsa_insn_basic. Add memorder constructor parameter and + m_memory_order and m_signalop member variables. + (hsa_insn_queue): Changed constructor parameters to common form. + Added m_segment and m_memory_order member variables. + (hsa_summary_t): Add private member function + process_gpu_implementation_attributes. + (hsa_function_summary): Rename m_binded_function to + m_bound_function. + (hsa_insn_basic_p): Remove typedef. + (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers. + (hsa_op_reg_p): Remove typedef. + (hsa_function_representation): Change hsa_op_reg_p into plain + pointers. + (hsa_insn_phi): Removed new and delete operators. + (hsa_insn_br): Likewise. + (hsa_insn_cbr): Likewise. + (hsa_insn_sbr): Likewise. + (hsa_insn_cmp): Likewise. + (hsa_insn_mem): Likewise. + (hsa_insn_atomic): Likewise. + (hsa_insn_signal): Likewise. + (hsa_insn_seg): Likewise. + (hsa_insn_call): Likewise. + (hsa_insn_arg_block): Likewise. + (hsa_insn_comment): Likewise. + (hsa_insn_srctype): Likewise. + (hsa_insn_packed): Likewise. + (hsa_insn_cvt): Likewise. + (hsa_insn_alloca): Likewise. + * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br. + (process_gpu_implementation_attributes): New function. + (link_functions): Move some functionality into it. Adjust after + renaming m_binded_functions to m_bound_functions. + (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP + to the list of instructions with no output registers. + (get_in_type): Return this if it is a register of + matching size. + (hsa_get_declaration_name): Moved to... + * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate + temporary string on an obstack instead from ggc. + (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut + down to two overloads. + (hsa_allocp_operand_address): Removed. + (hsa_allocp_operand_immed): Likewise. + (hsa_allocp_operand_reg): Likewise. + (hsa_allocp_operand_code_list): Likewise. + (hsa_allocp_operand_operand_list): Likewise. + (hsa_allocp_inst_basic): Likewise. + (hsa_allocp_inst_phi): Likewise. + (hsa_allocp_inst_mem): Likewise. + (hsa_allocp_inst_atomic): Likewise. + (hsa_allocp_inst_signal): Likewise. + (hsa_allocp_inst_seg): Likewise. + (hsa_allocp_inst_cmp): Likewise. + (hsa_allocp_inst_br): Likewise. + (hsa_allocp_inst_sbr): Likewise. + (hsa_allocp_inst_call): Likewise. + (hsa_allocp_inst_arg_block): Likewise. + (hsa_allocp_inst_comment): Likewise. + (hsa_allocp_inst_queue): Likewise. + (hsa_allocp_inst_srctype): Likewise. + (hsa_allocp_inst_packed): Likewise. + (hsa_allocp_inst_cvt): Likewise. + (hsa_allocp_inst_alloca): Likewise. + (hsa_allocp_bb): Likewise. + (hsa_obstack): New. + (hsa_init_data_for_cfun): Initialize obstack. + (hsa_deinit_data_for_cfun): Release memory of the obstack. + (hsa_op_immed::operator new): Use obstack instead of object_allocator. + (hsa_op_reg::operator new): Likewise. + (hsa_op_address::operator new): Likewise. + (hsa_op_code_list::operator new): Likewise. + (hsa_op_operand_list::operator new): Likewise. + (hsa_insn_basic::operator new): Likewise. + (hsa_insn_phi::operator new): Likewise. + (hsa_insn_br::operator new): Likewise. + (hsa_insn_sbr::operator new): Likewise. + (hsa_insn_cmp::operator new): Likewise. + (hsa_insn_mem::operator new): Likewise. + (hsa_insn_atomic::operator new): Likewise. + (hsa_insn_signal::operator new): Likewise. + (hsa_insn_seg::operator new): Likewise. + (hsa_insn_call::operator new): Likewise. + (hsa_insn_arg_block::operator new): Likewise. + (hsa_insn_comment::operator new): Likewise. + (hsa_insn_srctype::operator new): Likewise. + (hsa_insn_packed::operator new): Likewise. + (hsa_insn_cvt::operator new): Likewise. + (hsa_insn_alloca::operator new): Likewise. + (hsa_init_new_bb): Likewise. + (hsa_bb::append_phi): New function. + (gen_hsa_phi_from_gimple_phi): Use it. + (get_symbol_for_decl): Fix dinstinguishing between + global and local functions. Put local variables into a segment + according to their attribute or static flag, if there is one. + (hsa_insn_br::hsa_insn_br): New. + (hsa_insn_br::operator new): Likewise. + (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor. + (query_hsa_grid_nodim): New function. + (multiply_grid_dim_characteristics): Likewise. + (gen_get_num_threads): Likewise. + (gen_get_num_teams): Reimplemented. + (gen_get_team_num): Likewise. + (gen_hsa_insns_for_known_library_call): Updated calls to the above + helper functions. + (get_memory_order_name): Removed. + (get_memory_order): Likewise. + (hsa_memorder_from_tree): New function. + (gen_hsa_ternary_atomic_for_builtin): Renamed to + gen_hsa_atomic_for_builtin, can also create signals. + (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use + hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin. + (hsa_insn_atomic): Fix function comment. + (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to + ancestor constructor and initialization of new member variables. + (hsa_insn_queue::hsa_insn_queue): Added initialization of new + member variables. + (hsa_get_host_function): Handle functions with no bound CPU + implementation. Fix binded to bound. + (get_brig_function_name): Likewise. + (HSA_SORRY_ATV): Remove semicolon after macro. + (HSA_SORRY_AT): Likewise. + (omp_simple_builtin::generate): Add missing semicolons. + (hsa_insn_phi::operator new): Removed. + (hsa_insn_br::operator new): Likewise. + (hsa_insn_cbr::operator new): Likewise. + (hsa_insn_sbr::operator new): Likewise. + (hsa_insn_cmp::operator new): Likewise. + (hsa_insn_mem::operator new): Likewise. + (hsa_insn_atomic::operator new): Likewise. + (hsa_insn_signal::operator new): Likewise. + (hsa_insn_seg::operator new): Likewise. + (hsa_insn_call::operator new): Likewise. + (hsa_insn_arg_block::operator new): Likewise. + (hsa_insn_comment::operator new): Likewise. + (hsa_insn_srctype::operator new): Likewise. + (hsa_insn_packed::operator new): Likewise. + (hsa_insn_cvt::operator new): Likewise. + (hsa_insn_alloca::operator new): Likewise. + (get_symbol_for_decl): Accept CONST_DECLs, put them to + readonly segment. + (gen_hsa_addr): Also process CONST_DECLs. + (gen_hsa_addr_insns): Process CONST_DECLs by creating private + copies. + (gen_hsa_unary_operation): Make sure the function does + not use bittype source type for firstbit and lastbit operations. + (gen_hsa_popcount_to_dest): Make sure the function uses a bittype + source type. + * hsa-brig.c (emit_insn_operands): Cope with zero operands in an + instruction. + (emit_branch_insn): Renamed to emit_cond_branch_insn. + Emit the width stored in the class. + (emit_generic_branch_insn): New function. + (emit_insn): Call emit_generic_branch_insn. + (emit_signal_insn): Remove obsolete comment. Update + member variable name, pick a type according to profile. + (emit_alloca_insn): Remove obsolete comment. + (emit_atomic_insn): Likewise. + (emit_queue_insn): Get segment and memory order from the IR object. + (hsa_brig_section): Make allocate_new_chunk, chunks + and cur_chunk provate, add a default NULL parameter to add method. + (hsa_brig_section::add): Added a new parameter, store pointer to + output data there if it is non-NULL. + (emit_function_directives): Use this new parameter instead of + calculating the pointer itself, fix function comment. + (hsa_brig_emit_function): Add forgotten endian conversion. + (hsa_output_kernels): Remove unnecessary building of + kernel_dependencies_vector_type. + (emit_immediate_operand): Declare. + (emit_directive_variable): Also emit initializers of CONST_DECLs. + (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT. + (verify_function_arguments): Properly detect variadic + arguments. + * hsa-dump.c (hsa_width_specifier_name): New function. + (dump_hsa_insn_1): Dump generic branch instructions, update signal + member variable name. Special dumping for queue objects. + * ipa-hsa.c (process_hsa_functions): Adjust after renaming + m_binded_functions to m_bound_functions. Copy externally visible flag + to the node. + (ipa_hsa_write_summary): Likewise. + (ipa_hsa_read_section): Likewise. + +2016-11-23 Richard Biener <rguenther@suse.de> + + PR tree-optimization/78396 + * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't + vectorize try vectorizing an if-converted body using BB vectorization. + +2016-11-23 Richard Sandiford <richard.sandiford@arm.com> + Alan Hayward <alan.hayward@arm.com> + David Sherwood <david.sherwood@arm.com> + + * rtlanal.c (subreg_get_info): Use more local variables. + Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit + occupies at least one register. Assume that full hard registers + have consistent endianness. Share previously-duplicated if block. + Rework the main handling so that it operates on independently- + addressable YMODE-sized blocks. Use subreg_size_lowpart_offset + to check lowpart offsets, without trying to find an equivalent + integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN + as a final register-endianness correction. + +2016-11-23 Segher Boessenkool <segher@kernel.crashing.org> + + PR target/77881 + PR bootstrap/78390 + PR target/78438 + PR bootstrap/78477 + * combine.c (make_compound_operation_int): Do not convert a subreg of + a non-constant logical shift right to a zero_extract. Handle the case + where some zero bits have been shifted into the range covered by that + subreg. + +2016-11-23 Richard Sandiford <richard.sandiford@arm.com> + Alan Hayward <alan.hayward@arm.com> + David Sherwood <david.sherwood@arm.com> + + * rtl.h (subreg_size_offset_from_lsb): Declare. + (subreg_offset_from_lsb): New function. + (subreg_size_lowpart_offset): Declare. + (subreg_lowpart_offset): Turn into an inline function. + (subreg_size_highpart_offset): Declare. + (subreg_highpart_offset): Turn into an inline function. + * emit-rtl.c (subreg_size_lowpart_offset): New function. + (subreg_size_highpart_offset): Likewise + * rtlanal.c (subreg_size_offset_from_lsb): Likewise. + +2016-11-23 Richard Biener <rguenther@suse.de> + + PR tree-optimization/78482 + * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h. + (remove_forwarder_block_with_phi): When merging with a loop + header creates a new latch reset number of iteration information + of the loop. + +2016-11-23 Eric Botcazou <ebotcazou@adacore.com> + + * config/sparc/sparc.md (*ashrsi3_extend): Rename to... + (*ashrsi3_extend0): ...this. Accept constant integers. + (*ashrsi3_extend2): Rename to... + (*ashrsi3_extend1): ...this. + (*ashrsi3_extend2): New pattern. + (*lshrsi3_extend1): Accept constant integers. + (*lshrsi3_extend2): Fix condition on operand 2. + +2016-11-23 Martin Liska <mliska@suse.cz> + + * config/i386/i386.c: Initialize function pointer to NULL. + +2016-11-23 Bin Cheng <bin.cheng@arm.com> + + * fold-const.c (fold_cond_expr_with_comparison): Move simplification + for A == C1 ? A : C2 to below. + * match.pd: Move from above to here: + (cond (eq (convert1? x) c1) (convert2? x) c2) + -> (cond (eq x c1) c1 c2). + +2016-11-23 Bin Cheng <bin.cheng@arm.com> + + * fold-const.c (fold_cond_expr_with_comparison): Move simplification + for A cmp C1 ? A : C2 to below, also simplify remaining code. + * match.pd: Move and extend simplification from above to here: + (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)). + * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func. + (predicate_scalar_phi): Call fold_stmt using the new valueize func. + +2016-11-23 Martin Liska <mliska@suse.cz> + Martin Jambor <mjambor@suse.cz> + + * doc/install.texi: Remove entry about --with-hsa-kmt-lib. + +2016-11-23 Aldy Hernandez <aldyh@redhat.com> + + PR target/78213 + * opts.c (finish_options): Set -fsyntax-only if running self tests. + +2016-11-23 Richard Biener <rguenther@suse.de> + + PR middle-end/71762 + * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X, + (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove. + +2016-11-23 Richard Biener <rguenther@suse.de> + + PR lto/78472 + * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized + fields. + +2016-11-23 Richard Biener <rguenther@suse.de> + Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog> + + PR tree-optimization/78154 + * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function + returns it's argument and the argument is nonnull. + * builtin-attrs.def: Define ATTR_RETURNS_NONNULL, + ATT_RETNONNULL_NOTHROW_LEAF. + * builtins.def (BUILT_IN_MEMPCPY): Change attribute to + ATTR_RETNONNULL_NOTHROW_LEAF. + (BUILT_IN_STPCPY): Likewise. + (BUILT_IN_STPNCPY): Likewise. + (BUILT_IN_MEMPCPY_CHK): Likewise. + (BUILT_IN_STPCPY_CHK): Likewise. + (BUILT_IN_STPNCPY_CHK): Likewise. + (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF. + (BUILT_IN_STRNCAT): Likewise. + (BUILT_IN_STRNCPY): Likewise. + (BUILT_IN_MEMSET_CHK): Likewise. + (BUILT_IN_STRCAT_CHK): Likewise. + (BUILT_IN_STRCPY_CHK): Likewise. + (BUILT_IN_STRNCAT_CHK): Likewise. + (BUILT_IN_STRNCPY_CHK): Likewise. + +2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com> + + * fold-const.c (tree_expr_nonzero_p) : Make non-static. + * fold-const.h (tree_expr_nonzero_p) : Declare. + * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern. + +2016-11-23 Paolo Bonzini <bonzini@gnu.org> + + * system.h (HAVE_DESIGNATED_INITIALIZERS, + HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use + "defined" in macros. + * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined. + * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined. + * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined. + +2016-11-23 Georg-Johann Lay <avr@gjlay.de> + + PR target/60300 + * config/avr/constraints.md (Csp): Widen range to [-11..6]. + * config/avr/avr.c (avr_prologue_setup_frame): Limit number + of RCALLs in prologue to 3. + +2016-11-22 Michael Collison <michael.collison@arm.com> + + * config/aarch64/aarch64-protos.h + (aarch64_and_split_imm1, aarch64_and_split_imm2) + (aarch64_and_bitmask_imm): New prototypes + * config/aarch64/aarch64.c (aarch64_and_split_imm1): + New overloaded function to create bit mask covering the + lowest to highest bits set. + (aarch64_and_split_imm2): New overloaded functions to create bit + mask of zeros between first and last bit set. + (aarch64_and_bitmask_imm): New function to determine if a integer + is a valid two instruction "and" operation. + * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split + allowing wider range of constants with "and" operations. + * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent + "and" operator from matching restricted constant range used for + ior and xor operators. + * config/aarch64/constraints.md (UsO constraint): New SImode constraint + for constants in "and" operantions. + (UsP constraint): New DImode constraint for constants + in "and" operations. + * config/aarch64/iterators.md (lconst2): New mode iterator. + (LOGICAL2): New code iterator. + * config/aarch64/predicates.md (aarch64_logical_and_immediate): New + predicate. + (aarch64_logical_and_operand): New predicate allowing extended + constants for "and" operations. + +2016-11-22 Walter Lee <walt@tilera.com> + + * config/tilegx/tilegx.md (trap): New pattern. + * config/tilepro/tilepro.md (trap): Likewise. + +2016-11-22 Walter Lee <walt@tilera.com> + + * config/tilegx/tilegx.md (*zero_extract): Use + define_insn_and_split instead of define_insn; Handle pos + size > + 64. + (*sign_extract): Likewise. + +2016-11-22 Marek Polacek <polacek@redhat.com> + + PR tree-optimization/78455 + * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo. + +2016-11-22 Ian Lance Taylor <iant@golang.org> + + PR go/78431 + PR go/78432 + * godump.c (go_format_type): Always pass alignment as 1 when + calling go_append_padding at end of struct/union. + +2016-11-22 Jakub Jelinek <jakub@redhat.com> + + PR target/78451 + * config/i386/avx512bwintrin.h (_mm512_setzero_qi, + _mm512_setzero_hi): Removed. + (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16, + _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8, + _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8, + _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16, + _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16, + _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16, + _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16, + _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16, + _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16, + _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8, + _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16, + _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8, + _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8, + _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8, + _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16, + _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16, + _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16, + _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16, + _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16, + _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8, + _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16, + _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8, + _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16, + _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8, + _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16, + _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8, + _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8, + _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8, + _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16, + _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16, + _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16, + _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16, + _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16, + _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8, + _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8, + _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16, + _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16, + _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16, + _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16, + _mm512_maskz_srai_epi16, _mm512_packs_epi32, + _mm512_maskz_packs_epi32, _mm512_packus_epi32, + _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of + _mm512_setzero_qi or _mm512_setzero_hi. + (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8, + _mm512_maskz_dbsad_epu8): Formatting fixes. + (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16, + _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16, + _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16, + _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16, + _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of + _mm512_setzero_qi or _mm512_setzero_hi. + +2016-11-22 Nathan Sidwell <nathan@acm.org> + + * gcc-ar.c (main): Fix indentation. + * gcov-io.c (gcov_write_summary): Remove extraneous {...} + * ggc-page.c (move_ptes_to_front): Fix formatting. + * hsa-dump.c (dump_has_cfun): Fix indentation. + * sel-sched-ir.h: Remove trailing blank lines. + +2016-11-22 Jakub Jelinek <jakub@redhat.com> + Alexander Monakov <amonakov@ispras.ru> + + * internal-fn.c (expand_GOMP_USE_SIMT): New function. + * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands. + (omp_clause_code_name): Add _simt_ name. + (walk_tree_1): Handle OMP_CLAUSE__SIMT_. + * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_. + * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_. + (scan_omp_simd): New function. + (scan_omp_1_stmt): Use it in target regions if needed. + (omp_max_vf): Don't max with omp_max_simt_vf. + (lower_rec_simd_input_clauses): Use omp_max_simt_vf if + OMP_CLAUSE__SIMT_ is present. + (lower_rec_input_clauses): Compute maybe_simt from presence of + OMP_CLAUSE__SIMT_. + (lower_lastprivate_clauses): Likewise. + (expand_omp_simd): Likewise. Remove explicit offloaded region check. + (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT. + * internal-fn.def (GOMP_USE_SIMT): New internal function. + * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_. + +2016-11-22 Alexander Monakov <amonakov@ispras.ru> + + * internal-fn.c (expand_GOMP_SIMT_LANE): New. + (expand_GOMP_SIMT_VF): New. + (expand_GOMP_SIMT_LAST_LANE): New. + (expand_GOMP_SIMT_ORDERED_PRED): New. + (expand_GOMP_SIMT_VOTE_ANY): New. + (expand_GOMP_SIMT_XCHG_BFLY): New. + (expand_GOMP_SIMT_XCHG_IDX): New. + * internal-fn.def (GOMP_SIMT_LANE): New. + (GOMP_SIMT_VF): New. + (GOMP_SIMT_LAST_LANE): New. + (GOMP_SIMT_ORDERED_PRED): New. + (GOMP_SIMT_VOTE_ANY): New. + (GOMP_SIMT_XCHG_BFLY): New. + (GOMP_SIMT_XCHG_IDX): New. + * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from... + (create_omp_child_function): ...here. Set "omp target entrypoint" + or "omp declare target" attribute based on is_gimple_omp_offloaded. + (omp_max_simt_vf): New. Use it... + (omp_max_vf): ...here. + (lower_rec_input_clauses): Add reduction lowering for SIMT execution. + (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering. + (lower_omp_ordered): Likewise, for "ordered" lowering. + (expand_omp_simd): Add SIMT transforms. + (pass_data_lower_omp): Add PROP_gimple_lomp_dev. + (execute_omp_device_lower): New. + (pass_data_omp_device_lower): New. + (pass_omp_device_lower): New pass. + (make_pass_omp_device_lower): New. + * passes.def (pass_omp_device_lower): Position new pass. + * tree-pass.h (PROP_gimple_lomp_dev): Define. + (make_pass_omp_device_lower): Declare. + +2016-11-22 Jakub Jelinek <jakub@redhat.com> + + PR target/78451 + * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed. + (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of + _mm_setzero_di. + (_mm_maskz_load_epi64): Likewise. + (_mm_setzero_hi): Removed. + (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of + _mm_setzero_di. + (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64, + _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64, + _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64, + _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64, + _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64, + _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64, + _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64, + _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64, + _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64, + _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64, + _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64): + Likewise. + (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8, + _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8, + _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16, + _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16, + _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8, + _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8, + _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16, + _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16, + _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32, + _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32, + _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes. + (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128 + instead of _mm_setzero_hi. + (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4, + _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4, + _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps, + _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2, + _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4, + _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd, + _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps, + _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64, + _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64, + _mm256_maskz_slli_epi64, _mm256_roundscale_ps, + _mm256_maskz_roundscale_ps, _mm256_roundscale_pd, + _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps, + _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps, + _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps, + _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd, + _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32, + _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32, + _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32, + _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32, + _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64, + _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64, + _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd, + _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd, + _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes. + (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64, + _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of + _mm_setzero_di. + (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128 + instead of _mm_setzero_hi. + * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2, + _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2, + _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes. + (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use + _mm_setzero_si128 instead of _mm_setzero_di. + (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64, + _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64, + _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64, + _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64, + _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64, + _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64, + _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64, + _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64, + _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64, + _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64, + _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64, + _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64, + _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps, + _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps, + _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps, + _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd, + _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd, + _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd, + _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps, + _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps, + _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd, + _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32, + _mm512_maskz_extracti32x8_epi32, _mm512_range_pd, + _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps, + _mm512_range_round_pd, _mm512_maskz_range_round_pd, + _mm512_range_round_ps, _mm512_maskz_range_round_ps, + _mm512_maskz_insertf64x2, _mm512_insertf32x8, + _mm512_maskz_insertf32x8): Formatting fixes. + (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use + _mm_setzero_si128 instead of _mm_setzero_di. + * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64, + _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64, + _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64, + _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64, + _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64, + _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use + _mm_setzero_si128 instead of _mm_setzero_di. + (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): + Likewise in macros. + * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8, + _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8, + _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use + _mm_setzero_si128 instead of _mm_setzero_hi. + (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8, + _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16, + _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128 + instead of _mm_setzero_di. + (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16, + _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of + _mm_setzero_hi. + (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16, + _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of + _mm_setzero_hi. + (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of + _mm_setzero_di. + (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16, + _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16, + _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi. + +2016-11-22 Carl Love <cel@us.ibm.com> + + * config/rs6000/rs6000-c.c: Add built-in support for vector compare + equal and vector compare not equal. The vector compares take two + arguments of type vector bool char, vector bool short, vector bool int, + vector bool long long with the same return type. + * doc/extend.texi: Update built-in documentation file for the new + powerpc built-ins. + +2016-11-22 Uros Bizjak <ubizjak@gmail.com> + + * Makefile.in ($(lang_checks_parallelized)): Fix detection + of -j argument. + +2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config.gcc: Allow new rmprofile value for configure option + --with-multilib-list. + * config/arm/t-rmprofile: New file. + * doc/install.texi (--with-multilib-list): Document new rmprofile value + for ARM. + +2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/78439 + * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the + register operand in alternatives 4,5,6. + +2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com> + + PR target/77904 + * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer + in save register mask if it is needed. + +2016-11-22 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/78436 + * gimple-ssa-store-merging.c (zero_char_buf): Removed. + (shift_bytes_in_array, shift_bytes_in_array_right, + merged_store_group::apply_stores): Formatting fixes. + (clear_bit_region): Likewise. Use memset. + (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR + instead of EXPR and inerted instead of inserted. Use memset instead + of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1 + if shift_amnt is 0. + + PR middle-end/78416 + * expmed.c (expand_divmod): Use wide_int for computation of + op1_is_pow2. Don't set it if op1 is 0. Formatting fixes. + Use size <= HOST_BITS_PER_WIDE_INT instead of + HOST_BITS_PER_WIDE_INT >= size. + + PR tree-optimization/78445 + * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or + any_complicated_phi, version loop even if flag_tree_loop_if_convert + is 1. Formatting fix. + +2016-11-22 Martin Liska <mliska@suse.cz> + + PR ipa/78309 + * ipa-icf.c (void sem_item::set_hash): Update m_hash_set. + (sem_function::get_hash): Use the new field. + (sem_function::parse): Remove an argument from ctor. + (sem_variable::parse): Likewise. + (sem_variable::get_hash): Use the new field. + (sem_item_optimizer::read_section): Use new ctor and set hash. + * ipa-icf.h: _hash is removed from sem_item::sem_item, + sem_variable::sem_variable, sem_function::sem_function. + +2016-11-21 Jeff Law <law@redhat.com> + + PR target/68538 + * config/cris/cris.md: Don't call copy_to_mode_reg unless + can_create_pseudo_p is true. + +2016-11-21 Segher Boessenkool <segher@kernel.crashing.org> + + PR target/68803 + * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6, + *rotldi3_insert_7): New define_insns. + +2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/rs6000.md (movdi_internal32): Change constraints + so that DImode can be allocated to FP/vector registers in more + cases, and we can avoid direct move operations. If the register + needs reloading, prefer GPRs over FP/vector registers. In the + case of FPR vs. Altivec registers, prefer FPR registers unless we + have the ISA 3.0 reg+offset scalar instructions. + (movdi_internal64): Likewise. + +2016-11-21 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/67335 + * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix + for tmp simd array if DECL_NAME (parm) is NULL. + +2016-11-20 Jeff Law <law@redhat.com> + + PR target/25128 + * config/m68k/predicates.md (swap_peephole_relational_operator): New + predicate. + * config/m68k/m68k.md (relational tests against 65535/65536): New + peephole2. + +2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * tree-ssa-loop-prefetch.c: Delete FIXME after the includes. + +2016-11-21 Martin Sebor <msebor@redhat.com> + + * doc/invoke.texi (-fprintf-return-value): Document that option + is enabled by default. + +2016-11-21 Georg-Johann Lay <avr@gjlay.de> + + * config/avr/avr-c.c (avr_register_target_pragmas): Use C++ + for-loop declaration of loop variable. + (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same. + * config/avr/avr.c (avr_popcount_each_byte) + (avr_init_expanders, avr_regs_to_save, sequent_regs_live) + (get_sequence_length, avr_prologue_setup_frame, avr_map_metric) + (avr_expand_epilogue, avr_function_arg_advance) + (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract) + (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer) + (avr_adjust_reg_alloc_order, output_reload_in_const) + (avr_conditional_register_usage, avr_find_unused_d_reg) + (avr_map_decompose, avr_fold_builtin): Same. + +2016-11-21 Georg-Johann Lay <avr@gjlay.de> + + * config/avr/avr.c (avr_popcount): Remove static function. + (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead. + +2016-11-21 Richard Earnshaw <rearnsha@arm.com> + + * arm.opt (mapcs-float): Delete option. + * arm.c (arm_option_override): Remove hunk relating to + TARGET_APCS_FLOAT. + * doc/invoke.texi (arm options): Remove documentation for -mapcs-float. + +2016-11-21 Richard Sandiford <richard.sandiford@arm.com> + + * tree-tailcall.c (process_assignment): Simplify the check for + a valid copy, allowing the source to be a local variable as + well as an SSA name. + (find_tail_calls): Allow copies between local variables to follow + the call. Allow the result to be stored in any local variable, + even if it's an aggregate. + (eliminate_tail_call): Check whether the result is an SSA name + before updating its SSA_NAME_DEF_STMT. + +2016-11-21 David Malcolm <dmalcolm@redhat.com> + + PR preprocessor/78324 + * input.c (get_substring_ranges_for_loc): Fail gracefully if + -ftrack-macro-expansion has a value other than 2. + +2016-11-21 Segher Boessenkool <segher@kernel.crashing.org> + + PR rtl-optimization/78400 + * shrink-wrap.c (try_shrink_wrapping_separate): Call + df_update_entry_exit_and_calls instead of df_update_entry_block_defs + and df_update_exit_block_uses. + +2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de> + + PR c++/71973 + * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the + new default-enabled warning.. + * builtin-types.def (BT_CONST_TM_PTR): New primitive type. + (BT_PTR_CONST_STRING): Updated. + (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed. + (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type. + * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins. + (strftime): Update builtin function. + * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value. + * tree.h (const_tm_ptr_type_node): New type node. + * tree.c (free_lang_data, build_common_tree_nodes): Initialize + const_tm_ptr_type_node. + +2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + PR tree-optimization/78413 + * tree-if-conv.c (versionable_outer_loop_p): Require that both + inner and outer loop latches have single predecessors. + +2016-11-21 Georg-Johann Lay <avr@gjlay.de> + + PR target/78093 + * config/avr/avr.c (avr_decl_maybe_lds_p): New static function. + (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it. + +2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * rtl.h: Adjust prototype. + * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *. + (dead_or_set_regno_p): Likewise. + +2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * rtl.h: Adjust prototype. + * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *. + +2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * function.c (contains): Change argument type to rtx_insn *. + (prologue_contains): Likewise. + (epilogue_contains): Likewise. + (prologue_epilogue_contains): Likewise. + * function.h: Adjust prototype. + +2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * optabs.c (emit_libcall_block): Change argument type to + rtx_insn *. + * optabs.h: Adjust prototype. + +2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * cfgrtl.c (delete_insn): Change argument type to rtx_insn *. + (fixup_reorder_chain): Adjust. + * cfgrtl.h: Adjust prototype. + +2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * rtl.h: Adjust prototype. + * rtlanal.c (replace_label_in_insn): Change argument type to + rtx_insn *. + +2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * config/v850/v850.c (expand_prologue): Adjust. + (expand_epilogue): Likewise. + * expr.c (init_expr_target): Likewise. + * genrecog.c (print_subroutine): Always make the argument type + rtx_insn *. + * recog.h: Adjust prototype. + +2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split + up variables to make some rtx_insn *. + * config/alpha/alpha.c (emit_unlikely_jump): Likewise. + * config/arc/arc.c: Likewise. + * config/arm/arm.c: Likewise. + * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise. + * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): + Likewise. + * config/spu/spu.c (spu_emit_branch_hint): Likewise. + +2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * config/arm/arm.c (legitimize_pic_address): Change to use + rtx_insn * as the type of variables. + (arm_pic_static_addr): Likewise. + (arm_emit_movpair): Likewise. + * config/c6x/c6x.c (reorg_split_calls): Likewise. + * config/darwin.c (machopic_legitimize_pic_address): Likewise. + * config/frv/frv.c (frv_optimize_membar_local): Likewise. + * config/frv/frv.md: Likewise. + * config/i386/i386-protos.h: Likewise. + * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise. + (ix86_split_fp_branch): Likewise. + (predict_jump): Likewise. + * config/ia64/ia64.c: Likewise. + * config/mcore/mcore.c: Likewise. + * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise. + * config/s390/s390.c: Likewise. + * config/s390/s390.md: Likewise. + * config/spu/spu.md: Likewise. + * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise. + * lower-subreg.c (resolve_simple_move): Likewise. + +2016-11-20 Jeff Law <law@redhat.com> + + PR target/48551 + * reload.h (struct target_reload): Make x_double_reg_address_ok + be per-mode rather. + * reload.c (find_reloads_address): Check if double_reg_address_ok + is true for the mode of the memory reference. + * reload1.c (init_reload): Initialize double_reg_address_ok for + each mode. + +2016-11-20 Aldy Hernandez <aldyh@redhat.com> + + PR middle-end/61409 + * tree-ssa-uninit.c: Define new global max_phi_args. + (compute_uninit_opnds_pos): Use max_phi_args. + (prune_uninit_phi_opnds): Same. + (use_pred_not_overlap_with_undef_path_pred): Remove reference to + missing NUM_PREDS in function comment. + (can_one_predicate_be_invalidated_p): New. + (can_chain_union_be_invalidated_p): New. + (flatten_out_predicate_chains): New. + (uninit_ops_invalidate_phi_use): New. + (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use. + +2016-11-20 Marc Glisse <marc.glisse@inria.fr> + + * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR. + * match.pd (A /[ex] B CMP C): New simplifications. + +2016-11-20 Marc Glisse <marc.glisse@inria.fr> + + * match.pd (0 / X, X / X, X % X): New simplifications. + +2016-11-19 Jakub Jelinek <jakub@redhat.com> + + * config/i386/i386.c (ix86_can_inline_p): Use || instead of & + when checking if callee's isa flags are subset of caller's isa flags. + Fix comment wording. + + * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't + clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2 + instead and using = 0 instead of &= 0. + + * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2, + ix86_add_new_builtins): Formatting fixes. + (ix86_expand_builtin): Use || instead of && for isa vs. isa2. + (ix86_get_builtin): Likewise. + + * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable, + don't initialize it, don't use it for the case where it isn't + provable %{z} nor using the same argument, instead move merge + argument into a new pseudo and use that as target. Formatting fixes. + +2016-11-19 Jeff Law <law@redhat.com> + + PR target/25111 + * config/m68k/m68k.md (bsetdreg): New pattern. + (bchgdreg, bclrdreg): Likewise. + +2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org> + + PR target/78426 + * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg + instead of force_reg. + (sh_expand_setmem): Likewise. + +2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com> + + * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap. + +2016-11-18 Walter Lee <walt@tilera.com> + + * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve + end-of-bundle marker for consecutive barriers. + +2016-11-18 Walter Lee <walt@tilera.com> + + * config/tilegx/tilegx.md (clzsi2): Fix for big-endian. + +2016-11-18 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/78419 + * multiple_target.c (get_attr_len): Start with argnum and increment + argnum on every arg. Use strchr in a loop instead of counting commas + manually. + (get_attr_str): Increment argnum for every comma in the string. + (separate_attrs): Use for instead of while loop, simplify. + (expand_target_clones): Rename defenition argument to definition. + Free attrs and attr_str even when diagnosing errors. Temporarily + change input_location around targetm.target_option.valid_attribute_p + calls. Don't emit warning or errors if that function fails. + + * dwarf2out.c (size_of_discr_list): Fix typo in function comment. + + PR debug/78191 + * dwarf2out.c (abbrev_opt_base_type_end): New variable. + (die_abbrev_cmp): Sort dies with die_abbrev smaller than + abbrev_opt_base_type_end only by increasing die_abbrev, before + any other dies. + (optimize_abbrev_table): Don't change abbrev numbers of + base types and CU or optimize implicit consts in them if + calc_base_type_die_sizes has been called during build_abbrev_table. + (calc_base_type_die_sizes): If abbrev_opt_start, set + abbrev_opt_base_type_end to one plus largest base type's die_abbrev. + +2016-11-18 Jeff Law <law@redhat.com> + + PR target/25112 + * config/m68k/m68k.c (moveq feeding equality comparison): New + peepholes. + * config/m68k/predicates.md (addq_subq_operand): New predicate. + (equality_comparison_operator): Likewise. + +2016-11-18 Richard Sandiford <richard.sandiford@arm.com> + + * rtlanal.c (load_extend_op): Move to... + * rtl.h: ...here and make inline. + +2016-11-18 Terry Guo <terry.guo@arm.com> + Thomas Preud'homme <thomas.preudhomme@arm.com> + + * common/config/arm/arm-common.c (arm_target_thumb_only): New function. + * config/arm/arm-opts.h: Include arm-flags.h. + (struct arm_arch_core_flag): Define. + (arm_arch_core_flags): Define. + * config/arm/arm-protos.h: Include arm-flags.h + (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32, + FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E, + FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM, + FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, + FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT, + FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST, + FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4, + FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E, + FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J, + FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ, + FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A, + FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM, + FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE, + FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE, + ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2, + ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2, + ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2, + ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER, + ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY, + ARM_FSET_CPU_SUBSET): Move to ... + * config/arm/arm-flags.h: This new file. + * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define. + (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value. + (TARGET_MODE_SPECS): Define. + (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value. + +2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, + FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, + FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, + FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON, + FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL, + FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, + FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when + missing and make value unsigned. + (arm_feature_set): Use unsigned entries instead of unsigned long. + +2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com> + + Re-apply after PR bootstrap/77359 is fixed: + 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com> + + * explow.c (get_dynamic_stack_size): Take known alignment of stack + pointer + STACK_DYNAMIC_OFFSET into account when calculating the + size needed. + +2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com> + + PR bootstrap/77359 + * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local + variables in functions calling alloca. Also update the ASCII + drawings. + * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET) + (STACK_DYNAMIC_OFFSET): Likewise. + * config/rs6000/aix.h (STARTING_FRAME_OFFSET) + (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h + macros to aix.h. + +2016-11-18 Richard Sandiford <richard.sandiford@arm.com> + Alan Hayward <alan.hayward@arm.com> + David Sherwood <david.sherwood@arm.com> + + * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair. + * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise. + (add_const_value_attribute): Likewise. + * explow.c (plus_constant): Likewise. + * expmed.c (expand_mult, make_tree): Likewise. + * expr.c (convert_modes): Likewise. + * loop-doloop.c (doloop_optimize): Likewise. + * postreload.c (reload_cse_simplify_set): Likewise. + * simplify-rtx.c (simplify_const_unary_operation): Likewise + (simplify_binary_operation_1, simplify_const_binary_operation): + Likewise. + (simplify_const_relational_operation, simplify_immed_subreg): Likewise. + * wide-int.h: Update documentation to recommend rtx_mode_t + instead of std::make_pair. + +2016-11-18 Richard Sandiford <richard.sandiford@arm.com> + Alan Hayward <alan.hayward@arm.com> + David Sherwood <david.sherwood@arm.com> + + * tree.h (SET_DECL_MODE): New macro. + * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE. + (expand_gimple_basic_block): Likewise. + * function.c (split_complex_args): Likeise. + * ipa-prop.c (ipa_modify_call_arguments): Likewise. + * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise. + * stor-layout.c (layout_decl, relayout_decl): Likewise. + (finish_bitfield_representative): Likewise. + * tree.c (make_node_stat): Likewise. + * tree-inline.c (remap_ssa_name): Likewise. + (tree_function_versioning): Likewise. + * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise. + * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise. + * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise. + * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise. + * tree-ssa.c (insert_debug_temp_for_var_def): Likewise. + * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise. + * varasm.c (make_debug_expr_from_rtl): Likewise. + +2016-11-18 Segher Boessenkool <segher@kernel.crashing.org> + + PR rtl-optimization/71785 + * bb-reorder.c (maybe_duplicate_computed_goto): New function. + (duplicate_computed_gotos): New function. + (pass_duplicate_computed_gotos::execute): Rewrite. + +2016-11-17 Jeff Law <law@redhat.com> + + PR target/47192 + * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling + barrier prior to deallocating the stack. + +2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com> + + * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole + to make better use of cmem loads in the case where a single bit is + being accessed. + * config/arc/predicates.md (ge_lt_comparison_operator): New predicate. + +2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com> + + * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW, + F_AVX5124FMAPS. + (isa_names_table): Handle new features. + +2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com> + Andrew Senkevich <andrew.senkevich@intel.com> + + * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET, + OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET, + OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New. + (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw. + * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h. + * config/i386/avx5124fmapsintrin.h: New file. + * config/i386/avx5124vnniwintrin.h: Ditto. + * config/i386/constraints.md (h): New constraint. + * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New. + * config/i386/driver-i386.c (host_detect_local_cpu): + Detect avx5124fmaps, avx5124vnniw. + * config/i386/i386-builtin-types.def: Add types + V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI, + V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF, + V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF, + V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI, + V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI, + V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI. + * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask, + __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss, + __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask, + __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss, + __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd, + __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds, + __builtin_ia32_vp4dpwssds_mask): New. + * config/i386/i386-c.c (ix86_target_macros_internal): + Define __AVX5124FMAPS__, __AVX5124VNNIW__. + * config/i386/i386-modes.def: Fixed comment typos, added new + modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)). + * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps, + -mavx5124vnniw. + (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define. + (ix86_option_override_internal): Handle new options. + (ix86_valid_target_attribute_inner_p): Add avx5124fmaps, + avx5124vnniw. + (ix86_expand_builtin): Handle new builtins. + (ix86_additional_allocno_class_p): New. + * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P, + TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define. + (reg_class): Add MOD4_SSE_REGS. + (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New. + * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw. + * config/i386/immintrin.h: Include avx5124fmapsintrin.h, + avx5124vnniwintrin.h. + * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD, + UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS. + (define_mode_iterator IMOD4): New. + (define_mode_attr imod4_narrow): Ditto. + (define_insn "mov<mode>"): Ditto. + (define_insn "avx5124fmaddps_4fmaddps"): Ditto. + (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto. + (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto. + (define_insn "avx5124fmaddps_4fmaddss"): Ditto. + (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto. + (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto. + (define_insn "avx5124fmaddps_4fnmaddps"): Ditto. + (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto. + (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto. + (define_insn "avx5124fmaddps_4fnmaddss"): Ditto. + (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto. + (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto. + (define_insn "avx5124vnniw_vp4dpwssd"): Ditto. + (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto. + (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto. + (define_insn "avx5124vnniw_vp4dpwssds"): Ditto. + (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto. + (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto. + * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call. + * genmodes.c (mode_size_inline): Extend return type. + * machmode.h (mode_size, mode_base_align): Extend type. + +2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/78101 + * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add + the appropriate checks for SFmode/DFmode load/stores in GPR + registers. + (fusion_addis_mem_combo_store): Likewise. + * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename + fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar + d-form instructions for traditional Altivec registers. + (emit_fusion_p9_load): Likewise. + (emit_fusion_p9_store): Likewise. + * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove + early clobber from scratch register. Do not match if the register + being stored is the scratch register. + (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_* + to fusion_vsx_* and add in support for ISA 3.0 scalar d-form + instructions for traditional Altivec registers. + (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise. + (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise. + (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise. + +2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com> + + PR target/77933 + * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr + being live in the function and lr needing to be saved. Distinguish + between already saved pushable registers and registers to push. + Check for LR being an available pushable register. + +2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com> + + * config/i386/i386.md (cmpstrnsi): New test to bail out if neither + string input is a string constant. + * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp + via cmpstrnsi even if neither string is constant. + +2016-11-17 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/78201 + * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo. + Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT + instead, return false if it is NULL, or doesn't fit into uhwi, or + is larger or equal to targetm.max_anchor_offset. + +2016-11-17 Pip Cet <pipcet@gmail.com> + Eric Botcazou <ebotcazou@adacore.com> + + PR rtl-optimization/78355 + * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only + needs to deal with unaligned accesses. + * doc/tm.texi: Regenerate. + * lra-constraints.c (simplify_operand_subreg): Only invoke + SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough. + +2016-11-17 David Malcolm <dmalcolm@redhat.com> + + * input.c (selftest::test_lexer_string_locations_long_line): New + function. + (selftest::test_lexer_string_locations_raw_string_multiline): New + function. + (selftest::input_c_tests): Call the new functions, via + for_each_line_table_case. + +2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/aarch64/aarch64.md (mov<mode>): Call + aarch64_split_dimode_const_store on DImode constant stores. + * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store): + New prototype. + * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New + function. + +2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + Richard Biener <rguenther@suse.de> + + PR tree-optimization/77848 + * tree-if-conv.c (tree_if_conversion): Always version loops unless + the user specified -ftree-loop-if-convert. + +2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de> + + PR target/77308 + * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base, + *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base, + *thumb2_strd_base_neg): Recognize insn regardless of + current_tune->prefer_ldrd_strd. + * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules + whenever possible. + +2016-11-17 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc.c (arc_ccfsm_post_advance): Handle return + instruction type. + +2016-11-17 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc-arches.def: Add FPX quarkse instruction as valid + for arcem. + * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define. + * config/arc/arc-cpus.def (quarkse_em): Add. + * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise. + * config/arc/arc-opts.h (FPX_QK): Define. + * config/arc/arc-tables.opt: Regenerate. + * config/arc/arc.c (gen_compare_reg): Change. + (arc_register_move_cost): Avoid Dy,Dx moves. + * config/arc/arc.h (TARGET_HARD_FLOAT): Change. + (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define. + * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2): + New expands. + * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu) + (fix_truncsfsi2_fpu): Rename. + * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord) + (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark) + (fix_truncsfsi2_quark, floatsisf2_quark): New patterns. + * config/arc/t-multilib: Regenerate. + +2016-11-17 Georg-Johann Lay <avr@gjlay.de> + + * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if + appropriate. + (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same. + (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same. + (avr_rtx_costs_1, extra_constraint_Q): Same. + (avr_address_cost): Use SUBREG_P if possible. + +2016-11-17 Richard Biener <rguenther@suse.de> + + PR middle-end/78383 + * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn + non-local goto into CFG. + +2016-11-17 Richard Biener <rguenther@suse.de> + + * common.opt (ftree-loop-if-convert-stores): Mark as preserved for + backward compatibility. + * doc/invoke.texi (ftree-loop-if-convert-stores): Remove. + * tree-if-conv.c (pass_if_conversion::gate): Do not test + flag_tree_loop_if_convert_stores. + (pass_if_conversion::execute): Likewise. + +2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for + const_double code before calling aarch64_float_const_zero_rtx_p. + +2016-11-17 Richard Biener <rguenther@suse.de> + + PR tree-optimization/78306 + * ipa-inline-analysis.c (initialize_inline_failed): Do not + inhibit inlining if function calls cilk_spawn. + (can_inline_edge_p): Likewise. + +2016-11-17 Richard Biener <rguenther@suse.de> + + PR middle-end/78305 + * fold-const.c (negate_expr_p): Fix multiplication case. + +2016-11-17 Chung-Lin Tang <cltang@codesourcery.com> + + PR target/78357 + * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI + condition. + (TARGET_INIT_LIBFUNCS): Delete definition and... + * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add + comments. + +2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com> + + * config/netbsd-stdint.h: New. + * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file. + (x86_64-*-netbsd*): Likewise. + +2016-11-16 Andrew PInski <apinski@cavium.com> + + * config/aarch64/aarch64.opt (mverbose-cost-dump): New option. + * config/aarch64/aarch64.c (aarch64_rtx_costs): Use + flag_aarch64_verbose_cost instead of checking for details dump. + (aarch64_rtx_costs_wrapper): Likewise. + +2016-11-16 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/78378 + * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM} + inner only if pos is 0. Fix up formatting. + +2016-11-17 Alan Modra <amodra@gmail.com> + + PR rtl-optimization/78325 + PR rtl-optimization/70890 + * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes + for dead regno. + +2016-11-16 Jason Merrill <jason@redhat.com> + + * rtl.h: Declare gt_ggc_mx and gt_pch_nx. + +2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + Richard Biener <rguenther@suse.de> + + PR tree-optimization/77848 + * tree-if-conv.c (version_loop_for_if_conversion): When versioning + an outer loop, only save basic block aux information for the inner + loop. + (versionable_outer_loop_p): New function. + (tree_if_conversion): Version the outer loop instead of the inner + one if the pattern will be recognized for outer-loop + vectorization. + +2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com> + + * gcc/bb-reorder.c: Remove 'toplev.h' include. + (pass_partition_blocks::gate): No longer check + user_defined_section_attribute, instead check the function decl + for a section attribute. + * gcc/c-family/c-attribs.c (handle_section_attribute): No longer + set user_defined_section_attribute. + * gcc/final.c (rest_of_handle_final): Likewise. + * gcc/toplev.c: Remove definition of user_defined_section_attribute. + * gcc/toplev.h: Remove declaration of + user_defined_section_attribute. + +2016-11-16 Maciej W. Rozycki <macro@imgtec.com> + + * config/mips/mips.md (casesi_internal_mips16_<mode>): + Explicitly switch between JR and JRC for the table jump. Adjust + instruction count. + +2016-11-16 Maciej W. Rozycki <macro@imgtec.com> + + * config/mips/mips.md (casesi_internal_mips16_<mode>): Set + `insn_count' to 11 rather than 16. + +2016-11-16 Maciej W. Rozycki <macro@imgtec.com> + + * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the + `ltu' rather than `leu' operation in the RTL pattern + +2016-11-16 Maciej W. Rozycki <macro@imgtec.com> + + * config/mips/mips.md (casesi_internal_mips16_<mode>): Add + missing <d> instruction prefixes throughout. Correct + formatting. + +2016-11-16 Maciej W. Rozycki <macro@imgtec.com> + + * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR + rather than R_MIPS_JALR relocation in microMIPS code. Do not + cancel short delay slots in PIC call relaxation. + +2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/arm.md (arm_addsi3): Add alternative for addition of + general register with general register or ARM constant into SP + register. + +2016-11-16 Jakub Jelinek <jakub@redhat.com> + + PR fortran/78299 + * omp-low.c (expand_omp_for_static_nochunk): Don't assert + that loop->header == body_bb if broken_loop. + +2015-11-16 Wilco Dijkstra <wdijkstr@arm.com> + + * tree-ssa-math-opts.c (bswap_replace): Remove test + of SLOW_UNALIGNED_ACCESS. + +2016-11-16 Alexander Monakov <amonakov@ispras.ru> + + * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP + is selected. Pass -mgomp to offload compiler in OpenMP case. + * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum + declaration from nvptx.c. + (nvptx_gen_shuffle): Declare. + (nvptx_output_set_softstack): Declare. + * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h. + (need_softstack_decl): New variable. + (need_unisimt_decl): New variable. + (diagnose_openacc_conflict): New. Use it... + (nvptx_option_override): ...here. Handle TARGET_GOMP. + (nvptx_encode_section_info): Handle "shared" attribute. + (write_as_kernel): Restrict to OpenACC target regions. + (init_softstack_frame): New. + (nvptx_init_unisimt_predicate): New. + (write_omp_entry): New. Use it... + (nvptx_declare_function_name): ...here to emit OpenMP target region + entrypoints. Handle TARGET_SOFT_STACK. Call + nvptx_init_unisimt_predicate. + (nvptx_output_set_softstack): New. + (nvptx_get_drap_rtx): Return %argp as the DRAP if needed. + (nvptx_gen_shuffle): Export. + (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction + predicate. + (nvptx_print_operand): Fix handling of instruction predicates. + (nvptx_get_unisimt_master): New helper function. + (nvptx_get_unisimt_predicate): Ditto. + (nvptx_call_insn_is_syscall_p): Ditto. + (nvptx_unisimt_handle_set): Ditto. + (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt. + (nvptx_reorg): Call nvptx_reorg_uniform_simt. + (nvptx_handle_shared_attribute): New. Use it... + (nvptx_attribute_table): ... here (new entry). + (nvptx_record_offload_symbol): Handle NULL attributes. + (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl. + (nvptx_simt_vf): New. + (TARGET_SIMT_VF): Define. + * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define + __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp. + -muniform-simt option is active. + (STACK_SIZE_MODE): Define. + (FIXED_REGISTERS): Adjust. + (SOFTSTACK_SLOT_REGNUM): New. + (SOFTSTACK_PREV_REGNUM): New. + (REGISTER_NAMES): Adjust. + (struct machine_function): New fields. + * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New. + (UNSPEC_VOTE_BALLOT): Ditto. + (UNSPEC_LANEID): Ditto. + (UNSPECV_NOUNROLL): Ditto. + (atomic): New attribute. + (predicable): New attribute. Generate predicated forms via + define_cond_exec. + (br_true): Mark as not predicable. + (br_false): Ditto. + (br_true_uni): Ditto. + (br_false_uni): Ditto. + (return): Ditto. + (trap_if_true): Ditto. + (trap_if_false): Ditto. + (nvptx_fork): Ditto. + (nvptx_forked): Ditto. + (nvptx_joining): Ditto. + (nvptx_join): Ditto. + (nvptx_barsync): Ditto. + (epilogue): Emit stack restore if TARGET_SOFT_STACK. + (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code. + (allocate_stack_<mode>): Remove unused pattern. + (set_softstack_insn): New pattern. + (restore_stack_block): Handle for TARGET_SOFT_STACK. + (nvptx_vote_ballot): New pattern. + (omp_simt_lane): Ditto. + (omp_simt_last_lane): Ditto. + (omp_simt_ordered): Ditto. + (omp_simt_vote_any): Ditto. + (omp_simt_xchg_bfly): Ditto. + (omp_simt_xchg_idx): Ditto. + (nvptx_nounroll): Ditto. + (atomic_compare_and_swap<mode>_1): Mark with atomic attribute. + (atomic_exchange<mode>): Ditto. + (atomic_fetch_add<mode>): Ditto. + (atomic_fetch_addsf): Ditto. + (atomic_fetch_<logic><mode>): Ditto. + * config/nvptx/nvptx.opt (msoft-stack): New option. + (muniform-simt): Ditto. + (mgomp): Ditto. + * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New. + * doc/extend.texi (Nvidia PTX Variable Attributes): New section. + * doc/invoke.texi (msoft-stack): Document. + (muniform-simt): Document + (mgomp): Document. + * doc/tm.texi: Regenerate. + * doc/tm.texi.in (TARGET_SIMT_VF): New hook. + * target.def: Define it. + * target-insns.def (omp_simt_lane): New. + (omp_simt_last_lane): New. + (omp_simt_ordered): New. + (omp_simt_vote_any): New. + (omp_simt_xchg_bfly): New. + (omp_simt_xchg_idx): New. + +2016-11-16 Maciej W. Rozycki <macro@imgtec.com> + + * config/mips/mips-protos.h (mips_set_text_contents_type): New + prototype. + * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro. + (ASM_OUTPUT_CASE_END): Likewise. + * config/mips/mips.c (mips_set_text_contents_type): New function. + (mips16_emit_constants): Record the pool's initial label number + with the `consttable' insn. Emit a `consttable_end' insn at the end. + (mips_final_prescan_insn): Call `mips_set_text_contents_type' + for `consttable' insns. + (mips_final_postscan_insn): Call `mips_set_text_contents_type' + for `consttable_end' insns. + * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value. + (consttable): Add operand. + (consttable_end): New insn. + +2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com> + + * params.def (PARAM_VECT_EPILOGUES_NOMASK): New. + * tree-if-conv.c (tree_if_conversion): Make public. + * * tree-if-conv.h: New file. + * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid + dynamic alias checks for epilogues. + * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog. + * tree-vect-loop.c: include tree-if-conv.h. + (new_loop_vec_info): Add zeroing orig_loop_info field. + (vect_analyze_loop_2): Don't try to enhance alignment for epilogues. + (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL + if epilogue is vectorized, set up orig_loop_info field of loop_vinfo + using passed argument. + (vect_transform_loop): Check if created epilogue should be returned + for further vectorization with less vf. If-convert epilogue if + required. Print vectorization success for epilogue. + * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization + if it is required, pass loop_vinfo produced during vectorization of + loop body to vect_analyze_loop. + * tree-vectorizer.h (struct _loop_vec_info): Add new field + orig_loop_info. + (LOOP_VINFO_ORIG_LOOP_INFO): New. + (LOOP_VINFO_EPILOGUE_P): New. + (LOOP_VINFO_ORIG_VECT_FACTOR): New. + (vect_do_peeling): Change prototype to return epilogue. + (vect_analyze_loop): Add argument of loop_vec_info type. + (vect_transform_loop): Return created loop. + +2016-11-16 Segher Boessenkool <segher@kernel.crashing.org> + + * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR + component as used also if LR_REGNO is a live input to the bb. + * df-scan.c (df_get_entry_block_def_set): Return immediately after + clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set. + (df_get_exit_block_use_set): Ditto. + * df.h (df_scan_flags): New enum. + * shrink-wrap.c (try_shrink_wrapping_separate): Set + DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call + df_update_entry_block_defs and df_update_exit_block_uses + at the start; clear the flag and call those functions at the end. + +2016-11-16 Richard Sandiford <richard.sandiford@arm.com> + Alan Hayward <alan.hayward@arm.com> + David Sherwood <david.sherwood@arm.com> + + * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set + nb_iterations to the number of latch iterations rather than the + number of loop iterations. + +2016-11-16 Richard Sandiford <richard.sandiford@arm.com> + Alan Hayward <alan.hayward@arm.com> + David Sherwood <david.sherwood@arm.com> + + * combine.c (maybe_swap_commutative_operands): New function. + (combine_simplify_rtx): Use it. + (change_zero_ext): Likewise. + (make_compound_operation_int): New function, split out of... + (make_compound_operation): ...here. Use + maybe_swap_commutative_operands for both. + +2016-11-16 Richard Earnshaw <rearnsha@arm.com> + + * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'. + (neon-vfpv3): New FPU, currently an alias for 'neon'. + * arm/arm-tables.opt: Regenerated. + * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and + neon-vfpv3. + * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp' + and 'neon' are aliases for specific implementations. + +2016-11-16 Richard Sandiford <richard.sandiford@arm.com> + Alan Hayward <alan.hayward@arm.com> + David Sherwood <david.sherwood@arm.com> + + * optabs.c (vector_compare_rtx): Add a cmp_mode parameter + and use it in the final call to gen_rtx_fmt_ee. + (expand_vec_cond_expr): Update accordingly. + (expand_vec_cmp_expr): Likewise. + +2016-11-16 Richard Sandiford <richard.sandiford@arm.com> + Alan Hayward <alan.hayward@arm.com> + David Sherwood <david.sherwood@arm.com> + + * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p. + +2016-11-16 Richard Biener <rguenther@suse.de> + + PR middle-end/78333 + * gimplify.c (gimplify_function_tree): Do not instrument + GNU extern inline functions. + +2016-11-16 Martin Liska <mliska@suse.cz> + + PR sanitizer/78270 + * gimplify.c (gimplify_switch_expr): Always save previous + gimplify_ctxp->live_switch_vars. + +2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com> + + * config/arc/arc.md (movb peephole2): New peephole2 to merge two + zero_extract operations to allow a movb to occur. + * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results. + * testsuite/gcc.target/arc/movb-2.c: Likewise. + * testsuite/gcc.target/arc/movb-5.c: Likewise. + * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover + little endian arc. + +2016-11-16 Richard Sandiford <richard.sandiford@arm.com> + Alan Hayward <alan.hayward@arm.com> + David Sherwood <david.sherwood@arm.com> + + * expr.c (emit_group_load_1): Tighten check for whether an + access involves only one operand of a CONCAT. Use extract_bit_field + for constants if the bit range does span the whole operand. + +2016-11-16 Richard Sandiford <richard.sandiford@arm.com> + Alan Hayward <alan.hayward@arm.com> + David Sherwood <david.sherwood@arm.com> + + * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes. + +2016-11-16 Richard Sandiford <richard.sandiford@arm.com> + Alan Hayward <alan.hayward@arm.com> + David Sherwood <david.sherwood@arm.com> + + * tree-vect-loop.c (vect_transform_loop): Protect the updates of + all three iteration counts with an any_* test. Use a single update + for each count. Fix the calculation of nb_iterations_estimate. + +2016-11-16 Richard Sandiford <richard.sandiford@arm.com> + + * config/pdp11/pdp11.c: Include dbxout.h. + +2016-11-16 Richard Sandiford <richard.sandiford@arm.com> + + * config/arc/arc.c (arc_loop_hazard): Add missing brackets. + +2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/78364 + * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the + proper ranges for an SBFX instruction. + (extzv_t2): Likewise for UBFX. + +2016-11-16 Richard Biener <rguenther@suse.de> + + PR tree-optimization/78348 + * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE. + (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition. + (classify_partition): Set PKIND_MEMCPY if dependence analysis + revealed no dependency, PKIND_MEMMOVE otherwise. + +2016-11-16 Jakub Jelinek <jakub@redhat.com> + + PR sanitizer/77823 + * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if + it points to non-NULL tree, use it instead of ubsan_create_data. + (instrument_si_overflow): Handle vector signed integer overflow + checking. + * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument. + * tree-vrp.c (simplify_internal_call_using_ranges): Punt for + vector IFN_UBSAN_CHECK_*. + * internal-fn.c (expand_addsub_overflow): Add DATAP argument, + pass it through to ubsan_build_overflow_builtin. + (expand_neg_overflow, expand_mul_overflow): Likewise. + (expand_vector_ubsan_overflow): New function. + (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB, + expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics. + (expand_arith_overflow): Adjust expand_*_overflow callers. + +2016-11-16 Matthias Klose <doko@ubuntu.com> + + * doc/install.texi: Remove references to java/libjava. + +2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org> + + * tree-ssa-coalesce.c (register_default_def): Remove + register_ssa_partition. + (create_outofssa_var_map): Likewise. + * tree-ssa-live.c (register_ssa_partition_check): Remove. + * tree-ssa-live.h (register_ssa_partition): Likewise. + +2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de> + + * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects. + Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects. + Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for + integer arguments. Only set ATTR_PERMANENT_P on newly hashed + rtx when all sub-rtx are also permanent. + (attr_eq): Simplify. + (attr_copy_rtx): Remove. + (make_canonical, get_attr_value): Use attr_equal_p. + (copy_boolean): Rehash NOT. + (simplify_test_exp_in_temp, + optimize_attrs): Remove call to attr_copy_rtx. + (attr_alt_intersection, attr_alt_union, + attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT. + (make_automaton_attrs): Use attr_eq. + +2016-11-15 Matthias Klose <doko@ubuntu.com> + + * doc/install.texi: Remove references to java/libjava. + * doc/sourcebuild.texi: Likewise. + * doc/invoke.texi: Likewise. + * doc/standards.texi: Likewise. + +2016-11-15 Richard Sandiford <richard.sandiford@arm.com> + Alan Hayward <alan.hayward@arm.com> + David Sherwood <david.sherwood@arm.com> + + * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead + of VOIDmode. + * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise. + * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise. + * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise. + * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise. + * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise. + * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise. + * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise. + +2016-11-15 Richard Sandiford <richard.sandiford@arm.com> + Alan Hayward <alan.hayward@arm.com> + David Sherwood <david.sherwood@arm.com> + + * dce.c (check_argument_store): Pass the size instead of + the memory reference. + (find_call_stack_args): Pass MEM_SIZE to check_argument_store. + +2016-11-15 Richard Sandiford <richard.sandiford@arm.com> + Alan Hayward <alan.hayward@arm.com> + David Sherwood <david.sherwood@arm.com> + + * alias.c (canon_rtx): Use simplify_gen_binary. + +2016-11-15 Richard Sandiford <richard.sandiford@arm.com> + Alan Hayward <alan.hayward@arm.com> + David Sherwood <david.sherwood@arm.com> + + * rtl.h (load_extend_op): Declare. + * rtlanal.c (load_extend_op): New function. + (nonzero_bits1): Use it. + (num_sign_bit_copies1): Likewise. + * cse.c (cse_insn): Likewise. + * fold-const.c (fold_single_bit_test): Likewise. + (fold_unary_loc): Likewise. + * fwprop.c (free_load_extend): Likewise. + * postreload.c (reload_cse_simplify_set): Likewise. + (reload_cse_simplify_operands): Likewise. + * combine.c (try_combine): Likewise. + (simplify_set): Likewise. Remove redundant SUBREG_BYTE and + subreg_lowpart_p checks. + +2016-11-15 Richard Sandiford <richard.sandiford@arm.com> + Alan Hayward <alan.hayward@arm.com> + David Sherwood <david.sherwood@arm.com> + + * combine.c (simplify_shift_const_1): Use the number of bits + in the inner mode to determine the range of the shift. + When handling shifts of vectors, skip any rules that apply + only to scalars. + +2016-11-15 Richard Sandiford <richard.sandiford@arm.com> + Alan Hayward <alan.hayward@arm.com> + David Sherwood <david.sherwood@arm.com> + + * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after + handling VOIDmode. + +2016-11-15 Matthias Klose <doko@ubuntu.com> + + * doc/install.texi: Remove references to gcj/libjava. + * doc/invoke.texi: Likewise. + +2016-11-15 Jeff Law <law@redhat.com> + + * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded + parameter. Callers changed. + (check-subpath_and_update_thread_path): Extracted from + fsm_find_control_statement_thread_paths. + (handle_phi, handle_assignment, handle_assignment_p): Likewise. + (handle_phi, handle_assignment): Allow any constant node, not + just INTEGER_CST. + +2016-11-15 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc-arch.h: New file. + * config/arc/arc-arches.def: Likewise. + * config/arc/arc-cpus.def: Likewise. + * config/arc/arc-options.def: Likewise. + * config/arc/t-multilib: Likewise. + * config/arc/genmultilib.awk: Likewise. + * config/arc/genoptions.awk: Likewise. + * config/arc/arc-tables.opt: Likewise. + * config/arc/driver-arc.c: Likewise. + * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise. + * common/config/arc/arc-common.c (arc_handle_option): Trace + toggled options. + * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra + options; check for supported cpu against arc-cpus.def file. + (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define + TARGET_CPU_BUILD macro; add driver-arc.o as an extra object. + * config/arc/arc-c.def: Add emacs local variables. + * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file. + (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA) + (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL) + (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines. + (DEFAULT_arc_fpu_build): Define. + (DEFAULT_arc_mpy_option): Define. + * config/arc/arc-protos.h (arc_init): Delete. + * config/arc/arc.c (arc_cpu_name): New variable. + (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs) + (arc_arc700, arc_arc600, arc_arc601): New variable. + (arc_init): Add static; remove selection of default tune value, + cleanup obsolete error messages. + (arc_override_options): Make use of .def files for selecting the + right cpu and option configurations. + * config/arc/arc.h (stdbool.h): Include. + (TARGET_CPU_DEFAULT): Define. + (CPP_SPEC): Remove mcpu=NPS400 handling. + (arc_cpu_to_as): Declare. + (EXTRA_SPEC_FUNCTIONS): Define. + (OPTION_DEFAULT_SPECS): Likewise. + (ASM_DEFAULT): Remove. + (ASM_SPEC): Use arc_cpu_to_as. + (DRIVER_SELF_SPECS): Remove deprecated options. + (arc_base_cpu): Declare. + (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM) + (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu + variable. + (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT. + * config/arc/arc.md (attr_cpu): Remove. + * config/arc/arc.opt (mno-mpy): Deprecate. + (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM) + (mcpu=ARCHS): Remove. + (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc): + Deprecate. + (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove. + (arc_fpu): Use new defines. + (mpy-option): Change to use numeric or string like inputs. + * config/arc/t-arc (driver-arc.o): New target. + (arc-cpus, t-multilib, arc-tables.opt): Likewise. + * config/arc/t-arc-newlib: Delete. + * config/arc/t-arc-uClibc: Renamed to t-uClibc. + * doc/invoke.texi (ARC): Update arc options. + +2016-11-15 Maciej W. Rozycki <macro@imgtec.com> + + * config/mips/mips.c (mips16_emit_constants): Emit `consttable' + insn at the beginning of the constant pool. + (mips_insert_insn_pseudos): New function. + (mips_machine_reorg2): Call it. + * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and + UNSPEC_INSN_PSEUDO enum values. + (insn_pseudo, consttable): New insns. + +2016-11-15 Michael Matz <matz@suse.de> + + PR missed-optimization/77881 + * combine.c (simplify_comparison): Remove useless subregs + also inside the loop, not just after it. + (make_compound_operation): Recognize some subregs as being + masking as well. + +2016-11-15 Richard Sandiford <richard.sandiford@arm.com> + Alan Hayward <alan.hayward@arm.com> + David Sherwood <david.sherwood@arm.com> + + * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/ + GET_MODE_SIZE typo. + +2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support + for using xxinsertw and vinsert{b,h} on ISA 3.0. + + * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment. + (vsx_set_<mode>_p9): New insn to generate xxinsertw and + vinsert{b,h} on ISA 3.0. + +2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg + and cmpnop in two steps: first the ones not accessed in original gimple + expression in a endian independent way and then the ones not accessed + in the final result in an endian-specific way. + (bswap_replace): Stop doing big endian adjustment. + +2016-11-14 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints. + (*ashl<mode>3_doubleword): Ditto. + +2016-11-14 Martin Liska <mliska@suse.cz> + + * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line. + +2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com> + Richard Biener <rguenther@suse.de> + + * doc/invoke.texi (fgimple): Document. + * dumpfile.h (TDF_GIMPLE): Add. + * dumpfile.c (dump_options): Add gimple. + * gimple-pretty-print.c (dump_gimple_switch): Adjust dump + for TDF_GIMPLE. + (dump_gimple_label): Likewise. + (dump_gimple_phi): Likewise. + (dump_gimple_bb_header): Likewise. + (dump_phi_nodes): Likewise. + (pp_cfg_jump): Likewise. Pass in dump flags. + (dump_implicit_edges): Adjust. + * passes.c (pass_init_dump_file): Do not dump function header + for TDF_GIMPLE. + * tree-cfg.c (dump_function_to_file): Dump function return type + and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping + GIMPLE stmts. + * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE. + (dump_generic_node): Likewise. + * function.h (struct function): Add pass_startwith member. + * passes.c (execute_one_pass): Implement startwith. + * tree-ssanames.c (make_ssa_name_fn): New argument, check for version + and assign proper version for parsed ssa names. + * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function. + * internal-fn.c (expand_PHI): New function. + * internal-fn.h (expand_PHI): Declared here. + * internal-fn.def: New defination for PHI. + * tree-cfg.c (lower_phi_internal_fn): New function. + (build_gimple_cfg): Call it. + (verify_gimple_call): Condition for passing label as arg in internal + function PHI. + * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already + present PHIs with arguments. + +2016-11-14 Martin Liska <mliska@suse.cz> + + PR bootstrap/78069 + * common.opt: Add prefer-atomic as a new enum value for + -fprofile-update. + * coretypes.h: Likewise. + * doc/invoke.texi: Document the new option value. + * gcc.c: Replace atomic with prefer-atomic. Remove warning. + * tree-profile.c (tree_profiling): Select default value + of -fprofile-update when 'prefer-atomic' is selected. + +2016-11-14 Wilco Dijkstra <wdijkstr@arm.com> + + * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm... + (cortex_a57_alu_shift): ...here. + +2016-11-14 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3) + Use bfx attribute. + (aarch64_lshr_sisd_or_int_<mode>3): Likewise. + (aarch64_ashr_sisd_or_int_<mode>3): Likewise. + (<optab>si3_insn_uxtw): Likewise. + (<optab><mode>3_insn): Likewise. + (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise. + (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise. + (extend<GPI:mode>_ashr<SHORT:mode>): Likewise. + (<optab><mode>): Likewise. + (insv<mode>): Likewise. + (andim_ashift<mode>_bfiz): Likewise. + * config/aarch64/thunderx.md (thunderx_shift): Add bfx. + * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise. + * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx. + * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx. + (exynos_m1_alu_p): Likewise. + * config/arm/types.md: Add bfx. + * config/arm/xgene1.md (xgene1_bfm): Add bfx. + +2016-11-14 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64.c (cortexa57_vector_cost): + Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost. + +2016-11-14 Richard Biener <rguenther@suse.de> + + PR tree-optimization/78312 + * gimple-ssa-backprop.c (backprop::prepare_change): Reset + flow-sensitive info. + +2016-11-14 Georg-Johann Lay <avr@gjlay.de> + + PR target/78093 + * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option. + * config/avr/avr.opt (-mabsdata): New option. + * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS. + * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If + -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA. + * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS. + * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata + spec depending on AVR_ISA_LDS. + * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec. + +2016-11-13 Jakub Jelinek <jakub@redhat.com> + + * match.pd: Don't try to compare addresses of variables with + DECL_VALUE_EXPR. + +2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org> + + * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions. + (propagate_vr_accross_jump_function): Handle unary expressions. + * ipa-prop.c (ipa_set_jf_unary_pass_through): New. + (load_from_param_1): New. + (load_from_unmodified_param): Factor common part into load_from_param_1. + (load_from_param): New. + (compute_complex_assign_jump_func): Handle unary expressions. + (update_jump_functions_after_inlining): Likewise. + (ipa_write_jump_function): Likewise. + (ipa_read_jump_function): Likewise. + +2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + PR c/35503 + * doc/invoke.texi: Document Wrestrict. + * pretty-print.c (pp_format): Add case for "Z" specifier. + (test_pp_format): Test "Z" specifier. + +2016-11-13 Eric Botcazou <ebotcazou@adacore.com> + + * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the + original function needs a static chain. + +2016-11-13 David Edelsohn <dje.gcc@gmail.com> + + PR target/78336 + * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect + ASM_OUTPUT_DEF. + +2016-11-12 Segher Boessenkool <segher@kernel.crashing.org> + + PR target/77957 + * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't + return early if !optional_tbtab. + +2016-11-11 Eric Botcazou <ebotcazou@adacore.com> + + PR rtl-optimization/59461 + * doc/rtl.texi (paradoxical subregs): Add missing word. + * combine.c (reg_nonzero_bits_for_combine): Do not discard results + in modes with precision larger than that of last_set_mode. + * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is + set and LOAD_EXTEND_OP is appropriate, propagate results from inner + REGs to paradoxical SUBREGs. + (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not + larger than a word before invoking LOAD_EXTEND_OP on it. + +2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/78243 + * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the + element order for little endian ordering. + + * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use + VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element + number. + +2016-11-11 Uros Bizjak <ubizjak@gmail.com> + + PR target/78310 + * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow + when calculating operand 2. + (rotate to rotatex zext splitter): Ditto. + +2016-11-11 Jeff Law <law@redhat.com> + + * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New + function. + (stmt_uses_name_in_undefined_way): New function, extracted from + find_implicit_erroneous_behavior and extended for div/mod case. + (stmt_uses_0_or_null_in_undefined_way): New function, extracted from + find_explicit_erroneous_behavior and extended for div/mod case. + (find_implicit_erroneous_behavior): Use new helper function. + (find_explicit_erroneous_behavior): Use new helper function. + +2016-11-11 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71575 + * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove + bogus assert. + +2016-11-11 Richard Biener <rguenther@suse.de> + + PR middle-end/78295 + * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn + about uninitialized destination arg of BIT_INSERT_EXPR. + +2016-11-10 Sandra Loosemore <sandra@codesourcery.com> + + PR c/37998 + * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct + terminology. Expand to remove ambiguity. + +2016-11-10 Segher Boessenkool <segher@kernel.crashing.org> + + PR rtl-optimization/78232 + * combine.c (try_combine): Add a big comment about why reusing i2dest + is undesirable. + (change_zero_ext): Do not call simplify_gen_binary, do the + simplifications manually. + +2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0, + enable HImode and QImode to go in vector registers by default if + the -mvsx-small-integer option is enabled. + (rs6000_secondary_reload_simple_move): Likewise. + (rs6000_preferred_reload_class): Don't force integer constants to + be loaded into vector registers that we can easily make into + memory (or being created in the GPRs and moved over with direct move). + * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used. + (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode + vector extraction on ISA 3.0 when the scalar integer can be + allocated in vector registers. Generate the VEC_SELECT directy, + and don't use UNSPEC's to avoid having the scalar type in a vector + register. Make the expander target registers, and let the + combiner fold in results storing to memory, if the machine + supports stores. + (vsx_extract_<mode>_di): Likewise. + (vsx_extract_<mode>_p9): Likewise. + (vsx_extract_<mode>_di_p9): Likewise. + (vsx_extract_<mode>_store_p9): Likewise. + (vsx_extract_si): Likewise. + (vsx_extract_<mode>_p8): Likewise. + (p9_lxsi<wd>zx): Delete, no longer used. + (p9_stxsi<wd>x): Likewise. + * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for + integers in vector registers for ISA 3.0. + (QHI): Update comment. + (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or + vector extract instructions in sign/zero extend. + (zero_extendhi<mode>): Likewise. + (extendqi<mode>): Likewise. + (extendhi<mode>2): Likewise. + (HImode splitter for load/sign extend in vector register): Likewise. + (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of + optimizing floating point conversions to/from small data types and + rewrite it to support QImode/HImode being allowed in vector + registers on ISA 3.0. + (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise. + (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise. + (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise. + (fix_trunc<SFDF:mode><QHI:mode>2): Likewise. + (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise. + (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise. + (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise. + VSPLITISW on ISA 2.07. + (movhi_internal): Combine movhi_internal and movqi_internal into + one mov<mode>_internal with an iterator. Add support for QImode + and HImode being allowed in vector registers. Make large number + of attributes and constraints easier to read. + (movqi_internal): Likewise. + (mov<mode>_internal): Likewise. + (movdi_internal64): Fix constraint to allow loading -16..15 with + VSPLITISW on ISA 2.07. + (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as + well as DImode. + +2016-11-10 Pat Haugen <pthaugen@us.ibm.com> + + PR rtl-optimization/78241 + * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter', + but emit initial peel copy if niter expr is not reliable. + +2016-11-10 Segher Boessenkool <segher@kernel.crashing.org> + + * dwarf2cfi.c (dump_cfi_row): Add forward declaration. + (maybe_record_trace_start): If the CFI is different on the new and + old paths, print out both to the dump file before ICEing. + +2016-11-10 Vladimir Makarov <vmakarov@redhat.com> + + * target.def (additional_allocno_class_p): New. + * hooks.h (hook_bool_reg_class_t_false): New prototype. + * hooks.c (hook_bool_reg_class_t_false): New. + * ira.c (setup_allocno_and_important_classes): Use the new hook. + * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it. + * doc/tm.texi: Update. + +2016-11-10 Jason Merrill <jason@redhat.com> + + * gengtype.c (new_structure): Append to structures list. + (find_structure): Likewise. + +2016-11-10 Jim Wilson <jim.wilson@linaro.org> + + * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if + this_dir is 2. Check for this_dir non-zero before dir != this_dir + check. + +2016-11-10 Jakub Jelinek <jakub@redhat.com> + + * omp-low.c (lower_omp_target): Fix up argument to is_reference. + (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being + TRUNC_DIV_EXPR. + * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set + ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran. + Remove omp_no_lastprivate callers. Propagate lastprivate on combined + teams distribute parallel for simd even to distribute and teams + construct. For OMP_CLAUSE_DEPEND add missing break at the end of + OMP_CLAUSE_DEPEND_SINK case. + (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p. + (omp_no_lastprivate): Removed. + (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers. + (gimplify_omp_for): Likewise. + (computable_teams_clause): Fail for automatic vars from current + function not yet seen in bind expr. + * langhooks.c (lhd_omp_scalar_p): New function. + * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p. + * varpool.c (varpool_node::get_create): Set node->offloading + even for DECL_EXTERNAL decls. + * langhooks-def.h (lhd_omp_scalar_p): New prototype. + (LANG_HOOKS_OMP_SCALAR_P): Define. + (LANG_HOOKS_DECLS): Use it. + +2016-11-10 Martin Liska <mliska@suse.cz> + + PR sanitizer/78270 + * gimplify.c (gimplify_switch_expr): Create live_switch_vars + only when SWITCH_BODY is a BIND_EXPR. + +2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com> + + PR debug/78112 + * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl + on the context only when it has no DIE yet. + +2016-11-10 Richard Earnshaw <rearnsha@arm.com> + + * arm.h (target_cpus): Delete. + * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_. + * arm.c (all_cores): Prefix IDENT with TARGET_CPU_. + (all_architectures): Likewise. + (arm_option_override): Adjust use of CPU enums. + (arm_sched_reorder): Likewise. + * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise. + * arm.opt (mcpu, mtune): Adjust use of CPU enums. + * arm/genopt.sh (processor_type): Prefix enumeration entries with + TARGET_CPU_. + * arm-tables.opt: Regenerated. + +2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org> + + * config/aarch64/aarch64-cores.def (qdf24xx): Update part number. + (falkor): New core. + * config/aarch64/aarch64-tune.md: Regenerated. + * config/arm/arm-cores.def (falkor): New core. + * config/arm/arm-tables.opt: Regenerated. + * config/arm/arm-tune.md: Regenerated. + * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support. + * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise. + * doc/invoke.texi (AArch64 Options/-mtune): Document it. + (ARM Options/-mtune): Likewise. + +2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org> + + Revert + 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org> + + * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions. + (propagate_vr_accross_jump_function): Likewise. + * ipa-prop.c (ipa_set_jf_unary_pass_through): New. + (load_from_param_1): New. + (load_from_unmodified_param): Factor common part into load_from_param_1. + (load_from_param): New. + (compute_complex_assign_jump_func): Handle unary expressions. + (ipa_write_jump_function): Likewise. + (ipa_read_jump_function): Likewise. + +2016-11-09 Segher Boessenkool <segher@kernel.crashing.org> + + * simplify-rtx.c (simplify_binary_operation_1): Simplify + (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and + (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C + is a const_int. + +2016-11-09 David Malcolm <dmalcolm@redhat.com> + + * print-rtl-function.c: Include varasm.h. + (print_any_param_name): New function. + (print_param): New function. + (print_rtx_function): Call print_param for each argument. + * print-rtl.c (rtx_writer::finish_directive): New function. + * print-rtl.h (rtx_writer::finish_directive): New decl. + +2016-11-09 Uros Bizjak <ubizjak@gmail.com> + + PR target/78262 + * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark + operand 0 as earlyclobber. + (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives. + +2016-11-09 Martin Liska <mliska@suse.cz> + + * fold-const-call.c (fold_const_call): Fix up type of s0 and s1. + +2016-11-09 Jakub Jelinek <jakub@redhat.com> + + PR target/77718 + * builtins.c (expand_builtin_memcmp): Formatting fix. + + * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE + and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise + or of them, renumber other enumerators. + * opts.c (sanitizer_opts): Add shift-base and shift-exponent. + * doc/invoke.texi: Document -fsanitize=shift-base and + -fsanitize-shift-exponent, document -fsanitize=shift as + having those 2 suboptions. + +2016-11-09 Richard Biener <rguenther@suse.de> + + * fold-const.c (tree_swap_operands_p): Remove unused arg. + * fold-const.c (tree_swap_operands_p): Likewise. + (fold_binary_loc): Adjust. + (fold_ternary_loc): Likewise. + * genmatch.c (dt_operand::gen_gimple_exp): Likewise. + * gimple-fold.c (fold_stmt_1): Likewise. + * gimple-match-head.c (gimple_resimplify2): Likewise. + (gimple_resimplify3): Likewise. + (gimple_simplify): Likewise. + * tree-ssa-dom.c (record_equality): Likewise. + * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise. + * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise. + * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise. + +2016-11-09 Richard Biener <rguenther@suse.de> + + * tree-ssa-dom.c (canonicalize_comparison): Remove. + (optimize_stmt): Remove redundant pre-propagation canonicalization + of comparison operand order. + +2016-11-09 Martin Liska <mliska@suse.cz> + + * fold-const-call.c (fold_const_call): Fix the folding. + +2016-11-09 Richard Biener <rguenther@suse.de> + + * common.opt (flag_evaluation_order): Remove. + * expr.c (expand_operands): Remove code guarded by + flag_evaluation_order. + * fold-const.c (reorder_operands_p): Remove, it always returns + true. + (negate_expr_p): Remove calls to reorder_operands_p. + (fold_negate_expr): Likewise. + (tree_swap_operands_p): Likewise. + (fold_binary_loc): Likewise. + +2016-11-09 Andreas Schwab <schwab@suse.de> + + PR target/78254 + * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields + insns operating on a register. + +2016-11-09 Richard Biener <rguenther@suse.de> + + PR tree-optimization/78007 + * tree-vect-stmts.c (vectorizable_bswap): New function. + (vectorizable_call): Call vectorizable_bswap for + BUILT_IN_BSWAP{16,32,64} if arguments are not promoted. + +2016-11-09 Richard Biener <rguenther@suse.de> + + * tree-vect-data-refs.c (vect_compute_data_ref_alignment): + Look at the DR_BASE_ADDRESS object for forcing alignment. + +2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org> + + * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions. + (propagate_vr_accross_jump_function): Likewise. + * ipa-prop.c (ipa_set_jf_unary_pass_through): New. + (load_from_param_1): New. + (load_from_unmodified_param): Factor common part into load_from_param_1. + (load_from_param): New. + (compute_complex_assign_jump_func): Handle unary expressions. + (ipa_write_jump_function): Likewise. + (ipa_read_jump_function): Likewise. + +2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org> + + PR ipa/78121 + * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type. + Also fold constant passed as argument while computing value range. + (propagate_constants_accross_call): Pass param type. + * ipa-prop.c: export ipa_get_callee_param_type. + * ipa-prop.h: export ipa_get_callee_param_type. + +2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com> + + * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN, + BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR. + +2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com> + + * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove. + * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with + ASAN_STACK_MAGIC_MIDDLE. + (asan_global_struct): Increase the size of fields. + (asan_add_global): Add new field constructor. + * sanitizer.def (__asan_version_mismatch_check_v6): Replace with + __asan_version_mismatch_check_v8. + +2016-11-08 David Edelsohn <dje.gcc@gmail.com> + + * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO + at runtime. + +2016-11-08 Uros Bizjak <ubizjak@gmail.com> + + PR target/70799 + * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): + Handle ASHIFT and LSHIFTRT. + (dimode_scalar_chain::compute_convert_gain): Ditto. + (dimode_scalar_chain::convert_insn): Ditto. + +2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * gimple-ssa-store-merging.c: Include selftest.h + (verify_array_eq): New function. + (verify_shift_bytes_in_array): Likewise. + (verify_shift_bytes_in_array_right): Likewise. + (verify_clear_bit_region): Likewise. + (verify_clear_bit_region_be): Likewise. + (store_merging_c_tests): Likewise. + * selftest.h (store_merging_c_tests): Declare prototype. + * selftest-run-tests.c (selftest::run_tests): Run + store_merging_c_tests. + +2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/arm/arm.opt (mold-rtx-costs): Delete. + (mnew-generic-costs): Delete. + * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field. + * config/arm/arm.c (arm_rtx_costs_1): Delete. + (arm_size_rtx_costs): Likewise. + (arm_slowmul_rtx_costs): Likewise. + (arm_fastmul_rtx_costs): Likewise. + (arm_xscale_rtx_costs): Likewise. + (arm_9e_rtx_costs): Likewise. + (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune, + arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune, + arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune, + arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune, + arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune + arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune, + arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune, + arm_cortex_m7_tune): + Delete rtx_costs field. + (arm_new_rtx_costs): Rename to... + (arm_rtx_costs_internal): ... This. + (arm_rtx_costs): Remove old way of doing rtx costs. + +2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs. + (arm_fastmul_tune): Likewise. + (arm_strongarm_tune): Likewise. + (arm_xscale_tune): Likewise. + (arm_9e_tune): Likewise. + (arm_marvell_pj4_tune): Likewise. + (arm_v6t2_tune): Likewise. + (arm_v6m_tune): Likewise. + (arm_fa726te_tune): Likewise. + +2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR tree-optimization/78234 + * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error + in start != 0 case. + +2016-11-08 Martin Liska <mliska@suse.cz> + + PR testsuite/78242 + * dbgcnt.def: Add new debug counter asan_use_after_scope. + * gimplify.c (gimplify_decl_expr): Do not sanitize vars + with a value expr. Do not add artificial variables to + live_switch_vars. Use the debug counter. + (gimplify_target_expr): Use the debug counter. + * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin. + * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to + BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N. + +2016-11-08 Richard Biener <rguenther@suse.de> + + * tree-vect-stmts.c (get_group_load_store_type): If the + access is aligned do not trigger peeling for gaps. + * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not + force alignment of vars with DECL_USER_ALIGN. + +2016-11-08 James Greenhalgh <james.greenhalgh@arm.com> + + * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H. + +2016-11-08 Richard Biener <rguenther@suse.de> + + PR tree-optimization/78205 + * tree-vect-stmts.c (vectorizable_load): Move check whether + we may run into gaps when BB vectorizing SLP permutations ... + * tree-vect-slp.c (vect_supported_load_permutation_p): ... + here where we can do a more precise check. + +2016-11-08 Richard Biener <rguenther@suse.de> + + PR tree-optimization/78224 + * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): + Split the fallthru edge in case its successor may have PHIs. + Do not free dominance info. + +2016-11-07 Jakub Jelinek <jakub@redhat.com> + + PR target/78229 + * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust + EH info even for bzhi and pdep/pext. + +2016-11-07 Peter Bergner <bergner@vnet.ibm.com> + + * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of + INCLUDE_EXTRA_SPEC for Advance Toolchain builds. + +2016-11-07 Segher Boessenkool <segher@kernel.crashing.org> + + * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv + if appropriate. + * config/rs6000/vector.md (div<mode>3): Ditto. + +2016-11-07 David Edelsohn <dje.gcc@gmail.com> + + * configure.ac (.hidden): Change to conftest_s string. Provide string + for AIX assembler. + (gcc_cv_ld_hidden): Yes for AIX. + * configure: Regenerate. + + * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF). + + * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare + (rs6000_xcoff_asm_output_aligned_decl_common): Declare. + * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define. + (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. + (ASM_OUTPUT_ALIGNED_COMMON): Delete. + * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename + from #if to if. + (rs6000_xcoff_visibility): New. + (rs6000_xcoff_declare_function_name): Add visibility support. + (rs6000_xcoff_asm_globalize_decl_name): New. + (rs6000_xcoff_asm_output_aligned_decl_common): New. + (rs6000_asm_weaken_decl): New. + (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF. + config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to + reference function. + +2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com> + + PR driver/78206 + * incpath.c (remove_dup): Also silently ignore EPERM. + +2016-11-07 Martin Jambor <mjambor@suse.cz> + + * tree.c (verify_type_variant): Use pointer comparison to check that + TYPE_SIZE_UNIT match. + +2016-11-07 Jakub Jelinek <jakub@redhat.com> + + PR target/77834 + * dse.c (dse_step5): Call scan_reads even if just + insn_info->frame_read. Improve and fix dump file messages. + + PR target/78227 + * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into + cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp. + +2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + PR middle-end/35691 + * match.pd: Add following two patterns: + (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0. + (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0. + +2016-11-07 Bernd Schmidt <bschmidt@redhat.com> + + * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order. + * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise. + * rtl.h (duplicate_reg_notes): Declare. + * rtlanal.c (duplicate_reg_note): New function. + + PR rtl-optimization/77309 + * combine.c (make_compound_operation): Allow EQ for IN_CODE, and + don't assume an equality comparison for plain COMPARE. + (simplify_comparison): Pass a more accurate code to + make_compound_operation. + +2016-11-07 Pat Haugen <pthaugen@us.ibm.com> + + * target.def (compute_pressure_classes): New target hook. + * doc/tm.texi.in: Document it. + * doc/tm.texi: Regenerate. + * ira.c (setup_pressure_classes): Call target hook if defined. + +2016-11-07 David Malcolm <dmalcolm@redhat.com> + + * print-rtl.c (rtx_writer::operand_has_default_value_p): New + method. + (rtx_writer::print_rtx): In compact mode, omit trailing operands + that have the default values. + * print-rtl.h (rtx_writer::operand_has_default_value_p): New + method. + * rtl-tests.c (selftest::test_dumping_insns): Remove empty + label string from expected dump. + (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES + from expected dump. + +2016-11-07 Jakub Jelinek <jakub@redhat.com> + + PR target/77834 + * alias.c (nonoverlapping_memrefs_p): If one decl is + FUNCTION_DECL or LABEL_DECL and the other is not, return 1. + +2016-11-07 Richard Biener <rguenther@suse.de> + + PR target/78229 + * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust + EH info. + +2016-11-07 Richard Biener <rguenther@suse.de> + + PR tree-optimization/78218 + * gimple-ssa-store-merging.c + (pass_store_merging::terminate_all_aliasing_chains): + Drop unused argument, fix alias check to also consider uses. + (pass_store_merging::execute): Adjust. + +2016-11-07 Richard Biener <rguenther@suse.de> + + PR tree-optimization/78228 + * tree-ssa-phiopt.c (abs_replacement): Avoid introducing + undefined behavior. + +2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/77822 + * config/aarch64/aarch64.md (*tb<optab><mode>1): Use + aarch64_simd_shift_imm_<mode> predicate for operand 1. + (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3 + to restrict them to an appropriate range and add FAIL check if the + region they specify is out of range. Delete useless constraint + strings. + (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands + 2 and 3 to restrict their range and add pattern predicate. + +2016-11-07 Martin Liska <mliska@suse.cz> + + * asan.c (enum asan_check_flags): Move the enum to header file. + (asan_init_shadow_ptr_types): Make type creation more generic. + (shadow_mem_size): New function. + (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY. + Rewritten stack unpoisoning code. + (build_shadow_mem_access): Add new argument return_address. + (instrument_derefs): Instrument local variables if use after scope + sanitization is enabled. + (asan_store_shadow_bytes): New function. + (asan_expand_mark_ifn): Likewise. + (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p. + * asan.h (enum asan_mark_flags): Moved here from asan.c + (asan_protect_stack_decl): Protect all declaration that need + to live in memory. + (asan_sanitize_use_after_scope): New function. + (asan_no_sanitize_address_p): Likewise. + * cfgexpand.c (partition_stack_vars): Consider + asan_sanitize_use_after_scope in condition. + (expand_stack_vars): Likewise. + * common.opt (-fsanitize-address-use-after-scope): New option. + * doc/invoke.texi (use-after-scope-direct-emission-threshold): + Explain the parameter. + * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE. + * gimplify.c (build_asan_poison_call_expr): New function. + (asan_poison_variable): Likewise. + (gimplify_bind_expr): Generate poisoning/unpoisoning for local + variables that have address taken. + (gimplify_decl_expr): Likewise. + (gimplify_target_expr): Likewise for C++ temporaries. + (sort_by_decl_uid): New function. + (gimplify_expr): Unpoison all variables for a label we can jump + from outside of a scope. + (gimplify_switch_expr): Unpoison variables defined in the switch + context. + (gimplify_function_tree): Clear asan_poisoned_variables. + (asan_poison_variables): New function. + (warn_switch_unreachable_r): Handle IFN_ASAN_MARK. + * internal-fn.c (expand_ASAN_MARK): New function. + * internal-fn.def (ASAN_MARK): Declare. + * opts.c (finish_options): Handle -fstack-reuse if + -fsanitize-address-use-after-scope is enabled. + (common_handle_option): Enable address sanitization if + -fsanitize-address-use-after-scope is enabled. + * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): + New parameter. + * params.h: Likewise. + * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK. + * sanitizer.def: Define __asan_poison_stack_memory and + __asan_unpoison_stack_memory functions. + * asan.c (asan_mark_poison_p): New function. + (transform_statements): Handle asan_mark_poison_p calls. + * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK. + +2016-11-07 Tamar Christina <tamar.christina@arm.com> + + PR driver/78196 + * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null. + +2016-11-07 Martin Liska <mliska@suse.cz> + + * tree-profile.c (gimple_gen_time_profiler): Set proper type + to time_profiler_counter_ptr. + +2016-11-07 Richard Biener <rguenther@suse.de> + + PR tree-optimization/37150 + * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms + parameter. + * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust. + (vect_analyze_slp_cost_1): Account for the real number of + permutations emitted and for dead loads. + (vect_transform_slp_perm_load): Add n_perms parameter counting + the number of emitted permutations. + * tree-vect-stmts.c (vectorizable_load): Adjust. + +2016-11-07 Richard Biener <rguenther@suse.de> + + PR tree-optimization/78189 + * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix + alignment computation. + +2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org> + + * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code. + +2016-11-05 Martin Sebor <msebor@redhat.com> + + * doc/invoke.texi (Warning Options): Correct typos in -Walloca + documentation. + +2016-11-05 David Edelsohn <dje.gcc@gmail.com> + + PR bootstrap/78188 + PR c++/71848 + * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP. + +2016-11-04 Jakub Jelinek <jakub@redhat.com> + + PR target/77834 + * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry + doesn't have rtl set. + +2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + * config/rs6000/rs6000.c (gimple-ssa.h): New #include. + (TARGET_GIMPLE_FOLD_BUILTIN): Define as + rs6000_gimple_fold_builtin. + (rs6000_gimple_fold_builtin): New function. Add handling for + early expansion of vector addition builtins. + +2016-11-04 Eric Botcazou <ebotcazou@adacore.com> + + * expr.h (copy_blkmode_from_reg): Delete. + * expr.c (copy_blkmode_from_reg): Make static. + +2016-11-04 Eric Botcazou <ebotcazou@adacore.com> + + * defaults.h (LOAD_EXTEND_OP): Define if not already defined. + * combine.c (LOAD_EXTEND_OP): Delete. + (simplify_comparison): Fix comment about LOAD_EXTEND_OP. + * cse.c (LOAD_EXTEND_OP): Delete. + * fold-const.c (LOAD_EXTEND_OP): Likewise. + * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif. + * postreload.c (LOAD_EXTEND_OP): Delete. + * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif. + Convert conditional compilation based on WORD_REGISTER_OPERATIONS. + (find_reloads): Likewise. + * reload1.c (eliminate_regs_1): Likewise. + * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif. + (num_sign_bit_copies1): Likewise. + +2016-11-04 David Malcolm <dmalcolm@redhat.com> + + * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h". + (selftest::ix86_test_dumping_hard_regs): New function. + (selftest::ix86_run_selftests): New function. + (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to + selftest::ix86_run_selftests. + * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New. + * doc/tm.texi: Regenerate + * selftest-rtl.h: New file. + * rtl-tests.c: Include "selftest-rtl.h". + (selftest::assert_rtl_dump_eq): Make non-static. + (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h. + (selftest::test_dumping_regs): Update comment. + * selftest-run-tests.c: Include "target.h". + (selftest::run_tests): If non-NULL, call + targetm.run_target_selftests. + * target.def (run_target_selftests): New hook. + +2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as + representative core for this architecture. + * config/arm/arm-cores.def (cortex-m33): Define new processor. + * config/arm/arm-tables.opt: Regenerate. + * config/arm/arm-tune.md: Likewise. + * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of + valid -mcpu options. + * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor. + +2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as + representative core for this architecture. + * config/arm/arm-cores.def (cortex-m23): Define new processor. + * config/arm/arm-tables.opt: Regenerate. + * config/arm/arm-tune.md: Likewise. + * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores + this tuning parameters apply to in the comment. + * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of + valid -mcpu options. + * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor. + +2016-11-04 Bin Cheng <bin.cheng@arm.com> + + * fold-const.c (fold_cond_expr_with_comparison): Remove call + to pedantic_non_lvalue_loc. Remove useless code for lvalue + where cond_expr can't be a lvalue. + +2016-11-04 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc.c (arc_process_double_reg_moves): Use + gen_dexcl_2op call. + * config/arc/arc.md (movsi_insn): Disable unsupported move + instructions for ARCv2 cores. + (movdi): Use prepare_move_operands. + (movsf, movdf): Use move_dest_operand predicate. + * config/arc/constraints.md (Chs): Enable when barrel shifter is + present. + * config/arc/fpu.md (divsf3): Change to divsf3_fpu. + * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is + also a destination. + (dexcl_3op_peep2_insn_nores): Likewise. + * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one. + (LINK_COMMAND_SPEC): Remove. + +2016-11-04 Richard Biener <rguenther@suse.de> + + PR middle-end/78185 + * loop-invariant.c (find_exits): Record entering inner + loops as possibly exiting to handle infinite sub-loops. + * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h. + (fill_always_executed_in_1): Honor infinite child loops. + +2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/78192 + * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number + has already been adjusted for endianness, so don't adjust it any + further. + + PR target/77993 + * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or + ICmode unless we have standard PowerPC floating point. + * config/rs6000/rs6000.md (FP iterator): Likewise. + (FMOVE128 iterator): Likewise. + +2016-11-03 Jakub Jelinek <jakub@redhat.com> + Alexandre Oliva <aoliva@redhat.com> + Jason Merrill <jason@redhat.com> + + PR debug/28767 + PR debug/56974 + * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute + langhook. + * langhooks.c (lhd_type_dwarf_attribute): New function. + * langhooks-def.h (lhd_type_dwarf_attribute): Declare. + (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define. + (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add + LANG_HOOKS_TYPE_DWARF_ATTRIBUTE. + (check_qualified_type, check_aligned_type): Call it. + * dwarf2out.c (modified_type_die): Don't use type_main_variant + for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with + check_base_type and check_lang_type. + (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL, + return early. For pointer-to-data-member add DW_AT_use_location + attribute. + (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute + if needed. + (gen_type_die_with_usage): Don't use type_main_variant + for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with + check_base_type and check_lang_type. Formatting fixes. Call + get_debug_type langhook. + +2016-11-03 Jason Merrill <jason@redhat.com> + + * tree.c (check_lang_type): New. + (check_qualified_type): Use it. + (check_aligned_type): Use it. + * tree.h: Declare it. + +2016-11-03 Richard Earnshaw <rearnsha@arm.com> + + * config.gcc (arm-wrs-vxworks): Set target_cpu_cname. + (arm*-freebsd*): Likewise. + (arm*-*-netbsdelf*): Likewise. + (arm*-*-linux*): Likewise. + (arm*-*-uclinux*eabi*): Likewise. + (arm*-*-phoenix*): Likewise. + (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise. + (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not + specified. Default to arm6 if target_cpu_cname is not set. + * arm/arm.c (arm_option_override): Simplify logic. Assert that the + default cpu has been correctly configured. + * arm/arm.h (TARGET_CPU_DEFAULT): Delete. + (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores. + * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete. + * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete. + * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete. + * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete. + * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete. + +2016-11-03 Jiong Wang <jiong.wang@arm.com> + + * reg-notes.def (CFA_VAL_EXPRESSION): New entry. + * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function. + (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION. + (output_cfa_loc): Support DW_CFA_val_expression. + (output_cfa_loc_raw): Likewise. + (output_cfi): Likewise. + (output_cfi_directive): Likewise. + * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression. + (dw_cfi_oprnd2_desc): Likewise. + (mem_loc_descriptor): Recognize new pattern generated for value + expression. + +2016-11-03 Segher Boessenkool <segher@kernel.crashing.org> + + PR rtl-optimization/78186 + * combine.c (change_zero_ext): Mask the RHS of a zero_extract as + well, when converting to IOR. + +2016-11-03 Eric Botcazou <ebotcazou@adacore.com> + + * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete. + (vec_interleave_highv8qi): Likewise. + +2016-11-03 Martin Liska <mliska@suse.cz> + + * profile.c (instrument_values): Fix coding style. + (branch_prob): Use renamed function. + * tree-profile.c (init_ic_make_global_vars): Likewise. + (gimple_init_edge_profiler): Rename to + gimple_init_gcov_profiler. + tree_time_profiler_counter variable declaration. + (gimple_gen_time_profiler): Rewrite to do a direct gimple code + emission. + * value-prof.h: Remove an argument. + +2016-11-03 Richard Biener <rguenther@suse.de> + + * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use + symtab_node::get_create. + +2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition. + Move comments into more natural position. + +2016-11-03 Vineet Gupta <vgupta@synopsys.com> + + * config/arc/arc.h (SIZE_TYPE): Define as unsigned int. + (PTRDIFF_TYPE): Define as int. + +2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * ccmp.c (expand_ccmp_expr_1): Adjust. + (expand_ccmp_expr): Likewise. + (expand_ccmp_next): Likewise. + * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise. + (aarch64_gen_ccmp_first): Likewise. + * doc/tm.texi: Regenerate. + * target.def (gen_ccmp_first): Change argument types to rtx_insn *. + (gen_ccmp_next): Likewise. + +2016-11-03 Bin Cheng <bin.cheng@arm.com> + + * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr. + (vect_is_simple_reduction): Swap cond_reduction by inversion. + +2016-11-02 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.c (ix86_init_libfuncs): New. Call + darwin_rename_builtins here. + (ix86_expand_divmod_libfunc): New. + (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs. + (TARGET_EXPAND_DIVMOD_LIBFUNC): Define. + +2016-11-02 Cesar Philippidis <cesar@codesourcery.com> + Nathan Sidwell <nathan@acm.org> + + * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero. + +2016-11-02 Max Filippov <jcmvbkbc@gmail.com> + + * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts): + New function. + (xtensa_output_literal): Use xtensa_output_integer_literal_parts + to format MODE_INT and MODE_PARTIAL_INT literals. + +2016-11-02 Segher Boessenkool <segher@kernel.crashing.org> + + PR target/78168 + * config/r6000/rs6000.c (rs6000_get_separate_components): Return + NULL if TARGET_SPE_ABI. + +2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to + clear padding bits even when they're less than a byte. + +2016-11-02 Richard Biener <rguenther@suse.de> + + * gimple-ssa-store-merging.c: Include gimplify-me.h. + (imm_store_chain_info::output_merged_stores): Force base_addr + to be proper GIMPLE for a MEM_REF address. + (pass_store_merging::execute): Restrict negative bitpos + handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE + check. Take into account non-NULL_TREE offset if the base + is already addressable. + +2016-11-26 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si): + New pattern. + (aarch64_be_crypto_sha1hv4si): New pattern. + +2016-11-02 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64.md (add<mode>3): Remove + redundant code. Don't split frame based additions. + +2016-11-02 Richard Biener <rguenther@suse.de> + + * gimple-ssa-store-merging.c (struct store_immediate_info): Remove + redundant val and dest members. + (store_immediate_info::store_immediate_info): Adjust. + (merged_store_group::merged_store_group): Adjust. + (merged_store_group::apply_stores): Likewise. + (struct imm_store_chain_info): Add base_addr field. + (imm_store_chain_info::imm_store_chain_info): New constructor. + (imm_store_chain_info::terminate_and_process_chain): Do not pass base. + (imm_store_chain_info::output_merged_store): Likewise. Use + addr_base which is already the address. + (imm_store_chain_info::output_merged_stores): Likewise. + (pass_tree_store_merging::terminate_all_aliasing_chains): Take + imm_store_chain_info instead of base. Fix alias check. + (pass_tree_store_merging::terminate_and_release_chain): Likewise. + (imm_store_chain_info::coalesce_immediate_stores): Adjust. + (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF. + use the address of the base and adjust for other changes. + +2016-11-02 Martin Liska <mliska@suse.cz> + + * fold-const-call.c (host_size_t_cst_p): Test whether + t is convertible to size_t. + +2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR tree-optimization/78170 + * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding + introduced by native_encode_expr on little-endian as well. + +2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR tree-optimization/78162 + * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0 + as invalid. + +2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add + function comment. + (aarch64_next_callee_save): Likewise. + (aarch64_pushwb_single_reg): Likewise. + (aarch64_gen_storewb_pair): Likewise. + (aarch64_push_regs): Likewise. + (aarch64_gen_loadwb_pair): Likewise. + (aarch64_pop_regs): Likewise. + (aarch64_gen_store_pair): Likewise. + (aarch64_gen_load_pair): Likewise. + (aarch64_save_callee_saves): Likewise. + (aarch64_restore_callee_saves): Likewise. + +2016-11-02 Richard Biener <rguenther@suse.de> + + PR tree-optimization/78035 + PR tree-optimization/77964 + * gimple-pretty-print.c (pp_points_to_solution): Print + vars_contains_interposable. + * tree-ssa-alias.c: Include varasm.h. + (ptrs_compare_unequal): Check vars_contains_interposable and + decl_binds_to_current_def_p. + (dump_points_to_solution): Dump vars_contains_interposable. + * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable + flag. + * tree-ssa-structalias.c: Include varasm.h. + (set_uids_in_ptset): Record whether vars contains a + not decl_binds_to_current_def_p variable in vars_contains_interposable. + (ipa_escaped_pt): Update initializer. + +2016-11-02 Richard Biener <rguenther@suse.de> + + PR tree-optimization/78047 + * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize + fake field at offset zero conservatively regarding to may_have_pointers. + +2016-11-02 Richard Biener <rguenther@suse.de> + + * tree-vrp.c (evrp_dom_walker::before_dom_children): Call + infer_value_range on stmt ops and update value-ranges. + Dump visited stmts and blocks. + (evrp_dom_walker::push_value_range): Dump changes. + (evrp_dom_walker::pop_value_range): Likewise. + (evrp_dom_walker::try_find_new_range): Avoid noop changes. + +2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to + rtx_insn *. + * rtl.h (prev_nonnote_insn_bb): Adjust prototype. + +2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn * + and adjust for that. + * cfgrtl.h (delete_insn_chain): Adjust prototype. + +2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * config/rl78/rl78.c (gen-and_emit_move): Change argument type + to rtx_insn *. + (transcode_memory_rtx): Likewise. + (move_to_acc): Likewise. + (move_from_acc): Likewise. + (move_acc_to_reg): Likewise. + (move_to_x): Likewise. + (move_to_hl): Likewise. + (move_to_de): Likewise. + * config/rs6000/rs6000.c (emit_frame_save): Likewise. + (rs6000_emit_savres_rtx): Likewise. + (rs6000_emit_prologue): Likewise. + * reorg.c (update_reg_unused_notes): Likewise. + * rtl.h (remove_note): Adjust prototype. + * rtlanal.c (remove_note): Make argument type rtx_insn *. + +2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * config/alpha/alpha.c (alpha_legitimize_address_1): Split up + variables so some can be rtx_insn *. + (alpha_emit_xfloating_libcall): Likewise. + * config/mips/mips.c (mips_call_tls_get_addr): Likewise. + (mips_legitimize_tls_address): Likewise. + * optabs.c (expand_binop): Likewise. + * reload1.c (gen_reload): Likewise. + +2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * reorg.c (relax_delay_slots): Split up the trial variable. + +2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type + of variables rtx_insn *. + * config/arm/arm.c (arm_call_tls_get_addr): Likewise. + (legitimize_tls_address): Likewise. + * config/bfin/bfin.c (hwloop_optimize): Likewise. + (bfin_gen_bundles): Likewise. + * config/c6x/c6x.c (reorg_split_calls): Likewise. + (c6x_reorg): Likewise. + * config/frv/frv.c (frv_reorder_packet): Likewise. + * config/i386/i386.c (ix86_split_idivmod): Likewise. + * config/ia64/ia64.c (ia64_expand_compare): Likewise. + * config/m32c/m32c.c (m32c_prepare_shift): Likewise. + * config/mn10300/mn10300.c: Likewise. + * config/rl78/rl78.c: Likewise. + * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise. + * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise. + (sh_expand_cmpnstr): Likewise. + (sh_expand_strlen): Likewise. + (sh_expand_setmem): Likewise. + * config/sh/sh.md: Likewise. + * emit-rtl.c (emit_pattern_before): Likewise. + * except.c: Likewise. + * final.c: Likewise. + * jump.c: Likewise. + +2016-11-01 Jason Merrill <jason@redhat.com> + + * tree-inline.c (copy_tree_body_r): Only copy the taken branch of + a COND_EXPR with constant condition. + +2016-11-01 Jakub Jelinek <jakub@redhat.com> + + * dwarf2out.c (gen_variable_die): Remove again origin_die variable + and its initialization. + +2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> + + * dwarf2out.c (output_rnglists): Wrap basebuf, len in + HAVE_AS_LEB128. + +2016-11-01 Jakub Jelinek <jakub@redhat.com> + + * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME + argument, don't call add_linkage_name if it is true. + (gen_variable_die): For C++ inline static data members, consider the + initial call when old_die is NULL to be declaration and call + add_name_and_src_coords_attributes in that case with true as + NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed. + (gen_member_die): For C++ inline static data members, emit a + definition DIE right away in DW_TAG_compile_unit context. + +2016-11-01 John David Anglin <danglin@gcc.gnu.org> + + PR target/78166 + * config/pa/pa.md: Add new shift/add patterns to handle + (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand. + +2016-11-01 Max Filippov <jcmvbkbc@gmail.com> + + * config/xtensa/xtensa-protos.h + (xtensa_use_return_instruction_p): New prototype. + * config/xtensa/xtensa.c (xtensa_current_frame_size, + xtensa_callee_save_size): Remove. + (struct machine_function): Add new fields: current_frame_size, + callee_save_size, frame_laid_out and epilogue_done. + (compute_frame_size, xtensa_expand_prologue, + xtensa_expand_epilogue): Replace xtensa_callee_save_size with + cfun->machine->callee_save_size and xtensa_current_frame_size + with cfun->machine->current_frame_size. + (compute_frame_size): Update cfun->machine->frame_laid_out and + don't update frame layout after reload completion. + (xtensa_expand_epilogue): Set cfun->machine->epilogue_done + instead of zeroing xtensa_current_frame_size. + (xtensa_use_return_instruction_p): New function. + * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove + declaration. + (INITIAL_ELIMINATION_OFFSET): Use return value of + compute_frame_size instead of xtensa_current_frame_size value. + * config/xtensa/xtensa.md ("return" pattern): Use new predicate + function xtensa_use_return_instruction_p instead of inline code. + +2016-11-01 Jakub Jelinek <jakub@redhat.com> + + * tree.h (BLOCK_IN_COLD_SECTION_P): Define. + * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P. + * dwarf2out.c (rnglist_idx): New variable. + (struct dw_ranges): Add label, idx and maybe_new_sec fields. + (DEBUG_RNGLISTS_SECTION): Define. + (ranges_base_label): New variable. + (size_of_die) <case dw_val_class_range_list>: If using + DW_FORM_rnglistx, count size of uleb128 of range list index. + (value_format) <case dw_val_class_range_list>: For + -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx. + (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists + offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE. + (add_ranges_num): Remove useless prototype. Don't multiply + by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust + for new fields added to dw_ranges struct. + (add_ranges): Add maybe_new_sec argument and pass it + through to add_ranges_num. + (note_rnglist_head): New function. + (add_ranges_by_labels): Pass true as maybe_new_sec to + add_ranges_num, call note_rnglist_head on the head of the list. + (output_ranges): Add function comment. Switch to + .debug_ranges section here and emit .Ldebug_ranges0 label. + (index_rnglists, output_rnglists): New functions. + (gen_subprogram_die): Formatting fixes. + (add_high_low_attributes): Don't divide offsets + by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the + first list element or when pointing into the middle of + a list. Pass true as second argument to add_ranges on the + first block fragment after cold/hot section switch. + (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists + section instead of .debug_ranges. Initialize + ranges_base_label if -gdwarf-5 -gsplit-dwarf. + (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call + index_rnglists and add DW_AT_rnglists_base attr. Don't switch + to dwarf_ranges_section here or emit .Ldebug_ranges0 label. + Call output_rnglists for -gdwarf-5. + (dwarf2out_c_finalize): Clear rnglist_idx. + +2016-11-01 Fritz Reese <fritzoreese@gmail.com> + + * combine.c (simplify_compare_const): Add gcc_fallthrough. + +2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com> + Tamar Christina <tamar.christina@arm.com> + + * config/arm/arm-c.c (arm_cpu_builtins): New macro definition. + * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc. + (vmaxnmq_f32): Likewise. + (vminnm_f32): Likewise. + (vminnmq_f32): Likewise. + * config/arm/arm_neon_builtins.def (vmaxnm): New builtin. + (vminnm): Likewise. + * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New + expander. + +2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all + binary floating point types supported by the hardware except for + double. + (vsx_xvcvsxwdp_df): Provide scalar result alternative to the + vector instruction for optimizing extracting a SImode from a + V4SImode vector and converting it to floating point. + (vsx_xvcvuxwdp_df): Likewise. + (vsx_extract_si): On ISA 3.0, allow extract target and temporary + registers to be any VSX register. Move stores to the end of the + constraints. + (vsx_extract_si_<uns>float_df): New combiner pattern and splitter + to optimize extracting a SImode from a V4SImode vector and + converting it to a binary floating point type supported by the + hardware. Use the vector converts instead of extracting the + element, sign extending it, and then converting it to double. + Other floating point types than double first convert to double, + then the double is converted to that type. + (vsx_extract_si_<uns>float_<mode>): Likewise. + +2016-10-31 Andrew Pinski <apinski@cavium.com> + + * config/aarch64/driver-aarch64.c (host_detect_local_cpu): + Rewrite handling of part num to handle the case where + multiple implementers share the same part num. + +2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com> + Jakub Jelinek <jakub@redhat.com> + + * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5. + (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise. + +2016-10-31 Jakub Jelinek <jakub@redhat.com> + + * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name. + (use_debug_types): Adjust comment for DWARF5 DW_UT_type units. + (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit. + (is_cu_die, is_unit_die): Likewise. + (should_move_die_to_comdat, break_out_comdat_types): Adjust + comments for DWARF5 DW_UT_type units. + (output_compilation_unit_header): Add UT argument, output + start of DWARF5 .debug_info section header. + (output_comp_unit): Add dwo_id argument. Adjust + output_compilation_unit_header caller, for DW_UT_split_compile + emit dwo_id field, otherwise padding1. Emit padding2 field. + (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name + rather than DW_AT_GNU_dwo_name attr for -gdwarf-5. + (output_skeleton_debug_sections): Add dwo_id argument, for + -gdwarf-5 emit DWARF 5 DW_UT_skeleton header. + (output_comdat_type_unit): For -gdwarf-5 emit .debug_info + DW_UT_type or DW_UT_split_type units rather than .debug_types. + (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than + DW_TAG_compile_unit for skeleton unit die. Don't add + DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum + address to output_comp_unit and output_skeleton_debug_sections. + + * dwarf2out.c (debug_line_str_section): New variable. + (debug_line_str_hash): Likewise. + (DEBUG_LINE_STR_SECTION): Define. + (set_indirect_string): Handle DW_FORM_line_strp like + DW_FORM_strp. + (find_string_form): Fix up formatting. + (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp. + Fix up indentation. + (output_die): Handle DW_FORM_line_strp. + (DWARF5_USE_DEBUG_LINE_STR): Define. + (output_line_string): New function. + (output_file_names): Add -gdwarf-5 support. + (output_line_info): Likewise. + (init_sections_and_labels): Initialize debug_line_str_section. + (output_indirect_string): Change 2nd argument from void * + to enum dwarf_form form, compare with form rather than + DW_FORM_strp. + (output_indirect_strings): Pass DW_FORM_strp to + output_indirect_string traversion. + (dwarf2out_finish): Output .debug_line_str strings. + (dwarf2out_c_finalize): Clear debug_line_str_section and + debug_line_str_hash. + +2016-10-31 Tom Tromey <tom@tromey.com> + + PR debug/77315 + * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address. + (resolve_args_picking_1): Move DW_OP_form_tls_address case next to + DW_OP_GNU_push_tls_address case. + (loc_list_from_tree_1): Use DW_OP_form_tls_address. + +2016-10-31 Jakub Jelinek <jakub@redhat.com> + + * dwarf2out.h (struct dw_loc_descr_node): Adjust comment + for frame_offset_rel bit. + (struct array_descr_info): Add rank field. + * dwarf2out.c (struct loc_descr_context): Add placeholder_arg + and placeholder_seen fields. + (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup + and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and + DW_OP_pick 1 into DW_OP_over. + (function_to_dwarf_procedure, type_byte_size, field_byte_offset, + gen_variant_part): Clear placeholder_{arg,seen}. + (loc_list_from_tree_1): Drop const from context argument. + Handle integral PLACEHOLDER_EXPR if context->placeholder_arg. + (loc_list_for_address_of_addr_expr_of_indirect_ref, + loc_list_from_tree, loc_descriptor_from_tree): Drop const from + context argument. + (add_scalar_info): Drop const from context argument. Handle + context->placeholder_arg. + (add_bound_info): Drop const from context argument. + (gen_descr_array_type_die): Drop const from ctx variable. + Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank + attribute and use a single DW_TAG_generic_subrange instead of + 7 DW_TAG_subrange_type for assumed rank arrays. + + * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr. + * dwarf2out.c (struct dw_loc_list_struct): Change emitted field + from bool to 1-bit uchar bitfield. Add num_assigned and + offset_emitted bitfields. + (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned + for dw_val_class_lineptr and dw_val_class_macptr. Handle + dw_val_class_loclistsptr. + (new_addr_loc_descr): Fix up formatting. + (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define. + (add_AT_low_high_pc): Fix up formatting. + (add_AT_loclistsptr): New function. + (AT_lbl): Allow dw_val_class_loclistsptr. + (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p): + Handle dw_val_class_loclistsptr. + (loc_list_idx): New variable. + (output_loclists_offsets, assign_location_list_indexes): New + functions. + (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5 + add size_of_uleb128 of the index. Drop never used + dwarf_split_debug_info AT_index handling. Handle + dw_val_class_loclistsptr. + (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list + if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr. + (output_loc_list): Handle DWARF 5 .debug_loclists* format. + (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5 + DW_FORM_loclistx indexes. + (output_attr_index_or_value): Fix up formatting. Don't handle + dw_val_class_loc_list here. + (output_die): Formatting fixes. Handle dw_val_class_loclistsptr. + For dw_val_class_loc_list call output_loc_list_offset rather than + output_attr_index_or_value. + (init_sections_and_labels): For -gdwarf-5 use .debug_loclists + or .debug_loclists.dwo section name for debug_loc_section. + (resolve_addr_in_expr): Formatting fix. + (index_location_lists): Likewise. + (dwarf2out_finish): If there are any location lists, for + -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call + index_location_lists only if have_location_lists. Call + assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit + .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5 + -gsplit-dwarf also emit offset table. + + * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define. + (size_of_die, value_format, output_die): Use + DW_FORM_data16 for 128-bit dw_val_class_const_double or + dw_val_class_wide_int. + + * dwarf2out.c (dwarf_op): Renamed to ... + (dwarf_OP): ... this. + (convert_descriptor_to_mode, scompare_loc_descriptor, + minmax_loc_descriptor, typed_binop, mem_loc_descriptor, + implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust + callers. + (dwarf_AT, dwarf_TAG): New functions. + (check_die): Disallow DW_AT_call_all_calls next to + DW_AT_GNU_all_call_sites. + (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag + and attributes instead of the corresponding GNU tag and attributes. + (gen_subprogram_die): Likewise. Emit call site information even + for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with + DW_AT_defaulted in comment. + (resolve_addr): Handle DW_AT_call_origin attribute on + DW_TAG_call_site DIE like DW_AT_abstract_origin on + DW_TAG_GNU_call_site DIE. + + * dwarf2out.c (dwarf_op): New function. + (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value}, + DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}. + (output_loc_operands, output_loc_operands_raw): Likewise. + (resolve_args_picking_1, prune_unused_types_walk_loc_descr, + mark_base_types, hash_loc_operands, compare_loc_operands): Likewise. + (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict + if dwarf_version < 5. + (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of + DW_OP_GNU_xxx. + (scompare_loc_descriptor, ucompare_loc_descriptor, + minmax_loc_descriptor, typed_binop, mem_loc_descriptor, + implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr, + optimize_location_into_implicit_ptr): Likewise. Only punt for + !dwarf_strict if dwarf_version < 5. + (string_cst_pool_decl): Adjust comment. + (non_dwarf_expression): Handle DW_OP_implicit_pointer. + + * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit, + dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit. + (struct dw_val_node): Add val_file_implicit field. + * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum, + attr_checksum_ordered, same_dw_val_p, size_of_die, value_format, + output_die): Handle dw_val_class_const_implicit, + dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit. + (abbrev_die_table): Change into va_gc vec. + (abbrev_die_table_allocated, abbrev_die_table_in_use, + ABBREV_DIE_TABLE_INCREMENT): Remove. + (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit. + (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New + variables. + (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec. + If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies + vectors. + (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New + functions. + (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with + the implicit value. + (output_abbrev_section): Adjust for abbrev_die_table being a va_gc + vec. + (output_comp_unit): Initialize abbrev_opt_start if emitting the main + unit. Call optimize_abbrev_table. + (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for + abbrev_die_table being a va_gc vec. + + PR tree-optimization/77860 + * tree-ssa-reassoc.c (eliminate_using_constants): Handle + also integral complex and vector constants. + + * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op, + optimize_macinfo_range, save_macinfo_strings): Replace + DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants. + (output_macinfo): Likewise. Emit .debug_macro* rather than + .debug_macinfo* even for -gstrict-dwarf -gdwarf-5. + (init_sections_and_labels): Use .debug_macro* labels rather than + .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5. + (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info + or DW_AT_GNU_macros for -gdwarf-5. + +2016-10-31 Waldemar Brodkorb <wbx@openadk.org> + + * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define. + +2016-09-11 Le-Chun Wu <lcwu@google.com> + Mark Wielaard <mjw@redhat.com> + + * common.opt (Wshadow=global): New option. Default for -Wshadow. + (Wshadow=local): New option. + (Wshadow-local): Hidden alias for -Wshadow=local. + (Wshadow=compatible-local): New option. + (Wshadow-compatible-local): Hidden alias for + -Wshadow=compatible-local. + * doc/invoke.texi: Document Wshadow=global, Wshadow=local and + Wshadow=compatible-local. + +2016-10-31 Bin Cheng <bin.cheng@arm.com> + + * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP. + Check slp defs for COND_EXPR by swapping/inverting operands if the + new parameter SWAP indicates so. + (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt + is isomorphic to the first stmt via swapping/inverting. Store swap + information in the new parameter SWAP. + (vect_build_slp_tree): New local array SWAP and pass it to function + vect_build_slp_tree_1. Cleanup result handling code for function + call to vect_get_and_check_slp_defs. Skip operand swapping if the + order of operands has been fixed as indicated by SWAP[i]. + +2016-10-31 Bin Cheng <bin.cheng@arm.com> + + * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip + unnecessary data dependence check after visited store stmt. + +2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + PR tree-optimization/71915 + PR tree-optimization/71490 + * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add + stride_type field. + (find_basis_for_base_expr): Require stride types to match when + seeking a basis. + (alloc_cand_and_find_basis): Record the stride type. + (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis. + (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than + the expressions having those types. + (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis. + (create_mul_ssa_cand): Likewise. + (create_mul_imm_cand): Likewise. + (create_add_ssa_cand): Likewise. + (create_add_imm_cand): Likewise. + (legal_cast_p_1): Change interface to accept types rather than the + expressions having those types. + (legal_cast_p): Pass types to legal_cast_p_1. + (slsr_process_cast): Pass stride type to + alloc_cand_and_find_basis. + (slsr_process_copy): Likewise. + (dump_candidate): Display stride type when a cast exists. + (create_add_on_incoming_edge): Introduce a cast when necessary for + the stride type. + (analyze_increments): Change the code checking for invalid casts + to rely on the stride type, and update the documentation and + example. Change the code checking for pointer multiplies to rely + on the stride type. + (insert_initializers): Introduce a cast when necessary for the + stride type. Use the stride type for the type of the initializer. + +2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P. + +2016-10-29 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/77919 + * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing + into memory if both modes are complex and their inner modes have the + same precision. If the two modes are different complex modes, convert + each part separately and generate a new CONCAT. + +2016-10-29 John David Anglin <danglin@gcc.gnu.org> + + * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string. + +2016-10-29 Jakub Jelinek <jakub@redhat.com> + + PR target/78148 + * gimple-ssa-store-merging.c + (imm_store_chain_info::output_merged_store): Use build_aligned_type + instead of SET_TYPE_ALIGN on shared integral type. + +2016-10-29 John David Anglin <danglin@gcc.gnu.org> + + * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment. + (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM. + Adjust comment. + +2016-10-28 Jeff Law <law@redhat.com> + + * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument. + * config/spu/spu.h (REGNO_REG_CLASS): Likewise. + +2016-10-28 Eric Botcazou <ebotcazou@adacore.com> + + * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter. + +2016-10-28 Eric Botcazou <ebotcazou@adacore.com> + + * target.def (min_arithmetic_precision): New hook. + * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION. + * doc/tm.texi: Regenerate. + * internal-fn.c (expand_arith_overflow): Adjust handling of target + dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION. + * targhooks.c (default_min_arithmetic_precision): New function. + * targhooks.h (default_min_arithmetic_precision): Declare. + * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define. + (sparc_min_arithmetic_precision): New function. + +2016-10-28 Segher Boessenkool <segher@kernel.crashing.org> + + PR target/71847 + * combine.c (change_zero_ext): Handle zero_ext of hard registers. + Swap commutative operands in new RTL if needed. Handle zero_ext + in the set_dest. + (recog_for_combine): Pass *pnewpat to change_zero_ext instead of + PATTERN (insn). + +2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + Kugan Vivekanandarajah <kuganv@linaro.org> + Jim Wilson <jim.wilson@linaro.org> + + PR tree-optimization/43721 + * target.def: New hook expand_divmod_libfunc. + * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC. + * doc/tm.texi: Regenerate. + * internal-fn.def: Add new entry for DIVMOD ifn. + * internal-fn.c (expand_DIVMOD): New. + * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h, + targhooks.h. + (widen_mul_stats): Add new field divmod_calls_inserted. + (target_supports_divmod_p): New. + (divmod_candidate_p): Likewise. + (convert_to_divmod): Likewise. + (pass_optimize_widening_mul::execute): Call calculate_dominance_info, + renumber_gimple_stmt_uids at beginning of function. Call + convert_to_divmod and record stats for divmod. + * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook + TARGET_EXPAND_DIVMOD_LIBFUNC. + * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod, + divmod_simode. + +2016-10-28 Eric Botcazou <ebotcazou@adacore.com> + Segher Boessenkool <segher@kernel.crashing.org> + + * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when + swapping the arms of the branch. + * internal-fn.c (expand_addsub_overflow): Use a straight-line code + sequence for the generic signed-signed-signed case. + +2016-10-28 Jeff Law <law@redhat.com> + + * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing + fallthru comment. + * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise. + +2016-10-28 Segher Boessenkool <segher@kernel.crashing.org> + + PR rtl-optimization/78029 + * function.c (prologue_contains, epilogue_contains): New functions. + (record_prologue_seq, record_epilogue_seq): New functions. + * function.h (prologue_contains, epilogue_contains, + record_prologue_seq, record_epilogue_seq): New declarations. + * sched-deps.c (sched_analyze_insn): Make dependencies to prevent + mixing prologue and epilogue insns. + (init_deps): Initialize the new fields in struct deps_desc. + * sched-int.h (struct deps_desc): New fields last_prologue, + last_epilogue, and last_logue_was_epilogue. + * shrink-wrap.c (emit_common_heads_for_components): Record all + emitted prologue and epilogue insns. + (emit_common_tails_for_components): Ditto. + (insert_prologue_epilogue_for_components): Ditto. + +2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR middle-end/22141 + * Makefile.in (OBJS): Add gimple-ssa-store-merging.o. + * common.opt (fstore-merging): New Optimization option. + * opts.c (default_options_table): Add entry for + OPT_ftree_store_merging. + * fold-const.h (can_native_encode_type_p): Declare prototype. + * fold-const.c (can_native_encode_type_p): Define. + * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define. + (PARAM_MAX_STORES_TO_MERGE): Likewise. + * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar. + * passes.def: Insert pass_tree_store_merging. + * tree-pass.h (make_pass_store_merging): Declare extern + prototype. + * gimple-ssa-store-merging.c: New file. + * doc/invoke.texi (Optimization Options): Document + -fstore-merging. + (--param documentation): Document store-merging-allow-unaligned + and max-stores-to-merge. + +2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com> + + PR middle-end/72747 + * gimplify.c (gimplify_init_constructor): Move emit of constructor + assignment to earlier in the if/else logic. + +2016-10-28 Richard Biener <rguenther@suse.de> + + PR middle-end/78128 + PR middle-end/71002 + * fold-const.c (make_bit_field_ref): Only adjust alias set + when the original alias set was zero. + +2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390.c (s390_adjust_loop_scan_osc): New function. + (s390_adjust_loops): New function. + (s390_reorg): Invoke s390_adjust_loops. + * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant. + ("osc_break"): New insn definition. + +2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390.opt: Support alternate cpu level naming (archXX). + * config.gcc: Support alternate archXX cpu levels with + --with-arch= and --with-tune=. + * config/s390/linux.h: Translate new archXX cpu levels to the + original names when calling GAS. + * config/s390/tpf.h: Likewise. + * doc/invoke.texi: Document the alternate cpu level names. + +2016-10-28 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/77919 + * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into + MEM if mode1 is not a complex mode. + + PR rtl-optimization/78132 + * ree.c (combine_reaching_defs): Give up if copy_needed and + !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode). + +2016-10-27 Eric Botcazou <ebotcazou@adacore.com> + + * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'. + +2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/constraints.md (wH constraint): Add new + constraints for allowing 32-bit integers (and eventually 8/16-bit + integers) into the vector registers. + (wI constraint): Likewise. + (wJ constraint): Likewise. + (wK constraint): Likewise. + * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add + -mvsx-small-integer as a default option for ISA 2.07 + (i.e. power8). + (POWERPC_MASKS): Likewise. + * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug + switch to turn off small integer support in vector registers. + * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate + test for -mupper-regs-di, since it is already done with the + reg_add[mode].scalar_in_vsx_p. Add support for the switch + -mvsx-small-integer. + (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK + constraints. + (rs6000_setup_reg_addr_masks): Likewise. + (rs6000_init_hard_regno_mode_ok): Likewise. + (rs6000_option_override_internal): Add consistency checks for + -mvsx-small-integer. + (rs6000_secondary_reload_simple_move): SImode is a simple move if + -mvsx-small-integer. + (rs6000_secondary_reload): Use std::swap. + (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over + VSX_REGS for small integers in vector registers, since there is no + D-FORM address mode for such types. + (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32. + (rs6000_opt_masks): Add -mvsx-small-integer. + * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer + support. + (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode + extracts can be done on ISA 2.07. + (vsx_extract_<mode>): Add support for small integers in vsx + registers. + (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no + longer support V4SImode in this pattern. + (vsx_extract_si): New insn to support extraction of SImode in ISA + 2.07 using either xxextractuw or vspltw. + (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no + longer support V4SImode in this pattern. + * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI, + wJ, and wK constraints. + * config/rs6000/rs6000.md (f32_sv): Use correct instruction for + storing SDmode with VSX instructions. + (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the + GPR load and before the FPR and VSX loads. Remove ??, ! from the + constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support + small integers in vector registers. + (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR + load and before the FPR and VSX loads. Remove ??, ! from the + constraints. Add VEXTSW2D support for small integers in vector + registers. + (lfiwax): Remove ! constraint. Add VEXTSW2D support for small + integers in vector registers. + (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal + move instead of using an UNSPEC. + (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small + integers in vector registers. + (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal + move instead of using an UNSPEC. + (movsi_internal1): Add support for -mvsx-small-integer. Align + columns so that it is more readable. + (SImode splitter for ISA 3.0 constants): Add splitter for + -128..127 constants that can easily be constructed on ISA 3.0. + * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK + constraints. + +2016-10-27 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/78025 + * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd + functions. + +2016-10-27 Aldy Hernandez <aldyh@redhat.com> + + * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating + PIC_OFFSET_TABLE_REGNUM twice. + +2016-10-27 Bin Cheng <bin.cheng@arm.com> + + * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add + support for constant operand for OP. + +2016-10-27 Jakub Jelinek <jakub@redhat.com> + + * dwarf2out.c (gen_member_die): Only reparent_child instead of + splice_child_die if child doesn't have DW_AT_specification attribute. + +2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline. + (TARGET_HAVE_LDREXBH): Likewise. + (TARGET_HAVE_LDACQ): Likewise. + +2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add + logic to to decide whether to copy over old value to register for new + value. + * config/arm/sync.md: Add comments explaning why mode and code + attribute are not defined in iterators.md + (thumb1_atomic_op_str): New code attribute. + (thumb1_atomic_newop_str): Likewise. + (thumb1_atomic_fetch_op_str): Likewise. + (thumb1_atomic_fetch_newop_str): Likewise. + (thumb1_atomic_fetch_oldop_str): Likewise. + (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to + mirror the more restrictive constraints of the Thumb-1 insns after + split compared to Thumb-2 counterpart insns. + (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints + in sync with non atomic version. + (atomic_nand<mode>): Likewise. + (atomic_fetch_<sync_optab><mode>): Likewise. + (atomic_fetch_nand<mode>): Likewise. + (atomic_<sync_optab>_fetch<mode>): Likewise. + (atomic_nand_fetch<mode>): Likewise. + * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint + in sync with atomic version. + (thumb1_subsi3_insn): Likewise. + (thumb1_andsi3_insn): Likewise. + (thumb1_iorsi3_insn): Likewise. + (thumb1_xorsi3_insn): Likewise. + +2016-10-27 Nick Clifton <nickc@redhat.com> + + * plugin.c (register_plugin_info): Produce an error message if the + plugin is not found in the hash table. + +2016-10-27 Bin Cheng <bin.cheng@arm.com> + + * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)): + New pattern. + +2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org> + + PR target/78056 + * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not + define builtin functions from the bdesc_spe_predicates or + bdesc_spe_evsel arrays if the builtin mask is not compatible with + the current compiler configuration. + (paired_init_builtins): Modify loop to not define define builtin + functions from the bdesc_paried_preds array if the builtin mask is + not compatible with the current compiler configuration. + (altivec_init_builtins): Modify loops to not define the + __builtin_altivec_stxvl function nor the builtin functions from + the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the + builtin mask is not compatible with the current compiler + configuration. + +2016-10-26 Jeff Law <law@redhat.com> + + * config/sh/sh.c (output_branch): Add missing fallthru comments. + (gen_shl_and): Likewise. + * config/sh/sh.md (movsicc): Add missing fallthru comments. + + * config/mips/mips.c (mips16_constant_cost): Add missing + fallthru comments. + (mips16_build_call_stub): Increase buffer size. Adjust + fallthru comment. + +2016-10-26 David Malcolm <dmalcolm@redhat.com> + + * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print + INSN_UIDs for all insns in compact mode. + (rtx_writer::print_rtx): Likewise. + * print-rtl.h (rtx_writer::flag_compact): Update comment. + * rtl-tests.c (selftest::test_dumping_insns): Update expected + output to include INSN_UID. + (selftest::test_uncond_jump): Likewise. + +2016-10-26 Pat Haugen <pthaugen@us.ibm.com> + + * haifa-sched.c (call_used_regs_num): Rename to... + (call_saved_regs_num): ...this. + (fixed_regs_num): New variable. + (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved + regs not call_used. + (alloc_global_sched_pressure_data): Compute call_saved and fixed regs. + +2016-10-26 David Malcolm <dmalcolm@redhat.com> + + * print-rtl-function.c (print_rtx_function): Rewrite in terms of + class rtx_writer. + * print-rtl.c (outfile): Delete global. + (sawclose): Likewise. + (indent): Likewise. + (in_call_function_usage): Likewise. + (flag_compact): Likewise. + (flag_simple): Likewise. + (rtx_writer::rtx_writer): New ctor. + (print_rtx_operand_code_0): Convert to... + (rtx_writer::print_rtx_operand_code_0): ...this. + (print_rtx_operand_code_e): Convert to... + (rtx_writer::print_rtx_operand_code_e): ...this. + (print_rtx_operand_codes_E_and_V): Convert to... + (rtx_writer::print_rtx_operand_codes_E_and_V): ...this. + (print_rtx_operand_code_i): Convert to... + (rtx_writer::print_rtx_operand_code_i): ...this. + (print_rtx_operand_code_r): Convert to... + (rtx_writer::print_rtx_operand_code_r): ...this. + (print_rtx_operand_code_u): Convert to... + (rtx_writer::print_rtx_operand_code_u): ...this. + (print_rtx_operand): Convert to... + (rtx_writer::print_rtx_operand): ...this. + (print_rtx): Convert to... + (rtx_writer::print_rtx): ...this. + (print_inline_rtx): Rewrite in terms of class rtx_writer. + (debug_rtx): Likewise. + (print_rtl): Convert to... + (rtx_writer::print_rtl): ...this. + (print_rtl): Reimplement in terms of class rtx_writer. + (print_rtl_single): Rewrite in terms of class rtx_writer. + (print_rtl_single_with_indent): Convert to.. + (rtx_writer::print_rtl_single_with_indent): ...this. + (print_simple_rtl): Rewrite in terms of class rtx_writer. + * print-rtl.h (flag_compact): Delete decl. + (class rtx_writer): New class. + * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of + class rtx_writer. + +2016-10-26 Jeff Law <law@redhat.com> + + * config/microblaze/microblaze.c (tls_mentioned_p): Avoid + fallthru. + + * config/arc/arc.c (acr_print_operand): Adjust fallthru comment. + (check_if_valid_sleep_operand): Add missing fallthru comment. + (arc_register_move_cost): Increase buffer size. + * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru + comment. + * config/arc/predicates.md (move_str_operand): Avoid fallthru. + + * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru + comment. Add gcc_unreachable for path that should never happen. + + * config/epiphany/epiphany.c (epiphany_print_operand): Adjust + fallthru comment. + +2016-10-26 Jakub Jelinek <jakub@redhat.com> + Martin Liska <mliska@suse.cz> + + PR fortran/77973 + * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map + clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable + on outer context if any. + +2016-10-26 Jakub Jelinek <jakub@redhat.com> + + * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p] + by increment rather than double it. + (insert_remove_pass): Strip leading whitespace from args[3]. Don't + emit a space before args[4]. + (END): Don't emit a space before with_arg. + +2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M + Baseline only alternatives to (i) hold store atomic success value in a + return register rather than a scratch register, (ii) use a low register + for it and to (iii) ensure the cbranchsi insn generated by the split + respect the constraints of Thumb-1 cbranchsi4_insn and + cbranchsi4_scratch. + * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate + constraints must match those in atomic_compare_and_swap. + (cbranchsi4_scratch): Likewise. + +2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local + variable. Add the new parameter to the insn generator. Set that + parameter to be CC flag for 32-bit targets, bval otherwise. Set the + return value from the negation of that parameter for Thumb-1, keeping + the logic unchanged otherwise except for using bdst as the destination + register of the compare_and_swap insn. + (arm_split_compare_and_swap): Add explanation about how is the value + returned to the function comment. Rename scratch variable to + neg_bval. Adapt initialization of variables holding operands to the + new operand numbers. Use return register to hold result of store + exclusive for Thumb-1, scratch register otherwise. Construct the + appropriate cbranch for Thumb-1 targets, keeping the logic unchanged + for 32-bit targets. Guard Z flag setting to restrict to 32bit targets. + Use gen_cbranchsi4 rather than hand-written conditional branch to loop + for strongly ordered compare_and_swap. + * config/arm/predicates.md (cc_register_operand): New predicate. + * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a + match_operand with the new predicate to accept either the CC flag or a + destination register for the boolean return value, restricting it to + CC flag only via constraint. Adapt operand numbers accordingly. + +2016-10-26 Jeff Law <law@redhat.com> + + * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment. + + * config/frv/frv.c (comparison_string): Do not fall through after + an error. + + * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru + comment. + (expand_one_builtin): Add missing break. + + * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment. + (m32c_legitimate_address_p): Likewise. + + * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment. + + * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments. + + * config/microblaze/microblaze.c (microblaze_function_arg): Adjust + fallthru comment. + + * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust + fallthru comment. + + * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru. + + * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru + comment. + (rl78_asm_ctor_dtor): Increase buffer size. + + * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase + buffer size. + (xstormy16_asm_output_constructor): Likewise. + + * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer + size. + + * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU + comment to silence warning. + + * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment. + (spu_legitimate_address_p): Fix logic error and add missing fallthru + comment. + +2016-10-26 Michael Matz <matz@suse.de> + + PR tree-optimization/78060 + PR tree-optimization/78061 + PR tree-optimization/78088 + * tree-ssa-loop-split.c (easy_exit_values): New function. + (tree_ssa_split_loops): Use it. + (compute_new_first_bound): Change order of operations, + fix invalid use of types. + +2016-10-26 Georg-Johann Lay <avr@gjlay.de> + + gen-pass-instances.awk is sensitive to the order in which + passes are added; passes that appear later have to be added first. + + PR target/71676 + PR target/71678 + * config/avr/avr-passes.def: Swap order of directives for + gen-pass-instances.awk. + +2016-10-25 Jeff Law <law@redhat.com> + + * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment. + (vax_notice_update_cc): Likewise. + +2016-10-25 Eric Botcazou <ebotcazou@adacore.com> + + * config.gcc (sparc*-*-solaris2*): Adjust. + (sparc64-*-linux*): Likewise. + * config/sparc/default-64.h: Rename to... + * config/sparc/default64.h: ...this. + * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT + with TARGET_ARCH64. + (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32. + * config/sparc/sparc.h: Minor tweaks. + * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with + TARGET_ARCH32 throughout. Minor various tweaks throughout. + +2016-10-25 David Malcolm <dmalcolm@redhat.com> + + * input.c (fcache::file_patch): Add comment about lifetime. + (selftest::cpp_reader_ptr): New class. + (selftest::lexer_test): Convert m_parser from cpp_reader * + to a cpp_reader_ptr, and move m_tempfile to after it. + (selftest::lexer_test::lexer_test): Update for above reordering. + (lexer_test::~lexer_test): Move cleanup of m_parser to + cpp_reader_ptr's dtor. + +2016-10-25 David Malcolm <dmalcolm@redhat.com> + + * toplev.c (toplev::main): Remove call to + location_adhoc_data_fini. + +2016-10-25 Eric Botcazou <ebotcazou@adacore.com> + + * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types. + * tree.c (int_fits_type_p): Likewise. Adjust head comment. + +2016-10-25 David Malcolm <dmalcolm@redhat.com> + + * ggc-tests.c (forcibly_ggc_collect): Rename to... + (selftest::forcibly_ggc_collect): ...this, and remove "static". + (test_basic_struct): Update for above renaming. + (test_length): Likewise. + (test_union): Likewise. + (test_finalization): Likewise. + (test_deletable_global): Likewise. + (test_inheritance): Likewise. + (test_chain_next): Likewise. + (test_user_struct): Likewise. + (test_tree_marking): Likewise. + * selftest-run-tests.c (selftest::run_tests): Call + selftest::forcibly_ggc_collect at the end of the selftests. + * selftest.h (selftest::forcibly_ggc_collect): New decl. + +2016-10-25 Jakub Jelinek <jakub@redhat.com> + + PR target/78102 + * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs. + * optabs.c (expand_vec_cond_expr): For comparison codes + EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback. + (expand_vec_cmp_expr): For comparison codes + EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback. + * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p): + Add enum tree_code argument. + * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New + inline functions. + * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For + CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as + fallback. + (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or + NE_EXPR, attempt to use vcondeq_optab as fallback. + * tree-vect-generic.c (expand_vector_comparison, + expand_vector_divmod, expand_vector_condition): Adjust + expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers. + * tree-vect-stmts.c (vectorizable_condition, + vectorizable_comparison): Likewise. + * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern, + check_bool_pattern, search_type_for_mask_1): Likewise. + * expr.c (do_store_flag): Likewise. + * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}}, + @code{vcondeq@var{m}@var{n}}): Document. + * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di): + New expanders. + +2016-10-25 Jeff Law <law@redhat.com> + + * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru + comment. + (v850_output_aligned_bss): Add missing break. + + * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable. + +2016-10-25 Martin Liska <mliska@suse.cz> + + PR sanitizer/78106 + * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm + statements as they can also contain possibly a freeing call. + +2016-10-25 H.J. Lu <hongjiu.lu@intel.com> + Martin Liska <mliska@suse.cz> + + PR ipa/78099 + * common.opt: Mark flag_ipa_icf_variables as Optimization flag. + * ipa-icf.c (sem_function::get_hash): Add target optimization + node to hash. + +2016-10-25 Wilco Dijkstra <wdijkstr@arm.com> + + PR target/78041 + * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants. + Remove partial overlap check for shift by 1. + (ashldi3_neon): Likewise. + +2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/constraints.md (Q constraint): Document its use for + Thumb-1. + (Pf constraint): New constraint for relaxed, consume or relaxed memory + models. + * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only + alternatives to allow any register when memory model matches Pf and + thus lda is used, but only low registers otherwise. Use unpredicated + output template for Thumb-1 targets. + (atomic_store<mode>): Likewise for stl. + (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative + whose output template does not have predication. + (arm_load_acquire_exclusive<mode>): Likewise. + (arm_load_exclusivesi): Likewise. + (arm_load_acquire_exclusivesi): Likewise. + (arm_store_release_exclusive<mode>): Likewise. + (arm_store_exclusive<mode>): Use unpredicated output template for + Thumb-1 targets. + +2016-10-25 Jakub Jelinek <jakub@redhat.com> + + * internal-fn.def (LAUNDER): New internal function. + * internal-fn.c (expand_LAUNDER): New function. + +2016-10-25 Georg-Johann Lay <avr@gjlay.de> + Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com> + + New avr target pass to work around performance loss by PR fix. + + PR target/71676 + PR target/71678 + * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn. + (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3. + * config/avr/predicates.md (extend_operator): New. + * config/avr/avr-passes.def (avr_pass_casesi): Register new pass. + * config/avr/avr-protos.h (avr_casei_sequence_check_operands) + (make_avr_pass_casesi): New prototypes. + * config/avr/avr.c (print-rtl.h): Include it. + (pass_data avr_pass_data_casesi): Data for new pass. + (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi. + (make_avr_pass_casesi, avr_parallel_insn_from_insns) + (avr_is_casesi_sequence, avr_casei_sequence_check_operands) + (avr_optimize_casesi): New functions. + +2016-10-25 Georg-Johann Lay <avr@gjlay.de> + Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com> + + PR target/71676 + PR target/71678 + * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI. + +2016-10-24 Jakub Jelinek <jakub@redhat.com> + + * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or + DW_AT_rvalue_reference attributes. + +2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de> + + * doc/invoke.text (Wint-in-bool-context): Update documentation. + * value-prof.c (stringop_block_profile): Fix a warning. + +2016-10-24 Martin Sebor <msebor@redhat.com> + + PR middle-end/77735 + * builtins.c (string_length): New function. + (c_strlen): Use string_length. Correctly handle wide strings. + * gimple-ssa-sprintf.c (target_max_value, target_size_max): New + functions. + (target_int_max): Call target_max_value. + (format_result::knownrange): New data member. + (fmtresult::fmtresult): Define default constructor. + (format_integer): Use it and set format_result::knownrange. + Handle global constants. + (format_floating_max): Add third argument. + (format_floating): Recompute maximum value for %a for each argument. + (get_string_length): Use fmtresult default ctor. + (format_string): Set format_result::knownrange. + (format_directive): Check format_result::knownrange. + (add_bytes): Same. Correct caret placement in diagnostics. + (pass_sprintf_length::compute_format_length): Set + format_result::knownrange. + (pass_sprintf_length::handle_gimple_call): Use target_size_max. + +2016-10-24 Jakub Jelinek <jakub@redhat.com> + + * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use + VAR_P (x) instead of TREE_CODE (x) == VAR_DECL. + +2016-10-24 Ximin Luo <infinity0@pwned.gg> + + PR debug/77985 + * dwarf2out.c (file_table_relative_p): Remove. + (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir + also for absolute paths. + * doc/tm.texi: Update. + * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove. + * target.def (force_at_comp_dir): Remove hook. + * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define. + +2016-10-24 Richard Biener <rguenther@suse.de> + + * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore + backedges when identifying the single predecessor to take + conditional info from. Use SCEV to get at ranges for loop IVs. + * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to + avoid false warning. + +2016-10-24 Georg-Johann Lay <avr@gjlay.de> + + PR target/78093 + * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it. + * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro. + (avr_address_tiny_absdata_p): New static function. + (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use + it to determine validity of constant addresses. + (avr_attribute_table) [absdata]: New variable attribute... + (avr_handle_absdata_attribute): ...and handler. + (avr_decl_absdata_p): New static function. + (avr_encode_section_info) [AVR_TINY]: Use it to add flag + AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs. + (avr_address_cost) [AVR_TINY]: absdata addresses cost 2. + +2016-10-24 Richard Biener <rguenther@suse.de> + + PR tree-optimization/78076 + * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux + also on the loop tree root. + +2016-10-24 Jakub Jelinek <jakub@redhat.com> + + * config/i386/i386.c (ix86_fold_builtin): Handle + IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64}, + IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}. + (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64}, + IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}. + +2016-10-24 Martin Liska <mliska@suse.cz> + + PR sanitizer/77966 + * opts.c (finish_options): Skip conditionally. + +2016-10-23 Martin Sebor <msebor@redhat.com> + + PR target/77837 + * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define. + * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise. + +2016-10-23 Eric Botcazou <ebotcazou@adacore.com> + + * config/sparc/sparc.md (cpu_feature): Minor tweak. + (enabled): Likewise. + (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn, + movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64, + sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64, + mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis, + <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2, + fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise. + +2016-10-23 Eric Botcazou <ebotcazou@adacore.com> + + * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT + with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4. + +2016-10-21 Andrew Pinski <apinski@cavium.com> + + * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are + integer constants. + * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change + implementer_id to unsigned char. + Change part_no to unsigned int. + (AARCH64_BIG_LITTLE): New define. + (INVALID_IMP): New define. + (INVALID_CORE): New define. + (cpu_data): Change the last element's implementer_id and part_no to + integers. + (valid_bL_string_p): Rewrite to .. + (valid_bL_core_p): this for integers instead of strings. + (parse_field): New function. + (contains_string_p): Rewrite to ... + (contains_core_p): this for integers and only for the part_no. + (host_detect_local_cpu): Rewrite handling of implementation and + par num to be integers; simplifying the code. + +2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org> + + * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero + value range for pointers in more cases. + +2016-10-21 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64.c (aarch64_add_constant_internal): + Add extra argument to allow emitting the move immediate. + Use add/sub with positive immediate. + (aarch64_add_constant): Add inline function. + (aarch64_add_sp): Likewise. + (aarch64_sub_sp): Likewise. + (aarch64_expand_prologue): Call aarch64_sub_sp. + (aarch64_expand_epilogue): Call aarch64_add_sp. + Decide when to leave out move. + (aarch64_output_mi_thunk): Call aarch64_add_constant. + +2016-10-21 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64.c (aarch64_layout_frame): + Align FP callee-saves. + +2016-10-21 Jakub Jelinek <jakub@redhat.com> + + * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32, + _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64): + Formatting fixes. + * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step, + _rdseed64_step): Likewise. + * config/i386/tbmintrin.h (__bextri_u32): Likewise. + + PR target/78057 + * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h + and tree-ssanames.h. + (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64} + with INTEGER_CST argument. + (ix86_gimple_fold_builtin): New function. + (TARGET_GIMPLE_FOLD_BUILTIN): Define. + + * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *. + (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *. + (ranges_table_allocated, ranges_table_in_use, + ranges_by_label_allocated, ranges_by_label_in_use, + RANGES_TABLE_INCREMENT): Removed. + (add_ranges_num): Use vec_safe_push into ranges_table. + (add_ranges_by_labels): Use vec_safe_push into ranges_by_label. + (output_ranges): Adjust for ranges_table and ranges_by_label + conversion from arrays to vec. + (add_high_low_attributes, dwarf2out_finish): Adjust for range_table + conversion from arrays to vec. + (dwarf2out_c_finalize): Don't clear ranges_table_allocated, + ranges_table_in_use, ranges_by_label_allocated and + ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0. + + * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute + if needed. Re-add origin_die variable and its initialization. + + * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns + even for -fstack-reuse=none, or for volatile vars etc. + +2016-10-21 David Malcolm <dmalcolm@redhat.com> + + * print-rtl-function.c (flag_compact): Move extern decl to... + * print-rtl.h (flag_compact): ...here. + * rtl-tests.c (selftests::assert_rtl_dump_eq): New function. + (ASSERT_RTL_DUMP_EQ): New macro. + (selftest::test_dumping_regs): New function. + (selftest::test_dumping_insns): New function. + (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on + the insns. + (selftest::rtl_tests_c_tests): Call the new test functions. + +2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust. + (outgoing_edges_match): Likewise. + (try_crossjump_to_edge): Likewise. + * cfgrtl.c (try_redirect_by_replacing_jump): Likewise. + (rtl_tidy_fallthru_edge): Likewise. + * rtl.h (tablejump_p): Adjust prototype. + * rtlanal.c (tablejump_p): Return the label as a rtx_insn *. + +2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * rtl.h (label_ref_label): New function. + (set_label_ref_label): New function. + (LABEL_REF_LABEL): Delete. + * alias.c (rtx_equal_for_memref_p): Adjust. + * cfgbuild.c (make_edges): Likewise. + (purge_dead_tablejump_edges): Likewise. + * cfgexpand.c (convert_debug_memory_address): Likewise. + * cfgrtl.c (patch_jump_insn): Likewise. + * combine.c (distribute_notes): Likewise. + * cse.c (hash_rtx_cb): Likewise. + (exp_equiv_p): Likewise. + (fold_rtx): Likewise. + (check_for_label_ref): Likewise. + * cselib.c (rtx_equal_for_cselib_1): Likewise. + (cselib_hash_rtx): Likewise. + * emit-rtl.c (mark_label_nuses): Likewise. + * explow.c (convert_memory_address_addr_space_1): Likewise. + * final.c (output_asm_label): Likewise. + (output_addr_const): Likewise. + * gcse.c (add_label_notes): Likewise. + * genconfig.c (walk_insn_part): Likewise. + * genrecog.c (validate_pattern): Likewise. + * ifcvt.c (cond_exec_get_condition): Likewise. + (noce_emit_store_flag): Likewise. + (noce_get_alt_condition): Likewise. + (noce_get_condition): Likewise. + * jump.c (maybe_propagate_label_ref): Likewise. + (mark_jump_label_1): Likewise. + (redirect_exp_1): Likewise. + (rtx_renumbered_equal_p): Likewise. + * lra-constraints.c (operands_match_p): Likewise. + * print-rtl.c (print_value): Likewise. + * reload.c (find_reloads): Likewise. + * reload1.c (set_label_offsets): Likewise. + * reorg.c (get_branch_condition): Likewise. + * rtl-tests.c (test_uncond_jump): Likewise. + * rtl.c (rtx_equal_p_cb): Likewise. + (rtx_equal_p): Likewise. + * rtlanal.c (reg_mentioned_p): Likewise. + (rtx_referenced_p): Likewise. + (get_condition): Likewise. + * varasm.c (const_hash_1): Likewise. + (compare_constant): Likewise. + (const_rtx_hash_1): Likewise. + (output_constant_pool_1): Likewise. + +2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com> + + PR target/71627 + * reload.c (find_valid_class_1): Allow regclass if atleast one + regno in regclass is ok. Compute and use rclass size based on + actually available regnos for mode in rclass. + +2016-10-21 Eric Botcazou <ebotcazou@adacore.com> + + * config/sparc/sparc-modes.def (CCV): New. + (CCXV): Likewise. + * config/sparc/predicates.md (v_comparison_operator): New. + (icc_comparison_operator): Add support for CCV/CCXV. + (xcc_comparison_operator): Likewise. + * config/sparc/sparc.c (output_cbranch): Likewise. + (sparc_print_operand): Likewise. + * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants. + (uaddvdi4): New expander. + (addvdi4): Likewise. + (uaddvdi4_sp32): New instruction. + (addvdi4_sp32): Likewise. + (uaddvsi4): New expander. + (addvsi4): Likewise. + (cmp_ccc_plus_sltu_set): New instruction. + (cmp_ccv_plus): Likewise. + (cmp_ccxv_plus): Likewise. + (cmp_ccv_plus_set): Likewise. + (cmp_ccxv_plus_set): Likewise. + (cmp_ccv_plus_sltu_set): Likewise. + (uaddvdi4): New expander. + (subvdi4): Likewise. + (usubdi4_sp32): New instruction. + (subvdi4_sp32): Likewise. + (usubvsi4): New expander. + (subvsi4): Likewise. + (cmpsi_minus_sltu_set): New instruction. + (cmp_ccv_minus): Likewise. + (cmp_ccxv_minus): Likewise. + (cmp_ccv_minus_set): Likewise. + (cmp_ccxv_minus_set): Likewise. + (cmp_ccv_minus_sltu_set): Likewise. + (unegvdi3): New expander. + (negvdi3): Likewise. + (unegdi3_sp32): New instruction. + (negvdi3_sp32): Likewise. + (unegvsi3): New expander. + (negvsi3): Likewise. + (cmp_ccc_neg_sltu_set): New instruction. + (cmp_ccv_neg): Likewise. + (cmp_ccxv_neg): Likewise. + (cmp_ccv_neg_set): Likewise. + (cmp_ccxv_neg_set): Likewise. + (cmp_ccv_neg_sltu_set): Likewise. + + * tree-ssa-loop-split.c: Remove trailing spaces. + * match.pd: Likewise. + +2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR rtl-optimization/78038 + * ree.c (get_defs): Return NULL if a defining insn for REG cannot + be deduced to set REG through the RTL structure. + (make_defs_and_copies_lists): Return false on a failing get_defs call. + +2016-10-21 Richard Biener <rguenther@suse.de> + + PR tree-optimization/78051 + * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt + and mark replaced if folding did something. + +2016-10-21 David Edelsohn <dje.gcc@gmail.com> + + * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal" + and "protected" in visibility types. + (rs6000_xcoff_declare_function_name): Fix formatting. + (rs6000_xcoff_declare_object_name): Fix formatting. + +2016-10-21 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ + and IX86_BUILTIN_HUGE_VALQ here ... + (ix86_expand_builtin): ... not here. + +2016-10-20 Jakub Jelinek <jakub@redhat.com> + + * doc/gty.texi (for_user): Use @item next to @findex. + +2016-10-20 Uros Bizjak <ubizjak@gmail.com> + + PR target/78037 + * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16. + (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32. + (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64. + * config/i386/lzcntintrin.h (__lzcnt_u16): Call + __builtin_ia32_lzcnt_u16. + (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32. + (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64. + * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs. + (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator. + (bmi_tzcnt_<mode>): New expander. + (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern. + (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns. + (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator. + (lzcnt_<mode>): New expander. + (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern. + (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns. + * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New. + (UINT64_FTYPE_UINT64): New. + * config/i386/i386-builtin.def (__builtin_clzs): Remove description. + (__builtin_ia32_lzcnt_u16): New description. + (__builtin_ia32_lzcnt_u32): Ditto. + (__builtin_ia32_lzcnt_u64): Ditto. + (__builtin_ctzs): Remove description. + (__builtin_ia32_tzcnt_u16): New description. + (__builtin_ia32_tzcnt_u32): Ditto. + (__builtin_ia32_tzcnt_u64): Ditto. + * config/i386/i386.c (ix86_expand_args_builtin): Handle + UINT_FTYPE_UINT and UINT64_FTYPE_UINT64. + +2016-10-20 Martin Liska <mliska@suse.cz> + + PR lto/78049 + * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value + comparison with STMT_UID_NOT_IN_RANGE. + (fixup_call_stmt_edges): Do not fixup edges of a thunk in + LTRANS. + +2016-10-20 Eric Botcazou <ebotcazou@adacore.com> + + * compare-elim.c (conforming_compare): Accept UNSPECs. + (find_comparison_dom_walker::before_dom_children): Deal with + instructions both using and killing the flags register. + (equivalent_reg_at_start): New function extracted from... + (try_eliminate_compare): ...here. Use it and add support for + registers and UNSPECs as second operand of the compare. + * config/visium/visium-modes.def (CCV): New. + * config/visium/predicates.md (visium_v_comparison_operator): New. + (visium_branch_operator): Deal with CCV mode. + * config/visium/visium.c (visium_select_cc_mode): Likewise. + (output_cbranch): Likewise. + * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants. + (uaddv<mode>4): New expander. + (addv<mode>4): Likewise. + (add<mode>3_insn_set_carry): New instruction. + (add<mode>3_insn_set_overflow): Likewise. + (addsi3_insn_set_overflow): Likewise. + (usubv<mode>4): New expander. + (subv<mode>4): Likewise. + (sub<mode>3_insn_set_carry): New instruction. + (sub<mode>3_insn_set_overflow): Likewise. + (subsi3_insn_set_overflow): Likewise. + (unegv<mode>3): New expander. + (negv<mode>3): Likewise. + (neg<mode>2_insn_set_overflow): New instruction. + (addv_tst<mode>): Likewise. + (subv_tst<mode>): Likewise. + (negv_tst<mode>): Likewise. + (cbranch<mode>4_addv_insn): New splitter and instruction. + (cbranch<mode>4_subv_insn): Likewise. + (cbranch<mode>4_negv_insn): Likewise. + +2016-10-20 Richard Biener <rguenther@suse.de> + + * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication. + Handle decls possibly not bound. + * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add + nothing_id for decls that might not be bound if we are interested + for the address. + (get_constraint_for_component_ref): Deal with that. + +2016-10-20 Michael Matz <matz@suse.de> + + Loop splitting. + * common.opt (-fsplit-loops): New flag. + * passes.def (pass_loop_split): Add. + * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3. + (enable_fdo_optimizations): Add loop splitting. + * timevar.def (TV_LOOP_SPLIT): Add. + * tree-pass.h (make_pass_loop_split): Declare. + * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare. + * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h, + * tree-ssa-loop-split.c: New file. + * Makefile.in (OBJS): Add tree-ssa-loop-split.o. + * doc/invoke.texi (fsplit-loops): Document. + * doc/passes.texi (Loop optimization): Add paragraph about loop + splitting. + +2016-10-20 Richard Biener <rguenther@suse.de> + + * cgraphunit.c (analyze_functions): Set node->definition to + false to signal symbol removal to debug_hooks->late_global_decl. + * ipa.c (symbol_table::remove_unreachable_nodes): When not in + WPA signal symbol removal to the debuginfo machinery. + * dwarf2out.c (dwarf2out_late_global_decl): Instead of + using early_finised to guard the we're called for symbol + removal case look at the symtabs definition flag. + (gen_variable_die): Remove redundant check. + +2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390.md ("prefetch"): Add fallthrough comment. + +2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + PR tree-optimization/53979 + * match.pd ((a ^ b) | a -> a | b): New pattern. + +2016-10-19 John David Anglin <danglin@gcc.gnu.org> + + * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to + config/pa/pa64-hpux-lib.h. + (PA_CRTBEGIN_HACK): Likewise. + (DTOR_LIST_BEGIN): Likewise. + +2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de> + + * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result + register only if "in" and "out" are different registers. + +2016-10-19 Eric Botcazou <ebotcazou@adacore.com> + + * omp-low.c (pass_oacc_device_lower::gate): New method. + (execute): Always call execute_oacc_device_lower. + +2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + PR tree-optimization/77916 + PR tree-optimization/77937 + * gimple-ssa-strength-reduction.c (analyze_increments): Remove + stopgap fix. + (insert_initializers): Requirement of initializer for -1 should be + based on pointer-typedness of the candidate basis. + +2016-10-19 Bin Cheng <bin.cheng@arm.com> + + PR tree-optimization/78005 + * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute + upper (included) bound for niters of prolog loop. + (vect_gen_scalar_loop_niters): Change parameter VF to VFM1. + Compute niters of scalar loop above which vectorized loop is + preferred, as well as the upper (included) bound for the niters. + (vect_do_peeling): Record niter bound for loops accordingly. + +2016-10-19 Thomas Schwinge <thomas@codesourcery.com> + + PR lto/77458 + * tree-core.h (enum tree_index): Put the complex types after their + component types. + * tree-streamer.c (verify_common_node_recorded): New function. + (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it. + +2016-10-19 Martin Liska <mliska@suse.cz> + + * cgraph.h (cgraph_edge::binds_to_current_def_p): + Replace NULL with false as a return value. + +2016-10-19 Thomas Schwinge <thomas@codesourcery.com> + + PR tree-optimization/78024 + * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and + don't clear BB_VISITED after processing. + +2016-10-19 Richard Biener <rguenther@suse.de> + + * domwalk.c (dom_walker::walk): Use RPO order. + +2016-10-19 Richard Biener <rguenther@suse.de> + + * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize + stmts_to_remove. + (evrp_dom_walker::~evrp_dom_walker): Free it. + (evrp_dom_walker::stmts_to_remove): Add. + (evrp_dom_walker::before_dom_children): Mark PHIs and stmts + whose output we fully propagate for removal. Propagate + into BB destination PHI arguments. + (execute_early_vrp): Remove queued stmts. Dump value ranges + before stmt removal. + +2016-10-18 Aldy Hernandez <aldyh@redhat.com> + + * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o. + * passes.def: Add two instances of pass_walloca. + * tree-pass.h (make_pass_walloca): New. + * gimple-ssa-warn-alloca.c: New file. + * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and + -Wvla-larger-than= options. + +2016-10-18 Thomas Schwinge <thomas@codesourcery.com> + + * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN. + * config/nvptx/nvptx.c (nvptx_find_sese): Likewise. + +2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org> + + * config/rs6000/altivec.h (vec_xl_len): New macro. + (vec_xst_len): New macro. + (vec_cmpnez): New macro. + (vec_cntlz_lsbb): New macro. + (vec_cnttz_lsbb): New macro. + (vec_xlx): New macro. + (vec_xrx): New macro. + (vec_all_nez): New C++ predicate template. + (vec_any_eqz): New C++ predicate template. + (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9 + conditional compilation. + (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9 + conditional compilation. + (vec_all_nez): New macro. + (vec_any_eqz): New macro. + (vec_all_ne): Revised macro under _ARCH_PWR9 conditional + compilation. + (vec_any_eq): Revised macro under _ARCH_PWR9 conditional + compilation. + * config/rs6000/vector.md (VI): Moved this mode iterator + definition from altivec.md to vector.md. + (UNSPEC_NEZ_P): New value. + (vector_ne_<mode>_p): New expansion for implementation of + vec_all_ne and vec_any_eq built-in functions. + (vector_nez_<mode>_p): New expansion for implementation of + vec_all_nez and vec_any_eqz built-in functions. + (vector_ne_v2di_p): New expansion for implementation of vec_all_ne + and vec_any_eq built-in function. + (cr6_test_for_zero): New commentary to explain this expansion. + (cr6_test_for_zero_reverse): New commentary to explain this expansion. + (cr6_test_for_lt): New commentary to explain this expansion. + (cr6_test_for_lt_reverse): New commentary to explain this + expansion. + * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add + overloaded function prototypes for vec_all_ne, vec_all_nez, + vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb, + vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx + built-in functions. + (altivec_resolve_overloaded_builtin): Modify the handling of + ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when + the compiler is configured to support TARGET_P9_VECTOR. + * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary + to explain the special processing that is given to predicate + built-ins introduced using this macro. + (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to + the special processing given to predicate built-ins introduced + using this macro. + (BU_VSX_P): Likewise. + (BU_P8V_AV_P): Likewise. + (BU_P9V_AV_P): Likewise. + (BU_P9V_AV_X): New macro. + (BU_P9V_64BIT_AV_X): New macro. + (BU_P9V_VSX_3): New macro. + (BU_P9V_OVERLOAD_P): New macro. + (LXVL): New BU_P9V_64BIT_VSX_2. + (VEXTUBLX): New BU_P9V_AV_2. + (VEXTUBRX): Likewise. + (VEXTUHLX): Likewise. + (VEXTUHRX): Likewise. + (VEXTUWLX): Likewise. + (VEXTUWRX): Likewise. + (STXVL): New BU_P9V_64BIT_AV_X. + (VCLZLSBB): New BU_P9V_AV_1. + (VCTZLSBB): Likewise. + (CMPNEB): New BU_P9V_AV_2. + (CMPNEH): Likewise. + (CMPNEW): Likewise. + (CMPNEF): Likewise. + (CMPNED): Likewise. + (VCMPNEB_P): New BU_P9V_AV_P. + (VCMPNEH_P): Likewise. + (VCMPNEW_P): Likewise. + (VCMPNED_P): Likewise. + (VCMPNEFP_P): Likewise. + (VCMPNEDP_P): Likewise. + (CMPNEZB): New BU_P9V_AV_2. + (CMPNEZH): Likewise. + (CMPNEZW): Likewise. + (VCMPNEZB_P): New BU_P9V_AV_P. + (VCMPNEZH_P): Likewise. + (VCMPNEZW_P): Likewise. + (LXVL): New BU_P9V_OVERLOAD_2. + (STXVL): New BU_P9V_OVERLOAD_3. + (VEXTULX): New BU_P9V_OVERLOAD_2. + (VEXTURX): Likewise. + (CMPNEZ): Likewise. + (VCMPNEZ_P): New BU_P9V_OVERLOAD_P. + (VCMPNE_P): Likewise. + (VCLZLSBB): New BU_P9V_OVERLOAD_1. + (VCTZLSBB): Likewise. + * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add + comment to explain mode used for scratch register. + (altivec_expand_stxvl_builtin): New function. + (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL. + (altivec_init_builtins): Add initialized variable + void_ftype_v16qi_pvoid_long and use this type to define the + built-in function __builtin_altivec_stxvl. + * config/rs6000/vsx.md (UNSPEC_LXVL): New value. + (UNSPEC_STXVL): New value. + (UNSPEC_VCLZLSBB): New value. + (UNSPEC_VCTZLSBB): New value. + (UNSPEC_VEXTUBLX): New value. + (UNSPEC_VEXTUHLX): New value. + (UNSPEC_VEXTUWLX): New value. + (UNSPEC_VEXTUBRX): New value. + (UNSPEC_VEXTUHRX): New value. + (UNSPEC_VEXTUWRX): New value. + (UNSPEC_VCMPNEB): New value. + (UNSPEC_VCMPNEZB): New value. + (UNSPEC_VCMPNEH): New value. + (UNSPEC_VCMPNEZH): New value. + (UNSPEC_VCMPNEW): New value. + (UNSPEC_VCMPNEZW): New value. + (*vsx_ne_<mode>_p): New insn for vector test all not equal with + vector of integer modes. + (*vsx_ne_<mode>_p): New insn for vector test all not equal with + vector of float or double modes. + (*vector_nez_<mode>_p): New insn for vector test all not equal or + zero. + (lxvl): New expand for load VSX vector with length. + (*lxvl): New insn for load VSX vector with length. + (stxvl): New expand for store VSX vector with length. + (*stxvl): New insn for store VSX vector with length. + (vcmpneb): New insn for vector of byte compare not equal. + (vcmpnezb): New insn for vector of byte compare not equal or zero. + (vcmpneh): New insn for vector of half word compare not equal. + (vcmpnezh): New insn for vector of half word compare not equal or + zero. + (vcmpnew): New insn for vector of word compare not equal. + (vcmpne<VSs>): New insn for vector of float or double compare not + equal. + (vcmpnezw): New insn for vector of word compare not equal or zero. + (vclzlsbb): New insn for vector count leading zero + least-significant bits byte. + (vctzlsbb): New insn for vector count trailing zero least + signficant bits byte. + (vextublx): New insn for vector extract unsigned byte left + indexed. + (vextubrx): New insn for vector extract unsigned byte right + indexed. + (vextuhlx): New insn for vector extract unsigned half word left + indexed. + (vextuhrx): New insn for vector extract unsigned half word right + indexed. + (vextuwlx): New insn for vector extract unsigned word left + indexed. + (vextuwrx): New insn for vector extract unsigned word right + indexed. + * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to + clarify intent of this constant. + * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md. + * doc/extend.texi (PowerPC Altivec Built-in Functions): Add + documentation for vec_all_nez, vec_any_eqz, vec_cmpnez, + vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, + and vec_xrx functions. + +2016-10-18 Andrew Pinski <apinski@cavium.com> + + PR tree-opt/65950 + * predict.c (is_exit_with_zero_arg): New function. + (tree_bb_level_predictions): Don't consider paths leading to exit(0) + as nottaken. + +2016-10-18 Uros Bizjak <ubizjak@gmail.com> + + PR target/77991 + * config/i386/i386.c (legitimize_tls_address) + <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS + convert dest to Pmode if different than Pmode. + +2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + PR tree-optimization/77916 + * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate + stopgap fix, as pointers with -1 increment are still broken. + +2016-10-18 David Edelsohn <dje.gcc@gmail.com> + + * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage + mapping class decoration from here... + (rs6000_xcoff_encode_section): ...to here. + + (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore + if shrink-wrapping and optimizing for speed. + +2016-10-18 Richard Biener <rguenther@suse.de> + + * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle + not visited but non-executable predecessors. Return taken edge. + Simplify conditions and refactor propagation vs. folding step. + +2016-10-18 Segher Boessenkool <segher@kernel.crashing.org> + + * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select + {SAVE,REST}_MULTIPLE if shrink-wrapping separate components. + (rs6000_get_separate_components): Assert we do not have those + strategies selected. + +2016-10-18 Richard Biener <rguenther@suse.de> + + * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype. + * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED + clearing. + (substitute_and_fold_dom_walker): Adjust constructor. + (substitute_and_fold_dom_walker::before_dom_children): Remove + do_dce flag and handling (always true). + (substitute_and_fold): Likewise. + * tree-vrp.c (vrp_finalize): Adjust. + (execute_early_vrp): Remove final BB_VISITED clearing. + * tree-ssa-ccp.c (ccp_finalize): Adjust. + * tree-ssa-copy.c (fini_copy_prop): Likewise. + * ira.c (ira): Call clear_bb_flags. + +2016-10-18 Richard Biener <rguenther@suse.de> + + * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to + get at the operand to look at with TREE_OPERAND for generic + sub-nodes. + +2016-10-18 David Malcolm <dmalcolm@redhat.com> + + * genattrtab.c (attr_string): Use rtx_reader_ptr for call to + copy_md_ptr_loc. + (gen_attr): Use rtx_reader_ptr for lookup_enum_type call. + (write_test_expr): Use rtx_reader_ptr for calls to + fprint_c_condition. + (write_attr_value): Likewise. + * genconditions.c (write_one_condition): Use rtx_reader_ptr for + call to print_md_ptr_loc. + (write_one_condition): Likewise for calls to print_c_condition. + * genconstants.c: Include "statistics.h" and "vec.h". + (main): Update for conversion to member functions. + * genemit.c (emit_c_code): Use rtx_reader_ptr for + call to print_md_ptr_loc. + * genenums.c: Include "statistics.h" and "vec.h". + (main): Update for conversion of traverse_enum_types to a method. + * genmddeps.c: Include "statistics.h" and "vec.h". + * genoutput.c (process_template): Use rtx_reader_ptr for call to + print_md_ptr_loc. + * genpreds.c (write_predicate_subfunction): Likewise. + (write_predicate_expr): Likewise for calls to print_c_condition. + * genrecog.c (print_test): Likewise. + * gensupport.c (process_rtx): Likewise for calls to + copy_md_ptr_loc and join_c_conditions. + (alter_test_for_insn): Likewise for call to join_c_conditions. + (process_substs_on_one_elem): Likewise. + (gen_mnemonic_setattr): Update for move of string_obstack to a + field of rtx_reader. + (mnemonic_htab_callback): Likewise. Fix formatting. + (gen_mnemonic_attr): Likewise. + * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls + to print_c_condition. + * read-md.c: Include "statistics.h" and "vec.h". + (string_obstack): Convert this global to field "m_string_obstack" + of class rtx_reader. + (ptr_locs): Likewise, as "m_ptr_locs". + (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack". + (joined_conditions): Likewise, as "m_joined_conditions". + (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack". + (md_constants): Likewise, as "m_md_constants". + (enum_types): Likewise, as "m_enum_types". + (set_md_ptr_loc): Convert to... + (rtx_reader::set_md_ptr_loc): ...member function. + (get_md_ptr_loc): Convert to... + (rtx_reader::get_md_ptr_loc): ...member function. + (copy_md_ptr_loc): Convert to... + (rtx_reader::copy_md_ptr_loc): ...member function. + (fprint_md_ptr_loc): Convert to... + (rtx_reader::fprint_md_ptr_loc): ...member function. + (print_md_ptr_loc): Convert to... + (rtx_reader::print_md_ptr_loc): ...member function. + (join_c_conditions): Convert to... + (rtx_reader::join_c_conditions): ...member function. + (fprint_c_condition): Convert to... + (rtx_reader::fprint_c_condition): ...member function. + (print_c_condition): Convert to... + (rtx_reader::print_c_condition): ...member function. + (read_name): Convert to... + (rtx_reader::read_name): ...member function. + (read_escape): Convert to... + (rtx_reader::read_escape): ...member function. + (read_quoted_string): Convert to... + (rtx_reader::read_quoted_string): ...member function. + (read_braced_string): Convert to... + (rtx_reader::read_braced_string): ...member function. + (read_string): Convert to... + (rtx_reader::read_string): ...member function. + (read_skip_construct): Convert to... + (rtx_reader::read_skip_construct): ...member function. + (handle_constants): Convert to... + (rtx_reader::handle_constants): ...member function. + (traverse_md_constants): Convert to... + (rtx_reader::traverse_md_constants): ...member function. + (handle_enum): Convert to... + (rtx_reader::handle_enum): ...member function. + (lookup_enum_type): Convert to... + (rtx_reader::lookup_enum_type): ...member function. + (traverse_enum_types): Convert to... + (rtx_reader::traverse_enum_types): ...member function. + (rtx_reader::rtx_reader): Move initializations + of various former global data from rtx_reader::read_md_files to + here, as fields, along with the call to unlock_std_streams. + (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up + the new fields. + (rtx_reader::read_md_files): Move initializations of various + global data from here to the ctor. + * read-md.h (read_name): Convert to... + (rtx_reader::read_name): ...member function. + (rtx_reader::read_escape): New method decl. + (read_quoted_string): Convert to... + (rtx_reader::read_quoted_string): ...member function. + (rtx_reader::read_braced_string): New method decl. + (read_string): Convert to... + (rtx_reader::read_string): ...member function. + (rtx_reader::read_skip_construct): New method decl. + (rtx_reader::set_md_ptr_loc): New method decl. + (rtx_reader::get_md_ptr_loc): New method decl. + (copy_md_ptr_loc): Convert to... + (rtx_reader::copy_md_ptr_loc): ...member function. + (fprint_md_ptr_loc): Convert to... + (rtx_reader::fprint_md_ptr_loc): ...member function. + (print_md_ptr_loc): Convert to... + (rtx_reader::print_md_ptr_loc): ...member function. + (rtx_reader::lookup_enum_type): New method decl. + (rtx_reader::traverse_enum_types): New method decl. + (rtx_reader::handle_constants): New method decl. + (traverse_md_constants): Convert to... + (rtx_reader::traverse_md_constants): ...member function. + (rtx_reader::handle_enum): New method decl. + (rtx_reader::join_c_conditions): New method decl. + (fprint_c_condition): Convert to... + (rtx_reader::fprint_c_condition): ...member function. + (print_c_condition): Convert to... + (rtx_reader::print_c_condition): ...member function. + (rtx_reader::apply_iterator_to_string): New method decl. + (rtx_reader::copy_rtx_for_iterators): New method decl. + (rtx_reader::read_conditions): New method decl. + (rtx_reader::record_potential_iterator_use): New method decl. + (rtx_reader::read_mapping): New method decl. + (rtx_reader::read_rtx): New method decl. + (rtx_reader::read_rtx_code): New method decl. + (rtx_reader::read_rtx_operand): New method decl. + (rtx_reader::read_nested_rtx): New method decl. + (rtx_reader::read_rtx_variadic): New method decl. + (rtx_reader::get_string_obstack): New method. + (rtx_reader::get_md_constants): New method. + (string_obstack): Convert global variable decl to... + (rtx_reader::m_string_obstack): ...this new field. + (rtx_reader::m_ptr_locs): New field. + (rtx_reader::m_ptr_loc_obstack): New field. + (rtx_reader::m_joined_conditions): New field. + (rtx_reader::m_joined_conditions_obstack): New field. + (rtx_reader::m_md_constants): New field. + (rtx_reader::m_enum_types): New field. + * read-rtl.c (apply_iterator_to_string): Convert to... + (rtx_reader::apply_iterator_to_string): ...member function. + (copy_rtx_for_iterators): Convert to... + (rtx_reader::copy_rtx_for_iterators): ...member function. + (add_condition_to_string): Use rtx_reader_ptr for + calls join_c_conditions. + (apply_iterators): Use rtx_reader_ptr for calls to + join_c_conditions and copy_rtx_for_iterators. + (read_conditions): Convert to... + (rtx_reader::read_conditions): ...member function. + (record_potential_iterator_use): Convert to... + (rtx_reader::record_potential_iterator_use): ...member function. + (read_mapping): Convert to... + (rtx_reader::read_mapping): ...member function. + (read_subst_mapping): Use rtx_reader_ptr for read_string call. + (read_rtx): Convert to... + (rtx_reader::read_rtx): ...member function. + (read_rtx_code): Convert to... + (rtx_reader::read_rtx_code): ...member function. + (read_rtx_operand): Convert to... + (rtx_reader::read_rtx_operand): ...member function. Update for move + of string_obstack to a field. + (read_nested_rtx): Convert to.. + (rtx_reader::read_nested_rtx): ...member function. + (read_rtx_variadic): Convert to.. + (rtx_reader::read_rtx_variadic): ...member function. + +2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org> + + * tree-vrp.c (get_value_range): Check get_ptr_nonnull. + +2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org> + + * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range + for pointer type too. + (ipcp_update_vr): set_ptr_nonnull for pointer. + +2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org> + + * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from + pt_solution_singleton_p. + * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed + pt_solution_singleton_or_null_p from pt_solution_singleton_p. + * tree-ssa-structalias.c (find_what_p_points_to): Preserve + pointer nonnull computed by VRP. + Also Conservatively set pt.null to 1. + (pt_solution_reset): Conservatively set pt.null to 1. + (pt_solution_singleton_or_null_p): Renamed from + pt_solution_singleton_p. + * tree-ssanames.h (set_ptr_nonnull): Declare. + (get_ptr_nonnull): Likewise. + * tree-ssanames.c (set_ptr_nonnull): New. + (get_ptr_nonnull): Likewise. + * tree-vrp.c (vrp_finalize): Set ptr that are nonnull. + (evrp_dom_walker::before_dom_children): Likewise. + +2016-10-17 Eric Botcazou <ebotcazou@adacore.com> + + * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to... + * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here. + * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to... + * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here. + * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to. + * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here. + (rs6000_option_override_internal): Clear it if ABI_AIX. + * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to... + * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here. + +2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + * gimple-ssa-strength-reduction.c (record_increment): Remove + garbage comment. + +2016-10-17 Eric Botcazou <ebotcazou@adacore.com> + + * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert + that the result is non-zero if it is true. + (maybe_expand_shift): New wrapper around expand_shift_1. + (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift. + +2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + PR tree-optimization/77916 + * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge): + Don't allow a MINUS_EXPR for pointer arithmetic for either known + or unknown strides. + (record_increment): Increments of -1 for unknown strides just use + a multiply initializer like other negative values. + (analyze_increments): Remove stopgap solution for -1 increment + applied to pointer arithmetic. + +2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com> + + * dominance.c (dom_info::dom_info): Add new constructor for region + which is vector of basic blocks. + (dom_init): New method to initialize members common for both + constructors. + (dom_info::dom_info): Invoke dom_init for partial initialization. + (dom_info::get_idom): Add check to corner cases on basic blocks which + are not in region. + (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE + to detect unreachable bbs. + (dom_info::calc_idoms): Likewise. + (compute_dom_fast_query_in_region): New function. + (calculate_dominance_info_for_region): Likewise. + (free_dominance_info_for_region): Likewise. + * dominance.h: Add prototypes for introduced region-based functions + * tree-if-conv.c (build_region): New function. + (if_convertible_loop_p_1): Invoke local version of post-dominators + calculation before basic block predication with subsequent freeing + post-dominator info. + (tree_if_conversion): Remove free of post-dominator info + (pass_if_conversion::execute): Delete detection of infinite loops + and fake edges to exit block since post-dominator calculation is + performed per if-converted loop only. + +2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de> + + PR target/77308 + * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result + register explicitly. + * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if + optimizing for size. + +2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/aarch64/aarch64.c: Delete inclusion of + cortex-a57-fma-steering.h. + (aarch64_override_options): Delete call + to aarch64_register_fma_steering. + * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare. + * config/aarch64/cortex-a57-fma-steering.h: Delete. + * config/aarch64/aarch64-passes.def: New file. + * config/aarch64/cortex-a57-fma-steering.c + (aarch64_register_fma_steering): Delete definition. + (make_pass_fma_steering): Remove static qualifier. + * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive. + (cortex-a57-fma-steering.o): Remove dependency on + cortex-a57-fma-steering.h. + +2016-10-17 Eric Botcazou <ebotcazou@adacore.com> + + * explow.c (validize_mem): Do not modify the argument in-place. + +2016-10-17 Thomas Schwinge <thomas@codesourcery.com> + + * tree-streamer.c (record_common_node): Explicitly list expected + tree codes. + +2016-10-17 Richard Biener <rguenther@suse.de> + + PR tree-optimization/77988 + * tree-vrp.c (remove_range_assertions): Use replace_uses_by. + +2016-10-17 Marek Polacek <polacek@redhat.com> + + * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o. + +2016-10-17 Richard Biener <rguenther@suse.de> + + * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED + before using it. + +2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + PR tree-optimization/71636 + * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern. + +2016-10-17 Richard Biener <rguenther@suse.de> + + * gimplify.c (gimplify_function_tree): Do not move the outer + binds block. + +2016-10-17 Jakub Jelinek <jakub@redhat.com> + + * langhooks.h (struct lang_hooks_for_decls): Remove + function_decl_explicit_p, function_decl_deleted_p and + function_decl_defaulted hooks. Add decl_dwarf_attribute hook. + * langhooks-def.h (lhd_decl_dwarf_attribute): Declare. + (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P, + LANG_HOOKS_FUNCTION_DECL_DELETED_P, + LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove. + (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define. + (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P, + LANG_HOOKS_FUNCTION_DECL_DELETED_P and + LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add + LANG_HOOKS_DECL_DWARF_ATTRIBUTE. + * langhooks.c (lhd_decl_dwarf_attribute): New function. + * dwarf2out.c (gen_subprogram_die): Use + lang_hooks.decls.decl_dwarf_attribute instead of + lang_hooks.decls.function_decl_*. + +2016-10-16 Eric Botcazou <ebotcazou@adacore.com> + + PR ada/37139 + PR ada/67205 + * common.opt (-ftrampolines): New option. + * doc/invoke.texi (Code Gen Options): Document it. + * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS. + * doc/tm.texi: Regenerate. + * builtins.def: Add init_descriptor and adjust_descriptor. + * builtins.c (expand_builtin_init_trampoline): Do not issue a warning + on platforms with descriptors. + (expand_builtin_init_descriptor): New function. + (expand_builtin_adjust_descriptor): Likewise. + (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case. + <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise. + * calls.c (prepare_call_address): Remove SIBCALLP parameter and add + FLAGS parameter. Deal with indirect calls by descriptor and adjust. + Set STATIC_CHAIN_REG_P on the static chain register, if any. + (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor. + (expand_call): Likewise. Move around call to prepare_call_address + and pass all flags to it. + * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR. + * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value. + (gimple_call_set_by_descriptor): New setter. + (gimple_call_by_descriptor_p): New getter. + * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR. + (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR. + * langhooks.h (struct lang_hooks): Add custom_function_descriptors. + * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define. + (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS. + * rtl.h (STATIC_CHAIN_REG_P): New macro. + * rtlanal.c (find_first_parameter_load): Skip static chain registers. + * target.def (custom_function_descriptors): New POD hook. + * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR. + (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR. + * tree-core.h (ECF_BY_DESCRIPTOR): New mask. + Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR. + * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT. + (build_common_builtin_nodes): Initialize init_descriptor and + adjust_descriptor. + * tree-nested.c: Include target.h. + (struct nesting_info): Add 'any_descr_created' field. + (get_descriptor_type): New function. + (lookup_element_for_decl): New function extracted from... + (create_field_for_decl): Likewise. + (lookup_tramp_for_decl): ...here. Adjust. + (lookup_descr_for_decl): New function. + (convert_tramp_reference_op): Deal with descriptors. + (build_init_call_stmt): New function extracted from... + (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors. + * defaults.h (FUNCTION_ALIGNMENT): Define. + (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY. + * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define. + * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise. + * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise. + * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise. + +2016-10-16 Eric Botcazou <ebotcazou@adacore.com> + + * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal + constants in CONST_VECTORs. + +2016-10-15 Eric Botcazou <ebotcazou@adacore.com> + + * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch + register as destination of bmask. + (vector_init_bshuffle): Likewise. + * config/sparc/sparc.md (vec_perm_constv8qi): Likewise. + (bmaskdi_vis): Enable only in 64-bit mode. + +2016-10-15 Segher Boessenkool <segher@kernel.crashing.org> + + * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not + make LR a separately shrink-wrapped component unless savres_strategy + contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap + GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all + wrapping when not both {SAVE,REST}_INLINE_GPRS. + +2016-10-15 Eric Botcazou <ebotcazou@adacore.com> + + * optabs.c (expand_parity): Fix mode mismatch, add final conversion + and keep looping on failure. + +2016-10-14 David Malcolm <dmalcolm@redhat.com> + + * print-rtl-function.c (print_edge): Omit "(flags)" when none are + set. + (print_rtx_function): Update example in comment for... + * print-rtl.c (print_rtx_operand_code_r): In compact mode, print + non-virtual pseudos with a '%' sigil followed by the regno, offset + by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual + pseudo is dumped as "%0". + +2016-10-14 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/77959 + * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE + return a MEM. + +2016-10-14 Eric Botcazou <ebotcazou@adacore.com> + + * config/sparc/sparc-passes.def: New file. + * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def. + * config/sparc/sparc-protos.h (make_pass_work_around_errata): New. + * config/sparc/sparc.c (sparc_option_override): Don't register passes. + +2016-10-14 Pat Haugen <pthaugen@us.ibm.com> + + * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial + loop peel to loops with exit test at the beginning. + +2016-10-14 Pat Haugen <pthaugen@us.ibm.com> + + PR rtl-optimization/68212 + * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge + frequency when computing scale factor for peeled copies. + * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count + values for switch/peel blocks/edges. + +2016-10-14 Pedro Alves <palves@redhat.com> + + * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h. + +2016-10-14 Catherine Moore <clm@codesourcery.com> + + * config/mips/mips.c (mips_prepare_pch_save): Initialize + micromips_globals to zero. + +2016-10-14 Richard Biener <rguenther@suse.de> + + PR tree-optimization/77979 + * tree-vrp.c (compare_name_with_value): Handle released SSA names + in the equivalency sets. + (compare_names): Likewise. + +2016-10-14 Martin Liska <mliska@suse.cz> + + * builtins.h(target_char_cst_p): Declare the function. + * builtins.c (fold_builtin_memchr): Remove. + (target_char_cst_p): Move the function from gimple-fold.c. + (fold_builtin_3): Do not call the function. + * gimple-fold.c (gimple_fold_builtin_memchr): New function. + (gimple_fold_builtin): Call the function. + * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR. + +2016-10-14 Martin Liska <mliska@suse.cz> + + * builtins.c (fold_builtin_strcmp): Remove function. + (fold_builtin_strncmp): Likewise. + (fold_builtin_2): Remove call of the function. + (fold_builtin_3): Likewise. + * fold-const-call.c (fold_const_call): Add constant folding + for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP. + * fold-const-call.h (build_cmp_result): Declare the function. + * gimple-fold.c (gimple_load_first_char): New function. + (gimple_fold_builtin_string_compare): Likewise. + (gimple_fold_builtin): Call the function. + +2016-10-14 Nathan Sidwell <nathan@acm.org> + + * gcov-io.c (gcov_open): Deconstify 'mode'. + +2016-10-14 Martin Liska <mliska@suse.cz> + + * fold-const.c (c_getstr): Support of properly \0-terminated + string constants. New argument is added. + * fold-const.h: New argument is added. + +2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch): + New function. + (aarch64_print_hint_for_core): Likewise. + (aarch64_print_hint_for_arch): Likewise. + (aarch64_validate_march): Use it. Fix indentation in type signature. + (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch. + (aarch64_validate_mtune): Likewise. + (aarch64_handle_attr_arch): Likewise. + (aarch64_handle_attr_cpu): Likewise. + (aarch64_handle_attr_tune): Likewise. + +2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab + and udivmod_optab. + +2016-10-13 Andreas Schwab <schwab@linux-m68k.org> + + * config/m68k/m68k.c (m68k_option_override): Check + opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no + instead of stack_limit_rtx. + +2016-10-13 Jakub Jelinek <jakub@redhat.com> + + * dwarf2out.c (gen_member_die): Handle inline static data member + definitions. + +2016-10-13 Nathan Sidwell <nathan@acm.org> + + * gcov-io.c (gcov_open): Fix documentation. Simplify setting + gcov_var.mode. Remove unnecessary fstat. + +2016-10-13 Segher Boessenkool <segher@kernel.crashing.org> + + PR bootstrap/77962 + * function.c (thread_prologue_and_epilogue_insns): Call all + make_*logue_seq in the same order as traditional. Call them + all a second time if shrink_wrapped_separate. + +2016-10-13 Marek Polacek <polacek@redhat.com> + + * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn, + insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't + use -Wno-error. + +2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + PR tree-optimization/77937 + * gimple-ssa-strength-reduction.c (analyze_increments): Set cost + to infinite when we have a pointer with an increment of -1. + +2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition + into ... + * memmodel.h: This file. + * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c, + caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c, + cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c, + combine-stack-adj.c, common/config/aarch64/aarch64-common.c, + common/config/arm/arm-common.c, common/config/bfin/bfin-common.c, + common/config/c6x/c6x-common.c, common/config/i386/i386-common.c, + common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c, + compare-elim.c, config/aarch64/aarch64-builtins.c, + config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c, + config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c, + config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c, + config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c, + config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c, + config/darwin.c, config/epiphany/epiphany.c, + config/epiphany/mode-switch-use.c, + config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c, + config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c, + config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c, + config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c, + config/m68k/m68k.c, config/mcore/mcore.c, + config/microblaze/microblaze.c, config/mmix/mmix.c, + config/mn10300/mn10300.c, config/moxie/moxie.c, + config/msp430/msp430.c, config/nds32/nds32-cost.c, + config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c, + config/nds32/nds32-memory-manipulation.c, + config/nds32/nds32-predicates.c, config/nds32/nds32.c, + config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c, + config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c, + config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c, + config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc, + config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c, + config/stormy16/stormy16.c, config/tilegx/tilegx.c, + config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c, + config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c, + coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c, + df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c, + dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c, + expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c, + ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c, + ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c, + ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c, + loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c, + lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c, + lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c, + lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c, + postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c, + recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c, + reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c, + rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c, + sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c, + stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c, + targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c, + tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c, + tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c, + tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c, + var-tracking.c, varasm.c: Include memmodel.h. + * genattrtab.c (write_header): Include memmodel.h in generated file. + * genautomata.c (main): Likewise. + * gengtype.c (open_base_files): Likewise. + * genopinit.c (main): Likewise. + * genconditions.c (write_header): Include memmodel.h earlier in + generated file. + * genemit.c (main): Likewise. + * genoutput.c (output_prologue): Likewise. + * genpeep.c (main): Likewise. + * genpreds.c (write_insn_preds_c): Likewise. + * genrecog.c (write_header): Likewise. + * Makefile.in (PLUGIN_HEADERS): Include memmodel.h + +2016-10-13 David Malcolm <dmalcolm@redhat.com> + + * function-tests.c (selftest::test_expansion_to_rtl): Add "true" + for new "compact" param of print_rtx_function. Check for "cinsn" + rather than "insn". + * print-rtl-function.c (flag_compact): New decl. + (print_rtx_function): Add param "compact" and use it to set + flag_compact, adding a description of the effect to the leading + comment, and updating the example output. + * print-rtl.c (flag_compact): New variable. + (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact + mode. + (print_rtx_operand_code_i): When printing source locations, wrap + xloc.file in quotes. Don't print INSN_CODEs in compact mode. + (print_rtx_operand_code_r): Don't print regnos for hard regs and + virtuals in compact mode. + (print_rtx_operand_code_u): Don't print insn UIDs in compact mode, + apart from in LABEL_REFs. + (print_rtx_operand): In case 'w', don't print in hex in compact mode. + Don't print basic block ids in compact mode. + (print_rtx): In compact mode, prefix the code of insns with "c", + only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES. + * print-rtl.h (print_rtx_function): Add "compact" param. + +2016-10-13 Richard Earnshaw <rearnsha@arm.com> + + * arm.h (TARGET_VFP): Delete. + (TARGET_VFPD32): Remove references to TARGET_VFP. + (TARGET_VFP3, TARGET_VFP5): Likewise. + (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise. + (TARGET_NEON_FP16): Likewise. + (TARGET_FMA): Likewise. + (TARGET_CRYPTO): Likewise. + (TARGET_NEON): Likewise. + (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise. + (FUNCTION_ARG_REGNO_P): Likewise. + * arm.c (arm_option_check_internal): Likewise. + (arm_option_override): Likewise. + (use_return_insn): Likewise. + (arm_function_value_regno_p): Likewise. + (arm_apply_result_size): Likewise. + (use_vfp_abi): Likewise. + (arm_legitimate_address_outer_p): Likewise. + (thumb2_legitimate_address_p): Likewise. + (arm_legitimate_index_p): Likewise. + (thumb2_legitimate_index_p): Likewise. + (arm_legitimate_address): Likewise. + (arm_get_vfp_saved_size): Likewise. + (arm_emit_vfp_multi_reg_pop): Likewise. + (arm_get_frame_offsets): Likewise. + (arm_save_coproc_regs): Likewise. + (arm_hard_regno_mode_ok): Likewise. + (arm_expand_epilogue_apcs_frame): Likewise. + (arm_expand_epilogue): Likewise. + (arm_file_start): Likewise. + (arm_conditional_register_usage): Likewise. + (arm_validize_comparison): Use vfp_compare_operand directly. + * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP. + (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting + unsupported usage. + (arm_atomic_assign_expand_fenv): Likewise. + * arm.md (divsf3): Likewise. + (arm_negsi2): Likewise. + (absdf2): Likewise. + (arm_movdi): Likewise. + (arm_movt): Likewise. + (cbranchsf4): Change predicate to vfp_compare_operand. + (cbranchdf4): Change predicate to vfp_compare_operand. + (cstorehf4): Change predicate to vfp_compare_operand. + (cstoresf4): Change predicate to vfp_compare_operand. + (cstoredf4): Change predicate to vfp_compare_operand. + (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP. + (movhi_insn_arch4, movhi_bytes): Likewise. + * constraints.md (Dt): Likewise. + (Dp): Likewise. + * iterators.md (SDF): Likewise. + * predicates.md (arm_float_compare_operand): Delete. + (const_double_vcvt_power_of_two_reciprocal): Remove references to + TARGET_VFP. + (const_double_vcvt_power_of_two): Likewise. + * thumb2.md thumb2_movsi_insn): Likewise. + * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise. + (movhf_vfp): Likewise. + (arm_movsi_vfp, thumb2_movsi_vfp): Likewise. + (movdi_vfp, movdi_vfp_cortexa8): Likewise. + (movsf_vfp, thumb2_movsf_vfp): Likewise. + (movdf_vfp, thumb2_movdf_vfp): Likewise. + (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise. + (subsf3_vfp, divsf3_vfp): Likewise. + (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise. + (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise. + (mulsf3negsfsubsf_vfp): Likewise. + (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise. + (floatunssisf2, sqrtsf2_vfp): Likewise. + (movcc_vfp): Likewise. + (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise. + (cmpsf_vfp, cmpsf_trap_vfp): Likewise. + (push_multi_vfp): Likewise. + (set_fpscr, get_fpscr): Likewise. + * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__. + +2016-10-13 Richard Earnshaw <rearnsha@arm.com> + + * arm.h (TARGET_VFP): Unconditionally define to 1. + (arm_fpu_desc): Remove 'model' field. + (TARGET_FPU_MODEL): Delete. + * arm.c (all_fpus): Don't initialize the model field. + (arm_can_inline_p): Don't check the FPU model. + * arm-fpus.def: Remove redundant model field from all FPU + descriptions. + +2016-10-13 Richard Biener <rguenther@suse.de> + + PR middle-end/77826 + * genmatch.c (struct capture): Add value_match member. + (commutate): Preserve value_match. + (lower_opt_convert): Likewise. + (lower_cond): Likewise. + (replace_id): Likewise. + (struct dt_operand): Add value_match member. + (decision_tree::cmp_node): Compare it. + (decision_tree::insert_operand): Honor it when finding and + when appending a DT_MATCH. + (dt_operand::gen_match_op): Generate a type check after + operand_equal_p if ! value_match for both GENERIC and GIMPLE. + (parser::get_internal_capture_id): New helper. + (parser::finish_match_operand): New function lowering @@<id>. + (parser::parse_capture): Parse @@<id> as value-match. + (parser::parse_expr): Use get_internal_capture_id. + (parser::parse_simplify): Call finish_match_operand. + (walk_captures): New helper. + * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead + of operand_equal_p. + ((X /[ex] A) * A -> X): Likewise. + ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using + convert[12] and value-matching. + ((A | B) & (A | C) -> A | (B & C)): Likewise. + ((X | Y) | Y -> X | Y): Likewise. + ((X ^ Y) ^ Y -> X): Likewise. + (A - (A & B) -> ~B & A): Likewise. + ((T)(P + A) - (T)P -> (T) A): Likewise. + ((T)P - (T)(P + A) -> -(T) A): Likewise. + ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise. + * doc/match-and-simplify.texi: Amend capture section. + +2016-10-13 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc.md (umul_600): Remove predicated variant. + (umul64_600): Likewise. + +2016-10-13 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change. + +2016-10-13 Bin Cheng <bin.cheng@arm.com> + + * tree-vect-loop.c (loop_niters_no_overflow): New func. + (vect_transform_loop): Call loop_niters_no_overflow. Pass the + no-overflow information to vect_do_peeling_for_loop_bound and + vect_gen_vector_loop_niters. + +2016-10-13 Bin Cheng <bin.cheng@arm.com> + + * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only + iterates 1 time. + +2016-10-13 Bin Cheng <bin.cheng@arm.com> + + * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release + adjust_vec automatically. + (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename + param exit_bb to guard_to. + (slpeel_checking_verify_cfg_after_peeling): + (set_prologue_iterations): + (create_lcssa_for_virtual_phi): New func which is factored out from + slpeel_tree_peel_loop_to_edge. + (slpeel_tree_peel_loop_to_edge): + (iv_phi_p): New func. + (vect_can_advance_ivs_p): Call iv_phi_p. + (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert + new gimple stmts in basic block. + (vect_gen_niters_for_prolog_loop): Rename to... + (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and + adjust implementation. + (vect_update_inits_of_drs): Fix code style issue. Convert niters to + sizetype if necessary. + (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change + it to external function. + (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New. + (vect_gen_vector_loop_niters_mult_vf): New. + (slpeel_update_phi_nodes_for_loops): New. + (slpeel_update_phi_nodes_for_guard1): Reimplement. + (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement. + (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New. + * tree-vect-loop.c (vect_build_loop_niters): Move to file + tree-vect-loop-manip.c + (vect_generate_tmps_on_preheader): Delete. + (vect_transform_loop): Rename vectorization_factor to vf. Call + vect_do_peeling instead of vect_do_peeling-* functions. + * tree-vectorizer.h (vect_do_peeling): New decl. + (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls. + (vect_do_peeling_for_loop_bound): Delete. + (vect_do_peeling_for_alignment): Delete. + +2016-10-13 Bin Cheng <bin.cheng@arm.com> + + * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put + duplicated loop after its preheader and after the original loop. + +2016-10-13 Bin Cheng <bin.cheng@arm.com> + + * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it + has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS. + +2016-10-13 Bin Cheng <bin.cheng@arm.com> + + * tree-vect-loop.c (vectorizable_live_operation): Support handling + for live variable outside loop but not in lcssa form. + +2016-10-13 Bin Cheng <bin.cheng@arm.com> + + * cfg.c (reset_original_copy_tables): New func. + * cfg.h (reset_original_copy_tables): New decl. + +2016-10-13 Jakub Jelinek <jakub@redhat.com> + + PR c/77946 + * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of + public_flag. + * varasm.c (default_binds_local_p_3): Formatting fix. + +2016-10-13 Bin Cheng <bin.cheng@arm.com> + + * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code + style issue. + (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment): + Remove useless code. + +2016-10-13 Martin Liska <mliska@suse.cz> + + PR tree-optimization/77943 + * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with + a different EH landing pads. + +2016-10-13 Jakub Jelinek <jakub@redhat.com> + + PR target/77957 + * hooks.h (hook_tree_void_null): Declare. + * hooks.c (hook_tree_void_null): New function. + * langhooks.c (lhd_return_null_tree_v): Remove. + * langhooks-def.h (lhd_return_null_tree_v): Remove. + * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL, + set y to const0_rtx. + * function.c (stack_protect_epilogue): Likewise. + * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine + if TARGET_THREAD_SSP_OFFSET is defined. + * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise. + * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise. + * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise. + * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise. + * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise. + (ix86_stack_protect_guard): New function. + +2016-10-13 Richard Biener <rguenther@suse.de> + + * dwarf2out.c (tree_add_const_value_attribute): Do not try + rtl_for_decl_init during early phase. + (gen_variable_die): Do not create locations during early phase. + (gen_label_die): Likewise. + (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs + twice. + +2016-10-12 Richard Biener <rguenther@suse.de> + + * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from + try_add_new_range and made to eturn new range. + (evrp_dom_walker::before_dom_children): Push op1 value range before + pushing op0 value range. + +2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + PR tree-optimization/77937 + * gimple-ssa-strength-reduction.c (analyze_increments): Use + POINTER_TYPE_P on the candidate type to determine whether + candidates in this chain require pointer arithmetic. + +2016-10-12 Eric Botcazou <ebotcazou@adacore.com> + + * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian + correction if the type is smaller than a word. + (visium_select_cc_mode): Add ... fall through ... comment. + +2016-10-12 Segher Boessenkool <segher@kernel.crashing.org> + + * config/rs6000/rs6000.c (machine_function): Add new fields + gpr_is_wrapped_separately and lr_is_wrapped_separately. + (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS, + TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB, + TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS, + TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS, + TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS, + TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define. + (rs6000_get_separate_components): New function. + (rs6000_components_for_bb): New function. + (rs6000_disqualify_components): New function. + (rs6000_emit_prologue_components): New function. + (rs6000_emit_epilogue_components): New function. + (rs6000_set_handled_components): New function. + (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately. + Don't emit GPR saves if gpr_is_wrapped_separately for that register. + (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately. + (rs6000_emit_epilogue): Don't emit GPR restores if + gpr_is_wrapped_separately for that register. Don't make a + REG_CFA_RESTORE note for registers we did not restore, either. + +2016-10-12 Segher Boessenkool <segher@kernel.crashing.org> + + * function.c (thread_prologue_and_epilogue_insns): Call + try_shrink_wrapping_separate. Compute the prologue_seq afterwards, + if it has possibly changed. Compute the split_prologue_seq and + epilogue_seq later, too. + * shrink-wrap.c: #include cfgbuild.h and insn-config.h. + (dump_components): New function. + (struct sw): New struct. + (SW): New function. + (init_separate_shrink_wrap): New function. + (fini_separate_shrink_wrap): New function. + (place_prologue_for_one_component): New function. + (spread_components): New function. + (disqualify_problematic_components): New function. + (emit_common_heads_for_components): New function. + (emit_common_tails_for_components): New function. + (insert_prologue_epilogue_for_components): New function. + (try_shrink_wrapping_separate): New function. + * shrink-wrap.h: Declare try_shrink_wrapping_separate. + +2016-10-12 Segher Boessenkool <segher@kernel.crashing.org> + + * regrename.c (build_def_use): Invalidate chains that have a + REG_CFA_RESTORE on some instruction. + +2016-10-12 Segher Boessenkool <segher@kernel.crashing.org> + + * dce.c (delete_unmarked_insns): Don't delete instructions with + a REG_CFA_RESTORE note. + +2016-10-12 Segher Boessenkool <segher@kernel.crashing.org> + + * common.opt (-fshrink-wrap-separate): New flag. + * doc/invoke.texi: Document it. + * doc/tm.texi.in (Shrink-wrapping separate components): New subsection. + * doc/tm.texi: Regenerate. + * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate. + * target.def (shrink_wrap): New hook vector. + (get_separate_components, components_for_bb, disqualify_components, + emit_prologue_components, emit_epilogue_components, + set_handled_components): New hooks. + +2016-10-12 Segher Boessenkool <segher@kernel.crashing.org> + + * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for + vector return by reference only if -Wpsabi. + (rs6000_pass_by_reference): Similarly, for argument passing. + +2016-10-12 David Malcolm <dmalcolm@redhat.com> + + * function-tests.c: Include "print-rtl.h". + (selftest::test_expansion_to_rtl): Call print_rtx_function on the + function, and verify what is dumped. + * print-rtl-function.c (print_edge): New function. + (begin_any_block): New function. + (end_any_block): New function. + (can_have_basic_block_p): New function. + (print_rtx_function): Track the basic blocks of insns in the + chain, wrapping those that are within blocks within "(block)" + directives. Remove the "(cfg)" directive. + +2016-10-12 David Malcolm <dmalcolm@redhat.com> + + * selftest.c (selftest::read_file): New function. + (selftest::test_read_file): New function. + (selftest::selftest_c_tests): Call test_read_file. + * selftest.h (selftest::read_file): New decl. + +2016-10-12 Richard Biener <rguenther@suse.de> + + PR debug/77947 + * cgraphunit.c (analyze_functions): Preserve cgraph nodes + function context. + +2016-10-12 Thomas Schwinge <thomas@codesourcery.com> + + * lto-streamer.c: Fix LTO_STREAMER_DEBUG build. + + * dwarf2out.c (dwarf2_lineno_debug_hooks): Use + dwarf2out_assembly_start. + + * Makefile.in (SELFTEST_FLAGS): Add -nostdinc. + + * Makefile.in (SELFTEST_FLAGS): New variable. + (s-selftest, selftest-gdb, selftest-valgrind): Use it. + + * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to + early_finish hook. + +2016-10-12 Georg-Johann Lay <avr@gjlay.de> + + * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be + dumped in RTL dumps. + +2016-10-12 Martin Liska <mliska@suse.cz> + + * gimple-fold.c (create_tmp_reg_or_ssa_name): New function. + (gimple_fold_builtin_memory_op): Use the function. + (gimple_fold_builtin_strchr): Likewise. + (gimple_fold_builtin_strcat): Likewise. + (gimple_build): Likewise. + +2016-10-12 Nathan Sidwell <nathan@acm.org> + + * diagnostic.c (diagnostc_report_diagnostic): Fix formatting. + +2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com> + + * dwarf2out.c (int_loc_descriptor): Generate opcodes for another + equivalent 32-bit constant (modulo 2**32) when that yields + smaller instructions. + (size_of_int_loc_descriptor): Update accordingly. + +2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com> + + * dwarf2out.c (dwarf2out_early_global_decl): For nested + functions, call dwarf2out_decl on the parent function first. + +2016-10-12 Richard Biener <rguenther@suse.de> + + * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint + on the conversion. + +2016-10-12 Richard Biener <rguenther@suse.de> + + * tree-ssa-propagate.c + (substitute_and_fold_dom_walker::before_dom_children): Do not + ignore ASSERT_EXPRs but only preserve them. + * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs + that have been propagated into. + (vrp_finalize): Enable DCE for substitute_and_fold. + +2016-10-12 Richard Biener <rguenther@suse.de> + + PR tree-optimization/77920 + * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify. + (simplify_min_or_max_using_ranges): Pass in gsi and use it. + (simplify_abs_using_ranges): Likewise. + (simplify_conversion_using_ranges): Likewise. + (simplify_stmt_using_ranges): Adjust. + +2016-10-12 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/77929 + * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle + (*ops)[ranges[i].idx]->op != ranges[i].exp case. + +2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com> + + PR target/77934 + * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction + needs a base register for arg 1. + +2016-10-12 Jakub Jelinek <jakub@redhat.com> + + * common.opt (Wimplicit-fallthrough) Turn into alias to + -Wimplicit-fallthrough=3. Remove EnabledBy. + (Wimplicit-fallthrough=): New option. + * gimplify.c (warn_implicit_fallthrough_r): Use + OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough. + * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias + to -Wimplicit-fallthrough=3. + (-Wimplicit-fallthrough=): Document. + +2016-10-11 Eric Botcazou <ebotcazou@adacore.com> + + * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ + and GEU in DImode if TARGET_SUBXC. + * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC. + (seqdi<W:mode>_zero_subxc): Delete. + (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3. + (neg_seqdi<W:mode>_zero_vis3): Delete. + (plus_seqdi<W:mode>_zero): Likewise. + (minus_seqdi<W:mode>_zero): Likewise. + (plus_plus_sltu<W:mode>): Accept only register. + (addx<W:mode>): Likewise. + (plus_sltu<W:mode>_vis3): Likewise. + (plus_plus_sltu<W:mode>_vis3): Likewise. + (neg_sgeu<W:mode>_vis3): Delete. + (minus_sgeu<W:mode>_vis3): Likewise. + (addxc<W:mode>): Accept only registers. + (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0. + (minus_neg_sltu<W:mode>_subxc): Accept only register. + (neg_plus_sltu<W:mode>_subxc): Likewise. + (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0. + (minus_minus_sltu<W:mode>_subxc): Accept only register. + (sgeu<W:mode>_insn_subxc): Delete. + (plus_sgeu<W:mode>_subxc): Likewise. + (subxc<W:mode>): Accept only register. + (scc splitter): Split always GEU again. + +2016-10-11 Jeff Law <law@redhat.com> + + PR tree-optimization/77424 + * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove + dead conditionals. Assert that all e->aux fields are NULL. + +2016-10-11 David Malcolm <dmalcolm@redhat.com> + + * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the + operand-printing "switch" statement into... + (print_rtx_operand_code_0): ...this new function, ... + (print_rtx_operand_code_e): ...this new function, ... + (print_rtx_operand_codes_E_and_V): ...this new function, ... + (print_rtx_operand_code_i): ...this new function, ... + (print_rtx_operand_code_r): ...this new function, ... + (print_rtx_operand_code_u): ...this new function, ... + (print_rtx_operand): ...and this new function. + +2016-10-11 Uros Bizjak <ubizjak@gmail.com> + + * config/alpha/alpha-passes.def: New file. + * config/alpha/t-alpha: New file. + * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare. + (make_pass_handle_trap_shadows): New prototype. + (make_pass_align_insns): Ditto. + * config/alpha/alpha.c (alpha_option_override): Don't register + passes here. + * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file. + +2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/77924 + * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the + distinct __ibm128 IBM extended double type if long doubles are + 128-bits and the default format for long double is IEEE 128-bit. + +2016-10-11 Richard Biener <rguenther@suse.de> + + * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional. + (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION. + (verify_die): New function. + (dwarf2out_finish): Call it. + (output_line_info): Handle case of -gsplit-dwarf without + DWARF2_ASM_LINE_DEBUG_INFO. + +2016-10-11 Richard Biener <rguenther@suse.de> + + PR debug/77931 + * gimple-low.c (lower_gimple_bind): Handle arbitrary common + sub-chains of BLOCK_VARS and gimple_bind_vars. + +2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com> + + * config/i386/znver1.md : Fix imov/imovx load type reservations. + +2016-10-11 Eric Botcazou <ebotcazou@adacore.com> + + * config/sparc/sparc.opt (msubxc): New option. + * doc/invoke.texi (SPARC options): Document it and tidy up. + * doc/tm.texi.in (Condition Codes): Adjust SPARC example. + * doc/tm.texi: Regenerate. + * config/sparc/sparc-modes.def (CC_NOOV): Rename into... + (CCNZ): ...this. + (CCX_NOOV): Rename into... + (CCXNZ): ...this. + (CCC): New. + (CCXC): Likewise. + * config/sparc/predicates.m (fcc_register_operand): Simplify. + (fcc0_register_operand): Likewise. + (icc_register_operand): New. + (icc_or_fcc_register_operand): Simplify. + (nz_comparison_operator): New. + (c_comparison_operator): Likewise. + (noov_compare_operator): Rename into... + (icc_comparison_operator): ...this. Use above predicates. + (noov_compare64_operator): Rename into... + (v9_comparison_operator): ...this and tidy up. + (fcc_comparison_operator): New. + (icc_or_fcc_comparison_operator): Likewise. + (v9_register_compare_operator): Rename info... + (v9_register_comparison_operator): ...this. + * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define. + (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC + for Niagara-7. + (sparc_fixed_condition_code_regs): New function. + (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ + renaming and add support for CCC/CCXC. + (output_cbranch): Likewise. + (sparc_print_operand): Likewise. + (gen_v9_scc): Remove obsolete assertion. + (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support + for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU. + (output_cbcond): Remove bogus handling of CC modes. + (sparc_register_move_cost): Return 100 for NO_REGS. + * config/sparc/sparc.md (W): New mode iterator. + (length): Adjust for noov_compare64_operator renaming. + (cmpsi_sne): New instruction. + (cmpdi_sne): Likewise. + (seqdi_special): Delete. + (seqdi_special): Likewise. + (snesi<P:mode>_special): Likewise. + (snedi_special): Likewise. + (snedi_special_vis3): Likewise. + (snesi patterns): Use W iterator. + (snedi patterns): Likewise. Add TARGET_SUBXC patterns. + (sltu patterns): Likewise. + (sgeu patterns): Likewise. + (scc splitter): Do not split GEU in DImode if TARGET_SUBXC. + (normal_branch): Use icc_comparison_operator predicate. + (inverted_branch): Likewise. + (cbcond_sp32): Use comparison_operator predicate. + (cbcond_sp64): Likewise. + (normal_int_branch_sp64): Adjust for renaming + (inverted_int_branch_sp64): Likewise. + (mov<I:mode>_cc_reg_sp64): Likewise. + (movsf_cc_reg_sp6): Likewise. + (movdf_cc_reg_sp64): Likewise. + (movtf_cc_reg_hq_sp64): Likewise. + (movtf_cc_reg_sp64): Likewise. + (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate. + (movsf_cc_v9): Likewise. + (movdf_cc_v9): Likewise. + (movtf_cc_hq_v9): Likewise. + (movtf_cc_v9): Likewise. + (adddi3): Call gen_adddi3_sp32. + (adddi3_insn_sp32): Rename to... + (adddi3_sp32): ...this. Accept only register_operand as operand #1 + and use CCCmode for the carry. + (addx_extend_sp32): Use CCCmode for the carry. + (addx_extend_sp64): Delete. + (adddi3_extend_sp32): Use CCCmode for the carry. + (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants. + (subdi3): Call gen_subdi3_sp32. + (subdi3_insn_sp32): Rename to... + (subdi3_sp32): ...this and use CCmode for the carry. + (subx_extend_sp32): Use CCCmode for the carry. + (subx_extend_sp64): Delete. + (subdi3_extend_sp32): Use CCmode for the carry. + (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants. + (negdi3): Call gen_negdi3_sp32. + (negdi3_sp32): Use CCCmode for the carry. + (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants. + (cmp_nz_ashift_1): Use CCNZ mode. + (cmp_nz_set_ashift_1): Likewise. + (ctrapsi4): Use comparison_operator predicate. + (ctrapdi4): Likewise. + (trapsi_insn): Use icc_comparison_operator predicate. + (trapdi_insn): Likewise. + (edge8 patterns): Use CCNZmode. + (edge16 patterns): Likewise. + (edge32 patterns): Likewise. + +2016-10-11 Eric Botcazou <ebotcazou@adacore.com> + + * config/visium/visium-modes.def (CC_NOOV): Rename into... + (CCNZ): ...this. + (CC_BTST): Rename into... + (CCC): ...this. + * config/visium/predicates.md (real_add_operand): New. + (visium_btst_operator): Rename into... + (visium_equality_comparison_operator): ...this. + (visium_noov_operator): Rename into... + (visium_nz_comparison_operator): ...this. + (visium_c_comparison_operator): New. + (visium_branch_operator): Adjust and deal with all CC modes. + * config/visium/visium.c (visium_adjust_cost): Adjust. + (visium_split_double_add): Use the *_set_carry patterns. + (visium_select_cc_mode): Add support for CCC mode and adjust. + (output_cbranch): Adjust and use the carry-based operators for + floating-point comparisons. + * config/visium/visium.md (flags_subst_arith): Adjust. + (addsi3_insn_set_carry): New instruction. + (subsi3_insn_set_carry): Likewise. + (negsi2_insn_set_carry): Likewise. + (btst): Adjust. + (cmp<mode>_sne): Likewise. + (cbranch<mode>4): Use ordered_comparison_operator. + (cbranch<mode>4_insn): Likewise. + (cbranchsi4_btst_insn): Adjust. + +2016-10-11 Tom de Vries <tom@codesourcery.com> + + PR middle-end/77558 + * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE + special-casing. + +2016-10-11 Eric Botcazou <ebotcazou@adacore.com> + + * tree.h (build_complex_type): Add second parameter with default. + * tree.c (build_complex_type): Add NAMED second parameter and adjust + recursive call. Create a TYPE_DECL only if NAMED is true. + (build_common_tree_nodes): Pass true in calls to build_complex_type. + +2016-10-11 Georg-Johann Lay <avr@gjlay.de> + + New avr-passes.def to register AVR specific passes. + + * config/avr/avr-passes.def: New file. + * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def. + * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare. + (make_avr_pass_recompute_note): New proto. + * config/avr/avr.c (make_avr_pass_recompute_notes): New function. + (avr_pass_recompute_notes): Use anonymous namespace. + (avr_register_passes): Remove function... + (avr_option_override): ...and its call. + +2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com> + + * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with + PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with + PTF_AVOID_BRANCHLIKELY_SPEED for others. + (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune + flags. + * config/mips/mips.c (mips_option_override): Enable the branch + likely depending on the tune flags and optimization level. + * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove. + (PTF_AVOID_BRANCHLIKELY_SPEED): Define. + (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise. + (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise. + +2016-10-11 Richard Biener <rguenther@suse.de> + + * lto-streamer-out.c (collect_block_tree_leafs): New helper. + (output_function): Properly stream the whole block tree. + * lto-streamer-in.c (input_function): Likewise. + +2016-10-11 Marek Polacek <polacek@redhat.com> + + * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o. + +2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org> + + * tree-vrp.c (evrp_dom_walker::try_add_new_range): New. + (evrp_dom_walker::before_dom_children): Infer and push new value + ranges for x in y < x. + +2016-10-10 Joseph Myers <joseph@codesourcery.com> + + PR target/77586 + * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p) + (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove. + * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise. + * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise. + * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE) + (IA64_NO_LIBGCC_TFMODE): Likewise. + +2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org> + + * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before + copying. + +2016-10-10 Andreas Tobler <andreast@gcc.gnu.org> + + * config.gcc: Add aarch64-*-freebsd* support. + * config.host: Likewise. + * config/aarch64/aarch64-freebsd.h: New file. + * config/aarch64/t-aarch64-freebsd: Ditto. + +2016-10-10 Jeff Law <law@redhat.com> + + PR tree-optimization/71947 + * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then + B with A within a single statement. + +2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + PR tree-optimization/77824 + * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return + zero cost for copies. + (find_candidates_dom_walker::before_dom_children): Replace + MODIFY_EXPR with SSA_NAME. + (replace_mult_candidate): Likewise. + (replace_profitable_candidates): Likewise. + +2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390.h: Wrap more macros args in brackets and fix + +2016-10-10 Georg-Johann Lay <avr@gjlay.de> + + * config/avr/gen-avr-mmcu-texi.c (string.h): Include. + +2016-10-10 Andreas Schwab <schwab@suse.de> + + PR target/77738 + * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop + pseudo is not DImode. + +2016-10-10 Claudiu Zissulescu <claziss@synopsys.com> + + * common/config/arc/arc-common.c (arc_option_optimization_table): + Remove compact casesi option. + * config/arc/arc.c (arc_override_options): Use compact casesi + option only for pre-ARCv2 cores. + * doc/invoke.texi (mcompact-casesi): Update text. + +2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com> + + * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED): + Add macro to say we can efficiently handle overlapping unaligned + loads. + * config/rs6000/rs6000.c (expand_block_compare): Avoid generating + poor code for processors older than p8. + +2016-10-09 Eric Botcazou <ebotcazou@adacore.com> + + * gen-pass-instances.awk: Remove GNUism. + +2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to + NULL of (*ipcp_transformations)][node->uid]. + +2016-10-09 John David Anglin <danglin@gcc.gnu.org> + + * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment. + (MALLOC_ABI_ALIGNMENT): Define. + +2016-10-09 Jakub Jelinek <jakub@redhat.com> + + * tree-ssa.c (target_for_debug_bind, verify_phi_args, + ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or + VAR_OR_FUNCTION_DECL_P macros. + * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds, + chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref, + chkp_find_bounds_1): Likewise. + * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise. + * hsa-gen.c (get_symbol_for_decl): Likewise. + * cgraphunit.c (check_global_declaration, analyze_functions, + handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk): + Likewise. + * gimple-fold.c (can_refer_decl_in_current_unit_p, + canonicalize_constructor_val, gimple_get_virt_method_for_vtable): + Likewise. + * tree.c (set_decl_section_name, copy_node_stat, + need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r, + merge_dllimport_decl_attributes, handle_dll_attribute, + decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p, + verify_type): Likewise. + * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior, + find_explicit_erroneous_behavior): Likewise. + * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise. + * ipa.c (process_references): Likewise. + * tree-chkp-opt.c (chkp_get_check_result): Likewise. + * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl, + notice_global_symbol, assemble_variable, mark_decl_referenced, + build_constant_desc, output_constant_def_contents, do_assemble_alias, + make_decl_one_only, default_section_type_flags, + categorize_decl_for_section, default_encode_section_info): Likewise. + * trans-mem.c (requires_barrier): Likewise. + * gimple-expr.c (mark_addressable): Likewise. + * cfgexpand.c (add_scope_conflicts_1, expand_one_var, + expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p, + expand_debug_expr): Likewise. + * tree-dump.c (dequeue_and_dump): Likewise. + * ubsan.c (instrument_bool_enum_load): Likewise. + * tree-pretty-print.c (print_declaration): Likewise. + * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise. + * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise. + * asan.c (asan_protect_global, instrument_derefs): Likewise. + * tree-into-ssa.c (rewrite_stmt, maybe_register_def, + pass_build_ssa::execute): Likewise. + * var-tracking.c (var_debug_decl, track_expr_p): Likewise. + * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost): + Likewise. + * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use): + Likewise. + * tree-inline.c (insert_debug_decl_map, remap_ssa_name, + can_be_nonlocal, remap_decls, copy_debug_stmt, + initialize_inlined_parameters, add_local_variables, + reset_debug_binding, replace_locals_op): Likewise. + * dse.c (can_escape): Likewise. + * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p): + Likewise. + * tree-diagnostic.c (default_tree_printer): Likewise. + * tree-streamer-in.c (unpack_ts_decl_common_value_fields, + unpack_ts_decl_with_vis_value_fields, + lto_input_ts_decl_common_tree_pointers): Likewise. + * builtins.c (builtin_save_expr, fold_builtin_expect, + readonly_data_expr): Likewise. + * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var, + create_variable_info_for, set_uids_in_ptset, visit_loadstore): + Likewise. + * gimple-streamer-out.c (output_gimple_stmt): Likewise. + * gimplify.c (force_constant_size, gimplify_bind_expr, + gimplify_decl_expr, gimplify_var_or_parm_decl, + gimplify_compound_lval, gimplify_init_constructor, + gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare, + gimplify_type_sizes): Likewise. + * cgraphbuild.c (record_reference, record_type_list, mark_address, + mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise. + * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p, + remove_unused_locals): Likewise. + * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal, + ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise. + * function.c (instantiate_expr, instantiate_decls_1, + setjmp_vars_warning, add_local_decl): Likewise. + * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs): + Likewise. + * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op, + va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes, + optimize_va_list_gpr_fpr_size): Likewise. + * tree-nrv.c (pass_nrv::execute): Likewise. + * tsan.c (instrument_expr): Likewise. + * tree-ssa-dce.c (remove_dead_stmt): Likewise. + * vtable-verify.c (verify_bb_vtables): Likewise. + * tree-dfa.c (ssa_default_def, set_ssa_default_def, + get_ref_base_and_extent): Likewise. + * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2): + Likewise. + * tree-sra.c (static bool constant_decl_p, find_var_candidates, + analyze_all_variable_accesses): Likewise. + * tree-nested.c (get_nonlocal_debug_decl, + convert_nonlocal_omp_clauses, note_nonlocal_vla_type, + note_nonlocal_block_vlas, convert_nonlocal_reference_stmt, + get_local_debug_decl, convert_local_omp_clauses, + convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls): + Likewise. + * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise. + * stmt.c (decl_overlaps_hard_reg_set_p): Likewise. + * dbxout.c (dbxout_late_global_decl, dbxout_type_fields, + dbxout_symbol, dbxout_common_check): Likewise. + * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1, + string_constant): Likewise. + * hsa.c (hsa_get_declaration_name): Likewise. + * passes.c (rest_of_decl_compilation): Likewise. + * tree-ssanames.c (make_ssa_name_fn): Likewise. + * tree-streamer-out.c (pack_ts_decl_common_value_fields, + pack_ts_decl_with_vis_value_fields, + write_ts_decl_common_tree_pointers): Likewise. + * stor-layout.c (place_field): Likewise. + * symtab.c (symtab_node::maybe_create_reference, + symtab_node::verify_base, symtab_node::make_decl_local, + symtab_node::copy_visibility_from, + symtab_node::can_increase_alignment_p): Likewise. + * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor, + decl_by_reference_p, reference_to_unused, rtl_for_decl_location, + fortran_common, add_location_or_const_value_attribute, + add_scalar_info, add_linkage_name, set_block_abstract_flags, + local_function_static, gen_variable_die, dwarf2out_late_global_decl, + optimize_one_addr_into_implicit_ptr, + optimize_location_into_implicit_ptr): Likewise. + * gimple-low.c (record_vars_into): Likewise. + * ipa-visibility.c (update_vtable_references): Likewise. + * tree-ssa-address.c (fixed_address_object_p, copy_ref_info): + Likewise. + * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value, + DFS::DFS_write_tree_body, write_symbol): Likewise. + * langhooks.c (lhd_warn_unused_global_decl, + lhd_set_decl_assembler_name): Likewise. + * attribs.c (decl_attributes): Likewise. + * except.c (output_ttype): Likewise. + * varpool.c (varpool_node::get_create, ctor_for_folding, + varpool_node::assemble_decl, varpool_node::create_alias): Likewise. + * fold-const.c (fold_unary_loc): Likewise. + * ipa-prop.c (ipa_compute_jump_functions_for_edge, + ipa_find_agg_cst_from_init): Likewise. + * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg, + expand_omp_target, lower_omp_regimplify_p, + grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls, + find_link_var_op): Likewise. + * tree-chrec.c (chrec_contains_symbols): Likewise. + * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1, + gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates, + execute_fixup_cfg): Likewise. + + PR tree-optimization/77901 + * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize + if ranges[i].exp is SSA_NAME when looking for >= and only when + ranges[i].exp is NULL or SSA_NAME when looking for the other + comparison. + +2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + * ipa-cp.c (ipcp_alignment_lattice): Remove. + (ipcp_param_lattices): Remove field alignment. + (print_all_lattices): Remove call to ipcp_alignment_lattice::print. + (set_all_contains_variable): Remove call to + ipcp_alignment_lattice::set_to_bottom. + (initialize_node_lattices): Likewise. + (propagate_alignment_accross_jump_function): Remove. + (propagate_constants_accross_call): Remove call to + propagate_alignment_accross_jump_function. + (ipcp_store_alignment_results): Remove. + (ipcp_driver): Remove call to ipcp_store_alignment_results. + (propagate_bits_accross_jump_function): Handle ancestor jump function. + * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove + pretty-printing of alignment jump function. + (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known. + (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for + alignments and remove computing ipa_alignment jump function. + (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments. + (ipa_write_jump_functions): Remove streaming for ipa_alignment. + (ipa_read_jump_function): Remove reading of ipa_alignment. + (write_ipcp_transformation_info): Remove streaming for alignment + propagation summary. + (read_ipcp_transformation_info): Remove reading of alignment + propagation summary. + (ipcp_update_alignments): Remove. + (ipcp_update_bits): Adjust to set alignment for parameters of pointer + type. + (ipcp_transform_function): Remove call to ipcp_update_alignments() + and remove assignment to (*ipcp_transformations)[node->uid].alignments. + * ipa-prop.h (ipa_alignment): Remove. + (ipa_jump_func): Remove field alignment. + (ipcp_transformation_summary): Remove field alignments. + * doc/invoke.texi: Mark fipa-cp-alignment as obsolete. + * opts.c (default_options_table): Remove entry for fipa-cp-alignment. + (enable_fdo_optimizations): Remove checking for fipa-cp-alignment. + +2016-10-08 Eric Botcazou <ebotcazou@adacore.com> + + * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc. + + * config/visium/visium.c (visium_expand_int_cstore): Revert latest + change. + (visium_expand_fp_cstore): Likewise. + +2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + * diagnostic-core.h (warning_at_rich_loc_n): Declare. + * diagnostic.c (warning_at_rich_loc_n): New function. + (diagnostic_n_impl_richloc): Likewise. + (diagnostic_n_impl): Move most of the function to + diagnostic_n_impl_richloc and call it. + +2016-10-08 Jakub Jelinek <jakub@redhat.com> + + * gen-pass-instances.awk: Rewritten. + * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass + $(PASSES_EXTRA) after passes.def to the script. + * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def. + * config/i386/i386-passes.def: New file. + * config/i386/i386-protos.h (make_pass_insert_vzeroupper, + make_pass_stv): Declare. + * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to + false. + (pass_stv::gate): Depending on timode_p member require TARGET_64BIT + or !TARGET_64BIT. + (pass_stv::clone, pass_stv::set_pass_param): New methods. + (pass_stv::timode_p): New non-static data member. + (ix86_option_override): Don't register passes here. + + * doc/invoke.texi: Document accepting Else, fallthrough. + + * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment + style changes. + + * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted + FALLTHRU comment styles. + +2016-10-07 Andrew Pinski <apinski@cavium.com> + + * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end. + * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise. + * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR): + Likewise. + * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION): + Likewise. + * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION): + Likewise. + * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here. + (AARCH64_ARCH): Likewise. + * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION): + Likewise. + (AARCH64_CORE): Likewise. + (AARCH64_ARCH): Likewise. + * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise. + (AARCH64_EXTRA_TUNING_OPTION): Likewise. + * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise. + (AARCH64_EXTRA_TUNING_OPTION): Likewise. + (AARCH64_ARCH): Likewise. + (AARCH64_CORE): Likewise. + * config/aarch64/aarch64.h (AARCH64_CORE): Likewise. + * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise. + (AARCH64_CORE): Likewise. + (AARCH64_ARCH): Likewise. + +2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split + -mfloat128 into -mfloat128-type that enables the IEEE 128-bit + floating point type infrastructre, and -mfloat128 that enables the + keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__ + if -mfloat128-type. Define __ibm128 to be long double by default. + * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether + the IEEE 128-bit floating point type infrastructure should + automatically be enabled. + (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type + instead of -mfloat128 to enable KFmode. + (rs6000_option_override_internal): Split the option -mfloat128 + into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit + systems, automatically set -mfloat128-type, but don't enable it on + other operating systems. Move setting the long double size and + IEEE quad support before the IEEE 128-bit floating point changes. + (rs6000_init_builtins): Do not create a unique type for __ibm128 + if long double is IBM extended double, instead rely on __ibm128 + being defined as 'long double'. If -mfloat128-type and not + -mfloat128, create the KFmode type with an undocumented __ieee128 + keyword. + (rs6000_init_libfuncs): Use -mfloat128-type instead of + -mfloat128 for tests about the types, but keep tests for + -mfloat128 to enable the keyword support. + (rs6000_complex_function_value): Likewise. + (rs6000_scalar_mode_supported_p): Likewise. + (rs6000_floatn_mode): Likewise. + (rs6000_c_mode_for_suffix): Likewise. + (rs6000_opt_masks): Add -mfloat128-type. + * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for + -mfloat128-type being split from -mfloat128. Add + -mfloat128-hardware, which was missing. + * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into + -mfloat128 and -mfloat128-type: + (-mfloat128-type): Likewise. + * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so + that 64-bit Linux systems with enable -mfloat128-type by default + on VSX systems. + * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise. + (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use + -mfloat128-type instead of -mfloat128. + (FLOAT128_2REG_P): Likewise. + (MASK_FLOAT128_TYPE): Likewise. + (ALTIVEC_ARG_MAX_RETURN): Likewise. + (RS6000_BTM_FLOAT128): Likewise. + (TARGET_FLOAT128): Poison old identifiers. + (OPTION_MASK_FLOAT128): Likewise. + (MASK_FLOAT128): Likewise. + * config/rs6000/rs6000.md (FP): Likewise. + (FLOAT128): Likewise. + (fix_trunc<mode>di2): Likewise. + (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise. + (floatdi<mode>2): Likewise. + (floatuns<SDI:mode><IEEE128:mode>2): Likewise. + (neg<mode>2, FLOAT128 iterator): Likewise. + (abs<mode>2, FLOAT128 iterator): Likewise. + (ieee_128bit_negative_zero): Likewise. + (ieee_128bit_vsx_neg<mode>2): Likewise. + (ieee_128bit_vsx_neg<mode>2_internal): Likewise. + (ieee_128bit_vsx_abs<mode>2): Likewise. + (ieee_128bit_vsx_abs<mode>2_internal): Likewise. + (ieee_128bit_vsx_nabs<mode>2): Likewise. + (ieee_128bit_vsx_nabs<mode>2_internal): Likewise. + (extendiftf2): Likewise. + (extendifkf2): Likewise. + (extendtfkf2): Likewise. + (trunciftf2): Likewise. + (truncifkf2): Likewise. + (trunckftf2): Likewise. + (trunctfif2): Likewise. + (extendkftf2): Likewise. + (trunctfkf2): Likewise. + +2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array + before merging in bytes to pass down to real_from_target. + +2016-10-07 Richard Biener <rguenther@suse.de> + + * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer + required hack. + (substitute_and_fold_dom_walker::before_dom_children): + Substitute and fold before pass specific folding to avoid + feeding that with SSA names that will be later released. + * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names + introduced by folding and visited by evaluate_stmt called during + ccp_fold_stmt. + (likely_value): Likewise. + (evaluate_stmt): Likewise. + * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt. + (simplify_div_or_mod_using_ranges): Likewise. + (simplify_min_or_max_using_ranges): Likewise. + (simplify_abs_using_ranges): Likewise. + (simplify_conversion_using_ranges): Likewise. + (simplify_float_conversion_using_ranges): Likewise. + (simplify_stmt_using_ranges): Likewise. + +2016-10-07 Marek Polacek <polacek@redhat.com> + + * gimplify.c (should_warn_for_implicit_fallthrough): Check for + FALLTHROUGH_LABEL_P here... + (warn_implicit_fallthrough_r): ...not here. + +2016-10-07 Bernd Schmidt <bschmidt@redhat.com> + + PR tree-optimization/77880 + * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where + necessary. + +2016-10-07 Marek Polacek <polacek@redhat.com> + + PR c++/77803 + * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH (). + +2016-10-07 Richard Biener <rguenther@suse.de> + + * bitmap.h: Document constraints on bitmap modification while + iterating over it. + +2016-10-07 Richard Biener <rguenther@suse.de> + + * bitmap.c (bitmap_elem_to_freelist): Set indx to -1. + * bitmap.h (bmp_iter_set): When advancing to the next element + check that we didn't remove the current one. + (bmp_iter_and): Likewise. + (bmp_iter_and_compl): Likewise. + * tree-ssa.c (release_defs_bitset): Do not remove worklist bit + we currently iterate on but keep a one-level queue. + * sched-deps.c (remove_from_deps): Do not clear current bit + but keep a one-level queue. + +2016-10-07 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/77664 + * tree-ssa-reassoc.c (update_range_test): Also clear low and high + for the other ranges. + (optimize_range_tests_diff): Fix up formatting. + (optimize_range_tests_var_bound): New function. + (optimize_range_tests): Use it. + +2016-10-07 Martin Liska <mliska@suse.cz> + + * coverage.c (build_gcov_exit_decl): Fix priority what + should be really 99. + +2016-10-07 Richard Biener <rguenther@suse.de> + + * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of + vars in gimple_bind_vars but not in BLOCK_VARS. + +2016-10-07 Richard Biener <rguenther@suse.de> + + PR tree-optimization/77879 + * tree-ssa-structalias.c (handle_const_call): Properly handle + NRV return slots. + (handle_pure_call): Likewise. + +2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com> + + * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor) + (rs6000_elf_asm_out_destructor): increase size of buf to avoid + possible overflow. + +2016-10-06 Andrew Pinski <apinski@cavium.com> + + * config/aarch64/aarch64-cores.def: Add a comment before each + set of cores. + +2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org> + + PR tree-optimization/77862 + * tree-vrp.c (add_equivalence): Use get_value_range so that + num_vr_values is checked before accessing vr_values. + +2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org> + + * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle + POINTER_TYPE_P. + +2016-10-05 Jeff Law <law@redhat.com> + + PR tree-optimization/71661 + * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when + removal of a forwarder exposes a new natural loop. + +2016-10-06 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments. + Introduce ssesuffix variable. + (<mask_codefor><code><mode>3<mask_name>): Ditto. + (*<code><mode>3): Ditto. + +2016-10-06 Jan Hubicka <hubicka@ucw.cz> + + * postreload.c (reload_cse_simplify): Skip also USE when detecting + noop move. + +2016-10-06 Richard Biener <rguenther@suse.de> + + PR tree-optimization/77855 + * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove + instead of removing the current item while iterating over the set + which is not safe. + +2016-10-06 James Clarke <jrtc27@jrtc27.com> + Eric Botcazou <ebotcazou@adacore.com> + + PR target/77759 + * config/sparc/sparc.c (classify_data_t): Remove int_regs field. + (classify_registers): Don't set it + (function_arg_slotno): Don't initialize and test it. Tidy up. + +2016-10-06 Richard Biener <rguenther@suse.de> + + PR tree-optimization/77839 + * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value + lattice transition. + +2016-10-06 Martin Liska <mliska@suse.cz> + + * gcc.c: Set -fprofile-update=atomic when profiling is + enabled and -pthread is set. Warn when one combines + -pthread and -fprofile-update=single for an app using + profiling code. + +2016-10-06 Martin Liska <mliska@suse.cz> + + PR bootstrap/77788 + * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert. + * gimple-ssa-strength-reduction.c (slsr_process_cast): + Initialize a pointer to NULL. + (slsr_process_copy): Likewise. + * input.c (location_get_source_line): Likewise. + * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise. + +2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com> + + * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET, + OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions. + (ix86_handle_option): Deleted handle of OPT_mpcommit. + * config.gcc: Deleted pcommitintrin.h + * config/i386/pcommitintrin.h: Deleted file. + * config/i386/cpuid.h (bit_PCOMMIT): Deleted. + * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit + detection. + * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define + __PCOMMIT__. + * config/i386/i386.c (ix86_target_string): Deleted -mpcommit. + (PTA_PCOMMIT): Deleted define. + (ix86_option_override_internal): Deleted handle of option. + (ix86_valid_target_attribute_inner_p): Deleted pcommit. + * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT, + __builtin_ia32_pcommit): Deleted. + * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted. + * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT. + (pcommit): Deleted instruction. + * config/i386/i386.opt: Mention -mpcommit deprecation. + * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h. + +2016-10-05 Uros Bizjak <ubizjak@gmail.com> + + PR target/77874 + * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>): + Remove wrong assert. + (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>: + Use <round_constraint> as operand 1 constraint. + +2016-10-05 Jakub Jelinek <jakub@redhat.com> + + PR sanitizer/66343 + * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here. + (ubsan_instrument_float_cast): And not here. + + PR sanitizer/66343 + * ubsan.c (ubsan_ids): New GTY(()) array. + (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids + instead of static local counters. + +2016-10-05 Martin Sebor <msebor@redhat.com> + + PR bootstrap/77819 + * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro. + * config/linux.c (gnu_libc_printf_pointer_format): Remove. + * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC] + (default_printf_pointer_format): Define function. + * targhooks.c (linux_printf_pointer_format): Define new function. + * targhooks.h (linux_printf_pointer_format): Declare. + (gnu_libc_printf_pointer_format): Remove declaration. + +2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * fold-const.c (native_encode_real): Fix logic for selecting offset + to write to when BYTES_BIG_ENDIAN. + +2016-10-05 Wilco Dijkstra <wdijkstr@arm.com> + + * builtins.c (fold_builtin_strchr): Remove function. + (fold_builtin_strrchr): Likewise. + (fold_builtin2): Remove strchr, index, strrchr, rindex cases. + * gimple-fold.c (target_char_cst_p): New function. + (gimple_fold_builtin_strchr) Add more foldings. + (gimple_fold_builtin): Add index, strrchr, rindex cases. + +2016-10-05 Richard Biener <rguenther@suse.de> + + PR middle-end/77863 + * genmatch.c (capture_info::walk_c_expr): Diagnose unknown + capture ids in c-exprs. + +2016-10-05 Richard Biener <rguenther@suse.de> + + PR middle-end/77826 + * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p + with types_match for GIMPLE code gen to handle type mismatched + constants properly. + (dt_operand::gen): Adjust. + * match.pd ((X /[ex] A) * A -> X): Properly handle converted + and constant A. + +2016-10-05 Richard Biener <rguenther@suse.de> + + * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern. + +2016-10-05 Richard Biener <rguenther@suse.de> + + PR middle-end/77842 + * genmatch.c (parser::parse_c_expr): Handle premature EOF. + +2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com> + + * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF + version check to protect only DW_TAG_imported_module generation. + +2016-10-05 Richard Biener <rguenther@suse.de> + + PR middle-end/55152 + * match.pd (min(a,-a) -> -abs(a)): New pattern. + +2016-10-04 Ian Lance Taylor <iant@golang.org> + + * explow.c (allocate_dynamic_stack_space): Call + do_pending_stack_adjust before handling flag_split_stack. + +2016-10-04 David Malcolm <dmalcolm@redhat.com> + + * genattrtab.c (make_internal_attr): Supply dummy column number to + file_location ctor. + (main): Likewise. + * genoutput.c (init_insn_for_nothing): Likewise. + * gensupport.c (add_define_attr): Likewise. + * read-md.c (message_at_1): Print column number. + (fatal_with_file_and_line): Likewise. + (rtx_reader::read_char): Track column numbers. + (rtx_reader::unread_char): Likewise. + (rtx_reader::rtx_reader): Initialize m_read_md_colno. + (rtx_reader::handle_include): Stash and restore m_read_md_colno. + (rtx_reader::handle_file): Initialize m_read_md_colno. + (rtx_reader::get_current_location): Supply column number to + file_location ctor. + * read-md.h (struct file_location): Add field "colno". + (file_location::file_location): Likewise. + (rtx_reader::get_colno): New accessor. + (rtx_reader::m_read_md_colno): New field. + (rtx_reader::m_last_line_colno): New field. + +2016-10-04 Jakub Jelinek <jakub@redhat.com> + + * doc/extend.texi (Java Exceptions): Remove. + (java_interface): Remove. + +2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com> + + PR tree-optimization/77808 + * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr + and addr are different before copying points-to information. + +2016-10-04 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove. + * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove. + * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead + of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops. + +2016-10-04 Richard Biener <rguenther@suse.de> + + PR tree-optimization/77399 + * tree-ssa-forwprop.c (simplify_vector_constructor): Properly + verify the target can convert. + +2016-10-04 Richard Biener <rguenther@suse.de> + + PR middle-end/77833 + * explow.c (plus_constant): Verify the mode of the constant + pool offset before calling plus_constant. + +2016-10-04 Richard Biener <rguenther@suse.de> + + PR middle-end/77407 + * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector + type support, mark with :C. + (X / -X -> -1): Mark with :C. + +2016-10-04 Jakub Jelinek <jakub@redhat.com> + + * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove. + * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison. + * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove. + * doc/tm.texi: Regenerated. + * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove. + * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove. + * config/darwin.h (JCR_SECTION_NAME): Remove. + * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove. + * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove. + * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove. + * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove. + * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove. + * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove. + +2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space + between "because" and "param" in dump message in call to fprintf. + +2016-10-03 Jeff Law <law@redhat.com> + + PR tree-optimization/71550 + PR tree-optimization/71403 + * tree-ssa-threadbackward.c: Include tree-vectorizer.h + (profitable_jump_thread_path): Also return boolean indicating if + the realized path will create an irreducible loop. + Remove loop depth tests from 71403. + (fsm_find_control_statement_thread_paths): Remove loop depth tests + from 71403. If threading will create an irreducible loop, then + throw away loop iteration and related information. + +2016-10-03 Uros Bizjak <ubizjak@gmail.com> + + * configure.ac (strict_warn): Merge -Wmissing-format-attribute and + -Woverloaded-virtual checks for warning options. + * configure: Regenerate. + +2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de> + + PR preprocessor/77699 + * input.c (maybe_grow): Don't allocate one byte extra headroom. + (get_next_line): Return false on error. + (read_next_line): Removed, use get_next_line instead. + (read_line_num): Don't copy the line. + (location_get_source_line): Don't use static data. + (selftest::test_reading_source_line): Add more test cases. + +2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + Revert + 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * ifcvt.c (noce_try_avoid_const_materialization): New function. + (noce_process_if_block): Use it. + +2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de> + + * doc/invoke.texi: Update -Wint-in-bool-context. + +2016-10-02 Jakub Jelinek <jakub@redhat.com> + + * dwarf2out.c (output_fde, output_call_frame_info, + dwarf2out_do_cfi_startproc, set_indirect_string, + gen_internal_sym, output_die, output_line_info): Use + MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for + ASM_GENERATE_INTERNAL_LABEL output. + +2016-10-01 Richard Biener <rguenther@suse.de> + + PR middle-end/77798 + * genmatch.c (get_operand_type): Add operand position arg + and handle COND_EXPR comparison operand with fixed boolean_type_node. + (expr::gen_transform): Adjust. + (dt_simplify::gen_1): Likewise. + +2016-10-01 Jakub Jelinek <jakub@redhat.com> + + * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU + comments. Simplify asserts, remove unnecessary conditions. + Formatting fixes. + (*<code><mode>3): Likewise. + +2016-09-30 Jakub Jelinek <jakub@redhat.com> + + * doc/invoke.texi (-Wregister): Document. + +2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de> + + * configure.ac: Split CHECKING_P into CHECKING_P and + ENABLE_EXTRA_CHECKING. + * configure: Regenerated. + * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING. + * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING. + +2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com> + + PR other/31566 + * gcc.c (process_command): For @filename handling, output + the correct name if the file does not exist. + +2016-09-30 Marek Polacek <polacek@redhat.com> + + * config/aarch64/aarch64-simd.md: Adjust fall through comments. + * config/alpha/predicates.md: Likewise. + +2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * ifcvt.c (noce_try_avoid_const_materialization): New function. + (noce_process_if_block): Use it. + +2016-09-30 Martin Liska <mliska@suse.cz> + + * doc/invoke.texi: Document asan-use-after-return that + it's disabled by default in runtime. + +2016-09-30 Richard Biener <rguenther@suse.de> + + * tree-vrp.c (intersect_ranges): If we failed to handle + the intersection choose a constant singleton range if available. + +2016-09-30 Richard Biener <rguenther@suse.de> + + PR tree-optimization/77399 + * tree-ssa-forwprop.c (simplify_vector_constructor): Handle + float <-> int conversions. + +2016-09-30 Alan Modra <amodra@gmail.com> + + * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change. + +2016-09-29 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum + ext_level before calling CPUID with 0x80000008. + Simplify xgetbv checks. + +2016-09-29 David Malcolm <dmalcolm@redhat.com> + + * Makefile.in (OBJS): Add print-rtl-function.o. + * print-rtl-function.c: New file. + * print-rtl.h (print_rtx_function): New decl. + +2016-09-29 Uros Bizjak <ubizjak@gmail.com> + + PR target/77756 + * config/i386/cpuid.h (__get_cpuid_count): New. + (__get_cpuid): Rename __level to __leaf. + +2016-09-29 Marek Polacek <polacek@redhat.com> + + * genattrtab.c (write_attr_case): Also emit FALLTHRU marker. + +2016-09-29 Bernd Schmidt <bschmidt@redhat.com> + + PR target/77718 + * builtins.c (expand_builtin_memcmp): Don't swap args unless + result is only being compared with zero. + +2016-09-29 Marek Polacek <polacek@redhat.com> + + * dwarf2out.c (loc_descriptor): Add fall through comment. + (add_const_value_attribute): Likewise. + +2016-09-29 Matthew Wahab <matthew.wahab@arm.com> + + * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute + with "v6t2". Move "arch" attribute above "pool_range". + * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute + with "v6t2". + (*thumb2_movhi_vfp): Likewise. + (*arm_movhi_fp16): Likewise. + (*thumb2_movhi_fp16): Likewise. + (*arm_movsi_vfp): Remove "arch" attribute. + (*thumb2_movsi_vfp): Likewise. + +2016-09-29 Martin Liska <mliska@suse.cz> + + * doc/extend.texi: Remove limitation of Objective C for + __attribute__((constructor)) and __attribute__((destructor)). + +2016-09-29 Richard Biener <rguenther@suse.de> + + PR tree-optimization/77768 + * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): + Handle stores to readonly memory when removing redundant stores. + +2016-09-29 Richard Biener <rguenther@suse.de> + + PR middle-end/77407 + * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and + X / -X -> -1 simplifications. + +2016-09-29 Richard Biener <rguenther@suse.de> + + PR middle-end/55152 + * match.pd: Add max(a,-a) -> abs(a) pattern. + * tree-ssa-phiopt.c (minmax_replacement): Disable for + HONOR_SIGNED_ZEROS types. + +2016-09-29 James Greenhalgh <james.greenhalgh@arm.com> + + * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove. + * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison. + +2016-09-29 Richard Biener <rguenther@suse.de> + + * tree-vrp.c (set_defs_to_varying): New helper avoiding + writing to vr_const_varying. + (vrp_initialize): Call it. + (vrp_visit_stmt): Likewise. + (evrp_dom_walker::before_dom_children): Likewise. + +2016-09-29 Richard Biener <rguenther@suse.de> + + * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector + constructors with vector elements. + +2016-09-29 Richard Biener <rguenther@suse.de> + + PR tree-optimization/77768 + * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal + with stores to a place we know has a constant value. + +2016-09-29 Alan Modra <amodra@gmail.com> + + * config/rs6000/sysv4.opt (mgnu-attribute): New option. + * doc/invoke.texi: Document it. + * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define. + (rs6000_passes_float): Comment. + (rs6000_passes_long_double): New static var. + (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set. + (init_cumulative_args): Set up to emit fp .gnu_attribute for + ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float + to include fp values returned in vectors. + Set rs6000_passes_long_double. + (rs6000_function_arg_advance_1): Likewise for function args. + (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs, + and SPE. Emit long double tag value too. + (rs6000_opt_vars): Add gnu-attr. + * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test. + * configure: Regenerate. + * config.in: Regenerate. + +2016-09-28 Jakub Jelinek <jakub@redhat.com> + + * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead + of 0 < x. + (format_floating, format_string, format_directive, + get_destination_size, pass_sprintf_length::handle_gimple_call): + Likewise. + +2016-09-28 Jakub Jelinek <jakub@redhat.com> + + * gimple-ssa-sprintf.c: Fix comment formatting. + (format_integer): Use is_gimple_assign. + (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p + and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up + BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment. + (pass_sprintf_length::execute): Use is_gimple_call. + +2016-09-28 Wilco Dijkstra <wdijkstr@arm.com> + + * gimple-fold.c (gimple_fold_builtin): After failing to fold + strchr, also try the generic folding. + +2016-09-28 Martin Sebor <msebor@redhat.com> + + PR c/77762 + * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): + Fix typos. + +2016-09-28 Martin Sebor <msebor@redhat.com> + + PR middle-end/77683 + * gimple-ssa-sprintf.c (format_integer): Fail gracefully when + length modifier is not expected. + (format_floating): Ignore l length modifier and fail gracefuly + when it isn't one of the other expected ones. + +2016-09-28 Martin Sebor <msebor@redhat.com> + + PR bootstrap/77753 + * varasm.c (assemble_addr_to_section): Increase local buffer size. + +2016-09-27 Richard Biener <rguenther@suse.de> + + * dwarf2out.c (cu_die_list): New global. + (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add + main_comp_unit_die to cu_die_list if we created it. + Move break_out_includes ... + (dwarf2out_early_finish): ... here. Push created CU DIEs onto + the cu_die_list. + +2016-09-28 Richard Biener <rguenther@suse.de> + + * dwarf2out.c (struct die_struct): Add removed flag. + (lookup_type_die): If the DIE is marked as removed, clear + TYPE_SYMTAB_DIE and return NULL. + (lookup_decl_die): If the DIE is marked as removed, remove it + from the hash and return NULL. + (mark_removed): New helper. + (prune_unused_types_prune): Call it for removed DIEs. + (gen_subprogram_die): Move the premark_used_types call to after + DIEs for the functions scopes are generated. + (process_scope_var): Do not re-create pruned types or type decls. + Make sure to also re-parent type decls. + (dwarf2out_finish): Move unused type pruning and debug_types + handling ... + (dwarf2out_early_finish): ... here. + +2016-09-29 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc-c.c: New file. + * config/arc/arc-c.def: Likewise. + * config/arc/t-arc: Likewise. + * config.gcc: Include arc-c.o as c and cpp object. + * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype. + * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use + arc_cpu_cpp_builtins. + +2016-09-29 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc.md (*rotrsi3_cnt1): New pattern. + (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise. + +2016-09-28 Nathan Sidwell <nathan@acm.org> + + * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' " + printing. + +2016-09-28 Wilco Dijkstra <wdijkstr@arm.com> + + PR tree-optimization/61056 + * gimple-fold.c (gimple_fold_builtin_strchr): + New function to optimize strchr (s, 0) to strlen. + (gimple_fold_builtin): Add BUILT_IN_STRCHR case. + +2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com> + + PR tree-optimization/77724 + * tree-vect-loop-manip.c (create_intersect_range_checks_index): + Add tree_fits_shwi_p check. + +2016-09-27 Jakub Jelinek <jakub@redhat.com> + + * auto-inc-dec.c (try_merge): Remove break after return. + * cselib.c (autoinc_split): Likewise. + * explow.c (promote_mode): Likewise. + * fixed-value.c (fixed_arithmetic): Likewise. + * hsa.c (hsa_internal_fn::get_arity): Likewise. + * rtlanal.c (modified_between_p, modified_in_p): Likewise. + * trans-mem.c (get_attrs_for): Likewise. + * tree-if-conv.c (if_convertible_stmt_p): Likewise. + * tree-vrp.c (simplify_stmt_using_ranges): Likewise. + * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise. + * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise. + * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise. + * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise. + * config/cris/cris.c (cris_op_str): Likewise. + * config/mn10300/mn10300.c (cc_flags_for_code): Likewise. + * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise. + +2016-09-27 Nathan Sidwell <nathan@codesourcery.com> + + * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES, + IFN_GOACC_REDUCTION_CODES): New. + (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum + ifn_goacc_reduction_kind): Use them. + * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg + of internal functions, when applicable. + +2016-09-27 Maciej W. Rozycki <macro@imgtec.com> + + * config/mips/constraints.md (d): Fix documentation. + * doc/md.texi (Machine Constraints): Update accordingly. + +2016-09-27 Richard Biener <rguenther@suse.de> + + * dwarf2out.c (dwarf2out_init): Move text_section_line_info, + cur_line_info_table initialization ... + (dwarf2out_assembly_start): ... here. + +2016-09-27 Matthew Wahab <matthew.wahab@arm.com> + + * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute. + * config/arm/vfp.md (*arm_movhi_vfp): Likewise. + (*thumb2_movhi_vfp): Likewise. + (*arm_movhi_fp16): Remove predication operand from VMOV.F16 + template. Expand predicable attribute to mark VMOV.F16 as not + predicable. Add "arch" attribute. + (*thumb2_movhi_fp16): Likewise. + (*arm_movsi_vfp): Break a long line. Add "arch" attribute. + (*thumb2_movsi_vfp): Add "arch" attribute. + +2016-09-27 David Edelsohn <dje.gcc@gmail.com> + + * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify + VAR_DECL string. + +2016-09-27 Marek Polacek <polacek@redhat.com> + + * config/ia64/ia64.c (ia64_print_operand): Adjust fall through + comment. + + * config/c6x/c6x.h: Adjust fall through comment. + * config/sh/sh.c (final_prescan_insn): Likewise. + * config/visium/visium.c (visium_expand_int_cstore): Likewise. + (visium_expand_fp_cstore): Likewise. + +2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form + expected by -Wimplicit-fallthrough. + (thumb1_size_rtx_costs): Likewise. + (thumb2_reorg): Likewise. + (tls_mentioned_p): Add "Fall through" comment. + (thumb2_reorg): Likewise. + * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through" + comment form expected by -Wimplicit-fallthrough. + +2016-09-27 Martin Liska <mliska@suse.cz> + + PR gcov-profile/46266 + * input.h (RESERVED_LOCATION_P): New macro. + * profile.c (branch_prob): Use RESERVED_LOCATION_P and + instread of comparison with UNKNOWN_LOCATION. + +2016-09-27 Richard Biener <rguenther@suse.de> + + PR tree-optimization/77745 + * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): + When removing redundant stores make sure to check compatibility + of the TBAA state for downstream accesses. + * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when + value-numbering virtual operands for store matches. + +2016-09-27 Oleg Endo <olegendo@gcc.gnu.org> + + PR target/51244 + * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and + movrt patterns. Match them before anything else in the SET case. + +2016-09-27 Martin Liska <mliska@suse.cz> + + PR gcov-profile/7970 + PR gcov-profile/16855 + PR gcov-profile/44779 + * coverage.c (build_gcov_exit_decl): New function. + (coverage_obj_init): Call the function and generate __gcov_exit + destructor. + * doc/gcov.texi: Document when __gcov_exit function is called. + +2016-09-27 Marek Polacek <polacek@redhat.com> + + PR bootstrap/77751 + * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn, + insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use + -Wno-error instead of -Wno-implicit-fallthrough. + +2016-09-27 Martin Liska <mliska@suse.cz> + + PR bootstrap/77749 + * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA. + +2016-09-27 Jakub Jelinek <jakub@redhat.com> + + * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments. + * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH + comments. Remove break after return. + (ix86_fp_compare_code_to_integer, has_dispatch, + ix86_simd_clone_usable): Remove break after return. + +2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de> + + PR rlt-optimization/77714 + * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on + REG_EQUAL note. + +2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org> + + PR ipa/77677 + * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use + extract_range_from_unary_expr to convert value_range. + * tree-vrp.c (extract_range_from_unary_expr_1): Rename to. + (extract_range_from_unary_expr): This. + * tree-vrp.h (extract_range_from_unary_expr): Declare. + +2016-09-27 Segher Boessenkool <segher@kernel.crashing.org> + + * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR. + +2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> + + * config/i386/i386.c (ix86_print_operand) + [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough. + * config/sparc/sparc.c (check_pic): Add fallthrough comment. + (epilogue_renumber): Likewise. + +2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org> + + PR middle-end/77719 + * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs + to get lhs instead of gimple_assign_lhs as stmt can be builtins too. + +2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed, + is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel, + is_mm_seq_cst, is_mm_sync): Move to ... + * memmodel.h: This. New file. + * builtins.c: Include memmodel.h. + * optabs.c: Likewise. + * tsan.c: Likewise. + * config/aarch64/aarch64.c: Likewise. + * config/alpha/alpha.c: Likewise. + * config/arm/arm.c: Likewise. + * config/i386/i386.c: Likewise. + * config/ia64/ia64.c: Likewise. + * config/mips/mips.c: Likewise. + * config/rs6000/rs6000.c: Likewise. + * config/sparc/sparc.c: Likewise. + * genconditions.c: Include memmodel.h in generated file. + * genemit.c: Likewise. + * genoutput.c: Likewise. + * genpeep.c: Likewise. + * genpreds.c: Likewise. + * genrecog.c: Likewise. + +2016-09-26 David Malcolm <dmalcolm@redhat.com> + + * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use + "c" instead when parsing characters. Move operand parsing into... + (read_rtx_operand): ...this new function, renaming "i" to "idx", + and tightening the scope of various locals. + +2016-09-26 Liu Hao <lh_mouse@126.com> + + * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo. + +2016-09-26 Marek Polacek <polacek@redhat.com> + + * system.h: Use __has_attribute to check whether the fallthrough + attribute is supported. + +2016-09-26 Marek Polacek <polacek@redhat.com> + + * ipa-inline-analysis.c (find_foldable_builtin_expect): Use + gimple_call_internal_p. + * ipa-split.c (find_return_bb): Likewise. + (execute_split_functions): Likewise. + * omp-low.c (dump_oacc_loop_part): Likewise. + (oacc_loop_xform_head_tail): Likewise. + * predict.c (predict_loops): Likewise. + * sanopt.c (pass_sanopt::execute): Likewise. + * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise. + * tree-parloops.c (oacc_entry_exit_ok_1): Likewise. + * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function. + (expand_ifn_va_arg_1): Use gimple_call_internal_p. + (expand_ifn_va_arg): Likewise. + * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise. + (optimize_mask_stores): Likewise. + * tree-vect-stmts.c (vect_simd_lane_linear): Likewise. + (vect_transform_stmt): Likewise. + * tree-vectorizer.c (vect_loop_vectorized_call): Likewise. + * tsan.c (instrument_memory_accesses): Likewise. + +2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + Alexander Monakov <amonakov@ispras.ru> + + * regrename.c (rename_chains): Check + HARD_FRAME_POINTER_IS_FRAME_POINTER rather than + HARD_FRAME_POINTER_REGNUM when picking unavailable registers. + * sel-sched.c (mark_unavailable_hard_regs): Likewise. + +2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */. + (s390_sched_score): Likewise. + +2016-09-26 Martin Liska <mliska@suse.cz> + + * doc/gcov.texi: Update program output of gcov tool. + +2016-09-26 Martin Liska <mliska@suse.cz> + + PR gcov-profile/23332 + * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA. + * tree-profile.c (gimple_gen_const_delta_profiler): Remove. + * value-prof.c (dump_histogram_value): Do not handle + HIST_TYPE_CONST_DELTA. + (stream_in_histogram_value): Likewise. + (gimple_find_values_to_profile): Likewise. + * value-prof.h (enum hist_type): Likewise. + +2016-09-26 Martin Liska <mliska@suse.cz> + + * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN + from default sanitize recover values. + * doc/invoke.texi: Fix documentation related to -fsanitize=leak, + -fsanitize=address, -fsanitize=thread and -fsanitize-recover. + * flag-types.h: Replace couple of 1 << x to 1UL << x, make it + consistent. + * opts.c (finish_options): Do a generic loop over options + that can be recovered. + (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and + SANITIZE_RETURN. + (common_handle_option): Likewise. + * opts.h: Declare can_recover to sanitizer_opts_s. + +2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com> + + * target.def(elf_flags_numeric): Change documentation to present tense. + * doc/tm.texi: Regenerate. + +2016-09-26 Marek Polacek <polacek@redhat.com> + + PR c/7652 + * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn, + insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add + -Wno-switch-fallthrough. + * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough. + (expand_builtin): Likewise. + * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise. + * convert.c (convert_to_real_1): Likewise. + (convert_to_integer_1): Likewise. + * final.c (output_alternate_entry_point): Likewise. + * genattrtab.c (make_canonical): Likewise. + (write_test_expr): Likewise. + * genpreds.c (validate_exp): Likewise. + * gimple-ssa-strength-reduction.c + (find_candidates_dom_walker::before_dom_children): Likewise. + * godump.c (go_format_type): Likewise. + * reload1.c (elimination_effects): Likewise. + * resource.c (mark_referenced_resources): Likewise. + (mark_set_resources): Likewise. + * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise. + * varasm.c (output_addressed_constants): Likewise. + +2016-09-26 Marek Polacek <polacek@redhat.com> + + PR c/7652 + * common.opt (Wimplicit-fallthrough): New option. + * doc/extend.texi: Document statement attributes and the fallthrough + attribute. + * doc/invoke.texi: Document -Wimplicit-fallthrough. + * gimple.h (gimple_call_internal_p): New function. + * gimplify.c (struct gimplify_ctx): Add in_switch_expr. + (struct label_entry): New struct. + (find_label_entry): New function. + (case_label_p): New function. + (collect_fallthrough_labels): New function. + (last_stmt_in_scope): New function. + (should_warn_for_implicit_fallthrough): New function. + (warn_implicit_fallthrough_r): New function. + (maybe_warn_implicit_fallthrough): New function. + (expand_FALLTHROUGH_r): New function. + (expand_FALLTHROUGH): New function. + (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and + expand_FALLTHROUGH for the innermost GIMPLE_SWITCH. + (gimplify_label_expr): New function. + (gimplify_case_label_expr): Set location. + (gimplify_expr): Call gimplify_label_expr. + * internal-fn.c (expand_FALLTHROUGH): New function. + * internal-fn.def (FALLTHROUGH): New internal function. + * langhooks.c (lang_GNU_OBJC): New function. + * langhooks.h (lang_GNU_OBJC): Declare. + * system.h (gcc_fallthrough): Define. + * tree-core.h: Add FALLTHROUGH_LABEL_P comment. + * tree.h (FALLTHROUGH_LABEL_P): Define. + +2016-09-26 Richard Biener <rguenther@suse.de> + + * dwarf2out.c (stripattributes): Remove unused function. + (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION. + Push dwarf_split_debug_info handling into init_sections_and_labels. + (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION. + (DEBUG_MACRO_SECTION_FLAGS): Remove. + (debug_macinfo_section_name): New global. + (output_macinfo): Use debug_macinfo_section_name. + (init_sections_and_labels): Split out section and label generation + from dwarf2out_init. Set debug_macinfo_section_name. + (dwarf2out_init): Move text section label generation and emission + to ... + (dwarf2out_assembly_start): ... here. + (dwarf2out_finish): Call init_sections_and_labels before DWARF + output starts. + +2016-09-26 Richard Biener <rguenther@suse.de> + + PR debug/77692 + * cgraphunit.c (analyze_functions): Before early removing + global vars calls the late_global_decl debug handler mark + the variable as readonly. + +2016-09-25 Oleg Endo <olegendo@gcc.gnu.org> + + PR target/51244 + * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads. + (sh_rtx_costs): Handle SET of movt and movrt patterns. + * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward + declare new overloads. + * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr + operand. + +2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com> + + * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare): + Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN. + +2016-09-24 David Edelsohn <dje.gcc@gmail.com> + + * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment. + * configure: Regenerate. + +2016-09-24 Marek Polacek <polacek@redhat.com> + + PR c/77490 + * doc/invoke.texi: Document -Wbool-operation. + +2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com> + + * config/rs6000/rs6000.md (cmpmemsi): New define_expand. + * config/rs6000/rs6000.c (expand_block_compare): New function used by + cmpmemsi pattern to do builtin expansion of memcmp (). + (compute_current_alignment): Add helper function for + expand_block_compare used to compute alignment as the compare proceeds. + (select_block_compare_mode): Used by expand_block_compare to select + the mode used for reading the next chunk of bytes in the compare. + (do_load_for_compare): Used by expand_block_compare to emit the load + insns for the compare. + (rs6000_emit_dot_insn): Moved this function to avoid a forward + reference from expand_block_compare (). + * config/rs6000/rs6000-protos.h (expand_block_compare): Add a + prototype for this function. + * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new + target option for controlling how much code inline expansion of + memcmp() will be allowed to generate. + +2016-09-23 Jakub Jelinek <jakub@redhat.com> + + * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false, + hook_bool_mode_false, hook_bool_mode_true, + hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true, + hook_bool_mode_rtx_false, hook_bool_mode_rtx_true, + hook_bool_const_rtx_insn_const_rtx_insn_true, + hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr, + hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false, + hook_bool_const_tree_hwi_hwi_const_tree_false, + hook_bool_const_tree_hwi_hwi_const_tree_true, + default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1, + hook_int_const_tree_0, hook_int_const_tree_const_tree_1, + hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree, + hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int, + hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true, + hook_bool_const_tree_true, hook_bool_tree_tree_false, + hook_bool_tree_tree_true, hook_bool_tree_bool_false, + hook_bool_rtx_insn_true, hook_bool_rtx_false, + hook_bool_uintp_uintp_false, + hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null, + hook_rtx_tree_int_null, hook_uint_mode_0, + hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null, + hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null, + hook_constcharptr_const_rtx_insn_null, + hook_constcharptr_const_tree_const_tree_null, + hook_constcharptr_int_const_tree_null, + hook_constcharptr_int_const_tree_const_tree_null, + hook_tree_const_tree_null, hook_bool_rtx_insn_int_false, + hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with + ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED. + + * vec.h (vNULL): Extend comment to say = vNULL initialization + isn't needed for static vars. + + * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info, + loop_nests, s_i_d, last_added_blocks): Remove unnecessary + = vNULL initialization of file scope vec. + * passes.c (pass_tab, enabled_pass_uid_range_tab, + disabled_pass_uid_range_tab): Likewise. + * haifa-sched.c (sched_luids, h_i_d): Likewise. + * tree-chkp-opt.c (check_infos): Likewise. + * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise. + + * vec.h (vnull::operator vec): Add constexpr keyword for + C++11 and later. + +2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com> + + PR tree-optimization/77654 + * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call + to duplicate_ssa_name_ptr_info. + +2016-09-23 David Malcolm <dmalcolm@redhat.com> + + PR preprocessor/77672 + * input.c (selftest::test_lexer_string_locations_simple): Update + test to expect location information of the terminator character + at the location of the final closing quote. + (selftest::test_lexer_string_locations_hex): Likewise. + (selftest::test_lexer_string_locations_oct): Likewise. + (selftest::test_lexer_string_locations_letter_escape_1): Likewise. + (selftest::test_lexer_string_locations_letter_escape_2): Likewise. + (selftest::test_lexer_string_locations_ucn4): Likewise. + (selftest::test_lexer_string_locations_ucn8): Likewise. + (selftest::test_lexer_string_locations_u8): Likewise. + (selftest::test_lexer_string_locations_utf8_source): Likewise. + (selftest::test_lexer_string_locations_concatenation_1): Likewise. + (selftest::test_lexer_string_locations_concatenation_2): Likewise. + (selftest::test_lexer_string_locations_concatenation_3): Likewise. + (selftest::test_lexer_string_locations_macro): Likewise. + (selftest::test_lexer_string_locations_long_line): Likewise. + +2016-09-23 Richard Biener <rguenther@suse.de> + + * tree-ssa-sccvn.c (visit_reference_op_call): Value number + virtual definition to virtual use if the call devirtualizes + to a const or pure function. + (visit_use): Also visit calls we can devirtualize to a + const or pure function. + +2016-09-23 Richard Biener <rguenther@suse.de> + + PR tree-optimization/77697 + * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code, + signal error if we have sth ternary or unhandled. + +2016-09-23 Matthew Wahab <matthew.wahab@arm.com> + + * config/arm/arm_neon.h (vabd_f16): New. + (vabdq_f16): New. + (vabs_f16): New. + (vabsq_f16): New. + (vadd_f16): New. + (vaddq_f16): New. + (vcage_f16): New. + (vcageq_f16): New. + (vcagt_f16): New. + (vcagtq_f16): New. + (vcale_f16): New. + (vcaleq_f16): New. + (vcalt_f16): New. + (vcaltq_f16): New. + (vceq_f16): New. + (vceqq_f16): New. + (vceqz_f16): New. + (vceqzq_f16): New. + (vcge_f16): New. + (vcgeq_f16): New. + (vcgez_f16): New. + (vcgezq_f16): New. + (vcgt_f16): New. + (vcgtq_f16): New. + (vcgtz_f16): New. + (vcgtzq_f16): New. + (vcle_f16): New. + (vcleq_f16): New. + (vclez_f16): New. + (vclezq_f16): New. + (vclt_f16): New. + (vcltq_f16): New. + (vcltz_f16): New. + (vcltzq_f16): New. + (vcvt_f16_s16): New. + (vcvt_f16_u16): New. + (vcvt_s16_f16): New. + (vcvt_u16_f16): New. + (vcvtq_f16_s16): New. + (vcvtq_f16_u16): New. + (vcvtq_s16_f16): New. + (vcvtq_u16_f16): New. + (vcvta_s16_f16): New. + (vcvta_u16_f16): New. + (vcvtaq_s16_f16): New. + (vcvtaq_u16_f16): New. + (vcvtm_s16_f16): New. + (vcvtm_u16_f16): New. + (vcvtmq_s16_f16): New. + (vcvtmq_u16_f16): New. + (vcvtn_s16_f16): New. + (vcvtn_u16_f16): New. + (vcvtnq_s16_f16): New. + (vcvtnq_u16_f16): New. + (vcvtp_s16_f16): New. + (vcvtp_u16_f16): New. + (vcvtpq_s16_f16): New. + (vcvtpq_u16_f16): New. + (vcvt_n_f16_s16): New. + (vcvt_n_f16_u16): New. + (vcvtq_n_f16_s16): New. + (vcvtq_n_f16_u16): New. + (vcvt_n_s16_f16): New. + (vcvt_n_u16_f16): New. + (vcvtq_n_s16_f16): New. + (vcvtq_n_u16_f16): New. + (vfma_f16): New. + (vfmaq_f16): New. + (vfms_f16): New. + (vfmsq_f16): New. + (vmax_f16): New. + (vmaxq_f16): New. + (vmaxnm_f16): New. + (vmaxnmq_f16): New. + (vmin_f16): New. + (vminq_f16): New. + (vminnm_f16): New. + (vminnmq_f16): New. + (vmul_f16): New. + (vmul_lane_f16): New. + (vmul_n_f16): New. + (vmulq_f16): New. + (vmulq_lane_f16): New. + (vmulq_n_f16): New. + (vneg_f16): New. + (vnegq_f16): New. + (vpadd_f16): New. + (vpmax_f16): New. + (vpmin_f16): New. + (vrecpe_f16): New. + (vrecpeq_f16): New. + (vrnd_f16): New. + (vrndq_f16): New. + (vrnda_f16): New. + (vrndaq_f16): New. + (vrndm_f16): New. + (vrndmq_f16): New. + (vrndn_f16): New. + (vrndnq_f16): New. + (vrndp_f16): New. + (vrndpq_f16): New. + (vrndx_f16): New. + (vrndxq_f16): New. + (vrsqrte_f16): New. + (vrsqrteq_f16): New. + (vrecps_f16): New. + (vrecpsq_f16): New. + (vrsqrts_f16): New. + (vrsqrtsq_f16): New. + (vsub_f16): New. + (vsubq_f16): New. + +2016-09-23 Matthew Wahab <matthew.wahab@arm.com> + + * config.gcc (extra_headers): Add arm_fp16.h + * config/arm/arm_fp16.h: New. + * config/arm/arm_neon.h: Include "arm_fp16.h". + +2016-09-23 Matthew Wahab <matthew.wahab@arm.com> + + * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf + variants). + (vmulf): New (v8hf, v4hf variants). + (vfma): New (v8hf, v4hf variants). + (vfms): New (v8hf, v4hf variants). + (vsub): New (v8hf, v4hf variants). + (vcage): New (v8hf, v4hf variants). + (vcagt): New (v8hf, v4hf variants). + (vcale): New (v8hf, v4hf variants). + (vcalt): New (v8hf, v4hf variants). + (vceq): New (v8hf, v4hf variants). + (vcgt): New (v8hf, v4hf variants). + (vcge): New (v8hf, v4hf variants). + (vcle): New (v8hf, v4hf variants). + (vclt): New (v8hf, v4hf variants). + (vceqz): New (v8hf, v4hf variants). + (vcgez): New (v8hf, v4hf variants). + (vcgtz): New (v8hf, v4hf variants). + (vcltz): New (v8hf, v4hf variants). + (vclez): New (v8hf, v4hf variants). + (vabd): New (v8hf, v4hf variants). + (vmaxf): New (v8hf, v4hf variants). + (vmaxnm): New (v8hf, v4hf variants). + (vminf): New (v8hf, v4hf variants). + (vminnm): New (v8hf, v4hf variants). + (vpmaxf): New (v4hf variant). + (vpminf): New (v4hf variant). + (vpadd): New (v4hf variant). + (vrecps): New (v8hf, v4hf variants). + (vrsqrts): New (v8hf, v4hf variants). + (vabs): New (v8hf, v4hf variants). + (vneg): New (v8hf, v4hf variants). + (vrecpe): New (v8hf, v4hf variants). + (vrnd): New (v8hf, v4hf variants). + (vrnda): New (v8hf, v4hf variants). + (vrndm): New (v8hf, v4hf variants). + (vrndn): New (v8hf, v4hf variants). + (vrndp): New (v8hf, v4hf variants). + (vrndx): New (v8hf, v4hf variants). + (vrsqrte): New (v8hf, v4hf variants). + (vmul_lane): Add v4hf and v8hf variants. + (vmul_n): Add v4hf and v8hf variants. + (vext): New (v8hf, v4hf variants). + (vcvts): New (v8hi, v4hi variants). + (vcvts): New (v8hf, v4hf variants). + (vcvtu): New (v8hi, v4hi variants). + (vcvtu): New (v8hf, v4hf variants). + (vcvts_n): New (v8hf, v4hf variants). + (vcvtu_n): New (v8hi, v4hi variants). + (vcvts_n): New (v8hi, v4hi variants). + (vcvtu_n): New (v8hf, v4hf variants). + (vbsl): New (v8hf, v4hf variants). + (vcvtas): New (v8hf, v4hf variants). + (vcvtau): New (v8hf, v4hf variants). + (vcvtms): New (v8hf, v4hf variants). + (vcvtmu): New (v8hf, v4hf variants). + (vcvtns): New (v8hf, v4hf variants). + (vcvtnu): New (v8hf, v4hf variants). + (vcvtps): New (v8hf, v4hf variants). + (vcvtpu): New (v8hf, v4hf variants). + +2016-09-23 Matthew Wahab <matthew.wahab@arm.com> + + * config/arm/arm-builtins.c (hf_UP): New. + (si_UP): New. + (vfp_builtin_data): New. Update comment. + (enum arm_builtins): Include "arm_vfp_builtins.def". + (ARM_BUILTIN_VFP_PATTERN_START): New. + (arm_init_vfp_builtins): New. + (arm_init_builtins): Add arm_init_vfp_builtins. + (arm_expand_vfp_builtin): New. + (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix + long line. + * config/arm/arm_vfp_builtins.def: New file. + * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def. + (arm-builtins.o): Likewise. + +2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org> + + PR ipa/77677 + * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW + from constant while creating value range. + +2016-09-23 Renlin Li <renlin.li@arm.com> + + * ira.c (ira): Move ira_use_lra_p initialization code to ... + (ira_init_once): Here. + +2016-09-23 Uros Bizjak <ubizjak@gmail.com> + Jakub Jelinek <jakub@redhat.com> + + * hooks.h (hook_uint_uintp_false): Rename to... + (hook_bool_uint_uintp_false): ... this. + * hooks.c (hook_uint_uintp_false): Rename to... + (hook_bool_uint_uintp_false): ... this. + * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false + instead of hook_uint_uintp_false. + +2016-09-23 Matthew Wahab <matthew.wahab@arm.com> + + * config/arm/arm-builtins.c (arm_init_neon_builtin): New. + (arm_init_builtins): Move body of a loop to the standalone + function arm_init_neon_builtin. + (arm_expand_neon_builtin_1): New. Update comment. Function body + moved from arm_neon_builtin with some white-space fixes. + (arm_expand_neon_builtin): Move code into the standalone function + arm_expand_neon_builtin_1. + +2016-09-23 Matthew Wahab <matthew.wahab@arm.com> + + * config/arm/iterators.md (VCVTHI): New. + (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line. + (NEON_VAGLTE): New. + (VFM_LANE_AS): New. + (VH_CVTTO): New. + (V_reg): Add HF, V4HF and V8HF. Fix white-space. + (V_HALF): Add V4HF. Fix white-space. + (V_if_elem): Add HF, V4HF and V8HF. Fix white-space. + (V_s_elem): Likewise. + (V_sz_elem): Fix white-space. + (V_elem_ch): Likewise. + (VH_elem_ch): New. + (scalar_mul_constraint): Add V8HF and V4HF. + (Is_float_mode): Fix white-space. + (Is_d_reg): Add V4HF and V8HF. Fix white-space. + (q): Add HF. Fix white-space. + (float_sup): New. + (float_SUP): New. + (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT. + (neon_vfm_lane_as): New. + * config/arm/neon.md (add<mode>3_fp16): New. + (sub<mode>3_fp16): New. + (mul<mode>3add<mode>_neon): New. + (fma<VH:mode>4_intrinsic): New. + (fmsub<VCVTF:mode>4_intrinsic): Fix white-space. + (fmsub<VH:mode>4_intrinsic): New. + (<absneg_str><mode>2): New. + (neon_v<absneg_str><mode>): New. + (neon_v<fp16_rnd_str><mode>): New. + (neon_vrsqrte<mode>): New. + (neon_vpaddv4hf): New. + (neon_vadd<mode>): New. + (neon_vsub<mode>): New. + (neon_vmulf<mode>): New. + (neon_vfma<VH:mode>): New. + (neon_vfms<VH:mode>): New. + (neon_vc<cmp_op><mode>): New. + (neon_vc<cmp_op><mode>_fp16insn): New + (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New. + (neon_vca<cmp_op><mode>): New. + (neon_vca<cmp_op><mode>_fp16insn): New. + (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New. + (neon_vc<cmp_op>z<mode>): New. + (neon_vabd<mode>): New. + (neon_v<maxmin>f<mode>): New. + (neon_vp<maxmin>fv4hf: New. + (neon_<fmaxmin_op><mode>): New. + (neon_vrecps<mode>): New. + (neon_vrsqrts<mode>): New. + (neon_vrecpe<mode>): New (VH variant). + (neon_vdup_lane<mode>_internal): New. + (neon_vdup_lane<mode>): New. + (neon_vcvt<sup><mode>): New (VCVTHI variant). + (neon_vcvt<sup><mode>): New (VH variant). + (neon_vcvt<sup>_n<mode>): New (VH variant). + (neon_vcvt<sup>_n<mode>): New (VCVTHI variant). + (neon_vcvt<vcvth_op><sup><mode>): New. + (neon_vmul_lane<mode>): New. + (neon_vmul_n<mode>): New. + * config/arm/unspecs.md (UNSPEC_VCALE): New + (UNSPEC_VCALT): New. + (UNSPEC_VFMA_LANE): New. + (UNSPECS_VFMS_LANE): New. + +2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com> + + * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10") + ("*extzv<mode><clobbercc_or_nocc>"): + Correct a typo in a comment. + Merged patterns. + ("*insv<mode>_zEC12", "*insv<mode>_z10") + ("*insv<mode><clobbercc_or_nocc>"): Ditto. + ("*insv<mode>_zEC12_appendbitsleft") + ("*insv<mode><clobbercc_or_nocc>_appendbitsleft") + ("*insv<mode>_z10_appendbitsleft"): Ditto. + ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift") + ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto. + Provide pattern with operands switched. + ("*pre_z10_extv<mode>"): + Use new subst patterns. + ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze") + ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr") + ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot") + ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly") + ("*<risbg_n>_<mode>_ior_and_lshiftrt") + ("*<risbg_n>_sidi_ior_and_lshiftrt") + ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"): + New patterns. + ("*extzv_<mode>_sll", "*extzv_<mode>_srl") + ("*extzv_<mode>_srl<clobbercc_or_nocc>") + ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn + on zEC12. + ("SINT"): New mode_iterator with SI, HI, QI. + * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond") + ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern + duplication. + +2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com> + + * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to + new interface of s390_contiguous_bitmask_p. + ("contiguous_bitmask_nowrap_operand"): New predicate. + ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw. + * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface + of s390_contiguous_bitmask_p. + ("NxxDw"): Rename NxxDq constraint to NxxDw. + ("NxxSw"): New constraint. + * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound. + * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated + interface. + (s390_contiguous_bitmask_nowrap_p): Export. + * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of + former s390_contiguous_bitmask_p. + (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to + detect contiguous bit ranges with wraparound. Change signature to + return START and END position instead of POS and LENGTH. + (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit + ranges with wraparound. + (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p. + (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand): + Adapt to new signature of s390_contiguous_bitmask_p. + +2016-09-23 Bin Cheng <bin.cheng@arm.com> + + * tree-vect-loop-manip.c (create_intersect_range_checks_index): New. + (create_intersect_range_checks): New. + (vect_create_cond_for_alias_checks): Call above function. + +2016-09-23 Matthew Wahab <matthew.wahab@arm.com> + + * config/arm/iterators.md (Code iterators): Fix some white-space + in the comments. + (GLTE): New. + (ABSNEG): New + (FCVT): Moved from vfp.md. + (VCVT_HF_US_N): New. + (VCVT_SI_US_N): New. + (VCVT_HF_US): New. + (VCVTH_US): New. + (FP16_RND): New. + (absneg_str): New. + (FCVTI32typename): Moved from vfp.md. + (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S, + UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S, + UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N, + UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N, + UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U. + (vcvth_op): New. + (fp16_rnd_str): New. + (fp16_rnd_insn): New. + * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New. + (UNSPEC_VCVT_HF_U_N): New. + (UNSPEC_VCVT_SI_S_N): New. + (UNSPEC_VCVT_SI_U_N): New. + (UNSPEC_VCVTH_S): New. + (UNSPEC_VCVTH_U): New. + (UNSPEC_VCVTA_S): New. + (UNSPEC_VCVTA_U): New. + (UNSPEC_VCVTM_S): New. + (UNSPEC_VCVTM_U): New. + (UNSPEC_VCVTN_S): New. + (UNSPEC_VCVTN_U): New. + (UNSPEC_VCVTP_S): New. + (UNSPEC_VCVTP_U): New. + (UNSPEC_VCVTP_S): New. + (UNSPEC_VCVTP_U): New. + (UNSPEC_VRND): New. + (UNSPEC_VRNDA): New. + (UNSPEC_VRNDI): New. + (UNSPEC_VRNDM): New. + (UNSPEC_VRNDN): New. + (UNSPEC_VRNDP): New. + (UNSPEC_VRNDX): New. + * config/arm/vfp.md (<absneg_str>hf2): New. + (neon_vabshf): New. + (neon_v<fp16_rnd_str>hf): New. + (neon_vrndihf): New. + (addhf3): New. + (subhf3): New. + (divhf3): New. + (mulhf3): New. + (*mulsf3neghf_vfp): New. + (*negmulhf3_vfp): New. + (*mulsf3addhf_vfp): New. + (*mulhf3subhf_vfp): New. + (*mulhf3neghfaddhf_vfp): New. + (*mulhf3neghfsubhf_vfp): New. + (fmahf4): New. + (neon_vfmahf): New. + (fmsubhf4_fp16): New. + (neon_vfmshf): New. + (*fnmsubhf4): New. + (*fnmaddhf4): New. + (neon_vsqrthf): New. + (neon_vrsqrtshf): New. + (FCVT): Move to iterators.md. + (FCVTI32typename): Likewise. + (neon_vcvth<sup>hf): New. + (neon_vcvth<sup>si): New. + (neon_vcvth<sup>_nhf_unspec): New. + (neon_vcvth<sup>_nhf): New. + (neon_vcvth<sup>_nsi_unspec): New. + (neon_vcvth<sup>_nsi): New. + (neon_vcvt<vcvth_op>h<sup>si): New. + (neon_<fmaxmin_op>hf): New. + +2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com> + + * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes. + ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10") + ("*insv<mode>_zEC12_appendbitsleft") + ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll") + ("*r<noxa>sbg_<mode>_srl"): Use new attributes. + +2016-09-23 Jakub Jelinek <jakub@redhat.com> + + * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero. + * sreal.h (sreal::min, sreal::max): Avoid static local vars, + construct values without normalization. + * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize + static local lhs_ops to vNULL. + +2016-09-23 Matthew Wahab <matthew.wahab@arm.com> + Jiong Wang <jiong.wang@arm.com> + + * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode + available when FP16 instructions are available. + (output_move_vfp): Add support for 16-bit data moves. + (arm_validize_comparison): Fix some white-space. Support HFmode + by conversion to SFmode. + * config/arm/arm.md (truncdfhf2): Fix a comment. + (extendhfdf2): Likewise. + (cstorehf4): New. + (movsicc): Fix some white-space. + (movhfcc): New. + (movsfcc): Fix some white-space. + (*cmovhf): New. + * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16 + instructions are available. + (*thumb2_movhi_vfp): Likewise. + (*arm_movhi_fp16): New. + (*thumb2_movhi_fp16): New. + (*movhf_vfp_fp16): New. + (*movhf_vfp_neon): Disable when VFP FP16 instructions are available. + (*movhf_vfp): Likewise. + (extendhfsf2): Enable when VFP FP16 instructions are available. + (truncsfhf2): Enable when VFP FP16 instructions are available. + +2016-09-23 Martin Liska <mliska@suse.cz> + + * config/s390/vx-builtins.md: Replace 'adress' with 'address'. + +2016-09-23 Matthew Wahab <matthew.wahab@arm.com> + + * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and + V4HF modes. + (arm_evpc_neon_vtrn): Likewise. + (arm_evpc_neon_vrev): Likewise. + (arm_evpc_neon_vext): Likewise. + * config/arm/arm_neon.h (vbsl_f16): New. + (vbslq_f16): New. + (vdup_n_f16): New. + (vdupq_n_f16): New. + (vdup_lane_f16): New. + (vdupq_lane_f16): New. + (vext_f16): New. + (vextq_f16): New. + (vmov_n_f16): New. + (vmovq_n_f16): New. + (vrev64_f16): New. + (vrev64q_f16): New. + (vtrn_f16): New. + (vtrnq_f16): New. + (vuzp_f16): New. + (vuzpq_f16): New. + (vzip_f16): New. + (vzipq_f16): New. + * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants). + (vdup_lane): New (v8hf, v4hf variants). + (vext): New (v8hf, v4hf variants). + (vbsl): New (v8hf, v4hf variants). + * config/arm/iterators.md (VDQWH): New. + (VH): New. + (V_double_vector_mode): Add V8HF and V4HF. Fix white-space. + (Scalar_mul_8_16): Fix white-space. + (Is_d_reg): Add V4HF and V8HF. + * config/arm/neon.md (neon_vdup_lane<mode>_internal): New. + (neon_vdup_lane<mode>): New. + (neon_vtrn<mode>_internal): Replace VDQW with VDQWH. + (*neon_vtrn<mode>_insn): Likewise. + (neon_vzip<mode>_internal): Likewise. Also fix white-space. + (*neon_vzip<mode>_insn): Likewise + (neon_vuzp<mode>_internal): Likewise. + (*neon_vuzp<mode>_insn): Likewise + * config/arm/vec-common.md (vec_perm_const<mode>): New. + +2016-09-23 Jiong Wang <jiong.wang@arm.com> + Matthew Wahab <matthew.wahab@arm.com> + + * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode. + (arm_hard_regno_mode_ok): Allow HImode values in VFP registers. + * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are + available. Also fix some white-space. + * config/arm/vfp.md (*arm_movhi_vfp): New. + (*thumb2_movhi_vfp): New. + +2016-09-23 Matthew Wahab <matthew.wahab@arm.com> + + * config/arm/arm-c.c (arm_cpu_builtins): Define + "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and + "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC". + +2016-09-23 Matthew Wahab <matthew.wahab@arm.com> + + * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for + arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok, + arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and + arm_v8_2a_fp16_neon_hw. + (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar, + arm_v8_2a_neon. + +2016-09-23 Matthew Wahab <matthew.wahab@arm.com> + + * doc/sourcebuild.texi (ARM-specific attributes): Add entries for + arm_fp16_alternative_ok and arm_fp16_none_ok. + +2016-09-23 Martin Liska <mliska@suse.cz> + + * ipa-icf.c (sem_variable::merge): Replace adress with address. + +2016-09-23 Matthew Wahab <matthew.wahab@arm.com> + + * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32. + ("armv8.2-a"): New. + ("armv8.2-a+fp16"): New. + * config/arm/arm-protos.h (FL2_ARCH8_2): New. + (FL2_FP16INST): New. + (FL2_FOR_ARCH8_2A): New. + * config/arm/arm-tables.opt: Regenerate. + * config/arm/arm.c (arm_arch8_2): New. + (arm_fp16_inst): New. + (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check + for incompatible fp16-format settings. + * config/arm/arm.h (TARGET_VFP_FP16INST): New. + (TARGET_NEON_FP16INST): New. + (arm_arch8_2): Declare. + (arm_fp16_inst): Declare. + * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for + march=armv8.2-a and march=armv8.2-a+fp16. + * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a + and armv8.2-a+fp16. + * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a", + "-march=armv8.2-a" and "-march=armv8.2-a+fp16". + +2016-09-23 Martin Liska <mliska@suse.cz> + + * doc/extend.texi: Remove fused-madd from i386 target options. + +2016-09-23 Martin Liska <mliska@suse.cz> + + * config/i386/i386.c (ix86_valid_target_attribute_inner_p): + Handle movbe. + +2016-09-23 Martin Liska <mliska@suse.cz> + + * config/i386/i386.c (ix86_valid_target_attribute_inner_p): + Handle crc32. + +2016-09-23 Martin Liska <mliska@suse.cz> + + PR target/71652 + * config/i386/i386.c (ix86_option_override_internal): Change + signature and return false when there's an error related to + arch string. + (release_options_strings): New function. + (ix86_valid_target_attribute_tree): Call the function. + +2016-09-23 Jakub Jelinek <jakub@redhat.com> + + * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...) + instead of vec_safe_length (CONSTRUCTOR_ELTS (...)). + (gen_hsa_ctor_assignment): Likewise. + * print-tree.c (print_node): Likewise. + * tree-dump.c (dequeue_and_dump): Likewise. + * tree-sra.c (sra_modify_constructor_assign): Likewise. + * expr.c (store_constructor): Likewise. + * fold-const.c (operand_equal_p): Likewise. + * tree-pretty-print.c (dump_generic_node): Likewise. + * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise. + * ipa-icf-gimple.c (func_checker::compare_operand): Likewise. + +2016-09-23 Richard Biener <rguenther@suse.de> + + * hooks.h (hook_uint_uintp_false): Declare. + +2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com> + + * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT. + (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode). + +2016-09-22 Martin Sebor <msebor@redhat.com> + + PR target/77676 + * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use + HOST_BITS_PER_WIDE_INT, make a static local variable auto. + (target_int_min): Correct computation. + (format_integer): Use long long as the argument for the ll length + modifier. + (format_floating): Use target_int_max(). + (get_string_length): Same. + (format_string): Avoid setting the bounded flag for strings + of unknown length. + (try_substitute_return_value): Avoid setting range info when + the result isn't bounded. + * varasm.c (assemble_name): Increase buffer size. + +2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com> + Terry Guo <terry.guo@arm.com> + + * target.def (elf_flags_numeric): New target hook. + * targhooks.h (default_asm_elf_flags_numeric): New. + * varasm.c (default_asm_elf_flags_numeric): New. + (default_elf_asm_named_section): Use new target hook. + * config/arm/arm.opt (mpure-code): New. + * config/arm/arm.h (SECTION_ARM_PURECODE): New. + * config/arm/arm.c (arm_asm_init_sections): Add section + attribute to default text section if -mpure-code. + (arm_option_check_internal): Diagnose use of option with + non supported targets and/or options. + (arm_asm_elf_flags_numeric): New. + (arm_function_section): New. + (arm_elf_section_type_flags): New. + * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable + for -mpure-code. + * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New. + * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise. + +2016-09-22 Jan Hubicka <hubicka@ucw.cz> + + * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves. + +2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *. + * rtl.h: Adjust prototype. + +2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *. + (prev_active_insn): Likewise. + (active_insn_p): Likewise. + * rtl.h: Adjust prototypes. + * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust. + * config/arc/arc.md: Likewise. + * config/pa/pa.c (branch_to_delay_slot_p): Likewise. + (branch_needs_nop_p): Likewise. + (use_skip_p): Likewise. + * config/sh/sh.c (gen_block_redirect): Likewise. + (split_branches): Likewise. + * reorg.c (optimize_skip): Likewise. + (fill_simple_delay_slots): Likewise. + (fill_slots_from_thread): Likewise. + (relax_delay_slots): Likewise. + * resource.c (mark_target_live_regs): Likewise. + +2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * config/cris/cris.c (cris_asm_output_case_end): Change argument + type to rtx_insn *. + * emit-rtl.c (next_nonnote_nondebug_insn): Likewise. + (prev_nonnote_nondebug_insn): Likewise. + * config/cris/cris-protos.h: Adjust prototype. + * rtl.h: Likewise. + * jump.c (rtx_renumbered_equal_p): Adjust. + +2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *. + * rtl.h: Adjust prototype. + * config/sh/sh.md: Adjust. + * dwarf2out.c (add_var_loc_to_decl): Likewise. + +2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *. + (prev_nondebug_insn): Likewise. + * loop-doloop.c (doloop_condition_get): Likewise. + * rtl.h: Adjust prototype. + * cfgloop.h: Likewise. + +2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *. + (prev_nonnote_insn): Likewise. + * jump.c (reversed_comparison_code_parts): Likewise. + (reversed_comparison): Likewise. + * rtl.h: Adjust prototypes. + * config/arc/arc.md: Adjust. + * cse.c (find_comparison_args): Likewise. + * reorg.c (redundant_insn): Change return type to rtx_insn *. + (fix_reg_dead_note): Change argument type to rtx_insn *. + (delete_prior_computation): Likewise. + (delete_computation): Likewise. + (fill_slots_from_thread): Adjust. + (relax_delay_slots): Likewise. + * simplify-rtx.c (simplify_unary_operation_1): Likewise. + (simplify_relational_operation_1): Likewise. + (simplify_ternary_operation): Likewise. + +2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * config/arc/arc-protos.h (arc_label_align): Change type of + variables from rtx to rtx_insn *. + * config/arc/arc.c (arc_label_align): Likewise. + * config/arm/arm.c (any_sibcall_could_use_r3): Likewise. + * config/bfin/bfin.c (workaround_speculation): Likewise. + * config/c6x/c6x.c (find_next_cycle_insn): Likewise. + (find_last_same_clock): Likewise. + (reorg_split_calls): Likewise. + * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise. + * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise. + * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise. + (same_cmp_following_p): Likewise. + * config/h8300/h8300.c (same_cmp_preceding_p): Likewise. + (same_cmp_following_p): Likwise. + * config/m32r/m32r.c (m32r_expand_epilogue): Likewise. + * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise. + * config/nds32/nds32.c (nds32_target_alignment): Likewise. + * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise. + (rl78_alloc_physical_registers_cmp): Likewise. + (rl78_alloc_physical_registers_umul): Likewise. + (rl78_calculate_death_notes): Likewise. + * config/s390/s390-protos.h (s390_label_align): Likewise. + * config/s390/s390.c (s390_label_align): Likewise. + * config/sh/sh.c (barrier_align): Likewise. + * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise. + * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise. + (emit_cbcond_nop): Likewise. + +2016-09-22 Martin Liska <mliska@suse.cz> + + PR ipa/77653 + * ipa-icf.c (sem_variable::merge): Yield merge operation if + alias address matters, not necessarily address of original. + +2016-09-22 Richard Biener <rguenther@suse.de> + + PR middle-end/77697 + * gimple-fold.c (fold_array_ctor_reference): Turn asserts into + fold fails. + +2016-09-22 Richard Biener <rguenther@suse.de> + + PR middle-end/77677 + * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW + from constant folding results. + (gimple_resimplify2): Likewise. + (gimple_resimplify3): Likewise. + +2016-09-22 Richard Biener <rguenther@suse.de> + + PR middle-end/77678 + * expr.c (expand_expr_real_1): Guard array access against negative + offset. + +2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> + + * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead + of MPFR_RNDN. + (format_floating): Likewise. + +2016-09-22 Jakub Jelinek <jakub@redhat.com> + + PR fortran/77665 + * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops + for all IFN_GOMP_SIMD_* internal fns, not just for + IFN_GOMP_SIMD_ORDERED_*. + +2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/77670 + * config/rs6000/predicates.md (invert_fpmask_comparison_operator): + New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP + instructions when you want to invert the test. + * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the + correct order for XXSEL. + (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test + for using XSCMP{EQ,GT,GE}DP. + +2016-09-21 David Malcolm <dmalcolm@redhat.com> + + * genconstants.c (main): Introduce noop_reader and convert call + to read_md_files to a method call. + * genenums.c (main): Likewise. + * genmddeps.c (main): Likewise. + * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with + rtx_reader_ptr->get_top_level_filename (). + (write_tm_preds_h): Likewise. + (write_insn_preds_c): Likewise. + * gensupport.c (class gen_reader): New subclass of rtx_reader. + (rtx_handle_directive): Convert to... + (gen_reader::handle_unknown_directive): ...this. + (init_rtx_reader_args_cb): Convert return type from bool to + rtx_reader *. Create a gen_reader instance, using it for the + call to read_md_files. Return it if no errors occur. + (init_rtx_reader_args): Convert return type from bool to + rtx_reader *. + * gensupport.h (init_rtx_reader_args_cb): Likewise. + (init_rtx_reader_args_cb): Likewise. + * read-md.c (struct file_name_list): Move to class rtx_reader. + (read_md_file): Delete in favor of rtx_reader::m_read_md_file. + (read_md_filename): Delete in favor of + rtx_reader::m_read_md_filename. + (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno. + (in_fname): Delete in favor of rtx_reader::m_toplevel_fname. + (base_dir): Delete in favor of rtx_reader::m_base_dir. + (first_dir_md_include): Delete in favor of + rtx_reader::m_first_dir_md_include. + (last_dir_md_include_ptr): Delete in favor of + rtx_reader::m_last_dir_md_include_ptr. + (max_include_len): Delete. + (rtx_reader_ptr): New. + (fatal_with_file_and_line): Use get_filename and get_lineno + accessors of rtx_reader_ptr. + (require_char_ws): Likewise. + (rtx_reader::read_char): New method, based on ::read_char. + (rtx_reader::unread_char): New method, based on ::unread_char. + (read_escape): Use get_filename and get_lineno accessors of + rtx_reader_ptr. + (read_braced_string): Use get_lineno accessor of rtx_reader_ptr. + (read_string): Use get_filename and get_lineno accessors of + rtx_reader_ptr. + (rtx_reader::rtx_reader): New ctor. + (rtx_reader::~rtx_reader): New dtor. + (handle_include): Convert from a function to... + (rtx_reader::handle_include): ...this method, converting + handle_directive from a callback to a virtual function. + (handle_file): Likewise, converting to... + (rtx_reader::handle_file): ...this method. + (handle_toplevel_file): Likewise, converting to... + (rtx_reader::handle_toplevel_file): ...this method. + (rtx_reader::get_current_location): New method. + (parse_include): Convert from a function to... + (rtx_reader::add_include_path): ...this method, dropping redundant + update to unused max_include_len. + (read_md_files): Convert from a function to... + (rtx_reader::read_md_files): ...this method, converting + handle_directive from a callback to a virtual function. + (noop_reader::handle_unknown_directive): New method. + * read-md.h (directive_handler_t): Delete this typedef. + (in_fname): Delete. + (read_md_file): Delete. + (read_md_lineno): Delete. + (read_md_filename): Delete. + (class rtx_reader): New class. + (rtx_reader_ptr): New decl. + (class noop_reader): New subclass of rtx_reader. + (read_char): Reimplement in terms of rtx_reader::read_char. + (unread_char): Reimplement in terms of rtx_reader::unread_char. + (read_md_files): Delete. + * read-rtl.c (read_rtx_code): Update for deletion of globals + read_md_filename and read_md_lineno. + +2016-09-21 Jason Merrill <jason@redhat.com> + + * input.h (from_macro_definition_at): New. + +2016-09-21 Segher Boessenkool <segher@kernel.crashing.org> + + * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values. + +2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de> + + PR tree-optimization/77550 + * tree-vect-stmts.c (create_array_ref): Change parameters. + (get_group_alias_ptr_type): New function. + (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type. + +2016-09-21 Marek Polacek <polacek@redhat.com> + + * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length): + Add falls through comment. + +2016-09-21 Richard Biener <rguenther@suse.de> + + * dwarf2out.c (remove_child_with_prev): Clear child->die_sib. + (replace_child): Likewise. + (remove_child_TAG): Adjust. + (move_marked_base_types): Likewise. + (prune_unused_types_prune): Clear die_sib of removed children. + +2016-09-21 Georg-Johann Lay <avr@gjlay.de> + + PR target/77326 + * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn + touches some regs mentioned in cc_status, do CC_STATUS_INIT. + +2016-09-21 Richard Biener <rguenther@suse.de> + + PR tree-optimization/77648 + * tree-ssa-structalias.c (process_constraint): Handle all DEREF + with complex RHS. + (make_transitive_closure_constraints): Adjust comment. + (make_any_offset_constraints): New function. + (handle_rhs_call): Make sure to first expand a pointer to all + subfields before transitively closing it. + (handle_const_call): Likewise. Properly expand returned + pointers as well. + (handle_pure_call): Likewise. + +2016-09-21 Richard Biener <rguenther@suse.de> + Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/77621 + * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split + group at non-vectorizable stmts. + +2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org> + + PR tree-optimization/72835 + * tree-ssa-reassoc.c (make_new_ssa_for_def): New. + (make_new_ssa_for_all_defs): Likewise. + (zero_one_operation): Replace all SSA_NAMEs defined in the chain. + +2016-09-20 Martin Sebor <msebor@redhat.com> + + PR middle-end/49905 + * Makefile.in (OBJS): Add gimple-ssa-sprintf.o. + * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine. + * config/linux.c (gnu_libc_printf_pointer_format): New function. + * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same. + * config/sol2.c (solaris_printf_pointer_format): New function. + * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New + options. + * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document. + * doc/tm.texi: Regenerate. + * gimple-fold.h (get_range_strlen): New function. + (get_maxval_strlen): Declare existing function. + * gimple-fold.c (get_range_strlen): Add arguments and compute both + maximum and minimum. + (get_range_strlen): Define overload. + (get_maxval_strlen): Adjust. + * gimple-ssa-sprintf.c: New file and pass. + * passes.def (pass_sprintf_length): Add new pass. + * targhooks.h (default_printf_pointer_format): Declare new function. + (gnu_libc_printf_pointer_format): Same. + (solaris_libc_printf_pointer_format): Same. + * targhooks.c (default_printf_pointer_format): Define new function. + * tree-pass.h (make_pass_sprintf_length): Declare new function. + * print-tree.c: Increase buffer size. + +2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org> + + * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results. + +2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org> + + * common.opt: New option -fipa-vrp. + * ipa-cp.c (ipa_get_vr_lat): New. + (ipcp_vr_lattice::print): Likewise. + (print_all_lattices): Call ipcp_vr_lattice::print. + (ipcp_vr_lattice::meet_with): New. + (ipcp_vr_lattice::meet_with_1): Likewise. + (ipcp_vr_lattice::top_p): Likewise. + (ipcp_vr_lattice::bottom_p): Likewsie. + (ipcp_vr_lattice::set_to_bottom): Likewise. + (set_all_contains_variable): Call VR set_to_bottom. + (initialize_node_lattices): Init VR lattices. + (propagate_vr_accross_jump_function): New. + (propagate_constants_accross_call): Call + propagate_vr_accross_jump_function. + (ipcp_store_vr_results): New. + (ipcp_driver): Handle VR. + * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR. + (ipa_set_jf_unknown): Likewise. + (ipa_compute_jump_functions_for_edge): Likewise. + (ipa_node_params_t::duplicate): Likewise. + (ipa_write_jump_function): Likewise. + (ipa_read_jump_function): Likewise. + (write_ipcp_transformation_info): Likewise. + (read_ipcp_transformation_info): Likewise. + (ipcp_update_vr): New. + (ipcp_transform_function): Handle VR. + * ipa-prop.h (struct ipa_vr): New. + * cgraph.c: Include tree-vrp.h. + * cgraphunit.c: Likewise. + * ipa-utils.c: Likewise. + * ipa.c: Likewise. + * opts.c: Likewise. + * toplev.c: Likewise. + * ipa-devirt.c: Likewise. + * ipa-inline-transform.c: Likewise. + * ipa-inline.c: Likewise. + * ipa-profile.c: Likewise. + +2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org> + + * doc/invoke.texi: Document -fdump-tree-evrp. + * passes.def: Define new pass_early_vrp. + * timevar.def: Define new TV_TREE_EARLY_VRP. + * tree-pass.h (make_pass_early_vrp): New. + * tree-ssa-propagate.c: Make replace_uses_in non static. + * tree-ssa-propagate.h: Export replace_uses_in. + * tree-vrp.c (extract_range_for_var_from_comparison_expr): New. + (extract_range_from_assert): Factor out + extract_range_for_var_from_comparison_expr. + (vrp_initialize_lattice): New. + (vrp_initialize): Factor out vrp_initialize_lattice. + (vrp_valueize): Fix it to reject complex value ranges. + (vrp_free_lattice): New. + (evrp_dom_walker::before_dom_children): Likewise. + (evrp_dom_walker::after_dom_children): Likewise. + (evrp_dom_walker::push_value_range): Likewise. + (evrp_dom_walker::pop_value_range): Likewise. + (execute_early_vrp): Likewise. + (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice. + (make_pass_early_vrp): New. + +2016-09-20 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi + instead of exact_log2. + +2016-09-20 Uros Bizjak <ubizjak@gmail.com> + + PR target/77621 + * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>: + Don't return word_mode for !TARGET_VECTORIZE_DOUBLE. + (ix86_add_stmt_cost): Penalize DFmode vector operations + for !TARGET_VECTORIZE_DOUBLE. + +2016-09-20 Gerald Pfeifer <gerald@pfeifer.com> + + * doc/invoke.texi (Warning Options): Simplify language. + (Optimize Options): Complete sentence. + +2016-09-20 David Edelsohn <dje.gcc@gmail.com> + + * dbxout.c (xcoff_debug_hooks): Add filename parameter to + early_finish hook. + +2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/71395 + * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF + inits on power8 and above, use the VMRGEW instruction instead of a + permute. + + * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec. + (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating + initialization. + +2016-09-20 Tamar Christina <tamar.christina@arm.com> + + * config/aarch64/arm_neon.h + (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes. + (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise. + (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise. + +2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de> + + * config/var/vax.h (ELIMINABLE_REGS): Define. + (INITIAL_ELIMINATION_OFFSET): Define. + +2016-09-20 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/77624 + * builtins.c (fold_builtin_atomic_always_lock_free): Only look through + cast to void * if the cast is from some other pointer type. + +2016-09-20 Richard Biener <rguenther@suse.de> + + PR tree-optimization/77646 + * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number + a VDEF. + +2016-09-20 Tamar Christina <tamar.christina@arm.com> + + * config/aarch64/arm_neon.h: Add gnu_inline and artificial + attributes to all inlined functions and make them extern. + +2016-09-20 Richard Biener <rguenther@suse.de> + + * debug.h (gcc_debug_hooks): Add filename parameter to early_finish + hook. + * debug.c (do_nothing_debug_hooks): Adjust. + * dbxout.c (dbx_debug_hooks): Likewise. + * sdbout.c (sdb_debug_hooks): Likewise. + * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise. + (dwarf2out_finish): Move producer, filename and + path annotation ... + (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing. + * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust. + +2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de> + + PR c++/77434 + * doc/invoke.texi: Document -Wint-in-bool-context. + + PR middle-end/77421 + * dwarf2out.c (output_loc_operands): Fix an assertion. + +2016-09-19 Joseph Myers <joseph@codesourcery.com> + + * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__] + (CR_DECIMAL_DIG): New macro. + +2016-09-19 Joseph Myers <joseph@codesourcery.com> + + * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128 + element. + +2016-09-19 Vladimir Makarov <vmakarov@redhat.com> + + PR rtl-optimization/77416 + * lra-remat.c (operand_to_remat): Process hard coded insn + registers. + +2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * simplify-rtx.c (simplify_relational_operation_1): Add transformation + (GTU (PLUS a C) (C - 1)) --> (LTU a -C). + +2016-09-19 Segher Boessenkool <segher@kernel.crashing.org> + + * target.def (lra_p): Wordsmithing. + * doc/tm.texi: Regenerate. + +2016-09-19 Jakub Jelinek <jakub@redhat.com> + Jan Hubicka <jh@suse.cz> + + PR target/77587 + * cgraph.c (cgraph_node::rtl_info): Pass &avail to + ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE. + Call ultimate_alias_target just once, not up to 4 times. + +2016-09-19 Richard Biener <rguenther@suse.de> + + * dwarf2out.c (early_dwarf_finished): New global. + (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished + is false. + (dwarf2out_early_finish): Set early_dwarf_finished at the end, + if called from LTO exit early. + (dwarf2out_late_global_decl): When being during the early + debug phase do not add locations but only const value attributes. + Adjust the way we generate early DIEs for LTO. + +2016-09-19 Richard Biener <rguenther@suse.de> + + PR middle-end/77605 + * tree-data-ref.c (analyze_subscript_affine_affine): Use the + proper niter to bound the loops. + +2016-09-19 Richard Biener <rguenther@suse.de> + + PR tree-optimization/77514 + * tree-ssa-pre.c (create_expression_by_pieces): Optimize + search for folded stmt. + +2016-09-17 Jan Hubicka <hubicka@ucw.cz> + + * passes.def (pass_early_thread_jumps): Schedule after forwprop. + * tree-pass.h (make_pass_early_thread_jumps): Declare. + * tree-ssa-threadbackward.c (fsm_find_thread_path, + fsm_find_thread_path, profitable_jump_thread_path, + fsm_find_control_statement_thread_paths, + find_jump_threads_backwards): Add speed_p parameter. + (pass_data_early_thread_jumps): New pass. + (make_pass_early_thread_jumps): New function. + +2016-09-17 Andreas Schwab <schwab@suse.de> + + * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast. + * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise. + +2016-09-16 Eric Botcazou <ebotcazou@adacore.com> + + * recog.c (rest_of_handle_split_after_reload): Delete. + (pass_split_after_reload::gate): New method. + (pass_split_after_reload::execute): Call split_all_insns directly. + +2016-09-16 Jonathan Wakely <jwakely@redhat.com> + + * doc/extend.texi (Integer Overflow Builtins): Fix type of out + parameters for functions taking long long arguments. + +2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + PR target/77613 + * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for + splat with truncate. + +2016-09-16 Jason Merrill <jason@redhat.com> + + * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero): + New. + * hwint.c (exact_log2): Use pow2p_hwi. + (ctz_hwi, ffs_hwi): Use least_bit_hwi. + * alias.c (memrefs_conflict_p): Use pow2_or_zerop. + * builtins.c (get_object_alignment_2, get_object_alignment) + (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use + least_bit_hwi. + * calls.c (compute_argument_addresses, store_one_arg): Use + least_bit_hwi. + * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi. + * combine.c (force_to_mode): Use least_bit_hwi. + (contains_muldiv, find_split_point, combine_simplify_rtx) + (simplify_if_then_else, simplify_set, force_to_mode) + (if_then_else_cond, simplify_and_const_int_1) + (simplify_compare_const): Use pow2p_hwi. + * cse.c (fold_rtx): Use pow2p_hwi. + * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1): + Use least_bit_hwi. + * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi. + (init_expmed_one_conv): Use pow2p_hwi. + * expr.c (is_aligning_offset): Use pow2p_hwi. + * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop. + (fold_binary_loc): Use pow2p_hwi. + * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi. + * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi. + * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi. + * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment): + Use least_bit_hwi. + * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi. + * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi. + * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi. + * omp-low.c (oacc_loop_fixed_partitions) + (oacc_loop_auto_partitions): Use least_bit_hwi. + * rtlanal.c (nonzero_bits1): Use ctz_or_zero. + * stor-layout.c (place_field): Use least_bit_hwi. + * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi. + * tree-sra.c (build_ref_for_offset): Use least_bit_hwi. + * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi. + * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi. + * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi. + * tree-vect-data-refs.c (vect_analyze_group_access_1) + (vect_grouped_store_supported, vect_grouped_load_supported) + (vect_permute_load_chain, vect_shift_permute_load_chain) + (vect_transform_grouped_load): Use pow2p_hwi. + * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero. + * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero. + * tree-vect-stmts.c (vectorizable_mask_load_store): Use + least_bit_hwi. + * tsan.c (instrument_expr): Use least_bit_hwi. + * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop. + +2016-09-16 Andreas Schwab <schwab@suse.de> + + * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter + OFFSET, not offset. + * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise. + +2016-09-16 Jakub Jelinek <jakub@redhat.com> + + PR target/77526 + * combine.c (rest_of_handle_combine): If any edges have been purged, + free dominators if available. + +2016-09-16 Jakub Jelinek <jakub@redhat.com> + Eric Botcazou <ebotcazou@adacore.com> + + PR middle-end/77594 + * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall + through into expand_addsub_overflow after expand_neg_overflow. + +2016-09-15 David Malcolm <dmalcolm@redhat.com> + + * diagnostic-show-locus.c + (selftest::test_fixit_insert_containing_newline): New function. + (selftest::test_fixit_replace_containing_newline): New function. + (selftest::diagnostic_show_locus_c_tests): Call the above. + +2016-09-15 Bin Cheng <bin.cheng@arm.com> + + PR tree-optimization/77503 + * tree-vect-loop.c (vectorizable_reduction): Record reduction + code for CONST_COND_REDUCTION at analysis stage and use it at + transform stage. + * tree-vectorizer.h (struct _stmt_vec_info): New field. + (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro. + * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new + field. + +2016-09-15 Richard Biener <rguenther@suse.de> + + PR middle-end/77544 + * fold-const.c (split_tree): Do not split constant ~X. + +2016-09-15 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/77425 + * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list + is NULL. + + PR middle-end/77475 + * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify, + use %qs instead of %s where desirable, use argument instead of arg in + the diagnostic wording, add list of supported strategies and + spellcheck hint. + (ix86_option_override_internal): Emit target("m...") instead of + option("m...") in the diagnostic. Use %qs instead of %s in invalid + -march/-mtune option diagnostic. Add list of supported arches/tunings + and spellcheck hint. Remove prefix, suffix and sw variables, use + main_args_p ? "..." : "..." in diagnostics to make translation + possible. + +2016-09-15 Richard Biener <rguenther@suse.de> + + * dwarf2asm.h (dw2_asm_output_offset): Add overload with + extra offset argument. + * dwarf2asm.c (dw2_asm_output_offset): Implement that. + * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation + to reflect new offset parameter. + * doc/tm.texi: Regenerate. + * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust. + * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add + offset argument. + (darwin_asm_output_dwarf_offset): Likewise. + * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset + argument. + (darwin_asm_output_dwarf_offset): Pass offset argument through. + * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust. + * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise. + +2016-09-15 Chung-Lin Tang <cltang@codesourcery.com> + + PR fortran/72743 + * ipa-icf.c (set_alias_uids): New function. + (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of + all the merged variable's referring aliases. + +2016-09-15 Richard Biener <rguenther@suse.de> + + PR tree-optimization/77514 + * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage + only forced_stmts sequence. + +2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org> + + * tree-ssanames.h (FOR_EACH_SSA_NAME): New. + * cfgexpand.c (update_alias_info_with_stack_vars): Use + FOR_EACH_SSA_NAME to iterate over SSA variables. + (pass_expand::execute): Likewise. + * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise. + * tree-cfg.c (dump_function_to_file): Likewise. + * tree-into-ssa.c (pass_build_ssa::execute): Likewise. + (update_ssa): Likewise. + * tree-ssa-alias.c (dump_alias_info): Likewise. + * tree-ssa-ccp.c (ccp_finalize): Likewise. + * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise. + (create_outofssa_var_map): Likewise. + (coalesce_ssa_name): Likewise. + * tree-ssa-operands.c (dump_immediate_uses): Likewise. + * tree-ssa-pre.c (compute_avail): Likewise. + * tree-ssa-sccvn.c (init_scc_vn): Likewise. + (scc_vn_restore_ssa_info): Likewise. + (free_scc_vn): Likwise. + (run_scc_vn): Likewise. + * tree-ssa-structalias.c (compute_points_to_sets): Likewise. + * tree-ssa-ter.c (new_temp_expr_table): Likewise. + * tree-ssa-copy.c (fini_copy_prop): Likewise. + * tree-ssa.c (verify_ssa): Likewise. + +2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com> + + * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2 + and mips64r2 as default 32-bit and 64-bit architectures. + (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6 + as default 32-bit and 64-bit architectures. + +2016-09-14 Pat Haugen <pthaugen@us.ibm.com> + + * loop-unroll.c (unroll_loop_runtime_iterations): Set probability + of succ edge. + +2016-09-14 Segher Boessenkool <segher@kernel.crashing.org> + + * target.def (lra_p): Change commentary (for the manual) for the + new default. + * doc/tm.texi: Regenerate. + +2016-09-14 Segher Boessenkool <segher@kernel.crashing.org> + + * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro. + * config/arm/arm.c (TARGET_LRA_P): Delete macro. + * config/i386/i386.c (TARGET_LRA_P): Delete macro. + * config/nds32/nds32.c (TARGET_LRA_P): Delete macro. + +2016-09-14 Segher Boessenkool <segher@kernel.crashing.org> + + * targhooks.c (default_lra_p): Return true instead of false. + +2016-09-14 Segher Boessenkool <segher@kernel.crashing.org> + + * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to + hook_bool_void_false. + * config/avr/avr.c: Ditto. + * config/bfin/bfin.c: Ditto. + * config/c6x/c6x.c: Ditto. + * config/cr16/cr16.c: Ditto. + * config/cris/cris.c: Ditto. + * config/epiphany/epiphany.c: Ditto. + * config/fr30/fr30.c: Ditto. + * config/frv/frv.c: Ditto. + * config/h8300/h8300.c: Ditto. + * config/ia64/ia64.c: Ditto. + * config/iq2000/iq2000.c: Ditto. + * config/lm32/lm32.c: Ditto. + * config/m32c/m32c.c: Ditto. + * config/m32r/m32r.c: Ditto. + * config/m68k/m68k.c: Ditto. + * config/mcore/mcore.c: Ditto. + * config/microblaze/microblaze.c: Ditto. + * config/mmix/mmix.c: Ditto. + * config/mn10300/mn10300.c: Ditto. + * config/moxie/moxie.c: Ditto. + * config/msp430/msp430.c: Ditto. + * config/nios2/nios2.c: Ditto. + * config/nvptx/nvptx.c: Ditto. + * config/pa/pa.c: Ditto. + * config/pdp11/pdp11.c: Ditto. + * config/rl78/rl78.c: Ditto. + * config/sparc/sparc.c: Ditto. + * config/spu/spu.c: Ditto. + * config/stormy16/stormy16.c: Ditto. + * config/tilegx/tilegx.c: Ditto. + * config/tilepro/tilepro.c: Ditto. + * config/v850/v850.c: Ditto. + * config/vax/vax.c: Ditto. + * config/visium/visium.c: Ditto. + * config/xtensa/xtensa.c: Ditto. + +2016-09-14 Jakub Jelinek <jakub@redhat.com> + + PR sanitizer/68260 + * tsan.c: Include target.h. + (enum tsan_atomic_action): Add bool_clear and bool_test_and_set. + (BOOL_CLEAR, BOOL_TEST_AND_SET): Define. + (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and + BUILT_IN_ATOMIC_TEST_AND_SET entries. + (instrument_builtin_call): Handle bool_clear and bool_test_and_set. + +2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de> + Martin Liska <mliska@suse.cz> + + PR middle-end/77574 + * predict.c (force_edge_cold): Add braces to a condition. + +2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de> + + PR rtl-optimization/77289 + * lra-constraints.c (get_final_hard_regno): Removed. + (get_hard_regno): Add new parameter final_p. + (get_reg_class): Directly call lra_get_elimination_hard_regno. + (operands_match_p): Adjust call to get_hard_regno. + (uses_hard_regs_p): Likewise. + (process_alt_operands): Likewise. + +2016-09-13 Joe Seymour <joe.s@somniumtech.com> + + PR target/70713 + * config/msp430/msp430.c (msp430_start_function): Emit an error + if a function is both weak and specifies an interrupt number. + +2016-09-13 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/77454 + * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after + changing GIMPLE_COND. Move update_stmt_if_modified call after this. + Formatting fix. + +2016-09-13 Tamar Christina <tamar.christina@arm.com> + + * config/aarch64/aarch64-builtins.c + (aarch64_init_simd_builtins): Fix builtin type signature printing. + +2016-09-13 Uros Bizjak <ubizjak@gmail.com> + + * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named + SFmode and SCmode arguments by reference. + +2016-09-13 David Malcolm <dmalcolm@redhat.com> + + * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert): + Rename to... + (selftest::test_one_liner_fixit_insert_before): ...this, and update + for renaming of add_fixit_insert to add_fixit_insert_before. + (selftest::test_one_liner_fixit_insert_after): New function. + (selftest::test_one_liner_fixit_validation_adhoc_locations): + Update for renaming of add_fixit_insert to add_fixit_insert_before. + (selftest::test_one_liner_many_fixits): Likewise. + (selftest::test_diagnostic_show_locus_one_liner): Update for + renaming, call new test function. + (selftest::test_diagnostic_show_locus_fixit_lines): Update for + renaming of add_fixit_insert to add_fixit_insert_before. + (selftest::test_fixit_consolidation): Likewise. + * diagnostic.c (selftest::test_print_parseable_fixits_insert): + Likewise. + * edit-context.c (selftest::test_applying_fixits_insert): Rename to... + (selftest::test_applying_fixits_insert_before): ...this. + (selftest::test_applying_fixits_insert): Update for renaming of + add_fixit_insert to add_fixit_insert_before. + (selftest::test_applying_fixits_insert_after): New function. + (selftest::test_applying_fixits_insert_after_at_line_end): New + function. + (selftest::test_applying_fixits_insert_after_failure): New function. + (selftest::test_applying_fixits_multiple): Update for renaming of + add_fixit_insert to add_fixit_insert_before. + (selftest::change_line): Likewise. + (selftest::test_applying_fixits_unreadable_file): Likewise. + (selftest::test_applying_fixits_line_out_of_range): Likewise. + (selftest::test_applying_fixits_column_validation): Likewise. + (selftest::test_applying_fixits_column_validation): Likewise. + (selftest::edit_context_c_tests): Update for renamed test function; + call new test functions. + +2016-09-13 Pat Haugen <pthaugen@us.ibm.com> + + PR tree-optimization/77536 + PR rtl-optimization/68212 + * config/rs6000/rs6000.md (div->recip splitter): Remove + optimize_insn_for_speed_p condition. + +2016-09-13 Maciej W. Rozycki <macro@imgtec.com> + + * optabs.c (prepare_cmp_insn): Update documentation comment. + +2016-09-13 Jakub Jelinek <jakub@redhat.com> + Manuel Lopez-Ibanez <manu@gcc.gnu.org> + + PR middle-end/77475 + * opts.h (candidates_list_and_hint): Declare. + * opts-common.c (candidates_list_and_hint): New function. + (cmdline_handle_error): Use it. + +2016-09-12 David Malcolm <dmalcolm@redhat.com> + + * edit-context.c (edited_line::get_len): New accessor. + (edited_file::print_diff): Split out hunk-printing into... + (edited_file::print_diff_hunk): New method. + (edited_file::print_diff_line): New method. + +2016-09-12 Andrew Pinski <apinski@cavium.com> + + * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW): + New tuning option. + * config/aarch64/aarch64.c (thunderx_tunings): Enable + AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW. + (aarch64_operands_ok_for_ldpstp): Return false if + AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode + was SImode and the alignment is less than 8 byte. + (aarch64_operands_adjust_ok_for_ldpstp): Likewise. + +2016-09-12 Orlando Arias <oarias@knights.ucf.edu> + + PR target/77570 + * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm. + +2016-09-12 Marek Polacek <polacek@redhat.com> + + * doc/extend.texi: Use lowercase "boolean". + * doc/invoke.texi: Likewise. + * doc/md.texi: Likewise. + * target.def: Likewise. + * doc/tm.texi: Regenerated. + +2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR middle-end/77426 + * expmed.c (synth_mult): Delete duplicate mode check. + +2016-09-10 Tom de Vries <tom@codesourcery.com> + + PR C/71602 + * builtins.c (std_canonical_va_list_type): Strictly return non-null for + va_list type only. + * config/i386/i386.c (ix86_canonical_va_list_type): Same. + * gimplify.c (gimplify_va_arg_expr): Handle &va_list. + +2016-09-09 Peter Bergner <bergner@vnet.ibm.com> + + PR rtl-optimization/77289 + * lra-constraints.c (get_final_hard_regno): Add support for non hard + register numbers. Remove support for subregs. + (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno(). + (get_reg_class): Delete removed get_final_hard_regno() argument. + (uses_hard_regs_p): Call get_final_hard_regno(). + +2016-09-09 Martin Sebor <msebor@redhat.com> + + PR c/77520 + PR c/77521 + * pretty-print.c (pp_quoted_string): New function. + (pp_format): Call it for %c and %s directives. + +2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de> + + * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove. + (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE, + INITIAL_ELIMINATION_OFFSET) : Update documentation. + * target.def (frame_pointer_required, can_eliminate): Likewise. + * doc/tm.texi: Regenerated. + * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef + ELIMINABLE_REGS. + * df-scan.c (df_hard_reg_init): Likewise. + * ira.c (ira_setup_eliminable_regset): Likewise. + * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate, + init_elim_table): Likewise. + * reload1.c (reg_eliminate_1, verify_initial_elim_offsets, + set_initial_elim_offsets, update_eliminables, + init_elim_table): Likewise. + * rtlanal.c (get_initial_register_offset): Likewise. + * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove. + * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise. + * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise. + * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise. + * config/fr30/fr30.h: Fix comment. + * config/frv/frv.c: Likewise. + * config/frv/frv.h: Likewise. + * config/ft32/ft32.h: Likewise. + * config/visium/visium.h: Likewise. + * config/pa/pa64-linux.h: Likewise. + * config/v850/v850.h: Likewise. + * config/cris/cris.c: Likewise. + * config/ia64/ia64.h: Likewise. + * config/moxie/moxie.h: Likewise. + * config/m32r/m32r.h: Likewise. + +2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com> + + PR target/77267 + * config.in: Regenerate. + * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH): + New macro. + (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto. + (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from + static-libmpxwrappers case. + (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and + MPX_LD_AS_NEEDED_GUARD_POP. + * configure: Regenerate. + * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable. + defined if linker support "--push-state"/"--pop-state". + +2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de> + + * doc/cpp.texi (__*_WIDTH__): Small wording fixes. + +2016-09-09 Joseph Myers <joseph@codesourcery.com> + + * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__) + (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__) + (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__) + (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__) + (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__) + (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__) + (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__): + Document. + * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define + width macros from TS 18661-1. + * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise. + +2016-09-08 Jakub Jelinek <jakub@redhat.com> + + PR fortran/77516 + * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive + OMP_CLAUSE_SAFELEN_EXPR. + +2016-09-07 David Malcolm <dmalcolm@redhat.com> + + * Makefile.in (OBJS): Add substring-locations.o. + * langhooks-def.h (class substring_loc): New forward decl. + (lhd_get_substring_location): New decl. + (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro. + (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION. + * langhooks.c (lhd_get_substring_location): New function. + * langhooks.h (class substring_loc): New forward decl. + (struct lang_hooks): Add field get_substring_location. + * substring-locations.c: New file, taking definition of + format_warning_va and format_warning_at_substring from + c-family/c-format.c, making them non-static. + * substring-locations.h (class substring_loc): Move class here + from c-family/c-common.h. Add and rewrite comments. + (format_warning_va): New decl. + (format_warning_at_substring): New decl. + (get_source_location_for_substring): Add comment. + +2016-09-07 Eric Gallager <egall@gwmail.gwu.edu> + + * config/i386/i386.c: Add 'U' suffix to processor feature bits + to avoid -Wnarrowing warning. + * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks. + * opts.c: Likewise for SANITIZER_OPT bitmasks. + +2016-09-07 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64.c (aarch64_legitimize_address): + Avoid use of base_offset if offset already in range. + +2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org> + + * config/sh/sh-protos.h (struct sh_atomic_model, + selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT, + TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS, + TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to... + * config/sh/sh.h (struct sh_atomic_model, + selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT, + TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS, + TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here. + Guard with __cplusplus. + +2016-09-06 Jakub Jelinek <jakub@redhat.com> + + PR target/69255 + * config/i386/i386.c (ix86_expand_builtin): For builtin with + unsupported or unknown ISA, use expand_call. + +2016-09-06 Martin Liska <mliska@suse.cz> + + PR gcov-profile/77378 + PR gcov-profile/77466 + * tree-profile.c (tree_profiling): Detect whether target can use + -fprofile-update=atomic. + +2016-09-06 Richard Biener <rguenther@suse.de> + + PR tree-optimization/77479 + * tree-vrp.c (update_value_range): Extend overflow handling to + VARYING. + +2016-09-05 Jakub Jelinek <jakub@redhat.com> + + PR target/77476 + * config/i386/i386.md (isa): Add x64_avx512bw. + (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa. + (kmov_isa): New mode attr. + (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative. + (*zero_extend<mode>si2): Likewise. + (*zero_extendqihi2): Use avx512dq isa for the last alternative. + +2016-09-05 Gerald Pfeifer <gerald@pfeifer.com> + + * doc/invoke.texi (SPU Options): nops -> NOPs. + (x86 Options): Ditto. + +2016-09-05 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/77475 + * toplev.c (process_options): Temporarily set input_location + to UNKNOWN_LOCATION around targetm.target_option.override () call. + +2016-09-05 Uros Bizjak <ubizjak@gmail.com> + + PR rtl-optimization/77452 + * explow.c (plus_constant) <case MEM>: Extract scalar constant from + inner-mode reference to a CONST_VECTOR constant in the constant pool. + +2016-09-05 Marek Polacek <polacek@redhat.com> + + PR c/77423 + * doc/invoke.texi: Update -Wlogical-not-parentheses documentation. + +2016-09-05 Jakub Jelinek <jakub@redhat.com> + + PR other/77421 + * gensupport.c (alter_output_for_subst_insn): Remove redundant + *insn_out == '*' test. Don't copy unnecessary to yet another + memory buffer, and don't leak it. + + PR rtl-optimization/77425 + * ipa-devirt.c (get_odr_type): Set val->id unconditionally. + +2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com> + + * ubsan.c (ubsan_use_new_style_p): Fix check for empty string. + +2016-09-02 David Malcolm <dmalcolm@redhat.com> + + * common.opt (fdiagnostics-generate-patch): New option. + * diagnostic.c: Include "edit-context.h". + (diagnostic_initialize): Initialize context->edit_context_ptr. + (diagnostic_finish): Delete context->edit_context_ptr. + (diagnostic_report_diagnostic): Add fix-it hints from the + diagnostic to context->edit_context_ptr, if any. + * diagnostic.h (class edit_context): Add forward decl. + (struct diagnostic_context): Add field "edit_context_ptr". + * doc/invoke.texi (Diagnostic Message Formatting Options): Add + -fdiagnostics-generate-patch. + (-fdiagnostics-generate-patch): New item. + * toplev.c: Include "edit-context.h". + (process_options): Set global_dc->edit_context_ptr to a new + edit_context if the options need one. + (toplev::main): Handle -fdiagnostics-generate-patch by using + global_dc->edit_context_ptr. + +2016-09-02 Jakub Jelinek <jakub@redhat.com> + + PR c/65467 + * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit + map and firstprivate clauses on target construct for _Atomic + qualified decls. + (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses + on target construct for _Atomic qualified decls. + * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified + decls. + * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for + _Atomic qualified arguments not mentioned in uniform clause. + +2016-09-02 David Malcolm <dmalcolm@redhat.com> + + * Makefile.in (OBJS-libcommon): Add edit-context.o. + * diagnostic-color.c (color_dict): Add "diff-filename", + "diff-hunk", "diff-delete", and "diff-insert". + (parse_gcc_colors): Update default value of GCC_COLORS in comment + to reflect above changes. + * doc/invoke.texi (-fdiagnostics-color): Update description of + default GCC_COLORS, and of the supported capabilities. + * edit-context.c: New file. + * edit-context.h: New file. + * input.c (struct fcache): Add field "missing_trailing_newline". + (diagnostics_file_cache_forcibly_evict_file): Initialize it to + true. + (add_file_to_cache_tab): Likewise. + (fcache::fcache): Likewise. + (get_next_line): Update c->missing_trailing_newline. + (location_missing_trailing_newline): New function. + * input.h (location_missing_trailing_newline): New decl. + * selftest-run-tests.c (selftest::run_tests): Call + edit_context_c_tests. + * selftest.h (edit_context_c_tests): New decl. + +2016-09-02 Jakub Jelinek <jakub@redhat.com> + Richard Biener <rguenth@suse.de> + + PR tree-optimization/77444 + * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype + as steptype, remove redundant initialization. + +2016-09-02 Jakub Jelinek <jakub@redhat.com> + + PR sanitizer/77396 + * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h. + (sanopt_optimize_walker): Optimize away + __asan_before_dynamic_init (...) followed by + __asan_after_dynamic_init () without intervening memory loads/stores. + * ipa-pure-const.c (special_builtin_state): Handle + BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and + BUILT_IN_ASAN_AFTER_DYNAMIC_INIT. + +2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + * cfg.c (free_original_copy_tables): Replace second assignment of + bb_copy = NULL by bb_original = NULL. + +2016-09-02 Jakub Jelinek <jakub@redhat.com> + + PR other/77421 + * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant + assignment added in r216794. + +2016-09-02 David Malcolm <dmalcolm@redhat.com> + + * Makefile.in (OBJS): Add typed-splay-tree.o. + * selftest-run-tests.c (selftest::run_tests): Call + typed_splay_tree_c_tests. + * selftest.h (typed_splay_tree_c_tests): New decl. + * typed-splay-tree.c: New file. + * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef. + (typed_splay_tree::max): New method. + (typed_splay_tree::min): New method. + (typed_splay_tree::foreach): New method. + (typed_splay_tree::closure): New struct. + (typed_splay_tree::inner_foreach_fn): New function. + +2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + * ipa-cp.c (ipcp_store_bits_results): Change option name from + -fipa-cp-bit to -fipa-bit-cp. + +2016-09-01 Martin Sebor <msebor@redhat.com> + + PR tree-optimization/71831 + * tree-object-size.h: Return bool instead of the size and add + argument for the size. + * tree-object-size.c (compute_object_offset): Update signature. + (addr_object_size): Same. + (compute_builtin_object_size): Return bool instead of the size + and add argument for the size. Handle POINTER_PLUS_EXPR when + optimization is disabled. + (expr_object_size): Adjust. + (plus_stmt_object_size): Adjust. + (pass_object_sizes::execute): Adjust. + * builtins.c (fold_builtin_object_size): Adjust. + * doc/extend.texi (Object Size Checking): Update. + * ubsan.c (instrument_object_size): Adjust. + +2016-09-01 Martin Sebor <msebor@redhat.com> + + * genmatch.c (parser::parse_expr): Increase buffer size to guarantee + it fits the output of the formatted function regardless of its + arguments. + * genmodes.c (parser::parse_expr): Same. + * gimplify.c (gimplify_asm_expr): Same. + * passes.c (pass_manager::register_one_dump_file): Same. + * print-tree.c (print_node): Same. + +2016-09-01 Segher Boessenkool <segher@kernel.crashing.org> + + * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout. + +2016-09-01 Segher Boessenkool <segher@kernel.crashing.org> + + * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout. + +2016-09-01 Segher Boessenkool <segher@kernel.crashing.org> + + * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout. + * config/rs6000/vector.md: Ditto. + * config/rs6000/vsx.md: Ditto. + +2016-09-01 Eric Botcazou <ebotcazou@adacore.com> + + * ipa-inline-analysis.c (param_change_prob): Get to the base object + first in all cases. + +2016-09-01 Segher Boessenkool <segher@kernel.crashing.org> + + * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11, + *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1, + *return_and_restore_gpregs_<mode>_r11, + *return_and_restore_gpregs_<mode>_r12, + *return_and_restore_gpregs_<mode>_r1, + *return_and_restore_fpregs_<mode>_r11, + *return_and_restore_fpregs_<mode>_r12, + *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO + directly instead of via the "l" constraint. Renumber operands. + Fix whitespace. + +2016-09-01 Segher Boessenkool <segher@kernel.crashing.org> + + * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11, + save_vregs_<mode>_r12, *restore_vregs_<mode>_r11, + *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65. + * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si, + load_macho_picbase_di, *call_indirect_nonlocal_darwin64, + *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64, + *call_value_nonlocal_darwin64, reload_macho_picbase, + reload_macho_picbase_si, reload_macho_picbase_di): Ditto. + * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto. + * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11, + *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1, + *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12, + *save_fpregs_<mode>_r1): Ditto. + * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe, + *return_and_restore_gpregs_spe): Ditto. + +2016-09-01 Segher Boessenkool <segher@kernel.crashing.org> + + * config/rs6000/rs6000.md + (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete + the use of the link register. + (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto. + +2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/72827 + * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid + reg+reg addressing for TImode. + (rs6000_legitimate_address_p): Only allow register indirect + addressing for TImode, even without TARGET_QUAD_MEMORY. + +2016-09-01 Richard Biener <rguenther@suse.de> + + PR middle-end/77436 + * tree-chrec.c (tree_fold_binomial): Use widest_int, properly + check whether the result fits the desired result type. + +2016-09-01 Nathan Sidwell <nathan@acm.org> + + * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const. + +2016-09-01 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement): + New function. + (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define. + +2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern. + * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode + for comparisons of integer ZERO_EXTEND against zero. + +2016-09-01 Eric Botcazou <ebotcazou@adacore.com> + + * config/i386/i386.c (ix86_option_override_internal): Also disable the + STV pass if -mstackrealign is enabled. + +2016-08-31 Ilya Verbin <iverbin@gmail.com> + + * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of + AVX512IFMA. + +2016-08-31 David Malcolm <dmalcolm@redhat.com> + + * diagnostic-show-locus.c (class layout): Add field m_fixit_hints. + (layout_range::intersects_line_p): New method. + (test_range_contains_point_for_single_point): Rename to... + (test_layout_range_for_single_point): ...this, and add testing + for layout_range::intersects_line_p. + (test_range_contains_point_for_single_line): Rename to... + (test_layout_range_for_single_line): ...this, and add testing + for layout_range::intersects_line_p. + (test_range_contains_point_for_multiple_lines): Rename to... + (test_layout_range_for_multiple_lines): ...this, and add testing + for layout_range::intersects_line_p. + (layout::layout): Populate m_fixit_hints. + (layout::get_expanded_location): Handle the case of a line-span + for a fix-it hint. + (layout::validate_fixit_hint_p): New method. + (get_line_span_for_fixit_hint): New function. + (layout::calculate_line_spans): Add spans for fixit-hints. + (layout::should_print_annotation_line_p): New method. + (layout::print_any_fixits): Drop param "richloc", instead using + validated fixits in m_fixit_hints. Add "const" to hint pointers. + (diagnostic_show_locus): Avoid printing blank annotation lines. + (selftest::test_diagnostic_context::test_diagnostic_context): + Initialize show_column and start_span. + (selftest::test_diagnostic_context::start_span_cb): New static + function. + (selftest::test_diagnostic_show_locus_fixit_lines): New function. + (selftest::diagnostic_show_locus_c_tests): Update for function + renamings. Call test_diagnostic_show_locus_fixit_lines. + +2016-08-31 Marc Glisse <marc.glisse@inria.fr> + + PR tree-optimization/73714 + * match.pd (a * (1 << b)): Revert change from 2016-05-23. + +2016-08-31 David Malcolm <dmalcolm@redhat.com> + + * selftest.c: Move "namespace selftest {" to top of file, + removing explicit "selftest::" qualifiers throughout. + +2016-08-31 Marc Glisse <marc.glisse@inria.fr> + + * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u): + New types. + (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps, + _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512): + Replace builtin with vector extension. + * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u): + New types. + (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps, + _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256): + Replace builtin with vector extension. + * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types. + (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128): + Replace builtin with vector extension. + * config/i386/xmmintrin.h (__m128_u): New type. + (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension. + (_mm_load_ps, _mm_store_ps): Simplify. + +2016-08-31 Eric Botcazou <ebotcazou@adacore.com> + + * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard. + +2016-08-30 David Malcolm <dmalcolm@redhat.com> + + * diagnostic-show-locus.c (colorizer::begin_state): Support more + than 3 ranges per diagnostic by alternating between color 1 and + color 2. + (layout::layout): Replace use of rich_location::MAX_RANGES + with richloc->get_num_locations (). + (layout::calculate_line_spans): Replace use of + rich_location::MAX_RANGES with m_layout_ranges.length (). + (layout::print_annotation_line): Handle arbitrary numbers of + ranges in caret-printing by defaulting to '^'. + (selftest::test_one_liner_many_fixits): New function. + (test_diagnostic_show_locus_one_liner): Call it. + * diagnostic.c (diagnostic_initialize): Update for renaming + of rich_location::MAX_RANGES to + rich_location::STATICALLY_ALLOCATED_RANGES. + * diagnostic.h (struct diagnostic_context): Likewise. + +2016-08-30 David Malcolm <dmalcolm@redhat.com> + + * selftest.c (selftest::named_temp_file::named_temp_file): New + ctor. + (selftest::temp_source_file::~temp_source_file): Move to... + (selftest::named_temp_file::~named_temp_file): ...here. + (selftest::test_named_temp_file): New function. + (selftest::selftest_c_tests): Call test_named_temp_file. + * selftest.h (class named_temp_file): New class. + (class temp_source_file): Convert to a subclass of named_temp_file. + +2016-08-30 Segher Boessenkool <segher@kernel.crashing.org> + + * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit + USEs of LR_REGNO in returns and sibcalls. + (rs6000_output_mi_thunk): Similar. + (rs6000_sibcall_aix): Similar. + * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32, + sibcall_local64, sibcall_value_local32, sibcall_value_local64, + sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>): + Remove the USE of LR_REGNO from the patterns as well. Delete an + obsolete comment. + (return_internal_<mode>): Delete. + +2016-08-30 Tamar Christina <tamar.christina@arm.com> + + * config/aarch64/aarch64-simd.md + (aarch64_ld2<mode>_dreg_le): New. + (aarch64_ld2<mode>_dreg_be): New. + (aarch64_ld2<mode>_dreg): Removed. + (aarch64_ld3<mode>_dreg_le): New. + (aarch64_ld3<mode>_dreg_be): New. + (aarch64_ld3<mode>_dreg): Removed. + (aarch64_ld4<mode>_dreg_le): New. + (aarch64_ld4<mode>_dreg_be): New. + (aarch64_ld4<mode>_dreg): Removed. + (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be. + +2016-08-30 David Malcolm <dmalcolm@redhat.com> + + * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove + redundant location param. + (test_one_liner_fixit_remove): Likewise. + (test_one_liner_fixit_replace): Likewise. + (test_one_liner_fixit_replace_equal_secondary_range): Likewise. + * gcc-rich-location.c + (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to + get_range_from_loc. Drop overload taking a const char *. + * gcc-rich-location.h + (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking + a const char *. + +2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com> + + * config/linux.c (linux_libc_has_function): Return true on musl. + +2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com> + + * config.gcc (*-*-*musl*): Disable gnu-indirect-function. + +2016-08-30 Eric Botcazou <ebotcazou@adacore.com> + + * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion + used for abnormal egdes. + +2016-08-30 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/72866 + * tree-vect-patterns.c (search_type_for_mask): Turn into + a small wrapper, move all code to ... + (search_type_for_mask_1): ... this new function. Add caching + and adjust recursive calls. + + PR debug/77363 + * dwarf2out.c (modified_type_die): Use lookup_type_die (type) + instead of lookup_type_die (type_main_variant (type)) even for array + types. + + PR middle-end/77377 + * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds + constant pool reference return x instead of c. + +2016-08-29 Segher Boessenkool <segher@kernel.crashing.org> + + * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not + include MQ. + +2016-08-29 David Malcolm <dmalcolm@redhat.com> + + * input.c + (selftest::test_make_location_nonpure_range_endpoints): Fix + header comment. + +2016-08-29 David Malcolm <dmalcolm@redhat.com> + + * diagnostic-show-locus.c + (selftest::test_one_liner_fixit_validation_adhoc_locations): New + function. + (selftest::test_diagnostic_show_locus_one_liner): Call it. + * input.c (get_pure_location): Move to libcpp/line-map.c. + * input.h (get_pure_location): Convert decl to an inline function + calling implementation in libcpp. + +2016-08-29 Uros Bizjak <ubizjak@gmail.com> + + PR target/77403 + * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler + template for intel asm dialect. + (vec_set_hi_<mode><mask_name>): Ditto. + +2016-08-29 David Malcolm <dmalcolm@redhat.com> + + * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN. + (selftest::fail_formatted): Likewise. + +2016-08-29 David Malcolm <dmalcolm@redhat.com> + + * input.c (make_location): Call get_start and get_finish + on the endpoints to avoid storing packed ranges or ad-hoc + ranges in them. + (selftest::test_make_location_nonpure_range_endpoints): New function. + (selftest::input_c_tests): Call it. + * input.h (get_start): New inline function. + +2016-08-29 Tom de Vries <tom@codesourcery.com> + + PR c/77398 + * gimplify.c (gimplify_va_arg_expr): Replace first argument type error + with assert. + +2016-08-29 Eric Botcazou <ebotcazou@adacore.com> + + * Makefile.in (gcov-iov.h): Add dummy recipe. + +2016-08-29 Nathan Sidwell <nathan@acm.org> + + * config/nvptx/nvptx.c: #include tree-vrp.h. + +2016-08-28 Eric Botcazou <ebotcazou@adacore.com> + + PR target/77324 + * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special + HIGH+LO construct during reload. + +2016-08-28 Tom de Vries <tom@codesourcery.com> + + PR lto/70955 + * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with + 'sysv_abi va_list' attribute. + (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute. + (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list' + attributes. + +2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector. + * emit-rtl.c (unshare_all_rtl_1): Adjust. + (unshare_all_rtl_again): Likewise. + * function.c (assign_stack_local_1): Likewise. + (assign_stack_temp_for_type): Likewise. + +2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * cfgbuild.c (make_edges): Adjust. + * cfgrtl.c (can_delete_label_p): Likewise. + * dwarf2cfi.c (create_trace_edges): Likewise. + * except.c (sjlj_emit_dispatch_table): Likewise. + * function.h (struct expr_status): make x_forced_labels a vector. + * jump.c (rebuild_jump_labels_1): Adjust. + * reload1.c (set_initial_label_offsets): Likewise. + * stmt.c (force_label_rtx): Likewise. + (expand_label): Likewise. + +2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * haifa-sched.c (fix_recovery_deps): Make ready_list a vector. + +2016-08-27 Patrick Palka <ppalka@gcc.gnu.org> + + PR tree-optimization/71077 + PR tree-optimization/68542 + * fold-const.c (fold_relational_const): Fix folding of + VECTOR_CST comparisons that have a scalar boolean result type. + (selftest::test_vector_folding): New static function. + (selftest::fold_const_c_tests): Call it. + +2016-08-27 Gerald Pfeifer <gerald@pfeifer.com> + + * doc/extend.texi (SPU Built-in Functions): Remove stale + references to material formerly at IBM and Sony. + +2016-08-26 David Edelsohn <dje.gcc@gmail.com> + + PR target/77349 + * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE. + +2016-08-26 David Malcolm <dmalcolm@redhat.com> + + * diagnostic-show-locus.c + (selftest::test_fixit_consolidation): New function. + (selftest::diagnostic_show_locus_c_tests): Call it. + * gcc-rich-location.h (gcc_rich_location): Eliminate unused + constructor based on source_range. + +2016-08-26 David Malcolm <dmalcolm@redhat.com> + + * diagnostic-color.c (color_dict): Add "fixit-insert" and + "fixit-delete". + (parse_gcc_colors): Update description of default GCC_COLORS. + * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete. + (colorizer::set_fixit_insert): New method. + (colorizer::set_fixit_delete): New method. + (colorizer::get_color_by_name): New method. + (colorizer::STATE_FIXIT_INSERT): New constant. + (colorizer::STATE_FIXIT_DELETE): New constant. + (class colorizer): Drop "_cs" suffix from fields. Delete "_ce" + fields in favor of new field "m_stop_color". Add fields + "m_fixit_insert" and "m_fixit_delete". + (colorizer::colorizer): Update for above changes. Replace + colorize_start calls with calls to get_color_by_name. + (colorizer::begin_state): Handle STATE_FIXIT_INSERT and + STATE_FIXIT_DELETE. Update for field renamings. + (colorizer::finish_state): Simplify by using m_stop_color, + rather than multiple identical "*_ce" fields. + (colorizer::get_color_by_name): New method. + (layout::print_any_fixits): Print insertions and replacements + using the "fixit-insert" color, and deletions using the + "fixit-delete" color. + * doc/invoke.texi (-fdiagnostics-color): Update description of + default GCC_COLORS, and of the supported capabilities. + +2016-08-26 Max Filippov <jcmvbkbc@gmail.com> + + * config/xtensa/xtensa.c (xtensa_expand_prologue): Update + current_function_static_stack_size variable with the static + stack frame size of the current function when + flag_stack_usage_info is enabled. + +2016-08-26 Nathan Sidwell <nathan@acm.org> + + * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary + assignment inside if condition. + +2016-08-26 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69047 + * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield + extracts similar to what FRE does. + (non_rewritable_mem_ref_base): Likewise. + +2016-08-26 Joseph Myers <joseph@codesourcery.com> + + * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p) + (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove. + * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise. + * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise. + * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): + Likewise. + * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise. + * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise. + * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise. + * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise. + * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise. + +2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/70473 + * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce + reservation duration to 15 cycles. + (cortex_a8_vfp_macs): Likewise. + (cortex_a8_vfp_macd): Likewise. + (cortex_a8_vfp_divs): Likewise. + (cortex_a8_vfp_divd): Likewise. + +2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function. + (aarch_macro_fusion_pair_p): Use above to avoid early return. + +2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + Martin Jambhor <mjambor@suse.cz> + + * common.opt: New option -fipa-bit-cp. + * doc/invoke.texi: Document -fipa-bit-cp. + * opts.c (default_options_table): Add entry for -fipa-bit-cp. + (enable_fdo_optimizations): Check for flag_ipa_bit_cp. + * tree-ssa-ccp.h: New header file. + * tree-ssa-ccp.c: Include tree-ssa-ccp.h + (bit_value_binop_1): Change to bit_value_binop_1 and export it. + Replace all occurences of tree parameter by two new params: signop, int. + (bit_value_unop_1): Change to bit_value_unop and export it. + Replace all occurences of tree parameter by two new params: signop, + int. + (bit_value_binop): Change call from bit_value_binop_1 to + bit_value_binop. + (bit_value_assume_aligned): Likewise. + (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop. + (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p + to ccp_finalize. + (ccp_finalize): Skip processing if val->mask == 0. + * ipa-cp.c: Include tree-ssa-ccp.h + (ipcp_bits_lattice): New class. + (ipcp_param_lattice (bits_lattice): New member. + (print_all_lattices): Call ipcp_bits_lattice::print. + (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom. + (initialize_node_lattices): Likewise. + (propagate_bits_accross_jump_function): New function. + (propagate_constants_accross_call): Call + propagate_bits_accross_jump_function. + (ipcp_propagate_stage): Store parameter types when in_lto_p is true. + (ipcp_store_bits_results): New function. + (ipcp_driver): Call ipcp_store_bits_results. + * ipa-prop.h (ipa_bits): New struct. + (ipa_jump_func): Add new member bits of type ipa_bits. + (ipa_param_descriptor): Change decl to decl_or_type. + (ipa_get_param): Change decl to decl_or_type and assert on + PARM_DECL. + (ipa_get_type): New function. + (ipcp_transformation_summary): New member bits. + * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type. + (ipa_populate_param_decls): Likewise. + (ipa_dump_param): Likewise. + (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump + function. + (ipa_set_jf_unknown): Set ipa_bits::known to false. + (ipa_compute_jump_functions_for_edge): Compute jump function for bits + propagation. + (ipa_node_params_t::duplicate): Copy src->bits into dst->bits. + (ipa_write_jump_function): Add streaming for ipa_bits. + (ipa_read_jump_function): Add support for reading streamed ipa_bits. + (write_ipcp_transformation_info): Add streaming for ipa_bits + summary for ltrans. + (read_ipcp_transfomration_info): Add support for reading streamed + ipa_bits. + (ipcp_update_bits): New function. + (ipcp_transform_function): Call ipcp_update_bits. + +2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com> + + * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update. + (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update. + +2016-08-25 David Edelsohn <dje.gcc@gmail.com> + + * multiple_target.c (pass_data_dispatcher_calls): Fix typo. + +2016-08-25 Richard Biener <rguenther@suse.de> + + * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes): + Only add locations in late dwarf. + (gen_scheduled_generic_parms_dies): Do not set early dwarf here. + (dwarf2out_early_finish): But do it here. + +2016-08-24 Michael Collison <michael.collison@linaro.org> + Michael Collison <michael.collison@arm.com> + + * config/arm/arm-modes.def: Add new condition code mode CC_V + to represent the overflow bit. + * config/arm/arm.c (maybe_get_arm_condition_code): + Add support for CC_Vmode. + (arm_gen_unlikely_cbranch): New function to generate common + rtl conditional branches for overflow patterns. + * config/arm/arm-protos.h: Add prototype for + arm_gen_unlikely_cbranch. + * config/arm/arm.md (addv<mode>4, add<mode>3_compareV, + addsi3_compareV_upper): New patterns to support signed + builtin overflow add operations. + (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper): + New patterns to support unsigned builtin add overflow operations. + (subv<mode>4, sub<mode>3_compare1): New patterns to support signed + builtin overflow subtract operations, + (usubv<mode>4): New patterns to support unsigned builtin subtract + overflow operations. + (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns + to support builtin overflow negate operations. + +2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + Revert + 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com> + + * explow.c (get_dynamic_stack_size): Take known alignment of stack + pointer + STACK_DYNAMIC_OFFSET into account when calculating the size + needed. + +2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in + MULTILIB_OPTIONS should be used. Small wording fixes. + * genmultilib: Memorize set of all option combinations in + combination_space. Detect if RHS of MULTILIB_REUSE uses an option not + found in MULTILIB_OPTIONS by checking if option set is listed in + combination_space. Output new and existing error message to stderr. + +2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for + -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8. + Fix typo in -mfpu=vfpv3-d16-fp16 mapping. + (MULTILIB_REUSE): Remove reuse rules for option set including + -mfpu=fp-armv8 and -mfpu=vfpv4 + +2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de> + + * config/arm/t-rtems: Add vfp multilib. + +2016-08-23 Ian Lance Taylor <iant@golang.org> + + * config/s390/s390.c (s390_asm_file_start): Call + default_file_start. + +2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set + initialization of all 0's to the 0 constant, instead of directly + generating XOR. Add support for V4SImode vector initialization on + 64-bit systems with direct move, and rework the ISA 3.0 V4SImode + initialization. Change variables used in V4SFmode vector + intialization. For V4SFmode vector splat on ISA 3.0, make sure + any memory addresses are in index form. Add support for using + VSPLTH/VSPLTB to initialize vector short and vector char vectors + with all of the same element. + (regno_or_subregno): New helper function to return a register + number for either REG or SUBREG. + (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>. + Use regno_or_subregno where possible. + (rs6000_split_v4si_init_di_reg): New helper function to build up a + DImode value from two SImode values in order to generate V4SImode + vector initialization on 64-bit systems with direct move. + (rs6000_split_v4si_init): Split up the insns for a V4SImode vector + initialization. + (rtx_is_swappable_p): V4SImode vector initialization insn is not + swappable. + * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add + declaration. + * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and + attributes to initialize V8HImode and V16QImode vectors with the + same element. + (VSX_SPLAT_COUNT): Likewise. + (VSX_SPLAT_SUFFIX): Likewise. + (UNSPEC_VSX_VEC_INIT): New unspec. + (vsx_concat_v2sf): Eliminate using 'preferred' register classes. + Allow SFmode values to come from Altivec registers. + (vsx_init_v4si): New insn/split for V4SImode vector initialization + on 64-bit systems with direct move. + (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode + vector initializations, to allow V4SImode vector initializations + on 64-bit systems with direct move. + (vsx_splat_v4si): Likewise. + (vsx_splat_v4si_di): Likewise. + (vsx_splat_v4sf): Likewise. + (vsx_splat_v4sf_internal): Likewise. + (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred' + register classes. + (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise. + (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support + initializing V8HImode and V16QImode vectors with the same + element. + * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow + optimization if -maltivec=be. + +2016-08-23 Christophe Lyon <christophe.lyon@linaro.org> + + * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it + attribute for alternatives 3 and 4. + +2016-08-23 David Malcolm <dmalcolm@redhat.com> + + * selftest.c (selftest::assert_str_contains): New function. + (selftest::test_assertions): Verify ASSERT_STR_CONTAINS. + * selftest.h (selftest::assert_str_contains): New decl. + (ASSERT_STR_CONTAINS): New macro. + +2016-08-23 Richard Biener <rguenther@suse.de> + + PR tree-optimization/77286 + * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify + the CFG here. + (vect_transform_loop): Split exit edges of loop and scalar + loop if required and at the appropriate time. + +2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com> + + * explow.c (get_dynamic_stack_size): Take known alignment of stack + pointer + STACK_DYNAMIC_OFFSET into account when calculating the size + needed. + Correct a typo in a comment. + +2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com> + + * config/s390/s390.md ("*andc_split"): New splitter for and with + complement. + +2016-08-23 Richard Biener <rguenther@suse.de> + + PR tree-optimization/27336 + * tree-vrp.c (infer_value_range): Handle stmts that can throw + by looking for a non-EH edge. + (process_assert_insertions_for): Likewise. + +2016-08-23 Richard Biener <rguenther@suse.de> + + PR middle-end/77305 + * statistics.c (statistics_counter_event): Robustify against + NULL current_pass. + +2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com> + + * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW + for targets amdfam10 and barcelona. + +2016-08-22 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative. + (zero_extend<mode>di2): Ditto. + (*zero_extend<mode>si2): Ditto. + (*zero_extendqihi2): Ditto. + +2016-08-22 Joseph Myers <joseph@codesourcery.com> + + PR middle-end/77269 + * builtins.c (fold_builtin_classify): Use builtin_decl_explicit + (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign. + +2016-08-22 Patrick Palka <ppalka@gcc.gnu.org> + + * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of + identical consecutive elements. + [SSA_NAME]: Print the name's def stmt on its own line. When printing + the node's def stmt, avoid printing an unwanted trailing newline by + replacing the call to print_gimple_stmt() with its inlined body and + adjusting it to not set pp_needs_newline and to call pp_flush() + instead of pp_newline_and_flush(). + +2016-08-22 Joseph Myers <joseph@codesourcery.com> + + * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node) + (float32_type_node, float64_type_node, float32x_type_node) + (float128x_type_node): New macros. + * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64) + (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X) + (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128) + (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X) + (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32) + (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128) + (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X) + (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING) + (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING) + (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING) + (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING) + (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32) + (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128) + (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X) + (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X) + (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions. + * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro. + (copysign, fabs, huge_val, inf, nan, nans): Use it. + * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs + and copysign. + (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val. + (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs. + * doc/extend.texi (Other Builtins): Document these built-in + functions. + * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX + for nan and nans. + +2016-08-22 Gerald Pfeifer <gerald@pfeifer.com> + + * doc/install.texi (Binaries): www.opencsw.org now uses https. + +2016-08-22 Richard Biener <rguenther@suse.de> + + * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order. + +2016-08-21 Uros Bizjak <ubizjak@gmail.com> + + PR target/77270 + * config/i386/i386.md (prefetch): When TARGET_PRFCHW or + TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for + non-SSE2 athlons only, otherwise prefer SSE prefetches. + +2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org> + + * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR. + (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P. + (vrp_visit_switch_stmt): Likewise. + (extract_range_from_stmt): Factored out from vrp_visit_stmt. + (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt. + (vrp_visit_stmt): Use extract_range_from_stmt. + (vrp_visit_phi_node): Use extract_range_from_phi_node. + +2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org> + + * Makefile.in: Add tree-vrp.h to GTFILES. + * gengtype.c (open_base_files): Add tree-vrp.h. + * asan.c: Add tree-vrp.h which now has the definition value_range_type. + * builtins.c: Likewise. + * fold-const.c: Likewise. + * gimple-builder.c: Likewise. + * gimple-laddress.c: Likewise. + * hsa-gen.c: Likewise. + * internal-fn.c: Likewise. + * ssa.h: Likewise. + * targhooks.c: Liewise, + * tree-ssa-address.c: Likewise. + * tree-ssanames.h (value_range_type: Move to tree-vrp.h. + * tree-vrp.c (struct value_range): Move to tree-vrp.h + * tree-vrp.h: New file. + +2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org> + + PR tree-optimization/61839 + * tree-vrp.c (two_valued_val_range_p): New. + (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is + two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2). + Also Convert VAR BINOP CST where VAR is two-valued to + VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST). + +2016-08-19 David Malcolm <dmalcolm@redhat.com> + + * diagnostic-show-locus.c + (layout::annotation_line_showed_range_p): New method. + (layout::print_any_fixits): Remove case fixit_hint::REMOVE. + Reimplement case fixit_hint::REPLACE to cover removals, and + replacements where the range of the replacement isn't one + of the ranges in the rich_location. + (test_one_liner_fixit_replace): Likewise. + (selftest::test_one_liner_fixit_replace_non_equal_range): New + function. + (selftest::test_one_liner_fixit_replace_equal_secondary_range): + New function. + (selftest::test_diagnostic_show_locus_one_liner): Call the new + functions. + * diagnostic.c (print_parseable_fixits): Remove case + fixit_hint::REMOVE. + +2016-08-19 Uros Bizjak <ubizjak@gmail.com> + + PR target/77270 + * config/i386/i386.c (ix86_option_override_internal): Remove + PTA_PRFCHW from entries that also have PTA_3DNOW flag. + Enable SSE prefetch also for TARGET_PREFETCHWT1. + Do not try to enable TARGET_PRFCHW ISA flag here. + * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW. + Rewrite expander function body. + (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1. + +2016-08-19 Joseph Myers <joseph@codesourcery.com> + + PR c/32187 + * tree-core.h (TI_COMPLEX_FLOAT16_TYPE) + (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE) + (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE) + (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE) + (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST) + (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE) + (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE) + (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE) + (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum + tree_index values. + (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New + macros. + (struct floatn_type_info): New structure type. + (floatn_nx_types): New variable declaration. + * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE) + (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node) + (COMPLEX_FLOATN_NX_TYPE_NODE): New macros. + * tree.c (floatn_nx_types): New variable. + (build_common_tree_nodes): Initialize _FloatN, _FloatNx and + corresponding complex types. + * target.def (floatn_mode): New hook. + * targhooks.c: Include "real.h". + (default_floatn_mode): New function. + * targhooks.h (default_floatn_mode): New prototype. + * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx + types. + * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new + effective-target and dg-add-options keywords. + (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime): + Document new effective-target keywords. + * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook. + * doc/tm.texi: Regenerate. + * ginclude/float.h (LDBL_DECIMAL_DIG): Define to + __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__. + [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS + 18661-3. + * real.h (struct real_format): Add field ieee_bits. + * real.c (ieee_single_format, mips_single_format) + (motorola_single_format, spu_single_format, ieee_double_format) + (mips_double_format, motorola_double_format) + (ieee_extended_motorola_format, ieee_extended_intel_96_format) + (ieee_extended_intel_128_format) + (ieee_extended_intel_96_round_53_format, ibm_extended_format) + (mips_extended_format, ieee_quad_format, mips_quad_format) + (vax_f_format, vax_d_format, vax_g_format, decimal_single_format) + (decimal_double_format, decimal_quad_format, ieee_half_format) + (arm_half_format, real_internal_format: Initialize ieee_bits + field. + * config/i386/i386.c (ix86_init_builtin_types): Do not initialize + float128_type_node. Set float80_type_node to float64x_type_node + if appropriate and long_double_type_node not appropriate. + * config/ia64/ia64.c (ia64_init_builtins): Likewise. + * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): + Initialize ieee_bits field. + * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro. + (rs6000_init_builtins): Set ieee128_float_type_node to + float128_type_node. + (rs6000_floatn_mode): New function. + +2016-08-19 Jakub Jelinek <jakub@redhat.com> + + * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step, + _rdseed64_step): Uglify argument names and/or local variable names + in inline functions. + * config/i386/rtmintrin.h (_xabort): Likewise. + * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64, + _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64, + _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32, + _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64, + _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64, + _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32, + _mm_maskz_ternarylogic_epi32): Likewise. + * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64, + __lwpins32, __lwpins64): Likewise. + * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd, + _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd, + _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd, + _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps, + _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps, + _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64, + _mm_mask_i32gather_epi64, _mm256_i32gather_epi64, + _mm256_mask_i32gather_epi64, _mm_i64gather_epi64, + _mm_mask_i64gather_epi64, _mm256_i64gather_epi64, + _mm256_mask_i64gather_epi64, _mm_i32gather_epi32, + _mm_mask_i32gather_epi32, _mm256_i32gather_epi32, + _mm256_mask_i32gather_epi32, _mm_i64gather_epi32, + _mm_mask_i64gather_epi32, _mm256_i64gather_epi32, + _mm256_mask_i64gather_epi32): Likewise. + * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise. + * config/i386/ia32intrin.h (__writeeflags): Likewise. + * config/i386/pkuintrin.h (_wrpkru): Likewise. + * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd, + _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd, + _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd, + _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd, + _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd, + _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd, + _mm512_mask_prefetch_i64scatter_ps): Likewise. + * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise. + * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64, + _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64, + _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32, + _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps, + _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps, + _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64, + _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise. + + * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines + returning void. + (_fxrstor, _fxsave64, _fxrstor64): Likewise. + * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64): + Likewise. + * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise. + * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after + function name. + (_rdpkru_u32): Add space after function name. + + * config/i386/t-i386 (i386-c.o): Don't depend on + i386-builtin-types.inc. + (i386.o): Depend on i386-builtin-types.inc. + +2016-08-19 Matthew Wahab <matthew.wahab@arm.com> + + PR target/77281 + * config/arm/arm.c (neon_valid_immediate): Delete declaration. + Use const_vec_duplicate to check for duplicated elements. + +2016-08-19 Richard Biener <rguenther@suse.de> + + PR tree-optimization/77290 + * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): + Fix flag_tree_parallelize_loops check. + +2016-08-19 Richard Biener <rguenther@suse.de> + + * match.pd (x | 0 -> x): Add. + +2016-08-19 Richard Biener <rguenther@suse.de> + + PR tree-optimization/77286 + * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges): + Deal with virtual PHIs being out-of-order. + +2016-08-18 David Malcolm <dmalcolm@redhat.com> + + * doc/invoke.texi (fverbose-asm): Note that source code lines + are emitted, and provide an example. + * final.c (asm_show_source): New function. + (final_scan_insn): Call asm_show_source. + +2016-08-18 David Malcolm <dmalcolm@redhat.com> + + * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic + param with diagnostic_kind. + (class colorizer): Similarly replace field m_diagnostic with + m_diagnostic_kind. + (colorizer::colorizer): Replace diagnostic + param with diagnostic_kind. + (colorizer::begin_state): Update for above field change. + (layout::layout): Replace diagnostic param with rich_location * + and diagnostic_kind. + (diagnostic_show_locus): Replace diagnostic param with richloc + and diagnostic_kind. + (class selftest::test_diagnostic_context): New class. + (selftest::test_diagnostic_show_locus_unknown_location): New + function. + (selftest::test_one_liner_simple_caret): New function. + (selftest::test_one_liner_caret_and_range): New function. + (selftest::test_one_liner_multiple_carets_and_ranges): New + function. + (selftest::test_one_liner_fixit_remove): New function. + (selftest::test_one_liner_fixit_replace): New function. + (selftest::test_diagnostic_show_locus_one_liner): New function. + (selftest::diagnostic_show_locus_c_tests): Call the new test + functions. + * diagnostic.c (diagnostic_initialize): Initialize + colorize_source_p, show_ruler_p and parseable_fixits_p. + (default_diagnostic_finalizer): Update for change to + diagnostic_show_locus. + (diagnostic_append_note): Likewise. + * diagnostic.h (diagnostic_show_locus): Replace + const diagnostic_info * param with location * and diagnostic_t. + +2016-08-18 David Malcolm <dmalcolm@redhat.com> + + * input.c (saved_line_table): New global. + (class selftest::temp_line_table): Rename to line_table_test and + move declaration to selftest.h, and drop field m_old_line_table. + (selftest::temp_line_table::temp_line_table): Rename ctor to... + (selftest::line_table_test::line_table_test): ...this. Add a + default ctor. Store current value of line_table within + saved_line_table. + (selftest::temp_line_table::~temp_line_table): Rename dtor to... + (selftest::line_table_test::~line_table_test): ...this, and + restore line_table from the saved_line_table, rather than + m_old_line_table. + (selftest::test_accessing_ordinary_linemaps): Update for above + renaming. + (selftest::test_lexer): Likewise. + (struct selftest::lexer_test): Likewise. + (selftest::lexer_test::lexer_test): Likewise. + (selftest::input_c_tests): Move the looping over test cases from + here into... + (selftest::for_each_line_table_case): New function. + * input.h (saved_line_table): New decl. + * selftest.h (struct selftest::line_table_case): New forward decl. + (class selftest::line_table_test): New class, moved here from + selftest::temp_line_table in input.c, and renamed. + (selftest::for_each_line_table_case): New decl. + +2015-08-18 H.J. Lu <hongjiu.lu@intel.com> + + PR target/72839 + * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17. + +2016-08-18 Chung-Lin Tang <cltang@codesourcery.com> + + PR middle-end/70895 + * gimplify.c (omp_add_variable): Adjust/add variable mapping on + enclosing parallel construct for reduction variables on OpenACC loop + directives. + +2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com> + + * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment. + (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for + -gdwarf-3. + (function_to_dwarf_procedure): Update comment. + +2016-08-18 David Malcolm <dmalcolm@redhat.com> + + * input.c (diagnostics_file_cache_forcibly_evict_file): New + function. + * input.h (diagnostics_file_cache_forcibly_evict_file): New + declaration. + * selftest.c (selftest::temp_source_file::~temp_source_file): + Evict m_filename from the diagnostic file cache. + +2016-08-18 Richard Biener <rguenther@suse.de> + + * tree-pass.h (make_pass_materialize_all_clones): Declare. + * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones, + make_pass_materialize_all_clones): New simple IPA pass encapsulating + clone materialization. + * passes.def (all_late_ipa_passes): Start with + pass_materialize_all_clones. + * cgraphunit.c (symbol_table::compile): Remove call to + materialize_all_clones. + * tree-into-ssa.c: Include statistics.h. + (update_ssa): Count number of times we do incremental/rewrite + SSA update. + +2016-08-18 Richard Biener <rguenther@suse.de> + + PR tree-optimization/77282 + * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): + When doing auto-parallelizing also prevent use of PHIs that + carry dependences across loop backedges. + +2016-08-18 Tamar Christina <tamar.christina@arm.com> + Ramana Radhakrishnan <ramana.radhakrishnan@arm.com> + + * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls. + +2016-08-18 Richard Biener <rguenther@suse.de> + + * ssa-iterators.h (ssa_vuse_operand): New inline. + * tree-if-conv.c (ifc_temp_var): Update virtual operand. + (predicate_all_scalar_phis): Use remove_phi_node to remove + phi nodes predicated. Delay removing virtual PHIs. + (predicate_mem_writes): Update virtual operands. + (combine_blocks): Likewise. Propagate out remaining virtual PHIs. + (tree_if_conversion): Do not rewrite virtual SSA form. + * tree-phinodes.c (release_phi_node): Make static. + * tree-phinodes.h (release_phi_node): Remove. + +2016-08-18 Jakub Jelinek <jakub@redhat.com> + + * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_* + codes that appear in bdesc_* arrays, instead include i386-builtin.def + twice to define those. + (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args, + bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const, + bdesc_multi_arg): Define by including i386-builtin.def the third time. + * config/i386/i386-builtin.def: New file. + +2016-08-17 David Malcolm <dmalcolm@redhat.com> + + * input.c (get_source_range_for_char): Rename to... + (selftest::get_source_range_for_char): ...this, and move within + the #if CHECKING_P guard. + (get_num_source_ranges_for_substring): Rename to... + (selftest::get_num_source_ranges_for_substring): ...this, move + within the #if CHECKING_P guard, and make static. + (selftest::assert_num_substring_ranges): Initialize + actual_num_ranges. + +2016-08-18 Alan Modra <amodra@gmail.com> + + PR rtl-optimization/72771 + * reload.c (find_reloads): Don't assume that a subreg mem is OK + when find_reloads_toplev returns address_reloaded==-1. + (alternative_allows_const_pool_ref): Update comment. + +2015-08-17 Alan Hayward <alan.hayward@arm.com> + + PR tree-optimization/71752 + * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering. + * tree-vect-slp.c (vect_get_slp_defs): Handle null operands. + +2016-08-17 Jakub Jelinek <jakub@redhat.com> + + * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p + instead of testing ECF_NORETURN bit in gimple_call_flags. + * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise. + * predict.c (tree_bb_level_predictions): Likewise. + * gimple-low.c (gimple_stmt_may_fallthru): Likewise. + + PR middle-end/77259 + * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If + turning a call into __builtin_unreachable-like noreturn call, adjust + gimple_call_set_fntype. + * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if + gimple_call_fntype has void return type. + +2016-08-17 Chung-Lin Tang <cltang@codesourcery.com> + + * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use + maybe_lookup_decl, to handle nested acc loop directives. + +2016-08-17 Richard Biener <rguenther@suse.de> + + PR tree-optimization/76490 + * tree-vrp.c (update_value_range): Preserve overflow infinities + when intersecting with ranges from get_range_info. + (operand_less_p): Handle overflow infinities correctly. + (value_range_constant_singleton): Use vrp_operand_equal_p + to handle overflow max/min correctly. + (vrp_valueize): Likewise. + (union_ranges): Likewise. + (intersect_ranges): Likewise. + (vrp_visit_phi_node): Improve iteration limitation to only + apply when we'll possibly re-visit the PHI via a changed argument + on the backedge. + +2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ... + (MULTILIB_REQUIRED): This by specifying multilib needing to be built + rather than those that should not be built. + +2016-08-17 Stanislaw Halik <sthalik@misaki.pl> + + PR target/66488 + * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__. + +2016-08-17 Richard Biener <rguenther@suse.de> + + * tree-ssa.c: Include tree-cfg.h and tree-dfa.h. + (verify_vssa): New function verifying virtual SSA form. + (verify_ssa): Call it. + * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2): + Do not apply loop-closed SSA handling to virtuals. + * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION. + * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names + when rewriting their symbol. + (prepare_def_site_for): Likewise. + * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual + operands of moved stmts. + +2016-08-17 Richard Biener <rguenther@suse.de> + + PR tree-optimization/23855 + * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h. + (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we + find guards to hoist. Do not update SSA form but rewrite virtuals + into loop closed SSA. + (find_loop_guard): Adjust to skip already hoisted guards. Do + not mark virtuals for renaming or update SSA form. + +2016-08-17 Martin Liska <mliska@suse.cz> + + * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with + a LONG_LONG_TYPE_SIZE comparison. + * gcov-io.h: Remove macro definitions. + * tree-profile.c (gimple_gen_edge_profiler): Replace usage + of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE + comparison. + +2016-08-16 Jakub Jelinek <jakub@redhat.com> + + * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so + that builtins not mentioned in bdesc_* arrays come first, then + the ones mentioned in bdesc_* arrays in the order they appear in + the arrays in between IX86_BUILTIN__BDESC_*_FIRST and + IX86_BUILTIN__BDESC_*_LAST enumerator. + (bdesc_mpx): Fix up a comment typo. + (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and + __builtin_ia32_vpcomneu[bwdq] builtins. + (BDESC_VERIFY, BDESC_VERIFYS): Define. + (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify + enum ix86_builtins ordering. + (ix86_expand_builtin): Use enum ix86_builtins ordering assumption + for direct bdesc_* array member access instead of searching all the + arrays until an fcode match is found. + +2016-08-16 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn + pattern as define_insn_and_split. Split insn before reload to + ashl<mode>3_1. + (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to + <shift_insn><mode>3_1. + (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to + <rotate_insn><mode>3_1. + +2016-08-16 David Malcolm <dmalcolm@redhat.com> + + PR c/72857 + * input.c (get_source_range_for_substring): Rename to... + (get_source_location_for_substring): ...this, adding param + "caret_idx", and converting output param from source_range * to + location_t *. + (get_source_range_for_char): New function. + (get_num_source_ranges_for_substring): Update comment to reflect + above renaming. + (assert_char_at_range): Update to use get_source_range_for_char + rather than get_source_range_for_substring. + (test_lexer_string_locations_concatenation_2): Likewise. + * substring-locations.h (get_source_range_for_substring): Rename + to... + (get_source_location_for_substring): ...this, and adding param + "caret_idx", and converting output param from source_range * to + location_t *. + +2016-08-16 David Malcolm <dmalcolm@redhat.com> + + * input.c (class selftest::temp_source_file): Move to + selftest.h. + (selftest::temp_source_file::temp_source_file): Move to + selftest.c. + (selftest::temp_source_file::~temp_source_file): Likewise. + * selftest.c (selftest::temp_source_file::temp_source_file): Move + here from input.c. + (selftest::temp_source_file::~temp_source_file): Likewise. + * selftest.h (class selftest::temp_source_file): Move here from + input.c + +2016-08-16 Jakub Jelinek <jakub@redhat.com> + + PR target/71910 + * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before + inlining, add cgraph edge for the added __builtin_unreachable call. + + PR middle-end/67485 + * expmed.c (expand_mult_const): Change val_so_far's type to UHWI, + only cast it to SHWI for the final comparison. + +2016-08-16 Martin Liska <mliska@suse.cz> + + PR gcov-profile/36412 + * doc/gcov.texi: Document --hash-filenames(-x). + * gcov.c (print_usage): Add the option. + (process_args): Process the option, sort options alphabetically. + (md5sum_to_hex): New function. + (make_gcov_file_name): Do the md5sum and append it to a + filename. + +2016-08-16 Bin Cheng <bin.cheng@arm.com> + + PR tree-optimization/69848 + * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE + and swtich operands to avoid additional NOT instruction. + (vcond<v_cmp_mixed><mode>): Ditto. + (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto. + +2016-08-16 Eric Botcazou <ebotcazou@adacore.com> + + * doc/install.texi (*-*-solaris2*): Adjust latest change. + +2016-08-16 Richard Biener <rguenther@suse.de> + + PR tree-optimization/76783 + * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear + BB visited flags at start. + +2016-08-16 Bin Cheng <bin.cheng@arm.com> + + PR tree-optimization/72817 + PR tree-optimization/73450 + * tree-ssa-loop-niter.c (number_of_iterations_ne): Check + multiple_of_p for adjusted IV.base. + +2016-08-15 Uros Bizjak <ubizjak@gmail.com> + + PR target/72867 + * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>): + Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name> + for !flag_finite_math_only or flag_signed_zeros. + (*<code><mode>3<mask_name><round_saeonly_name>): Rename from + *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not + depend on flag_finite_math_only. + (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>): + New insn pattern. + (*<code><mode>3<mask_name><round_saeonly_name>): Remove. + (*ieee_smin<mode>3): Ditto. + (*ieee_smax<mode>3): Ditto. + * config/i386/mmx.md (mmx_<code>v2sf3): Emit + mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or + flag_signed_zeros. + (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not + depend on flag_finite_math_only. + (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern. + (*mmx_<code>v2sf3): Remove. + * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute. + * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check + flag_signed_zeros instead of !flag_unsafe_math_optimizations. + +2016-08-15 Segher Boessenkool <segher@kernel.crashing.org> + + PR rtl-optimization/73650 + * lra-constraints.c (simple_move_p): If the insn is multiple_sets + it is not a simple move. + +2016-08-15 Martin Liska <mliska@suse.cz> + + PR driver/72765 + * gcc.c (do_spec_1): Call save_string with the right size. + (save_string): Do an assert about string we copy. + +2016-08-15 Richard Biener <rguenther@suse.de> + + * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop. + * config/i386/i386.c (pass_data_insert_vzeroupper): Account to + TV_MACH_DEP. + (pass_data_stv): Likewise. + +2016-08-15 Richard Biener <rguenther@suse.de> + + PR tree-optimization/73434 + * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve + TBAA info on the base when forwarding a non-invariant address. + +2016-08-15 Jakub Jelinek <jakub@redhat.com> + + * dwarf2out.c (struct checksum_attributes): Add + at_string_length_bit_size and at_string_length_byte_size fields. + (collect_checksum_attributes): Handle DW_AT_string_length_bit_size + and DW_AT_string_length_byte_size. + (die_checksum_ordered): Handle at_string_length_bit_size and + at_string_length_byte_size. + (gen_array_type_die): For dwarf_version >= 5 emit + DW_AT_string_length_byte_size instead of DW_AT_byte_size. + (adjust_string_types): For dwarf_version >= 5 remove + DW_AT_string_length_byte_size instead of DW_AT_byte_size. + (resolve_addr): Likewise. + + PR debug/71906 + * dwarf2out.c (string_types): New variable. + (gen_array_type_die): Change early_dwarf handling of + DW_AT_string_length, create DW_OP_call4 referencing the + length var temporarily. Handle parameters that are pointers + to string length. + (adjust_string_types): New function. + (gen_subprogram_die): Temporarily set string_types to local var, + call adjust_string_types if needed. + (non_dwarf_expression, copy_deref_exprloc, optimize_string_length): + New functions. + (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4. + +2016-08-15 Eric Botcazou <ebotcazou@adacore.com> + + * doc/install.texi (*-*-solaris2*): Fix version number and document + requirement on GNU make for building libjava with the Solaris linker. + +2016-08-15 Martin Liska <mliska@suse.cz> + Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/72824 + * tree-loop-distribution.c (const_with_all_bytes_same) + <case VECTOR_CST>: Fix a typo. + +2016-08-14 Uros Bizjak <ubizjak@gmail.com> + + PR target/76342 + * config/i386/avx512fintrin.h (_mm512_undefined_epi32): + Renamed from _mm512_undefined_si512. + (_mm_undefined_si512): New definition. + +2016-08-13 Richard Biener <rguenther@suse.de> + + * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate + into PHIs and update the lattice for its def. + +2016-08-12 Jakub Jelinek <jakub@redhat.com> + + PR c/71512 + * ubsan.c (instrument_si_overflow): Pass true instead of false + to gsi_replace. + (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end + of bbs. Return TODO_cleanup_cfg if any returned true. + +2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the + ISA 3.0 MTVSRDD instruction. + (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to + vecperm. + +2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de> + + PR tree-optimization/71083 + * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the + bitfield access when possible. + +2016-08-12 Patrick Palka <ppalka@gcc.gnu.org> + + PR middle-end/71654 + * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a + sign-changing cast from a shorter unsigned type to a wider + signed type. + +2016-08-12 Jakub Jelinek <jakub@redhat.com> + + * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm, + vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask, + vec_extract_hi_<mode>_mask): Use Yk constraint instead of k. + +2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): + Correct costs for vec_construct. + +2016-08-12 Bin Cheng <bin.cheng@arm.com> + + PR tree-optimization/69848 + * tree-vectorizer.h (enum vect_def_type): New condition reduction + type CONST_COND_REDUCTION. + * tree-vect-loop.c (vectorizable_reduction): Support new condition + reudction type CONST_COND_REDUCTION. + +2016-08-12 Richard Biener <rguenther@suse.de> + + PR tree-optimization/57326 + * tree-ssa-pre.c (fully_constant_expression): Handle simplification + returning an SSA name. + (phi_translate_1): When fully_constant_expression returns a NAME + make sure we have a leader for it. + +2016-08-12 Martin Liska <mliska@suse.cz> + Adam Fineman <afineman@afineman.com> + + * gcov.c (process_file): Create .gcov file when .gcda + file is missing. + +2016-08-12 Marek Polacek <polacek@redhat.com> + + PR c/7652 + * alias.c (find_base_value): Adjust fall through comment. + * cfgexpand.c (expand_debug_expr): Likewise. + * combine.c (find_split_point): Likewise. + (expand_compound_operation): Likewise. Add FALLTHRU. + (make_compound_operation): Adjust fall through comment. + (canon_reg_for_combine): Add FALLTHRU. + (force_to_mode): Adjust fall through comment. + (simplify_shift_const_1): Likewise. + (simplify_comparison): Likewise. + * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add + FALLTHRU. + * config/aarch64/predicates.md: Likewise. + * config/i386/i386.c (function_arg_advance_32): Likewise. + (ix86_gimplify_va_arg): Likewise. + (print_reg): Likewise. + (ix86_print_operand): Likewise. + (ix86_build_const_vector): Likewise. + (ix86_expand_branch): Likewise. + (ix86_sched_init_global): Adjust fall through comment. + (ix86_expand_args_builtin): Add FALLTHRU. + (ix86_expand_builtin): Likewise. + (ix86_expand_vector_init_one_var): Likewise. + * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise. + (rs6000_adjust_cost): Likewise. + (insn_must_be_first_in_group): Likewise. + * config/rs6000/rs6000.md: Likewise. Adjust fall through comment. + * dbxout.c (dbxout_symbol): Adjust fall through comment. + * df-scan.c (df_uses_record): Likewise. + * dojump.c (do_jump): Add FALLTHRU. + * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through + comment. + (resolve_args_picking_1): Adjust fall through comment. + (loc_list_from_tree_1): Likewise. + * expmed.c (make_tree): Likewise. + * expr.c (expand_expr_real_2): Add FALLTHRU. + (expand_expr_real_1): Likewise. Adjust fall through comment. + * fold-const.c (const_binop): Adjust fall through comment. + (fold_truth_not_expr): Likewise. + (fold_cond_expr_with_comparison): Add FALLTHRU. + (fold_binary_loc): Likewise. + (contains_label_1): Adjust fall through comment. + (multiple_of_p): Likewise. + * gcov-tool.c (process_args): Add FALLTHRU. + * genattrtab.c (check_attr_test): Likewise. + (write_test_expr): Likewise. + * genconfig.c (walk_insn_part): Likewise. + * genpreds.c (validate_exp): Adjust fall through comment. + (needs_variable): Likewise. + * gensupport.c (get_alternatives_number): Add FALLTHRU. + (subst_dup): Likewise. + * gimple-pretty-print.c (dump_gimple_assign): Likewise. + * gimplify.c (gimplify_addr_expr): Adjust fall through comment. + (gimplify_scan_omp_clauses): Add FALLTHRU. + (goa_stabilize_expr): Likewise. + * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall + through comment. + * hsa-gen.c (get_address_from_value): Likewise. + * ipa-icf.c (sem_function::hash_stmt): Likewise. + * ira.c (ira_setup_alts): Add FALLTHRU. + * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through + comment. + * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU. + * opts.c (common_handle_option): Likewise. + * read-rtl.c (read_rtx_code): Likewise. + * real.c (round_for_format): Likewise. + * recog.c (asm_operand_ok): Likewise. + * reginfo.c (reg_scan_mark_refs): Adjust fall through comment. + * reload1.c (set_label_offsets): Likewise. + (eliminate_regs_1): Likewise. + (reload_reg_reaches_end_p): Likewise. + * rtlanal.c (commutative_operand_precedence): Add FALLTHRU. + (rtx_cost): Likewise. + * sched-rgn.c (is_exception_free): Likewise. + * simplify-rtx.c (simplify_rtx): Adjust fall through comment. + * stor-layout.c (int_mode_for_mode): Likewise. + * toplev.c (print_to_asm_out_file): Likewise. + (print_to_stderr): Likewise. + * tree-cfg.c (gimple_verify_flow_info): Likewise. + * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU. + (chrec_fold_multiply): Likewise. + (evolution_function_is_invariant_rec_p): Likewise. + (for_each_scev_op): Likewise. + * tree-data-ref.c (siv_subscript_p): Likewise. + (get_references_in_stmt): Likewise. + * tree.c (find_placeholder_in_expr): Adjust fall through comment. + (substitute_in_expr): Likewise. + (type_cache_hasher::equal): Likewise. + (walk_type_fields): Likewise. + * var-tracking.c (adjust_mems): Add FALLTHRU. + (set_dv_changed): Adjust fall through comment. + * varasm.c (default_function_section): Add FALLTHRU. + +2016-08-12 Marek Polacek <polacek@redhat.com> + + PR c/7652 + * tree-complex.c (expand_complex_division): Add missing break. + +2016-08-12 Richard Biener <rguenther@suse.de> + + * passes.c (execute_todo): Do not push/pop TV_TODO. + (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution. + (execute_one_pass): Likewise. + * common.opt (ftime-report-details): New switch. + * doc/invoke.texi (ftime-report-details): Document. + * timevar.h (timer::print_row): Adjust signature. + (timer::all_zero): New static helper. + (timer::child_map_t): New typedef. + (timer::time_var_def): Add children field. + * timevar.c (timer::named_items::print): Adjust. + (timer::~timer): Free timevar recorded children. + (timer::pop_internal): When -ftime-report-details record + time spent in sub-timevars. + (timer::print_row): Adjust. + (timer::print): Print sub-timevar stats, use all_zero. + * timevar.def (TV_TODO): Remove. + +2016-08-12 Richard Biener <rguenther@suse.de> + + PR tree-optimization/72851 + * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt + worklists to use bitmaps indexed in execution order. + (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head, + bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove. + (cfg_blocks): Make a bitmap. + (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt): + New globals. + (cfg_blocks_empty_p): Adjust. + (cfg_blocks_add): Likewise. + (cfg_blocks_get): Likewise. + (add_ssa_edge): Likewise. + (add_control_edge): Likewise. + (simulate_stmt): Likewise. + (process_ssa_edge_worklist): Likewise. + (simulate_block): Likewise. + (ssa_prop_init): Compute PRE order and stmt UIDs. + (ssa_prop_fini): Adjust. + (ssa_propagate): Adjust. + +2016-08-12 Richard Biener <rguenther@suse.de> + + * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if + the currently executable edges have fixed ranges. Always + go through update_value_range. + +2016-08-12 Alexandre Oliva <aoliva@redhat.com> + + PR debug/63240 + * langhooks-def.h + (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify. + (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise. + (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default. + (LANG_HOOKS_DECLS): Add it. + * langhooks.h (struct lang_hooks_for_decls): Add + function_decl_defaulted. Const_tree-ify + function_decl_explicit_p and function_decl_deleted_p. + * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted + attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted, + also at strict DWARF v5. + + PR debug/55641 + * dwarf2out.c (decl_quals): Don't map TREE_READONLY to + TYPE_QUAL_CONST in reference-typed decls. + + PR debug/49366 + * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs + in DW_OP_pieces, just enough to handle pointers to member + functions. + (gen_remaining_tmpl_value_param_die_attribute): Use a location + expression on DWARFv5 if a constant value doesn't work. + +2016-08-11 David Malcolm <dmalcolm@redhat.com> + + * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests. + * selftest.c (selftest::test_assertions): New function. + (selftest::selftest_c_tests): New function. + * selftest.h (selftest::selftest_c_tests): New declaration. + +2016-08-11 Richard Biener <rguenther@suse.de> + Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + PR rtl-optimization/72855 + * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end. + +2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + PR target/72863 + * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time. + (vsx_store_<mode>): Likewise. + +2015-08-11 H.J. Lu <hongjiu.lu@intel.com> + + * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow + TImode CONST_WIDE_INT store. + (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store. + +2015-08-11 H.J. Lu <hongjiu.lu@intel.com> + + * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit + mode if unaligned SSE load and store are optimal. + +2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de> + + PR tree-optimization/71083 + * tree-predcom.c (ref_at_iteration): Correctly align the + reference type. + +2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390-builtin-types.def: Add INT128 types. + * config/s390/s390-builtins.def: Add INT128 variants for the add + sub low-level builtins dealing with TImode. + * config/s390/s390.c (s390_expand_builtin): Allow mode conversions + via subreg when expanding a builtin. + * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128, + UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants. + Fix comment. + * config/s390/vecintrin.h: Adjust builtin names accordingly. + * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander. + ("vec_addc<mode>", "vec_addc_u128"): Merge to + "vacc<bhfgq>_<mode>". + ("vec_adde_u128"): Rename to "vacq". Change mode to TImode. + ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode. + ("vec_subc<mode>", "vec_subc_u128"): Merge to + "vscbi<bhfgq>_<mode>". + ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode. + ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode. + +2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390-builtins.def: Mark last operand of s390_vlvg* + +2016-08-11 Bin Cheng <bin.cheng@arm.com> + + * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete + unused declaration. + (vcond<v_cmp_mixed><mode>): Ditto. + (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto. + +2016-08-11 Bin Cheng <bin.cheng@arm.com> + + * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init + variable explicitly, also assert on it before use. + +2016-08-11 Richard Biener <rguenther@suse.de> + + PR tree-optimization/72772 + * cfgloopmanip.c (create_preheader): Use split_edge if there + is a single loop entry, avoiding degenerate PHIs. + +2016-08-11 Richard Biener <rguenther@suse.de> + + * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove + unconditional TODO_cleanup_cfg. + (pass_thread_jumps::execute): Initialize loops, perform a CFG + cleanup only if we threaded a jump. + +2016-08-11 Alan Modra <amodra@gmail.com> + + PR target/71680 + * lra-constraints.c (simplify_operand_subreg): Allow subreg + mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also + slow. Emit two reloads for slow mem case, first loading in + fast innermode, then converting to required mode. + +2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org> + + * config/rs6000/altivec.h (vec_extract_exp): New macro. + (vec_extract_sig): New macro. + (vec_insert_exp): New macro. + (vec_test_data_class): New macro. + (scalar_extract_exp): New macro. + (scalar_extract_sig): New macro. + (scalar_insert_exp): New macro. + (scalar_test_data_class): New macro. + (scalar_test_neg): New macro. + (scalar_cmp_exp_gt): New macro. + (scalar_cmp_exp_lt): New macro. + (scalar_cmp_exp_eq): New macro. + (scalar_cmp_exp_unordered): New macro. + * config/rs6000/predicates.md (u7bit_cint_operand): New predicate + to enforce constraint that operand is a 7-bit unsigned literal. + * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro + for power9 built-ins. + (BU_P9V_VSX_2): Likewise. + (BU_P9V_64BIT_VSX_2): Likewise. + (VSEEDP): Add scalar extract exponent support. + (VSEESP): Add scalar extract signature support. + (VSTDCNDP): Add scalar test negative support. + (VSTDCNSP): Likewise. + (VSIEDP): Add scalar insert exponent support. + (VSCEDPGT): Add scalar compare exponent greater than support. + (VSCEDPLT): Add scalar compare exponent less than support. + (VSCEDPEQ): Add scalar compare exponent test-for-equality support. + (VSCEDPUO): Add scalar compare exponent test-for-unordered support. + (VSTDCDP): Add scalar test data class support. + (VSTDCSP): Likewise. + (VSEEDP): Add overload support for scalar extract exponent + operation. + (VSESDP): Add overload support for scalar extract signature + operation. + (VSTDCN): Add overload support for scalar test negative + operation. + (VSTDCNDP): Add overload support for scalar test negative + operation. + (VSTDCNSP): Add overload support for scalar test negative + operation. + (VSIEDP): Add overload support for scalar insert exponent + operation. + (VSTDC): Add overload support for scalar test data class + operation. + (VSTDCDP): Add overload support for scalar test data class + operation. + (VSTDCSP): Add overload support for scalar test data class + opreation. + (VSCEDPGT): Add overload support for scalar compare exponent + greater than operation. + (VSCEDPLT): Add overload support for scalar compare exponent + less than operation. + (VSCEDPEQ): Add overload support for scalar compare exponent + test-for-equality operation. + (VSCEDPUO): Add overload support for scalar compare exponent + test-for-unordered operation. + (VEEDP): Add vector extract exponent support. + (VEESP): Likewise. + (VESDP): Add vector extract significand support. + (VESSP): Likewise. + (VIEDP): Add vector insert exponent support. + (VIESP): Likewise. + (VTDCDP): Add vector test data class support. + (VTDCSP): Likewise. + (VES): Add overload support for vector extract significand operation. + (VESDP): Likewise. + (VESSP): Likewise + (VEE): Add overload support for vector extract exponent operation. + (VEEDP): Likewise. + (VEESP): Likewise. + (VTDC): Add overload support for vector test data class operation. + (VTDCDP): Likewise. + (VTDCSP): Likewise. + (VIE): Add overload support for vector insert exponent operation. + (VIEDP): Likewise. + (VIESP): Likewise. + * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add + overloaded binary floating point functions. + (altivec_resolve_overloaded_builtin): Improve error messages to + distinguish between functions not supported in the current + compiler configuration and functions that were invoked with an + invalid parameter combination, and include the built-in function + name in both error messages. + * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name): + New prototype. + * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New + function. + (rs6000_expand_binop_builtin): Add check to enforce that argument + 2 of the test data class operations is a 7-bit unsigned literal. + (rs6000_invalid_builtin): Add code to issue an error message if a + built-in function that requires the power9_vector and -m32 + command-line options is compiled without these options. + * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value. + (UNSPEC_VSX_SXSIGDP): New value. + (UNSPEC_VSX_SXSIGPDP): New value. + (UNSPEC_VSX_SIEXPDP): New value. + (UNSPEC_VSX_SCMPEXPDP): New value. + (UNSPEC_VSX_STSTDC): New value. + (UNSPEC_VSX_VXEXP): New value. + (UNSPEC_VSX_VXSIG): New value. + (UNSPEC_VSX_VIEXP): New value. + (UNSPEC_VSX_VTSTDC): New value. + (xsxexpdp): New insn for scalar extract exponent. + (xsxsigdp): New insn for scalar extract significand. + (xsiexpdp): New insn for scalar insert exponent. + (xscmpexpdp_<code>): New expansion for scalar compare exponents. + (*xscmpexpdp): New insn for scalar compare exponents. + (xststdc<Fvsx): New expansion for both single- and + double-precision scalar test data class operations. + (xststdcneg<Fvsx>): New expansion for both single- and + double-precision scalar test for negative value operations. + (*xststdc<Fvsx>): New insn for scalar test data class + operation. + (xvxexp<VSs>): New insn for single- and double-precision + vector extract exponent operation. + (xvxsig<VSs>): New insn for single- and double-precision + vector extract significand operation. + (xviexp<VSs>): New insn for single- and double-precision + vector insert exponent operation. + (xvtstdc<VSs>): New insn for single- and double-precision + vector test data class operation. + * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document + built-in functions to represent the Power9 binary floating-point + support instructions. + +2016-08-10 bin cheng <bin.cheng@arm.com> + + * doc/sourcebuild.texi (@item vect_cond_mixed): New item. + +2016-08-10 Alan Lawrence <alan.lawrence@arm.com> + Renlin Li <renlin.li@arm.com> + Bin Cheng <bin.cheng@arm.com> + + * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New. + * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call + gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di. + (aarch64_vcond_internal<mode><mode>): Delete pattern. + (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto. + (vcond<v_cmp_result><mode>): Ditto. + (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask. + (vcondu<mode><mode>): Ditto. + (vcond<v_cmp_mixed><mode>): New pattern. + (vcondu<mode><v_cmp_mixed>): New pattern. + (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead + of aarch64_vcond_internal. + +2016-08-10 Alan Lawrence <alan.lawrence@arm.com> + Renlin Li <renlin.li@arm.com> + Bin Cheng <bin.cheng@arm.com> + + * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern. + (vec_cmp<mode><v_cmp_result>): New pattern. + (vec_cmpu<mode><mode>): New pattern. + (vcond_mask_<mode><v_cmp_result>): New pattern. + +2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com> + + PR tree-optimization/71734 + * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument + REF_LOOP, invoke ref_indep_loop_p_1. + (outermost_indep_loop): Pass LOOP argumnet where REF was defined + to ref_indep_loop_p. + (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP, + combine it with ref_indep_lopp_p_2, update SAFELEN if only REF + is inside LOOP, do not cache dpendence value for loops with + non-zero SAFELEN. + (ref_indep_loop_p_2): Delete function. + (can_sm_ref_p): Pass LOOP as additional argument to + ref_indep_loop_p. + +2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/72853 + * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op + being an offsettable address. + +2016-08-10 Martin Liska <mliska@suse.cz> + + PR gcov-profile/58306 + * tree-profile.c (gimple_init_edge_profiler): Create conditionally + atomic variants of profile update functions. + +2016-08-10 Martin Liska <mliska@suse.cz> + + Cherry picked (and modified) from google-4_7 branch + 2012-12-26 Rong Xu <xur@google.com> + * common.opt (fprofile-update): Add new flag. + * coretypes.h: Define enum profile_update. + * doc/invoke.texi: Document -fprofile-update. + * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and + GCOV_TYPE_ATOMIC_FETCH_ADD_FN. + * tree-profile.c (gimple_init_edge_profiler): Generate + also atomic profiler update. + (gimple_gen_edge_profiler): Likewise. + +2016-08-10 David Malcolm <dmalcolm@redhat.com> + + * toplev.c (finalize): Set aux_info_file, asm_out_file, and + stack_usage_file to NULL after fclose calls. + +2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com> + + PR target/71873 + * reload.c (push_reload): Compute subreg_in_class for + subregs of constants and plus expressions. Remove special + handling of SYMBOL_REFs. + +2016-08-10 Alan Modra <amodra@gmail.com> + + PR target/71680 + * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return + SImode for TARGET_E500_DOUBLE when given SImode. + +2016-08-09 David Wohlferd <dw@LimeGreenSocks.com> + + * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove + unused variable __O. + +2016-08-09 Martin Liska <mliska@suse.cz> + + * doc/gcov.texi: Change _gcov_dump to __gcov_dump and + _gcov_reset to __gcov_reset. + * doc/gcov-tool.texi: Fix typo. + +2016-08-09 Martin Liska <mliska@suse.cz> + + * value-prof.c (gimple_divmod_values_to_profile): Do not + instrument MOD histogram if a value is not a SSA name. + +2016-08-09 Martin Liska <mliska@suse.cz> + + * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2 + values. + +2016-08-09 Renlin Li <renlin.li@arm.com> + + PR middle-end/64971 + * calls.c (prepare_call_address): Convert funexp to Pmode when + necessary. + * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971. + (sibcall_value): Likewise. + +2016-08-09 Marek Polacek <polacek@redhat.com> + + PR c/7652 + * cselib.c (cselib_expand_value_rtx_1): Add return. + * gengtype.c (dbgprint_count_type_at): Likewise. + * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise. + * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning. + +2016-08-09 Martin Jambor <mjambor@suse.cz> + + PR ipa/71981 + * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully + if instance is a MEM_REF. + +2016-08-09 Uros Bizjak <ubizjak@gmail.com> + + PR target/72843 + * config/i386/i386.md (*movtf_internal): Use + lra_in_progress || reload_completed instead of !can_create_pseudo_p + in the insn constraint. + (*movxf_internal): Ditto. + (*movdf_internal): Ditto. + (*movsf_internal): Ditto. + +2016-08-09 Bin Cheng <bin.cheng@arm.com> + + PR tree-optimization/72772 + * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality + for expanded base. + +2016-08-09 Bin Cheng <bin.cheng@arm.com> + + PR tree-optimization/72772 + * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete + parameter STOP. + * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete + parameter STOP and update calls. Move expand_simple_operations + function call from here... + (simplify_using_initial_conditions): ...to here. Delete parameter + STOP. + (tree_simplify_using_condition): Delete parameter STOP. + * tree-scalar-evolution.c (simple_iv_with_niters): Update call to + simplify_using_initial_conditions. + +2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com> + + PR c/65345 + * config/mips/mips.c (mips_atomic_assign_expand_fenv): + Use create_tmp_var_raw instead of create_tmp_var. + +2016-08-09 Richard Biener <rguenther@suse.de> + + * tree-ssa-threadbackward.c (profitable_jump_thread_path): + Treat same SSA names related. + +2016-08-09 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/72824 + * tree-loop-distribution.c (const_with_all_bytes_same): Verify + real_zerop is not negative. + +2016-08-09 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71802 + * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch + all merge opportunities with the predecessor. + +2016-08-09 Richard Biener <rguenther@suse.de> + + PR ipa/68273 + * ipa-prop.c (ipa_modify_formal_parameters): Build + parameter types with natural alignment also for the + over-aligned case. + +2016-08-08 Andi Kleen <ak@linux.intel.com> + + * tree-vrp.c (get_single_symbol): Always initialize inv and neg. + +2016-08-08 David Malcolm <dmalcolm@redhat.com> + + PR c/64955 + * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default + do-nothing langhook. + (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS. + * langhooks.h (struct lang_hooks): Add run_lang_selftests. + * selftest-run-tests.c: Include "tree.h" and "langhooks.h". + (selftest::run_tests): Call lang_hooks.run_lang_selftests. + +2016-08-08 David Malcolm <dmalcolm@redhat.com> + + PR bootstrap/72844 + * input.c: Ensure that HAVE_ICONV is defined. + +2016-08-08 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/72781 + * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the + private vars for lastprivate and for linear iterator. + + PR middle-end/68762 + * omp-simd-clone.c: Include varasm.h. + (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL, + DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for + DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and + update function name. + +2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com> + + * config/avr/driver-avr.c (specfiles_doc_url): Remove. + (avr_diagnose_devicespecs_error): Remove. + (avr_devicespecs_file): Remove composing absolute path for specfile + and its verbose info. Remove conditions to check specs-file, + +2016-08-08 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/72821 + * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers, + just return false for them. + +2016-08-08 Alan Modra <amodra@gmail.com> + + PR target/72771 + * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high)) + toc refs created during reload. Update function comment. + +2016-08-08 Alan Modra <amodra@gmail.com> + + PR target/72802 + * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort + alternatives. Put loads first, then stores, and reg/reg moves + within same class later. Delete attr length. + +2016-08-08 Alan Modra <amodra@gmail.com> + + PR target/72802 + * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test. + (mem_operand_ds_form): New predicate. + * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare. + * config/rs6000/constraints.md (wY): Use mem_operand_df_form. + * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete. + * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF. + (extendsfdf2_fpr): Replace o constraint with wY. + +2016-08-07 Jan Hubicka <hubicka@ucw.cz> + + * tree-ssa-threadbackward.c: Include tree-inline.h + (profitable_jump_thread_path): Use estimate_num_insns to estimate + size of copied block; for cold paths reduce duplication. + (find_jump_threads_backwards): Remove redundant tests. + (pass_thread_jumps::gate): Enable for -Os. + +2016-08-07 Jakub Jelinek <jakub@redhat.com> + + PR c/72816 + * stor-layout.c (layout_decl): Fix up formatting. + (relayout_decl): Allow DECL to be FIELD_DECL. + +2016-08-07 Alan Modra <amodra@gmail.com> + + * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg. + +2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org> + + * data-streamer-in.c (streamer_read_wide_int): New. + (streamer_read_widest_int): Renamed function. + * data-streamer-out.c (streamer_write_wide_int): New + (streamer_write_widest_int): Renamed function. + * lto-streamer-in.c (streamer_read_wi): Renamed and moved to + data-stream-in.c. + (input_cfg): Call renamed function. + * lto-streamer-out.c (streamer_write_wi): Renamed and moved to + data-stream-out.c. + (output_cfg): Call renamed function. + * data-streamer.h: Add declarations. + +2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + * tree-ssa-ccp.c (extend_mask): New param sgn. + Remove ORing with wi::mask. + (get_default_value): Adjust call to extend_mask to pass sign. + (evaluate_stmt): Likewise. + +2016-08-06 Jakub Jelinek <jakub@redhat.com> + + * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of + INT64_MAX. + +2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable + transform if operand's type is pointer to function or method. + +2016-08-05 Patrick Palka <ppalka@gcc.gnu.org> + + PR tree-optimization/18046 + * tree-ssa-threadedge.c: Include cfganal.h. + (simplify_control_statement_condition): If simplifying a + GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH + with the dominating ASSERT_EXPR before handing it off to VRP. + Mention that a CASE_LABEL_EXPR may be returned. + (thread_around_empty_blocks): Adjust to handle + simplify_control_statement_condition() returning a + CASE_LABEL_EXPR. + (thread_through_normal_block): Likewise. + * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify + a switch statement by trying to determine which case label + will be taken. + +2016-08-05 Vladimir Makarov <vmakarov@redhat.com> + + PR rtl-optimization/69847 + * lra-constraints.c (process_invariant_for_inheritance): Save + pattern instead of src. + (remove_inheritance_pseudos): Use the pattern. Add assert. + +2016-08-05 David Malcolm <dmalcolm@redhat.com> + + * input.c (string_concat::string_concat): New constructor. + (string_concat_db::string_concat_db): New constructor. + (string_concat_db::record_string_concatenation): New method. + (string_concat_db::get_string_concatenation): New method. + (string_concat_db::get_key_loc): New method. + (class auto_cpp_string_vec): New class. + (get_substring_ranges_for_loc): New function. + (get_source_range_for_substring): New function. + (get_num_source_ranges_for_substring): New function. + (class selftest::lexer_test_options): New class. + (struct selftest::lexer_test): New struct. + (class selftest::ebcdic_execution_charset): New class. + (selftest::ebcdic_execution_charset::s_singleton): New variable. + (selftest::lexer_test::lexer_test): New constructor. + (selftest::lexer_test::~lexer_test): New destructor. + (selftest::lexer_test::get_token): New method. + (selftest::assert_char_at_range): New function. + (ASSERT_CHAR_AT_RANGE): New macro. + (selftest::assert_num_substring_ranges): New function. + (ASSERT_NUM_SUBSTRING_RANGES): New macro. + (selftest::assert_has_no_substring_ranges): New function. + (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro. + (selftest::test_lexer_string_locations_simple): New function. + (selftest::test_lexer_string_locations_ebcdic): New function. + (selftest::test_lexer_string_locations_hex): New function. + (selftest::test_lexer_string_locations_oct): New function. + (selftest::test_lexer_string_locations_letter_escape_1): New function. + (selftest::test_lexer_string_locations_letter_escape_2): New function. + (selftest::test_lexer_string_locations_ucn4): New function. + (selftest::test_lexer_string_locations_ucn8): New function. + (selftest::uint32_from_big_endian): New function. + (selftest::test_lexer_string_locations_wide_string): New function. + (selftest::uint16_from_big_endian): New function. + (selftest::test_lexer_string_locations_string16): New function. + (selftest::test_lexer_string_locations_string32): New function. + (selftest::test_lexer_string_locations_u8): New function. + (selftest::test_lexer_string_locations_utf8_source): New function. + (selftest::test_lexer_string_locations_concatenation_1): New + function. + (selftest::test_lexer_string_locations_concatenation_2): New + function. + (selftest::test_lexer_string_locations_concatenation_3): New + function. + (selftest::test_lexer_string_locations_macro): New function. + (selftest::test_lexer_string_locations_stringified_macro_argument): + New function. + (selftest::test_lexer_string_locations_non_string): New function. + (selftest::test_lexer_string_locations_long_line): New function. + (selftest::test_lexer_char_constants): New function. + (selftest::input_c_tests): Call the new test functions once per + case within the line_table test matrix. + * input.h (struct string_concat): New struct. + (struct location_hash): New struct. + (class string_concat_db): New class. + * substring-locations.h: New header. + +2016-08-05 Patrick Palka <ppalka@gcc.gnu.org> + + PR tree-optimization/72810 + * tree-vrp.c (simplify_switch_using_ranges): Avoid changing + the type of the case labels when truncating. + +2016-08-05 James Greenhalgh <james.greenhalgh@arm.com> + + PR Target/72819 + * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare. + (aarch64_fp16_ptr_type_node): Likewise. + * config/aarch64/aarch64-simd-builtins.c + (aarch64_fp16_ptr_type_node): Define. + (aarch64_init_fp16_types): New, refactored out of... + (aarch64_init_builtins): ...here, update to call + aarch64_init_fp16_types. + * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle + HFmode. + (aapcs_vfp_sub_candidate): Likewise. + +2016-08-05 Martin Liska <mliska@suse.cz> + Joshua Cranmer <Pidgeot18@gmail.com> + + * gcov.c (line_t::has_block): New function. + (enum loop_type): New enum. + (handle_cycle): New function. + (unblock): Likewise. + (circuit): Likewise. + (get_cycles_count): Likewise. + (accumulate_line_counts): Use new loop detection algorithm. + +2016-08-05 Martin Liska <mliska@suse.cz> + + * gcov.c (output_intermediate_file): Rename + function_info::line_next to next_file_fn. + (process_file): Likewise. + (read_graph_file): Likewise. + (accumulate_line_counts): Likewise. + (output_lines): Likewise. + +2016-08-05 Richard Biener <rguenther@suse.de> + + * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary + restriction on threading to a loop header. + +2016-08-05 Richard Biener <rguenther@suse.de> + + * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p. + * cfghooks.c (force_nonfallthru): If we ended up splitting a latch + adjust loop info accordingly. + +2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org> + + * tree-vrp.c (extract_range_basic): Check cfun->after_inlining + before folding call to __builtin_constant_p with parameters to false. + +2016-08-05 Alan Modra <amodra@gmail.com> + + * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete + code accidentally committed 2016-05-02 providing class when given + NO_REGS. + +2016-08-04 Patrick Palka <ppalka@gcc.gnu.org> + + * tree-vrp.c (simplify_switch_using_ranges): Try to truncate + the case label ranges that partially overlap with OP's value + range. + +2016-08-04 Uros Bizjak <ubizjak@gmail.com> + + PR target/72805 + * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]: + Cast builtin function result to __mmask16 instead of __mmask8. + (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto. + (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto. + (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto. + +2016-08-04 David Malcolm <dmalcolm@redhat.com> + + * selftest.h (ASSERT_TRUE): Reimplement in terms of... + (ASSERT_TRUE_AT): New macro. + (ASSERT_FALSE): Reimplement in terms of... + (ASSERT_FALSE_AT): New macro. + (ASSERT_STREQ_AT): Fix typo in comment. + +2016-08-04 Patrick Palka <ppalka@gcc.gnu.org> + + * gimple.c (preprocess_case_label_vec_for_gimple): When the case + labels are exhaustive, designate the label with the widest + range to be the default label. + +2016-08-04 Andrew Pinski <apinski@cavium.com> + + * config/aarch64/aarch64.c (thunderx_vector_cost): New variable. + (thunderx_tunings): Use thunderx_vector_cost instead of + generic_vector_cost. + +2016-08-04 Martin Liska <mliska@suse.cz> + + * gcov.c (main): Fix GNU coding style. + (output_intermediate_file): Likewise. + (process_file): Likewise. + (generate_results): Likewise. + (release_structures): Likewise. + (create_file_names): Likewise. + (find_source): Likewise. + (read_graph_file): Likewise. + (find_exception_blocks): Likewise. + (canonicalize_name): Likewise. + (make_gcov_file_name): Likewise. + (mangle_name): Likewise. + (accumulate_line_counts): Likewise. + (output_branch_count): Likewise. + (read_line): Likewise. + +2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de> + + PR rtl-optimization/71779 + * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER, + if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED + or if it was truncated. + + PR rtl-optimization/70903 + * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST. + +2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org> + + * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before + accessing SSA_NAME_PTR_INFO. + +2016-08-04 Georg-Johann Lay <avr@gjlay.de> + + PR 70677 + * common/config/avr/avr-common.c (avr_option_optimization_table) + [OPT_LEVELS_ALL]: Turn off -fcaller-saves. + +2016-08-04 Georg-Johann Lay <avr@gjlay.de> + + PR 55181 + * config/avr/avr.md: New pattern to work around do_store_flag + generating shift instructions for bit extractions. + +2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org> + + * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with + BITMAP_ALLOC. + (add_equivalence): Likewise. + (get_value_range): Allocate value range with vrp_value_range_pool. + (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation. + (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool. + +2016-08-03 Peter Bergner <bergner@vnet.ibm.com> + + * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA + the default for the rs6000 port. + +2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de> + + PR middle-end/71876 + * calls.c (special_function_p): Remove special handling of + "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the + prefix "__x". Recognize "savectx", "vfork" and "getcontext" only + without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN. + +2016-08-03 Vladimir Makarov <vmakarov@redhat.com> + + PR middle-end/72778 + * lra-spills.c (regno_in_use_p): Check bb and regno modification. + Don't stop on regular insns. + +2016-08-03 Nathan Sidwell <nathan@codesourcery.com> + + * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame + size to DImode boundary. + (nvptx_propagate): Likewise. + +2016-08-03 Alan Modra <amodra@gmail.com> + + * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar + float access depend on TARGET_EFFICIENT_UNALIGNED_VSX. + * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed + from -mefficient-unaligned-vector. Note that this affects fp too. + +2016-08-03 Alan Modra <amodra@gmail.com> + + * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem + cost more. + +2016-08-03 Alan Modra <amodra@gmail.com> + + * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand + to a reg. Localize vars. + +2016-08-03 Alan Modra <amodra@gmail.com> + + * config/rs6000/rs6000.opt: Remove negatives from help strings + and comments. + +2016-08-03 Alan Modra <amodra@gmail.com> + + * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move): + Delete duplicated code. + +2016-08-02 Vladimir Makarov <vmakarov@redhat.com> + + PR middle-end/72778 + * lra-spills.c (regno_in_use_p): New. + (lra_final_code_change): Use it. + +2016-08-02 Vladimir Makarov <vmakarov@redhat.com> + + PR rtl-optimization/69847 + * lra-int.h (struct lra-reg): Use restore_rtx instead of + restore_regno. + (lra_rtx_hash): New. + * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead + of restore_regno. + (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash. + * lra-remat.c (rtx_hash): Rename and Move to lra.c. + * lra-spills.c (lra_final_code_change): Don't delete insn when the + next insn is USE with the same reg as the current insn source. + * lra-constraints.c (curr_insn_transform): Use restore_rtx instead + of restore_regno. + (lra_constraints_init): Call initiate_invariants. + (lra_constraints_finish): Call finish_invariants. + (struct invariant, invariant_t, invariant_ptr_t): New. + (const_invariant_ptr_t, invariants, invariants_pool): New. + (invariant_table, invariant_hash, invariant_eq_p): New. + (insert_invariant, initiate_invariants, finish_invariants): New. + (clear_invariants, invalid_invariant_regs): New. + (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx + instead of restore_regno. + (invariant_p, process_invariant_for_inheritance): New. + (inherit_in_ebb): Implement invariant inheritance. + (lra_inheritance): Initialize and finalize invalid_invariant_regs. + (remove_inheritance_pseudos): Implement undoing invariant + inheritance. + (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx + instead of restore_regno. + * lra-assigns.c (regno_live_length): New. + (reload_pseudo_compare_func): Use regno_live_length. + (assign_by_spills): Use restore_rtx instead of restore_regno. + (lra_assign): Ditto. Initiate regno_live_length. + +2016-02-08 James Greenhalgh <james.greenhalgh@arm.com> + + * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from + __builtin_aarch64_fmindf. + +2016-08-02 Bin Cheng <bin.cheng@arm.com> + + PR tree-optimization/34114 + * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow + information for more control IVs. + +2016-08-02 Bin Cheng <bin.cheng@arm.com> + + PR tree-optimization/34114 + * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR, + PLUS_EXPR case. Handle SSA_NAME case. + +2016-08-02 Tamar Christina <tamar.christina@arm.com> + + * config/aarch64/aarch64-simd-builtins.def + (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF. + (__builtin_aarch64_fmaxdf): Likewise. + (__builtin_aarch64_smin_nandf): Likewise. + (__builtin_aarch64_smax_nandf): Likewise. + * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove. + * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to... + (<fmaxmin><mode>3): ...this. + * config/aarch64/arm_neon.h (vmaxnm_f64): New. + (vminnm_f64): Likewise. + (vmin_f64): Likewise. + (vmax_f64): Likewise. + * config/aarch64/iterators.md (FMAXMIN): Merge with... + (FMAXMIN_UNS): ...this. + (fmaxmin): Merged with + (fmaxmin_op): ...this... + (maxmin_uns_op): ...in to this. + +2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): + Add support for vec_extract on vector float, vector int, vector + short, and vector char vector types. + * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add + vector float, vector int, vector short, and vector char + optimizations on 64-bit ISA 2.07 systems for both constant and + variable element numbers. + (rs6000_split_vec_extract_var): Likewise. + * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be + Altivec registers on ISA 2.07 and above. + (vsx_extract_v4sf): Delete alternative that hard coded element 0, + which never was matched due to the split occuring before register + allocation (and the code would not have worked on little endian + systems if it did match). Allow extracts to go to the Altivec + registers if ISA 2.07 (power8). Change from using "" around the + C++ code to using {}'s. + (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float + vec_extracts when the vector is in memory. + (vsx_extract_v4sf_var): New insn to optimize vector float + vec_extracts when the element number is variable on 64-bit ISA + 2.07 systems. + (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations + for 64-bit ISA 2.07 as well as ISA 3.0. + (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise. + (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise. + (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to + optimize vector int, vector short, and vector char vec_extracts + when the vector is in memory. + (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to + optimize vector int, vector short, and vector char vec_extracts + when the element number is variable. + +2016-08-01 Georg-Johann Lay <avr@gjlay.de> + + PR target/71948 + * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that + does not overlap with other symbol flags. + +2016-08-01 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64.h (aarch64_frame): + Remove padding0 and hardfp_offset. Add locals_offset, + initial_adjust, callee_adjust, callee_offset and final_adjust. + * config/aarch64/aarch64.c (aarch64_layout_frame): + Remove unused padding0 and hardfp_offset initializations. + Choose frame layout and set frame variables accordingly. + Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER. + (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER. + (aarch64_pop_regs): Likewise. + (aarch64_expand_prologue): Remove all decision code, just emit + prolog according to frame variables. + (aarch64_expand_epilogue): Remove all decision code, just emit + epilog according to frame variables. + (aarch64_initial_elimination_offset): Use offset to local/arg area. + +2015-08-01 H.J. Lu <hongjiu.lu@intel.com> + + PR target/72748 + * config/i386/i386.c (timode_scalar_chain::convert_insn): Call + fix_debug_reg_uses after changing source register mode to + V1TImode if source register is undefined. + +2015-08-01 Alan Hayward <alan.hayward@arm.com> + + PR tree-optimization/71818 + * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs + with non invariant evolutions + +2016-08-01 Georg-Johann Lay <avr@gjlay.de> + + PR target/72767 + * config/avr/avr.md (length) [branch]: Correct insn length + attribute for forward branches. + +2016-08-01 Georg-Johann Lay <avr@gjlay.de> + + * doc/extend.texi (AVR Built-in Functions): Document + __builtin_avr_nops. + * config/avr/builtins.def (NOPS): New. + * config/avr/avr.c (avr_expand_nops): New static function. + (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS. + +2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when + performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP + addresses. + +2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com> + + * config/aarch64/aarch64.c (vulcan_tunings): Update + vulcan L1 cache_line_size. + +2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New + function that takes a vector memory address, a hard register, an + element number and a temporary base register, and recreates an + address that points to the appropriate element within the vector. + * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise. + (rs6000_split_vec_extract_var): Add support for the target of a + vec_extract with variable element number being a scalar memory + location. + (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not + swappable. + * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace + vsx_extract_<mode>_load insn with a new insn that optimizes + storing either element to a memory location, using scratch + registers to pick apart the vector and reconstruct the address. + (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise. + (vsx_extract_<mode>_store): Rework alternatives to more correctly + support Altivec registers. Add support for ISA 3.0 Altivec d-form + store instruction. + (vsx_extract_<mode>_var): Add support for extracting a variable + element number from memory. + +2016-07-29 Georg-Johann Lay <avr@gjlay.de> + + * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0 + when testing for compares against constants of the form 0xabab. + +2016-07-29 Bin Cheng <bin.cheng@arm.com> + + PR tree-optimization/57558 + * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New + function. + (vect_loop_versioning): Support versioning with niter assumptions. + * tree-vect-loop.c (tree-ssa-loop.h): Include header file. + (vect_get_loop_niters): New parameter. Reimplement to support + assumptions in loop niter info. + (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto. + (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS. + (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING. + Support loop versioning for niters. + * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file. + (vect_free_loop_info_assumptions): New function. + (vectorize_loops): Free loop niter info for loops with flag + LOOP_F_ASSUMPTIONS set if vectorization failed. + * tree-vectorizer.h (struct _loop_vec_info): New field + num_iters_assumptions. + (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro. + (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro. + (LOOP_REQUIRES_VERSIONING): New macro. + (vect_free_loop_info_assumptions): New decl. + +2016-07-29 Bin Cheng <bin.cheng@arm.com> + + * cfgloop.h (struct loop): New field constraints. + (LOOP_C_INFINITE, LOOP_C_FINITE): New macros. + (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New + functions. + * cfgloop.c (alloc_loop): Initialize new field. + * cfgloopmanip.c (copy_loop_info): Copy constraints. + * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): + Adjust niter analysis wrto loop constraints. + * doc/loop.texi (@node Number of iterations): Add description for loop + constraints. + +2016-07-29 Marek Polacek <polacek@redhat.com> + + PR c/7652 + * config/i386/i386.c (ix86_expand_args_builtin): Add break. + (ix86_expand_round_builtin): Likewise. + +2016-07-29 Segher Boessenkool <segher@kernel.crashing.org> + Georg-Johann Lay <avr@gjlay.de> + + PR rtl-optimization/71976 + * combine.c (get_last_value): Return 0 if the argument for which + the function is called has a wider mode than the recorded value. + +2016-07-29 Marek Polacek <polacek@redhat.com> + + PR c/7652 + * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break. + (altivec_expand_st_builtin): Likewise. + +2016-07-29 Georg-Johann Lay <avr@gjlay.de> + + * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute + introduced in r238381. + +2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org> + + PR middle-end/68217 + * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed + & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF]. + +2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var): + New declaration. + * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): + Add support for vec_extract of vector double or vector long having + a variable element number on 64-bit ISA 2.07 systems or newer. + * config/rs6000/rs6000.c (rs6000_expand_vector_extract): + Likewise. + (rs6000_split_vec_extract_var): New function to split a + vec_extract built-in function with variable element number. + (rtx_is_swappable_p): Variable vec_extracts and shifts are not + swappable. + * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec. + (UNSPEC_VSX_EXTRACT): Likewise. + (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow + direct move instructions to be generated on 64-bit ISA 2.07 + systems and newer, and to take advantage of the ISA 3.0 MFVSRLD + instruction. + (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode + arguments for vec_extract variable element. + (vsx_extract_<mode>_var, VSX_D iterator): New insn to support + vec_extract with variable element on V2DFmode and V2DImode + vectors. + * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove + -mupper-regs-df requirement, since it isn't needed. + (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can + do direct moves on 64-bit systems, which allows optimization of + vec_extract on 64-bit ISA 2.07 systems and newer. + +2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com> +2016-07-28 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64.md + (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output + statement and type. + (<optab>qihi2_aarch64): Likewise, and split into two. + (extendqihi2_aarch64): New. + (zero_extendqihi2_aarch64): New. + * config/aarch64/iterators.md (ldrxt): Remove. + * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of + uxtb/uxth. + +2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com> + + * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend. + +2016-07-28 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename. + (aarch64_push_reg): New function to push 1 or 2 registers. + (aarch64_pop_reg): New function to pop 1 or 2 registers. + (aarch64_expand_prologue): Use aarch64_push_regs. + (aarch64_expand_epilogue): Use aarch64_pop_regs. + +2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com> + + PR tree-optimization/71734 + * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen + attribute instead of REF_LOOP and use it. + (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and + set it for Loops having non-zero safelen attribute. + (ref_indep_loop_p): Pass zero as initial value for safelen. + +2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com> + + PR middle-end/72657 + PR target/72683 + * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation + call using chkp_gimple_call_builtin_p. + (chkp_copy_bounds_for_assign): Likewise. + +2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * config/alpha/alpha.c (alpha_adjust_cost): Adjust. + * config/arm/arm-protos.h (struct tune_params): Likewise. + * config/arm/arm.c (xscale_sched_adjust_cost): Likewise. + (cortex_a9_sched_adjust_cost): Likewise. + (fa726te_sched_adjust_cost): Likewise. + (arm_adjust_cost): Likewise. + * config/bfin/bfin.c (bfin_adjust_cost): Likewise. + * config/c6x/c6x.c (c6x_adjust_cost): Likewise. + * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise. + * config/i386/i386.c (ix86_adjust_cost): Likewise. + * config/ia64/ia64.c: Likewise. + * config/m68k/m68k.c: Likewise. + * config/mep/mep.c (mep_adjust_cost): Likewise. + * config/microblaze/microblaze.c (microblaze_adjust_cost): + * Likewise. + * config/mips/mips.c (mips_adjust_cost): Likewise. + * config/mn10300/mn10300.c (mn10300_adjust_sched_cost): + * Likewise. + * config/pa/pa.c (pa_adjust_cost): Likewise. + * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise. + (rs6000_debug_adjust_cost): Likewise. + * config/sh/sh.c (sh_adjust_cost): Likewise. + * config/sparc/sparc.c (supersparc_adjust_cost): Likewise. + (hypersparc_adjust_cost): Likewise. + (sparc_adjust_cost): Likewise. + * config/spu/spu.c (spu_sched_adjust_cost): Likewise. + * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise. + * config/tilepro/tilepro.c (tilepro_sched_adjust_cost): + * Likewise. + * config/visium/visium.c (visium_adjust_cost): Likewise. + * doc/tm.texi: Regenerate. + * haifa-sched.c (dep_cost_1): Adjust. + * target.def: Merge adjust_cost and adjust_cost_2. + +2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * haifa-sched.c (add_to_speculative_block): Make twins a vector. + +2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * store-motion.c (struct st_expr): Make pattern_regs a vector. + (extract_mentioned_regs): Append to a vector instead of + returning a rtx_expr_list. + (st_expr_entry): Adjust. + (free_st_expr_entry): Likewise. + (store_ops_ok): Likewise. + (store_killed_in_insn): Likewise. + (find_moveable_store): Likewise. + +2016-07-28 Martin Liska <mliska@suse.cz> + + PR gcov-profile/68025 + * tree-profile.c (tree_profiling): Respect + no_profile_instrument_function attribute. + * doc/extend.texi: Document no_profile_instrument_function + attribute. + +2016-07-28 Martin Liska <mliska@suse.cz> + + PR rtl-optimization/70944 + * combine.c (make_compound_operation): + Do not allow make_compound_operation for vector mode + +2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org> + + PR middle-end/71994 + * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison + before calling get_ops. + +2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de> + + * defaults.h (LOG2_BITS_PER_UNIT): Move from here... + * tree.h (LOG2_BITS_PER_UNIT): ...to here. + (BITS_PER_UNIT_LOG): Remove. + (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG. + * expr.c (expand_assignment): Likewise. + * stor-layout.c (initialize_sizetypes): Likewise. + +2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/vector.md (vec_extract<mode>): Change the calling + signature of rs6000_expand_vector_extract so that the element + number is a RTX instead of a constant integer. + * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract): + Likewise. + * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise. + (altivec_expand_vec_ext_builtin): Likewise. + * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise. + * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the + MFVSRLD instruction. + +2016-07-27 David Malcolm <dmalcolm@redhat.com> + + * input.c (get_pure_location): Move here from tree.c. + (make_location): Likewise. Add header comment. + (selftest::test_accessing_ordinary_linemaps): Verify + pure_location_p, make_location, get_location_from_adhoc_loc and + get_range_from_loc. + * input.h (get_pure_location): Move declaration here from tree.h. + (get_finish): Likewise for inline function. + (make_location): Likewise for declaration. + * tree.c (get_pure_location): Move to input.c. + (make_location): Likewise. + * tree.h (get_pure_location): Move declaration to tree.h. + (get_finish): Likewise for inline function. + (make_location): Likewise for declaration. + +2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + PR middle-end/71078 + * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern. + +2016-07-27 David Malcolm <dmalcolm@redhat.com> + + * system.h (STATIC_ASSERT): Use static_assert if building + with C++11 onwards. + +2016-07-27 Richard Biener <rguenther@suse.de> + + PR tree-optimization/72517 + * tree-vect-data-refs.c (vect_analyze_data_ref_dependences): + Revert change to not compute read-read dependences. + +2016-07-27 Richard Biener <rguenther@suse.de> + + * predict.c (set_even_probabilities): Make nedges unsigned. + +2016-07-27 Martin Liska <mliska@suse.cz> + + * predict.c (set_even_probabilities): Handle unlikely edges. + (combine_predictions_for_bb): Likewise. + +2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/71869 + * config/rs6000/rs6000.c (rs6000_generate_compare): Rework + __float128 support when we don't have hardware support, so that + the IEEE built-in functions like isgreater, first call __unordkf3 + to make sure neither operand is a NaN, and if both operands are + ordered, do the normal comparison. + +2016-07-26 Patrick Palka <ppalka@gcc.gnu.org> + + * tree-vrp.c (dump_asserts_for): Print loc->expr instead of + name. + (extract_code_and_val_from_cond_with_ops): Verify that name is + either cond_op0 or cond_op1. + +2016-07-26 Patrick Palka <ppalka@gcc.gnu.org> + + PR tree-optimization/18046 + * genmodes.c (emit_mode_size_inline): Emit an assert that + verifies that mode is a valid array index. + (emit_mode_nuinits_inline): Likewise. + (emit_mode_inner_inline): Likewise. + (emit_mode_unit_size_inline): Likewise. + (emit_mode_unit_precision_inline): Likewise. + * tree-vrp.c: Include params.h. + (find_switch_asserts): Register edge assertions for the default + label which correspond to the anti-ranges of each case label. + * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New. + * doc/invoke.texi: Document it. + +2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead + and unnecessary call to gimple_bb. + +2016-07-26 Richard Biener <rguenther@suse.de> + + PR rtl-optimization/71984 + * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare + for VOIDmode. + +2016-07-26 Richard Biener <rguenther@suse.de> + + PR middle-end/72517 + * expmed.c (extract_bit_field_1): Constrain the vector mode + with element size matching the extraction mode size when + choosing a better vector mode to do the extraction from. + +2016-07-26 Richard Biener <rguenther@suse.de> + Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + PR middle-end/70920 + * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New + pattern. + +2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * tree-ssa-structalias.c (struct scc_info): Change types of + members to auto_sbitmap and auto_vec. + (scc_info::scc_info): New constructor. + (scc_info::~scc_info): New destructor. + (init_scc_info): Remove. + (free_scc_info): Remove. + (find_indirect_cycles): Adjust. + (perform_var_substitution): Likewise. + (free_var_substitution_info): Likewise. + +2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * tree-outof-ssa.c (struct elim_graph): Change type of members + to auto_vec and auto_sbitmap. + (elim_graph::elim_graph): New constructor. + (delete_elim_graph): Remove. + (expand_phi_nodes): Adjust. + +2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * tree-outof-ssa.c (struct elim_graph): Remove typedef. + (new_elim_graph): Adjust. + (clear_elim_graph): Likewise. + (delete_elim_graph): Likewise. + (elim_graph_size): Likewise. + (elim_graph_add_node): Likewise. + (elim_graph_add_edge): Likewise. + (elim_graph_remove_succ_edge): Likewise. + (eliminate_name): Likewise. + (eliminate_build): Likewise. + (elim_forward): Likewise. + (elim_unvisited_predecessor): Likewise. + (elim_backward): Likewise. + (elim_create): Likewise. + (eliminate_phi): Likewise. + (expand_phi_nodes): Likewise. + +2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * bt-load.c (compute_out): Use auto_sbitmap class. + (link_btr_uses): Likewise. + * cfganal.c (mark_dfs_back_edges): Likewise. + (post_order_compute): Likewise. + (inverted_post_order_compute): Likewise. + (pre_and_rev_post_order_compute_fn): Likewise. + (single_pred_before_succ_order): Likewise. + * cfgexpand.c (pass_expand::execute): Likewise. + * cfgloop.c (verify_loop_structure): Likewise. + * cfgloopmanip.c (fix_bb_placements): Likewise. + (remove_path): Likewise. + (update_dominators_in_loop): Likewise. + * cfgrtl.c (break_superblocks): Likewise. + * ddg.c (check_sccs): Likewise. + (create_ddg_all_sccs): Likewise. + * df-core.c (df_worklist_dataflow): Likewise. + * dse.c (dse_step3): Likewise. + * except.c (eh_region_outermost): Likewise. + * function.c (thread_prologue_and_epilogue_insns): Likewise. + * gcse.c (prune_expressions): Likewise. + (prune_insertions_deletions): Likewise. + * gimple-ssa-backprop.c (backprop::~backprop): Likewise. + * graph.c (draw_cfg_nodes_no_loops): Likewise. + * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise. + * lcm.c (compute_earliest): Likewise. + (compute_farthest): Likewise. + * loop-unroll.c (unroll_loop_constant_iterations): Likewise. + (unroll_loop_runtime_iterations): Likewise. + (unroll_loop_stupid): Likewise. + * lower-subreg.c (decompose_multiword_subregs): Likewise. + * lra-lives.c: Likewise. + * lra.c (lra): Likewise. + * modulo-sched.c (schedule_reg_moves): Likewise. + (optimize_sc): Likewise. + (get_sched_window): Likewise. + (sms_schedule_by_order): Likewise. + (check_nodes_order): Likewise. + (order_nodes_of_sccs): Likewise. + (order_nodes_in_scc): Likewise. + * recog.c (split_all_insns): Likewise. + * regcprop.c (pass_cprop_hardreg::execute): Likewise. + * reload1.c (reload): Likewise. + * sched-rgn.c (haifa_find_rgns): Likewise. + (split_edges): Likewise. + (compute_trg_info): Likewise. + * sel-sched.c (init_seqno): Likewise. + * store-motion.c (remove_reachable_equiv_notes): Likewise. + * tree-into-ssa.c (update_ssa): Likewise. + * tree-ssa-live.c (live_worklist): Likewise. + * tree-ssa-loop-im.c (fill_always_executed_in): Likewise. + * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): + * Likewise. + (try_peel_loop): Likewise. + * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): + * Likewise. + * tree-ssa-pre.c (compute_antic): Likewise. + * tree-ssa-reassoc.c (undistribute_ops_list): Likewise. + * tree-stdarg.c (reachable_at_most_once): Likewise. + * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise. + * var-tracking.c (vt_find_locations): Likewise. + +2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * sbitmap.h (auto_sbitmap): New class. + +2016-07-26 Alan Modra <amodra@gmail.com> + + PR target/72103 + * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize + sri->t_icode. + +2016-07-25 David Malcolm <dmalcolm@redhat.com> + + * input.c (selftest::temp_source_file::temp_source_file): Fix + missing "%s" in fprintf. + +2016-07-25 John David Anglin <danglin@gcc.gnu.org> + + PR middle-end/71732 + * cselib.c (cselib_process_insn): Invalidate argument slots for + const/pure calls. + +2016-07-25 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16, + vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16, + vmulxh_lane_f16, vmulxh_laneq_f16): New. + +2016-07-25 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/aarch64-simd-builtins.def: Register new builtins. + * config/aarch64/aarch64.md (fma, fnma): Support HF. + * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New. + +2016-07-25 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/aarch64-simd-builtins.def: Register new builtins. + * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3): + New. + (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise. + (add<mode>3): Likewise. + (sub<mode>3): Likewise. + (mul<mode>3): Likewise. + (div<mode>3): Likewise. + (*div<mode>3): Likewise. + (<fmaxmin><mode>3): Extend to HF. + * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise. + (fabd<mode>3): Likewise. + (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise. + (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise. + (aarch64_fmulx<mode>): Likewise. + (aarch64_fac<optab><mode>): Likewise. + (aarch64_frecps<mode>): Likewise. + (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New. + (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise. + * config/aarch64/iterators.md (VHSDF_SDF): Delete. + (VSDQ_HSDI): Support HI. + (fcvt_target, FCVT_TARGET): Likewise. + * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16, + vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16, + vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32, + vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64, + vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16, + vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16, + vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16, + vrsqrtsh_f16): New. + +2016-07-25 Jiong Wang <jiong.wang@arm.com> + + * config.gcc (aarch64*-*-*): Install arm_fp16.h. + * config/aarch64/aarch64-builtins.c (hi_UP): New. + * config/aarch64/aarch64-simd-builtins.def: Register new builtins. + * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF + mode. + (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise. + (aarch64_cm<optab><mode>): Likewise. + * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise. + (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise. + (fix_trunc<GPF:mode><GPI:mode>2): Likewise. + (sqrt<mode>2): Likewise. + (*sqrt<mode>2): Likewise. + (abs<mode>2): Likewise. + (<optab><mode>hf2): New pattern for HF mode. + (<optab>hihf2): Likewise. + * config/aarch64/arm_neon.h: Include arm_fp16.h. + * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New. + (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE): + Support HF mode. + * config/aarch64/arm_fp16.h: New file. + (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16, + vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16, + vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16, + vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16, + vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16, + vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16, + vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16, + vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16, + vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16, + vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16, + vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16, + vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16, + vsqrth_f16): New. + +2016-07-25 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_, + reduc_smin_scal_): Use VDQIF_F16. + (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF. + * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>): + Use VHSDF. + (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise. + * config/aarch64/iterators.md (VDQIF_F16): New. + (vp): Support HF modes. + * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16, + vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New. + +2016-07-25 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to + "*aarch64_mulx_elt_from_dup<mode>". + (*aarch64_mul3_elt<mode>): Update schedule type. + (*aarch64_mul3_elt_from_dup<mode>): Likewise. + (*aarch64_fma4_elt_from_dup<mode>): Likewise. + (*aarch64_fnma4_elt_from_dup<mode>): Likewise. + * config/aarch64/iterators.md (VMUL): Supprt half precision float modes. + (f, fp): Support HF modes. + * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16, + vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16, + vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16, + vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16, + vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16, + vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New. + +2016-07-25 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/aarch64-simd-builtins.def: Register new builtins. + * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF + modes. + * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16, + vfmsq_f16): New. + +2016-07-25 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/aarch64-simd-builtins.def: Register new builtins. + * config/aarch64/aarch64-simd.md + (aarch64_rsqrts<mode>): Extend to HF modes. + (fabd<mode>3): Likewise. + (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise. + (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise. + (aarch64_<maxmin_uns>p<mode>): Likewise. + (<su><maxmin><mode>3): Likewise. + (<maxmin_uns><mode>3): Likewise. + (<fmaxmin><mode>3): Likewise. + (aarch64_faddp<mode>): Likewise. + (aarch64_fmulx<mode>): Likewise. + (aarch64_frecps<mode>): Likewise. + (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>. + (add<mode>3): Extend to HF modes. + (sub<mode>3): Likewise. + (mul<mode>3): Likewise. + (div<mode>3): Likewise. + (*div<mode>3): Likewise. + * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for + HF, V4HF and V8HF. + * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator. + * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16, + vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16, + vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16, + vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16, + vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16, + vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16, + vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16, + vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16, + vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16, + vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16, + vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16, + vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16, + vrsqrtsq_f16, vsub_f16, vsubq_f16): New. + +2016-07-25 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New. + * config/aarch64/aarch64-simd-builtins.def: Register new builtins. + * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes. + (neg<mode>2): Likewise. + (abs<mode>2): Likewise. + (<frint_pattern><mode>2): Likewise. + (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise. + (<optab><VDQF:mode><fcvt_target>2): Likewise. + (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise. + (ftrunc<VDQF:mode>2): Likewise. + (<optab><fcvt_target><VDQF:mode>2): Likewise. + (sqrt<mode>2): Likewise. + (*sqrt<mode>2): Likewise. + (aarch64_frecpe<mode>): Likewise. + (aarch64_cm<optab><mode>): Likewise. + * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for + HF, V4HF and V8HF. + * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New. + (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes. + (stype): New. + * config/aarch64/arm_neon.h (vdup_n_f16): New. + (vdupq_n_f16): Likewise. + (vld1_dup_f16): Use vdup_n_f16. + (vld1q_dup_f16): Use vdupq_n_f16. + (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16, + vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16, + vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16, + vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16, + vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16, + vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16, + vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16, + vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16, + vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16, + vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16, + vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16, + vsqrt_f16, vsqrtq_f16): New. + +2016-07-25 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/aarch64-simd.md + (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16. + (aarch64_ext<mode>): Likewise. + (aarch64_rev<REVERSE:rev_op><mode>): Likewise. + * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp, + aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode + and V8HFmode. + * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t, + float16x8_t. + (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16, + __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16, + vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16, + vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16, + vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16, + vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16, + vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16): + New. + (vmov_n_f16): Reimplement using vdup_n_f16. + (vmovq_n_f16): Reimplement using vdupq_n_f16.. + +2016-07-25 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/aarch64.c (aarch64_add_constant): New parameter + "frame_related_p". Generate CFA annotation when it's necessary. + (aarch64_expand_prologue): Use aarch64_add_constant. + (aarch64_expand_epilogue): Likewise. + (aarch64_output_mi_thunk): Pass "false" when calling + aarch64_add_constant. + +2016-07-25 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction + sequences. + +2016-07-25 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode". + Use aarch64_internal_mov_immediate instead of aarch64_build_constant. + (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant. + (aarch64_build_constant): Delete. + +2016-07-25 Alexander Monakov <amonakov@ispras.ru> + + Revert + 2016-07-20 Alexander Monakov <amonakov@ispras.ru> + + * config/nvptx/nvptx.c (nvptx_option_override): Do not set + flag_toplevel_reorder. + +2016-07-25 Richard Biener <rguenther@suse.de> + + * cgraph.c (cgraph_node::verify_node): Compare against builtin + by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE. + * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise. + * tree-streamer.h (streamer_handle_as_builtin_p): Remove. + (streamer_get_builtin_tree): Likewise. + (streamer_write_builtin): Likewise. + * lto-streamer.h (LTO_builtin_decl): Remove. + * lto-streamer-in.c (lto_read_tree_1): Remove assert. + (lto_input_scc): Remove LTO_builtin_decl handling. + (lto_input_tree_1): Liekwise. + * lto-streamer-out.c (lto_output_tree_1): Remove special + handling of builtins. + (DFS::DFS): Likewise. + * tree-streamer-in.c (streamer_get_builtin_tree): Remove. + * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove + assert. + (streamer_write_builtin): Remove. + +2016-07-25 Martin Liska <mliska@suse.cz> + + * lto-cgraph.c (input_symtab): Don't call get_working_sets + if flag_auto_profile is set to true. + +2016-07-25 Martin Liska <mliska@suse.cz> + + PR gcov-profile/71868 + * cfgloopanal.c (expected_loop_iterations_unbounded): When we + have a function with multiple latches, count them all. + +2016-07-25 Martin Liska <mliska@suse.cz> + + * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array. + +2016-07-25 Martin Liska <mliska@suse.cz> + + PR tree-optimization/71987 + * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops + just for SSA_NAMEs. Fix GNU coding style. + +2016-07-25 Martin Liska <mliska@suse.cz> + + PR gcov-profile/64874 + * gcov-io.h: Update command about file format. + * gcov-iov.c (main): Adapt the numbering scheme. + +2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org> + + PR middle-end/66726 + * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt + whose result is used in PHI. + (final_range_test_p): Likewise. + (maybe_optimize_range_tests): Likewise. + +2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): + Reformat two multi-line strings. + +2016-07-22 Martin Sebor <msebor@redhat.com> + + * doc/extend.texi (Compound Literals): Add '@' missed in last commit. + +2016-07-22 Martin Sebor <msebor@redhat.com> + + PR c/71560 + * doc/extend.texi (Compound Literals): Correct and clarify. + (Cast to Union): Same. + +2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org> + + * config/rs6000/rs6000.c (rs6000_option_override_internal): Add + comments to explain why certain error messages make mention of + undocumented options. + (rs6000_invalid_builtin): Change error messages to replace mention + of undocumented options with mention of the -mcpu=power9 option + that enables those undocumented options. + * config/rs6000/rs6000.h (MASK_FLOAT128): New macro. + (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the + definition of this macro to correct an existing error. + * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the + mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries. + * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify + descriptions of built-in functions so that they depend on + -mcpu=power9 instead of on the corresponding undocumented flags. + * doc/invoke.texi (Option Summary): Remove all mention of newly + undocumented flags. + (IBM RS/6000 and PowerPC Options): Likewise. + * doc/md.texi (Constraints for Particuliar Machines): Remove all + mention of newly undocumented flags. + +2016-07-22 Evgeny Stupachenko <evstupac@gmail.com> + + * ipa-cp.c (determine_versionability): Do not create constprop clones, + when target_clones attribute is set. + +2016-07-22 Bin Cheng <bin.cheng@arm.com> + + * common.opt (funsafe-loop-optimizations): Mark ignore. + * doc/invoke.texi (funsafe-loop-optimizations): Remove. + * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations + related code. + * tree-ssa-loop-niter.c (finite_loop_p): Ditto. + * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto. + +2016-07-22 Bin Cheng <bin.cheng@arm.com> + + * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New + Parameter. + * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New + Parameter. + (number_of_iterations_exit): Warn missed loop optimization for + possible infinite loops. + +2016-07-22 Segher Boessenkool <segher@kernel.crashing.org> + + PR target/71216 + * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for + when to emit a ".machine" pseudo-op. + +2016-07-22 Martin Liska <mliska@suse.cz> + + PR gcov-profile/69028 + PR gcov-profile/62047 + * coverage.c (coverage_compute_lineno_checksum): Do not + calculate checksum for fns w/o xloc.file. + (coverage_compute_profile_id): Likewise. + +2016-07-22 Georg-Johann Lay <avr@gjlay.de> + + * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define... + (avr_secondary_reload): ...and implementation. + (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling. + * config/avr/avr.md (reload_in<mode>): Remove insns. + (adjust_len) [lpm]: Remove insn attribute value. + * config/avr/predicates.md (flash_operand): Remove insn predicate. + +2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de> + + PR middle-end/71876 + * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice + attribute. + * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here. + * calls.c (special_function_p): Remove the special handling of the + "__builtin_" prefix. + +2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de> + + PR middle-end/71876 + * calls.c (gimple_maybe_alloca_call_p): New function. Return true + if STMT may be an alloca call. + (gimple_alloca_call_p, alloca_call_p): Return only true for the + builtin alloca call. + * calls.h (gimple_maybe_alloca_call_p): New function. + * tree-inline.c (inline_forbidden_p_stmt): Use + gimple_maybe_alloca_call_p here. + +2016-07-21 David Malcolm <dmalcolm@redhat.com> + + * spellcheck-tree.c (best_macro_match::best_macro_match): + Explictly specify the template arguments when invoking the base + class constructor, to help older C++ compilers. + +2016-07-21 Jakub Jelinek <jakub@redhat.com> + + PR sanitizer/71953 + * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types + before builtin_decl_implicit. + +2016-07-21 James Greenhalgh <james.greenhalgh@arm.com> + + * optabs.c (emit_condiitonal_move): Short circuit for identical + sources. + +2016-07-21 James Greenhalgh <james.greenhalgh@arm.com> + + * ifcvt.c (noce_if_info): New fields: speed_p, original_cost, + max_seq_cost. Removed fields: then_cost, else_cost, branch_cost. + (noce_conversion_profitable_p): New. + (noce_try_store_flag_constants): Use it. + (noce_try_addcc): Likewise. + (noce_try_store_flag_mask): Likewise. + (noce_try_cmove): Likewise. + (noce_try_cmove_arith): Likewise. + (bb_valid_for_noce_process_p): Add to the cost parameter rather than + overwriting it. + (noce_convert_multiple_sets): Move cost model to here, from... + (bb_ok_for_noce_convert_multiple_sets) ...here. + (noce_process_if_block): Update calls for above changes. + (noce_find_if_block): Record new noce_if_info parameters. + +2016-07-21 James Greenhalgh <james.greenhalgh@arm.com> + + * target.def (max_noce_ifcvt_seq_cost): New. + * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it. + * doc/tm.texi: Regenerate. + * targhooks.h (default_max_noce_ifcvt_seq_cost): New. + * targhooks.c (default_max_noce_ifcvt_seq_cost): New. + * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New. + (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise. + * doc/invoke.texi: Document new params. + +2016-07-21 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71947 + * tree-vrp.c (extract_range_from_assert): Singleton symbolic + ranges have useful limit_vr information. + +2016-07-21 Richard Biener <rguenther@suse.de> + + * function-tests.c (build_trivial_generic_function): Set + BLOCK_SUPERCONTEXT of DECL_INITIAL. + * omp-low.c (create_omp_child_function): Likewise. + (grid_expand_target_grid_body): Likewise. + * cgraphunit.c (init_lowered_empty_function): Likewise. + (cgraph_node::expand_thunk): Likewise. + * tree-parloops.c (create_loop_fn): Likewise. + * ipa.c (cgraph_build_static_cdtor_1): Likewise. + +2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo + in comment. + +2016-07-21 Georg-Johann Lay <avr@gjlay.de> + + * config/avr/avr.md (any_extract, any_shiftrt): New code iterators. + (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7) + (*insv.xor-extract, *insv.xor1-bit.0): New insns. + (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New + values for insn attribute. + * config/avr/avr.c (avr_out_insert_notbit): New function. + (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT, + ADJUST_LEN_INSV_NOTBIT_0/_7. + * config/avr/avr-protos.h (avr_out_insert_notbit): New proto. + +2016-07-21 Bin Cheng <bin.cheng@arm.com> + + * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg. + (chrec_convert_1, chrec_convert): Ditto. + * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter. + * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg. + * tree-vrp.c (adjust_range_with_scev): Ditto. + * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto. + (scev_var_range_cant_overflow): New function. + (scev_probably_wraps_p): New parameter. Call above function. + * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter. + +2016-07-21 Bin Cheng <bin.cheng@arm.com> + + * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up + by removing computation of may_be_zero. + +2016-07-21 Jakub Jelinek <jakub@redhat.com> + + * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1. + +2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com> + + Improving concepts performance and diagnostics. + * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars + for constraint satisfaction and subsumption. + * timevar.h (auto_timevar): New constructor that matches the push/pop + pattern of usage in pt.c. + +2016-07-20 Uros Bizjak <ubizjak@gmail.com> + + * hwint.h (HOST_WIDE_INT_0): New define. + (HOST_WIDE_INT_0U): Ditto. + * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0. + * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0. + * simplify-rtx.c: Ditto. + * tree-object-size.c: Ditto. + +2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390.c (s390_encode_section_info): Remove mode size + check. + +2016-07-20 Uros Bizjak <ubizjak@gmail.com> + + * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0. + * combine.c: Use HOST_WIDE_INT_M1U instead of + ~(unsigned HOST_WIDE_INT) 0. + * double-int.h: Ditto. + * dse.c: Ditto. + * dwarf2asm.c:Ditto. + * expmed.c: Ditto. + * genmodes.c: Ditto. + * match.pd: Ditto. + * read-rtl.c: Ditto. + * tree-ssa-loop-ivopts.c: Ditto. + * tree-ssa-loop-prefetch.c: Ditto. + * tree-vect-generic.c: Ditto. + * tree-vect-patterns.c: Ditto. + * tree.c: Ditto. + +2016-07-20 Georg-Johann Lay <avr@gjlay.de> + + * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force + constant addresses outside [0,0xc0] into a register. + (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle + cases where the base address register is unused after. + (avr_out_movhi_r_mr_reg_disp_tiny): Same. + (avr_out_movhi_mr_r_reg_disp_tiny): Same. + (avr_out_store_psi_reg_disp_tiny): Same. + +2016-07-20 Georg-Johann Lay <avr@gjlay.de> + + Implement attribute progmem on reduced Tiny cores by adding + flash offset 0x4000 to respective symbols. + + PR target/71948 + * doc/extend.texi (AVR Variable Attributes) [progmem]: Add + documentation how it works on reduced Tiny cores. + (AVR Named Address Spaces): No support for reduced Tiny. + * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro. + (avr_address_tiny_pm_p): New static function. + (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET + if the address is in progmem. + (avr_assemble_integer): Same. + (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM + for symbol_ref in progmem. + * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro. + * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of + magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__. + +2016-07-20 Patrick Palka <ppalka@gcc.gnu.org> + + * configure.ac (thin_archive_support): New variable. AC_SUBST it. + * configure: Regenerate. + * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable. + (USE_THIN_ARCHIVES): New variable. + (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build + this archive as a thin archive. + +2016-07-20 David Malcolm <dmalcolm@redhat.com> + + * diagnostic-show-locus.c (diagnostic_show_locus): If this is the + same location as last time, don't skip if we have fix-it hints. + Clarify the skipping logic by converting it from one "if" clause + to repeated "if" clauses. + * spellcheck-tree.c: Include "cpplib.h". + (find_closest_macro_cpp_cb): Move here from c/c-decl.c. + (best_macro_match::best_macro_match): New constructor. + * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>): + Move here from c/c-decl.c. + (class best_macro_match): Move here from c/c-decl.c, converting + from a typedef to a subclass, gaining a ctor. + +2016-07-20 Georg-Johann Lay <avr@gjlay.de> + + * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype. + * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook + define... + (avr_addr_space_diagnose_usage): ...and implementation. + (avr_addr_space_supported_p): New function. + (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only + report bad address space usage if that space is supported. + (avr_insert_attributes): Same. No more complain about unsupported + address spaces. + * config/avr/avr-c.c (tm_p.h): Include it. + (avr_cpu_cpp_builtins): Only define addr-space related built-in + macro if avr_addr_space_supported_p. + +2016-07-20 Alexander Monakov <amonakov@ispras.ru> + + * config/nvptx/nvptx.c (nvptx_option_override): Do not set + flag_toplevel_reorder. + +2016-07-20 David Malcolm <dmalcolm@redhat.com> + + * gcc-rich-location.c + (gcc_rich_location::add_fixit_misspelled_id): New overload, taking + a const char *. + * gcc-rich-location.h + (gcc_rich_location::add_fixit_misspelled_id): Likewise. + +2016-07-20 Georg-Johann Lay <avr@gjlay.de> + + * target.def (addr_space): Add new diagnose_usage to hook vector. + * targhooks.c (default_addr_space_diagnose_usage): Add default + implementation and... + * targhooks.h (default_addr_space_diagnose_usage): ... its prototype. + * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token + is some address space, call targetm.addr_space.diagnose_usage. + * doc/tm.texi.in (Named Address Spaces): Add anchor for + TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation. + * doc/tm.texi: Regenerate. + +2016-07-20 Martin Liska <mliska@suse.cz> + + PR middle-end/71898 + * graphite-isl-ast-to-gimple.c (later_of_the_two): + Properly handly PHI stmts. + +2016-07-20 Bin Cheng <bin.cheng@arm.com> + + PR tree-optimization/71503 + PR tree-optimization/71683 + * tree-if-conv.c (gen_phi_arg_condition): Record true predicate + and break. + +2016-07-20 Martin Liska <mliska@suse.cz> + + * doc/invoke.texi (-fipa-ra): Document when the option is + disabled. Fix a typo. + +2016-07-20 Martin Liska <mliska@suse.cz> + + * Makefile.in: Include fibonacci_heap.c + * fibonacci_heap.c: New file. + * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node. + (fibonacci_heap::union_with): Fix deletion of the second heap. + * selftest-run-tests.c (selftest::run_tests): Incorporate + fibonacci heap tests. + * selftest.h: Declare fibonacci_heap_c_tests. + +2016-07-20 Martin Liska <mliska@suse.cz> + + * selftest-run-tests.c (selftest::run_tests): New function. + * selftest.h (sreal_c_tests): Declare. + * sreal.c (sreal_verify_basics): New function. + (verify_aritmetics): Likewise. + (sreal_verify_arithmetics): Likewise. + (verify_shifting): Likewise. + (sreal_verify_shifting): Likewise. + (void sreal_c_tests): Likewise. + +2016-07-19 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/71916 + * cfgrtl.c (contains_no_active_insn_p): Return false also for + bb which have a single succ fake edge. + +2016-07-19 Aldy Hernandez <aldyh@redhat.com> + + PR debug/71855 + * dwarf2out.c (gen_subprogram_die): Only call + gen_unspecified_parameters_die while dumping early dwarf. + +2016-07-19 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/71874 + * gimple-fold.c (fold_builtin_memory_op): Use + get_addr_base_and_unit_offset instead of get_ref_base_and_extent. + +2016-07-19 Uros Bizjak <ubizjak@gmail.com> + + * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1, + HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1, + HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and + HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1. + * combine.c: Ditto. + * cse.c: Ditto. + * dojump.c: Ditto. + * double-int.c: Ditto. + * dse.c: Ditto. + * dwarf2out.c: Ditto. + * expmed.c: Ditto. + * expr.c: Ditto. + * fold-const.c: Ditto. + * function.c: Ditto. + * fwprop.c: Ditto. + * genmodes.c: Ditto. + * hwint.c: Ditto. + * hwint.h: Ditto. + * ifcvt.c: Ditto. + * loop-doloop.c: Ditto. + * loop-invariant.c: Ditto. + * loop-iv.c: Ditto. + * match.pd: Ditto. + * optabs.c: Ditto. + * real.c: Ditto. + * reload.c: Ditto. + * rtlanal.c: Ditto. + * simplify-rtx.c: Ditto. + * stor-layout.c: Ditto. + * toplev.c: Ditto. + * tree-ssa-loop-ivopts.c: Ditto. + * tree-vect-generic.c: Ditto. + * tree-vect-patterns.c: Ditto. + * tree.c: Ditto. + * tree.h: Ditto. + * ubsan.c: Ditto. + * varasm.c: Ditto. + * wide-int-print.cc: Ditto. + * wide-int.cc: Ditto. + * wide-int.h: Ditto. + +2016-07-19 David Malcolm <dmalcolm@redhat.com> + + * selftest.c (selftest::assert_streq): Handle NULL values of + val_actual and val_expected. + +2016-07-19 Martin Jambor <mjambor@suse.cz> + + PR fortran/71688 + * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node + rather than cgraph_create_node to get a call graph node. + +2016-07-19 Richard Biener <rguenther@suse.de> + + * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case, + handle all tcc_constant bases and valueize SSA names. + * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle + tcc_constant bases. + +2016-07-19 David Malcolm <dmalcolm@redhat.com> + + * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify + the flags of the exit block and bb2, not just the entry block. + +2016-07-19 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71901 + * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add + align member, group stuff with the bitfield. + (vn_ref_op_align_unit): New inline. + * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs + record element alignment and operand 3 unchanged. + (ao_ref_init_from_vn_reference): Adjust. + (valueize_refs_1): Likewise. + * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise. + +2016-07-19 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71908 + * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle + symbolic constants in a more reliable way. + +2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com> + + * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update + comment. + (vect_update_inits_of_drs): Likewise. + (vect_create_cond_for_alias_checks): Likewise. + * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise. + +2016-07-19 Richard Biener <rguenther@suse.de> + + PR lto/71907 + * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks + with an abstract origin that is not an inlined function outer + scope add a self-reference as abstract origin. + * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise. + +2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/71493 + * config/rs6000/rs6000.c (rs6000_function_value): Fix + unintentional System V.4 structure return breakage for structures + with a single floating point element. + +2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com> + + PR tree-optimization/71734 + * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which + contains REF, use it to check safelen, assume that safelen value + must be greater 1, fix style. + (ref_indep_loop_p_2): Add REF_LOOP argument. + (ref_indep_loop_p): Pass LOOP as additional argument to + ref_indep_loop_p_2. + +2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com> + + * cfgexpand.c (expand_stack_vars): Implement synamic stack space + allocation in the prologue. + * explow.c (get_dynamic_stack_base): New function to return an address + expression for the dynamic stack base. + (get_dynamic_stack_size): New function to do the required dynamic stack + space size calculations. + (allocate_dynamic_stack_space): Use new functions. + (align_dynamic_address): Move some code from + allocate_dynamic_stack_space to new function. + * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export. + +2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390.c (s390_encode_section_info): Always set + notaligned marker if mode size is 0 or no MEM_ALIGN info could be + found. + +2016-07-18 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71893 + * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate + for sizetype cast added by array_ref_element_size. + * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise. + +2016-07-16 John David Anglin <danglin@gcc.gnu.org> + + * config/pa/pa.c (hppa_profile_hook): Allocate stack space for + register parameters. Remove code to initialize argument pointer + on TARGET_64BIT. Optimize call to _mcount when it can be reached + using a pc-relative branch. Cleanup conditional code. + * config/pa/pa.md (call_mcount): New expander. + (call_mcount_nonpic): New insn. + (call_mcount_pic): New insn and split. + (call_mcount_pic_post_reload): New insn. + (call_mcount_64bit): New insn and split. + (call_mcount_64bit_post_reload): New insn. + +2016-07-15 Georg-Johann Lay <avr@gjlay.de> + + * config/avr/predicates.md (const_m255_to_m1_operand): New. + * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints. + * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2. + (*cmphi.zero-extend.0, *cmphi.zero-extend.1) + (*usum_widenqihi3, *udiff_widenqihi3) + (*addhi3_zero_extend.const): New combiner insns. + (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if + just 1 bit is affected. + * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3]. + (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1. + +2016-07-15 Cesar Philippidis <cesar@codesourcery.com> + + * omp-low.c (lower_omp_target): Mark data clauses with + GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having + zero-length subarrays. + +2016-07-15 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71881 + * tree-loop-distribution.c (destroy_loop): Remove blocks in + reverse DOM order to make debug temp generation happy. + +2016-07-15 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71887 + * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and + verify it is not zero for division / modulo handling. + (value_replacement): Adjust. + +2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com> + Julian Brown <julian@codesourcery.com> + + * config/aarch64/aarch64-cores.def: Update vulcan COSTS. + * config/aarch64/aarch64-cost-tables.h + (vulcan_extra_costs): New variable. + * config/aarch64/aarch64.c + (vulcan_addrcost_table): Likewise. + (vulcan_regmove_cost): Likewise. + (vulcan_vector_cost): Likewise. + (vulcan_branch_cost): Likewise. + (vulcan_tunings): Likewise. + +2016-07-15 Alexander Monakov <amonakov@ispras.ru> + + * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF. + (output_in_order): Loop over undefined variables too. Output them + via assemble_undefined_decl. Skip variables that correspond to hard + registers or have value-exprs. + * varpool.c (symbol_table::output_variables): Handle undefined + variables together with defined ones. + +2016-07-15 Richard Biener <rguenther@suse.de> + + * tree-ssa-pre.c (get_representative_for): Make sure to return + the value number of SSA names. + (phi_translate_1): get_representative_for cannot return NULL. + (do_pre_regular_insertion): Remove redundant call to + fully_constant_expression. + (do_pre_partial_partial_insertion): Likewise. + +2016-07-15 Bin Cheng <bin.cheng@arm.com> + + * tree-scalar-evolution.c (simple_iv_with_niters): New funcion. + (derive_simple_iv_with_niters): New function. + (simple_iv): Rewrite using simple_iv_with_niters. + * tree-scalar-evolution.h (simple_iv_with_niters): New decl. + * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New + function. + (number_of_iterations_exit): Rewrite using above function. + * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New + Decl. + +2016-07-15 Richard Biener <rguenther@suse.de> + + * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust + vec_construct cost. + +2016-07-14 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/71872 + * tree-data-ref.c (get_references_in_stmt): Ignore references + with is_gimple_constant get_base_address. + +2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline. + (TARGET_HAVE_LDACQD): New macro. + * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather + than TARGET_HAVE_LDACQ. + (arm_load_acquire_exclusivedi): Likewise. + (arm_store_release_exclusivedi): Likewise. + +2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com> + + PR rtl-optimization/71878 + * lra-constraints.c (match_reload): Pass information about other + output operands. Create new unique register value if matching input + operand shares same register value as output operand being considered. + (curr_insn_transform): Record output operands already processed. + +2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/65951 + PR tree-optimization/70923 + * tree-vect-patterns.c: Include mult-synthesis.h. + (target_supports_mult_synth_alg): New function. + (synth_lshift_by_additions): Likewise. + (apply_binop_and_append_stmt): Likewise. + (vect_synth_mult_by_constant): Likewise. + (target_has_vecop_for_code): Likewise. + (vect_recog_mult_pattern): Use above functions to synthesize vector + multiplication by integer constants. + +2016-07-14 Alan Modra <amodra@gmail.com> + + * config/rs6000/altivec.md (altivec_mov<mode>): Disparage + gpr alternatives. Correct '*' placement on Y,r alternative. + Add '*' on operand 1 of r,r alternative. + +2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * expmed.c (mult_variant, choose_mult_variant): Move declaration to... + * expmed.h: ... Here. + +2016-07-14 Jan Hubicka <hubicka@ucw.cz> + + * gimple.h (stmt_can_terminate_bb_p): New function. + * tree-cfg.c (need_fake_edge_p): Rename to ... + (stmt_can_terminate_bb_p): ... this; return true if stmt can + throw external; handle const and pure calls. + * tree-ssa-loop-niter.c (loop_only_exit_p): Use it. + +2016-07-14 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71866 + * tree-ssa-pre.c (get_constant_for_value_id): Remove. + (do_hoist_insertion): Avoid endless recursion when we + didn't insert anything because we managed to simplify + things down to a constant or SSA name. + (fully_constant_expression): Re-write in terms of ... + * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare. + * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around + vn_nary_build_or_lookup_1. + (vn_nary_build_or_lookup_1): Added flag and renamed from ... + (vn_nary_build_or_lookup): ... this which now wraps it. + +2016-07-14 Alan Modra <amodra@gmail.com> + + PR target/71733 + * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal + with p9_vector override before power9-dform override. + +2016-07-13 Andi Kleen <ak@linux.intel.com> + + * value-prof.c (gimple_value_profile_transformations): Don't run + when auto_profile is on. + +2016-07-13 Andi Kleen <ak@linux.intel.com> + + * auto-profile.c (update_inlined_ind_target, + afdo_indirect_call): Print information to dump file. + +2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com> + + * genrecog.c (special_predicate_operand_p): New function. + (predicate_name): Move function. + (validate_pattern): Don't warn about missing mode for all + define_special_predicate predicates. + +2016-07-13 Bin Cheng <bin.cheng@arm.com> + + * tree-vect-data-refs.c (vect_no_alias_p): New function. + (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to + resolve alias checks which are known at compilation time. + Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all + alias checks are resolved. Move dump info for too many runtime + alias checks to here... + * tree-vect-loop.c (vect_analyze_loop_2): ...From here. + +2016-07-13 Richard Biener <rguenther@suse.de> + + PR tree-optimization/24574 + * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument + position and add shift, rotate, divison and modulo support + for left zero. + (value_replacement): Pass in argument position to absorbing_element_p. + +2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com> + + PR ipa/71633 + * ipa-inline-transform.c (inline_call): Support + instrumented thunks. + +2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/arm.h (TARGET_HAVE_CBZ): Define. + (TARGET_IDIV): Set for all Thumb targets provided they have hardware + divide feature. + * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M + Baseline. Make initial alternative TARGET_32BIT only. + (udivsi3): Likewise. + * config/arm/thumb1.md (thumb1_cbz): New define_insn. + * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective + target. + +2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT. + * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW + availability with TARGET_HAVE_MOVT. + (thumb_legitimate_constant_p): Strip the high part of a label_ref. + (thumb1_rtx_costs): Also return 0 if setting a half word constant and + MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by + UINTVAL. + (thumb1_size_rtx_costs): Make set of half word constant also cost 1 + extra instruction if MOVW is available. Use a cost variable + incremented by COSTS_N_INSNS (1) when the condition match rather than + returning an arithmetic expression based on COSTS_N_INSNS. Make + constant with bottom half word zero cost 2 instruction if MOVW is + available. + * config/arm/arm.md (define_attr "arch"): Add v8mb. + (define_attr "arch_enabled"): Set to yes if arch value is v8mb and + target is ARMv8-M Baseline. + (arm_movt): New unpredicable alternative for ARMv8-M Baseline. + (arm_movtas_ze): Likewise. + * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only + alternative for constants satisfying j constraint. + (thumb1_movsi_insn): Likewise. + (movsi splitter for K alternative): Tighten condition to not trigger + if movt is available and j constraint is satisfied. + (Pe immediate splitter): Likewise. + (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for + constant fitting in an halfword to use MOVW. + * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM + effective target. + +2016-07-13 Richard Biener <rguenther@suse.de> + + PR middle-end/71104 + * gimplify.c (gimplify_modify_expr): Gimplify the RHS before + gimplifying the LHS. Make sure to gimplify a returning twice + call LHS without using SSA names. + +2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * tree-data-ref.c (find_data_references_in_stmt): Remove + unnecessary call to vec::release. + (graphite_find_data_references_in_stmt): Likewise. + * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise. + * tree-vect-stmts.c (vectorizable_condition): Likewise. + +2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * cfgexpand.c (expand_used_vars): Make the type of a local + variable auto_vec. + * genmatch.c (lower_for): Likewise. + * haifa-sched.c (haifa_sched_init): Likewise. + (add_to_speculative_block): Likewise. + (create_check_block_twin): Likewise. + * predict.c (handle_missing_profiles): Likewise. + * tree-data-ref.c (loop_nest_has_data_refs): Likewise. + * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise. + * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk): + Likewise. + (maybe_lower_iteration_bound): Likewise. + * tree-ssa-sccvn.c (DFS): Likewise. + * tree-stdarg.c (reachable_at_most_once): Likewise. + * tree-vect-stmts.c (vectorizable_conversion): Likewise. + (vectorizable_store): Likewise. + +2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove. + (sccvn_dom_walker): make cond_stack an auto_vec. + +2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * ree.c (struct ext_state): Make type of members auto_vec. + (find_and_remove_re): Adjust. + +2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * cfgexpand.c (struct stack_vars_data): Make type of fields + auto_vec. + (expand_used_vars): Adjust. + +2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * ipa.c (record_cdtor_fn): Adjust. + (build_cdtor_fns): Likewise. + (ipa_cdtor_merge): Make static_ctors and static_dtors local + variables. + +2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * genextract.c (struct accum_extract): Add constructor and make + members auto_vec. + (gen_insn): Adjust. + +2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * tree.c (struct free_lang_data_d): Add constructor and change + types of members to ones that automatically manage resources. + (fld_worklist_push): Adjust. + (find_decls_types): Likewise. + (find_decls_types_in_eh_region): Likewise. + (free_lang_data_in_cgraph): Stop manually creating and + destroying members of free_lang_data_d. + +2016-07-13 Uros Bizjak <ubizjak@gmail.com> + + PR rtl-optimization/68961 + * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new + peephole variant. Use sse_reg_operand predicates. + +2016-07-12 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/predicates.md (x86_64_immediate_operand) + <case CONST_INT>: Remove unneeded truncation to DImode. + <case CONST>: Ditto. + (x86_64_zext_immediate_operand) <case CONST>: Ditto. + +2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/71805 + * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): + The xxperm and xxpermr instructions require that the 2nd input + operand overlap with the output operand, and not the 1st. + (altivec_vperm_v8hiv16qi): Likewise. + (altivec_vperm_<mode>_uns_internal): Likewise. + (altivec_vpermr_<mode>_internal): Likewise. + (vperm_v8hiv4si): Likewise. + (vperm_v16qiv8hi): Likewise. + +2016-07-12 Nathan Sidwell <nathan@acm.org> + + * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE + when -mno-pic-data-is-text-relative is in effect, by default. + * doc/invoke.texi (mpic-data-is-text-relative): Document new + behavior and clarify. + +2016-07-12 Martin Liska <mliska@suse.cz> + + * params.def: Add avg-loop niter. + * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param. + * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise. + * doc/invoke.texi: Document the new parameter. + +2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR middle-end/71700 + * expr.c (store_constructor): Mask sign-extended bits when widening + sub-word constructor element at the start of a word. + +2016-07-12 Martin Liska <mliska@suse.cz> + + * Makefile.in: Append rule for params-options.h. + * params-options.h: New file. + +2016-07-12 Martin Liska <mliska@suse.cz> + + * ira-build.c (mark_loops_for_removal): Properly iterate + loops. + +2016-07-12 Steven Bosscher <steven@gcc.gnu.org> + Richard Biener <rguenther@suse.de> + + PR tree-optimization/23286 + PR tree-optimization/70159 + * doc/invoke.texi: Document -fcode-hoisting. + * common.opt (fcode-hoisting): New flag. + * opts.c (default_options_table): Enable -fcode-hoisting at -O2+. + * tree-ssa-pre.c (pre_stats): Add hoist_insert. + (do_regular_insertion): Rename to ... + (do_pre_regular_insertion): ... this and amend general comments + on insertion strathegy. + (do_partial_partial_insertion): Rename to ... + (do_pre_partial_partial_insertion): ... this. + (do_hoist_insertion): New function. + (insert_aux): Take flags on whether to do PRE and/or hoist insertion + and call do_hoist_insertion properly. + (insert): Adjust. + (pass_pre::gate): Enable also if -fcode-hoisting is enabled. + (pass_pre::execute): Register hoist_insert stats. + +2016-07-12 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/71716 + * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false + for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION + is different from mode's bitsize. Small cleanup. + +2016-07-12 Richard Biener <rguenther@suse.de> + + PR rtl-optimization/68961 + * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT + to simplify to a non-constant. + +2016-07-11 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/71758 + * omp-low.c (expand_omp_target): Gimplify device. + + PR tree-optimization/71823 + * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs + to get vec_oprnds2 from op2. + +2016-07-11 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>: + Hoist common subexpressions. + (x86_64_zext_immediate_operand) <case CONST>: Ditto. + +2016-07-11 Pat Haugen <pthaugen@us.ibm.com> + + PR target/71800 + * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to + prevent generation of 'stxsiwx' on pre Power8 hardware. + +2016-07-11 David Malcolm <dmalcolm@redhat.com> + + * input.c: Include cpplib.h. + (selftest::temp_source_file): New class. + (selftest::temp_source_file::temp_source_file): New ctor. + (selftest::temp_source_file::~temp_source_file): New dtor. + (selftest::should_have_column_data_p): New function. + (selftest::test_should_have_column_data_p): New function. + (selftest::temp_line_table): New class. + (selftest::temp_line_table::temp_line_table): New ctor. + (selftest::temp_line_table::~temp_line_table): New dtor. + (selftest::test_accessing_ordinary_linemaps): Add case_ param; use + it to create a temp_line_table. + (selftest::assert_loceq): Only verify LOCATION_COLUMN for + locations that are known to have column data. + (selftest::line_table_case): New struct. + (selftest::test_reading_source_line): Move tempfile handling + to class temp_source_file. + (ASSERT_TOKEN_AS_TEXT_EQ): New macro. + (selftest::assert_token_loc_eq): New function. + (ASSERT_TOKEN_LOC_EQ): New macro. + (selftest::test_lexer): New function. + (selftest::boundary_locations): New array. + (selftest::input_c_tests): Call test_should_have_column_data_p. + Loop over a test matrix of interesting values of location and + default_range_bits, calling test_lexer on each case in the matrix. + Move call to test_accessing_ordinary_linemaps into the matrix. + * selftest.h (ASSERT_EQ): Reimplement in terms of... + (ASSERT_EQ_AT): New macro. + +2016-07-11 H.J. Lu <hongjiu.lu@intel.com> + + PR target/71801 + * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): + Don't convert TImode in debug insn. + +2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de> + + Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG. + * tree-core.h (tree_base::nothrow_flag): Adjust comment. + (tree_type_common::lang_flag_7): New. + (tree_type_common::spare): Reduce size. + * tree.h (TYPE_ALIGN_OK): Remove. + (TYPE_LANG_FLAG_7): New. + (get_inner_reference): Adjust header. + * print-tree.c (print_node): Adjust. + * expr.c (get_inner_reference): Remove parameter keep_aligning. + (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust + calls to get_inner_reference. + (expand_expr_real_1): Adjust call to get_inner_reference. Remove + handling of TYPE_ALIGN_OK. + * builtins.c (get_object_alignment_2): Adjust call to + get_inner_reference. Remove handling of VIEW_CONVERT_EXPR. + * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of + TYPE_ALIGN_OK. + * asan.c (instrument_derefs): Adjust calls to get_inner_reference. + * cfgexpand.c (expand_debug_expr): Likewise. + * dbxout.c (dbxout_expand_expr): Likewise. + * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref, + loc_list_from_tree, fortran_common): Likewise. + * fold-const.c (optimize_bit_field_compare, + decode_field_reference, fold_unary_loc, fold_comparison, + split_address_to_core_and_offset): Likewise. + * gimple-laddress.c (execute): Likewise. + * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise. + * gimplify.c (gimplify_scan_omp_clauses): Likewise. + * hsa-gen.c (gen_hsa_addr): Likewise. + * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise. + * tsan.c (instrument_expr): Likewise. + * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise. + * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK. + * tree-affine.c (tree_to_aff_combination, + get_inner_reference_aff): Adjust calls to get_inner_reference. + * tree-data-ref.c (split_constant_offset_1, + dr_analyze_innermost): Likewise. + * tree-scalar-evolution.c (interpret_rhs_expr): Likewise. + * tree-sra.c (ipa_sra_check_caller): Likewise. + * tree-ssa-loop-ivopts.c (split_address_cost): Likewise. + * tree-ssa-math-opts.c (find_bswap_or_nop_load, + bswap_replace): Likewise. + * tree-vect-data-refs.c (vect_check_gather, + vect_analyze_data_refs): Likewise. + * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise. + * config/pa/pa.c (pa_emit_move_sequence): Remove handling of + TYPE_ALIGN_OK. + +2016-07-11 David Malcolm <dmalcolm@redhat.com> + + * Makefile.in (selftest-valgrind): New phony target. + * function-tests.c (selftest::build_cfg): Delete pass instances + created by the test. + (selftest::convert_to_ssa): Likewise. + (selftest::test_expansion_to_rtl): Likewise. + * tree-cfg.c (selftest::test_linear_chain): Release dominator + vectors. + (selftest::test_diamond): Likewise. + +2016-07-11 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71816 + * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather + than replacing all of its operands. + +2016-07-11 Alan Modra <amodra@gmail.com> + + * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec. + (ctr<mode>): Add unspec. + (ctr<mode>_internal*): Likewise. + +2016-07-08 James Bowman <james.bowman@ftdichip.com> + + * config/ft32/ft32.c (ft32_elf_encode_section_info): New function. + * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function. + +2016-07-08 Vladimir Makarov <vmakarov@redhat.com> + + PR rtl-optimization/71621 + * lra-constraints.c (process_alt_operands): Check combination of + reg class and mode. + +2016-07-08 Jason Merrill <jason@redhat.com> + Richard Biener <rguenther@suse.de> + + P0145: Refining Expression Order for C++. + * gimplify.c (initial_rhs_predicate_for): New. + (gimplfy_modify_expr): Gimplify RHS before LHS. + +2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + PR target/71297 + * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): + Allow standard error handling to take over when a wrong number + of arguments is presented to __builtin_vec_ld () or + __builtin_vec_st (). + +2016-07-08 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/aarch64-simd-builtins.def (smax): Remove float + variants. + (smin): Likewise. + (fmax): New entry. + (fmin): Likewise. + * config/aarch64/arm_neon.h (vmaxnm_f32): Use + __builtin_aarch64_fmaxv2sf. + (vmaxnmq_f32): Likewise. + (vmaxnmq_f64): Likewise. + (vminnm_f32): Likewise. + (vminnmq_f32): Likewise. + (vminnmq_f64): Likewise. + +2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/71806 + * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not + enable -mfloat128-hardware by default. + (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options + that IEEE 128-bit hardware support needs. + * config/rs6000/rs6000.c (rs6000_option_override_internal): If + -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default. + Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit + floating point requires. + * doc/invoke.texi (RS/6000 and PowerPC Options): Document + -mfloat128 and -mfloat128-hardware changes. + +2016-07-08 Alan Hayward <alan.hayward@arm.com> + + PR tree-optimization/71667 + * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts + +2016-07-08 Martin Liska <mliska@suse.cz> + + PR middle-end/71606 + * fold-const.c (fold_convertible_p): As COMPLEX_TYPE + folding produces SAVE_EXPRs, thus return false for the type. + +2016-07-07 Martin Liska <mliska@suse.cz> + + * file-find.c (remove_prefix): New function. + * file-find.h (remove_prefix): Declare the function. + * gcc-ar.c (main): Skip a folder of the wrapper if + a wrapped binary would point to the same file. + +2016-07-07 Jan Hubicka <jh@suse.cz> + + * tree-scalar-evolution.c (iv_can_overflow_p): export. + * tree-scalar-evolution.h (iv_can_overflow_p): Declare. + * tree-ssa-loop-ivopts.c (alloc_iv): Use it. + +2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com> + + PR ipa/71624 + * ipa-inline-analysis.c (compute_inline_parameters): Set + local.can_change_signature to false for intrumentation + thunk callees. + +2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability + with TARGET_HAVE_MOVT. + (TARGET_HAVE_MOVT): Define. + * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW + availability with TARGET_HAVE_MOVT. + * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT + availability. + (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than + TARGET_THUMB2. + (symbol_refs movsi splitter): Remove TARGET_32BIT check. + (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability. + * config/arm/constraints.md (define_constraint "j"): Use + TARGET_HAVE_MOVT to check MOVT availability. + +2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions. + +2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/arm-arches.def (armv8-m.base): Define new architecture. + (armv8-m.main): Likewise. + (armv8-m.main+dsp): Likewise. + * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define. + (FL_FOR_ARCH8M_MAIN): Likewise. + * config/arm/arm-tables.opt: Regenerate. + * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and + armv8-m.main+dsp to BE8_LINK_SPEC. + * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M. + (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN. + * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M + Baseline and Mainline. + (arm_option_override_internal): Also disable arm_restrict_it when + !arm_arch_notm. Update comment for -munaligned-access to also cover + ARMv8-M Baseline. + (arm_file_start): Increase buffer size for printing architecture name. + * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main + and armv8-m.main+dsp. + (mno-unaligned-access): Clarify that this is disabled by default for + ARMv8-M Baseline architectures as well. + +2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to + decide whether to prevent some libgcc routines being included for some + multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the + link between this condition and the one in + libgcc/config/arm/lib1func.S. + +2016-07-07 Richard Biener <rguenther@suse.de> + + * tree-ssa-pre.c: Include alias.h. + (compute_avail): If we have multiple VN_REFERENCEs with the + same hashtable entry adjust that to make it a valid replacement + for all of them with respect to alignment and aliasing + when doing insertion. + * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare. + * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function. + +2016-07-06 Segher Boessenkool <segher@kernel.crashing.org> + + PR target/70098 + PR target/71763 + * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2, + *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output + constraint. + +2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * var-tracking.c (struct adjust_mem_data): Make side_effects a vector. + (adjust_mems): Adjust. + (adjust_insn): Likewise. + (prepare_call_arguments): Likewise. + +2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * gcse.c (struct ls_expr): Make stores field a vector. + (ldst_entry): Adjust. + (free_ldst_entry): Likewise. + (print_ldst_list): Likewise. + (compute_ld_motion_mems): Likewise. + (update_ld_motion_stores): Likewise. + +2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * gcse.c (struct ls_expr): Remove loads field. + (ldst_entry): Adjust. + (free_ldst_entry): Likewise. + (print_ldst_list): Likewise. + (compute_ld_motion_mems): Likewise. + +2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * store-motion.c (struct st_expr): Make antic_stores a vector. + (st_expr_entry): Adjust. + (free_st_expr_entry): Likewise. + (print_store_motion_mems): Likewise. + (find_moveable_store): Likewise. + (compute_store_table): Likewise. + (remove_reachable_equiv_notes): Likewise. + (replace_store_insn): Likewise. + (build_store_vectors): Likewise. + +2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32, + cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73. + +2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com> + + PR tree-optimization/71518 + * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust + misalign also for outer loops with negative step. + +2016-07-06 Wilco Dijkstra <wdijkstr@arm.com> + + * config/arm/cortex-a53.md: Use final_presence_set for in-order. + (cortex_a53_shift): Add mov_shift. + (cortex_a53_shift_reg): Add new reservation for register shifts. + (cortex_a53_alu): Remove bfm. + (cortex_a53_alu_shift): Add bfm, remove mov_shift. + (cortex_a53_alu_extr): Add new reservation for EXTR. + (bypasses): Improve bypass modelling. + +2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com> + + PR target/50739 + * config/avr/avr.c (avr_asm_select_section): Strip off + SECTION_DECLARED from flags when calling get_section. + +2016-07-06 Richard Sandiford <richard.sandiford@arm.com> + + * tree-vectorizer.h (vect_memory_access_type): Add + VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED. + * tree-vect-stmts.c (compare_step_with_zero): New function. + (perm_mask_for_reverse): Move further up file. + (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the + step is negative. + (get_negative_load_store_type): New function. + (get_load_store_type): Call it. Add an ncopies argument. + (vectorizable_mask_load_store): Update call accordingly and + remove tests for negative steps. + (vectorizable_store, vectorizable_load): Likewise. Handle new + memory_access_types. + +2016-07-06 Richard Sandiford <richard.sandiford@arm.com> + + * tree-vectorizer.h (vect_memory_access_type): New enum. + (_stmt_vec_info): Add a memory_access_type field. + (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro. + (vect_model_store_cost): Take an access type instead of a boolean. + (vect_model_load_cost): Likewise. + * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to + vect_model_store_cost and vect_model_load_cost. + * tree-vect-stmts.c (vec_load_store_type): New enum. + (vect_model_store_cost): Take an access type instead of a + store_lanes_p boolean. Simplify tests. + (vect_model_load_cost): Likewise, but for load_lanes_p. + (get_group_load_store_type, get_load_store_type): New functions. + (vectorizable_store): Use get_load_store_type. Record the access + type in STMT_VINFO_MEMORY_ACCESS_TYPE. + (vectorizable_load): Likewise. + (vectorizable_mask_load_store): Likewise. Replace is_store + variable with vls_type. + +2016-07-06 Richard Sandiford <richard.sandiford@arm.com> + + * tree-vectorizer.h (vect_grouped_load_supported): Add a + single_element_p parameter. + * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise. + Check the PR65518 case here rather than in vectorizable_load. + * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly. + * tree-vect-stmts.c (vectorizable_load): Likewise. + +2016-07-06 Richard Sandiford <richard.sandiford@arm.com> + + * tree-vectorizer.h (gather_scatter_info): New structure. + (vect_check_gather_scatter): Return a bool rather than a decl. + Replace return-by-pointer arguments with a single + gather_scatter_info *. + * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise. + (vect_analyze_data_refs): Update call accordingly. + * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise. + (vectorizable_mask_load_store): Likewise. Also record the + offset dt and vectype in the gather_scatter_info. + (vectorizable_store): Likewise. + (vectorizable_load): Likewise. + +2016-07-06 Richard Sandiford <richard.sandiford@arm.com> + + * tree-vect-stmts.c (vect_model_store_cost): For non-SLP + strided groups, use the cost of N scalar accesses instead + of ncopies vector accesses. + (vect_model_load_cost): Likewise. + +2016-07-06 Richard Sandiford <richard.sandiford@arm.com> + + * tree-vect-stmts.c (vect_cost_group_size): Delete. + (vect_model_store_cost): Avoid calling it. Use first_stmt_p + variable to indicate when once-per-group costs are being used. + (vect_model_load_cost): Likewise. Fix comment and misindented code. + +2016-07-06 Richard Sandiford <richard.sandiford@arm.com> + + * tree-vect-stmts.c (vectorizable_load): Remove unnecessary + peeling-for-gaps condition. + +2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390.c (s390_expand_vec_init): Force initializer + element to register if it doesn't match general_operand. + +2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com> + Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New + prototype. + * config/rs6000/rs6000.c (rs6000_split_signbit): New function. + * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant. + (SIGNBIT): New mode iterator. + (Fsignbit): New mode attribute. + (signbit<mode>2): Change operand1 to match FLOAT128 instead of + IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128 + when direct moves are available. + (signbit<mode>2_dm): New define_insn_and_split). + (signbit<mode>2_dm2): New define_insn. + +2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR rtl-optimization/71594 + * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val + into subregs of appropriate mode before trying to emit a conditional + move. + +2016-07-05 Jan Hubicka <jh@suse.cz> + + * tree-scalar-evolution.c (iv_can_overflow_p): New function. + (simple_iv): Use it. + +2016-07-05 Jan Hubicka <jh@suse.cz> + + * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P. + +2016-07-05 Jiong Wang <jiong.wang@arm.com> + + * lra-constraints.c (process_alt_operands): Don't add spilling cost for + "offmemok". + +2016-07-05 Jan Hubicka <jh@suse.cz> + + * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if + IV can overflow. + +2016-07-05 Richard Biener <rguenther@suse.de> + + * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa): + Handle empty else block. + (is_feasible_trace): Likewise. + (split_paths): Likewise. + +2016-07-05 Richard Biener <rguenther@suse.de> + + * tree-loop-distribution.c (distribute_loop): Fix issue with + the cost model loop. + +2016-07-05 Christophe Lyon <christophe.lyon@linaro.org> + + * config/arm/neon-testgen.ml: Delete. + * config/arm/neon.ml: Delete. + +2016-07-04 Jakub Jelinek <jakub@redhat.com> + + PR c++/71739 + * tree.c (attribute_value_equal): Use get_attribute_name instead of + directly using TREE_PURPOSE. + +2016-07-04 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A". + * config/aarch64/aarch64_neon.h: Likewise. + * config/aarch64/arm_neon.h: Likewise. + * config/aarch64/atomics.md: Likewise. + * config/aarch64/aarch64-simd-builtins.def: Likewise. + * doc/invoke.texi: Likewise. + +2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com> + + * config/s390/s390.md: Add "z13" cpu_facility. + ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi. + * config/s390/predicates.md ("loc_operand"): New predicate for "load on + condition" type instructions. + +2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com> + Jeff Law <law@redhat.com> + + * explow.c (allocate_dynamic_stack_space): Simplify knowing that + MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT. + +2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com> + + * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand + permutation for TARGET_AVX512F. + (ix86_expand_vec_one_operand_perm_avx512): New function. + (expand_vec_perm_1): Invoke introduced function. + * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since + it may be not valid after vectorization. + +2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com> + + PR target/63874 + * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix + typo in comment. Only force to memory if it is a weak + external reference. + +2016-07-04 Matthew Wahab <matthew.wahab@arm.com> + Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/aarch64-arches.def: Add "armv8.2-a". + * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New. + (AARCH64_FL_F16): New. + (AARCH64_FL_FOR_ARCH8_2): New. + (AARCH64_ISA_8_2): New. + (AARCH64_ISA_F16): New. + (TARGET_FP_F16INST): New. + (TARGET_SIMD_F16INST): New. + * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry. + ("fp"): Disabling "fp" also disables "fp16". + * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins): + Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC + and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC. + * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16". + +2016-07-04 Jan Beulich <jbeulich@suse.com> + + * gcc.c (default_compilers["@c-header"]): Conditionalize "-o". + +2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/71720 + * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting + the insns, use an insn form that does not adjust the offset on + little endian systems. + +2016-07-01 Jan Beulich <jbeulich@suse.com> + + * varasm.c (get_variable_section): Validate initializer in + named .bss-like sections. + +2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org> + + * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal): + Exchange the order of the second and third operands in the vpermr + instruction tmeplate. + +2016-07-01 Peter Bergner <bergner@vnet.ibm.com> + + PR target/71698 + * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move): + Disallow TDmode values. + +2016-07-01 Alan Modra <amodra@gmail.com> + + PR rtl-optimization/71709 + * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg + being set, not referenced. + +2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com> + + PR tree-optimization/70729 + * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field + of loop since it can be not valid after transformation. + +2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/arm/arm.c (thumb_reload_in_hi): Delete. + * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype. + +2016-07-01 Eric Botcazou <ebotcazou@adacore.com> + + * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check + for NULL decl. + +2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/71677 + * config/rs6000/constraints.md (wY constraint): New constraint to + match the requirements for the LXSD and STXSD instructions. + * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New + predicate to match the requirements for the LXSD and STXSD + instructions. + * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case): + Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y' + to make sure that the bottom 2 bits of offset are 0, the address + form is offsettable, and no updating is done in the address mode. + (mov<mode>_hardfloat64, FMOVE64 case): Likewise. + (movdi_internal32): Likewise + (movdi_internal64): Likewise. + +2016-06-30 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/71707 + * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present + strinfo even for ADDR_EXPR ptr. + +2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org> + + * config/rs6000/altivec.md (darn_32): Change the condition to + TARGET_P9_MISC instead of TARGET_MODULO. + (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the + condition expression. + (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the + condition expression. + * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant. + (DFP_TEST): New code iterator. + (dfptstsfi_<code>_mode>): New define_expand. + (*dfp_sgnfcnc_<mode>): New define_insn. + * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro + definition next to BU_P9_MISC_1 definition and change the MASK + value to RS6000_BTM_P9_MISC. + (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC. + (BU_P9_64BIT_MISC_0): Likewise. + (BU_P9_DFP_MISC_0): New macro definition. + (BU_P9_DFP_MISC_1): New macro definition. + (BU_P9_DFP_MISC_2): New macro definition. + (BU_P9_DFP_OVERLOAD_1): New macro definition. + (BU_P9_DFP_OVERLOAD_2): New macro definition. + (BU_P9_DFP_OVERLOAD_3): New macro definition. + (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2. + (TSTSFI_LT_TD): Likewise. + (TSTSFI_EQ_DD): Likewise. + (TSTSFI_EQ_TD): Likewise. + (TSTSFI_GT_DD): Likewise. + (TSTSFI_GT_TD): Likewise. + (TSTSFI_OV_DD): Likewise. + (TSTSFI_OV_TD): Likewise. + (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2. + (TSTSFI_LT_DD): Likewise. + (TSTSFI_LT_TD): Likewise. + (TSTSFI_EQ): Likewise. + (TSTSFI_EQ_DD): Likewise. + (TSTSFI_EQ_TD): Likewise. + (TSTSFI_GT): Likewise. + (TSTSFI_GT_DD): Likewise. + (TSTSFI_GT_TD): Likewise. + (TSTSFI_OV): Likewise. + (TSTSFI_OV_DD): Likewise. + (TSTSFI_OV_TD): Likewise. + * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add + overloaded test significance functions. + * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add + OPTION_MASK_P9_MISC into the representation of this mask. + (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation + of this mask. + * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the + RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is + non-zero. + (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp + argument is a 6-bit unsigned literal value if the icode argument + represents a DFP test significance built-in call. + (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC + flag used independently and in combination with the + RS6000_BTM_64BIT flag. + (rs6000_opt_masks): Add entry for power9-misc command-line option. + (rs6000_builtin_mask_names): Add entry for power9-misc + command-line option. + * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if + HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and + RS6000_BTM_P9_MISC macros. + * config/rs6000/rs6000.opt: Add support for the -mpower9-misc + option and change the description of the -mpower9-vector option to + enable only vector instructions, removing its erroneously claimed + support for scalar instructions. + * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document + the ISA 3.0 digital floating point test significance built-in + functions. + +2016-06-30 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64.c (cortexa35_tunings): + Enable AES fusion. Use cortexa57_branch_cost. + (cortexa53_tunings): Use cortexa57_branch_cost. + (cortexa72_tunings): Use cortexa57_branch_cost. + Use AUTOPREFETCHER_WEAK. + (cortexa73_tunings): Use cortexa57_branch_cost. + +2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + James Greenhalgh <james.greenhalgh@arm.com> + + * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64, + vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16, + vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16, + vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C. + (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16, + vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64, + vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64, + vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16, + vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64, + vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64, + vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16, + vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64, + vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64): + New intrinsics. + +2016-06-30 James Greenhalgh <james.greenhalgh@arm.com> + Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>): + New define_insn. + (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise. + +2016-06-30 David Malcolm <dmalcolm@redhat.com> + + PR driver/71651 + * gcc.c (driver::build_option_suggestions): Pass "option" to + add_misspelling_candidates. + * opts-common.c (add_misspelling_candidates): Add "option" param; + use it to avoid adding negated forms for options marked with + RejectNegative. + * opts.h (add_misspelling_candidates): Add "option" param. + +2016-06-30 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/71693 + * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast + TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type + first when permuting bitwise operation with rotate. Cast + TREE_OPERAND (arg0, 0) to type when cancelling two rotations. + +2016-06-29 David Malcolm <dmalcolm@redhat.com> + + * opts.c (handle_param): Use find_param_fuzzy to offer suggestions + for misspelled param names. + * params.c: Include spellcheck.h. + (find_param_fuzzy): New function. + * params.h (find_param_fuzzy): New prototype. + * spellcheck.c (struct edit_distance_traits<const char *>): Move to... + * spellcheck.h (struct edit_distance_traits<const char *>): + ...here. + +2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/predicates.md (const_0_to_7_operand): New + predicate, recognize 0..7. + * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add + support for doing extracts from V16QImode, V8HImode, V4SImode + under ISA 3.0. + * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0 + vector extract support. + (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number + for ISA 3.0 vector extract. + (VSX_EX): Constraints to use for ISA 3.0 vector extract. + (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing + extracts of a constant element number from small integer vectors + on 64-bit ISA 3.0 systems. + (vsx_extract_<mode>_di): Likewise. + * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to + say when we can do ISA 3.0 vector extracts. + * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec + registers, using the stxsiwx instruction. + +2016-06-29 Jim Wilson <jim.wilson@linaro.org> + + * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning. + * config/aarch64/aarch64.c (qdf24xx_addrcost_table, + qdf24xx_regmove_cost, qdf24xx_tunings): New. + * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New. + * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning. + * config/arm/arm.c (arm_qdf24xx_tune): New. + +2016-06-29 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64.c (cortexa53_tunings): + Increase loop alignment to 8. Set function alignment to 16. + (cortexa35_tunings): Likewise. + (cortexa57_tunings): Increase loop alignment to 8. + (cortexa72_tunings): Likewise. + (cortexa73_tunings): Likewise. + +2016-06-29 Matthew Wahab <matthew.wahab@arm.com> + + * doc/sourcebuild.texi (Effective-Target keywords): Add entries + for arm_fp16_ok and arm_fp16_hw. + (Add Options): Add entries for arm_fp16, arm_fp16_ieee and + arm_fp16_alternative. + +2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com> + + PR tree-optimization/71655 + * tree-vect-stmts.c (vectorizable_comparison): Swap definition + types when swapping operands. + +2016-06-29 Martin Liska <mliska@suse.cz> + + PR middle-end/71585 + * common.opt (flag_stack_protect): Mark the flag as optimization flag. + * ipa-inline-transform.c (inline_call): Remove unnecessary call + of build_optimization_node. + +2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com> + + PR tree-optimization/70729 + * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as + independent in loops having positive safelen value. + * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since + it may be not valid after vectorization. + +2016-06-29 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/71625 + * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list + is sorted by ascending list->offset. If PTR is non-NULL and there is + previous strinfo, call get_stridx_plus_constant. + (get_stridx): Pass exp as second argument to get_addr_stridx. + (addr_stridxptr): Add missing list = list->next, so that there can be + more than one entries in the list. Bump limit from 16 to 32. Ensure + the list is sorted by ascending list->offset. + (get_stridx_plus_constant): Adjust so that it can be also called with + ADDR_EXPR instead of SSA_NAME as PTR. + (handle_char_store): Pass NULL_TREE as second argument to + get_addr_stridx. + +2016-06-29 Richard Biener <rguenther@suse.de> + + PR rtl-optimization/68961 + * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT. + +2016-06-29 Richard Biener <rguenther@suse.de> + + PR middle-end/71002 + * alias.c (component_uses_parent_alias_set_from): Handle + type punning through union accesses by using the union alias set. + * gimple.c (gimple_get_alias_set): Remove union type punning case. + +2016-07-29 Richard Biener <rguenther@suse.de> + + * match.pd ((T)(T2)x -> (T)x): Remove restriction on final + precision not matching mode precision. + +2016-06-28 John David Anglin <danglin@gcc.gnu.org> + + * config/pa/pa.md (call_symref_64bit_post_reload): Don't call + pa_output_arg_descriptor. + (call_val_symref_64bit_post_reload): Likewise. + (call_val_powf_64bit_post_reload): Likewise. + (sibcall_internal_symref_64bit): Likewise. + (sibcall_value_internal_symref_64bit): Likewise. + +2016-06-28 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/71626 + * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of + a constant, force its SUBREG_REG into memory or register instead + of whole op1. + +2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com> + + PR target/58655 + * config/avr/avr.opt (-mfract-convert-truncate): Update description. + * doc/invoke.texi (AVR Options): Document it. + +2016-06-28 Walter Lee <walt@tilera.com> + + * config/tilegx/linux.h: Do not include arch/icache.h + (CLEAR_INSN_CACHE): Provide inlined definition directly. + * config/tilepro/linux.h: Do not include arch/icache.h + (CLEAR_INSN_CACHE): Provide inlined definition directly. + +2016-06-28 Wilco Dijkstra <wdijkstr@arm.com> + + * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering + for big-endian BIT_FIELD_REF. + +2016-06-28 Pat Haugen <pthaugen@us.ibm.com> + + * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types. + ('size' attribute): Add '128'. + Include power9.md. + (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32, + *movdi_internal64, *movdf_update1): Set size attribute to '64'. + (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2, + copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw, + *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw, + extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw, + *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>, + *trunc<mode>df2_odd): Set size attribute to '128'. + (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'. + * config/rs6000/power6.md (power6-fp): Include dfp type. + * config/rs6000/power7.md (power7-fp): Likewise. + * config/rs6000/power8.md (power8-fp): Likewise. + * config/rs6000/power9.md: New file. + * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md. + * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci, + *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to + htmsimple. + * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2, + trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3, + divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2, + ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>, + dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>, + dfp_dscri_<mode>): Change type attribute to dfp. + * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type + attribute to vecsimple. + * config/rs6000/rs6000.c (power9_cost): Update costs, cache size + and prefetch streams. + (rs6000_option_override_internal): Remove temporary code setting + tuning to power8. Don't set rs6000_sched_groups for power9. + (last_scheduled_insn): Change to rtx_insn *. + (divide_cnt, vec_load_pendulum): New variables. + (rs6000_adjust_cost): Add Power9 to test for store->load separation. + (rs6000_issue_rate): Set issue rate for Power9. + (is_power9_pairable_vec_type): New. + (power9_sched_reorder2): New. + (rs6000_sched_reorder2): Call new function for Power9 specific + reordering. + (insn_must_be_first_in_group): Remove Power9. + (insn_must_be_last_in_group): Likewise. + (force_new_group): Likewise. + (rs6000_sched_init): Fix initialization of last_scheduled_insn. + Initialize divide_cnt/vec_load_pendulum. + (_rs6000_sched_context, rs6000_init_sched_context, + rs6000_set_sched_context): Handle context save/restore of new + variables. + +2016-06-28 Richard Biener <rguenther@suse.de> + + * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): + Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as + COMPONENT_REF operand. + (nonoverlapping_component_refs_p): Likewise. + * stor-layout.c (start_bitfield_representative): Mark + DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P. + +2016-06-28 Jakub Jelinek <jakub@redhat.com> + + * Makefile.in: Don't cat ../stage_current if it does not exist. + + * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when + last argument is a bit-field. + + PR rtl-optimization/71673 + * internal-fn.c (expand_arith_overflow_result_store): Use + OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to + expand_simple_binop. + + PR middle-end/66867 + * builtins.c (expand_ifn_atomic_compare_exchange_into_call, + expand_ifn_atomic_compare_exchange): New functions. + * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function. + * tree.h (build_call_expr_internal_loc): Rename to ... + (build_call_expr_internal_loc_array): ... this. Fix up type of + last argument. + * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn. + * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of + ATOMIC_COMPARE_EXCHANGE result. + * builtins.h (expand_ifn_atomic_compare_exchange): New prototype. + * gimple-fold.h (optimize_atomic_compare_exchange_p, + fold_builtin_atomic_compare_exchange): New prototypes. + * gimple-fold.c (optimize_atomic_compare_exchange_p, + fold_builtin_atomic_compare_exchange): New functions.. + * tree-ssa.c (execute_update_addresses_taken): If + optimize_atomic_compare_exchange_p, ignore &var in 2nd argument + of call when finding addressable vars, and if such var becomes + non-addressable, call fold_builtin_atomic_compare_exchange. + +2016-06-27 Segher Boessenkool <segher@kernel.crashing.org> + + PR target/71670 + * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use + gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot. + +2016-06-27 Pat Haugen <pthaugen@us.ibm.com> + + * config/rs6000/rs6000.md ('type' attribute): Add + veclogical,veccmpfx,vecexts,vecmove insn types. + (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr, + copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal, + p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple. + (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw, + *nabs<mode>2_hw): Change type to vecmove. + (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal, + *boolcc<mode>3_internal, *eqv<mode>3_internal, + *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal, + *ieee_128bit_vsx_abs<mode>2_internal, + *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2, + *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit, + *ieee128_mtvsrd_32bit): Change type to veclogical. + (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64, + *movdi_internal32, *movdi_internal64): Update insn types. + * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>, + vsx_extract_<mode>): Change type to veclogical. + (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove. + (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>, + *vsx_sign_extend_si_v2di): Change type to vecexts. + * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change + type to veclogical. + (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>, + *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p, + *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx. + (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove. + * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr, + negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple. + * config/rs6000/40x.md (ppc405-float): Add fpsimple. + * config/rs6000/440.md (ppc440-fp): Add fpsimple. + * config/rs6000/476.md (ppc476-fp): Add fpsimple. + * config/rs6000/601.md (ppc601-fp): Add fpsimple. + * config/rs6000/603.md (ppc603-fp): Add fpsimple. + * config/rs6000/6xx.md (ppc604-fp): Add fpsimple. + * config/rs6000/7xx.md (ppc750-fp): Add fpsimple. + (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx. + * config/rs6000/7450.md (ppc7450-fp): Add fpsimple. + (ppc7450-vecsimple): Add veclogical, vecmove. + (ppc7450-veccmp): Add veccmpfx. + * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical, + vecmove. + (ppc8540_vector_compare): Add veccmpfx. + * config/rs6000/a2.md (ppca2-fp): Add fpsimple. + * config/rs6000/cell.md (cell-fp): Add fpsimple. + (cell-vecsimple): Add veclogical, vecmove. + (cell-veccmp): Add veccmpfx. + * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple. + * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove, + veccmpfx. + * config/rs6000/mpc.md (mpccore-fp): Add fpsimple. + * config/rs6000/power4.md (power4-fp): Add fpsimple. + (power4-vecsimple): Add veclogical, vecmove. + (power4-veccmp): Add veccmpfx. + * config/rs6000/power5.md (power5-fp): Add fpsimple. + * config/rs6000/power6.md (power6-fp): Add fpsimple. + (power6-vecsimple): Add veclogical, vecmove. + (power6-veccmp): Add veccmpfx. + * config/rs6000/power7.md (power7-fp): Add fpsimple. + (power7-vecsimple): Add veclogical, vecmove, veccmpfx. + * config/rs6000/power8.md (power8-fp): Add fpsimple. + (power8-vecsimple): Add veclogical, vecmove, veccmpfx. + * config/rs6000/rs64.md (rs64a-fp): Add fpsimple. + * config/rs6000/titan.md (titan_fp): Add fpsimple. + * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add + fpsimple. + * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE. + +2016-06-27 Peter Bergner <bergner@vnet.ibm.com> + + PR target/71656 + * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add + OPTION_MASK_P9_DFORM_VECTOR. + * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not + disable -mpower9-dform-vector when using reload. + (quad_address_p): Remove 'gpr_p' argument and all associated code. + New 'strict' argument. Update all callers. Add strict addressing + support. + (rs6000_legitimate_offset_address_p): Remove call to + virtual_stack_registers_memory_p. + (rs6000_legitimize_reload_address): Add quad address support. + (rs6000_legitimate_address_p): Move call to quad_address_p above + call to virtual_stack_registers_memory_p. Adjust quad_address_p args + to account for new strict usage. + (rs6000_output_move_128bit): Adjust quad_address_p args to account + for new strict usage. + * config/rs6000/predicates.md (quad_memory_operand): Likewise. + +2016-06-26 Uros Bizjak <ubizjak@gmail.com> + + PR target/70902 + PR target/71453 + PR target/71555 + PR target/71596 + PR target/71657 + * config/i386/i386.c (ix86_spill_class): Disable condition to + always return NO_REGS. + +2016-06-26 Jan Hubicka <hubicka@ucw.cz> + + * predict.c: Include gimple-pretty-print.h + (predicted_by_loop_heuristics_p): Check also + PRED_LOOP_EXIT_WITH_RECURSION + (predict_loops): Find self recursive calls and use special purpose + predictors for them; dump log about decisions. + (pass_profile::execute): Dump info about #of iterations. + * predict.def (PRED_LOOP_EXIT_WITH_RECURSION, + (PRED_LOOP_GUARD_WITH_RECURSION): New predictors. + +2016-06-26 John David Anglin <danglin@gcc.gnu.org> + + * config/pa/pa.c (pa_output_indirect_call): Rework to combine + output_asm_insn calls and shorten long lines. Output .CALL + argument descriptor using pa_output_arg_descriptor. Add various + inline $$dyncall and other optimizations. + (pa_attr_length_indirect_call): Adjust ordering and lengths. + +2016-06-25 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/71643 + * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with + EH preds. + + * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't + leak a bitmap if dep_bb is NULL. + + PR tree-optimization/71631 + * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument + to rewrite_expr_tree even if negate_result, move new_lhs var + declaration and initialization earlier, for powi_result set afterwards + new_lhs to lhs. For negate_result, use new_lhs instead of tmp + if new_lhs != lhs, and don't shadow gsi var. + +2016-06-24 Jan Hubicka <hubicka@ucw.cz> + + * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge): + Add in_loop parameter. + (predict_loops): Add loop guard heuristics. + * predict.def (PRED_LOOP_GUARD): New heuristics. + +2016-06-24 Jan Hubicka <hubicka@ucw.cz> + + * predict.c: Include ipa-utils.h + (tree_bb_level_prediction): Predict recursive calls. + (tree_estimate_probability_bb): Skip inexpensive calls for call + predictor. + * predict.def (PRED_RECURSIVE_CALL): New. + +2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define. + (BU_FLOAT128_1): Likewise. + (FABSQ): Likewise. + (COPYSIGNQ): Likewise. + (RS6000_BUILTIN_NANQ): Likewise. + (RS6000_BUILTIN_NANSQ): Likewise. + (RS6000_BUILTIN_INFQ): Likewise. + (RS6000_BUILTIN_HUGE_VALQ): Likewise. + * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype. + (TARGET_FOLD_BUILTIN): New #define. + (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry. + (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128. + (rs6000_fold_builtin): New target hook implementation, handling + folding of 128-bit NaNs and infinities. + (rs6000_init_builtins): Initialize const_str_type_node; ensure all + entries are filled in to avoid problems during bootstrap + self-test; define builtins for 128-bit NaNs and infinities. + (rs6000_opt_mask): Add entry for float128. + * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define. + (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128. + (rs6000_builtin_type_index): Add RS6000_BTI_const_str. + (const_str_type_node): New #define. + * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert + to a define_expand that dispatches to either copysign<mode>3_soft + or copysign<mode>3_hard. + (copysign<mode>3_hard): Rename from copysign<mode>3. + (copysign<mode>3_soft): New define_insn. + * doc/extend.texi: Document new builtins. + +2016-06-24 Jakub Jelinek <jakub@redhat.com> + + * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using + PRIu64 instead of lu. + +2016-06-24 Eric Botcazou <ebotcazou@adacore.com> + + PR debug/71642 + * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just + copy the type name. + +2016-06-24 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/71647 + * omp-low.c (lower_rec_input_clauses): Convert + omp_clause_aligned_alignment (c) to size_type_node for the + last argument of __builtin_assume_aligned. + +2016-06-24 H.J. Lu <hongjiu.lu@intel.com> + + * configure.ac (calling ___tls_get_addr via GOT): New + assembler/linker check. + (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit + assembler and linker supports calling ___tls_get_addr via GOT. + Otherise, defined to 0. + * config.in: Regenerated. + * configure: Likewise. + * config/i386/constraints.md (Yb): New constraint. + * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS. + (REG_CLASS_NAMES): Likewise. + (REG_CLASS_CONTENTS): Likewise. + * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace + the b constraint with the Yb constraint. Call ___tls_get_addr + via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT + is 1. + (*tls_local_dynamic_base_32_gnu): Likewise. + (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for + GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1. + (*tls_local_dynamic_base_64_<mode>): Likewise. + +2016-06-24 Martin Liska <mliska@suse.cz> + + * cfgloop.c (flow_loop_dump): Dump average number of loop iterations. + * cfgloop.h: Change 'struct loop' to 'const struct loop' for a + few functions. + * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new + argument to true if the expected number of iterations is + loop-based. + +2016-06-24 Uros Bizjak <ubizjak@gmail.com> + + * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to + assemble for 32bit target. + (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble + and $ld_ix86_gld_32_opt to link for 32bit target. + (HAVE_AS_IX86_TLSLDMPLT): Ditto. + * configure: Regenerate. + +2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/arm/arm.c (int_log2): Delete definition and prototype. + (shift_op): Use exact_log2 instead of int_log2. + (vfp3_const_double_for_fract_bits): Likewise. + +2016-06-24 Jakub Jelinek <jakub@redhat.com> + + * internal-fn.c (expand_arith_set_overflow): New function. + (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow): + Use it. + (expand_arith_overflow_result_store): Likewise. Handle precision + smaller than mode precision. + * tree-vrp.c (extract_range_basic): For imag part, handle + properly signed 1-bit precision result. + * doc/extend.texi (__builtin_add_overflow): Document that last + argument can't be pointer to enumerated or boolean type. + (__builtin_add_overflow_p): Document that last argument can't + have enumerated or boolean type. + +2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com> + Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + * config/rs6000/predicates.md (splat_input_operand): Rework. + Don't allow constants, since the insns that use this predicate + don't support constants. Constants are handled by other insns + that are created via combine. During and after register + allocation, only allow indexed or indirect addresses, and not + general addresses. Only allow modes supported by the hardware. + * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage + comment. Move check for using VSPLTIS<x> to a common location, + instead of doing it in two different places. + +2016-06-23 Jocelyn Mayer <l_indien@magic.fr> + + * config/i386/driver-i386.c (host_detect_local_cpu): Set + PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9. + <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for + signature_CENTAUR_ebx. + +2016-06-23 H.J. Lu <hongjiu.lu@intel.com> + + PR target/66232 + PR target/67400 + * configure.ac (as_ix86_tls_ldm_opt): Renamed to ... + (as_ix86_gas_32_opt): This. + (ld_ix86_tls_ldm_opt): Renamed to ... + (ld_ix86_gld_32_opt): This. + (R_386_TLS_LDM reloc): Updated. + (R_386_GOT32X reloc): New assembler/linker check. + (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and + linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise, + defined to 0. + * config.in: Regenerated. + * configure: Likewise. + * config/i386/i386.c (ix86_force_load_from_GOT_p): Return + true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode. + (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt + if ix86_force_load_from_GOT_p returns true. + (ix86_print_operand_address_as): Also support UNSPEC_GOT if + ix86_force_load_from_GOT_p returns true. + (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load + the external function address via the GOT slot. + (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and + HAVE_AS_IX86_GOT32X before returning false. + (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in + 32-bit mode if ix86_nopic_noplt_attribute_p returns true. + +2016-06-23 Eric Botcazou <ebotcazou@adacore.com> + + * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant. + +2016-06-23 Andi Kleen <ak@linux.intel.com> + + * Makefile.in: Regenerate. + * doc/install.texi: Document autoprofiledbootstrap. + +2016-06-23 Andi Kleen <ak@linux.intel.com> + + * config/i386/gcc-auto-profile: New file. + +2016-06-23 Martin Liska <mliska@suse.cz> + + PR middle-end/71619 + * predict.c (predict_loops): Revert the hunk that was removed + in r237103. + +2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com> + + * config.gcc: Add support for arm*-*-phoenix* targets. + * config/arm/t-phoenix: New. + * config/phoenix.h: New. + +2016-06-23 Uros Bizjak <ubizjak@gmail.com> + H.J. Lu <hongjiu.lu@intel.com> + + PR target/67400 + * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New. + * config/i386/i386.c (ix86_force_load_from_GOT_p): New function. + (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if + ix86_force_load_from_GOT_p returns true. + (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if + ix86_force_load_from_GOT_p returns true. + (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if + ix86_force_load_from_GOT_p returns true. + (ix86_expand_move): Load the external function address via the + GOT slot if ix86_force_load_from_GOT_p returns true. + * config/i386/predicates.md (x86_64_immediate_operand): Return + false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true. + (x86_64_zext_immediate_operand): Ditto. + +2016-06-22 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling. + +2016-06-22 David Malcolm <dmalcolm@redhat.com> + + PR c/70339 + * diagnostic-core.h (pedwarn_at_rich_loc): New prototype. + * diagnostic.c (pedwarn_at_rich_loc): New function. + * spellcheck.h (best_match::best_match): Add a + "best_distance_so_far" optional parameter. + (best_match::set_best_so_far): New method. + (best_match::get_best_distance): New accessor. + (best_match::get_best_candidate_length): New accessor. + +2016-06-22 Nick Clifton <nickc@redhat.com> + + * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in + place of GET_MODE_CLASS() == MODE_INT, so that partial integer + modes are accepted as well. + (ucompare_loc_descriptor): Likewise. + (minmax_loc_descriptor): Likewise. + (clz_loc_descriptor): Likewise. + (popcount_loc_descriptor): Likewise. + (bswap_loc_descriptor): Likewise. + (rotate_loc_descriptor): Likewise. + (mem_loc_descriptor): Likewise. + (loc_descriptor): Likewise. + +2016-06-22 David Malcolm <dmalcolm@redhat.com> + + * common.opt (fdiagnostics-parseable-fixits): New option. + * diagnostic.c: Include "selftest.h". + (print_escaped_string): New function. + (print_parseable_fixits): New function. + (diagnostic_report_diagnostic): Call print_parseable_fixits. + (selftest::assert_print_escaped_string): New function. + (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro. + (selftest::test_print_escaped_string): New function. + (selftest::test_print_parseable_fixits_none): New function. + (selftest::test_print_parseable_fixits_insert): New function. + (selftest::test_print_parseable_fixits_remove): New function. + (selftest::test_print_parseable_fixits_replace): New function. + (selftest::diagnostic_c_tests): New function. + * diagnostic.h (struct diagnostic_context): Add field + "parseable_fixits_p". + * doc/invoke.texi (Diagnostic Message Formatting Options): Add + -fdiagnostics-parseable-fixits. + (-fdiagnostics-parseable-fixits): New option. + * opts.c (common_handle_option): Handle + -fdiagnostics-parseable-fixits. + * selftest-run-tests.c (selftest::run_tests): Call + selftest::diagnostic_c_tests. + * selftest.h (selftest::diagnostic_c_tests): New prototype. + +2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com> + + PR tree-optimization/71488 + * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support + comparison of boolean vectors. + * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison + of boolean vectors using bitwise operations. + +2016-06-22 Andreas Schwab <schwab@suse.de> + + * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section): + Remove declaration. + +2016-06-22 Eric Botcazou <ebotcazou@adacore.com> + + * function.c (assign_parm_setup_reg): Prevent sharing in another case. + +2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de> + + * config/i386/i386.c (print_reg): Emit an error message on attempt to + print FLAGS_REG. + +2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/arm/arm.c (arm_cortex_a73_tune): New struct. + * config/arm/arm-cores.def (cortex-a73): New entry. + (cortex-a73.cortex-a35): Likewise. + (cortex-a73.cortex-a53): Likewise. + * config/arm/arm-tables.opt: Regenerate. + * config/arm/arm-tune.md: Likewise. + * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73, + mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53. + * config/arm/t-aprofile: Handle mcpu=cortex-a73, + mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53. + * doc/invoke.texi (ARM Options): Document cortex-a73, + cortex-a73.cortex-a35 and cortex-a73.cortex-a53. + +2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/aarch64/aarch64.c (cortexa73_tunings): New struct. + * config/aarch64/aarch64-cores.def (cortex-a73): New entry. + (cortex-a73.cortex-a35): Likewise. + (cortex-a73.cortex-a53): Likewise. + * config/aarch64/aarch64-tune.md: Regenerate. + * doc/invoke.texi (AArch64 Options): Document cortex-a73, + cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to + -mcpu and -mtune. + +2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> + + * configure.ac (gcc_cv_as_compress_debug): Remove + --compress-debug-sections as extra as switch. + Handle gas --compress-debug-sections=type. + (gcc_cv_ld_compess_debug): Remove bogus ld_date check. + Handle gld --compress-debug-sections=type. + * configure: Regenerate. + +2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com> + + * bb-reorder.c (pass_partition_blocks::gate): Update comment. + +2016-06-21 John David Anglin <danglin@gcc.gnu.org> + + * gcov-tool.c (profile_rewrite): Use int64_t instead of long long. + (do_rewrite): likewise. + +2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * common/config/mep/mep-common.c: Remove. + * config.gcc: Remove mep-* support. + * config/mep/constraints.md: Remove. + * config/mep/default.h: Remove. + * config/mep/intrinsics.h: Remove. + * config/mep/intrinsics.md: Remove. + * config/mep/ivc2-template.h: Remove. + * config/mep/mep-c5.cpu: Remove. + * config/mep/mep-core.cpu: Remove. + * config/mep/mep-default.cpu: Remove. + * config/mep/mep-ext-cop.cpu: Remove. + * config/mep/mep-intrin.h: Remove. + * config/mep/mep-ivc2.cpu: Remove. + * config/mep/mep-pragma.c: Remove. + * config/mep/mep-protos.h: Remove. + * config/mep/mep.c: Remove. + * config/mep/mep.cpu: Remove. + * config/mep/mep.h: Remove. + * config/mep/mep.md: Remove. + * config/mep/mep.opt: Remove. + * config/mep/predicates.md: Remove. + * config/mep/t-mep: Remove. + * doc/install.texi: Remove mep-* documentation. + * doc/md.texi: Likewise. + +2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * config.gcc: Remove support for avr-rtems. + * config/avr/gen-avr-mmcu-specs.c: Likewise. + * config/avr/rtems.h: Remove. + * config/avr/t-rtems: Remove. + +2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * config.gcc: Remove m32r-rtems support. + * config/m32r/rtems.h: Remove. + +2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * config.gcc: Remove h8300-rtems support. + * config/h8300/rtems.h: Remove. + * config/h8300/t-rtems: Remove. + +2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * config.gcc: Remove support for knetbsd. + * configure.ac: Likewise. + * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove. + * config/knetbsd-gnu.h: Remove. + * configure: Regenerate. + +2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * config.gcc: Remove support for openbsd 2 and 3. + * config/openbsd-oldgas.h: Remove. + +2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * config.gcc: Remove interix support. + * config/i386/i386-interix.h: Remove. + * config/i386/interix.opt: Remove. + * config/i386/t-interix: Remove. + * configure: Regenerate. + * configure.ac: Remove interix support. + * doc/install.texi: Remove interix documentation. + +2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org> + + * config/rs6000/rs6000.h: Add conditional preprocessing directives + to disable Power9-specific compiler features if HAVE_AS_POWER9 is + not defined. + +2016-06-21 Eric Botcazou <ebotcazou@adacore.com> + + * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if + they are both PLACEHOLDER_EXPRs. + +2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com> + + * stor-layout.c (layout_type): Move setting complex MODE to + layout_type, instead of setting it ahead of time by the caller. + * tree.c (build_complex_type): Likewise. + +2016-06-21 Martin Liska <mliska@suse.cz> + + * predict.c (force_edge_cold): Replace imposisble with + impossible. + +2016-06-21 Ilya Verbin <ilya.verbin@intel.com> + + * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps. + * config/i386/sse.md (define_expand "rsqrtv16sf2"): New. + +2016-06-21 Ilya Verbin <ilya.verbin@intel.com> + + * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps. + +2016-06-21 H.J. Lu <hongjiu.lu@intel.com> + Ilya Enkovich <ilya.enkovich@intel.com> + + PR target/71549 + * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): + New member function to convert V1TImode register to SUBREG + TImode in debug insn. + (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses + after changing register mode to V1TImode. + +2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com> + + * config/aarch64/aarch64-cores.def (vulcan): New core. + * config/aarch64/aarch64-tune.md: Regenerate. + * doc/invoke.texi: Document vulcan as an available option. + +2016-06-21 Eric Botcazou <ebotcazou@adacore.com> + + * cse.c (canon_asm_operands): New function extracted from... + (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS + either standalone or member of a PARALLEL. + +2016-06-21 Georg-Johann Lay <avr@gjlay.de> + + PR target/30417 + * config/avr/gen-avr-mmcu-specs.c (print_mcu): + [*link_data_start]: Wrap -Tdata into %{!Tdata:...}. + [*link_text_start]: Wrap -Ttext into %{!Ttext:...}. + +2016-06-21 Georg-Johann Lay <avr@gjlay.de> + + PR target/71103 + * config/avr/avr.md (movqi): Only handle loading subreg:qi of + constant addresses if can_create_pseudo_p. + +2016-06-21 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/71588 + * tree-ssa-strlen.c (valid_builtin_call): New function. + (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use + it. + +2016-06-20 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/71581 + * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL, + see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created + for conversion of scalar user var to complex type and use the + underlying SSA_NAME_VAR in that case. If EXPR is still NULL, + punt. + + PR rtl-optimization/71591 + * toplev.c (toplev::run_self_tests): If no_backend, complain and + don't run any tests. + +2016-06-20 Hans-Peter Nilsson <hp@axis.com> + + PR target/71571 + * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba" + delay-slot "nop" for PIC with CRIS v32. Also add missing leading + space for PIC with non-v32 and the common non-PIC "jump". + +2016-06-20 Jakub Jelinek <jakub@redhat.com> + + PR target/71559 + * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up + returned values and add UN*/LTGT/*ORDERED cases with values matching + D operand modifier on vcmp for AVX. + +2016-06-20 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64.opt + (mpc-relative-literal-loads): Rename internal option name. + * config/aarch64/aarch64.c + (aarch64_nopcrelative_literal_loads): Rename to + aarch64_pcrelative_literal_loads. + (aarch64_expand_mov_immediate): Likewise. + (aarch64_secondary_reload): Likewise. + (aarch64_can_use_per_function_literal_pools_p): Likewise. + (aarch64_override_options_after_change_1): Rename and simplify logic. + (aarch64_classify_symbol): Merge large model checks into switch, + remove pc-relative load check. + +2016-06-20 James Greenhalgh <james.greenhalgh@arm.com> + + * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP + costs relative to the cost of a register move. + +2016-06-20 James Greenhalgh <james.greenhalgh@arm.com> + + * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New. + (vcvt_n_f64_u64): Likewise. + (vcvt_n_s64_f64): Likewise. + (vcvt_n_u64_f64): Likewise. + (vcvt_f64_s64): Likewise. + (vrecpe_f64): Likewise. + (vcvt_f64_u64): Likewise. + (vrecps_f64): Likewise. + +2016-06-20 James Greenhalgh <james.greenhalgh@arm.com> + + * config/aarch64/aarch64.md + (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to + iterators. + (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct + attributes. + * config/aarch64/aarch64-builtins.c + (aarch64_types_binop_uss_qualifiers): Delete. + (TYPES_BINOP_USS): Likewise. + (aarch64_types_binop_sus_qualifiers): Likewise. + (TYPES_BINOP_SUS): Likewise. + (aarch64_types_fcvt_from_unsigned_qualifiers): New. + (TYPES_FCVTIMM_SUS): Likewise. + * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM + rather than BINOP. + (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS. + (fcvtzs): Use SHIFTIMM rather than BINOP. + (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS. + +2016-06-20 James Greenhalgh <james.greenhalgh@arm.com> + + * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP + costs relative to the cost of a register move. + +2016-06-20 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64.c (aarch64_modes_tieable_p): + Allow scalar/single vector modes to be tieable. + +2016-06-20 Wilco Dijkstra <wdijkstr@arm.com> + + * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel. + +2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of + "alignement". + * tree.h (TYPE_ALIGN): Likewise. + +2016-06-20 Georg-Johann Lay <avr@gjlay.de> + + PR target/71103 + * config/avr/avr.md (movqi): Handle loading subreg:qi (const). + +2016-06-20 Georg-Johann Lay <avr@gjlay.de> + + * config/avr/avr.c (avr_print_operand): Fix "format not a string + literal" build warnings. + (avr_print_operand_address): Dito. + +2016-06-19 David Edelsohn <dje.gcc@gmail.com> + + PR target/71375 + * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0. + * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same. + +2016-06-18 John David Anglin <danglin@gcc.gnu.org> + + * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove. + +2016-06-18 Eric Botcazou <ebotcazou@adacore.com> + + PR bootstrap/71435 + * reload1.c (reload): Pass 0 to finish_spills when called because + update_eliminables_and_spill returns true and remove did_spill. + (finish_spills): Adjust comment and document GLOBAL parameter. + +2016-06-17 DJ Delorie <dj@redhat.com> + + PR target/71338 + * config/rl78/rl78-expand.c (umulqihi3): Enable for G10. + * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise. + (umulqihi3_virt): Likewise. + * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise. + (umulqihi3_real): Likewise. + +2016-06-17 Martin Liska <mliska@suse.cz> + + * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec. + +2016-06-17 Martin Liska <mliska@suse.cz> + + * predict.def: PRED_LOOP_EXIT from 92 to 85. + +2016-06-17 James Greenhalgh <james.greenhalgh@arm.com> + + * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with + __FAST_MATH__. + (vaddq_f32): Likewise. + (vmul_f32): Likewise. + (vmulq_f32): Likewise. + (vsub_f32): Likewise. + (vsubq_f32): Likewise. + +2016-06-17 Bin Cheng <bin.cheng@arm.com> + + PR tree-optimization/71347 + * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute + cost for all uses in group. + +2016-06-17 Bin Cheng <bin.cheng@arm.com> + + * tree-vect-loop.c (vect_create_epilog_for_reduction): Only + insert gimple seq if it's not empty. + +2016-06-17 Bin Cheng <bin.cheng@arm.com> + + * tree-vectorizer.h (struct dr_with_seg_len): Remove class + member OFFSET. + * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly, + rather than OFFSET. + (comp_dr_with_seg_len_pair): Ditto. + (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize + struct dr_with_seg_len_pair against DR_OFFSET. + * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle + DR_OFFSET directly. + +2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com> + + * config/aarch64/geniterators.sh: Handle parenthesised conditions. + +2016-06-16 John David Anglin <danglin@gcc.gnu.org> + + * config/pa/pa.c (pa_output_pic_pcrel_sequence): New. + (pa_output_lbranch): Use pa_output_pic_pcrel_sequence. + (pa_output_millicode_call): Likewise. + (pa_output_call): Likewise. + (pa_output_indirect_call): Likewise. + (pa_asm_output_mi_thunk): Likewise. + +2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org> + + * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo. + +2016-06-16 Martin Liska <mliska@suse.cz> + + * predict.c (combine_predictions_for_insn): When we find a first + match predictor, we should consider just predictors with + PRED_FLAG_FIRST_MATCH. Print either first match (if any) or + DS theory predictor. + (combine_predictions_for_bb): Likewise. + +2016-06-16 Jakub Jelinek <jakub@redhat.com> + + * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs + with base of reference to struct. + +2016-06-16 Uros Bizjak <ubizjak@gmail.com> + + * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float. + +2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com> + + PR target/71151 + * config/avr/avr.c (avr_asm_init_sections): Remove setup of + progmem_swtable_section. + (progmem_swtable_section): Remove. + (avr_asm_function_rodata_section): Remove. + (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove. + * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1. + +2016-06-16 Jocelyn Mayer <l_indien@magic.fr> + + * config/i386/driver-i386.c (host_detect_local_cpu): Set + PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode. + <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for + signature_CENTAUR_ebx. + * config/i386/i386.c (ix86_option_override_internal): Add + definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4, + nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4. + * doc/invoke.texi (x86 Options): Document new VIA -march entries. + +2016-06-16 Martin Liska <mliska@suse.cz> + + * predict.def: Add fortran loop preheader predictor. + * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly + fold IFN_BUILTIN_EXPECT with a known constant argument. + +2016-06-16 Martin Liska <mliska@suse.cz> + + * predict.def: Add 'Fortran' to display text of all + PRED_FORTRAN_* predictors. + +2016-06-16 Uros Bizjak <ubizjak@gmail.com> + + PR target/71242 + * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New. + [IA64_BUILTIN_NANSQ]: Ditto. + (ia64_fold_builtin): New function. + (TARGET_FOLD_BUILTIN): New define. + (ia64_init_builtins) Declare const_string_type node. + Add __builtin_nanq and __builtin_nansq builtin functions. + (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ. + +2016-06-16 Nick Clifton <nickc@redhat.com> + + * config/msp430/msp430-opts.h (msp430_hwmult_types): Add + MSP430_HWMULT_ prefix to enum values. + (msp430_regions): Add MSP430_REGION_ prefix to enum values. + * config/msp430/msp430.c: Update use of enum values. + * config/msp430/msp430.md: Likewise. + * config/msp430/msp430.opt: Likewise. + +2016-06-16 Jan Hubicka <hubicka@ucw.cz> + + * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation + of comparsions in the last iteration. + +2016-06-16 Claudiu Zissulescu <claziss@synopsys.com> + Joern Rennecke <joern.rennecke@embecosm.com> + + * config/arc/arc.c (arc_print_operand_address): Handle pc-relative + addresses. + (arc_needs_pcl_p): Add GOTOFFPC. + (arc_legitimate_pic_addr_p): Likewise. + (arc_output_pic_addr_const): Likewise. + (arc_legitimize_pic_address): Generate a pc-relative address using + GOTOFFPC. + (arc_output_libcall): Use @pcl syntax. + (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC. + * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC. + (*movsi_insn): Use @pcl syntax. + (doloop_begin_i): Likewise. + +2016-06-16 Martin Liska <mliska@suse.cz> + + * predict.def: Define a new predictor. + +2016-06-16 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc.opt (mtp-regno): Update text. + +2016-06-16 Renlin Li <renlin.li@arm.com> + + * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo. + +2016-06-16 Jakub Jelinek <jakub@redhat.com> + + PR target/71554 + * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p. + (setcc + and peephole2): Likewise. + + PR rtl-optimization/71532 + * cse.c (cse_insn): For const/pure calls, invalidate argument passing + memory slots. + +2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading + DImode constants with XXSPLTIB in vector registers. + (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both + vsx_extract_<mode>_internal{1,2} into a single insn that handles + direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes + extraction of the element at the top of the register as a scalar + value. + (vsx_extract_<mode>_internal1): Likewise. + (vsx_extract_<mode>_internal2): Likewise. + * config/rs6000/constraints.md (wi constraint): Remove a comment + about DImode not being allowed in Altivec registers. + (wB constraint): New constraint for constants that can be + generated in Altivec registers with VSPLTISW/VUPKHSW. + * config/rs6000/predicates.md (xxspltib_constant_split): Update + comments. + (xxspltib_constant_nosplit): Likewise. + * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add + support for -mupper-regs-di to enable DImode to go into Altivec + registers. + (POWERPC_MASKS): Likewise. + (power7 cpu): Likewise. + * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise. + * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support + for DImode being allowed in Altivec registers. Update wi/wj + constraints. Set scalar_in_vmx_p flag. + (rs6000_option_override_internal): Add checks for -mupper-regs-di. + (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't + return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB. + (rs6000_opt_masks): Add -mupper-regs-di. + * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use + direct move to use wi and not wj. + (lfiwzx): Likewise. + (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single + alternative. + (floatunssi<mode>2_lfiwzx_mem): Likewise. + (fix_trunc<mode>di2_fctidz): Change second alternative to allow + any VSX register, instead of just Altivec registers, to allow + either operand to be an Altivec register or both. + (fixuns_trunc<mode>di2_fctiduz): Likewise. + (movdi_internal32): Add support for -mupper-regs-di. Add support + to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow + the alternatives and attributes to be lined up to be easier to + read. + (movdi_internal64): Likewise. + (64-bit DImode splitters): Change predicates to only split loading + up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to + load constants in ISA 3.0 or ISA 2.07 respectively. + * doc/invoke.texi (RS/6000 and PowerPC Options): Document + -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to + mention -mcpu=power9 sets these options. + * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the + wB constraint. + +2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com> + + PR target/67353 + * config/avr/avr.c (avr_set_current_function): Warn misspelled + interrupt/ signal handler if -Wmisspelled-isr flag is enabled. + * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled + by default to warn misspelled interrupt/ signal handler. + * doc/invoke.texi (AVR Options): Document it. Update description + for -nodevicelib option. + +2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean + up parentheses. Use GET_MODE_UNIT_BITSIZE. + (aarch64_<sur>shll2_n<mode>): Likewise. + +2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com> + + PR middle-end/71529 + * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix + DECL_CONTEXT for copied arguments. + +2016-06-15 Alan Hayward <alan.hayward@arm.com> + + PR tree-optimization/71483 + * tree-vect-loop.c (vectorizable_live_operation): Pick correct index + for slp + +2016-06-15 Martin Liska <mliska@suse.cz> + + * predict.c (tree_predict_by_opcode): Call predict_edge_def + instead of predict_edge w/o a probability. + +2016-06-15 Alan Hayward <alan.hayward@arm.com> + + PR tree-optimization/71439 + * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for + live PHIs. + +2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart + register subregs in SET_SRC. + +2016-06-15 Richard Biener <rguenther@suse.de> + + * tree-vect-stmts.c (vectorizable_store): Remove strided grouped + store restrictions. + +2016-06-15 Richard Biener <rguenther@suse.de> + + * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do + not consider dependences between accesses that belong to the + same group. + (vect_analyze_data_ref_dependences): Do not analyze read-read + or self-dependences. + +2016-06-14 David Malcolm <dmalcolm@redhat.com> + + * spellcheck-tree.c: Include spellcheck-tree.h rather than + spellcheck.h. + (find_closest_identifier): Reimplement in terms of + best_match<tree,tree>. + * spellcheck-tree.h: New file. + * spellcheck.c (struct edit_distance_traits<const char *>): New + struct. + (find_closest_string): Reimplement in terms of + best_match<const char *, const char *>. + * spellcheck.h (levenshtein_distance): Move prototype of tree-based + overload to spellcheck-tree.h. + (find_closest_identifier): Likewise. + (struct edit_distance_traits<T>): New template. + (class best_match): New class. + +2016-06-14 David Malcolm <dmalcolm@redhat.com> + + * selftest-run-tests.c (selftest::run_tests): Call + selftest::spellcheck_tree_c_tests. + * selftest.h (selftest::spellcheck_tree_c_tests): New decl. + * spellcheck-tree.c: Include selftest.h and stringpool.h. + (selftest::test_find_closest_identifier): New function. + (selftest::spellcheck_tree_c_tests): New function. + * spellcheck.c (selftest::test_find_closest_string): Verify that + the order of the vec does not affect the results for this case. + (selftest::test_data): New array. + (selftest::test_metric_conditions): New function. + (selftest::spellcheck_c_tests): Add a test of case-comparison. + Call selftest::test_metric_conditions. + +2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + * config/rs6000/rs6000-builtin.def (commentary): Typo. + (BU_P9_MISC_1): Likewise. + (BU_P9_64BIT_MISC_0): Likewise. + (BU_P9_MISC_0): Likewise. + +2016-06-14 David Malcolm <dmalcolm@redhat.com> + + * gcc-rich-location.c + (gcc_rich_location::add_fixit_misspelled_id): New method. + * gcc-rich-location.h + (gcc_rich_location::add_fixit_misspelled_id): Add decl. + +2016-06-14 Andreas Tobler <andreast@gcc.gnu.org> + + * config/arm/freebsd.h: Only enable unaligned access for armv6 on + FreeBSD 11 and above. + +2016-06-14 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE. + +2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * expmed.h: Close parenthesis in "at your option" in copyright + boilerplate. + * lower-subreg.h: Likewise. + +2016-06-14 Richard Biener <rguenther@suse.de> + + PR middle-end/71526 + * genmatch.c (expr::gen_transform): Use in_type for comparisons + if available. + +2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p): + New function. + (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle + mask+shift version. + * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p): + New prototype. + * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace + matching condition with aarch64_mask_and_shift_for_ubfiz_p. + +2016-06-14 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71522 + * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float + copying into float copying. + +2016-06-14 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/71520 + * tree-ssa-tail-merge.c (find_duplicate): Handle labels. + (replace_block_by): Move user labels from bb1 to bb2. + +2016-06-14 Richard Biener <rguenther@suse.de> + + PR middle-end/71310 + PR bootstrap/71510 + * expr.h (get_bit_range): Declare. + * expr.c (get_bit_range): Export. + * fold-const.c (optimize_bit_field_compare): Use get_bit_range and + word_mode again to constrain the bitfield access. + +2016-06-14 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71521 + * tree-vrp.c (extract_range_from_binary_expr_1): Guard + division int_const_binop against zero divisor. + +2016-06-13 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (signbittf2): New expander. + * config/i386/sse.md (ptesttf2): New insn pattern. + +2016-06-13 David Malcolm <dmalcolm@redhat.com> + + PR bootstrap/71481 + * input.c (selftest::test_reading_source_line): Avoid reading from + __FILE__ by creating a tempfile with known content and reading + from that instead. + +2016-06-13 David Malcolm <dmalcolm@redhat.com> + + * pretty-print.c (assert_pp_format_colored): Skip the test if + GCC_COLORS is set. + (test_pp_format): Remove comment about GCC_COLORS. + +2016-06-13 David Malcolm <dmalcolm@redhat.com> + + * input.c (test_reading_source_line): Use SELFTEST_LOCATION. + * pretty-print.c (assert_pp_format_va): Add location param and use + it with ASSERT_STREQ_AT. + (assert_pp_format): Add location param and pass it to + assert_pp_format_va. + (assert_pp_format_colored): Likewise. + (ASSERT_PP_FORMAT_1): New. + (ASSERT_PP_FORMAT_2): New. + (ASSERT_PP_FORMAT_3): New. + (test_pp_format): Provide SELFTEST_LOCATION throughout, either + explicitly, or implicitly via the above macros. + * selftest.c (selftest::pass): Use a selftest::location rather + than file and line. + (selftest::fail): Likewise. Print the function name. + (selftest::fail_formatted): Likewise. + (selftest::assert_streq): Use a selftest::location rather than + file and line. + * selftest.h (selftest::location): New struct. + (SELFTEST_LOCATION): New macro. + (selftest::pass): Accept a const location & rather than file + and line. + (selftest::fail): Likewise. + (selftest::fail_formatted): Likewise. + (selftest::assert_streq): Likewise. + (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION. + (ASSERT_FALSE): Likewise. + (ASSERT_EQ): Likewise. + (ASSERT_NE): Likewise. + (ASSERT_STREQ): Likewise. + (ASSERT_PRED1): Likewise. + (ASSERT_STREQ_AT): New macro. + +2016-06-13 David Malcolm <dmalcolm@redhat.com> + + * selftest.c (selftest::fail_formatted): New function. + (selftest::assert_streq): New function. + * selftest.h (selftests::fail_formatted): New decl. + (selftest::assert_streq): New decl. + (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq. + +2016-06-13 Jeff Law <law@redhat.com> + + PR tree-optimization/71403 + * tree-ssa-threadbackward.c + (convert_and_register_jump_thread_path): No longer accept reference + to path. Do not pop items off the path anymore. + (fsm_find_control_statement_thread_paths): Do not allow threading + to a deeper loop nest. Pop the last item off the path here rather + than in convert_and_register_jump_thread_path. + +2016-06-13 Evandro Menezes <e.menezes@samsung.com> + Wilco Dijkstra <Wilco.Dijkstra@arm.com> + + [AArch64] Emit division using the Newton series + + * config/aarch64/aarch64-protos.h + (cpu_approx_modes): Add new member "division". + (aarch64_emit_approx_div): Declare new function. + * config/aarch64/aarch64.c + (generic_approx_modes): New member "division". + (exynosm1_approx_modes): Likewise. + (xgene1_approx_modes): Likewise. + (aarch64_emit_approx_div): Define new function. + * config/aarch64/aarch64.md ("div<mode>3"): New expansion. + * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise. + * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option. + * doc/invoke.texi (-mlow-precision-div): Describe new option. + +2016-06-13 Evandro Menezes <e.menezes@samsung.com> + Wilco Dijkstra <wilco.dijkstra@arm.com> + + [AArch64] Emit square root using the Newton series + + * config/aarch64/aarch64-protos.h + (aarch64_emit_approx_rsqrt): Replace with new function + "aarch64_emit_approx_sqrt". + (cpu_approx_modes): New member "sqrt". + * config/aarch64/aarch64.c + (generic_approx_modes): New member "sqrt". + (exynosm1_approx_modes): Likewise. + (xgene1_approx_modes): Likewise. + (aarch64_emit_approx_rsqrt): Replace with new function + "aarch64_emit_approx_sqrt". + (aarch64_override_options_after_change_1): Handle new option. + * config/aarch64/aarch64-simd.md + (rsqrt<mode>2): Use new function instead. + (sqrt<mode>2): New expansion and insn definitions. + * config/aarch64/aarch64.md: Likewise. + * config/aarch64/aarch64.opt + (mlow-precision-sqrt): Add new option description. + * doc/invoke.texi (mlow-precision-sqrt): Likewise. + +2016-06-13 Evandro Menezes <e.menezes@samsung.com> + + [AArch64] Add more choices for the reciprocal square root approximation + + Allow a target to prefer such operation depending on the operation mode. + + * config/aarch64/aarch64-protos.h + (AARCH64_APPROX_MODE): New macro. + (AARCH64_APPROX_{NONE,ALL}): Likewise. + (cpu_approx_modes): New structure. + (tune_params): New member "approx_modes". + * config/aarch64/aarch64-tuning-flags.def + (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro. + * config/aarch64/aarch64.c + (generic_approx_modes): New core "cpu_approx_modes" structure. + (exynosm1_approx_modes): Likewise. + (xgene1_approx_modes): Likewise. + (generic_tunings): New member "approx_modes". + (cortexa35_tunings): Likewise. + (cortexa53_tunings): Likewise. + (cortexa57_tunings): Likewise. + (cortexa72_tunings): Likewise. + (exynosm1_tunings): Likewise. + (thunderx_tunings): Likewise. + (xgene1_tunings): Likewise. + (use_rsqrt_p): New argument for the mode and use new member from + "tune_params". + (aarch64_builtin_reciprocal): Devise mode from builtin. + (aarch64_optab_supported_p): New argument for the mode. + * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description. + +2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org> + + * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the + RS6000_BTM_MODULO flag into the set of flags that are considered + to be part of the common configuration. + +2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org> + + * config/rs6000/altivec.h (vec_absd): New macro for vector absolute + difference unsigned. + (vec_absdb): New macro for vector absolute difference unsigned + byte. + (vec_absdh): New macro for vector absolute difference unsigned + half-word. + (vec_absdw): New macro for vector absolute difference unsigned word. + * config/rs6000/altivec.md (UNSPEC_VADU): New value. + (vadu<mode>3): New insn. + (*p9_vadu<mode>3): New insn. + * config/rs6000/rs6000-builtin.def (vadub): New built-in + definition. + (vaduh): New built-in definition. + (vaduw): New built-in definition. + (vadu): New overloaded built-in definition. + (vadub): New overloaded built-in definition. + (vaduh): New overloaded built-in definition. + (vaduw): New overloaded built-in definition. + * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add + overloaded vector absolute difference unsigned functions. + * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document + the ISA 3.0 vector absolute difference unsigned built-in functions. + +2016-06-13 Eric Botcazou <ebotcazou@adacore.com> + + * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and + update shared_lookup_references only once after changing operands. + +2016-06-13 Thomas Schwinge <thomas@codesourcery.com> + + PR middle-end/71373 + * tree-nested.c (convert_nonlocal_omp_clauses) + (convert_local_omp_clauses): Document missing OMP_CLAUSE_*. + + * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo. + * tree.def (CASE_LABEL_EXPR): Likewise. + +2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de> + + PR bootstrap/71481 + * input.c (test_builtins): Fix an assertion. + +2016-06-13 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (paritydi2): Use ix86_expand_setcc. + (paritysi2): Ditto. + (isinfxf2): Ditto. + (isinf<mode>2): Ditto. + +2016-06-13 Uros Bizjak <ubizjak@gmail.com> + + * ggc-tests.c (test_finalization): Only test need_finalization_p + for GCC_VERSION >= 4003. + +2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/vecintrin.h: Fix file description in comment. + +2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390-builtin-types.def: Change builtin type naming + scheme to match builtin-types.def. + +2016-06-13 Marc Glisse <marc.glisse@inria.fr> + + * fold-const.c (optimize_minmax_comparison): Remove. + (fold_comparison): Remove call to the above. + * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2): + New transformations. + +2016-06-13 Alan Hayward <alan.hayward@arm.com> + + PR tree-optimization/71416 + * tree-vect-loop.c (vectorizable_live_operation): Let worklist have + multiple entries + +2016-06-13 Martin Liska <mliska@suse.cz> + + * predict.c (enum predictor_reason): Prefix enum with REASON_. + (combine_predictions_for_insn): Likewise. + (prune_predictions_for_bb): Likewise. + (combine_predictions_for_bb): Likewise. + +2016-06-13 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71505 + * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make + assert match comment. + +2016-06-13 Marek Polacek <polacek@redhat.com> + + PR middle-end/71476 + * gimplify.c (maybe_warn_switch_unreachable): Factored out of + gimplify_switch_expr. + (warn_switch_unreachable_r): New function. + +2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + PR target/71379 + * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by + one. + +2016-06-13 Richard Biener <rguenther@suse.de> + + PR middle-end/64516 + * fold-const.c (fold_unary_loc): Preserve alignment when + folding a VIEW_CONVERT_EXPR into a MEM_REF. + +2016-06-13 Martin Liska <mliska@suse.cz> + + PR sanitizer/71458 + * toplev.c (process_options): Do not enable -fcheck-pointer-bounds + w/ -fsanitize=bounds. + +2016-06-12 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.c (ix86_init_builtins): Calculate + FLOAT128_FTYPE_CONST_STRING function type only once. + * doc/extend.texi (x86 Built-in Functions): Update text, __float128 + built-in functions are available for x86-32 and x86-64 targets. + +2016-06-12 Uros Bizjak <ubizjak@gmail.com> + + PR target/71241 + * config/i386/i386.i386-builtin-types.def (CONST_STRING): + New primitive type. + (FLOAT128_FTYPE_CONST_STRING): New function type. + * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New. + [IX86_BUILTIN_NANSQ]: Ditto. + (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ. + (ix86_init_builtin_types): Declare const_string_type_node. + (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq + builtin functions. + (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ. + * doc/extend.texi (x86 Built-in Functions): Document + __builtin_nanq and __builtin_nansq. + +2016-06-11 Jiong Wang <jiong.wang@arm.com> + + PR target/71061 + * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration. + * config/arm/arm.c (arm_attr_length_pop_multi): New function to return + length for pop patterns. + (arm_attr_length_push_multi): Update comments. + * config/arm/arm.md (*load_multiple_with_writeback): Set "length" + attribute. + (*pop_multiple_with_writeback_and_return): Likewise. + (*pop_multiple_with_return): Likewise. + +2016-06-11 Segher Boessenkool <segher@kernel.crashing.org> + + PR middle-end/71310 + * fold-const.c (optimize_bit_field_compare): Don't try to use + word_mode unconditionally for reading the bit field, look at + DECL_BIT_FIELD_REPRESENTATIVE instead. + +2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org> + + PR middle-end/71478 + * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for + vector integer type. + +2016-06-10 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/71494 + * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO + without LABEL_DECL, set *handled_ops_p to false instead of true. + +2016-06-10 Martin Sebor <msebor@redhat.com> + + PR c/71392 + * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro. + (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same. + * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use + them. + (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same. + (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same. + (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same. + (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same. + (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same. + (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same. + (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same. + (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same. + +2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de> + + * config/arm/arm.h (pool_vector_label, + return_used_this_function): Remove. + +2016-06-10 Jeff Law <law@redhat.com> + + PR tree-optimization/71335 + * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out + zero length paths here. + (convert_and_register_jump_thread_path): Remove hacks related to + duplicated blocks in the jump thread path. + (fsm_find_control_statement_thread_paths): Avoid putting the same + block on the thread path twice, but ensure the thread path is + unchanged from the caller's point of view. + +2016-06-10 Jan Hubicka <hubicka@ucw.cz> + + * predict.c (predict_loops): Remove PRED_LOOP_BRANCH. + * predict.def (PRED_LOOP_BRANCH): Remove. + +2016-06-10 David Malcolm <dmalcolm@redhat.com> + + * Makefile.in (OBJS): Add ggc-tests.o. + (GTFILES): Add ggc-tests.c. + * ggc-tests.c: New file. + * selftest-run-tests.c (selftest::run_tests): Call + selftest::ggc_tests_c_tests. + * selftest.h (selftest::ggc_tests_c_tests): New prototype. + +2016-06-10 Alexander Monakov <amonakov@ispras.ru> + + * match.pd (-1 / B < A): Use :c to avoid pattern duplication. + +2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com> + + PR sanitizer/71480 + * varasm.c (place_block_symbol): Adjust alignment for asan protected + STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P. + +2016-06-10 Jan Hubicka <hubicka@ucw.cz> + + * profile.c: Include cfgloop.h. + (branch_prob): Compute estimated number of iterations. + * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not + recompute estimate number of iterations from profile. + +2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de> + + PR inline-asm/68843 + * reg-stack.c (check_asm_stack_operands): Explicit input arguments + must be grouped on top of stack. Don't force early clobber + on ordinary reg outputs. + +2016-06-10 Richard Biener <rguenther@suse.de> + + * targhooks.c (default_builtin_vectorization_cost): Adjust + vec_construct cost. + +2016-06-10 Richard Biener <rguenther@suse.de> + + * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure + to fold the RHS to a constant if possible. + +2016-06-10 Thomas Schwinge <thomas@codesourcery.com> + + PR middle-end/71373 + * tree-nested.c (convert_nonlocal_omp_clauses) + (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC, + OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO, + OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE. + + * gimplify.c (gimplify_adjust_omp_clauses): Discard + OMP_CLAUSE_TILE. + * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE. + + * omp-low.c (scan_sharing_clauses): Don't expect + OMP_CLAUSE__CACHE_. + +2016-06-10 Alan Hayward <alan.hayward@arm.com> + + PR tree-optimization/71407 + PR tree-optimization/71416 + * tree-vect-loop.c (vectorizable_live_operation): Use vectype for + BIT_FIELD_REF type. + +2016-06-10 Richard Biener <rguenther@suse.de> + + PR middle-end/71477 + * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound. + +2016-06-09 Eric Botcazou <ebotcazou@adacore.com> + + * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET. + +2016-06-09 Vladimir Makarov <vmakarov@redhat.com> + Jiong Wang <jiong.wang@arm.com> + + PR rtl-optimization/70751 + * lra-constraints.c (process_alt_operands): Recognize Non-pseudo + spilled into memory. + +2016-06-09 Jonathan Yong <10walls@gmail.com> + + Revert: + 2015-09-21 Jonathan Yong <10walls@gmail.com> + + * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search + sysroot/usr/lib/32api for additional win32 libraries, + fixes failing Cygwin bootstrapping. + +2016-06-09 Marcin BaczyÅ„ski <marbacz@gmail.com> + + * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer): + Delete. + +2016-06-09 David Malcolm <dmalcolm@redhat.com> + + PR bootstrap/71471 + * pretty-print.c (pp_indent): Specify that %p is printed in a + host-dependent manner. + (test_pp_format): Remove the test for %p. + +2016-06-09 Maciej W. Rozycki <macro@imgtec.com> + + * config/mips/mips.c (mips_output_jump): Fix formatting. + +2016-06-09 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71462 + * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against + removed blocks. + +2016-06-09 Martin Liska <mliska@suse.cz> + + * predict.c (dump_prediction): Add new argument. + (enum predictor_reason): New enum. + (struct predictor_hash): New struct. + (predictor_hash::hash): New function. + (predictor_hash::equal): Likewise. + (not_removed_prediction_p): New function. + (prune_predictions_for_bb): Likewise. + (combine_predictions_for_bb): Prune predictions. + +2016-06-09 Martin Liska <mliska@suse.cz> + + * predict.c (filter_predictions): New function. + (remove_predictions_associated_with_edge): Use the filter + function. + (equal_edge_p): New function. + +2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de> + + * doc/invoke.texi (ARM Options): Use lexicographical ordering. + Correct usage of @samp vs @option, add @samp where appropriate. + Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312. + Add armv6s-m and document it, as it is no official ARM name. + +2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * ifcvt.c (struct noce_if_info): Add transform_name field. + (noce_try_move): Set if_info->transform_name to the function name. + (noce_try_ifelse_collapse): Likewise. + (noce_try_store_flag): Likewise. + (noce_try_inverse_constants): Likewise. + (noce_try_store_flag_constants): Likewise. + (noce_try_addcc): Likewise. + (noce_try_store_flag_mask): Likewise. + (noce_try_cmove): Likewise. + (noce_try_cmove_arith): Likewise. + (noce_try_minmax): Likewise. + (noce_try_abs): Likewise. + (noce_try_sign_mask): Likewise. + (noce_try_bitop): Likewise. + (noce_convert_multiple_sets): Likewise. + (noce_process_if_block): Print if_info->transform_name to + dump_file if transformation succeeded. + +2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/arm/cortex-a57.md (cortex_a57_alu): + Handle csel type. + +2016-06-08 Martin Sebor <msebor@redhat.com> + Jakub Jelinek <jakub@redhat.com> + + PR c++/70507 + PR c/68120 + * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P, + BUILT_IN_MUL_OVERFLOW_P): New builtins. + * builtins.c: Include gimple-fold.h. + (fold_builtin_arith_overflow): Handle + BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P. + (fold_builtin_3): Likewise. + * doc/extend.texi (Integer Overflow Builtins): Document + __builtin_{add,sub,mul}_overflow_p. + +2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com> + + * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the + SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma). + +2016-06-08 Alan Lawrence <alan.lawrence@arm.com> + + * config/aarch64/aarch64.c (aarch64_function_arg_alignment): + Rewrite, looking one level down for records and arrays. + +2016-06-08 David Malcolm <dmalcolm@redhat.com> + + * pretty-print.c: Include "selftest.h". + (pp_format): Fix comment. + (identifier_to_locale): Likewise. + (selftest::test_basic_printing): New function. + (selftest::assert_pp_format): New function. + (selftest::test_pp_format): New function. + (selftest::pretty_print_c_tests): New function. + * selftest-run-tests.c (selftest::run_tests): Call + selftest::pretty_print_c_tests. + * selftest.h (pretty_print_c_tests): New declaration. + +2016-06-07 Jan Hubicka <hubicka@ucw.cz> + + * invoke.texi (max-loop-headers-insns): Document. + * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New. + * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment. + (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS. + +2016-06-08 Richard Biener <rguenther@suse.de> + + * tree-vect-stmts.c (vectorizable_load): Remove restrictions + on strided SLP loads and fall back to scalar loads in case + we can't chunk them. + +2016-06-08 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71452 + * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the + type used for the SSA rewrite has enough precision to cover + the dynamic type of the location. + +2016-06-08 Jakub Jelinek <jakub@redhat.com> + Richard Biener <rguenther@suse.de> + + PR c++/71448 + * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0) + the same as DECL_P (base0) for indirect_base0. Use equality_code + in one further place. + +2016-06-08 Richard Sandiford <richard.sandiford@arm.com> + + * expmed.c (store_bit_field_1): Do not restrict a multiword op0 + to one word if the field is known to overlap other words. + (extract_bit_field_1): Likewise. + (store_split_bit_field): Remove compensating code. + (extract_split_bit_field): Likewise. + +2016-06-08 Bernd Schmidt <bschmidt@redhat.com> + + PR debug/71432 + PR ada/71413 + * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns. + +2016-06-08 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in + VDQF. + * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New. + (arch64_addpv4sf): Delete. + (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of + "gen_aarch64_addpv4sf". + * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use + builtin. + (vpadds_f32): Likewise. + (vpaddq_f32): Likewise. + (vpaddq_f64): Likewise. + +2016-06-08 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes + VALLF. + * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF + to VALLF. Rename to "fabd<mode>3". + "*fabd_scalar<mode>3): Delete. + * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly. + Use builtin. + (vabdd_f64): Likewise. + (vabd_f32): Likewise. + (vabd_f64): Likewise. + (vabdq_f32): Likewise. + (vabdq_f64): Likewise. + +2016-06-08 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes + VALLF. + * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to + "aarch64_rsqrts<mode>". + * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name. + * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use + builtin. + (vrsqrtsd_f64): Likewise. + (vrsqrts_f32): Likewise. + (vrsqrts_f64): Likewise. + (vrsqrtsq_f32): Likewise. + (vrsqrtsq_f64): Likewise. + +2016-06-08 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes + VALLF. + * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to + "aarch64_rsqrte<mode>". + * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name. + * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use + builtin. + (vrsqrted_f64): Likewise. + (vrsqrte_f32): Likewise. + (vrsqrte_f64): Likewise. + (vrsqrteq_f32): Likewise. + (vrsqrteq_f64): Likewise. + +2016-06-08 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes. + (ucvtf): Likewise. + (fcvtzs): Likewise. + (fcvtzu): Likewise. + * config/aarch64/aarch64-simd.md + (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New. + (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise. + * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly. + Use builtin. + (vcvt_n_f32_u32): Likewise. + (vcvt_n_s32_f32): Likewise. + (vcvt_n_u32_f32): Likewise. + (vcvtq_n_f32_s32): Likewise. + (vcvtq_n_f32_u32): Likewise. + (vcvtq_n_f64_s64): Likewise. + (vcvtq_n_f64_u64): Likewise. + (vcvtq_n_s32_f32): Likewise. + (vcvtq_n_s64_f64): Likewise. + (vcvtq_n_u32_f32): Likewise. + (vcvtq_n_u64_f64): Likewise. + * config/aarch64/iterators.md (VDQ_SDI): New mode iterator. + (VSDQ_SDI): Likewise. + (fcvt_target): Support V4DI, V4SI and V2SI. + (FCVT_TARGET): Likewise. + +2016-06-08 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New + (TYPES_BINOP_SUS): Likewise. + (aarch64_simd_builtin_data): Update include file name. + (aarch64_builtins): Likewise. + * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries + for conversion between scalar float-point and fixed-point. + (ucvtf): Likewise. + (fcvtzs): Likewise. + (fcvtzu): Likewise. + * config/aarch64/aarch64.md + (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New + pattern for conversion between scalar float to fixed-pointer. + (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise. + (UNSPEC_FCVTZS): New UNSPEC enumeration. + (UNSPEC_FCVTZU): Likewise. + (UNSPEC_SCVTF): Likewise. + (UNSPEC_UCVTF): Likewise. + * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly. + Use builtin. + (vcvtd_n_f64_u64): Likewise. + (vcvtd_n_s64_f64): Likewise. + (vcvtd_n_u64_f64): Likewise. + (vcvtd_n_f32_s32): Likewise. + (vcvts_n_f32_u32): Likewise. + (vcvtd_n_s32_f32): Likewise. + (vcvts_n_u32_f32): Likewise. + * config/aarch64/iterators.md (fcvt_target): Support integer to float + mapping. + (FCVT_TARGET): Likewise. + (FCVT_FIXED2F): New iterator. + (FCVT_F2FIXED): Likewise. + (fcvt_fixed_insn): New define_int_attr. + +2016-06-07 Jan Hubicka <hubicka@ucw.cz> + + * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if + some statements was removed. + +2016-06-08 Alan Hayward <alan.hayward@arm.com> + + * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline. + * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise. + (vect_can_advance_ivs_p): likewise. + (vect_update_ivs_after_vectorizer): likewise. + * tree-vect-loop.c (vect_determine_vectorization_factor): likewise. + (vect_analyze_scalar_cycles_1): likewise. + (vect_analyze_loop_operations): likewise. + (report_vect_op): likewise. + (vect_is_slp_reduction): likewise. + (vect_is_simple_reduction): likewise. + (get_initial_def_for_induction): likewise. + (vect_transform_loop): likewise. + * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise. + (vect_recog_sad_pattern): likewise. + (vect_recog_widen_sum_pattern): likewise. + (vect_recog_widening_pattern): likewise. + (vect_recog_divmod_pattern): likewise. + * tree-vect-slp.c (vect-build-slp_tree_1): likewise. + (vect_analyze_slp_instance): likewise. + (vect_transform_slp_perm_load): likewise. + (vect_schedule_slp_instance): likewise. + +2016-06-07 Jan Hubicka <hubicka@ucw.cz> + + * predict.c (predict_iv_comparison): Mention that heuristics is broken. + (return_prediction): PRED_CONST_RETURN predict return as not taken. + * predict.def (PRED_CONTINUE): Change hitrate 50->67 + (PRED_LOOP_BRANCH): Document predictor as broken. + (PRED_LOOP_EXIT): Change hitrate 91->92. + (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83. + (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70. + (PRED_OPCODE_POSITIVE): Change hitrate 79->64. + (PRED_OPCODE_NONEQUAL): Change hitrate 91->66. + (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64 + (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66 + (PRED_CALL): Chane hitrate 71->67. + (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54. + (PRED_GOTO): Document as unused right now. + (PRED_CONST_RETURN): Change hitrate 67->69 + (PRED_NEGATIVE_RETURN): Change hitrate 96->98 + (PRED_NULL_RETURN): Change hitrate 91->90. + (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98. + (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues. + (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99. + +2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com> + + * config/rs6000/altivec.h: Add __builtin_vec_mul. + * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a + special case Altivec builtin. + * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove + VSX_BUILTIN_VEC_MUL (replaced with special case code). + * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add + code for ALTIVEC_BUILTIN_VEC_MUL. + * config/rs6000/rs6000.c (altivec_init_builtins): Add definition + for __builtin_vec_mul. + +2016-06-07 Peter Bergner <bergner@vnet.ibm.com> + + * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and + -mno-htm. + +2016-06-07 David Malcolm <dmalcolm@redhat.com> + + * spellcheck.c (selftest::test_find_closest_string): New function. + (spellcheck_c_tests): Call the above. + +2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable. + +2016-06-07 Jakub Jelinek <jakub@redhat.com> + + * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and + Yv=Yv,C alternatives. + +2016-06-07 Richard Biener <rguenther@suse.de> + + PR c/61564 + * common.opt (ffast-math): Make Optimization. + +2016-06-07 Simon Dardis <simon.dardis@imgtec.com> + Prachi Godbole <prachi.godbole@imgtec.com> + + * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for + `fabs' and `fneg' type attributes. + (p5600_fpu_fabs): Add `fmove' to the comment. + +2016-06-07 Jan Hubicka <hubicka@ucw.cz> + + * gimple.c: Include builtins.h + (gimple_inexpensive_call_p): New function. + * gimple.h (gimple_inexpensive_call_p): Declare. + * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it. + * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise; + fix formatting. + +2016-06-07 Paolo Carlini <paolo.carlini@oracle.com> + + * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New. + (inform, inform_at_rich_loc, inform_n, warning, warning_at, + warning_at_rich_loc, warning_n, pedwarn, permerror, + permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc, + sorry, fatal_error, internal_error, internal_error_no_backtrace): + Use the above. + +2016-06-07 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71428 + * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish + BIT_FIELD_REF op vs. load. + +2016-06-07 Richard Biener <rguenther@suse.de> + + PR middle-end/71423 + * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison + for signed ops. + +2016-06-06 John David Anglin <danglin@gcc.gnu.org> + + * config/pa/pa.md (call): Generate indirect long calls to non-local + functions on TARGET_64BIT. + (call_value): Likewise. + +2016-06-06 John David Anglin <danglin@gcc.gnu.org> + + * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from + pattern and subsequent splitters. + (call_val_reg_64bit_post_reload): Likewise. + +2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org> + + PR middle-end/71408 + * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for + propagate_op_to_single_use. + +2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org> + + PR middle-end/71281 + * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt. + +2016-06-07 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG. + (enum x86_dirflag_state): New enum. + (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY. + (machine_function): Remove needs_cld. + (ix86_current_function_needs_cld): Remove. + * config/i386/i386.c (ix86_set_func_type): Set + ix86_optimize_mode_switching[X86_DIRFLAG] to 1. + (ix86_expand_prologue): Do not emit CLD here. + (ix86_dirflag_mode_needed): New function. + (ix86_dirflag_mode_entry): Ditto. + (ix86_mode_needed): Handle X86_DIRFLAG entity. + (ix86_mode_after): Ditto. + (ix86_mode_entry): Ditto. + (ix86_mode_exit): Ditto. + (ix86_emit_mode_set): Ditto. + * config/i386/i386.md (strmov_singleop): Set + ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD. + Do not set ix86_current_function_needs_cld. + (rep_mov): Ditto. + (strset_singleop): Ditto. + (rep_stos): Ditto. + (cmpstrnqi_nz_1): Ditto. + (cmpstrnqi_1): Ditto. + (strlenqi_1): Ditto. + +2016-06-06 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/71259 + * tree-vect-slp.c (vect_get_constant_vectors): For + VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of + one for constant op, and use COND_EXPR for non-constant. + +2016-06-06 David Malcolm <dmalcolm@redhat.com> + + * Makefile.in (OBJS): Add function-tests.o, + hash-map-tests.o, hash-set-tests.o, rtl-tests.o, + selftest-run-tests.o. + (OBJS-libcommon): Add selftest.o. + (OBJS-libcommon-target): Add selftest.o. + (all.internal): Add "selftest". + (all.cross): Likewise. + (selftest): New phony target. + (s-selftest): New target. + (selftest-gdb): New phony target. + (COLLECT2_OBJS): Add selftest.o. + * bitmap.c: Include "selftest.h". + (selftest::test_gc_alloc): New function. + (selftest::test_set_range): New function. + (selftest::test_clear_bit_in_middle): New function. + (selftest::test_copying): New function. + (selftest::test_bitmap_single_bit_set_p): New function. + (selftest::bitmap_c_tests): New function. + * common.opt (fself-test): New. + * diagnostic-show-locus.c: Include "selftest.h". + (make_range): New function. + (test_range_contains_point_for_single_point): New function. + (test_range_contains_point_for_single_line): New function. + (test_range_contains_point_for_multiple_lines): New function. + (assert_eq): New function. + (test_get_line_width_without_trailing_whitespace): New function. + (selftest::diagnostic_show_locus_c_tests): New function. + * et-forest.c: Include "selftest.h". + (selftest::test_single_node): New function. + (selftest::test_simple_tree): New function. + (selftest::test_disconnected_nodes): New function. + (selftest::et_forest_c_tests): New function. + * fold-const.c: Include "selftest.h". + (selftest::assert_binop_folds_to_const): New function. + (selftest::assert_binop_folds_to_nonlvalue): New function. + (selftest::test_arithmetic_folding): New function. + (selftest::fold_const_c_tests): New function. + * function-tests.c: New file. + * gimple.c: Include "selftest.h". + Include "gimple-pretty-print.h". + (selftest::verify_gimple_pp): New function. + (selftest::test_assign_single): New function. + (selftest::test_assign_binop): New function. + (selftest::test_nop_stmt): New function. + (selftest::test_return_stmt): New function. + (selftest::test_return_without_value): New function. + (selftest::gimple_c_tests): New function. + * hash-map-tests.c: New file. + * hash-set-tests.c: New file. + * input.c: Include "selftest.h". + (selftest::assert_loceq): New function. + (selftest::test_accessing_ordinary_linemaps): New function. + (selftest::test_unknown_location): New function. + (selftest::test_builtins): New function. + (selftest::test_reading_source_line): New function. + (selftest::input_c_tests): New function. + * rtl-tests.c: New file. + * selftest-run-tests.c: New file. + * selftest.c: New file. + * selftest.h: New file. + * spellcheck.c: Include "selftest.h". + (selftest::levenshtein_distance_unit_test_oneway): New function, + adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c. + (selftest::levenshtein_distance_unit_test): Likewise. + (selftest::spellcheck_c_tests): Likewise. + * toplev.c: Include selftest.h. + (toplev::run_self_tests): New. + (toplev::main): Handle -fself-test. + * toplev.h (toplev::run_self_tests): New. + * tree.c: Include "selftest.h". + (selftest::test_integer_constants): New function. + (selftest::test_identifiers): New function. + (selftest::test_labels): New function. + (selftest::tree_c_tests): New function. + * tree-cfg.c: Include "selftest.h". + (selftest::push_fndecl): New function. + (selftest::test_linear_chain): New function. + (selftest::test_diamond): New function. + (selftest::test_fully_connected): New function. + (selftest::tree_cfg_c_tests): New function. + * vec.c: Include "selftest.h". + (selftest::safe_push_range): New function. + (selftest::test_quick_push): New function. + (selftest::test_safe_push): New function. + (selftest::test_truncate): New function. + (selftest::test_safe_grow_cleared): New function. + (selftest::test_pop): New function. + (selftest::test_safe_insert): New function. + (selftest::test_ordered_remove): New function. + (selftest::test_unordered_remove): New function. + (selftest::test_block_remove): New function. + (selftest::reverse_cmp): New function. + (selftest::test_qsort): New function. + (selftest::vec_c_tests): New function.c. + * wide-int.cc: Include selftest.h and wide-int-print.h. + (selftest::from_int <wide_int>): New function. + (selftest::from_int <offset_int>): New function. + (selftest::from_int <widest_int>): New function. + (selftest::assert_deceq): New function. + (selftest::assert_hexeq): New function. + (selftest::test_printing <VALUE_TYPE>): New function template. + (selftest::test_ops <VALUE_TYPE>): New function template. + (selftest::test_comparisons <VALUE_TYPE>): New function template. + (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function + template. + (selftest::wide_int_cc_tests): New function. + +2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR middle-end/37780 + * ifcvt.c (noce_try_ifelse_collapse): New function. + Declare prototype. + (noce_process_if_block): Call noce_try_ifelse_collapse. + * simplify-rtx.c (simplify_cond_clz_ctz): New function. + (simplify_ternary_operation): Use the above to simplify + conditional CLZ/CTZ expressions. + +2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR middle-end/37780 + * config/aarch64/aarch64.md (ctz<mode>2): Convert to + define_insn_and_split. + +2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR middle-end/37780 + * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split. + +2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de> + + PR c/24414 + * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR. + Implicitly clobber memory for basic asm with non-empty assembler + string. Use targetm.md_asm_adjust also here. + * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here. + * final.c (final_scan_insn): Handle basic asm in PARALLEL block. + * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with + non-empty assembler string. + * ira.c (compute_regs_asm_clobbered): Use asm_noperands here. + * recog.c (asm_noperands): Handle basic asm in PARALLEL block. + (decode_asm_operands): Handle basic asm in PARALLEL block. + (extract_insn): Handle basic asm in PARALLEL block. + * doc/extend.texi: Mention new behavior of basic asm. + * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here. + * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p, + branch_needs_nop_p): Use asm_noperands. + +2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com> + + * config/sparc/sparc.md (cpu): Add niagara7 cpu type. + Include the M7 SPARC DFA scheduler. + New attribute v3pipe. + Annotate insns with v3pipe where appropriate. + Define cpu_feature vis4. + Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64. + Add (V8QI "8") to vbits. + Add insns {add,sub}v8qi3 + Add insns ss{add,sub}v8qi3 + Add insns us{add,sub}{v8qi,v4hi}3 + Add insns {min,max}{v8qi,v4hi,v2si}3 + Add insns {minu,maxu}{v8qi,v4hi,v2si}3 + Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis. + * config/sparc/niagara4.md: Add a comment explaining the + discrepancy between the documented latenty numbers and the + implemented ones. + * config/sparc/niagara7.md: New file. + * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler + supports SPARC5 and VIS 4.0 instructions. + * configure: Regenerate. + * config.in: Likewise. + * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets. + * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for + TARGET_CPU_niagara7. + (ASM_CPU64_DEFAULT_SPEC): Likewise. + (CPP_CPU_SPEC): Handle niagara7. + (ASM_CPU_SPEC): Likewise. + * config/sparc/sparc-opts.h (processor_type): Add + PROCESSOR_NIAGARA7. + (mvis4): New option. + * config/sparc/sparc.h (TARGET_CPU_niagara7): Define. + (AS_NIAGARA7_FLAG): Define. + (ASM_CPU64_DEFAULT_SPEC): Set for niagara7. + (CPP_CPU64_DEFAULT_SPEC): Likewise. + (CPP_CPU_SPEC): Handle niagara7. + (ASM_CPU_SPEC): Likewise. + * config/sparc/sparc.c (niagara7_costs): Define. + (sparc_option_override): Handle niagara7 and adjust cache-related + parameters with better values for niagara cpus. Also support VIS4. + (sparc32_initialize_trampoline): Likewise. + (sparc_use_sched_lookahead): Likewise. + (sparc_issue_rate): Likewise. + (sparc_register_move_cost): Likewise. + (dump_target_flag_bits): Support VIS4. + (sparc_vis_init_builtins): Likewise. + (sparc_builtins): Likewise. + * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for + VIS4 4.0. + * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and + UltraSparc M7. + * config/sparc/sparc.opt (sparc_processor_type): New value + niagara7. + * config/sparc/visintrin.h (__attribute__): Prototypes for the + VIS4 builtins. + * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and + -mvis4. + * doc/extend.texi (SPARC VIS Built-in Functions): Document the + VIS4 builtins. + +2016-06-06 Jonathan Wakely <jwakely@redhat.com> + + * doc/sourcebuild.texi (Directives): Remove extra closing braces. + +2016-06-06 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71398 + * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then + remove edges. + +2016-06-05 James Bowman <james.bowman@ftdichip.com> + + * config/ft32/ft32.c (ft32_setup_incoming_varargs, + ft32_expand_prolog, ft32_expand_epilogue): + Handle pretend_args. + * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE. + * config/ft32/ft32.md: Add pretend_returner. + +2016-06-06 Uros Bizjak <ubizjak@gmail.com> + + PR target/71389 + * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): + Copy op1 RTX to avoid invalid sharing. + (ix86_expand_vector_move_misalign): Ditto. + +2016-06-05 John David Anglin <danglin@gcc.gnu.org> + + * expr.c (move_by_pieces_d::generate): Mark mode parameter with + ATTRIBUTE_UNUSED. + +2016-06-05 Jan Hubicka <hubicka@ucw.cz> + + * predict.c (predicted_by_loop_heuristics_p): New function. + (predict_iv_comparison): Use it. + (predict_loops): Walk from innermost loops; do not predict edges + leaving multiple loops multiple times; implement + PRED_LOOP_ITERATIONS_MAX heuristics. + * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor. + +2016-06-05 Jan Hubicka <hubicka@ucw.cz> + + * cfg.c (check_bb_profile): Do not report mismatched profiles when + only edges out of BB are EH edges. + +2016-06-04 Martin Sebor <msebor@redhat.com> + Marcin BaczyÅ„ski <marbacz@gmail.com> + + PR c/48116 + * doc/invoke.texi (-Wreturn-type): Mention not warning on return with + a void expression in a void function. + +2016-06-03 Jan Hubicka <hubicka@ucw.cz> + + * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check + aux; dump reasons of decisions. + (should_duplicate_loop_header_p): Likewise. + (do_while_loop_p): Likewise. + (ch_base::copy_headers): Dump asi num insns duplicated. + +2016-06-04 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/71405 + * tree-ssa.c (execute_update_addresses_taken): For clobber with + incompatible type, build a new clobber with the right type instead + of building a VIEW_CONVERT_EXPR around it. + +2016-06-04 Oleg Endo <olegendo@gcc.gnu.org> + + PR tree-optimization/52171 + * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use + by_pieces_ninsns instead of move_by_pieces_ninsns. + +2016-06-04 Oleg Endo <olegendo@gcc.gnu.org> + + * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0' + for reg+reg addressing mode. + +2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + * rs6000-c.c (c/c-tree.h): Add #include. + (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments + in C++ when found in the base position of vec_ld or vec_st. + +2016-06-03 Jan Hubicka <hubicka@ucw.cz> + + * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid + use of profile unless profile status is PROFILE_READ. + * profile.c (compute_branch_probabilities): Set profile status + only after reporting predictor hitrates. + +2016-06-03 Joseph Myers <joseph@codesourcery.com> + + PR target/71276 + PR target/71277 + * common.opt (ffp-int-builtin-inexact): New option. + * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document. + * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2) + (ceil@var{m}2): Document dependence on this option. + * ipa-inline-transform.c (inline_call): Handle + flag_fp_int_builtin_inexact. + * ipa-inline.c (can_inline_edge_p): Likewise. + * config/i386/i386.md (rintxf2): Do not test + flag_unsafe_math_optimizations. + (rint<mode>2_frndint): New define_insn. + (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387 + or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint + for 387 instead of extending and truncating. + (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact || + !flag_trapping_math instead of flag_unsafe_math_optimizations. + Change to frndint<mode>2_<rounding>. + (frndintxf2_<rounding>_i387): Likewise. Change to + frndint<mode>2_<rounding>_i387. + (<rounding_insn>xf2): Likewise. + (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact || + !flag_trapping_math instead of flag_unsafe_math_optimizations for + x87. Test TARGET_ROUND || !flag_trapping_math || + flag_fp_int_builtin_inexact instead of !flag_trapping_math for + SSE. Use ROUND_NO_EXC in constant operand of + gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding> + for 387 instead of extending and truncating. + +2016-06-03 H.J. Lu <hongjiu.lu@intel.com> + Julia Koval <julia.koval@intel.com> + + PR target/66960 + PR target/67630 + PR target/67634 + PR target/67841 + PR target/68037 + PR target/68618 + PR target/68661 + PR target/69575 + PR target/69596 + PR target/69734 + * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype. + * config/i386/i386.c (ix86_conditional_register_usage): Preserve + all registers, except for function return registers if there are + no caller-saved registers. + (ix86_set_func_type): New function. + (ix86_set_current_function): Call ix86_set_func_type to set + no_caller_saved_registers and func_type. Call reinit_regs if + caller-saved registers are changed. Don't allow MPX, SSE, MMX + nor x87 instructions in interrupt handler nor function with + no_caller_saved_registers attribute. + (ix86_function_ok_for_sibcall): Return false if there are no + caller-saved registers. + (type_natural_mode): Don't warn ABI change for MMX in interrupt + handler. + (ix86_function_arg_advance): Skip for callee in interrupt handler. + (ix86_function_arg): Return special arguments in interrupt handler. + (ix86_promote_function_mode): Promote pointer to word_mode only + for normal functions. + (ix86_can_use_return_insn_p): Don't use `ret' instruction in + interrupt handler. + (ix86_epilogue_uses): New function. + (ix86_hard_regno_scratch_ok): Likewise. + (ix86_save_reg): Preserve all registers in interrupt handler + after reload. Preserve all registers, except for function return + registers, if there are no caller-saved registers after reload. + (find_drap_reg): Always use callee-saved register if there are + no caller-saved registers. + (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY + for interrupt handler. + (ix86_expand_prologue): Don't allow DRAP in interrupt handler. + Emit cld instruction if stringops are used in interrupt handler + or interrupt handler isn't a leaf function. + (ix86_expand_epilogue): Generate interrupt return for interrupt + handler and pop the 'ERROR_CODE' off the stack before interrupt + return in exception handler. + (ix86_expand_call): Disallow calling interrupt handler directly. + If there are no caller-saved registers, mark all registers that + are clobbered by the call which returns as clobbered. + (ix86_handle_no_caller_saved_registers_attribute): New function. + (ix86_handle_interrupt_attribute): Likewise. + (ix86_attribute_table): Add interrupt and no_caller_saved_registers + attributes. + (TARGET_HARD_REGNO_SCRATCH_OK): Likewise. + * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument + accumulation in interrupt function if stack may be realigned to + avoid DRAP. + (EPILOGUE_USES): New. + (function_type): New enum. + (machine_function): Add func_type and no_caller_saved_registers. + * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New. + (interrupt_return): New pattern. + * doc/extend.texi: Document x86 interrupt and + no_caller_saved_registers attributes. + +2016-06-03 Bernd Schmidt <bschmidt@redhat.com> + + PR tree-optimization/52171 + * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere. + (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed. + Look for constant strings. Move some code to emit_block_cmp_hints + and use it. + * builtins.def (BUILT_IN_MEMCMP_EQ): New. + * defaults.h (COMPARE_MAX_PIECES): New macro. + * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs. + (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe. + (clear_by_pieces_1): Don't declare. Move definition before use. + (can_do_by_pieces): New static function. + (can_move_by_pieces): Use it. Return bool. + (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg + OP. All callers changed. Handle COMPARE_BY_PIECES. + (class pieces_addr); New. + (pieces_addr::pieces_addr, pieces_addr::decide_autoinc, + pieces_addr::adjust, pieces_addr::increment_address, + pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member + functions for it. + (class op_by_pieces_d): New. + (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member + functions for it. + (class move_by_pieces_d, class compare_by_pieces_d, + class store_by_pieces_d): New subclasses of op_by_pieces_d. + (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate, + move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode, + store_by_pieces_d::generate, store_by_pieces_d::finish_endp, + compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode, + compare_by_pieces_d::finish_mode): New member functions. + (compare_by_pieces, emit_block_cmp_via_cmpmem): New static + functions. + (expand_cmpstrn_or_cmpmem): Moved here from builtins.c. + (emit_block_cmp_hints): New function. + (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just + use the newly defined classes. + * expr.h (by_pieces_constfn): New typedef. + (can_store_by_pieces, store_by_pieces): Use it in arg declarations. + (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare. + (move_by_pieces_ninsns): Don't declare. + (can_move_by_pieces): Change return value to bool. + * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs. + (compare_by_pieces_branch_ratio): New hook. + * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES. + (by_pieces_ninsns): Declare. + * targethooks.c (default_use_by_pieces_infrastructure_p): Handle + COMPARE_BY_PIECES. + (default_compare_by_pieces_branch_ratio): New function. + * targhooks.h (default_compare_by_pieces_branch_ratio): Declare. + * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document. + * doc/tm.texi: Regenerate. + * tree-ssa-strlen.c: Include "builtins.h". + (handle_builtin_memcmp): New static function. + (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP. + * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq. + +2016-06-03 Alan Hayward <alan.hayward@arm.com> + + * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live + relevant stmts which are simple and invariant. + * tree-vect-loop.c (vectorizable_live_operation): Check relevance + instead of simple and invariant + +2016-06-03 Alan Hayward <alan.hayward@arm.com> + + * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts. + (vectorizable_reduction): Check for new relevant state. + (vectorizable_live_operation): vectorize live stmts using + BIT_FIELD_REF. Remove special case for gimple assigns stmts. + * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function. + (vect_stmt_relevant_p): Check for stmts which are only used live. + (process_use): Use of a stmt does not inherit it's live value. + (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance. + (vect_analyze_stmt): Check for new relevant state. + * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used + outside the loop, but not inside it. + +2016-06-03 Alan Hayward <alan.hayward@arm.com> + + * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New. + * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New. + (vect_get_vec_def_for_operand): Split out code. + +2016-06-03 Segher Boessenkool <segher@kernel.crashing.org> + + * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete. + +2016-06-03 Alan Hayward <alan.hayward@arm.com> + + * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code. + +2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment. + +2016-06-03 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/71387 + * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting + to noreturn e->callee->decl that has void return type and void + arguments, adjust gimple_call_fntype and remove lhs even if it had + previously addressable type. + +2016-06-02 Jeff Law <law@redhat.com> + + PR tree-optimization/71328 + * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one + error when checking for a jump back onto the copied path. + +2016-06-02 David Malcolm <dmalcolm@redhat.com> + + * config/microblaze/microblaze.c (get_branch_target): Add return + NULL_RTX for the non-CALL_P case. + (insert_wic_for_ilb_runout): Remove unused local "wic_addr1". + (insert_wic): Remove unused local "j". + +2016-06-02 Martin Liska <mliska@suse.cz> + + * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name. + +2016-06-02 H.J. Lu <hongjiu.lu@intel.com> + Julia Koval <julia.koval@intel.com> + + * function.c (assign_parm_setup_stack): Force source into a + register if needed. + * target.def (function_incoming_arg): Update documentation to + allow arbitrary address computation based on hard register. + * doc/tm.texi: Regenerated. + +2016-06-02 Martin Liska <mliska@suse.cz> + + * predict.c (combine_predictions_for_bb): Fix first match in + cases where a first predictor contains more than one occurence + in list of predictors. Take the best value in such case. + +2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR rtl-optimization/71295 + * rtlanal.c (subreg_get_info): If taking a subreg at the requested + offset would go over the size of the inner mode reject it. + +2016-06-02 Jakub Jelinek <jakub@redhat.com> + + * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of + x=x,x and v=v,m instead of x=x,m. + + * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm + alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C + alternative to v=rm,C. + + * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm + alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative + to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute + instead of vex for the last two above mentioned alternatives. + +2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/70830 + * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update. + +2016-06-02 Segher Boessenkool <segher@kernel.crashing.org> + + * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute. + +2016-06-01 David Malcolm <dmalcolm@redhat.com> + + * config/rl78/rl78.c (rl78_expand_prologue): Convert local + from int to unsigned. + +2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify + alternatives, eliminating preferred register class. Add support + for the MTVSRDD instruction in ISA 3.0. + (vsx_splat_v4si_internal): Use splat_input_operand instead of + reg_or_indexed_operand. + (vsx_splat_v4sf_internal): Likewise. + +2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/71186 + * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives + for loading up all 0's or all 1's. + +2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * doc/sourcebuild.texi (arm_acq_rel): Document new effective target. + +2016-06-01 Eduard Sanou <dhole@openmailbox.org> + + * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard + extension. + * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar. + * gcc.c (set_source_date_epoch_envvar): New function, sets + the SOURCE_DATE_EPOCH environment variable to the current time. + +2016-06-01 Eric Botcazou <ebotcazou@adacore.com> + + * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute + the factor for live Phi nodes. + +2016-06-01 Jan Hubicka <hubicka@ucw.cz> + + * loop-dolop.c (doloop_optimize): Us likely max iteration bound. + * tree-parloops.c (parallelize_loops): likewise. + * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop, + tree_unswitch_outer_loop): likewise. + +2016-06-01 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/71371 + * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp + around creation of the temporary. + +2016-06-01 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71366 + * tree-ssa-loop-ivcanon.c (edges_to_remove): New global. + (unloop_loops): Move removing edges here ... + (try_unroll_loop_completely): ... from here. + (try_peel_loop): ... and here. + (tree_unroll_loops_completely_1): Track parent loops via + bitmap of header BBs. + (tree_unroll_loops_completely): Adjust for that. + +2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org> + + * config/rs6000/altivec.h (vec_slv): New macro. + (vec_srv): New macro. + * config/rs6000/altivec.md (UNSPEC_VSLV): New value. + (UNSPEC_VSRV): New value. + (vslv): New insn. + (vsrv): New insn. + * config/rs6000/rs6000-builtin.def (vslv): New builtin definition. + (vsrv): New builtin definition. + * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to + define argument types for new builtin. + (P9V_BUILTIN_VSRV): Macro expansion to define argument types for + new builtin. + * doc/extend.texi: Document the new vec_vslv and vec_srv built-in + functions. + +2016-06-01 Uros Bizjak <ubizjak@gmail.com> + Jocelyn Mayer <l_indien@magic.fr> + + PR target/67310 + * config/i386/driver-i386.c (host_detect_local_cpu): Correctly + detect processor family for signature_CENTAUR_ebx. + <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for + signature_CENTAUR_ebx. + <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx. + <default>: Pass x86-64 for has_longmode. + +2016-06-01 Nathan Sidwell <nathan@acm.org> + + * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject + undefined weak. + +2016-06-01 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71261 + * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set + of stmts successfully put in the bool pattern. Remove + single-use restriction. + (adjust_bool_pattern_cast): Add cast at the use site via the + pattern def sequence. + (adjust_bool_pattern): Remove recursion, maintain a hash-map + of patterned defs. Use the pattern def seqence instead of + multiple independent patterns. + (sort_after_uid): New qsort compare function. + (adjust_bool_stmts): New function to process stmts in the bool + pattern in IL order. + (vect_recog_bool_pattern): Adjust. + * tree-if-conv.c (ifcvt_split_def_stmt): Remove. + (ifcvt_walk_pattern_tree): Likewise. + (stmt_is_root_of_bool_pattern): Likewise. + (ifcvt_repair_bool_pattern): Likewise. + (tree_if_conversion): Do not call ifcvt_repair_bool_pattern. + +2016-06-01 Jan Hubicka <hubicka@ucw.cz> + + * loop-unroll.c (decide_unroll_constant_iterations, + decide_unroll_runtime_iterations, decide_unroll_stupid): Use + likely upper bounds. + * loop-iv.c (find_simple_exit): Dump likely upper bounds. + +2016-06-01 Thomas Schwinge <thomas@codesourcery.com> + + * tree-core.h (enum omp_clause_code): Remove + OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users. + +2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/arm/sync.md (arm_store_exclusive<mode>): + Use 'H' output modifier on operands[2] rather than creating a new + entry in out-of-bounds memory of the operands array. + (arm_store_release_exclusivedi): Likewise. + +2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/arm/arm.c (arm_fusion_enabled_p): New function. + * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype. + * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY): + Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled. + +2016-06-01 Eric Botcazou <ebotcazou@adacore.com> + + * tree-vect-loop.c (vect_determine_vectorization_factor): Also take + into account live statements for mask producers. + +2016-06-01 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71311 + * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and + restrict to non-INTEGER_CST @0. + +2016-06-01 Richard Biener <rguenther@suse.de> + + * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c. + (relational patterns): Use :c to avoid pattern duplications. + +2016-06-01 Richard Biener <rguenther@suse.de> + + * genmatch.c (comparison_code_p): New predicate. + (swap_tree_comparison): New function. + (commutate): Add for_vec parameter to append new for entries. + Support commutating relational operators by swapping it alongside + operands. + (lower_commutative): Adjust. + (dt_simplify::gen): Do not pass artificial operators to gen + functions. + (decision_tree::gen): Do not add artificial operators as parameters. + (parser::parse_expr): Verify operator commutativity when :c is + applied. Allow :C to override this. + * match.pd: Adjust patterns to use :C instead of :c where required. + +2016-06-01 Patrick Palka <ppalka@gcc.gnu.org> + + PR tree-optimization/71077 + * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In + the combining step, use boolean_false_node and boolean_true_node + as the designated false/true return values. + +2016-05-31 Jan Hubicka <hubicka@ucw.cz> + + * predict.def (PRED_LOOP_EXTRA_EXIT): Define. + * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT. + (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of + PRED_LOOP_EXIT. + +2016-05-31 Jan Hubicka <hubicka@ucw.cz> + + * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list + of flags impliying the register renaming. + * toplev.c (process_options): Do not imply flag_rename_registers with + loop peeling. + +2016-05-31 Oleg Endo <olegendo@gcc.gnu.org> + + * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the + default implementation. + +2016-05-31 Nathan Sidwell <nathan@acm.org> + + * dwarf2out.c (cur_line_info_table): Add GTY marker. + +2016-05-31 Oleg Endo <olegendo@gcc.gnu.org> + + * config/sh/constraints.md (b): Remove constraint. + * config/sh/predicates.md (arith_reg_operand): Remove + TARGET_REGISTER_P. + * config/sh/sh-modes.def (PDI): Remove. + * config/sh/sh.c (sh_target_reg_class, + sh_optimize_target_register_callee_saved): Remove functions. + (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS. + (sh_expand_epilogue): Update comment. + (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs, + sh_secondary_reload): Remove TARGET_REGS related code. + * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG, + TARGET_REGISTER_P): Remove macros. + (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs. + * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG, + TR1_REG, TR2_REG): Remove constants. + * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove. + +2016-05-31 Oleg Endo <olegendo@gcc.gnu.org> + + * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove + define_expand patterns. + (adddi3_compact): Rename to adddi3. + (subdi3_compact): Rename to subdi3. + (*negdi2): Rename to negdi2. + (*abs<mode>2): Rename to abs<mode>2. + +2016-05-31 Oleg Endo <olegendo@gcc.gnu.org> + + * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator. + (atomic_<fetchop_name>_fetchsi): Extract minus operator into ... + (atomic_sub_fetchsi): ... this new pattern. + (mvtc): Add CC_REG clobber. + +2016-05-31 Marek Polacek <polacek@redhat.com> + + * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY. + +2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use + aarch64_fusion_enabled_p to check for fusion capabilities. + +2016-05-31 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71352 + * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to + minus one and a negate. + +2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete. + * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move): + Delete prototype. + * config/aarch64/iterators.md (insn_count): Add descriptive comment. + * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes): + Remove use of aarch64_simd_attr_length_move, set length attribute + directly. + (*aarch64_be_movoi): Likewise. + (*aarch64_be_movci): Likewise. + (*aarch64_be_movxi): Likewise. + +2016-05-31 Jan Hubicka <hubicka@ucw.cz> + + * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops. + It no longer does that. + * toplev.c (process_options): Do not enable flag_web with -fpeel-loops. + +2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com> + + * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious + attribute __unused__. + +2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/arm-protos.h (arm_arch_thumb1): Declare. + * config/arm/arm.c (arm_arch_thumb1): Define. + (arm_option_override): Initialize arm_arch_thumb1. + * config/arm/arm.h (arm_arch_thumb1): Declare. + (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target + support Thumb-1 ISA. + +2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com> + + PR target/71346 + * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use + `Yv' for scalar operand. + +2016-05-31 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/69068 + * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle + phis with more than two args. + +2016-05-30 Andreas Tobler <andreast@gcc.gnu.org> + + * config.gcc: Move hard float support for arm*hf*-*-freebsd* into + armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd* + target. + +2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com> + + * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and + tune_64. + * doc/install.texi (--with-cpu-32, --with-cpu-64): Document + support on SPARC. + * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for + cpu_32, cpu_64, tune_32 and tune_64. + * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise. + +2016-05-30 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)". + +2016-05-30 Andi Kleen <ak@linux.intel.com> + + * auto-profile.c (read_profile): Replace asserts with errors + when file does not exist. + * gcov-io.c (gcov_read_words): Dito. + +2016-05-30 Jan Hubicka <hubicka@ucw.cz> + + * tree-cfg.c (print_loop): Print likely upper bounds. + +2016-05-30 Jan Hubicka <hubicka@ucw.cz> + + * doc/invoke.texi (-fpeel-loops,-O3): Update documentation. + * opts.c (default_options): Enable peel loops at -O3. + * tree-ssa-loop-ivcanon.c (peeled_loops): New static var. + (try_peel_loop): Do not re-peel already peeled loops; + use likely upper bounds; fix profile updating. + (pass_complete_unroll::execute): Initialize peeled_loops. + +2016-05-30 Martin Liska <mliska@suse.cz> + + * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale + computed costs by frequency of BB they belong to. + (get_scaled_computation_cost_at): New function. + +2016-05-30 Alexander Monakov <amonakov@ispras.ru> + Marc Glisse <marc.glisse@inria.fr> + + PR tree-optimization/71289 + * match.pd (-1 / B < A, A > -1 / B): New transformations. + +2016-05-30 Jan Hubicka <hubicka@ucw.cz> + + * tree-vect-loop.c (vect_transform_loop): Update likely bounds. + +2016-05-30 Jan Hubicka <hubicka@ucw.cz> + + * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit + for peeled copies; avoid underflow when updating estimates; correctly + scale loop profile. + +2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org> + + * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit + r236875. Corrected oe3 to oe2 as obvious. + +2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org> + + PR middle-end/71269 + PR middle-end/71252 + * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so + that inserted stmt will not dominate stmts that defines its operand. + (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt. + (rewrite_expr_tree_parallel): Likewise. + +2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org> + + PR middle-end/71252 + * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that + all fields including stmt_to_insert are swapped. + +2016-05-30 Jan Hubicka <hubicka@ucw.cz> + + * predict.h (force_edge_cold): Declare. + * predict.c (force_edge_cold): New function. + * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile + updating. + (canonicalize_loop_induction_variables): Fix formating. + +2016-05-30 Eric Botcazou <ebotcazou@adacore.com> + + * config/visium/visium.c (visium_split_double_add): Minor tweaks. + (visium_expand_copysign): Use gen_int_mode directly. + (visium_compute_frame_size): Minor tweaks. + +2016-05-30 Jan Hubicka <hubicka@ucw.cz> + + * tree-vect-loop.c (vect_analyze_loop_2): Use + likely_max_stmt_executions_int. + +2016-05-30 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/69067 + * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert. + +2016-05-29 Uros Bizjak <ubizjak@gmail.com> + + PR target/71245 + * config/i386/sync.md (define_peephole2 atomic_storedi_fpu): + New peepholes to remove unneeded fild/fistp pairs. + (define_peephole2 atomic_loaddi_fpu): Ditto. + +2016-05-27 Jan Hubicka <hubicka@ucw.cz> + + * predict.c (maybe_hot_frequency_p): Avoid division. + +2016-05-28 Gerald Pfeifer <gerald@pfeifer.com> + + * doc/install.texi: Use https for shop.fsf.org. + +2016-05-27 Jan Hubicka <hubicka@ucw.cz> + + * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use + likely_max_stmt_executions_int. + +2016-05-27 Jan Hubicka <hubicka@ucw.cz> + + * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use + likely_max_stmt_executions_int. + +2016-05-27 Jan Hubicka <hubicka@ucw.cz> + + * profile.c (compute_branch_probabilities): Do not report hitrates + here. + (branch_prob): Report hitrates here. + * predict.c (gimple_predict_edge): Do not assert profile status; + fix formatting issues. + +2016-05-27 Jan Hubicka <hubicka@ucw.cz> + + * predict.c (edge_predicted_by_p): New function. + (predict_paths_for_bb): Do not put multiple predictions of the same type + on one edge. + +2016-05-27 Jan Hubicka <hubicka@ucw.cz> + + * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental + commit. + +2016-05-28 Alan Modra <amodra@gmail.com> + + * dominance.c (verify_dominators): Don't segfault on NULL imm_bb. + +2016-05-28 Alan Modra <amodra@gmail.com> + + PR rtl-optimization/71275 + * ira.c (ira): Free dominance info. + +2016-05-27 Gerald Pfeifer <gerald@pfeifer.com> + + * doc/sourcebuild.texi: New address for upstream Go repository. + +2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/arm.h (TARGET_ARM_V6M): Remove. + (TARGET_ARM_V7M): Likewise. + +2016-05-26 Jeff Law <law@redhat.com> + + * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h. + (thread_across_edge): Remove calls to find_jump_threads_backwards. + * passes.def: Add jump threading passes before DOM/VRP. + * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change + argument to a basic block from an edge. Remove tests which are + handled elsewhere. + (pass_data_thread_jumps, class pass_thread_jumps): New. + (pass_thread_jumps::gate, pass_thread_jumps::execute): New. + (make_pass_thread_jumps): Likewise. + * tree-pass.h (make_pass_thread_jumps): Declare. + +2016-05-27 Eric Botcazou <ebotcazou@adacore.com> + + * config/visium/visium-protos.h (split_double_move): Rename into... + (visium_split_double_move): ...this. + (visium_split_double_add): Declare. + * config/visium/visium.c (split_double_move): Rename into... + (visium_split_double_move): ...this. + (visium_split_double_add): New function. + (visium_expand_copysign): Renumber operands for consistency. + * config/visium/visium.md (DImode move splitter): Adjust to renaming. + (DFmode move splitter): Likewise. + (*addi3_insn): Split by means of visium_split_double_add. + (*adddi3_insn_flags): Delete. + (*plus_plus_sltu<subst_arith>): New insn. + (*subdi3_insn): Split by means of visium_split_double_add. + (subdi3_insn_flags): Delete. + (*minus_minus_sltu<subst_arith>): New insn. + (*negdi2_insn): Split by means of visium_split_double_add. + (*negdi2_insn_flags): Delete. + +2016-05-27 Ulrich Weigand <uweigand@de.ibm.com> + + * configure.ac: Treat a --with-headers option without argument + the same as the default (i.e. consult sys-include directory). + * configure: Regenerate. + +2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function. + * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare + prototype. + * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi): + Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled. + +2016-05-27 Jiong Wang <jiong.wang@arm.com> + + PR target/63596 + * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor + tree-stdarg analysis results. + (aarch64_setup_incoming_varargs): Likewise. + +2016-05-27 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize + va_list_gpr_counter_field and va_list_fpr_counter_field. + +2016-05-27 Wilco Dijkstra <wdijkstr@arm.com> + + PR67609 + * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove. + * config/aarch64/aarch64.c + (aarch64_cannot_change_mode_class): Remove function. + * config/aarch64/aarch64-protos.h + (aarch64_cannot_change_mode_class): Remove. + +2016-05-27 Jan Hubicka <hubicka@ucw.cz> + + * cfgloop.c (record_niter_bound): Record likely upper bounds. + (likely_max_stmt_executions_int, get_likely_max_loop_iterations, + get_likely_max_loop_iterations_int): New. + * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound, + any_likely_upper_bound. + (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations): + Declare. + * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds. + * loop-unroll.c (unroll_loop_constant_iterations): Update likely + upper bound. + (unroll_loop_constant_iterations): Likewise. + (unroll_loop_runtime_iterations): Likewise. + * lto-streamer-in.c (input_cfg): Stream likely upper bounds. + * lto-streamer-out.c (output_cfg): Likewise. + * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper + bounds. + (canonicalize_loop_induction_variables): Dump likely upper bounds. + * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds. + (likely_max_loop_iterations): New. + (likely_max_loop_iterations_int): New. + (likely_max_stmt_executions): New. + * tree-ssa-loop-niter.h (likely_max_loop_iterations, + likely_max_loop_iterations_int, likely_max_stmt_executions_int, + likely_max_stmt_executions): Declare. + +2016-05-27 Marek Polacek <polacek@redhat.com> + + PR middle-end/71308 + * gimple-fold.c (gimple_fold_call): Check that LHS is not null. + +2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390.md (2x risbg splitters): Use + reg_overlap_mentioned_p instead of rtx_equal_p. + +2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com> + + * combine.c (make_compound_operation): Take known zero bits into + account when checking for possible zero_extend. + +2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes): + Use const_int_operand for operand 2 predicate. Simplify expand code + as a result. + +2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com> + + PR middle-end/71279 + * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR + into comparison. + +2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete. + * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition + that returns CC_SESWPmode and CC_ZESWPmode. + (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode + and CC_SESWPmode. + (aarch64_rtx_costs): Likewise. + +2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function + for ISA 3.0 min/max support. + (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point + conditional move support. + (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and + rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are + available. + * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing + conditional moves where the comparison type is different from move + type. + (fp_minmax): New code iterator for smin/smax. + (minmax): New code attributes for min/max. + (SMINMAX): Likewise. + (smax<mode>3): Combine min, max insns into one insn using the + fp_minmax code iterator. Add support for ISA 3.0 min/max + instructions that don't need -ffast-math. + (s<minmax><mode>3): Likewise. + (smax<mode>3_vsx): Likewise. + (smin<mode>3): Likewise. + (s<minmax><mode>3_vsx): Likewise. + (smin<mode>3_vsx): Likewise. + (pre-VSX min/max splitters): Likewise. + (s<minmax><mode>3_fpr): Likewise. + (movsfcc): Rewrite floating point conditional moves to combine + SFmode/DFmode into a single insn. + (mov<mode>cc): Likewise. + (movdfcc): Likewise. + (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and + SFDF2 iterators to handle all combinations. + (fseldfsf4): Likewise. + (fsel<SFDF:mode><SFDF2:mode>4): Likewise. + (fseldfdf4): Likewise. + (fselsfdf4): Likewise. + (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0 + comparison instructions that set a 0/-1 mask, and use it for + floating point conditional move via XXSEL. + (fpmask<mode>): Likewise. + (xxsel<mode>): Likewise. + * config/rs6000/predicates.md (min_max_operator): Delete, no + longer used. + (fpmask_comparison_operaton): New insn for ISA 3.0 comparison + instructions that generate a 0/-1 mask for use with XXSEL. + * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to + say whether floating point min/max is available, either through + FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons. + (TARGET_MINMAX_DF): Likewise. + +2016-05-27 Alan Modra <amodra@gmail.com> + + PR rtl-optimization/71275 + * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth + for update_equiv_regs and combine_and_move_insns. + +2016-05-26 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (*movqi_internal) <attr "isa">: Use + if_then_else or cond RTXes to calculate attribute value. + * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto. + <attr "length_immediate>: Ditto. + (*vec_extractv2sf_1) <attr "length_immediate">: Ditto. + * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto. + (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto. + <attr "type">: Ditto. + <attr "prefix_data16">: Ditto. + <attr "prefix_extra">: Ditto. + <attr "length_immediate">: Ditto. + <attr "prefix">: Ditto. + (vec_set<mode>_0) <attr "isa">: Ditto. + <attr "prefix_extra">: Ditto. + <attr "length_immediate">: Ditto. + <attr "prefix">: Ditto. + (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto. + (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto. + (sse2_storelpd) <attr "prefix_data16">: Ditto. + (sse2_loadhpd) <attr "prefix_data16">: Ditto. + (sse2_loadlpd) <attr "prefix_data16">: Ditto. + <attr "length_immediate">: Ditto. + <attr "prefix">: Ditto. + (sse2_movsd) <attr "length_immediate">: Ditto. + <attr "prefix">: Ditto. + (vec_concatv2df) <attr "isa">: Ditto. + <attr "prefix">: Ditto. + (*vec_extractv4si) <attr "prefix_extra">: Ditto. + (*vec_extractv2di_1) <attr "isa">: Ditto. + <attr "type">: Ditto. + <attr "length_immediate">: Ditto. + <attr "prefix_rex">: Ditto. + <attr "prefix_extra">: Ditto. + (*vec_concatv2si_sse4_1) <attr "type">: Ditto. + <attr "prefix_extra">: Ditto. + <attr "length_immediate">: Ditto. + (vec_concatv2di) <attr "isa">: Ditto. + <attr "prefix_extra">: Ditto. + <attr "length_immediate">: Ditto. + <attr "prefix">: Ditto. + +2016-05-26 Martin Liska <mliska@suse.cz> + + * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New + function. + (operator+): Likewise. + (operator-): Likewise. + (comp_cost::operator+=): Likewise. + (comp_cost::operator-=): Likewise. + (comp_cost::operator/=): Likewise. + (comp_cost::operator*=): Likewise. + (operator<): Likewise. + (operator==): Likewise. + (operator<=): Likewise. + (new_cost): Remove. + (infinite_cost_p): Likewise. + (add_costs): Likewise. + (sub_costs): Likewise. + (compare_costs): Likewise. + (set_group_iv_cost): Use the newly introduced functions. + (get_address_cost): Likewise. + (get_shiftadd_cost): Likewise. + (force_expr_to_var_cost): Likewise. + (split_address_cost): Likewise. + (ptr_difference_cost): Likewise. + (difference_cost): Likewise. + (get_computation_cost_at): Likewise. + (determine_group_iv_cost_generic): Likewise. + (determine_group_iv_cost_address): Likewise. + (determine_group_iv_cost_cond): Likewise. + (autoinc_possible_for_pair): Likewise. + (determine_group_iv_costs): Likewise. + (cheaper_cost_pair): Likewise. + (iv_ca_recount_cost): Likewise. + (iv_ca_set_no_cp): Likewise. + (iv_ca_set_cp): Likewise. + (iv_ca_cost): Likewise. + (iv_ca_new): Likewise. + (iv_ca_dump): Likewise. + (iv_ca_narrow): Likewise. + (iv_ca_prune): Likewise. + (iv_ca_replace): Likewise. + (try_add_cand_for): Likewise. + (try_improve_iv_set): Likewise. + (find_optimal_iv_set): Likewise. + +2016-05-26 Richard Sandiford <richard.sandiford@arm.com> + + * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume + that internal functions will clobber all caller-saved registers. + +2016-05-26 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64.c (aarch64_case_values_threshold): + Return a better case_values_threshold when optimizing. + +2016-05-26 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64-simd.md (aarch64_combinez): + Add ? to integer variant. + (aarch64_combinez_be): Likewise. + +2016-05-26 Jakub Jelinek <jakub@redhat.com> + + * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint + instead of x constraint. + (vcvtps2ph256<mask_name>): Likewise. + + * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw + alternative. Formatting fix. + + * config/i386/sse.md + (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename + to ... + (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this. + (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use + maybe_evex prefix instead of vex. + (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle + EXT_REX_SSE_REG_P (op0) case in the splitter. + +2016-05-25 Jeff Law <law@redhat.com> + + PR tree-optimization/71272 + * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path): + Update comments. Add test for empty path. + +2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com> + + * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne. + * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a + special case builtin. + * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add + code for ALTIVEC_BUILTIN_VEC_CMPNE. + * config/rs6000/rs6000.c (altivec_init_builtins): Add definition + for __builtin_vec_cmpne. + +2016-05-25 Eric Botcazou <ebotcazou@adacore.com> + + * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove + redundant test and bail out if the type of the new operand is not + a GIMPLE register type after stripping a VIEW_CONVERT_EXPR. + +2016-05-25 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.opt (ix86_target_flags_explicit): Remove. + (x_ix86_target_flags_explicit): Remove. + * config/i386/i386.c (ix86_function_specific_save): Do not copy + x_ix86_target_flags_explicit. + (ix86_function_specific_restore): Ditto. + +2016-05-25 Uros Bizjak <ubizjak@gmail.com> + H.J. Lu <hongjiu.lu@intel.com> + + PR target/70738 + * common/config/i386/i386-common.c + (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New. + (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable + MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only. + * config/i386/i386.opt (ix86_target_flags): Add new Variable. + (-mgeneral-regs-only): Add new option. + * config/i386/i386.c (ix86_option_override_internal): Don't enable + x87 instructions if only general registers are allowed. + (ix86_target_string): Add ix86_flags argument. Handle additional + flags options through ix86_flags argument. Update all callers. + * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only. + +2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR rtl-optimization/66940 + * ifcvt.c (noce_get_alt_condition): Check that incrementing or + decrementing desired_val will not overflow before performing these + operations. + +2016-05-25 Ilya Verbin <ilya.verbin@intel.com> + + * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF, + V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND. + * config/i386/i386.c (enum ix86_builtins): Add + IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512, + IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512, + IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512, + IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512, + IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512, + IX86_BUILTIN_ROUNDPS_AZ_SFIX512. + (builtin_description bdesc_args): Add __builtin_ia32_floorps512, + __builtin_ia32_ceilps512, __builtin_ia32_truncps512, + __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512, + __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512, + __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512, + __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512. + Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for + __builtin_ia32_cvtps2dq512_mask. + (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND, + V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF. + (ix86_builtin_vectorized_function): Handle builtins mentioned above. + * config/i386/sse.md + (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>): + Rename to ... + (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this. + (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename + to ... + (avx512f_cvtpd2dq512<mask_name><round_name>): ... this. + (avx512f_vec_pack_sfix_v8df): New define_expand. + (avx512f_roundpd512): Rename to ... + (avx512f_round<castmode>512): ... this. Change iterator. + (avx512f_roundps512_sfix): New define_expand. + (round<mode>2_sfix): Change iterator. + +2016-05-25 Nick Clifton <nickc@redhat.com> + + * config/msp430/msp430.c (msp430_attr): Produce an error if a + static interrupt handler is detected. + * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the + default linker script. + * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading + the low part of a symbolic pointer. + +2016-05-25 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71261 + * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the + interesting stmt instead of immediate uses when looking + for the use operand to replace. + +2016-05-25 Martin Liska <mliska@suse.cz> + + * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'. + +2016-05-25 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71264 + * tree-vect-stmts.c (vect_init_vector): Properly deal with + vector type val. + +2016-05-25 Martin Liska <mliska@suse.cz> + + PR tree-optimization/71239 + * tree.c (array_at_struct_end_p): Do not call operand_equal_p + if DECL_SIZE is NULL. + +2016-05-25 Richard Biener <rguenther@suse.de> + + * timevar.def (TV_TREE_LOOP_IFCVT): Add. + * tree-if-conv.c (pass_data_if_conversion): Use it. + +2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de> + + * cgraph.c (cgraph_node::get_availability): Fix typo in comment. + * symtab.c (symtab_node::binds_to_current_def_p): Likewise. + * varpool.c (varpool_node::get_availability): Likewise. + +2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/altivec.md (VNEG iterator): New iterator for + VNEGW/VNEGD instructions. + (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD. + (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and + support for ISA 3.0 VNEGW/VNEGD instructions. + +2016-05-24 Cesar Philippidis <cesar@codesourcery.com> + + * gimplify.c (omp_notice_variable): Use zero-length arrays for data + pointers inside OACC_DATA regions. + (gimplify_scan_omp_clauses): Prune firstprivate clause associated + with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions. + (gimplify_adjust_omp_clauses): Fix typo in comment. + +2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/altivec.md (VParity): New mode iterator for vector + parity built-in functions. + (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing + zeros. + (p9v_parity<mode>2): Likewise. + * config/rs6000/vector.md (VEC_IP): New mode iterator for vector + parity. + (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros. + (parity<mode>2): ISA 3.0 expander for vector parity. + * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for + power9 built-ins. + (BU_P9_64BIT_MISC_0): Likewise. + (BU_P9_MISC_0): Likewise. + (BU_P9V_AV_1): Likewise. + (BU_P9V_AV_2): Likewise. + (BU_P9V_AV_3): Likewise. + (BU_P9V_AV_P): Likewise. + (BU_P9V_VSX_1): Likewise. + (BU_P9V_OVERLOAD_1): Likewise. + (BU_P9V_OVERLOAD_2): Likewise. + (BU_P9V_OVERLOAD_3): Likewise. + (VCTZB): Add vector count trailing zeros support. + (VCTZH): Likewise. + (VCTZW): Likewise. + (VCTZD): Likewise. + (VPRTYBD): Add vector parity support. + (VPRTYBQ): Likewise. + (VPRTYBW): Likewise. + (VCTZ): Add overloaded vector count trailing zeros support. + (VPRTYB): Add overloaded vector parity support. + * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add + overloaded vector count trailing zeros and parity instructions. + * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for + vector parity support. + * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count + trailing zeros support. + (vec_cntlz): Likewise. + (vec_vctzb): Likewise. + (vec_vctzd): Likewise. + (vec_vctzh): Likewise. + (vec_vctzw): Likewise. + (vec_vprtyb): Add ISA 3.0 vector parity support. + (vec_vprtybd): Likewise. + (vec_vprtybw): Likewise. + (vec_vprtybq): Likewise. + * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document + the ISA 3.0 vector count trailing zeros and vector parity built-in + functions. + +2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org> + + * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb + when there is stmt_to_insert. + +2016-05-24 Martin Sebor <msebor@redhat.com> + + PR c++/71147 + * tree.h (complete_or_array_type_p): New inline function. + +2016-05-24 Jakub Jelinek <jakub@redhat.com> + + * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define. + * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES + rather than X86_TUNE_AVOID_4BYTE_PREFIXES. + + * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>): + Limit 1st alternative to noavx isa, split 2nd alternative into one + noavx and one avx alternative, use *x and Bm in the former and + x and m in the latter. + + * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead + of sse4 for the first alternative, drop %v from the template + and d operand modifier. Split second alternative into one sse4_noavx + and one avx alternative, use *x instead of *v in the former and v + instead of *v in the latter. + (*sse4_1_extractps): Use noavx isa instead of * for the first + alternative, drop %v from the template. Split second alternative into + one noavx and one avx alternative, use *x instead of *v in the + former and v instead of *v in the latter. + (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives + with noavx and the last one with avx. + (sse4_1_phminposuw): Guard first alternative with noavx isa, + split the second one into one noavx and one avx alternative, + use *x and Bm in the former and x and m in the latter one. + (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two + alternatives. + + * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit + first two alternatives to noavx, use *x instead of *v in the second + one, add avx alternative without *. + (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>, + sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>, + sse4_1_<code>v2siv2di2<mask_name>): Likewise. + +2016-05-24 Jeff Law <law@redhat.com> + + * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path): + New function, extracted from... + (fsm_find_control_statement_thread_paths): Here. Use the new function. + Allow simple copies and constant initializations in the SSA chain. + +2016-05-24 Marek Polacek <polacek@redhat.com> + + PR c/71249 + * gimplify.c (gimplify_switch_expr): Look into the innermost lexical + scope. + +2016-05-24 Jakub Jelinek <jakub@redhat.com> + + PR c++/71257 + * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle + SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like + SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add + SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and + SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly. + +2016-05-24 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71240 + * tree-ssa-math-opts.c (init_symbolic_number): Verify the source + has integral type. + +2016-05-24 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71230 + * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops. + +2016-05-24 Richard Sandiford <richard.sandiford@arm.com> + + * tree-vectorizer.h (vectorizable_comparison): Delete. + * tree-vect-loop.c (vectorizable_reduction): Remove redundant + PURE_SLP_STMT check. + * tree-vect-stmts.c (vectorizable_call): Likewise. + (vectorizable_simd_clone_call): Likewise. + (vectorizable_conversion): Likewise. + (vectorizable_assignment): Likewise. + (vectorizable_shift): Likewise. + (vectorizable_operation): Likewise. + (vectorizable_load): Likewise. + (vectorizable_condition): Likewise. + (vectorizable_store): Likewise. Assert that we don't have + hybrid SLP. + (vectorizable_comparison): Make static. Remove redundant + PURE_SLP_STMT check. + (vect_transform_stmt): Assert that we always have an slp_node + if PURE_SLP_STMT. + +2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of + operands[2] against 1 with comparison against CONST1_RTX. + (<shift>di3_neon): Likewise. + * config/arm/predicates.md (const0_operand): Replace with comparison + against CONST0_RTX. + +2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of + operands[2] against 1 with comparison against CONST1_RTX. + (ashrdi3): Likewise. + (lshrdi3): Likewise. + (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with + UINTVAL. + (ashrsi3): Likewise. + (lshrsi3): Likewise. + (rotrsi3): Likewise. + (define_split above *compareqi_eq0): Likewise. + (define_split above "prologue"): Likewise. + * config/arm/arm.c (thumb1_size_rtx_costs): Likewise. + * config/arm/predicates.md (shift_operator): Likewise. + (shift_nomul_operator): Likewise. + (sat_shift_operator): Likewise. + (thumb1_cmp_operand): Likewise. + (const_neon_scalar_shift_amount_operand): Replace manual range + check with IN_RANGE. + * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3): + Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL. + +2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT + with HOST_WIDE_INT_1. + (insv): Likewise. + * config/arm/arm.c (optimal_immediate_sequence): Replace cast of + 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U. + (arm_canonicalize_comparison): Likewise. + (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with + HOST_WIDE_INT_1. + (thumb1_size_rtx_costs): Likewise. + (vfp_const_double_index): Replace cast of 1 to unsigned + HOST_WIDE_INT with HOST_WIDE_INT_1U. + (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with + HOST_WIDE_INT_1. + (arm_asan_shadow_offset): Replace cast of 1 to unsigned + HOST_WIDE_INT with HOST_WIDE_INT_1U. + * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to + HOST_WIDE_INT with HOST_WIDE_INT_1. + +2016-05-24 Marek Polacek <polacek@redhat.com> + + * tree-cfg.h (should_remove_lhs_p): New predicate. + * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it. + * gimplify.c (gimplify_modify_expr): Likewise. + * tree-cfg.c (verify_gimple_call): Likewise. + * tree-cfgcleanup.c (fixup_noreturn_call): Likewise. + * gimple-fold.c: Include "tree-cfg.h". + (gimple_fold_call): Use should_remove_lhs_p. + +2016-05-24 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71253 + * cfganal.h (control_dependences): Make robust against edge + and BB removal. + (control_dependences::control_dependences): Remove edge_list argument. + (control_dependences::get_edge): Remove. + (control_dependences::get_edge_src): Add. + (control_dependences::get_edge_dest): Likewise. + (control_dependences::m_el): Make a vector of edge src/dest index. + * cfganal.c (control_dependences::find_control_dependence): Adjust. + (control_dependences::control_dependences): Likewise. + (control_dependences::~control_dependence): Likewise. + (control_dependences::get_edge): Remove. + (control_dependences::get_edge_src): Add. + (control_dependences::get_edge_dest): Likewise. + * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use + get_edge_src. + (perform_tree_ssa_dce): Adjust. + * tree-loop-distribution.c (create_edge_for_control_dependence): Use + get_edge_src. + (pass_loop_distribution::execute): Adjust. Do loop destroying + conditional on changed. + +2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/69857 + * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early + return. Reindent transformation comment and mention the ARM state + behavior. + +2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org> + + PR middle-end/71252 + * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert + after build_and_add_sum creates new use stmt. + +2016-05-24 Richard Sandiford <richard.sandiford@arm.com> + + * tree-vect-stmts.c (vectorizable_load): Reorder checks so that + load_lanes/grouped_load classification comes first. Don't check + whether the vectorization factor is a multiple of the group size + for load_lanes. + +2016-05-24 Richard Sandiford <richard.sandiford@arm.com> + + * tree-vect-data-refs.c (vect_analyze_group_access_1): Set + GROUP_GAP for single-element interleaving. + * tree-vect-stmts.c (vectorizable_load): Remove force_peeling + variable. + +2016-05-24 Richard Biener <rguenther@suse.de> + + PR middle-end/70434 + PR c/69504 + * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark + bases which are accessed with non-invariant indices. + * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write + constant index ARRAY_REFs of vectors into BIT_FIELD_REFs. + +2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org> + + PR middle-end/71170 + * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert. + (add_to_ops_vec): Add stmt_to_insert. + (add_repeat_to_ops_vec): Init stmt_to_insert. + (insert_stmt_before_use): New. + (transform_add_to_multiply): Remove mult_stmt insertion and add it + to ops vector. + (get_ops): Init stmt_to_insert. + (maybe_optimize_range_tests): Likewise. + (rewrite_expr_tree): Insert stmt_to_insert before use stmt. + (rewrite_expr_tree_parallel): Likewise. + (reassociate_bb): Likewise. + +2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/71201 + * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop + ISA 3.0 xxperm fusion alternative. + (altivec_vperm_v8hiv16qi): Likewise. + (altivec_vperm_<mode>_uns_internal): Likewise. + (vperm_v8hiv4si): Likewise. + (vperm_v16qiv8hi): Likewise. + +2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com> + Kelvin Nilsen <kelvin@gcc.gnu.org> + + * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate + vpermr/xxpermr on ISA 3.0. + (altivec_expand_vec_perm_le): Likewise. + * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec. + (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for + ISA 3.0. + +2016-05-23 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.h (IS_STACK_MODE): Enable for + TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and + SSE_FLOAT_MODE_P macros. + * config/i386/i386.c (ix86_preferred_reload_class): Use + IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros. + Cleanup regclass processing for CONST_DOUBLE_P. + (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro. + (ix86_rtx_costs): Remove redundant TARGET_80387 check + with IS_STACK_MODE macro. + * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode) + with TARGET_SSE2. + (*movdf_internal): Use IS_STACK_MODE macro. + (*movsf_internal): Ditto. + +2016-05-23 Marc Glisse <marc.glisse@inria.fr> + + * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A), + ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints. + +2016-05-23 Jeff Law <law@redhat.com> + + * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function + extracted from ... + (fsm_find_control_statement_thread_paths): Call it. + +2016-05-23 Martin Jambor <mjambor@suse.cz> + + PR ipa/71234 + * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of + from_global_constant if t is not NULL. + +2016-05-23 Marek Polacek <polacek@redhat.com> + + PR c/49859 + * common.opt (Wswitch-unreachable): New option. + * doc/invoke.texi: Document -Wswitch-unreachable. + * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable + warning. + +2016-05-23 Bin Cheng <bin.cheng@arm.com> + + * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when + TMR_INDEX is non-NULL. + +2016-05-23 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71230 + * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition... + (try_special_add_to_ops): ... here. Always test for single-use. + +2016-05-23 Martin Jambor <mjambor@suse.cz> + + * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty + default block if a PHI node in the original one would be resized. + +2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com> + + PR tree-optimization/58135 + * tree-vect-slp.c: When group size is not multiple + of vector size, allow splitting of store group at + vector boundary. + +2016-05-23 Christophe Lyon <christophe.lyon@linaro.org> + + * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New. + +2016-05-22 Jakub Jelinek <jakub@redhat.com> + + * config/i386/sse.md (vec_set_lo_<mode><mask_name>, + vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition> + condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead + of 64x2. + + * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi, + vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with + v constraint instead of x and vinserti32x4 insn. + + * config/i386/sse.md (i128vldq): New mode iterator. + (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add + avx512dq and avx512vl alternatives. + + * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x + constraint, use maybe_evex prefix instead of vex. + (vec_dupv4sf): Use v constraint instead of x for output + operand except for noavx alternative, use Yv constraint + instead of x for input. Use maybe_evex prefix instead of vex. + (*vec_dupv4si): Likewise. + (*vec_dupv2di): Likewise. + +2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org> + + PR middle-end/40921 + * tree-ssa-reassoc.c (try_special_add_to_ops): New. + (linearize_expr_tree): Call try_special_add_to_ops. + (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR. + +2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com> + + * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET + to computed stack_usage. + +2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com> + + PR target/71103 + * config/avr/avr.md (define_expand "mov<mode>"): If the source + operand is subreg (symbol_ref) then move the symbol ref to register. + +2016-05-21 Jan Hubicka <hubicka@ucw.cz> + + * tree.c (array_at_struct_end_p): Look through MEM_REF. + +2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org> + + PR middle-end/71179 + * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float + VECTOR type. + +2016-05-20 Eric Botcazou <ebotcazou@adacore.com> + + * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic + ranges by calling get_single_symbol and tidy up. Look more closely + into NAME + CST1 vs CST2 comparisons if type overflow is undefined. + +2016-05-20 Jeff Law <law@redhat.com> + + * bitmap.c (bitmap_find_bit): Remove useless test. + +2016-05-20 Segher Boessenkool <segher@kernel.crashing.org> + + * function.c (thread_prologue_and_epilogue_insns): Commit the + insertion of the epilogue. + +2016-05-20 Martin Jambor <mjambor@suse.cz> + + PR tree-optimization/70884 + * tree-sra.c (initialize_constant_pool_replacements): Do not check + should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits. + (sort_and_splice_var_accesses): Do not consider multiple scalar reads + of constant pool data as a reason for scalarization. + +2016-05-20 Eric Botcazou <ebotcazou@adacore.com> + + * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0 + for naked functions. + (thumb1_expand_prologue): Likewise. + +2016-05-20 Nathan Sidwell <nathan@acm.org> + + * config/nvptx/nptx.c (nvptx_option_override): Only set + flag_toplevel_reorder, if not explicitly specified. Set + flag_no_common, unless explicitly specified. + +2016-05-20 David Malcolm <dmalcolm@redhat.com> + + * calls.c (can_implement_as_sibling_call_p): Mark param + reg_parm_stack_space with ATTRIBUTE_UNUSED. + +2016-05-20 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>: + Use IS_STACK_MODE when calculating cost of standard 80387 constants. + Fallthru to CONST_VECTOR case to calculate cost of standard SSE + constants. + <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)). + (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT + and CASE_CONST_ANY. + +2016-05-20 Cesar Philippidis <cesar@codesourcery.com> + + * config/nvptx/nvptx.md (sincossf3): New pattern. + +2016-05-20 David Malcolm <dmalcolm@redhat.com> + + * calls.c (maybe_complain_about_tail_call): New function. + (initialize_argument_information): Call + maybe_complain_about_tail_call when clearing *may_tailcall. + (can_implement_as_sibling_call_p): Call + maybe_complain_about_tail_call when returning false. + (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set, + ensure try_tail_call is set. Call maybe_complain_about_tail_call + if tail-call optimization fails. + * cfgexpand.c (expand_call_stmt): Initialize + CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p. + * gimple-pretty-print.c (dump_gimple_call): Dump + gimple_call_must_tail_p. + * gimple.c (gimple_build_call_from_tree): Call + gimple_call_set_must_tail with the value of + CALL_EXPR_MUST_TAIL_CALL. + * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL. + (gimple_call_set_must_tail): New function. + (gimple_call_must_tail_p): New function. + * print-tree.c (print_node): Update printing of TREE_STATIC + to reflect its use for CALL_EXPR_MUST_TAIL_CALL. + * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the + trailing comment listing applicable flags. + * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro. + +2016-05-20 David Malcolm <dmalcolm@redhat.com> + + * calls.c (expand_call): Move "Rest of purposes for tail call + optimizations to fail" to... + (can_implement_as_sibling_call_p): ...this new function, and + split into multiple "if" statements. + +2016-05-20 Jan Hubicka <hubicka@ucw.cz> + + * cfgloop.h (expected_loop_iterations_unbounded, + expected_loop_iterations): Unconstify. + * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the + profile with known upper bound; return 3 when profile is absent. + (expected_loop_iterations): Update. + +2016-05-20 Jan Hubicka <hubicka@ucw.cz> + + * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int + and get_max_loop_iterations_int. + +2016-05-20 Jan Hubicka <hubicka@ucw.cz> + + * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce + realistic upper bounds here. + +2016-05-20 Jakub Jelinek <jakub@redhat.com> + + PR c++/71210 + * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn + calls if the LHS is variable length or has addressable type. + If targets[0]->decl is a noreturn call with void return type and + zero arguments, adjust fntype and remove lhs in that case. + +2016-05-20 Marc Glisse <marc.glisse@inria.fr> + + PR tree-optimization/71079 + PR tree-optimization/71206 + * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments. + +2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + * tree-vectorizer.c (get_vec_alignment_for_decl): New static function. + (get_vec_alignment_for_array_decl): Likewise. + (get_vec_alignment_for_record_decl): Likewise. + (increase_alignment::execute): Move code to find alignment to + get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl. + (type_align_map): New hash_map. + +2016-05-20 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/29756 + * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code. + * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR. + * fold-const.c (operand_equal_p): Likewise. + (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR. + * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR. + * tree-inline.c (estimate_operator_cost): Likewise. + * tree-pretty-print.c (dump_generic_node): Likewise. + * tree-ssa-operands.c (get_expr_operands): Likewise. + * cfgexpand.c (expand_debug_expr): Likewise. + * gimple-pretty-print.c (dump_ternary_rhs): Likewise. + * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR. + * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR. + * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite + vector inserts using BIT_FIELD_REF or MEM_REF on the lhs. + (execute_update_addresses_taken): Do it. + +2016-05-20 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71185 + * tree-ssa-loop-prefetch.c (gather_memory_references): Drop + register operations. + +2016-05-20 Richard Biener <rguenther@suse.de> + + * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use + gimple_seq_add_seq_without_update. + (release_bb_predicate): Assert we have no operands to free. + (if_convertible_loop_p_1): Calculate post dominators later. + Do not free BB predicates here. + (combine_blocks): Do not recompute BB predicates. + (version_loop_for_if_conversion): Save BB predicates around + loop versioning. + +2016-05-19 Segher Boessenkool <segher@kernel.crashing.org> + + * function.c (make_epilogue_seq): Remove epilogue_end parameter. + (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure + code. Ignore sibcalls on EDGE_IGNORE edges. + * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE + on edges for sibcalls that run without prologue. The rest of the + function is combined from... + (fix_fake_fallthrough_edge): ... this, and ... + (try_shrink_wrapping): ... a part of this. Remove the bb_with + function argument, make it a local variable. + +2016-05-19 Sandra Loosemore <sandra@codesourcery.com> + + * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow + --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH + for 32-bit mode and SEH for 64-bit. + * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle + TARGET_64BIT_DEFAULT. + +2016-05-19 Ryan Burn <contact@rnburn.com> + + * Makefile.in (GTFILES): Add cilk.h and cilk-common.c. + * gengtype.c (open_base_files): Add cilk.h to ifiles. + +2016-05-19 Uros Bizjak <ubizjak@gmail.com> + + * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also + force pending loads from memory. + +2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org> + + * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant. + (UNSPEC_DARN_32): New unspec constant. + (UNSPEC_DARN_RAW): New unspec constant. + (darn_32): New instruction. + (darn_raw): New instruction. + (darn): New instruction. + * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add + support and documentation for this macro. + (BU_P9_MISC_1): New macro definition. + (BU_P9_64BIT_MISC_0): New macro definition. + (BU_P9_MISC_0): New macro definition. + (darn_32): New builtin definition. + (darn_raw): New builtin definition. + (darn): New builtin definition. + * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef + RS6000_BUILTIN_0 directives to surround each occurrence of + #include "rs6000-builtin.def". + (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and + RS6000_BTM_64BIT flags to the returned mask, depending on + configuration. + (def_builtin): Correct an error in the assignments made to the + debugging variable attr_string. + (rs6000_expand_builtin): Add support for no-operand built-in + functions. + (builtin_function_type): Remove fatal_error assertion that is no + longer valid. + (rs6000_common_init_builtins): Add support for no-operand built-in + functions. + * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro + definition. + (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag + definition. + (RS6000_BTM_64BIT): New macro definition. + * doc/extend.texi: Document __builtin_darn (void), + __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in + functions. + +2016-05-19 Jan Hubicka <hubicka@ucw.cz> + + * tree-vect-loop.c (vect_analyze_loop_2): Use also + max_loop_iterations_int. + +2016-05-19 Marek Polacek <polacek@redhat.com> + + PR tree-optimization/71031 + * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a + condition and adjust the code a bit. + +2016-05-19 Martin Liska <mliska@suse.cz> + + * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize + auto_vec instead of vec. + +2016-05-19 Martin Liska <mliska@suse.cz> + + * tree-parloops.c (oacc_entry_exit_ok): Release a vector. + +2016-05-19 Martin Liska <mliska@suse.cz> + + * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs. + +2016-05-19 Martin Liska <mliska@suse.cz> + + * ipa-pure-const.c (set_function_state): Remove an existing + funct_state. + (remove_node_data): Do not free it as it's released + in set_function_state. + +2016-05-19 Martin Liska <mliska@suse.cz> + + * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release + bitmap. + +2016-05-19 Martin Liska <mliska@suse.cz> + + * omp-simd-clone.c (simd_clone_adjust): Release vector. + +2016-05-19 Martin Liska <mliska@suse.cz> + + * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate + an auto_vec instead of re-creating it. + +2016-05-19 Martin Liska <mliska@suse.cz> + + * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use + auto_vec instead of vec. + +2016-05-19 Martin Liska <mliska@suse.cz> + + * lto-section-in.c (lto_get_section_data): Call + lto_check_version with additional argument. + * lto-streamer.c (lto_check_version): Add new argument. + * lto-streamer.h (lto_check_version): Likewise. + +2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case): + Don't add cost of inner memory when handling sign-extended loads. + +2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com> + + PR rtl-optimization/71148 + * cse.c (cse_main): Free dominance info. + (rest_of_handle_cse): Don't free dominance info. + (rest_of_handle_cse2): Likewise. + (rest_of_handle_cse_after_global_opts): Likewise. + +2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/71056 + * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return + NULL_TREE early if NEON is not available. Remove now redundant check + in ARM_CHECK_BUILTIN_MODE. + +2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com> + + PR sanitizer/64354 + * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new + builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch. + * doc/cpp.texi: Document new macros. + +2016-05-19 Bin Cheng <bin.cheng@arm.com> + + PR tree-optimization/69848 + * tree-vect-loop.c (vectorizable_reduction): Don't factor + comparison expr out of VEC_COND_EXPR for COND_REDUCTION. + +2016-05-19 Segher Boessenkool <segher@kernel.crashing.org> + + * function.c (thread_prologue_and_epilogue_insn): Move the + "goto epilogue_done" one block later. + +2016-05-19 Richard Biener <rguenther@suse.de> + + PR tree-optimization/70729 + * passes.def: Move LIM pass before PRE. Remove no longer + required copyprop and move first DCE out of the loop pipeline. + +2016-05-18 David Malcolm <dmalcolm@redhat.com> + + PR driver/69265 + * Makefile.in (GCC_OBJS): Move spellcheck.o to... + (OBJS-libcommon-target): ...here. + * opts-common.c: Include spellcheck.h. + (cmdline_handle_error): Build a vec of valid options and use it + to suggest provide hints for misspelled arguments. + +2016-05-18 Jakub Jelinek <jakub@redhat.com> + + PR c++/71100 + * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop + lhs if it has TREE_ADDRESSABLE type. + +2016-05-18 Uros Bizjak <ubizjak@gmail.com> + + PR target/71145 + * config/alpha/alpha.md (trap): Add (use (reg:DI 29)). + (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS. + +2016-05-18 Martin Jambor <mjambor@suse.cz> + + PR ipa/69708 + * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant + input for NOP_EXPR pass-through functions. + * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow + aggregate global constant VAR_DECLs in constant jump functions. + +2016-05-18 Martin Jambor <mjambor@suse.cz> + + PR ipa/69708 + * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads + from TREE_READONLY parameters. + +2016-05-18 Martin Jambor <mjambor@suse.cz> + + PR ipa/69708 + * cgraph.h (cgraph_indirect_call_info): New field + guaranteed_unmodified. + * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value + to ipa_find_agg_cst_for_param, check guaranteed_unmodified when + appropriate. + * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also + pass the parameter value to ipa_find_agg_cst_for_param. + * ipa-prop.c (ipa_load_from_parm_agg): New parameter + guaranteed_unmodified, store AA results there instead of bailing out + if present. + (ipa_note_param_call): Also initialize guaranteed_unmodified flag. + (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag. + (find_constructor_constant_at_offset): New function. + (ipa_find_agg_cst_from_init): Likewise. + (ipa_find_agg_cst_for_param): Also seearch for aggregate values in + static initializers of contants, report back through a new paameter + from_global_constant if that was the case. + (try_make_edge_direct_simple_call): Also pass parameter value to + ipa_find_agg_cst_for_param, check guaranteed_unmodified when + appropriate. + (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified. + (ipa_read_indirect_edge_info): Likewise. + * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration. + (ipa_load_from_parm_agg): Likewise. + +2016-05-18 Jiong Wang <jiong.wang@arm.com> + + PR rtl-optimization/71150 + * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P + check. + +2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/70915 + * config/rs6000/constraints.md (wE constraint): New constraint + for a vector constant that can be loaded with XXSPLTIB. + (wM constraint): New constraint for a vector constant of a 1's. + (wS constraint): New constraint for a vector constant that can be + loaded with XXSPLTIB and a vector sign extend instruction. + * config/rs6000/predicates.md (xxspltib_constant_split): New + predicates for wE/wS constraints. + (xxspltib_constant_nosplit): Likewise. + (easy_vector_constant): Add support for constants that can be + loaded via XXSPLTIB. + (all_ones_constant): New predicate for vector constant with all + 1's set. + (splat_input_operand): Add support for ISA 3.0 word splat operations. + * config/rs6000/rs6000.c (xxspltib_constant_p): New function to + return if a constant can be loaded with the ISA 3.0 XXSPLTIB + instruction and possibly with a sign extension. + (output_vec_const_move): Add support for XXSPLTIB. If we are + loading up 0/-1 into Altivec registers, prefer using VSPLTISW + instead of XXLXOR/XXLORC. + (rs6000_expand_vector_init): Add support for ISA 3.0 word splat + operations. + (rs6000_legitimize_reload_address): Likewise. + (rs6000_output_move_128bit): Use output_vec_const_move to emit + constants. + * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and + combine VSX_M and VSX_M2 into one iterator. + (VSX_M2): Likewise. + (VSINT_84): New iterators for loading constants with XXSPLTIB. + (VSINT_842): Likewise. + (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC. + (xxspltib_v16qi): New insns to load up constants with the ISA 3.0 + XXSPLTIB instruction. + (xxspltib_<mode>_nosplit): Likewise. + (xxspltib_<mode>_split): New insn to load up constants with + XXSPLTIB and a sign extend instruction. + (vsx_mov<mode>): Replace single move that handled all vector types + with separate 32-bit and 64-bit moves. Combine the movti_<bit> + moves (when -mvsx-timode is in effect) into the main vector + moves. Eliminate separate moves for <VSr> <VSa>, where the + preferred register class (<VSr>) is listed first, and the + secondary register class (<VSa>) is listed second with a '?' to + discourage use. Prefer loading 0/-1 in any VSX register for ISA + 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so + that if the register was involved in a slow operation, the + clear/set operation does not wait for the slow operation to + finish. Adjust the length attributes for 32-bit mode. Use + rs6000_output_move_128bit and drop the use of the string + instructions for 32-bit movti when -mvsx-timode is in effect. Use + spacing so that the alternatives and attributes don't generate + long lines, and put things in columns, so that it is easier to + match up the operands and attributes with the insn alternatives. + (vsx_mov<mode>_64bit): Likewise. + (vsx_mov<mode>_32bit): Likewise. + (vsx_movti_64bit): Fold movti into normal vector moves. + (vsx_movti_32bit): Likewise. + (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word + splat instructions. + (vsx_splat_v4si_internal): Likewise. + (vsx_splat_v4sf_internal): Likewise. + (vector fusion peepholes): Use VSX_M instead of VSX_M2. + (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign + extend vector elements. + (vsx_sign_extend_hi_<mode>): Likewise. + (vsx_sign_extend_si_v2di): Likewise. + * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add + declaration. + * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS + constraints. Add trailing period to wL documentation. + +2016-05-18 Richard Sandiford <richard.sandiford@arm.com> + + PR middle-end/71020 + * tree-dfa.h (replace_abnormal_ssa_names): Declare. + * tree-dfa.c (replace_abnormal_ssa_names): New function. + * tree-call-cdce.c: Include tree-dfa.h. + (can_guard_call_p): New function, extracted from... + (can_use_internal_fn): ...here. + (shrink_wrap_one_built_in_call_with_conds): Remove failure path + and return void. + (shrink_wrap_one_built_in_call): Likewise. + (use_internal_fn): Likewise. + (shrink_wrap_conditional_dead_built_in_calls): Update accordingly + and return void. Call replace_abnormal_ssa_names. + (pass_call_cdce::execute): Check can_guard_call_p during the + initial walk. Assume shrink_wrap_conditional_dead_built_in_calls + will always change something. + +2016-05-18 Martin Jambor <mjambor@suse.cz> + + PR ipa/70646 + * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early + if parameter PARAM_IPA_MAX_AGG_ITEMS is zero. + +2016-05-18 Martin Jambor <mjambor@suse.cz> + + PR ipa/70646 + * ipa-inline.h (condition): New field size. + * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it + for comaprison and store it into the new condition. + (evaluate_conditions_for_known_args): Use condition size to check + access sizes for all but CHANGED conditions. + (unmodified_parm_1): New parameter size_p, store access size into it. + (unmodified_parm): Likewise. + (unmodified_parm_or_parm_agg_item): Likewise. + (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p. + (set_cond_stmt_execution_predicate): Extract access sizes and store + them to conditions. + (set_switch_stmt_execution_predicate): Likewise. + (will_be_nonconstant_expr_predicate): Likewise. + (will_be_nonconstant_predicate): Likewise. + (inline_read_section): Stream condition size. + (inline_write_summary): Likewise. + +2016-05-18 Richard Biener <rguenther@suse.de> + + * tree-ssa-loop-im.c (determine_max_movement): Properly add + condition cost to PHI cost instead of total_cost. + +2016-05-18 Martin Liska <mliska@suse.cz> + + PR fortran/70856 + * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for + merged variables. + +2016-05-18 Richard Biener <rguenther@suse.de> + + * lto-streamer.h (LTO_major_version): Bump to 6. + +2016-05-18 Segher Boessenkool <segher@kernel.crashing.org> + + * function.c (make_split_prologue_seq, make_prologue_seq, + make_epilogue_seq): New functions, factored out from... + (thread_prologue_and_epilogue_insns): Here. + +2016-05-18 Segher Boessenkool <segher@kernel.crashing.org> + + * function.c (rest_of_handle_thread_prologue_and_epilogue): Call + cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead + of before. Add a comment. + +2016-05-18 Bin Cheng <bin.cheng@arm.com> + + * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant + expression pointer, not pointer to the pointer. + +2016-05-18 Jakub Jelinek <jakub@redhat.com> + + * config/i386/sse.md (pbroadcast_evex_isa): New mode attr. + (avx2_pbroadcast<mode>): Add another alternative with v instead + of x constraints in it, using <pbroadcast_evex_isa> isa. + (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives. + + * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use + constraint x instead of v in second alternative, add avx512bw + alternative. + + * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use + constraint x instead of v in second alternative, add avx512bw + alternative. + + * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use + constraint x instead of v in second alternative, add avx512bw + alternative. + + * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add + avx512bw alternative. + +2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com> + + * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static + array to 128 chars. + (define_insn "*andnottf3"): Ditto. + (define_insn "*<code><mode>3"/any_logic): Ditto. + (define_insn "*<code>tf3"/any_logic): Ditto. + (define_insn "sse2_storehpd"): Use Yv constraint for scalar + operand to block AVX-512VL insn variant emit when it is not enabled. + +2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com> + + * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv' + constraint fot SF mode. + +2016-05-18 Petr Murzin <petr.murzin@intel.com> + Kirill Yukhin <kirill.yukhin@intel.com> + + * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand + modifiers. + (define_insn "rsqrt14<mode>"): Ditto. + (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto. + (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto. + (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto. + (define_insn "vec_set_hi_<mode><mask_name>"): Ditto. + (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"): + Ditto. + (define_insn "*avx512f_gatherdi<mode>"): Ditto. + (define_insn "*avx512f_scatterdi<mode>"): Ditto. + * config/i386/i386.c (ix86_print_operand): Expand check for size + override codes for Intel syntax. + +2016-05-18 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71168 + * tree-loop-distribution.c (distribute_loop): Move *destroy_p + initialization earlier. + +2016-05-18 James Greenhalgh <james.greenhalgh@arm.com> + + * config/aarch64/aarch64-simd.md + (aarch64_reduc_plus_internal<mode>): Rename to... + (reduc_plus_scal): ...This, and remove previous implementation. + +2016-05-18 Richard Biener <rguenther@suse.de> + + * passes.def: Put late dse and cd_dce in canonical order. + +2016-05-17 Jan Hubicka <hubicka@ucw.cz> + + * ipa-inline-transform.c (preserve_function_body_p): Look for + first non-thunk clone. + (save_function_body): Save into first non-thunk. + * lto-cgraph.c (lto_output_edge): When streaming thunk do not look + up call stmt id. + (lto_output_node): Inline thunks don't need body in every + partition. + * lto-streamer-in.c: Do not fixup thunk clones. + * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip + thunks. + * tree-inline.c (copy_bb): Be prepared for target node to be new after + folding suceeds. + +2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org> + + PR middle-end/63586 + * tree-ssa-reassoc.c (transform_add_to_multiply): New. + (reassociate_bb): Call transform_add_to_multiply. + +2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org> + + * config/aarch64/aarch64.c (all_extensions): Removed unused + static variable. + +2016-05-17 Nathan Sidwell <nathan@acm.org> + + * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New. + (TARGET_FUNCTION_ARG_BOUNDARY): Override. + +2016-05-17 Mikhail Maltsev <maltsevm@gmail.com> + + PR tree-optimization/54579 + PR middle-end/55299 + * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns. + +2016-05-17 Marek Polacek <polacek@redhat.com> + + PR ipa/71146 + * tree-inline.c (expand_call_inline): Call + maybe_remove_unused_call_args. + +2016-05-17 Jim Wilson <jim.wilson@linaro.org> + + * doc/cpp.texi (__GNUC__): Major version changes are no longer rare. + * doc/invoke.texi (-mnan=2008): Change signalling to signaling. + * doc/md.texi (fmin@var{m}3): Likewise. + +2016-05-17 Marc Glisse <marc.glisse@inria.fr> + + * match.pd (X & C): New transformation. + +2016-05-17 Marc Glisse <marc.glisse@inria.fr> + + * match.pd (~X & Y): New transformation. + +2016-05-17 Marc Glisse <marc.glisse@inria.fr> + + * tree-vrp.c (simplify_truth_ops_using_ranges): Set range + information for new SSA_NAME. + (simplify_conversion_using_ranges): Get range through get_range_info + instead of get_value_range. + +2016-05-17 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator. + Remove inline assembly. + (vmvn_s16): Likewise. + (vmvn_s32): Likewise. + (vmvn_u8): Likewise. + (vmvn_u16): Likewise. + (vmvn_u32): Likewise. + (vmvnq_s8): Likewise. + (vmvnq_s16): Likewise. + (vmvnq_s32): Likewise. + (vmvnq_u8): Likewise. + (vmvnq_u16): Likewise. + (vmvnq_u32): Likewise. + (vmvn_p8): Likewise. + (vmvnq_p16): Likewise. + +2016-05-17 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly. + Use builtin. + (vmul_n_s16): Likewise. + (vmul_n_s32): Likewise. + (vmul_n_u16): Likewise. + (vmul_n_u32): Likewise. + (vmulq_n_f32): Likewise. + (vmulq_n_f64): Likewise. + (vmulq_n_s16): Likewise. + (vmulq_n_s32): Likewise. + (vmulq_n_u16): Likewise. + (vmulq_n_u32): Likewise. + +2016-05-17 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend + to all supported modes. Rename to "*aarch64_mul3_elt_from_dup". + +2016-05-17 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename + to *aarch64_fma4_elt_from_dup<mode>. + (*aarch64_fnma4_elt_to_128df): Rename to + *aarch64_fnma4_elt_from_dup<mode>. + * config/aarch64/arm_neon.h (vfma_n_f64): New. + (vfms_n_f32): Likewise. + (vfms_n_f64): Likewise. + (vfmsq_n_f32): Likewise. + (vfmsq_n_f64): Likewise. + +2016-05-17 Gerald Pfeifer <gerald@pfeifer.com> + + * wide-int.h: Change fixed_wide_int_storage from class to struct. + +2016-05-17 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71132 + * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop. + Only add control dependences for blocks in the loop. + (build_rdg): Adjust. + (generate_code_for_partition): Return whether loop should + be destroyed and delay that. + (distribute_loop): Likewise. + (pass_loop_distribution::execute): Record loops to be destroyed + and perform delayed destroying of loops. + +2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/70809 + * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete. + +2016-05-17 James Greenhalgh <james.greenhalgh@arm.com> + + * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete. + +2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com> + + PR target/71114 + * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix + insertion point for instructions generated by validize_mem. + +2016-05-17 James Greenhalgh <james.greenhalgh@arm.com> + + * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition + in brackets. + +2016-05-17 James Greenhalgh <james.greenhalgh@arm.com> + + * config/aarch64/aarch64.c + (aarch64_output_simd_mov_immediate): Make "buf_size" a variable + rather than a macro. + +2016-05-16 Wilco Dijkstra <wdijkstr@arm.com> + + * doc/invoke.texi (AArch64 Options): Various updates. + +2016-05-16 Jan Hubicka <hubicka@ucw.cz> + + * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig + into instrumentation thunks. + * cif-code.def (CIF_CHKP): New. + +2016-05-16 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/xopintrin.h: Correct "unsinged" typo in the comments. + +2016-05-16 Martin Jambor <mjambor@suse.cz> + + * hsa-gen.c (fillup_for_decl): Increase alignment to natural one. + (get_symbol_for_decl): Sorry if a global symbol in under-aligned. + +2016-05-16 Marek Polacek <polacek@redhat.com> + + * gimple.c (maybe_remove_unused_call_args): Fix typos in the + commentary. + +2016-05-16 Martin Jambor <mjambor@suse.cz> + + PR hsa/70857 + * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of + the outlined kernel function. + +2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com> + + * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa. + (ISA_HAS_DLSA): Ditto. + +2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com> + + * config/mips/m5100.md (m51_int_load): Update the latency to 2. + +2016-05-16 Nathan Sidwell <nathan@acm.org> + + * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert. + (nvptx_name_replacement): Restore. Add comment. + (write_fn_proto, write_fn_proto_from_insn, + nvptx_output_call_insn): Restore + (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete. + +2016-05-16 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64.md + (add<mode>3_compareC_cconly_imm): Remove use of %w. + (add<mode>3_compareC_imm): Likewise. + (<optab>si3_uxtw): Split into register and immediate variants. + (andsi3_compare0_uxtw): Likewise. + (and<mode>3_compare0): Likewise. + (and<mode>3nr_compare0): Likewise. + (stack_protect_test_<mode>): Don't use %x for memory operands. + +2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com> + + * config/mips/mips-cpus.def (p5600): Add multi-line brackets. + +2016-05-16 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3): + Split integer shifts into shift_reg and bfm. + (aarch64_lshr_sisd_or_int_<mode>3): Likewise. + (aarch64_ashr_sisd_or_int_<mode>3): Likewise. + (ror<mode>3_insn): Likewise. + (<optab>si3_insn_uxtw): Likewise. + (<optab><mode>3_insn): Change to rotate_imm. + (extr<mode>5_insn_alt): Likewise. + (extrsi5_insn_uxtw): Likewise. + (extrsi5_insn_uxtw_alt): Likewise. + +2016-05-16 Matthew Wahab <matthew.wahab@arm.com> + + * doc/tm.texi: Regenerate. + * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove. + (TARGET_INVALID_RETURN_TYPE): Remove. + * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and + TARGET_INVALID_RETURN_TYPE. + * target.def (invalid_parameter_type): Remove. + (invalid_return_type): Remove. + +2016-05-16 Jan Hubicka <hubicka@ucw.cz> + + * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic + on estimating thunk bodies; do not set inline_failed to CIF_THUNK for + calls from thunk. + * ipa-inline-transform.c (inline_call): When inlining into thunk produce + gimple body. + (preserve_function_body_p): No need to preserve function body + * cif-codes.def (CIF_THUNK): Remove. + * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable. + +2016-05-16 Jan Hubicka <hubicka@ucw.cz> + + * tree-inline.c (expand_call_inline): recurse after inlining thunk. + +2016-05-16 Jan Hubicka <hubicka@ucw.cz> + + * tree.c (free_lang_data_in_decl): Also set target/optimization flags + for thunks. + +2016-05-16 Jan Hubicka <hubicka@ucw.cz> + + * ipa-inline.c (report_inline_failed_reason): Look into thunks, too + (inline_small_functions): Do not look for function symbol when + resetting caches. + +2016-05-16 Jan Hubicka <hubicka@ucw.cz> + + * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling + of inline thunks + +2016-05-16 Matthew Wahab <matthew.wahab@arm.com> + Ramana Radhakrishnan <ramana.radhakrishnan@arm.com> + Jiong Wang <jiong.wang@arm.com> + + * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro + for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE. + Define __ARM_FP16_ARGS when appropriate. + * config/arm/arm.c (arm_invalid_parameter_type): Remove + declaration. + (arm_invalid_return_type): Likewise. + (TARGET_INVALID_PARAMETER_TYPE): Remove. + (TARGET_INVALID_RETURN_TYPE): Remove. + (aapcs_vfp_sub_candidate): Allow HFmode. + (aapcs_vfp_allocate): Add comment. Support HFmode. + (aapcs_vfp_allocate_return_reg): Likewise. + (struct aapcs_cp_arg_layout): Slightly reword comments for + is_return_candidate and allocate_return_reg. + (output_mov_vfp): Update assert. + (arm_hard_regno_mode_ok): Remove comment, update HF-mode + condition. + (arm_invalid_parameter_type): Remove. + (amr_invalid_return_type): Remove. + * config/arm/arm.h (TARGET_NEON_FP16): Fix definition. + * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP. + * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP. + +2016-05-16 Matthew Wahab <matthew.wahab@arm.com> + + * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove. + * config/aarch64/arch64-protos.h + (aarch64_legitimize_reload_address): Remove. + * config/aarch64/aarch64.c (aarch64_legitimize_reload_address): + Remove. + +2016-05-16 Eric Botcazou <ebotcazou@adacore.com> + + * configure.ac: Add ACX_NONCANONICAL_HOST. + * configure: Regenerate. + * Makefile.in: Set host_noncanonical. + +2016-05-14 Uros Bizjak <ubizjak@gmail.com> + + PR target/71097 + * config/i386/i386.md (*movtf_internal): Before register allocation, + do not allow FP constants for CM_MEDIUM memory model, allow only + standard FP constants for CM_LARGE and CM_LARGE_PIC models. + (*movxf_internal): Ditto. + (*movdf_internal): Ditto. + (*movsf_internal): Ditto. + +2016-05-13 Segher Boessenkool <segher@kernel.crashing.org> + + PR rtl-optimization/67483 + * combine.c (make_compound_operation): Don't call extract_left_shift + with negative shift amounts. + +2016-05-13 Jakub Jelinek <jakub@redhat.com> + + PR bootstrap/71071 + * fold-const.c (fold_checksum_tree): Allow modification + of TYPE_ALIAS_SET during folding. + + * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue, + ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro. + (ix86_split_to_parts): Likewise. Fix up formatting. + +2016-05-13 H.J. Lu <hongjiu.lu@intel.com> + + * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to + unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in + printf format. + +2016-05-13 Nathan Sidwell <nathan@acm.org> + + * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New. + (nvptx_name_replacement): Delete. + (write_fn_proto, write_fn_proto_from_insn, + nvptx_output_call_insn): Remove nvptx_name_replacement call. + (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override. + * langhooks.c (add_builtin_funcction_common): Call + targetm.mangle_decl_assembler_name. + + * config/nvptx/nvptx.c (write_fn_proto): Handle + BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity. + +2016-05-13 Martin Liska <mliska@suse.cz> + + * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC + and PRIu64 in printf format. + +2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in + comment. + +2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): + Change --param max-completely-peeled-times to + --param max-completely-peel-times in dump file printing. + +2016-05-13 Richard Biener <rguenther@suse.de> + + PR tree-optimization/42587 + * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF. + (find_bswap_or_nop_1): Likewise. + (bswap_replace): Likewise. + +2016-05-13 Martin Liska <mliska@suse.cz> + + * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): + Initialize a variable with default value. + +2016-05-13 Martin Liska <mliska@suse.cz> + + * doc/invoke.texi: Enhance explanation of error recovery + of sanitizers. + +2016-05-13 Martin Liska <mliska@suse.cz> + + * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style. + (struct cost_pair): Change inv_expr_id (int) to inv_expr + (iv_inv_expr_ent *). + (struct iv_inv_expr_ent): Comment struct fields. + (sort_iv_inv_expr_ent): New function. + (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id. + (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with + a hash_map between iv_inv_expr_ent and number of usages. + (niter_for_exit): Fix coding style. + (tree_ssa_iv_optimize_init): Use renamed variable. + (determine_base_object): Fix coding style. + (alloc_iv): Likewise. + (find_interesting_uses_outside): Likewise. + (add_candidate_1): Likewise. + (add_standard_iv_candidates): Likewise. + (set_group_iv_cost): Replace inv_expr_id with inv_expr. + (prepare_decl_rtl): Fix coding style. + (get_address_cost): Likewise. + (get_shiftadd_cost): Likewise. + (force_expr_to_var_cost): Likewise. + (compare_aff_trees): Likewise. + (get_expr_id): Restructure the function. + (get_loop_invariant_expr_id): Renamed to + get_loop_invariant_expr. + (get_computation_cost_at): Replace usage of inv_expr_id with + inv_expr. + (get_computation_cost): Likewise. + (determine_group_iv_cost_generic): Likewise. + (determine_group_iv_cost_address): Likewise. + (iv_period): Fix coding style. + (iv_elimination_compare_lt): Likewise. + (may_eliminate_iv): Likewise. + (determine_group_iv_cost_cond): Replace usage of inv_expr_id with + inv_expr. + (determine_group_iv_costs): Dump invariant expressions. + (iv_ca_recount_cost): Use the newly added hash_map. + (iv_ca_set_remove_invariants): Fix coding style. + (iv_ca_set_add_invariants): Fix coding style. + (iv_ca_set_no_cp): Utilize the newly added hash_map for used + invariants. + (iv_ca_set_cp): Likewise. + (iv_ca_new): Initialize the newly added hash_map and remove + initialization of fields. + (iv_ca_free): Delete the hash_map. + (iv_ca_dump): Dump invariant expressions. + (iv_ca_extend): Fix coding style. + (try_add_cand_for): Likewise. + (create_new_ivs): Dump information about # of avg iterations and + # of used invariant expressions. + (rewrite_use_compare): Fix coding style. + (free_loop_data): Set default value for max_inv_expr_id. + +2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com> + + * cse.c (rest_of_handle_cse): Use cleanup_cfg + returned value cse_cfg_altered computation. + (rest_of_handle_cse2): Likewise. + (rest_of_handle_cse_after_global_opts): Likewise. + +2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com> + + PR target/53440 + * config/arm/arm.c (arm32_output_mi_thunk): New. + (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework + to split Thumb1 vs TARGET_32BIT functionality. + (arm_thumb1_mi_thunk): New. + +2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com> + + * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set + to true. + +2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> + + PR target/71080 + * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp. + +2016-05-13 Eric Botcazou <ebotcazou@adacore.com> + + * builtins.c (expand_builtin_memcmp): Do not emit the call here. + (expand_builtin_trap): Emit a regular call. + (set_builtin_user_assembler_name): Remove obsolete cases. + * dse.c (scan_insn): Adjust. + * except.c: Include calls.h. + (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined, + emit a regular call to setjmp. + * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall. + (block_move_libcall_safe_for_call_parm): Use memcpy builtin. + (emit_block_move_via_libcall): Delete. + (block_move_fn): Delete. + (init_block_move_fn): Likewise. + (emit_block_move_libcall_fn): Likewise. + (emit_block_op_via_libcall): New function. + (set_storage_via_libcall): Tidy up and use memset builtin. + (block_clear_fn): Delete. + (init_block_clear_fn): Likewise. + (clear_storage_libcall_fn): Likewise. + (expand_assignment): Call emit_block_move_via_libcall. + Do not include gt-expr.h. + * expr.h (emit_block_op_via_libcall): Declare. + (emit_block_copy_via_libcall): New inline function. + (emit_block_move_via_libcall): Likewise. + (emit_block_comp_via_libcall): Likewise. + (block_clear_fn): Delete. + (init_block_move_fn): Likewise. + (init_block_clear_fn): Likewise. + (emit_block_move_via_libcall): Likewise. + (set_storage_via_libcall): Add default parameter value. + * libfuncs.h (enum libfunc_index): Remove obsolete values. + (abort_libfunc): Delete. + (memcpy_libfunc): Likewise. + (memmove_libfunc): Likewise. + (memcmp_libfunc): Likewise. + (memset_libfunc): Likewise. + (setbits_libfunc): Likewise. + (setjmp_libfunc): Likewise. + (longjmp_libfunc): Likewise. + (profile_function_entry_libfunc): Likewise. + (profile_function_exit_libfunc): Likewise. + (gcov_flush_libfunc): Likewise. + * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL + and DECL_VISIBILITY on the declaration. + (init_optabs): Do not initialize obsolete libfuncs. + * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall. + * tree-core.h (ECF_RET1): Define. + (ECF_TM_PURE): Adjust. + (ECF_TM_BUILTIN): Likewise. + * tree.c (set_call_expr_flags): Deal with ECF_RET1. + (build_common_builtin_nodes): Initialize abort builtin. + Add ECF_RET1 on memcpy, memmove and memset builtins. + Pass final flags for alloca and alloca_with_align builtins. + * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize + obsolete builtins. + * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise. + * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to + set_storage_via_libcall and call emit_block_copy_via_libcall. + +2016-05-12 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (*call_got_x32): Change operand 0 to + DImode before it is passed to ix86_output_call_operand. + (*call_value_got_x32): Ditto for operand 1. + +2016-05-12 Jiong Wang <jiong.wang@arm.com> + + PR rtl-optimization/70904 + * lra-constraint.c (process_addr_reg): Relax the restriction on subreg + reload for wide mode. + +2016-05-12 Marek Polacek <polacek@redhat.com> + + PR c/70756 + * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration. + * langhooks.c (lhd_incomplete_type_error): Add location parameter. + * langhooks.h (incomplete_type_error): Likewise. + * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location + parameter, pass it down to incomplete_type_error. + * tree.h (size_in_bytes): New inline overload. + (size_in_bytes_loc): Renamed from size_in_bytes. + +2016-05-12 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71059 + * tree-ssa-pre.c (phi_translate_1): Fully fold translated + nary before looking up or entering the expression into the VN + hashes. + * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo. + Make sure to re-use NARYs without result as inserted by + phi-translation. + +2016-05-12 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71062 + * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict + field. + * tree-ssa-structalias.c (set_uids_in_ptset): Set + vars_contains_restrict if the var is a restrict tag. + * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict + do not disambiguate pointers against it. + (dump_points_to_solution): Re-structure and adjust for new + vars_contains_restrict flag. + * gimple-pretty-print.c (pp_points_to_solution): Likewise. + +2016-05-12 Martin Liska <mliska@suse.cz> + + * doc/invoke.texi: Explain connection between + -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1". + +2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com> + + PR tree-optimization/71006 + * tree-vect-loop.c (vect_determine_vectorization_factor): Don't + consider COND_EXPR as a mask producer. + +2016-05-12 Marek Polacek <polacek@redhat.com> + + PR driver/71063 + * opts.c (common_handle_option): Detect missing argument for --help^. + +2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/70830 + * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction + when popping the PC and within an interrupt handler routine. + Add missing tab to output of "ldmfd". + (output_return_instruction): Output LDMFD with SP update rather + than POP when returning from interrupt handler. + +2016-05-12 Jakub Jelinek <jakub@redhat.com> + + * config/i386/i386.md (isa): Add x64_avx512dq, enable if + TARGET_64BIT && TARGET_AVX512DQ. + * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives. + (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative. + (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext, + *vec_extractv2di_0_sse): Use v constraint instead of x constraint. + (*vec_extractv4si): Add avx512dq and avx512bw alternatives. + (*vec_extractv4si_zext): Add avx512dq alternative. + (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives, + use v instead of x constraint in other alternatives where possible. + + * config/i386/sse.md (sse2_loadld): Use v instead of x + constraint in alternatives 0,1,4. + + * config/i386/sse.md (pinsr_evex_isa): New mode attr. + (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with + v constraints instead of x and <pinsr_evex_isa> isa attribute. + + PR target/71019 + * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>, + <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn + is not emitted unless TARGET_AVX512BW. + (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>): + Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x" + for the result operand. + + * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v + constraint instead of x in avx alternatives. Use maybe_evex instead + of vex prefix. + + * config/i386/constraints.md (Yv): New constraint. + * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow + TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL. + * config/i386/i386.md (avx512fvecmode): New mode attr. + (*pushtf): Use v constraint instead of x. + (*movtf_internal): Likewise. For TARGET_AVX512VL and + xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions. + (*absneg<mode>2): Use Yv constraint instead of x constraint. + (*absnegtf2_sse): Likewise. + (copysign<mode>3_const, copysign<mode>3_var): Likewise. + * config/i386/sse.md (*andnot<mode>3): Add avx512vl and + avx512f alternatives. + (*andnottf3, *<code><mode>3, *<code>tf3): Likewise. + +2016-05-12 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71060 + * tree-data-ref.c (initialize_data_dependence_relation): Do not + require exact match of DR_BASE_OBJECT but only matching address and + type. + +2016-05-12 Richard Biener <rguenther@suse.de> + + PR tree-optimization/70986 + * cfganal.c: Include cfgloop.h. + (dfs_find_deadend): Prefer to take edges exiting loops. + +2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + * gcc.target/powerpc/pr70963.c: Require at least power8 at both + compile and run time. + +2016-05-11 Mikhail Maltsev <maltsevm@gmail.com> + + PR c/43651 + * doc/invoke.texi (Wduplicate-decl-specifier): Document new option. + +2016-05-11 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.c (legitimize_pic_address): Use + copy_to_suggested_reg instead of gen_movsi. + +2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/predicates.md (quad_memory_operand): Move most of + the code into quad_address_p and call it to share code with + vsx_quad_dform_memory_operand. + (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector + d-form support. + * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask + bit instead of being a separate word. Split -mpower9-dform into + two switches, -mpower9-dform-scalar and -mpower9-dform-vector. + * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask + for the register class supporting 128-bit quad word memory offsets. + (mode_supports_vsx_dform_quad): Helper function to return if the + register class uses quad word memory offsets. + (rs6000_debug_addr_mask): Add support for quad word memory offsets. + (rs6000_debug_reg_global): Always print if we are using LRA or not. + (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form + instructions are enabled, set up the appropriate addr_masks for + 128-bit types. + (rs6000_init_hard_regno_mode_ok): wb constraint is now based on + -mpower9-dform-scalar, instead of -mpower9-dform. + (rs6000_option_override_internal): Split -mpower9-dform into two + switches, -mpower9-dform-scalar and -mpower9-dform-vector. The + -mpower9-dform switch sets or clears both. If we are not using + the LRA register allocator, do not enable -mpower9-dform-vector by + default. If we are using LRA, enable -mpower9-dform-vector and + -mvsx-timode if it is appropriate. Issue a warning if either + -mpower9-dform-vector or -mvsx-timode are explicitly used without + enabling LRA. + (quad_address_offset_p): New helper function to return if the + offset is legal for quad word memory instructions. + (quad_address_p): New function to determin if GPR or vector + register quad word memory addresses are legal. + (mem_operand_gpr): Validate quad word address offsets. + (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector + d-form (register + offset) instructions. + (offsettable_ok_by_alignment): Likewise. + (rs6000_legitimate_offset_address_p): Likewise. + (legitimate_lo_sum_address_p): Likewise. + (rs6000_legitimize_address): Likewise. + (rs6000_legitimize_reload_address): Add more debug statements for + -mdebug=addr. + (rs6000_legitimate_address_p): Add support for ISA 3.0 vector + d-form instructions. + (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector + d-form instructions. Distinguish different cases in debug + output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector + d-form instructions. + (rs6000_preferred_reload_class): Likewise. + (rs6000_output_move_128bit): Add support for ISA 3.0 d-form + instructions. If ISA 3.0 is available, generate lxvx/stxvx instead + of the ISA 2.06 indexed memory instructions. + (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions, + use them to save/restore the saved vector registers instead of + using Altivec instructions. + (rs6000_emit_epilogue): Likewise. + (rs6000_lra_p): Use TARGET_LRA instead of the old option word. + (rs6000_opt_masks): Split -mpower9-dform into + -mpower9-dform-scalar and -mpower9-dform-vector. + (rs6000_print_options_internal): Print -mno-<switch> if <switch> + was not selected. + * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit + ISA 3.0 vector indexed memory instructions, and fold the code into + the normal mov<mode> patterns. + (p9_vecstore_<mode>): Likewise. + (vsx_mov<mode>): Add support for ISA 3.0 vector d-form + instructions. + (vsx_movti_64bit): Likewise. + (vsx_movti_32bit): Likewise. + * config/rs6000/constraints.md (wO constraint): New constraint for + ISA 3.0 vector d-form support. + * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use + -mpower9-dform-scalar instead of -mpower9-dform. Add note not to + include -mpower9-dform-vector until we switch over to LRA. + (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two. + switches, -mpower9-dform-scalar and -mpower9-dform-vector. + * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration. + * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation + for -mpower9-dform and -mlra. + * doc/md.texi (wO constraint): Document wO constraint. + +2016-05-11 Alexander Monakov <amonakov@ispras.ru> + + * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of + 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'. + * genautomata.c (output_internal_insn_code_evaluation): Simplify. + Move handling of non-insn arguments inline into the sole user: + (output_trans_func): ...here. + (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *' + in emitted function prototype. + (output_internal_insn_latency_func): Ditto. Simplify. + (output_internal_maximal_insn_latency_func): Ditto. Delete + always-unused argument. + (output_insn_latency_func): Ditto. + (output_maximal_insn_latency_func): Ditto. + +2016-05-11 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71055 + * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting + sth with precision not equal to access size verify we don't chop + off bits. + +2016-05-11 Richard Biener <rguenther@suse.de> + + PR debug/71057 + * dwarf2out.c (retry_incomplete_types): Set early_dwarf. + (dwarf2out_finish): Move retry_incomplete_types call ... + (dwarf2out_early_finish): ... here. + +2016-05-11 Richard Biener <rguenther@suse.de> + + PR middle-end/71002 + * alias.c (reference_alias_ptr_type): Preserve alias-set zero + if the langhook insists on it. + * fold-const.c (make_bit_field_ref): Add arg for the original + reference and preserve its alias-set. + (decode_field_reference): Take exp by reference and adjust it + to the original memory reference. + (optimize_bit_field_compare): Adjust callers. + (fold_truth_andor_1): Likewise. + * gimplify.c (gimplify_expr): Adjust in-SSA form test. + +2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com> + + PR middle-end/70807 + * cfgrtl.h (delete_insn_and_edges): Now return bool. + * cfgrtl.c (delete_insn_and_edges): Likewise. + * config/i386/i386.c (convert_scalars_to_vector): Remove + redundant code. + * cse.c (cse_insn): Compute cse_cfg_altered. + (delete_trivially_dead_insns): Likewise. + (cse_cc_succs): Likewise. + (rest_of_handle_cse): Free dominance info if required. + (rest_of_handle_cse2): Likewise. + (rest_of_handle_cse_after_global_opts): Likewise. + +2016-05-11 Alan Modra <amodra@gmail.com> + + * config/rs6000/rs6000.c (is_complex_IBM_long_double, + abi_v4_pass_in_fpr): New functions. + (rs6000_function_arg_boundary): Exclude complex IBM long double + from 64-bit alignment when ABI_V4. + (rs6000_function_arg, rs6000_function_arg_advance_1, + rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr. + +2016-05-10 Segher Boessenkool <segher@kernel.crashing.org> + + PR rtl-optimization/71028 + * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional + jump with just a return in the fallthrough block if the branch + block contains just a return as well. + +2016-05-10 Marc Glisse <marc.glisse@inria.fr> + + * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with... + * match.pd ((X & Y) ^ Y): ... this. + ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y) + | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations. + +2016-05-10 David Malcolm <dmalcolm@redhat.com> + + * read-md.c (require_char_ws): New function. + (read_string): Simplify using require_char_ws. + (handle_constants): Likewise. + (handle_enum): Likewise. + (handle_file): Likewise. + * read-md.h (require_char_ws): New declaration. + * read-rtl.c (read_conditions): Simplify using require_char_ws. + (read_mapping): Likewise. + (read_rtx_code): Likewise. + (read_nested_rtx): Likewise. + +2016-05-10 James Norris <jnorris@codesourcery.com> + + * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o + if offloading is enabled and -fopenacc or -fopenmp is specified. + (CRTOFFLOADEND): Likewise. + (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN. + (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND. + +2016-05-10 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit + gotoff_operand code paths. Use copy_to_suggested_regs and + expand_simple_binop where appropriate. Cleanup. + +2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com> + + PR target/70799 + * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow + integer constants. + (dimode_scalar_chain::vector_const_cost): New. + (dimode_scalar_chain::compute_convert_gain): Handle constants. + (dimode_scalar_chain::convert_op): Likewise. + (dimode_scalar_chain::convert_insn): Likewise. + +2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com> + + * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an + unary operation, not a binary one. + +2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com> + + PR middle-end/70877 + * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle + calls with type casted fndecl. + +2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com> + + PR tree-optimization/70786 + * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR. + * calls.c (initialize_argument_information): Bind bounds + with corresponding args passed by reference. + +2016-05-10 Jakub Jelinek <jakub@redhat.com> + + PR target/70927 + * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>), + *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding, + use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute + accordingly. + +2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + PR target/70963 + * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct + code for a zero scale factor. + (vsx_xvcvdpuxds_scale): Likewise. + +2016-05-10 David Malcolm <dmalcolm@redhat.com> + + * diagnostic-show-locus.c (layout::layout): Call show_ruler + if show_ruler_p was set on the context. + (layout::show_ruler): New method. + * diagnostic.h (struct diagnostic_context): Add field + "show_ruler_p". + +2016-05-10 Richard Biener <rguenther@suse.de> + + PR tree-optimization/71039 + * tree-ssa-phiprop.c: Include tree-ssa-loop.h. + (chk_uses): New function. + (propagate_with_phi): Verify we can safely replicate the lhs of an + aggregate assignment on all incoming edges. + +2016-05-10 Oleg Endo <olegendo@gcc.gnu.org> + + * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func): + Forward declare. + (rx_atomic_sequence): New class. + * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits. + (is_interrupt_func, is_fast_interrupt_func): Make non-static and + non-inline. + (rx_atomic_sequence::rx_atomic_sequence, + rx_atomic_sequence::~rx_atomic_sequence): New functions. + * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN, + CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV, + CTRLREG_INTB): New constants. + (FETCHOP): New code iterator. + (fethcop_name, fetchop_name2): New iterator code attributes. + (QIHI): New mode iterator. + (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>, + atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi, + atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns. + +2016-05-10 Martin Liska <mliska@suse.cz> + + * tree-inline.c (remap_dependence_clique): Do not remap + debugging statements. + +2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly") + ("*fixuns_truncdfdi2_z13") + ("*fixuns_trunc<FP:mode><GPR:mode>2_z196") + ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13") + ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX. + +2016-05-10 Richard Biener <rguenther@suse.de> + + PR tree-optimization/70497 + PR tree-optimization/28367 + * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function + split out from ... + (visit_reference_op_load): ... here. + (vn_reference_lookup_3): Use it to handle subreg-like accesses + with simplified BIT_FIELD_REFs. + * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs. + * tree-complex.c (extract_component): Handle BIT_FIELD_REFs + correctly. + +2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com> + + * dwarf2out.c (add_abstract_origin_attribute): Adjust + documentation comment. For BLOCK nodes, add a + DW_AT_abstract_origin attribute that points to the DIE generated + for the origin BLOCK. + (gen_lexical_block_die): Call add_abstract_origin_attribute for + blocks from inlined functions. + +2016-05-10 Alan Modra <amodra@gmail.com> + + PR target/70947 + * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop + regrename modifying insns saving lr before __morestack call. + * config/rs6000/rs6000.md (split_stack_return): Similarly for + insns restoring lr after __morestack call. + +2016-05-09 Jakub Jelinek <jakub@redhat.com> + + * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb, + lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from + expanders. + * config/i386/sse.md (vec_interleave_high<mode>, + vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz, + <avx512>_vpermt2var<mode>3_maskz): Likewise. + +2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com> + + * config/rs6000/rs6000.c (rs6000_reassociation_width): Add + function for TARGET_SCHED_REASSOCIATION_WIDTH to enable + parallel reassociation for power8 and forward. + +2016-05-09 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (absneg splitters with general regs): Use + general_reg_operand predicate. + (btsq peephole2): Use x86_64_immediate_operand to check if new + value is suitable for immediate operand. Generate emitted insn + using RTL expressions. + (btcq peephole2): Ditto. + (btrq peephole2): Ditto. Generate correct immediate operand + for AND masking. + +2016-05-09 Richard Sandiford <richard.sandiford@arm.com> + + * cfgexpand.c (expand_debug_expr): Fix address offset for negative + bitpos. + +2016-05-09 Richard Sandiford <richard.sandiford@arm.com> + + * tree-affine.c (wide_int_constant_multiple_p): Add missing + pointer dereference. + +2016-05-09 Richard Biener <rguenther@suse.de> + + PR tree-optimization/70985 + * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when + op0 isn't a gimple register. + +2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com> + + * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic) + (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store) + (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l) + (i6400_fpu_mult): New cpu units. + (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3) + (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move) + (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d) + (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b) + (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store) + (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1) + (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2) + (i6400_msa_long_float4, i6400_msa_long_float5) + (i6400_msa_long_float8, i6400_msa_fdiv_df) + (i6400_msa_fdiv_sf): New reservations. + * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp) + (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b) + (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a) + (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d) + (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units. + (msa_short_int_add, msa_short_logic, msa_short_logic_move_v) + (msa_short_cmp, msa_short_float2, msa_short_logic3) + (msa_short_store4, msa_long_load, msa_short_store) + (msa_long_logic, msa_long_float2, msa_long_float4) + (msa_long_float5, msa_long_float8, msa_long_mult) + (msa_long_fdiv, msa_long_div): New reservations. + +2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com> + Sameera Deshpande <sameera.deshpande@imgtec.com> + Matthew Fortune <matthew.fortune@imgtec.com> + Graham Stott <graham.stott@imgtec.com> + Chao-ying Fu <chao-ying.fu@imgtec.com> + + * config.gcc: Add MSA header file for mips*-*-* target. + * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6) + (Ubv8i, Urv8): New constraints. + * config/mips/mips-ftypes.def: Add function types for MSA + builtins. + * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF) + (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes. + * config/mips/mips-msa.md: New file. + * config/mips/mips-protos.h + (mips_split_128bit_const_insns): New prototype. + (mips_msa_idiv_insns): Likewise. + (mips_split_128bit_move): Likewise. + (mips_split_128bit_move_p): Likewise. + (mips_split_msa_copy_d): Likewise. + (mips_split_msa_insert_d): Likewise. + (mips_split_msa_fill_d): Likewise. + (mips_expand_msa_branch): Likewise. + (mips_const_vector_same_val_p): Likewise. + (mips_const_vector_same_bytes_p): Likewise. + (mips_const_vector_same_int_p): Likewise. + (mips_const_vector_shuffle_set_p): Likewise. + (mips_const_vector_bitimm_set_p): Likewise. + (mips_const_vector_bitimm_clr_p): Likewise. + (mips_msa_vec_parallel_const_half): Likewise. + (mips_msa_output_division): Likewise. + (mips_ldst_scaled_shift): Likewise. + (mips_expand_vec_cond_expr): Likewise. + * config/mips/mips.c (enum mips_builtin_type): Add + MIPS_BUILTIN_MSA_TEST_BRANCH. + (mips_gen_const_int_vector_shuffle): New prototype. + (mips_const_vector_bitimm_set_p): New function. + (mips_const_vector_bitimm_clr_p): Likewise. + (mips_const_vector_same_val_p): Likewise. + (mips_const_vector_same_bytes_p): Likewise. + (mips_const_vector_same_int_p): Likewise. + (mips_const_vector_shuffle_set_p): Likewise. + (mips_symbol_insns): Forbid loading symbols via immediate for + MSA. + (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and + stores. + (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for + MSA. + (mips_lx_address_p): Add support load indexed address for MSA. + (mips_address_insns): Add calculation of instructions needed for + stores and loads for MSA. + (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle + CONST_VECTOR for MSA and let it fall through. + (mips_ldst_scaled_shift): New function. + (mips_subword_at_byte): Likewise. + (mips_msa_idiv_insns): Likewise. + (mips_legitimize_move): Validate MSA moves. + (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add + calculation of costs for MSA division. + (mips_split_move_p): Check if MSA moves need splitting. + (mips_split_move): Split MSA moves if necessary. + (mips_split_128bit_move_p): New function. + (mips_split_128bit_move): Likewise. + (mips_split_msa_copy_d): Likewise. + (mips_split_msa_insert_d): Likewise. + (mips_split_msa_fill_d): Likewise. + (mips_output_move): Handle MSA moves. + (mips_expand_msa_branch): New function. + (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers. + Reinstate 'y' modifier. + (mips_file_start): Add MSA .gnu_attribute. + (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in + FPRs. + (mips_hard_regno_nregs): Always return 1 for MSA supported mode. + (mips_class_max_nregs): Add register size for MSA supported mode. + (mips_cannot_change_mode_class): Allow conversion between MSA + vector modes and TImode. + (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v + instruction. + (mips_secondary_reload_class): Force MSA loads/stores via memory. + (mips_preferred_simd_mode): Add preffered modes for MSA. + (mips_vector_mode_supported_p): Add MSA supported modes. + (mips_autovectorize_vector_sizes): New function. + (mips_msa_output_division): Likewise. + (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET) + (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros. + (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h) + (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d) + (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h) + (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du + (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w) + (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v) + (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b) + (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v) + (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w) + (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b) + (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w) + (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b) + (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w) + (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b) + (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w) + (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b) + (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w) + (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b) + (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w) + (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b) + (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w) + (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d) + (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w) + (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w) + (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w) + (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w) + (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w) + (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w) + (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w) + (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d) + (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w) + (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d) + (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d) + (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d) + (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h) + (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d) + (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h) + (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d) + (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h) + (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d) + (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h) + (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d) + (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h) + (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d) + (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h) + (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d) + (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h) + (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d) + (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h) + (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d) + (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w) + (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h) + (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v) + (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b) + (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w) + (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b) + (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w) + (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h) + (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b) + (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d) + (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w) + (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h) + (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b) + (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d) + (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w) + (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h) + (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v) + (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w) + (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d) + (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b) + (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w) + (CODE_FOR_msa_ldi_d): New code_aliasing macros. + (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b, + slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b, + srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b, + srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b, + srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b, + srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d, + bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w, + bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h, + bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b, + binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w, + binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h, + binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b, + addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d, + subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w, + max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b, + max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w, + maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h, + mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b, + mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d, + min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d, + ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w, + clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b, + clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w, + clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h, + clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b, + clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h, + st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h, + sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b, + adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w, + adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b, + ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d, + aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h, + aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d, + subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h, + subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w, + subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b, + asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d, + maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w, + msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h, + div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h, + hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h, + hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b, + mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d, + dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d, + dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d, + dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d, + sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w, + splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b, + pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d, + ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d, + ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w, + ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v, + ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v, + bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v, + fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w, + pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w, + nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b, + copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w, + insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h, + bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d, + fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d, + fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d, + fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w, + fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d, + fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w, + fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d, + fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d, + fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h, + fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d, + fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h, + mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h, + msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w, + fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d, + flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w, + ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w, + ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d, + ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa, + move_v builtins. + (mips_get_builtin_decl_index): New array. + (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI) + (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF) + (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI) + (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New. + (mips_init_builtins): Initialize mips_get_builtin_decl_index + array. + (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target + hook. + (mips_expand_builtin_insn): Prepare operands for + CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w, + CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b, + CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w, + CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b, + CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w, + CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b, + CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w, + CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b, + CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w, + CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b, + CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, + CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w, + CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b, + CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w, + CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b, + CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w, + CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b, + CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w, + CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b, + CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w, + CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b, + CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b, + CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b, + CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d, + CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w, + CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h, + CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b, + CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b, + CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b, + CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b, + CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b, + CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, + CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w, + CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h, + CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b, + CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w, + CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b, + CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d, + CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w, + CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, + CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d. + (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH. + (mips_set_compression_mode): Disallow MSA with MIPS16 code. + (mips_option_override): -mmsa requires -mfp64 and -mhard-float. + These are set implicitly and an error is reported if overridden. + (mips_expand_builtin_msa_test_branch): New function. + (mips_expand_msa_shuffle): Likewise. + (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes. + (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook. + (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise. + (mips_expand_vec_unpack): Add support for MSA. + (mips_expand_vector_init): Likewise. + (mips_expand_vi_constant): Use CONST0_RTX (element_mode) + instead of const0_rtx. + (mips_msa_vec_parallel_const_half): New function. + (mips_gen_const_int_vector): Likewise. + (mips_gen_const_int_vector_shuffle): Likewise. + (mips_expand_msa_cmp): Likewise. + (mips_expand_vec_cond_expr): Likewise. + * config/mips/mips.h + (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width. + (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is + specified. + (ASM_SPEC): Pass mmsa and mno-msa to the assembler. + (ISA_HAS_MSA): New macro. + (UNITS_PER_MSA_REG): Likewise. + (BITS_PER_MSA_REG): Likewise. + (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA. + (MSA_REG_FIRST): New macro. + (MSA_REG_LAST): Likewise. + (MSA_REG_NUM): Likewise. + (MSA_REG_P): Likewise. + (MSA_REG_RTX_P): Likewise. + (MSA_SUPPORTED_MODE_P): Likewise. + (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA. + (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31. + * config/mips/mips.md: Include mips-msa.md. + (alu_type): Add simd_add. + (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF. + (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd, + simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins, + simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp, + simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat, + simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt, + simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic, + simd_move, simd_load, simd_store. Choose "multi" for moves + for "qword_mode". + (qword_mode): New attribute. + (insn_count): Add instruction count for quad moves. + Increase the count for MIPS SIMD division. + (UNITMODE): Add UNITMODEs for vector types. + (addsub): New code iterator. + * config/mips/mips.opt (mmsa): New option. + * config/mips/msa.h: New file. + * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is + specified. + * config/mips/mti-linux.h: Likewise. + * config/mips/predicates.md + (const_msa_branch_operand): New constraint. + (const_uimm3_operand): Likewise. + (const_uimm4_operand): Likewise. + (const_uimm5_operand): Likewise. + (const_uimm8_operand): Likewise. + (const_imm5_operand): Likewise. + (aq10b_operand): Likewise. + (aq10h_operand): Likewise. + (aq10w_operand): Likewise. + (aq10d_operand): Likewise. + (const_m1_operand): Likewise. + (reg_or_m1_operand): Likewise. + (const_exp_2_operand): Likewise. + (const_exp_4_operand): Likewise. + (const_exp_8_operand): Likewise. + (const_exp_16_operand): Likewise. + (const_vector_same_val_operand): Likewise. + (const_vector_same_simm5_operand): Likewise. + (const_vector_same_uimm5_operand): Likewise. + (const_vector_same_uimm6_operand): Likewise. + (const_vector_same_uimm8_operand): Likewise. + (par_const_vector_shf_set_operand): Likewise. + (reg_or_vector_same_val_operand): Likewise. + (reg_or_vector_same_simm5_operand): Likewise. + (reg_or_vector_same_uimm6_operand): Likewise. + * doc/extend.texi (MIPS SIMD Architecture Functions): New + section. + * doc/invoke.texi (-mmsa): Document new option. + +2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> + + * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify. + * configure: Regenerate. + * config.in: Regenerate. + * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error + on -fvtable-verify. + * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define. + (ENDFILE_VTV_SPEC): Define. + +2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com> + + * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related + registers in all interrupt handlers if necessary. + (rl78_option_override): Add warning. + (MUST_SAVE_MDUC_REGISTERS): New macro. + (rl78_expand_epilogue): Restore the MDUC registers if necessary. + * config/rl78/rl78.c (check_mduc_usage): New function. + (mduc_regs): New structure to hold MDUC register data. + * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute. + (mulsi3_g13): Add is_g13_muldiv_insn attribute. + (udivmodsi4_g13): Add is_g13_muldiv_insn attribute. + (mulhi3_g13): Add is_g13_muldiv_insn attribute. + * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option. + * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts. + +2016-05-09 Bin Cheng <bin.cheng@arm.com> + + * tree-if-conv.c (tree-ssa-loop.h): Include header file. + (tree-ssa-loop-niter.h): Ditto. + (idx_within_array_bound, ref_within_array_bound): New functions. + (ifcvt_memrefs_wont_trap): Check if array ref is within bound. + Factor out check on writable base object to ... + (base_object_writable): ... here. + +2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/arm/arm.md (probe_stack): Add modes to set source + and destination. + +2016-05-09 Bernd Schmidt <bschmidt@redhat.com> + + * regrename.c (base_reg_class_for_rename): New static function. + (scan_rtx_address, scan_rtx): Use it instead of base_reg_class. + +2016-05-08 Jan Hubicka <hubicka@ucw.cz> + + * cgraph.c (thunk_adjust): Export. + * cgraphclones.c (cgraph_node::create_clone): Clone thunk info. + * cgraphunit.c (thunk_adjust): Export. + (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined + thunks. + * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are + inlinable. + * tree-inline.c (expand_call_inline): Expand thunks inline. + +2016-05-08 Uros Bizjak <ubizjak@gmail.com> + + PR target/70998 + * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern. + (*sse2_vd_cvtss2sd): Ditto. + * config/i386/i386.md + (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter): + Generate *sse2_vd_cvtsd2ss pattern. + (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter): + Generate *sse2_vd_cvtss2sd pattern. + +2016-05-08 Oleg Endo <olegendo@gcc.gnu.org> + + * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ... + * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its + users. + +2016-05-08 Oleg Endo <olegendo@gcc.gnu.org> + + * config/sh/sh-protos.h (sh_media_register_for_return): Remove. + * config/sh/sh.c: Define and declare variables on first use throughout + the file. + (current_function_interrupt): Change to bool type. + (frame_insn): Rename to emit_frame_insn and update users. + (push_regs): Use bool for 'interrupt_handler' argument. + (save_schedule_s): Remove. + (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove. + (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and + targetm.asm_out.unaligned_op.di. + (gen_far_branch): Remove redundant forward declaration. + (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry, + MAX_TEMPS, save_schedule_ssave_schedule): Remove. + (sh_set_return_address, sh_function_ok_for_sibcall, + scavenge_reg): Update comments. + (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition. + (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop. + (sh_attr_renesas_p): Remove unnecessary parentheses. + (branch_dest): Simplify. + * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields. + Change force_mem, prototype_p, outgoing, renesas_abi fields to bool. + (CUMULATIVE_ARGS): Change macro to typedef. + (current_function_interrupt): Change to bool type. + (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt): + Surround with __cplusplus ifdef. + (sh_compare_op0, sh_compare_op1): Remove. + (EPILOGUE_USES): Use TARGET_FPU_ANY condition. + +2016-05-07 Jim Wilson <jim.wilson@linaro.org> + + * config/arm/arm.md (arch): Add neon. + (arch_enabled): Return yes for arch neon when TARGET_NEON. + * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add + neon_move as type for alt 3. Add arch attr enabling alt 3 for neon. + Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust + attributes for alt renumbering. Mark alt 3 as non-predicable. + (thumb2_movdf_vfp): Likewise. + +2016-05-07 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute + to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets. + (*andqi_1): Add preferred_for_speed attribute to disparage + alternative 2 for TARGET_PARTIAL_REG_STALL targets. + (*<code>qi_1): Ditto. + (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage + alternative 1 for TARGET_PARTIAL_REG_STALL targets. + (*ashlqi3_1): Ditto. + (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns. + Add preferred_for_size attribute to disparage alternative 0 and + preferred_for_speed attribute to disparage alternative 1 for + TARGET_PARTIAL_REG_STALL targets. + +2016-05-07 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/70956 + * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL + def. + +2016-05-07 Oleg Endo <olegendo@gcc.gnu.org> + + * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function. + * config/sh/sh.c (sh_cbranch_distance): Implement it. + * config/sh/sh.md (branch_zero): Remove define_attr. + (define_delay): Disable delay slot if branch distance is one insn. + +2016-05-06 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (LEAMODE): New mode attribute. + (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute. + (ashift to LEA splitter): Rewrte splitter using SWI mode iterator + and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as + operand 2 predicate. + (*lea<mode>_general_2): Use VOIDmode for const248_operand. + (*lea<mode>_general_3): Ditto. + (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand. + +2016-05-06 Jakub Jelinek <jakub@redhat.com> + + * genmddump.c (main): Convert argv from char ** to const char **. + +2016-05-06 David Malcolm <dmalcolm@redhat.com> + + * coretypes.h (OVERRIDE): New macro. + (FINAL): New macro. + +2016-05-06 Eric Botcazou <ebotcazou@adacore.com> + + * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case, + allow coalescing if the types are compatible. + +2016-05-06 David Malcolm <dmalcolm@redhat.com> + + * pass_manager.h (pass_manager::register_pass_name): New method. + (pass_manager::get_pass_by_name): New method. + (pass_manager::create_pass_tab): New method. + (pass_manager::m_name_to_pass_map): New field. + * passes.c (name_to_pass_map): Delete global in favor of field + "m_name_to_pass_map" of pass_manager. + (register_pass_name): Rename from a function to... + (pass_manager::register_pass_name): ...this method, updating + for renaming of global "name_to_pass_map" to field + "m_name_to_pass_map". + (create_pass_tab): Rename from a function to... + (pass_manager::create_pass_tab): ...this method, updating + for renaming of global "name_to_pass_map" to field. + (get_pass_by_name): Rename from a function to... + (pass_manager::get_pass_by_name): ...this method. + (enable_disable_pass): Convert use of get_pass_by_name to + a method call, locating the pass_manager singleton. + +2016-05-06 David Malcolm <dmalcolm@redhat.com> + + * genattr-common.c (main): Convert argv from char ** to const char **. + * genattr.c (main): Likewise. + * genattrtab.c (main): Likewise. + * genautomata.c (initiate_automaton_gen): Likewise. + (main): Likewise. + * gencodes.c (main): Likewise. + * genconditions.c (main): Likewise. + * genconfig.c (main): Likewise. + * genconstants.c (main): Likewise. + * genemit.c (main): Likewise. + * genenums.c (main): Likewise. + * genextract.c (main): Likewise. + * genflags.c (main): Likewise. + * genmddeps.c (main): Likewise. + * genopinit.c (main): Likewise. + * genoutput.c (main): Likewise. + * genpeep.c (main): Likewise. + * genpreds.c (main): Likewise. + * genrecog.c (main): Likewise. + * gensupport.c (init_rtx_reader_args_cb): Likewise. + (init_rtx_reader_args): Likewise. + * gensupport.h (init_rtx_reader_args_cb): Likewise. + (init_rtx_reader_args): Likewise. + * gentarget-def.c (main): Likewise. + * read-md.c (read_md_files): Likewise. + * read-md.h (read_md_files): Likewise. + +2016-05-06 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand + instead of register_and_not_any_fp_reg_operand as operand 0 predicate. + * config/i386/predicates.md (register_and_not_any_fp_reg_operand): + Remove unused predicate. + (register_and_not_fp_reg_operand): Ditto. + +2016-05-06 Martin Liska <mliska@suse.cz> + + * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec + instead of vec as the vector is local to the function. + +2016-05-06 Jakub Jelinek <jakub@redhat.com> + + * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add + avx512bw alternative. + + * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move + before the ashr<mode>3 pattern. + + * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use + v instead of x in vex or maybe_vex alternatives, use + maybe_evex instead of vex in prefix. + + * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps, + *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi, + vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x + in vex or maybe_vex alternatives, use maybe_evex instead of vex + in prefix. + + * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use + v instead of x in vex or maybe_vex alternatives, use + maybe_evex instead of vex in prefix. + + * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps, + sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1, + sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd, + sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex + alternatives, use maybe_evex instead of vex in prefix. + + * config/i386/sse.md (vec_interleave_lowv4sf, + *vec_interleave_highv2df, *vec_interleave_lowv2df): Use + v instead of x in vex or maybe_vex alternatives, use + maybe_evex instead of vex in prefix. + + * config/i386/sse.md (sse_movhlps, sse_movlhps): Use + v instead of x in vex or maybe_vex alternatives, use + maybe_evex instead of vex in prefix. + + * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use + v constraint instead of x. + +2016-05-06 Nathan Sidwell <nathan@codesourcery.com> + + * gimple.c (gimple_call_same_target_p): Unique functions are eq. + * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq + equality first. + +2016-05-06 Richard Biener <rguenther@suse.de> + + PR tree-optimization/70948 + * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): + Properly clobber all fields of va_list for __builtin_va_start. + +2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com> + + PR debug/70935 + * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with + loop latch destination. + +2016-05-06 Martin Liska <mliska@suse.cz> + + * tree-ssa-uninit.c: Apply manual changes + to the GNU coding style. + (prune_uninit_phi_opnds): Rename from + prune_uninit_phi_opnds_in_unrealizable_paths. + +2016-05-06 Oleg Endo <olegendo@gcc.gnu.org> + + * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic, + mspace): Remove deprecated options. + * doc/invoke.texi (SH options): Remove -mspace. + +2016-05-06 Oleg Endo <olegendo@gcc.gnu.org> + + * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length. + +2016-05-06 Oleg Endo <olegendo@gcc.gnu.org> + + * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar + corresponding combine split pattern. + +2016-05-06 Oleg Endo <olegendo@gcc.gnu.org> + + PR target/58219 + * config/sh/predicates.md (long_displacement_mem_operand): New. + * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU. + Add movi20, movi20s alternatives. Adjust length attribute for + alternatives. + (movsi_ie): Allow for any FPU. Adjust length attribute for + alternatives. + (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length + attribute for alternatives. + (*mov<mode>): Use long_displacement_mem_operand for length attribute. + (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust + length attribute for alternatives. + +2016-05-06 Richard Biener <rguenther@suse.de> + + PR tree-optimization/70960 + * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops. + +2016-05-06 Oleg Endo <olegendo@gcc.gnu.org> + + PR target/52933 + * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants. + * config/sh/sh.c (sh_rtx_costs): Add another div0s case. + +2016-05-06 Marek Polacek <polacek@redhat.com> + + PR sanitizer/70875 + * ubsan.c (get_ubsan_type_info_for_type): Remove assert. + +2016-05-06 Oleg Endo <olegendo@gcc.gnu.org> + + PR target/54089 + * config/sh/sh.md (*rotcr): Add another variant. + +2016-05-06 Richard Biener <rguenther@suse.de> + + PR middle-end/70931 + * dwarf2out.c (native_encode_initializer): Skip zero-sized fields. + +2016-05-06 Richard Biener <rguenther@suse.de> + + PR middle-end/70941 + * fold-const.c (split_tree): Always convert to the original type + before negating. + +2016-05-06 Richard Biener <rguenther@suse.de> + + * fwprop.c (fwprop): Remove duplicate cleanup_cfg call. + (fwprop_addr): Likewise. + +2016-05-06 Uros Bizjak <ubizjak@gmail.com> + + PR target/70873 + * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p): + New prototype. + * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New. + * config/i386/i386.md (push mem splitter): Use find_constant_src in + the splitter condition. + (FP load splitter): Use ix86_standard_x87sse_constant_load_p in + the splitter condition. + (FP float_extend load splitter): Ditto. + +2016-05-05 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (peehole2 patterns): Change true_regnum + to REGNO in all peephole2 patterns. + (post-reload splitters): Change true_regnum to REGNO in + post-reload splitters. + (zero_extend splitters): Use general_reg_operand and + nonimmediate_gr_operand predicates. + +2016-05-05 Jakub Jelinek <jakub@redhat.com> + + * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use + v constraint instead of x. + +2016-05-05 Alan Modra <amodra@gmail.com> + + PR target/68662 + * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't + set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set + TARGET_NO_FP_IN_TOC for -mrelocatable. + (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant + TARGET_RELOCATABLE test. + (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise. + (ASM_PREFERRED_EH_DATA_FORMAT): Likewise. + * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise. + (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise. + (ASM_PREFERRED_EH_DATA_FORMAT): Likewise. + * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise. + (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise. + (ASM_PREFERRED_EH_DATA_FORMAT): Likewise. + * config/rs6000/predicates.md (easy_fp_constant): Likewise. + * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op): + Likewise. + (rs6000_assemble_integer): Update TARGET_RELOCATABLE test. + (rs6000_stack_info): Likewise. + (rs6000_elf_asm_out_constructor): Likewise. + (rs6000_elf_asm_out_destructor): Likewise. + (rs6000_elf_declare_function_name): Likewise. + * config/rs6000/rs6000.md (load_toc_aix_di): Likewise. + * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC): + Don't define. + +2016-05-05 Alan Modra <amodra@gmail.com> + + * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite. + +2016-05-05 Alan Modra <amodra@gmail.com> + + * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use + out-of-line gpr restore for one or two regs if that would add + a save of lr. + +2016-05-04 Uros Bizjak <ubizjak@gmail.com> + + PR target/70873 + * config/i386/i386.md + (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2): + Change to post-epilogue_completed late splitter. Use sse_reg_operand + as operand 0 predicate. + (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2): + Ditto. + (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2): + Ditto. Emit the pattern using RTX. + + (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter): + Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in + the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG. + (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter): + Ditto. + (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use + sse_reg_operand as operand 0 predicate. + + (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2): + Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg + instead of gen_rtx_REG. + (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2): + Ditto. + +2016-05-04 Segher Boessenkool <segher@kernel.crashing.org> + + * function.c (emit_use_return_register_into_block): Delete. + (gen_return_pattern): Delete. + (emit_return_into_block): Delete. + (active_insn_between): Delete. + (convert_jumps_to_returns): Delete. + (emit_return_for_exit): Delete. + (thread_prologue_and_epilogue_insns): Delete all code dealing with + simple_return for shrink-wrapped blocks. + * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the + end of blocks that need one. + (get_unconverted_simple_return): Delete. + (convert_to_simple_return): Delete. + * shrink-wrap.c (get_unconverted_simple_return): Delete declaration. + (convert_to_simple_return): Ditto. + +2016-05-04 Segher Boessenkool <segher@kernel.crashing.org> + + * cfgcleanup.c (bb_is_just_return): New function. + (try_optimize_cfg): Simplify jumps to return, branches to return, + and branches around return. + +2016-05-04 Segher Boessenkool <segher@kernel.crashing.org> + + * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a + branch to a return. + +2016-05-04 Jakub Jelinek <jakub@redhat.com> + + PR c++/70906 + PR c++/70933 + * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK. + * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass), + assert flags & OEP_HASH_CHECK, instead of asserting it + never happens. Handle TARGET_EXPR. + * fold-const.c (operand_equal_p): For hash verification, + or in OEP_HASH_CHECK into flags. + +2016-05-04 Eric Botcazou <ebotcazou@adacore.com> + + * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head + comment. + (compute_samebase_partition_bases): Fix typo. + +2016-05-04 Jakub Jelinek <jakub@redhat.com> + + * config/i386/sse.md (vec_interleave_highv8sf, + vec_interleave_lowv8sf, vec_interleave_highv4df, + vec_interleave_lowv4df): Remove constraints from expanders. + + * config/i386/sse.md (sse2_movq128): Use v constraint instead of x. + +2016-05-04 Jan Hubicka <hubicka@ucw.cz> + + * tree-inline.c (expand_call_inline): Fix path dealing with + making lhs of call statement undefined. + +2016-05-04 Jan Hubicka <hubicka@ucw.cz> + + * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): + Check availability on NODE, too. + * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise. + (cgraph_node::call_for_symbol_and_aliases): Likewise. + (varpool_node::call_for_symbol_and_aliase): Likewise. + * ipa-pure-const.c (add_new_function): Analyze all bodies. + (propagate_pure_const): Propagate across interposable functions, too. + (skip_function_for_local_pure_const): Do not skip interposable bodies + with aliases. + (pass_local_pure_const::execute): Update. + +2016-05-04 Marek Polacek <polacek@redhat.com> + + * doc/invoke.texi: Document -Wdangling-else. + +2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config.gcc: Error out when conflicting multilib is detected. Do not + loop over multilibs since no combination is legal. + +2016-05-04 Alan Modra <amodra@gmail.com> + + * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct. + * config/rs6000/sysv4.h (TARGET_TOC): Simplify. + * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op): + Align .toc. + +2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com> + + * config/mips/mips-cpus.def (p5600): Avoid IMADD by default. + Clean up p5600 comments. + +2016-05-04 Richard Biener <rguenther@suse.de> + + * match.pd: Add BIT_FIELD_REF canonicalizations and vector + constructor simplifications. + * fold-const.c (fold_ternary_loc): Remove duplicate functionality here. + +2016-05-04 Oleg Endo <olegendo@gcc.gnu.org> + + * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates. + * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if + result.set_rtx is null instead of aborting. + * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): + Always enable. + (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A. + * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec, + *mov<mode>_store_postinc): New patterns. + +2016-05-04 Marc Glisse <marc.glisse@inria.fr> + + * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark + as commutative. Check both conversions are NOP. + ((A & B) OP (C & B)): Remove. + +2016-05-04 Alan Modra <amodra@gmail.com> + + * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test. + +2016-05-04 Alan Modra <amodra@gmail.com> + + PR target/70866 + * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p + when cr2,3,4 are all fixed regs. + +2016-05-04 Bernd Schmidt <bschmidt@redhat.com> + + PR rtl-optimization/57193 + * opts.c (default_options_table): Revert OPT_frename_registers change. + * doc/invoke.texi (-frename-registers, -O2): Likewise. + +2016-05-03 Martin Sebor <msebor@redhat.com> + + PR c++/66561 + * builtins.c (fold_builtin_FILE): New function. + (fold_builtin_FUNCTION, fold_builtin_LINE): New functions. + (fold_builtin_0): Call them. + * gimplify.c (gimplify_call_expr): Remove the handling of + BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE. + + PR c++/66561 + * doc/extend.texi (Other Builtins): Update __builtin_FILE, + __builtin_FUNCTION, and __builtin_LINE to reflect they yield + constants. + + PR c++/66639 + * doc/extend.texi (Function Names as Strings): Update __func__, + __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to + constants. + +2016-05-03 Jakub Jelinek <jakub@redhat.com> + Richard Biener <rguenther@suse.de> + + PR tree-optimization/70916 + * tree-if-conv.c: Include cfganal.h. + (pass_if_conversion::execute): Call connect_infinite_loops_to_exit + and remove_fake_exit_edges around the optimization pass. + +2016-05-03 Jan Hubicka <hubicka@ucw.cz> + + * cgraph.c (symbol_table::create_edge): Set inline_failed. + (cgraph_edge::make_direct): Likewise. + (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p. + * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed. + * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code + (CIF_THUNK): New code. + * ipa-inline-analysis.c (initialize_inline_failed): Preserve + CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p. + (compute_inline_parameters): Set inline_failed for thunks. + (inline_analyze_function): Cleanup. + * ipa-inline.c (can_inline_edge_p): Do not deal with + call_stmt_cannot_inline_p. + (can_early_inline_edge_p): Likewise. + (early_inliner): Initialize inline_failed. + * lto-cgraph.c (lto_output_edge): Sanity check inline_failed. + +2016-05-03 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename + from nonimm_ssenomem_operand. + (nonimm_ssenomem_operand): New predicate. + * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand + as operand 0 predicate. + (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387. + Disable unsupported alternatives using "enabled" attribute. + Use register_ssemem_operand as operand 0 predicate. + (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate. + +2016-05-03 Marek Polacek <polacek@redhat.com> + + PR c/70859 + * input.c (expansion_point_location): New function. + * input.h (expansion_point_location): Declare. + +2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com> + + * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset + occurence with frame_offset_ ones. + +2016-05-03 Alan Modra <amodra@gmail.com> + + PR rtl-optimization/70890 + * ira.c (combine_and_move_insns): When moving def_insn, remove + equivs on use_insn. + +2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com> + + * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll") + ("*r<noxa>sbg_<mode>_srl"): New define_insns. + ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask". + ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise. + +2016-05-03 Alan Modra <amodra@gmail.com> + + * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition + for SAVE_MULTIPLE/STORE_MULTIPLE. + +2016-05-03 Jakub Jelinek <jakub@redhat.com> + + * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387, + *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x. + +2016-05-03 Richard Biener <rguenther@suse.de> + + * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter + default true. + (gimplify_arg): Likewise. + * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter, + re-writing the result to a decl if required. + (internal_get_tmp_var): Add allow_ssa parameter + and override into_ssa with it. + (get_formal_tmp_var): Adjust. + (get_initialized_tmp_var): Add allow_ssa parameter. + (gimplify_arg): Add allow_ssa parameter and avoid generating + SSA names for the result false. + (gimplify_call_expr): If the call may return twice do not + gimplify parameters into SSA. + (prepare_gimple_addressable): Do not allow an SSA name as temporary. + (gimplify_modify_expr): Adjust assert. For noreturn calls + with a SSA name LHS adjust its def. + (gimplify_save_expr): Do not allow an SSA name as save-expr result. + (gimplify_one_sizepos): Do not allow an SSA name as a sizepos. + (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA. + (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not + an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands. + (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise + for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP. + (optimize_target_teams): Do not allow SSA names for clause operands. + (gimplify_expr): Likewise for where we mark the result addressable. + * passes.def (pass_init_datastructures): Remove. + * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names. + (rewrite_stmt): Likewise. + * tree-inline.c (initialize_cfun): Properly transfer SSA state. + (replace_locals_op): Replace SSA names. + (copy_gimple_seq_and_replace_locals): Init src_cfun. + * gimple-low.c (lower_builtin_setjmp): Deal with SSA. + * cgraph.c (release_function_body): Free CFG annotations only + when we have a CFG. Simplify. + * gimple-fold.c (gimplify_and_update_call_from_tree): Use + force_gimple_operand instead of get_initialized_tmp_var. + * tree-pass.h (make_pass_init_datastructures): Remove. + * tree-ssa.c (execute_init_datastructures): Remove. + (pass_data_init_datastructures): Likewise. + (class pass_init_datastructures): Likewise. + (make_pass_init_datastructures): Likewise. + * omp-low.c (create_omp_child_function): Init SSA data structures. + (grid_expand_target_grid_body): Likewise. + * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA + name before adding it to names_to_release. + (remove_bb): Always release SSA defs. + * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR + before dereferencing it. + * cgraphunit.c (init_lowered_empty_function): Always + int SSA data structures. + * tree-ssanames.c (release_defs): Remove assert that we are in + SSA form. + * trans-mem.c (diagnose_tm_1): Handle SSA name function. + +2016-05-03 Jakub Jelinek <jakub@redhat.com> + Uros Bizjak <ubizjak@gmail.com> + + PR rtl-optimization/70467 + * config/i386/predicates.md (x86_64_hilo_int_operand, + x86_64_hilo_general_operand): New predicates. + * config/i386/constraints.md (Wd): New constraint. + * config/i386/i386.md (mode attr di): Use Wd instead of e. + (general_hilo_operand): New mode attr. + (add<mode>3, sub<mode>3): Use <general_hilo_operand> + instead of <general_operand>. + (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use + x86_64_hilo_general_operand instead of <general_operand>. + +2016-05-03 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/70916 + * tree-if-conv.c (constant_or_ssa_name): Removed. + (fold_build_cond_expr): Use is_gimple_val instead of + constant_or_ssa_name. + + PR tree-optimization/70916 + * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up + if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P. + + PR target/49244 + * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h. + (optimize_atomic_bit_test_and): New function. + (pass_fold_builtins::execute): Use it. + * optabs.def (atomic_bit_test_and_set_optab, + atomic_bit_test_and_complement_optab, + atomic_bit_test_and_reset_optab): New optabs. + * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, + ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns. + * builtins.h (expand_ifn_atomic_bit_test_and): New prototype. + * builtins.c (expand_ifn_atomic_bit_test_and): New function. + * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET, + expand_ATOMIC_BIT_TEST_AND_COMPLEMENT, + expand_ATOMIC_BIT_TEST_AND_RESET): New functions. + * doc/md.texi (atomic_bit_test_and_set@var{mode}, + atomic_bit_test_and_complement@var{mode}, + atomic_bit_test_and_reset@var{mode}): Document. + * config/i386/sync.md (atomic_bit_test_and_set<mode>, + atomic_bit_test_and_complement<mode>, + atomic_bit_test_and_reset<mode>): New expanders. + (atomic_bit_test_and_set<mode>_1, + atomic_bit_test_and_complement<mode>_1, + atomic_bit_test_and_reset<mode>_1): New insns. + +2016-05-03 Richard Sandiford <richard.sandiford@arm.com> + + PR rtl-optimization/70687 + * combine.c (change_zero_ext): Check for scalar modes. Use wide_int + instead of unsigned HOST_WIDE_INT. + +2016-05-03 Bernd Schmidt <bschmidt@redhat.com> + + PR rtl-optimization/44281 + * hard-reg-set.h (struct target_hard_regs): New field + x_fixed_nonglobal_reg_set. + (fixed_nonglobal_reg_set): New macro. + * reginfo.c (init_reg_sets_1): Initialize it. + * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead + of fixed_reg_set. + * df-scan.c (df_insn_refs_collect): Asms may reference global regs. + +2016-05-03 Bin Cheng <bin.cheng@arm.com> + + PR tree-optimization/56541 + * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item. + * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param. + * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro. + (any_complicated_phi): new static variable. + (aggressive_if_conv): delete. + (if_convertible_phi_p): support phis with more than two arguments. + (if_convertible_bb_p): remvoe check on aggressive_if_conv and + critical pred edges. + (ifcvt_split_critical_edges): support phis with more than two + arguments by checking new parameter. only split critical edges + if needed. + (tree_if_conversion): handle simd pragma marked loop using new + local variable aggressive_if_conv. check any_complicated_phi. + +2016-05-03 Bin Cheng <bin.cheng@arm.com> + + * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on + before using it. + +2016-05-03 Bin Cheng <bin.cheng@arm.com> + + * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber + cbase. + +2016-05-03 Oleg Endo <olegendo@gcc.gnu.org> + + * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify. + (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to + define_insn_and_split. + (mulsi3_i): New define_insn_and_split. + (mulsi3_call): Convert to define_insn. + (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact): + Remove constraints. + +2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com> + + * machmode.h (mode_complex): Add support to give the complex mode + for a given mode. + (GET_MODE_COMPLEX_MODE): Likewise. + * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode + stored by build_complex_type and gfc_build_complex_type instead of + trying to figure out the appropriate mode based on the size. Raise + an assertion error, if the type was not set. + * genmodes.c (struct mode_data): Add field for the complex type of + the given type. + (blank_mode): Likewise. + (make_complex_modes): Remember the complex mode created in the + base type. + (emit_mode_complex): Write out the mode_complex array to map a + type mode to the complex version. + (emit_insn_modes_c): Likewise. + * tree.c (build_complex_type): Set the complex type to use before + calling layout_type. + * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add + support for __float128 complex datatypes. + (rs6000_hard_regno_mode_ok): Likewise. + (rs6000_setup_reg_addr_masks): Likewise. + (rs6000_complex_function_value): Likewise. + * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise. + __float128 and __ibm128 complex. + (FLOAT128_IBM_P): Likewise. + (ALTIVEC_ARG_MAX_RETURN): Likewise. + * doc/extend.texi (Additional Floating Types): Document that + -mfloat128 must be used to enable __float128. Document complex + __float128 and __ibm128 support. + +2016-05-02 Jakub Jelinek <jakub@redhat.com> + + PR target/49244 + * gimple.c (gimple_builtin_call_types_compatible_p): Allow + char/short arguments promoted to int because of promote_prototypes. + +2016-05-02 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/predicates.md (register_ssemem_operand): New predicate. + * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from + *cmpi<FPCMP:unord><MODEF:mode>_mixed and + *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported + alternatives using "enabled" attribute. Use register_ssemem_operand + as operand 1 predicate. + (*cmpi<unord>xf_i387): Split XFmode pattern from + *cmpi<FPCMP:unord><X87MODEF:mode>_i387. + (*absneg<mode>2): Merge from *absneg<mode>2_mixed and + *absneg<mode>2_i387. Disable unsupported alternatives using + "enabled" attribute. + (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387. + +2016-05-02 Nathan Sidwell <nathan@codesourcery.com> + + * omp-low.c (lower_oacc_head_tail): Assert there is at least one + marker. + (oacc_loop_process): Check mask for loop termination. + +2016-05-02 Jan Hubicka <hubicka@ucw.cz> + + * cif-code.def (CIF_THUNK): Add. + * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert + accidental change. + +2016-05-02 Jan Hubicka <hubicka@ucw.cz> + + * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions + (dump_inline_summary): Dump it. + (fp_expression_p): New predicate. + (estimate_function_body_sizes): Use it. + (inline_merge_summary): Merge fp_expressions. + (inline_read_section): Read fp_expressions. + (inline_write_summary): Write fp_expressions. + * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math + codegen boundary if either caller or callee is !fp_expressions. + * ipa-inline.h (inline_summary): Add fp_expressions. + * ipa-inline-transform.c (inline_call): When inlining !fp_expressions + to fp_expressions be sure the fp generation flags are updated. + +2016-05-02 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/70467 + * cse.c (cse_insn): Handle no-op MEM moves after folding. + + PR rtl-optimization/70467 + * ipa-pure-const.c (check_call): Handle internal calls even in + ipa mode like in local mode. + +2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de> + + * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions. + +2016-05-02 Marc Glisse <marc.glisse@inria.fr> + + * match.pd (X u< X, X u> X): New transformations. + +2016-05-02 Marc Glisse <marc.glisse@inria.fr> + + * flag-types.h (enum warn_strict_overflow_code): Move ... + * coretypes.h: ... here. + * fold-const.h (fold_overflow_warning): Declare. + * fold-const.c (fold_overflow_warning): Make non-static. + (fold_comparison): Move the transformation of X +- C1 CMP C2 + into X CMP C2 -+ C1 ... + * match.pd: ... here. + * gimple-fold.c (fold_stmt_1): Protect with + fold_defer_overflow_warnings. + +2016-05-02 Nathan Sidwell <nathan@codesourcery.com> + + * omp-low.c (struct oacc_loop): Add 'inner' field. + (new_oacc_loop_raw): Initialize it to zero. + (oacc_loop_fixed_partitions): Initialize it. + (oacc_loop_auto_partitions): Partition outermost loop to outermost + available partitioning. + +2016-05-02 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc.md (mulsidi3): Change operand 0 predicate to + register_operand. + (umulsidi3): Likewise. + (indirect_jump): Fix jump instruction assembly patterns. + +2016-05-02 Thomas Schwinge <thomas@codesourcery.com> + + PR target/70860 + * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun. + (nvptx_function_value): Assert non-NULL cfun. + +2016-05-02 Eric Botcazou <ebotcazou@adacore.com> + + PR rtl-optimization/70886 + * sched-deps.c (estimate_dep_weak): Canonicalize cselib values. + + * cselib.h (rtx_equal_for_cselib_1): Declare. + (rtx_equal_for_cselib_p: New inline function. + * cselib.c (rtx_equal_for_cselib_p): Delete. + (rtx_equal_for_cselib_1): Make public. + +2016-05-02 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate. + (register_mixssei387nonimm_operand): Remove predicate. + * config/i386/i386.md (*fop_<mode>_comm): Merge from + *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported + alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH + for TARGET_MIX_SSE_I387 alternatives. + (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387. + Disable unsupported alternatives using "enabled" attribute. Use + nonimm_ssenomem_operand as operand 1 predicate. Also check + X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives. + +2016-05-02 Richard Sandiford <richard.sandiford@arm.com> + + * tree.c (cst_and_fits_in_hwi): Simplify. + +2016-05-02 Richard Sandiford <richard.sandiford@arm.com> + + * tree.h (wi::to_wide): New function. + * expr.c (expand_expr_real_1): Use wi::to_wide. + * fold-const.c (int_const_binop_1): Likewise. + (extract_muldiv_1): Likewise. + +2016-05-02 Richard Sandiford <richard.sandiford@arm.com> + + * wide-int.h: Update offset_int and widest_int documentation. + (WI_SIGNED_SHIFT_RESULT): New macro. + (wi::binary_shift): Define signed_shift_result_type for + shifts on offset_int- and widest_int-like types. + (generic_wide_int): Support <<= and >>= if << and >> are supported. + * tree.h (int_bit_position): Use shift operators instead of wi:: + shifts. + * alias.c (adjust_offset_for_component_ref): Likewise. + * expr.c (get_inner_reference): Likewise. + * fold-const.c (fold_comparison): Likewise. + * gimple-fold.c (fold_nonarray_ctor_reference): Likewise. + * gimple-ssa-strength-reduction.c (restructure_reference): Likewise. + * tree-dfa.c (get_ref_base_and_extent): Likewise. + * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise. + (stmt_kills_ref_p): Likewise. + * tree-ssa-ccp.c (bit_value_binop_1): Likewise. + * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise. + * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise. + (ao_ref_init_from_vn_reference): Likewise. + +2016-05-02 Richard Sandiford <richard.sandiford@arm.com> + + * wide-int.h: Update offset_int and widest_int documentation. + (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro. + (wi::binary_traits): Allow ordered comparisons between offset_int and + offset_int, between widest_int and widest_int, and between either + of these types and basic C types. + (operator <, <=, >, >=): Define for the same combinations. + * tree.h (tree_int_cst_lt): Use comparison operators instead + of wi:: comparisons. + (tree_int_cst_le): Likewise. + * gimple-fold.c (fold_array_ctor_reference): Likewise. + (fold_nonarray_ctor_reference): Likewise. + * gimple-ssa-strength-reduction.c (record_increment): Likewise. + * tree-affine.c (aff_comb_cannot_overlap_p): Likewise. + * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise. + * tree-sra.c (completely_scalarize): Likewise. + * tree-ssa-alias.c (stmt_kills_ref_p): Likewise. + * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise. + * tree-vrp.c (extract_range_from_binary_expr_1): Likewise. + (check_for_binary_op_overflow): Likewise. + (search_for_addr_array): Likewise. + * ubsan.c (ubsan_expand_objsize_ifn): Likewise. + +2016-05-02 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword. + (arc_save_restore): Likewise. + (arc_dwarf_register_span): Likewise. + (arc_output_pic_addr_const): Initialize suffix variable. + +2016-05-02 Martin Liska <mliska@suse.cz> + + * symbol-summary.h (function_summary::function_summary): + Remove checking assert for all cgraph nodes. + (function_summary::get): Check summary_uid. + (symtab_insertion): Check summary_uid. + +2016-05-02 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc-protos.h (compact_memory_operand_p): Declare. + * config/arc/arc.c (arc_output_commutative_cond_exec): Consider + bmaskn instruction. + (arc_dwarf_register_span): Remove enum keyword. + (compact_memory_operand_p): New function. + * config/arc/arc.h (reg_class): Add code density register classes. + (REG_CLASS_NAMES): Likewise. + (REG_CLASS_CONTENTS): Likewise. + * config/arc/arc.md (*movqi_insn): Add code density instructions. + (*movhi_insn, *movsi_insn, *movsf_insn): Likewise. + (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise. + (*cmpsi_cc_c_insn, *movsi_ne): Likewise. + * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New + constraints. + (h, Rcd, Rsd, Rzd): New register constraints. + (T): Use compact_memory_operand_p function. + * config/arc/predicates.md (compact_load_memory_operand): Remove. + +2016-05-02 Oleg Endo <olegendo@gcc.gnu.org> + + * config/sh/sh.md (*negnegt, *movtt): Remove. + +2016-05-02 Marek Polacek <polacek@redhat.com> + Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/70700 + * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids + bigger than FIRST_REF_NODE. + +2016-05-02 Oleg Endo <olegendo@gcc.gnu.org> + + PR target/52898 + * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4, + TARGET_CMPEQDI_T. + (prepare_cbranch_operands): Don't use scratch register. Assume that + function is used when pseudos can be created. + (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths. + * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created. + (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4 + define_expand. Allow it only when pseudos can be created. + * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete. + +2016-05-01 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/constraints.md (BC): Only allow -1 operands. + * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative. + Add "enabled" attribute. Update XI mode attribute calculation. + * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative. + (*movoi_internal_avx): Update XI mode attribute calculation. + (*movti_internal): Ditto. + +2016-05-01 Oleg Endo <olegendo@gcc.gnu.org> + + * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4, + cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints. + +2016-05-01 Eric Botcazou <ebotcazou@adacore.com> + + * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch + statement on instruction code. Remove trailing spaces. + (altivec_expand_stv_builtin): Likewise. + +2016-05-01 Oleg Endo <olegendo@gcc.gnu.org> + + * config/sh/sh.h (TARGET_SH4): Remove and use default implementation. + (TARGET_FPU_DOUBLE): Simplify. + (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace + 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'. + * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions + with 'TARGET_FPU_DOUBLE'. + * config/sh/sh.md: Likewise. + +2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp> + + * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT, + SH_DIV_STR_FOR_SIZE): Remove. + * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT, + SH_DIV_STR_FOR_SIZE): Remove. + +2016-05-01 Oleg Endo <olegendo@gcc.gnu.org> + + * config/sh/predicates.md (any_register_operand, zero_extend_operand, + logical_reg_operand): Delete. + (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand, + arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand, + logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using + match_operand and match_test. + (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local + variables on their first use. Return bool values. + * config/sh/sh.h (LOAD_EXTEND_OP): Update comment. + * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and + arith_reg_operand for input operand. Remove empty constraints. + (xorsi3): Delete. + (*xorsi3_compact): Rename to xorsi3. + (zero_extend<mode>si2): Use arith_reg_operand for input operand. + (*zero_extend<mode>si2_disp_mem): Update comment. + (mov_nop): Delete. + +2016-04-30 Oleg Endo <olegendo@gcc.gnu.org> + + * config/sh/t-sh: Remove SH5 support. + * config.gcc: Likewise. + * configure: Likewise. + +2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> + + * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus. + +2016-04-30 Oleg Endo <olegendo@gcc.gnu.org> + + * config/sh/sh.c (register_sh_passes, sh_option_override, + sh_print_operand, prepare_move_operands, + sh_can_follow_jump): Remove TARGET_SH1 checks. + * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P, + PROMOTE_MODE): Likewise. + * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3, + movdi): Likewise. + +2016-04-30 Alan Modra <amodra@gmail.com> + + * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline + restoring when fixed_reg_p, but allow out-of-line or stmw save. + Check for user regs later to avoid unnecessary looping over regs. + Merge user reg check with non-saved reg check. Don't force + inline VR restore when static chain used. + (rs6000_frame_related): Omit eh_frame info for user regs when + saving. + (fixed_regs_p): Delete. + +2016-04-30 Alan Modra <amodra@gmail.com> + + * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with.. + (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum. + Update all uses. + +2016-04-30 Alan Modra <amodra@gmail.com> + + PR target/69645 + * config/rs6000/rs6000.c (fixed_reg_p): New function. + (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p. + Update all uses. + +2016-04-30 Alan Modra <amodra@gmail.com> + + * config/rs6000/rs6000.c (rs6000_conditional_register_usage): + Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with + flag_pic test for Darwin. + +2016-04-30 Alan Modra <amodra@gmail.com> + + * regs.h (struct reg_info_t): Delete freq_calls_crossed and + throw_calls_crossed. + (REG_FREQ_CALLS_CROSSED): Delete. + (REG_N_THROWING_CALLS_CROSSED): Delete. + * regstat.c (regstat_bb_compute_ri): Don't calculate + REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED. + (dump_reg_info): Don't print call cross frequency. + * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED + and REG_N_THROWING_CALLS_CROSSED. + +2016-04-30 Alan Modra <amodra@gmail.com> + + * regs.h (struct reg_info_t): Delete live_length. + (REG_LIVE_LENGTH): Delete macro. + * regstat.c (regstat_bb_compute_ri): Delete artificial_uses, + local_live, local_processed and local_live_last_luid params. + Replace bb_index param with bb. Don't set REG_LIVE_LENGTH. + Formatting fixes. + (regstat_compute_ri): Adjust for above. Don't set + REG_LIVE_LENGTH. + (dump_reg_info): Don't print live length. + * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH + with test of setjmp_crosses. Don't set REG_LIVE_LENGTH. + Localize loop_depth var. + +2016-04-30 Alan Modra <amodra@gmail.com> + + * ira.c (enum valid_equiv): New. + (validate_equiv_mem): Return enum. + (update_equiv_mem): Create replacement in more cases. + (add_store_equivs): Update validate_equiv_mem call. + +2016-04-30 Alan Modra <amodra@gmail.com> + + * ira.c (combine_and_move_insns): Rather than scanning insns, + use DF infrastucture to find use and def insns. + +2016-04-30 Alan Modra <amodra@gmail.com> + + ira.c (combine_and_move_insns): Move invariant conditions.. + (ira.c): ..to here. Call combine_and_move_insns before + add_store_equivs. Call grow_reg_equivs later. Allocate + req_equiv later using max_reg_num() rather than global max_regno. + (contains_replace_regs): Delete. + (add_store_equivs): Remove contains_replace_regs test. + +2016-04-30 Alan Modra <amodra@gmail.com> + + * ira.c (struct equiv_mem_data): New. + (equiv_mem, equiv_mem_modified): Delete static vars. + (validate_equiv_mem_from_store): Use "data" param to communicate.. + (validate_equiv_mem): ..from here. + +2016-04-30 Alan Modra <amodra@gmail.com> + + * ira.c (add_store_equivs, combine_and_move_insns): New functions, + split out from.. + (update_reg_equivs): ..here. Move allocation and freeing of + reg_equiv, and calls to grow_reg_equivs, init_alias_analysis, + end_alias_analysis to.. + (ira): ..here. + +2016-04-30 Alan Modra <amodra@gmail.com> + + * ira.c (pdx_subregs): Delete. + (struct equivalence): Add pdx_subregs field. + (set_paradoxical_subreg): Remove pdx_subregs param. Update + pdx_subregs access. + (update_equiv_regs): Don't create or free pdx_subregs. Update + pdx_subregs access. + +2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + * config/rs6000/altivec.h: Change definitions of vec_xl and + vec_xst. + * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New. + (LD_ELEMREV_V2DI): New. + (LD_ELEMREV_V4SF): New. + (LD_ELEMREV_V4SI): New. + (LD_ELEMREV_V8HI): New. + (LD_ELEMREV_V16QI): New. + (ST_ELEMREV_V2DF): New. + (ST_ELEMREV_V2DI): New. + (ST_ELEMREV_V4SF): New. + (ST_ELEMREV_V4SI): New. + (ST_ELEMREV_V8HI): New. + (ST_ELEMREV_V16QI): New. + (XL): New. + (XST): New. + * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add + descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST. + * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from + TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR. + (altivec_expand_builtin): Add handling for + VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>. + (rs6000_invalid_builtin): Add error-checking for + RS6000_BTM_P9_VECTOR. + (altivec_init_builtins): Define builtins used to implement vec_xl + and vec_xst. + (rs6000_builtin_mask_names): Define power9-vector. + * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define. + (RS6000_BTM_P9_VECTOR): Define. + (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR. + * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn. + (vsx_ld_elemrev_v2df): Likewise. + (vsx_ld_elemrev_v4sf): Likewise. + (vsx_ld_elemrev_v4si): Likewise. + (vsx_ld_elemrev_v8hi): Likewise. + (vsx_ld_elemrev_v16qi): Likewise. + (vsx_st_elemrev_v2df): Likewise. + (vsx_st_elemrev_v2di): Likewise. + (vsx_st_elemrev_v4sf): Likewise. + (vsx_st_elemrev_v4si): Likewise. + (vsx_st_elemrev_v8hi): Likewise. + (vsx_st_elemrev_v16qi): Likewise. + * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct + grammar. + +2016-04-29 Patrick Palka <ppalka@gcc.gnu.org> + + * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split + out into ... + (simplify_control_stmt_condition_1): ... here. Recurse into + BIT_AND_EXPRs and BIT_IOR_EXPRs. + +2016-04-29 David Edelsohn <dje.gcc@gmail.com> + + PR target/69810 + * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode. + (zero_extendqi<mode>2_dot): Revert earlier conversion from + define_insn_and_split to define_insn. + (zero_extendqi<mode>2_dot2): Same. + (extendqi<mode>2_dot): Same. + (extendqi<mode>2_dot2): Same. + +2016-04-29 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK. + (probe_stack): New expander. + (probe_stack_<mode>): New insn pattern. + +2016-04-29 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md + (operations with memory inputs setting flags peephole2): + Remove uneeded REG_P checks. Cleanup pattern generation. + +2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com> + + * tree-vect-loop.c (vect_transform_loop): Fix + nb_iterations_upper_bound computation for vectorized loop. + +2016-04-29 Marek Polacek <polacek@redhat.com> + Jakub Jelinek <jakub@redhat.com> + + PR sanitizer/70342 + * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use + TARGET_EXPR_SLOT as a base. + +2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com> + + * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint + with 'rCm2' constraints to limit possible immediate size. + (*load_zeroextendqisi_update): Likewise. + (*load_signextendqisi_update): Likewise. + (*loadhi_update): Likewise. + (*load_zeroextendhisi_update): Likewise. + (*load_signextendhisi_update): Likewise. + (*loadsi_update): Likewise. + (*loadsf_update): Likewise. + +2016-04-29 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/predicates.md (constm1_operand): Fix comparison. + +2016-04-29 Claudiu Zissulescu <claziss@synopsys.com> + + * testsuite/gcc.target/arc/ieee_eq.c: New test. + +2016-04-29 Oleg Endo <olegendo@gcc.gnu.org> + + * common/config/sh/sh-common.c (sh_option_optimization_table): Remove + remaining SH5 related settings. + * config/sh/sh-protos.h (shmedia_cleanup_truncate, + shmedia_prepare_call_address): Delete. + * config/sh/sh.c (sh_print_operand, output_stack_adjust, + DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments. + * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC, + UNSUPPORTED_SH2A): Remove m5 checks. + (sh_divide_strategy_e): Remove SH5 division strategies. + (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default. + * config/sh/sh.md (divsf3): Reinstate define_expand pattern. + +2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com> + + * config/s390/s390.c (s390_rtx_costs): Update documentation. + +2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder. + * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"): + Change lder to ldr. + * config/s390/vector.md ("mov<mode>"): Likewise. + +2016-04-29 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/constraints.md ("U", "W"): Invoke + s390_mem_constraint with "ZR" and "ZT". + * config/s390/s390.c (s390_check_qrst_address): Reject invalid + addresses when using LRA. Accept also short displacements for S + and T constraints. Do not check for long displacement target for + S and T constraints. + (s390_mem_constraint): Remove handling of U and W constraints. + * config/s390/s390.md (various patterns): Remove the short + displacement constraints (Q and R) if a long displacement + constraint is present. Add longdisp as required CPU capability. + * config/s390/vector.md: Likewise. + * config/s390/vx-builtins.md: Likewise. + +2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com> + + PR target/60040 + * reload1.c (reload): Call finish_spills before + restarting reload loop. Skip select_reload_regs + if update_eliminables_and_spill returns true. + +2016-04-29 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define. + * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate. + (umulhisi3_imm): Update predicates and constraint letters. + (umulhisi3_reg): Declare instruction as commutative. + * config/arc/constraints.md (J12, J16): New constraints. + * config/arc/predicates.md (short_unsigned_const_operand): New + predicate. + (arc_short_operand): Likewise. + * testsuite/gcc.target/arc/umulsihi3_z.c: New file. + +2016-04-29 Richard Biener <rguenther@suse.de> + + PR tree-optimization/13962 + PR tree-optimization/65686 + * tree-ssa-alias.h (ptrs_compare_unequal): Declare. + * tree-ssa-alias.c (ptrs_compare_unequal): New function + using PTA to compare pointers. + * match.pd: Add pattern for pointer equality compare simplification + using ptrs_compare_unequal. + +2016-04-29 Richard Biener <rguenther@suse.de> + + * stor-layout.c (layout_type): Do not build a pointer-to-element + type for arrays. + +2016-04-29 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2): + Use SWI mode iterator. Use general_reg_operand predicate. + (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split + peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand + predicates. + +2016-04-29 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/70843 + * fold-const.c (operand_equal_p): Don't verify hash value equality + if arg0 == arg1. + * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK + and OMP_CLAUSE. + +2016-04-28 Jakub Jelinek <jakub@redhat.com> + + PR target/70858 + * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT + to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64. + (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64, + __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di, + __builtin_ia32_pdep_di and __builtin_ia32_pext_di. + +2016-04-28 Segher Boessenkool <segher@kernel.crashing.org> + + * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr + to info. Don't initialize separate fields to 0. Clean up + formatting a bit. + +2016-04-28 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (peephole2s for operations with memory inputs): + Use SWI mode iterator. + (peephole2s for operations with memory outputs): Ditto. + Do not check for stack checking probe. + + (probe_stack): Remove expander. + +2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com> + Andrew Burgess <andrew.burgess@embecosm.com> + + * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L' + operands as 32-bits. + +2016-04-28 Jason Merrill <jason@redhat.com> + + * gdbinit.in: Skip line-map.h. + +2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com> + Andrew Burgess <andrew.burgess@embecosm.com> + + * config/arc/arc.c (arc_conditional_register_usage): Take + TARGET_RRQ_CLASS into account. + (arc_print_operand): Support printing 'p' and 's' operands. + * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default + as 0. + (TARGET_RRQ_CLASS): Define. + (IS_POWEROF2_OR_0_P): Define. + * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi + alternatives. + (*tst_movb): New define_insn. + (*tst): Avoid recognition if it could prevent '*tst_movb' + combination; replace c/CnL with c/Chs alternative. + (*tst_bitfield_tst): New define_insn. + (*tst_bitfield_asr): New define_insn. + (*tst_bitfield): New define_insn. + (andsi3_i): Add Rrq variant. + (extzv): New define_expand. + (insv): New define_expand. + (*insv_i): New define_insn. + (*movb): New define_insn. + (*movb_signed): New define_insn. + (*movb_high): New define_insn. + (*movb_high_signed): New define_insn. + (*movb_high_signed + 1): New define_split pattern. + (*mrgb): New define_insn. + (*mrgb + 1): New define_peephole2 pattern. + (*mrgb + 2): New define_peephole2 pattern. + * config/arc/arc.opt (mbitops): New option for nps400, uses + TARGET_NPS_BITOPS_DEFAULT. + * config/arc/constraints.md (q): Make register class conditional. + (Rrq): New register constraint. + (Chs): New constraint. + (Clo): New constraint. + (Chi): New constraint. + (Cbf): New constraint. + (Cbn): New constraint. + (C18): New constraint. + (Cbi): New constraint. + +2016-04-28 Segher Boessenkool <segher@kernel.crashing.org> + + * cfganal.c (bitmap_intersection_of_succs): Delete assert checking + dst->popcount. + (bitmap_intersection_of_preds): Ditto. + (bitmap_union_of_succs): Ditto. + (bitmap_union_of_preds): Ditto. + * sbitmap.c (do_popcount): Delete. + (BITMAP_DEBUGGING): Delete. + (sbitmap_verify_popcount): Delete. + (sbitmap_alloc): Don't initialize the popcount field. + (sbitmap_alloc_with_popcount): Delete. + (sbitmap_resize): Don't resize the popcount array. + (sbitmap_vector_alloc): Don't initialize the popcount field. + (bitmap_copy): Don't copy the popcount array. + (bitmap_clear): Don't clear the popcount array. + (bitmap_clear): Delete the popcount array handling. + (bitmap_ior_and_compl): Delete the popcount assert. + (bitmap_not): Ditto. + (bitmap_and_compl): Ditto. + (bitmap_and): Delete the popcount array handling. + (bitmap_xor): Ditto. + (bitmap_ior): Ditto. + (bitmap_or_and): Delete the popcount assert. + (bitmap_and_or): Ditto. + (popcount_table): Delete. + (sbitmap_elt_popcount): Delete. + * sbitmap.h (simple_bitmap_def): Delete the popcount field. + (bitmap_set_bit): Delete the popcount assert. + (bitmap_clear_bit): Ditto. + (sbitmap_free): Don't free the popcount array. + (sbitmap_alloc_with_popcount): Delete declaration. + (sbitmap_popcount): Ditto. + +2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com> + Andrew Burgess <andrew.burgess@embecosm.com> + + * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define. + (TARGET_NPS_CMEM_DEFAULT): Provide default definition. + * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address. + (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated. + * config/arc/arc.opt (mcmem): New option. + * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative, + supply length for r/m alternative. + (*extendqisi2_ac): Likewise. + (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and + r/Uex alternative. + (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives. + (movhi_insn): Likewise. + (movsi_insn): Add r/Ucm,Ucm/w alternatives. + (*zero_extendqihi2_i): Add r/Ucm alternative. + (*zero_extendqisi2_ac): Likewise. + (*zero_extendhisi2_i): Likewise. + * config/arc/constraints.md (Uex): New memory constraint. + (Ucm): New define_constraint. + * config/arc/predicates.md (long_immediate_loadstore_operand): + Return 0 for MEM with cmem_address address. + (cmem_address_0): New predicates. + (cmem_address_1): Likewise. + (cmem_address_2): Likewise. + (cmem_address): Likewise. + +2016-04-28 Segher Boessenkool <segher@kernel.crashing.org> + + * config/rs6000/rs6000.c (machine_function): Rename + insn_chain_scanned_p to spe_insn_chain_scanned_p. + (rs6000_stack_info): Adjust. + +2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com> + Andrew Burgess <andrew.burgess@embecosm.com> + + * config/arc/constraints.md (Usd): Convert to define_constraint. + (Us<): Likewise. + (Us>): Likewise. + +2016-04-28 Jakub Jelinek <jakub@redhat.com> + + PR target/70821 + * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>): + Add new peephole2 where the first insn is *mov<mode>_or instead of + *mov<mode>_internal. + +2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org> + + * tracer.c (bb_seen): Make static. + +2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com> + + * common/config/arc/arc-common.c (arc_handle_option): Add NPS400 + support, setup defaults. + * config/arc/arc-opts.h (enum processor_type): Add NPS400. + * config/arc/arc.c (arc_init): Add NPS400 support. + * config/arc/arc.h (CPP_SPEC): Add NPS400 defines. + (TARGET_ARC700): NPS400 is also an ARC700. + * config/arc/arc.opt: Add NPS400 options to -mcpu=. + +2016-04-28 Segher Boessenkool <segher@kernel.crashing.org> + + PR target/70668 + * config/nds32/nds32.md (casesi): Don't access the operands array + out of bounds. + +2016-04-28 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (zeroing peephole2): Use general_reg_operand. + (or $-1,reg peephole2): Ditto. + (strict_low_part zeroing peephole2): Use SWI12 mode iterator. + +2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de> + + * doc/extend.texi (Common Function Attributes) [optimize]: + Discourage use of the optimize attribute. + +2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com> + + * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a + special case builtin. + * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove + ALTIVEC_BUILTIN_VEC_ADDE. + * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add + support for ALTIVEC_BUILTIN_VEC_ADDE. + * config/rs6000/rs6000.c (altivec_init_builtins): Add definition + for __builtin_vec_adde. + +2016-04-28 Jakub Jelinek <jakub@redhat.com> + + * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative. + * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise. + +2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> + + PR testsuite/70595 + * doc/sourcebuild.texi (Effective-Target Keywords, Other + attributes): Document cilkplus_runtime. + +2016-04-28 Martin Jambor <mjambor@suse.cz> + + * tree-cfg.c (verify_expr): Verify that local declarations belong to + this function. Call verify_expr on MEM_REFs and bases of other + handled_components. + +2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * internal-fn.c (expand_arith_overflow): Convert preprocessor check + for WORD_REGISTER_OPERATIONS to runtime check. + +2016-04-28 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler. + +2016-04-28 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc.c (arc_process_double_reg_moves): Fix for + big-endian compilation. + * config/arc/arc.md (addf3): Likewise. + (subdf3): Likewise. + (muldf3): Likewise. + +2016-04-28 Richard Biener <rguenther@suse.de> + + PR tree-optimization/70840 + * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even; + Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant; + Mark x * pow(x,c) -> pow(x,c+1) commutative. + Add powi(x,y) * powi(z,y) -> powi(x*z,y). + +2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0 + and explain why in a comment. + +2016-04-28 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc.md (cpu_facility): Add fpx variant. + (subdf3): Prohibit use reverse sub when assist operations option + is enabled. + * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub + instructions only when FPX is enabled. + * testsuite/gcc.target/arc/trsub.c: New test. + +2016-04-28 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for + mult_operator when calculating "type" attribute. + (*fop_<mode>_1_i387): Ditto. + (*fop_xf_1_i387): Ditto. + (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2. + Use std::swap to swap operands. Use RTL expressions to generate + converted pattern. + +2016-04-28 Claudiu Zissulescu <claziss@synopsys.com> + Joern Rennecke <joern.rennecke@embecosm.com> + + * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove + declaration. + (emit_pic_move): Remove. + (arc_eh_uses, insn_is_tls_gd_dispatch): Declare. + * config/arc/arc.c (emit_pic_move): Removed. + (TARGET_HAVE_TLS): Define. + (arc_conditional_register_usage): Test for arc_tp_regno. + (arc_print_operand, arc_print_operand_address): Handle TLS + unspecs. + (arc_needs_pcl_p): New function. + (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p. + (arc_legitimate_pic_addr_p): Handle TLS unspecs. + (arc_raw_symbolic_reference_mentioned_p): Likewise. + (arc_get_tp, arc_emit_call_tls_get_addr): New function. + (arc_legitimize_tls_address): Likewise. + (DTPOFF_ZERO_SYM): Define. + (arc_legitimize_pic_address): Make it static, handle TLS cases. + (arc_output_pic_addr_const): Print TLS unspecs. + (prepare_pic_move): New function, replaces emit_pic_move. + (arc_legitimate_constant_p): Handle TLS unspecs. + (arc_legitimate_address_p): Likewise. + (arc_rewrite_small_data_p): Use assert for TLS constants. + (prepare_move_operands): Use prepare_pic_move. + (arc_legitimize_address): Legitimize tls addresses. + (arc_epilogue_uses): Check for arc_tp_regno. + (arc_eh_uses, insn_is_tls_gd_dispatch): New function. + * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS): + Define. + [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC): + Likewise. + [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add + %(arc_tls_extra_start_spec). + (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__. + (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno. + (EH_USES): Define. + (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch. + * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE) + (UNSPEC_TLS_OFF): Add. + (R10_REG): Define. + (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch) + (get_thread_pointersi): New patterns. + * config/arc/arc.opt (mtp-regno): New option. + * config/arc/predicates.md (move_src_operand): Handle TLS symbols. + (move_dest_operand): Likewise. + * configure: Regenerate. + * configure.ac: Add arc*-*-* case to test for tls. + * doc/invoke.texi (ARC options): Document mtp-regno. + +2016-04-28 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc.c (arc_vector_mode_supported_p): Add support for + the new ARC HS SIMD instructions. + (arc_preferred_simd_mode): New function. + (arc_autovectorize_vector_sizes): Likewise. + (TARGET_VECTORIZE_PREFERRED_SIMD_MODE) + (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define. + (arc_init_reg_tables): Accept new ARC HS SIMD modes. + (arc_init_builtins): Add new SIMD builtin types. + (arc_split_move): Handle 64 bit vector moves. + * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD) + (TARGET_PLUS_QMACW): Define. + * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH) + (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H) + (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H) + (VSUBADD4H): New builtins. + * config/arc/simdext.md: Add new ARC HS SIMD instructions. + * testsuite/gcc.target/arc/builtin_simdarc.c: New file. + +2016-04-28 Eduard Sanou <dhole@openmailbox.org> + Matthias Klose <doko@debian.org> + + * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable. + +2016-04-28 Richard Biener <rguenther@suse.de> + + PR middle-end/70777 + * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0) + canonicalization. + +2016-04-28 Oleg Endo <olegendo@gcc.gnu.org> + + * common/config/sh/sh-common.c: Remove SH5 support. + * config/sh/constraints.md: Likewise. + * config/sh/config/sh/elf.h: Likewise. + * config/sh/linux.h: Likewise. + * config/sh/netbsd-elf.h: Likewise. + * config/sh/predicates.md: Likewise. + * config/sh/sh-c.c: Likewise. + * config/sh/sh-protos.h: Likewise. + * config/sh/sh.c: Likewise. + * config/sh/sh.h: Likewise. + * config/sh/sh.md: Likewise. + * config/sh/sh.opt: Likewise. + * config/sh/sync.md: Likewise. + * config/sh/sh64.h: Delete. + * config/sh/shmedia.h: Likewise. + * config/sh/shmedia.md: Likewise. + * config/sh/sshmedia.h: Likewise. + * config/sh/t-netbsd-sh5-64: Likewise. + * config/sh/t-sh64: Likewise. + * config/sh/ushmedia.h: Likewise. + +2016-04-28 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (sign_extend to memory peephole2s): Use + general_reg_operand instead of register_operand predicate. + +2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + * params.def (MIN_PARTITION_SIZE): Set default value to 10000. + +2016-04-27 Marc Glisse <marc.glisse@inria.fr> + + * match.pd (A - B > A, A + B < A): New transformations. + +2016-04-27 Patrick Palka <ppalka@gcc.gnu.org> + + * genattrtab.c (write_test_expr): New parameter EMIT_PARENS + which defaults to true. Emit an outer pair of parentheses only if + EMIT_PARENS. When continuing a chain of && or || (or & or |), + don't emit parentheses for the right-hand operand. + +2016-04-27 Jeff Law <law@redhat.com> + + * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment. + +2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove. + (altivec_lvx_<mode>_internal): Document. + (altivec_lvx_<mode>_2op): New define_insn. + (altivec_lvx_<mode>_1op): Likewise. + (altivec_lvx_<mode>_2op_si): Likewise. + (altivec_lvx_<mode>_1op_si): Likewise. + (altivec_stvx_<mode>): Remove. + (altivec_stvx_<mode>_internal): Document. + (altivec_stvx_<mode>_2op): New define_insn. + (altivec_stvx_<mode>_1op): Likewise. + (altivec_stvx_<mode>_2op_si): Likewise. + (altivec_stvx_<mode>_1op_si): Likewise. + * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): + Expand vec_ld and vec_st during parsing. + * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary + changes. + (altivec_expand_stvx_be): Likewise. + (altivec_expand_lv_builtin): Expand lvx built-ins to expose the + address-masking behavior in RTL. + (altivec_expand_stv_builtin): Expand stvx built-ins to expose the + address-masking behavior in RTL. + (altivec_expand_builtin): Change builtin code arguments for calls + to altivec_expand_stv_builtin and altivec_expand_lv_builtin. + (insn_is_swappable_p): Avoid incorrect swap optimization in the + presence of lvx/stvx patterns. + (alignment_with_canonical_addr): New function. + (alignment_mask): Likewise. + (find_alignment_op): Likewise. + (recombine_lvx_pattern): Likewise. + (recombine_stvx_pattern): Likewise. + (recombine_lvx_stvx_patterns): Likewise. + (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and + stvx patterns from expand. + * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new + expansions. + (vector_altivec_store_<mode>): Likewise. + +2016-04-26 Evandro Menezes <e.menezes@samsung.com> + + * config/aarch64/aarch64.md + (*movhf_aarch64): Add "movi %0, #0" to zero up register and + remove the "fp" attributes. + (*movsf_aarch64): Add "movi %0, #0" to zero up register and + add the "simd" attributes. + (*movdf_aarch64): Likewise. + (*movtf_aarch64): Remove the "fp" attributes. + * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly. + * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise. + +2016-04-27 David Malcolm <dmalcolm@redhat.com> + + * emit-rtl.c (maybe_set_first_label_num): Strengthen param from + rtx to rtx_code_label *. + * rtl.h (maybe_set_first_label_num): Likewise. + +2016-04-27 David Malcolm <dmalcolm@redhat.com> + + * df-core.c (df_add_problem): Make the problem param be const. + (df_remove_problem): Make local "problem" be const. + * df-problems.c (problem_RD): Make const. + (problem_LR): Likewise. + (problem_LIVE): Likewise. + (problem_MIR): Likewise. + (problem_CHAIN): Likewise. + (problem_WORD_LR): Likewise. + (problem_NOTE): Likewise. + (problem_MD): Likewise. + * df-scan.c (problem_SCAN): Likewise. + * df.h (struct df_problem): Make field "dependent_problem" be + const. + (struct dataflow): Likewise for field "problem". + (df_add_problem): Make param const. + +2016-04-27 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when + inter-unit moves to/from vector registers are enabled. Do not disable + for TARGET_MMX. + +2016-04-27 David Malcolm <dmalcolm@redhat.com> + + * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR, + DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from + #define to... + (enum df_problem_id): ...this new enum. + (struct df_problem): Convert field "id" from "int" to + enum df_problem_id. + +2016-04-27 David Malcolm <dmalcolm@redhat.com> + + * rtl.def: Update comment for "things in the instruction chain" to + reflect the removal of the leading "i" field for INSN_UID in + r210360. Fix bogus apostrophe. + +2016-04-27 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md + (lea arith with mem operand + setcc peephole2): Set operator mode. + +2016-04-27 H.J. Lu <hongjiu.lu@intel.com> + + PR target/70155 + * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ... + (dimode_scalar_to_vector_candidate_p): This. + (timode_scalar_to_vector_candidate_p): New function. + (scalar_to_vector_candidate_p): Likewise. + (timode_check_non_convertible_regs): Likewise. + (timode_remove_non_convertible_regs): Likewise. + (remove_non_convertible_regs): Likewise. + (remove_non_convertible_regs): Renamed to ... + (dimode_remove_non_convertible_regs): This. + (scalar_chain::~scalar_chain): Make it virtual. + (scalar_chain::compute_convert_gain): Make it pure virtual. + (scalar_chain::mark_dual_mode_def): Likewise. + (scalar_chain::convert_insn): Likewise. + (scalar_chain::convert_registers): Likewise. + (scalar_chain::add_to_queue): Make it protected. + (scalar_chain::emit_conversion_insns): Likewise. + (scalar_chain::replace_with_subreg): Likewise. + (scalar_chain::replace_with_subreg_in_insn): Likewise. + (scalar_chain::convert_op): Likewise. + (scalar_chain::convert_reg): Likewise. + (scalar_chain::make_vector_copies): Likewise. + (scalar_chain::convert_registers): New pure virtual function. + (class dimode_scalar_chain): New class. + (class timode_scalar_chain): Likewise. + (scalar_chain::mark_dual_mode_def): Renamed to ... + (dimode_scalar_chain::mark_dual_mode_def): This. + (timode_scalar_chain::mark_dual_mode_def): New function. + (timode_scalar_chain::convert_insn): Likewise. + (dimode_scalar_chain::convert_registers): Likewise. + (scalar_chain::compute_convert_gain): Renamed to ... + (dimode_scalar_chain::compute_convert_gain): This. + (scalar_chain::replace_with_subreg): Renamed to ... + (dimode_scalar_chain::replace_with_subreg): This. + (scalar_chain::replace_with_subreg_in_insn): Renamed to ... + (dimode_scalar_chain::replace_with_subreg_in_insn): This. + (scalar_chain::make_vector_copies): Renamed to ... + (dimode_scalar_chain::make_vector_copies): This. + (scalar_chain::convert_reg): Renamed to ... + (dimode_scalar_chain::convert_reg ): This. + (scalar_chain::convert_op): Renamed to ... + (dimode_scalar_chain::convert_op): This. + (scalar_chain::convert_insn): Renamed to ... + (dimode_scalar_chain::convert_insn): This. + (scalar_chain::convert): Call convert_registers. + (convert_scalars_to_vector): Change to scalar_chain pointer to + use timode_scalar_chain in 64-bit mode and dimode_scalar_chain + in 32-bit mode. Delete scalar_chain pointer. Call + free_dominance_info in 64-bit mode. + (pass_stv::gate): Remove TARGET_64BIT check. + (ix86_option_override): Put the 64-bit STV pass before the CSE + pass. + +2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com> + + * dwarf2out.h (struct dw_loc_descr_node): Remove the + dw_loc_frame_offset field. + * dwarf2out.c (new_loc_descr): Likewise. + (resolve_args_picking_1): Turn the VISITED hash set into a + FRAME_OFFSET hash map. Use it to associate a frame offset to + visited nodes. Remove uses of the CHECKING_P macro. + (resolve_args_picking): Update call to resolve_args_picking_1. + +2016-04-27 Martin Liska <mliska@suse.cz> + + * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation. + (free_loop_data): Release vuses of groups. + +2016-04-27 Bin Cheng <bin.cheng@arm.com> + + * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use + instead of redundant use_id and boolean have_use_for. + (struct iv_use): Change sub_id into group_id. Remove field next. + Move fields: related_cands, n_map_members, cost_map and selected + to ... + (struct iv_group): ... here. New structure. + (struct iv_common_cand): Use structure declaration directly. + (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields. + (MAX_CONSIDERED_USES): Rename macro to ... + (MAX_CONSIDERED_GROUPS): ... here. + (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete. + (dump_iv, dump_use, dump_cand): Refactor format of dump information. + (dump_uses): Rename to ... + (dump_groups): ... here. Update all uses. + (tree_ssa_iv_optimize_init, alloc_iv): Update all uses. + (find_induction_variables): Refactor format of dump information. + (record_sub_use): Delete. + (record_use): Update all uses. + (record_group): New function. + (record_group_use, find_interesting_uses_op): Call above functions. + Update all uses. + (find_interesting_uses_cond): Ditto. + (group_compare_offset): New function. + (split_all_small_groups): Rename to ... + (split_small_address_groups_p): ... here. Update all uses. + (split_address_groups): Update all uses. + (find_interesting_uses): Refactor format of dump information. + (add_candidate_1): Update all uses. Remove redundant check on iv, + base and step. + (add_candidate, record_common_cand): Remove redundant assert. + (add_iv_candidate_for_biv): Update use. + (add_iv_candidate_derived_from_uses): Update all uses. + (add_iv_candidate_for_groups, record_important_candidates): Ditto. + (alloc_use_cost_map): Ditto. + (set_use_iv_cost, get_use_iv_cost): Rename to ... + (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses. + (determine_use_iv_cost_generic): Ditto. + (determine_group_iv_cost_generic): Ditto. + (determine_use_iv_cost_address): Ditto. + (determine_group_iv_cost_address): Ditto. + (determine_use_iv_cost_condition): Ditto. + (determine_group_iv_cost_cond): Ditto. + (determine_use_iv_cost): Ditto. + (determine_group_iv_cost): Ditto. + (set_autoinc_for_original_candidates): Update all uses. + (find_iv_candidates): Update all uses. Refactor dump information. + (determine_use_iv_costs): Ditto. + (determine_iv_costs): Ditto. + (iv_ca_cand_for_use): Rename to ... + (iv_ca_cand_for_group): ... here. Update all uses. + (iv_ca_add_use, iv_ca_add_group): Ditto. + (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses. + (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto. + (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto. + (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto. + (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto. + (create_new_iv, adjust_iv_update_pos): Ditto. + (rewrite_use_address): Delete. + (rewrite_use_address_1): Rename to ... + (rewrite_use_address): ... here. + (rewrite_use_compare): Update all uses. + (rewrite_use): Delete. + (rewrite_uses): Rename to ... + (rewrite_groups): ... here. Update all uses. + (remove_unused_ivs, free_loop_data): Update all uses. + (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto. + +2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * rtlanal.c (nonzero_bits1): Convert preprocessor check + for WORD_REGISTER_OPERATIONS to runtime check. + +2016-04-27 Richard Biener <rguenther@suse.de> + + PR ipa/70760 + * tree-ssa-structalias.c (find_func_aliases_for_call): Use + aggregate_value_p to determine if a function result is + returned by reference. + (ipa_pta_execute): Functions having their address taken are + not automatically nonlocal. + +2016-04-27 Jakub Jelinek <jakub@redhat.com> + + PR sanitizer/70683 + * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK. + * fold-const.c (operand_equal_p): If flag_checking and + OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK + and if it returns non-zero, assert iterative_hash_expr on both + args is the same. + +2016-04-27 Bernd Schmidt <bschmidt@redhat.com> + + * doc/invoke.texi (-frename-registers): Also enabled at -Os. + +2016-04-27 Nick Clifton <nickc@redhat.com> + + PR middle-end/49889 + * varasm.c (merge_weak): Generate an error if an attempt is made + to convert a non-weak static function into a weak, public function. + +2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + * params.def (MAX_PARTITION_SIZE): New param. + * doc/invoke.texi: Document lto-max-partition. + +2016-04-27 Richard Biener <rguenther@suse.de> + + PR ipa/70785 + * tree-ssa-structalias.c (refered_from_nonlocal_fn): New + function cummulating used_from_other_partition, externally_visible + and force_output from aliases. + (refered_from_nonlocal_var): Likewise. + (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate + node flags properly. + +2016-04-27 Bernd Schmidt <bschmidt@redhat.com> + + * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size. + (-Wmemset-elt-size): New item. + +2016-04-27 Eric Botcazou <ebotcazou@adacore.com> + + PR ada/70759 + * stor-layout.h (internal_reference_types): Delete. + * stor-layout.c (reference_types_internal): Likewise. + (internal_reference_types): Likewise. + (layout_type) <REFERENCE_TYPE>: Adjust. + +2016-04-27 Jakub Jelinek <jakub@redhat.com> + + PR sanitizer/70683 + * tree.h (inchash::add_expr): Add FLAGS argument. + * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF, + use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF. + For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same. + Formatting fix. Adjust recursive calls. For tcc_comparison, + if swap_tree_comparison (code) is smaller than code, hash that + and arguments in the other order. Hash CONVERT_EXPR the same + as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset + of ADDR_EXPR of decl as the decl itself. Add or remove + OEP_ADDRESS_OF from recursive flags as needed. For + FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two + operands commutatively and only the third one normally. + For internal CALL_EXPR hash in CALL_EXPR_IFN. + +2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de> + + * config/rtems.h (LIB_SPEC): Add -latomic. + +2016-04-27 Joel Sherrill <joel@rtems.org> + + * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid + xilink.ld and flags not relevant to RTEMS. + +2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn> + + * toplev.c (backend_init_target): Avoid calling init_reload when using + LRA. + +2016-04-26 Jakub Jelinek <jakub@redhat.com> + + * reorg.c (try_merge_delay_insns): Declare i and j inside the + for loops rather than one for the whole function. + +2016-04-26 Marc Glisse <marc.glisse@inria.fr> + + * match.pd (X + CST CMP X): New transformation. + +2016-04-26 Marc Glisse <marc.glisse@inria.fr> + + * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED. + * fold-const.c (fold_binary_loc): Remove 2 transformations + superseded by match.pd. + * match.pd (x+x -> x*2): Generalize to integers. + +2016-04-26 Bernd Schmidt <bschmidt@redhat.com> + + * config/i386/i386.md (operation on memory peephole): Duplicate an + existing peephole and adapt it to match lea rather than an operation + that clobbers CC. + + PR rtl-optimization/57193 + * opts.c (default_options_table): Add OPT_frename_registers at -O2 + and above. + * doc/invoke.texi (-frename-registers, -O2): Update documentation. + +2016-04-26 Bin Cheng <bin.cheng@arm.com> + + * tree-if-conv.c (any_pred_load_store): New static variable. + (if_convertible_gimple_assign_stmt_p): Remove parameter. Use + any_pred_load_store instead of and_mask_load_store. + (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto. + (if_convertible_loop_p, insert_gimplified_predicates): Ditto. + (combine_blocks, tree_if_conversion): Ditto. + +2016-04-26 Bin Cheng <bin.cheng@arm.com> + + PR tree-optimization/70771 + PR tree-optimization/70775 + * tree-if-conv.c (if_convertible_phi_p): Remove check on special + virtual PHI nodes. Delete parameter. + (if_convertible_loop_p_1): Delete argument to above function. + (predicate_all_scalar_phis): Delete code handling single-argument + PHIs. + (tree_if_conversion): Mark and update virtual SSA. + +2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> + + PR target/61821 + * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default. + (x86_elf_aligned_common): Rename to ... + (x86_elf_aligned_decl_common): ... this. + Add decl arg. Switch to .lbss for largecomm object. Use + LARGECOMM_SECTION_ASM_OP. + * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect + renaming. + * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ... + (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this. + Pass new decl arg. + * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise. + [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define. + +2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> + + PR target/59407 + * config/i386/i386.c (SECTION_LARGE): Define. + (x86_64_elf_select_section): Set it for large data/bss sections. + Only clear SECTION_WRITE for .lrodata. + (x86_64_elf_section_type_flags): Set SECTION_LARGE for large + data/bss sections. + * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define. + * varasm.c (default_elf_asm_named_section): Grow flagchars. + [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for + SECTION_MACH_DEP. + * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe. + * doc/tm.texi: Regenerate. + +2016-04-26 Jakub Jelinek <jakub@redhat.com> + + PR bootstrap/70704 + * configure.ac (--enable-checking): Document extra flag, for + non-release builds default to --enable-checking=yes,extra. + If misc checking and extra checking, define CHECKING_P to 2 instead + of 1. + * common.opt (fchecking=): Add. + * doc/invoke.texi (-fchecking=): Document. + * doc/install.texi: Document --enable-checking changes. + * configure: Regenerated. + * config.in: Regenerated. + +2016-04-25 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (*movxi_internal_avx512f): Use insn type + attribute instead of which_alternative. + * config/i386/sse.md (*mov<mode>_internal): Ditto. + Use EXT_REX_SSE_REG_P where appropriate. + +2016-04-25 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/predicates.md (const0_operand): Do not match + const_wide_int code. + (const1_operand): Ditto. + +2016-04-25 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI + for SSE constm1 operands and TARGET_AVX512VL. + (*movti_internal): Ditto. + (*mov<mode>_or): Use constm1_operand predicate. + * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI + for SSE vector_all_ones operands and TARGET_AVX512VL. + * config/i386/predicates.md (constm1_operand): New predicate. + * config/i386/i386.c (standard_sse_constant_opcode): Simplify + emission of constant -1 load. + +2016-04-25 Jason Merrill <jason@redhat.com> + + * gdbinit.in: Skip is-a.h. + + * attribs.c (register_scoped_attributes): Fix logic. + * attribs.h: Declare register_scoped_attributes. + +2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + * config/rs6000/rs6000-builtin.def: Correct pasto error for + stxvd2x and stxvw4x built-in functions. + +2016-04-25 DJ Delorie <dj@redhat.com> + + * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts. + (ashrhi3): Likewise. + (lshrhi3): Likewise. + +2016-04-25 Richard Biener <rguenther@suse.de> + + PR tree-optimization/70780 + * tree-ssa-pre.c (compute_antic_aux): Also return true if the block + wasn't visited yet. + (compute_antic): Mark blocks with abnormal preds as visited as + they have a final empty antic-in solution already. + +2016-04-25 Michael Collison <michael.collison@linaro.org> + + * ChangeLog(2016-04-25): Fix ChangeLog formatting. + +2016-04-25 Michael Collison <michael.collison@linaro.org> + + * config/arm/neon.md (widen_<us>sum<mode>): New patterns where + mode is VQI to improve mixed mode vectorization. + * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New + define_insn to match low half of signed vaddw. + * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New + define_insn to match high half of signed vaddw. + * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New + define_insn to match low half of unsigned vaddw. + * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New + define_insn to match high half of unsigned vaddw. + * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function. + (arm_simd_check_vect_par_cnst_half_p): Likewise. + * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype + for new function. + (arm_simd_check_vect_par_cnst_half_p): Likewise. + * config/arm/predicates.md (vect_par_constant_high): Support + big endian and simplify by calling + arm_simd_check_vect_par_cnst_half + (vect_par_constant_low): Likewise. + +2016-04-25 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand + predicate for operand 2. + +2016-04-24 Uros Bizjak <ubizjak@gmail.com> + H.J. Lu <hongjiu.lu@intel.com> + + * config/i386/i386-protos.h (standard_sse_constant_p): Add + machine_mode argument. + * config/i386/i386.c (standard_sse_constant_p): Return 2 for + constm1_rtx operands. For VOIDmode constants, get mode from + pred_mode. Check mode size if the mode is supported by ABI. + (standard_sse_constant_opcode): Do not use standard_constant_p. + Strictly check ABI support for all-ones operands. + (ix86_legitimate_constant_p): Handle TImode, OImode and XImode + immediates. Update calls to standard_sse_constant_p. + (ix86_expand_vector_move): Update calls to standard_sse_constant_p. + (ix86_rtx_costs): Ditto. + * config/i386/i386.md (*movxi_internal_avx512f): Use + nonimmediate_or_sse_const_operand instead of vector_move_operand. + Use (v,BC) alternative instead of (v,C). Use register_operand + checks instead of MEM_P. + (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead + of vector_move_operand. Add (v,BC) alternative and corresponding avx2 + isa attribute. Use register_operand checks instead of MEM_P. + (*movti_internal): Use nonimmediate_or_sse_const_operand for + TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC) + alternative and corresponding sse2 isa attribute. + (*movtf_internal, *movdf_internal, *movsf_interal): Update calls + to standard_sse_constant_p. + (FP constant splitters): Ditto. + * config/i386/constraints.md (BC): Do not use standard_sse_constant_p. + (C): Ditto. + * config/i386/predicates.md (constm1_operand): Remove. + (nonimmediate_or_sse_const_operand): Rewrite using RTX. + * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use + vector_all_ones_operand instead of constm1_operand. + +2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * print-rtl.c (print_rtx_insn_vec): New function. + * print-rtl.h: New prototype. + * store-motion.c (struct st_expr): Make avail_stores a vector. + (st_expr_entry): Adjust. + (free_st_expr_entry): Likewise. + (print_store_motion_mems): Likewise. + (find_moveable_store): Likewise. + (compute_store_table): Likewise. + (delete_store): Likewise. + (build_store_vectors): Likewise. + +2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * reorg.c (try_merge_delay_insns): Make merged_insns a vector. + +2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * vec.h (vec_safe_contains): New function. + (vec::contains): Likewise. + (vec::begin): Likewise. + (vec::end): Likewise. + +2016-04-23 Jakub Jelinek <jakub@redhat.com> + + PR sanitizer/70712 + * cfgexpand.c (expand_stack_vars): Fix typo. + +2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com> + + * system.h (list, map, set, vector): Include conditionally. + * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define. + * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define. + * ipa-icf.c (INCLUDE_LIST): Define. + * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define. + * config/sh/sh.c (INCLUDE_VECTOR): Define. + * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define. + (INCLUDE_LIST, INCLUDE_VECTOR): Define. + * cp/logic.cc (INCLUDE_LIST): Define. + * fortran/trans-common.c (INCLUDE_MAP): Define. + +2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com> + + * auto-profile.c: Remove <string.h> include. + * ipa-icf-gimple.c: Remove <list> include. + * diagnostic.c: Remove <new> include. + * genmatch.c: Likewise. + * pretty-print.c: Likewise. + * toplev.c: Likewise + * c/c-objc-common.c: Likewise. + * cp/error.c: Likewise. + * fortran/error.c: Likewise. + +2016-04-22 Richard Biener <rguenther@suse.de> + + * lto-streamer-in.c (input_ssa_names): Do not allocate + GIMPLE_NOP for all SSA names. + * lto-streamer-out.c (output_ssa_names): Do not output + SSA names that should have been released. + +2016-04-22 Richard Biener <rguenther@suse.de> + + PR tree-optimization/70740 + * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted + VDEF. + +2016-04-21 H.J. Lu <hongjiu.lu@intel.com> + + PR target/70750 + * config/i386/predicates.md (call_insn_operand): Replace + sibcall_memory_operand with memory_operand. + +2016-04-21 Patrick Palka <ppalka@gcc.gnu.org> + + * tree-vrp.c (register_edge_assert_for_2): Remove redundant + has_single_use() tests. + (register_edge_assert_for_1): Likewise. + (find_assert_locations_1): Check the liveness bitmap instead of + checking has_single_use(). + +2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com> + + PR target/70728 + * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"): + Extract AVX-512BW constraint from AVX. + +2016-04-21 Richard Biener <rguenther@suse.de> + + PR tree-optimization/70725 + * tree-if-conv.c (if_convertible_phi_p): Adjust guard + for phi_convertible_by_degenerating_args. + (predicate_all_scalar_phis): Handle single-argument PHIs. + +2016-04-21 Richard Biener <rguenther@suse.de> + + PR middle-end/70747 + * fold-const.c (fold_comparison): Return properly typed + constant boolean. + +2016-04-21 Bin Cheng <bin.cheng@arm.com> + + PR tree-optimization/70715 + * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality + after expanding BASE using expand_simple_operations. + +2016-04-21 Marc Glisse <marc.glisse@inria.fr> + + * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)): + New transformations. + +2016-04-21 Marc Glisse <marc.glisse@inria.fr> + + * match.pd (min(int_max, x), max(int_min, x)): New transformations. + +2016-04-20 Jan Hubicka <jh@suse.cz> + + * ipa-inline.c (can_inline_edge_p): Pass caller info to + ultiimate_alias_target. + (update_callee_keys): Likewise. + (lookup_recursive_calls): Likewise. + (speculation_useful_p): Likewise. + +2016-04-20 Jan Hubicka <jh@suse.cz> + + PR ipa/70018 + * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ... + (set_nothrow_flag_1): ... this; handle interposition correctly; + recurse on aliases and thunks. + (cgraph_node::set_nothrow_flag): New. + * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to + functions compiled with non-call exceptions that binds to current + def. + (propagate_nothrow): Be safe WRT interposition. + * cgraph.h (set_nothrow_flag): Update prototype. + +2016-04-18 Jan Hubicka <jh@suse.cz> + + * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also + max_loop_iterations_int. + (tree_unswitch_outer_loop): Likewise. + +2016-04-20 Bin Cheng <bin.cheng@arm.com> + + PR tree-optimization/69489 + * tree-if-conv.c (phi_convertible_by_degenerating_args): New. + (if_convertible_phi_p): Call phi_convertible_by_degenerating_args. + Revise dump message. + (if_convertible_bb_p): Remove check on edge count of basic block's + predecessors. + +2016-04-20 Bin Cheng <bin.cheng@arm.com> + + PR tree-optimization/56625 + PR tree-optimization/69489 + * tree-data-ref.h (DR_INNERMOST): New macro. + * tree-if-conv.c (innermost_loop_behavior_hash): New class for + hashing struct innermost_loop_behavior. + (ref_DR_map): Remove. + (innermost_DR_map): New map. + (baseref_DR_map): Revise comment. + (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR + to innermost_DR_map accroding to its innermost loop behavior. + (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according + to its innermost loop behavior. + (if_convertible_loop_p_1): Remove intialization for ref_DR_map. + Add initialization for innermost_DR_map. Record memory reference + in DR_BASE_ADDRESS if the reference is compound one or it doesn't + have innermost loop behavior. + (if_convertible_loop_p): Remove release for ref_DR_map. Release + innermost_DR_map. + +2016-04-20 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (*lea<mode>_general_1): Rename from + *lea_general_1. Use explicit SWI12 mode interator. + (*lea<mode>_general_2): Rename from *lea_general_2. + Use explicit SWI12 mode interator. + (*lea<mode>_general_3): Rename from *lea_general_3. + Use explicit SWI12 mode interator. + (*lea<SWI12:mode>_general_4): Split from *lea_general_4. + Use explicit SWI12 mode interator. + (*lea<SWI48:mode>_general_4): Split from *lea_general_4. + Use explicit SWI48 mode interator. + +2016-04-20 H.J. Lu <hongjiu.lu@intel.com> + + * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): + Short-cut unaligned load and store cases. Handle all integer + vector modes. + (ix86_expand_vector_move_misalign): Short-cut unaligned load + and store cases. Call ix86_avx256_split_vector_move_misalign + directly without checking mode class. + +2016-04-20 Andrew Pinski <apinski@cavium.com> + Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/64971 + * config/aarch64/aarch64.md (sibcall): Force call + address to be DImode for ILP32. + (sibcall_value): Likewise. + +2016-04-20 H.J. Lu <hongjiu.lu@intel.com> + + * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup. + +2016-04-20 Richard Biener <rguenther@suse.de> + + * gimple-match.h (maybe_build_generic_op): Adjust prototype. + * gimple-match-head.c (maybe_build_generic_op): Pass all ops + by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF. + (maybe_push_res_to_seq): Adjust. + * gimple-fold.c (maybe_build_generic_op): Likewise. + +2016-04-20 Marek Polacek <polacek@redhat.com> + + * tree-if-conv.c (is_false_predicate): For NULL_TREE return false + rather than true. + +2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com> + + * config/i386/sse.md (vec_unpacks_lo_hi): Always + use kmovw to support AVX512F target. + +2016-04-20 Bin Cheng <bin.cheng@arm.com> + + * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR. + +2016-04-20 Marek Polacek <polacek@redhat.com> + + PR tree-optimization/70725 + * tree-if-conv.c (is_false_predicate): New function. + (predicate_mem_writes): Use it. + +2016-04-20 Richard Biener <rguenther@suse.de> + + PR tree-optimization/70726 + * tree-vect-stmts.c (vectorizable_shift): Do not use scalar + shift amounts from a pattern stmt operand. + +2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + PR target/70674 + * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new + stack_restore_from_fpr pattern when restoring r15. + (s390_optimize_prologue): Strip away the memory barrier in the + parallel when trying to get rid of restore insns. + * config/s390/s390.md ("stack_restore_from_fpr"): New insn + definition for loading the stack pointer from an FPR. Compared to + the normal move insn this pattern includes a full memory barrier. + +2016-04-19 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/70680 + * gimplify.c (gimplify_omp_for): Call omp_notice_variable for + implicitly linear or lastprivate iterator on the outer context. + +2016-04-19 H.J. Lu <hongjiu.lu@intel.com> + + * config/i386/i386.c (ix86_legitimate_combined_insn): Remove + alignment check. + * config/i386/i386.md (ssememalign): Removed. + * config/i386/sse.md: Remove ssememalign attribute from patterns. + +2016-04-19 H.J. Lu <hongjiu.lu@intel.com> + + PR target/69201 + * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass + const short * to __builtin_ia32_loaddquhi512_mask. + (_mm512_maskz_loadu_epi16): Likewise. + (_mm512_mask_storeu_epi16): Pass short * to + __builtin_ia32_storedquhi512_mask. + (_mm512_mask_loadu_epi8): Pass const char * to + __builtin_ia32_loaddquqi512_mask. + (_mm512_maskz_loadu_epi8): Likewise. + (_mm512_mask_storeu_epi8): Pass char * to + __builtin_ia32_storedquqi512_mask. + * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass + const double * to __builtin_ia32_loadupd512_mask. + (_mm512_mask_loadu_pd): Likewise. + (_mm512_maskz_loadu_pd): Likewise. + (_mm512_storeu_pd): Pass double * to + __builtin_ia32_storeupd512_mask. + (_mm512_mask_storeu_pd): Likewise. + (_mm512_loadu_ps): Pass const float * to + __builtin_ia32_loadups512_mask. + (_mm512_mask_loadu_ps): Likewise. + (_mm512_maskz_loadu_ps): Likewise. + (_mm512_storeu_ps): Pass float * to + __builtin_ia32_storeups512_mask. + (_mm512_mask_storeu_ps): Likewise. + (_mm512_mask_loadu_epi64): Pass const long long * to + __builtin_ia32_loaddqudi512_mask. + (_mm512_maskz_loadu_epi64): Likewise. + (_mm512_mask_storeu_epi64): Pass long long * + to __builtin_ia32_storedqudi512_mask. + (_mm512_loadu_si512): Pass const int * to + __builtin_ia32_loaddqusi512_mask. + (_mm512_mask_loadu_epi32): Likewise. + (_mm512_maskz_loadu_epi32): Likewise. + (_mm512_storeu_si512): Pass int * to + __builtin_ia32_storedqusi512_mask. + (_mm512_mask_storeu_epi32): Likewise. + * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass + char * to __builtin_ia32_storedquqi256_mask. + (_mm_mask_storeu_epi8): Likewise. + (_mm256_mask_loadu_epi16): Pass const short * to + __builtin_ia32_loaddquhi256_mask. + (_mm256_maskz_loadu_epi16): Likewise. + (_mm_mask_loadu_epi16): Pass const short * to + __builtin_ia32_loaddquhi128_mask. + (_mm_maskz_loadu_epi16): Likewise. + (_mm256_mask_loadu_epi8): Pass const char * to + __builtin_ia32_loaddquqi256_mask. + (_mm256_maskz_loadu_epi8): Likewise. + (_mm_mask_loadu_epi8): Pass const char * to + __builtin_ia32_loaddquqi128_mask. + (_mm_maskz_loadu_epi8): Likewise. + (_mm256_mask_storeu_epi16): Pass short * to. + __builtin_ia32_storedquhi256_mask. + (_mm_mask_storeu_epi16): Pass short * to. + __builtin_ia32_storedquhi128_mask. + * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass + const double * to __builtin_ia32_loadupd256_mask. + (_mm256_maskz_loadu_pd): Likewise. + (_mm_mask_loadu_pd): Pass onst double * to + __builtin_ia32_loadupd128_mask. + (_mm_maskz_loadu_pd): Likewise. + (_mm256_mask_storeu_pd): Pass double * to + __builtin_ia32_storeupd256_mask. + (_mm_mask_storeu_pd): Pass double * to + __builtin_ia32_storeupd128_mask. + (_mm256_mask_loadu_ps): Pass const float * to + __builtin_ia32_loadups256_mask. + (_mm256_maskz_loadu_ps): Likewise. + (_mm_mask_loadu_ps): Pass const float * to + __builtin_ia32_loadups128_mask. + (_mm_maskz_loadu_ps): Likewise. + (_mm256_mask_storeu_ps): Pass float * to + __builtin_ia32_storeups256_mask. + (_mm_mask_storeu_ps): ass float * to + __builtin_ia32_storeups128_mask. + (_mm256_mask_loadu_epi64): Pass const long long * to + __builtin_ia32_loaddqudi256_mask. + (_mm256_maskz_loadu_epi64): Likewise. + (_mm_mask_loadu_epi64): Pass const long long * to + __builtin_ia32_loaddqudi128_mask. + (_mm_maskz_loadu_epi64): Likewise. + (_mm256_mask_storeu_epi64): Pass long long * to + __builtin_ia32_storedqudi256_mask. + (_mm_mask_storeu_epi64): Pass long long * to + __builtin_ia32_storedqudi128_mask. + (_mm256_mask_loadu_epi32): Pass const int * to + __builtin_ia32_loaddqusi256_mask. + (_mm256_maskz_loadu_epi32): Likewise. + (_mm_mask_loadu_epi32): Pass const int * to + __builtin_ia32_loaddqusi128_mask. + (_mm_maskz_loadu_epi32): Likewise. + (_mm256_mask_storeu_epi32): Pass int * to + __builtin_ia32_storedqusi256_mask. + (_mm_mask_storeu_epi32): Pass int * to + __builtin_ia32_storedqusi128_mask. + * config/i386/i386-builtin-types.def (PCSHORT): New. + (PINT64): Likewise. + (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise. + (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise. + (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise. + (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise. + (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise. + (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise. + (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise. + (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise. + (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise. + (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise. + (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise. + (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise. + (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise. + (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise. + (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise. + (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise. + (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise. + (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise. + (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise. + (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise. + (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise. + (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise. + (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise. + (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise. + (VOID_FTYPE_PINT64_V8DI_UQI): Likewise. + (VOID_FTYPE_PINT64_V4DI_UQI): Likewise. + (VOID_FTYPE_PINT64_V2DI_UQI): Likewise. + (VOID_FTYPE_PINT_V16SI_UHI): Likewise. + (VOID_FTYPE_PINT_V8SI_UHI): Likewise. + (VOID_FTYPE_PINT_V4SI_UHI): Likewise. + (VOID_FTYPE_PSHORT_V32HI_USI): Likewise. + (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise. + (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise. + (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise. + (VOID_FTYPE_PCHAR_V32QI_USI): Likewise. + (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise. + (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed. + (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise. + (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise. + (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise. + (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise. + (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise. + (VOID_FTYPE_PV32HI_V32HI_USI): Likewise. + (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise. + (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise. + (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise. + (VOID_FTYPE_PV32QI_V32QI_USI): Likewise. + (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise. + * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't + use UNSPEC_STOREU. + (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU. + (ix86_avx256_split_vector_move_misalign): Don't use unaligned + load nor store. + (ix86_expand_vector_move_misalign): Likewise. + (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer + to scalar function prototype for unaligned load/store builtins. + (ix86_expand_special_args_builtin): Updated. + * config/i386/sse.md (UNSPEC_LOADU): Removed. + (UNSPEC_STOREU): Likewise. + (VI_ULOADSTORE_BW_AVX512VL): Likewise. + (VI_ULOADSTORE_F_AVX512VL): Likewise. + (ssescalarsize): Handle V4TI, V2TI and V1TI. + (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise. + (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise. + (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise. + (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise. + (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise. + (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise. + (sse2_avx_avx512f>_storedqu<mode>): Likewise. + (<avx512>_storedqu<mode>_mask): Likewise. + (*sse4_2_pcmpestr_unaligned): Likewise. + (*sse4_2_pcmpistr_unaligned): Likewise. + (*mov<mode>_internal): Renamed to ... + (mov<mode>_internal): This. Remove check of AVX and IAMCU on + misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>. + (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU. + (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU. + +2016-04-19 Richard Biener <rguenther@suse.de> + + PR tree-optimization/70171 + * tree-ssa-phiprop.c: Include stor-layout.h. + (phiprop_insert_phi): Handle the aggregate copy case. + (propagate_with_phi): Likewise. + +2016-04-19 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg + instead of simplify_gen_subreg (... , 0). + (ix86_delegitimize_address): Ditto. + (ix86_split_divmod): Ditto. + (ix86_split_copysign_const): Ditto. + (ix86_split_copysign_var): Ditto. + (ix86_expand_args_builtin): Ditto. + (ix86_expand_round_builtin): Ditto. + (ix86_expand_special_args_builtin): Ditto. + * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto. + (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto. + (udivmodqi4): Ditto. + (absneg splitters): Ditto. + (*jcc_bt<mode>_1): Ditto. + +2016-04-19 Richard Biener <rguenther@suse.de> + + PR tree-optimization/70724 + * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info + restoring out from ... + (free_scc_vn): ... here. + * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare. + * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before + tail merging. + (pass_fre::execute): Restore SSA info. + +2016-04-19 Richard Biener <rguenther@suse.de> + + * gimple-walk.h (struct walk_stmt_info): Add stmt member. + * gimple-walk.c (walk_gimple_op): Initialize it. + (walk_gimple_asm): Set wi->is_lhs before each callback invocation. + * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when + remapping SSA names of defs. + (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT + adjustment. + +2016-04-18 Vladimir Makarov <vmakarov@redhat.com> + + PR middle-end/70689 + * lra-constraints.c (equiv_substition_p): New. + (process_alt_operands): Use it. + (swap_operands): Swap it. + (curr_insn_transform): Update it. + +2016-04-18 Michael Matz <matz@suse.de> + + * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount. + (SET_TYPE_ALIGN, SET_DECL_ALIGN): New. + * tree-core.h (tree_type_common.align): Use bit-field. + (tree_type_common.spare): New. + (tree_decl_common.off_align): Make smaller. + (tree_decl_common.align): Use bit-field. + + * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN. + * omp-low.c (install_var_field): Use SET_DECL_ALIGN. + (scan_sharing_clauses): Ditto. + (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN. + (omp_finish_file): Ditto. + * stor-layout.c (do_type_align): Use SET_DECL_ALIGN. + (layout_decl): Ditto. + (relayout_decl): Ditto. + (finalize_record_size): Use SET_TYPE_ALIGN. + (finalize_type_size): Ditto. + (finish_builtin_struct): Ditto. + (layout_type): Ditto. + (initialize_sizetypes): Ditto. + * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN. + * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN. + (lookup_field_for_decl): Use SET_DECL_ALIGN. + (get_chain_field): Ditto. + (get_trampoline_type): Ditto. + (get_nl_goto_field): Ditto. + * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use + SET_DECL_ALIGN. + (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN. + * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN. + * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN. + (build_qualified_type): Use SET_TYPE_ALIGN. + (build_aligned_type, build_range_type_1): Ditto. + (build_atomic_base): Ditto. + (build_common_tree_nodes): Ditto. + * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN. + (expand_one_stack_var_at): Ditto. + * coverage.c (build_var): Use SET_DECL_ALIGN. + * except.c (init_eh): Ditto. + * function.c (assign_parm_setup_block): Ditto. + * symtab.c (increase_alignment_1): Ditto. + * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto. + * tree-vect-stmts.c (ensure_base_align): Ditto. + * varasm.c (align_variable): Ditto. + (assemble_variable): Ditto. + (build_constant_desc): Ditto. + (output_constant_def_contents): Ditto. + + * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN. + * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN. + * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto. + * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto. + * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN. + +2016-04-18 H.J. Lu <hongjiu.lu@intel.com> + + PR target/70708 + * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and + replace %vmovsd with "%vmovq". + (vec_concatv2df): Likewise. + +2016-04-18 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart. + (*vec_extractv2si_0): Ditto. + * config/i386/sse.md (*vec_extractv4sf_0): Ditto. + (zero_extended_scalar_load_operand splitters): Ditto. + (vec_extract splitters): Ditto. + (*vec_extractv4si_0_zext): Ditto. + (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart + and lowpart_subreg. + (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto. + (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto. + (*sse4_1_extractps): Use lowpart_subreg. + * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart. + +2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> + + * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and + gld requirements. + (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions. + Mention Solaris 11 packaging changes. + Update gas and gld requirements. + Remove reference to pre-Solaris 10 bug. + (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10 + systems and bugs. + (Specific, sparc64-*-solaris2*): Remove reference to bootstrap + with cc. + +2016-04-17 Jan Hubicka <jh@suse.cz> + + * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also + max_loop_iterations_int. + +2016-04-18 Richard Biener <rguenther@suse.de> + + PR tree-optimization/43434 + * tree-ssa-structalias.c (struct vls_data): New. + (visit_loadstore): Handle all pointer-based accesses. + (compute_dependence_clique): Compute a bitmap of restrict tags + assigned bases and pass it to visit_loadstore. + +2016-04-18 Matthew Wahab <matthew.wahab@arm.com> + + PR target/70711 + * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc, + armv8.1-a and armv8.1-a+crc. + +2016-04-18 Richard Biener <rguenther@suse.de> + + PR tree-optimization/70701 + * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant + references after translating through a memcpy. + +2016-04-18 Richard Biener <rguenther@suse.de> + + * tree-ssa-pre.c (postorder, postorder_num): Make locals ... + (compute_antic): ... here. For partial antic use regular + postorder and scrap iteration. + (compute_partial_antic_aux): Remove unused return value. + (init_pre): Do not allocate postorder. + (fini_pre): Do not free postorder. + +2016-04-18 Richard Biener <rguenther@suse.de> + + PR middle-end/37870 + * expmed.c (extract_bit_field_1): Remove broken case + using a wider MODE_INT mode. + +2016-04-18 Segher Boessenkool <segher@kernel.crashing.org> + + * has-brig.c (lendian16): Don't try to use __builtin_bswap16 + unless compiling with at least GCC-4.8. + +2016-04-17 Jan Hubicka <jh@suse.cz> + + PR bootstrap/70706 + * graphite.c (graphite_finalize): Update call to + tree_estimate_probability. + * predict.h (tree_estimate_probability): Update prototype. + +2016-04-17 Jan Hubicka <jh@suse.cz> + + * predict.c (combine_predictions_for_bb): Add dry_run parmaeter. + (tree_estimate_probability): Likewise. + (pass_profile::execute): Update. + (report_predictor_hitrates): New function. + * profile.c (compute_branch_probabilities): Use it. + * predict.h (report_predictor_hitrates): Declare. + +2016-04-17 Jan Hubicka <jh@suse.cz> + + PR ipa/70018 + * cgraph.h (cgraph_node::set_const_flag, + cgraph_node::set_pure_flag): Update prototype to return bool; + update comment. + * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks + of interposable symbol are interposable, too. + (cgraph_set_const_flag_1): Rename to ... + (set_const_flag_1): ... this one; change to self recursive function + instead of call_for_symbol_thunks_and_aliases. Handle correctly + clearnig the flag in all variants and also virtual thunks of const + functions are pure; track if any change was done. + (cgraph_node::set_const_flag): Update. + (struct set_pure_flag_info): New struct. + (cgraph_set_pure_flag_1): Rename to ... + (set_pure_flag_1): ... this one; take set_pure_flag_info parameter + rather than pointer encoded flags; track if any changes was done; + handle correctly clearning flag and setting flag of aliases already + declared const. + (cgraph_node::set_pure_flag): Update. + (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag. + +2016-04-17 Tom de Vries <tom@codesourcery.com> + + PR other/70433 + * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape + backslash in label. + +2016-04-17 Tom de Vries <tom@codesourcery.com> + + * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars + '{}<> ' as escape-for-record. + +2016-04-17 Tom de Vries <tom@codesourcery.com> + + * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop + structure. + +2016-04-17 Tom de Vries <tom@codesourcery.com> + + PR other/70185 + * tree-pass.h (class opt_pass): Remove graph_dump_initialized member. + * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field. + * dumpfile.c (dump_files): Initialize graph_dump_initialized field. + * passes.c (finish_optimization_passes): Only call + finish_graph_dump_file if dfi->graph_dump_initialized. + (execute_function_dump, pass_init_dump_file): Use + dfi->graph_dump_initialized instead of pass->graph_dump_initialized. + +2016-04-17 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/70256 + * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap) + (debug_varmap): New function. + +2016-04-17 Tom de Vries <tom@codesourcery.com> + + PR other/70183 + * passes.c (pass_manager::register_pass): Propagate pflags. + +2016-04-17 Tom de Vries <tom@codesourcery.com> + + PR other/68875 + * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument. + * passes.c (pass_manager::pass_manager): Declare and init p_start in + INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and + check if it's equal to p_start. + * passes.def: Add arguments to TERMINATE_PASS_LISTs. + +2016-04-15 Jan Hubicka <jh@suse.cz> + + PR ipa/70018 + * cgraph.c (cgraph_set_const_flag_1): Only set as pure if + function does not bind to current def. + * ipa-pure-const.c (worse_state): Add FROM and TO parameters; + handle conservatively calls to functions that does not need to bind + to current def. + (check_call): Update call of worse_state. + (ignore_edge_for_nothrow): Update. + (ignore_edge_for_pure_const): Likewise. + (propagate_pure_const): Update calls to worse_state. + (skip_function_for_local_pure_const): Reformat comments. + +2016-04-15 Jan Hubicka <jh@suse.cz> + + PR ipa/70018 + * cgraph.c (cgraph_node::get_availability): Add REF parameter. + (cgraph_node::function_symbol): Likewise. + (cgraph_node::function_or_virtual_thunk_symbol): Likewise. + * cgraph.h (symtab_node::get_availabbility): Add REF parameter. + (symtab_node::ultimate_alias_target): Add REF parameter. + (symtab_node::binds_to_current_def_p): Declare. + (symtab_node;:ultimate_alias_target_1): Add REF parameter. + (cgraph_node::function_symbol): Likewise. + (cgraph_node::function_or_virtual_thunk_symbol): Likewise. + (cgraph_node::get_availability): Likewise. + (cgraph_edge::binds_to_current_def_p): New inline function. + (varpool_node::get_availability): Add REF parameter. + (varpool_node::ultimate_alias_target): Likewise. + * symtab.c (symtab_node::ultimate_alias_target_1): Likewise. + (symtab_node::binds_to_current_def_p): Likewise. + * varpool.c (varpool_node::get_availability): Likewise. + +2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com> + + PR target/70662 + * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"): + Fix mode size check. + +2016-04-15 Jakub Jelinek <jakub@redhat.com> + + * BASE-VER: Set to 7.0.0. + +2016-04-15 Alexander Monakov <amonakov@ispras.ru> + + * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text. + +2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T + architecture revisions. + +2016-04-15 Bernd Schmidt <bschmidt@redhat.com> + + * config/i386/i386-protos.h (ix86_using_red_zone): Declare. + * config/i386/i386.c (ix86_using_red_zone): No longer static. + * config/i386/i386.md (stack decrement to push peepholes): Guard + with !x86_using_red_zone (). + +2016-04-15 Jakub Jelinek <jakub@redhat.com> + + PR c++/70675 + * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down + to dump_generic_node. + (NIY): Pass also flags to do_niy. + +2016-04-15 Thomas Schwinge <thomas@codesourcery.com> + + * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy) + (simd_clone_vector_of_formal_parm_types) + (simd_clone_clauses_extract, simd_clone_compute_base_data_type) + (simd_clone_mangle, simd_clone_create) + (simd_clone_adjust_return_type, create_tmp_simd_array) + (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays) + (struct modify_stmt_info, ipa_simd_modify_stmt_ops) + (ipa_simd_modify_function_body, simd_clone_linear_addend) + (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone) + (pass_data_omp_simd_clone, class pass_omp_simd_clone) + (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into... + * omp-simd-clone.c: ... this new file. + (simd_clone_vector_of_formal_parm_types): Make it static. + * Makefile.in (OBJS): Add omp-simd-clone.o. + +2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com> + + PR target/70662 + * config/i386/sse.md: Use proper memory operand modifiers. + + +2016-04-15 Richard Biener <rguenther@suse.de> + Alan Modra <amodra@gmail.com> + + PR tree-optimization/70130 + * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect + when alignment stays not the same and no not use the realign + scheme then. + +2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/70669 + * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add + direct move handlers for KFmode. Change TFmode handlers test from + FLOAT128_IEEE_P to FLOAT128_VECTOR_P. + +2016-04-14 Jakub Jelinek <jakub@redhat.com> + + PR c++/70594 + * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype. + * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function. + (inlined_polymorphic_ctor_dtor_block_p): Use it. + * tree-ssa-live.c (remove_unused_scope_block_p): When + in_ctor_dtor_block, avoid discarding not just BLOCKs with + BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when + block_ultimate_origin is FUNCTION_DECL. + (remove_unused_locals): If current_function_decl is + polymorphic_ctor_dtor_p, pass initial true to + remove_unused_scope_block_p' is_ctor_dtor_block. + +2016-04-14 Martin Sebor <msebor@redhat.com> + + PR c++/69517 + PR c++/70019 + PR c++/70588 + * doc/extend.texi (Variable Length): Revert. + +2016-04-14 Marek Polacek <polacek@redhat.com> + Jan Hubicka <hubicka@ucw.cz> + + PR c++/70029 + * tree.c (verify_type): Disable the canonical type of main variant + check. + +2016-04-14 Jason Merrill <jason@redhat.com> + + * cfgexpand.c, expr.c: Revert previous change. + +2016-04-14 Cesar Philippidis <cesar@codesourcery.com> + + PR middle-end/70643 + * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT + when building a mem ref for the incoming reduction variable. + +2016-04-14 Richard Biener <rguenther@suse.de> + + PR tree-optimization/70614 + * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate + loop if the evolution dropped to chrec_dont_know. + (interpret_condition_phi): Likewise. + +2016-04-14 Richard Biener <rguenther@suse.de> + + PR tree-optimization/70623 + * tree-ssa-pre.c (changed_blocks): Make global ... + (compute_antic): ... local here. Move and fix worklist + handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges. + (compute_antic_aux): Add dumping for MAX assumed succs. Remove + worklist handling, dump when ANTIC_IN changed. + (compute_partial_antic_aux): Remove worklist handling. + (init_pre): Do not compute post dominators. Add a comment about + the CFG order chosen. + (fini_pre): Do not free post dominators. + +2016-04-13 Martin Sebor <msebor@redhat.com> + + PR c++/69517 + PR c++/70019 + PR c++/70588 + * doc/extend.texi (Variable Length): Document C++ specifics. + +2016-04-13 Jakub Jelinek <jakub@redhat.com> + + PR c++/70641 + * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt + on all recursive call stmts. Return TODO_cleanup_cfg if any dead + eh edges have been purged. + + PR c++/70594 + * tree-sra.c (create_access_replacement, + get_replaced_param_substitute): Set DECL_NAMELESS on repl if it + gets fancy name. + * tree-pretty-print.c (dump_fancy_name): New function. + (dump_decl_name, dump_generic_node): Use it. + +2016-04-13 Jason Merrill <jason@redhat.com> + + * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning". + * expr.c (expand_expr_real_1): Likewise. + +2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com> + + * config/i386/i386.md (kunpckhi): Swap operands. + (kunpcksi): Likewise. + (kunpckdi): Likewise. + * config/i386/sse.md (vec_pack_trunc_qi): Likewise. + (vec_pack_trunc_<mode>): Likewise. + +2016-04-13 Jakub Jelinek <jakub@redhat.com> + + PR debug/70628 + * explow.c (convert_memory_address_addr_space_1): Formatting fix. + + PR middle-end/70633 + * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if + gimplification turns some element into non-constant. + + PR debug/70628 + * rtl.h (convert_memory_address_addr_space_1): New prototype. + * explow.c (convert_memory_address_addr_space_1): No longer static, + add NO_EMIT argument and don't call convert_modes if true, pass + it down recursively, remove break after return. + (convert_memory_address_addr_space): Adjust caller. + * simplify-rtx.c (simplify_unary_operation_1): Call + convert_memory_address_addr_space_1 instead of convert_memory_address, + if it returns NULL, don't simplify. + +2016-04-12 Eric Botcazou <ebotcazou@adacore.com> + + PR target/70630 + * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses. + +2016-04-12 Jakub Jelinek <jakub@redhat.com> + + * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen): + Bump the upper SIMDLEN limits, so that if the return type or + characteristic type if the return type is void can be passed in + all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is + allowed. + +2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/70640 + * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal): + Do not use "=" constraint on an input constraint. + (ieee_128bit_vsx_abs<mode>2_internal): Likewise. + (ieee_128bit_vsx_nabs<mode>2_internal): Likewise. + (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it + generates (neg (abs ...)) instead of (abs ...). + +2016-04-12 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/70596 + * lra-spills.c (spill_pseudos): Don't delete debug insns, instead + just invalidate LRA data and reset them. Adjust dump wording. + +2016-04-12 Martin Liska <mliska@suse.cz> + + Revert + 2016-03-30 Jan Hubicka <hubicka@ucw.cz> + + * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic + estimates here. + * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also + max_loop_iterations_int. + (tree_unswitch_outer_loop): Likewise. + * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise. + * tree-vect-loop.c (vect_analyze_loop_2): Likewise. + +2016-04-12 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/68756 + * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr + instead of new_name. + +2016-04-12 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/70602 + * tree-sra.c (generate_subtree_copies): Don't write anything into + constant pool decls. + + * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT + regardless whether there are depend clauses or not. + +2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/70381 + * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the + target attribute and pragma from changing the -mfloat128 + and -mfloat128-hardware options. + + * doc/extend.texi (Additional Floating Types): Document PowerPC + __float128 restrictions. + +2016-04-11 James Greenhalgh <james.greenhalgh@arm.com> + + PR target/70133 + * config/aarch64/driver-aarch64.c + (aarch64_get_extension_string_for_isa_flags): New. + (arch_extension): Rename to... + (aarch64_arch_extension): ...This. + (ext_to_feat_string): Rename to... + (aarch64_extensions): ...This. + (aarch64_core_data): Keep track of architecture extension flags. + (cpu_data): Rename to... + (aarch64_cpu_data): ...This. + (aarch64_arch_driver_info): Keep track of architecture extension + flags. + (get_arch_name_from_id): Rename to... + (get_arch_from_id): ...This, change return type. + (host_detect_local_cpu): Update and reformat for renames, handle + extensions through common infrastructure. + +2016-04-11 James Greenhalgh <james.greenhalgh@arm.com> + + PR target/70133 + * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep + track of a canonical flag name. + (all_extensions): Likewise. + (arch_to_arch_name): Also track extension flags enabled by the arch. + (all_architectures): Likewise. + (aarch64_parse_extension): Move to here. + (aarch64_get_extension_string_for_isa_flags): Take a new argument, + rework. + (aarch64_rewrite_selected_cpu): Update for above change. + * config/aarch64/aarch64-option-extensions.def: Rework the way flags + are handled, such that the single explicit value enabled by an + extension is kept seperate from the implicit values it also enables. + * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move + to here. + (aarch64_parse_extension): New. + * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from + here to config/aarch64/aarch64-protos.h. + (aarch64_parse_extension): Move from here to + common/config/aarch64/aarch64-common.c. + (aarch64_option_print): Update. + (aarch64_declare_function_name): Likewise. + (aarch64_start_file): Likewise. + * config/aarch64/driver-aarch64.c (arch_extension): Keep track of + the canonical flag for extensions. + * config.gcc (aarch64*-*-*): Extend regex for capturing extension + flags. + +2016-04-11 James Greenhalgh <james.greenhalgh@arm.com> + + * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add + AARCH64_FL_CRC. + +2016-04-09 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/68953 + * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from + first to last subscript. + +2016-04-09 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/70586 + * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false + for any calls. + +2016-04-08 Cesar Philippidis <cesar@codesourcery.com> + + PR lto/70289 + PR ipa/70348 + PR tree-optimization/70373 + PR middle-end/70533 + PR middle-end/70534 + PR middle-end/70535 + * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data + clauses for acc parallel reductions as necessary. Error on those + that are private. + * omp-low.c (scan_sharing_clauses): Don't install variables which + are used in acc parallel reductions. + (lower_rec_input_clauses): Remove dead code. + (lower_oacc_reductions): Add support for reference reductions. + (lower_reduction_clauses): Remove dead code. + (lower_omp_target): Don't remap variables appearing in acc parallel + reductions. + * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro. + +2016-04-08 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/70593 + * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt + with multiple SSA_NAME defs, force the outputs other than first + to be live before calling live_track_process_def on each output. + + PR rtl-optimization/70574 + * fwprop.c (forward_propagate_and_simplify): Don't add + REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg. + (try_fwprop_subst): Don't add REG_EQUAL note if there are any + paradoxical subregs within *loc. + +2016-04-08 Thomas Schwinge <thomas@codesourcery.com> + + * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore + -ftree-parallelize-loops={0,1}. + * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise. + * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise. + * config/ia64/hpux.h (LIB_SPEC): Likewise. + * config/pa/pa-hpux11.h (LIB_SPEC): Likewise. + * config/pa/pa64-hpux.h (LIB_SPEC): Likewise. + +2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com> + + PR sanitizer/70541 + * asan.c (instrument_derefs): If we get unknown location, extract it + with EXPR_LOCATION. + (maybe_instrument_call): Instrument gimple_call's arguments if needed. + +2016-04-08 Tom de Vries <tom@codesourcery.com> + + * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc + implicit firstprivate clause. + +2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/70566 + * config/arm/thumb2.md (tst + branch-> lsls + branch + peephole below *orsi_not_shiftsi_si): Require that condition + register is dead after the peephole. + (second peephole after the above): Likewise. + +2016-04-08 Alan Modra <amodra@gmail.com> + + PR target/70117 + * builtins.c (fold_builtin_classify): For IBM extended precision, + look at just the high-order double to test for NaN. + (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal + test just the high double for Inf but both doubles for subnormal + limit. + +2016-04-07 Jakub Jelinek <jakub@redhat.com> + + * cgraph.h (struct cgraph_simd_clone): Add mask_mode field. + * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle + node->simdclone->mask_mode != VOIDmode masks. + (simd_clone_adjust_argument_types): Likewise. Move sc var definition + earlier, use it instead of node->simdclone. + * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen): + Set clonei->mask_mode. + +2016-04-06 Patrick Palka <ppalka@gcc.gnu.org> + + PR c/70436 + * parser.c (cp_parser_iteration_statement): New parameter IF_P. + Pass it through to cp_parser_already_scoped_statement. + (cp_parser_already_scoped_statement): New parameter IF_P. Pass + it through to cp_parser_statement. + (cp_parser_statement): Pass IF_P through to + cp_parser_iteration_statement. + (cp_parser_pragma): Adjust call to + cp_parser_iteration_statement. + +2016-04-06 Patrick Palka <ppalka@gcc.gnu.org> + + PR c/70436 + * gimplify.c (gimplify_omp_ordered): Add explicit braces to + resolve a future -Wparentheses warning. + * omp-low.c (scan_sharing_clauses): Likewise. + * tree-parloops.c (eliminate_local_variables): Likewise. + +2016-04-06 Vladimir Makarov <vmakarov@redhat.com> + + PR rtl-optimization/70398 + * lra-constraints.c (process_address_1): Check zero scale and code + for reloading with zero scale. + +2016-04-06 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes. + (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes. + +2016-04-06 Jakub Jelinek <jakub@redhat.com> + + * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen): + Add support for AVX512F clones, include them by default for + exported OpenMP declare simd functions. For AVX2 allow simdlen 32 + and use it if charasteric type is 8-bit, for AVX512F allow simdlen + up to 128. + + PR middle-end/70550 + * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define. + * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit + firstprivate clauses. + * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for + OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts. + (lower_omp_target): Set TREE_NO_WARNING for + non-addressable possibly uninitialized vars which are copied into + addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT. + +2016-04-05 John David Anglin <danglin@gcc.gnu.org> + + * config/pa/predicates.md (integer_store_memory_operand): Accept + REG+D operands with a large offset when reload_in_progress is true. + (floating_point_store_memory_operand): Likewise. + +2016-04-05 Jakub Jelinek <jakub@redhat.com> + + PR c++/70336 + * match.pd (nested int casts): Limit to GIMPLE. + +2016-04-05 Jan Hubicka <hubicka@ucw.cz> + + PR ipa/66223 + * ipa-devirt.c (maybe_record_node): Fix comment; use + SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED. + +2016-04-05 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/70542 + * ree.c (add_removable_extension): For VECTOR_MODE_P punt + if there are any uses other than insn or debug insns. + +2016-04-05 Marc Glisse <marc.glisse@inria.fr> + Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/70509 + * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>: + Shift HOST_WIDE_INT_1U instead of 1. + +2016-04-05 Zdenek Sojka <zsojka@seznam.cz> + + PR tree-optimization/70509 + * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead + of the vector base type for index. + +2016-04-05 Uros Bizjak <ubizjak@gmail.com> + + PR target/70510 + * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes. + +2016-04-05 Richard Biener <rguenther@suse.de> + + PR tree-optimization/70526 + * tree-sra.c (build_ref_for_offset): Use prev_base to + extract the alias pointer type. + +2016-04-05 Richard Biener <rguenther@suse.de> + + * dse.c (struct store_info): Remove alias_set member. + (struct read_info_type): Likewise. + (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder, + spill_deleted, clear_alias_set_lookup): Remove. + (get_group_info): Remove dead base == NULL_RTX case. + (dse_step0): Remove initialization of removed variables. + (delete_dead_store_insn): Reomve alias set dumping. + (free_read_records): Remove alias_set handling. + (canon_address): Remove alias_set_out parameter. + (record_store): Remove spill_alias_set, it's always zero. + (check_mem_read_rtx): Likewise. + (dse_step2): Rename from ... + (dse_step2_nospill): ... this. Adjust. + (scan_stores): Rename from ... + (scan_stores_nospill): ... this. + (scan_reads): Rename from ... + (scan_reads_nospill): ... this. + (scan_stores_spill, scan_reads_spill): Remove. + (dse_step3_scan): Remove for_spills argument which is always false. + (dse_step3): Likewise. + (dse_step5): Rename from ... + (dse_step5_nospill): ... this. Remove alias_set handling. + (rest_of_handle_dse): Adjust. + +2016-04-05 Jakub Jelinek <jakub@redhat.com> + + PR target/70525 + * config/i386/sse.md (*andnot<mode>3): Simplify assertions. + Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for + V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting. + (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator. + +2016-04-05 Richard Biener <rguenther@suse.de> + + PR middle-end/70499 + * gimplify-me.c (gimple_regimplify_operands): Do not rewrite + non-register type temporaries into SSA. + +2016-04-04 Jan Hubicka <hubicka@ucw.cz> + + PR ipa/66223 + * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual + calls when sanitizing. + (possible_polymorphic_call_target_p): Fix formatting. + +2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + Jakub Jelinek <jakub@redhat.com> + + PR middle-end/70457 + * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p + to ensure a call statement is compatible with a built-in's + prototype. + * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute): + Likewise. + +2016-04-04 Richard Biener <rguenther@suse.de> + + PR rtl-optimization/70484 + * rtl.h (canon_output_dependence): Declare. + * alias.c (canon_output_dependence): New function. + * dse.c (record_store): Use canon_output_dependence rather + than canon_true_dependence. + +2016-03-30 Jan Hubicka <hubicka@ucw.cz> + + PR ipa/68881 + * cgraph.h (symtab_node::copy_visibility_from): New function. + * symtab.c (symtab_node::copy_visibility_from): New function. + * ipa-visibility.c (optimize_weakref): New function. + (function_and_variable_visibility): Use it. + +2016-04-04 Martin Liska <mliska@suse.cz> + + PR hsa/70402 + * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index + value that is really in range handled by SBR instruction. + * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump. + * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB. + * hsa.h (hsa_insn_sbr::m_default_bb): Remove field. + +2016-04-03 Oleg Endo <olegendo@gcc.gnu.org> + + PR target/70416 + PR target/67391 + * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is + set, but not for SP_REG operands. + +2016-04-02 Martin Sebor <msebor@redhat.com> + + PR c++/67376 + * fold-const.c (maybe_nonzero_address): New function. + (fold_comparison): Call it. Fold equality and relational + expressions involving null pointers. + (tree_single_nonzero_warnv_p): Call maybe_nonzero_address. + +2016-03-31 Evandro Menezes <e.menezes@samsung.com> + + Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate + the "Y" constraint (scalar FP 0.0 immediate). + + * config/aarch64/predicates.md (aarch64_simd_reg_or_zero): + Add the "const_double" to the list of operand constraints. + +2016-04-01 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/70467 + * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): + If low word of the last operand is 0, just emit addition/subtraction + for the high word. + +2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + PR target/70404 + * config/s390/s390.c (s390_expand_insv): Check for everything + constant instead of just VOIDmode stuff. + +2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com> + + PR target/70496 + * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB. + +2016-04-01 Nathan Sidwell <nathan@acm.org> + + * tree.def (TRY_CATCH_EXPR): Correct documentation. + +2016-03-31 Vladimir Makarov <vmakarov@redhat.com> + + PR rtl-optimization/70461 + * ira-color.c (allocno_copy_cost_saving): Use allocno class if it + is necessary. + +2016-03-31 Martin Liska <mliska@suse.cz> + + PR hsa/70399 + * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either + a tree value or an immediate integer value to a buffer + that is eventually copied to a BRIG section. + (emit_immediate_operand): Call the function here. + * hsa-dump.c (dump_hsa_immed): Remove checking assert. + * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization + of class' fields that are removed. + (hsa_op_immed::~hsa_op_immed): Remove deinitialization. + * hsa.h (class hsa_op_immed): Remove m_brig_repr and + m_brig_repr_size fields. + +2016-03-31 Martin Liska <mliska@suse.cz> + + PR hsa/70391 + * hsa-gen.c (hsa_function_representation::update_dominance): New + function. + (convert_addr_to_flat_segment): Likewise. + (gen_hsa_memory_set): New alignment argument. + (gen_hsa_ctor_assignment): Likewise. + (gen_hsa_insns_for_single_assignment): Provide alignment + to gen_hsa_ctor_assignment. + (gen_hsa_insns_for_direct_call): Add new argument. + (expand_lhs_of_string_op): New function. + (expand_string_operation_builtin): Likewise. + (expand_memory_copy): New function. + (expand_memory_set): New function. + (gen_hsa_insns_for_call): Use HOST_WIDE_INT. + (convert_switch_statements): Change signature. + (generate_hsa): Use a return value of the function. + (pass_gen_hsail::execute): Do not call + convert_switch_statements here. + * hsa-regalloc.c (hsa_regalloc): Call update_dominance. + * hsa.h (hsa_function_representation::m_modified_cfg): New flag. + (hsa_function_representation::update_dominance): New function. + +2016-03-31 Martin Liska <mliska@suse.cz> + + PR hsa/70391 + * hsa-brig.c (emit_directive_variable): Emit alignment + according to hsa_symbol::m_align. + * hsa-dump.c (hsa_byte_alignment): Move the function to another file. + (dump_hsa_symbol): Dump alignment of HSA symbols. + * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol. + (gen_hsa_addr_with_align): New function. + (hsa_bitmemref_alignment): Use newly added function. + (gen_hsa_insns_for_load): Likewise. + (gen_hsa_insns_for_store): Likewise. + (gen_hsa_memory_copy): New argument added. + (gen_hsa_insns_for_single_assignment): Respect + alignment for assignments processed via gen_hsa_memory_copy. + (gen_hsa_insns_for_direct_call): Likewise. + (gen_hsa_insns_for_return): Likewise. + (gen_function_def_parameters): Set default alignment. + * hsa.c (hsa_object_alignment): New function. + (hsa_byte_alignment): Pasted function. + * hsa.h (hsa_symbol::m_align): New field. + +2016-03-31 Bin Cheng <bin.cheng@arm.com> + + * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize + scratch field for goto case. + +2016-03-31 James Greenhalgh <james.greenhalgh@arm.com> + + * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete. + +2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com> + + PR target/70442 + * config/i386/i386.c (scalar_chain::convert_op): Fix description. + (scalar_chain::convert_insn): Call convert_op for reg + moves to handle undefined registers. + +2016-03-31 Nathan Sidwell <nathan@acm.org> + + PR c++/70393 + * varasm.c (output_constructor_regular_field): Flush bitfield earlier. + Assert we don't want to move backwards. + +2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com> + + PR target/70453 + * config/i386/sse.md (define_mode_attr shuffletype): Fix typo. + +2016-03-31 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/70460 + * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF + with operand from REG_LABEL_OPERAND, instead substitute + SET_SRC or REG_EQUAL note content if it is a LABEL_REF. + Don't do anything for REG_NON_LOCAL_GOTO jumps. + +2016-03-31 Martin Liska <mliska@suse.cz> + + * passes.c (execute_one_pass): Do not call + todo_after for a discarded function. + +2016-03-31 Bin Cheng <bin.cheng@arm.com> + + * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field. + (no_cost, infinite_cost): Initialize the new field. + (get_computation_cost_at): Record setup cost. + (determine_use_iv_cost_address): Skip cost computation for sub + uses if we can estimate it without losing accuracy. + +2016-03-30 Jan Hubicka <hubicka@ucw.cz> + + * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic + estimates here. + * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also + max_loop_iterations_int. + (tree_unswitch_outer_loop): Likewise. + * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise. + * tree-vect-loop.c (vect_analyze_loop_2): Likewise. + +2016-03-30 Richard Biener <rguenther@suse.de> + + PR middle-end/70450 + * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage. + +2016-03-30 Jakub Jelinek <jakub@redhat.com> + + PR target/70421 + * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order + in gen_blendm expander. + +2016-03-30 Nick Clifton <nickc@redhat.com> + + PR target/62254 + * config/arm/arm.c (arm_reload_out_hi): Add code to handle the + case where we are already provided with an SImode SUBREG. + +2016-03-30 H.J. Lu <hongjiu.lu@intel.com> + + PR target/70439 + * config/i386/i386.c (ix86_expand_epilogue): Properly check + conflict between DRAP register and __builtin_eh_return. + +2016-03-30 Michael Matz <matz@suse.de> + Richard Biener <rguenther@suse.de> + + PR ipa/12392 + * ipa-polymorphic-call.c (struct type_change_info): Change + speculative to an unsigned allowing to limit the work we do. + (csftc_abort_walking_p): New inline function.. + (check_stmt_for_type_change): Limit the number of may-defs + skipped for speculative devirtualization to + max-speculative-devirt-maydefs. + * params.def (max-speculative-devirt-maydefs): New param. + * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document. + +2016-03-30 Mike Stump <mrs@gcc.gnu.org> + + PR target/63890 + * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling + and TARGET_MACHO. + +2016-03-30 Patrick Palka <ppalka@gcc.gnu.org> + + PR tree-optimization/59124 + * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1 + where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2). + +2016-03-29 Jeff Law <law@redhat.com> + + * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment. + +2016-03-10 Jan Hubicka <hubicka@ucw.cz> + + * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel + to HOST_WIDE_INT. + +2016-03-29 Thomas Schwinge <thomas@codesourcery.com> + + * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override. + * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of + gcrt0.o if linking dynamically. + +2016-03-10 Jan Hubicka <hubicka@ucw.cz> + + PR ipa/70283 + * ipa-devirt.c (methods_equal_p): New function. + (compare_virtual_tables): Use it. + * cgraph.h (symbol_table::symbol_suffix_separator): Declare. + * cgraphclones.c (clone_function_name_1): Use + symbol_table::symbol_suffix_separator. + * coverage.c (build_var): Likewise. + * symtab.c (symbol_table::symbol_suffix_separator): New. + +2016-03-29 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/70429 + * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize + (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if + mode != result_mode. + + PR c++/70353 + * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null. + + PR tree-optimization/70405 + * ssa-iterators.h (num_imm_uses): Add missing braces. + +2016-03-29 Vladimir Makarov <vmakarov@redhat.com> + + PR rtl-optimization/68695 + * ira-color.c (allocno_copy_cost_saving): New. + (improve_allocation): Use it. + +2016-03-29 Richard Henderson <rth@redhat.com> + + PR middle-end/70355 + * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs. + +2016-03-29 Richard Biener <rguenther@suse.de> + + PR middle-end/70424 + * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always + use alignment returned by get_pointer_alignment_1 if it is + bigger than BITS_PER_UNIT. + * builtins.c (get_pointer_alignment_1): Do not return true + for alignment extracted from SSA info. + +2016-03-28 James Bowman <james.bowman@ftdichip.com> + + * config/ft32/ft32.opt (mnodiv): New. + * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV. + * doc/invoke.texi (FT32 Options -mnodiv): New. + +2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com> + + PR target/70406 + * config/i386/i386.md (define_split, andn): Fix modes. + +2016-03-26 Richard Biener <rguenther@suse.de> + Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + PR ipa/70366 + * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl) + instead of + TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl)) + as 2nd argument to cl_optimization_restore(). + +2016-03-25 Richard Henderson <rth@redhat.com> + + PR target/70120 + * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New. + * config/aarch64/aarch64-protos.h: Declare it. + * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New. + +2016-03-25 Alan Modra <amodra@gmail.com> + + PR target/70052 + * config/rs6000/constraints.md (j): Simplify. + * config/rs6000/predicates.md (easy_fp_constant): Exclude + decimal float 0.D. + * config/rs6000/rs6000.md (zero_fp): New mode_attr. + (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64, + mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j + in all constraint alternatives. + (movtd_64bit_nodm): Delete "j" constraint alternative. + +2016-03-24 Aldy Hernandez <aldyh@redhat.com> + + * tree-ssa-propagate.c: Enhance docs for + SSA_PROP_NOT_INTERESTING. + +2016-03-24 Aldy Hernandez <aldyh@redhat.com> + + * doc/extend.texi: Fix typo in documentation to pure attribute. + +2016-03-24 John David Anglin <danglin@gcc.gnu.org> + + PR target/70319 + * config/pa/pa.md (bswapdi2): Use a scratch register. + +2016-03-24 Richard Henderson <rth@redhat.com> + + PR middle-end/69845 + * fold-const.c (extract_muldiv_1): Correct test for multiplication + overflow. + +2016-03-24 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (*anddi3_doubleword): Generate AND insn + using ix86_expand_binary_operator instead of gen_andsi3. + +2016-03-24 Richard Biener <rguenther@suse.de> + + PR tree-optimization/70396 + * tree-vect-stmts.c (vectorizable_comparison): Use + get_vectype_for_scalar_type. + +2016-03-24 Richard Biener <rguenther@suse.de> + + PR middle-end/70370 + * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs + with register bases. + +2016-03-24 Richard Biener <rguenther@suse.de> + + PR tree-optimization/70372 + * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use + build_all_ones_cst to also handle vector types correctly. + +2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/70381 + * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set + -mfloat128 here. + +2016-03-23 Marek Polacek <polacek@redhat.com> + + PR c++/69884 + * doc/invoke.texi: Document -Wignored-attributes. + +2016-03-23 Bin Cheng <bin.cheng@arm.com> + + PR tree-optimization/69042 + * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the + parameter from 30 to 40. + +2016-03-23 Bin Cheng <bin.cheng@arm.com> + + PR tree-optimization/69042 + * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand + for use with constant offset stripped in base. + +2016-03-23 Richard Biener <rguenther@suse.de> + + PR middle-end/70251 + * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust + mode compatibility check. + (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise. + +2016-03-23 Jeff Law <law@redhat.com> + + PR tree-optimization/64058 + * tree-ssa-coalesce.c (struct coalesce_pair): Add new field + CONFLICT_COUNT. + (struct ssa_conflicts): Move up earlier in the file. + (conflicts_, var_map_): New static variables. + (initialize_conflict_count): New function to initialize the + CONFLICT_COUNT field for each conflict pair. + (compare_pairs): Lazily initialize the conflict count and use it + as the first tie-breaker. + (sort_coalesce_list): Add new arguments conflicts, map. Initialize + and wipe conflicts_ and map_ around the call to qsort. Remove + special case for 2 coalesce pairs. + * bitmap.c (bitmap_count_unique_bits): New function. + (bitmap_count_bits_in_word): New function, extracted from + bitmap_count_bits. + (bitmap_count_bits): Use bitmap_count_bits_in_word. + * bitmap.h (bitmap_count_unique_bits): Declare it. + +2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com> + + PR target/69917 + * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow + transparent alias chain for decl assembler name. + * config/sol2.c (solaris_assemble_visibility): Likewise. + +2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/arm/arm1020e.md (1020call_op): Reduce reservation + duration. + (v10_fdivs): Likewise. + (v10_fdivd): Likewise. + +2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR driver/70132 + * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic + to not call fclose twice on file. + +2016-03-23 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/70354 + * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If + oprnd0 is wider than oprnd1 and there is a cast from the wider + type to oprnd1, mask it with the mask of the narrower type. + + PR target/70321 + * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword): + Optimize TARGET_STV splitters, if high or low word of last argument + is 0 or -1. + +2016-03-22 Jeff Law <law@redhat.com> + + PR target/70232 + tree-ssa-threadbackward.c + (fsm_find_control_statement_thread_paths): Correctly distinguish + between old style jump threads vs FSM jump threads. + +2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com> + + PR target/70302 + * config/i386/i386.c (scalar_chain::convert_op): Support + uninitialized register usage case. + +2016-03-22 Richard Biener <rguenther@suse.de> + + PR middle-end/70251 + * genmatch.c (gen_transform): Adjust last parameter to a three-state + int... + (capture::gen_transform): ... to change behavior when substituting + a condition into cond or not-cond expr context. + (dt_simplify::gen_1): Adjust. + * gimple-match-head.c: Include gimplify.h for unshare_expr. + * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert + last change and instead change to + A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0). + (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise. + +2016-03-22 Anthony Green <green@moxielogic.com> + + * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness + issue for moxiebox targets. + (CC1PLUS_SPEC): Ditto. + +2016-03-22 Richard Biener <rguenther@suse.de> + + PR middle-end/70333 + * fold-const.c (extract_muldiv_1): Properly perform multiplication + in the wide type. + +2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com> + + * config/i386/i386.c (def_builtin): Remove duplicated functionality. + +2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com> + + PR target/70325 + * config/i386/i386.c (def_builtin): Handle + OPTION_MASK_ISA_AVX512VL to be and-ed with other + bits. + (const struct builtin_description bdesc_special_args[]): + Remove duplicate ISA bits. + +2016-03-22 Jakub Jelinek <jakub@redhat.com> + + PR target/70329 + * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing + d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i] + in a way that works also for AVX512BW. + + PR target/70300 + * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination + instead of source if operands[1] is xmm16 and above and + !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of + vec_interleave_lowv4sf if we need to unpack xmm16 and above. + + PR c++/70295 + * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning + on assign if (*from_p) is a comparison, set it to + TREE_NO_WARNING (*from_p). + +2016-03-21 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/70326 + * lra.c (restore_scratches): Ignore deleted insns. + +2016-03-21 Marc Glisse <marc.glisse@inria.fr> + Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/70317 + * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0)) + to HONOR_NANS. + +2016-03-21 Uros Bizjak <ubizjak@gmail.com> + + PR target/70327 + * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead + of ix86_expand_move. + (movoi): Ditto. + (movti): Use general_operand for operand 1 predicate. + +2016-03-21 Martin Liska <mliska@suse.cz> + + * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR + insns. + (dump_hsa_symbol): Dump BRIG offset of hsa_symbols. + +2016-03-21 Martin Liska <mliska@suse.cz> + + PR ipa/70306 + * ipa-icf.c (sem_function::parse): Skip static + constructors and destructors. + +2016-03-21 Jakub Jelinek <jakub@redhat.com> + + PR target/70296 + * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is + function-like macro, peek following token(s) if it is followed + by CPP_OPEN_PAREN token with optional padding in between, and + if not, don't treat it like a macro. + +2016-03-21 Thomas Schwinge <thomas@codesourcery.com> + Alexander Monakov <amonakov@ispras.ru> + + * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry + for the stabs debug format. + +2016-03-21 Richard Biener <rguenther@suse.de> + + PR tree-optimization/70310 + * tree-vect-generic.c (expand_vector_condition): Fold the built + condition. + +2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com> + + PR target/70293 + * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2): + Block third alternative for AVX-512VL target, + +2016-03-21 Martin Liska <mliska@suse.cz> + + PR hsa/70234 + * hsa-brig.c (emit_function_directives): Mark unemitted + global variables for emission. + * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag. + (get_symbol_for_decl): Likewise. + * hsa.h (struct hsa_symbol): New flag. + +2016-03-21 Richard Biener <rguenther@suse.de> + + PR tree-optimization/70288 + * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure + we do not estimate unsimplified all-constant conditionals or + switches as optimized away. + +2016-03-21 Andrey Belevantsev <abel@ispras.ru> + + PR rtl-optimization/69102 + * sched-deps.c (sched_analyze_insn): Do not set last_args_size field + when we have a readonly dependency context. + +2016-03-18 Jeff Law <law@redhat.com> + + PR rtl-optimization/70263 + * ira.c (memref_used_between_p): Assert we found END in the insn chain. + (update_equiv_regs): When trying to move a store to after the insn + that sets the source of the store, make sure the store occurs after + the insn that sets the source of the store. When successful note + the REG_EQUIV note created in the dump file. + +2016-03-16 David Wohlferd <dw@LimeGreenSocks.com> + Bernd Schmidt <bschmidt@redhat.com> + + * doc/extend.texi: Document more potential problems with basic asms. + +2016-03-18 Bernd Schmidt <bschmidt@redhat.com> + + PR rtl-optimization/70278 + * lra-constraints.c (split_reg): Handle the case where biggest_mode is + VOIDmode. + +2016-03-18 Jason Merrill <jason@redhat.com> + + * calls.c (load_register_parameters): Fix zero size sibcall logic. + +2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com> + + * config/i386/sse.md: Use vpbroadcastq for broadcasting DF + values to 128b regs. + +2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com> + + PR tree-optimization/70252 + * tree-vect-stmts.c (supportable_widening_operation): Check resulting + boolean vector has a proper number of elements. + (supportable_narrowing_operation): Likewise. + +2016-03-18 Tom de Vries <tom@codesourcery.com> + + PR ipa/70269 + * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save. + +2016-03-18 Jakub Jelinek <jakub@redhat.com> + + * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx + instead of replace_rtx for DEBUG_INSNs. + +2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com> + + * config/i386/znver1.md : Fix latencies of FP/SSE/AVX + load type reservations. + +2016-03-17 John David Anglin <danglin@gcc.gnu.org> + + PR target/70188 + * config/pa/constraints.md: Revert 2015-02-13 change. Use + define_constraint for "Q" and "T" constraints. + +2016-03-17 Evandro Menezes <e.menezes@samsung.com> + + Tweak the pipeline model for Exynos M1 + + * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching + model. + +2016-03-17 David Malcolm <dmalcolm@redhat.com> + + PR c/70264 + * diagnostic-show-locus.c (compatible_locations_p): Handle the case + where one or both locations aren't within a line_map. + +2016-03-17 H.J. Lu <hongjiu.lu@intel.com> + + PR driver/70192 + * opts.c (finish_options): Don't set flag_pie to the default if + -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0 + if it is -1. + +2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com> + + * config/i386/i386.md (*movv4qicc_insn+1..36): Pass + true as ALL_REGS argument to replace_rtx. + +2016-03-17 Richard Biener <rguenther@suse.de> + + PR debug/70271 + * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name + last. + +2016-03-17 Jakub Jelinek <jakub@redhat.com> + + PR target/70245 + * rtl.h (replace_rtx): Add ALL_REGS argument. + * rtlanal.c (replace_rtx): Likewise. If true, use REGNO + equality and assert mode is the same, instead of just rtx pointer + equality. + * config/i386/i386.md (mov + arithmetics with load peephole): Pass + true as ALL_REGS argument to replace_rtx. + +2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com> + + * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply + for boolean vector with vector mode only. + (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise. + +2016-03-17 Nick Clifton <nickc@redhat.com> + + PR target/70162 + * config/rx/rx.c (rx_print_integer): Print negative constants in + decimal. + +2016-03-17 Jakub Jelinek <jakub@redhat.com> + + PR target/70261 + * rtlanal.c (replace_rtx): Revert 2016-03-16 change. + +2016-03-16 Richard Henderson <rth@redhat.com> + Richard Biener <rguenth@suse.de> + + PR middle-end/70240 + PR middle-end/68215 + PR tree-opt/68714 + * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the + first operand as is_gimple_condexpr. + + PR middle-end/70240 + PR middle-end/68215 + Revert r231575 + 2015-12-11 Eric Botcazou <ebotcazou@adacore.com> + * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter. + Do not gimplify the result. + (do_unop): Adjust call to tree_vec_extract. + (do_binop): Likewise. + (do_compare): Likewise. + (do_plus_minus): Likewise. + (do_negate): Likewise. + (expand_vector_condition): Likewise. + (do_cond): Likewise. + +2016-03-16 Richard Henderson <rth@redhat.com> + + PR target/70048 + * config/aarch64/aarch64.c (virt_or_elim_regno_p): New. + (aarch64_classify_address): Use it. + (aarch64_legitimize_address): Force all subexpressions of PLUS + into registers. Simplify as (sfp+const)+reg or (reg+reg)+const. + +2016-03-16 Jakub Jelinek <jakub@redhat.com> + Richard Biener <rguenth@suse.de> + + PR target/70245 + * rtlanal.c (replace_rtx): For REG, if from is a REG, + return to even if only REGNO is equal, and assert + mode is the same. + +2016-03-11 Jeff Law <law@redhat.com> + + PR rtl-optimization/70224 + * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P. + +2016-03-16 Richard Henderson <rth@redhat.com> + + PR middle-end/70199 + * function.h (struct function): Add has_forced_label_in_static. + * gimplify.c (force_labels_r): Set it. + * lto-streamer-in.c (input_struct_function_base): Read it. + * lto-streamer-out.c (output_struct_function_base): Write it. + * tree-inline.c (has_label_address_in_static_1): Remove. + (copy_forbidden): Remove fndecl parameter; test + has_forced_label_in_static. + (inline_forbidden_p): Update call to copy_forbidden. + (tree_versionable_function_p): Likewise. + * ipa-chkp.c (chkp_instrumentable_p): Likewise. + (chkp_versioning): Likewise. + * tree-inline.h (copy_forbidden): Update decl. + +2016-03-16 Marek Polacek <polacek@redhat.com> + + PR c/70093 + * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the + function being thunked if the result type doesn't have fixed size. + * gimplify.c (gimplify_modify_expr): Also set LHS if the result type + doesn't have fixed size. + +2016-03-16 Bin Cheng <bin.cheng@arm.com> + + * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by + reporting malformed loop nest. + +2016-03-16 Tom de Vries <tom@codesourcery.com> + + PR lto/70187 + * ipa-devirt.c (possible_polymorphic_call_targets): Move + nodes.length () == 1 test to before first nodes[0] access. + +2016-03-16 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/68715 + * graphite-scop-detection.c (scop_detection::merge_sese): Add missing + single_pred_p test. + +2016-03-16 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/68809 + * graphite-scop-detection.c (same_close_phi_node): Test if result types + are the same. + +2016-03-16 Carlos O'Donell <carlos@redhat.com> + Sandra Loosemore <sandra@codesourcery.com> + + * doc/extend.texi (Common Function Attributes): Describe ifunc impact + on leaf attribute. Mention ELF interposition problems. + +2016-03-16 Alan Modra <amodra@gmail.com> + + PR rtl-optimization/69195 + PR rtl-optimization/47992 + * ira.c (indirect_jump_optimize): Ignore artificial defs. + Add comments. + +2016-03-15 Eric Botcazou <ebotcazou@adacore.com> + + PR bootstrap/69513 + * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list. + +2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com> + + * config/avr/avr.md (rotl<mode>3): Set mode for operand 2. + +2016-03-15 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/70222 + * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT + optimization if mode is different from result_mode, queue up masking + of the result in outer_op. Formatting fix. + + PR middle-end/70239 + * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead + of safe_grow. + +2016-03-15 Andrey Belevantsev <abel@ispras.ru> + + PR rtl-optimization/69032 + * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when + looping backwards over basic block insns. + +2016-03-15 Andrey Belevantsev <abel@ispras.ru> + + PR target/66660 + * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern + to non-speculative when propagating trap bits. + +2016-03-15 Andrey Belevantsev <abel@ispras.ru> + + PR rtl-optimization/63384 + * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on + DEBUG_INSN_P insns. + +2016-03-15 Andrey Belevantsev <abel@ispras.ru> + + PR target/64411 + * sched-deps.c (get_implicit_reg_pending_clobbers): New function, + factored out from ... + (sched_analyze_insn): ... here. + * sched-int.h (get_implicit_reg_pending_clobbers): Declare it. + * sel-sched-ir.c (setup_id_implicit_regs): New function, use + get_implicit_reg_pending_clobbers in it. + (setup_id_reg_sets): Use setup_id_implicit_regs. + (deps_init_id): Ditto. + +2016-03-15 Tom de Vries <tom@codesourcery.com> + + PR ipa/70161 + * cgraph.c (cgraph_node::get_body): Save, reset and restore + dump_file_name. + * passes.c (execute_one_ipa_transform_pass): Add missing argument to + execute_function_dump. + (execute_one_pass): Don't dump function if it will be dumped after ipa + transform. + +2016-03-15 Segher Boessenkool <segher@kernel.crashing.org> + + * genrecog.c (match_pattern_2): If pred is NULL don't call + safe_predicate_mode on it. + +2016-03-14 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/70219 + * lra-constraints.c (delete_move_and_clobber): Change assertion + to also allow dregno == 0. + +2016-03-14 Richard Henderson <rth@redhat.com> + + PR tree-opt/68714 + * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New. + (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P. + (reassociate_bb): Use optimize_vec_cond_expr; avoid + optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi + on vectors. + +2016-03-14 Bernd Schmidt <bschmidt@redhat.com> + + PR target/70083 + * lra-lives.c (process_bb_lives): Also update biggest mode for hard + regs. + (lra_create_live_ranges_1): initialize hard register biggest_mode to + VOIDmode. + * lra-constraints.c (split_reg): For hard regs, try to find the + biggest single-register mode used in the function. + +2016-03-14 Richard Biener <rguenther@suse.de> + + PR tree-optimization/56365 + * tree-ssa-phiopt.c (minmax_replacement): Handle alternate + constants to compare against. + +2016-03-14 Segher Boessenkool <segher@kernel.crashing.org> + + PR target/70098 + * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2, + *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output. + (define_split for the GPR case): Use int_reg_operand instead of + gpc_reg_operand for the output. + +2016-03-14 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/70045 + * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare + create_empty_if_region_on_edge argument. + +2016-03-13 Eric Botcazou <ebotcazou@adacore.com> + + * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define. + (STACK_CHECK_PROTECT): Likewise. + * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise + (STACK_CHECK_PROTECT): Likewise. + * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise + (STACK_CHECK_PROTECT): Likewise. + * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise. + * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise. + (STACK_CHECK_PROTECT): Likewise. + +2016-03-12 Andrey Belevantsev <abel@ispras.ru> + + PR rtl-optimization/69307 + * sel-sched.c (choose_best_pseudo_reg): Properly check for hard + registers in modes that span more than one register. + +2016-03-12 Vladimir Makarov <vmakarov@redhat.com> + + PR target/69614 + * lra-constraints.c (delete_move_and_clobber): New. + (remove_inheritance_pseudos): Use it. + +2016-03-12 Eric Botcazou <ebotcazou@adacore.com> + + PR ada/70017 + * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if + the libcall is LCT_THROW. + * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call + for the checking routine. + +2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/70131 + * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the + optimization if we have direct move. + (roundu32<mode>2_fprs): Likewise. + +2016-03-11 Bernd Schmidt <bschmidt@redhat.com> + + PR target/70123 + * lra-remat.c (operand_to_remat): Disallow hard regs in the value t + be rematerialized. + (reg_overlap_for_remat_p): Renamed from input_regno_present_p. + Arguments swapped. All callers changed. Take reg_renumber into + account, and Calculate and compare register ranges for hard regs. + +2016-03-11 Jeff Law <law@redhat.com> + + PR tree-optimization/70190 + * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): + Handle cases where we can not extract the taken edge, even though we + found a constant value. + + PR tree-optimization/64058 + * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX. + (num_coalesce_pairs): Move up earlier in file. + (find_coalesce_pair): Initialize the INDEX field for each pair + discovered. + (compare_pairs): No longer sort on the elements in each pair. + Instead break ties with the index of the coalesce pair. + +2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/70002 + * config/aarch64/aarch64-protos.h + (aarch64_save_restore_target_globals): New prototype. + * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse): + Call the above when popping pragma. + * config/aarch64/aarch64.c (aarch64_save_restore_target_globals): + New function. + (aarch64_set_current_function): Rewrite using the above. + +2016-03-11 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/70177 + * gimple-expr.h (extract_ops_from_tree_1): Renamed to ... + (extract_ops_from_tree): ... this. In the 2 argument + overload remove _1 suffix. + * gimple-expr.c (extract_ops_from_tree_1): Renamed to ... + (extract_ops_from_tree): ... this. + * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree): + Adjust callers. + * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise. + * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand + extract_ops_from_tree instead of 2 operand one. + +2016-03-11 Alan Lawrence <alan.lawrence@arm.com> + + PR tree-optimization/70013 + * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data + for constant-pool entries. + +2016-03-11 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/70174 + * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible + followed by gen_lowpart on force_reg instead of just gen_lowpart. + + PR tree-optimization/70169 + * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and + LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable + for unknown codes. + +2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com> + Jakub Jelinek <jakub@redhat.com> + + PR target/70160 + * config/i386/i386.c (scalar_chain::convert_reg): Skip uses + of uninitialized values. + +2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390.md ("trunctddd2"): Turn former define_insn into + define_expand. + ("*trunctddd2"): New pattern definition. + ("trunctdsd2"): Set prep_for_short_prec rounding mode for the + TD->DD truncation. + +2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant + definitions for BFP and DFP rounding modes. + ("fixuns_truncdddi2", "fixuns_trunctddi2") + ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2") + ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2") + ("fix_trunctf<mode>2"): Use the new constants instead of magic + numbers. + +2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/constraints.md: Adjust comment. + ("Y"): Adjust comment. Rename s390_decompose_shift_count to + s390_decompose_addrstyle_without_index. + * config/s390/predicates.md (shift_count_or_setmem_operand): + Rename to setmem_operand. + * config/s390/s390-protos.h + (s390_decompose_shift_count): Rename to + s390_decompose_addrstyle_without_index. + * config/s390/s390.c (s390_decompose_shift_count) + (s390_mem_constraint, print_shift_count_operand) + (print_operand_address, print_operand): Rename + s390_decompose_shift_count to + s390_decompose_addrstyle_without_index and rename + print_shift_count_operand to print_addrstyle_operand troughout the + file. + * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long") + ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"): + Rename shift_count_or_setmem_operand to setmem_operand. + * config/s390/vx-builtins.md ("vec_insert<mode>") + ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with + nonmemory_operand. + +2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> + + PR target/70168 + * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap): + Handle overlapping retval and newval. + +2016-03-10 Nick Clifton <nickc@redhat.com> + + PR target/7044 + * config/aarch64/aarch64.c + (aarch64_override_options_after_change_1): When forcing + flag_omit_frame_pointer to be true, use a special value that can + be detected if this function is called again, thus preventing + flag_omit_leaf_frame_pointer from being forced to be false. + +2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * common/config/aarch64/aarch64-common.c (aarch64_handle_option): + Set x_flag_omit_leaf_frame_pointer when handling + -momit-leaf-frame-pointer. + +2016-03-10 Jan Hubicka <hubicka@ucw.cz> + + PR lto/69589 + * cgraph.c (cgraph_node::dump): Dump split_part and + indirect_call_target. + * cgraph.h (cgraph_node): Add indirect_call_target flag. + * ipa.c (has_addr_references_p): Cleanup. + (is_indirect_call_target_p): New. + (walk_polymorphic_call_targets): Do not mark virtuals that may be + called indirectly as local. + (symbol_table::remove_unreachable_nodes): Compute indirect_call_target. + +2016-03-10 Jan Hubicka <hubicka@ucw.cz> + + PR ipa/69630 + * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE + on cxa_pure_virtual. + +2016-03-10 Jan Hubicka <hubicka@ucw.cz> + + PR lto/69589 + * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL. + +2016-03-10 Jan Hubicka <hubicka@ucw.cz> + + PR lto/69589 + * tree.c (need_assembler_name_p): Only record main variant type names. + +2016-03-10 Christophe Lyon <christophe.lyon@linaro.org> + + PR target/70113. + * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT): + Always define to 0 or 1. + (TARGET_FIX_ERR_A53_843419): New macro. + * config/aarch64/aarch64-elf-raw.h + (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes. + * config/aarch64/aarch64-linux.h: Likewise. + * config/aarch64/aarch64.c + (aarch64_override_options_after_change_1): Do not default + aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum + 843419 is on. + (aarch64_attributes): Handle fix-cortex-a53-843419. + (aarch64_can_inline_p): Likewise. + * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save. + +2016-03-10 Alan Lawrence <alan.lawrence@arm.com> + Jakub Jelinek <jakub@redhat.com> + + * common.opt (funconstrained-commons, flag_unconstrained_commons): New. + * tree.c (array_at_struct_end_p): Do not limit to size of decl for + DECL_COMMONS if flag_unconstrained_commons is set. + * tree-dfa.c (get_ref_base_and_extent): Likewise. + * doc/invoke.texi (Optimize Options): Add -funconstrained-commons. + (funconstrained-commons): Document. + +2016-03-10 Christophe Lyon <christophe.lyon@linaro.org> + + * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add + aarch64-fusion-pairs.def and aarch64-tuning-flags.def + +2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com> + + * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask + has a proper number of elements. + +2016-03-10 Alan Modra <amodra@gmail.com> + + PR rtl-optimization/69195 + PR rtl-optimization/47992 + * ira.c (recorded_label_ref): Delete. + (update_equiv_regs): Return void. + (indirect_jump_optimize): New function. + (ira): Call indirect_jump_optimize and delete_trivially_dead_insns + before regstat_compute_ri. Don't rebuild_jump_labels here. + Delete update_regstat. + +2016-03-10 Richard Biener <rguenther@suse.de> + + PR tree-optimization/70128 + * tree-ssa-structalias.c (set_uids_in_ptset): Set + vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL. + +2016-03-09 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/70152 + * tree-sra.c (replace_removed_params_ssa_names): Copy over + SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name. + + PR target/70086 + * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df + instead of gen_sse2_loadlpd. + * config/i386/sse.md (*vec_concatv2df): Rename to... + (vec_concatv2df): ... this. + + PR tree-optimization/70127 + * fold-const.c (operand_equal_p): Revert the 2015-10-28 change. + +2016-03-09 David Malcolm <dmalcolm@redhat.com> + + PR c/68473 + PR c++/70105 + * diagnostic-show-locus.c (compatible_locations_p): New function. + (layout::layout): Sanitize ranges using compatible_locations_p. + +2016-03-09 David Malcolm <dmalcolm@redhat.com> + + PR c/68473 + PR c++/70105 + * diagnostic-show-locus.c (layout_range::layout_range): Replace + location_range param with three const expanded_locations * and a + bool. + (layout::layout): Replace call to + rich_location::lazily_expand_location with get_expanded_location. + Extract the range and perform location expansion here, passing + the results to the layout_range ctor. + * diagnostic.c (source_range::debug): Delete. + * diagnostic.h (diagnostic_expand_location): Reimplement in terms + of rich_location::get_expanded_location. + * gcc-rich-location.c (get_range_for_expr): Delete. + (gcc_rich_location::add_expr): Reimplement to avoid the + rich_location::add_range overload that took a location_range, + passing a location_t instead. + +2016-03-09 Richard Biener <rguenther@suse.de> + Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/70138 + * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): + Also skip vect_double_reduction_def. + +2016-03-09 Jakub Jelinek <jakub@redhat.com> + + PR target/70049 + * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0 + if the operand is "m". + +2016-03-09 Nathan Sidwell <nathan@acm.org> + + * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level. + +2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com> + + * config/i386/i386.c (processor_target_table): Fix cost table + intialization order for znver1. + +2016-03-08 Jakub Jelinek <jakub@redhat.com> + + * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling + - becuase -> because. + * ipa-reference.c (ignore_module_statics): Likewise. + * cgraph.c (cgraph_node::get_body): Likewise. + * ipa-inline.c (early_inliner): Likewise. + * ipa-devirt.c (types_same_for_odr): Likewise. + * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise. + * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise. + +2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * tree-ssa-math-opts.c: Fix typo in comment. + +2016-03-08 Jakub Jelinek <jakub@redhat.com> + + PR target/70110 + * config/i386/i386.c (scalar_chain::make_vector_copies, + scalar_chain::convert_reg): Call end_sequence in between + get_insns and emit_conversion_insns rather than after both + calls. + +2016-03-07 Uros Bizjak <ubizjak@gmail.com> + + PR target/70064 + * config/i386/i386.h (machine_function): Add + pc_thunk_call_expanded flag. + (ix86_pc_thunk_call_expanded): New define. + * config/i386/i386.md (set_got, set_got_labelled): New expanders. + (*set_got): Rename insn pattern from set_got. + (*set_got_labelled): Rename inst pattern from set_got_labelled. + * config/i386/i386.c (ix86_compute_frame_layout): Use + ix86_pc_thunk_call_expanded to prevent red-zone. + +2016-03-07 Martin Jambor <mjambor@suse.cz> + + * hsa.h (hsa_get_ctor_statements): Declare. + (hsa_get_dtor_statements): Likewise. + (hsa_get_kernel_dispatch_type): Likewise. + * hsa.c (hsa_get_ctor_statements): New function. + (hsa_get_dtor_statements): Likewise. + (hsa_get_kernel_dispatch_type): Likewise. + * hsa-brig.c (hsa_cdtor_statements): Removed. + (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and + hsa_get_dtor_statements. + * hsa-gen.c (hsa_kernel_dispatch_type): Removed. + (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type. + +2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com> + + * config/arm/arm-cores.def (cortex-r8): New. + * config/arm/arm-tables.opt (cortex-r8): Regenerate. + * config/arm/arm-tune.md: Likewise. + * doc/invoke.texi: Add cortex-r8 to list of cpu values. + +2016-03-07 Martin Sebor <msebor@redhat.com> + + PR rtl-optimization/19705 + * doc/invoke.texi (Options That Control Optimization): Clarify + -fno-branch-count-reg. + +2016-02-26 Richard Biener <rguenther@suse.de> + Jeff Law <law@redhat.com> + + PR tree-optimization/69740 + * cfghooks.c (remove_edge): Request loop fixups if we delete + an edge that might turn an irreducible loop into a natural + loop. + * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP. + Move after definition of loops_state_clear. + +2016-03-07 Bin Cheng <bin.cheng@arm.com> + + PR rtl-optimization/69052 + * rtlanal.c (commutative_operand_precedence): Set higher precedence + to CONST_WIDE_INT. + +2016-03-07 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/70116 + * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling + is_tm_ending stmts and ubsan/asan internal functions. + (find_duplicate): Use it. Don't test is_tm_ending here. + +2016-03-07 Richard Biener <rguenther@suse.de> + + PR tree-optimization/70115 + * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove. + (propagate_constants_for_unrolling): Use replace_uses_by. + +2016-03-07 Nathan Sidwell <nathan@codesourcery.com> + + PR middle-end/69916 + * omp-low.c (struct oacc_loop): Add ifns. + (new_oacc_loop_raw): Initialize it. + (finish_oacc_loop): Clear mask & flags if no ifns. + (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls. + (oacc_loop_xform_loop): Add ifns arg & adjust. + (oacc_loop_process): Adjust oacc_loop_xform_loop call. + +2016-03-07 Richard Henderson <rth@redhat.com> + + PR rtl-opt/70061 + * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust. + (insert_value_copy_on_edge): Likewise. + +2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/arm/arm_neon.h: Show error if using with soft-float ABI. + +2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> + + PR target/62281 + * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define. + +2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com> + + * config/i386/i386.c (znver1_cost): Fix Multiply cost. + +2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com> + + Fix sseimul type attribute. + * config/i386/znver1.md + (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load, + znver1_sseimul_avx256_load) : Fix the type attribute. + (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute, + pipe usage and latency. + +2016-03-05 Jakub Jelinek <jakub@redhat.com> + + PR c++/70084 + * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR + of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it + to the right type. + +2016-03-04 Bernd Schmidt <bschmidt@redhat.com> + + PR c/69973 + * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT. + + PR rtl-optimization/69941 + * postreload.c (reload_combine_recognize_pattern): Ensure all uses of + the reg share its mode. + +2016-03-04 Jeff Law <law@redhat.com> + + PR tree-optimization/69196 + * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): + If the both SSA_NAMEs are anonymous, then consider them unassociated + and include the PHI in the statement count. + +2016-03-05 Tom de Vries <tom@codesourcery.com> + + * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc + construct in oacc routine. Check for oacc region in oacc routine. + +2016-03-04 Jakub Jelinek <jakub@redhat.com> + + PR target/70062 + * config/i386/i386.c (decide_alg): Add RECUR argument. Revert + 2016-02-22 changes, instead don't recurse if RECUR is already true. + Don't change *dynamic_check if RECUR. Adjust recursive caller + to pass true to the new argument. + (ix86_expand_set_or_movmem): Adjust decide_alg caller. + + PR target/70059 + * config/i386/sse.md (vec_set_lo_<mode><mask_name>, + <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting + fixes. + (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands. + +2016-03-04 Bernd Schmidt <bschmidt@redhat.com> + + PR rtl-optimization/57676 + * lra-assigns.c (lra_assign): Guard test for maximum iterations + with flag_checking. + +2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com> + + * tree-vect-patterns.c (search_type_for_mask): Handle + comparison of booleans. + +2016-03-04 Jakub Jelinek <jakub@redhat.com> + + * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align): + Fix @xref usage. + + PR debug/69947 + * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle + all other ops that have dw_val_class_die_ref operands, + and DW_OP_GNU_entry_value. + +2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR rtl-optimization/69904 + * config/arm/arm.c (arm_cannot_copy_insn_p): + Return true for load-exclusive instructions. + +2016-03-03 Jakub Jelinek <jakub@redhat.com> + + PR target/70021 + * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN + argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark + the pattern no matter if it is used just by non-pattern, pattern + or mix thereof. + (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers. + * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If + oprnd1 def_stmt is in pattern, don't look through it. + +2016-03-03 Marek Polacek <polacek@redhat.com> + + PR middle-end/70050 + * match.pd (X % -Y): Add INTEGRAL_TYPE_P check. + +2016-03-03 Martin Liska <mliska@suse.cz> + + PR tree-optimization/70043 + * tree-vect-loop.c (optimize_mask_stores): Move iterator to + previous statement if we see a debug statement. + +2016-03-03 Richard Biener <rguenther@suse.de> + + PR tree-optimization/55936 + * tree-vrp.c (compare_name_with_value): Add use_equiv_p + parameter and guard unsafe equivalence use. + (vrp_evaluate_conditional_warnv_with_ops): Always use + safe equivalences but not via the quadratic compare_names + helper. + +2016-03-03 Michael Collison <michael.collison@linaro.org> + + PR target/70014 + * config/arm/arm.md (*subsi3_carryin_const): Change predicate + for operand 1 to s_register_operand. Change predicate for operand + 2 to arm_not_immediate_operand. + +2016-03-02 H.J. Lu <hongjiu.lu@intel.com> + + * doc/tm.texi: Regenerated. + +2016-03-02 Richard Henderson <rth@redhat.com> + + PR rtl-opt/67145 + * simplify-rtx.c (simplify_plus_minus): Allow reassoc without + simplification when all args are positive non-fixed registers. + +2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org> + + * target.def (lra_p): Specify that new ports should use LRA. + +2016-03-02 Jakub Jelinek <jakub@redhat.com> + + PR libgomp/69555 + * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also + gimplify_type_sizes the type they refer to. + (omp_notice_variable): Handle reference vars to VLAs. + * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE + reference to VLA decls in the second pass instead of first pass. + +2016-03-02 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/68659 + * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle + new_expr == NULL_TREE. + (get_new_name): Handle ADDR_EXPR. + +2016-03-02 Bin Cheng <bin.cheng@arm.com> + + PR rtl-optimization/69052 + * loop-invariant.c (canonicalize_address): New function. + (inv_can_prop_to_addr_use): Check validity of address expression + which is canonicalized by above function. + +2016-03-02 Alan Modra <amodra@gmail.com> + + PR ipa/69990 + * ipa-icf.c (sem_variable::merge): Do not merge an alias with + larger alignment. + +2016-03-02 Jakub Jelinek <jakub@redhat.com> + + PR target/70028 + * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative. + (*movhi_internal): Put mask moves from and to memory separately + from moves from/to GPRs. + +2016-03-02 Richard Biener <rguenther@suse.de> + + * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded + GENERIC expressions in GIMPLE. + +2016-03-02 Richard Biener <rguenther@suse.de> + + * config/i386/i386.c (type_natural_mode): Fix typo. + +2016-03-02 Nick Clifton <nickc@redhat.com> + + * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file. + +2016-03-02 Richard Biener <rguenther@suse.de> + Uros Bizjak <ubizjak@gmail.com> + + PR target/67278 + * config/i386/i386.c (type_natural_mode): Handle XFmode vectors. + +2016-03-02 Richard Biener <rguenther@suse.de> + + PR middle-end/67278 + * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case. + +2016-03-02 Marek Polacek <polacek@redhat.com> + + PR c/67854 + * gimplify.c (gimplify_va_arg_expr): Use expanded location for the + "is promoted to" warning. + +2016-03-01 DJ Delorie <dj@redhat.com> + + * config.gcc: Deprecate mep-*. + +2016-03-01 Vladimir Makarov <vmakarov@redhat.com> + + PR middle-end/70025 + * lra-constraints.c (regno_val_use_in): New. + (match_reload): Use it instead of regno_use_in. + +2016-03-01 Eric Botcazou <ebotcazou@adacore.com> + + PR rtl-optimization/70007 + * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory + references present in REG_EQUAL notes attached to non-SET patterns. + +2016-03-01 Jeff Law <law@redhat.com> + + PR tree-optimization/69196 + * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): + Appropriately clamp the number of statements to copy when the + thread path does not traverse a loop backedge. + + PR tree-optimization/69196 + * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): + Do count some PHIs in the thread path against the insn count. Decrease + final statement count by one as the control statement in the last + block will get removed. Remove special cased code for handling PHIs + in the last block. + +2016-03-01 Uros Bizjak <ubizjak@gmail.com> + + PR target/70027 + * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel + asm dialect alternatives to explicit GOTPCREL calls. + +2016-03-01 Eric Botcazou <ebotcazou@adacore.com> + + PR ada/70017 + * ira.c (do_reload): Issue warning for generic stack checking here... + * reload1.c (reload): ...instead of here and streamline it. + +2016-03-01 Nick Clifton <nickc@redhat.com> + + * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file. + +2016-03-01 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69983 + * tree-chrec.c (eq_evolutions_p): Handle conversions, compare + types and fall back to operand_equal_p. + +2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + Revert + 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/constraints.md ("jm8"): New constraint. + * config/s390/predicates.md ("const_int_8bitset_operand"): New + predicate. + * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge + into ... + ("*setmem_long<setmem_and>"): New pattern. + ("*setmem_long_31z", "*setmem_long_and_31z"): Merge + into ... + ("*setmem_long_31z<setmem_and>"): New pattern. + * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"): + New substitution rules with the required attributes. + + +2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + Revert + 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * gensupport.c (process_substs_on_one_elem): Split loop to + complete mark_operands_used_in_match_dup on all expressions in the + vector first. + (adjust_operands_numbers): Inline into process_substs_on_one_elem + and remove function. + +2016-03-01 Richard Biener <rguenther@suse.de> + + PR middle-end/70022 + * fold-const.c (fold_indirect_ref_1): Fix range checking for + vector BIT_FIELD_REF extract. + +2016-03-01 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69994 + * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case. + +2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com> + + PR tree-optimization/69956 + * tree-vect-stmts.c (supportable_widening_operation): Support + multi-step conversion of boolean vectors. + (supportable_narrowing_operation): Likewise. + +2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390.c (s390_decompose_address): Don't accept SImode + anymore. + +2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/subst.md (DSI_VI): New mode iterator. + ("addr_style_op_subst"): Use DSI_VI instead of DSI. + * config/s390/vector.md ("vec_set<mode>"): Move expander before + the insn definition. + ("*vec_set<mode>"): Change predicate and add alternative to + support only either register or const_int operands as element + selector. + ("*vec_set<mode>_plus"): New pattern to support reg + const_int + operands. + ("vec_extract<mode>"): New expander. + ("*vec_extract<mode>"): New insn definition supporting reg and + const_int element selectors. + ("*vec_extract<mode>_plus"): New insn definition supporting + reg+const_int element selectors. + ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the + following expander+insn definition. + ("<vec_shifts_name><mode>3"): New expander. + ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition. + +2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390.md ("*tabort_1"): Change predicate to + nonmemory_operand. Add a second alternative to cover + register as well as const int operands. + ("*tabort_1_plus"): New pattern definition. + +2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390.md ("*ashrdi3_cc_31") + ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and") + ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"): + Merge insn definitions into ... + ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"): + New pattern definition. + ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", ) + ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and") + ("*ashr<mode>3_and"): Merge insn definitions into ... + ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"): + New pattern definition. + * config/s390/subst.md ("addr_style_op_cc_subst") + ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New + substitutions patterns plus attributes. + Add ashiftrt to SUBST iterator. + +2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390.md ("<shift><mode>3"): Change predicate of + op2 to nonmemory_operand. + ("*<shift>di3_31", "*<shift>di3_31_and"): + Merge into single pattern definition ... + ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern. + ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single + pattern definition ... + ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern. + * config/s390/subst.md: Add ashift and lshiftrt to SUBST + iterator. + +2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/predicates.md (const_int_6bitset_operand): New + predicate. + * config/s390/s390.md: Include subst.md. + ("rotl<mode>3"): New expander. + ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into + ... + ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition. + * config/s390/subst.md: New file. + +2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390.md ("op_type", "atype", "length" attributes): + Remove RRR type. It doesn't really exist. + ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode + attributes. + ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes. + ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3") + ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3") + ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3") + ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2") + ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override + `enabled' attribute. + +2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * gensupport.c (process_substs_on_one_elem): Split loop to + complete mark_operands_used_in_match_dup on all expressions in the + vector first. + (adjust_operands_numbers): Inline into process_substs_on_one_elem + and remove function. + +2016-02-29 Eric Botcazou <ebotcazou@adacore.com> + + PR target/69706 + * config/sparc/sparc.c (NWORDS_UP): Rename to... + (CEIL_NWORDS): ...this. Use CEIL macro. + (compute_fp_layout): Adjust to above renaming. + (function_arg_union_value): Likewise. + (sparc_arg_partial_bytes): Likewise. + (sparc_function_arg_advance): Likewise. + +2016-02-29 Jeff Law <law@redhat.com> + + PR tree-optimization/70005 + * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case + where an object with a boolean range is compared against a value + outside [0..1]. + + PR tree-optimization/69999 + * gimple-ssa-split-paths.c (split_paths): When duplicating a block + with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule + loop cleanups. + +2016-02-29 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69994 + * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function. + (get_unary_op): Look through nop conversions. + (ops_equal_values_p): New function, look for equality diregarding + nop conversions. + (eliminate_plus_minus_pair): Use ops_equal_values_p + (repropagate_negates): Do not use get_unary_op here. + +2016-02-29 Martin Liska <mliska@suse.cz> + + * system.h: Poison ENABLE_CHECKING macro. + +2016-02-29 Martin Liska <mliska@suse.cz> + + * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS + is presented in dump flags. + * hsa-regalloc.c (linear_scan_regalloc): Likewise. + (hsa_regalloc): Likewise. + +2016-02-19 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69980 + * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update + permutation of those we need to keep. + +2016-02-29 Eric Botcazou <ebotcazou@adacore.com> + + PR target/69706 + * config/sparc/sparc.c (ROUND_ADVANCE): Rename to... + (NWORDS_UP): ...this + (init_cumulative_args): Minor tweaks. + (sparc_promote_function_mode): Likewise. + (scan_record_type): Delete. + (traverse_record_type): New function template. + (classify_data_t): New structure type. + (classify_registers): New inline function. + (function_arg_slotno): In 64-bit mode, bail out early if FP slots are + exhausted. Instantiate traverse_record_type on classify_registers and + deal with the case of a structure passed in slot #15 with no FP field + in the first word. + (assign_data_t): New structure type. + (compute_int_layout): New static function. + (compute_fp_layout): Likewise. + (count_registers): New inline function. + (assign_int_registers): New static function. + (assign_fp_registers): Likewise. + (assign_registers): New inline function. + (function_arg_record_value_1): Delete. + (function_arg_record_value_2): Likewise. + (function_arg_record_value_3): Likewise. + (function_arg_record_value): Adjust to above changes. Instantiate + traverse_record_type on count_registers to first count the number of + registers to be used and then on assign_registers to assign them. + (function_arg_union_value): Adjust to above renaming. + (sparc_function_arg_1); Minor tweaks. Remove commented out code. + (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the + case of a structure passed in slot #15 + (sparc_function_arg_advance): Likewise. + (function_arg_padding): Minor tweak. + +2016-02-29 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69720 + * tree-vect-loop.c (get_initial_def_for_reduction): Avoid + the adjustment_def path for possibly vectorized defs. + (vect_create_epilog_for_reduction): Handle vectorized initial + defs properly. + +2016-02-28 Eric Botcazou <ebotcazou@adacore.com> + + * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define. + +2016-02-27 Jeff Law <law@redhat.com> + + Revert + 2016-02-26 Richard Biener <rguenther@suse.de> + Jeff Law <law@redhat.com> + + PR tree-optimization/69740 + * cfghooks.c (remove_edge): Request loop fixups if we delete + an edge that might turn an irreducible loop into a natural + loop. + +2016-02-27 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/69896 + * tree-vect-generic.c (get_compute_type): Avoid single element + vector types. + +2016-02-26 Evandro Menezes <e.menezes@samsung.com> + + Rename the AArch64 tuning option and related functions to enable the + Newton series for the reciprocal square root to reflect its + approximative characteristic. + + * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename + function to "aarch64_emit_approx_rsqrt". + * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to + AARCH64_EXTRA_TUNE_APPROX_RSQRT. + * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name. + (xgene1_tunings): Likewise. + (use_rsqrt_p): Likewise. + (aarch64_emit_swrsqrt): Use new function name. + * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise. + * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the + text explaining this option. + * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise. + +2016-02-26 Jakub Jelinek <jakub@redhat.com> + + PR target/69969 + * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't + complain about -mallow-movmisalign without -mvsx if + TARGET_ALLOW_MOVMISALIGN was not set explicitly. + +2016-02-26 Joel Sherrill <joel@rtems.org> + + * config.gcc: Add x86_64-*-rtems*. + * config/i386/rtems-64.h: New file. + +2016-02-26 Joel Sherrill <joel@rtems.org> + + * config.gcc: Add aarch64-*-rtems*. + * config/aarch64/rtems.h: New file. + +2016-02-26 Segher Boessenkool <segher@kernel.crashing.org> + + PR target/69946 + * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm + shift amount using %h. Add comment. + +2016-02-26 Richard Biener <rguenther@suse.de> + Jeff Law <law@redhat.com> + + PR tree-optimization/69740 + * cfghooks.c (remove_edge): Request loop fixups if we delete + an edge that might turn an irreducible loop into a natural + loop. + +2016-02-26 Martin Jambor <mjambor@suse.cz> + + PR middle-end/69920 + * tree-sra.c (sra_modify_assign): Do not remove loads of + uninitialized aggregates to SSA_NAMEs. + +2016-02-26 Richard Henderson <rth@redhat.com> + + PR target/69709 + * config/s390/s390.md (risbg and risbgn splitters): Allocate new + pseudo in case the target rtx matches the source of the left + shift. + +2016-02-26 Martin Jambor <mjambor@suse.cz> + + PR hsa/69568 + * hsa.h (hsa_type_packed_p): Declare. + * hsa.c (hsa_type_packed_p): New function. + * hsa-gen.c (mem_type_for_type): Use unsigned type for packed + loads. + (gen_hsa_insns_for_store): Use hsa_type_packed_p. + * hsa-brig.c (emit_basic_insn): Likewise. + +2016-02-26 Martin Jambor <mjambor@suse.cz> + + pr hsa/69674 + * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for + pointers. + (gen_hsa_addr): Allow integer constants in TMR_INDEX2. + +2016-02-26 Martin Jambor <mjambor@suse.cz> + + * hsa.h (is_a_helper): New overload for hsa_op_immed for + hsa_op_with_type operands. + (hsa_unsigned_type_for_type): Declare. + * hsa.c (hsa_unsigned_type_for_type): New function. + * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type. + (gen_hsa_insns_for_operation_assignment): Satisfy constrains of + the finalizer. Do not emit extra move. + +2016-02-26 Martin Jambor <mjambor@suse.cz> + + * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of + atomic operations in private segment. + +2016-02-26 Martin Jambor <mjambor@suse.cz> + + * omp-low.c (grid_find_ungridifiable_statement): Store problematic + statements to wi->info. Also disallow omp simd constructs. + (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason + for not gridifying. Dump special string for omp_for. + +2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/69245 + * config/aarch64/aarch64.c (aarch64_set_current_function): + Save/restore target globals when switching to + target_option_default_node. + +2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/69613 + * config/aarch64/aarch64.c (aarch64_shift_truncation_mask): + Return 0 if !SHIFT_COUNT_TRUNCATED. + +2016-02-26 Jakub Jelinek <jakub@redhat.com> + Eric Botcazou <ebotcazou@adacore.com> + + PR rtl-optimization/69891 + * dse.c (scan_insn): If we can't figure out memset arguments + or they are non-constant, call clear_rhs_from_active_local_stores. + +2016-02-26 Martin Liska <mliska@suse.cz> + + * doc/extend.texi: Mention clog10, clog10f an clog10l + in Builtins section. + +2016-02-26 Martin Liska <mliska@suse.cz> + + * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with + CHECKING_P. + (resolve_args_picking_1): Likewise. + * dwarf2out.h (struct GTY): Likewise. + +2016-02-26 Martin Liska <mliska@suse.cz> + + * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro + with flag_checking. + * hsa-regalloc.c (linear_scan_regalloc): Likewise. + +2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de> + Martin Liska <mliska@suse.cz> + + * doc/install.texi: Mention --enable-valgrind-annotations. + +2016-02-26 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69551 + * tree-ssa-structalias.c (get_constraint_for_ssa_var): When + looking through aliases adjust DECL_PT_UID to refer to the + ultimate alias target. + +2016-02-25 Martin Liska <mliska@suse.cz> + + PR middle-end/69919 + * alloc-pool.c (after_memory_report): New variable. + * alloc-pool.h (base_pool_allocator ::release): Do not use + the infrastructure if after_memory_report. + * toplev.c (toplev::main): Mark after memory report. + +2016-02-25 Richard Biener <rguenther@suse.de> + + PR tree-optimization/48795 + * tree-vrp.c (check_array_ref): Use array_at_struct_end_p. + +2016-02-25 Ilya Verbin <ilya.verbin@intel.com> + + PR driver/68463 + * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if + offloading is enabled and -fopenacc or -fopenmp is specified. + (CRTOFFLOADEND): Likewise. + (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN. + (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND. + * lto-wrapper.c (offloadbegin, offloadend): Remove static vars. + (offload_objects_file_name): New static var. + (tool_cleanup): Remove offload_objects_file_name file. + (find_offloadbeginend): Replace with ... + (find_crtoffloadtable): ... this. + (run_gcc): Remove offload_argc and offload_argv. + Get offload_objects_file_name from -foffload-objects=... option. + Read names of object files with offload from this file, pass them to + compile_images_for_offload_targets. Don't call find_offloadbeginend and + don't pass offloadbegin and offloadend to the linker. Don't pass + offload non-LTO files to the linker, because now they're not claimed. + +2016-02-25 Jan Hubicka <hubicka@ucw.cz> + + PR ipa/69630 + * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE + on builtin_unreachable. + +2016-02-25 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/69896 + * regcprop.c: Include cfgrtl.h. + (copyprop_hardreg_forward_1): If noop_p insn uses narrower + than remembered mode, either delete it (if noop_move_p), or + treat like copy_p but not noop_p instruction. + +2016-02-24 Jakub Jelinek <jakub@redhat.com> + + PR debug/69705 + * dwarf2out.c (gen_variable_die): Work around buggy LTO + - allow NULL decl for Fortran DW_TAG_common_block variables. + +2016-02-24 Jason Merrill <jason@redhat.com> + + * common.opt (flifetime-dse): Add -flifetime-dse=1. + +2016-02-24 Richard Biener <rguenther@suse.de> + Jakub Jelinek <jakub@redhat.com> + + PR middle-end/69760 + * tree-scalar-evolution.c (interpret_rhs_expr): Re-write + conditionally executed ops to well-defined overflow behavior. + +2016-02-24 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/69915 + * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST + elements. + +2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR rtl-optimization/69886 + * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode + argument. Use it when checking validity of set instructions. + (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p. + (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p + callsite. + * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype. + * store-motion.c (find_moveable_store): Update + can_assign_to_reg_without_clobbers_p callsite. + +2016-02-24 Richard Biener <rguenther@suse.de> + + PR middle-end/68963 + * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix + bogus check. + (record_nonwrapping_iv): Do not fall back to the low/high bound + for non-constant IV bases if the stmt is not always executed. + +2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/arm/arm-cores.def (cortex-a32): New entry. + * config/arm/arm-tables.opt: Regenerate. + * config/arm/arm-tune.md: Regenerate. + * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32. + * config/arm/t-aprofile: Handle mcpu=cortex-a32. + * doc/invoke.texi (ARM Options): Document cortex-a32 as value + for -mcpu and -mtune. + +2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/69875 + * config/arm/arm.h (TARGET_HAVE_LPAE): Define. + * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value. + * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern. + (atomic_loaddi_1): Delete. + (atomic_loaddi): Rewrite expander using the above changes. + +2016-02-24 Jakub Jelinek <jakub@redhat.com> + + PR c/69918 + * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from + 2 to 3. + +2016-02-24 Jakub Jelinek <jakub@redhat.com> + Richard Biener <rguenth@suse.de> + + PR middle-end/69909 + * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid + set_mem_attributes if tem is SSA_NAME which got expanded + as a MEM. + +2016-02-24 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69907 + * tree-vect-stmts.c (vectorizable_load): Check for gaps at the + end of permutations for BB vectorization. + +2016-02-24 Christian Bruel <christian.bruel@st.com> + + * config/arm/arm-c.c (arm_option_override): Initialize + target_option_current_node. + * config/arm/arm.c (arm_pragma_target_parse): Replace + build_target_option_node call by target_option_current_node. + Set target_option_current_node. + Fix comments. + +2016-02-23 David Edelsohn <dje.gcc@gmail.com> + + PR target/69810 + * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from + define_insn_and_split to define_insn. + (zero_extendqi<mode>2_dot2): Same. + (extendqi<mode>2_dot): Same. + (extendqi<mode>2_dot2): Same. + +2016-02-23 Evandro Menezes <e.menezes@samsung.com> + + * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores + and add bypass for AES{D,E} and AESMC pairs. + * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E} + and AESMC pairs. + +2016-02-23 Evandro Menezes <e.menezes@samsung.com> + + * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton + series for reciprocal square root in Exynos M1. + +2016-02-23 Martin Sebor <msebor@redhat.com> + + PR c/69759 + * doc/extend.texi (Other Builtins): Document __builtin_alloca and + __builtin_alloca_with_align. + +2016-02-23 Richard Henderson <rth@redhat.com> + + * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS. + (ix86_register_pragmas): Remove __seg_tls. + * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove. + * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it. + (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove. + (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove. + (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove. + * doc/extend.texi (__seg_tls): Remove item. + +2016-02-23 Richard Biener <rguenther@suse.de> + + * alloc-pool.h (struct allocation_object): Make id member + conditional on CHECKING_P again. + (get_instance): Adjust. + (base_pool_allocator): Likewise. + +2016-02-23 Thomas Schwinge <thomas@codesourcery.com> + + * tree-parloops.c (create_parallel_loop, gen_parallel_loop) + (parallelize_loops): In OpenACC kernels mode, set n_threads to + zero. + (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on + flag_openacc. + * tree-ssa-loop.c (gate_oacc_kernels): Likewise. + +2016-02-23 Richard Biener <rguenther@suse.de> + + * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t. + * bitmap.h (struct bitmap_usage): Likewise. + (bitmap_move): Declare. + * bitmap.c (register_overhead): Take size_t argument. + (bitmap_move): New function. + * df-problems.c (df_rd_transfer_function): Use bitmap_move + to properly account overhead. + * tree.c (free_node): Use tree_size. + +2016-02-23 Jakub Jelinek <jakub@redhat.com> + + PR c++/69902 + * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING + when inverting comparison. + + PR c/69900 + * common.opt (Wunreachable-code): Add Warning flag. + +2016-02-23 Mark Wielaard <mjw@redhat.com> + Jakub Jelinek <jakub@redhat.com> + + PR c/69911 + * cgraphunit.c (check_global_declaration): Check main_input_filename + and DECL_SOURCE_FILE are not NULL. + +2016-02-23 Martin Jambor <mjambor@suse.cz> + + PR tree-optimization/69666 + * tree-sra.c (sra_modify_assign): Do not attempt to create + default_def replacements for unscalarizable regions. + +2016-02-20 Mark Wielaard <mjw@redhat.com> + + PR c/28901 + * cgraphunit.c (check_global_declaration): Check level of + warn_unused_const_variable and main_input_filename. + * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=. + (-Wunused-variable): For C implies -Wunused-const-variable=1. + (-Wunused-const-variable): Explain levels 1 and 2. + +2016-02-22 Jakub Jelinek <jakub@redhat.com> + + PR target/69888 + * config/i386/i386.c (decide_alg): Ensure we don't recurse with + identical arguments. Formatting and spelling fixes. + + PR target/69885 + * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must + be specified. + + PR target/69894 + PR target/69895 + * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def + and m68k-devices.def. + * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def. + * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def. + +2016-02-22 Cesar Philippidis <cesar@codesourcery.com> + + * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode + and HImode registers. + +2016-02-22 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69882 + * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly + preserve permutations present because of gaps. + (vect_supported_load_permutation_p): Always continue checking + permutations after vect_attempt_slp_rearrange_stmts. + +2016-02-22 Bin Cheng <bin.cheng@arm.com> + + * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump + min_profitable_estimate, rather than min_profitable_iters. + +2016-02-22 Jakub Jelinek <jakub@redhat.com> + + PR target/69885 + * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use + SImode for last match_operand. + +2016-02-22 Martin Liska <mliska@suse.cz> + + * hsa-gen.c (gen_hsa_clrsb): In case of zero value, + return bitsize - 1 as the return value. + +2016-02-22 Oleg Endo <olegendo@gcc.gnu.org> + + PR target/69806 + PR target/54089 + * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p): + Handle negative shift counts. + * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use + force_reg on the shift constant. + (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d. + (lshrsi3_d): Handle negative shift counts. + +2016-02-22 Richard Biener <rguenther@suse.de> + Tom de Vries <tom@codesourcery.com> + + * graph.c: Include dumpfile.h. + (print_graph_cfg): Split into three overloads. + * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn. + +2016-02-22 Tom de Vries <tom@codesourcery.com> + + * gdbhooks.py (class DumpFn): Add and instantiate, adding command + dump-fn. + +2016-02-22 Richard Biener <rguenther@suse.de> + + PR ipa/37448 + * ipa-inline-transform.c (inline_call): When not updating + overall summaries adjust self size by the growth estimate. + * ipa-inline.c (inline_to_all_callers_1): Add to the callers + hash-set, do not update overall summaries here. Renamed from ... + (inline_to_all_callers): ... this which is now wrapping the + above and performing delayed overall summary update. + (early_inline_small_functions): Delay updating of the overall + summary. + +2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de> + + * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize + variable. + +2016-02-19 Jakub Jelinek <jakub@redhat.com> + + PR driver/69805 + * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use + :%* in %:gt() argument. + (greater_than_spec_func): Adjust for expecting only numbers, + if there are more than two numbers, compare the last two. + +2016-02-19 Jonathan Wakely <jwakely@redhat.com> + + * doc/invoke.texi (C++ Dialect Options): Clarify interaction of + -Wnarrowing with -std. + +2016-02-19 Jakub Jelinek <jakub@redhat.com> + + PR c++/69851 + * expr.c (store_field): Don't use bit-field path if exp is + COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is + different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize + and the assignment can be performed by bitwise copy. Formatting + fix. + + PR middle-end/69838 + * lra.c (lra_process_new_insns): If non-call exceptions are enabled, + call copy_reg_eh_region_note_forward on before and/or after sequences + and remove note from insn if it no longer can throw. + + PR target/69820 + * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode + if TARGET_AVX512BW. + +2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/vector.md: Add missing commutative operand markers + to the patterns which qualify for one. + * config/s390/vx-builtins.md: Likewise. + +2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/vector.md (VI, VI_QHS): Add single element vector + types to mode iterators. + (vec_double): ... and mode attribute. + * config/s390/vx-builtins.md (non_vec_int): Likewise. + +2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"): + Change the predicate of op2 from nonimmediate to general and let + reload fix it if necessary. + +2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/vecintrin.h (vec_sub_u128): Define missing macro. + +2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390.c (s390_expand_vcond): Use the compare operand + mode. + +2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype. + * config/s390/s390.c (s390_expand_vec_movstr): New function. + * config/s390/s390.md ("movstr<P:mode>"): Call + s390_expand_vec_movstr. + +2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390.md: Add missing output modifier for operand 1 + to print it as address properly. + +2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*. + * config/s390/2964.md: New file. + * config/s390/s390.c (s390_get_sched_attrmask): Use the right set + of insn grouping attributes depending on the CPU level. + (s390_get_unit_mask): New function. + (s390_sched_score): Remove the OOO from the scheduling macros. + Add loop to calculate a score for the instruction mix. + (s390_sched_reorder): Likewise plus improve debug output. + (s390_sched_variable_issue): Rename macros as above. Calculate + the unit distances after actually scheduling an insn. Improve + debug output. + (s390_sched_init): Clear last_scheduled_unit_distance array. + * config/s390/s390.md: Include 2964.md. + +2016-02-18 Jakub Jelinek <jakub@redhat.com> + + PR target/69671 + * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1, + *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1, + *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1, + *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1, + *avx512f_<code>v8div16qi2_mask_1): New insns. + +2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/68404 + * config/rs6000/predicates.md (fusion_gpr_addis): Revert + 2016-02-09 change. + + * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove + earlyclobber from target. Use wF constraint for fused memory + address. + (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise. + +2016-02-18 Jakub Jelinek <jakub@redhat.com> + Martin Liska <mliska@suse.cz> + + PR sanitizer/69863 + * cfgexpand.c (asan_sanitize_stack_p): New function. + (partition_stack_vars): Use the function. + (expand_stack_vars): Likewise. + (defer_stack_allocation): Likewise. + (expand_used_vars): Likewise. + +2016-02-18 Richard Biener <rguenther@suse.de> + + PR middle-end/69553 + * fold-const.c (operand_equal_p): Properly compare offsets for + IMAGPART_EXPR and ARRAY_REF. + +2016-02-18 Nick Clifton <nickc@redhat.com> + + PR target/62254 + PR target/69610 + * config/arm/arm.c (arm_option_override_internal): Disable + interworking if the target does not support thumb instructions. + (arm_reload_in_hi): Handle the case where a register to register + move needs reloading because there is no simple pattern to handle + it. + (arm_reload_out_hi): Likewise. + +2016-02-18 Richard Biener <rguenther@suse.de> + + PR middle-end/69854 + * match.pd: Don't use fold_binary or fold_unary for folding + constants. + +2016-02-17 Jakub Jelinek <jakub@redhat.com> + + PR c++/69850 + * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning + on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND. + * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't + warn on gimple_no_warning_p statements. + +2016-02-17 Jonathan Wakely <jwakely@redhat.com> + + * doc/extend.texi (C++ Attributes): Correct description of + warn_unused type attribute. + +2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output + correct instruction. + +2016-02-17 Richard Biener <rguenther@suse.de> + + PR rtl-optimization/69609 + * bb-reorder.c (struct bbro_basic_block_data): Add priority member. + (find_traces_1_round): When ending a trace update cached priority + of successors. + (bb_to_key): Use cached priority when available. + (copy_bb): Initialize cached priority. + (reorder_basic_blocks_software_trace_cache): Likewise. + +2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/69161 + * config/aarch64/predicates.md (aarch64_comparison_operator_mode): + New predicate. + (aarch64_comparison_operator): Break overly long line into two. + (aarch64_comparison_operation): Likewise. + * config/aarch64/aarch64.md (cstorecc4): Use + aarch64_comparison_operator_mode instead of + aarch64_comparison_operator. + (cstore<mode>4): Likewise. + (aarch64_cstore<mode>): Likewise. + (*cstoresi_insn_uxtw): Likewise. + (cstore<mode>_neg): Likewise. + (*cstoresi_neg_uxtw): Likewise. + +2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/69161 + * config/arm/predicates.md (arm_comparison_operator_mode): + New predicate. + * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode + instead of arm_comparison_operator. + (*mov_negscc): Likewise. + (*mov_notscc): Likewise. + * config/arm/thumb2.md (*thumb2_mov_scc): Likewise. + (*thumb2_mov_negscc): Likewise. + (*thumb2_mov_negscc_strict_it): Likewise. + (*thumb2_mov_notscc): Likewise. + (*thumb2_mov_notscc_strict_it): Likewise. + +2016-02-17 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64.c (aarch64_internal_mov_immediate): + Add missing return. + +2016-02-17 Eric Botcazou <ebotcazou@adacore.com> + + * config/visium/visium.c (machine_libfunc_index): New enum. + (machine_libfuncs): New structure. + (visium_libfuncs): New static variable. + (TARGET_INIT_LIBFUNCS): Define to... + (visium_init_libfuncs): ...this. New function. + (expand_block_move_4): Use the appropriate libfunc. + (expand_block_move_2): Likewise. + (expand_block_move_1): Likewise. + (expand_block_set_4): Likewise. + (expand_block_set_2): Likewise. + (expand_block_set_1): Likewise. + (visium_trampoline_init): Likewise. + +2016-02-17 Nick Clifton <nickc@redhat.com> + + * config/msp430/msp430.c (msp430_mcu_data): Sync with data from + TI's devices.csv file as of March 2016. + +2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org> + + PR Target/48344 + * opts-global.c (handle_common_deferred_options): Introduce and + initialize two global variables to remember command-line options + specifying a stack-limiting register. + * opts.h: Add extern declarations of the two new global variables. + * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx + variable based on the values of the two new global variables. + +2016-02-16 Jakub Jelinek <jakub@redhat.com> + + PR c/69835 + * common.opt (Wnonnull-compare): New warning. + * doc/invoke.texi (-Wnonnull): Remove text about comparison + of arguments against NULL. + (-Wnonnull-compare): Document. + * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o. + * tree-pass.h (make_pass_warn_nonnull_compare): Declare. + * passes.def (pass_warn_nonnull_compare): Add. + * gimple-ssa-nonnull-compare.c: New file. + +2016-02-16 James Greenhalgh <james.greenhalgh@arm.com> + + * config/aarch64/aarch64.c (cortexa57_tunings): Remove + AARCH64_EXTRA_TUNE_RECIP_SQRT. + +2016-02-16 James Greenhalgh <james.greenhalgh@arm.com> + + * config/aarch64/aarch64.c (use_rsqrt_p): Always use software + reciprocal sqrt for -mlow-precision-recip-sqrt. + +2016-02-16 James Greenhalgh <james.greenhalgh@arm.com> + Ramana Radhakrishnan <ramana.radhakrishnan@arm.com> + + * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor, + always use lane loads to construct non-constant vectors. + +2016-02-16 James Greenhalgh <james.greenhalgh@arm.com> + + * config/aarch64/aarch64.md + (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register + constraints for operand 3. + (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise. + +2016-02-16 Jakub Jelinek <jakub@redhat.com> + Richard Biener <rguenther@suse.de> + + PR tree-optimization/69820 + * tree-vect-patterns.c (type_conversion_p): Return false if + *orig_type is unsigned single precision or boolean. + (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern): + Formatting fix. + +2016-02-16 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/69764 + PR rtl-optimization/69771 + * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT + op1 is valid for GET_MODE_INNER (mode) and force it into a reg. + +2016-02-16 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69776 + * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias + sets from caller. + (indirect_refs_may_alias_p): Likewise. + (refs_may_alias_p_1): Pass alias sets as from ao_ref. + * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set + according to tbaa_p. + * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag. + (optimize_stmt): For redundant store discovery do not allow tbaa. + +2016-02-16 Bernd Schmidt <bschmidt@redhat.com> + + PR tree-optimization/69714 + * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change. + Return NULL if we have irrelevant high bytes on BIG_ENDIAN. + +2016-02-16 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes. + * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP) + (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define. + * config/arc/arc.c (arc_init): Check FPU options. + (get_arc_condition_code): Handle new CC_FPU* modes. + (arc_select_cc_mode): Likewise. + (arc_conditional_register_usage): Allow 64 bit datum into even-odd + register pair only. Allow access for ARCv2 accumulator. + (gen_compare_reg): Whenever we have FPU support use FPU compare + instructions. + (arc_reorg): Don't generate brcc insns when FPU compare + instructions are involved. + * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition. + (TARGET_OPTFPE): Add condition when ARC EM can use optimized + floating point emulation. + (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define. + (REVERSE_CONDITION): Add new CC_FPU* modes. + (TARGET_FP_SP_BASE): Define. + (TARGET_FP_DP_BASE): Likewise. + (TARGET_FP_SP_FUSED): Likewise. + (TARGET_FP_DP_FUSED): Likewise. + (TARGET_FP_SP_CONV): Likewise. + (TARGET_FP_DP_CONV): Likewise. + (TARGET_FP_SP_SQRT): Likewise. + (TARGET_FP_DP_SQRT): Likewise. + (TARGET_FP_DP_AX): Likewise. + * config/arc/arc.md (ARCV2_ACC): New constant. + (type): New fpu type attribute. + (SDF): Conditional iterator. + (cstore<mode>, cbranch<mode>): Change expand condition. + (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands, + handles FPU/FPX cases as well. + * config/arc/arc.opt (mfpu): New option. + * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx): + Renamed. + (adddf3, muldf3, subdf3): Removed. + * config/arc/predicates.md (proper_comparison_operator): Recognize + CC_FPU* modes. + * config/arc/fpu.md: New file. + * doc/invoke.texi (ARC Options): Document mfpu option. + +2016-02-16 Richard Biener <rguenther@suse.de> + + PR rtl-optimization/69291 + * ifcvt.c (noce_try_store_flag_constants): Re-instantiate + noce_operand_ok check. + +2016-02-16 Tom de Vries <tom@codesourcery.com> + + PR lto/67709 + * omp-low.c (simd_clone_create): Remove call to + symtab->call_cgraph_insertion_hooks. + +2016-02-16 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/69802 + * tree-ssa-reassoc.c (update_range_test): If op is + SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive + op == 1 test of precision 1 integral op, otherwise handle + that case as op itself. Fix up formatting. + (optimize_range_tests_to_bit_test, optimize_range_tests): Fix + up formatting. + +2016-02-16 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69586 + * tree-vrp.c (register_edge_assert_for_2): Handle all integral + types for conversion sources. + +2016-02-16 Richard Biener <rguenther@suse.de> + + PR middle-end/69801 + * fold-const.c (operand_equal_p): For COND_EXPR zero operand + mask OEP_ADDRESS_OF. + +2016-02-16 Alan Modra <amodra@gmail.com> + + PR target/68973 + * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter. + (p8_mtvsrd_df, p8_mtvsrd_sf): New. + (p8_mtvsrd_1, p8_mtvsrd_2): Delete. + (p8_mtvsrwz): New. + (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete. + (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF. + (p8_fmrgow_<mode>): Likewise. + (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above + changes. + (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint. + (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting + to use movdi_internal64. Remove op0_di. + * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode. + +2016-02-15 Evandro Menezes <e.menezes@samsung.com> + + Add support for the FCCMP insn types + + * config/aarch64/aarch64.md (fccmp): Change insn type. + (fccmpe): Likewise. + * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types. + * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise. + * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise. + * config/arm/xgene1.md (xgene1_fcmp): Likewise. + * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation. + * config/arm/types.md (fccmps): Add new insn type. + (fccmpd): Likewise. + +2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de> + + * alias.c (get_alias_set): Fix a typo in comment. + +2016-02-15 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69595 + * match.pd: Complete range test simplification to true. + +2016-02-15 Bernd Schmidt <bschmidt@redhat.com> + + PR rtl-optimization/69648 + * lra-constraints.c (update_ebb_live_info): Don't remove sets of + pic_offset_table_rtx. + + PR rtl-optimization/69752 + * ira.c (update_equiv_regs): When looking for more than a single SET, + also take other side effects into account. + +2016-02-15 Marcin KoÅ›cielnicki <koriakin@0x04.net> + + * config/s390/s390.c (s390_function_profiler): Add a new sequence + for z900+ CPUs in 31-bit mode. + +2016-02-15 Marcin KoÅ›cielnicki <koriakin@0x04.net> + + * common/config/s390/s390-common.c (s390_supports_split_stack): + New function. + (TARGET_SUPPORTS_SPLIT_STACK): New macro. + * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue. + * config/s390/s390.c (struct machine_function): New field + split_stack_varargs_pointer. + (s390_register_info): Mark r12 as clobbered if it'll be used as temp + in s390_emit_prologue. + (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack + vararg pointer. + (morestack_ref): New global. + (SPLIT_STACK_AVAILABLE): New macro. + (s390_expand_split_stack_prologue): New function. + (s390_live_on_entry): New function. + (s390_va_start): Use split-stack vararg pointer if appropriate. + (s390_asm_file_end): Emit the split-stack note sections. + (TARGET_EXTRA_LIVE_ON_ENTRY): New macro. + * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec. + (UNSPECV_SPLIT_STACK_CALL): New unspec. + (UNSPECV_SPLIT_STACK_DATA): New unspec. + (split_stack_prologue): New expand. + (split_stack_space_check): New expand. + (split_stack_data): New insn. + (split_stack_call): New expand. + (split_stack_call_*): New insn. + (split_stack_cond_call): New expand. + (split_stack_cond_call_*): New insn. + +2016-02-15 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69783 + * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): + Add trivially correct cases. + +2016-02-15 Tom de Vries <tom@codesourcery.com> + + PR lto/69655 + * lto-cgraph.c (input_offload_tables): Add and handle bool parameter + do_force_output. + * lto-streamer.h (input_offload_tables): Add and handle bool parameter. + +2016-02-15 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69776 + * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype. + * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to + indicate whether we can use TBAA to disambiguate against stores. + Use alias-set zero if not. + (visit_reference_op_store): Do not use TBAA when looking up + redundant stores. + * tree-ssa-pre.c (compute_avail): Use TBAA here. + (eliminate_dom_walker::before_dom_children): But not when looking + up redundant stores. + +2016-02-14 John David Anglin <danglin@gcc.gnu.org> + + * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New. + +2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com> + + * config/i386/znver1.md + (znver1_pop, znver1_pop_mem, + znver1_load_imov_double_store, + znver1_load_imov_direct_store, + znver1_load_imov_direct_load, + znver1_load_imov_double_load): Add new. + (znver1_insn, znver1_insn_load): Add icmov type. + (znver1_sseavx_fma, + znver1_sseavx_fma_load, + znver1_avx256_fma, + znver1_avx256_fma_load): Fix pipe usage. + +2016-02-14 Alan Modra <amodra@gmail.com> + + PR target/68973 + * reload.c (find_reloads_address_1): For pre/post-inc/dec + with an invalid hard reg, reload just the reg not the entire + pre/post-inc/dec address expression. + +2016-02-13 Oleg Endo <olegendo@gcc.gnu.org> + + PR target/67260 + * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with + fixed R1_REG scratch reg. + (sibcall_value_pcrel_fdpic): Likewise. + +2016-02-13 Oleg Endo <olegendo@gcc.gnu.org> + + PR target/67636 + PR target/64345 + * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern. + +2016-02-12 Walter Lee <walt@tilera.com> + + * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD. + * config/tilegx/t-tilegx: Likewise. + +2016-02-12 David Malcolm <dmalcolm@redhat.com> + + PR other/69554 + * diagnostic-show-locus.c (struct line_span): New struct. + (layout::get_first_line): Delete. + (layout::get_last_line): Delete. + (layout::get_num_line_spans): New member function. + (layout::get_line_span): Likewise. + (layout::print_heading_for_line_span_index_p): Likewise. + (layout::get_expanded_location): Likewise. + (layout::calculate_line_spans): Likewise. + (layout::m_first_line): Delete. + (layout::m_last_line): Delete. + (layout::m_line_spans): New field. + (layout::layout): Update comment. Replace m_first_line and + m_last_line with m_line_spans, replacing their initialization + with a call to calculate_line_spans. + (diagnostic_show_locus): When printing source lines and + annotations, rather than looping over a single span + of lines, instead loop over each line_span within + the layout, with an inner loop over the lines within them. + Call the context's start_span callback when changing line spans. + * diagnostic.c (diagnostic_initialize): Initialize start_span. + (diagnostic_build_prefix): Break out the building of the location + part of the string into... + (diagnostic_get_location_text): ...this new function, rewriting + it from nested ternary expressions to a sequence of "if" + statements. + (default_diagnostic_start_span_fn): New function. + * diagnostic.h (diagnostic_start_span_fn): New typedef. + (diagnostic_context::start_span): New field. + (default_diagnostic_start_span_fn): New prototype. + +2016-02-12 David Malcolm <dmalcolm@redhat.com> + + PR driver/69779 + * gcc.c (driver::finalize): Fix cleanup of "specs". + +2016-02-12 David Malcolm <dmalcolm@redhat.com> + + PR driver/69265 + PR driver/69453 + * gcc.c (driver::driver): Initialize m_option_suggestions. + (driver::~driver): Clean up m_option_suggestions. + (suggest_option): Convert to... + (driver::suggest_option): ...this, and split out into + driver::build_option_suggestions and find_closest_string. + (driver::build_option_suggestions): New function, from + first half of suggest_option. Special-case + OPT_fsanitize_ and OPT_fsanitize_recover_, making use of + the sanitizer_opts array. For options of enum types, add the + various enum values to the candidate strings. + (driver::handle_unrecognized_options): Remove "const". + * gcc.h (driver::handle_unrecognized_options): Likewise. + (driver::build_option_suggestions): New decl. + (driver::suggest_option): New decl. + (driver::m_option_suggestions): New field. + * opts-common.c (add_misspelling_candidates): New function. + * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s + and make non-static. + * opts.h (sanitizer_opts): New array decl. + (add_misspelling_candidates): New function decl. + * spellcheck.c (find_closest_string): New function. + * spellcheck.h (find_closest_string): New function decl. + +2016-02-12 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/69764 + PR rtl-optimization/69771 + * optabs.c (expand_binop_directly): For shift_optab_p, force + convert_modes with VOIDmode if xop1 has VOIDmode. + +2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com> + + PR target/69729 + * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args + to correctly determine instrumentation thunks. + +2016-02-12 Jakub Jelinek <jakub@redhat.com> + + PR ipa/69241 + * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE + type by reference, force lhs on the call. + + PR ipa/68672 + * ipa-split.c (split_function): Don't compute/use main_part_return_p. + Compute retval and retbnd early in all cases if split_part_return_p + and return_bb is not EXIT. Remove all clobber stmts and reset + all debug stmts that refer to SSA_NAMEs defined in split part, + except if it is retval, in that case replace the old retval with the + lhs of the call to the split part. + +2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org> + + revert: + 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org> + + PR middle-end/66726 + * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt + whose result is used in PHI. + (maybe_optimize_range_tests): Likewise. + (final_range_test_p): Likweise. + +2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org> + + PR middle-end/66726 + * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt + whose result is used in PHI. + (maybe_optimize_range_tests): Likewise. + (final_range_test_p): Likweise. + +2016-02-12 Jakub Jelinek <jakub@redhat.com> + + * cgraph.c: Spelling fixes - behaviour -> behavior and + neighbour -> neighbor. + * target.def: Likewise. + * sel-sched.c: Likewise. + * config/mips/mips.c: Likewise. + * config/arc/arc.md: Likewise. + * config/arm/cortex-a57.md: Likewise. + * config/arm/arm.c: Likewise. + * config/arm/neon.md: Likewise. + * config/arm/arm-c.c: Likewise. + * config/vms/vms-c.c: Likewise. + * config/s390/s390.c: Likewise. + * config/i386/znver1.md: Likewise. + * config/i386/i386.c: Likewise. + * config/ia64/hpux-unix2003.h: Likewise. + * config/msp430/msp430.md: Likewise. + * config/rx/rx.c: Likewise. + * config/rx/rx.md: Likewise. + * config/aarch64/aarch64-simd.md: Likewise. + * config/aarch64/aarch64.c: Likewise. + * config/nvptx/nvptx.c: Likewise. + * config/bfin/bfin.c: Likewise. + * config/cris/cris.opt: Likewise. + * config/rs6000/rs6000.c: Likewise. + * target.h: Likewise. + * spellcheck.c: Likewise. + * ira-build.c: Likewise. + * tree-inline.c: Likewise. + * builtins.c: Likewise. + * lra-constraints.c: Likewise. + * explow.c: Likewise. + * hwint.h: Likewise. + * targhooks.c: Likewise. + * tree-vect-data-refs.c: Likewise. + * expr.c: Likewise. + * doc/tm.texi: Likewise. + * doc/extend.texi: Likewise. + * doc/install.texi: Likewise. + * doc/md.texi: Likewise. + * tree-ssa-tail-merge.c: Likewise. + * sched-int.h: Likewise. + * match.pd: Likewise. + * sched-ebb.c: Likewise. + * target.def (omit_struct_return_reg): Likewise. + * gimple-ssa-isolate-paths.c: Likewise. + (find_implicit_erroneous_behaviour): Renamed to... + (find_implicit_erroneous_behavior): ... this. + (find_explicit_erroneous_behaviour): Renamed to... + (find_explicit_erroneous_behavior): ... this. + (gimple_ssa_isolate_erroneous_paths): Adjust caller. + +2016-02-11 Segher Boessenkool <segher@kernel.crashing.org> + + PR rtl-optimization/64682 + PR rtl-optimization/69567 + PR rtl-optimization/69737 + * combine.c (distribute_notes) <REG_DEAD>: If the register is set + in I2 as well, just lose it. + +2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/aarch64/aarch64.c (aarch64_last_printed_arch_string): + New variable. + (aarch64_last_printed_tune_string): Likewise. + (aarch64_declare_function_name): Only output .arch assembler + directive if it will be different from the previously output + directive. Same for .tune comment but only if -dA is set. + (aarch64_start_file): New function. + (TARGET_ASM_FILE_START): Define. + +2016-02-11 David Malcolm <dmalcolm@redhat.com> + + PR plugins/69758 + * Makefile.in (PLUGIN_HEADERS): Add params.list. + +2016-02-11 Jakub Jelinek <jakub@redhat.com> + + PR target/65313 + * tree-vect-slp.c (vect_schedule_slp_instance): Avoid + -Wmaybe-uninitialized warning. + +2016-02-11 Oleg Endo <olegendo@gcc.gnu.org> + + PR target/69713 + * config/sh/sh.md (casesi_worker_0): Add T_REG use. + +2016-02-11 Richard Biener <rguenther@suse.de> + + PR rtl-optimization/69291 + * ifcvt.c (noce_try_store_flag_constants): Do not allow + subexpressions affected by changing the result. + +2016-02-10 Vladimir Makarov <vmakarov@redhat.com> + + PR target/69148 + * lra-constraints.c (curr_insn_transform): Find in/out operands + for secondary memory moves. Update dups. + +2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com> + + PR tree-optimization/69652 + * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1 + to nested loop, did source re-formatting, skip debug statements, + add check on statement with volatile operand, remove dead scalar + statements. + +2016-02-10 Jakub Jelinek <jakub@redhat.com> + Patrick Palka <ppalka@gcc.gnu.org> + + PR ipa/69241 + PR c++/69649 + * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn + calls if the return type is TREE_ADDRESSABLE. + * cgraphunit.c (cgraph_node::expand_thunk): Likewise. + * ipa-split.c (split_function): Fix doubled "we" in comment. + Use void return type for the split part even if + !split_point->split_part_set_retval. + +2016-02-10 Bin Cheng <bin.cheng@arm.com> + + PR tree-optimization/68021 + * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if + when computing the value of biv cand by itself. + +2016-02-10 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion. + (cortexa57_tunings): Likewise. + (cortexa72_tunings): Likewise. + (arch_macro_fusion_pair_p): Add support for AES fusion. + * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry. + * config/arm/aarch-common.c (aarch_crypto_can_dual_issue): + Allow virtual registers before reload so early scheduling works. + * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use + correct latency and pipeline. + (cortex_a57_crypto_complex): Likewise. + (cortex_a57_crypto_xor): Likewise. + (define_bypass): Add AES bypass. + +2016-02-10 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69726 + * passes.def: Add DCE pass before late uninit. + * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to + really fixup if-conversions job. + +2016-02-10 Wilco Dijkstra <wdijkstr@arm.com> + + * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion. + (arm_cortex_a57_tune): Likewise. + (aarch_macro_fusion_pair_p): Add support for AES fusion. + * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC. + +2016-02-10 Eric Botcazou <ebotcazou@adacore.com> + + * timevar.def (TV_PHASE_DBGINFO): Delete. + (TV_PHASE_CHECK_DBGINFO): Likewise. + * varpool.c (varpool_node::assemble_decl): Do not change timevar. + +2016-02-10 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69719 + * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): + Adjust previous fix by ensuring that dr_a1 is left of dr_a2. + +2016-02-09 Andrew Pinski <apinski@cavium.com> + + PR tree-opt/69282 + * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if + get_vcond_mask_icode returns false. + +2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/68404 + * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing + an ADDIS that adds a pointer to a large constant that sets the + upper16 bits with a load operation. + +2016-02-09 Charles Baylis <charles.baylis@linaro.org> + + PR target/68532 + * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane + order. + * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big + endian. + (vzipq_s16): Likewise. + (vzipq_s32): Likewise. + (vzipq_f32): Likewise. + (vzipq_u8): Likewise. + (vzipq_u16): Likewise. + (vzipq_u32): Likewise. + (vzipq_p8): Likewise. + (vzipq_p16): Likewise. + +2016-02-09 Charles Baylis <charles.baylis@linaro.org> + + PR target/68532 + * config/arm/arm.c (neon_endian_lane_map): New function. + (neon_vector_pair_endian_lane_map): New function. + (arm_evpc_neon_vuzp): Allow for big endian lane order. + * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big + endian. + (vuzpq_s16): Likewise. + (vuzpq_s32): Likewise. + (vuzpq_f32): Likewise. + (vuzpq_u8): Likewise. + (vuzpq_u16): Likewise. + (vuzpq_u32): Likewise. + (vuzpq_p8): Likewise. + (vuzpq_p16): Likewise. + +2016-02-11 Alexandre Oliva <aoliva@redhat.com> + + PR target/69634 + * regstat.c (regstat_bb_compute_calls_crossed): Disregard + debug insns. + +2016-02-09 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to + truncate const_int operand 1 to QImode. + +2016-02-09 Eric Botcazou <ebotcazou@adacore.com> + + * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument + corresponding to an abnormal edge. + +2016-02-09 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/69599 + * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New + function. + (find_func_aliases_for_builtin_call, find_func_clobbers) + (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto + partition. + +2016-02-09 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69715 + * tree-ssa.c (execute_update_addresses_taken): Mark non-decl + LHS on calls as non-rewritable. + +2016-02-09 Tom de Vries <tom@codesourcery.com> + + PR lto/69707 + * lto-wrapper.c (append_diag_options): New function. + (compile_offload_image): Call append_diag_options. + +2016-02-08 Sandra Loosemore <sandra@codesourcery.com> + + PR other/69722 + * doc/extend.texi (Flag Output Operands): Correct sectioning. + Minor copy-edit to fix verb tenses. + +2016-02-08 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/69209 + * ipa-split.c (split_function): If split part is not + returning retval, retval has gimple type but is not + gimple value, force it into a SSA_NAME first. + +2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com> + + * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove + outdated section. + +2016-02-08 Jason Merrill <jason@redhat.com> + + PR c++/69631 + * convert.c (convert_to_integer_1): Check dofold on truncation + distribution. + (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold) + (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold): + Rename from *_nofold. + * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold) + (convert_to_real_nofold, convert_to_complex_nofold): New inlines. + +2016-02-08 Bernd Schmidt <bschmidt@redhat.com> + + PR target/60410 + * tree.c (build_common_tree_nodes): Remove short_double argument. + All callers changed. + * tree.h (build_common_tree_nodes): Adjust declaration. + * doc/invoke.texi (-fshort-double): Remove documentation. + * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, + MULTILIB_EXCEPTIONS): Remove -fshort-double variant. + * lto-wrapper.c (merge_and_complain, append_compiler_options) + (append_linker_options): Don't handle OPT_fshort_double. + + PR rtl-optimization/68730 + * lra-remat.c (insn_to_cand_activation): New static variable. + (lra_remat): Allocate and free it. + (create_cand): New arg activation. Initialize a field in + insn_to_cand_activation if it is nonnull. + (create_cands): Pass the activation insn to create_cand when making + a candidate involving an output reload. Reorganize code a little. + (do_remat): Keep track of active status of candidates in a separate + bitmap. + +2016-02-08 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69719 + * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): + Properly use absolute of the difference of the two offsets to + compare or adjust the segment length. + +2016-02-08 Richard Biener <rguenther@suse.de> + Jeff Law <law@redhat.com> + + PR target/68273 + * tree-ssanames.c (make_ssa_name_fn): Always use unqualified + types for anonymous SSA names. + +2016-02-08 Richard Biener <rguenther@suse.de> + + PR rtl-optimization/69274 + * ira.c (ira_setup_alts): Do not change recog_data.operand order. + +2016-02-08 Jeff Law <law@redhat.com> + + PR tree-optimization/65917 + * tree-ssa-dom.c (record_temporary_equivalences): Record both + equivalences from if (x == y) style conditionals. + (loop_depth_of_name): Remove. + (record_equality): Remove loop depth check. + * tree-ssa-scopedtables.h (const_and_copies): Refine comments. + (const_and_copies::record_const_or_copy_raw): New member function. + * tree-ssa-scopedtables.c + (const_and_copies::record_const_or_copy_raw): New, factored out of + (const_and_copies::record_const_or_copy): Call new member function. + +2016-02-05 Jeff Law <law@redhat.com> + + PR tree-optimization/68541 + * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h. + (count_stmts_in_block): New function. + (poor_ifcvt_candidate_code): Likewise. + (is_feasible_trace): Add some heuristics to determine when path + splitting is profitable. + (find_block_to_duplicate_for_splitting_paths): Make sure the graph + is a diamond with a single exit. + +2016-02-05 Martin Sebor <msebor@redhat.com> + + PR c++/69662 + * doc/invoke.texi: Update -Wplacement-new to take an optional + argument. + +2016-02-06 Richard Henderson <rth@redhat.com> + + PR c/69643 + * tree.c (tree_nop_conversion_p): Do not strip casts into or + out of non-standard address spaces. + +2016-02-05 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/69691 + * lra-eliminations.c (move_plus_up): Don't add the addend twice. + +2016-02-05 Pat Haugen <pthaugen@us.ibm.com> + + * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type. + * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise. + (*ieee128_mfvsrd_64bit): Likewise. + (*ieee128_mfvsrd_32bit): Likewise. + +2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com> + + PR target/69369 + Revert r232560: + 2016-01-19 Jan Hubicka <hubicka@ucw.cz> + + * cgraphunit.c (cgraph_node::reset): Clear thunk info and + instrumented_version. + +2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com> + + * doc/invoke.texi (Optimize Options): In table of --param options + rename second occurrence of tracer-min-branch-ratio to + tracer-min-branch-probability, rename + tracer-min-branch-ratio-feedback to + tracer-min-branch-probability-feedback and clarify description, + rename sched-spec-state-edge-prob-cutoff to + sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename + to selsched-insns-to-rename, rename lto-minpartition to + lto-min-partition, delete reorder-blocks-duplicate and + reorder-blocks-duplicate-feedback. + +2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390.c (s390_register_info_set_ranges): Remove + superfluous loops. + +2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com> + + * doc/extend.texi: S/390: Correct some typos. + +2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + * config/s390/s390.c (s390_emit_call): Add missing 64 bit check. + +2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + PR target/69625 + * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines. + (s390_register_info_gprtofpr): Use new macros above. + (s390_register_info_stdarg_fpr): Adjust max_fpr to better match + its name. + (s390_register_info_stdarg_gpr): Adjust max_gpr to better match + its name. Adjust restore and save gpr ranges. + (s390_register_info_set_ranges): New function. + (s390_register_info): Use new macros above. Call + s390_register_info_set_ranges. + (s390_optimize_register_info): Likewise. + (s390_hard_regno_rename_ok): Use new macros. + (s390_hard_regno_scratch_ok): Likewise. + (s390_emit_epilogue): Likewise. + (s390_can_use_return_insn): Likewise. + (s390_optimize_prologue): Likewise. + * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants. + +2016-02-05 Jakub Jelinek <jakub@redhat.com> + + PR bootstrap/69677 + * config/i386/i386.c (convert_scalars_to_vector): Readd stack + alignment fixes. + (ix86_option_override_internal): Disable TARGET_STV even for + -m{incoming,preferred}-stack-boundary=3. + +2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + * config.gcc: Mark deprecated rtems targets as obsolete. + +2016-02-04 Segher Boessenkool <segher@kernel.crashing.org> + + PR rtl-optimization/64682 + PR rtl-optimization/69567 + * combine.c (distribute_notes) <REG_DEAD>: Place the death note + before I2 only if the register is both used and set in I2. + +2016-02-04 DJ Delorie <dj@redhat.com> + + * config/msp430/msp430.c (msp430_start_function): Add function type. + +2016-02-04 Jakub Jelinek <jakub@redhat.com> + + PR fortran/69368 + * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code. + +2016-02-04 Uros Bizjak <ubizjak@gmail.com> + + PR rtl-optimization/69577 + Revert: + 2015-10-29 Richard Henderson <rth@redhat.com> + + PR target/68124 + PR rtl-opt/67609 + * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten + sse check to the exact conditions of PR 67609. + +2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/69667 + * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint + instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are + not allowed into the traditional Altivec registers. + (movtd_64bit_nodm): Likewise. + (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise. + +2016-02-04 David Malcolm <dmalcolm@redhat.com> + + * config/aarch64/cortex-a57-fma-steering.c + (aarch64_register_fma_steering): Remove "static" from arguments + to register_pass. + +2016-02-04 Wilco Dijkstra <wdijkstr@arm.com> + + PR target/69619 + * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1 + twice when complex. + +2016-02-04 Mike Frysinger <vapier@gentoo.org> + + * doc/invoke.texi: Delete -mno-fma4. + +2016-02-04 Richard Sandiford <richard.sandiford@arm.com> + + PR rtl-optimization/69577 + * reginfo.c (record_subregs_of_mode): Add a partial_def parameter. + (find_subregs_of_mode): Update accordingly. Iterate over partial + definitions. + +2016-02-04 Alan Lawrence <alan.lawrence@arm.com> + + * config/arm/arm-protos.h (neon_reinterpret): Remove. + * config/arm/arm.c (neon_reinterpret): Remove. + * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi, + vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi, + vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di, + vreinterpretti): Remove. + * config/arm/neon.md (neon_vreinterpretv8qi<mode>, + neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>, + neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>, + neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>, + neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>, + neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove. + * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32, + vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64, + vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32, + vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32, + vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64, + vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8, + vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8, + vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8, + vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64, + vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16, + vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16, + vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16, + vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64, + vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32, + vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32, + vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32, + vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8, + vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8, + vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8, + vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64, + vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16, + vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16, + vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16, + vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64, + vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32, + vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32, + vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32, + vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64, + vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8, + vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8, + vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64, + vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8, + vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16, + vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16, + vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64, + vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16, + vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32, + vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32, + vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64, + vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32, + vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8, + vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64, + vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8, + vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8, + vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32, + vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64, + vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16, + vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16, + vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32, + vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64, + vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16, + vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16, + vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16, + vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64, + vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16, + vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16, + vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16, + vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64, + vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16, + vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16, + vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16, + vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64, + vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16, + vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16, + vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16, + vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128, + vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16, + vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16, + vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16, + vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128, + vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16, + vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16, + vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16, + vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128, + vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16, + vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16, + vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16, + vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128, + vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8, + vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16, + vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16, + vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64, + vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64, + vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8, + vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8, + vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64, + vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64, + vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32, + vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8, + vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64, + vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64, + vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32, + vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8, + vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64, + vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64, + vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32, + vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts. + +2016-02-04 Martin Liska <mliska@suse.cz> + + PR sanitizer/69276 + * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls + that are gimple_store_p. + (maybe_instrument_call): Likewise. + +2016-02-04 Bin Cheng <bin.cheng@arm.com> + + * config/aarch64/aarch64.c (aarch64_legitimize_address): Force + register scaling out of memory reference and comment why. + +2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/65932 + PR target/67714 + * cse.c (cse_insn): Pass NULL to fold_rtx when initially + folding the source of a SET. + +2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/65932 + PR target/67714 + * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract + the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx. + +2016-02-04 Jim Wilson <jim.wilson@linaro.org> + + PR target/65932 + PR target/67714 + * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and + HImode. + +2016-02-04 Christian Bruel <christian.bruel@st.com> + + * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo. + * config/arm/arm.c (arm_set_current_function): Likewise. + +2016-02-04 Jakub Jelinek <jakub@redhat.com> + Ilya Enkovich <enkovich.gnu@gmail.com> + H.J. Lu <hongjiu.lu@intel.com> + + PR target/69454 + * config/i386/i386.c (convert_scalars_to_vector): Remove + stack alignment fixes. + (ix86_option_override_internal): Disable TARGET_STV if stack + might not be aligned enough. + (ix86_minimum_alignment): Assert that TARGET_STV is false. + +2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com> + + * config/i386/x86-tune.def: Disable default prefetching + for -march=znver1. + +2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com> + Vladimir Makarov <vmakarov@redhat.com> + + PR target/69461 + * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko + in validating fused toc addresses. + +2016-02-03 Jakub Jelinek <jakub@redhat.com> + + PR c/69627 + * diagnostic-show-locus.c (layout::get_state_at_point): Don't read + range->m_caret fields if range->m_show_caret_p is false. + + PR target/69644 + * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap): + Force oldval into register if it does not satisfy reg_or_short_operand + predicate. Fix up formatting. + +2016-02-03 Vladimir Makarov <vmakarov@redhat.com> + Alexandre Oliva <aoliva@redhat.com> + + PR target/69461 + * lra-constraints.c (simplify_operand_subreg): Check additionally + address validity after potential reloading. + (process_address_1): Check insns validity. In case of failure do + nothing. + +2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com> + + PR target/69118 + * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"): + Fix target. + +2016-02-02 Jakub Jelinek <jakub@redhat.com> + + * wide-int.cc (canonize_uhwi): New function. + (wi::divmod_internal): Use it. + +2016-02-02 James Norris <jnorris@codesourcery.com> + + * gimplify.c (omp_notice_variable): Add usage check. + +2016-02-02 Alexander Monakov <amonakov@ispras.ru> + + * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU + like LE, GE, LT, GT when emitting relational operator. + +2016-02-02 Wilco Dijkstra <wdijkstr@arm.com> + + * ira-costs.c (find_costs_and_classes): Add extra argument. + * target.def (ira_change_pseudo_allocno_class): Add parameter. + * targhooks.h (ira_change_pseudo_allocno_class): Likewise. + * targhooks.c (ira_change_pseudo_allocno_class): Likewise. + * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class) + Add best_class parameter, and return it if not ALL_REGS. + * config/mips/mips.c (mips_ira_change_pseudo_allocno_class): + Add parameter. + * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): + Update target hook. + +2016-02-02 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64.c + (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define. + (aarch64_ira_change_pseudo_allocno_class): New function. + +2016-02-02 Uros Bizjak <ubizjak@gmail.com> + + PR target/67032 + * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves. + +2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com> + + * config/avr/avr.c (avr_option_override): Set + PARAM_ALLOW_STORE_DATA_RACES to 1. + +2016-02-02 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69595 + * match.pd: Add range test simplifications to true/false. + +2016-02-02 Thomas Schwinge <thomas@codesourcery.com> + + * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove. + * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START + instead. + +2016-02-02 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69606 + * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive + info on the result before moving a stmt. + +2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com> + + PR middle-end/68542 + * config/i386/i386.c (ix86_expand_branch): Add support for conditional + branch with vector comparison. + * config/i386/sse.md (VI48_AVX): New mode iterator. + (define_expand "cbranch<mode>4): Add support for conditional branch + with vector comparison. + * tree-vect-loop.c (optimize_mask_stores): New function. + * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize + has_mask_store field of vect_info. + * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for + vectorized loops having masked stores after vec_info destroy. + * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and + correspondent macros. + (optimize_mask_stores): Add prototype. + +2016-02-02 Alan Modra <amodra@gmail.com> + + PR target/69548 + * config/rs6000/predicates.md (quad_int_reg_operand): Don't + allow subregs. + +2016-02-02 Alan Modra <amodra@gmail.com> + + PR target/68662 + * config/rs6000/rs6000.c (need_toc_init): New var, set it + whenever toc_label_name used. + (rs6000_file_start): Don't set up toc section here, + (rs6000_output_function_epilogue): do so here instead, + (rs6000_xcoff_file_start): and here. + * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init. + (load_toc_aix_di): Likewise. + +2016-02-01 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/69592 + * rtlanal.c (nonzero_bits_binary_arith_p): New inline function. + (cached_nonzero_bits): Use it instead of ARITHMETIC_P. + (num_sign_bit_copies_binary_arith_p): New inline function. + (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P. + +2016-02-01 Jeff Law <law@redhat.com> + + PR tree-optimization/69580 + * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param. + * tree-ssa-threadbackward.c + (fsm_find_control_statement_thread_paths): Do not try to walk + through large PHI nodes. + +2016-02-01 Jakub Jelinek <jakub@redhat.com> + + * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false + when count is incremented above limit, don't analyze further + insns afterwards. + + * omp-low.c (oacc_parse_default_dims): Avoid + -Wsign-compare warning, make sure value fits into int + rather than just unsigned int. + +2016-02-01 Bin Cheng <bin.cheng@arm.com> + + PR tree-optimization/67921 + * fold-const.c (split_tree): New parameters. Convert pointer + type variable part to proper type before negating. + (fold_binary_loc): Pass new arguments to split_tree. + +2016-02-01 Nathan Sidwell <nathan@codesourcery.com> + + * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New. + (nvptx_goacc_validate_dims): Extend to handle global defaults. + * target.def (OACC_VALIDATE_DIMS): Extend documentation. + * doc/tm.texti: Rebuilt. + * doc/invoke.texi (fopenacc-dim): Document. + * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case. + (append_compiler_options): Likewise. + * omp-low.c (oacc_default_dims, oacc_min_dims): New. + (oacc_parse_default_dims): New. + (oacc_validate_dims): Add USED arg. Select non-unity default when + possible. + (oacc_loop_fixed_partitions): Return mask of used partitions. + (oacc_loop_auto_partitions): Emit dump info. + (oacc_loop_partition): Return mask of used partitions. + (execute_oacc_device_lower): Parse default dimension arg. Adjust + loop partitioning and validation calls. + +2016-02-01 Richard Biener <rguenther@suse.de> + + PR middle-end/69556 + * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use. + +2016-02-01 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69574 + * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead + of asserting return chrec_dont_know. + +2016-02-01 Martin Liska <mliska@suse.cz> + + * mem-stats-traits.h: Add copyright header. + * mem-stats.h: Likewise. + +2016-02-01 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69579 + * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling): + Do not propagate through abnormal PHI results. + +2016-02-01 Eric Botcazou <ebotcazou@adacore.com> + + * postreload.c (reload_cse_simplify): Remove dead code. + +2016-02-01 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/69570 + * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only + if there is more than one set, not if there is a single set. + +2016-02-01 Richard Henderson <rth@redhat.com> + + PR rtl-opt/69535 + * combine.c (make_compound_operation): When looking through a + subreg, make sure to re-extend to the width of the outer mode. + +2016-01-30 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/69546 + * wide-int.cc (wi::divmod_internal): For unsigned division + where both operands fit into uhwi, if o1 is 1 and o0 has + msb set, if divident_prec is larger than bits per hwi, + clear another quotient word and return 2 instead of 1. + Similarly for remainder with msb in HWI set, if dividend_prec + is larger than bits per hwi. + +2016-01-29 Martin Jambor <mjambor@suse.cz> + + * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK. + Use short lowercase names. + (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support + MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with + acq_rel one. Protect warning agains segfaults if + get_memory_order_name returns NULL. + (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST + with release semantics. Do not warn if get_memory_order already did. + (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire + semantics. Fix check for relaxed or acquire semantics. Do not warn + if get_memory_order already did. + +2016-01-29 Sebastian Pop <s.pop@samsung.com> + + * doc/install.texi: Document that isl-0.16 is supported. + +2016-01-29 Vladimir Makarov <vmakarov@redhat.com> + + PR target/69299 + * config/i386/constraints.md (Bm): Describe as special memory + constraint. + * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it. + * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT. + * genpreds.c (struct constraint_data): Add is_special_memory. + (have_special_memory_constraints, special_memory_start): New + static vars. + (special_memory_end): Ditto. + (add_constraint): Add new arg is_special_memory. Add code to + process its true value. Update have_special_memory_constraints. + (process_define_constraint): Pass the new arg. + (process_define_register_constraint): Ditto. + (choose_enum_order): Process special memory. + (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and + function insn_extra_special_memory_constraint. + (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT. + * gensupport.c (process_rtx): Process + DEFINE_SPECIAL_MEMORY_CONSTRAINT. + * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY. + * ira-lives.c (single_reg_class): Use + insn_extra_special_memory_constraint. + * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY. + * lra-constraints.c (process_alt_operands): Ditto. + (curr_insn_transform): Use insn_extra_special_memory_constraint. + * recog.c (asm_operand_ok, preprocess_constraints): Process + CT_SPECIAL_MEMORY. + * reload.c (find_reloads): Ditto. + * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New. + * stmt.c (parse_input_constraint): Use + insn_extra_special_memory_constraint. + +2016-01-29 H.J. Lu <hongjiu.lu@intel.com> + + PR target/69530 + * lra-splill.c (lra_final_code_change): Revert r229087 by + removing all sub-registers. + +2016-01-29 Steve Ellcey <sellcey@imgtec.com> + + PR target/65604 + * config/mips/mips.c (mips_output_division): Check flag_delayed_branch. + +2016-01-29 Jakub Jelinek <jakub@redhat.com> + + PR target/69551 + * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For + SSE1, copy target into the temporary reg first before recursing + on it. + +2016-01-29 H.J. Lu <hongjiu.lu@intel.com> + + * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm + with vm. + +2016-01-29 Jonathan Wakely <jwakely@redhat.com> + + * ginclude/stdarg.h: Test __cplusplus instead of + __GXX_EXPERIMENTAL_CXX0X__. + +2016-01-29 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69547 + * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): + Do not mark clobbers necessary. + (mark_all_reaching_defs_necessary_1): Likewise. + +2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com> + + * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format + declaration name with %qs and print it in both error messages. + Also fix indentation. + +2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com> + + PR other/69006 + * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove + trailing blank line from error message. + +2016-01-29 Jonathan Wakely <jwakely@redhat.com> + + PR c++/69462 + * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG + for C++-11. + +2016-01-29 Richard Biener <rguenther@suse.de> + + PR middle-end/69537 + * match.pd: Allow all integral types when simplifying a + widening or sign-changing conversion. + +2016-01-28 Sebastian Pop <s.pop@samsung.com> + + * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert + back to setting codegen_error to fail codegen. + +2016-01-28 Uros Bizjak <ubizjak@gmail.com> + + PR target/69459 + * config/i386/constraints.md (C): Only accept constant zero operand. + (BC): New constraint. + * config/i386/sse.md (*mov<mode>_internal): Use BC constraint + instead of C constraint. + * doc/md.texi (Machine Constraints): Update description + of C constraint. + +2016-01-28 Steve Ellcey <sellcey@imgtec.com> + + PR target/68400 + * config/mips/mips.c (and_operands_ok): Add MIPS16 check. + +2016-01-28 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/69542 + * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider + non-debug insns. + +2016-01-28 Pat Haugen <pthaugen@us.ibm.com> + + * config/rs6000/rs6000.c (output_cbranch): Don't statically predict + branches if using guessed profile. + +2016-01-28 H.J. Lu <hongjiu.lu@intel.com> + + * graphite-optimize-isl.c (optimize_isl): Fix dump. + +2016-01-28 Richard Henderson <rth@redhat.com> + + PR target/69305 + * config/aarch64/aarch64-modes.def (CC_Cmode): New + * config/aarch64/aarch64-protos.h: Update. + * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New. + (aarch64_select_cc_mode): Add check for use of CC_Cmode. + (aarch64_get_condition_code_1): Handle CC_Cmode. + * config/aarch64/aarch64.md (addti3): Use adddi3_compareC. + (*add<mode>3_compareC_cconly_imm): New. + (*add<mode>3_compareC_cconly): New. + (*add<mode>3_compareC_imm): New. + (add<mode>3_compareC): New. + (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand + to be first. Use aarch64_carry_operation. + (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove. + (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove. + (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove. + (subti3): Use subdi3_compare1. + (*sub<mode>3_compare0): Rename from sub<mode>3_compare0. + (sub<mode>3_compare1): New. + (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New. + (*sub<mode>3_carryin): Use aarch64_borrow_operation. + (*subsi3_carryin_uxtw): Likewise. + (*ngc<mode>, *ngcsi_uxtw): Likewise. + (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New. + * config/aarch64/iterators.md (DWI): New. + * config/aarch64/predicates.md (aarch64_carry_operation): New. + (aarch64_borrow_operation): New. + +2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com> + + * graphite-optimize-isl.c (optimize_isl): Print a different debug + message when isl does not return a valid schedule. + +2016-01-28 Sebastian Pop <s.pop@samsung.com> + + * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple): + Remove comments from class declarations: they are already in the code + close by the defs. + +2016-01-28 Sebastian Pop <s.pop@samsung.com> + + * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call + codegen_error_p. + (ternary_op_to_tree): Same. + (unary_op_to_tree): Same. + (nary_op_to_tree): Same. + (gcc_expression_from_isl_expr_op): Same. + (gcc_expression_from_isl_expression): Same. + (graphite_create_new_loop): Same. + (graphite_create_new_loop_guard): Same. + (build_iv_mapping): Same. + (graphite_create_new_guard): Same. + (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same. + (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same. + +2016-01-28 Sebastian Pop <s.pop@samsung.com> + + * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert + instead of setting codegen_error to fail codegen. + +2016-01-28 Jason Merrill <jason@redhat.com> + + * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED. + +2016-01-28 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64.c (aarch64_if_then_else_costs): + Remove CONST_INT_P check in CCMP cost calculation. + +2016-01-28 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64.c (generic_vector_cost): + Set vec_permute_cost. + (cortexa57_vector_cost): Likewise. + (exynosm1_vector_cost): Likewise. + (xgene1_vector_cost): Likewise. + (aarch64_builtin_vectorization_cost): Use vec_permute_cost. + * config/aarch64/aarch64-protos.h (cpu_vector_cost): + Add vec_permute_cost entry. + +2016-01-28 Wilco Dijkstra <wdijkstr@arm.com> + + * config/aarch64/aarch64.md (ccmp<mode>): Disassemble + immediate as %1. + (add<mode>3_compare0): Likewise. + (addsi3_compare0_uxtw): Likewise. + (add<mode>3nr_compare0): Likewise. + (compare_neg<mode>): Likewise. + (<optab><mode>3): Likewise. + +2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com> + + * tree-vect-stmts.c (vectorizable_comparison): Add + NULL check for vectype. + +2016-01-28 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69466 + * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges): + Account for PHIs we couldn't duplicate. + +2016-01-28 Martin Liska <mliska@suse.cz> + + PR pch/68758 + * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro + instead of ENABLE_VALGRIND_CHECKING. + +2016-01-27 Richard Henderson <rth@redhat.com> + + PR rtl-opt/69447 + * lra-remat.c (subreg_regs): New. + (dump_candidates_and_remat_bb_data): Dump it. + (operand_to_remat): Reject if operand in subreg_regs. + (set_bb_regs): Collect subreg_regs. + (lra_remat): Init and free subreg_regs. Compute + calculate_local_reg_remat_bb_data before create_cands. + +2016-01-27 H.J. Lu <hongjiu.lu@intel.com> + + PR target/68986 + * config/i386/i386.c (ix86_update_stack_boundary): Don't + change stack_alignment_needed for __tls_get_addr call. + +2016-01-27 Segher Boessenkool <segher@kernel.crashing.org> + + * config/rs6000/rs6000.c (print_operand): Rollback 's' removal. + +2016-01-27 Jeff Law <law@redhat.com> + + PR tree-optimization/68398 + PR tree-optimization/69196 + * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter. + (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise. + * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): + Only count PHIs in the last block in the path. The others will + const/copy propagate away. Add heuristic to allow more irreducible + subloops to be created when it is likely profitable to do so. + + * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): + Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL + check from within the loop. Use gsi_next_nondebug rather than gsi_next. + +2016-01-27 Jakub Jelinek <jakub@redhat.com> + + PR lto/69254 + * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and + END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB. + * asan.c (DEF_BUILTIN_STUB): Temporarily define. + * tree-streamer-in.c: Include asan.h. + (streamer_get_builtin_tree): For builtins in sanitizer + range call initialize_sanitizer_builtins and retry. + +2016-01-27 Ian Lance Taylor <iant@google.com> + + * common.opt (fkeep-gc-roots-live): New undocumented option. + * tree-ssa-loop-ivopts.c (add_candidate_1): If + -fkeep-gc-roots-live, skip pointers. + (add_iv_candidate_for_biv): Handle add_candidate_1 returning + NULL. + +2016-01-27 Uros Bizjak <ubizjak@gmail.com> + + PR target/69512 + * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern. + (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND. + +2016-01-27 Thomas Klausner <wiz@NetBSD.org> + + PR target/68380 + * configure.ac: NetBSD provides SSP in its C library. + * configure: Updated. + +2016-01-27 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69166 + * tree-vect-loop.c (vect_is_simple_reduction): Always check + reduction code for commutativity / associativity. + +2016-01-27 Martin Jambor <mjambor@suse.cz> + + PR tree-optimization/69355 + * tree-sra.c (analyze_access_subtree): Correct hole detection when + total_scalarization fails. + +2016-01-27 David Edelsohn <dje.gcc@gmail.com> + + * config/rs6000/driver-rs6000.c (detect_processor_aix): Add + power9. + +2016-01-27 Christian Bruel <christian.bruel@st.com> + + PR target/69245 + * config/arm/arm-c.c (arm_pragma_target_parse): Add comments. + Move arm_reset_previous_fndecl and set_target_option_current_node in + the conditional part. Call save_restore_target_globals. + * config/arm/arm.c (arm_set_current_function): + Refactor to better support #pragma target and attribute mix. + Call save_restore_target_globals. + * config/arm/arm-protos.h (save_restore_target_globals): New function. + +2016-01-27 Martin Liska <mliska@suse.cz> + + * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR + reference for an HSA kernel and its host function. + +2016-01-27 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/69399 + * wide-int.h (wi::lrshift): For larger precisions, only + use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT. + +2016-01-27 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/predicates.md (proper_comparison_operator): Reject + constant-constant comparison. + +2016-01-26 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/69110 + * tree-data-ref.c (initialize_data_dependence_relation): Handle + DR_NUM_DIMENSIONS == 0. + +2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com> + Sebastian Pop <s.pop@samsung.com> + + * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle + isl_ast_op_cond and isl_ast_op_select. + (gcc_expression_from_isl_expr_op): Same. + +2016-01-26 Jason Merrill <jason@redhat.com> + + PR c++/68782 + * tree.c (recompute_constructor_flags): Split out from + build_constructor. + (verify_constructor_flags): New. + * tree.h: Declare them. + +2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org> + + PR rtl-optimization/69217 + * var-tracking.c (tracked_record_parameter_p): Don't segfault if there + are no TYPE_FIELDS set for the record type. + +2016-01-26 Jakub Jelinek <jakub@redhat.com> + + PR target/68662 + * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize + toc_label_name unconditionally. + (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for + SYMBOL_REF string. Use toc_label_name instead of constructing + LCTOC1. + (rs6000_elf_declare_function_name): Use toc_label_name instead of + constructing LCTOC1. + +2016-01-26 Martin Sebor <msebor@redhat.com> + + PR other/69477 + * doc/extend.texi (Common Type Attributes): Move text that talks about + attribute packed from attribute aligned to the section discussing + the former attribute for clarity. + +2016-01-26 Richard Henderson <rth@redhat.com> + + PR middle-end/60908 + * trans-mem.c (tm_region_init): Mark entry block as visited. + +2016-01-26 David Malcolm <dmalcolm@redhat.com> + + PR other/69006 + * diagnostic-show-locus.c (layout::print_source_line): Replace + call to pp_newline with call to layout::print_newline. + (layout::print_annotation_line): Likewise. + (layout::move_to_column): Likewise. + (layout::print_any_fixits): After printing any fixits, print a + trailing newline, if necessary. + (layout::print_newline): New method, resetting any colorization + before a newline. + (diagnostic_show_locus): Move the pp_newline to before the + early bailout. Remove dummy block enclosing the layout instance. + * diagnostic.c (default_diagnostic_finalizer): Replace invocation + of pp_newline_and_flush with pp_flush. + (diagnostic_append_note): Delete use of pp_newline. + (diagnostic_append_note_at_rich_loc): Delete. + * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete. + * pretty-print.h (output_buffer_append_r): Reset buff->line_length + when newline characters are added to the buffer. + +2016-01-26 Michael Matz <matz@suse.de> + + * configure.ac (ac_cv_std_swap_in_utility): New test. + * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well. + * configure: Regenerate. + * config.in: Regenerate. + +2016-01-26 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc.md (cstoresi4): Force operand into register. + (arcset<code>): Fix predicate. + (arcsetltu): Likewise. + (arcsetgeu): Likewise. + (arcsethi): Likewise. + (arcsetls): Likewise. + +2016-01-26 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/69483 + * gimple-fold.c (canonicalize_constructor_val): Return NULL + if base has error_mark_node type. + +2016-01-26 Christophe Lyon <christophe.lyon@linaro.org> + + PR target/68620 + * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors. + * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq): + New helper macros. + (vget_lane_f16): Handle big-endian. + (vgetq_lane_f16): Likewise. + (vset_lane_f16): Likewise. + (vsetq_lane_f16): Likewise. + * config/arm/iterators.md (VQXMOV): Add V8HF. + (VDQ): Add V4HF and V8HF. + (V_reg): Handle V4HF and V8HF. + (Is_float_mode): Likewise. + * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf, + neon_vdup_nv8hf): New patterns. + (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>): + Use VD_LANE iterator. + (neon_vld1_dup<mode>): Use VQ2 iterator. + +2016-01-26 Nathan Sidwell <nathan@acm.org> + + * omp-low.h (oacc_fn_attrib_kernels_p): Declare. + (set_oacc_fn_attrib): Add IS_KERNEL arg. + * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg. + (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New. + (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib. + (oacc_validate_dims): Add LEVEL arg, don't return level. + (new_oacc_loop_routine): Use oacc_fn_attrib_level, not + oacc_validate_dims. + (execute_oacc_device_lower): Adjust, add more dump output. + * tree-ssa-loop.c (gate_oacc_kernels): Use + oacc_fn_attrib_kernels_p. + * tree-parloops.c (create_parallel_loop): Adjust + set_oacc_fn_attrib call. + +2016-01-26 Jakub Jelinek <jakub@redhat.com> + + PR lto/69254 + * lto-wrapper.c (merge_and_complain): Handle -fcilkplus. + (append_compiler_options): Handle -fcilkplus. + (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}. + +2016-01-26 Nick Clifton <nickc@redhat.com> + + PR target/66655 + * config/i386/winnt.c (i386_pe_binds_local_p): If a function has + been marked as DECL_ONE_ONLY but we do not the means to make it + so, then do not allow it to bind locally. + +2016-01-26 Jakub Jelinek <jakub@redhat.com> + + PR lto/69254 + * opts.h (parse_sanitizer_options): New prototype. + * opts.c (sanitizer_opts): New array. + (parse_sanitizer_options): New function. + (common_handle_option): Use parse_sanitizer_options. + +2016-01-26 H.J. Lu <hongjiu.lu@intel.com> + + PR target/68986 + * config/i386/i386.c (ix86_compute_frame_layout): Move stack + alignment adjustment to ... + (ix86_update_stack_boundary): Here. Don't over-align stack for + __tls_get_addr. + (ix86_finalize_stack_realign_flags): Use stack_alignment_needed + if __tls_get_addr is called. + +2016-01-26 Christian Bruel <christian.bruel@st.com> + + * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove. + +2016-01-26 Eric Botcazou <ebotcazou@adacore.com> + + * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode. + +2016-01-26 Richard Biener <rguenther@suse.de> + + PR middle-end/69467 + * match.pd: Guard X * CST CMP 0 pattern with single_use. + +2016-01-26 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69452 + * tree-ssa-loop-im.c (move_computations_dom_walker): Remove. + (move_computations_dom_walker::before_dom_children): Rename + to ... + (move_computations_worker): This. + (move_computations): Perform an RPO rather than a DOM walk. + +2016-01-26 Jakub Jelinek <jakub@redhat.com> + + PR target/69442 + * combine.c (combine_instructions): For REG_EQUAL note with + SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST + to the underlying register. + * doc/rtl.texi (REG_EQUAL): Document the behavior of + REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT. + +2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com> + + PR target/67896 + * config/aarch64/aarch64-builtins.c + (aarch64_init_simd_builtin_types): Do not set structural + equality to __Poly{8,16,64,128}_t types. + +2016-01-26 Richard Sandiford <richard.sandiford@arm.com> + + PR tree-optimization/69400 + * wide-int.cc (wi_pack): Take the precision as argument and + perform canonicalization here rather than in the callers. + Use the main loop to handle all full-width HWIs. Add a + zero HWI if in_len isn't a full result. + (wi::divmod_internal): Update accordingly. + (wi::mul_internal): Likewise. Simplify. + +2016-01-25 Aditya Kumar <aditya.k7@samsung.com> + Sebastian Pop <s.pop@samsung.com> + + * graphite-poly.c (apply_poly_transforms): Simplify. + (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK. + (print_isl_map): Same. + (print_isl_union_map): Same. + (print_isl_schedule): New. + (debug_isl_schedule): New. + * graphite-dependences.c (scop_get_reads): Do not call + isl_union_map_add_map that is undocumented isl functionality. + (scop_get_must_writes): Same. + (scop_get_may_writes): Same. + (scop_get_original_schedule): Remove. + (scop_get_dependences): Do not call isl_union_map_compute_flow that + is deprecated in isl 0.15. Instead, use isl_union_access_* interface. + (compute_deps): Remove. + * graphite-isl-ast-to-gimple.c (print_schedule_ast): New. + (debug_schedule_ast): New. + (translate_isl_ast_to_gimple::scop_to_isl_ast): Call + set_separate_option. + (graphite_regenerate_ast_isl): Add dump. + (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code + from scop->transformed_schedule. + (graphite_regenerate_ast_isl): Add more dump. + * graphite-optimize-isl.c (optimize_isl): Set + scop->transformed_schedule. Check whether schedules are equal. + (apply_poly_transforms): Move here. + * graphite-poly.c (apply_poly_transforms): ... from here. + (free_poly_bb): Static. + (free_scop): Static. + (pbb_number_of_iterations_at_time): Remove. + (print_isl_ast): New. + (debug_isl_ast): New. + (debug_scop_pbb): New. + * graphite-scop-detection.c (print_edge): Move. + (print_sese): Move. + * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove. + (build_scop_scattering): Remove. + (create_pw_aff_from_tree): Assert instead of bailing out. + (add_condition_to_pbb): Remove unused code, do not fail. + (add_conditions_to_domain): Same. + (add_conditions_to_constraints): Remove. + (build_scop_context): New. + (add_iter_domain_dimension): New. + (build_iteration_domains): Initialize pbb->iterators. + Call add_conditions_to_domain. + (nested_in): New. + (loop_at): New. + (index_outermost_in_loop): New. + (index_pbb_in_loop): New. + (outermost_pbb_in): New. + (add_in_sequence): New. + (add_outer_projection): New. + (outer_projection_mupa): New. + (add_loop_schedule): New. + (build_schedule_pbb): New. + (build_schedule_loop): New. + (embed_in_surrounding_loops): New. + (build_schedule_loop_nest): New. + (build_original_schedule): New. + (build_poly_scop): Call build_original_schedule. + * graphite.h: Declare print_isl_schedule and debug_isl_schedule. + (free_poly_dr): Remove. + (struct poly_bb): Add iterators. Remove schedule, transformed, saved. + (free_poly_bb): Remove. + (debug_loop_vec): Remove. + (print_isl_ast): Declare. + (debug_isl_ast): Declare. + (scop_do_interchange): Remove. + (scop_do_strip_mine): Remove. + (scop_do_block): Remove. + (flatten_all_loops): Remove. + (optimize_isl): Remove. + (pbb_number_of_iterations_at_time): Remove. + (debug_scop_pbb): Declare. + (print_schedule_ast): Declare. + (debug_schedule_ast): Declare. + (struct scop): Remove schedule. Add original_schedule, + transformed_schedule. + (free_gimple_poly_bb): Remove. + (print_generated_program): Remove. + (debug_generated_program): Remove. + (unify_scattering_dimensions): Remove. + * sese.c (print_edge): ... here. + (print_sese): ... here. + (debug_edge): ... here. + (debug_sese): ... here. + * sese.h (print_edge): Declare. + (print_sese): Declare. + (dump_edge): Declare. + (dump_sese): Declare. + +2016-01-25 Aditya Kumar <aditya.k7@samsung.com> + Sebastian Pop <s.pop@samsung.com> + + * Makefile.in: Set ISLVER in site.exp. + +2016-01-25 Jakub Jelinek <jakub@redhat.com> + + * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set + DECL_VALUE_EXPR of new_var even for the non-array case. Look + through DECL_VALUE_EXPR for expansion. + +2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de> + + * config/mips/mips.c (mips_compute_frame_info): Skip re-computing + the frame info after reload completed. + +2016-01-25 Jeff Law <law@redhat.com> + + PR tree-optimization/69196 + PR tree-optimization/68398 + * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from + tree-ssa-threadupdate.c. + (determine_bb_domination_status): Prototype + * tree-ssa-threadupdate.c (enum bb_dom_status): Remove + (determine_bb_domination_status): No longer static. + (valid_jump_thread_path): Remove code to detect characteristics + of the jump thread path not associated with correctness. + * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths): + Correct test for thread path length. Count PHIs for real operands as + statements that need to be copied. Do not count ASSERT_EXPRs. + Look at all the blocks in the thread path. Compute and selectively + filter thread paths based on threading through the latch, threading + a multiway branch or crossing a multiway branch. + +2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add + decl with __attribute__ ((unused)) annotation. + +2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com> + + PR target/69421 + * tree-vect-stmts.c (vectorizable_condition): Check vectype + of operands is compatible with a statement vectype. + +2016-01-25 Eric Botcazou <ebotcazou@adacore.com> + + * doc/extend.texi (scalar_storage_order type attribute): Fix typo and + improve wording for mixed storage order support. + +2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com> + + * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic. + (vcvt_u64_f64): Likewise. + (vcvta_s64_f64): Likewise. + (vcvta_u64_f64): Likewise. + (vcvtm_s64_f64): Likewise. + (vcvtm_u64_f64): Likewise. + (vcvtn_s64_f64): Likewise. + (vcvtn_u64_f64): Likewise. + (vcvtp_s64_f64): Likewise. + (vcvtp_u64_f64): Likewise. + +2016-01-25 Claudiu Zissulescu <claziss@synopsys.com> + + * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define. + (arc_init): Check validity mll64 option. + (arc_save_restore): Use double load/store instruction. + (arc_expand_movmem): Likewise. + (arc_split_move): Don't split if we have double load/store + instructions. Returns a boolean. + (arc_process_double_reg_moves): Change function to return boolean + instead of a sequence of instructions. + (arc_dwarf_register_span): New function. + * config/arc/arc-protos.h (arc_split_move): Change prototype. + * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__. + * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions. + (*movdf_insn): Likewise. + * config/arc/arc.opt (mll64): New option. + * config/arc/predicates.md (even_register_operand): New predicate. + * doc/invoke.texi (ARC Options): Add mll64 documentation. + +2016-01-25 Richard Biener <rguenther@suse.de> + + PR lto/69393 + * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS. + * tree-streamer-out.c (pack_ts_base_value_fields): Stream + DECL_NAMELESS. + * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise. + +2016-01-25 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69376 + * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p + flag. + (VN_INFO_ANTI_RANGE_P): New inline. + (VN_INFO_RANGE_TYPE): Likewise. + * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy + SSA_NAME_ANTI_RANGE_P. + (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P. + * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): + Properly query VN_INFO_RANGE_TYPE. + +2016-01-25 Nick Clifton <nickc@redhat.com> + + PR target/66655 + * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition. + +2016-01-23 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/69426 + * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of + removed clobber. + +2016-01-23 Jakub Jelinek <jakub@redhat.com> + + * tree-ssanames.c (release_free_names_and_compact_live_names): Replace + "the the" with "the" in the comments. + * ipa-devirt.c (build_type_inheritance_graph, + update_type_inheritance_graph): Likewise. + * tree.c (build_function_type_list_1): Likewise. + * cfgloopmanip.c (scale_loop_profile): Likewise. + * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise. + * gimple-ssa-split-paths.c + (find_block_to_duplicate_for_splitting_paths): Likewise. + * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise. + * expr.c (convert_move): Likewise. + * var-tracking.c (vt_stack_adjustments): Likewise. + * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise. + * tree-vrp.c (test_for_singularity): Likewise. + + * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR + directly instead of building a temporary tree. + + PR bootstrap/69434 + * genrecog.c: Define INCLUDE_ALGORITHM before including system.h, + remove <algorithm> include. + +2016-01-22 Jakub Jelinek <jakub@redhat.com> + + PR target/69432 + * config/i386/i386.c: Include dojump.h. + (expand_small_movmem_or_setmem, + expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling + fixes. + (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early + if dynamic_check != -1. + +2016-01-21 Jeff Law <law@redhat.com> + + PR middle-end/69347 + * tree-ssa-dom.c (back_propagate_equivalences): Factored out of + record_temporary_equivalences. Rewritten to avoid unnecessary calls + into dominated_by_p. + (cprop_into_successor_phis): Avoid unnecessary tests. + +2016-01-22 Richard Henderson <rth@redhat.com> + + PR target/69416 + * config/aarch64/aarch64.md (UNSPEC_NZCV): New. + (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it. + +2016-01-22 Michael Matz <matz@suse.de> + + * system.h (string, algorithm): Include only conditionally. + (new): Include always under C++. + * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM. + * final.c (toplevel): Ditto. + * ipa-chkp.c (toplevel): Define INCLUDE_STRING. + * genconditions.c (write_header): Make gencondmd.c define + INCLUDE_STRING. + * mem-stats.h (mem_usage::print_dash_line): Don't use std::string. + + * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING. + * common/config/aarch64/aarch64-common.c (toplevel): Ditto. + +2016-01-22 Christian Bruel <christian.bruel@st.com> + + PR target/68674 + * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed. + +2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/69403 + * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to + define_insn_and_split. Ensure operands[1] and operands[0] do not + get assigned the same register. + +2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org> + + * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr. + +2016-01-22 Christian Bruel <christian.bruel@st.com> + + * config/arm/arm-c.c (arm_pragma_target_parse): + Remove warn_builtin_macro_redefined overwrite. + +2016-01-22 Eric Botcazou <ebotcazou@adacore.com> + + * ipa-inline.c (can_inline_edge_p): Back out overzealous check on + flag_non_call_exceptions compatibility. + +2016-01-22 Jakub Jelinek <jakub@redhat.com> + + PR debug/66668 + * dwarf2out.c (add_child_die_after): New function. + (dwarf_qual_info_t): New type. + (dwarf_qual_info): New variable. + (qualified_die_p): New function. + (modified_type_die): For -fdebug-types-section, ensure + canonical order of qualifiers. Put qualified DIEs adjacent + to the corresponding non-qualified type DIE and search there + for existing qualified DIEs. + +2016-01-22 Eric Botcazou <ebotcazou@adacore.com> + + * doc/extend.texi (scalar_storage_order type attribute): Document + restriction on type punning and aliasing, and remove future tense. + +2016-01-21 Roman Zhuykov <zhroma@ispras.ru> + + PR target/69252 + * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new + first stage. + +2016-01-21 Jeff Law <law@redhat.com> + + PR middle-end/69347 + * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid + useless call to record_temporary_equivalences. + * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just + allocate 10 slots in the bb_path vector and let it grow as needed. + (fsm_find_control_statement_thread_paths): Similarly for the next_path + vector. + +2016-01-21 David Edelsohn <dje.gcc@gmail.com> + + * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive): + Detangle. + * configure: Regenerate. + +2016-01-21 Pat Haugen <pthaugen@us.ibm.com> + + * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9. + * config/rs6000/driver-rs6000.c (struct asm_names): Likewise. + +2016-01-21 Bernd Schmidt <bschmidt@redhat.com> + + PR middle-end/66178 + * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't + drop EXPAND_INITIALIZER. + * rtl.h (contains_symbolic_reference_p): Declare. + * rtlanal.c (contains_symbolic_reference_p): New function. + * simplify-rtx.c (simplify_binary_operation_1): Don't turn + a subtraction into a NOT if symbolic constants are involved. + +2016-01-21 Anton Blanchard <anton@samba.org> + Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + PR target/63354 + * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New + #define. + * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New + function. + +2016-01-21 Ajit Agarwal <ajitkum@xilinx.com> + + * config/microblaze/microblaze.c + (get_branch_target): New. + (insert_wic_for_ilb_runout): New. + (insert_wic): New. + (microblaze_machine_dependent_reorg): New. + (TARGET_MACHINE_DEPENDENT_REORG): Define macro. + * config/microblaze/microblaze.md + (UNSPEC_IPREFETCH): Define. + (iprefetch): New pattern + * config/microblaze/microblaze.opt + (mxl-prefetch): New flag. + +2016-01-21 Ajit Agarwal <ajitkum@xilinx.com> + + * config/microblaze/microblaze.h + (FIXED_REGISTERS): Update in macro. + (CALL_USED_REGISTERS): Update in macro. + +2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com> + + PR rtl-optimization/68920 + * ifcvt.c (cond_move_process_if_block): Limit number of conditional + moves. + +2016-01-21 Vladimir Makarov <vmakarov@redhat.com> + + PR rtl-optimization/68990 + * lra-coalesce.c (lra_coalesce): Invalidate value for the result + pseudo instead of inheritance ones. + +2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de> + Nick Clifton <nickc@redhat.com> + + PR target/69129 + PR target/69012 + * config/mips/mips.c (mips_compute_frame_info): Initialise + args_size and hard_frame_pointer_offset fields of the frame + structure before calling mips_global_pointer. + +2016-01-21 David Edelsohn <dje.gcc@gmail.com> + + * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section + label reference. + * configure: Regenerate. + +2016-01-21 Richard Biener <rguenther@suse.de> + + * graphite-optimize-isl.c (get_schedule_map): Fix typo. + +2016-01-21 Marcin KoÅ›cielnicki <koriakin@0x04.net> + + * config/s390/s390.c (s390_asm_declare_function_size): Add code + to actually emit the .size directive. + +2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com> + Jakub Jelinek <jakub@redhat.com> + + PR target/69187 + PR target/65624 + * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase + args array size by one to avoid buffer overflow. + +2016-01-21 Marcin KoÅ›cielnicki <koriakin@0x04.net> + + * config/s390/s390.md (pool_section_start): Use switch_to_section + to select proper read-only data section instead of hardcoding + .rodata. + (pool_section_end): Use switch_to_section to match the above. + +2016-01-21 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69378 + * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function. + (set_ssa_val_to): Use it for dominance checks taking into + account not executable edges. + +2016-01-21 Jakub Jelinek <jakub@redhat.com> + + PR c++/69355 + * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode) + for bitsize instead of GET_MODE_PRECISION (mode). + +2016-01-20 Martin Sebor <msebor@redhat.com> + + PR c/52291 + * extend.texi (__sync Builtins): Clarify the semantics of + __sync_fetch_and_OP built-ins on pointers. + (__atomic Builtins): Same. + +2016-01-21 Aditya Kumar <aditya.k7@samsung.com> + Sebastian Pop <s.pop@samsung.com> + + * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New. + (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool. + (is_valid_rename): Same. + (translate_isl_ast_to_gimple::get_rename): Same. + (translate_isl_ast_to_gimple::rename_all_uses): Same. + (translate_isl_ast_to_gimple::rename_uses): Same. + (get_new_name): Check for close_phi nodes. + (copy_loop_phi_args): Use phi_node_kind. + (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same. + (translate_isl_ast_to_gimple::copy_cond_phi_args): Same. + +2016-01-21 Aditya Kumar <aditya.k7@samsung.com> + Sebastian Pop <s.pop@samsung.com> + + Revert commit r229783. + * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id): + Remove use of parameter_rename_map. + (copy_def): Remove. + (copy_internal_parameters): Remove. + (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters. + * sese.c (new_sese_info): Do not initialize parameter_rename_map. + (free_sese_info): Do not free parameter_rename_map. + (set_rename): Do not use parameter_rename_map. + (rename_uses): Update call to set_rename. + (graphite_copy_stmts_from_block): Do not use parameter_rename_map. + * sese.h (parameter_rename_map_t): Remove. + (struct sese_info_t): Remove field parameter_rename_map. + +2016-01-21 Aditya Kumar <aditya.k7@samsung.com> + Sebastian Pop <s.pop@samsung.com> + + * graphite-isl-ast-to-gimple.c: Fix comment. + * graphite-scop-detection.c (defined_in_loop_p): New. + (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA + names defined in loop. + +2016-01-21 Aditya Kumar <aditya.k7@samsung.com> + Sebastian Pop <s.pop@samsung.com> + + * graphite-scop-detection.c (scop_detection::harmful_loop_in_region): + Discard unstructured if-then-else regions. + +2016-01-21 Aditya Kumar <aditya.k7@samsung.com> + Sebastian Pop <s.pop@samsung.com> + + * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove. + (cleanup_loop_iter_dom): Remove. + (build_loop_iteration_domains): Remove. + (build_scop_context): Remove. + (build_scop_iteration_domain): Remove. + (add_loop_constraints): New. + (build_iteration_domains): New. + (build_poly_scop): Call build_iteration_domains. + +2016-01-21 Aditya Kumar <aditya.k7@samsung.com> + Sebastian Pop <s.pop@samsung.com> + + * graphite-scop-detection.c + (scop_detection::harmful_loop_in_region): Free dom and loops. + (scop_detection::loop_body_is_valid_scop): Free bbs. + +2016-01-21 Aditya Kumar <aditya.k7@samsung.com> + Sebastian Pop <s.pop@samsung.com> + + * graphite-scop-detection.c (record_loop_in_sese): New. + (gather_bbs::before_dom_children): Call record_loop_in_sese. + (build_scops): Remove call to build_sese_loop_nests. + * sese.c (sese_record_loop): Remove. + (build_sese_loop_nests): Remove. + (new_sese_info): Remove region->loops. + (free_sese_info): Same. + * sese.h (sese_contains_loop): Same. + (build_sese_loop_nests): Remove. + (sese_contains_loop): Remove. + +2016-01-21 Aditya Kumar <aditya.k7@samsung.com> + Sebastian Pop <s.pop@samsung.com> + + * graphite-scop-detection.c (loop_is_valid_scop): Renamed + loop_is_valid_in_scop. + (scop_detection::harmful_stmt_in_region): Renamed + harmful_loop_in_region. + Call loop_is_valid_in_scop. + +2016-01-21 Aditya Kumar <aditya.k7@samsung.com> + Sebastian Pop <s.pop@samsung.com> + + * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle + isl_ast_node_mark. + +2016-01-21 Aditya Kumar <aditya.k7@samsung.com> + Sebastian Pop <s.pop@samsung.com> + + * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION. + * graphite.h (struct poly_bb): Remove field is_reduction. + (PBB_IS_REDUCTION): Remove. + +2016-01-21 Aditya Kumar <aditya.k7@samsung.com> + Sebastian Pop <s.pop@samsung.com> + + * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce. + (add_pdr_constraints): Same. + (scop_get_reads): Same. + (scop_get_must_writes): Same. + (scop_get_may_writes): Same. + (scop_get_original_schedule): Same. + (extend_schedule): Same. + (apply_schedule_on_deps): Same. + (carries_deps): Same. + (compute_deps): Same. + (scop_get_dependences): Same. + * graphite-isl-ast-to-gimple.c + (translate_isl_ast_to_gimple::generate_isl_schedule): Same. + * graphite-optimize-isl.c (get_schedule_for_band): Same. + (get_schedule_for_band_list): Same. + (get_schedule_map): Same. + (apply_schedule_map_to_scop): Same. + * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same. + (build_loop_iteration_domains): Same. + (add_condition_to_pbb): Same. + (add_param_constraints): Same. + (pdr_add_memory_accesses): Same. + (pdr_add_data_dimensions): Same. + +2016-01-20 Sandra Loosemore <sandra@codesourcery.com> + + * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking + requirements. + +2016-01-20 Sandra Loosemore <sandra@codesourcery.com> + + * common.opt (feliminate-dwarf2-dups): Replace references to + "DWARF 2" with just "DWARF". + * config/ia64/ia64.opt (mdwarf2-asm): Likewise. + * doc/extend.texi: Likewise. + * doc/cpp.texi: Likewise. + * doc/invoke.texi: Likewise. + (Option Summary): Add -gdwarf to list of Debugging Options. + (Debugging Options): Document -gdwarf. + * doc/contrib.texi: Spell "DWARF" like that. + +2016-01-21 Jakub Jelinek <jakub@redhat.com> + + * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized + warning. Fix up formatting. + + PR middle-end/67653 + * gimplify.c (gimplify_asm_expr): Warn if it is too late to + attempt to mark memory input operand addressable and + call prepare_gimple_addressable in that case. Don't adjust + input_location for diagnostics, use error_at instead. + +2016-01-20 Peter Bergner <bergner@vnet.ibm.com> + + * config/rs6000/ppc-auxv.h: New file. + * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin. + (cpu_is): Likewise. + (cpu_supports): Likewise. + * config/rs6000/rs6000.c: include "ppc-auxv.h". + (cpu_is_info): New variable. + (cpu_supports_info): Likewise. + (tcb_verification_symbol): Likewise. + (cpu_builtin_p): Likewise. + (cpu_expand_builtin): New function. + (rs6000_expand_ternop_builtin): Add support for CPU builtin functions. + (rs6000_init_builtins): Likewise. + (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol. + * config/rs6000/rs6000.h (TLS_REGNUM): New define. + * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test. + * configure: Regenerate. + * config.in: Likewise. + * doc/extend.texi (PowerPC Built-in Functions): Document + __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports. + +2016-01-20 David Edelsohn <dje.gcc@gmail.com> + + PR target/68609 + * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt + domain check. + * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt + for V4SFmode. + +2016-01-20 Richard Henderson <rth@redhat.com> + + PR bootstrap/69343 + PR bootstrap/69339 + PR tree-opt/68964 + Revert: + * tree.c (tm_define_builtin): New. + (find_tm_vector_type): New. + (build_tm_vector_builtins): New. + (build_common_builtin_nodes): Call it. + +2016-01-20 Christophe Lyon <christophe.lyon@linaro.org> + + * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry. + (arm_fp_ok): Likewise. + (arm_fp): Likewise. + (arm_crypto): Likewise. + +2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com> + Richard Biener <rguenther@suse.de> + + PR tree-optimization/69328 + * tree-vect-stmts.c (vect_is_simple_cond): Check compared + vectors have same number of elements. + (vectorizable_condition): Fix masked version recognition. + +2016-01-20 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69345 + * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function. + (VN_INFO_PTR_INFO): Likewise. + * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to + info when it is equal between non-dominating SSA names. + * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): + Make sure to look at original SSA infos. + +2016-01-20 Jeff Law <law@redhat.com> + + PR target/25114 + * config/m68k/predicates.md (pow2_m1_operand): New predicate + extracted from ... + (reg_or_pow2_m1_operand): Call pow2_m1_operand. + (pc_or_label_operand): New predicate. + * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU + tests for small integers that are 2^n - 1. + +2016-01-20 Jonathan Wakely <jwakely@redhat.com> + + * doc/invoke.texi (Options Summary): Add '.' after @xref. + +2016-01-19 Jeff Law <law@redhat.com> + + PR middle-end/69347 + * tree-ssa-threadbackwards.c + (fsm_find_control_statement_thread_paths): Do not try to lookup + FSM paths for SSA_NAMEs appearing in abnormal PHIs. + +2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org> + + * doc/lto.texi: Remove text that says only Gold has linker plugin + support. + +2016-01-19 Eric Botcazou <ebotcazou@adacore.com> + + * dwarf2out.c (need_endianity_attribute_p): New inline predicate. + (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to + the DIE accordingly. + (modified_type_die): Add REVERSE parameter and pass it recursively, + as well as to base_type_die. Adjust presence check accordingly. + (base_type_for_mode): Adjust call to modified_type_die. + (add_type_attribute): Add REVERSE parameter and pass it to + modified_type_die. + (generic_parameter_die): Adjust call to add_type_attribute. + (add_scalar_info): Likewise. + (add_subscript_info): Likewise. + (gen_array_type_die): Likewise. + (gen_descr_array_type_die): Likewise. + (gen_entry_point_die): Likewise. + (gen_enumeration_type_die): Likewise. + (gen_formal_parameter_die): Likewise. + (gen_subprogram_die): Likewise. + (gen_variable_die ): Likewise. + (gen_const_die): Likewise. + (gen_field_die): Likewise. + (gen_pointer_type_die): Likewise. + (gen_reference_type_die): Likewise. + (gen_ptr_to_mbr_type_die): Likewise. + (gen_inheritance_die): Likewise. + (gen_subroutine_type_die): Likewise. + (gen_typedef_die): Likewise. + (force_type_die): Adjust call to modified_type_die. + +2016-01-19 Sandra Loosemore <sandra@codesourcery.com> + + * doc/standards.texi: Copy-editing for grammar, markup, and sentence + flow throughout the file. Fix broken link to Objective-C 2.0 + documentation. + * doc/invoke.texi: More copy-editing; fix numerous typos and spelling + errors. + +2016-01-19 Wilco Dijkstra <wdijkstr@arm.com> + + * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings. + +2016-01-19 Jan Hubicka <hubicka@ucw.cz> + + PR ipa/66223 + * ipa-devirt.c (is_cxa_pure_virtual_p): New function. + (maybe_record_node): Record cxa_pure_virtual as the only possible + target if there are not ohter candidates. + (possible_polymorphic_call_target_p): Accept cxa_pure_virtual. + +2016-01-19 Richard Biener <rguenther@suse.de> + + * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants. + (get_memory_order): Likewise. + +2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com> + + * tree-vect-stmts.c (vectorizable_store): Check + rhs vectype. + +2016-01-19 David Malcolm <dmalcolm@redhat.com> + + PR jit/68446 + * gcc.c (driver::decode_argv): Add call to + init_opts_obstack before init_options_struct. + * opts.c (init_opts_obstack): Remove idempotency. + (init_options_struct): Replace call to init_opts_obstack + with a gcc_assert to verify that it has already been called. + * toplev.c (toplev::main): Add call to init_opts_obstack before + calls to init_options_struct. + (toplev::finalize): Move cleanup of opts_obstack next to + cleanup of save_decoded_options, clearing the latter, and + save_decoded_options_count. + +2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/69135 + * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds" + attribute to unconditional. Remove %? from output template. + +2015-01-19 Wilco Dijkstra <wdijkstr@arm.com> + Jiong Wang <jiong.wang@arm.com> + + * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences + generated from different expand order. + +2015-01-19 Wilco Dijkstra <wdijkstr@arm.com> + + * /config/aarch64/aarch64.c (aarch64_if_then_else_costs): + Add support for CCMP costing. + +2015-01-19 Wilco Dijkstra <wdijkstr@arm.com> + + * ccmp.c (ccmp_candidate_p): Remove integer-only restriction. + * config/aarch64/aarch64.md (fccmp<mode>): New pattern. + (fccmpe<mode>): Likewise. + (fcmp): Rename to fcmp and globalize pattern. + (fcmpe): Likewise. + * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support. + (aarch64_gen_ccmp_next): Add FP support. + +2015-01-19 Wilco Dijkstra <wdijkstr@arm.com> + + * target.def (gen_ccmp_first): Update documentation. + (gen_ccmp_next): Likewise. + * doc/tm.texi (gen_ccmp_first): Update documentation. + (gen_ccmp_next): Likewise. + * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of + expand_ccmp_expr_1. Improve comments. + * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp. + (ccmp_ior<mode>): Remove pattern. + (cmp<mode>): Remove expand. + (cmp): Globalize pattern. + (cstorecc4): Use cc_register. + (mov<mode>cc): Remove ccmp_cc_register check. + * config/aarch64/aarch64.c (aarch64_get_condition_code_1): + Simplify after removal of CC_DNE/* modes. + (aarch64_ccmp_mode_to_code): Remove. + (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases. + In 'k' case use integer as condition. + (aarch64_nzcv_codes): Remove inverted cases. + (aarch64_code_to_ccmode): Remove. + (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct + comparison with CC register to be used in folowing CCMP/branch/CSEL. + (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP + pattern. Return the comparison with CC register. Invert conditions + when bitcode is OR. + * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes. + * config/aarch64/predicates.md (ccmp_cc_register): Remove. + +2016-01-19 Jan Hubicka <hubicka@ucw.cz> + + * cgraphunit.c (cgraph_node::reset): Clear thunk info and + instrumented_version. + +2016-01-19 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69336 + * tree-ssa-scopedtables.c (avail_expr_hash): Handle all + handled components with get_ref_base_and_extent. + (equal_mem_array_ref_p): Adjust. + +2016-01-19 Jakub Jelinek <jakub@redhat.com> + + PR debug/65779 + * shrink-wrap.c: Include valtrack.h. + (move_insn_for_shrink_wrap): Add DEBUG argument. If + MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs + in between insn and where it will be moved to. Call + dead_debug_insert_temp. + (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init + first and dead_debug_local_finish at the end. + For uses and defs bitmap, handle all regs in between REGNO and + END_REGNO, not just the first one. + +2016-01-19 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69352 + * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1. + (equal_mem_array_ref_p): Constrain size and max size properly. + Compare the reverse flag. + +2016-01-19 Bernd Schmidt <bschmidt@redhat.com> + + * ira.c (ira): Update regstat data if we deleted insns. + +2016-01-19 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/68955 + PR rtl-optimization/64557 + * dse.c (record_store, check_mem_read_rtx): Don't call get_addr + here. Fix up formatting. + * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P. + +2016-01-19 Jan Hubicka <hubicka@ucw.cz> + + PR lto/69133 + * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple + assume that the node has body. + * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p + check. + +2016-01-19 Jan Hubicka <hubicka@ucw.cz> + + * lto-streamer-out.c (lto_output): Do not stream instrumentation + thunks. + +2016-01-19 Jan Hubicka <hubicka@ucw.cz> + + * symtab.c (symtab_node::asm_name): Do not call printable name directly. + (symtab_node::name): Report name as unnamed if DECL_NAME is not set. + +2016-01-19 Martin Jambor <mjambor@suse.cz> + Martin Liska <mliska@suse.cz> + Michael Matz <matz@suse.de> + + * Makefile.in (OBJS): Add new source files. + (GTFILES): Add hsa.c. + * common.opt (disable_hsa): New variable. + (-Whsa): New warning. + * config.in (ENABLE_HSA): New. + * configure.ac: Treat hsa differently from other accelerators. + (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to + $enable_offloading. + (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa. + * doc/install.texi (Configuration): Document --with-hsa-runtime, + --with-hsa-runtime-include, --with-hsa-runtime-lib and + --with-hsa-kmt-lib. + * doc/invoke.texi (-Whsa): Document. + (hsa-gen-debug-stores): Likewise. + * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt + to invoke offload compiler for hsa acclerator. + * opts.c (common_handle_option): Determine whether HSA offloading + should be performed. + * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter. + * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New. + (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed. + (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New. + * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY. + * gimple-pretty-print.c (dump_gimple_omp_for): Also handle + GF_OMP_FOR_KIND_GRID_LOOP. + (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY. + (pp_gimple_stmt_1): Likewise. + * gimple-walk.c (walk_gimple_stmt): Likewise. + * gimple.c (gimple_build_omp_grid_body): New function. + (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY. + * gimple.def (GIMPLE_OMP_GRID_BODY): New. + * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY, + GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and + GF_OMP_TEAMS_GRID_PHONY. + (gimple_statement_omp_single_layout): Updated comments. + (gimple_build_omp_grid_body): New function. + (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY. + (gimple_omp_for_grid_phony): New function. + (gimple_omp_for_set_grid_phony): Likewise. + (gimple_omp_parallel_grid_phony): Likewise. + (gimple_omp_parallel_set_grid_phony): Likewise. + (gimple_omp_teams_grid_phony): Likewise. + (gimple_omp_teams_set_grid_phony): Likewise. + (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY. + * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New. + (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise. + (BUILT_IN_GOMP_TARGET): Updated type. + * omp-low.c: Include symbol-summary.h, hsa.h and params.h. + (adjust_for_condition): New function. + (get_omp_for_step_from_incr): Likewise. + (extract_omp_for_data): Moved parts to adjust_for_condition and + get_omp_for_step_from_incr. + (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY. + (fixup_child_record_type): Bail out if receiver_decl is NULL. + (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_. + (scan_omp_parallel): Do not create child functions for phony + constructs. + (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY. + (scan_omp_1_op): Checking assert we are not remapping to + ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY. + (parallel_needs_hsa_kernel_p): New function. + (expand_parallel_call): Register apprpriate parallel child + functions as HSA kernels. + (grid_launch_attributes_trees): New type. + (grid_attr_trees): New variable. + (grid_create_kernel_launch_attr_types): New function. + (grid_insert_store_range_dim): Likewise. + (grid_get_kernel_launch_attributes): Likewise. + (get_target_argument_identifier_1): Likewise. + (get_target_argument_identifier): Likewise. + (get_target_argument_value): Likewise. + (push_target_argument_according_to_value): Likewise. + (get_target_arguments): Likewise. + (expand_omp_target): Call get_target_arguments instead of looking + up for teams and thread limit. + (grid_expand_omp_for_loop): New function. + (grid_arg_decl_map): New type. + (grid_remap_kernel_arg_accesses): New function. + (grid_expand_target_kernel_body): New function. + (expand_omp): Call it. + (lower_omp_for): Do not emit phony constructs. + (lower_omp_taskreg): Do not emit phony constructs but create for them + a temporary variable receiver_decl. + (lower_omp_taskreg): Do not emit phony constructs. + (lower_omp_teams): Likewise. + (lower_omp_grid_body): New function. + (lower_omp_1): Call it. + (grid_reg_assignment_to_local_var_p): New function. + (grid_seq_only_contains_local_assignments): Likewise. + (grid_find_single_omp_among_assignments_1): Likewise. + (grid_find_single_omp_among_assignments): Likewise. + (grid_find_ungridifiable_statement): Likewise. + (grid_target_follows_gridifiable_pattern): Likewise. + (grid_remap_prebody_decls): Likewise. + (grid_copy_leading_local_assignments): Likewise. + (grid_process_kernel_body_copy): Likewise. + (grid_attempt_target_gridification): Likewise. + (grid_gridify_all_targets_stmt): Likewise. + (grid_gridify_all_targets): Likewise. + (execute_lower_omp): Call grid_gridify_all_targets. + (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY. + * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_. + (tree_omp_clause): Added union field dimension. + * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_. + * tree.c (omp_clause_num_ops): Added number of arguments of + OMP_CLAUSE__GRIDDIM_. + (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_. + (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_. + * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New. + (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise. + (OMP_CLAUSE_GRIDDIM_SIZE): Likewise. + (OMP_CLAUSE_GRIDDIM_GROUP): Likewise. + * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail. + * tree-pass.h (make_pass_gen_hsail): Declare. + (make_pass_ipa_hsa): Likewise. + * ipa-hsa.c: New file. + * lto-section-in.c (lto_section_name): Add hsa section name. + * lto-streamer.h (lto_section_type): Add hsa section. + * timevar.def (TV_IPA_HSA): New. + * hsa-brig-format.h: New file. + * hsa-brig.c: New file. + * hsa-dump.c: Likewise. + * hsa-gen.c: Likewise. + * hsa.c: Likewise. + * hsa.h: Likewise. + * toplev.c (compile_file): Call hsa_output_brig. + * hsa-regalloc.c: New file. + +2016-01-18 Jeff Law <law@redhat.com> + + PR tree-optimization/69320 + * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean + ranged object, do nothing if the RHS constant is not [0..1]. + (optimize_stmt): Comparing a boolean ranged object against a + constant outside [0..1] results in a compile-time constant. + + * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary + test. + +2016-01-18 Sandra Loosemore <sandra@codesourcery.com> + + * doc/invoke.texi (Invoking GCC): Add new section to menu. + (Option Summary): Update to reflect new section and moved options. + (C++ Dialect Options): Move -fstats to new section. + (Debugging Options): Move all dump, statistics, and other GCC + developer options to new section. Rewrite section introduction + and re-order remaining options to put the more basic ones first. + (Optimization Options): Move -fira-verbose and -flto-report* to + new section. + (Developer Options): New section incorporating moved options. + * doc/cppopts.texi (-dM): Update cross-reference. + +2016-01-18 Richard Henderson <rth@redhat.com> + + PR target/69176 + * config/aarch64/aarch64.md (add<GPI>3): Move long immediate + operands to pseudo only if CSE is expected. Split long immediate + operands only after reload, and for the stack pointer. + (*add<GPI>3_pluslong): Remove. + (*addsi3_aarch64, *adddi3_aarch64): Merge into... + (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative. + (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative. + (*add<GPI>3 peepholes): New. + (*add<GPI>3 splitters): New. + * config/aarch64/constraints.md (Upl): New. + * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New. + +2016-01-18 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69297 + * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar + stmt at most once. + (vect_bb_vectorization_profitable_p): Clear visited flag again. + +2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com> + + PR middle-end/68542 + * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case + of mixind vector and scalar types. + (fold_relational_const): Add handling of vector + comparison with boolean result. + * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow + comparison of vector operands with boolean result for EQ/NE only. + (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison. + (verify_gimple_cond): Likewise. + * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on + valid type of VAL. + +2016-01-18 Joseph Myers <joseph@codesourcery.com> + + * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require + !TARGET_OCTEON. + +2016-01-18 Richard Biener <rguenther@suse.de> + + PR middle-end/69308 + * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND. + +2016-01-18 Tom de Vries <tom@codesourcery.com> + + * passes.def: Add pass_parallelize_loops to pass_oacc_kernels. + +2016-01-18 Tom de Vries <tom@codesourcery.com> + + * omp-low.c (set_oacc_fn_attrib): Make extern. + * omp-low.h (set_oacc_fn_attrib): Declare. + * tree-parloops.c (struct reduction_info): Add reduc_addr field. + (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL. + (create_parallel_loop, gen_parallel_loop, try_create_reduction_list): + Add and handle function parameter oacc_kernels_p. + (find_reduc_addr, get_omp_data_i_param): New function. + (ref_conflicts_with_region, oacc_entry_exit_ok_1) + (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function. + (parallelize_loops): Add and handle function parameter oacc_kernels_p. + Calculate dominance info. Skip loops that are not in a kernels region + in oacc_kernels_p mode. Skip inner loops of parallelized loops. + (pass_parallelize_loops::execute): Call parallelize_loops with + oacc_kernels_p argument. + (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param): + New member function. + (pass_parallelize_loops::bool oacc_kernels_p): New member var. + * passes.def: Add argument to pass_parallelize_loops instantation. + +2016-01-18 Tom de Vries <tom@codesourcery.com> + + * tree-parloops.c (pass_parallelize_loops::execute): Allow + pass_parallelize_loops to be run outside the loop pipeline. + +2016-01-18 Alan Lawrence <alan.lawrence@arm.com> + + * tree-scalar-evolution.c (follow_copies_to_constant): New. + (analyze_initial_condition, analyze_scalar_evolution_1): Call previous. + +2016-01-18 Alan Lawrence <alan.lawrence@arm.com> + + PR target/63679 + * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF + using get_ref_base_and_extent. + (equal_mem_array_ref_p): New. + (hashable_expr_equal_p): Add call to previous. + +2016-01-18 Alan Lawrence <alan.lawrence@arm.com> + + PR target/63679 + * tree-sra.c (disqualified_constants, constant_decl_p): New. + (sra_initialize): Allocate disqualified_constants. + (sra_deinitialize): Free disqualified_constants. + (disqualify_candidate): Update disqualified_constants when appropriate. + (create_access): Scan for constant-pool entries as we go along. + (scalarizable_type_p): Add check against type_contains_placeholder_p. + (maybe_add_sra_candidate): Allow constant-pool entries. + (load_assign_lhs_subreplacements): Bind debug for constant pool vars. + (initialize_constant_pool_replacements): New. + (sra_modify_assign): Avoid mangling assignments created by previous, + and don't generate writes into constant pool. + (sra_modify_function_body): Call initialize_constant_pool_replacements. + +2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com> + + * config/i386/i386.c (scalar_to_vector_candidate_p): Support + andnot instruction. + (scalar_chain::convert_op): Likewise. + * config/i386/i386.md (*andndi3_doubleword): New. + +2016-01-18 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69170 + * tree-vect-slp.c (vect_build_slp_tree): Verify we are not + building a vector from scalar results of a pattern stmt. + +2016-01-18 Jakub Jelinek <jakub@redhat.com> + + * haifa-sched.c (autopref_multipass_init): Work around + -Wmaybe-uninitialized warning. + +2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * config/arm/arm.c (thumb1_reorg): Check that the comparison is + against the constant 0. + +2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + PR tree-optimization/68799 + * gimple-ssa-strength-reduction.c (create_phi_basis): Directly + look up phi candidates in the statement-candidate map. + (phi_add_costs): Likewise. + (record_phi_increments): Likewise. + (phi_incr_cost): Likewise. + (ncd_with_phi): Likewise. + (all_phi_incrs_profitable): Likewise. + +2016-01-17 Jakub Jelinek <jakub@redhat.com> + + * omp-low.c (mark_loops_in_oacc_kernels_region): Work around + -Wmaybe-uninitialized warning. + +2016-01-16 Sandra Loosemore <sandra@codesourcery.com> + + * doc/invoke.texi (Invoking GCC): Add new section to menu. + (Option Summary): Update to reflect new section and moved options. + (C++ Dialect Options): Move -fvtable-verify and related options. + (Debugging Options): Move Sanitizer, Pointer Bounds Checker, + and profiling-related options. + (Optimization Options): Move profile generation options and + -fstack-protector and related options. + (Instrumentation Options): New section incorporating moved options. + (Code Generation Options): Move -finstrument-functions and + related options, -fstack-check, -fstack-limit*, and -fbounds-check. + +2016-01-16 Tom de Vries <tom@codesourcery.com> + + * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops. + +2016-01-16 Tom de Vries <tom@codesourcery.com> + + * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt. + +2016-01-16 Richard Sandiford <richard.sandiford@arm.com> + + * hash-table.h (hash_table::empty): Turn into an inline wrapper + that checks whether the table is already empty. Rename the + original implementation to... + (hash_table::empty_slot): ...this new private function. + +2016-01-15 David Malcolm <dmalcolm@redhat.com> + + PR diagnostic/68899 + * diagnostic-show-locus.c (layout::print_source_line): Move x + offset of line until after call to + get_line_width_without_trailing_whitespace. + +2016-01-15 Jeff Law <law@redhat.com> + + PR tree-optimization/69270 + * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from + tree-ssa-dom.c. Improve test for [0..1] ranve from VRP. + * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove. + * tree-ssanames.h (ssa_name_has_boolean_range): Prototype. + * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use + ssa_name_has_boolean_range and constant_boolean_node. + +2016-01-15 Vladimir Makarov <vmakarov@redhat.com> + + PR rtl-optimization/69030 + * lra-spills.c (remove_pseudos): Check nrefs and make the function + returning bool. + (spill_pseudos): Delete debug insn for dead pseudo. + (lra_spill): Initiate spill_hard_reg and slots memory separately. + +2016-01-15 Jiong Wang <jiong.wang@arm.com> + + * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers): + New. + (TYPES_UNOPUS): Likewise. + * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct + builtin type, from UNOP to UNOPUS. + (lbtruncuv4sf): Likewise. + (lbtruncuv2df): Likewise. + (lrounduv2sf): Likewise. + (lrounduv4sf): Likewise. + (lrounduv2df): Likewise. + (lroundusf): Likewise. + (lroundusf): Likewise. + (lceiluv2sf): Likewise. + (lceiluv4sf): Likewise. + (lceiluv2df): Likewise. + (lceilusf): Likewise. + (lceiludf): Likewise. + (lflooruv2sf): Likewise. + (lflooruv4sf): Likewise. + (lflooruv2df): Likewise. + (lfloorusf): Likewise. + (lfloorudf): Likewise. + (lfrintnuv2sf): Likewise. + (lfrintnuv4sf): Likewise. + (lfrintnuv2df): Likewise. + (lfrintnusf): Likewise. + (lfrintnudf): Likewise. + * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type + conversion. + (vcvtq_u32_f32): Likewise. + (vcvtq_u64_f64): Likewise. + (vcvta_u32_f32): Likewise. + (vcvtaq_u32_f32): Likewise. + (vcvtaq_u64_f64): Likewise. + (vcvtm_u32_f32): Likewise. + (vcvtmq_u32_f32): Likewise. + (vcvtmq_u64_f64): Likewise. + (vcvtn_u32_f32): Likwise. + (vcvtnq_u32_f32): Likewise. + (vcvtnq_u64_f64): Likewise. + (vcvtp_u32_f32): Likewise. + (vcvtpq_u32_f32): Likewise. + (vcvtpq_u64_f64): Likewise. + (vcvtmd_u64_f64): Likewise. + (vcvtms_u32_f32): Likewise. + (vcvtad_u64_f64): Likewise. + (vcvtas_u32_f32): Likewise. + (vcvtnd_u64_f64): Likewise. + (vcvtns_u32_f32): Likewise. + (vcvtpd_u64_f64): Likewise. + (vcvtps_u32_f32): Likewise. + +2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle + CSEL of zero_extended registers. + +2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case): + Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate. + +2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return + false when argument string is not found in the attributes table + at all. + +2016-01-15 David Edelsohn <dje.gcc@gmail.com> + + PR target/68609 + * config/rs6000/rs6000.c (rs6000_emit_msub): Delete. + (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm + * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high + precision estimate. + +2016-01-15 Richard Biener <rguenther@suse.de> + + PR tree-optimization/66856 + * tree-vect-loop.c (vect_transform_loop): Free SLP instances here. + * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count. + (vect_create_new_slp_node): Increment stmt reference count. + (vect_get_and_check_slp_defs): Make sure stmts are nor already in + an SLP tree before swapping operands. + (vect_build_slp_tree): Likewise. + (destroy_bb_vec_info): Free stmt info after SLP instances. + * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count. + * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field. + (STMT_VINFO_NUM_SLP_USES): New macro. + +2016-01-15 Richard Biener <rguenther@suse.de> + + PR debug/69137 + * dwarf2out.c (add_linkage_name_raw): New function split out from ... + (add_linkage_name): ... here. + (gen_typedef_die): Use add_linkage_name_raw instead of + add_linkage_attr to delay DECL_ASSEMBLER_NAME computation + if necessary. + +2016-01-15 Cesar Philippidis <cesar@codesourcery.com> + + * gimplify.c (oacc_default_clause): Decode reference and pointer + types for both kernels and parallel regions. + +2016-01-15 Richard Sandiford <richard.sandiford@arm.com> + + PR middle-end/69246 + * calls.c (emit_call_1): Force n_popped to zero for sibcalls. + +2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com> + + * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo. + (convert_scalars_to_vector): Likewise. + +2016-01-15 Jonathan Wakely <jwakely@redhat.com> + + * doc/extend.texi (Type Traits): Fix grammar. + +2016-01-15 Martin Jambor <mjambor@suse.cz> + + * tree-inline.c (remap_decl): Use existing dclarations if + remapping a type and prevent_decl_creation_for_types. + (replace_locals_stmt): Do an initial remapping of non-VLA typed + decls first. Do real remapping with + prevent_decl_creation_for_types set. + * tree-inline.h (copy_body_data): New field + prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid + padding. + +2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com> + + * config/s390/s390.opt (mmvcle): More verbose help text. + +2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com> + + * config/s390/s390.opt: Add period to -mzvector option text. + +2016-01-15 Richard Biener <rguenther@suse.de> + + PR tree-optimization/68961 + * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost + of invariants in stores again. + +2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de> + + * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib. + +2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com> + + * config/i386/i386.c (ix86_expand_branch): Don't split + DI mode xor instruction to SI mode. + +2016-01-15 Jan Hubicka <hubicka@ucw.cz> + + PR ipa/68148 + * ipa-icf.c (sem_function::merge): Virtual functions may become + reachable even if they address is not taken and there are no + idrect calls. + +2016-01-15 Jan Hubicka <hubicka@ucw.cz> + + * lto-streamer-out.c (subtract_estimated_size): New function. + (get_symbol_initial_value): Use it. + +2016-01-15 Christian Bruel <christian.bruel@st.com> + + PR target/65837 + * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag. + (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins, + (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins. + use add_builtin_function_ext_scope instead of add_builtin_function. + (neon_set_p, neon_crypto_set_p): Remove. + (arm_init_builtins): Always call arm_init_neon_builtins and + arm_init_crypto_builtins. + (arm_expand_builtin): Check that builtins are allowed for the arch. + * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype. + * config/arm/arm.c (arm_valid_target_attribute_tree): Remove + arm_init_neon_builtins call. + +2016-01-15 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69117 + * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member. + * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info + of the leader conservatively. + (free_scc_vn): Restore original SSA name infos. + +2016-01-14 Jeff Law <law@redhat.com> + + PR tree-optimization/69270 + * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a + single bit of precision, verify it's also unsigned. + (record_edge_info): Use constant_boolean_node rather than fold_convert + to convert boolean_true/boolean_false to the right type. + +2016-01-14 Richard Henderson <rth@redhat.com> + + PR rtl-opt/69014 + * loop-doloop.c (record_reg_sets): New. + (doloop_optimize): Reject the transform if the sequence + clobbers registers live at the end of the loop block. + (doloop_optimize_loops): Enable df_live if needed. + +2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change. + * config/rs6000/rs6000.c: Likewise. + * config/rs6000/rs6000.h: Likewise. + * config/rs6000/rs6000.md: Likewise. + * doc/extend.texi: Likewsie. + +2016-01-14 Jeff Law <law@redhat.com> + + * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment + typo. + +2016-01-14 Richard Henderson <rth@redhat.com> + + PR c/69272 + PR tree-opt/68964 + * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size. + * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p + instead of builtin_decl_declared_p to test for declaration. + +2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com> + + * doc/loop.texi (Loop Analysis and Representation): Document + loop_depth function. + +2016-01-14 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/68773 + * omp-low.c (expand_omp_target): Don't set force_output. + * varpool.c (varpool_node::get_create): Same. + * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and + offload_funcs with force_output. + +2016-01-14 Jakub Jelinek <jakub@redhat.com> + + PR debug/69244 + * lra-eliminations.c (move_plus_up): Don't change anything if either + the outer or inner subreg mode is not MODE_INT. + * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is + integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards. + +2016-01-14 Alan Lawrence <alan.lawrence@arm.com> + + * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m}, + reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m}, + reduc_uplus_@var{m}): Remove. + * expr.c (expand_expr_real_2): Remove expansion path for + reduc_[us](min|max|plus) optabs. + * optabs-tree.c (scalar_reduc_to_vector): Remove. + * optabs-tree.h (scalar_reduc_to_vector): Remove. + * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab, + reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove. + * tree-vect-loop.c (vectorizable_reduction): Remove test for + reduc_[us](min|max|plus) optabs. + +2016-01-14 Alan Lawrence <alan.lawrence@arm.com> + + * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove. + (reduc_plus_scal_v2sf): New. + (reduc_smax_v2sf): Rename to... + (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract. + (reduc_smin_v2sf): Rename to... + (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract. + +2016-01-14 Jan Hubicka <hubicka@ucw.cz> + + * alias.c (compare_base_symbol_refs): New function. + (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use + it. + +2016-01-14 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/68146 + PR tree-optimization/69155 + * tree-complex.c: Include cfganal.h. + (phis_to_revisit): New variable. + (extract_component): Add phiarg_p argument. Assert that returned + SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true. + (update_phi_components): Partly rewrite to use loop over real/imag + components instead of code duplication. If extract_component returns + SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or + create_tmp_reg into the PHI node instead, and mention the phi triplet + in phis_to_revisit. + (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded + in phis_to_revisit at the end. + +2016-01-14 Richard Biener <rguenther@suse.de> + + PR tree-optimization/68060 + * tree-vect-loop.c (vect_is_simple_reduction): Check the + outer loop reduction is only used in the inner loop before + detecting a double reduction. + +2016-01-14 Jakub Jelinek <jakub@redhat.com> + + PR target/68269 + * combine.c (expand_field_assignment): Punt if compute_mode is + unsupported scalar mode. + +2016-01-14 Richard Biener <rguenther@suse.de> + + PR tree-optimization/66856 + * tree-vect-slp.c (vect_build_slp_tree): Refactor to build + SLP node only if it built successfully. + (vect_analyze_slp_instance): Adjust. + +2016-01-14 Jeff Law <law@redhat.com> + + PR tree-optimization/69270 + * tree-ssa-dom.c (ssa_name_has_boolean_range): New function. + (record_edge_info): Use it. Convert boolean_{true,false}_node + to the type of op0. + +2016-01-13 Jan Hubicka <hubicka@ucw.cz> + + PR ipa/66487 + * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p): + use block_ultimate_origin + (noncall-stmt_may_be_vtbl_ptr_store): Likewise. + +2016-01-13 Sandra Loosemore <sandra@codesourcery.com> + + * doc/invoke.texi (Submodel Options): Rename section to + "Machine-Dependent Options" to better reflect its content. + Rewrite introductory text to remove archaic CPU names. + Update references. + +2016-01-13 Sandra Loosemore <sandra@codesourcery.com> + + * doc/invoke.texi (Code Gen Options): Move section up in file, + before target-specific options. Update menu and option summary + to reflect the new section ordering. + +2016-01-13 Jonathan Wakely <jwakely@redhat.com> + + * doc/invoke.texi (C Dialect Options): Adjust -std default for C++. + (C++ Dialect Options): Add cross-reference to -std option. + * doc/standards.texi (C++ Language): Document C++14 support. + +2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support + for pack/unpack functions for __ibm128. + (PACK_IF): Likewise. + (UNPACK_IF): Likewise. + + * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add + support for __ibm128 pack/unpack functions. + (rs6000_invalid_builtin): Likewise. + (rs6000_init_builtins): Likewise. + (rs6000_opt_masks): Likewise. + + * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name. + (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack + functions + (RS6000_BTM_COMMON): Likewise. + + * config/rs6000/rs6000.md (f128_vsx): New mode attribute. + (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to + disallow __builtin_{pack,unpack}_longdouble if long double is IEEE + 128-bit floating point. Add support for the double values to be + in Altivec registers for TF/IF packing and unpacking, but restrict + TD packing sub-fields to be FPR registers. Don't allow overlapped + register support for packing. Allow pack inputs to be memory + locations. Don't build generator functions for unpack<mode>_dm + and unpack<mode>_nodm. + (unpack<mode>_dm): Likewise. + (unpack<mode>_nodm): Likewise. + (pack<mode>): Likewise. + + * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add + built-in functions to pack/unpack explicit __ibm128 values. + (__builtin_unpack_ibm128): Likewise. + + * doc/extend.texi (PowerPC Built-in Functions): Document + __builtin_pack_ibm128 and __builtin_unpack_ibm128. + +2016-01-13 Bernd Schmidt <bschmidt@redhat.com> + + PR c/66208 + * c-common.c (check_function_nonnull): Remove unnecessary declaration. + Add new arg loc and pass it down as context. + (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer + to the location to use for the warning. + (check_function_arguments): New arg loc. All callers changed. Pass + it to check_function_nonnull. + * c-common.h (check_function_arguments): Adjust declaration. + +2016-01-13 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/69156 + * gimple.c (validate_type): Removed. + (gimple_builtin_call_types_compatible_p): Use + useless_type_conversion_p instead of validate_type. + * value-prof.c (gimple_stringop_fixed_value): Fold + icall_size to correct type. + +2016-01-13 Jonathan Wakely <jwakely@redhat.com> + + * doc/extend.texi (__atomic Builtins): Clarify compare_exchange + effects. + +2016-01-13 Richard Henderson <rth@redhat.com> + + PR tree-opt/68964 + * target.def (builtin_tm_load, builtin_tm_store): Remove. + * config/i386/i386.c (ix86_builtin_tm_load): Remove. + (ix86_builtin_tm_store): Remove. + (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove. + (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove. + * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove. + (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove. + * doc/tm.texi: Rebuild. + + * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New. + (BUILT_IN_TM_MEMCPY_RTWN): New. + * trans-mem.c (tm_log_emit_stmt): Rearrange code for better + fallback from vector to integer helpers. + (build_tm_load): Handle vector types directly, instead of + via target hook. + (build_tm_store): Likewise. + (expand_assign_tm): Prepare for register types not handled by + the above. Copy them to memory and use memcpy. + * tree.c (tm_define_builtin): New. + (find_tm_vector_type): New. + (build_tm_vector_builtins): New. + (build_common_builtin_nodes): Call it. + +2016-01-13 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for + TARGET_SSE_MATH without TARGET_SSE2. Rewrite. + +2016-01-13 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/69169 + * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle + handled_struct_type param. + (create_variable_info_for, intra_create_variable_infos): Call + create_variable_info_for_1 with extra arg. + +2016-01-13 Yvan Roux <yvan.roux@linaro.org> + + * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a" + and "armv8.1-a+crc" entries. + +2016-01-13 Alexander Fomin <alexander.fomin@intel.com> + + PR target/69228 + * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"): + Change first operand predicate from register_or_constm1_operand + to register_operand. + (define_expand "avx512pf_gatherpf<mode>df"): Likewise. + (define_expand "avx512pf_scatterpf<mode>sf"): Likewise. + (define_expand "avx512pf_scatterpf<mode>df"): Likewise. + (define_insn "*avx512pf_gatherpf<mode>sf"): Remove. + (define_insn "*avx512pf_gatherpf<mode>df"): Likewise. + (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise. + (define_insn "*avx512pf_scatterpf<mode>df"): Likewise. + * config/i386/i386.c (ix86_expand_builtin): Remove first operand + comparison with constm1_rtx from vec_prefetch_gen part. + +2016-01-13 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69013 + * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths): + Exchange assert for a test. + +2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com> + + PR target/69247 + * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg. + +2016-01-13 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69242 + * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus + assert with a check. + +2016-01-13 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69186 + * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): + Properly guard vect_update_misalignment_for_peel call. + +2016-01-12 Jeff Law <law@redhat.com> + + PR tree-optimization/pr67755 + * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field + "need_profile_correction". + (thread_block_1): Initialize new field to false by default. If we + have multiple thread paths through a common joiner to different + final targets, then set new field to true. + (compute_path_counts): Only do count adjustment when it's really + needed. + +2016-01-12 Sandra Loosemore <sandra@codesourcery.com> + + * doc/invoke.texi (Spec Files): Move section down in file, past + all command-line option descriptions. + +2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + + PR middle-end/54809 + * doc/gty.texi: Remove documentation of mark_hook. + * gengtype.c (struct write_types_data): Remove code to support + mark_hook attribute. + (walk_type): Likewise. + (write_func_for_structure): Likewise. + +2016-01-12 Sandra Loosemore <sandra@codesourcery.com> + + * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to + Directory Options, and -specs= to Overall Options. + (Overall Options): Adjust similarly. Reorder to group related + options together. Make -specs= cross-reference the spec file details. + (Directory Options): Adjust similarly. + +2016-01-12 Jeff Law <law@redhat.com> + + * tree-ssa-threadupdate.c: Various whitespace and typo fixes. + +2016-01-12 Olivier Hainque <hainque@adacore.com> + + * gcc.c (spec_undefvar_allowed): New global. + (process_command): Set to true when running for --version or --help, + alone or together. + (getenv_spec_function): When the variable is not defined, use the + variable name as the variable value if we're allowed not to issue + a fatal error. + +2016-01-12 Bin Cheng <bin.cheng@arm.com> + + PR tree-optimization/68911 + * tree-vrp.c (adjust_range_with_scev): Check overflow in range + information computed for expression "init + nit * step". + +2016-01-12 Sandra Loosemore <sandra@codesourcery.com> + + * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information + about name of GCC executable. Remove deleted node from menu. + (Directory Options) <-B>: Remove cross-reference to deleted node. + (Target Options): Delete section. + +2016-01-12 Christian Bruel <christian.bruel@st.com> + + PR target/69180 + * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL + for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX. + +2016-01-12 Jakub Jelinek <jakub@redhat.com> + + PR target/69198 + * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure + aligned_mem is properly set for AVX512-VL floating point masked + stores. + + PR target/69175 + * ifcvt.c (cond_exec_process_if_block): When removing the last + insn from then_bb, remove also any possible barriers that follow it. + +2016-01-12 H.J. Lu <hongjiu.lu@intel.com> + + PR target/68456 + PR target/69226 + * config/i386/iamcu.h (SIZE_TYPE): New macro. + (PTRDIFF_TYPE): Likewise. + (WCHAR_TYPE): Likewise. + (WCHAR_TYPE_SIZE): Likewise. + (STDINT_LONG32): Likewise. + +2016-01-12 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69053 + * tree-vect-loop.c (get_initial_def_for_reduction): Properly + convert initial value for cond reductions. + +2016-01-12 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69007 + * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move + widen_sum after dot_prod and sad. + +2016-01-12 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69168 + * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and + pattern stmt SLP type. + * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may + end up unused so cope with that case. + +2016-01-12 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69157 + * tree-vect-stmts.c (vectorizable_mask_load_store): Check + stmts def type only during analyze phase. + (vectorizable_call): Likewise. + (vectorizable_simd_clone_call): Likewise. + (vectorizable_conversion): Likewise. + (vectorizable_assignment): Likewise. + (vectorizable_shift): Likewise. + (vectorizable_operation): Likewise. + (vectorizable_store): Likewise. + (vectorizable_load): Likewise. + +2016-01-12 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69174 + * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical + space. + (vectorizable_load): Properly compute the number of loads needed + for permuted strided SLP loads and do not spuriously assign + to SLP_TREE_VEC_STMTS. + +2016-01-12 Andris Pavenis <andris.pavenis@iki.fi> + + * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2 + (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive + (MD_EXEC_PREFIX): Remove. + (MD_STARTFILE_PREFIX) Removee. + (FILE_NAME_ABSOLUTE_P): Remove. + (CPP_SPEC): Do not read macros from sys/version.h. + (LINK_COMMAND_SPEC): Remove. + (LOCAL_INCLUDE_DIR): Remove. + (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section + (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix. + (POST_LINK_SPEC): Define to invoke stubify after linker + (LIBSTDCXX): Remove define + (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map. + (DEFAULT_PCC_STRUCT_RETURN): Define to 1. + (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210. + (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message. + (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info. + (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove. + (i386_djgpp_asm_named_section): Add propotype of new procedure + + * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define. + (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h). + (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX + in config/i386/djgpp.h). + (STANDARD_STARTFILE_PREFIX_2): Define identical to + STANDARD_STARTFILE_PREFIX_1. + (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h). + (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal + installation errors. + (MAX_OFILE_ALIGNMENT): Define to 128. + (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h. + + * config/i386/djgpp.c: New file. Add implementation of + i386_djgpp_asm_named_section. + + * config/i386/djgpp.opt: Remove obsolete option -mbnu210. + + * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS. + Add rule for building djgpp.o. + +2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + * config/rs6000/rs6000.c (v2df_reduction_p): New function. + (rtx_is_swappable_p): Reductions are swappable. + (insn_is_swappable_p): V2DF reductions are swappable. + +2016-01-11 John David Anglin <danglin@gcc.gnu.org> + + * config/pa/pa.c (pa_emit_move_sequence): Handle floating point + reloads for other unsupported memory operands. + +2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org> + Jim Wilson <jim.wilson@linaro.org> + + PR target/69194 + * config/arm/arm-builtins.c (arm_expand_neon_args): Call + copy_to_mode_reg instead of force_reg. + +2016-01-11 H.J. Lu <hongjiu.lu@intel.com> + + PR target/69225 + * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if + TARGET_80387 is true. + +2016-01-11 Jakub Jelinek <jakub@redhat.com> + + PR target/69071 + * lra-eliminations.c (move_plus_up): Only move plus up + if subreg of the constant can be simplified into constant + and use the simplified subreg of the constant instead of + the original constant. + + * fold-const.c (fold_convertible_p): Don't return true + for conversion of VECTOR_TYPE to same sized integral type. + (fold_convert_loc): Fix up formatting. Fold conversion of + VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR + instead of NOP_EXPR. + + PR tree-optimization/69214 + * tree-vrp.c (simplify_cond_using_ranges): Don't propagate + innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI. + Formatting fix. + + PR tree-optimization/69207 + * tree-vect-slp.c (vect_get_constant_vectors): For + VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of + fold_convertible_p to vector_type's element type, and always + use VCE for non-VECTOR_BOOLEAN_TYPE_P. + +2016-01-11 Richard Biener <rguenther@suse.de> + + PR tree-optimization/69173 + * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only + fixup the cycle if all stmts are in a pattern. + +2016-01-11 Uros Bizjak <ubizjak@gmail.com> + + PR middle-end/68999 + * alias.c (base_alias_check): Move check for addresses with + alignment ANDs before the call for compare_base_decls. + (memrefs_conflict_p): Return -1 for different decls + that went through alignment adjustments. + +2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR rtl-optimization/68796 + * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern. + * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode + and QImode comparisons against zero with CC_NZmode. + * config/aarch64/iterators.md (short_mask): New mode_attr. + +2016-01-11 H.J. Lu <hongjiu.lu@intel.com> + + * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf. + (<avx512>_store<mode>_mask): Likewise. + +2016-01-11 Bernd Schmidt <bschmidt@redhat.com> + Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR rtl-optimization/68841 + * ifcvt.c (struct noce_if_info): Add orig_x field. + (bbs_ok_for_cmove_arith): Add to_rename parameter. + Don't record conflicts on to_rename if it's present. + Allow memory destinations in sets. + (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple + blocks, passing orig_x to the checks. + (noce_process_if_block): Set if_info->orig_x appropriately. + +2016-01-11 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/69069 + * tree-parloops.c (create_parallel_loop): Add missing phi args. + +2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com> + + PR rtl-optimization/68920 + * config/i386/i386.c (ix86_option_override_internal): Restrict number + of conditional moves for RTL if-conversion to 1 for + TARGET_ONE_IF_CONV_INSN. + * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros. + * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros. + * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new + parameter to restirct number of conditional moves for + RTL if-conversion. + * doc/invoke.texi (max-rtl-if-conversion-insns): Document it. + * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of + conditionl moves. + +2016-01-11 Alexandre Oliva <aoliva@redhat.com> + + PR bootstrap/69123 + * var-tracking.c (drop_overlapping_mem_locs): Operate on all + onepart vars. Fix typo in comment. Fix reversed condition in + unshare test. + (dataflow_set_remove_mem_locs): Operate on all onepart vars. + + PR bootstrap/69123 + * var-tracking.c (dump_onepart_variable_differences): New. + (dataflow_set_different): If a detailed dump is requested, + delay early returns and dump differences between onepart + variables present before and after, and added variables. + +2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com> + + PR target/69010 + * expr.c (expand_expr_real_1): For boolean vector constants + with a scalar mode use const_scalar_mask_from_tree. + (const_scalar_mask_from_tree): New. + * optabs.c (expand_vec_cond_mask_expr): Use mask mode + assigned to a mask type to handle constants. + +2016-01-11 Martin Jambor <mjambor@suse.cz> + + PR ipa/69044 + * ipa-cp.c (estimate_local_effects): Do not clone for removal of + useless parameters if we cannot change function signature. + +2016-01-11 Martin Jambor <mjambor@suse.cz> + + PR ipa/66616 + * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature + flag. + +2016-01-11 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/69109 + * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow + latch with phi. + +2016-01-11 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/69108 + * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi + res is not used in a phi. + +2016-01-11 Yury Gribov <y.gribov@samsung.com> + + PR 67425 + * common.opt (frandom-seed): Fix parameter name. + * doc/invoke.texi (frandom-seed): Ditto and describe parameter. + +2016-01-11 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/69058 + * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp + not supported. + +2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com> + + * config/arc/arc.opt (mdiv-rem): Add period to the end. + (mcode-density): Likewise. + +2016-01-10 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/69062 + * tree-parloops.c (loop_has_phi_with_address_arg): New function. + (parallelize_loops): Don't paralelize loop that has phi with address + arg. + +2016-01-10 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/69039 + * tree-parloops.c (try_create_reduction_list): Only allow single exit + phi for reduction. + +2016-01-09 John David Anglin <danglin@gcc.gnu.org> + + PR middle-end/68743 + * match.pd: Require target has function_c99_misc before doing + truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc. + +2016-01-09 Gerald Pfeifer <gerald@pfeifer.com> + + * configure.ac (isl_options_set_schedule_serialize_sccs): Also + use GMPINC. + * configure: Regenerate. + +2016-01-09 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/50865 + PR tree-optimization/69097 + * fold-const.h (expr_not_equal_to): New prototype. + * fold-const.c: Include stringpool.h and tree-ssanames.h. + (expr_not_equal_to): New function. + * match.pd (X % -Y is the same as X % Y): Don't optimize + unless X is known not to be equal to minimum or Y is known + not to be equal to -1. + * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument. + fold TRUNC_MOD_EXPR if the second argument is not a power of two. + (simplify_stmt_using_ranges): Adjust caller. + (vrp_finalize): Call set_value_range on SSA_NAMEs before calling + substitute_and_fold. + +2016-01-09 Jan Hubicka <hubicka@ucw.cz> + + * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL + w/o DECL_NAME. + +2016-01-08 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/69167 + * gimple-fold.c (replace_stmt_with_simplification): Also punt if + new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of + ops[0] comparison. + * gimple-match-head.c (maybe_push_res_to_seq): Likewise. + +2016-01-08 Alan Lawrence <alan.lawrence@arm.com> + Richard Biener <rguenther@suse.de> + + PR tree-optimization/68707 + * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP + instances that can be handled via vect_load_lanes. + +2016-01-08 Uros Bizjak <ubizjak@gmail.com> + + * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2 + if we can't determine address equivalence. + * alias.c (compare_base_decl): Update for changed return value of + symtab_node::equal_address_to. + +2016-01-08 Jason Merrill <jason@redhat.com> + + PR c++/68983 + PR c++/67557 + * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here. + * expr.c (store_field): Not here. + * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a + call with TREE_ADDRESSABLE type. + * tree-cfg.c (verify_gimple_call): Adjust. + +2016-01-08 Olivier Hainque <hainque@adacore.com> + + * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with + libc_internal. + +2016-01-08 Alan Lawrence <alan.lawrence@arm.com> + + * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to... + (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element. + (reduc_smin_v2sf): Rename to... + (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element. + (reduc_splus_v2sf): Rename to... + (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element. + +2016-01-08 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/69162 + * gimplify.c (gimplify_va_arg_expr): Encode original type of + valist argument in another argument. + (gimplify_modify_expr): Adjust for the above change. Cleanup. + * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument + to determine the va_list type, build a MEM_REF instead of + build_fold_indirect_ref. + + PR tree-optimization/69172 + * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to + gimple_build. + +2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com> + + PR tree-optimization/67781 + * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg + and cmpnop in two steps: first the ones not accessed in original + gimple expression in a endian independent way and then the ones not + accessed in the final result in an endian-specific way. + +2016-01-08 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/69083 + * tree-vect-slp.c (vect_get_constant_vectors): For + VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's + element type. If op is fold_convertible_p to vector_type's element + type, use NOP_EXPR instead of VCE. + +2016-01-08 Segher Boessenkool <segher@kernel.crashing.org> + + PR rtl-optimization/67778 + PR rtl-optimization/68634 + PR rtl-optimization/68909 + * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop + block from the stack until done with it. Remove a superfluous + bitmap set. Remove a superfluous bitmap test. + +2016-01-07 Martin Sebor <msebor@redhat.com> + + PR c/68966 + * doc/extend.texi (__atomic Builtins, __sync Builtins): Document + constraint on the type of arguments. + +2016-01-07 Andreas Tobler <andreast@gcc.gnu.org> + + * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to + SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check + unaligned_access on the gcc_options set. + * config/arm/arm.c (arm_option_override_internal): Use + SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. + +2016-01-07 Uros Bizjak <ubizjak@gmail.com> + + PR target/69140 + * config/i386/i386.c (ix86_frame_pointer_required): Enable + frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned. + +2016-01-07 Uros Bizjak <ubizjak@gmail.com> + + Revert + 2016-01-06 Uros Bizjak <ubizjak@gmail.com> + + PR target/69140 + * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid + depending on frame_pointer_needed before remaining integer and SSE + registers are saved. + +2016-01-07 Sandra Loosemore <sandra@codesourcery.com> + + PR 1078 + * doc/extend.texi (Nvidia PDX Function Attributes): New section. + +2016-01-07 H.J. Lu <hongjiu.lu@intel.com> + + PR target/69171 + * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>): + Use the "xBm" constraint. + (float<sseintvecmodelower><mode>2<mask_name><round_name): + Likewise. + (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate. + (sse_cvtsi2ssq<round_name>): Likewise. + (sse_cvtss2si<round_name>): Likewise. + (sse_cvtss2siq<round_name>): Likewise. + (sse2_cvtsi2sdq<round_name>): Likewise. + (sse2_cvtsd2si<round_name>): Likewise. + (sse2_cvtsd2siq<round_name>): Likewise. + * config/i386/subst.md (round_nimm_scalar_predicate): New + predicate. + +2015-12-15 Bernd Schmidt <bschmidt@redhat.com> + + PR middle-end/67639 + * varasm.c (make_decl_rtl): Mark invalid register vars as + DECL_EXTERNAL. + + PR rtl-optimization/66206 + * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx. + All callers changed. + +2016-01-07 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/69141 + * tree-ssa-pre.c: Include langhooks.h. + (eliminate_dom_walker::before_dom_children): Use + lang_hooks.decl_printable_name instead of + cgraph_node::get ()->name (). + + PR middle-end/68960 + * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy + it and DECL_ALIGN too. + +2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com> + + * config/mips/mips-ftypes.def: Sort to lexicographical order. + +2016-01-06 Uros Bizjak <ubizjak@gmail.com> + + PR target/69140 + * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid + depending on frame_pointer_needed before remaining integer and SSE + registers are saved. + +2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M + mode iterator with VSX_M2. + (*p9_vecstore_<mode>): Likewise. + (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR. + (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise. + (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise. + (define_split for VSX_LE128 stores): Likewise. + (define_peephole2 for TImode LE swaps): Likewise. + (define_split for VSX_LE128 post-reload stores): Likewise. + +2016-01-06 Marek Polacek <polacek@redhat.com> + + PR sanitizer/69099 + * convert.c (convert_to_integer_1): Adjust call to + ubsan_instrument_float_cast. Use NULL_TREE instead of NULL. + * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use + EXPR instead of ARG. + * ubsan.h (ubsan_instrument_float_cast): Adjust declaration. + +2016-01-05 Sandra Loosemore <sandra@codesourcery.com> + + PR 1078 + * doc/extend.texi (RL78 Variable Attributes): New section. + +2016-01-05 Marek Polacek <polacek@redhat.com> + + PR c/69104 + * builtins.c (get_memmodel): Use expansion point location rather than + the input location. Call warning_at rather than warning. + (expand_builtin_atomic_compare_exchange): Likewise. + (expand_builtin_atomic_load): Likewise. + (expand_builtin_atomic_store): Likewise. + (expand_builtin_atomic_clear): Likewise. + +2016-01-05 H.J. Lu <hongjiu.lu@intel.com> + + PR target/68991 + * config/i386/i386.c (ix86_expand_vector_logical_operator): + Replace nonimmediate_operand with vector_operand. + * config/i386/predicates.md (vector_operand): New predicate. + (general_vector_operand): Replace nonimmediate_operand with + vector_operand. + * config/i386/sse.md: Replace nonimmediate_operand with + vector_operand and m constraint with Bm constraint on SSE + patterns with 16-byte memory operand. + * config/i386/subst.md (round_nimm_predicate): Replace + nonimmediate_operand with vector_operand. + (round_saeonly_nimm_predicate): Likewise. + (round_saeonly_nimm_scalar_predicate): New. + +2016-01-05 H.J. Lu <hongjiu.lu@intel.com> + + PR target/68991 + * config/i386/constraints.md (Bm): New constraint. + * config/i386/predicates.md (vector_memory_operand): New + predicate. + * config/i386/sse.md: Replace xm with xBm in plusminus and + any_logic patterns. + +2016-01-05 Sandra Loosemore <sandra@codesourcery.com> + + PR 1078 + * doc/extend.texi (V850 Function Attributes): New section. + (V850 Variable Attributes): New section. + +2016-01-05 Sandra Loosemore <sandra@codesourcery.com> + + PR 1078 + * doc/extend.texi (MicroBlaze Function Attributes): Document + interrupt_handler and fast_interrupt attributes. + +2016-01-05 Sergei Trofimovich <siarheit@google.com> + + PR other/60465 + * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64 + for local symbolic operands. + * config/ia64/predicates.md (local_symbolic_operand64): New + predicate. + +2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR rtl-optimization/68651 + * combine.c (combine_simplify_rtx): Canonicalize x + x into + x << 1. + +2016-01-05 Nathan Sidwell <nathan@acm.org> + + * alias.c (compare_base_decls): Use symtab_node::get. + +2016-01-05 Nick Clifton <nickc@redhat.com> + + PR target/68770 + * ira-costs.c (copy_cost): Initialise the t_icode field of the + secondary_reload_info structure. + + PR target/66655 + * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak + decls if weak support is available. + +2016-01-04 Martin Sebor <msebor@redhat.com> + + * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model. + +2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com> + + * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add + OPTION_MASK_P9_DFORM. + + * config/rs6000/constraints.md (wo constraint): New constraint for + ISA 3.0 (power9). + + * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support + for wo constraint. + (rs6000_init_hard_regno_mode_ok): Likewise. + + * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for + wo constraint. + + * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm + expanders not to have constraints. Add support for ISA 3.0 xxperm + instruction. Add support for fusing xxlor with xxperm. + (altivec_vperm_<mode>_internal): Likewise. + (altivec_vperm_v8hiv16qi): Likewise. + (altivec_vperm_<mode>v16q): Likewise. + (altivec_vperm_<mode>_uns): Likewise. + (vperm_v8hiv4si): Likewise. + (vperm_v16qiv8hi): Likewise. + + * doc/md.texi (RS/6000 constraints): Document wo constraint. + +2016-01-04 Jakub Jelinek <jakub@redhat.com> + + Update copyright years. + + * gcc.c (process_command): Update copyright notice dates. + * gcov-dump.c (print_version): Ditto. + * gcov.c (print_version): Ditto. + * gcov-tool.c (print_version): Ditto. + * gengtype.c (create_file): Ditto. + * doc/cpp.texi: Bump @copying's copyright year. + * doc/cppinternals.texi: Ditto. + * doc/gcc.texi: Ditto. + * doc/gccint.texi: Ditto. + * doc/gcov.texi: Ditto. + * doc/install.texi: Ditto. + * doc/invoke.texi: Ditto. + +2016-01-04 Eric Botcazou <ebotcazou@adacore.com> + + * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer + modes larger than TImode as TImode if NEON is not enabled. + +2016-01-04 Eric Botcazou <ebotcazou@adacore.com> + + PR target/69100 + * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit + mode for %f0-%f31 only if TARGET_FPU. + +2016-01-04 Eric Botcazou <ebotcazou@adacore.com> + + PR target/69072 + * config/sparc/sparc.c (scan_record_type): Take into account subfields + to compute the PACKED_P predicate. + (function_arg_record_value): Minor tweaks. + +2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * doc/install.texi (--with-multilib-list): Describe the meaning of the + option for arm*-*-* targets. + +2016-01-03 Sandra Loosemore <sandra@codesourcery.com> + + * doc/extend.texi (Common Function Attributes): Move docs for + MSP430-specific attributes to.... + (MSP430 Function Attributes): ...here. Delete the redundant + entries and copy-edit the remaining text. + (MSP430 Variable Attributes): Use uniform format for index + entries and add a cross-reference to the corresponding function + attribute docs. + +2016-01-03 VladimÃr ÄŒunát <vcunat@gmail.com> + + * doc/invoke.texi (RS/6000 and PowerPC Options): Fix + -finite-math typo. + (x86 Options): Likewise. + +2016-01-01 Sandra Loosemore <sandra@codesourcery.com> + + PR 1078 + + * extend.texi (Common Function Attributes) <no_stack_limit>: New. + * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer + to corresponding attribute. + +2016-01-01 Sandra Loosemore <sandra@codesourcery.com> + + * doc/extend.texi (Common Function Attributes) <noplt>: Move + to correct alphabetization of table. Copy-edit and correct + markup. + <stack_protect>: Likewise. + <target_clones>: Likewise. + <simd>: Likewise. + * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>: + Correct punctuation. + (Code Gen Options) <-fno-plt>: Copy-edit. + +2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de> + + PR target/68917 + * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of + SI values. Explicitly convert SI to DI and vice-versa. + +2016-01-01 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/69070 + * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test + REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST. + + PR sanitizer/69055 + * ubsan.c (ubsan_instrument_float_cast): Call + initialize_sanitizer_builtins. + + PR target/69015 + * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump). + +Copyright (C) 2016 Free Software Foundation, Inc. + +Copying and distribution of this file, with or without modification, +are permitted in any medium without royalty provided the copyright +notice and this notice are preserved. diff --git a/gcc/ada/ChangeLog b/gcc/ada/ChangeLog index 0acae5761a0..5fc470b02be 100644 --- a/gcc/ada/ChangeLog +++ b/gcc/ada/ChangeLog @@ -1,5917 +1,9 @@ -2016-12-07 Pierre-Marie de Rodat <derodat@adacore.com> - - * gcc-interface/decl.c (gnat_to_gnu_entity): When they are global, - consider ___XR GNAT encodings variables for renamings as static so - they have a location in the debug info. - -2016-12-07 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Variable>: Translate - System.Address into ptr_type_node for every foreign convention. - (gnat_to_gnu_subprog_type): Likewise for result and parameter types. - (gnat_to_gnu_param): Do not do it here for GCC builtins. - (intrin_return_compatible_p): Likewise. - -2016-12-07 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Enumeration_Subtype>: - Also call finish_character_type on Character subtypes. - * gcc-interface/utils.c (finish_character_type): Deal with subtypes. - -2016-12-05 Mikael Pettersson <mikpe@it.uu.se> - - PR ada/48835 - * gcc-interface/Makefile.in: Add support for m68k-linux. - * system-linux-m68k.ads: New file. - -2016-12-05 Eric Botcazou <ebotcazou@adacore.com> - - * system-darwin-ppc.ads (Support_Atomic_Primitives): Set to True only - if the word size is 64. - -2016-11-30 Gary Dismukes <dismukes@adacore.com> - - * sem_prag.adb, sem_ch6.adb: Minor reformatting and typo fixes. - * g-sechas.adb: Minor reformatting. - * lib-xref.ads: minor grammar fix in comment. - * lib-xref-spark_specific.adb - (Is_SPARK_Reference): do not ignore references to concurrent - objects. - * sinfo.ads: Fix of unbalanced parens in comment - -2016-11-30 Ed Schonberg <schonberg@adacore.com> - - * lib-xref.adb (Get_Type_Reference): If the entity is a function - returning a classwide type, the type reference is obtained right - away and does not need further unwinding. - -2016-11-30 Javier Miranda <miranda@adacore.com> - - * sem_ch8.adb (Find_Renamed_Entity): For non-overloaded subprogram - actuals of generic units check that the spec of the renaming - and renamed entities match. - -2016-11-30 Tristan Gingold <gingold@adacore.com> - - * raise-gcc.c: For CERT runtimes: do not use gcc includes, simplify - the handling. - * sem_attr.adb (Analyze_Attribute): Check No_Dynamic_Priorities - restriction for Priority Attribute. - -2016-11-27 Eric Botcazou <ebotcazou@adacore.com> - - PR ada/78524 - * gcc-interface/utils.c (max_size) <tcc_reference>: Add missing - conversion to original type in the PLACEHOLDER_EXPR case. - -2016-11-27 Eric Botcazou <ebotcazou@adacore.com> - - PR ada/78531 - * namet.h (Max_Line_Length): Define. - (struct Bounded_String): Declare Chars with exact size. - (namet__get_decoded_name_string): Delete. - (Get_Decoded_Name_String): Likewise. - (casing__set_all_upper_case): Likewise. - -2016-11-22 Uros Bizjak <ubizjak@gmail.com> - - * gcc-interface/Make-lang.in (check-acats): Fix detection - of -j argument. - -2016-11-18 Richard Sandiford <richard.sandiford@arm.com> - Alan Hayward <alan.hayward@arm.com> - David Sherwood <david.sherwood@arm.com> - - * gcc-interface/utils.c (create_label_decl): Use SET_DECL_MODE. - -2016-11-14 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/Makefile.in: Replace s-interr-hwint.adb with - s-interr-vxworks.adb throughout. - -2016-11-13 Bob Duff <duff@adacore.com> - - * gcc-interface/decl.c (gnat_to_gnu_entity): In assertion about known - Esize, protect with !is_type and change !Unknown_Esize to Known_Esize. - -2016-11-13 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Signed_Integer_Subtype>: - Look at the underlying type for the signedness of the type. - -2016-11-13 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/decl.c (annotate_value) <INTEGER_CST>: Deal specially - with negative constants. - -2016-11-13 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/utils2.c (gnat_protect_expr): Also protect only the - address if the expression is the component of a dereference. - Do not use a reference type for the final temporary reference. - -2016-11-13 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/Makefile.in (NO_OMIT_ADAFLAGS): Define. - (a-except.o): Replace -fno-inline with NO_INLINE_ADAFLAGS. - (s-memory.o): New rule. - (tracebak.o): Replace -fno-omit-frame-pointer with NO_OMIT_ADAFLAGS. - -2016-11-07 Tamar Christina <tamar.christina@arm.com> - - * adaint.c: Added signal.h for Windows. - -2016-10-31 Jakub Jelinek <jakub@redhat.com> - - * gcc-interface/misc.c (gnat_get_array_descr_info): Clear rank field. - -2016-10-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - * gcc-interface/Make-lang.in (lang_checks_parallelized): New target. - (check_gnat_parallelize): Likewise. - -2016-10-20 Nicolas Roche <roche@adacore.com> - - * gcc-interface/Makefile (x86-64/Darwin): Restore missing pairs. - (x86/Darwin): Likewise. - -2016-10-19 Eric Botcazou <ebotcazou@adacore.com> - - * system-linux-armel.ads: Rename into... - * system-linux-arm.ads: ...this - * gcc-interface/Makefile.in (ARM/Android): Adjust to above renaming. - (ARM/Linux): Likewise. - (Aarch64/Linux): Likewise. - -2016-10-18 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/Makefile.in (EXTRA_GNATRTL_NONTASKING_OBJS): Define. - (EXTRA_GNATRTL_TASKING_OBJS): Likewise. - (ARM/Android): Add atomic support. - (SPARC/Solaris): Simplify. - (x86/Solaris): Likewise. - (x86/Linux): Likewise. - (x86-64/kFreeBDS): Adjust and use system-freebsd-x86.ads - (x86/FreeBSD): Add s-mudido-affinity.adb. - (x86-64/FreeBSD): Likewise and use system-freebsd-x86.ads. - (s390/Linux): Simplify. - (PowerPC/AIX): Likewise. - (Cygwin/Mingw): Likewise. - (MIPSel/Linux): Likewise. - (ARM/Linux): Add atomic support. - (Aarch64/Linux): Use system-linux-armel.ads. - (SPARC/Linux): Simplify. - (IA-64/Linux): Minor tweak. - (IA-64/HP-UX): Likewise. - (Alpha/Linux): Likewise. - (x86-64/Linux): Use system-linux-x86.ads. - (x86/Darwin): Simplify. - (PowerPC/Darwin): Likewise. - (ARM/Darwin): Use system-darwin-arm.ads. - (ADA_EXCLUDE_SRCS): Minor reformatting. - * system-aix.ads (Word_Size): Change to Standard'Word_Size. - (Memory_Size): Change to 2 ** Word_Size. - (Support_Atomic_Primitives): Set to True. - * system-aix64.ads: Delete. - * system-darwin-arm.ads: New. - * system-darwin-ppc.ads (Word_Size): Change to Standard'Word_Size. - (Memory_Size): Change to 2 ** Word_Size. - (Support_Atomic_Primitives): Set to True. - * system-darwin-ppc64.ads: New. - * system-darwin-x86.ads (Word_Size): Change to Standard'Word_Size. - (Memory_Size): Change to 2 ** Word_Size. - * system-darwin-x86_64.ads: Delete. - * system-freebsd-x86.ads (Word_Size): Change to Standard'Word_Size. - (Memory_Size): Change to 2 ** Word_Size. - * system-freebsd-x86_64.ads: Delete. - * system-linux-alpha.ads (Support_Atomic_Primitives): Set to True. - * system-linux-armeb.ads (Word_Size): Change to Standard'Word_Size. - (Memory_Size): Change to 2 ** Word_Size. - (Support_Atomic_Primitives): Set to True. - * system-linux-armel.ads (Word_Size): Change to Standard'Word_Size. - (Memory_Size): Change to 2 ** Word_Size. - (Support_Atomic_Primitives): Set to True. - * system-linux-mips.ads: (Word_Size): Change to Standard'Word_Size. - (Memory_Size): Change to 2 ** Word_Size. - * system-linux-mipsel.ads (Word_Size): Change to Standard'Word_Size. - (Memory_Size): Change to 2 ** Word_Size. - * system-linux-s390.ads (Word_Size): Change to Standard'Word_Size. - (Memory_Size): Change to 2 ** Word_Size. - (Stack_Check_Probes): Set to True. - * system-linux-s390x.ads: Delete. - * system-linux-sparc.ads (Word_Size): Change to Standard'Word_Size. - (Memory_Size): Change to 2 ** Word_Size. - * system-linux-sparcv9.ads: Delete. - * system-linux-x86.ads (Word_Size): Change to Standard'Word_Size. - (Memory_Size): Change to 2 ** Word_Size. - * system-linux-x86_64.ads: Delete. - * system-mingw-x86_64.ads: Delete. - * system-mingw.ads (Word_Size): Change to Standard'Word_Size. - (Memory_Size): Change to 2 ** Word_Size. - * system-solaris-sparc.ads (Word_Size): Change to Standard'Word_Size. - (Memory_Size): Change to 2 ** Word_Size. - (Support_Atomic_Primitives): Set to True. - * system-solaris-sparcv9.ads: Delete. - * system-solaris-x86.ads (Word_Size): Change to Standard'Word_Size. - (Memory_Size): Change to 2 ** Word_Size. - * system-solaris-x86_64.ads: Delete. - -2016-10-17 Eric Botcazou <ebotcazou@adacore.com> - - * system-darwin-ppc64.ads (Support_64_Bit_Divides): Delete. - * system-linux-armeb.ads (Support_64_Bit_Divides): Likewise. - * system-linux-mips.ads (Support_64_Bit_Divides): Likewise. - * system-linux-mips64el.ads (Support_64_Bit_Divides): Likewise. - * system-linux-mipsel.ads (Support_64_Bit_Divides): Likewise. - * system-linux-sparcv9.ads (Support_64_Bit_Divides): Likewise. - * system-rtems.ads (Support_64_Bit_Divides): Likewise. - -2016-10-16 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/misc.c (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS):Define. - * gcc-interface/trans.c (Attribute_to_gnu) <Attr_Access>: Deal with - a zero TARGET_CUSTOM_FUNCTION_DESCRIPTORS specially for Code_Address. - Otherwise, if TARGET_CUSTOM_FUNCTION_DESCRIPTORS is positive, set - FUNC_ADDR_BY_DESCRIPTOR for 'Access/'Unrestricted_Access of nested - subprograms if the type can use an internal representation. - (call_to_gnu): Likewise, but set CALL_EXPR_BY_DESCRIPTOR on indirect - calls if the type can use an internal representation. - -2016-10-16 Eric Botcazou <ebotcazou@adacore.com> - - * system-aix.ads (Always_Compatible_Rep): Change to False. - * system-aix64.ads (Always_Compatible_Rep): Likewise. - * system-hpux-ia64.ads (Always_Compatible_Rep): Likewise. - * system-hpux.ads (Always_Compatible_Rep): Likewise. - * system-linux-alpha.ads (Always_Compatible_Rep): Likewise. - * system-linux-hppa.ads (Always_Compatible_Rep): Likewise. - * system-linux-ia64.ads (Always_Compatible_Rep): Likewise. - * system-linux-mips.ads (Always_Compatible_Rep): Likewise. - * system-linux-mips64el.ads (Always_Compatible_Rep): Likewise. - * system-linux-mipsel.ads (Always_Compatible_Rep): Likewise. - * system-linux-s390.ads (Always_Compatible_Rep): Likewise. - * system-linux-s390x.ads (Always_Compatible_Rep): Likewise. - * system-linux-sh4.ads (Always_Compatible_Rep): Likewise. - * system-linux-sparc.ads (Always_Compatible_Rep): Likewise. - * system-linux-sparcv9.ads (Always_Compatible_Rep): Likewise. - * system-rtems.ads (Always_Compatible_Rep): Likewise. - -2016-10-14 Eric Botcazou <ebotcazou@adacore.com> - - PR ada/77968 - * gcc-interface/utils.c (create_var_decl): Do not clear TREE_READONLY - in LTO mode for an external variable. - (can_materialize_object_renaming_p): Move up. - -2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * gcc-interface/utils2.c: Include memmodel.h. - -2016-10-13 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch6.adb (Analyze_Expression_Function): - Remove the aspects of the original expression function has been - rewritten into a subprogram declaration or a body. Reinsert the - aspects once they have been analyzed. - -2016-10-13 Tristan Gingold <gingold@adacore.com> - - * exp_ch9.adb (Expand_N_Asynchronous_Select): Return immediately - on restricted profile. - -2016-10-13 Javier Miranda <miranda@adacore.com> - - * sem_prag.adb (Process_Compile_Time_Warning_Or_Error): Register the - pragma for its validation after the backend has been called only if - its expression has some occurrence of attributes 'size or 'alignment - * table.ads (Release_Threshold): New formal. - (Release): Adding documentation of its new functionality. - * table.adb (Release): Extend its functionality with a - Release_Threshold. - * nlists.adb (Next_Node table): Set its Release_Threshold. - * atree.adb (Orig_Nodes table): Set its Release_Threshold. - * atree.ads (Nodes table): Set its Release_Threshold. - (Flags table): Set its Release_Threshold. - * alloc.ads (Nodes_Release_Threshold): New constant declaration. - (Orig_Nodes_Release_Threshold): New constant declaration. - * debug.adb (switch d.9): Left free. - * gnat1drv.adb (Post_Compilation_Validation_Checks): Enable - validation of pragmas Compile_Time_Error and Compile_Time_Warning. - -2016-10-13 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch6.adb (Create_Extra_Formals): Generate - an Itype reference for the object extra formal in case the - subprogram is called within the same or nested scope. - -2016-10-13 Claire Dross <dross@adacore.com> - - * sem_ch5.adb (Analyze_Iterator_Specification): - Also create a renaming in GNATprove mode. - -2016-10-13 Ed Schonberg <schonberg@adacore.com> - - * freeze.adb (Freeze_Fixed_Point_Type): in SPARK mode, the - given bounds of the type must be strictly representable, and the - range reduction by one delta ("shaving") allowed by the Ada RM, - is not applicable in SPARK. - -2016-10-13 Javier Miranda <miranda@adacore.com> - - * debug.adb (switch d.9): Used to temporarily disable the support - needed for this enhancement since it causes regressions with - large sources. - * gnat1drv.adb (Post_Compilation_Validation_Checks): Temporarily - leave the validation of pragmas Compile_Time_Warning and - Compile_Time_Error under control of -gnatd.9/ - -2016-10-13 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch10.adb (Entity_Needs_Body): A generic - subprogram renaming needs a body if the renamed unit is declared - outside the current compilation unit. - -2016-10-13 Hristian Kirtchev <kirtchev@adacore.com> - - * sinfo.ads, sem_ch12.adb, sem.adb, expander.adb, sem_res.ads, - sem_ch4.adb, sem_ch8.adb, s-memory.adb: Minor reformatting. - -2016-10-13 Vincent Celier <celier@adacore.com> - - * gnatcmd.adb: Delete all temporary files when invoked as gnat - list -V -P ... - -2016-10-13 Ed Falis <falis@adacore.com> - - * i-vxinco.adb, i-vxinco.ads: New files. - * impunit.adb: add i-vxinco.ads. - * s-interr-vxworks.adb: add hook for user interrupt connection routine. - -2016-10-13 Ed Falis <falis@adacore.com> - - * s-interr-hwint.adb, s-interr-vxworks.adb: Rename s-interr-hwint.adb - to s-interr-vxworks.adb. - -2016-10-13 Gary Dismukes <dismukes@adacore.com> - - * exp_ch7.adb, einfo.ads, sem_prag.adb, sem_prag.ads, sem.ads, - sem_attr.adb, sem_case.adb, sem_ch13.ads: Minor typo fixes and - reformatting. - -2016-10-13 Javier Miranda <miranda@adacore.com> - - * sem_prag.ads (Process_Compile_Time_Warning_Or_Error): New - overloaded subprogram that factorizes code executed as part - of the regular processing of these pragmas and as part of its - validation after invoking the backend. - * sem_prag.adb (Process_Compile_Time_Warning_Or_Error): New - subprogram. - (Process_Compile_Time_Warning_Or_Error): If the - condition is known at compile time then invoke the new overloaded - subprogram; otherwise register the pragma in a table to validate - it after invoking the backend. - * sem.ads, sem.adb (Unlock): New subprogram. - * sem_attr.adb (Analyze_Attribute [Size]): If we are processing - pragmas Compile_Time_Warning and Compile_Time_Errors after the - backend has been called then evaluate this attribute if 'Size - is known at compile time. - * gnat1drv.adb (Post_Compilation_Validation_Checks): Validate - compile time warnings and errors. - * sem_ch13.ads, sem_ch13.adb (Validate_Compile_Time_Warning_Error): - New subprogram. - (Validate_Compile_Time_Warning_Errors): New subprogram. - -2016-10-13 Yannick Moy <moy@adacore.com> - - * sem_prag.adb (Analyze_Refined_Depends_In_Decl_Part): Adapt to - optional refinement for abstract states with only partial refinement - visible. - -2016-10-13 Justin Squirek <squirek@adacore.com> - - * sem_ch13.adb: Minor correction in comment in - Analyze_Aspect_Specifications - * sem_prag.adb: Minor reformatting. - -2016-10-13 Thomas Quinot <quinot@adacore.com> - - * s-stratt-xdr.adb: Disable compiler unit warnings. - -2016-10-13 Ed Schonberg <schonberg@adacore.com> - - * sem_ch3.adb (Visible_Component): In an instance body, check - whether the component may be hidden in a selected component by - a homonym that is a primitive operation of the type of the prefix. - -2016-10-13 Jakub Jelinek <jakub@redhat.com> - - PR target/77957 - * gcc-interface/misc.c (LANG_HOOKS_GETDECLS): Use hook_tree_void_null - instead of lhd_return_null_tree_v. - -2016-10-12 Yannick Moy <moy@adacore.com> - - * einfo.adb, einfo.ads (Partial_Refinement_Constituents): Take - into account constituents that are themselves abstract states - with full or partial refinement visible. - * sem_prag.adb (Find_Encapsulating_State): Move function - to library-level, to share between subprograms. - (Analyze_Refined_Global_In_Decl_Part): Use - Find_Encapsulating_State to get relevant encapsulating state. - -2016-10-12 Arnaud Charlet <charlet@adacore.com> - - * gnat1drv.adb: Fix minor typo. - -2016-10-12 Yannick Moy <moy@adacore.com> - - * sem_prag.adb (Analyze_Refined_Depends_In_Decl_Part): Adapt checking - for optional refinement of abstract state with partial - visible refinement. - (Analyze_Refined_Global_In_Decl_Part): Adapt checking for optional - refinement of abstract state with partial visible refinement. Implement - new rules in SPARK RM 7.2.4 related to optional refinement. - Also fix the missing detection of missing items. - -2016-10-12 Hristian Kirtchev <kirtchev@adacore.com> - - * einfo.adb Add new usage for Elist29 and Node35. - (Anonymous_Designated_Type): New routine. - (Anonymous_Master): Removed. - (Anonymous_Masters): New routine. - (Set_Anonymous_Designated_Type): New routine. - (Set_Anonymous_Master): Removed. - (Set_Anonymous_Masters): New routine. - (Write_Field29_Name): Add output for Anonymous_Masters. - (Write_Field35_Name): Remove the output for Anonymous_Master. Add - output for Anonymous_Designated_Type. - * einfo.ads Remove attribute Anonymous_Master along with - usage in entities. Add attributes Anonymous_Designated_Type - and Anonymous_Masters along with usage in entities. - (Anonymous_Designated_Type): New routine along with pragma Inline. - (Anonymous_Master): Removed along with pragma Inline. - (Anonymous_Masters): New routine along with pragma Inline. - (Set_Anonymous_Designated_Type): New routine along with pragma Inline. - (Set_Anonymous_Master): Removed along with pragma Inline. - (Set_Anonymous_Masters): New routine along with pragma Inline. - * exp_ch7.adb (Build_Anonymous_Master): Reuse an anonymous master - defined in the same unit if it services the same designated - type, otherwise create a new one. - (Create_Anonymous_Master): Reimplemented. - (Current_Anonymous_Master): New routine. - (In_Subtree): Removed. - -2016-10-12 Ed Schonberg <schonberg@adacore.com> - - * sem_prag.adb (Analyze_Pragma, case Dynamic_Predicate): - Check properly whether there is an explicit assertion policy - for predicate checking, even in the presence of a general Ignore - assertion policy. - -2016-10-12 Steve Baird <baird@adacore.com> - - * sem.adb (Walk_Library_Items): Cope with ignored ghost units. - -2016-10-12 Ed Schonberg <schonberg@adacore.com> - - * lib-writ.adb (Write_ALI): Removal of unused file entries from - dependency list must be performed before the list is sorted, - so that the dependency number of other files is properly set-up - for use in tools that relate entity information to the unit in - which they are declared. - -2016-10-12 Hristian Kirtchev <kirtchev@adacore.com> - - * exp_aggr.adb (Initialize_Ctrl_Array_Component): - Create a copy of the initialization expression to avoid sharing - it between multiple components. - -2016-10-12 Yannick Moy <moy@adacore.com> - - * einfo.adb, einfo.ads (Has_Partial_Visible_Refinement): New flag - in abtract states. - (Has_Non_Null_Visible_Refinement): Return true for patial refinement. - (Partial_Refinement_Constituents): New function returns the full or - partial refinement constituents depending on scope. - * sem_ch3.adb (Analyze_Declarations): Remove partial visible - refinements when exiting the scope of a package spec or body - and those partial refinements are not in scope afterwards. - * sem_ch7.adb, sem_ch7.ads (Install_Partial_Declarations): Mark - abstract states of parent units with partial refinement so that - it is visible. - * sem_prag.adb (Analyze_Part_Of_In_Decl_Part): Mark enclosing - abstract state if any as having partial refinement in that scope. - (Analyze_Refined_Global_In_Decl_Part): Check constituent usage - based on full or partial refinement depending on scope. - -2016-10-12 Ed Schonberg <schonberg@adacore.com> - - * exp_ch4.adb (Expand_N_Type_Conversion): If the target type - has an invariant aspect, insert invariant call at the proper - place in the code rather than rewriting the expression as an - expression with actions, to prevent spurious semantic errors on - the rewritten conversion when it is the object in a renaming. - -2016-10-12 Hristian Kirtchev <kirtchev@adacore.com> - - * exp_ch5.adb, sem_ch3.adb, exp_ch9.adb, a-tags.adb, sem_prag.adb, - sem_ch12.adb, xref_lib.adb, a-strunb-shared.adb, rtsfind.adb, - freeze.adb, sem_attr.adb, sem_case.adb, exp_ch4.adb, ghost.adb, - exp_ch6.adb, sem_ch4.adb, restrict.adb, s-os_lib.adb: Minor - reformatting. - -2016-10-12 Justin Squirek <squirek@adacore.com> - - * sem_ch10.adb (Remove_Limited_With_Clause): Add a check to - detect accidental visibility. - -2016-10-12 Ed Schonberg <schonberg@adacore.com> - - * exp_ch4.adb (Expand_Allocator): If the expression is a qualified - expression, add a predicate check after the constraint check. - * sem_res.adb (Resolve_Qualified_Expression): If context is an - allocator, do not apply predicate check, as it will be done when - allocator is expanded. - -2016-10-12 Bob Duff <duff@adacore.com> - - * xref_lib.adb: Use renamings-of-slices to ensure - that all references to Tables are properly bounds checked (when - checks are turned on). - * g-dyntab.ads, g-dyntab.adb: Default-initialize the array - components, so we don't get uninitialized pointers in case - of Tables containing access types. Misc cleanup of the code - and comments. - -2016-10-12 Ed Schonberg <schonberg@adacore.com> - - * sem_attr.adb (Analyze_Attribute, case 'Type_Key): Implement - functionality of attribute, to provide a reasonably unique key - for a given type and detect any changes in the semantics of the - type or any of its subcomponents from version to version. - -2016-10-12 Bob Duff <duff@adacore.com> - - * sem_case.adb (Check_Choice_Set): Separate - checking for duplicates out into a separate pass from checking - full coverage, because the check for duplicates does not depend - on predicates. Therefore, we shouldn't do it separately for the - predicate vs. no-predicate case; we should share code. The code - for the predicate case was wrong. - -2016-10-12 Jerome Lambourg <lambourg@adacore.com> - - * init.c: Make sure to call finit on x86_64-vx7 to reinitialize - the FPU unit. - -2016-10-12 Arnaud Charlet <charlet@adacore.com> - - * lib-load.adb (Load_Unit): Generate an error message even when - Error_Node is null. - -2016-10-12 Ed Schonberg <schonberg@adacore.com> - - * lib-writ.adb (Write_ALI): Disable optimization related to transitive - limited_with clauses for now. - -2016-10-12 Javier Miranda <miranda@adacore.com> - - * sem_attr.adb (Analyze_Attribute_Old_Result): Generating C - code handle 'old located in inlined _postconditions procedures. - (Analyze_Attribute [Attribute_Result]): Handle 'result when - rewriting the attribute as a reference to the formal parameter - _Result of inlined _postconditions procedures. - -2016-10-12 Tristan Gingold <gingold@adacore.com> - - * s-rident.ads (Profile_Info): Remove - Max_Protected_Entries restriction from GNAT_Extended_Ravenscar - * sem_ch9.adb (Analyze_Protected_Type_Declaration): - Not a controlled type on restricted runtimes. - -2016-10-12 Gary Dismukes <dismukes@adacore.com> - - * sem_ch3.adb (Derive_Subprogram): Add test - for Is_Controlled of Parent_Type when determining whether an - inherited subprogram with one of the special names Initialize, - Adjust, or Finalize should be derived with its normal name even - when inherited as a private operation (which would normally - result in the inherited operation having a special "hidden" name). - -2016-10-12 Ed Schonberg <schonberg@adacore.com> - - * sem_res.adb (Resolve_Call): If a function call returns a - limited view of a type replace it with the non-limited view, - which must be available when compiling call. This was already - done elsewhere for non-overloaded calls, but needs to be done - after resolution if function name is overloaded. - -2016-10-12 Javier Miranda <miranda@adacore.com> - - * a-tags.adb (IW_Membership [private]): new overloaded - subprogram that factorizes the code needed to check if a - given type implements an interface type. - (IW_Membership - [public]): invoke the new internal IW_Membership function. - (Is_Descendant_At_Same_Level): Fix this routine to implement RM - 3.9 (12.3/3) - -2016-10-12 Tristan Gingold <gingold@adacore.com> - - * exp_ch9.adb (Expand_N_Delay_Relative_Statement): Add support - for a secondary procedure in case of missing Ada.Calendar.Delays - * rtsfind.ads (RTU_Id): Add System_Relative_Delays. - (RE_Id): Add RO_RD_Delay_For. - * rtsfind.adb (Output_Entity_Name): Handle correctly units RO_XX. - * s-rident.ads: Remove No_Relative_Delays - restriction for GNAT_Extended_Ravenscar. - -2016-10-12 Ed Schonberg <schonberg@adacore.com> - - * sem_elab.adb (Within_Initial_Condition): When deternining - the context of the expression, use the original node if it is - a pragma, because Check pragmas are rewritten as conditionals - when assertions are not enabled. - -2016-10-12 Bob Duff <duff@adacore.com> - - * spitbol_table.ads, spitbol_table.adb (Adjust, Finalize): Add - "overriding". - -2016-10-12 Bob Duff <duff@adacore.com> - - * a-strunb-shared.ads, a-strunb-shared.adb (Finalize): - Make sure Finalize is idempotent. - (Unreference): Check for - Empty_Shared_String, in case the reference count of the empty - string wraps around. - Also add "not null" in various places that can't be null. - -2016-10-12 Jerome Lambourg <lambourg@adacore.com> - - * init.c: Fix sigtramp with the x86_64-vx7-vxsim target on - Windows host. - -2016-10-12 Vadim Godunko <godunko@adacore.com> - - * s-os_lib.ads (Is_Owner_Readable_File): Renamed from - Is_Readable_File. - (Is_Owner_Writable_File): Renamed from Is_Writable_File. - (Is_Readable_File): Renames Is_Read_Accessible_File. - (Is_Writable_File): Renames Is_Write_Accessible_File. - -2016-10-12 Ed Schonberg <schonberg@adacore.com> - - * sem_ch12.adb (Check_Formal_Package_Instance): Skip an internal - formal entity without a parent only if the corresponding actual - entity has a different kind. - * exp_ch9.adb (Build_Class_Wide_Master): If the master is - declared locally, insert the renaming declaration after the - master declaration, to prevent access before elaboration in gigi. - -2016-10-12 Ed Schonberg <schonberg@adacore.com> - - * contracts.adb (Analyze_Contracts): For a type declaration, analyze - an iterable aspect when present. - -2016-10-12 Ed Schonberg <schonberg@adacore.com> - - * sem_ch12.adb (Check_Formal_Package_Instance): Handle properly - an instance of a formal package with defaults, when defaulted - parameters include tagged private types and array types. - -2016-10-12 Eric Botcazou <ebotcazou@adacore.com> - - PR ada/64057. - * exp_ch5.adb (Is_Non_Local_Array): Return true for every array - that is not a component or slice of an entity in the current - scope. - -2016-10-12 Tristan Gingold <gingold@adacore.com> - - * restrict.ads, restrict.adb (Restricted_Profile): Adjust - comment, use Restricted_Tasking to compare restrictions. - * s-rident.ads (Profile_Name): Add Restricted_Tasking and - reorder literals. - (Profile_Info): Set restrictions for Restricted_Tasking. - -2016-10-12 Ed Schonberg <schonberg@adacore.com> - - * sem_ch3.adb (Analyze_Full_Type_Declaration): Set Ghost status - of type before elaborating inherited operations, so that the - Ghost status is set properly for them. - * ghost.adb (Check_Ghost_Overriding): A ghost subprogram can - override an abstract subprogram coming from an interface - operation. - -2016-10-11 Eric Botcazou <ebotcazou@adacore.com> - - * system-linux-armeb.ads (Backend_Overflow_Checks): Change to True. - * system-linux-mips.ads (Backend_Overflow_Checks): Likewise. - * system-linux-mips64el.ads (Backend_Overflow_Checks): Likewise. - * system-linux-mipsel.ads (Backend_Overflow_Checks): Likewise. - * system-linux-sparcv9.ads (Backend_Overflow_Checks): Likewise. - * system-rtems.ads (Backend_Overflow_Checks): Likewise. - -2016-10-11 Andris Pavenis <andris.pavenis@iki.fi> - - * adaint.c: Include process.h, signal.h, dir.h and utime.h for DJGPP. - ISALPHA: include <ctype.h> and define to isalpha for DJGPP when IN_RTS - is defined. - (DIR_SEPARATOR) define to '\\' for DJGPP. - (__gnat_get_file_names_case_sensitive): Return 0 for DJGPP unless - overriden in environment. - (__gnat_is_absolute_path): Support MS-DOS absolute paths for DJGPP. - (__gnat_portable_spawn): Use spewnvp for DJGPP. - (__gnat_portable_no_block_spawn): Use spawnvp for DJGPP. - (__gnat_portable_wait): Return 0 for DJGPP. - -2016-10-11 Andris Pavenis <andris.pavenis@iki.fi> - - * gcc-interface/Makefile.in (LIBGNAT_TARGET_PAIRS): Define for DJGPP. - (EH_MECHANISM): Define to -gcc for DJGPP. - * system-djgpp.ads: New file. - -2016-10-11 Andris Pavenis <andris.pavenis@iki.fi> - - * ctrl_c.c: Do not use macro SA_RESTART for DJGPP. - * gsocket.h: Do not support sockets for DJGPP. - * init.c (__gnat_install_handler): Implememt for DJGPP. - * sysdep.c: Include <io.h> for DJGPP. - (_setmode): Define to setmode for DJGPP. - (__gnat_set_mode): Add implementation for DJGPP. - (__gnat_localtime_tzoff): Use localtime_r for DJGPP. - * terminals.c: Add DJGPP to list of unsupported platforms. - * env.c (__gnat_clearenv): Use _gnat_unsetenv on all entries for DJGPP. - -2016-10-11 Pierre-Marie de Rodat <derodat@adacore.com> - - * exp_dbug.adb (Debug_Renaming_Declaration): Process underlying types. - Emit GNAT encodings for object renamings involving record components - whose normalized bit offset is not null. - * uintp.h (UI_No_Uint): Declare. - * gcc-interface/gigi.h (can_materialize_object_renaming_p): Likewise. - * gcc-interface/utils.c (can_materialize_object_renaming_p): New - function. - * gcc-interface/trans.c (gnat_to_gnu) <N_Object_Renaming_Declaration>: - In code generation mode, materialize all renamings as long as they need - debug info and we are not optimizing. - -2016-10-11 Pierre-Marie de Rodat <derodat@adacore.com> - - * gcc-interface/utils2.c (build_binary_op): Add a NO_FOLD argument. - Disable folding when it is true. - * gcc-interface/gigi.h (choices_to_gnu): Remove declaration. - (build_binary_op): Update signature and comment. - * gcc-interface/decl.c (choices_to_gnu): Make static. Disable - folding in calls to build_binary_op. - -2016-10-11 Tristan Gingold <gingold@adacore.com> - - * fe.h (Constant_Value): Declare. - * gcc-interface/decl.c (compile_time_known_address_p): Also consider - references to constants. - -2016-10-11 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/trans.c (gnat_to_gnu) <N_Op_Add>: Adjust comment. - <N_Op_Minus>: Add comment and missing guard. - * gcc-interface/trans.c (build_binary_op_trapv): Use an explicit test. - -2016-10-11 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/utils.c (type_unsigned_for_rm): New predicate. - (make_type_from_size): Use it. - (unchecked_convert): Likewise. Do not skip the extension step if the - source type is not integral. - -2016-10-11 Eric Botcazou <ebotcazou@adacore.com> - Tristan Gingold <gingold@adacore.com> - - * system-linux-ppc64.ads: Delete. - * system-linux-ppc.ads: Make 32-bit/64-bit neutral. - * gcc-interface/Makefile.in (PowerPC/Linux): Simplify. - -2016-10-10 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/decl.c (gnat_to_gnu_entity): Put volatile qualifier - on types at the very end of the processing. - (gnat_to_gnu_param): Remove redundant test. - (change_qualified_type): Do nothing for unconstrained array types. - -2016-10-10 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/utils2.c (find_common_type): Do not return the LHS type - if it's an array with non-constant lower bound and the RHS type is an - array with a constant one. - -2016-10-10 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/utils.c (convert): For a biased input type, convert the - bias itself to the base type before adding it. - -2016-10-08 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/utils.c (convert) <VECTOR_CST>: Add missing break. - - Revert - 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - * gcc-interface/decl.c: Fix fall through comment formatting. - * gcc-interface/misc.c: Likewise. - * gcc-interface/trans.c: Likewise. - * gcc-interface/utils.c: Likewise. - * gcc-interface/utils2.c: Likewise. - -2016-09-29 James Greenhalgh <james.greenhalgh@arm.com> - - * gcc-interface/misc.c (gnat_post_options): Remove special case for - TARGET_FLT_EVAL_METHOD_NON_DEFAULT with -fexcess-precision=standard. - -2016-09-27 Jakub Jelinek <jakub@redhat.com> - - * terminals.c (is_gui_app): Remove break after return. - -2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - * gcc-interface/decl.c: Fix fall through comment formatting. - * gcc-interface/misc.c: Likewise. - * gcc-interface/trans.c: Likewise. - * gcc-interface/utils.c: Likewise. - * gcc-interface/utils2.c: Likewise. - -2016-09-23 Jakub Jelinek <jakub@redhat.com> - - * gcc-interface/decl.c (gnat_to_gnu_entity): Use - CONSTRUCTOR_NELTS (...) instead of - vec_safe_length (CONSTRUCTOR_ELTS (...)). - -2016-07-14 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Access_Type>: Also use - the void pointer type if the designated type is incomplete and has no - full view in LTO mode. - <E_Access_Protected_Subprogram_Type>: Adjust comment. - <E_Incomplete_Type>: Likewise. - * gcc-interface/trans.c (Call_to_gnu): Do not convert to the type of - the actual if it is a dummy type. - -2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de> - - * gcc-interface/ada-tree.h (TYPE_ALIGN_OK): Define. - * gcc-interface/trans.c (Attribute_to_gnu): Adjust call to - get_inner_reference. - * gcc-interface/utils2.c (build_unary_op): Likewise. - -2016-07-11 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/trans.c (add_decl_expr): Minor tweak. - * gcc-interface/utils.c (create_var_decl): For an external variable, - also clear TREE_READONLY in LTO mode if the initializer is not a valid - constant and set DECL_READONLY_ONCE_ELAB instead. - -2016-07-11 Eric Botcazou <ebotcazou@adacore.com> - - PR ada/71817 - * adaint.c (__gnat_is_read_accessible_file): Add parentheses. - (__gnat_is_write_accessible_file): Likewise. - -2016-07-07 Ed Schonberg <schonberg@adacore.com> - - * exp_ch6.adb (Expand_Internal_Init_Call): Subsidiary procedure - to Expand_Protected_ Subprogram_Call, to handle properly a - call to a protected function that provides the initialization - expression for a private component of the same protected type. - * sem_ch9.adb (Analyze_Protected_Definition): Layout must be - applied to itypes generated for a private operation of a protected - type that has a formal of an anonymous access to subprogram, - because these itypes have no freeze nodes and are frozen in place. - * sem_ch4.adb (Analyze_Selected_Component): If prefix is a - protected type and it is not a current instance, do not examine - the first private component of the type. - -2016-07-07 Arnaud Charlet <charlet@adacore.com> - - * exp_imgv.adb, g-dynhta.adb, s-regexp.adb, s-fatgen.adb, s-poosiz.adb: - Minor removal of extra whitespace. - * einfo.ads: minor removal of repeated "as" in comment - -2016-07-07 Vadim Godunko <godunko@adacore.com> - - * adaint.c: Complete previous change. - -2016-07-07 Vadim Godunko <godunko@adacore.com> - - * adainit.h, adainit.c (__gnat_is_read_accessible_file): New - subprogram. - (__gnat_is_write_accessible_file): New subprogram. - * s-os_lib.ads, s-os_lib.adb (Is_Read_Accessible_File): New subprogram. - (Is_Write_Accessible_File): New subprogram. - -2016-07-07 Justin Squirek <squirek@adacore.com> - - * sem_ch12.adb (Install_Body): Minor refactoring in the order - of local functions. - (In_Same_Scope): Change loop condition to be more expressive. - -2016-07-07 Gary Dismukes <dismukes@adacore.com> - - * sem_ch3.adb, sem_prag.adb, sem_prag.ads, prj-ext.adb, freeze.adb, - sem_attr.adb: Minor reformatting, fix typos. - -2016-07-07 Justin Squirek <squirek@adacore.com> - - * sem_ch12.adb (In_Same_Scope): Created this function to check - a generic package definition against an instantiation for scope - dependancies. - (Install_Body): Add function In_Same_Scope and - amend conditional in charge of delaying the package instance. - (Is_In_Main_Unit): Add guard to check if parent is present in - assignment of Current_Unit. - -2016-07-07 Eric Botcazou <ebotcazou@adacore.com> - - * sem_ch6.adb (Analyze_Subprogram_Body_Helper): Remove redundant test, - adjust comments and formatting. - * sem_prag.adb (Inlining_Not_Possible): Do not test Front_End_Inlining - here but... - (Make_Inline): ...here before calling Inlining_Not_Possible instead. - (Set_Inline_Flags): Remove useless test. - (Analyze_Pragma) <Pragma_Inline>: Add comment about -gnatn switch. - -2016-07-07 Ed Schonberg <schonberg@adacore.com> - - * sem_prag.ads, sem_prag.adb (Build_Classwide_Expression): Include - overridden operation as parameter, in order to map formals of - the overridden and overring operation properly prior to rewriting - the inherited condition. - * freeze.adb (Check_Inherited_Cnonditions): Change call to - Build_Class_Wide_Expression accordingly. In Spark_Mode, add - call to analyze the contract of the parent operation, prior to - mapping formals between operations. - -2016-07-07 Arnaud Charlet <charlet@adacore.com> - - * adabkend.adb (Scan_Back_End_Switches): Ignore -o/-G switches - as done in back_end.adb. - (Scan_Compiler_Args): Remove special case for CodePeer/SPARK, no longer - needed, and prevents proper handling of multi-unit sources. - -2016-07-07 Thomas Quinot <quinot@adacore.com> - - * g-sechas.adb, g-sechas.ads (GNAT.Secure_Hashes.H): Add Hash_Stream - type with Write primitive calling Update on the underlying context - (and dummy Read primitive raising P_E). - -2016-07-07 Thomas Quinot <quinot@adacore.com> - - * sem_ch13.adb: Minor reformatting. - -2016-07-07 Thomas Quinot <quinot@adacore.com> - - * g-socket.ads: Document performance consideration for stream - wrapper. - -2016-07-07 Arnaud Charlet <charlet@adacore.com> - - * osint-c.ads (Set_File_Name): Clarify spec. - -2016-07-07 Eric Botcazou <ebotcazou@adacore.com> - - * freeze.adb: Reenable code. - -2016-07-07 Yannick Moy <moy@adacore.com> - - * sem_ch6.adb (Process_Formals): Set ghost flag - on formal entities of ghost subprograms. - * ghost.adb (Check_Ghost_Context.Is_OK_Ghost_Context): Accept ghost - entities in use type clauses. - -2016-07-06 Javier Miranda <miranda@adacore.com> - - * sem_ch6.adb (Check_Inline_Pragma): if the subprogram has no spec - then move its aspects to the internally built subprogram spec. - -2016-07-06 Yannick Moy <moy@adacore.com> - - * sem_ch6.adb (Analyze_Expression_Function): Mark body of - expression function as ghost if needed when created. - * sem_prag.adb (Analyze_Pragma.Process_Inline.Set_Inline_Flags): - Remove special case. - -2016-07-06 Arnaud Charlet <charlet@adacore.com> - - * lib.adb (Check_Same_Extended_Unit): Complete previous change. - * sem_intr.adb (Errint): New parameter Relaxed. Refine previous - change to only disable errors selectively. - * sem_util.adb: minor style fix in object declaration - -2016-07-06 Yannick Moy <moy@adacore.com> - - * sem_warn.adb (Check_Infinite_Loop_Warning.Find_Var): Special case a - call to a volatile function, so that it does not lead to a warning in - that case. - -2016-07-06 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch12.adb, sem_ch4.adb, sem_ch6.adb: Minor reformatting. - -2016-07-06 Hristian Kirtchev <kirtchev@adacore.com> - - * gnat1drv.adb: Code clean up. Do not emit any - code generation errors when the unit is ignored Ghost. - -2016-07-06 Ed Schonberg <schonberg@adacore.com> - - * sem_eval.adb (Check_Non_Static_Context): If the expression - is a real literal of a floating point type that is part of a - larger expression and is not a static expression, transform it - into a machine number now so that the rest of the computation, - even if other components are static, is not evaluated with - extra precision. - -2016-07-06 Javier Miranda <miranda@adacore.com> - - * sem_ch13.adb (Freeze_Entity_Checks): Undo previous patch and move the - needed functionality to Analyze_Freeze_Generic_Entity. - (Analyze_Freeze_Generic_Entity): If the entity is not already frozen - and has delayed aspects then analyze them. - -2016-07-06 Yannick Moy <moy@adacore.com> - - * sem_prag.adb (Analyze_Pragma.Process_Inline.Set_Inline_Flags): - Special case for unanalyzed body entity of ghost expression function. - -2016-07-06 Javier Miranda <miranda@adacore.com> - - * sem_ch7.adb (Analyze_Package_Specification): Insert its - freezing nodes after the last declaration. Needed to ensure - that global entities referenced in aspects of frozen types are - properly handled. - * freeze.adb (Freeze_Entity): Minor code reorganization to ensure - that freezing nodes of generic packages are handled. - * sem_ch13.adb (Freeze_Entity_Checks): Handle N_Freeze_Generic nodes. - * sem_ch12.adb (Save_References_In_Identifier): Handle selected - components which denote a named number that is constant folded - in the analyzed copy of the tree. - -2016-07-06 Hristian Kirtchev <kirtchev@adacore.com> - - * exp_aggr.adb Remove with and use clauses for Exp_Ch11 and Inline. - (Initialize_Array_Component): Protect the initialization - statements in an abort defer / undefer block when the associated - component is controlled. - (Initialize_Record_Component): Protect the initialization statements - in an abort defer / undefer block when the associated component is - controlled. - (Process_Transient_Component_Completion): Use Build_Abort_Undefer_Block - to create an abort defer / undefer block. - * exp_ch3.adb Remove with and use clauses for Exp_ch11 and Inline. - (Default_Initialize_Object): Use Build_Abort_Undefer_Block to - create an abort defer / undefer block. - * exp_ch5.adb (Expand_N_Assignment_Statement): Mark an abort - defer / undefer block as such. - * exp_ch9.adb (Find_Enclosing_Context): Do not consider an abort - defer / undefer block as a suitable context for an activation - chain or a master. - * exp_util.adb Add with and use clauses for Exp_Ch11. - (Build_Abort_Undefer_Block): New routine. - * exp_util.ads (Build_Abort_Undefer_Block): New routine. - * sinfo.adb (Is_Abort_Block): New routine. - (Set_Is_Abort_Block): New routine. - * sinfo.ads New attribute Is_Abort_Block along with occurrences - in nodes. - (Is_Abort_Block): New routine along with pragma Inline. - (Set_Is_Abort_Block): New routine along with pragma Inline. - -2016-07-06 Justin Squirek <squirek@adacore.com> - - * sem_ch4.adb (Analyze_One_Call): Add a conditional to handle - disambiguation. - -2016-07-06 Hristian Kirtchev <kirtchev@adacore.com> - - * einfo.adb Flag252 is now used as Is_Finalized_Transient. Flag295 - is now used as Is_Ignored_Transient. - (Is_Finalized_Transient): New routine. - (Is_Ignored_Transient): New routine. - (Is_Processed_Transient): Removed. - (Set_Is_Finalized_Transient): New routine. - (Set_Is_Ignored_Transient): New routine. - (Set_Is_Processed_Transient): Removed. - (Write_Entity_Flags): Output Flag252 and Flag295. - * einfo.ads: New attributes Is_Finalized_Transient - and Is_Ignored_Transient along with occurrences in - entities. Remove attribute Is_Processed_Transient. - (Is_Finalized_Transient): New routine along with pragma Inline. - (Is_Ignored_Transient): New routine along with pragma Inline. - (Is_Processed_Transient): Removed along with pragma Inline. - (Set_Is_Finalized_Transient): New routine along with pragma Inline. - (Set_Is_Ignored_Transient): New routine along with pragma Inline. - (Set_Is_Processed_Transient): Removed along with pragma Inline. - * exp_aggr.adb Add with and use clauses for Exp_Ch11 and Inline. - (Build_Record_Aggr_Code): Change the handling - of controlled record components. - (Ctrl_Init_Expression): Removed. - (Gen_Assign): Add new formal parameter In_Loop - along with comment on usage. Remove local variables Stmt and - Stmt_Expr. Change the handling of controlled array components. - (Gen_Loop): Update the call to Gen_Assign. - (Gen_While): Update the call to Gen_Assign. - (Initialize_Array_Component): New routine. - (Initialize_Ctrl_Array_Component): New routine. - (Initialize_Ctrl_Record_Component): New routine. - (Initialize_Record_Component): New routine. - (Process_Transient_Component): New routine. - (Process_Transient_Component_Completion): New routine. - * exp_ch4.adb (Process_Transient_In_Expression): New routine. - (Process_Transient_Object): Removed. Replace all existing calls - to this routine with calls to Process_Transient_In_Expression. - * exp_ch6.adb (Expand_Ctrl_Function_Call): Remove local constant - Is_Elem_Ref. Update the comment on ignoring transients. - * exp_ch7.adb (Process_Declarations): Do not process ignored - or finalized transient objects. - (Process_Transient_In_Scope): New routine. - (Process_Transients_In_Scope): New routine. - (Process_Transient_Objects): Removed. Replace all existing calls - to this routine with calls to Process_Transients_In_Scope. - * exp_util.adb (Build_Transient_Object_Statements): New routine. - (Is_Finalizable_Transient): Do not consider a transient object - which has been finalized. - (Requires_Cleanup_Actions): Do not consider ignored or finalized - transient objects. - * exp_util.ads (Build_Transient_Object_Statements): New routine. - * sem_aggr.adb: Major code clean up. - * sem_res.adb: Update documentation. - -2016-07-06 Ed Schonberg <schonberg@adacore.com> - - * sem_ch3.adb (Analyze_Subtype_Declaration): For generated - subtypes, such as actual subtypes of unconstrained formals, - inherit predicate functions, if any, from the parent type rather - than creating redundant new ones. - -2016-07-06 Hristian Kirtchev <kirtchev@adacore.com> - - * exp_attr.adb, sem_attr.adb, sem_ch13.adb: Minor reformatting. - -2016-07-06 Arnaud Charlet <charlet@adacore.com> - - * lib.adb (Check_Same_Extended_Unit): Prevent looping forever. - * gnatbind.adb: Disable some consistency checks in codepeer mode, - which are not needed. - -2016-07-06 Ed Schonberg <schonberg@adacore.com> - - * sem_ch12.adb (Check_Fixed_Point_Actual): Add a warning when - a formal fixed point type is instantiated with a type that has - a user-defined arithmetic operations, but the generic has no - corresponding formal functions. This is worth a warning because - of the special semantics of fixed-point operators. - -2016-07-06 Bob Duff <duff@adacore.com> - - * sem_attr.adb (Analyze_Attribute): Allow any expression of - discrete type. - * exp_attr.adb (Expand_N_Attribute_Reference): Change the - constant-folding code to correctly handle cases newly allowed - by Analyze_Attribute. - -2016-07-05 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/decl.c (gnat_to_gnu_entity): Invoke global_bindings_p - last when possible. Do not call elaborate_expression_2 on offsets in - local record types and avoid useless processing for constant offsets. - -2016-07-04 Arnaud Charlet <charlet@adacore.com> - - * gnat_rm.texi, gnat_ugn.texi, - doc/gnat_ugn/gnat_project_manager.rst, - doc/gnat_ugn/building_executable_programs_with_gnat.rst, - doc/gnat_ugn/elaboration_order_handling_in_gnat.rst, - doc/gnat_ugn/about_this_guide.rst, - doc/gnat_ugn/platform_specific_information.rst, - doc/gnat_ugn/tools_supporting_project_files.rst, - doc/gnat_ugn/gnat_and_program_execution.rst, - doc/gnat_ugn/gnat_utility_programs.rst, - doc/gnat_ugn/the_gnat_compilation_model.rst, - doc/gnat_rm/implementation_defined_attributes.rst, - doc/gnat_rm/implementation_defined_pragmas.rst, - doc/gnat_rm/representation_clauses_and_pragmas.rst, - doc/gnat_rm/standard_and_implementation_defined_restrictions.rst, - doc/gnat_ugn.rst: Update documentation. - -2016-07-04 Arnaud Charlet <charlet@adacore.com> - - * gcc-interface/Makefile.in: Cleanups. - -2016-07-04 Ed Schonberg <schonberg@adacore.com> - - * sem_attr.adb (Analyze_Attribute_Old_Result): The attributes can - appear in the postcondition of a subprogram renaming declaration, - when the renamed entity is an attribute reference that is a - function (such as 'Value). - * sem_attr.adb (Eval_Attribute): It doesn't - need to be static, just known at compile time, so use - Compile_Time_Known_Value instead of Is_Static_Expression. - This is an efficiency improvement over the previous bug fix. - * sem_ch13.adb (Analyze_One_Aspect): Use Original_Node to detect - illegal aspects on subprogram renaming declarations that may - have been rewritten as bodies. - -2016-07-04 Arnaud Charlet <charlet@adacore.com> - - * sem_intr.adb (Errint): Do not emit error message in - Relaxed_RM_Semantics mode. - -2016-07-04 Bob Duff <duff@adacore.com> - - * sem_attr.adb (Eval_Attribute): The code was assuming - that X'Enum_Rep, where X denotes a constant, can be constant - folded. Fix it so it makes that assumption only when X denotes - a STATIC constant. - -2016-07-04 Ed Schonberg <schonberg@adacore.com> - - * sem_ch4.adb (Compatible_Types_In_Predicate): New function - to handle cases where a formal of a predicate function and the - corresponding actual have different views of the same type. - -2016-07-04 Philippe Gil <gil@adacore.com> - - * g-debpoo.adb (Free_Blocks) free blocks also until - Logically_Deallocated less than Maximum_Logically_Freed_Memory - (Dump) add dump of number of traceback & validity elements - already allocated. - -2016-07-04 Justin Squirek <squirek@adacore.com> - - * sem_ch12.adb (Instantiate_Package_Body): Add - a guard to ignore Itypes which fail when installing primitives. - -2016-07-04 Bob Duff <duff@adacore.com> - - * sem_eval.adb (Decompose_Expr): Set 'out' parameters - Kind and Cons to valid values, to avoid use of uninit vars. - (Extract_Length): Reorder the check to make it clearer that - we're depending on BOTH Ent1 and Ent2 to be Present. - * sem_aggr.adb (Resolve_Aggregate): Remove dead code. - (Check_Misspelled_Component): Remove exit statement, because - it's covered by the 'while' condition. - * checks.adb (Apply_Selected_Range_Checks): Remove useless - condition "or else not Checks_On". - (Selected_Range_Checks): - Initialize Known_LB and Known_HB to False, because they are - tested unconditionally; avoid use of uninit vars. - * frontend.adb (Frontend): Removed useless condition - "Operating_Mode = Check_Semantics and then", and added an Assert - to clarify why it was useless. - * prep.adb (Preprocess): Remove redundant condition. Add an - assertion. - * sem_ch10.adb (Analyze_Proper_Body): Moved redundant condition - "Original_Operating_Mode = Generate_Code" to an Assert. - (Process_Spec_Clauses, Process_Body_Clauses): Change parameters - from 'in out' to 'out', and don't initialize actuals. - * sem_ch12.adb (Is_In_Main_Unit): Removed useless condition - "Unum = Main_Unit or else". - (Save_Global_Descendant): Moved - redundant condition "D = Union_Id (No_List)" to an Assert. - * sem_ch4.adb (Check_Misspelled_Selector): Remove exit - statement, because it's covered by the 'while' condition. - (Analyze_Case_Expression): Initialize Wrong_Alt to Empty, - because it looks like it is used uninitialized otherwise. - * sem_ch6.adb (Check_Return_Subtype_Indication): Moved redundant - condition "not R_Type_Is_Anon_Access" to an Assert. - * sem_elim.adb (Line_Num_Match): Moved redundant condition - "Sloc_Trace (Idx) = '['" to an Assert. - * sem_util.adb (Compile_Time_Constraint_Error): Change "J" to - "J - 1". This code is trying to replace "?" with "<", but not if - the "?" is quoted, as in "'?", so we want to check the PREVIOUS - character for '''. - * snames.adb-tmpl (Is_Pragma_Name): Remove useless condition - "or else N = Name_Relative_Deadline". It's useless because - Name_Relative_Deadline is in the range First_Pragma_Name - .. Last_Pragma_Name. - * treepr.adb (Visit_Node): Moved redundant condition "D = - Union_Id (No_List)" to an Assert. - * sem_ch3.adb (Derive_Subprogram, Derive_Subprograms): Change - parameters from 'in out' to 'out'. - * errout.adb (Error_Msg_Internal): Replace redundant test with Assert. - * inline.adb (Add_Inlined_Body): Code cleanup. - -2016-07-04 Hristian Kirtchev <kirtchev@adacore.com> - - * g-sercom-mingw.adb, sem_ch6.adb: Minor reformatting. - -2016-07-04 Olivier Hainque <hainque@adacore.com> - - * g-sercom-mingw.adb (Set): Fix port configuration for the - non-blocking + null-timeout case, request of immediate return. - -2016-07-04 Ed Schonberg <schonberg@adacore.com> - - * sem_ch6.adb (Is_Non_Overriding_Operation): Add guard to test - of generic parent type when operation is a parameterless function - that may dispatch on result. - -2016-07-04 Hristian Kirtchev <kirtchev@adacore.com> - - * freeze.adb, ghost.adb, sem_ch13.adb: Minor reformatting. - -2016-07-04 Pascal Obry <obry@adacore.com> - - * g-forstr.ads: More documentation for the Formatted_String - support. - -2016-07-04 Justin Squirek <squirek@adacore.com> - - * sem_ch7.adb (Install_Parent_Private_Declarations): When - instantiating a child unit, do not install private declaration of - a non-generic ancestor of the generic that is also an ancestor - of the current unit: its private part will be installed when - private part of ancestor itself is analyzed. - -2016-07-04 Ed Schonberg <schonberg@adacore.com> - - * sem_ch12.adb (Instantiate_Object): In SPARK mode add a guard - to verify that the actual is an object reference before checking - for volatility. - (Check_Generic_Child_Unit): Prevent cascaded errors when prefix - is illegal. - -2016-07-04 Gary Dismukes <dismukes@adacore.com> - - * sem_ch12.ads, freeze.adb: Minor reformatting and typo fixes. - -2016-07-04 Ed Schonberg <schonberg@adacore.com> - - * sem_ch13.adb (New_Stream_Subprogram): If the attribute - definition clause comes from an aspect specification, place the - generated subprogram renaming in the freeze actions of the type. - -2016-07-04 Philippe Gil <gil@adacore.com> - - * g-debpoo.adb (Dump.Do_Report) - add space prefix to backtrace - address dump - avoid new line sent directly to stdout. - -2016-07-04 Arnaud Charlet <charlet@adacore.com> - - * gnat1drv.adb, sem_ch12.adb, sem_elab.adb, sem_prag.adb, sem_res.adb: - Relax elaboration checks in SPARK_Mode so that we rely on the - static elaboration model (if used). We'll have a more precise - check performed in flow analysis of gnat2why. - -2016-07-04 Ed Schonberg <schonberg@adacore.com> - - * ghost.adb (Prune_Node): A freeze node for an ignored ghost - entity must be pruned as well. - -2016-07-04 Gary Dismukes <dismukes@adacore.com> - - * sem_type.adb, einfo.ads, freeze.adb, exp_ch6.adb: Minor reformatting - and typo fix. - -2016-07-04 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch3.adb, sem_type.adb, sem_ch12.adb, xref_lib.adb, - freeze.adb, sinput-l.adb, sinput-l.ads, sem_ch4.adb, sem_ch8.adb: - Minor reformatting. - -2016-07-04 Justin Squirek <squirek@adacore.com> - - * sem_prag.adb (Analyze_Unmodified_Or_Unused and - Analyze_Unreferenced_Or_Unused): Change warning message to be - more clear about pragma duplicates. - -2016-07-04 Yannick Moy <moy@adacore.com> - - * sinput-l.adb (Create_Instantiation_Source): Set component - Inlined_Call for inherited pragma case. - * sinput.adb, sinput.ads (Instantiation): Return component - Inlined_Call for inherited pragma case. - -2016-07-04 Bob Duff <duff@adacore.com> - - * sem_type.adb (Remove_Conversions): Protect - the call to Left_Opnd by checking for Nkind in N_Unary_Op -- - unary operators do not have a left operand. - -2016-07-04 Ed Schonberg <schonberg@adacore.com> - - * sem_ch3.adb (Analyze_Object_Declaration): A declaration of a - constant in a protected operation may be a homonym of a private - component of the enclosing protected type. This declaration hides - the component renaming constructed within the protected operation. - -2016-07-04 Bob Duff <duff@adacore.com> - - * xref_lib.adb (Parse_X_Filename, Parse_Identifier_Info): Ignore - unknown files. Check that File_Nr is in the range of files we - know about. The previous code was checking the lower bound, - but not the upper bound. - -2016-07-04 Arnaud Charlet <charlet@adacore.com> - - * tracebak.c: Minor reformatting. - -2016-07-04 Yannick Moy <moy@adacore.com> - - * sem_ch12.adb, sem_ch12.ads Update calls to - Create_Instantiation_Source to use default argument. - (Adjust_Inherited_Pragma_Sloc): New function to adjust sloc - of inherited pragma. - (Set_Copied_Sloc_For_Inherited_Pragma): - New function that wraps call to Create_Instantiation_Source for - copying an inherited pragma. - (Set_Copied_Sloc_For_Inlined_Body): Update call to - Create_Instantiation_Source with new arguments. - * sem_prag.adb (Build_Pragma_Check_Equivalent): In the case - of inherited pragmas, use the generic machinery to get chained - locations for the pragma and its sub-expressions. - * sinput-c.adb: Adapt to new type Source_File_Record. - * sinput-l.adb, sinput-l.ads (Create_Instantiation_Source): - Add parameter Inherited_Pragma and make parameter Inlined_Body - optional. - * sinput.adb, sinput.ads (Comes_From_Inherited_Pragma): New - function to return when a location comes from an inherited pragma. - (Inherited_Pragma): New function to detect when a location comes - from an inherited pragma. - (Source_File_Record): New component Inherited_Pragma. - -2016-07-04 Yannick Moy <moy@adacore.com> - - * sem_elab.adb: Register existence of quickfix for error message. - -2016-07-04 Ed Schonberg <schonberg@adacore.com> - - * sem_ch4.adb (Resolve_One_Call): In the context of a predicate - function the formal and the actual in a call may have different - views of the same type, because of the delayed analysis of - predicates aspects. Extend the patch that handles this potential - discrepancy to handle private and full views as well. - * sem_ch8.adb (Find_Selected_Component): Refine predicate that - produces additional error when an illegal selected component - looks like a prefixed call whose first formal is untagged. - -2016-07-04 Justin Squirek <squirek@adacore.com> - - * einfo.adb (Has_Pragma_Unused): Create this function as a setter - for a new flag294 (Set_Has_Pragma_Unused): Create this procedure - as a getter for flag294 (Write_Entity_Flags): Register the new - flag with an alias - * einfo.ads Add comment documenting Has_Pragma_Unused (flag294) - and subsequent getter and setter declarations. - * lib-xref.adb (Generate_Reference): Recognize Has_Pragma_Unused - flag to print appropriate warning messages. - * par-prag.adb (Prag): Classify Pragma_Unused into "All Other - Pragmas." - * snames.ads-tmpl Add a new name to the name constants and a - new pramga to Pragma_Id for pramga Unused. - * sem_prag.adb (Analyze_Pragma): Create case for Pragma_Unused - and move the block for Pragma_Unmodified and Pragma_Unreferenced - out and into local subprograms. - (Analyze_Unmodified, Analyze_Unreferenced): From the old pragma blocks - that have been separated in to local subprograms add a parameter to - indicate the if they are being called in the context of Pragma_Unused - and handle it accordingly. - (Is_Non_Significant_Pragma_Reference): Add an entry for Pragma_Unused - and correct the position of Pragma_Unevaluated_Use_Of_Old. - * sem_util.adb (Note_Possible_Modification): Recognize - Has_Pragma_Unused flag to print appropriate warning messages. - -2016-07-04 Ed Schonberg <schonberg@adacore.com> - - * freeze.adb (Check_Inherited_Conditions): Perform two passes over - the primitive operations of the type: one over source overridings - to build the primitives mapping, and one over inherited operations - to check for the need to create wrappers, and to check legality - of inherited condition in SPARK. - * sem_prag.ads (Update_Primitive_Mapping): Make public, for use - in freeze actions. - * sem_prag.adb (Build_Pragma_Check_Equivalent): Refine error - message in the case of an inherited condition in SPARK that - includes a call to some other overriding primitive. - -2016-07-04 Hristian Kirtchev <kirtchev@adacore.com> - - * exp_aggr.adb (Ctrl_Init_Expression): New routine. - (Gen_Assign): Code cleanup. Perform in-place side effect removal when - the expression denotes a controlled function call. - * exp_util.adb (Remove_Side_Effects): Do not remove side effects - on a function call which has this behavior suppressed. - * sem_aggr.adb Code cleanup. - * sinfo.adb (No_Side_Effect_Removal): New routine. - (Set_Side_Effect_Removal): New routine. - * sinfo.ads New attribute No_Side_Effect_Removal along with - occurences in nodes. - (No_Side_Effect_Removal): New routine along with pragma Inline. - (Set_Side_Effect_Removal): New routine along with pragma Inline. - -2016-07-04 Arnaud Charlet <charlet@adacore.com> - - * opt.ads, sem_prag.adb (Universal_Addressing_On_AAMP): Removed. - Remove support for pragma No_Run_Time. Update comments. - -2016-07-04 Pascal Obry <obry@adacore.com> - - * g-forstr.ads: More documentation for the Formatted_String - support. - -2016-07-04 Ed Schonberg <schonberg@adacore.com> - - * exp_ch13.adb (Expand_N_Attribute_Definition_Clause, case - 'Address): If the address comes from an aspect specification - and not a source attribute definition clause, do not remove - side effects from the expression, because the expression must - be elaborated at the freeze point of the object and not at the - object declaration, because of the delayed analysis of aspect - specifications. - -2016-06-29 Eric Botcazou <ebotcazou@adacore.com> - - PR ada/48835 - PR ada/61954 - * gcc-interface/gigi.h (enum standard_datatypes): Add ADT_realloc_decl - (realloc_decl): New macro. - * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Variable>: Use local - variable for the entity type and translate it as void pointer if the - entity has convention C. - (gnat_to_gnu_entity) <E_Function>: If this is not a definition and the - external name matches that of malloc_decl or realloc_decl, return the - correspoding node directly. - (gnat_to_gnu_subprog_type): Likewise for parameter and return types. - * gcc-interface/trans.c (gigi): Initialize void_list_node here, not... - Initialize realloc_decl. - * gcc-interface/utils.c (install_builtin_elementary_types): ...here. - (build_void_list_node): Delete. - * gcc-interface/utils2.c (known_alignment) <CALL_EXPR>: Return the - alignment of the system allocator for malloc_decl and realloc_decl. - Do not take alignment from void pointer types either. - -2016-06-29 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/misc.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): Reorder. - (LANG_HOOKS_INIT_TS): Likewise. - -2016-06-22 Arnaud Charlet <charlet@adacore.com> - - * sem_prag.adb: Revert unwanted change in previous commit, - only keep message fix. - -2016-06-22 Ed Schonberg <schonberg@adacore.com> - - * sem_prag.ads (Build_Classwide_Expression): new procedure to - build the expression for an inherited classwide condition, and - to validate such expressions when they apply to an inherited - operation that is not overridden. - * sem_prag.adb (Primitives_Mapping): new data structure to - handle the mapping between operations of a root type and the - corresponding overriding operations of a type extension. Used - to construct the expression for an inherited classwide condition. - (Update_Primitives_Mapping): add to Primitives_Mapping the links - between primitive operations of a root type and those of a given - type extension. - (Build_Pragma_Check_Equivalent): use Primitives_Mapping. - * sem_ch6.adb (New_Overloaded_Entity): Remove call to - Collect_Iherited_Class_Wide_Conditions in GNATprove_Mode. This - needs to be done at freeze point of the type. - * freeze.adb (Check_Inherited_Conditions): new procedure to - verify the legality of inherited classwide conditions. In normal - compilation mode the procedure determines whether an inherited - operation needs a wrapper to handle an inherited condition that - differs from the condition of the root type. In SPARK mode - the routine invokes Collect_Inherited_Class_Wide_Conditions to - produce the SPARK version of these inherited conditions. - (Freeze_Record_Type): For a type extension, call - Check_Inherited_Conditions. - -2016-06-22 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch3.adb, sem_type.adb, sem.adb, freeze.adb, sem_util.adb, - s-htable.adb, exp_ch11.adb, s-secsta.adb, restrict.adb, exp_disp.adb, - sem_ch8.adb, s-tpobop.adb, exp_aggr.ads, sem_ch13.adb: Minor - reformatting. - -2016-06-22 Yannick Moy <moy@adacore.com> - - * lib-xref-spark_specific.adb (Collect_SPARK_Xrefs): Inverse order of - treatments so that files without compilation unit are simply skipped - before more elaborate treatments. - -2016-06-22 Bob Duff <duff@adacore.com> - - * s-memory.ads: Minor typo fixes in comments. - * s-memory.adb: Code cleanup. - -2016-05-22 Olivier Hainque <hainque@adacore.com> - - * vxworks-crtbe-link.spec: Removed, no longer used. - -2016-06-22 Justin Squirek <squirek@adacore.com> - - * sem_ch8.adb (Push_Scope): Add a check for when the - scope table is empty to assign the global variable - Configuration_Component_Alignment. - * sem.adb (Do_Analyze): Add Configuration_Component_Alignment - to be assigned when the environment is cleaned instead of the - default. - * sem.ads Add a global variable Configuration_Component_Alignment - to store the value given by pragma Component_Alignment in the - context of a configuration file. - * sem_prag.adb (Analyze_Pragma): Correct the case for - Component_Alignment so that the pragma is verified and add - comments to explain how it is applied to the scope stack. - -2016-06-22 Justin Squirek <squirek@adacore.com> - - * sprint.adb (Sprint_Node_Actual): Add check in - the case of an N_Object_Declaration when evaluating an expression - to properly ignore errors. - -2016-06-22 Bob Duff <duff@adacore.com> - - * g-comlin.ads (Parameter_Type): Change subtype of Last to - Natural. - * g-comlin.adb (Set_Parameter): Change subtype of Last to - Natural. - (Getopt): Check for Arg = "", and Switches /= "". - (Internal_Initialize_Option_Scan): Check for Argument (Parser, - Index) /= "". - -2016-06-22 Gary Dismukes <dismukes@adacore.com> - - * sem_prag.adb, sem_ch8.adb: Minor reformatting. - -2016-06-22 Ed Schonberg <schonberg@adacore.com> - - * einfo.ads, einfo.adb (Is_Actual_Subtype): New flag, defined - on subtypes that are created within subprogram bodies to handle - unconstrained composite formals. - * checks.adb (Apply_Predicate_Check): Do not generate a check on - an object whose type is an actual subtype. - * sem_ch6.adb (Set_Actual_Subtypes): Do not generate an - actual subtype for a formal whose base type is private. - Set Is_Actual_Subtype on corresponding entity after analyzing - its declaration. - -2016-06-22 Justin Squirek <squirek@adacore.com> - - * sem_prag.adb (Check_Expr_Is_OK_Static_Expression): Fix ordering - of if-block and add in a condition to test for errors during - resolution. - * sem_res.adb (Resolution_Failed): Add comment to explain why - the type of a node which failed to resolve is set to the desired - type instead of Any_Type. - * sem_ch8.adb (Analyze_Object_Renaming): Add a check for Any_Type - to prevent crashes on Is_Access_Constant. - -2016-06-22 Hristian Kirtchev <kirtchev@adacore.com> - - * lib-xref-spark_specific.adb, checks.adb, sem_ch13.adb: Minor - reformatting. - * exp_ch7.adb: Minor typo fix. - * lib.ads (Get_Top_Level_Code_Unit): Add comment. - -2016-06-22 Bob Duff <duff@adacore.com> - - * s-tassta.adb (Task_Wrapper): Fix handling of Fall_Back_Handler - wrt independent tasks. - -2016-06-22 Ed Schonberg <schonberg@adacore.com> - - * sem_dim.adb (Analyze_Dimension): Propagate dimension for - explicit_dereference nodes when they do not come from source, - to handle correctly dimensional analysis on iterators over - containers whose elements have declared dimensions. - -2016-06-22 Arnaud Charlet <charlet@adacore.com> - - * spark_xrefs.ads (Scope_Num): type refined to positive integers. - * lib-xref-spark_specific.adb (Detect_And_Add_SPARK_Scope): - moved into scope of Collect_SPARK_Xrefs. - (Add_SPARK_Scope): moved into scope of Collect_SPARK_Xrefs; - now uses Dspec and Scope_Id from Collect_SPARK_Xrefs. - (Collect_SPARK_Xrefs): refactored to avoid retraversing the list - of scopes. - (Traverse_Compilation_Unit): refactored as a generic procedure. - * types.ads (Unit_Number_Type): range refined. - -2016-06-22 Hristian Kirtchev <kirtchev@adacore.com> - - * lib-xref-spark_specific.adb, a-cuprqu.ads, sem_ch6.adb: Minor - reformatting. - -2016-06-22 Eric Botcazou <ebotcazou@adacore.com> - - * sem_util.ads (Address_Value): Declare new function. - * sem_util.adb (Address_Value): New function extracted - unmodified from Apply_Address_Clause_Check, which returns the - underlying value of the expression of an address clause. - * checks.adb (Compile_Time_Bad_Alignment): Delete. - (Apply_Address_Clause_Check): Call Address_Value on - the expression. Do not issue the main warning here and - issue the secondary warning only when the value of the - expression is not known at compile time. - * sem_ch13.adb (Address_Clause_Check_Record): Add A component and - adjust the description. - (Analyze_Attribute_Definition_Clause): In the case - of an address, move up the code creating an entry in the table of - address clauses. Also create an entry for an absolute address. - (Validate_Address_Clauses): Issue the warning for absolute - addresses here too. Tweak condition associated with overlays - for consistency. - -2016-06-22 Ed Schonberg <schonberg@adacore.com> - - * sem_ch13.adb (Is_Predicate_Static): An inherited predicate - can be static only if it applies to a scalar type. - -2016-06-22 Ed Schonberg <schonberg@adacore.com> - - * exp_util.adb (Adjust_Result_Type): Convert operand to base - type to prevent spurious constraint checks on subtypes of Boolean. - -2016-06-22 Bob Duff <duff@adacore.com> - - * debug.adb: Document debug switch -gnatd.o. - * sem_elab.adb (Check_Internal_Call): Debug switch -gnatd.o - now causes a more conservative treatment of indirect calls, - treating P'Access as a call to P in more cases. We Can't make - this the default, because it breaks common idioms, for example - the soft links. - * sem_util.adb: Add an Assert. - -2016-06-22 Bob Duff <duff@adacore.com> - - * a-cuprqu.ads, a-cuprqu.adb: Completely rewrite this package. Use - red-black trees, which gives O(lg N) worst-case performance on - Enqueue and Dequeue. The previous version had O(N) Enqueue in - the worst case. - -2016-06-22 Arnaud Charlet <charlet@adacore.com> - - * sem_warn.adb: minor style fix in comment. - * spark_xrefs.ads (Scope_Num): type refined to positive integers. - * lib-xref-spark_specific.adb (Detect_And_Add_SPARK_Scope): - moved into scope of Collect_SPARK_Xrefs. - (Add_SPARK_Scope): moved into scope of Collect_SPARK_Xrefs; - now uses Dspec and Scope_Id from Collect_SPARK_Xrefs. - (Collect_SPARK_Xrefs): refactored to avoid retraversing the list - of scopes. - * sem_ch3.adb (Build_Discriminal): Set Parent of the discriminal. - -2016-06-22 Arnaud Charlet <charlet@adacore.com> - - * lib-xref-spark_specific.adb (Generate_Dereference): Assignment to not - commented local variables replaced with direct uses of their values. - -2016-06-22 Hristian Kirtchev <kirtchev@adacore.com> - - * exp_ch7.adb (Add_Invariant): Replace the - current type instance with the _object parameter even in ASIS mode. - (Build_Invariant_Procedure_Body): Do not insert the - invariant procedure body into the tree for ASIS and GNATprove. - (Build_Invariant_Procedure_Declaration): Do not insert the - invariant procedure declaration into the tree for ASIS and - GNATprove. - * lib-xref-spark_specific.adb (Add_SPARK_Scope): Update comment. - -2016-06-22 Ed Schonberg <schonberg@adacore.com> - - * sem_ch6.adb (Set_Actual_Subtypes): If the type of the actual - has predicates, the actual subtype must be frozen properly - because of the generated tests that may follow. The predicate - may be specified by an explicit aspect, or may be inherited in - a derivation. - -2016-06-22 Ed Schonberg <schonberg@adacore.com> - - * exp_ch4.adb (In_Range_Chec)): New predicate, subsidiary of - Expand_N_In: within an expanded range check that might raise - Constraint_Error do not generate a predicate check as well. It - is redundant because the context will add an explicit predicate - check, and it will raise the wrong exception if it fails. - * lib-xref-spark_specific.adb (Add_SPARK_File): Remove useless checks - since dependency units always have an associated compilation unit. - -2016-06-22 Arnaud Charlet <charlet@adacore.com> - - * lib.ads: Code cleanup. - * inline.adb: Type refinement for a counter variable. - * lib-xref-spark_specific.adb (Add_SPARK_File): removal of no-op code. - Code cleanup. - -2016-06-21 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/decl.c (set_nonaliased_component_on_array_type): New - function. - (set_reverse_storage_order_on_array_type): Likewise. - (gnat_to_gnu_entity) <E_Array_Type>: Call them to set the flags. - <E_Array_Subtype>: Likewise. - <E_String_Literal_Subtype>: Likewise. - (substitute_in_type) <ARRAY_TYPE>: Likewise. - * gcc-interface/utils.c (gnat_pushdecl): Always create a variant for - the DECL_ORIGINAL_TYPE of a type. - -2016-06-20 Hristian Kirtchev <kirtchev@adacore.com> - - * make.adb, gnatbind.adb, g-socket.adb, sem_ch13.adb: Minor - reformatting. - * lib.ads, sem_util.adb: Minor typo in comment. - -2016-06-20 Yannick Moy <moy@adacore.com> - - * sem_prag.adb, sem_prag.ads (Build_Pragma_Check_Equivalent): - Add parameter Keep_Pragma_Id to optionally keep - the identifier of the pragma instead of converting - to pragma Check. Also set type of new function call - appropriately. (Collect_Inherited_Class_Wide_Conditions): - Call Build_Pragma_Check_Equivalent with the new parameter - Keep_Pragma_Id set to True to keep the identifier of the copied - pragma. - * sinfo.ads: Add comment. - -2016-06-20 Hristian Kirtchev <kirtchev@adacore.com> - - * exp_ch7.adb (Build_Invariant_Procedure_Body): - Always install the scope of the invariant procedure - in order to produce better error messages. Do not - insert the body when the context is a generic unit. - (Build_Invariant_Procedure_Declaration): Perform minimal - decoration of the invariant procedure and its formal parameter - in case they are not analyzed. Do not insert the declaration - when the context is a generic unit. - -2016-06-20 Ed Schonberg <schonberg@adacore.com> - - * sem_ch13.adb (Visible_Component): New procedure, subsidiary - of Replace_Type_References_ Generic, to determine whether an - identifier in a predicate or invariant expression is a visible - component of the type to which the predicate or invariant - applies. Implements the visibility rule stated in RM 13.1.1 - (12/3). - -2016-06-20 Hristian Kirtchev <kirtchev@adacore.com> - - * s-regpat.adb, sem_prag.adb, pprint.adb, sem_ch13.adb: Minor - reformatting. - -2016-06-20 Tristan Gingold <gingold@adacore.com> - - * make.adb (Check_Standard_Library): Consider system.ads - if s-stalib.adb is not available. - * gnatbind.adb (Add_Artificial_ALI_File): New procedure extracted from - gnatbind. - -2016-06-20 Thomas Quinot <quinot@adacore.com> - - * g-socket.adb (Is_IP_Address): A string consisting in digits only is - not a dotted quad. - -2016-06-20 Arnaud Charlet <charlet@adacore.com> - - * exp_ch7.adb (Build_Invariant_Procedure_Body): - decorate invariant procedure body with typical properties of - procedure entityes. - -2016-06-20 Arnaud Charlet <charlet@adacore.com> - - * a-exetim-darwin.adb: New file. - -2016-06-16 Hristian Kirtchev <kirtchev@adacore.com> - - * atree.ads, atree.adb (Elist29): New routine. - (Set_Elist29): New routine. - * atree.h New definition for Elist29. - * einfo.adb Subprograms_For_Type is now an Elist rather than - a node. Has_Invariants is now a synthesized attribute - and does not require a flag. Has_Own_Invariants - is now Flag232. Has_Inherited_Invariants is - Flag291. Is_Partial_Invariant_Procedure is Flag292. - (Default_Init_Cond_Procedure): Reimplemented. - (Has_Inherited_Invariants): New routine. - (Has_Invariants): Reimplemented. - (Has_Own_Invariants): New routine. - (Invariant_Procedure): Reimplemented. - (Is_Partial_Invariant_Procedure): New routine. - (Partial_Invariant_Procedure): Reimplemented. - (Predicate_Function): Reimplemented. - (Predicate_Function_M): Reimplemented. - (Set_Default_Init_Cond_Procedure): Reimplemented. - (Set_Has_Inherited_Invariants): New routine. - (Set_Has_Invariants): Removed. - (Set_Has_Own_Invariants): New routine. - (Set_Invariant_Procedure): Reimplemented. - (Set_Is_Partial_Invariant_Procedure): New routine. - (Set_Partial_Invariant_Procedure): Reimplemented. - (Set_Predicate_Function): Reimplemented. - (Set_Predicate_Function_M): Reimplemented. - (Set_Subprograms_For_Type): Reimplemented. - (Subprograms_For_Type): Reimplemented. - (Write_Entity_Flags): Output Flag232 and Flag291. - * einfo.ads Add new attributes Has_Inherited_Invariants - Has_Own_Invariants Is_Partial_Invariant_Procedure - Partial_Invariant_Procedure Change the documentation - of attributes Has_Inheritable_Invariants Has_Invariants - Invariant_Procedure Is_Invariant_Procedure Subprograms_For_Type - (Has_Inherited_Invariants): New routine along with pragma Inline. - (Has_Own_Invariants): New routine along with pragma Inline. - (Is_Partial_Invariant_Procedure): New routine along with pragma Inline. - (Partial_Invariant_Procedure): New routine. - (Set_Has_Inherited_Invariants): New routine along with pragma Inline. - (Set_Has_Invariants): Removed along with pragma Inline. - (Set_Has_Own_Invariants): New routine along with pragma Inline. - (Set_Is_Partial_Invariant_Procedure): New routine - along with pragma Inline. - (Set_Partial_Invariant_Procedure): New routine. - (Set_Subprograms_For_Type): Update the signature. - (Subprograms_For_Type): Update the signature. - * exp_ch3.adb Remove with and use clauses for Sem_Ch13. - (Build_Array_Invariant_Proc): Removed. - (Build_Record_Invariant_Proc): Removed. - (Freeze_Type): Build the body of the invariant procedure. - (Insert_Component_Invariant_Checks): Removed. - * exp_ch7.adb Add with and use clauses for Sem_Ch6, Sem_Ch13, - and Stringt. - (Build_Invariant_Procedure_Body): New routine. - (Build_Invariant_Procedure_Declaration): New routine. - * exp_ch7.ads (Build_Invariant_Procedure_Body): New routine. - (Build_Invariant_Procedure_Declaration): New routine. - * exp_ch9.adb (Build_Corresponding_Record): Do not propagate - attributes related to invariants to the corresponding record - when building the corresponding record. This is done by - Build_Invariant_Procedure_Declaration. - * exp_util.adb (Make_Invariant_Call): Reimplemented. - * freeze.adb (Freeze_Array_Type): An array type requires an - invariant procedure when its component type has invariants. - (Freeze_Record_Type): A record type requires an invariant - procedure when at least one of its components has an invariant. - * sem_ch3.adb (Analyze_Private_Extension_Declaration): Inherit - invariant-related attributes. - (Analyze_Subtype_Declaration): - Inherit invariant-related attributes. - (Build_Derived_Record_Type): Inherit invariant-related attributes. - (Check_Duplicate_Aspects): Reimplemented. - (Get_Partial_View_Aspect): New routine. - (Process_Full_View): Inherit invariant-related attributes. Reimplement - the check on hidden inheritance of class-wide invariants. - (Remove_Default_Init_Cond_Procedure): Reimplemented. - * sem_ch6.adb (Analyze_Subprogram_Specification): Do not modify - the controlling type for an invariant procedure declaration - or body. - (Is_Invariant_Procedure_Or_Body): New routine. - * sem_ch7.adb (Analyze_Package_Specification): Build the partial - invariant body in order to preanalyze and resolve all invariants - of a private type at the end of the visible declarations. Build - the full invariant body in order to preanalyze and resolve - all invariants of a private type's full view at the end of - the private declarations. - (Preserve_Full_Attributes): Inherit invariant-related attributes. - * sem_ch9.adb (Analyze_Protected_Type_Declaration): Ensure that - aspects are analyzed with the proper view when the protected type - is a completion of a private type. Inherit invariant-related attributes. - (Analyze_Task_Type_Declaration): Ensure that - aspects are analyzed with the proper view when the task type - is a completion of a private type. Inherit invariant-related - attributes. - * sem_ch13.adb Remove with and use clauses for Stringt. - (Build_Invariant_Procedure_Declaration): Removed. - (Build_Invariant_Procedure): Removed. - (Freeze_Entity_Checks): Do not build the body of the invariant - procedure here. - The body is built when the type is frozen in Freeze_Type. - (Inherit_Aspects_At_Freeze_Point): Do not inherit any attributes - related to invariants here because this leads to erroneous - inheritance. - (Replace_Node): Rename to Replace_Type_Ref. - * sem_ch13.ads (Build_Invariant_Procedure_Declaration): Removed. - (Build_Invariant_Procedure): Removed. - * sem_prag.adb Add with and use clauses for Exp_Ch7. - (Analyze_Pragma): Reimplement the analysis of pragma Invariant. - * sem_res.adb (Resolve_Actuals): Emit a specialized error when - the context is an invariant. - * sem_util.adb (Get_Views): New routine. - (Incomplete_Or_Partial_View): Consider generic packages when - examining declarations. - (Inspect_Decls): Consider full type - declarations because they may denote a derivation from a - private type. - (Propagate_Invariant_Attributes): New routine. - * sem_util.ads (Get_Views): New routine. - (Propagate_Invariant_Attributes): New routine. - -2016-06-16 Arnaud Charlet <charlet@adacore.com> - - * pprint.adb (Expression_Image): Add better handling of UCs, - we don't want to strip them all for clarity. - - -2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com> - - * exp_util.adb (Safe_Unchecked_Type_Conversion): Use "alignment" - instead of "alignement". - -2016-06-16 Gary Dismukes <dismukes@adacore.com> - - * sem_util.adb: Minor typo fix. - -2016-06-16 Emmanuel Briot <briot@adacore.com> - - * s-regpat.adb: Further fix for invalid index in GNAT.Regexp. - -2016-06-16 Eric Botcazou <ebotcazou@adacore.com> - - * sem_ch13.adb (Validate_Address_Clauses): Use the same logic to - issue the warning on the offset for the size as for the alignment - and tweak the wording for the sake of consistency. - -2016-06-16 Ed Schonberg <schonberg@adacore.com> - - * sem_prag.adb (Check_Class_Wide_COndition): New procedure, - subsidiary of Analyze_Pre_Post_ Condition_In_Decl_Part, to - check legality rules that follow from the revised semantics of - class-wide pre/postconditions described in AI12-0113. - (Build_Pragma_Check_Equivalent): Abstract subprogram declarations - must be included in list of overriding primitives of a derived - type. - -2016-06-16 Ed Schonberg <schonberg@adacore.com> - - * sem_util.adb (May_Be_Lvalue): An actual in an unexpanded - attribute reference 'Read is an assignment and must be considered - a modification of the object. - -2016-06-16 Gary Dismukes <dismukes@adacore.com> - - * einfo.adb: Minor editorial. - -2016-06-16 Ed Schonberg <schonberg@adacore.com> - - * sem_prag.adb (Overridden_Ancestor): Clean up code to use - controlling type of desired primitive rather than its scope, - because the primitive that inherits the classwide condition may - comes from several derivation steps. - -2016-06-16 Javier Miranda <miranda@adacore.com> - - * einfo.adb (Set_Default_Init_Cond_Procedure): Allow calls setting - this attribute to Empty (only if the attribute has not been set). - * sem_util.adb (Build_Default_Init_Cond_Procedure_Body): - No action needed if the spec was not built. - (Build_Default_Init_Cond_Procedure_Declaration): The spec is - not built if DIC is set to NULL or no condition was specified. - * exp_ch3.adb (Expand_N_Object_Declaration): Check availability - of the Init_Cond procedure before generating code to call it. - -2016-06-16 Emmanuel Briot <briot@adacore.com> - - * s-regpat.adb: Fix invalid index check when matching end-of-line - on substrings. - -2016-06-16 Arnaud Charlet <charlet@adacore.com> - - * gnat1drv.adb: Minor reformatting. - -2016-06-16 Ed Schonberg <schonberg@adacore.com> - - * sem_ch3.adb (Check_Entry_Contracts): New procedure, subsidiary - of Analyze_Declarations, that performs pre-analysis of - pre/postconditions on entry declarations before full analysis - is performed after entries have been converted into procedures. - Done solely to capture semantic errors. - * sem_attr.adb (Analyze_Attribute, case 'Result): Add guard to - call to Denote_Same_Function. - -2016-06-16 Emmanuel Briot <briot@adacore.com> - - * g-comlin.adb: Fix minor memory leak in GNAT.Command_Line. - -2016-06-16 Hristian Kirtchev <kirtchev@adacore.com> - - * exp_ch7.adb (Find_Last_Init): Remove obsolete code. The - logic is now performed by Process_Object_Declaration. - (Process_Declarations): Recognize a controlled deferred - constant which is in fact initialized by means of a - build-in-place function call as needing finalization actions. - (Process_Object_Declaration): Insert the counter after the - build-in-place initialization call for a controlled object. This - was previously done in Find_Last_Init. - * exp_util.adb (Requires_Cleanup_Actions): Recognize a controlled - deferred constant which is in fact initialized by means of a - build-in-place function call as needing finalization actions. - -2016-06-16 Justin Squirek <squirek@adacore.com> - - * exp_aggr.adb (Expand_Array_Aggregate): Minor comment changes and - additional style fixes. - * exp_ch7.adb: Minor typo fixes and reformatting. - -2016-06-16 Justin Squirek <squirek@adacore.com> - - * sem_ch3.adb (Analyze_Object_Declaration): Add a missing check - for optimized aggregate arrays with qualified expressions. - * exp_aggr.adb (Expand_Array_Aggregate): Fix block and - conditional statement in charge of deciding whether to perform - in-place expansion. Specifically, use Parent_Node to jump over - the qualified expression to the object declaration node. Also, - a check has been inserted to skip the optimization if SPARK 2005 - is being used in strict adherence to RM 4.3(5). - -2016-06-16 Tristan Gingold <gingold@adacore.com> - - * sem_prag.adb (Analyze_Pragma): Simplify code - for Pragma_Priority. - -2016-06-16 Eric Botcazou <ebotcazou@adacore.com> - - * sem_util.ads (Indexed_Component_Bit_Offset): Declare. - * sem_util.adb (Indexed_Component_Bit_Offset): New - function returning the offset of an indexed component. - (Has_Compatible_Alignment_Internal): Call it. - * sem_ch13.adb (Offset_Value): New function returning the offset of an - Address attribute reference from the underlying entity. - (Validate_Address_Clauses): Call it and take the offset into - account for the size warning. - -2016-06-16 Hristian Kirtchev <kirtchev@adacore.com> - - * bindgen.adb, exp_util.adb, sem_ch9.adb, sem_util.adb: Minor - reformatting. - -2016-06-16 Gary Dismukes <dismukes@adacore.com> - - * sem_ch9.adb, sem_util.ads, sem_res.adb: Minor reformatting and typo - fixes. - -2016-06-16 Javier Miranda <miranda@adacore.com> - - * sem_res.adb (Resolve): Under relaxed RM semantics silently - replace occurrences of null by System.Null_Address. - * sem_ch4.adb (Analyze_One_Call, Operator_Check): Under - relaxed RM semantics silently replace occurrences of null by - System.Null_Address. - * sem_util.ad[sb] (Null_To_Null_Address_Convert_OK): New subprogram. - (Replace_Null_By_Null_Address): New subprogram. - -2016-06-16 Bob Duff <duff@adacore.com> - - * exp_util.adb (Is_Controlled_Function_Call): - This was missing the case where the call is in prefix format, - with named notation, as in Obj.Func (Formal => Actual). - -2016-06-16 Hristian Kirtchev <kirtchev@adacore.com> - - * exp_attr.adb, inline.adb, sem_attr.adb, sem_elab.adb: Minor - reformatting. - -2016-06-16 Bob Duff <duff@adacore.com> - - * sem_util.adb (Collect): Avoid Empty Full_T. Otherwise Etype - (Full_T) crashes when assertions are on. - * sem_ch12.adb (Matching_Actual): Correctly handle the case where - "others => <>" appears in a generic formal package, other than - by itself. - -2016-06-16 Arnaud Charlet <charlet@adacore.com> - - * usage.adb: Remove confusing comment in usage line. - * bindgen.adb: Fix binder generated file in codepeer mode wrt - recent additions. - -2016-06-16 Javier Miranda <miranda@adacore.com> - - * restrict.adb (Check_Restriction_No_Use_Of_Entity): Avoid - never-ending loop, code cleanup; adding also support for Text_IO. - * sem_ch8.adb (Find_Expanded_Name): Invoke - Check_Restriction_No_Use_Entity. - -2016-06-16 Tristan Gingold <gingold@adacore.com> - - * exp_ch9.adb: Minor comment fix. - * einfo.ads (Has_Protected): Clarify comment. - * sem_ch9.adb (Analyze_Protected_Type_Declaration): Do not - consider private protected types declared in the runtime for - the No_Local_Protected_Types restriction. - -2016-06-14 Ed Schonberg <schonberg@adacore.com> - - * sem_ch6.adb (Set_Actual_Subtypes): Do not generate actual - subtypes for unconstrained formals when analyzing the generated - body of an expression function, because it may lead to premature - and misplaced freezing of the types of formals. - -2016-06-14 Gary Dismukes <dismukes@adacore.com> - - * sem_elab.adb, sem_ch4.adb: Minor reformatting and typo fix. - -2016-06-14 Tristan Gingold <gingold@adacore.com> - - * einfo.adb (Set_Has_Timing_Event): Add assertion. - * sem_util.ads, sem_util.adb (Propagate_Concurrent_Flags): New - name for Propagate_Type_Has_Flags. - * exp_ch3.adb, sem_ch3.adb, sem_ch7.adb, sem_ch9.adb: Adjust after - renaming. - -2016-06-14 Bob Duff <duff@adacore.com> - - * sem_elab.adb (Check_A_Call): Do nothing if the callee is - (or is in) an instance, and the caller is outside. Misc cleanup. - -2016-06-14 Javier Miranda <miranda@adacore.com> - - * sem_ch4.adb (Analyze_Quantified_Expression): - Generating C code avoid spurious warning on loop variable of - inlinined postconditions. - -2016-06-14 Javier Miranda <miranda@adacore.com> - - * sem_attr.adb (Analyze_Attribute_Old_Result): Adding assertion. - (Analyze_Attribute [Attribute_Old]): Generating C handle - analysis of 'old in inlined postconditions. - (Analyze_Attribute [Attribute_Result]): Generating C handle analysis - of 'result in inlined postconditions. - * exp_attr.adb (Expand_N_Attribute_Reference [Attribute_Old]): - Generating C handle expansion of 'old in inlined postconditions. - * inline.adb (Declare_Postconditions_Result): New subprogram. - * sem_ch12.adb (Copy_Generic_Node): Copy pragmas generated from - aspects when generating C code since pre/post conditions are - inlined and the frontend inlining relies on this routine to - perform inlining. - * exp_ch6.adb (Inlined_Subprogram): Replace Generate_C_Code - by Modify_Tree_For_C. - * exp_unst.adb (Visit_Node): Searching for up-level references - skip entities defined in inlined subprograms. - -2016-06-14 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch7.adb, sem_ch12.adb, freeze.adb, lib-xref.ads, exp_ch3.adb: - Minor reformatting. - -2016-06-14 Bob Duff <duff@adacore.com> - - * sem_elab.adb: Do nothing if the callee is intrinsic. - * sinfo.ads, einfo.ads: Minor comment fixes. - -2016-06-14 Ed Schonberg <schonberg@adacore.com> - - * contracts.adb (Has_Null_Body): Move to sem_util, for general - availability. - * sem_util.ads, sem_util.adb (Has_Null_Body): Predicate to - determine when an internal procedure created for some assertion - checking (e.g. type invariant) is a null procedure. Used to - eliminate redundant calls to such procedures when they apply to - components of composite types. - * exp_ch3.adb (Build_Component_Invariant_Call): Do not add call - if invariant procedure has a null body. - -2016-06-14 Thomas Quinot <quinot@adacore.com> - - * g-socket.ads (Check_Selector): Clarify effect on IN OUT socket - set parameters. - -2016-06-14 Hristian Kirtchev <kirtchev@adacore.com> - - * exp_ch4.adb (Process_Action): Pass the action - list to Process_Transient_Object. - (Process_If_Case_Statements): Pass the action list to - Process_Transient_Object. - (Process_Transient_Object): Add new parameter Stmts and update the - comment on usage. When the context is a Boolean evaluation, insert - any finalization calls after the last statement of the construct. - -2016-06-14 Tristan Gingold <gingold@adacore.com> - - * einfo.adb, einfo.ads (Has_Timing_Event, - Set_Has_Timing_Event): Add Has_Timing_Event flag. - (Write_Entity_Flags): Display * sem_util.ads, sem_util.adb: - (Propagate_Type_Has_Flags): New procedure to factorize code. - * exp_ch3.adb (Expand_Freeze_Array_Type, - Expand_Freeze_Record_Type): Call Propagate_Type_Has_Flags. - * sem_ch3.adb (Access_Type_Decalaration): Initialize - Has_Timing_Event flag. (Analyze_Object_Declaration): - Move code that check No_Local_Timing_Events near - the code that check No_Local_Protected_Objects. - (Analyze_Private_Extension_Declaration, Array_Type_Declaration) - (Build_Derived_Type, Copy_Array_Base_Type_Attributes, - Process_Full_View) (Record_Type_Definition): Call - Propagate_Type_Has_Flags. - * sem_ch4.adb (Analyze_Allocator): Check No_Local_Timing_Events. - * sem_ch7.adb (New_Private_Type): Set Has_Timing_Event on the - Timing_Event type. - (Uninstall_Declaration): Call Propagate_Type_Has_Flags. - * sem_ch9.adb (Analyze_Protected_Definition): Call - Propagate_Type_Has_Flags. - -2016-06-14 Arnaud Charlet <charlet@adacore.com> - - * sem.ads: Minor style fix. - -2016-06-14 Ed Schonberg <schonberg@adacore.com> - - * sem_ch12.adb (Analyze_Associations): An actual parameter - with a box must be included in the count of actuals, to detect - possible superfluous named actuals that do not match any of the - formals of the generic unit in a formal package declaration. - -2016-06-14 Justin Squirek <squirek@adacore.com> - - * sem_ch3.adb (Analyze_Object_Declaration): Fix formatting - of error output related to SPARK RM 6.1.7(3) and pragma - Extensions_Visible. - * sem_ch4.adb (Analyze_Type_Conversion): Fix formatting of error - output related to SPARK RM 6.1.7(3) and pragma Extensions_Visible. - * sem_prag.adb (Analyze_Pragma): Fix formatting of error output - related to SPARK RM 7.1.2(15) and pragma Volatile_Function - so that the values True and False are no longer surrounded by - double quotes. - * sem_res.adb (Resolve_Actuals): Fix formatting of error output - related to SPARK RM 6.1.7(3) and pragma Extensions_Visible. - -2016-06-14 Arnaud Charlet <charlet@adacore.com> - - * gnat1drv.adb (Adjust_Global_Switches): Enable access checks - in codepeer mode. - * freeze.adb: Minor grammar fix in comment. -2016-06-14 Hristian Kirtchev <kirtchev@adacore.com> - - * lib.adb: Minor reformatting. - * sem_util.adb (Is_OK_Volatile_Context): Do - include Address in the supported attributes. - -2016-06-14 Hristian Kirtchev <kirtchev@adacore.com> - - * exp_ch4.adb (Expand_N_Case_Expression): - Code cleanup. Finalize any transient controlled - objects on exit from a case expression alternative. - (Expand_N_If_Expression): Code cleanup. - (Process_Actions): Removed. - (Process_If_Case_Statements): New routine. - (Process_Transient_Object): Change the name of formal Rel_Node to - N and update all occurrences. Update the comment on usage. When - the type of the context is Boolean, the proper insertion point - for the finalization call is after the last declaration. - -2016-06-14 Ed Schonberg <schonberg@adacore.com> - - * lib-xref.ads, lib-xref.adb (Has_Deferred_Reference): new - predicate to determine whether an entity appears in a context - for which a Deferred_Reference was created, because it is not - possible to determine when reference is analyzed whether it - appears in a context in which the entity is modified. - * sem_ch5.adb (Analyze_Statement): Do not emit a useless warning - on assignment for an entity that has a deferred_reference. - -2016-06-14 Javier Miranda <miranda@adacore.com> - - * sem_res.adb (Resolve_Actuals): Generate a reference to actuals that - come from source. Previously the reference was generated only if the - call comes from source but the call may be rewritten by the expander - thus causing the notification of spurious warnings. - -2016-06-14 Arnaud Charlet <charlet@adacore.com> - - * gnat1drv.adb: Remove further references to AAMP. - * checks.adb (Apply_Scalar_Range_Check): Take - Check_Float_Overflow info account. - * live.ads, live.adb Added subprogram headers and - start-of-processing-for comments. - * sem_ch12.adb (Instantiate_Package_Body): Do not suppress - checks when instantiating runtime units in CodePeer mode. - -2016-06-14 Arnaud Charlet <charlet@adacore.com> - - * exp_ch3.adb (Expand_N_Object_Declaration): Only consider - nodes from sources. - -2016-06-14 Arnaud Charlet <charlet@adacore.com> - - * switch-c.adb, gnat1drv.adb (Adjust_Global_Switches): Only disable - simple value propagation in CodePeer mode when warnings are disabled. - (Scan_Front_End_Switches): Enable relevant front-end switches - when using -gnateC. - -2016-06-14 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_util.adb (Is_OK_Volatile_Context): A - reference to a volatile object is considered OK if appears as - the prefix of attributes Address, Alignment, Component_Size, - First_Bit, Last_Bit, Position, Size, Storage_Size. - -2016-06-14 Yannick Moy <moy@adacore.com> - - * lib-xref-spark_specific.adb (Add_SPARK_File): Do not traverse - subunits directly, as they are already traversed as part of the - top-level unit to which they belong. - (Add_SPARK_Xrefs): Add assertions to ensure correct sorting. - (Generate_Dereference): Use unique definition place for special - variable __HEAP, to ensure correct sorting of references. - * lib-xref.adb (Generate_Reference): Use top-level unit in case - of subunits. - * lib.adb, lib.ads (Get_Top_Level_Code_Unit): New functions that - compute the top-level code unit for a source location of AST node, - that go past subunits. - -2016-06-13 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/decl.c (gnat_to_gnu_subprog_type): Build only a minimal - PARM_DECL when the parameter type is dummy. - * gcc-interface/trans.c (Call_to_gnu): Translate formal types before - formal objects. - -2016-06-13 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Variable>: Deal with - PLUS_EXPR in the expression of a renaming. - -2016-06-13 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/utils2.c (known_alignment) <CALL_EXPR>: Deal specially - with calls to malloc. - -2016-06-11 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/trans.c (build_binary_op_trapv): If no operand is a - constant, use the generic implementation of the middle-end; otherwise - turn the dynamic conditions into static conditions and simplify. - -2016-06-11 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/trans.c (Case_Statement_to_gnu): Deal with characters. - -2016-06-11 Pierre-Marie de Rodat <derodat@adacore.com> - - * gcc-interface/decl.c (gnat_to_gnu_entity): Do not clobber - gnat_entity_name with temporary names for XUP and XUT types. - -2016-06-10 Martin Sebor <msebor@redhat.com> - - PR c/71392 - * gcc/ada/gcc-interface/utils.c (handle_nonnull_attribute): Accept - the nonnull attribute in type-generic builtins. - -2016-06-06 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/decl.c (Gigi_Equivalent_Type): Make sure equivalent - types are present before returning them. Remove final assertion. - (gnat_to_gnu_entity) <E_Access_Protected_Subprogram_Type>: Adjust to - above change. - <E_Protected_Type>: Likewise. - -2016-06-06 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/trans.c (elaborate_all_entities_for_package): Also do - not elaborate Itypes. - -2016-06-06 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/utils.c (gnat_internal_attribute_table): Add support - for noinline and noclone attributes. - (handle_noinline_attribute): New handler. - (handle_noclone_attribute): Likewise. - -2016-06-06 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/trans.c (process_type): Beef up comment. - -2016-06-06 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/utils2.c (build_call_alloc_dealloc): Do not substitute - placeholder expressions here but... - * gcc-interface/trans.c (gnat_to_gnu) <N_Free_Statement>: ...here. - Make an exception to the protection of a CALL_EXPR result with an - unconstrained type only in the same cases as Call_to_gnu. - -2016-06-06 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/trans.c (gnat_to_gnu): Rework special code dealing - with boolean rvalues and set the location directly. Do not set the - location in the other cases for a simple name. - (gnat_to_gnu_external): Clear the location on the expression. - -2016-06-06 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Component>: Remove - useless 'else' statements and tidy up. - <E_Array_Subtype>: Fully deal with the declaration here. - <E_Incomplete_Type>: Use properly-typed constant. - Assert that we don't apply the special type treatment to dummy types. - Separate this treatment from the final back-annotation and simplify - the condition for the RM size. - (gnat_to_gnu_param): Add GNU_PARAM_TYPE parameter and adjust. - (gnat_to_gnu_subprog_type): Ajust call to gnat_to_gnu_param. - * gcc-interface/trans.c (gnat_to_gnu) <N_Subprogram_Declaration>: Add - comment. - (process_freeze_entity): Remove obsolete code. - (process_type): Minor tweaks. - -2016-06-06 Eric Botcazou <ebotcazou@adacore.com> - - * einfo.ads (Returns_Limited_View): Remove. - (Set_Returns_Limited_View ): Likewise. - * einfo.adb (Returns_Limited_View): Likewise. - (Set_Returns_Limited_View ): Likewise. - * freeze.adb (Late_Freeze_Subprogram): Remove. - (Freeze_Entity): Do not defer the freezing of functions returning an - incomplete type coming from a limited context. - -2016-06-06 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/gigi.h (finish_subprog_decl): Add ASM_NAME parameter. - * gcc-interface/decl.c (gnu_ext_name_for_subprog): New function. - (gnat_to_gnu_entity) <E_Subprogram_Type>: Do not check compatibility - of profiles for builtins here... Call gnu_ext_name_for_subprog. - Also update profiles if pointers to limited_with'ed types are - updated. - (gnat_to_gnu_param): Restore the correct source location information - for vector ABI warnings. - (associate_subprog_with_dummy_type): Add comment about AI05-019. - Set TYPE_DUMMY_IN_PROFILE_P flag unconditionally. - (update_profile): Deal with builtin declarations. - Call gnu_ext_name_for_subprog. Adjust call to finish_subprog_decl. - (update_profiles_with): Add comment. - (gnat_to_gnu_subprog_type): Reuse the return type if it is complete. - Likewise for parameter declarations in most cases. Do not change - the return type for the CICO mechanism if the profile is incomplete. - ...but here instead. Always reset the slot for the parameters. - * gcc-interface/utils.c (create_subprog_decl): Call - gnu_ext_name_for_subprog. Do not set the assembler name here but... - (finish_subprog_decl): ...but here instead. Add ASM_NAME parameter. - -2016-06-06 Eric Botcazou <ebotcazou@adacore.com> - - * exp_ch9.adb (Expand_N_Protected_Type_Declaration): Insert the - declaration of the corresponding record type before that of the - unprotected version of the subprograms that operate on it. - (Expand_Access_Protected_Subprogram_Type): Declare the Equivalent_Type - just before the original type. - * sem_ch3.adb (Handle_Late_Controlled_Primitive): Point the current - declaration to the newly created declaration for the primitive. - (Analyze_Subtype_Declaration): Remove obsolete code forcing the - freezing of the subtype before its declaration. - (Replace_Anonymous_Access_To_Protected_Subprogram): Insert the new - declaration in the nearest enclosing scope for formal parameters too. - (Build_Derived_Access_Type): Restore the status of the created Itype - after it is erased by Copy_Node. - * sem_ch6.adb (Exchange_Limited_Views): Remove guard on entry. - (Analyze_Subprogram_Body_Helper): Call Exchange_Limited_Views only if - the specification is present. - Move around the code changing the designated view of the return type - and save the original view. Restore it on exit. - * sem_ch13.adb (Build_Predicate_Function_Declaration): Always insert - the declaration right after that of the type. - -2016-06-01 Simon Wright <simon@pushface.org> - - PR ada/71358 - * g-comlin.adb (Display_Section_Help): Do not dereference - Config.Switches if it's null. - (Getopt): Likewise. - -2016-05-31 Eric Botcazou <ebotcazou@adacore.com> - - * s-osinte-kfreebsd-gnu.ads (clock_getres): Define. - (Get_Page_Size): Remove duplicate and return int. - -2016-05-31 Jan Sommer <soja-lists@aries.uberspace.de> - - PR ada/71317 - * s-osinte-rtems.ads (clock_getres): Define. - (Get_Page_Size): Remove duplicate and return int. - -2016-05-20 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Signed_Integer_Subtype>: - Make same-sized subtypes of signed base types signed. - * gcc-interface/utils.c (make_type_from_size): Adjust to above change. - (unchecked_convert): Likewise. - -2016-05-16 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Variable>: Do not build - a specific type for the object if it is deemed a constant. - -2016-05-16 Eric Botcazou <ebotcazou@adacore.com> - - * freeze.adb (Freeze_Record_Type): Extend pragma Implicit_Packing to - components of any elementary types and of composite types. - -2016-05-16 Eric Botcazou <ebotcazou@adacore.com> - - * freeze.adb (Freeze_Array_Type): Call Addressable predicate instead - of testing for individual sizes. - (Freeze_Entity): Rework implementation of pragma Implicit_Packing for - array types, in particular test for suitable sizes upfront and do not - mimic the processing that will be redone later in Freeze_Array_Type. - -2016-05-16 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/trans.c (elaborate_all_entities_for_package): Also skip - formal objects. - -2016-05-16 Eric Botcazou <ebotcazou@adacore.com> - - * doc/gnat_rm/implementation_defined_attributes.rst - (Scalar_Storage_Order): Adjust restriction for packed array types. - * einfo.ads (Is_Bit_Packed_Array): Adjust description. - (Is_Packed): Likewise. - (Is_Packed_Array_Impl_Type): Likewise. - (Packed_Array_Impl_Type): Likewise. - * exp_ch4.adb (Expand_N_Indexed_Component): Do not do anything special - if the prefix is not a packed array implemented specially. - * exp_ch6.adb (Expand_Actuals): Expand indexed components only for - bit-packed array types. - * exp_pakd.adb (Install_PAT): Set Is_Packed_Array_Impl_Type flag on - the PAT before analyzing its declaration. - (Create_Packed_Array_Impl_Type): Remove redundant statements. - * freeze.adb (Check_Component_Storage_Order): Reject packed array - components only if they are bit packed. - (Freeze_Array_Type): Fix logic detecting bit packing and do not bit - pack for composite types whose size is multiple of a byte. - Create the implementation type for packed array types only when it is - needed, i.e. bit packing or packing because of holes in index types. - Make sure the Has_Non_Standard_Rep and Is_Packed flags agree. - * gcc-interface/gigi.h (make_packable_type): Add MAX_ALIGN parameter. - * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Signed_Integer_Subtype>: - Call maybe_pad_type instead of building the padding type manually. - (gnat_to_gnu_entity) <E_Array_Subtype>: Do not assert that - Packed_Array_Impl_Type is present for packed arrays. - (gnat_to_gnu_component_type): Also handle known alignment for packed - types by passing it to make_packable_type. - * gcc-interface/utils.c (make_packable_type): Add MAX_ALIGN parameter - and deal with it in the array case. Adjust recursive call. Simplify - computation of new size and cap the alignment to BIGGEST_ALIGNMENT. - -2016-05-16 Thomas Quinot <quinot@adacore.com> - - * freeze.adb (Check_Component_Storage_Order): Also get full view of - enclosing type. - -2016-05-16 Eric Botcazou <ebotcazou@adacore.com> - - * exp_util.adb (Remove_Side_Effects): Also make a constant if we need - to capture the value for a small not by-reference record type. - * freeze.ads (Check_Compile_Time_Size): Adjust comment. - * freeze.adb (Set_Small_Size): Likewise. Accept a size in the range - of 33 .. 64 bits. - (Check_Compile_Time_Size): Merge scalar and access type cases. Change - variable name in array type case. For the computation of the packed - size, deal with record components and remove redundant test. - (Freeze_Array_Type): Also adjust packing status when the size of the - component type is in the range 33 .. 64 bits. - * doc/gnat_rm/representation_clauses_and_pragmas.rst: Turn primitive - into elementary type throughout. Minor tweaks. - (Alignment Clauses): Document actual alignment of packed array types. - (Pragma Pack for Arrays): List only the 3 main cases and adjust. Add - "simple" to the record case. Document effect on non packable types. - (Pragma Pack for Records): Likewise. Add record case and adjust. - -2016-05-16 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/Make-lang.in (GNATMAKE_FOR_HOST): In the canadian - cross case, use host_noncanonical instead of host as prefix. - (GNATBIND_FOR_HOST): Likewise. - (GNATLINK_FOR_HOST): Likewise. - (GNATLS_FOR_HOST): Likewise. - -2016-05-06 Eric Botcazou <ebotcazou@adacore.com> - - PR ada/70969 - * system-darwin-ppc64.ads: Add pragma No_Elaboration_Code_All. - * system-linux-armeb.ads: Likewise. - * system-linux-mips64el.ads: Likewise. - * system-linux-mips.ads: Likewise. - * system-linux-mipsel.ads: Likewise. - * system-linux-ppc64.ads: Likewise. - * system-linux-sparcv9.ads: Likewise. - * system-rtems.ads: Likewise. - -2016-05-04 Samuel Thibault <samuel.thibault@ens-lyon.org> - - * s-osinte-gnu.ads (Get_Page_Size): Return int and use getpagesize - instead of __getpagesize. - -2016-05-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - * gcc-interface/Makefile.in (install-gcc-specs): Use foreach. - Honor DESTDIR. - -2016-05-02 Tristan Gingold <gingold@adacore.com> - - * fname.adb (Is_Predefined_File_Name): Also consider non-krunched - i-* names. - -2016-05-02 Ed Schonberg <schonberg@adacore.com> - - * sem_util.adb (Aggregate_Constraint_Checks): Separate - accessibility checks and non-null checks for aggregate components, - to prevent spurious accessibility errors. - -2016-05-02 Ed Schonberg <schonberg@adacore.com> - - * sem_ch3.adb (OK_For_Limited_Init): A type conversion is not - always legal in the in-place initialization of a limited entity - (e.g. an allocator). - * sem_res.adb (Resolve_Allocator): Improve error message with RM - reference when allocator expression is illegal. - -2016-05-02 Ed Schonberg <schonberg@adacore.com> - - * exp_ch6.adb (Expand_Call): When inlining a call to a function - declared in a package instance, locate the instance node of the - package after the actual package declaration. skipping over - pragmas that may have been introduced when the generic unit - carries aspects that are transformed into pragmas. - -2016-05-02 Bob Duff <duff@adacore.com> - - * s-memory.adb (Alloc, Realloc): Move checks - for Size = 0 or size_t'Last into the Result = System.Null_Address - path for efficiency. Improve comments (based on actual C language - requirements for malloc). - * exp_util.adb (Build_Allocate_Deallocate_Proc): Optimize the - case where we are using the default Global_Pool_Object, and we - don't need the heavy finalization machinery. - -2016-05-02 Gary Dismukes <dismukes@adacore.com> - - * exp_util.ads, sem_ch12.adb: Minor reformatting. - -2016-05-02 Javier Miranda <miranda@adacore.com> - - * exp_util.ads, exp_util.adb (Force_Evaluation): Adding new formal. - (Remove_Side_Effects): Adding a new formal. - * exp_ch6.adb (Expand_Simple_Function_Return): Generating the - call to the _Postconditions procedure ensure that side-effects - are unconditionally removed. - -2016-05-02 Ed Schonberg <schonberg@adacore.com> - - * sem_ch12.adb (Check_Formal_Package_Instance, Check_Mismatch): - Use original node to determine whether the declaration is for - a formal type declaration, to take into account that formwl - private types are rewritten as private extension declarations - to simplify semantic analysis. - -2016-05-02 Gary Dismukes <dismukes@adacore.com> - - * exp_ch9.adb, sem_ch6.adb, sem_ch6.ads: Minor reformatting and typo - fixes. - -2016-05-02 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch3.adb, exp_ch9.adb, einfo.adb, sem_ch4.adb, sem_ch6.adb: Minor - reformatting. - -2016-05-02 Ed Schonberg <schonberg@adacore.com> - - * exp_ch4.adb (Expand_N_Allocator): If the designated type - is a private derived type with no discriminants, examine its - underlying_full_view to determine whether the full view has - defaulted discriminants, so their defaults can be used in the - call to the initialization procedure for the designated object. - -2016-05-02 Hristian Kirtchev <kirtchev@adacore.com> - - * exp_prag.adb, comperr.adb: Minor reformatting. - -2016-05-02 Ed Schonberg <schonberg@adacore.com> - - * exp_pakd.adb (Rj_Unchecked_Convert_To): Do not perform an - unchecked conversion if the source size is 0 (indicating that - its RM size is unknown). This will happen with packed arrays of - non-discrete types, in which case the component type is known - to match. - -2016-05-02 Arnaud Charlet <charlet@adacore.com> - - * debug.adb: Reserve -gnatd.V. - -2016-05-02 Javier Miranda <miranda@adacore.com> - - * sem_ch3.adb (Process_Full_View): Remove from visibility - wrappers of synchronized types to avoid spurious errors with - their wrapped entity. - * exp_ch9.adb (Build_Wrapper_Spec): Do not generate the wrapper - if no interface primitive is covered by the subprogram and this is - not a primitive declared between two views; see Process_Full_View. - (Build_Protected_Sub_Specification): Link the dispatching - subprogram with its original non-dispatching protected subprogram - since their names differ. - (Expand_N_Protected_Type_Declaration): - If a protected subprogram overrides an interface primitive then - do not build a wrapper if it was already built. - * einfo.ads, einfo.adb (Original_Protected_Subprogram): New attribute. - * sem_ch4.adb (Names_Match): New subprogram. - * sem_ch6.adb (Check_Synchronized_Overriding): Moved - to library level and defined in the public part of the - package to invoke it from Exp_Ch9.Build_Wrapper_Spec - (Has_Matching_Entry_Or_Subprogram): New subprogram. - (Report_Conflict): New subprogram. - -2016-05-02 Jerome Lambourg <lambourg@adacore.com> - - * s-unstyp.ads: Code cleanups. - -2016-05-02 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch13.adb (Size_Too_Small_Error): Fix the error message format. - -2016-05-02 Ed Schonberg <schonberg@adacore.com> - - * exp_prag.adb (Expand_attributes_In_Consequence, - Expand_Attributes): If the prefix of'Old is an unconstrained type, - for example an unconstrained formal of the enclosing subprogram, - create an object declaration with an expression to obtain the - actual subtype of the temporary. - -2016-05-02 Arnaud Charlet <charlet@adacore.com> - - * comperr.adb (Delete_SCIL_Files): Add missing handling of - N_Subprogram_Declaration. - -2016-05-02 Gary Dismukes <dismukes@adacore.com> - - * exp_ch5.adb, exp_ch7.adb, exp_ch7.ads, checks.adb, sem_attr.adb, - gnat1drv.adb, sem_ch4.adb, sem_ch13.adb: Minor reformatting and typo - fixes. - * sem_prag.adb, sem_ch12.adb: Minor typo fixes. - -2016-05-02 Ed Schonberg <schonberg@adacore.com> - - * exp_ch6.adb (Make_Build_In_Place_Call_In_Allocator): The - function call may be wrapped in an explicit type conversion. - -2016-05-02 Jerome Lambourg <lambourg@adacore.com> - - * interfac.ads: use pragma No_Elaboration_Code_All. - * s-unstyp.ads: s-unstyp.ads: use pragma No_Elaboration_Code_All. - -2016-05-02 Ed Schonberg <schonberg@adacore.com> - - * sem.adb (Analyze: If node is an error node previously created - by the parser, disable expansion to prevent subsequent glitches - in error recovery. - -2016-05-02 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch13.adb (Alignment_Error): Removed. - (Get_Alignment_Value): Code cleanup. - -2016-05-02 Tristan Gingold <gingold@adacore.com> - - * sem_ch3.adb (Analyze_Object_Declaration): Use Has_Protected - to check for the no local protected objects restriction. - -2016-05-02 Hristian Kirtchev <kirtchev@adacore.com> - - * einfo.adb Anonymous_Master now uses Node35. - (Anonymous_Master): Update the assertion and node reference. - (Set_Anonymous_Master): Update the assertion and node reference. - (Write_Field35_Name): Add output for Anonymous_Master. - (Write_Field36_Name): The output is now undefined. - * einfo.ads Update the node and description of attribute - Anonymous_Master. Remove prior occurrences in entities as this - is now a type attribute. - * exp_ch3.adb (Expand_Freeze_Array_Type): Remove local variable - Ins_Node. Anonymous access- to-controlled component types no - longer need finalization masters. The master is now built when - a related allocator is expanded. - (Expand_Freeze_Record_Type): Remove local variable Has_AACC. Do not - detect whether the record type has at least one component of anonymous - access-to- controlled type. These types no longer need finalization - masters. The master is now built when a related allocator is expanded. - * exp_ch4.adb Remove with and use clauses for Lib and Sem_Ch8. - (Current_Anonymous_Master): Removed. - (Expand_N_Allocator): Call Build_Anonymous_Master to create a - finalization master for an anonymous access-to-controlled type. - * exp_ch6.adb (Add_Finalization_Master_Actual_To_Build_In_Place_Call): - Call routine Build_Anonymous_Master to create a finalization master - for an anonymous access-to-controlled type. - * exp_ch7.adb (Allows_Finalization_Master): New routine. - (Build_Anonymous_Master): New routine. - (Build_Finalization_Master): Remove formal parameter - For_Anonymous. Use Allows_Finalization_Master to determine whether - circumstances warrant a finalization master. This routine no - longer creates masters for anonymous access-to-controlled types. - (In_Deallocation_Instance): Removed. - * exp_ch7.ads (Build_Anonymous_Master): New routine. - (Build_Finalization_Master): Remove formal parameter For_Anonymous - and update the comment on usage. - * sem_util.adb (Get_Qualified_Name): New routines. - (Output_Name): Reimplemented. - (Output_Scope): Removed. - * sem_util.ads (Get_Qualified_Name): New routines. - -2016-05-02 Hristian Kirtchev <kirtchev@adacore.com> - - * debug.adb: Document the use of switch -gnatd.H. - * gnat1drv.adb (Adjust_Global_Switches): Set ASIS_GNSA mode when - -gnatd.H is present. - (Gnat1drv): Suppress the call to gigi when ASIS_GNSA mode is active. - * opt.ads: Add new option ASIS_GNSA_Mode. - * sem_ch13.adb (Alignment_Error): New routine. - (Analyze_Attribute_Definition_Clause): Suppress certain errors in - ASIS mode for attribute clause Alignment, Machine_Radix, Size, and - Stream_Size. - (Check_Size): Use routine Size_Too_Small_Error to - suppress certain errors in ASIS mode. - (Get_Alignment_Value): Use routine Alignment_Error to suppress certain - errors in ASIS mode. - (Size_Too_Small_Error): New routine. - -2016-05-02 Arnaud Charlet <charlet@adacore.com> - - * spark_xrefs.ads Description of the spark cross-references - clarified; small style fixes. - * lib-xref-spark_specific.adb (Add_SPARK_Scope, - Detect_And_Add_SPARK_Scope): consider protected types and bodies - as yet another scopes. - (Enclosing_Subprogram_Or_Library_Package): refactored using - Hristian's suggestions; added support for scopes of protected - types and bodies; fix for entries to return the scope of the - enclosing concurrent type, which is consistent with what is - returned for protected subprograms. - * sem_intr.adb: Minor style fix in comment. - -2016-05-02 Hristian Kirtchev <kirtchev@adacore.com> - - * lib-xref.ads, lib-xref-spark_specific.adb, get_spark_xrefs.adb, - put_spark_xrefs.adb: Minor reformatting. - -2016-05-02 Doug Rupp <rupp@adacore.com> - - * g-traceb.ads: Document traceback for ARM. - -2016-05-02 Javier Miranda <miranda@adacore.com> - - * exp_disp.adb (Make_Tags): Do not generate the - external name of interface tags adding the suffix counter since - it causes problems at link time when the IP routines are inlined - across units with optimization. - -2016-05-02 Ed Schonberg <schonberg@adacore.com> - - * einfo.ads, einfo.adb (Predicates_Ignared): new flag to indicate - that predicate checking is disabled for predicated subtypes in - the context of an Assertion_Policy pragma. - * checks.adb (Apply_Predicate_Check): Do nothing if - Predicates_Ignored is true. - * exp_ch3.adb (Expand_Freeze_Enumeration_Type): If - Predicates_Ignores is true, the function Rep_To_Pos does raise - an exception for invalid data. - * exp_ch4.adb (Expand_N_Type_Conversion): IF target is a predicated - type do not apply check if Predicates_Ignored is true. - * exp_ch5.adb (Expand_N_Case_Statement): If Predicates_Ignored - is true, sem_prag.adb: - * sem_ch3.adb (Analyze_Object_Declaration): If Predicates_Ignored - is true do not emit predicate check on initializing expression. - -2016-05-02 Arnaud Charlet <charlet@adacore.com> - - * get_spark_xrefs.adb (Get_Nat, Get_Name): Initialize variables when - they are declared; refine type of a counter from Integer to Natural. - * sem_ch5.adb, gnatcmd.adb, s-intman-posix.adb, eval_fat.adb, - prj.adb, sem_util.adb, s-intman-android.adb, prj-nmsc.adb, sem_ch8.adb, - exp_ch3.adb: Minor editing. - -2016-05-02 Yannick Moy <moy@adacore.com> - - * a-tigeli.adb (Get_Line): Always set Last prior to returning. - -2016-05-02 Yannick Moy <moy@adacore.com> - - * lib-xref.adb: Minor style fix in whitespace of declarations. - * put_spark_xrefs.adb (Put_SPARK_Xrefs): printing of strings - refactored without loops. - * put_spark_xrefs.ads (Write_Info_Str): new formal argument of - generic procedure. - * spark_xrefs.adb (Write_Info_Str): new actual in instantiation - of generic procedure. - -2016-05-02 Arnaud Charlet <charlet@adacore.com> - - * lib-xref-spark_specific.adb (Add_SPARK_Scope): add task type scope. - (Detect_And_Add_SPARK_Scope): detect and add task type scope. - (Enclosing_Subprogram_Or_Package): Respect boundaries of task - and entry declarations. - * spark_xrefs.ads: minor typo in comment. - -2016-05-02 Arnaud Charlet <charlet@adacore.com> - - * make.adb: Minor: avoid an exception when calling gnatmake with - no argument and gnatmake is built with checks on. - * lib-xref-spark_specific.adb: Minor code cleanup. - -2016-05-02 Ed Schonberg <schonberg@adacore.com> - - * sem_util.adb (Normalize_Actuals): Take into account extra - actuals that may have been introduced previously. Normally extra - actuals are introduced when a call is expanded, but a validity - check may copy and reanalyze a call that carries an extra actual - (e.g. an accessibility parameter) before the call itself is - marked Analzyed, and the analysis of the copy has to be able to - cope with the added actual. - -2016-05-02 Bob Duff <duff@adacore.com> - - * sem_ch10.adb (Analyze_Compilation_Unit): Preserve - treeishness. Previous version had Context_Items shared between - the spec and body. - -2016-05-02 Ed Schonberg <schonberg@adacore.com> - - * sem_aggr.adb (Resolve_Aggr_Expression): For both array and - record cases, apply predicate check on component for expression - only if expression has been analyzed already. For expressions - that need to be duplicated when they cover multiple components, - resolution and predicate checking take place later. - -2016-05-02 Olivier Hainque <hainque@adacore.com> - - * a-direct.adb (Delete_Tree): Use full names to designate subdirs - and files therein, instead of local names after a change of - current directory. - -2016-05-02 Thomas Quinot <quinot@adacore.com> - - * freeze.adb (Check_Component_Storage_Order): Get full view of - component type. - -2016-05-02 Hristian Kirtchev <kirtchev@adacore.com> - - * checks.adb, freeze.adb, sem_res.adb, s-stposu.adb, repinfo.adb: - Minor reformatting. - -2016-05-02 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch4.adb (Find_Indexing_Operations): Use the underlying type - of the container base type in case the container is a subtype. - * sem_ch5.adb (Analyze_Iterator_Specification): Ensure that - the selector has an entity when checking for a component of a - mutable object. - -2016-05-02 Arnaud Charlet <charlet@adacore.com> - - Remove dead code. - * opt.ads (Latest_Ada_Only): New flag. - * sem_prag.adb, par-prag.adb: Ignore pragma Ada_xx under this flag. - * usage.adb, switch-c.adb: Disable support for -gnatxx under this flag. - * einfo.ads (Has_Predicates, Predicate_Function): - Clarify that Has_Predicates does not imply that Predicate_Function - will return a non-empty entity. - -2016-05-02 Ed Schonberg <schonberg@adacore.com> - - * sem_res.adb (Resolve_Qualified_Expression): Generate a predicate - check if type requires it. - * checks.adb (Apply_Predicate_Check): Disable checks in the - object declaration created for an expression with side-effects - that requires a predicate check to prevent infinite recursion - during expansion. - -2016-05-02 Ed Schonberg <schonberg@adacore.com> - - * sem_ch6.adb (Process_Formals): Check properly the type of a - formal to determine whether a given convention applies to it. - -2016-05-02 Doug Rupp <rupp@adacore.com> - - * tracebak.c: Add incantations for arm-vxworks[67] traceback. - -2016-05-02 Thomas Quinot <quinot@adacore.com> - - * freeze.adb (Check_Component_Storage_Order): Make it a warning, not an - error, to have a component with implicit SSO within a composite type - that has explicit SSO. - -2016-05-02 Bob Duff <duff@adacore.com> - - * s-stposu.adb (Allocate_Any_Controlled): Don't lock/unlock twice. - -2016-05-02 Ed Schonberg <schonberg@adacore.com> - - * repinfo.adb (List_Entities): Make procedure recursive, to - provide representation information for subprograms declared - within subprogram bodies. - -2016-05-02 Arnaud Charlet <charlet@adacore.com> - - * exp_ch5.adb, layout.adb, gnatcmd.adb exp_attr.adb, make.adb, - bindgen.adb, debug.adb, exp_pakd.adb, freeze.adb, sem_util.adb, - gnatlink.adb, switch-m.adb, exp_ch4.adb, repinfo.adb, adabkend.adb, - osint.adb: Remove dead code. - -2016-05-02 Yannick Moy <moy@adacore.com> - - * a-tigeli.adb (Get_Line): Fix bound for test to - decide when to compensate for character 0 added by call to fgets. - -2016-05-02 Ed Schonberg <schonberg@adacore.com> - - * sem_ch4.adb (Analyze_Allocator): If the expression does not - have a subtype indication and the type is an unconstrained tagged - type with defaulted discriminants, create an explicit constraint - for it during analysis to prevent out-of-order freezing actions - on generated classwide types. - -2016-05-02 Javier Miranda <miranda@adacore.com> - - * exp_ch5.adb (Expand_N_Assignment_Statement): - In the runtime check that ensures that the tags of source an - target match, add missing displacement of the pointer to the - objects if they cover interface types. - -2016-05-02 Ed Schonberg <schonberg@adacore.com> - - * sem_attr.adb (Analyze_Attribute, case 'Old): Do not use - base type for attribute when type is discrete: transformation - is not needed for such types, and leads to spurious errors if - the context is a case construct. - -2016-05-02 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/decl.c (elaborate_reference_1): Do not bother about - operand #2 for COMPONENT_REF. - * gcc-interface/utils2.c (gnat_save_expr): Likewise. - (gnat_protect_expr): Likewise. - (gnat_stabilize_reference_1): Likewise. - (gnat_rewrite_reference): Do not bother about operand #3 for ARRAY_REF. - (get_inner_constant_reference): Likewise. - (gnat_invariant_expr): Likewise. - * gcc-interface/trans.c (fold_constant_decl_in_expr): Likewise. - -2016-05-02 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/trans.c (Range_to_gnu): New static function. - (Raise_Error_to_gnu) <N_In>: Call it to translate the range. - (gnat_to_gnu) <N_In>: Likewise. - -2016-04-30 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/Make-lang.in (ACATSCMD): New variable. - (check-acats): Use it. - (check_acats_targets): Likewise. - -2016-04-28 Eric Botcazou <ebotcazou@adacore.com> - - PR ada/70786 - * a-textio.adb (Get_Immediate): Add missing 'not' in expression. - -2016-04-27 Eric Botcazou <ebotcazou@adacore.com> - - * sem_aux.adb (Is_By_Reference_Type): Also return true for a tagged - incomplete type without full view. - * sem_ch6.adb (Exchange_Limited_Views): Change into a function and - return the list of changes. - (Restore_Limited_Views): New procedure to undo the transformation made - by Exchange_Limited_Views. - (Analyze_Subprogram_Body_Helper): Adjust call to Exchange_Limited_Views - and call Restore_Limited_Views at the end, if need be. - (Possible_Freeze): Do not delay freezing because of incomplete types. - (Process_Formals): Remove kludges for class-wide types. - * types.h (By_Copy_Return): Delete. - * gcc-interface/ada-tree.h (TYPE_MAX_ALIGN): Move around. - (TYPE_DUMMY_IN_PROFILE_P): New macro. - * gcc-interface/gigi.h (update_profiles_with): Declare. - (finish_subprog_decl): Likewise. - (get_minimal_subprog_decl): Delete. - (create_subprog_type): Likewise. - (create_param_decl): Adjust prototype. - (create_subprog_decl): Likewise. - * gcc-interface/decl.c (defer_limited_with): Rename into... - (defer_limited_with_list): ...this. - (gnat_to_gnu_entity): Adjust to above renaming. - (finalize_from_limited_with): Likewise. - (tree_entity_vec_map): New structure. - (gt_pch_nx): New helpers. - (dummy_to_subprog_map): New hash table. - (gnat_to_gnu_param): Set the SLOC here. Remove MECH parameter and - add FIRST parameter. Deal with the mechanism here instead of... - Do not make read-only variant of types. Simplify expressions. - In the by-ref case, test the mechanism before must_pass_by_ref - and also TYPE_IS_BY_REFERENCE_P before building the reference type. - (gnat_to_gnu_subprog_type): New static function extracted from... - Do not special-case the type_annotate_only mode. Call - gnat_to_gnu_profile_type instead of gnat_to_gnu_type on return type. - Deal with dummy return types. Likewise for parameter types. Deal - with by-reference types explicitly and add a kludge for null procedures - with untagged incomplete types. Remove assertion on the types and be - prepared for multiple elaboration of the declarations. Skip the whole - CICO processing if the profile is incomplete. Handle the completion of - a previously incomplete profile. - (gnat_to_gnu_entity) <E_Variable>: Rename local variable. - Adjust couple of calls to create_param_decl. - <E_Access_Subprogram_Type, E_Anonymous_Access_Subprogram_Type>: - Remove specific deferring code. - <E_Access_Type>: Also deal with E_Subprogram_Type designated type. - Simplify handling of dummy types and remove obsolete comment. - Constify a couple of variables. Do not set TYPE_UNIVERSAL_ALIASING_P - on dummy types. - <E_Access_Subtype>: Tweak comment and simplify condition. - <E_Subprogram_Type>: ...here. Call it and clean up handling. Remove - obsolete comment and adjust call to gnat_to_gnu_param. Adjust call to - create_subprog_decl. - <E_Incomplete_Type>: Add a couple of 'const' qualifiers and get rid of - inner break statements. Tidy up condition guarding direct use of the - full view. - (get_minimal_subprog_decl): Delete. - (finalize_from_limited_with): Call update_profiles_with on dummy types - with TYPE_DUMMY_IN_PROFILE_P set. - (is_from_limited_with_of_main): Delete. - (associate_subprog_with_dummy_type): New function. - (update_profile): Likewise. - (update_profiles_with): Likewise. - (gnat_to_gnu_profile_type): Likewise. - (init_gnat_decl): Initialize dummy_to_subprog_map. - (destroy_gnat_decl): Destroy dummy_to_subprog_map. - * gcc-interface/misc.c (gnat_get_alias_set): Add guard for accessing - TYPE_UNIVERSAL_ALIASING_P. - (gnat_get_array_descr_info): Minor tweak. - * gcc-interface/trans.c (gigi): Adjust calls to create_subprog_decl. - (build_raise_check): Likewise. - (Compilation_Unit_to_gnu): Likewise. - (Identifier_to_gnu): Accept mismatches coming from a limited context. - (Attribute_to_gnu): Remove kludge for dispatch table entities. - (process_freeze_entity): Do not retrieve old definition if there is an - address clause on the entity. Call update_profiles_with on dummy types - with TYPE_DUMMY_IN_PROFILE_P set. - * gcc-interface/utils.c (build_dummy_unc_pointer_types): Also set - TYPE_REFERENCE_TO to the fat pointer type. - (create_subprog_type): Delete. - (create_param_decl): Remove READONLY parameter. - (finish_subprog_decl): New function extracted from... - (create_subprog_decl): ...here. Call it. Remove CONST_FLAG and - VOLATILE_FLAG parameters and adjust. - (update_pointer_to): Also clear TYPE_REFERENCE_TO in the unconstrained - case. - -2016-04-27 Arnaud Charlet <charlet@adacore.com> - - * aa_util.adb, aa_util.ads: Removed, no longer used. - -2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_prag.adb (Analyze_Pragma): An object - renaming declaration resulting from the expansion of an object - declaration is a suitable context for pragma Ghost. - -2016-04-27 Doug Rupp <rupp@adacore.com> - - * init.c: Refine last checkin so the only requirement is the - signaling compilation unit is compiled with the same mode as - the compilation unit containing the initial landing pad. - -2016-04-27 Ed Schonberg <schonberg@adacore.com> - - * sem_ch13.adb (Valid_Default_Iterator): Better filter of illegal - specifications for Default_Iterator, including overloaded cases - where no interpretations are legal, and return types that are - not iterator types. - -2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> - - * exp_ch5.adb (Expand_N_Assignment_Statement): Do not install - an accessibility check when the left hand side of the assignment - denotes a container cursor. - * exp_util.ads, exp_util.adb (Find_Primitive_Operations): Removed. - * sem_ch4.adb (Find_Indexing_Operations): New routine. - (Try_Container_Indexing): Code cleanup. - -2016-04-27 Arnaud Charlet <charlet@adacore.com> - - * sem_ch10.adb, sem_case.adb: Mark messages udner -gnatwr when needed. - -2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> - - * errout.adb, errutil.adb: Minor reformatting. - -2016-04-27 Ed Schonberg <schonberg@adacore.com> - - * sem_ch13.adb (Analyze_Aspect_Specifications, case Pre/Post): - Check that the classwide version is illegal when the prefix is - an operation of an untagged synchronized type. - -2016-04-27 Arnaud Charlet <charleT@adacore.com> - - * sinput-l.ads, sem_ch13.adb: Minor editing. - -2016-04-27 Doug Rupp <rupp@adacore.com> - - * init.c (__gnat_adjust_context_for_raise) [arm-linux thumb]: - Bump the pc so the lower order bit is set. - -2016-04-27 Ed Schonberg <schonberg@adacore.com> - - * sem_case.adb, sem_case.ads (NO_Op): If appropriate warning is - enabled, report an empty range in a case construct. - -2016-04-27 Arnaud Charlet <charlet@adacore.com> - - * sinput.ads, a-cfdlli.adb, a-crbtgo.adb, a-chtgop.adb, a-cbhama.adb, - a-rbtgbo.adb, a-crdlli.adb, a-chtgbo.adb: Minor editing. - -2016-04-27 Bob Duff <duff@adacore.com> - - * a-chtgop.adb (Adjust): Zero the tampering counts on assignment, - as is done for the other containers. - -2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> - - * ghost.adb (In_Subprogram_Body_Profile): New routine. - (Is_OK_Declaration): Treat an unanalyzed expression - function as an OK context. Treat a reference to a Ghost entity - as OK when it appears within the profile of a subprogram body. - -2016-04-27 Bob Duff <duff@adacore.com> - - * errout.ads: Document the fact that informational messages - don't have to be warnings. - * errout.adb (Error_Msg_Internal): In statistics counts, deal - correctly with informational messages that are not warnings. - (Error_Msg_NEL): Remove useless 'if' aroung Set_Posted, because - Set_Posted already checks for errors and ignores others. - * erroutc.adb (Prescan_Message): Set Is_Serious_Error to False - if Is_Info_Msg; the previous code was assuming that Is_Info_Msg - implies Is_Warning_Msg. - * errutil.adb (Error_Msg): In statistics counts, deal correctly - with informational messages that are not warnings. - -2016-04-27 Ed Schonberg <schonberg@adacore.com> - - * sem_util.ads, sem_util.adb (Is_Null_Record_Type): New predicate - to determine whether a record type is a null record. - * sem_ch3.adb (Analyze_Object_Declaration): If the type is a - null record and there is no expression in the declaration, - no predicate check applies to the object. - -2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch7.adb (Analyze_Package_Body_Helper): The body of an - instantiated package should not cause freezing of previous contracts. - -2016-04-27 Ed Schonberg <schonberg@adacore.com> - - * sem_dim.adb (Analyze_Dimension): Handle subtype declarations - that do not come from source. - (Analyze_Dimension_Subtype_Declaration): Allow confirming - dimensions on subtype entity, either inherited from base type - or provided by aspect specification. - -2016-04-27 Ed Schonberg <schonberg@adacore.com> - - * s-gearop.ads (Matrix_Vector_Solution, Matrix_Matrix_Solution): - Add scalar formal object Zero, to allow detection and report - when the matrix is singular. - * s-gearop.adb (Matrix_Vector_Solution, Matrix_Matrix_Solution): - Raise Constraint_Error if the Forward_Eliminate pass has - determined that determinant is Zero.o - * s-ngrear.adb (Solve): Add actual for Zero in corresponding - instantiations. - * s-ngcoar.adb (Solve): Ditto. - -2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch3.adb: Minor reformatting. - -2016-04-27 Ed Schonberg <schonberg@adacore.com> - - * sem_dim.adb (Analyze_Dimension, case N_Identifier): Check - that identifier has a usable type before analysis, to handle - properly identifiers introduced after some lexical/syntactic - recovery that created new identifiers. - -2016-04-27 Bob Duff <duff@adacore.com> - - * a-coinve.adb, a-comutr.adb, a-conhel.adb, a-convec.adb, - exp_util.adb: Remove assertions that can fail in obscure cases when - assertions are turned on but tampering checks are turned off. - -2016-04-27 Javier Miranda <miranda@adacore.com> - - * exp_ch6.adb (Add_Call_By_Copy_Code, - Add_Simple_Call_By_Copy_Code, Expand_Actuals): Handle formals - whose type comes from the limited view. - -2016-04-27 Yannick Moy <moy@adacore.com> - - * a-textio.adb: Complete previous patch. - -2016-04-27 Yannick Moy <moy@adacore.com> - - * inline.adb (Expand_Inlined_Call): Use Cannot_Inline instead of - Error_Msg_N to issue message about impossibility to inline call, - with slight change of message. - -2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> - - * exp_spark.adb (Expand_Potential_Renaming): Removed. - (Expand_SPARK): Update the call to expand a potential renaming. - (Expand_SPARK_Potential_Renaming): New routine. - * exp_spark.ads (Expand_SPARK_Potential_Renaming): New routine. - * sem.adb Add with and use clauses for Exp_SPARK. - (Analyze): Expand a non-overloaded potential renaming for SPARK. - -2016-04-27 Ed Schonberg <schonberg@adacore.com> - - * sem_ch3.adb (Constrain_Discriminated_Type): In an instance, - check full view for the presence of defaulted discriminants, - even when the partial view of a private type has no visible and - no unknown discriminants. - -2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> - - * lib-xref.adb, exp_ch3.adb: Minor reformatting. - -2016-04-27 Nicolas Roche <roche@adacore.com> - - * rtinit.c: Add weak symbol __gnat_do_argv_expansion. - -2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_prag.adb (Process_Atomic_Independent_Shared_Volatile): Code - cleanup. Check the original node when trying to determine the node kind - of pragma Volatile's argument to account for untagged derivations - where the type is transformed into a constrained subtype. - -2016-04-27 Olivier Hainque <hainque@adacore.com> - - * mkdir.c (__gnat_mkdir): Rework the vxworks section to use a - consistent posix interface on the caller side. - -2016-04-27 Ed Schonberg <schonberg@adacore.com> - - * sem_ch10.adb (Build_Limited_View, Decorate_Type): If this - is a limited view of a type, initialize the Limited_Dependents - field to catch misuses of the type in a client unit. - -2016-04-27 Thomas Quinot <quinot@adacore.com> - - * a-strunb-shared.adb (Finalize): add missing Reference call. - * s-strhas.adb: minor grammar fix and extension of comment - * sem_ch8.adb: minor whitespace fixes - -2016-04-27 Ed Schonberg <schonberg@adacore.com> - - * lib-xref.adb (Get_Type_Reference): Handle properly the case - of an object declaration whose type definition is a class-wide - subtype and whose expression is a function call that returns a - classwide type. - -2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_util.ads, sem_util.adb (Output_Entity): New routine. - (Output_Name): New routine. - -2016-04-27 Bob Duff <duff@adacore.com> - - * exp_ch3.adb (Rewrite_As_Renaming): Disable previous change for now. - -2016-04-27 Vincent Celier <celier@adacore.com> - - * gnatcmd.adb: For "gnat ls -V -P", recognize switch - --unchecked-shared-lib-imports and set the flag - Opt.Unchecked_Shared_Lib_Imports accordingly. - -2016-04-27 Ed Schonberg <schonberg@adacore.com> - - * sem_prag.adb (Analyze_Pre_Post_Condition_In_Decl_Part): - A generic subprogram is never a primitive operation, and thus - a classwide condition for it is not legal. - -2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_aggr.adb, sem_dim.adb, sem_dim.ads, einfo.adb: Minor - reformatting. - -2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_res.adb (Flag_Effectively_Volatile_Objects): New routine. - (Resolve_Actuals): Flag effectively volatile objects with enabled - property Async_Writers or Effective_Reads as illegal. - * sem_util.adb (Is_OK_Volatile_Context): Comment reformatting. - -2016-04-27 Javier Miranda <miranda@adacore.com> - - * exp_ch3.adb (Make_Predefined_Primitive_Specs): - Do not generate the profile of the equality operator if it has - been explicitly defined as abstract in the parent type. Required - to avoid reporting an spurious error. - -2016-04-27 Ed Schonberg <schonberg@adacore.com> - - * sem_dim.ads, sem_dim.adb (Check_Expression_Dimensions): New - procedure to compute the dimension vector of a scalar expression - and compare it with the dimensions if its expected subtype. Used - for the ultimate components of a multidimensional aggregate, - whose components typically are themselves aggregates that are - expanded separately. Previous to this patch, dimensionality - checking on such aggregates generated spurious errors. - * sem_aggr.adb (Resolve_Array_Aggregate): Use - Check_Expression_Dimensions when needed. - -2016-04-27 Javier Miranda <miranda@adacore.com> - - * einfo.ads, einfo.adb (Corresponding_Function): New attribute - (applicable to E_Procedure). - (Corresponding_Procedure): New attribute (applicable to E_Function). - * exp_util.adb (Build_Procedure_Form): Link the function with - its internally built proc and viceversa. - * sem_ch6.adb (Build_Subprogram_Declaration): Propagate the - attribute Rewritten_For_C and Corresponding_Procedure to the body. - * exp_ch6.adb (Rewritten_For_C_Func_Id): Removed. - (Rewritten_For_C_Proc_Id): Removed. - * exp_unst.adb (Note_Uplevel_Ref): Use the new attribute to - locate the corresponding procedure. - -2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch13.adb (Analyze_Aspect_Export_Import): Signal that there is no - corresponding pragma. - -2016-04-27 Bob Duff <duff@adacore.com> - - * exp_ch3.adb: Minor comment improvement. - -2016-04-27 Ed Schonberg <schonberg@adacore.com> - - * exp_ch6.adb (Make_Build_In_Place_Call_In_Object_Declaration): If the - return type is an untagged limited record with only access - discriminants and no controlled components, the return value does not - need to use the secondary stack. - -2016-04-27 Javier Miranda <miranda@adacore.com> - - * exp_util.adb (Remove_Side_Effects): When - generating C code handle object declarations that have - discriminants and are initialized by means of a call to a - function. - -2016-04-27 Ed Schonberg <schonberg@adacore.com> - - * a-textio.adb (Get_Line function): Handle properly the case of - a line that has the same length as the buffer (or a multiple - thereof) and there is no line terminator. - * a-tigeli.adb (Get_Line procedure): Do not store an end_of_file - in the string when there is no previous line terminator and we - need at most one additional character. - -2016-04-27 Arnaud Charlet <charlet@adacore.com> - - * s-rident.ads: Make No_Implicit_Loops non partition wide. - -2016-04-27 Arnaud Charlet <charlet@adacore.com> - - * sem_ch11.adb (Analyze_Handled_Statements): check useless - assignments also in entries and task bodies, not only in - procedures and declaration blocks. - * sem_ch5.adb (Analyze_Block_Statement): check useless - assignements in declaration blocks as part of processing their - handled statement sequence, just like it was done for procedures - and now is also done for entries and task bodies. - * sem_warn.adb (Warn_On_Useless_Assignment): detect boundries - of entries and task bodies just like of procedures. - -2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_util.adb (Is_Volatile_Function): Recognize - a function declared within a protected type as well as the - protected/unprotected version of a function. - -2016-04-27 Bob Duff <duff@adacore.com> - - * exp_ch3.adb (Expand_N_Object_Declaration): Rewrite an object - declaration of the form "X : T := Func (...);", where T is - controlled, as a renaming. - * a-strunb-shared.adb (Finalize): Set the Unbounded_String Object - to be an empty string, instead of null-ing out the Reference. - * exp_util.adb (Needs_Finalization): Remove redundant code. - -2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> - - * aspects.ads Aspects Export and Import do not require delay. They - were classified as delayed aspects, but treated as non-delayed - by the analysis of aspects. - * freeze.adb (Copy_Import_Pragma): New routine. - (Wrap_Imported_Subprogram): Copy the import pragma by first - resetting all semantic fields to avoid an infinite loop when - performing the copy. - * sem_ch13.adb (Analyze_Aspects_At_Freeze_Point): Add - comment on the processing of aspects Export and Import - at the freeze point. - (Analyze_Aspect_Convention: New routine. - (Analyze_Aspect_Export_Import): New routine. - (Analyze_Aspect_External_Link_Name): New routine. - (Analyze_Aspect_External_Or_Link_Name): Removed. - (Analyze_Aspect_Specifications): Factor out the analysis of - aspects Convention, Export, External_Name, Import, and Link_Name - in their respective routines. Aspects Export and Import should - not generate a Boolean pragma because their corresponding pragmas - have a very different syntax. - (Build_Export_Import_Pragma): New routine. - (Get_Interfacing_Aspects): New routine. - -2016-04-27 Eric Botcazou <ebotcazou@adacore.com> - - * inline.adb (Add_Inlined_Body): Overhaul implementation, - robustify handling of -gnatn1, add special treatment for - expression functions. - -2016-04-27 Doug Rupp <rupp@adacore.com> - - * g-traceb.ads: Update comment. - * exp_ch2.adb: minor style fix in object declaration - -2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_elab.adb (Check_Internal_Call): Do not - consider a call when it appears within pragma Initial_Condition - since the pragma is part of the elaboration statements of a - package body and may only call external subprograms or subprograms - whose body is already available. - (Within_Initial_Condition): New routine. - -2016-04-27 Ed Schonberg <schonberg@adacore.com> - - * exp_util.adb (Build_Procedure_Form): Prevent double generation - of the procedure form when dealing with an expression function - whose return type is an array. - * sem_ch3.adb: Fix out-of order Has_Predicates setting. - * exp_ch6.adb: Proper conversion for inherited operation in C. - * sem_ch6.adb: Code cleanup. - -2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> - - * lib-xref.ads, sem_ch10.adb: minor style fix in comment - * g-socket.adb: Minor reformatting. - * sinfo.ads: Minor comment correction. - * sem_warn.ads: minor grammar fix in comment - -2016-04-27 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/gigi.h (gnat_to_gnu_entity): Adjust prototype. - (maybe_pad_type): Adjust comment. - (finish_record_type): Likewise. - (rest_of_record_type_compilation): Likewise. - * gcc-interface/decl.c (gnat_to_gnu_entity): Change DEFINITION type - parameter from integer to boolean. Adjust recursive calls. - <E_Subprogram_Type>: Use copy_type and remove redundant assignments. - <E_Signed_Integer_Subtype>: Adjust comment. Remove call to - rest_of_record_type_compilation. Set TYPE_PADDING_P flag earlier. - Pass false to finish_record_type. Set the debug type later. - <E_Record_Subtype>: Remove call to rest_of_record_type_compilation. - (gnat_to_gnu_component_type): Fix formatting. - (gnat_to_gnu_field_decl): Adjust call to gnat_to_gnu_entity. - (gnat_to_gnu_type): Likewise. - * gcc-interface/trans.c (Identifier_to_gnu): Likewise. - (Loop_Statement_to_gnu): Likewise. - (Subprogram_Body_to_gnu): Likewise. - (Exception_Handler_to_gnu_fe_sjlj): Likewise. - (Exception_Handler_to_gnu_gcc): Likewise. - (Compilation_Unit_to_gnu): Likewise. - (gnat_to_gnu): Likewise. - (push_exception_label_stack): Likewise. - (elaborate_all_entities_for_package): Likewise. - (process_freeze_entity): Likewise. - (process_decls): Likewise. - (process_type): Likewise. - * gcc-interface/utils.c (struct deferred_decl_context_node): Tweak. - (maybe_pad_type): Adjust comments. Set the debug type later. Remove - call to rest_of_record_type_compilation. - (rest_of_record_type_compilation): Use copy_type. - (copy_type): Use correctly typed constants. - (gnat_signed_or_unsigned_type_for): Use copy_type. - * gcc-interface/utils2.c (nonbinary_modular_operation): Likewise. - (build_goto_raise): Adjust call tognat_to_gnu_entity. - -2016-04-27 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/misc.c (gnat_init): Do not call - internal_reference_types. - -2016-04-27 Svante Signell <svante.signell@gmail.com> - - * gcc-interface/Makefile.in (x86 GNU/Hurd): Use s-osinte-gnu.adb. - * s-osinte-gnu.ads: Small tweaks. - * s-osinte-gnu.adb: New file. - -2016-04-21 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_prag.adb (Match_Constituent): Treat a constant as a legal - constituent even if it is not to prevent spurious errors. - -2016-04-21 Gary Dismukes <dismukes@adacore.com> - - * sem_ch4.adb: Minor typo fixes and reformatting. - -2016-04-21 Dmitriy Anisimkov <anisimko@adacore.com> - - * g-calend.ads (No_Time): The same value in any timezone. - * g-socket.adb (Raise_Host_Error): Remove ending - dot from original error message before append colon delimited - host name. - -2016-04-21 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch3.adb: Code cleanup. - * sem_ch6.adb: Code cleanup. - (Is_Matching_Limited_View): New routine. - (Matches_Limited_With_View): Reimplemented. - * sem_ch10.adb (Decorate_Type): Code cleanup. - -2016-04-21 Doug Rupp <rupp@adacore.com> - - * tracebak.c (PPC ELF): Add macro defs for lynxos178e. - -2016-04-21 Ed Schonberg <schonberg@adacore.com> - - * sem_ch4.adb (Try_Container_Indexing): If there are overloaded - indexing functions, collect all overloadings of the call firts, - and then transfer them to indexing node, to prevent interleaving - of the set of interpretations of the nodes involved. - * sem_res.adb (Resolve): Suppress cascaded errors that report - ambiguities when one of the actuals in an overloaded generatlized - indexing operation is illegal and has type Any_Type, as is done - for similar cascaded errors in subprogram calls. - (Valid_Tagged_Conversion): Cleanup conversion checks when one - of the types involved is a class-wide subtype. - -2016-04-21 Ed Schonberg <schonberg@adacore.com> - - * sem_ch12.adb (Load_Parent_Of_Generic): When looking for the - subprogram declaration within a wrapper package, skip pragmas - that may have been generated by aspect specifications on the - generic instance. - -2016-04-21 Javier Miranda <miranda@adacore.com> - - * exp_aggr.adb (Component_Not_OK_For_Backend): Generating C - code return True for array identifiers since the backend needs - to initialize such component by means of memcpy(). - -2016-04-21 Arnaud Charlet <charlet@adacore.com> - - * a-tasatt.adb, a-tasatt.ads (Fast_Path): Rewritten to avoid reading - potentially uninitialized memory. - * sem_ch3.adb: Minor style fix in comment. - -2016-04-21 Arnaud Charlet <charlet@adacore.com> - - * gnat_rm.texi, gnat_ugn.texi, - doc/gnat_ugn/gnat_project_manager.rst, - doc/gnat_ugn/building_executable_programs_with_gnat.rst, - doc/gnat_ugn/gnat_and_program_execution.rst, - doc/gnat_ugn/gnat_utility_programs.rst, - doc/gnat_ugn/the_gnat_compilation_model.rst, - doc/gnat_rm/implementation_defined_attributes.rst, - doc/gnat_rm/standard_and_implementation_defined_restrictions.rst, - doc/gnat_rm/implementation_defined_pragmas.rst, - doc/gnat_rm/the_gnat_library.rst, - doc/gnat_rm/implementation_defined_aspects.rst: Update doc. - * doc/Makefile: Cleanups. - -2016-04-21 Hristian Kirtchev <kirtchev@adacore.com> - - * exp_pakd.adb, sem_ch13.adb: Minor reformatting. - -2016-04-21 Ed Schonberg <schonberg@adacore.com> - - * exp_dbug.adb, exp_dbug.ads (Qualify_Entity_Name): Add suffixes to - disambiguate local variables that may be hidden from inner visibility - by nested block declarations or loop variables. - -2016-04-21 Jerome Lambourg <lambourg@adacore.com> - - * s-soflin.adb: Initialize the Stack_Limit global variable. - -2016-04-21 Hristian Kirtchev <kirtchev@adacore.com> - - * lib-writ.adb: Minor reformatting. - -2016-04-21 Ed Schonberg <schonberg@adacore.com> - - * exp_pakd.adb (Compute_Number_Components): New function to - build an expression that computes the number of a components of - an array that may be multidimensional. - (Expan_Packed_Eq): Use it. - -2016-04-21 Arnaud Charlet <charlet@adacore.com> - - * g-traceb.ads: Update list of supported platforms. - -2016-04-21 Ed Schonberg <schonberg@adacore.com> - - * sem_ch13.adb (Add_Predicates): if the type is declared in - an inner package it may be frozen outside of the package, and - the generated pragma has not been analyzed yet, the expression - for the predicate must be captured and added to the predicate - function at this point. - -2016-04-21 Hristian Kirtchev <kirtchev@adacore.com> - - * contracts.adb (Analyze_Package_Body_Contract): Do not check - for a missing package refinement because 1) packages do not have - "refinement" and 2) the check for proper state refinement is - performed in a different place. - * einfo.adb (Has_Non_Null_Visible_Refinement): Reimplemented. - (Has_Null_Visible_Refinement): Reimplemented. - * sem_ch3.adb (Analyze_Declarations): Determine whether all - abstract states have received a refinement and if not, emit - errors. - * sem_ch7.adb (Analyze_Package_Declaration): Code - cleanup. Determine whether all abstract states of the - package and any nested packages have received a refinement - and if not, emit errors. - (Requires_Completion_In_Body): Add new formal parameter - Do_Abstract_States. Update the comment on usage. Propagate the - Do_Abstract_States flag to all Unit_Requires_Body calls. - (Unit_Requires_Body): Remove formal - parameter Ignore_Abstract_States. Add new formal paramter - Do_Abstract_States. Propagate the Do_Abstract_States flag to - all Requires_Completion_In calls. - * sem_ch7.ads (Unit_Requires_Body): Remove formal - parameter Ignore_Abstract_States. Add new formal paramter - Do_Abstract_States. Update the comment on usage. - * sem_ch9.adb (Analyze_Single_Protected_Declaration): Do - not initialize the constituent list as this is now done on a - need-to-add-element basis. - (Analyze_Single_Task_Declaration): - Do not initialize the constituent list as this is now done on - a need-to-add-element basis. - * sem_ch10.adb (Decorate_State): Do not initialize the constituent - lists as this is now done on a need-to-add-element basis. - * sem_prag.adb (Analyze_Constituent): Set the - refinement constituents when adding a new element. - (Analyze_Part_Of_In_Decl_Part): Set the Part_Of constituents when - adding a new element. - (Analyze_Part_Of_Option): Set the Part_Of - constituents when adding a new element. - (Analyze_Pragma): Set the Part_Of constituents when adding a new - element. - (Check_Constituent_Usage (all versions)): Reimplemented. - (Collect_Constituent): Set the refinement constituents when adding - a new element. - (Create_Abstract_State): Do not initialize the - constituent lists as this is now done on a need-to-add-element basis. - (Propagate_Part_Of): Set the Part_Of constituents when - adding a new element. - * sem_util.adb (Check_State_Refinements): New routine. - (Has_Non_Null_Refinement): Reimplemented. - (Has_Null_Refinement): Reimplemented. - (Requires_State_Refinement): Removed. - * sem_util.ads (Check_State_Refinements): New routine. - (Requires_State_Refinement): Removed. - -2016-04-21 Hristian Kirtchev <kirtchev@adacore.com> - - * lib-writ.adb, sem_ch6.adb: Minor reformatting and code cleanup. - * sem.adb: Fix comment. - -2016-04-21 Ed Schonberg <schonberg@adacore.com> - - * sem_ch3.adb (Analyze_Subtype_Declaration): A subtype - declaration with no aspects, whose subtype_mark is a subtype - with predicates, inherits the list of subprograms for the type. - -2016-04-21 Arnaud Charlet <charlet@adacore.com> - - * exp_aggr.adb (Has_Per_Object_Constraint): Refine previous - change. - -2016-04-21 Thomas Quinot <quinot@adacore.com> - - * g-socket.adb (Raise_Host_Error): Include additional Name parameter. - -2016-04-21 Ed Schonberg <schonberg@adacore.com> - - * lib-writ.adb (Write_ALI): Do not record in ali file units - that are present in the files table but not analyzed. These - units are present because they appear in the context of units - named in limited_with clauses, and the unit being compiled does - not depend semantically on them. - -2016-04-21 Ed Schonberg <schonberg@adacore.com> - - * sem_ch6.adb (Analyze_Subprogram_Body_Helper): Simplify code to - create the procedure body for an function returning an array type, - when generating C code. Reuse the subprogram body rather than - creating a new one, both as an efficiency measure and because - in an instance the body may contain global references that must - be preserved. - -2016-04-21 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch3.adb, exp_attr.adb, exp_ch6.adb, exp_aggr.adb: Minor - reformatting. - -2016-04-21 Javier Miranda <miranda@adacore.com> - - * exp_aggr.adb (Component_Check): Extend - the check that verifies that the aggregate has no function - calls to handle transformations performed by the frontend. - (Ultimate_Original_Expression): New subprogram. - -2016-04-21 Philippe Gil <gil@adacore.com> - - * krunch.adb (Krunch): Fix krunching of i-java. - -2016-04-21 Arnaud Charlet <charlet@adacore.com> - - * exp_ch8.adb (Evaluation_Required): Always return - True when Modify_Tree_For_C. - -2016-04-21 Eric Botcazou <ebotcazou@adacore.com> - - * gnatlink.adb (Gnatlink): Robustify detection of Windows target. - * alloc.ads: Minor comment fixes. - * einfo.ads: Fix typo. - -2016-04-21 Arnaud Charlet <charlet@adacore.com> - - * exp_aggr.adb (Component_Not_OK_For_Backend): Redo previous - changes to handle all cases of components depending on the - discriminant, not just string literals. - -2016-04-21 Ed Schonberg <schonberg@adacore.com> - - * sem_ch3.adb (Analyze_Subtype_Declaration): If the subtype - declaration is the generated declaration for a generic actual, - inherit predicates from the actual if it is a predicated subtype. - -2016-04-21 Ed Schonberg <schonberg@adacore.com> - - * exp_ch6.adb (Rewrite_Function_Call_For_C): If the function is - inherited and its result is controlling, introduce a conversion - on the actual for the corresponding procedure call, to avoid - spurious type errors. - -2016-04-21 Jerome Lambourg <lambourg@adacore.com> - - * krunch.adb (Krunch): Fix krunching of i-vxworks. - -2016-04-21 Gary Dismukes <dismukes@adacore.com> - - * exp_aggr.adb: Minor reformatting and code cleanup. - -2016-04-21 Ed Schonberg <schonberg@adacore.com> - - * sem_ch13.adb (Resolve_Name): Omit quantified expressions from - resolution, because they introduce local names. Full resolution - will take place when predicate function is constructed. - -2016-04-21 Arnaud Charlet <charlet@adacore.com> - - * exp_aggr.adb (Component_Not_OK_For_Backend): Refine previous - change to take into account Per_Object_Constraint field rather - than special casing strings. - * exp_ch6.adb: Fix typo in Replace_Returns. - -2016-04-21 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch5.adb: Minor reformatting. - -2016-04-21 Arnaud Charlet <charlet@adacore.com> - - * exp_aggr.adb (Backend_Processing_Possible): Return False - when generating C and aggregate contains function calls. - -2016-04-21 Tristan Gingold <gingold@adacore.com> - - * krunch.adb (Krunch): Only partially krunch children of - Interfaces that aren't known. - -2016-04-21 Ed Schonberg <schonberg@adacore.com> - - * sem_prag.adb (Make_Inline): Handle properly the instantiation - of a generic subpprogram that carries an Inline aspect. Place - inline info on the anonymous subprogram that is constructed in - the wrapper package. - (Analyze_Pragma, case Pure): Do not check placement if pragma - appears within an instantiation, which can be nested at any level. - * sem_ch12.adb (Analyze_Instance_And_Renamings): Do not copy Freeze - node from anonymous subprogram to its visible renaming. The - freeze node will be constructed if the subprogram carries - delayed aspects. - (Set_Global): Preserve dimension information if present (from - code reading). - -2016-04-21 Vasiliy Fofanov <fofanov@adacore.com> - - * gnatlink.adb: Change wording of the warning message on - problematic filenames to be more neutral. Add a new substring - "patch" introduced on Windows 10. - -2016-04-21 Philippe Gil <gil@adacore.com> - - * tracebak.c (__gnat_backtrace): handle bad RIP values (win64 only) - -2016-04-21 Javier Miranda <miranda@adacore.com> - - * exp_aggr.adb (Component_Not_OK_For_Backend): Return true for string - literals. - -2016-04-21 Hristian Kirtchev <kirtchev@adacore.com> - - * einfo.adb (Has_Non_Null_Abstract_State): New routine. - * einfo.ads New synthesized attribute - Has_Non_Null_Abstract_State along with occurrences in entities. - (Has_Non_Null_Abstract_State): New routine. - * sem_ch7.adb (Unit_Requires_Body): Add local variable - Requires_Body. A package declaring an abstract state requires - a body only when the state is non-null and the package contains - at least one other construct that requires completion in a body. - * sem_util.adb (Mode_Is_Off): Removed. - (Requires_State_Refinement): Remove an obsolete check. Code - cleanup. - -2016-04-21 Bob Duff <duff@adacore.com> - - * sem_attr.adb (Analyze_Attribute): In processing - the 'Old attribute, a warning is given for infinite recursion. Fix - the code to not crash when the prefix of 'Old denotes a protected - function. - * sem_ch5.adb (Analyze_Iterator_Specification): - Avoid calling Is_Dependent_Component_Of_Mutable_Object in cases - where the parameter would not be an object. - -2016-04-21 Eric Botcazou <ebotcazou@adacore.com> - - * sem_eval.adb (Compile_Time_Compare): Be prepared for an empty - Etype or Underlying_Type of the operands. - -2016-04-21 Eric Botcazou <ebotcazou@adacore.com> - - * atree.adb (Print_Statistics): Protect against overflows and - print the memory consumption in bytes. - * table.adb (Reallocate): Do the intermediate calculation of the new - size using the Memory.size_t type. - -2016-04-21 Gary Dismukes <dismukes@adacore.com> - - * exp_attr.adb (Is_Inline_Floating_Point_Attribute): Suppress - expansion of Attribute_Machine and Attribute_Model for AAMP. - -2016-04-21 Ed Schonberg <schonberg@adacore.com> - - * freeze.adb: Disable previous change for now. - -2016-04-21 Ed Schonberg <schonberg@adacore.com> - - * sem_ch8.adb (Find_Selected_Component): If prefix has an - access type and designated type is a limited view, introduce - an explicit dereference before continuing the analysis, and - set its type to the non-limited view of the designated type, - if we are in context where it is available. - -2016-04-21 Ed Schonberg <schonberg@adacore.com> - - * freeze.adb: Freeze profile in ASIS mode. - -2016-04-21 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_aux.ads, sem_aux.adb (Has_Rep_Item): New variant. - * sem_util.adb (Inherit_Rep_Item_Chain): Reimplemented. - -2016-04-21 Hristian Kirtchev <kirtchev@adacore.com> - - * exp_ch6.adb: Minor reformatting. - -2016-04-21 Ed Schonberg <schonberg@adacore.com> - - * sem_ch13.adb: Minor comment update. - -2016-04-21 Ed Schonberg <schonberg@adacore.com> - - * freeze.ads, freeze.adb (Freeze_Entity, Freeze_Before): Add - boolean parameter to determine whether freezing an overloadable - entity freezes its profile as well. This is required by - AI05-019. The call to Freeze_Profile within Freeze_Entity is - conditioned by the value of this flag, whose default is True. - * sem_attr.adb (Resolve_Attribute, case 'Access): The attribute - reference freezes the prefix, but it the prefix is a subprogram - it does not freeze its profile. - -2016-04-21 Javier Miranda <miranda@adacore.com> - - * exp_util.adb (Build_Procedure_Form): No action needed for - subprogram renamings since the backend can generate the call - using the renamed subprogram. This leaves the tree more clean - to the backend. - * exp_ch6.adb (Expand_Call): Extend previous patch for - rewritten-for-c entities to handle subprogram renamings. - (Rewrite_Function_Call_For_C): Handle subprogram renamings. - -2016-04-21 Ed Schonberg <schonberg@adacore.com> - - * sem_ch13.adb: Code cleanup. - -2016-04-21 Ed Schonberg <schonberg@adacore.com> - - * sem_ch6.adb (Analyze_Subprogram_Body_Helper): If the body is - created for SPARK_To_C, the entity must remain invisible so it - does not overload subsequent references to the original function. - * exp_ch6.adb (Build_Procedure_Body_Form, Replace_Returns): - Handle Extended_Return_Statements by replacing it with a block - with assignments and a simple return statement. - * exp_util.adb (Build_Procedure_Form): Make procedure entity - invisible after analyzing declaration, to prevent improper - overloading. - -2016-04-21 Javier Miranda <miranda@adacore.com> - - * sem_ch6.adb (Build_Subprogram_Declaration): Propagate the - attribute Rewritten_For_C to the body since since the expander - may generate calls using that entity. - * exp_ch6.adb (Expand_Call): For internally generated - calls ensure that they reference the entity of the spec - of the called function. - (Rewritten_For_C_Func_Id): New subprogram. - (Rewritten_For_C_Proc_Id): New subprogram. - (Rewrite_Function_Call_For_C): Invoke the new subprogram to - ensure that we skip freezing entities. - * exp_util.adb (Build_Procedure_Form): No action needed if the - procedure was already built. - -2016-04-21 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch3.adb, exp_util.adb, sem_ch13.adb, exp_unst.adb: Minor - reformatting. - -2016-04-21 Ed Schonberg <schonberg@adacore.com> - - * sem_util.adb (Denotes_Iterator): Use root type to determine - whether the ultimate ancestor is the predefined iterator - interface pakage. - * exp_ch5.adb (Expand_Iterator_Over_Container): simplify code - and avoid reuse of Pack local variable. - -2016-04-21 Olivier Hainque <hainque@adacore.com> - - * system-vxworks-arm.ads, system-vxworks-sparcv9.ads, - system-vxworks-ppc.ads, system-vxworks-m68k.ads, - system-vxworks-mips.ads, system-vxworks-x86.ads: Define - Executable_Extension to ".out". - -2016-04-21 Javier Miranda <miranda@adacore.com> - - * frontend.adb: Update call to Unnest_Subprograms. - * exp_ch6.ads, exp_ch6.adb, exp_unst.ads, exp_unst.adb - (Unnest_Subprograms): Moved to package exp_unst. - * exp_unst.ads (Unnest_Subprogram): Moved to the body of the - package. - * exp_dbug.adb (Qualify_Entity_Name): Enable qualification of - enumeration literals when generating C code. - -2016-04-21 Javier Miranda <miranda@adacore.com> - - * frontend.adb: Remove call to initialize Exp_Ch6. - * exp_ch6.ads, exp_ch6.adb (Initialize): removed. - (Unest_Entry/Unest_Bodies): Removed. - (Unnest_Subprograms): Code cleanup. - -2016-04-21 Arnaud Charlet <charlet@adacore.com> - - * set_targ.adb (Read_Target_Dependent_Values): - close target description file once its contents is read. - * s-os_lib.adb (Non_Blocking_Spawn, version with Stdout_File - and Stderr_File): Close local file descriptors before spawning - child process. - * exp_util.adb (Containing_Package_With_Ext_Axioms): Limit scope of - local variables to make the code easier to understand and avoid - duplicated calls to Parent and Generic_Parent. - -2016-04-20 Bob Duff <duff@adacore.com> - - * s-os_lib.ads: Minor comment fix. - -2016-04-20 Ed Schonberg <schonberg@adacore.com> - - * exp_ch5.adb (Expand_N_Assignment_Statement): Do no generate - a discriminant check for a type whose partial view has unknown - discriminants when the full view has discriminants with defaults. - -2016-04-20 Javier Miranda <miranda@adacore.com> - - * exp_util.adb (Remove_Side_Effects): When generating C code - remove side effect of type conversion of access to unconstrained - array type. - (Side_Effect_Free): Return false for the type - conversion of access to unconstrained array type when generating - C code. - * sem_res.adb (Resolved_Type_Conversion): Remove side effects - of access to unconstrained array type conversion when generating - C code. - -2016-04-20 Ed Schonberg <schonberg@adacore.com> - - * sem_ch13.adb (Build_Predicate_Function_Declaration): New - function, to construct the declaration of a predicate function - at the end of the current declarative part rather than at the - (possibly later) freeze point of the type. This also allows uses - of a type with predicates in instantiations elsewhere. - (Resolve_Aspect_Expression): New procedure to detect visiblity - errors in aspect expressions, at the end of the declarative part - that includes the type declaration. - * sem_ch3.adb (Complete_Private_Subtype): Propagate properly the - predicate function from private to full view. - * einfo.adb (Predicate_Function): Refine search for predicate - function when type has a full view and predicate function may - be defined on either view. - -2016-04-20 Javier Miranda <miranda@adacore.com> - - * frontend.adb: Passing the root of the tree to - Unnest_Subprograms(). - * exp_ch6.adb (Expand_N_Subprogram_Body): Remove code that - took care of adding subprograms to the Unest_Bodies table since - performing such action too early disables the ability to process - generic instantiations. - (Unnest_Subprograms): Adding parameter. - (Search_Unnesting_Subprograms): New subprogram. - * exp_ch6.ads (Unnest_Subrograms): Update documentation. - -2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> - - * exp_util.adb, freeze.adb, sem_util.adb: Minor reformatting. - -2016-04-20 Ed Schonberg <schonberg@adacore.com> - - * exp_unst.adb (Check_Static_Type): For a private type, check - full view. - -2016-04-20 Ed Schonberg <schonberg@adacore.com> - - * sem_attr.adb (Check_Type): Reject an attribute reference in - an aspect expression, when the prefix of the reference is the - current instance of the type to which the aspect applies. - -2016-04-20 Bob Duff <duff@adacore.com> - - * sem_ch6.adb (Enter_Overloaded_Entity): Do not warn about - hiding unless we're actually hiding something. The previous - code would (for example) warn about a "<" on a record type - because it incorrectly thought it was hiding the "<" on Boolean - in Standard. We need to check that the homonym S is in fact a - homograph of a predefined operator. - -2016-04-20 Ed Schonberg <schonberg@adacore.com> - - * exp_util.ads, exp_util.adb (Build_Procedure_Form): Moved here - from exp_ch6.adb, for use in SPARK_To_C mode when creating the - procedure equivalent to a function returning an array, when this - construction is deferred to the freeze point of the function. - * sem_util.adb (Is_Unchecked_Conversion_Instance): Include a - function that renames an instance of Unchecked_Conversion. - * freeze.adb (Freeze_Subprogram): Generate the proper procedure - declaration for a function returning an array. - * exp_ch6.adb (Build_Procedure_Form): Moved to exp_util. - -2016-04-20 Ed Schonberg <schonberg@adacore.com> - - * sem_util.ads, sem_util.adb (Is_Expanded_Priority_Attribute): - New predicate to determine that in a context with full run-time, - a function call is an expansion of a reference to attribute - Priority. - * sem_ch5.adb (Analyze_Function_Call): use it. - * exp_ch5.adb (Expand_N_Subprogram_Call): use it. - -2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> - - * einfo.adb Flag286 is now used as Is_Exception_Handler. - (Is_Exception_Handler): New routine. - (Set_Is_Exception_Handler): New routine. - (Write_Entity_Flags): Output the status of Is_Exception_Handler. - * einfo.ads New attribute Is_Exception_Handler along with - occurrences in entities. - (Is_Exception_Handler): New routine along with pragma Inline. - (Set_Is_Exception_Handler): New routine along with pragma Inline. - * exp_ch7.adb (Make_Transient_Block): Ignore blocks generated - for exception handlers with a choice parameter. - * sem_ch11.adb (Analyze_Exception_Handlers): Mark the scope - generated for a choice parameter as an exception handler. - -2016-04-20 Ed Schonberg <schonberg@adacore.com> - - * sem_ch3.adb (Build_Derived_Access_Type): Remove dead code. - (Constrain_Discriminated_Type): In an instance, if the type has - unknown discriminants, use its full view. - (Process_Subtype): Check that the base type is private before - adding subtype to Private_Dependents list. - -2016-04-20 Bob Duff <duff@adacore.com> - - * sem_ch13.adb: Minor comment fix. - -2016-04-20 Yannick Moy <moy@adacore.com> - - * sem_ch4.adb: Fix typos in comments. - * sem_res.adb (Resolve_Case_Expression): Fix type of case alternatives. - -2016-04-20 Ed Schonberg <schonberg@adacore.com> - - * sem_ch4.adb (Analyze_Selected_Component): A reference to the - current instance of a task type is legal if the prefix is an - expression of that task type and the selector is an entry or - entry family. - -2016-04-20 Arnaud Charlet <charlet@adacore.com> - - * a-cfdlli.ads (List): Type is no longer tagged, not needed. Move - varsize field at the end for efficiency. - -2016-04-20 Vincent Celier <celier@adacore.com> - - * gnatcmd.adb: Do not invoke gprls when the invocation of "gnat - ls" includes the switch -V. - * clean.adb: "<target>-gnatclean -P" now calls "gprclean - --target=<target>" - * make.adb: "<target>-gnatmake -P" now calls "gprbuild - --target=<target>" - -2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch12.adb (Qualify_Type): Do not perform - partial qualification when the immediate scope is a generic unit. - -2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> - - * exp_unst.adb: Minor reformatting. - -2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> - - * exp_ch4.adb (Expand_Allocator_Expression): Ensure that the - tag assignment and adjustment preceed the accessibility check. - * exp_ch7.adb (Is_Subprogram_Call): Reimplemented. - -2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> - - * exp_prag.adb (Expand_Attributes): Ensure that - the temporary used to capture the value of attribute 'Old's - prefix is properly initialized. - -2016-04-20 Javier Miranda <miranda@adacore.com> - - * exp_unst.ads, exp_unst.adb (Get_Level, Subp_Index): Moved to library - level. - -2016-04-20 Arnaud Charlet <charlet@adacore.com> - - * sem_ch9.adb (Analyze_Task_Type_Declaration): Shut down warning - in codepeer mode. - -2016-04-20 Vincent Celier <celier@adacore.com> - - * make.adb: Code cleanup. - -2016-04-20 Arnaud Charlet <charlet@adacore.com> - - * exp_ch4.adb (Expand_Allocator_Expression): Help C code - generation. - -2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch12.adb (Copy_Generic_Node): Handle the special - qualification installed for universal literals that act as - operands in binary or unary operators. (Qualify_Operand): Mark - the qualification to signal the instantiation mechanism how to - handle global reference propagation. - * sinfo.adb (Is_Qualified_Universal_Literal): New routine. - (Set_Is_Qualified_Universal_Literal): New routine. - * sinfo.ads New attribute Is_Qualified_Universal_Literal along - with occurrences in nodes. - (Is_Qualified_Universal_Literal): - New routine along with pragma Inline. - (Set_Is_Qualified_Universal_Literal): New routine along with - pragma Inline. - -2016-04-20 Ed Schonberg <schonberg@adacore.com> - - * sem.adb (Do_Analyze): Save and restore Style_Max_Line_Length - so that the corresponding checks are preserved across compilations - that include System.Constants in their context. - -2016-04-20 Gary Dismukes <dismukes@adacore.com> - - * sem_type.adb: Minor typo fix and reformatting. - * a-conhel.ads: Update comment. - -2016-04-20 Bob Duff <duff@adacore.com> - - * a-cihama.adb, a-cihase.adb, a-coinve.adb (Copy): Rewrite the - code so it doesn't trigger an "uninit var" warning. - -2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_attr.ads Add new table Universal_Type_Attribute. - * sem_util.adb (Yields_Universal_Type): Use a table lookup when - checking attributes. - -2016-04-20 Ed Schonberg <schonberg@adacore.com> - - * exp_aggr.adb (Init_Stored_Discriminants, - Init_Visible_Discriminants): New procedures, subsidiary of - Build_Record_Aggr_Code, to handle properly the construction - of aggregates for a derived type that constrains some parent - discriminants and renames others. - -2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch12.adb (Qualify_Universal_Operands): New routine. - (Save_References_In_Operator): Add explicit qualifications in - the generic template for all operands of universal type. - * sem_type.adb (Disambiguate): Update the call to Matches. - (Matches): Reimplemented. - * sem_util.ads, sem_util.adb (Yields_Universal_Type): New routine. - -2016-04-20 Ed Schonberg <schonberg@adacore.com> - - * sem_ch13.adb (Rep_Item_Too_Late): Better error message for - an illegal aspect that freezes the entity to which it applies. - -2016-04-20 Bob Duff <duff@adacore.com> - - * a-stwibo.ads, a-stzbou.ads - ("="): Add overriding keyword before function to avoid crash when - compiler is called with -gnatyO (check overriding indicators). - -2016-04-20 Ed Schonberg <schonberg@adacore.com> - - * sem_prag.adb (Analyze_Pragma, case Check_Policy): If this - is a configuration pragma and it uses the ARG syntax, insert - the rewritten pragma after the current one rather than using - Insert_Actions. - -2016-04-20 Arnaud Charlet <charlet@adacore.com> - - * exp_aggr.adb (Backend_Processing_Possible): Add handling of - C back-end. - -2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> - - * s-imgllu.adb, sem_util.adb, s-imgint.adb, s-imguns.adb, - s-imglli.adb: Minor reformatting. - -2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_res.adb (Rewrite_Renamed_Operator): Do not rewrite the - renamed operator when the associated node appears within a - pre/postcondition. - * sem_util.ads, sem_util.adb (In_Pre_Post_Condition): New routine. - -2016-04-20 Yannick Moy <moy@adacore.com> - - * osint.adb (Relocate_Path): Fix test when Path is shorter than Prefix. - * einfo.adb (Set_Overridden_Operation): Add assertion. - * sem_util.adb (Unique_Entity): for renaming-as-body return the spec - entity. - -2016-04-20 Javier Miranda <miranda@adacore.com> - - * exp_unst.adb (Append_Unique_Call): New subprogram. - (Unnest_Subprogram): Replace the unique occurrence - of Call.Append() by Append_Unique_Call() which protects us from - adding to the Calls table duplicated entries. - -2016-04-20 Arnaud Charlet <charlet@adacore.com> - - * exp_attr.adb (Is_GCC_Target): Fix for C backend. - * xref_lib.ads (Dependencies_Tables): instantiate - Table package with types that guarantee its safe use. - * s-imgllu.adb, s-imgint.adb, s-imguns.adb, s-imglli.adb: Avoid nested - procedures. - -2016-04-20 Arnaud Charlet <charlet@adacore.com> - - * exp_attr.adb (Expand_N_Attribute_Reference [Attribute_Valid]): - Disable expansion when generating C code. - * sinfo.ads, inline.ads: Minor editing. - -2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_util.adb, contracts.adb, ghost.adb, exp_ch6.adb: Minor - reformatting. - -2016-04-20 Javier Miranda <miranda@adacore.com> - - * contracts.adb (Build_Postconditions_Procedure): Code cleanup. - * ghost.adb (Os_OK_Ghost_Context.Is_OK_Declaration): Handle the - declaration of the internally built _postcondition procedure. - -2016-04-20 Arnaud Charlet <charlet@adacore.com> - - * snames.ads-tmpl (Internal_Attribute_Id, Attribute_Class_Array): Fix - indentation. - * sem_util.adb (Is_Unchecked_Conversion_Instance): - defense against library-level renamings of other functions, - which are never instances of Unchecked_Conversion. - * einfo.ads: minor fix of casing in comment - -2016-04-20 Ed Schonberg <schonberg@adacore.com> - - * exp_ch6.adb (Expand_N_Subprogram_Stub): Do not expand a body - that has been analyzed and expanded already. Qualify the names - in the proper body for use in the generation of C code. - -2016-04-20 Javier Miranda <miranda@adacore.com> - - * contracts.adb (Build_Postconditions_Procedure): Force its - inlining when generating C code. - * sem_attr.adb (Analyze_Attribute_Old_Result): Handle inlined - _postconditions when generating C code. - * exp_ch6.adb (Inlined_Subprogram): Inline calls to - _postconditions when generating C code. - * sinfo.ads, sinfo.adb (Corresponding_Spec, Set_Corresponding_Spec): - types of return value and argument changed from Node_Id to - Entity_Id. - -2016-04-20 Vincent Celier <celier@adacore.com> - - * make.adb, clean.adb, gnatname.adb: Revert previous change for now. - -2016-04-20 Eric Botcazou <ebotcazou@adacore.com> - - * sem_ch12.adb (Analyze_Instance_And_Renamings): Do not reset - the Has_Delayed_Freeze flag on the anonymous instance node. - -2016-04-20 Javier Miranda <miranda@adacore.com> - - * sem_ch5.adb (Analyze_Iterator_Specification): Remove transient - scope associated with the renaming object declaration. - * exp_util.adb (Insert_Actions): Remove handling of iterator - loop marked as requiring the secondary stack. - -2016-04-20 Ed Schonberg <schonberg@adacore.com> - - * sem_attr.adb (Analyze_Attribute, case 'Image): Implement - AI12-0124, which extends the functionality of the attribute so it - reflects the semantics of GNAT 'Img when applied to scalar types. - * lib-xref.adb: minor whitespace layout fix. - -2016-04-20 Vincent Celier <celier@adacore.com> - - * clean.adb (Gnatclean): Fail if project file specified and - gprclean is not available. - * gnatname.adb: Fail is -P is used and gprname is not available. - * make.adb (Initialize): Fail if project file specified and - gprbuild is not available. - -2016-04-20 Bob Duff <duff@adacore.com> - - * sem_ch5.adb (Analyze_Iterator_Specification): Do not use secondary - stack when possible. - -2016-04-20 Gary Dismukes <dismukes@adacore.com> - - * par_sco.adb, sem_util.adb, sem_ch13.adb: Minor typo corrections and - reformatting. - -2016-04-20 Ed Schonberg <schonberg@adacore.com> - - * sem_prag.adb (Analyze_Pragma, case Default_Storage_Pool): - If the pragma comes from an aspect specification, verify that - the aspect applies to an entity with a declarative part. - * exp_ch5.adb: Code cleanup. - -2016-04-20 Ed Schonberg <schonberg@adacore.com> - - * sem_res.adb (Resolve_If_Expression): If first expression is - universal, resolve subsequent ones with the corresponding class - type (Any_Integer or Any_Real). - -2016-04-20 Ed Schonberg <schonberg@adacore.com> - - * sem_ch5.adb (Analyze_Iterator_Specification): If expansion is - disabled, complete the analysis of the iterator name to ensure - that reference for entities within are properly generated. - -2016-04-20 Arnaud Charlet <charlet@adacore.com> - - * a-dispat.ads (Yield): add Global contract. - * a-calend.ads, a-reatim.ads: Added Initializes => Clock_Time. - * a-taside.adb: Added Initializes => Tasking_State. - -2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch13.adb (Build_Invariant_Procedure): - Reimplement the invariant procedure spec and body insertion. - -2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch13.adb (Add_Invariant): Do not replace - the saved expression of an invariatn aspect when inheriting - a class-wide type invariant as this clobbers the existing - expression. Do not use New_Copy_List as it is unnecessary - and leaves the parent pointers referencing the wrong part of - the tree. Do not replace the type references for ASIS when - inheriting a class-wide type invariant as this clobbers the - existing replacement. - -2016-04-20 Ed Schonberg <schonberg@adacore.com> - - * sem_util.adb (Build_Explicit_Dereference): If the designated - expression is an entity name, generate reference to the entity - because it will not be resolved again. - -2016-04-19 Arnaud Charlet <charlet@adacore.com> - - * doc/gnat_rm/standard_and_implementation_defined_restrictions.rst, - gnat_rm.texi: Update documentation. - -2016-04-19 Olivier Hainque <hainque@adacore.com> - - * par_sco.adb (Traverse_One, case N_Case_Statement): - Skip pragmas before the first alternative. - (Traverse_Handled_Statement_Sequence, Exception_Handlers): Likewise. - -2016-04-19 Tristan Gingold <gingold@adacore.com> - - * adaint.c (__gnat_lwp_self): New function (for darwin). - * s-osinte-darwin.ads, s-osinte-darwin.adb (lwp_self): Import - of __gnat_lwp_self. - -2016-04-19 Olivier Hainque <hainque@adacore.com> - - * sem_util.adb (Build_Elaboration_Entity): Always request an - elab counter when preserving control-flow. - -2016-04-19 Olivier Hainque <hainque@adacore.com> - - * sem_ch13.adb (Build_Invariant_Procedure_Declaration): Set - Needs_Debug_Info when producing SCOs. - * par_sco.adb (Traverse_Aspects): Fix categorization of - Type_Invariant to match actual processing as activated depending - on pragma Assertion_Policy. - * sem_prag.adb (Analyze_Pragma): Remove special case for - Name_Invariant regarding SCO generation, which completely disabled - the production of SCOs for Invariant pragmas and aspects. - -2016-04-19 Hristian Kirtchev <kirtchev@adacore.com> - - * checks.adb, sem_util.adb, sem_res.adb, sem_attr.adb: Minor - reformatting. - -2016-04-19 Ed Schonberg <schonberg@adacore.com> - - * freeze.adb (Freeze_Profile): Refine predicate that checks - whether a function that returns a limited view is declared in - another unit and cannot be frozen at this point. - -2016-04-19 Ed Schonberg <schonberg@adacore.com> - - * exp_aggr.adb (Component_Count): Handle properly superflat - arrays, i.e. empty arrays where Hi < Lo - 1, to ensure that the - return value of the function is Natural, rather than leaving - the handling of such arrays to the caller of this function. - -2016-04-19 Arnaud Charlet <charlet@adacore.com> - - * sem_prag.adb, sem_attr.adb, par-prag.adb, exp_aggr.adb, sem_type.adb - sem_ch12.adb, sem_ch3.adb, exp_ch7.adb, exp_ch9.adb: Code cleanup. - * sem_res.adb, sem_util.ads, sem_util.adb (Is_OK_Volatile_Context): - Promoted from being a nested subprogram in Sem_Res.Resolve_Entity_Name - to publicly visible routine in Sem_Util. - -2016-04-19 Ed Schonberg <schonberg@adacore.com> - - * checks.adb (Apply_Parameter_Aliasing_Checks): Do not apply - the check if the type of the actual is By_Reference. - -2016-04-19 Arnaud Charlet <charlet@adacore.com> - - * sem_res.adb (Within_Subprogram_Call): Detect - also nodes that appear in entry calls. - (Resolve_Actuals, Insert_Default): Propagate - dimension information if any, from default expression to the - copy that appears in the list of actuals. - * uintp.ads: minor whitespace fix in comment. - * sem_prag.adb, stringt.adb, inline.adb, lib-xref-spark_specific.adb: - Minor code cleanup. - * set_targ.adb (Set_Targ): convert directly from - Natural to Pos, without intermediate conversion to Int. - -2016-04-19 Arnaud Charlet <charlet@adacore.com> - - * sem_ch6.adb (Process_Formals): Mark suspicious reference to - SPARK RM in comment. - * sem_prag.adb (Analyze_Global_Item): Fix reference to SPARK RM - in comment. - * sem_res.adb (Property_Error, Resolve_Actuals): Fix reference - to SPARK RM in both comment and error message. - -2016-04-19 Eric Botcazou <ebotcazou@adacore.com> - - * sem_ch6.adb (Possible_Freeze): If the type is an incomplete - CW type, then the subprogram must have a delayed freeze. This - ensures that the backend can properly recover the full view when - elaborating the access subprogram declaration. - -2016-04-19 Ed Schonberg <schonberg@adacore.com> - - * sem_attr.adb (Resolve_Attribute, case 'Access): Freeze - overloadable entity if originally overloaded. - -2016-04-19 Arnaud Charlet <charlet@adacore.com> - - * exp_aggr.adb, exp_ch3.adb, exp_ch7.adb, exp_ch9.adb, exp_code.adb, - exp_fixd.adb, namet.adb, osint.adb, osint.ads, par-ch2.adb, - sem_ch10.adb, sem_ch12.adb, sem_disp.adb, sem_elab.adb, sem_elim.adb - sem_util.adb, styleg.adb, styleg.ads, stylesw.ads: Minor code - clean up. - -2016-04-19 Arnaud Charlet <charlet@adacore.com> - - * sem_util.adb (Copy_Node_With_Replacement): - use Set_Comes_From_Source instead of directly manipulating - internals of the node table. - * sem_util.adb (Within_Scope): refactored to remove duplicated code. - * sem_aux.adb (Get_Rep_Pragma, - Subprogram_Body_Entity, Subprogram_Spec): declare variables that - do not change as constants and initialize them in the declaration. - (Get_Rep_Pragma, Subprogram_Body_Entity, Subprogram_Spec): declare - variables that do not change as constants and initialize them - in the declaration. - -2016-04-19 Ed Schonberg <schonberg@adacore.com> - - * sem_res.adb (Resolve_Entry_Call): If the entry has - preconditions it is rewritten by means of a wrapper that - incorporates the original call. Before rewriting generate a - reference to the entry being called to prevent spurious warnings - and provide correct cross-reference information. - -2016-04-19 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_disp.adb (Check_Dispatching_Context): Code cleanup. Add - local constant Scop. Ignore any internally generated loops when - performing the check concerning an abstract subprogram call - without a controlling argument. - * sem_util.ads, sem_util.adb (Current_Scope_No_Loops): New routine. - -2016-04-19 Bob Duff <duff@adacore.com> - - * sem_elab.adb (Check_A_Call): There are cases where we have No - (Ent) after the Alias loop, even when there was no previous error, - so we can't assert that there was an error. - -2016-04-19 Ed Schonberg <schonberg@adacore.com> - - * sem_attr.adb (Analyze_Access_Attribute, OK_Self_Reference): - Reject use of type name as a prefix to 'access within an aggregate - in a context that is not the declarative region of a type. - -2016-04-19 Vincent Celier <celier@adacore.com> - - * gnatcmd.adb: Make "gnat ls -P" invoke gprls Make "gnat bind - -P" invoke "gprbuild -b" Make "gnat link -P" invoke "gprbuild - -l" Fail if the invocation is "gnat find -P" or "gnat xref -P" - Remove anything related to project files - * g-mbdira.adb: minor whitespace cleanup - * g-spipat.adb: minor removal of extra spaces after closing paren - -2016-04-19 Ed Schonberg <schonberg@adacore.com> - - * exp_ch6.adb (Expand_Actuals): If post-statements are present - and the enclosing context is a function call or indexing, build - an Expression_With_Actions for the call. - -2016-04-19 Hristian Kirtchev <kirtchev@adacore.com> - - * lib-writ.adb (Write_With_Lines): Code cleanup. Do not generate - a with line for an ignored Ghost unit. - * sem_ch7.adb (Analyze_Package_Declaration): Add local constant - Par. A child package is Ghost when its parent is Ghost. - * sem_prag.adb (Analyze_Pragma): Pragma Ghost can now apply to - a subprogram declaration that acts as a compilation unit. - -2016-04-18 Michael Matz <matz@suse.de> - - * gcc-interface/decl.c (gnat_to_gnu_entity): Use SET_TYPE_ALIGN. - (gnat_to_gnu_field): Ditto. - (components_to_record): Ditto. - (create_variant_part_from): Ditto. - (copy_and_substitute_in_size): Ditto. - (substitute_in_type): Ditto. - * gcc-interface/utils.c (make_aligning_type): Use SET_TYPE_ALIGN. - (make_packable_type): Ditto. - (maybe_pad_type): Ditto. - (finish_fat_pointer_type): Ditto. - (finish_record_type): Ditto and use SET_DECL_ALIGN. - (rest_of_record_type_compilation): Use SET_TYPE_ALIGN. - (create_field_decl): Use SET_DECL_ALIGN. - -2016-04-18 Arnaud Charlet <charlet@adacore.com> - - * einfo.adb (Overridden_Operation): assert that - function is called for valid arguments. - * sem_aggr.adb, sem_ch3.adb, sem_ch5.adb, sem_type.adb, - s-osinte-vxworks.ads, a-ngcefu.adb, sem_ch10.adb, einfo.ads, - sem_prag.adb, sem_ch12.adb, sem.adb, i-cobol.ads, freeze.adb, - sem_util.adb, a-chtgop.ads, s-rannum.adb, exp_ch6.adb, s-bignum.adb, - s-osinte-freebsd.ads, par-ch5.adb, a-chtgbo.ads, a-cofove.adb: - No space after closing parenthesis except where required for - layout. - * sem_res.adb: Minor reformatting. - -2016-04-18 Arnaud Charlet <charlet@adacore.com> - - * exp_ch4.adb (Expand_N_Case_Expression): Convert into a case - statement when relevant. - -2016-04-18 Bob Duff <duff@adacore.com> - - * a-cuprqu.adb (Enqueue): Properly handle the - case where the new element has a unique priority. - -2016-04-18 Tristan Gingold <gingold@adacore.com> - - * adaint.h: Define stat structures and functions for iOS - simulator. - -2016-04-18 Arnaud Charlet <charlet@adacore.com> - - * sem_res.adb (Resolve_Entry_Call): reset - Is_Overloaded flag after resolving calls to overloaded protected - operations. - * exp_spark.adb (Expand_SPARK): call - Qualify_Entity_Names for tasking nodes, i.e. protected types, - task types and entries. - * exp_ch4.adb (Expand_N_If_Expression): Refine previous change - in case of an unconstrained type. - -2016-04-18 Yannick Moy <moy@adacore.com> - - * sem_eval.adb, sem_eval.ads (Check_Non_Static_Context): Add - comment to document usage of subprogram in GNATprove. - -2016-04-18 Ed Schonberg <schonberg@adacore.com> - - * sem_prag.adb (Analyze_Pragma, case Test_Case): Improve error - message for wrong placement of aspect Test_Case. - -2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> - - * einfo.ads: Update the documentation of attribute Renamed_Object. - * exp_spark.adb (Expand_Potential_Renaming): Reimplemented. - -2016-04-18 Gary Dismukes <dismukes@adacore.com> - - * exp_ch4.adb (Optimize_Length_Comparison): Return immediately - in the case of AAMP (same as for use of the -gnatd.P switch) to - suppress this optimization, which avoids creating a dependence - on the 64-bit arithmetic package. - -2016-04-18 Arnaud Charlet <charlet@adacore.com> - - * exp_ch4.adb: Update comment. - -2016-04-18 Eric Botcazou <ebotcazou@adacore.com> - - * exp_ch6.adb (Expand_Call): Make sure instantiations are - registered only once as pending here. - -2016-04-18 Arnaud Charlet <charlet@adacore.com> - - * exp_ch4.adb, gnat1drv.adb, opt.ads, sem_res.adb - (Minimize_Expression_With_Actions): New flag. - (Adjust_Global_Switches): Set Minimize_Expression_With_Actions - when generating C. - (Resolve_Short_Circuit): Redo previous change - using Minimize_Expression_With_Actions. - (Expand_N_If_Expression, - Expand_Short_Circuit_Operator): Restore old code to avoid - Expression_With_Actions when Minimize_Expression_With_Actions - is set. - -2016-04-18 Vincent Celier <celier@adacore.com> - - * s-os_lib.adb (Non_Blocking_Spawn, version with Stdout_File and - Stderr_File): Close local file descriptors when no longer needed. - -2016-04-18 Ed Schonberg <schonberg@adacore.com> - - * sem_ch5.adb (Analyze_Iterator_Specification): Remove SPARK - mode check that the type of the cursor in an iteration over - a formal container is not volatile. The proper check on the - element type is done elsewhere. - -2016-04-18 Ed Schonberg <schonberg@adacore.com> - - * sem_ch6.adb (Process_Formals): Do not set a delay freeze on - a subprogram that returns a class-wide type, if the subprogram - is a compilation unit, because otherwise gigi will treat the - subprogram as external, leading to link errors. - -2016-04-18 Arnaud Charlet <charlet@adacore.com> - - * sem_res.adb (Resolve_Short_Circuit): Do not use - expression-with-actions when generating C. - -2016-04-18 Yannick Moy <moy@adacore.com> - - * sem_util.adb (Apply_Compile_Time_Constraint_Error): Do not generate - raise node in GNATprove mode. - -2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> - - * s-fileio.adb: Minor reformatting. - * sem_prag.adb (Analyze_Input_Item): Add local - variable Input_OK. Do not consider mappings of generic formal - parameters to actuals. - -2016-04-18 Ed Schonberg <schonberg@adacore.com> - - * sem_ch5.adb (Get_Cursor_Type): If iterator type is a derived - type, the cursor is declared in the scope of the parent type. - (Analyze_Parameter_Specification): A qualified expression with an - iterator type indicates an iteration over a container (explicit - or implicit). - -2016-04-18 Arnaud Charlet <charlet@adacore.com> - - * osint-c.ads, osint-c.adb (Delete_C_File, Delete_H_File): New. - * gnat1drv.adb (Gnat1drv): Delete old C files before regenerating them. - * debug.adb: Reserve -gnatd.4 to force generation of C files. - -2016-04-18 Yannick Moy <moy@adacore.com> - - * sem_eval.adb (Eval_Arithmetic_Op): Do not issue error on static - division by zero, instead possibly issue a warning. - * sem_res.adb (Resolve_Arithmetic_Op): Do not issue error on - static division by zero, instead add check flag on original - expression. - * sem_util.adb, sem_util.ads (Compile_Time_Constraint_Error): - Only issue error when both SPARK_Mode is On and Warn is False. - -2016-04-18 Yannick Moy <moy@adacore.com> - - * checks.adb (Apply_Scalar_Range_Check): Force - warning instead of error when SPARK_Mode is On, on index out of - bounds, and set check flag for GNATprove. - -2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_prag.adb (Check_In_Out_States.Check_Constituent_Usage): - Update the comment on usage. Reimplemented. - (Check_Input_States.Check_Constituent_Usage): Update the comment - on usage. A Proof_In constituent can now refine an Input state - as long as there is at least one Input constituent present. - -2016-04-18 Ed Schonberg <schonberg@adacore.com> - - * sem_ch6.adb (Check_Inline_Pragma): Use the Sloc of the - body id as the sloc of the entity in the generated subprogram - declaration, to avoid spurious conformance errors when style - checks are enabled. - -2016-04-18 Ed Schonberg <schonberg@adacore.com> - - * sem_ch4.adb (Analyze_Selected_Component, Has_Dereference): - Refine check on illegal calls to entities within a task body, - when the entity is declared in an object of the same type. In - a generic context there might be no explicit dereference but if - the prefix includes an access type the construct is legal. - -2016-04-18 Arnaud Charlet <charlet@adacore.com> - - * rtsfind.ads, rtsfind.adb (RE_Id, RE_Unit_Table): add - RE_Default_Priority. - -2016-04-18 Bob Duff <duff@adacore.com> - - * sem_prag.adb (Check_Arg_Is_Local_Name): Don't do the check - if the pragma came from an aspect specification. - -2016-04-18 Gary Dismukes <dismukes@adacore.com> - - * gnat1drv.adb, contracts.adb: Minor reformatting and wording fixes. - -2016-04-18 Ed Schonberg <schonberg@adacore.com> - - * sem_ch6.adb (Analyze_Subprogram_Body_Helper): To suppress - superfluous conformance check on an inlined body with a previous - spec, use the fact that the generated declaration does not come - from source. We must treat the entity as coming from source to - enable some back-end inlining when pragma appears after the body. - -2016-04-18 Gary Dismukes <dismukes@adacore.com> - - * lib-xref-spark_specific.adb, par-ch2.adb, errout.ads, - exp_intr.adb: Minor reformatting and typo corrections. - -2016-04-18 Ed Schonberg <schonberg@adacore.com> - - * sem_ch6.adb: Code cleanup. - -2016-04-18 Thomas Quinot <quinot@adacore.com> - - * sem_ch13.adb: Minor reformatting and error message tweaking - (remove extraneous spaces). - -2016-04-18 Johannes Kanig <kanig@adacore.com> - - * gnat1drv.adb (Gnat1drv): Force loading of System unit for SPARK. - -2016-04-18 Bob Duff <duff@adacore.com> - - * s-fileio.adb (Fopen_Mode): If Mode = Out_File, and the file - exists, and it's a fifo, we use "w" as the open string instead of - "r+". This is necessary to make a write to the fifo block until - a reader is ready. - -2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_attr.adb (Denote_Same_Function): Account - for a special case where a primitive of a tagged type inherits - a class-wide postcondition from a parent type. - -2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> - - * par-ch2.adb (P_Expression_Or_Reserved_Word): New routine. - (P_Pragma): Signal Scan_Pragma_Argument_Association when the use - of reserved words is OK. - (Scan_Pragma_Argument_Association): - Add new formal Reserved_Words_OK and update the comment on - usage. Code cleanup. Parse an expression or a reserved word in - identifier form for pragmas Restriction_Warnings and Restrictions - No_Use_Of_Attribute. - * restrict.adb (Check_Restriction_No_Use_Of_Attribute): - Reimplemented. (Check_Restriction_No_Use_Of_Pragma): Code cleanup. - (Set_Restriction_No_Specification_Of_Aspect): Properly set the warning - flag for an aspect. - (Set_Restriction_No_Use_Of_Attribute): Properly set the warning - flag for an attribute. (Set_Restriction_No_Use_Of_Entity): - Update the parameter profile. - (Set_Restriction_No_Use_Of_Pragma): Properly set the warning flag for - a pragma. - * restrict.ads (Check_Restriction_No_Use_Of_Attribute): Update - the comment on usage. - (Set_Restriction_No_Use_Of_Entity): Update the parameter profile. - * sem_attr.adb (Analyze_Attribute): Check restriction - No_Use_Of_Attribute. - * sem_ch13.adb (Analyze_Attribute_Definition_Clause): Check - restriction No_Use_Of_Attribute before any rewritings have - taken place. - * sem_prag.adb (Analyze_Pragma): Check restriction - No_Use_Of_Pragma before any rewritings have taken place. - -2016-04-18 Bob Duff <duff@adacore.com> - - * sem_ch6.adb (Is_Inline_Pragma): The pragma - argument can be a selected component, which has no Chars field, - so we need to deal with that case (use the Selector_Name). - (Check_Inline_Pragma): We need to test Is_List_Member before - calling In_Same_List, because in case of a library unit, they're - not in lists, so In_Same_List fails an assertion. - -2016-04-18 Bob Duff <duff@adacore.com> - - * namet.ads, namet.adb: Add an Append that appends a - Bounded_String onto a Bounded_String. Probably a little more - efficient than "Append(X, +Y);". Also minor cleanup. - (Append_Decoded, Append_Decoded_With_Brackets, Append_Unqualified, - Append_Unqualified_Decoded): Make sure these work with non-empty - buffers. - * casing.ads, casing.adb (Set_Casing): Pass a Bounded_String - parameter, defaulting to Global_Name_Buffer. - * errout.ads, errout.adb (Adjust_Name_Case): Pass a - Bounded_String parameter, no default. - * exp_ch11.adb (Expand_N_Raise_Statement): Use local - Bounded_String instead of Global_Name_Buffer. - * exp_intr.ads, exp_intr.adb (Write_Entity_Name): Rename it - to Append_Entity_Name, and pass a Bounded_String parameter, - instead of using globals. - (Add_Source_Info): Pass a Bounded_String parameter, instead of - using globals. - (Expand_Source_Info): Use local instead of globals. - * stringt.ads, stringt.adb (Append): Add an Append procedure - for appending a String_Id onto a Bounded_String. - (String_To_Name_Buffer, Add_String_To_Name_Buffer): Rewrite in - terms of Append. - * sem_prag.adb (Set_Error_Msg_To_Profile_Name): Adjust for new - Adjust_Name_Case parameter. - * erroutc.adb, uname.adb: Don't pass D => Mixed_Case to - Set_Casing; that's the default. - * lib-xref-spark_specific.adb (Add_SPARK_Scope): Pretend that calls to - protected subprograms are entry calls; otherwise it is not possible to - distinguish them from regular subprogram calls. - -2016-04-18 Gary Dismukes <dismukes@adacore.com> - - * sem_ch13.adb (Has_Good_Profile): Improvement - of error message. Now indicates subtype_mark of formal parameter - rather than the formal's name, plus minor rewording. - -2016-04-18 Pascal Obry <obry@adacore.com> - - * adaint.c, adaint.h, s-os_lib.ads: Add new routine Current_Process_Id. - -2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> - - * stringt.adb, exp_ch6.adb, sem_ch13.adb: Minor reformatting. - -2016-04-18 Gary Dismukes <dismukes@adacore.com> - - * par-ch4.adb, sem_prag.adb: Minor reformatting. - -2016-04-18 Bob Duff <duff@adacore.com> - - * sinput.ads, sinput.adb (Build_Location_String): Take a - parameter instead of using a global variable. The function - version no longer destroys the Name_Buffer. - * stringt.ads, stringt.adb (String_From_Name_Buffer): Take a - parameter, which defaults to the Global_Name_Buffer, so some - calls can avoid the global. - * exp_ch11.adb, exp_intr.adb: Use new interfaces above - to avoid using globals. All but one call to Build_Location_String - avoids the global. Only one call to String_From_Name_Buffer - avoids it. - -2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> - - * namet.adb, namet.ads, exp_unst.adb: Minor reformatting. - -2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_eval.adb (Choice_Matches): Check the expression - against the predicate values when the choice denotes a - subtype with a static predicate. - (Eval_Membership_Op): Code cleanup. Remove the suspicious guard which - tests for predicates. - (Is_OK_Static_Subtype): A subtype with a dynamic predicate - is not static. (Is_Static_Subtype): A subtype with a dynamic - predicate is not static. - * sem_eval.ads (Is_OK_Static_Subtype): Update the comment on usage. - (Is_Static_Subtype): Update the comment on usage. - -2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_prag.adb (Analyze_Input_Item): Allow - generic formals to appear as initialization items. - -2016-04-18 Ed Schonberg <schonberg@adacore.com> - - * sem_ch13.adb (Analyze_Stream_TSS_Definition, - Has_Good_Profile): Additional error message to indicate that - the second parameter of the subprogram must be a first subtype. - -2016-04-18 Ed Schonberg <schonberg@adacore.com> - - * sem_ch6.adb (Analyze_Subprogram_Body_Helper, Is_Inline_Pragma): - Use the pragma lookahead that determines whether a subprogram - is to be inlined, when some level of backend optimization is - required. - * sem_ch12.ads, sem_ch12.adb (Add_Pending_Instantiation): Factorize - code used to create an instance body when needed for inlining. - * exp_ch6.adb (Expand_Call): When a call is to be inlined, and the - call appears within an instantiation that is not a compilation - unit, add a pending instantiation for the enclosing instance, - so the backend can inline in turn the calls contained in the - inlined body. - -2016-04-18 Ed Schonberg <schonberg@adacore.com> - - * sem_prag.adb (Build_Pragma_Check_Equivalent): The mapping - that relates operations of the parent type to the operations of - the derived type has three distinct sources: - a) explicit operations of the derived type carry an - Overridden_Operation that designates the operation in the - ancestor. - b) Implicit operations that are inherited by the derived type - carry an alias that may be an explicit subprogram (in which case - it may have an Overridden_ Operation indicator) or may also be - inherited and carry its own alias. - c) If the parent type is an interface, the operation of the - derived type does not override, but the interface operation - indicates the operation that implements it. - * sem_prag.adb: Minor reformatting. - * sem_prag.adb (Check_External_Property): Update - the comment on usage. Reimplement. - -2016-04-18 Ed Schonberg <schonberg@adacore.com> - - * exp_ch5.adb (Expand_Assignment_Statement): In restricted - profiles such as ZFP, ceiling priority is not available. - -2016-04-18 Bob Duff <duff@adacore.com> - - * namet-sp.ads: Minor typo fix, ironically in 'Spelling_Checker'. - -2016-04-18 Bob Duff <duff@adacore.com> - - * sem_elab.adb (Output_Calls): Use - Get_Name_String, to clearly indicate that the global Name_Buffer - is being used. The previous code used Is_Internal_Name, which - returns a Boolean, but also has a side effect of setting the - Name_Buffer. Then it called the other Is_Internal_Name, which uses - the Name_Buffer for its input. And then it called Error_Msg_N, - again using the Name_Buffer. We haven't eliminated the global - usage here, but we've made it a bit clearer. - This also allows us to have a side-effect-free version of - Is_Internal_Name. - * namet.ads, namet.adb: Provide a type Bounded_String, along with - routines that can be used without using global variables. Provide - Global_Name_Buffer so existing code can continue to use the - global. Mark the routines that use globals as obsolete. New code - shouldn't call the obsolete ones, and we should clean up existing - code from time to time. - Name_Find_Str is renamed as Name_Find. - * namet.h: Changed as necessary to interface to the new version - of Namet. - * bindgen.adb, exp_unst.adb: Name_Find_Str is renamed as - Name_Find. - -2016-04-18 Yannick Moy <moy@adacore.com> - - * sem_util.adb, sem_util.ads (Has_Full_Default_Initialization): used - outside of GNATprove, hence it should not be removed. - -2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_prag.adb (Analyze_Refinement_Clause): - The refinement of an external abstract state can now mention - non-external constituents. - (Check_External_Property): Update all SPARK RM references. - -2016-04-18 Bob Duff <duff@adacore.com> - - * exp_intr.adb: Remove some duplicated code. - -2016-04-18 Yannick Moy <moy@adacore.com> - - * a-nudira.adb, a-nudira.ads, a-nuflra.adb, a-nuflra.ads: Mark - package spec and body out of SPARK. - -2016-04-18 Johannes Kanig <kanig@adacore.com> - - * spark_xrefs.ads: Minor comment update. - -2016-04-18 Johannes Kanig <kanig@adacore.com> - - * gnat1drv.adb (Gnat1drv): Force loading of System - unit for SPARK. - -2016-04-18 Bob Duff <duff@adacore.com> - - * a-cuprqu.adb: Correction to previous change. If a new node - is inserted at the front of the queue (because it is higher - priority than the previous front node), we need to update - Header.Next_Unequal -- not just in the case where the queue was - previously empty. - -2016-04-18 Bob Duff <duff@adacore.com> - - * a-cuprqu.ads: Change the representation of List_Type from a - singly-linked list to a doubly-linked list. In addition, add a - pointer Next_Unequal, which points past a possibly-long chain - of equal-priority items. This increases efficiency, especially - in the case of many equal-priority items. - * a-cuprqu.adb (Dequeue, Enqueue): Rewrite algorithms to take - advantage of new data structure. - (Finalize): Rewrite in terms of Dequeue, for simplicity. - -2016-04-18 Yannick Moy <moy@adacore.com> - - * contracts.adb (Analyze_Object_Contract, - Analyze_Protected_Contract): Remove tests performed in GNATprove. - * sem_util.adb, sem_util.ads (Has_Full_Default_Initialization): - Remove query for tests performed in GNATprove. - -2016-04-18 Ed Schonberg <schonberg@adacore.com> - - * sem_aggr.adb (Resolve_Record_Aggregate): If - Warn_On_Redundant_Constructs is enabled, report a redundant box - association that does not cover any components, as it done for - redundant others associations in case statements. - -2016-04-18 Ed Schonberg <schonberg@adacore.com> - - * sem_prag.adb (Collect_Inherited_Class_Wide_Conditions): - Analyze the generated Check pragma for an inherited condition so - that it does not freeze the dispatching type of the primitive - operation, because it is pre-analyzed at the point of the - subprogram declaration (and not in the subprogram body, as is - done during regular expansion). - -2016-04-18 Vincent Celier <celier@adacore.com> - - * ali.ads: Increase the range of all _Id types to 100 millions. - -2016-04-18 Gary Dismukes <dismukes@adacore.com> - - * sem_warn.adb (Check_References): Change warning to suggest - using pragma Export rather than saying "volatile has no effect". - -2016-04-18 Bob Duff <duff@adacore.com> - - * g-souinf.ads (Compilation_ISO_Date): New function to return - the current date in ISO form. - * exp_intr.adb (Expand_Source_Info, Add_Source_Info): Expand - a call to Compilation_ISO_Date into a string literal containing - the current date in ISO form. - * exp_intr.ads (Add_Source_Info): Improve documentation. - * sem_intr.adb (Check_Intrinsic_Subprogram): Recognize - Compilation_ISO_Date. - * snames.ads-tmpl (Name_Compilation_ISO_Date): New Name_Id. - -2016-04-18 Eric Botcazou <ebotcazou@adacore.com> - - * layout.adb (Set_Elem_Alignment): Extend setting of alignment - to subtypes that are not first subtypes. - -2016-04-18 Ed Schonberg <schonberg@adacore.com> - - * sem_prag.ads (Collect_Inherited_Class_Wide_Conditions): - Simplify interface. - * sem_prag.adb (Collect_Inherited_Class_Wide_Conditions): Insert - generated pragmas after subprogram declaration, rather than in - the corresponding subprogram body. - * sem_ch6.adb (New_Overloaded_Entity): In GNATProve - mode, if the operation is overridding, call - Collect_Inherited_Class_Wide_Conditions to generate the - corresponding pragmas immediately after the corresponding - subprogram declaration. - -2016-04-18 Arnaud Charlet <charlet@adacore.com> - - * spark_xrefs.ads (Xref_Index, Scope_Index, File_Index): restrict - type to natural numbers. - (Stype): document code characters for concurrent entities. - -2016-04-18 Olivier Hainque <hainque@adacore.com> - - * targparm.ads: Update the Frontend_Exceptions default internal - value. - (Frontend_Exceptions_On_Target): Change default value to True. - -2016-04-18 Ed Schonberg <schonberg@adacore.com> - - * sem_ch4.adb (Analyze_Selected_Component): Refine error - detection when a selected component in the body of a synchronized - type is a reference to an object of the same type declared - elsewhere. The construct is legal if the prefix of the selected - component includes an explicit dereference at any point. - -2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch3.adb (Analyze_Object_Declaration): Do not consider - internally generated expressions when trying to determine whether - a formal parameter of a tagged type subject to Extensions_Visible - False is used to initialize an object. - * sem_ch4.adb (Analyze_Type_Conversion): Do not consider - internally generated expressions when trying to determine whether - a formal parameter of a tagged type subject to Extensions_Visible - False is used in a type conversion. - -2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_res.adb (Is_Protected_Operation_Call): - Add guards to account for a non-decorated selected component. - -2016-04-18 Yannick Moy <moy@adacore.com> - - * sem_ch6.adb (Analyze_Subprogram_Body_Helper): Improve - implementation of Body_Has_SPARK_Mode_On. - * sem_prag.adb, sem_prag.ads (Get_SPARK_Mode_From_Annotation): - New function replacing previous Get_SPARK_Mode_From_Pragma, that - deals also with aspects. - (Get_SPARK_Mode_Type): Make function internal again. - * inline.adb, sem_ch7.adb, sem_util.adb: Use new - Get_SPARK_Mode_From_Annotation. - -2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> - - * contracts.adb (Analyze_Object_Contract): Update references to - SPARK RM. - * freeze.adb (Freeze_Entity): Update references to SPARK RM. - * ghost.adb Add with and use clauses for Sem_Disp. - (Check_Ghost_Derivation): Removed. - (Check_Ghost_Overriding): - Reimplemented. (Check_Ghost_Policy): Update references to SPARK RM. - (Check_Ghost_Primitive): New routine. - (Check_Ghost_Refinement): New routine. (Is_OK_Ghost_Context): - Update references to SPARK RM. (Is_OK_Pragma): Update references - to SPARK RM. Predicates are now a valid context for references - to Ghost entities. - * ghost.ads (Check_Ghost_Derivation): Removed. - (Check_Ghost_Overriding): Update the comment on usage. - (Check_Ghost_Primitive): New routine. - (Check_Ghost_Refinement): New routine. - (Remove_Ignored_Ghost_Code): Update references to SPARK RM. - * sem_ch3.adb (Process_Full_View): Remove the now obsolete check - related to Ghost derivations - * sem_ch6.adb (Check_Conformance): Remove now obsolete check - related to the convention-like behavior of pragma Ghost. - (Check_For_Primitive_Subprogram): Verify that the Ghost policy - of a tagged type and its primitive agree. - * sem_prag.adb (Analyze_Pragma): Update references to SPARK - RM. Move the verification of pragma Assertion_Policy Ghost - to the proper place. Remove the now obsolete check related - to Ghost derivations. - (Collect_Constituent): Add a call to Check_Ghost_Refinement. - * sem_res.adb (Resolve_Actuals): Update references to SPARK RM. - -2016-04-18 Eric Botcazou <ebotcazou@adacore.com> - - * layout.adb: Fix more minor typos in comments. - -2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> - - * a-calend.ads, sem_prag.adb, sem_ch6.adb: Minor reformatting. - -2016-04-18 Ed Schonberg <schonberg@adacore.com> - - * sem_ch6.adb (Analyze_Subprogram_Body_Helper): In GNATprove - mode, collect inherited class-wide conditions to generate the - corresponding pragmas. - * sem_prag.ads (Build_Pragma_Check_Equivalent): Moved from contracts - * contracts.adb (Collect_Inherited_Class_Wide_Conditions): New - procedure for overriding subprograms, used to generate the pragmas - corresponding to an inherited class- wide pre- or postcondition. - * sem_prag.adb (Build_Pragma_Check_Equivalent): moved here - from contracts.adb (Replace_Condition_Entities): Subsidiary - Build_Pragma_Check_Equivalent, to implement the proper semantics - of inherited class-wide conditions, as given in AI12-0113. - (Process_Class_Wide_Condition): Removed. - (Collect_Inherited_Class_Wide_Conditions): Iterate over pragmas - in contract of subprogram, to collect inherited class-wide - conditions. - (Build_Pragma_Check_Equivalent): Moved to sem_prag.adb - -2016-04-18 Yannick Moy <moy@adacore.com> - - * a-calend.adb (Ada.Calendar): Mark package body as SPARK_Mode Off. - * a-calend.ads (Ada.Calendar): Mark package spec as - SPARK_Mode and add synchronous external abstract state Clock_Time. - -2016-04-18 Yannick Moy <moy@adacore.com> - - * sem_res.adb (Resolve_Call): Prevent inlining of - calls inside expression functions. Factor previous code issuing - errors to call Cannot_Inline instead, which does appropriate - processing of message for GNATprove. - -2016-04-18 Arnaud Charlet <charlet@adacore.com> - - * einfo.ads, sem_ch3.adb, sem_ch8.adb, osint-l.adb, rtsfind.adb, - osint-b.adb: Cleanups. - -2016-04-18 Yannick Moy <moy@adacore.com> - - * sem_ch6.adb (Analyze_Subprogram_Body_Helper): Only create - body to inline in GNATprove mode when SPARK_Mode On applies to - subprogram body. - * sem_prag.adb, sem_prag.ads (Get_SPARK_Mode_Type): Make function - public. - -2016-04-18 Eric Botcazou <ebotcazou@adacore.com> - - * layout.adb: Fix minor typo in comment. - * inline.adb: Fix minor pasto. - * sem_ch12.ads: Fix minor typos in comments. - -2016-04-18 Ed Schonberg <schonberg@adacore.com> - - * sem_disp.adb (Check_Dispatching_Call): Major rewriting to - handle some complex cases of tag indeterminate calls that are - actuals in other dispatching calls that are themselves tag - indeterminate. - (Check_Dispatching_Context): Add parameter to support recursive - check for an enclosing construct that may provide a tag for a - tag-indeterminate call. - -2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_prag.adb (Analyze_Depends_In_Decl_Part): - Add global variables Task_Input_Seen and Task_Output_Seen. - (Analyze_Global_Item): Detect an illegal use of the current - instance of a single protected/task type in a global annotation. - (Analyze_Input_Output): Inputs and output related to the current - instance of a task unit are now tracked. - (Check_Usage): Require - the presence of the current instance of a task unit only when - one input/output is available. (Current_Task_Instance_Seen): - New routine. - (Is_CCT_Instance): New parameter profile. Update - the comment on usage. The routine now properly recognizes several - cases related to single protected/task types. - -2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> - - * freeze.adb (Freeze_Entity): Use New_Freeze_Node - to create a brand new freeze node. This handles a case where an - ignored Ghost context is freezing something which is not ignored - Ghost and whose freeze node should not be removed from the tree. - (New_Freeze_Node): New routine. - -2016-04-18 Jerome Lambourg <lambourg@adacore.com> - - * sigtramp.h (__gnat_set_is_vxsim) New function to - tell sigtramp-vxworks to handle vxsim signal contexts. * - sigtramp-vxworks.c (__gnat_sigtramp) Take into account the - differences in the sigcontext structure between the expected - regular x86 or x86_64 ones and the ones received in case of - exexution on the vxworks simulator. - * init.c: also compute is_vxsim in case of x86_64-vx7 target. Provide - this information to sigtramp-vxworks.c. Remove the old mechanism for - vxsim. - * init-vxsim.c, sigtramp-vxworks-vxsim.c: remove, now obsolete. - -2016-04-18 Eric Botcazou <ebotcazou@adacore.com> - - * exp_ch3.adb (Inline_Init_Proc): New function returning - whether the initialization procedure of a type should be - inlined. Return again True for controlled type themselves. - (Build_Array_Init_Proc): Call it to set Set_Is_Inlined on Init_Proc. - (Build_Record_Init_Proc): Likewise. - -2016-04-18 Arnaud Charlet <charlet@adacore.com> - - * gnatvsn.ads (Library_Version): Bump to 7. - -2016-04-18 Ed Schonberg <schonberg@adacore.com> - - * sem_ch6.adb (Analyze_Expression_Function): Set Inlined flag - on the entity of a subprogram declaration that is completed by - an expression function. - -2016-04-18 Ed Schonberg <schonberg@adacore.com> - - * sem_util.adb (Is_Current_Instance): A entity given by a subtype - declaration can appear in an aspect specification for a dynamic - predicate, and a pragma for aspect Predicate_Failure. - * exp_util.adb (Replace_Subtype_References): Replace current - occurrences of the subtype to which a dynamic predicate applies, - byt the expression that triggers a predicate check. Needed to - implement new aspect Predicate_Failure. - -2016-04-18 Arnaud Charlet <charlet@adacore.com> - - * a-intsig.ads, a-intsig.adb: Removed, no longer used. - * Makefile.rtl: update accordingly. - -2016-04-18 Eric Botcazou <ebotcazou@adacore.com> - - * sem_type.adb (Disambiguate): Call Covers only when necessary - for standard operators. - -2016-04-18 Eric Botcazou <ebotcazou@adacore.com> - - * atree.ads (Num_Extension_Nodes): Add couple of figures - to comment. - * atree.adb: Add GNAT.Heap_Sort_G dependency. - (Print_Statistics): New exported procedure to print statistics. - -2016-04-18 Eric Botcazou <ebotcazou@adacore.com> - - * exp_ch3.adb (Build_Record_Init_Proc): Do not mark the procedure - as to be inlined if the type needs finalization. - -2016-04-18 Jerome Lambourg <lambourg@adacore.com> - - * sigtramp-vxworks-target.inc: sigtramp-vxworks: force the stack - alignment for x86_64. - * init.c: Better fix for guard page reset on x86_64-vx7. - Do not try to retrieve the page that actually raised - the signal as the probing mechanism used on x86_64 do not allow - such retrieval. We thus just test if the guard page is active, - and re-activate it if not. - -2016-04-18 Arnaud Charlet <charlet@adacore.com> - - * a-sytaco.adb (Suspension_Object): Aspect Default_Initial_Condition - added. - -2016-04-18 Jerome Lambourg <lambourg@adacore.com> - - * affinity.c: Use the proper type for task id. - * init.c (__gnat_inum_to_ivec): ivec is a pointer. - -2016-04-18 Arnaud Charlet <charlet@adacore.com> - - * sem_prag.adb (Process_Convention): Relax rule on exporting - Intrinsic types if Relaxed_RM_Semantics is True. - -2016-04-18 Vincent Celier <celier@adacore.com> - - * sem_ch3.adb, lib.ads, sinfo.ads, sem_ch10.adb, einfo.adb, einfo.ads, - checks.ads, sem_ch12.adb, sem.adb, sem_util.adb, sem_util.ads, - sem_res.adb, sem_attr.adb, par.adb, exp_ch4.adb, errout.ads, - sem_ch4.adb, atree.adb, atree.ads, sem_warn.adb, treepr.adb, - exp_ch3.ads, exp_unst.adb: Change "descendent" to - "descendant" in comments, error messages and identifiers. - * gcc-interface/decl.c: Ditto. - -2016-04-18 Eric Botcazou <ebotcazou@adacore.com> - - * sem_type.adb (Operator_Matches_Spec): Call First_Formal on - New_S only once at the beginning of the function. - -2016-04-02 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/decl.c (components_to_record): Restrict the previous - change to fields with variable size. - -2016-03-27 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/decl.c (components_to_record): Add special case for - single field with representation clause at offset 0. - -2016-03-16 Svante Signell <svante.signell@gmail.com> - - * gcc-interface/Makefile.in: Add support for x86 GNU/Hurd. - * s-osinte-gnu.ads: New file. - -2016-03-13 Eric Botcazou <ebotcazou@adacore.com> - - * system-vxworks-m68k.ads (Stack_Check_Probes): Set to True. - (Stack_Check_Limits): Set to False. - * system-vxworks-mips.ads (Stack_Check_Probes): Set to True. - (Stack_Check_Limits): Set to False. - * system-vxworks-ppc.ads (Stack_Check_Probes): Set to True. - (Stack_Check_Limits): Set to False. - * system-vxworks-sparcv9.ads (Stack_Check_Probes): Set to True. - (Stack_Check_Limits): Set to False. - * system-vxworks-x86.ads (Stack_Check_Probes): Set to True. - (Stack_Check_Limits): Set to False. - -2016-03-07 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/trans.c (statement_node_p): New predicate. - (gnat_to_gnu): Invoke it to detect statement nodes. In ASIS mode, do - not return dummy results for expressions attached to packed array - implementation types. - -2016-03-07 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Variable>: Always mark - the expression of a renaming manually in case #3. - -2016-03-02 Dominik Vogt <vogt@linux.vnet.ibm.com> - - * system-linux-s390.ads: Enable Stack_Check_Probes. - * system-linux-s390.ads: Likewise. - -2016-02-29 Martin Liska <mliska@suse.cz> - - * gcc-interface/utils.c (set_reverse_storage_order_on_pad_type): - Replace ENABLE_CHECKING macro with flag_checking. - -2016-02-29 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Access_Type>: Retrofit - handling of unconstrained array types as designated types into common - processing. Also handle array types as incomplete designated types. - -2016-02-29 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/decl.c (gnat_to_gnu_entity) <Concurrent types>: In - ASIS mode, fully lay out the minimal record type. - -2016-02-29 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/trans.c (finalize_nrv_r): Remove obsolete code. - (build_return_expr): Likewise. - (Call_to_gnu): If this is a function call and there is no target, - create a temporary for the return value for all aggregate types, - but never create it for a return statement. Push a binding level - around the call in more cases. Remove obsolete code. - -2016-02-29 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/ada-tree.h (DECL_RETURN_VALUE_P): New macro. - * gcc-interface/gigi.h (gigi): Remove useless attribute. - (gnat_gimplify_expr): Likewise. - (gnat_to_gnu_external): Declare. - * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Constant>: Factor out - code dealing with the expression of external constants into... - Invoke gnat_to_gnu_external instead. - <E_Variable>: Invoke gnat_to_gnu_external to translate renamed objects - when not for a definition. Deal with COMPOUND_EXPR and variables with - DECL_RETURN_VALUE_P set for renamings and with the case of a dangling - 'reference to a function call in a renaming. Remove obsolete test and - adjust associated comment. - * gcc-interface/trans.c (Call_to_gnu): Set DECL_RETURN_VALUE_P on the - temporaries created to hold the return value, if any. - (gnat_to_gnu_external): ...this. New function. - * gcc-interface/utils.c (create_var_decl): Detect a constant created - to hold 'reference to function call. - * gcc-interface/utils2.c (build_unary_op) <ADDR_EXPR>: Add folding - for COMPOUND_EXPR in the DECL_RETURN_VALUE_P case. - -2016-02-17 Eric Botcazou <ebotcazou@adacore.com> - - * exp_ch4.adb (Expand_N_Indexed_Component): Activate synchronization if - the prefix denotes an entity which Has_Atomic_Components. - * gcc-interface/trans.c (node_is_atomic): Return true if the prefix - denotes an entity which Has_Atomic_Components. - -2016-02-17 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/utils2.c (gnat_protect_expr): Make a SAVE_EXPR only - for fat pointer or scalar types. - -2016-02-16 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/gigi.h (maybe_debug_type): New inline function. - * gcc-interface/misc.c (gnat_get_array_descr_info): Use it. - Call maybe_character_value on the array bounds. Get to the base type - of the index type and call maybe_debug_type on it. - * gcc-interface/utils.c (finish_character_type): Add special treatment - for char_type_node. - -2016-02-16 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/misc.c (gnat_enum_underlying_base_type): New function. - (LANG_HOOKS_ENUM_UNDERLYING_BASE_TYPE): Define to above. - -2016-02-12 Jakub Jelinek <jakub@redhat.com> - - * prj-tree.ads: Spelling fixes - behaviour -> behavior and - neighbour -> neighbor. - * prep.adb: Likewise. - * prj.ads: Likewise. - * prepcomp.adb: Likewise. - * g-socket.ads: Likewise. - * s-imgrea.adb: Likewise. - * a-calend.adb: Likewise. - * exp_disp.adb: Likewise. - * doc/gnat_ugn/gnat_utility_programs.rst: Likewise. - * g-socket.adb: Likewise. - * sem_ch12.adb: Likewise. - * terminals.c: Likewise. - -2016-02-08 Bernd Schmidt <bschmidt@redhat.com> - - * gcc-interface/misc.c (gnat_init): Remove second argument in call to - build_common_tree_nodes. - -2016-02-08 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/utils.c (create_var_decl): Set again DECL_COMMON and - DECL_IGNORED_P last. - -2016-01-28 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/gigi.h (enum attr_type): Rename into... - (enum attrib_type): ...this. - (struct attrib): Adjust. - * gcc-interface/decl.c (prepend_one_attribute): Likewise. - -2016-01-20 Eric Botcazou <ebotcazou@adacore.com> - - * exp_ch2.adb (Expand_Current_Value): Make an appropriate character - literal if the entity is of a character type. - * gcc-interface/lang.opt (fsigned-char): New option. - * gcc-interface/misc.c (gnat_handle_option): Accept it. - (gnat_init): Adjust comment. - * gcc-interface/gigi.h (finish_character_type): New prototype. - (maybe_character_type): New inline function. - (maybe_character_value): Likewise. - * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Enumeration_Type>: For - a character of CHAR_TYPE_SIZE, make a signed type if flag_signed_char. - Set TYPE_ARTIFICIAL early and call finish_character_type on the type. - <E_Enumeration_Subtype>: For a subtype of character with RM_Size and - Esize equal to CHAR_TYPE_SIZE, make a signed type if flag_signed_char. - Copy TYPE_STRING_FLAG from type to subtype. - <E_Array_Type>: Deal with character index types. - <E_Array_Subtype>: Likewise. - * gcc-interface/trans.c (gigi): Replace unsigned_char_type_node with - char_type_node throughout. - (build_raise_check): Likewise. - (get_type_length): Deal with character types. - (Attribute_to_gnu) <Attr_Pos>: Likewise. Remove obsolete range check - code. Minor tweak. - <Attr_Pred>: Likewise. - (Loop_Statement_to_gnu): Likewise. - (Raise_Error_to_gnu): Likewise. - <N_Indexed_Component>: Deal with character index types. Remove - obsolete code. - <N_Slice>: Likewise. - <N_Type_Conversion>: Deal with character types. Minor tweak. - <N_Unchecked_Type_Conversion>: Likewise. - <N_In>: Likewise. - <N_Op_Eq>: Likewise. - (emit_index_check): Delete. - * gcc-interface/utils.c (finish_character_type): New function. - (gnat_signed_or_unsigned_type_for): Deal with built-in character types. - * gcc-interface/utils2.c (expand_sloc): Replace unsigned_char_type_node - with char_type_node. - (build_call_raise): Likewise. - (build_call_raise_column): Likewise. - (build_call_raise_range): Likewise. - -2016-01-18 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/gigi.h (build_call_raise_column): Adjust prototype. - (build_call_raise_range): Likewise. - (gnat_unsigned_type): Delete. - (gnat_signed_type): Likewise. - (gnat_signed_or_unsigned_type_for): New prototype. - (gnat_unsigned_type_for): New inline function. - (gnat_signed_type_for): Likewise. - * gcc-interface/cuintp.c (build_cst_from_int): Call build_int_cst. - * gcc-interface/decl.c (gnat_to_gnu_entity): Likewise. - (gnat_to_gnu_entity) <E_Array_Type>: Always translate the index types - and compute their base type from that. - <E_Array_Subtype>: Remove duplicate declaration. - * gcc-interface/misc.c (get_array_bit_stride): Call build_int_cst. - * gcc-interface/trans.c (get_type_length): Likewise. - (Attribute_to_gnu): Likewise. - (Loop_Statement_to_gnu): Likewise. - (Call_to_gnu): Likewise. - (gnat_to_gnu): Call build_real, build_int_cst, gnat_unsigned_type_for - and gnat_signed_type_for. Minor tweaks. - (build_binary_op_trapv): Likewise. - (emit_check): Likewise. - (convert_with_check): Likewise. - (Raise_Error_to_gnu): Adjust calls to the build_call_raise family of - functions. Minor tweaks. - (Case_Statement_to_gnu): Remove dead code. - (gnat_to_gnu): Call gnat_unsigned_type_for and gnat_signed_type_for. - (init_code_table): Minor reordering. - * gcc-interface/utils.c (gnat_unsigned_type): Delete. - (gnat_signed_type): Likewise. - (gnat_signed_or_unsigned_type_for): New function. - (unchecked_convert): Use directly the size in the test for precision - vs size adjustments. - (install_builtin_elementary_types): Call gnat_signed_type_for. - * gcc-interface/utils2.c (nonbinary_modular_operation): Call - build_int_cst. - (build_goto_raise): New function taken from... - (build_call_raise): ...here. Call it. - (build_call_raise_column): Add KIND parameter and call it. - (build_call_raise_range): Likewise. - -2016-01-18 Eric Botcazou <ebotcazou@adacore.com> - - * gcc-interface/ada-tree.h (TYPE_IMPLEMENTS_PACKED_ARRAY_P): Rename to - (TYPE_IMPL_PACKED_ARRAY_P): ...this. - (TYPE_CAN_HAVE_DEBUG_TYPE_P): Do not test TYPE_DEBUG_TYPE. - * gcc-interface/decl.c (gnat_to_gnu_entity): Simplify NULL_TREE tests - and tweak gnat_encodings tests throughout. - (initial_value_needs_conversion): Likewise. - (intrin_arglists_compatible_p): Likewise. - * gcc-interface/misc.c (gnat_print_type): Likewise. - (gnat_get_debug_type): Likewise. - (gnat_get_fixed_point_type_info): Likewise. - (gnat_get_array_descr_info): Likewise. - (get_array_bit_stride): Likewise. - (gnat_get_type_bias): Fix formatting. - (enumerate_modes): Likewise. - * gcc-interface/trans.c (gnat_to_gnu): Likewise. - (add_decl_expr): Simplify NULL_TREE test. - (end_stmt_group): Likewise. - (build_binary_op_trapv): Fix formatting. - (get_exception_label): Use switch statement. - (init_code_table): Move around. - * gcc-interface/utils.c (global_bindings_p): Simplify NULL_TREE test. - (gnat_poplevel): Likewise. - (gnat_set_type_context): Likewise. - (defer_or_set_type_context): Fix formatting. - (gnat_pushdecl): Simplify NULL_TREE test. - (maybe_pad_type): Likewise. - (add_parallel_type): Likewise. - (create_range_type): Likewise. - (process_deferred_decl_context): Likewise. - (convert): Likewise. - (def_builtin_1): Likewise. - * gcc-interface/utils2.c (find_common_type): Likewise. - (build_binary_op): Likewise. - (gnat_rewrite_reference): Likewise. - (get_inner_constant_reference): Likewise. - -2016-01-18 Eric Botcazou <ebotcazou@adacore.com> - - PR ada/69219 - * gcc-interface/trans.c (check_inlining_for_nested_subprog): Consider - the parent function instead of the current function in order to issue - the warning or the error. Add guard for ignored functions. - -2016-01-17 Jakub Jelinek <jakub@redhat.com> - - * adaint.c (__gnat_killprocesstree): Avoid -Wparentheses warning. - -2016-01-15 Jakub Jelinek <jakub@redhat.com> - - * adaint.c (__gnat_locate_exec_on_path): Use const char * instead - of char * for path_val to avoid warnings. - -2016-01-06 Pierre-Marie de Rodat <derodat@adacore.com> - - * gcc-interface/utils.c: Bump copyright year. - (rest_of_record_type_compilation): Add XVE/XVU parallel types to - the current lexical scope. - -2016-01-04 Jakub Jelinek <jakub@redhat.com> +2017-01-01 Jakub Jelinek <jakub@redhat.com> * gnat_ugn.texi: Bump @copying's copyright year. * gnat_rm.texi: Likewise. - -2016-01-02 Eric Botcazou <ebotcazou@adacore.com> - - * gnatvsn.ads: Bump copyright year. - -Copyright (C) 2016 Free Software Foundation, Inc. +Copyright (C) 2017 Free Software Foundation, Inc. Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright diff --git a/gcc/ada/ChangeLog-2016 b/gcc/ada/ChangeLog-2016 new file mode 100644 index 00000000000..0acae5761a0 --- /dev/null +++ b/gcc/ada/ChangeLog-2016 @@ -0,0 +1,5918 @@ +2016-12-07 Pierre-Marie de Rodat <derodat@adacore.com> + + * gcc-interface/decl.c (gnat_to_gnu_entity): When they are global, + consider ___XR GNAT encodings variables for renamings as static so + they have a location in the debug info. + +2016-12-07 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Variable>: Translate + System.Address into ptr_type_node for every foreign convention. + (gnat_to_gnu_subprog_type): Likewise for result and parameter types. + (gnat_to_gnu_param): Do not do it here for GCC builtins. + (intrin_return_compatible_p): Likewise. + +2016-12-07 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Enumeration_Subtype>: + Also call finish_character_type on Character subtypes. + * gcc-interface/utils.c (finish_character_type): Deal with subtypes. + +2016-12-05 Mikael Pettersson <mikpe@it.uu.se> + + PR ada/48835 + * gcc-interface/Makefile.in: Add support for m68k-linux. + * system-linux-m68k.ads: New file. + +2016-12-05 Eric Botcazou <ebotcazou@adacore.com> + + * system-darwin-ppc.ads (Support_Atomic_Primitives): Set to True only + if the word size is 64. + +2016-11-30 Gary Dismukes <dismukes@adacore.com> + + * sem_prag.adb, sem_ch6.adb: Minor reformatting and typo fixes. + * g-sechas.adb: Minor reformatting. + * lib-xref.ads: minor grammar fix in comment. + * lib-xref-spark_specific.adb + (Is_SPARK_Reference): do not ignore references to concurrent + objects. + * sinfo.ads: Fix of unbalanced parens in comment + +2016-11-30 Ed Schonberg <schonberg@adacore.com> + + * lib-xref.adb (Get_Type_Reference): If the entity is a function + returning a classwide type, the type reference is obtained right + away and does not need further unwinding. + +2016-11-30 Javier Miranda <miranda@adacore.com> + + * sem_ch8.adb (Find_Renamed_Entity): For non-overloaded subprogram + actuals of generic units check that the spec of the renaming + and renamed entities match. + +2016-11-30 Tristan Gingold <gingold@adacore.com> + + * raise-gcc.c: For CERT runtimes: do not use gcc includes, simplify + the handling. + * sem_attr.adb (Analyze_Attribute): Check No_Dynamic_Priorities + restriction for Priority Attribute. + +2016-11-27 Eric Botcazou <ebotcazou@adacore.com> + + PR ada/78524 + * gcc-interface/utils.c (max_size) <tcc_reference>: Add missing + conversion to original type in the PLACEHOLDER_EXPR case. + +2016-11-27 Eric Botcazou <ebotcazou@adacore.com> + + PR ada/78531 + * namet.h (Max_Line_Length): Define. + (struct Bounded_String): Declare Chars with exact size. + (namet__get_decoded_name_string): Delete. + (Get_Decoded_Name_String): Likewise. + (casing__set_all_upper_case): Likewise. + +2016-11-22 Uros Bizjak <ubizjak@gmail.com> + + * gcc-interface/Make-lang.in (check-acats): Fix detection + of -j argument. + +2016-11-18 Richard Sandiford <richard.sandiford@arm.com> + Alan Hayward <alan.hayward@arm.com> + David Sherwood <david.sherwood@arm.com> + + * gcc-interface/utils.c (create_label_decl): Use SET_DECL_MODE. + +2016-11-14 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/Makefile.in: Replace s-interr-hwint.adb with + s-interr-vxworks.adb throughout. + +2016-11-13 Bob Duff <duff@adacore.com> + + * gcc-interface/decl.c (gnat_to_gnu_entity): In assertion about known + Esize, protect with !is_type and change !Unknown_Esize to Known_Esize. + +2016-11-13 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Signed_Integer_Subtype>: + Look at the underlying type for the signedness of the type. + +2016-11-13 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/decl.c (annotate_value) <INTEGER_CST>: Deal specially + with negative constants. + +2016-11-13 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/utils2.c (gnat_protect_expr): Also protect only the + address if the expression is the component of a dereference. + Do not use a reference type for the final temporary reference. + +2016-11-13 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/Makefile.in (NO_OMIT_ADAFLAGS): Define. + (a-except.o): Replace -fno-inline with NO_INLINE_ADAFLAGS. + (s-memory.o): New rule. + (tracebak.o): Replace -fno-omit-frame-pointer with NO_OMIT_ADAFLAGS. + +2016-11-07 Tamar Christina <tamar.christina@arm.com> + + * adaint.c: Added signal.h for Windows. + +2016-10-31 Jakub Jelinek <jakub@redhat.com> + + * gcc-interface/misc.c (gnat_get_array_descr_info): Clear rank field. + +2016-10-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> + + * gcc-interface/Make-lang.in (lang_checks_parallelized): New target. + (check_gnat_parallelize): Likewise. + +2016-10-20 Nicolas Roche <roche@adacore.com> + + * gcc-interface/Makefile (x86-64/Darwin): Restore missing pairs. + (x86/Darwin): Likewise. + +2016-10-19 Eric Botcazou <ebotcazou@adacore.com> + + * system-linux-armel.ads: Rename into... + * system-linux-arm.ads: ...this + * gcc-interface/Makefile.in (ARM/Android): Adjust to above renaming. + (ARM/Linux): Likewise. + (Aarch64/Linux): Likewise. + +2016-10-18 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/Makefile.in (EXTRA_GNATRTL_NONTASKING_OBJS): Define. + (EXTRA_GNATRTL_TASKING_OBJS): Likewise. + (ARM/Android): Add atomic support. + (SPARC/Solaris): Simplify. + (x86/Solaris): Likewise. + (x86/Linux): Likewise. + (x86-64/kFreeBDS): Adjust and use system-freebsd-x86.ads + (x86/FreeBSD): Add s-mudido-affinity.adb. + (x86-64/FreeBSD): Likewise and use system-freebsd-x86.ads. + (s390/Linux): Simplify. + (PowerPC/AIX): Likewise. + (Cygwin/Mingw): Likewise. + (MIPSel/Linux): Likewise. + (ARM/Linux): Add atomic support. + (Aarch64/Linux): Use system-linux-armel.ads. + (SPARC/Linux): Simplify. + (IA-64/Linux): Minor tweak. + (IA-64/HP-UX): Likewise. + (Alpha/Linux): Likewise. + (x86-64/Linux): Use system-linux-x86.ads. + (x86/Darwin): Simplify. + (PowerPC/Darwin): Likewise. + (ARM/Darwin): Use system-darwin-arm.ads. + (ADA_EXCLUDE_SRCS): Minor reformatting. + * system-aix.ads (Word_Size): Change to Standard'Word_Size. + (Memory_Size): Change to 2 ** Word_Size. + (Support_Atomic_Primitives): Set to True. + * system-aix64.ads: Delete. + * system-darwin-arm.ads: New. + * system-darwin-ppc.ads (Word_Size): Change to Standard'Word_Size. + (Memory_Size): Change to 2 ** Word_Size. + (Support_Atomic_Primitives): Set to True. + * system-darwin-ppc64.ads: New. + * system-darwin-x86.ads (Word_Size): Change to Standard'Word_Size. + (Memory_Size): Change to 2 ** Word_Size. + * system-darwin-x86_64.ads: Delete. + * system-freebsd-x86.ads (Word_Size): Change to Standard'Word_Size. + (Memory_Size): Change to 2 ** Word_Size. + * system-freebsd-x86_64.ads: Delete. + * system-linux-alpha.ads (Support_Atomic_Primitives): Set to True. + * system-linux-armeb.ads (Word_Size): Change to Standard'Word_Size. + (Memory_Size): Change to 2 ** Word_Size. + (Support_Atomic_Primitives): Set to True. + * system-linux-armel.ads (Word_Size): Change to Standard'Word_Size. + (Memory_Size): Change to 2 ** Word_Size. + (Support_Atomic_Primitives): Set to True. + * system-linux-mips.ads: (Word_Size): Change to Standard'Word_Size. + (Memory_Size): Change to 2 ** Word_Size. + * system-linux-mipsel.ads (Word_Size): Change to Standard'Word_Size. + (Memory_Size): Change to 2 ** Word_Size. + * system-linux-s390.ads (Word_Size): Change to Standard'Word_Size. + (Memory_Size): Change to 2 ** Word_Size. + (Stack_Check_Probes): Set to True. + * system-linux-s390x.ads: Delete. + * system-linux-sparc.ads (Word_Size): Change to Standard'Word_Size. + (Memory_Size): Change to 2 ** Word_Size. + * system-linux-sparcv9.ads: Delete. + * system-linux-x86.ads (Word_Size): Change to Standard'Word_Size. + (Memory_Size): Change to 2 ** Word_Size. + * system-linux-x86_64.ads: Delete. + * system-mingw-x86_64.ads: Delete. + * system-mingw.ads (Word_Size): Change to Standard'Word_Size. + (Memory_Size): Change to 2 ** Word_Size. + * system-solaris-sparc.ads (Word_Size): Change to Standard'Word_Size. + (Memory_Size): Change to 2 ** Word_Size. + (Support_Atomic_Primitives): Set to True. + * system-solaris-sparcv9.ads: Delete. + * system-solaris-x86.ads (Word_Size): Change to Standard'Word_Size. + (Memory_Size): Change to 2 ** Word_Size. + * system-solaris-x86_64.ads: Delete. + +2016-10-17 Eric Botcazou <ebotcazou@adacore.com> + + * system-darwin-ppc64.ads (Support_64_Bit_Divides): Delete. + * system-linux-armeb.ads (Support_64_Bit_Divides): Likewise. + * system-linux-mips.ads (Support_64_Bit_Divides): Likewise. + * system-linux-mips64el.ads (Support_64_Bit_Divides): Likewise. + * system-linux-mipsel.ads (Support_64_Bit_Divides): Likewise. + * system-linux-sparcv9.ads (Support_64_Bit_Divides): Likewise. + * system-rtems.ads (Support_64_Bit_Divides): Likewise. + +2016-10-16 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/misc.c (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS):Define. + * gcc-interface/trans.c (Attribute_to_gnu) <Attr_Access>: Deal with + a zero TARGET_CUSTOM_FUNCTION_DESCRIPTORS specially for Code_Address. + Otherwise, if TARGET_CUSTOM_FUNCTION_DESCRIPTORS is positive, set + FUNC_ADDR_BY_DESCRIPTOR for 'Access/'Unrestricted_Access of nested + subprograms if the type can use an internal representation. + (call_to_gnu): Likewise, but set CALL_EXPR_BY_DESCRIPTOR on indirect + calls if the type can use an internal representation. + +2016-10-16 Eric Botcazou <ebotcazou@adacore.com> + + * system-aix.ads (Always_Compatible_Rep): Change to False. + * system-aix64.ads (Always_Compatible_Rep): Likewise. + * system-hpux-ia64.ads (Always_Compatible_Rep): Likewise. + * system-hpux.ads (Always_Compatible_Rep): Likewise. + * system-linux-alpha.ads (Always_Compatible_Rep): Likewise. + * system-linux-hppa.ads (Always_Compatible_Rep): Likewise. + * system-linux-ia64.ads (Always_Compatible_Rep): Likewise. + * system-linux-mips.ads (Always_Compatible_Rep): Likewise. + * system-linux-mips64el.ads (Always_Compatible_Rep): Likewise. + * system-linux-mipsel.ads (Always_Compatible_Rep): Likewise. + * system-linux-s390.ads (Always_Compatible_Rep): Likewise. + * system-linux-s390x.ads (Always_Compatible_Rep): Likewise. + * system-linux-sh4.ads (Always_Compatible_Rep): Likewise. + * system-linux-sparc.ads (Always_Compatible_Rep): Likewise. + * system-linux-sparcv9.ads (Always_Compatible_Rep): Likewise. + * system-rtems.ads (Always_Compatible_Rep): Likewise. + +2016-10-14 Eric Botcazou <ebotcazou@adacore.com> + + PR ada/77968 + * gcc-interface/utils.c (create_var_decl): Do not clear TREE_READONLY + in LTO mode for an external variable. + (can_materialize_object_renaming_p): Move up. + +2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * gcc-interface/utils2.c: Include memmodel.h. + +2016-10-13 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_ch6.adb (Analyze_Expression_Function): + Remove the aspects of the original expression function has been + rewritten into a subprogram declaration or a body. Reinsert the + aspects once they have been analyzed. + +2016-10-13 Tristan Gingold <gingold@adacore.com> + + * exp_ch9.adb (Expand_N_Asynchronous_Select): Return immediately + on restricted profile. + +2016-10-13 Javier Miranda <miranda@adacore.com> + + * sem_prag.adb (Process_Compile_Time_Warning_Or_Error): Register the + pragma for its validation after the backend has been called only if + its expression has some occurrence of attributes 'size or 'alignment + * table.ads (Release_Threshold): New formal. + (Release): Adding documentation of its new functionality. + * table.adb (Release): Extend its functionality with a + Release_Threshold. + * nlists.adb (Next_Node table): Set its Release_Threshold. + * atree.adb (Orig_Nodes table): Set its Release_Threshold. + * atree.ads (Nodes table): Set its Release_Threshold. + (Flags table): Set its Release_Threshold. + * alloc.ads (Nodes_Release_Threshold): New constant declaration. + (Orig_Nodes_Release_Threshold): New constant declaration. + * debug.adb (switch d.9): Left free. + * gnat1drv.adb (Post_Compilation_Validation_Checks): Enable + validation of pragmas Compile_Time_Error and Compile_Time_Warning. + +2016-10-13 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_ch6.adb (Create_Extra_Formals): Generate + an Itype reference for the object extra formal in case the + subprogram is called within the same or nested scope. + +2016-10-13 Claire Dross <dross@adacore.com> + + * sem_ch5.adb (Analyze_Iterator_Specification): + Also create a renaming in GNATprove mode. + +2016-10-13 Ed Schonberg <schonberg@adacore.com> + + * freeze.adb (Freeze_Fixed_Point_Type): in SPARK mode, the + given bounds of the type must be strictly representable, and the + range reduction by one delta ("shaving") allowed by the Ada RM, + is not applicable in SPARK. + +2016-10-13 Javier Miranda <miranda@adacore.com> + + * debug.adb (switch d.9): Used to temporarily disable the support + needed for this enhancement since it causes regressions with + large sources. + * gnat1drv.adb (Post_Compilation_Validation_Checks): Temporarily + leave the validation of pragmas Compile_Time_Warning and + Compile_Time_Error under control of -gnatd.9/ + +2016-10-13 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_ch10.adb (Entity_Needs_Body): A generic + subprogram renaming needs a body if the renamed unit is declared + outside the current compilation unit. + +2016-10-13 Hristian Kirtchev <kirtchev@adacore.com> + + * sinfo.ads, sem_ch12.adb, sem.adb, expander.adb, sem_res.ads, + sem_ch4.adb, sem_ch8.adb, s-memory.adb: Minor reformatting. + +2016-10-13 Vincent Celier <celier@adacore.com> + + * gnatcmd.adb: Delete all temporary files when invoked as gnat + list -V -P ... + +2016-10-13 Ed Falis <falis@adacore.com> + + * i-vxinco.adb, i-vxinco.ads: New files. + * impunit.adb: add i-vxinco.ads. + * s-interr-vxworks.adb: add hook for user interrupt connection routine. + +2016-10-13 Ed Falis <falis@adacore.com> + + * s-interr-hwint.adb, s-interr-vxworks.adb: Rename s-interr-hwint.adb + to s-interr-vxworks.adb. + +2016-10-13 Gary Dismukes <dismukes@adacore.com> + + * exp_ch7.adb, einfo.ads, sem_prag.adb, sem_prag.ads, sem.ads, + sem_attr.adb, sem_case.adb, sem_ch13.ads: Minor typo fixes and + reformatting. + +2016-10-13 Javier Miranda <miranda@adacore.com> + + * sem_prag.ads (Process_Compile_Time_Warning_Or_Error): New + overloaded subprogram that factorizes code executed as part + of the regular processing of these pragmas and as part of its + validation after invoking the backend. + * sem_prag.adb (Process_Compile_Time_Warning_Or_Error): New + subprogram. + (Process_Compile_Time_Warning_Or_Error): If the + condition is known at compile time then invoke the new overloaded + subprogram; otherwise register the pragma in a table to validate + it after invoking the backend. + * sem.ads, sem.adb (Unlock): New subprogram. + * sem_attr.adb (Analyze_Attribute [Size]): If we are processing + pragmas Compile_Time_Warning and Compile_Time_Errors after the + backend has been called then evaluate this attribute if 'Size + is known at compile time. + * gnat1drv.adb (Post_Compilation_Validation_Checks): Validate + compile time warnings and errors. + * sem_ch13.ads, sem_ch13.adb (Validate_Compile_Time_Warning_Error): + New subprogram. + (Validate_Compile_Time_Warning_Errors): New subprogram. + +2016-10-13 Yannick Moy <moy@adacore.com> + + * sem_prag.adb (Analyze_Refined_Depends_In_Decl_Part): Adapt to + optional refinement for abstract states with only partial refinement + visible. + +2016-10-13 Justin Squirek <squirek@adacore.com> + + * sem_ch13.adb: Minor correction in comment in + Analyze_Aspect_Specifications + * sem_prag.adb: Minor reformatting. + +2016-10-13 Thomas Quinot <quinot@adacore.com> + + * s-stratt-xdr.adb: Disable compiler unit warnings. + +2016-10-13 Ed Schonberg <schonberg@adacore.com> + + * sem_ch3.adb (Visible_Component): In an instance body, check + whether the component may be hidden in a selected component by + a homonym that is a primitive operation of the type of the prefix. + +2016-10-13 Jakub Jelinek <jakub@redhat.com> + + PR target/77957 + * gcc-interface/misc.c (LANG_HOOKS_GETDECLS): Use hook_tree_void_null + instead of lhd_return_null_tree_v. + +2016-10-12 Yannick Moy <moy@adacore.com> + + * einfo.adb, einfo.ads (Partial_Refinement_Constituents): Take + into account constituents that are themselves abstract states + with full or partial refinement visible. + * sem_prag.adb (Find_Encapsulating_State): Move function + to library-level, to share between subprograms. + (Analyze_Refined_Global_In_Decl_Part): Use + Find_Encapsulating_State to get relevant encapsulating state. + +2016-10-12 Arnaud Charlet <charlet@adacore.com> + + * gnat1drv.adb: Fix minor typo. + +2016-10-12 Yannick Moy <moy@adacore.com> + + * sem_prag.adb (Analyze_Refined_Depends_In_Decl_Part): Adapt checking + for optional refinement of abstract state with partial + visible refinement. + (Analyze_Refined_Global_In_Decl_Part): Adapt checking for optional + refinement of abstract state with partial visible refinement. Implement + new rules in SPARK RM 7.2.4 related to optional refinement. + Also fix the missing detection of missing items. + +2016-10-12 Hristian Kirtchev <kirtchev@adacore.com> + + * einfo.adb Add new usage for Elist29 and Node35. + (Anonymous_Designated_Type): New routine. + (Anonymous_Master): Removed. + (Anonymous_Masters): New routine. + (Set_Anonymous_Designated_Type): New routine. + (Set_Anonymous_Master): Removed. + (Set_Anonymous_Masters): New routine. + (Write_Field29_Name): Add output for Anonymous_Masters. + (Write_Field35_Name): Remove the output for Anonymous_Master. Add + output for Anonymous_Designated_Type. + * einfo.ads Remove attribute Anonymous_Master along with + usage in entities. Add attributes Anonymous_Designated_Type + and Anonymous_Masters along with usage in entities. + (Anonymous_Designated_Type): New routine along with pragma Inline. + (Anonymous_Master): Removed along with pragma Inline. + (Anonymous_Masters): New routine along with pragma Inline. + (Set_Anonymous_Designated_Type): New routine along with pragma Inline. + (Set_Anonymous_Master): Removed along with pragma Inline. + (Set_Anonymous_Masters): New routine along with pragma Inline. + * exp_ch7.adb (Build_Anonymous_Master): Reuse an anonymous master + defined in the same unit if it services the same designated + type, otherwise create a new one. + (Create_Anonymous_Master): Reimplemented. + (Current_Anonymous_Master): New routine. + (In_Subtree): Removed. + +2016-10-12 Ed Schonberg <schonberg@adacore.com> + + * sem_prag.adb (Analyze_Pragma, case Dynamic_Predicate): + Check properly whether there is an explicit assertion policy + for predicate checking, even in the presence of a general Ignore + assertion policy. + +2016-10-12 Steve Baird <baird@adacore.com> + + * sem.adb (Walk_Library_Items): Cope with ignored ghost units. + +2016-10-12 Ed Schonberg <schonberg@adacore.com> + + * lib-writ.adb (Write_ALI): Removal of unused file entries from + dependency list must be performed before the list is sorted, + so that the dependency number of other files is properly set-up + for use in tools that relate entity information to the unit in + which they are declared. + +2016-10-12 Hristian Kirtchev <kirtchev@adacore.com> + + * exp_aggr.adb (Initialize_Ctrl_Array_Component): + Create a copy of the initialization expression to avoid sharing + it between multiple components. + +2016-10-12 Yannick Moy <moy@adacore.com> + + * einfo.adb, einfo.ads (Has_Partial_Visible_Refinement): New flag + in abtract states. + (Has_Non_Null_Visible_Refinement): Return true for patial refinement. + (Partial_Refinement_Constituents): New function returns the full or + partial refinement constituents depending on scope. + * sem_ch3.adb (Analyze_Declarations): Remove partial visible + refinements when exiting the scope of a package spec or body + and those partial refinements are not in scope afterwards. + * sem_ch7.adb, sem_ch7.ads (Install_Partial_Declarations): Mark + abstract states of parent units with partial refinement so that + it is visible. + * sem_prag.adb (Analyze_Part_Of_In_Decl_Part): Mark enclosing + abstract state if any as having partial refinement in that scope. + (Analyze_Refined_Global_In_Decl_Part): Check constituent usage + based on full or partial refinement depending on scope. + +2016-10-12 Ed Schonberg <schonberg@adacore.com> + + * exp_ch4.adb (Expand_N_Type_Conversion): If the target type + has an invariant aspect, insert invariant call at the proper + place in the code rather than rewriting the expression as an + expression with actions, to prevent spurious semantic errors on + the rewritten conversion when it is the object in a renaming. + +2016-10-12 Hristian Kirtchev <kirtchev@adacore.com> + + * exp_ch5.adb, sem_ch3.adb, exp_ch9.adb, a-tags.adb, sem_prag.adb, + sem_ch12.adb, xref_lib.adb, a-strunb-shared.adb, rtsfind.adb, + freeze.adb, sem_attr.adb, sem_case.adb, exp_ch4.adb, ghost.adb, + exp_ch6.adb, sem_ch4.adb, restrict.adb, s-os_lib.adb: Minor + reformatting. + +2016-10-12 Justin Squirek <squirek@adacore.com> + + * sem_ch10.adb (Remove_Limited_With_Clause): Add a check to + detect accidental visibility. + +2016-10-12 Ed Schonberg <schonberg@adacore.com> + + * exp_ch4.adb (Expand_Allocator): If the expression is a qualified + expression, add a predicate check after the constraint check. + * sem_res.adb (Resolve_Qualified_Expression): If context is an + allocator, do not apply predicate check, as it will be done when + allocator is expanded. + +2016-10-12 Bob Duff <duff@adacore.com> + + * xref_lib.adb: Use renamings-of-slices to ensure + that all references to Tables are properly bounds checked (when + checks are turned on). + * g-dyntab.ads, g-dyntab.adb: Default-initialize the array + components, so we don't get uninitialized pointers in case + of Tables containing access types. Misc cleanup of the code + and comments. + +2016-10-12 Ed Schonberg <schonberg@adacore.com> + + * sem_attr.adb (Analyze_Attribute, case 'Type_Key): Implement + functionality of attribute, to provide a reasonably unique key + for a given type and detect any changes in the semantics of the + type or any of its subcomponents from version to version. + +2016-10-12 Bob Duff <duff@adacore.com> + + * sem_case.adb (Check_Choice_Set): Separate + checking for duplicates out into a separate pass from checking + full coverage, because the check for duplicates does not depend + on predicates. Therefore, we shouldn't do it separately for the + predicate vs. no-predicate case; we should share code. The code + for the predicate case was wrong. + +2016-10-12 Jerome Lambourg <lambourg@adacore.com> + + * init.c: Make sure to call finit on x86_64-vx7 to reinitialize + the FPU unit. + +2016-10-12 Arnaud Charlet <charlet@adacore.com> + + * lib-load.adb (Load_Unit): Generate an error message even when + Error_Node is null. + +2016-10-12 Ed Schonberg <schonberg@adacore.com> + + * lib-writ.adb (Write_ALI): Disable optimization related to transitive + limited_with clauses for now. + +2016-10-12 Javier Miranda <miranda@adacore.com> + + * sem_attr.adb (Analyze_Attribute_Old_Result): Generating C + code handle 'old located in inlined _postconditions procedures. + (Analyze_Attribute [Attribute_Result]): Handle 'result when + rewriting the attribute as a reference to the formal parameter + _Result of inlined _postconditions procedures. + +2016-10-12 Tristan Gingold <gingold@adacore.com> + + * s-rident.ads (Profile_Info): Remove + Max_Protected_Entries restriction from GNAT_Extended_Ravenscar + * sem_ch9.adb (Analyze_Protected_Type_Declaration): + Not a controlled type on restricted runtimes. + +2016-10-12 Gary Dismukes <dismukes@adacore.com> + + * sem_ch3.adb (Derive_Subprogram): Add test + for Is_Controlled of Parent_Type when determining whether an + inherited subprogram with one of the special names Initialize, + Adjust, or Finalize should be derived with its normal name even + when inherited as a private operation (which would normally + result in the inherited operation having a special "hidden" name). + +2016-10-12 Ed Schonberg <schonberg@adacore.com> + + * sem_res.adb (Resolve_Call): If a function call returns a + limited view of a type replace it with the non-limited view, + which must be available when compiling call. This was already + done elsewhere for non-overloaded calls, but needs to be done + after resolution if function name is overloaded. + +2016-10-12 Javier Miranda <miranda@adacore.com> + + * a-tags.adb (IW_Membership [private]): new overloaded + subprogram that factorizes the code needed to check if a + given type implements an interface type. + (IW_Membership + [public]): invoke the new internal IW_Membership function. + (Is_Descendant_At_Same_Level): Fix this routine to implement RM + 3.9 (12.3/3) + +2016-10-12 Tristan Gingold <gingold@adacore.com> + + * exp_ch9.adb (Expand_N_Delay_Relative_Statement): Add support + for a secondary procedure in case of missing Ada.Calendar.Delays + * rtsfind.ads (RTU_Id): Add System_Relative_Delays. + (RE_Id): Add RO_RD_Delay_For. + * rtsfind.adb (Output_Entity_Name): Handle correctly units RO_XX. + * s-rident.ads: Remove No_Relative_Delays + restriction for GNAT_Extended_Ravenscar. + +2016-10-12 Ed Schonberg <schonberg@adacore.com> + + * sem_elab.adb (Within_Initial_Condition): When deternining + the context of the expression, use the original node if it is + a pragma, because Check pragmas are rewritten as conditionals + when assertions are not enabled. + +2016-10-12 Bob Duff <duff@adacore.com> + + * spitbol_table.ads, spitbol_table.adb (Adjust, Finalize): Add + "overriding". + +2016-10-12 Bob Duff <duff@adacore.com> + + * a-strunb-shared.ads, a-strunb-shared.adb (Finalize): + Make sure Finalize is idempotent. + (Unreference): Check for + Empty_Shared_String, in case the reference count of the empty + string wraps around. + Also add "not null" in various places that can't be null. + +2016-10-12 Jerome Lambourg <lambourg@adacore.com> + + * init.c: Fix sigtramp with the x86_64-vx7-vxsim target on + Windows host. + +2016-10-12 Vadim Godunko <godunko@adacore.com> + + * s-os_lib.ads (Is_Owner_Readable_File): Renamed from + Is_Readable_File. + (Is_Owner_Writable_File): Renamed from Is_Writable_File. + (Is_Readable_File): Renames Is_Read_Accessible_File. + (Is_Writable_File): Renames Is_Write_Accessible_File. + +2016-10-12 Ed Schonberg <schonberg@adacore.com> + + * sem_ch12.adb (Check_Formal_Package_Instance): Skip an internal + formal entity without a parent only if the corresponding actual + entity has a different kind. + * exp_ch9.adb (Build_Class_Wide_Master): If the master is + declared locally, insert the renaming declaration after the + master declaration, to prevent access before elaboration in gigi. + +2016-10-12 Ed Schonberg <schonberg@adacore.com> + + * contracts.adb (Analyze_Contracts): For a type declaration, analyze + an iterable aspect when present. + +2016-10-12 Ed Schonberg <schonberg@adacore.com> + + * sem_ch12.adb (Check_Formal_Package_Instance): Handle properly + an instance of a formal package with defaults, when defaulted + parameters include tagged private types and array types. + +2016-10-12 Eric Botcazou <ebotcazou@adacore.com> + + PR ada/64057. + * exp_ch5.adb (Is_Non_Local_Array): Return true for every array + that is not a component or slice of an entity in the current + scope. + +2016-10-12 Tristan Gingold <gingold@adacore.com> + + * restrict.ads, restrict.adb (Restricted_Profile): Adjust + comment, use Restricted_Tasking to compare restrictions. + * s-rident.ads (Profile_Name): Add Restricted_Tasking and + reorder literals. + (Profile_Info): Set restrictions for Restricted_Tasking. + +2016-10-12 Ed Schonberg <schonberg@adacore.com> + + * sem_ch3.adb (Analyze_Full_Type_Declaration): Set Ghost status + of type before elaborating inherited operations, so that the + Ghost status is set properly for them. + * ghost.adb (Check_Ghost_Overriding): A ghost subprogram can + override an abstract subprogram coming from an interface + operation. + +2016-10-11 Eric Botcazou <ebotcazou@adacore.com> + + * system-linux-armeb.ads (Backend_Overflow_Checks): Change to True. + * system-linux-mips.ads (Backend_Overflow_Checks): Likewise. + * system-linux-mips64el.ads (Backend_Overflow_Checks): Likewise. + * system-linux-mipsel.ads (Backend_Overflow_Checks): Likewise. + * system-linux-sparcv9.ads (Backend_Overflow_Checks): Likewise. + * system-rtems.ads (Backend_Overflow_Checks): Likewise. + +2016-10-11 Andris Pavenis <andris.pavenis@iki.fi> + + * adaint.c: Include process.h, signal.h, dir.h and utime.h for DJGPP. + ISALPHA: include <ctype.h> and define to isalpha for DJGPP when IN_RTS + is defined. + (DIR_SEPARATOR) define to '\\' for DJGPP. + (__gnat_get_file_names_case_sensitive): Return 0 for DJGPP unless + overriden in environment. + (__gnat_is_absolute_path): Support MS-DOS absolute paths for DJGPP. + (__gnat_portable_spawn): Use spewnvp for DJGPP. + (__gnat_portable_no_block_spawn): Use spawnvp for DJGPP. + (__gnat_portable_wait): Return 0 for DJGPP. + +2016-10-11 Andris Pavenis <andris.pavenis@iki.fi> + + * gcc-interface/Makefile.in (LIBGNAT_TARGET_PAIRS): Define for DJGPP. + (EH_MECHANISM): Define to -gcc for DJGPP. + * system-djgpp.ads: New file. + +2016-10-11 Andris Pavenis <andris.pavenis@iki.fi> + + * ctrl_c.c: Do not use macro SA_RESTART for DJGPP. + * gsocket.h: Do not support sockets for DJGPP. + * init.c (__gnat_install_handler): Implememt for DJGPP. + * sysdep.c: Include <io.h> for DJGPP. + (_setmode): Define to setmode for DJGPP. + (__gnat_set_mode): Add implementation for DJGPP. + (__gnat_localtime_tzoff): Use localtime_r for DJGPP. + * terminals.c: Add DJGPP to list of unsupported platforms. + * env.c (__gnat_clearenv): Use _gnat_unsetenv on all entries for DJGPP. + +2016-10-11 Pierre-Marie de Rodat <derodat@adacore.com> + + * exp_dbug.adb (Debug_Renaming_Declaration): Process underlying types. + Emit GNAT encodings for object renamings involving record components + whose normalized bit offset is not null. + * uintp.h (UI_No_Uint): Declare. + * gcc-interface/gigi.h (can_materialize_object_renaming_p): Likewise. + * gcc-interface/utils.c (can_materialize_object_renaming_p): New + function. + * gcc-interface/trans.c (gnat_to_gnu) <N_Object_Renaming_Declaration>: + In code generation mode, materialize all renamings as long as they need + debug info and we are not optimizing. + +2016-10-11 Pierre-Marie de Rodat <derodat@adacore.com> + + * gcc-interface/utils2.c (build_binary_op): Add a NO_FOLD argument. + Disable folding when it is true. + * gcc-interface/gigi.h (choices_to_gnu): Remove declaration. + (build_binary_op): Update signature and comment. + * gcc-interface/decl.c (choices_to_gnu): Make static. Disable + folding in calls to build_binary_op. + +2016-10-11 Tristan Gingold <gingold@adacore.com> + + * fe.h (Constant_Value): Declare. + * gcc-interface/decl.c (compile_time_known_address_p): Also consider + references to constants. + +2016-10-11 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/trans.c (gnat_to_gnu) <N_Op_Add>: Adjust comment. + <N_Op_Minus>: Add comment and missing guard. + * gcc-interface/trans.c (build_binary_op_trapv): Use an explicit test. + +2016-10-11 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/utils.c (type_unsigned_for_rm): New predicate. + (make_type_from_size): Use it. + (unchecked_convert): Likewise. Do not skip the extension step if the + source type is not integral. + +2016-10-11 Eric Botcazou <ebotcazou@adacore.com> + Tristan Gingold <gingold@adacore.com> + + * system-linux-ppc64.ads: Delete. + * system-linux-ppc.ads: Make 32-bit/64-bit neutral. + * gcc-interface/Makefile.in (PowerPC/Linux): Simplify. + +2016-10-10 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/decl.c (gnat_to_gnu_entity): Put volatile qualifier + on types at the very end of the processing. + (gnat_to_gnu_param): Remove redundant test. + (change_qualified_type): Do nothing for unconstrained array types. + +2016-10-10 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/utils2.c (find_common_type): Do not return the LHS type + if it's an array with non-constant lower bound and the RHS type is an + array with a constant one. + +2016-10-10 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/utils.c (convert): For a biased input type, convert the + bias itself to the base type before adding it. + +2016-10-08 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/utils.c (convert) <VECTOR_CST>: Add missing break. + + Revert + 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> + + * gcc-interface/decl.c: Fix fall through comment formatting. + * gcc-interface/misc.c: Likewise. + * gcc-interface/trans.c: Likewise. + * gcc-interface/utils.c: Likewise. + * gcc-interface/utils2.c: Likewise. + +2016-09-29 James Greenhalgh <james.greenhalgh@arm.com> + + * gcc-interface/misc.c (gnat_post_options): Remove special case for + TARGET_FLT_EVAL_METHOD_NON_DEFAULT with -fexcess-precision=standard. + +2016-09-27 Jakub Jelinek <jakub@redhat.com> + + * terminals.c (is_gui_app): Remove break after return. + +2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> + + * gcc-interface/decl.c: Fix fall through comment formatting. + * gcc-interface/misc.c: Likewise. + * gcc-interface/trans.c: Likewise. + * gcc-interface/utils.c: Likewise. + * gcc-interface/utils2.c: Likewise. + +2016-09-23 Jakub Jelinek <jakub@redhat.com> + + * gcc-interface/decl.c (gnat_to_gnu_entity): Use + CONSTRUCTOR_NELTS (...) instead of + vec_safe_length (CONSTRUCTOR_ELTS (...)). + +2016-07-14 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Access_Type>: Also use + the void pointer type if the designated type is incomplete and has no + full view in LTO mode. + <E_Access_Protected_Subprogram_Type>: Adjust comment. + <E_Incomplete_Type>: Likewise. + * gcc-interface/trans.c (Call_to_gnu): Do not convert to the type of + the actual if it is a dummy type. + +2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de> + + * gcc-interface/ada-tree.h (TYPE_ALIGN_OK): Define. + * gcc-interface/trans.c (Attribute_to_gnu): Adjust call to + get_inner_reference. + * gcc-interface/utils2.c (build_unary_op): Likewise. + +2016-07-11 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/trans.c (add_decl_expr): Minor tweak. + * gcc-interface/utils.c (create_var_decl): For an external variable, + also clear TREE_READONLY in LTO mode if the initializer is not a valid + constant and set DECL_READONLY_ONCE_ELAB instead. + +2016-07-11 Eric Botcazou <ebotcazou@adacore.com> + + PR ada/71817 + * adaint.c (__gnat_is_read_accessible_file): Add parentheses. + (__gnat_is_write_accessible_file): Likewise. + +2016-07-07 Ed Schonberg <schonberg@adacore.com> + + * exp_ch6.adb (Expand_Internal_Init_Call): Subsidiary procedure + to Expand_Protected_ Subprogram_Call, to handle properly a + call to a protected function that provides the initialization + expression for a private component of the same protected type. + * sem_ch9.adb (Analyze_Protected_Definition): Layout must be + applied to itypes generated for a private operation of a protected + type that has a formal of an anonymous access to subprogram, + because these itypes have no freeze nodes and are frozen in place. + * sem_ch4.adb (Analyze_Selected_Component): If prefix is a + protected type and it is not a current instance, do not examine + the first private component of the type. + +2016-07-07 Arnaud Charlet <charlet@adacore.com> + + * exp_imgv.adb, g-dynhta.adb, s-regexp.adb, s-fatgen.adb, s-poosiz.adb: + Minor removal of extra whitespace. + * einfo.ads: minor removal of repeated "as" in comment + +2016-07-07 Vadim Godunko <godunko@adacore.com> + + * adaint.c: Complete previous change. + +2016-07-07 Vadim Godunko <godunko@adacore.com> + + * adainit.h, adainit.c (__gnat_is_read_accessible_file): New + subprogram. + (__gnat_is_write_accessible_file): New subprogram. + * s-os_lib.ads, s-os_lib.adb (Is_Read_Accessible_File): New subprogram. + (Is_Write_Accessible_File): New subprogram. + +2016-07-07 Justin Squirek <squirek@adacore.com> + + * sem_ch12.adb (Install_Body): Minor refactoring in the order + of local functions. + (In_Same_Scope): Change loop condition to be more expressive. + +2016-07-07 Gary Dismukes <dismukes@adacore.com> + + * sem_ch3.adb, sem_prag.adb, sem_prag.ads, prj-ext.adb, freeze.adb, + sem_attr.adb: Minor reformatting, fix typos. + +2016-07-07 Justin Squirek <squirek@adacore.com> + + * sem_ch12.adb (In_Same_Scope): Created this function to check + a generic package definition against an instantiation for scope + dependancies. + (Install_Body): Add function In_Same_Scope and + amend conditional in charge of delaying the package instance. + (Is_In_Main_Unit): Add guard to check if parent is present in + assignment of Current_Unit. + +2016-07-07 Eric Botcazou <ebotcazou@adacore.com> + + * sem_ch6.adb (Analyze_Subprogram_Body_Helper): Remove redundant test, + adjust comments and formatting. + * sem_prag.adb (Inlining_Not_Possible): Do not test Front_End_Inlining + here but... + (Make_Inline): ...here before calling Inlining_Not_Possible instead. + (Set_Inline_Flags): Remove useless test. + (Analyze_Pragma) <Pragma_Inline>: Add comment about -gnatn switch. + +2016-07-07 Ed Schonberg <schonberg@adacore.com> + + * sem_prag.ads, sem_prag.adb (Build_Classwide_Expression): Include + overridden operation as parameter, in order to map formals of + the overridden and overring operation properly prior to rewriting + the inherited condition. + * freeze.adb (Check_Inherited_Cnonditions): Change call to + Build_Class_Wide_Expression accordingly. In Spark_Mode, add + call to analyze the contract of the parent operation, prior to + mapping formals between operations. + +2016-07-07 Arnaud Charlet <charlet@adacore.com> + + * adabkend.adb (Scan_Back_End_Switches): Ignore -o/-G switches + as done in back_end.adb. + (Scan_Compiler_Args): Remove special case for CodePeer/SPARK, no longer + needed, and prevents proper handling of multi-unit sources. + +2016-07-07 Thomas Quinot <quinot@adacore.com> + + * g-sechas.adb, g-sechas.ads (GNAT.Secure_Hashes.H): Add Hash_Stream + type with Write primitive calling Update on the underlying context + (and dummy Read primitive raising P_E). + +2016-07-07 Thomas Quinot <quinot@adacore.com> + + * sem_ch13.adb: Minor reformatting. + +2016-07-07 Thomas Quinot <quinot@adacore.com> + + * g-socket.ads: Document performance consideration for stream + wrapper. + +2016-07-07 Arnaud Charlet <charlet@adacore.com> + + * osint-c.ads (Set_File_Name): Clarify spec. + +2016-07-07 Eric Botcazou <ebotcazou@adacore.com> + + * freeze.adb: Reenable code. + +2016-07-07 Yannick Moy <moy@adacore.com> + + * sem_ch6.adb (Process_Formals): Set ghost flag + on formal entities of ghost subprograms. + * ghost.adb (Check_Ghost_Context.Is_OK_Ghost_Context): Accept ghost + entities in use type clauses. + +2016-07-06 Javier Miranda <miranda@adacore.com> + + * sem_ch6.adb (Check_Inline_Pragma): if the subprogram has no spec + then move its aspects to the internally built subprogram spec. + +2016-07-06 Yannick Moy <moy@adacore.com> + + * sem_ch6.adb (Analyze_Expression_Function): Mark body of + expression function as ghost if needed when created. + * sem_prag.adb (Analyze_Pragma.Process_Inline.Set_Inline_Flags): + Remove special case. + +2016-07-06 Arnaud Charlet <charlet@adacore.com> + + * lib.adb (Check_Same_Extended_Unit): Complete previous change. + * sem_intr.adb (Errint): New parameter Relaxed. Refine previous + change to only disable errors selectively. + * sem_util.adb: minor style fix in object declaration + +2016-07-06 Yannick Moy <moy@adacore.com> + + * sem_warn.adb (Check_Infinite_Loop_Warning.Find_Var): Special case a + call to a volatile function, so that it does not lead to a warning in + that case. + +2016-07-06 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_ch12.adb, sem_ch4.adb, sem_ch6.adb: Minor reformatting. + +2016-07-06 Hristian Kirtchev <kirtchev@adacore.com> + + * gnat1drv.adb: Code clean up. Do not emit any + code generation errors when the unit is ignored Ghost. + +2016-07-06 Ed Schonberg <schonberg@adacore.com> + + * sem_eval.adb (Check_Non_Static_Context): If the expression + is a real literal of a floating point type that is part of a + larger expression and is not a static expression, transform it + into a machine number now so that the rest of the computation, + even if other components are static, is not evaluated with + extra precision. + +2016-07-06 Javier Miranda <miranda@adacore.com> + + * sem_ch13.adb (Freeze_Entity_Checks): Undo previous patch and move the + needed functionality to Analyze_Freeze_Generic_Entity. + (Analyze_Freeze_Generic_Entity): If the entity is not already frozen + and has delayed aspects then analyze them. + +2016-07-06 Yannick Moy <moy@adacore.com> + + * sem_prag.adb (Analyze_Pragma.Process_Inline.Set_Inline_Flags): + Special case for unanalyzed body entity of ghost expression function. + +2016-07-06 Javier Miranda <miranda@adacore.com> + + * sem_ch7.adb (Analyze_Package_Specification): Insert its + freezing nodes after the last declaration. Needed to ensure + that global entities referenced in aspects of frozen types are + properly handled. + * freeze.adb (Freeze_Entity): Minor code reorganization to ensure + that freezing nodes of generic packages are handled. + * sem_ch13.adb (Freeze_Entity_Checks): Handle N_Freeze_Generic nodes. + * sem_ch12.adb (Save_References_In_Identifier): Handle selected + components which denote a named number that is constant folded + in the analyzed copy of the tree. + +2016-07-06 Hristian Kirtchev <kirtchev@adacore.com> + + * exp_aggr.adb Remove with and use clauses for Exp_Ch11 and Inline. + (Initialize_Array_Component): Protect the initialization + statements in an abort defer / undefer block when the associated + component is controlled. + (Initialize_Record_Component): Protect the initialization statements + in an abort defer / undefer block when the associated component is + controlled. + (Process_Transient_Component_Completion): Use Build_Abort_Undefer_Block + to create an abort defer / undefer block. + * exp_ch3.adb Remove with and use clauses for Exp_ch11 and Inline. + (Default_Initialize_Object): Use Build_Abort_Undefer_Block to + create an abort defer / undefer block. + * exp_ch5.adb (Expand_N_Assignment_Statement): Mark an abort + defer / undefer block as such. + * exp_ch9.adb (Find_Enclosing_Context): Do not consider an abort + defer / undefer block as a suitable context for an activation + chain or a master. + * exp_util.adb Add with and use clauses for Exp_Ch11. + (Build_Abort_Undefer_Block): New routine. + * exp_util.ads (Build_Abort_Undefer_Block): New routine. + * sinfo.adb (Is_Abort_Block): New routine. + (Set_Is_Abort_Block): New routine. + * sinfo.ads New attribute Is_Abort_Block along with occurrences + in nodes. + (Is_Abort_Block): New routine along with pragma Inline. + (Set_Is_Abort_Block): New routine along with pragma Inline. + +2016-07-06 Justin Squirek <squirek@adacore.com> + + * sem_ch4.adb (Analyze_One_Call): Add a conditional to handle + disambiguation. + +2016-07-06 Hristian Kirtchev <kirtchev@adacore.com> + + * einfo.adb Flag252 is now used as Is_Finalized_Transient. Flag295 + is now used as Is_Ignored_Transient. + (Is_Finalized_Transient): New routine. + (Is_Ignored_Transient): New routine. + (Is_Processed_Transient): Removed. + (Set_Is_Finalized_Transient): New routine. + (Set_Is_Ignored_Transient): New routine. + (Set_Is_Processed_Transient): Removed. + (Write_Entity_Flags): Output Flag252 and Flag295. + * einfo.ads: New attributes Is_Finalized_Transient + and Is_Ignored_Transient along with occurrences in + entities. Remove attribute Is_Processed_Transient. + (Is_Finalized_Transient): New routine along with pragma Inline. + (Is_Ignored_Transient): New routine along with pragma Inline. + (Is_Processed_Transient): Removed along with pragma Inline. + (Set_Is_Finalized_Transient): New routine along with pragma Inline. + (Set_Is_Ignored_Transient): New routine along with pragma Inline. + (Set_Is_Processed_Transient): Removed along with pragma Inline. + * exp_aggr.adb Add with and use clauses for Exp_Ch11 and Inline. + (Build_Record_Aggr_Code): Change the handling + of controlled record components. + (Ctrl_Init_Expression): Removed. + (Gen_Assign): Add new formal parameter In_Loop + along with comment on usage. Remove local variables Stmt and + Stmt_Expr. Change the handling of controlled array components. + (Gen_Loop): Update the call to Gen_Assign. + (Gen_While): Update the call to Gen_Assign. + (Initialize_Array_Component): New routine. + (Initialize_Ctrl_Array_Component): New routine. + (Initialize_Ctrl_Record_Component): New routine. + (Initialize_Record_Component): New routine. + (Process_Transient_Component): New routine. + (Process_Transient_Component_Completion): New routine. + * exp_ch4.adb (Process_Transient_In_Expression): New routine. + (Process_Transient_Object): Removed. Replace all existing calls + to this routine with calls to Process_Transient_In_Expression. + * exp_ch6.adb (Expand_Ctrl_Function_Call): Remove local constant + Is_Elem_Ref. Update the comment on ignoring transients. + * exp_ch7.adb (Process_Declarations): Do not process ignored + or finalized transient objects. + (Process_Transient_In_Scope): New routine. + (Process_Transients_In_Scope): New routine. + (Process_Transient_Objects): Removed. Replace all existing calls + to this routine with calls to Process_Transients_In_Scope. + * exp_util.adb (Build_Transient_Object_Statements): New routine. + (Is_Finalizable_Transient): Do not consider a transient object + which has been finalized. + (Requires_Cleanup_Actions): Do not consider ignored or finalized + transient objects. + * exp_util.ads (Build_Transient_Object_Statements): New routine. + * sem_aggr.adb: Major code clean up. + * sem_res.adb: Update documentation. + +2016-07-06 Ed Schonberg <schonberg@adacore.com> + + * sem_ch3.adb (Analyze_Subtype_Declaration): For generated + subtypes, such as actual subtypes of unconstrained formals, + inherit predicate functions, if any, from the parent type rather + than creating redundant new ones. + +2016-07-06 Hristian Kirtchev <kirtchev@adacore.com> + + * exp_attr.adb, sem_attr.adb, sem_ch13.adb: Minor reformatting. + +2016-07-06 Arnaud Charlet <charlet@adacore.com> + + * lib.adb (Check_Same_Extended_Unit): Prevent looping forever. + * gnatbind.adb: Disable some consistency checks in codepeer mode, + which are not needed. + +2016-07-06 Ed Schonberg <schonberg@adacore.com> + + * sem_ch12.adb (Check_Fixed_Point_Actual): Add a warning when + a formal fixed point type is instantiated with a type that has + a user-defined arithmetic operations, but the generic has no + corresponding formal functions. This is worth a warning because + of the special semantics of fixed-point operators. + +2016-07-06 Bob Duff <duff@adacore.com> + + * sem_attr.adb (Analyze_Attribute): Allow any expression of + discrete type. + * exp_attr.adb (Expand_N_Attribute_Reference): Change the + constant-folding code to correctly handle cases newly allowed + by Analyze_Attribute. + +2016-07-05 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/decl.c (gnat_to_gnu_entity): Invoke global_bindings_p + last when possible. Do not call elaborate_expression_2 on offsets in + local record types and avoid useless processing for constant offsets. + +2016-07-04 Arnaud Charlet <charlet@adacore.com> + + * gnat_rm.texi, gnat_ugn.texi, + doc/gnat_ugn/gnat_project_manager.rst, + doc/gnat_ugn/building_executable_programs_with_gnat.rst, + doc/gnat_ugn/elaboration_order_handling_in_gnat.rst, + doc/gnat_ugn/about_this_guide.rst, + doc/gnat_ugn/platform_specific_information.rst, + doc/gnat_ugn/tools_supporting_project_files.rst, + doc/gnat_ugn/gnat_and_program_execution.rst, + doc/gnat_ugn/gnat_utility_programs.rst, + doc/gnat_ugn/the_gnat_compilation_model.rst, + doc/gnat_rm/implementation_defined_attributes.rst, + doc/gnat_rm/implementation_defined_pragmas.rst, + doc/gnat_rm/representation_clauses_and_pragmas.rst, + doc/gnat_rm/standard_and_implementation_defined_restrictions.rst, + doc/gnat_ugn.rst: Update documentation. + +2016-07-04 Arnaud Charlet <charlet@adacore.com> + + * gcc-interface/Makefile.in: Cleanups. + +2016-07-04 Ed Schonberg <schonberg@adacore.com> + + * sem_attr.adb (Analyze_Attribute_Old_Result): The attributes can + appear in the postcondition of a subprogram renaming declaration, + when the renamed entity is an attribute reference that is a + function (such as 'Value). + * sem_attr.adb (Eval_Attribute): It doesn't + need to be static, just known at compile time, so use + Compile_Time_Known_Value instead of Is_Static_Expression. + This is an efficiency improvement over the previous bug fix. + * sem_ch13.adb (Analyze_One_Aspect): Use Original_Node to detect + illegal aspects on subprogram renaming declarations that may + have been rewritten as bodies. + +2016-07-04 Arnaud Charlet <charlet@adacore.com> + + * sem_intr.adb (Errint): Do not emit error message in + Relaxed_RM_Semantics mode. + +2016-07-04 Bob Duff <duff@adacore.com> + + * sem_attr.adb (Eval_Attribute): The code was assuming + that X'Enum_Rep, where X denotes a constant, can be constant + folded. Fix it so it makes that assumption only when X denotes + a STATIC constant. + +2016-07-04 Ed Schonberg <schonberg@adacore.com> + + * sem_ch4.adb (Compatible_Types_In_Predicate): New function + to handle cases where a formal of a predicate function and the + corresponding actual have different views of the same type. + +2016-07-04 Philippe Gil <gil@adacore.com> + + * g-debpoo.adb (Free_Blocks) free blocks also until + Logically_Deallocated less than Maximum_Logically_Freed_Memory + (Dump) add dump of number of traceback & validity elements + already allocated. + +2016-07-04 Justin Squirek <squirek@adacore.com> + + * sem_ch12.adb (Instantiate_Package_Body): Add + a guard to ignore Itypes which fail when installing primitives. + +2016-07-04 Bob Duff <duff@adacore.com> + + * sem_eval.adb (Decompose_Expr): Set 'out' parameters + Kind and Cons to valid values, to avoid use of uninit vars. + (Extract_Length): Reorder the check to make it clearer that + we're depending on BOTH Ent1 and Ent2 to be Present. + * sem_aggr.adb (Resolve_Aggregate): Remove dead code. + (Check_Misspelled_Component): Remove exit statement, because + it's covered by the 'while' condition. + * checks.adb (Apply_Selected_Range_Checks): Remove useless + condition "or else not Checks_On". + (Selected_Range_Checks): + Initialize Known_LB and Known_HB to False, because they are + tested unconditionally; avoid use of uninit vars. + * frontend.adb (Frontend): Removed useless condition + "Operating_Mode = Check_Semantics and then", and added an Assert + to clarify why it was useless. + * prep.adb (Preprocess): Remove redundant condition. Add an + assertion. + * sem_ch10.adb (Analyze_Proper_Body): Moved redundant condition + "Original_Operating_Mode = Generate_Code" to an Assert. + (Process_Spec_Clauses, Process_Body_Clauses): Change parameters + from 'in out' to 'out', and don't initialize actuals. + * sem_ch12.adb (Is_In_Main_Unit): Removed useless condition + "Unum = Main_Unit or else". + (Save_Global_Descendant): Moved + redundant condition "D = Union_Id (No_List)" to an Assert. + * sem_ch4.adb (Check_Misspelled_Selector): Remove exit + statement, because it's covered by the 'while' condition. + (Analyze_Case_Expression): Initialize Wrong_Alt to Empty, + because it looks like it is used uninitialized otherwise. + * sem_ch6.adb (Check_Return_Subtype_Indication): Moved redundant + condition "not R_Type_Is_Anon_Access" to an Assert. + * sem_elim.adb (Line_Num_Match): Moved redundant condition + "Sloc_Trace (Idx) = '['" to an Assert. + * sem_util.adb (Compile_Time_Constraint_Error): Change "J" to + "J - 1". This code is trying to replace "?" with "<", but not if + the "?" is quoted, as in "'?", so we want to check the PREVIOUS + character for '''. + * snames.adb-tmpl (Is_Pragma_Name): Remove useless condition + "or else N = Name_Relative_Deadline". It's useless because + Name_Relative_Deadline is in the range First_Pragma_Name + .. Last_Pragma_Name. + * treepr.adb (Visit_Node): Moved redundant condition "D = + Union_Id (No_List)" to an Assert. + * sem_ch3.adb (Derive_Subprogram, Derive_Subprograms): Change + parameters from 'in out' to 'out'. + * errout.adb (Error_Msg_Internal): Replace redundant test with Assert. + * inline.adb (Add_Inlined_Body): Code cleanup. + +2016-07-04 Hristian Kirtchev <kirtchev@adacore.com> + + * g-sercom-mingw.adb, sem_ch6.adb: Minor reformatting. + +2016-07-04 Olivier Hainque <hainque@adacore.com> + + * g-sercom-mingw.adb (Set): Fix port configuration for the + non-blocking + null-timeout case, request of immediate return. + +2016-07-04 Ed Schonberg <schonberg@adacore.com> + + * sem_ch6.adb (Is_Non_Overriding_Operation): Add guard to test + of generic parent type when operation is a parameterless function + that may dispatch on result. + +2016-07-04 Hristian Kirtchev <kirtchev@adacore.com> + + * freeze.adb, ghost.adb, sem_ch13.adb: Minor reformatting. + +2016-07-04 Pascal Obry <obry@adacore.com> + + * g-forstr.ads: More documentation for the Formatted_String + support. + +2016-07-04 Justin Squirek <squirek@adacore.com> + + * sem_ch7.adb (Install_Parent_Private_Declarations): When + instantiating a child unit, do not install private declaration of + a non-generic ancestor of the generic that is also an ancestor + of the current unit: its private part will be installed when + private part of ancestor itself is analyzed. + +2016-07-04 Ed Schonberg <schonberg@adacore.com> + + * sem_ch12.adb (Instantiate_Object): In SPARK mode add a guard + to verify that the actual is an object reference before checking + for volatility. + (Check_Generic_Child_Unit): Prevent cascaded errors when prefix + is illegal. + +2016-07-04 Gary Dismukes <dismukes@adacore.com> + + * sem_ch12.ads, freeze.adb: Minor reformatting and typo fixes. + +2016-07-04 Ed Schonberg <schonberg@adacore.com> + + * sem_ch13.adb (New_Stream_Subprogram): If the attribute + definition clause comes from an aspect specification, place the + generated subprogram renaming in the freeze actions of the type. + +2016-07-04 Philippe Gil <gil@adacore.com> + + * g-debpoo.adb (Dump.Do_Report) - add space prefix to backtrace + address dump - avoid new line sent directly to stdout. + +2016-07-04 Arnaud Charlet <charlet@adacore.com> + + * gnat1drv.adb, sem_ch12.adb, sem_elab.adb, sem_prag.adb, sem_res.adb: + Relax elaboration checks in SPARK_Mode so that we rely on the + static elaboration model (if used). We'll have a more precise + check performed in flow analysis of gnat2why. + +2016-07-04 Ed Schonberg <schonberg@adacore.com> + + * ghost.adb (Prune_Node): A freeze node for an ignored ghost + entity must be pruned as well. + +2016-07-04 Gary Dismukes <dismukes@adacore.com> + + * sem_type.adb, einfo.ads, freeze.adb, exp_ch6.adb: Minor reformatting + and typo fix. + +2016-07-04 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_ch3.adb, sem_type.adb, sem_ch12.adb, xref_lib.adb, + freeze.adb, sinput-l.adb, sinput-l.ads, sem_ch4.adb, sem_ch8.adb: + Minor reformatting. + +2016-07-04 Justin Squirek <squirek@adacore.com> + + * sem_prag.adb (Analyze_Unmodified_Or_Unused and + Analyze_Unreferenced_Or_Unused): Change warning message to be + more clear about pragma duplicates. + +2016-07-04 Yannick Moy <moy@adacore.com> + + * sinput-l.adb (Create_Instantiation_Source): Set component + Inlined_Call for inherited pragma case. + * sinput.adb, sinput.ads (Instantiation): Return component + Inlined_Call for inherited pragma case. + +2016-07-04 Bob Duff <duff@adacore.com> + + * sem_type.adb (Remove_Conversions): Protect + the call to Left_Opnd by checking for Nkind in N_Unary_Op -- + unary operators do not have a left operand. + +2016-07-04 Ed Schonberg <schonberg@adacore.com> + + * sem_ch3.adb (Analyze_Object_Declaration): A declaration of a + constant in a protected operation may be a homonym of a private + component of the enclosing protected type. This declaration hides + the component renaming constructed within the protected operation. + +2016-07-04 Bob Duff <duff@adacore.com> + + * xref_lib.adb (Parse_X_Filename, Parse_Identifier_Info): Ignore + unknown files. Check that File_Nr is in the range of files we + know about. The previous code was checking the lower bound, + but not the upper bound. + +2016-07-04 Arnaud Charlet <charlet@adacore.com> + + * tracebak.c: Minor reformatting. + +2016-07-04 Yannick Moy <moy@adacore.com> + + * sem_ch12.adb, sem_ch12.ads Update calls to + Create_Instantiation_Source to use default argument. + (Adjust_Inherited_Pragma_Sloc): New function to adjust sloc + of inherited pragma. + (Set_Copied_Sloc_For_Inherited_Pragma): + New function that wraps call to Create_Instantiation_Source for + copying an inherited pragma. + (Set_Copied_Sloc_For_Inlined_Body): Update call to + Create_Instantiation_Source with new arguments. + * sem_prag.adb (Build_Pragma_Check_Equivalent): In the case + of inherited pragmas, use the generic machinery to get chained + locations for the pragma and its sub-expressions. + * sinput-c.adb: Adapt to new type Source_File_Record. + * sinput-l.adb, sinput-l.ads (Create_Instantiation_Source): + Add parameter Inherited_Pragma and make parameter Inlined_Body + optional. + * sinput.adb, sinput.ads (Comes_From_Inherited_Pragma): New + function to return when a location comes from an inherited pragma. + (Inherited_Pragma): New function to detect when a location comes + from an inherited pragma. + (Source_File_Record): New component Inherited_Pragma. + +2016-07-04 Yannick Moy <moy@adacore.com> + + * sem_elab.adb: Register existence of quickfix for error message. + +2016-07-04 Ed Schonberg <schonberg@adacore.com> + + * sem_ch4.adb (Resolve_One_Call): In the context of a predicate + function the formal and the actual in a call may have different + views of the same type, because of the delayed analysis of + predicates aspects. Extend the patch that handles this potential + discrepancy to handle private and full views as well. + * sem_ch8.adb (Find_Selected_Component): Refine predicate that + produces additional error when an illegal selected component + looks like a prefixed call whose first formal is untagged. + +2016-07-04 Justin Squirek <squirek@adacore.com> + + * einfo.adb (Has_Pragma_Unused): Create this function as a setter + for a new flag294 (Set_Has_Pragma_Unused): Create this procedure + as a getter for flag294 (Write_Entity_Flags): Register the new + flag with an alias + * einfo.ads Add comment documenting Has_Pragma_Unused (flag294) + and subsequent getter and setter declarations. + * lib-xref.adb (Generate_Reference): Recognize Has_Pragma_Unused + flag to print appropriate warning messages. + * par-prag.adb (Prag): Classify Pragma_Unused into "All Other + Pragmas." + * snames.ads-tmpl Add a new name to the name constants and a + new pramga to Pragma_Id for pramga Unused. + * sem_prag.adb (Analyze_Pragma): Create case for Pragma_Unused + and move the block for Pragma_Unmodified and Pragma_Unreferenced + out and into local subprograms. + (Analyze_Unmodified, Analyze_Unreferenced): From the old pragma blocks + that have been separated in to local subprograms add a parameter to + indicate the if they are being called in the context of Pragma_Unused + and handle it accordingly. + (Is_Non_Significant_Pragma_Reference): Add an entry for Pragma_Unused + and correct the position of Pragma_Unevaluated_Use_Of_Old. + * sem_util.adb (Note_Possible_Modification): Recognize + Has_Pragma_Unused flag to print appropriate warning messages. + +2016-07-04 Ed Schonberg <schonberg@adacore.com> + + * freeze.adb (Check_Inherited_Conditions): Perform two passes over + the primitive operations of the type: one over source overridings + to build the primitives mapping, and one over inherited operations + to check for the need to create wrappers, and to check legality + of inherited condition in SPARK. + * sem_prag.ads (Update_Primitive_Mapping): Make public, for use + in freeze actions. + * sem_prag.adb (Build_Pragma_Check_Equivalent): Refine error + message in the case of an inherited condition in SPARK that + includes a call to some other overriding primitive. + +2016-07-04 Hristian Kirtchev <kirtchev@adacore.com> + + * exp_aggr.adb (Ctrl_Init_Expression): New routine. + (Gen_Assign): Code cleanup. Perform in-place side effect removal when + the expression denotes a controlled function call. + * exp_util.adb (Remove_Side_Effects): Do not remove side effects + on a function call which has this behavior suppressed. + * sem_aggr.adb Code cleanup. + * sinfo.adb (No_Side_Effect_Removal): New routine. + (Set_Side_Effect_Removal): New routine. + * sinfo.ads New attribute No_Side_Effect_Removal along with + occurences in nodes. + (No_Side_Effect_Removal): New routine along with pragma Inline. + (Set_Side_Effect_Removal): New routine along with pragma Inline. + +2016-07-04 Arnaud Charlet <charlet@adacore.com> + + * opt.ads, sem_prag.adb (Universal_Addressing_On_AAMP): Removed. + Remove support for pragma No_Run_Time. Update comments. + +2016-07-04 Pascal Obry <obry@adacore.com> + + * g-forstr.ads: More documentation for the Formatted_String + support. + +2016-07-04 Ed Schonberg <schonberg@adacore.com> + + * exp_ch13.adb (Expand_N_Attribute_Definition_Clause, case + 'Address): If the address comes from an aspect specification + and not a source attribute definition clause, do not remove + side effects from the expression, because the expression must + be elaborated at the freeze point of the object and not at the + object declaration, because of the delayed analysis of aspect + specifications. + +2016-06-29 Eric Botcazou <ebotcazou@adacore.com> + + PR ada/48835 + PR ada/61954 + * gcc-interface/gigi.h (enum standard_datatypes): Add ADT_realloc_decl + (realloc_decl): New macro. + * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Variable>: Use local + variable for the entity type and translate it as void pointer if the + entity has convention C. + (gnat_to_gnu_entity) <E_Function>: If this is not a definition and the + external name matches that of malloc_decl or realloc_decl, return the + correspoding node directly. + (gnat_to_gnu_subprog_type): Likewise for parameter and return types. + * gcc-interface/trans.c (gigi): Initialize void_list_node here, not... + Initialize realloc_decl. + * gcc-interface/utils.c (install_builtin_elementary_types): ...here. + (build_void_list_node): Delete. + * gcc-interface/utils2.c (known_alignment) <CALL_EXPR>: Return the + alignment of the system allocator for malloc_decl and realloc_decl. + Do not take alignment from void pointer types either. + +2016-06-29 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/misc.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): Reorder. + (LANG_HOOKS_INIT_TS): Likewise. + +2016-06-22 Arnaud Charlet <charlet@adacore.com> + + * sem_prag.adb: Revert unwanted change in previous commit, + only keep message fix. + +2016-06-22 Ed Schonberg <schonberg@adacore.com> + + * sem_prag.ads (Build_Classwide_Expression): new procedure to + build the expression for an inherited classwide condition, and + to validate such expressions when they apply to an inherited + operation that is not overridden. + * sem_prag.adb (Primitives_Mapping): new data structure to + handle the mapping between operations of a root type and the + corresponding overriding operations of a type extension. Used + to construct the expression for an inherited classwide condition. + (Update_Primitives_Mapping): add to Primitives_Mapping the links + between primitive operations of a root type and those of a given + type extension. + (Build_Pragma_Check_Equivalent): use Primitives_Mapping. + * sem_ch6.adb (New_Overloaded_Entity): Remove call to + Collect_Iherited_Class_Wide_Conditions in GNATprove_Mode. This + needs to be done at freeze point of the type. + * freeze.adb (Check_Inherited_Conditions): new procedure to + verify the legality of inherited classwide conditions. In normal + compilation mode the procedure determines whether an inherited + operation needs a wrapper to handle an inherited condition that + differs from the condition of the root type. In SPARK mode + the routine invokes Collect_Inherited_Class_Wide_Conditions to + produce the SPARK version of these inherited conditions. + (Freeze_Record_Type): For a type extension, call + Check_Inherited_Conditions. + +2016-06-22 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_ch3.adb, sem_type.adb, sem.adb, freeze.adb, sem_util.adb, + s-htable.adb, exp_ch11.adb, s-secsta.adb, restrict.adb, exp_disp.adb, + sem_ch8.adb, s-tpobop.adb, exp_aggr.ads, sem_ch13.adb: Minor + reformatting. + +2016-06-22 Yannick Moy <moy@adacore.com> + + * lib-xref-spark_specific.adb (Collect_SPARK_Xrefs): Inverse order of + treatments so that files without compilation unit are simply skipped + before more elaborate treatments. + +2016-06-22 Bob Duff <duff@adacore.com> + + * s-memory.ads: Minor typo fixes in comments. + * s-memory.adb: Code cleanup. + +2016-05-22 Olivier Hainque <hainque@adacore.com> + + * vxworks-crtbe-link.spec: Removed, no longer used. + +2016-06-22 Justin Squirek <squirek@adacore.com> + + * sem_ch8.adb (Push_Scope): Add a check for when the + scope table is empty to assign the global variable + Configuration_Component_Alignment. + * sem.adb (Do_Analyze): Add Configuration_Component_Alignment + to be assigned when the environment is cleaned instead of the + default. + * sem.ads Add a global variable Configuration_Component_Alignment + to store the value given by pragma Component_Alignment in the + context of a configuration file. + * sem_prag.adb (Analyze_Pragma): Correct the case for + Component_Alignment so that the pragma is verified and add + comments to explain how it is applied to the scope stack. + +2016-06-22 Justin Squirek <squirek@adacore.com> + + * sprint.adb (Sprint_Node_Actual): Add check in + the case of an N_Object_Declaration when evaluating an expression + to properly ignore errors. + +2016-06-22 Bob Duff <duff@adacore.com> + + * g-comlin.ads (Parameter_Type): Change subtype of Last to + Natural. + * g-comlin.adb (Set_Parameter): Change subtype of Last to + Natural. + (Getopt): Check for Arg = "", and Switches /= "". + (Internal_Initialize_Option_Scan): Check for Argument (Parser, + Index) /= "". + +2016-06-22 Gary Dismukes <dismukes@adacore.com> + + * sem_prag.adb, sem_ch8.adb: Minor reformatting. + +2016-06-22 Ed Schonberg <schonberg@adacore.com> + + * einfo.ads, einfo.adb (Is_Actual_Subtype): New flag, defined + on subtypes that are created within subprogram bodies to handle + unconstrained composite formals. + * checks.adb (Apply_Predicate_Check): Do not generate a check on + an object whose type is an actual subtype. + * sem_ch6.adb (Set_Actual_Subtypes): Do not generate an + actual subtype for a formal whose base type is private. + Set Is_Actual_Subtype on corresponding entity after analyzing + its declaration. + +2016-06-22 Justin Squirek <squirek@adacore.com> + + * sem_prag.adb (Check_Expr_Is_OK_Static_Expression): Fix ordering + of if-block and add in a condition to test for errors during + resolution. + * sem_res.adb (Resolution_Failed): Add comment to explain why + the type of a node which failed to resolve is set to the desired + type instead of Any_Type. + * sem_ch8.adb (Analyze_Object_Renaming): Add a check for Any_Type + to prevent crashes on Is_Access_Constant. + +2016-06-22 Hristian Kirtchev <kirtchev@adacore.com> + + * lib-xref-spark_specific.adb, checks.adb, sem_ch13.adb: Minor + reformatting. + * exp_ch7.adb: Minor typo fix. + * lib.ads (Get_Top_Level_Code_Unit): Add comment. + +2016-06-22 Bob Duff <duff@adacore.com> + + * s-tassta.adb (Task_Wrapper): Fix handling of Fall_Back_Handler + wrt independent tasks. + +2016-06-22 Ed Schonberg <schonberg@adacore.com> + + * sem_dim.adb (Analyze_Dimension): Propagate dimension for + explicit_dereference nodes when they do not come from source, + to handle correctly dimensional analysis on iterators over + containers whose elements have declared dimensions. + +2016-06-22 Arnaud Charlet <charlet@adacore.com> + + * spark_xrefs.ads (Scope_Num): type refined to positive integers. + * lib-xref-spark_specific.adb (Detect_And_Add_SPARK_Scope): + moved into scope of Collect_SPARK_Xrefs. + (Add_SPARK_Scope): moved into scope of Collect_SPARK_Xrefs; + now uses Dspec and Scope_Id from Collect_SPARK_Xrefs. + (Collect_SPARK_Xrefs): refactored to avoid retraversing the list + of scopes. + (Traverse_Compilation_Unit): refactored as a generic procedure. + * types.ads (Unit_Number_Type): range refined. + +2016-06-22 Hristian Kirtchev <kirtchev@adacore.com> + + * lib-xref-spark_specific.adb, a-cuprqu.ads, sem_ch6.adb: Minor + reformatting. + +2016-06-22 Eric Botcazou <ebotcazou@adacore.com> + + * sem_util.ads (Address_Value): Declare new function. + * sem_util.adb (Address_Value): New function extracted + unmodified from Apply_Address_Clause_Check, which returns the + underlying value of the expression of an address clause. + * checks.adb (Compile_Time_Bad_Alignment): Delete. + (Apply_Address_Clause_Check): Call Address_Value on + the expression. Do not issue the main warning here and + issue the secondary warning only when the value of the + expression is not known at compile time. + * sem_ch13.adb (Address_Clause_Check_Record): Add A component and + adjust the description. + (Analyze_Attribute_Definition_Clause): In the case + of an address, move up the code creating an entry in the table of + address clauses. Also create an entry for an absolute address. + (Validate_Address_Clauses): Issue the warning for absolute + addresses here too. Tweak condition associated with overlays + for consistency. + +2016-06-22 Ed Schonberg <schonberg@adacore.com> + + * sem_ch13.adb (Is_Predicate_Static): An inherited predicate + can be static only if it applies to a scalar type. + +2016-06-22 Ed Schonberg <schonberg@adacore.com> + + * exp_util.adb (Adjust_Result_Type): Convert operand to base + type to prevent spurious constraint checks on subtypes of Boolean. + +2016-06-22 Bob Duff <duff@adacore.com> + + * debug.adb: Document debug switch -gnatd.o. + * sem_elab.adb (Check_Internal_Call): Debug switch -gnatd.o + now causes a more conservative treatment of indirect calls, + treating P'Access as a call to P in more cases. We Can't make + this the default, because it breaks common idioms, for example + the soft links. + * sem_util.adb: Add an Assert. + +2016-06-22 Bob Duff <duff@adacore.com> + + * a-cuprqu.ads, a-cuprqu.adb: Completely rewrite this package. Use + red-black trees, which gives O(lg N) worst-case performance on + Enqueue and Dequeue. The previous version had O(N) Enqueue in + the worst case. + +2016-06-22 Arnaud Charlet <charlet@adacore.com> + + * sem_warn.adb: minor style fix in comment. + * spark_xrefs.ads (Scope_Num): type refined to positive integers. + * lib-xref-spark_specific.adb (Detect_And_Add_SPARK_Scope): + moved into scope of Collect_SPARK_Xrefs. + (Add_SPARK_Scope): moved into scope of Collect_SPARK_Xrefs; + now uses Dspec and Scope_Id from Collect_SPARK_Xrefs. + (Collect_SPARK_Xrefs): refactored to avoid retraversing the list + of scopes. + * sem_ch3.adb (Build_Discriminal): Set Parent of the discriminal. + +2016-06-22 Arnaud Charlet <charlet@adacore.com> + + * lib-xref-spark_specific.adb (Generate_Dereference): Assignment to not + commented local variables replaced with direct uses of their values. + +2016-06-22 Hristian Kirtchev <kirtchev@adacore.com> + + * exp_ch7.adb (Add_Invariant): Replace the + current type instance with the _object parameter even in ASIS mode. + (Build_Invariant_Procedure_Body): Do not insert the + invariant procedure body into the tree for ASIS and GNATprove. + (Build_Invariant_Procedure_Declaration): Do not insert the + invariant procedure declaration into the tree for ASIS and + GNATprove. + * lib-xref-spark_specific.adb (Add_SPARK_Scope): Update comment. + +2016-06-22 Ed Schonberg <schonberg@adacore.com> + + * sem_ch6.adb (Set_Actual_Subtypes): If the type of the actual + has predicates, the actual subtype must be frozen properly + because of the generated tests that may follow. The predicate + may be specified by an explicit aspect, or may be inherited in + a derivation. + +2016-06-22 Ed Schonberg <schonberg@adacore.com> + + * exp_ch4.adb (In_Range_Chec)): New predicate, subsidiary of + Expand_N_In: within an expanded range check that might raise + Constraint_Error do not generate a predicate check as well. It + is redundant because the context will add an explicit predicate + check, and it will raise the wrong exception if it fails. + * lib-xref-spark_specific.adb (Add_SPARK_File): Remove useless checks + since dependency units always have an associated compilation unit. + +2016-06-22 Arnaud Charlet <charlet@adacore.com> + + * lib.ads: Code cleanup. + * inline.adb: Type refinement for a counter variable. + * lib-xref-spark_specific.adb (Add_SPARK_File): removal of no-op code. + Code cleanup. + +2016-06-21 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/decl.c (set_nonaliased_component_on_array_type): New + function. + (set_reverse_storage_order_on_array_type): Likewise. + (gnat_to_gnu_entity) <E_Array_Type>: Call them to set the flags. + <E_Array_Subtype>: Likewise. + <E_String_Literal_Subtype>: Likewise. + (substitute_in_type) <ARRAY_TYPE>: Likewise. + * gcc-interface/utils.c (gnat_pushdecl): Always create a variant for + the DECL_ORIGINAL_TYPE of a type. + +2016-06-20 Hristian Kirtchev <kirtchev@adacore.com> + + * make.adb, gnatbind.adb, g-socket.adb, sem_ch13.adb: Minor + reformatting. + * lib.ads, sem_util.adb: Minor typo in comment. + +2016-06-20 Yannick Moy <moy@adacore.com> + + * sem_prag.adb, sem_prag.ads (Build_Pragma_Check_Equivalent): + Add parameter Keep_Pragma_Id to optionally keep + the identifier of the pragma instead of converting + to pragma Check. Also set type of new function call + appropriately. (Collect_Inherited_Class_Wide_Conditions): + Call Build_Pragma_Check_Equivalent with the new parameter + Keep_Pragma_Id set to True to keep the identifier of the copied + pragma. + * sinfo.ads: Add comment. + +2016-06-20 Hristian Kirtchev <kirtchev@adacore.com> + + * exp_ch7.adb (Build_Invariant_Procedure_Body): + Always install the scope of the invariant procedure + in order to produce better error messages. Do not + insert the body when the context is a generic unit. + (Build_Invariant_Procedure_Declaration): Perform minimal + decoration of the invariant procedure and its formal parameter + in case they are not analyzed. Do not insert the declaration + when the context is a generic unit. + +2016-06-20 Ed Schonberg <schonberg@adacore.com> + + * sem_ch13.adb (Visible_Component): New procedure, subsidiary + of Replace_Type_References_ Generic, to determine whether an + identifier in a predicate or invariant expression is a visible + component of the type to which the predicate or invariant + applies. Implements the visibility rule stated in RM 13.1.1 + (12/3). + +2016-06-20 Hristian Kirtchev <kirtchev@adacore.com> + + * s-regpat.adb, sem_prag.adb, pprint.adb, sem_ch13.adb: Minor + reformatting. + +2016-06-20 Tristan Gingold <gingold@adacore.com> + + * make.adb (Check_Standard_Library): Consider system.ads + if s-stalib.adb is not available. + * gnatbind.adb (Add_Artificial_ALI_File): New procedure extracted from + gnatbind. + +2016-06-20 Thomas Quinot <quinot@adacore.com> + + * g-socket.adb (Is_IP_Address): A string consisting in digits only is + not a dotted quad. + +2016-06-20 Arnaud Charlet <charlet@adacore.com> + + * exp_ch7.adb (Build_Invariant_Procedure_Body): + decorate invariant procedure body with typical properties of + procedure entityes. + +2016-06-20 Arnaud Charlet <charlet@adacore.com> + + * a-exetim-darwin.adb: New file. + +2016-06-16 Hristian Kirtchev <kirtchev@adacore.com> + + * atree.ads, atree.adb (Elist29): New routine. + (Set_Elist29): New routine. + * atree.h New definition for Elist29. + * einfo.adb Subprograms_For_Type is now an Elist rather than + a node. Has_Invariants is now a synthesized attribute + and does not require a flag. Has_Own_Invariants + is now Flag232. Has_Inherited_Invariants is + Flag291. Is_Partial_Invariant_Procedure is Flag292. + (Default_Init_Cond_Procedure): Reimplemented. + (Has_Inherited_Invariants): New routine. + (Has_Invariants): Reimplemented. + (Has_Own_Invariants): New routine. + (Invariant_Procedure): Reimplemented. + (Is_Partial_Invariant_Procedure): New routine. + (Partial_Invariant_Procedure): Reimplemented. + (Predicate_Function): Reimplemented. + (Predicate_Function_M): Reimplemented. + (Set_Default_Init_Cond_Procedure): Reimplemented. + (Set_Has_Inherited_Invariants): New routine. + (Set_Has_Invariants): Removed. + (Set_Has_Own_Invariants): New routine. + (Set_Invariant_Procedure): Reimplemented. + (Set_Is_Partial_Invariant_Procedure): New routine. + (Set_Partial_Invariant_Procedure): Reimplemented. + (Set_Predicate_Function): Reimplemented. + (Set_Predicate_Function_M): Reimplemented. + (Set_Subprograms_For_Type): Reimplemented. + (Subprograms_For_Type): Reimplemented. + (Write_Entity_Flags): Output Flag232 and Flag291. + * einfo.ads Add new attributes Has_Inherited_Invariants + Has_Own_Invariants Is_Partial_Invariant_Procedure + Partial_Invariant_Procedure Change the documentation + of attributes Has_Inheritable_Invariants Has_Invariants + Invariant_Procedure Is_Invariant_Procedure Subprograms_For_Type + (Has_Inherited_Invariants): New routine along with pragma Inline. + (Has_Own_Invariants): New routine along with pragma Inline. + (Is_Partial_Invariant_Procedure): New routine along with pragma Inline. + (Partial_Invariant_Procedure): New routine. + (Set_Has_Inherited_Invariants): New routine along with pragma Inline. + (Set_Has_Invariants): Removed along with pragma Inline. + (Set_Has_Own_Invariants): New routine along with pragma Inline. + (Set_Is_Partial_Invariant_Procedure): New routine + along with pragma Inline. + (Set_Partial_Invariant_Procedure): New routine. + (Set_Subprograms_For_Type): Update the signature. + (Subprograms_For_Type): Update the signature. + * exp_ch3.adb Remove with and use clauses for Sem_Ch13. + (Build_Array_Invariant_Proc): Removed. + (Build_Record_Invariant_Proc): Removed. + (Freeze_Type): Build the body of the invariant procedure. + (Insert_Component_Invariant_Checks): Removed. + * exp_ch7.adb Add with and use clauses for Sem_Ch6, Sem_Ch13, + and Stringt. + (Build_Invariant_Procedure_Body): New routine. + (Build_Invariant_Procedure_Declaration): New routine. + * exp_ch7.ads (Build_Invariant_Procedure_Body): New routine. + (Build_Invariant_Procedure_Declaration): New routine. + * exp_ch9.adb (Build_Corresponding_Record): Do not propagate + attributes related to invariants to the corresponding record + when building the corresponding record. This is done by + Build_Invariant_Procedure_Declaration. + * exp_util.adb (Make_Invariant_Call): Reimplemented. + * freeze.adb (Freeze_Array_Type): An array type requires an + invariant procedure when its component type has invariants. + (Freeze_Record_Type): A record type requires an invariant + procedure when at least one of its components has an invariant. + * sem_ch3.adb (Analyze_Private_Extension_Declaration): Inherit + invariant-related attributes. + (Analyze_Subtype_Declaration): + Inherit invariant-related attributes. + (Build_Derived_Record_Type): Inherit invariant-related attributes. + (Check_Duplicate_Aspects): Reimplemented. + (Get_Partial_View_Aspect): New routine. + (Process_Full_View): Inherit invariant-related attributes. Reimplement + the check on hidden inheritance of class-wide invariants. + (Remove_Default_Init_Cond_Procedure): Reimplemented. + * sem_ch6.adb (Analyze_Subprogram_Specification): Do not modify + the controlling type for an invariant procedure declaration + or body. + (Is_Invariant_Procedure_Or_Body): New routine. + * sem_ch7.adb (Analyze_Package_Specification): Build the partial + invariant body in order to preanalyze and resolve all invariants + of a private type at the end of the visible declarations. Build + the full invariant body in order to preanalyze and resolve + all invariants of a private type's full view at the end of + the private declarations. + (Preserve_Full_Attributes): Inherit invariant-related attributes. + * sem_ch9.adb (Analyze_Protected_Type_Declaration): Ensure that + aspects are analyzed with the proper view when the protected type + is a completion of a private type. Inherit invariant-related attributes. + (Analyze_Task_Type_Declaration): Ensure that + aspects are analyzed with the proper view when the task type + is a completion of a private type. Inherit invariant-related + attributes. + * sem_ch13.adb Remove with and use clauses for Stringt. + (Build_Invariant_Procedure_Declaration): Removed. + (Build_Invariant_Procedure): Removed. + (Freeze_Entity_Checks): Do not build the body of the invariant + procedure here. + The body is built when the type is frozen in Freeze_Type. + (Inherit_Aspects_At_Freeze_Point): Do not inherit any attributes + related to invariants here because this leads to erroneous + inheritance. + (Replace_Node): Rename to Replace_Type_Ref. + * sem_ch13.ads (Build_Invariant_Procedure_Declaration): Removed. + (Build_Invariant_Procedure): Removed. + * sem_prag.adb Add with and use clauses for Exp_Ch7. + (Analyze_Pragma): Reimplement the analysis of pragma Invariant. + * sem_res.adb (Resolve_Actuals): Emit a specialized error when + the context is an invariant. + * sem_util.adb (Get_Views): New routine. + (Incomplete_Or_Partial_View): Consider generic packages when + examining declarations. + (Inspect_Decls): Consider full type + declarations because they may denote a derivation from a + private type. + (Propagate_Invariant_Attributes): New routine. + * sem_util.ads (Get_Views): New routine. + (Propagate_Invariant_Attributes): New routine. + +2016-06-16 Arnaud Charlet <charlet@adacore.com> + + * pprint.adb (Expression_Image): Add better handling of UCs, + we don't want to strip them all for clarity. + + +2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * exp_util.adb (Safe_Unchecked_Type_Conversion): Use "alignment" + instead of "alignement". + +2016-06-16 Gary Dismukes <dismukes@adacore.com> + + * sem_util.adb: Minor typo fix. + +2016-06-16 Emmanuel Briot <briot@adacore.com> + + * s-regpat.adb: Further fix for invalid index in GNAT.Regexp. + +2016-06-16 Eric Botcazou <ebotcazou@adacore.com> + + * sem_ch13.adb (Validate_Address_Clauses): Use the same logic to + issue the warning on the offset for the size as for the alignment + and tweak the wording for the sake of consistency. + +2016-06-16 Ed Schonberg <schonberg@adacore.com> + + * sem_prag.adb (Check_Class_Wide_COndition): New procedure, + subsidiary of Analyze_Pre_Post_ Condition_In_Decl_Part, to + check legality rules that follow from the revised semantics of + class-wide pre/postconditions described in AI12-0113. + (Build_Pragma_Check_Equivalent): Abstract subprogram declarations + must be included in list of overriding primitives of a derived + type. + +2016-06-16 Ed Schonberg <schonberg@adacore.com> + + * sem_util.adb (May_Be_Lvalue): An actual in an unexpanded + attribute reference 'Read is an assignment and must be considered + a modification of the object. + +2016-06-16 Gary Dismukes <dismukes@adacore.com> + + * einfo.adb: Minor editorial. + +2016-06-16 Ed Schonberg <schonberg@adacore.com> + + * sem_prag.adb (Overridden_Ancestor): Clean up code to use + controlling type of desired primitive rather than its scope, + because the primitive that inherits the classwide condition may + comes from several derivation steps. + +2016-06-16 Javier Miranda <miranda@adacore.com> + + * einfo.adb (Set_Default_Init_Cond_Procedure): Allow calls setting + this attribute to Empty (only if the attribute has not been set). + * sem_util.adb (Build_Default_Init_Cond_Procedure_Body): + No action needed if the spec was not built. + (Build_Default_Init_Cond_Procedure_Declaration): The spec is + not built if DIC is set to NULL or no condition was specified. + * exp_ch3.adb (Expand_N_Object_Declaration): Check availability + of the Init_Cond procedure before generating code to call it. + +2016-06-16 Emmanuel Briot <briot@adacore.com> + + * s-regpat.adb: Fix invalid index check when matching end-of-line + on substrings. + +2016-06-16 Arnaud Charlet <charlet@adacore.com> + + * gnat1drv.adb: Minor reformatting. + +2016-06-16 Ed Schonberg <schonberg@adacore.com> + + * sem_ch3.adb (Check_Entry_Contracts): New procedure, subsidiary + of Analyze_Declarations, that performs pre-analysis of + pre/postconditions on entry declarations before full analysis + is performed after entries have been converted into procedures. + Done solely to capture semantic errors. + * sem_attr.adb (Analyze_Attribute, case 'Result): Add guard to + call to Denote_Same_Function. + +2016-06-16 Emmanuel Briot <briot@adacore.com> + + * g-comlin.adb: Fix minor memory leak in GNAT.Command_Line. + +2016-06-16 Hristian Kirtchev <kirtchev@adacore.com> + + * exp_ch7.adb (Find_Last_Init): Remove obsolete code. The + logic is now performed by Process_Object_Declaration. + (Process_Declarations): Recognize a controlled deferred + constant which is in fact initialized by means of a + build-in-place function call as needing finalization actions. + (Process_Object_Declaration): Insert the counter after the + build-in-place initialization call for a controlled object. This + was previously done in Find_Last_Init. + * exp_util.adb (Requires_Cleanup_Actions): Recognize a controlled + deferred constant which is in fact initialized by means of a + build-in-place function call as needing finalization actions. + +2016-06-16 Justin Squirek <squirek@adacore.com> + + * exp_aggr.adb (Expand_Array_Aggregate): Minor comment changes and + additional style fixes. + * exp_ch7.adb: Minor typo fixes and reformatting. + +2016-06-16 Justin Squirek <squirek@adacore.com> + + * sem_ch3.adb (Analyze_Object_Declaration): Add a missing check + for optimized aggregate arrays with qualified expressions. + * exp_aggr.adb (Expand_Array_Aggregate): Fix block and + conditional statement in charge of deciding whether to perform + in-place expansion. Specifically, use Parent_Node to jump over + the qualified expression to the object declaration node. Also, + a check has been inserted to skip the optimization if SPARK 2005 + is being used in strict adherence to RM 4.3(5). + +2016-06-16 Tristan Gingold <gingold@adacore.com> + + * sem_prag.adb (Analyze_Pragma): Simplify code + for Pragma_Priority. + +2016-06-16 Eric Botcazou <ebotcazou@adacore.com> + + * sem_util.ads (Indexed_Component_Bit_Offset): Declare. + * sem_util.adb (Indexed_Component_Bit_Offset): New + function returning the offset of an indexed component. + (Has_Compatible_Alignment_Internal): Call it. + * sem_ch13.adb (Offset_Value): New function returning the offset of an + Address attribute reference from the underlying entity. + (Validate_Address_Clauses): Call it and take the offset into + account for the size warning. + +2016-06-16 Hristian Kirtchev <kirtchev@adacore.com> + + * bindgen.adb, exp_util.adb, sem_ch9.adb, sem_util.adb: Minor + reformatting. + +2016-06-16 Gary Dismukes <dismukes@adacore.com> + + * sem_ch9.adb, sem_util.ads, sem_res.adb: Minor reformatting and typo + fixes. + +2016-06-16 Javier Miranda <miranda@adacore.com> + + * sem_res.adb (Resolve): Under relaxed RM semantics silently + replace occurrences of null by System.Null_Address. + * sem_ch4.adb (Analyze_One_Call, Operator_Check): Under + relaxed RM semantics silently replace occurrences of null by + System.Null_Address. + * sem_util.ad[sb] (Null_To_Null_Address_Convert_OK): New subprogram. + (Replace_Null_By_Null_Address): New subprogram. + +2016-06-16 Bob Duff <duff@adacore.com> + + * exp_util.adb (Is_Controlled_Function_Call): + This was missing the case where the call is in prefix format, + with named notation, as in Obj.Func (Formal => Actual). + +2016-06-16 Hristian Kirtchev <kirtchev@adacore.com> + + * exp_attr.adb, inline.adb, sem_attr.adb, sem_elab.adb: Minor + reformatting. + +2016-06-16 Bob Duff <duff@adacore.com> + + * sem_util.adb (Collect): Avoid Empty Full_T. Otherwise Etype + (Full_T) crashes when assertions are on. + * sem_ch12.adb (Matching_Actual): Correctly handle the case where + "others => <>" appears in a generic formal package, other than + by itself. + +2016-06-16 Arnaud Charlet <charlet@adacore.com> + + * usage.adb: Remove confusing comment in usage line. + * bindgen.adb: Fix binder generated file in codepeer mode wrt + recent additions. + +2016-06-16 Javier Miranda <miranda@adacore.com> + + * restrict.adb (Check_Restriction_No_Use_Of_Entity): Avoid + never-ending loop, code cleanup; adding also support for Text_IO. + * sem_ch8.adb (Find_Expanded_Name): Invoke + Check_Restriction_No_Use_Entity. + +2016-06-16 Tristan Gingold <gingold@adacore.com> + + * exp_ch9.adb: Minor comment fix. + * einfo.ads (Has_Protected): Clarify comment. + * sem_ch9.adb (Analyze_Protected_Type_Declaration): Do not + consider private protected types declared in the runtime for + the No_Local_Protected_Types restriction. + +2016-06-14 Ed Schonberg <schonberg@adacore.com> + + * sem_ch6.adb (Set_Actual_Subtypes): Do not generate actual + subtypes for unconstrained formals when analyzing the generated + body of an expression function, because it may lead to premature + and misplaced freezing of the types of formals. + +2016-06-14 Gary Dismukes <dismukes@adacore.com> + + * sem_elab.adb, sem_ch4.adb: Minor reformatting and typo fix. + +2016-06-14 Tristan Gingold <gingold@adacore.com> + + * einfo.adb (Set_Has_Timing_Event): Add assertion. + * sem_util.ads, sem_util.adb (Propagate_Concurrent_Flags): New + name for Propagate_Type_Has_Flags. + * exp_ch3.adb, sem_ch3.adb, sem_ch7.adb, sem_ch9.adb: Adjust after + renaming. + +2016-06-14 Bob Duff <duff@adacore.com> + + * sem_elab.adb (Check_A_Call): Do nothing if the callee is + (or is in) an instance, and the caller is outside. Misc cleanup. + +2016-06-14 Javier Miranda <miranda@adacore.com> + + * sem_ch4.adb (Analyze_Quantified_Expression): + Generating C code avoid spurious warning on loop variable of + inlinined postconditions. + +2016-06-14 Javier Miranda <miranda@adacore.com> + + * sem_attr.adb (Analyze_Attribute_Old_Result): Adding assertion. + (Analyze_Attribute [Attribute_Old]): Generating C handle + analysis of 'old in inlined postconditions. + (Analyze_Attribute [Attribute_Result]): Generating C handle analysis + of 'result in inlined postconditions. + * exp_attr.adb (Expand_N_Attribute_Reference [Attribute_Old]): + Generating C handle expansion of 'old in inlined postconditions. + * inline.adb (Declare_Postconditions_Result): New subprogram. + * sem_ch12.adb (Copy_Generic_Node): Copy pragmas generated from + aspects when generating C code since pre/post conditions are + inlined and the frontend inlining relies on this routine to + perform inlining. + * exp_ch6.adb (Inlined_Subprogram): Replace Generate_C_Code + by Modify_Tree_For_C. + * exp_unst.adb (Visit_Node): Searching for up-level references + skip entities defined in inlined subprograms. + +2016-06-14 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_ch7.adb, sem_ch12.adb, freeze.adb, lib-xref.ads, exp_ch3.adb: + Minor reformatting. + +2016-06-14 Bob Duff <duff@adacore.com> + + * sem_elab.adb: Do nothing if the callee is intrinsic. + * sinfo.ads, einfo.ads: Minor comment fixes. + +2016-06-14 Ed Schonberg <schonberg@adacore.com> + + * contracts.adb (Has_Null_Body): Move to sem_util, for general + availability. + * sem_util.ads, sem_util.adb (Has_Null_Body): Predicate to + determine when an internal procedure created for some assertion + checking (e.g. type invariant) is a null procedure. Used to + eliminate redundant calls to such procedures when they apply to + components of composite types. + * exp_ch3.adb (Build_Component_Invariant_Call): Do not add call + if invariant procedure has a null body. + +2016-06-14 Thomas Quinot <quinot@adacore.com> + + * g-socket.ads (Check_Selector): Clarify effect on IN OUT socket + set parameters. + +2016-06-14 Hristian Kirtchev <kirtchev@adacore.com> + + * exp_ch4.adb (Process_Action): Pass the action + list to Process_Transient_Object. + (Process_If_Case_Statements): Pass the action list to + Process_Transient_Object. + (Process_Transient_Object): Add new parameter Stmts and update the + comment on usage. When the context is a Boolean evaluation, insert + any finalization calls after the last statement of the construct. + +2016-06-14 Tristan Gingold <gingold@adacore.com> + + * einfo.adb, einfo.ads (Has_Timing_Event, + Set_Has_Timing_Event): Add Has_Timing_Event flag. + (Write_Entity_Flags): Display * sem_util.ads, sem_util.adb: + (Propagate_Type_Has_Flags): New procedure to factorize code. + * exp_ch3.adb (Expand_Freeze_Array_Type, + Expand_Freeze_Record_Type): Call Propagate_Type_Has_Flags. + * sem_ch3.adb (Access_Type_Decalaration): Initialize + Has_Timing_Event flag. (Analyze_Object_Declaration): + Move code that check No_Local_Timing_Events near + the code that check No_Local_Protected_Objects. + (Analyze_Private_Extension_Declaration, Array_Type_Declaration) + (Build_Derived_Type, Copy_Array_Base_Type_Attributes, + Process_Full_View) (Record_Type_Definition): Call + Propagate_Type_Has_Flags. + * sem_ch4.adb (Analyze_Allocator): Check No_Local_Timing_Events. + * sem_ch7.adb (New_Private_Type): Set Has_Timing_Event on the + Timing_Event type. + (Uninstall_Declaration): Call Propagate_Type_Has_Flags. + * sem_ch9.adb (Analyze_Protected_Definition): Call + Propagate_Type_Has_Flags. + +2016-06-14 Arnaud Charlet <charlet@adacore.com> + + * sem.ads: Minor style fix. + +2016-06-14 Ed Schonberg <schonberg@adacore.com> + + * sem_ch12.adb (Analyze_Associations): An actual parameter + with a box must be included in the count of actuals, to detect + possible superfluous named actuals that do not match any of the + formals of the generic unit in a formal package declaration. + +2016-06-14 Justin Squirek <squirek@adacore.com> + + * sem_ch3.adb (Analyze_Object_Declaration): Fix formatting + of error output related to SPARK RM 6.1.7(3) and pragma + Extensions_Visible. + * sem_ch4.adb (Analyze_Type_Conversion): Fix formatting of error + output related to SPARK RM 6.1.7(3) and pragma Extensions_Visible. + * sem_prag.adb (Analyze_Pragma): Fix formatting of error output + related to SPARK RM 7.1.2(15) and pragma Volatile_Function + so that the values True and False are no longer surrounded by + double quotes. + * sem_res.adb (Resolve_Actuals): Fix formatting of error output + related to SPARK RM 6.1.7(3) and pragma Extensions_Visible. + +2016-06-14 Arnaud Charlet <charlet@adacore.com> + + * gnat1drv.adb (Adjust_Global_Switches): Enable access checks + in codepeer mode. + * freeze.adb: Minor grammar fix in comment. +2016-06-14 Hristian Kirtchev <kirtchev@adacore.com> + + * lib.adb: Minor reformatting. + * sem_util.adb (Is_OK_Volatile_Context): Do + include Address in the supported attributes. + +2016-06-14 Hristian Kirtchev <kirtchev@adacore.com> + + * exp_ch4.adb (Expand_N_Case_Expression): + Code cleanup. Finalize any transient controlled + objects on exit from a case expression alternative. + (Expand_N_If_Expression): Code cleanup. + (Process_Actions): Removed. + (Process_If_Case_Statements): New routine. + (Process_Transient_Object): Change the name of formal Rel_Node to + N and update all occurrences. Update the comment on usage. When + the type of the context is Boolean, the proper insertion point + for the finalization call is after the last declaration. + +2016-06-14 Ed Schonberg <schonberg@adacore.com> + + * lib-xref.ads, lib-xref.adb (Has_Deferred_Reference): new + predicate to determine whether an entity appears in a context + for which a Deferred_Reference was created, because it is not + possible to determine when reference is analyzed whether it + appears in a context in which the entity is modified. + * sem_ch5.adb (Analyze_Statement): Do not emit a useless warning + on assignment for an entity that has a deferred_reference. + +2016-06-14 Javier Miranda <miranda@adacore.com> + + * sem_res.adb (Resolve_Actuals): Generate a reference to actuals that + come from source. Previously the reference was generated only if the + call comes from source but the call may be rewritten by the expander + thus causing the notification of spurious warnings. + +2016-06-14 Arnaud Charlet <charlet@adacore.com> + + * gnat1drv.adb: Remove further references to AAMP. + * checks.adb (Apply_Scalar_Range_Check): Take + Check_Float_Overflow info account. + * live.ads, live.adb Added subprogram headers and + start-of-processing-for comments. + * sem_ch12.adb (Instantiate_Package_Body): Do not suppress + checks when instantiating runtime units in CodePeer mode. + +2016-06-14 Arnaud Charlet <charlet@adacore.com> + + * exp_ch3.adb (Expand_N_Object_Declaration): Only consider + nodes from sources. + +2016-06-14 Arnaud Charlet <charlet@adacore.com> + + * switch-c.adb, gnat1drv.adb (Adjust_Global_Switches): Only disable + simple value propagation in CodePeer mode when warnings are disabled. + (Scan_Front_End_Switches): Enable relevant front-end switches + when using -gnateC. + +2016-06-14 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_util.adb (Is_OK_Volatile_Context): A + reference to a volatile object is considered OK if appears as + the prefix of attributes Address, Alignment, Component_Size, + First_Bit, Last_Bit, Position, Size, Storage_Size. + +2016-06-14 Yannick Moy <moy@adacore.com> + + * lib-xref-spark_specific.adb (Add_SPARK_File): Do not traverse + subunits directly, as they are already traversed as part of the + top-level unit to which they belong. + (Add_SPARK_Xrefs): Add assertions to ensure correct sorting. + (Generate_Dereference): Use unique definition place for special + variable __HEAP, to ensure correct sorting of references. + * lib-xref.adb (Generate_Reference): Use top-level unit in case + of subunits. + * lib.adb, lib.ads (Get_Top_Level_Code_Unit): New functions that + compute the top-level code unit for a source location of AST node, + that go past subunits. + +2016-06-13 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/decl.c (gnat_to_gnu_subprog_type): Build only a minimal + PARM_DECL when the parameter type is dummy. + * gcc-interface/trans.c (Call_to_gnu): Translate formal types before + formal objects. + +2016-06-13 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Variable>: Deal with + PLUS_EXPR in the expression of a renaming. + +2016-06-13 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/utils2.c (known_alignment) <CALL_EXPR>: Deal specially + with calls to malloc. + +2016-06-11 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/trans.c (build_binary_op_trapv): If no operand is a + constant, use the generic implementation of the middle-end; otherwise + turn the dynamic conditions into static conditions and simplify. + +2016-06-11 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/trans.c (Case_Statement_to_gnu): Deal with characters. + +2016-06-11 Pierre-Marie de Rodat <derodat@adacore.com> + + * gcc-interface/decl.c (gnat_to_gnu_entity): Do not clobber + gnat_entity_name with temporary names for XUP and XUT types. + +2016-06-10 Martin Sebor <msebor@redhat.com> + + PR c/71392 + * gcc/ada/gcc-interface/utils.c (handle_nonnull_attribute): Accept + the nonnull attribute in type-generic builtins. + +2016-06-06 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/decl.c (Gigi_Equivalent_Type): Make sure equivalent + types are present before returning them. Remove final assertion. + (gnat_to_gnu_entity) <E_Access_Protected_Subprogram_Type>: Adjust to + above change. + <E_Protected_Type>: Likewise. + +2016-06-06 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/trans.c (elaborate_all_entities_for_package): Also do + not elaborate Itypes. + +2016-06-06 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/utils.c (gnat_internal_attribute_table): Add support + for noinline and noclone attributes. + (handle_noinline_attribute): New handler. + (handle_noclone_attribute): Likewise. + +2016-06-06 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/trans.c (process_type): Beef up comment. + +2016-06-06 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/utils2.c (build_call_alloc_dealloc): Do not substitute + placeholder expressions here but... + * gcc-interface/trans.c (gnat_to_gnu) <N_Free_Statement>: ...here. + Make an exception to the protection of a CALL_EXPR result with an + unconstrained type only in the same cases as Call_to_gnu. + +2016-06-06 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/trans.c (gnat_to_gnu): Rework special code dealing + with boolean rvalues and set the location directly. Do not set the + location in the other cases for a simple name. + (gnat_to_gnu_external): Clear the location on the expression. + +2016-06-06 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Component>: Remove + useless 'else' statements and tidy up. + <E_Array_Subtype>: Fully deal with the declaration here. + <E_Incomplete_Type>: Use properly-typed constant. + Assert that we don't apply the special type treatment to dummy types. + Separate this treatment from the final back-annotation and simplify + the condition for the RM size. + (gnat_to_gnu_param): Add GNU_PARAM_TYPE parameter and adjust. + (gnat_to_gnu_subprog_type): Ajust call to gnat_to_gnu_param. + * gcc-interface/trans.c (gnat_to_gnu) <N_Subprogram_Declaration>: Add + comment. + (process_freeze_entity): Remove obsolete code. + (process_type): Minor tweaks. + +2016-06-06 Eric Botcazou <ebotcazou@adacore.com> + + * einfo.ads (Returns_Limited_View): Remove. + (Set_Returns_Limited_View ): Likewise. + * einfo.adb (Returns_Limited_View): Likewise. + (Set_Returns_Limited_View ): Likewise. + * freeze.adb (Late_Freeze_Subprogram): Remove. + (Freeze_Entity): Do not defer the freezing of functions returning an + incomplete type coming from a limited context. + +2016-06-06 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/gigi.h (finish_subprog_decl): Add ASM_NAME parameter. + * gcc-interface/decl.c (gnu_ext_name_for_subprog): New function. + (gnat_to_gnu_entity) <E_Subprogram_Type>: Do not check compatibility + of profiles for builtins here... Call gnu_ext_name_for_subprog. + Also update profiles if pointers to limited_with'ed types are + updated. + (gnat_to_gnu_param): Restore the correct source location information + for vector ABI warnings. + (associate_subprog_with_dummy_type): Add comment about AI05-019. + Set TYPE_DUMMY_IN_PROFILE_P flag unconditionally. + (update_profile): Deal with builtin declarations. + Call gnu_ext_name_for_subprog. Adjust call to finish_subprog_decl. + (update_profiles_with): Add comment. + (gnat_to_gnu_subprog_type): Reuse the return type if it is complete. + Likewise for parameter declarations in most cases. Do not change + the return type for the CICO mechanism if the profile is incomplete. + ...but here instead. Always reset the slot for the parameters. + * gcc-interface/utils.c (create_subprog_decl): Call + gnu_ext_name_for_subprog. Do not set the assembler name here but... + (finish_subprog_decl): ...but here instead. Add ASM_NAME parameter. + +2016-06-06 Eric Botcazou <ebotcazou@adacore.com> + + * exp_ch9.adb (Expand_N_Protected_Type_Declaration): Insert the + declaration of the corresponding record type before that of the + unprotected version of the subprograms that operate on it. + (Expand_Access_Protected_Subprogram_Type): Declare the Equivalent_Type + just before the original type. + * sem_ch3.adb (Handle_Late_Controlled_Primitive): Point the current + declaration to the newly created declaration for the primitive. + (Analyze_Subtype_Declaration): Remove obsolete code forcing the + freezing of the subtype before its declaration. + (Replace_Anonymous_Access_To_Protected_Subprogram): Insert the new + declaration in the nearest enclosing scope for formal parameters too. + (Build_Derived_Access_Type): Restore the status of the created Itype + after it is erased by Copy_Node. + * sem_ch6.adb (Exchange_Limited_Views): Remove guard on entry. + (Analyze_Subprogram_Body_Helper): Call Exchange_Limited_Views only if + the specification is present. + Move around the code changing the designated view of the return type + and save the original view. Restore it on exit. + * sem_ch13.adb (Build_Predicate_Function_Declaration): Always insert + the declaration right after that of the type. + +2016-06-01 Simon Wright <simon@pushface.org> + + PR ada/71358 + * g-comlin.adb (Display_Section_Help): Do not dereference + Config.Switches if it's null. + (Getopt): Likewise. + +2016-05-31 Eric Botcazou <ebotcazou@adacore.com> + + * s-osinte-kfreebsd-gnu.ads (clock_getres): Define. + (Get_Page_Size): Remove duplicate and return int. + +2016-05-31 Jan Sommer <soja-lists@aries.uberspace.de> + + PR ada/71317 + * s-osinte-rtems.ads (clock_getres): Define. + (Get_Page_Size): Remove duplicate and return int. + +2016-05-20 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Signed_Integer_Subtype>: + Make same-sized subtypes of signed base types signed. + * gcc-interface/utils.c (make_type_from_size): Adjust to above change. + (unchecked_convert): Likewise. + +2016-05-16 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Variable>: Do not build + a specific type for the object if it is deemed a constant. + +2016-05-16 Eric Botcazou <ebotcazou@adacore.com> + + * freeze.adb (Freeze_Record_Type): Extend pragma Implicit_Packing to + components of any elementary types and of composite types. + +2016-05-16 Eric Botcazou <ebotcazou@adacore.com> + + * freeze.adb (Freeze_Array_Type): Call Addressable predicate instead + of testing for individual sizes. + (Freeze_Entity): Rework implementation of pragma Implicit_Packing for + array types, in particular test for suitable sizes upfront and do not + mimic the processing that will be redone later in Freeze_Array_Type. + +2016-05-16 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/trans.c (elaborate_all_entities_for_package): Also skip + formal objects. + +2016-05-16 Eric Botcazou <ebotcazou@adacore.com> + + * doc/gnat_rm/implementation_defined_attributes.rst + (Scalar_Storage_Order): Adjust restriction for packed array types. + * einfo.ads (Is_Bit_Packed_Array): Adjust description. + (Is_Packed): Likewise. + (Is_Packed_Array_Impl_Type): Likewise. + (Packed_Array_Impl_Type): Likewise. + * exp_ch4.adb (Expand_N_Indexed_Component): Do not do anything special + if the prefix is not a packed array implemented specially. + * exp_ch6.adb (Expand_Actuals): Expand indexed components only for + bit-packed array types. + * exp_pakd.adb (Install_PAT): Set Is_Packed_Array_Impl_Type flag on + the PAT before analyzing its declaration. + (Create_Packed_Array_Impl_Type): Remove redundant statements. + * freeze.adb (Check_Component_Storage_Order): Reject packed array + components only if they are bit packed. + (Freeze_Array_Type): Fix logic detecting bit packing and do not bit + pack for composite types whose size is multiple of a byte. + Create the implementation type for packed array types only when it is + needed, i.e. bit packing or packing because of holes in index types. + Make sure the Has_Non_Standard_Rep and Is_Packed flags agree. + * gcc-interface/gigi.h (make_packable_type): Add MAX_ALIGN parameter. + * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Signed_Integer_Subtype>: + Call maybe_pad_type instead of building the padding type manually. + (gnat_to_gnu_entity) <E_Array_Subtype>: Do not assert that + Packed_Array_Impl_Type is present for packed arrays. + (gnat_to_gnu_component_type): Also handle known alignment for packed + types by passing it to make_packable_type. + * gcc-interface/utils.c (make_packable_type): Add MAX_ALIGN parameter + and deal with it in the array case. Adjust recursive call. Simplify + computation of new size and cap the alignment to BIGGEST_ALIGNMENT. + +2016-05-16 Thomas Quinot <quinot@adacore.com> + + * freeze.adb (Check_Component_Storage_Order): Also get full view of + enclosing type. + +2016-05-16 Eric Botcazou <ebotcazou@adacore.com> + + * exp_util.adb (Remove_Side_Effects): Also make a constant if we need + to capture the value for a small not by-reference record type. + * freeze.ads (Check_Compile_Time_Size): Adjust comment. + * freeze.adb (Set_Small_Size): Likewise. Accept a size in the range + of 33 .. 64 bits. + (Check_Compile_Time_Size): Merge scalar and access type cases. Change + variable name in array type case. For the computation of the packed + size, deal with record components and remove redundant test. + (Freeze_Array_Type): Also adjust packing status when the size of the + component type is in the range 33 .. 64 bits. + * doc/gnat_rm/representation_clauses_and_pragmas.rst: Turn primitive + into elementary type throughout. Minor tweaks. + (Alignment Clauses): Document actual alignment of packed array types. + (Pragma Pack for Arrays): List only the 3 main cases and adjust. Add + "simple" to the record case. Document effect on non packable types. + (Pragma Pack for Records): Likewise. Add record case and adjust. + +2016-05-16 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/Make-lang.in (GNATMAKE_FOR_HOST): In the canadian + cross case, use host_noncanonical instead of host as prefix. + (GNATBIND_FOR_HOST): Likewise. + (GNATLINK_FOR_HOST): Likewise. + (GNATLS_FOR_HOST): Likewise. + +2016-05-06 Eric Botcazou <ebotcazou@adacore.com> + + PR ada/70969 + * system-darwin-ppc64.ads: Add pragma No_Elaboration_Code_All. + * system-linux-armeb.ads: Likewise. + * system-linux-mips64el.ads: Likewise. + * system-linux-mips.ads: Likewise. + * system-linux-mipsel.ads: Likewise. + * system-linux-ppc64.ads: Likewise. + * system-linux-sparcv9.ads: Likewise. + * system-rtems.ads: Likewise. + +2016-05-04 Samuel Thibault <samuel.thibault@ens-lyon.org> + + * s-osinte-gnu.ads (Get_Page_Size): Return int and use getpagesize + instead of __getpagesize. + +2016-05-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> + + * gcc-interface/Makefile.in (install-gcc-specs): Use foreach. + Honor DESTDIR. + +2016-05-02 Tristan Gingold <gingold@adacore.com> + + * fname.adb (Is_Predefined_File_Name): Also consider non-krunched + i-* names. + +2016-05-02 Ed Schonberg <schonberg@adacore.com> + + * sem_util.adb (Aggregate_Constraint_Checks): Separate + accessibility checks and non-null checks for aggregate components, + to prevent spurious accessibility errors. + +2016-05-02 Ed Schonberg <schonberg@adacore.com> + + * sem_ch3.adb (OK_For_Limited_Init): A type conversion is not + always legal in the in-place initialization of a limited entity + (e.g. an allocator). + * sem_res.adb (Resolve_Allocator): Improve error message with RM + reference when allocator expression is illegal. + +2016-05-02 Ed Schonberg <schonberg@adacore.com> + + * exp_ch6.adb (Expand_Call): When inlining a call to a function + declared in a package instance, locate the instance node of the + package after the actual package declaration. skipping over + pragmas that may have been introduced when the generic unit + carries aspects that are transformed into pragmas. + +2016-05-02 Bob Duff <duff@adacore.com> + + * s-memory.adb (Alloc, Realloc): Move checks + for Size = 0 or size_t'Last into the Result = System.Null_Address + path for efficiency. Improve comments (based on actual C language + requirements for malloc). + * exp_util.adb (Build_Allocate_Deallocate_Proc): Optimize the + case where we are using the default Global_Pool_Object, and we + don't need the heavy finalization machinery. + +2016-05-02 Gary Dismukes <dismukes@adacore.com> + + * exp_util.ads, sem_ch12.adb: Minor reformatting. + +2016-05-02 Javier Miranda <miranda@adacore.com> + + * exp_util.ads, exp_util.adb (Force_Evaluation): Adding new formal. + (Remove_Side_Effects): Adding a new formal. + * exp_ch6.adb (Expand_Simple_Function_Return): Generating the + call to the _Postconditions procedure ensure that side-effects + are unconditionally removed. + +2016-05-02 Ed Schonberg <schonberg@adacore.com> + + * sem_ch12.adb (Check_Formal_Package_Instance, Check_Mismatch): + Use original node to determine whether the declaration is for + a formal type declaration, to take into account that formwl + private types are rewritten as private extension declarations + to simplify semantic analysis. + +2016-05-02 Gary Dismukes <dismukes@adacore.com> + + * exp_ch9.adb, sem_ch6.adb, sem_ch6.ads: Minor reformatting and typo + fixes. + +2016-05-02 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_ch3.adb, exp_ch9.adb, einfo.adb, sem_ch4.adb, sem_ch6.adb: Minor + reformatting. + +2016-05-02 Ed Schonberg <schonberg@adacore.com> + + * exp_ch4.adb (Expand_N_Allocator): If the designated type + is a private derived type with no discriminants, examine its + underlying_full_view to determine whether the full view has + defaulted discriminants, so their defaults can be used in the + call to the initialization procedure for the designated object. + +2016-05-02 Hristian Kirtchev <kirtchev@adacore.com> + + * exp_prag.adb, comperr.adb: Minor reformatting. + +2016-05-02 Ed Schonberg <schonberg@adacore.com> + + * exp_pakd.adb (Rj_Unchecked_Convert_To): Do not perform an + unchecked conversion if the source size is 0 (indicating that + its RM size is unknown). This will happen with packed arrays of + non-discrete types, in which case the component type is known + to match. + +2016-05-02 Arnaud Charlet <charlet@adacore.com> + + * debug.adb: Reserve -gnatd.V. + +2016-05-02 Javier Miranda <miranda@adacore.com> + + * sem_ch3.adb (Process_Full_View): Remove from visibility + wrappers of synchronized types to avoid spurious errors with + their wrapped entity. + * exp_ch9.adb (Build_Wrapper_Spec): Do not generate the wrapper + if no interface primitive is covered by the subprogram and this is + not a primitive declared between two views; see Process_Full_View. + (Build_Protected_Sub_Specification): Link the dispatching + subprogram with its original non-dispatching protected subprogram + since their names differ. + (Expand_N_Protected_Type_Declaration): + If a protected subprogram overrides an interface primitive then + do not build a wrapper if it was already built. + * einfo.ads, einfo.adb (Original_Protected_Subprogram): New attribute. + * sem_ch4.adb (Names_Match): New subprogram. + * sem_ch6.adb (Check_Synchronized_Overriding): Moved + to library level and defined in the public part of the + package to invoke it from Exp_Ch9.Build_Wrapper_Spec + (Has_Matching_Entry_Or_Subprogram): New subprogram. + (Report_Conflict): New subprogram. + +2016-05-02 Jerome Lambourg <lambourg@adacore.com> + + * s-unstyp.ads: Code cleanups. + +2016-05-02 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_ch13.adb (Size_Too_Small_Error): Fix the error message format. + +2016-05-02 Ed Schonberg <schonberg@adacore.com> + + * exp_prag.adb (Expand_attributes_In_Consequence, + Expand_Attributes): If the prefix of'Old is an unconstrained type, + for example an unconstrained formal of the enclosing subprogram, + create an object declaration with an expression to obtain the + actual subtype of the temporary. + +2016-05-02 Arnaud Charlet <charlet@adacore.com> + + * comperr.adb (Delete_SCIL_Files): Add missing handling of + N_Subprogram_Declaration. + +2016-05-02 Gary Dismukes <dismukes@adacore.com> + + * exp_ch5.adb, exp_ch7.adb, exp_ch7.ads, checks.adb, sem_attr.adb, + gnat1drv.adb, sem_ch4.adb, sem_ch13.adb: Minor reformatting and typo + fixes. + * sem_prag.adb, sem_ch12.adb: Minor typo fixes. + +2016-05-02 Ed Schonberg <schonberg@adacore.com> + + * exp_ch6.adb (Make_Build_In_Place_Call_In_Allocator): The + function call may be wrapped in an explicit type conversion. + +2016-05-02 Jerome Lambourg <lambourg@adacore.com> + + * interfac.ads: use pragma No_Elaboration_Code_All. + * s-unstyp.ads: s-unstyp.ads: use pragma No_Elaboration_Code_All. + +2016-05-02 Ed Schonberg <schonberg@adacore.com> + + * sem.adb (Analyze: If node is an error node previously created + by the parser, disable expansion to prevent subsequent glitches + in error recovery. + +2016-05-02 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_ch13.adb (Alignment_Error): Removed. + (Get_Alignment_Value): Code cleanup. + +2016-05-02 Tristan Gingold <gingold@adacore.com> + + * sem_ch3.adb (Analyze_Object_Declaration): Use Has_Protected + to check for the no local protected objects restriction. + +2016-05-02 Hristian Kirtchev <kirtchev@adacore.com> + + * einfo.adb Anonymous_Master now uses Node35. + (Anonymous_Master): Update the assertion and node reference. + (Set_Anonymous_Master): Update the assertion and node reference. + (Write_Field35_Name): Add output for Anonymous_Master. + (Write_Field36_Name): The output is now undefined. + * einfo.ads Update the node and description of attribute + Anonymous_Master. Remove prior occurrences in entities as this + is now a type attribute. + * exp_ch3.adb (Expand_Freeze_Array_Type): Remove local variable + Ins_Node. Anonymous access- to-controlled component types no + longer need finalization masters. The master is now built when + a related allocator is expanded. + (Expand_Freeze_Record_Type): Remove local variable Has_AACC. Do not + detect whether the record type has at least one component of anonymous + access-to- controlled type. These types no longer need finalization + masters. The master is now built when a related allocator is expanded. + * exp_ch4.adb Remove with and use clauses for Lib and Sem_Ch8. + (Current_Anonymous_Master): Removed. + (Expand_N_Allocator): Call Build_Anonymous_Master to create a + finalization master for an anonymous access-to-controlled type. + * exp_ch6.adb (Add_Finalization_Master_Actual_To_Build_In_Place_Call): + Call routine Build_Anonymous_Master to create a finalization master + for an anonymous access-to-controlled type. + * exp_ch7.adb (Allows_Finalization_Master): New routine. + (Build_Anonymous_Master): New routine. + (Build_Finalization_Master): Remove formal parameter + For_Anonymous. Use Allows_Finalization_Master to determine whether + circumstances warrant a finalization master. This routine no + longer creates masters for anonymous access-to-controlled types. + (In_Deallocation_Instance): Removed. + * exp_ch7.ads (Build_Anonymous_Master): New routine. + (Build_Finalization_Master): Remove formal parameter For_Anonymous + and update the comment on usage. + * sem_util.adb (Get_Qualified_Name): New routines. + (Output_Name): Reimplemented. + (Output_Scope): Removed. + * sem_util.ads (Get_Qualified_Name): New routines. + +2016-05-02 Hristian Kirtchev <kirtchev@adacore.com> + + * debug.adb: Document the use of switch -gnatd.H. + * gnat1drv.adb (Adjust_Global_Switches): Set ASIS_GNSA mode when + -gnatd.H is present. + (Gnat1drv): Suppress the call to gigi when ASIS_GNSA mode is active. + * opt.ads: Add new option ASIS_GNSA_Mode. + * sem_ch13.adb (Alignment_Error): New routine. + (Analyze_Attribute_Definition_Clause): Suppress certain errors in + ASIS mode for attribute clause Alignment, Machine_Radix, Size, and + Stream_Size. + (Check_Size): Use routine Size_Too_Small_Error to + suppress certain errors in ASIS mode. + (Get_Alignment_Value): Use routine Alignment_Error to suppress certain + errors in ASIS mode. + (Size_Too_Small_Error): New routine. + +2016-05-02 Arnaud Charlet <charlet@adacore.com> + + * spark_xrefs.ads Description of the spark cross-references + clarified; small style fixes. + * lib-xref-spark_specific.adb (Add_SPARK_Scope, + Detect_And_Add_SPARK_Scope): consider protected types and bodies + as yet another scopes. + (Enclosing_Subprogram_Or_Library_Package): refactored using + Hristian's suggestions; added support for scopes of protected + types and bodies; fix for entries to return the scope of the + enclosing concurrent type, which is consistent with what is + returned for protected subprograms. + * sem_intr.adb: Minor style fix in comment. + +2016-05-02 Hristian Kirtchev <kirtchev@adacore.com> + + * lib-xref.ads, lib-xref-spark_specific.adb, get_spark_xrefs.adb, + put_spark_xrefs.adb: Minor reformatting. + +2016-05-02 Doug Rupp <rupp@adacore.com> + + * g-traceb.ads: Document traceback for ARM. + +2016-05-02 Javier Miranda <miranda@adacore.com> + + * exp_disp.adb (Make_Tags): Do not generate the + external name of interface tags adding the suffix counter since + it causes problems at link time when the IP routines are inlined + across units with optimization. + +2016-05-02 Ed Schonberg <schonberg@adacore.com> + + * einfo.ads, einfo.adb (Predicates_Ignared): new flag to indicate + that predicate checking is disabled for predicated subtypes in + the context of an Assertion_Policy pragma. + * checks.adb (Apply_Predicate_Check): Do nothing if + Predicates_Ignored is true. + * exp_ch3.adb (Expand_Freeze_Enumeration_Type): If + Predicates_Ignores is true, the function Rep_To_Pos does raise + an exception for invalid data. + * exp_ch4.adb (Expand_N_Type_Conversion): IF target is a predicated + type do not apply check if Predicates_Ignored is true. + * exp_ch5.adb (Expand_N_Case_Statement): If Predicates_Ignored + is true, sem_prag.adb: + * sem_ch3.adb (Analyze_Object_Declaration): If Predicates_Ignored + is true do not emit predicate check on initializing expression. + +2016-05-02 Arnaud Charlet <charlet@adacore.com> + + * get_spark_xrefs.adb (Get_Nat, Get_Name): Initialize variables when + they are declared; refine type of a counter from Integer to Natural. + * sem_ch5.adb, gnatcmd.adb, s-intman-posix.adb, eval_fat.adb, + prj.adb, sem_util.adb, s-intman-android.adb, prj-nmsc.adb, sem_ch8.adb, + exp_ch3.adb: Minor editing. + +2016-05-02 Yannick Moy <moy@adacore.com> + + * a-tigeli.adb (Get_Line): Always set Last prior to returning. + +2016-05-02 Yannick Moy <moy@adacore.com> + + * lib-xref.adb: Minor style fix in whitespace of declarations. + * put_spark_xrefs.adb (Put_SPARK_Xrefs): printing of strings + refactored without loops. + * put_spark_xrefs.ads (Write_Info_Str): new formal argument of + generic procedure. + * spark_xrefs.adb (Write_Info_Str): new actual in instantiation + of generic procedure. + +2016-05-02 Arnaud Charlet <charlet@adacore.com> + + * lib-xref-spark_specific.adb (Add_SPARK_Scope): add task type scope. + (Detect_And_Add_SPARK_Scope): detect and add task type scope. + (Enclosing_Subprogram_Or_Package): Respect boundaries of task + and entry declarations. + * spark_xrefs.ads: minor typo in comment. + +2016-05-02 Arnaud Charlet <charlet@adacore.com> + + * make.adb: Minor: avoid an exception when calling gnatmake with + no argument and gnatmake is built with checks on. + * lib-xref-spark_specific.adb: Minor code cleanup. + +2016-05-02 Ed Schonberg <schonberg@adacore.com> + + * sem_util.adb (Normalize_Actuals): Take into account extra + actuals that may have been introduced previously. Normally extra + actuals are introduced when a call is expanded, but a validity + check may copy and reanalyze a call that carries an extra actual + (e.g. an accessibility parameter) before the call itself is + marked Analzyed, and the analysis of the copy has to be able to + cope with the added actual. + +2016-05-02 Bob Duff <duff@adacore.com> + + * sem_ch10.adb (Analyze_Compilation_Unit): Preserve + treeishness. Previous version had Context_Items shared between + the spec and body. + +2016-05-02 Ed Schonberg <schonberg@adacore.com> + + * sem_aggr.adb (Resolve_Aggr_Expression): For both array and + record cases, apply predicate check on component for expression + only if expression has been analyzed already. For expressions + that need to be duplicated when they cover multiple components, + resolution and predicate checking take place later. + +2016-05-02 Olivier Hainque <hainque@adacore.com> + + * a-direct.adb (Delete_Tree): Use full names to designate subdirs + and files therein, instead of local names after a change of + current directory. + +2016-05-02 Thomas Quinot <quinot@adacore.com> + + * freeze.adb (Check_Component_Storage_Order): Get full view of + component type. + +2016-05-02 Hristian Kirtchev <kirtchev@adacore.com> + + * checks.adb, freeze.adb, sem_res.adb, s-stposu.adb, repinfo.adb: + Minor reformatting. + +2016-05-02 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_ch4.adb (Find_Indexing_Operations): Use the underlying type + of the container base type in case the container is a subtype. + * sem_ch5.adb (Analyze_Iterator_Specification): Ensure that + the selector has an entity when checking for a component of a + mutable object. + +2016-05-02 Arnaud Charlet <charlet@adacore.com> + + Remove dead code. + * opt.ads (Latest_Ada_Only): New flag. + * sem_prag.adb, par-prag.adb: Ignore pragma Ada_xx under this flag. + * usage.adb, switch-c.adb: Disable support for -gnatxx under this flag. + * einfo.ads (Has_Predicates, Predicate_Function): + Clarify that Has_Predicates does not imply that Predicate_Function + will return a non-empty entity. + +2016-05-02 Ed Schonberg <schonberg@adacore.com> + + * sem_res.adb (Resolve_Qualified_Expression): Generate a predicate + check if type requires it. + * checks.adb (Apply_Predicate_Check): Disable checks in the + object declaration created for an expression with side-effects + that requires a predicate check to prevent infinite recursion + during expansion. + +2016-05-02 Ed Schonberg <schonberg@adacore.com> + + * sem_ch6.adb (Process_Formals): Check properly the type of a + formal to determine whether a given convention applies to it. + +2016-05-02 Doug Rupp <rupp@adacore.com> + + * tracebak.c: Add incantations for arm-vxworks[67] traceback. + +2016-05-02 Thomas Quinot <quinot@adacore.com> + + * freeze.adb (Check_Component_Storage_Order): Make it a warning, not an + error, to have a component with implicit SSO within a composite type + that has explicit SSO. + +2016-05-02 Bob Duff <duff@adacore.com> + + * s-stposu.adb (Allocate_Any_Controlled): Don't lock/unlock twice. + +2016-05-02 Ed Schonberg <schonberg@adacore.com> + + * repinfo.adb (List_Entities): Make procedure recursive, to + provide representation information for subprograms declared + within subprogram bodies. + +2016-05-02 Arnaud Charlet <charlet@adacore.com> + + * exp_ch5.adb, layout.adb, gnatcmd.adb exp_attr.adb, make.adb, + bindgen.adb, debug.adb, exp_pakd.adb, freeze.adb, sem_util.adb, + gnatlink.adb, switch-m.adb, exp_ch4.adb, repinfo.adb, adabkend.adb, + osint.adb: Remove dead code. + +2016-05-02 Yannick Moy <moy@adacore.com> + + * a-tigeli.adb (Get_Line): Fix bound for test to + decide when to compensate for character 0 added by call to fgets. + +2016-05-02 Ed Schonberg <schonberg@adacore.com> + + * sem_ch4.adb (Analyze_Allocator): If the expression does not + have a subtype indication and the type is an unconstrained tagged + type with defaulted discriminants, create an explicit constraint + for it during analysis to prevent out-of-order freezing actions + on generated classwide types. + +2016-05-02 Javier Miranda <miranda@adacore.com> + + * exp_ch5.adb (Expand_N_Assignment_Statement): + In the runtime check that ensures that the tags of source an + target match, add missing displacement of the pointer to the + objects if they cover interface types. + +2016-05-02 Ed Schonberg <schonberg@adacore.com> + + * sem_attr.adb (Analyze_Attribute, case 'Old): Do not use + base type for attribute when type is discrete: transformation + is not needed for such types, and leads to spurious errors if + the context is a case construct. + +2016-05-02 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/decl.c (elaborate_reference_1): Do not bother about + operand #2 for COMPONENT_REF. + * gcc-interface/utils2.c (gnat_save_expr): Likewise. + (gnat_protect_expr): Likewise. + (gnat_stabilize_reference_1): Likewise. + (gnat_rewrite_reference): Do not bother about operand #3 for ARRAY_REF. + (get_inner_constant_reference): Likewise. + (gnat_invariant_expr): Likewise. + * gcc-interface/trans.c (fold_constant_decl_in_expr): Likewise. + +2016-05-02 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/trans.c (Range_to_gnu): New static function. + (Raise_Error_to_gnu) <N_In>: Call it to translate the range. + (gnat_to_gnu) <N_In>: Likewise. + +2016-04-30 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/Make-lang.in (ACATSCMD): New variable. + (check-acats): Use it. + (check_acats_targets): Likewise. + +2016-04-28 Eric Botcazou <ebotcazou@adacore.com> + + PR ada/70786 + * a-textio.adb (Get_Immediate): Add missing 'not' in expression. + +2016-04-27 Eric Botcazou <ebotcazou@adacore.com> + + * sem_aux.adb (Is_By_Reference_Type): Also return true for a tagged + incomplete type without full view. + * sem_ch6.adb (Exchange_Limited_Views): Change into a function and + return the list of changes. + (Restore_Limited_Views): New procedure to undo the transformation made + by Exchange_Limited_Views. + (Analyze_Subprogram_Body_Helper): Adjust call to Exchange_Limited_Views + and call Restore_Limited_Views at the end, if need be. + (Possible_Freeze): Do not delay freezing because of incomplete types. + (Process_Formals): Remove kludges for class-wide types. + * types.h (By_Copy_Return): Delete. + * gcc-interface/ada-tree.h (TYPE_MAX_ALIGN): Move around. + (TYPE_DUMMY_IN_PROFILE_P): New macro. + * gcc-interface/gigi.h (update_profiles_with): Declare. + (finish_subprog_decl): Likewise. + (get_minimal_subprog_decl): Delete. + (create_subprog_type): Likewise. + (create_param_decl): Adjust prototype. + (create_subprog_decl): Likewise. + * gcc-interface/decl.c (defer_limited_with): Rename into... + (defer_limited_with_list): ...this. + (gnat_to_gnu_entity): Adjust to above renaming. + (finalize_from_limited_with): Likewise. + (tree_entity_vec_map): New structure. + (gt_pch_nx): New helpers. + (dummy_to_subprog_map): New hash table. + (gnat_to_gnu_param): Set the SLOC here. Remove MECH parameter and + add FIRST parameter. Deal with the mechanism here instead of... + Do not make read-only variant of types. Simplify expressions. + In the by-ref case, test the mechanism before must_pass_by_ref + and also TYPE_IS_BY_REFERENCE_P before building the reference type. + (gnat_to_gnu_subprog_type): New static function extracted from... + Do not special-case the type_annotate_only mode. Call + gnat_to_gnu_profile_type instead of gnat_to_gnu_type on return type. + Deal with dummy return types. Likewise for parameter types. Deal + with by-reference types explicitly and add a kludge for null procedures + with untagged incomplete types. Remove assertion on the types and be + prepared for multiple elaboration of the declarations. Skip the whole + CICO processing if the profile is incomplete. Handle the completion of + a previously incomplete profile. + (gnat_to_gnu_entity) <E_Variable>: Rename local variable. + Adjust couple of calls to create_param_decl. + <E_Access_Subprogram_Type, E_Anonymous_Access_Subprogram_Type>: + Remove specific deferring code. + <E_Access_Type>: Also deal with E_Subprogram_Type designated type. + Simplify handling of dummy types and remove obsolete comment. + Constify a couple of variables. Do not set TYPE_UNIVERSAL_ALIASING_P + on dummy types. + <E_Access_Subtype>: Tweak comment and simplify condition. + <E_Subprogram_Type>: ...here. Call it and clean up handling. Remove + obsolete comment and adjust call to gnat_to_gnu_param. Adjust call to + create_subprog_decl. + <E_Incomplete_Type>: Add a couple of 'const' qualifiers and get rid of + inner break statements. Tidy up condition guarding direct use of the + full view. + (get_minimal_subprog_decl): Delete. + (finalize_from_limited_with): Call update_profiles_with on dummy types + with TYPE_DUMMY_IN_PROFILE_P set. + (is_from_limited_with_of_main): Delete. + (associate_subprog_with_dummy_type): New function. + (update_profile): Likewise. + (update_profiles_with): Likewise. + (gnat_to_gnu_profile_type): Likewise. + (init_gnat_decl): Initialize dummy_to_subprog_map. + (destroy_gnat_decl): Destroy dummy_to_subprog_map. + * gcc-interface/misc.c (gnat_get_alias_set): Add guard for accessing + TYPE_UNIVERSAL_ALIASING_P. + (gnat_get_array_descr_info): Minor tweak. + * gcc-interface/trans.c (gigi): Adjust calls to create_subprog_decl. + (build_raise_check): Likewise. + (Compilation_Unit_to_gnu): Likewise. + (Identifier_to_gnu): Accept mismatches coming from a limited context. + (Attribute_to_gnu): Remove kludge for dispatch table entities. + (process_freeze_entity): Do not retrieve old definition if there is an + address clause on the entity. Call update_profiles_with on dummy types + with TYPE_DUMMY_IN_PROFILE_P set. + * gcc-interface/utils.c (build_dummy_unc_pointer_types): Also set + TYPE_REFERENCE_TO to the fat pointer type. + (create_subprog_type): Delete. + (create_param_decl): Remove READONLY parameter. + (finish_subprog_decl): New function extracted from... + (create_subprog_decl): ...here. Call it. Remove CONST_FLAG and + VOLATILE_FLAG parameters and adjust. + (update_pointer_to): Also clear TYPE_REFERENCE_TO in the unconstrained + case. + +2016-04-27 Arnaud Charlet <charlet@adacore.com> + + * aa_util.adb, aa_util.ads: Removed, no longer used. + +2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_prag.adb (Analyze_Pragma): An object + renaming declaration resulting from the expansion of an object + declaration is a suitable context for pragma Ghost. + +2016-04-27 Doug Rupp <rupp@adacore.com> + + * init.c: Refine last checkin so the only requirement is the + signaling compilation unit is compiled with the same mode as + the compilation unit containing the initial landing pad. + +2016-04-27 Ed Schonberg <schonberg@adacore.com> + + * sem_ch13.adb (Valid_Default_Iterator): Better filter of illegal + specifications for Default_Iterator, including overloaded cases + where no interpretations are legal, and return types that are + not iterator types. + +2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> + + * exp_ch5.adb (Expand_N_Assignment_Statement): Do not install + an accessibility check when the left hand side of the assignment + denotes a container cursor. + * exp_util.ads, exp_util.adb (Find_Primitive_Operations): Removed. + * sem_ch4.adb (Find_Indexing_Operations): New routine. + (Try_Container_Indexing): Code cleanup. + +2016-04-27 Arnaud Charlet <charlet@adacore.com> + + * sem_ch10.adb, sem_case.adb: Mark messages udner -gnatwr when needed. + +2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> + + * errout.adb, errutil.adb: Minor reformatting. + +2016-04-27 Ed Schonberg <schonberg@adacore.com> + + * sem_ch13.adb (Analyze_Aspect_Specifications, case Pre/Post): + Check that the classwide version is illegal when the prefix is + an operation of an untagged synchronized type. + +2016-04-27 Arnaud Charlet <charleT@adacore.com> + + * sinput-l.ads, sem_ch13.adb: Minor editing. + +2016-04-27 Doug Rupp <rupp@adacore.com> + + * init.c (__gnat_adjust_context_for_raise) [arm-linux thumb]: + Bump the pc so the lower order bit is set. + +2016-04-27 Ed Schonberg <schonberg@adacore.com> + + * sem_case.adb, sem_case.ads (NO_Op): If appropriate warning is + enabled, report an empty range in a case construct. + +2016-04-27 Arnaud Charlet <charlet@adacore.com> + + * sinput.ads, a-cfdlli.adb, a-crbtgo.adb, a-chtgop.adb, a-cbhama.adb, + a-rbtgbo.adb, a-crdlli.adb, a-chtgbo.adb: Minor editing. + +2016-04-27 Bob Duff <duff@adacore.com> + + * a-chtgop.adb (Adjust): Zero the tampering counts on assignment, + as is done for the other containers. + +2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> + + * ghost.adb (In_Subprogram_Body_Profile): New routine. + (Is_OK_Declaration): Treat an unanalyzed expression + function as an OK context. Treat a reference to a Ghost entity + as OK when it appears within the profile of a subprogram body. + +2016-04-27 Bob Duff <duff@adacore.com> + + * errout.ads: Document the fact that informational messages + don't have to be warnings. + * errout.adb (Error_Msg_Internal): In statistics counts, deal + correctly with informational messages that are not warnings. + (Error_Msg_NEL): Remove useless 'if' aroung Set_Posted, because + Set_Posted already checks for errors and ignores others. + * erroutc.adb (Prescan_Message): Set Is_Serious_Error to False + if Is_Info_Msg; the previous code was assuming that Is_Info_Msg + implies Is_Warning_Msg. + * errutil.adb (Error_Msg): In statistics counts, deal correctly + with informational messages that are not warnings. + +2016-04-27 Ed Schonberg <schonberg@adacore.com> + + * sem_util.ads, sem_util.adb (Is_Null_Record_Type): New predicate + to determine whether a record type is a null record. + * sem_ch3.adb (Analyze_Object_Declaration): If the type is a + null record and there is no expression in the declaration, + no predicate check applies to the object. + +2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_ch7.adb (Analyze_Package_Body_Helper): The body of an + instantiated package should not cause freezing of previous contracts. + +2016-04-27 Ed Schonberg <schonberg@adacore.com> + + * sem_dim.adb (Analyze_Dimension): Handle subtype declarations + that do not come from source. + (Analyze_Dimension_Subtype_Declaration): Allow confirming + dimensions on subtype entity, either inherited from base type + or provided by aspect specification. + +2016-04-27 Ed Schonberg <schonberg@adacore.com> + + * s-gearop.ads (Matrix_Vector_Solution, Matrix_Matrix_Solution): + Add scalar formal object Zero, to allow detection and report + when the matrix is singular. + * s-gearop.adb (Matrix_Vector_Solution, Matrix_Matrix_Solution): + Raise Constraint_Error if the Forward_Eliminate pass has + determined that determinant is Zero.o + * s-ngrear.adb (Solve): Add actual for Zero in corresponding + instantiations. + * s-ngcoar.adb (Solve): Ditto. + +2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_ch3.adb: Minor reformatting. + +2016-04-27 Ed Schonberg <schonberg@adacore.com> + + * sem_dim.adb (Analyze_Dimension, case N_Identifier): Check + that identifier has a usable type before analysis, to handle + properly identifiers introduced after some lexical/syntactic + recovery that created new identifiers. + +2016-04-27 Bob Duff <duff@adacore.com> + + * a-coinve.adb, a-comutr.adb, a-conhel.adb, a-convec.adb, + exp_util.adb: Remove assertions that can fail in obscure cases when + assertions are turned on but tampering checks are turned off. + +2016-04-27 Javier Miranda <miranda@adacore.com> + + * exp_ch6.adb (Add_Call_By_Copy_Code, + Add_Simple_Call_By_Copy_Code, Expand_Actuals): Handle formals + whose type comes from the limited view. + +2016-04-27 Yannick Moy <moy@adacore.com> + + * a-textio.adb: Complete previous patch. + +2016-04-27 Yannick Moy <moy@adacore.com> + + * inline.adb (Expand_Inlined_Call): Use Cannot_Inline instead of + Error_Msg_N to issue message about impossibility to inline call, + with slight change of message. + +2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> + + * exp_spark.adb (Expand_Potential_Renaming): Removed. + (Expand_SPARK): Update the call to expand a potential renaming. + (Expand_SPARK_Potential_Renaming): New routine. + * exp_spark.ads (Expand_SPARK_Potential_Renaming): New routine. + * sem.adb Add with and use clauses for Exp_SPARK. + (Analyze): Expand a non-overloaded potential renaming for SPARK. + +2016-04-27 Ed Schonberg <schonberg@adacore.com> + + * sem_ch3.adb (Constrain_Discriminated_Type): In an instance, + check full view for the presence of defaulted discriminants, + even when the partial view of a private type has no visible and + no unknown discriminants. + +2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> + + * lib-xref.adb, exp_ch3.adb: Minor reformatting. + +2016-04-27 Nicolas Roche <roche@adacore.com> + + * rtinit.c: Add weak symbol __gnat_do_argv_expansion. + +2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_prag.adb (Process_Atomic_Independent_Shared_Volatile): Code + cleanup. Check the original node when trying to determine the node kind + of pragma Volatile's argument to account for untagged derivations + where the type is transformed into a constrained subtype. + +2016-04-27 Olivier Hainque <hainque@adacore.com> + + * mkdir.c (__gnat_mkdir): Rework the vxworks section to use a + consistent posix interface on the caller side. + +2016-04-27 Ed Schonberg <schonberg@adacore.com> + + * sem_ch10.adb (Build_Limited_View, Decorate_Type): If this + is a limited view of a type, initialize the Limited_Dependents + field to catch misuses of the type in a client unit. + +2016-04-27 Thomas Quinot <quinot@adacore.com> + + * a-strunb-shared.adb (Finalize): add missing Reference call. + * s-strhas.adb: minor grammar fix and extension of comment + * sem_ch8.adb: minor whitespace fixes + +2016-04-27 Ed Schonberg <schonberg@adacore.com> + + * lib-xref.adb (Get_Type_Reference): Handle properly the case + of an object declaration whose type definition is a class-wide + subtype and whose expression is a function call that returns a + classwide type. + +2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_util.ads, sem_util.adb (Output_Entity): New routine. + (Output_Name): New routine. + +2016-04-27 Bob Duff <duff@adacore.com> + + * exp_ch3.adb (Rewrite_As_Renaming): Disable previous change for now. + +2016-04-27 Vincent Celier <celier@adacore.com> + + * gnatcmd.adb: For "gnat ls -V -P", recognize switch + --unchecked-shared-lib-imports and set the flag + Opt.Unchecked_Shared_Lib_Imports accordingly. + +2016-04-27 Ed Schonberg <schonberg@adacore.com> + + * sem_prag.adb (Analyze_Pre_Post_Condition_In_Decl_Part): + A generic subprogram is never a primitive operation, and thus + a classwide condition for it is not legal. + +2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_aggr.adb, sem_dim.adb, sem_dim.ads, einfo.adb: Minor + reformatting. + +2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_res.adb (Flag_Effectively_Volatile_Objects): New routine. + (Resolve_Actuals): Flag effectively volatile objects with enabled + property Async_Writers or Effective_Reads as illegal. + * sem_util.adb (Is_OK_Volatile_Context): Comment reformatting. + +2016-04-27 Javier Miranda <miranda@adacore.com> + + * exp_ch3.adb (Make_Predefined_Primitive_Specs): + Do not generate the profile of the equality operator if it has + been explicitly defined as abstract in the parent type. Required + to avoid reporting an spurious error. + +2016-04-27 Ed Schonberg <schonberg@adacore.com> + + * sem_dim.ads, sem_dim.adb (Check_Expression_Dimensions): New + procedure to compute the dimension vector of a scalar expression + and compare it with the dimensions if its expected subtype. Used + for the ultimate components of a multidimensional aggregate, + whose components typically are themselves aggregates that are + expanded separately. Previous to this patch, dimensionality + checking on such aggregates generated spurious errors. + * sem_aggr.adb (Resolve_Array_Aggregate): Use + Check_Expression_Dimensions when needed. + +2016-04-27 Javier Miranda <miranda@adacore.com> + + * einfo.ads, einfo.adb (Corresponding_Function): New attribute + (applicable to E_Procedure). + (Corresponding_Procedure): New attribute (applicable to E_Function). + * exp_util.adb (Build_Procedure_Form): Link the function with + its internally built proc and viceversa. + * sem_ch6.adb (Build_Subprogram_Declaration): Propagate the + attribute Rewritten_For_C and Corresponding_Procedure to the body. + * exp_ch6.adb (Rewritten_For_C_Func_Id): Removed. + (Rewritten_For_C_Proc_Id): Removed. + * exp_unst.adb (Note_Uplevel_Ref): Use the new attribute to + locate the corresponding procedure. + +2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_ch13.adb (Analyze_Aspect_Export_Import): Signal that there is no + corresponding pragma. + +2016-04-27 Bob Duff <duff@adacore.com> + + * exp_ch3.adb: Minor comment improvement. + +2016-04-27 Ed Schonberg <schonberg@adacore.com> + + * exp_ch6.adb (Make_Build_In_Place_Call_In_Object_Declaration): If the + return type is an untagged limited record with only access + discriminants and no controlled components, the return value does not + need to use the secondary stack. + +2016-04-27 Javier Miranda <miranda@adacore.com> + + * exp_util.adb (Remove_Side_Effects): When + generating C code handle object declarations that have + discriminants and are initialized by means of a call to a + function. + +2016-04-27 Ed Schonberg <schonberg@adacore.com> + + * a-textio.adb (Get_Line function): Handle properly the case of + a line that has the same length as the buffer (or a multiple + thereof) and there is no line terminator. + * a-tigeli.adb (Get_Line procedure): Do not store an end_of_file + in the string when there is no previous line terminator and we + need at most one additional character. + +2016-04-27 Arnaud Charlet <charlet@adacore.com> + + * s-rident.ads: Make No_Implicit_Loops non partition wide. + +2016-04-27 Arnaud Charlet <charlet@adacore.com> + + * sem_ch11.adb (Analyze_Handled_Statements): check useless + assignments also in entries and task bodies, not only in + procedures and declaration blocks. + * sem_ch5.adb (Analyze_Block_Statement): check useless + assignements in declaration blocks as part of processing their + handled statement sequence, just like it was done for procedures + and now is also done for entries and task bodies. + * sem_warn.adb (Warn_On_Useless_Assignment): detect boundries + of entries and task bodies just like of procedures. + +2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_util.adb (Is_Volatile_Function): Recognize + a function declared within a protected type as well as the + protected/unprotected version of a function. + +2016-04-27 Bob Duff <duff@adacore.com> + + * exp_ch3.adb (Expand_N_Object_Declaration): Rewrite an object + declaration of the form "X : T := Func (...);", where T is + controlled, as a renaming. + * a-strunb-shared.adb (Finalize): Set the Unbounded_String Object + to be an empty string, instead of null-ing out the Reference. + * exp_util.adb (Needs_Finalization): Remove redundant code. + +2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> + + * aspects.ads Aspects Export and Import do not require delay. They + were classified as delayed aspects, but treated as non-delayed + by the analysis of aspects. + * freeze.adb (Copy_Import_Pragma): New routine. + (Wrap_Imported_Subprogram): Copy the import pragma by first + resetting all semantic fields to avoid an infinite loop when + performing the copy. + * sem_ch13.adb (Analyze_Aspects_At_Freeze_Point): Add + comment on the processing of aspects Export and Import + at the freeze point. + (Analyze_Aspect_Convention: New routine. + (Analyze_Aspect_Export_Import): New routine. + (Analyze_Aspect_External_Link_Name): New routine. + (Analyze_Aspect_External_Or_Link_Name): Removed. + (Analyze_Aspect_Specifications): Factor out the analysis of + aspects Convention, Export, External_Name, Import, and Link_Name + in their respective routines. Aspects Export and Import should + not generate a Boolean pragma because their corresponding pragmas + have a very different syntax. + (Build_Export_Import_Pragma): New routine. + (Get_Interfacing_Aspects): New routine. + +2016-04-27 Eric Botcazou <ebotcazou@adacore.com> + + * inline.adb (Add_Inlined_Body): Overhaul implementation, + robustify handling of -gnatn1, add special treatment for + expression functions. + +2016-04-27 Doug Rupp <rupp@adacore.com> + + * g-traceb.ads: Update comment. + * exp_ch2.adb: minor style fix in object declaration + +2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_elab.adb (Check_Internal_Call): Do not + consider a call when it appears within pragma Initial_Condition + since the pragma is part of the elaboration statements of a + package body and may only call external subprograms or subprograms + whose body is already available. + (Within_Initial_Condition): New routine. + +2016-04-27 Ed Schonberg <schonberg@adacore.com> + + * exp_util.adb (Build_Procedure_Form): Prevent double generation + of the procedure form when dealing with an expression function + whose return type is an array. + * sem_ch3.adb: Fix out-of order Has_Predicates setting. + * exp_ch6.adb: Proper conversion for inherited operation in C. + * sem_ch6.adb: Code cleanup. + +2016-04-27 Hristian Kirtchev <kirtchev@adacore.com> + + * lib-xref.ads, sem_ch10.adb: minor style fix in comment + * g-socket.adb: Minor reformatting. + * sinfo.ads: Minor comment correction. + * sem_warn.ads: minor grammar fix in comment + +2016-04-27 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/gigi.h (gnat_to_gnu_entity): Adjust prototype. + (maybe_pad_type): Adjust comment. + (finish_record_type): Likewise. + (rest_of_record_type_compilation): Likewise. + * gcc-interface/decl.c (gnat_to_gnu_entity): Change DEFINITION type + parameter from integer to boolean. Adjust recursive calls. + <E_Subprogram_Type>: Use copy_type and remove redundant assignments. + <E_Signed_Integer_Subtype>: Adjust comment. Remove call to + rest_of_record_type_compilation. Set TYPE_PADDING_P flag earlier. + Pass false to finish_record_type. Set the debug type later. + <E_Record_Subtype>: Remove call to rest_of_record_type_compilation. + (gnat_to_gnu_component_type): Fix formatting. + (gnat_to_gnu_field_decl): Adjust call to gnat_to_gnu_entity. + (gnat_to_gnu_type): Likewise. + * gcc-interface/trans.c (Identifier_to_gnu): Likewise. + (Loop_Statement_to_gnu): Likewise. + (Subprogram_Body_to_gnu): Likewise. + (Exception_Handler_to_gnu_fe_sjlj): Likewise. + (Exception_Handler_to_gnu_gcc): Likewise. + (Compilation_Unit_to_gnu): Likewise. + (gnat_to_gnu): Likewise. + (push_exception_label_stack): Likewise. + (elaborate_all_entities_for_package): Likewise. + (process_freeze_entity): Likewise. + (process_decls): Likewise. + (process_type): Likewise. + * gcc-interface/utils.c (struct deferred_decl_context_node): Tweak. + (maybe_pad_type): Adjust comments. Set the debug type later. Remove + call to rest_of_record_type_compilation. + (rest_of_record_type_compilation): Use copy_type. + (copy_type): Use correctly typed constants. + (gnat_signed_or_unsigned_type_for): Use copy_type. + * gcc-interface/utils2.c (nonbinary_modular_operation): Likewise. + (build_goto_raise): Adjust call tognat_to_gnu_entity. + +2016-04-27 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/misc.c (gnat_init): Do not call + internal_reference_types. + +2016-04-27 Svante Signell <svante.signell@gmail.com> + + * gcc-interface/Makefile.in (x86 GNU/Hurd): Use s-osinte-gnu.adb. + * s-osinte-gnu.ads: Small tweaks. + * s-osinte-gnu.adb: New file. + +2016-04-21 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_prag.adb (Match_Constituent): Treat a constant as a legal + constituent even if it is not to prevent spurious errors. + +2016-04-21 Gary Dismukes <dismukes@adacore.com> + + * sem_ch4.adb: Minor typo fixes and reformatting. + +2016-04-21 Dmitriy Anisimkov <anisimko@adacore.com> + + * g-calend.ads (No_Time): The same value in any timezone. + * g-socket.adb (Raise_Host_Error): Remove ending + dot from original error message before append colon delimited + host name. + +2016-04-21 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_ch3.adb: Code cleanup. + * sem_ch6.adb: Code cleanup. + (Is_Matching_Limited_View): New routine. + (Matches_Limited_With_View): Reimplemented. + * sem_ch10.adb (Decorate_Type): Code cleanup. + +2016-04-21 Doug Rupp <rupp@adacore.com> + + * tracebak.c (PPC ELF): Add macro defs for lynxos178e. + +2016-04-21 Ed Schonberg <schonberg@adacore.com> + + * sem_ch4.adb (Try_Container_Indexing): If there are overloaded + indexing functions, collect all overloadings of the call firts, + and then transfer them to indexing node, to prevent interleaving + of the set of interpretations of the nodes involved. + * sem_res.adb (Resolve): Suppress cascaded errors that report + ambiguities when one of the actuals in an overloaded generatlized + indexing operation is illegal and has type Any_Type, as is done + for similar cascaded errors in subprogram calls. + (Valid_Tagged_Conversion): Cleanup conversion checks when one + of the types involved is a class-wide subtype. + +2016-04-21 Ed Schonberg <schonberg@adacore.com> + + * sem_ch12.adb (Load_Parent_Of_Generic): When looking for the + subprogram declaration within a wrapper package, skip pragmas + that may have been generated by aspect specifications on the + generic instance. + +2016-04-21 Javier Miranda <miranda@adacore.com> + + * exp_aggr.adb (Component_Not_OK_For_Backend): Generating C + code return True for array identifiers since the backend needs + to initialize such component by means of memcpy(). + +2016-04-21 Arnaud Charlet <charlet@adacore.com> + + * a-tasatt.adb, a-tasatt.ads (Fast_Path): Rewritten to avoid reading + potentially uninitialized memory. + * sem_ch3.adb: Minor style fix in comment. + +2016-04-21 Arnaud Charlet <charlet@adacore.com> + + * gnat_rm.texi, gnat_ugn.texi, + doc/gnat_ugn/gnat_project_manager.rst, + doc/gnat_ugn/building_executable_programs_with_gnat.rst, + doc/gnat_ugn/gnat_and_program_execution.rst, + doc/gnat_ugn/gnat_utility_programs.rst, + doc/gnat_ugn/the_gnat_compilation_model.rst, + doc/gnat_rm/implementation_defined_attributes.rst, + doc/gnat_rm/standard_and_implementation_defined_restrictions.rst, + doc/gnat_rm/implementation_defined_pragmas.rst, + doc/gnat_rm/the_gnat_library.rst, + doc/gnat_rm/implementation_defined_aspects.rst: Update doc. + * doc/Makefile: Cleanups. + +2016-04-21 Hristian Kirtchev <kirtchev@adacore.com> + + * exp_pakd.adb, sem_ch13.adb: Minor reformatting. + +2016-04-21 Ed Schonberg <schonberg@adacore.com> + + * exp_dbug.adb, exp_dbug.ads (Qualify_Entity_Name): Add suffixes to + disambiguate local variables that may be hidden from inner visibility + by nested block declarations or loop variables. + +2016-04-21 Jerome Lambourg <lambourg@adacore.com> + + * s-soflin.adb: Initialize the Stack_Limit global variable. + +2016-04-21 Hristian Kirtchev <kirtchev@adacore.com> + + * lib-writ.adb: Minor reformatting. + +2016-04-21 Ed Schonberg <schonberg@adacore.com> + + * exp_pakd.adb (Compute_Number_Components): New function to + build an expression that computes the number of a components of + an array that may be multidimensional. + (Expan_Packed_Eq): Use it. + +2016-04-21 Arnaud Charlet <charlet@adacore.com> + + * g-traceb.ads: Update list of supported platforms. + +2016-04-21 Ed Schonberg <schonberg@adacore.com> + + * sem_ch13.adb (Add_Predicates): if the type is declared in + an inner package it may be frozen outside of the package, and + the generated pragma has not been analyzed yet, the expression + for the predicate must be captured and added to the predicate + function at this point. + +2016-04-21 Hristian Kirtchev <kirtchev@adacore.com> + + * contracts.adb (Analyze_Package_Body_Contract): Do not check + for a missing package refinement because 1) packages do not have + "refinement" and 2) the check for proper state refinement is + performed in a different place. + * einfo.adb (Has_Non_Null_Visible_Refinement): Reimplemented. + (Has_Null_Visible_Refinement): Reimplemented. + * sem_ch3.adb (Analyze_Declarations): Determine whether all + abstract states have received a refinement and if not, emit + errors. + * sem_ch7.adb (Analyze_Package_Declaration): Code + cleanup. Determine whether all abstract states of the + package and any nested packages have received a refinement + and if not, emit errors. + (Requires_Completion_In_Body): Add new formal parameter + Do_Abstract_States. Update the comment on usage. Propagate the + Do_Abstract_States flag to all Unit_Requires_Body calls. + (Unit_Requires_Body): Remove formal + parameter Ignore_Abstract_States. Add new formal paramter + Do_Abstract_States. Propagate the Do_Abstract_States flag to + all Requires_Completion_In calls. + * sem_ch7.ads (Unit_Requires_Body): Remove formal + parameter Ignore_Abstract_States. Add new formal paramter + Do_Abstract_States. Update the comment on usage. + * sem_ch9.adb (Analyze_Single_Protected_Declaration): Do + not initialize the constituent list as this is now done on a + need-to-add-element basis. + (Analyze_Single_Task_Declaration): + Do not initialize the constituent list as this is now done on + a need-to-add-element basis. + * sem_ch10.adb (Decorate_State): Do not initialize the constituent + lists as this is now done on a need-to-add-element basis. + * sem_prag.adb (Analyze_Constituent): Set the + refinement constituents when adding a new element. + (Analyze_Part_Of_In_Decl_Part): Set the Part_Of constituents when + adding a new element. + (Analyze_Part_Of_Option): Set the Part_Of + constituents when adding a new element. + (Analyze_Pragma): Set the Part_Of constituents when adding a new + element. + (Check_Constituent_Usage (all versions)): Reimplemented. + (Collect_Constituent): Set the refinement constituents when adding + a new element. + (Create_Abstract_State): Do not initialize the + constituent lists as this is now done on a need-to-add-element basis. + (Propagate_Part_Of): Set the Part_Of constituents when + adding a new element. + * sem_util.adb (Check_State_Refinements): New routine. + (Has_Non_Null_Refinement): Reimplemented. + (Has_Null_Refinement): Reimplemented. + (Requires_State_Refinement): Removed. + * sem_util.ads (Check_State_Refinements): New routine. + (Requires_State_Refinement): Removed. + +2016-04-21 Hristian Kirtchev <kirtchev@adacore.com> + + * lib-writ.adb, sem_ch6.adb: Minor reformatting and code cleanup. + * sem.adb: Fix comment. + +2016-04-21 Ed Schonberg <schonberg@adacore.com> + + * sem_ch3.adb (Analyze_Subtype_Declaration): A subtype + declaration with no aspects, whose subtype_mark is a subtype + with predicates, inherits the list of subprograms for the type. + +2016-04-21 Arnaud Charlet <charlet@adacore.com> + + * exp_aggr.adb (Has_Per_Object_Constraint): Refine previous + change. + +2016-04-21 Thomas Quinot <quinot@adacore.com> + + * g-socket.adb (Raise_Host_Error): Include additional Name parameter. + +2016-04-21 Ed Schonberg <schonberg@adacore.com> + + * lib-writ.adb (Write_ALI): Do not record in ali file units + that are present in the files table but not analyzed. These + units are present because they appear in the context of units + named in limited_with clauses, and the unit being compiled does + not depend semantically on them. + +2016-04-21 Ed Schonberg <schonberg@adacore.com> + + * sem_ch6.adb (Analyze_Subprogram_Body_Helper): Simplify code to + create the procedure body for an function returning an array type, + when generating C code. Reuse the subprogram body rather than + creating a new one, both as an efficiency measure and because + in an instance the body may contain global references that must + be preserved. + +2016-04-21 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_ch3.adb, exp_attr.adb, exp_ch6.adb, exp_aggr.adb: Minor + reformatting. + +2016-04-21 Javier Miranda <miranda@adacore.com> + + * exp_aggr.adb (Component_Check): Extend + the check that verifies that the aggregate has no function + calls to handle transformations performed by the frontend. + (Ultimate_Original_Expression): New subprogram. + +2016-04-21 Philippe Gil <gil@adacore.com> + + * krunch.adb (Krunch): Fix krunching of i-java. + +2016-04-21 Arnaud Charlet <charlet@adacore.com> + + * exp_ch8.adb (Evaluation_Required): Always return + True when Modify_Tree_For_C. + +2016-04-21 Eric Botcazou <ebotcazou@adacore.com> + + * gnatlink.adb (Gnatlink): Robustify detection of Windows target. + * alloc.ads: Minor comment fixes. + * einfo.ads: Fix typo. + +2016-04-21 Arnaud Charlet <charlet@adacore.com> + + * exp_aggr.adb (Component_Not_OK_For_Backend): Redo previous + changes to handle all cases of components depending on the + discriminant, not just string literals. + +2016-04-21 Ed Schonberg <schonberg@adacore.com> + + * sem_ch3.adb (Analyze_Subtype_Declaration): If the subtype + declaration is the generated declaration for a generic actual, + inherit predicates from the actual if it is a predicated subtype. + +2016-04-21 Ed Schonberg <schonberg@adacore.com> + + * exp_ch6.adb (Rewrite_Function_Call_For_C): If the function is + inherited and its result is controlling, introduce a conversion + on the actual for the corresponding procedure call, to avoid + spurious type errors. + +2016-04-21 Jerome Lambourg <lambourg@adacore.com> + + * krunch.adb (Krunch): Fix krunching of i-vxworks. + +2016-04-21 Gary Dismukes <dismukes@adacore.com> + + * exp_aggr.adb: Minor reformatting and code cleanup. + +2016-04-21 Ed Schonberg <schonberg@adacore.com> + + * sem_ch13.adb (Resolve_Name): Omit quantified expressions from + resolution, because they introduce local names. Full resolution + will take place when predicate function is constructed. + +2016-04-21 Arnaud Charlet <charlet@adacore.com> + + * exp_aggr.adb (Component_Not_OK_For_Backend): Refine previous + change to take into account Per_Object_Constraint field rather + than special casing strings. + * exp_ch6.adb: Fix typo in Replace_Returns. + +2016-04-21 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_ch5.adb: Minor reformatting. + +2016-04-21 Arnaud Charlet <charlet@adacore.com> + + * exp_aggr.adb (Backend_Processing_Possible): Return False + when generating C and aggregate contains function calls. + +2016-04-21 Tristan Gingold <gingold@adacore.com> + + * krunch.adb (Krunch): Only partially krunch children of + Interfaces that aren't known. + +2016-04-21 Ed Schonberg <schonberg@adacore.com> + + * sem_prag.adb (Make_Inline): Handle properly the instantiation + of a generic subpprogram that carries an Inline aspect. Place + inline info on the anonymous subprogram that is constructed in + the wrapper package. + (Analyze_Pragma, case Pure): Do not check placement if pragma + appears within an instantiation, which can be nested at any level. + * sem_ch12.adb (Analyze_Instance_And_Renamings): Do not copy Freeze + node from anonymous subprogram to its visible renaming. The + freeze node will be constructed if the subprogram carries + delayed aspects. + (Set_Global): Preserve dimension information if present (from + code reading). + +2016-04-21 Vasiliy Fofanov <fofanov@adacore.com> + + * gnatlink.adb: Change wording of the warning message on + problematic filenames to be more neutral. Add a new substring + "patch" introduced on Windows 10. + +2016-04-21 Philippe Gil <gil@adacore.com> + + * tracebak.c (__gnat_backtrace): handle bad RIP values (win64 only) + +2016-04-21 Javier Miranda <miranda@adacore.com> + + * exp_aggr.adb (Component_Not_OK_For_Backend): Return true for string + literals. + +2016-04-21 Hristian Kirtchev <kirtchev@adacore.com> + + * einfo.adb (Has_Non_Null_Abstract_State): New routine. + * einfo.ads New synthesized attribute + Has_Non_Null_Abstract_State along with occurrences in entities. + (Has_Non_Null_Abstract_State): New routine. + * sem_ch7.adb (Unit_Requires_Body): Add local variable + Requires_Body. A package declaring an abstract state requires + a body only when the state is non-null and the package contains + at least one other construct that requires completion in a body. + * sem_util.adb (Mode_Is_Off): Removed. + (Requires_State_Refinement): Remove an obsolete check. Code + cleanup. + +2016-04-21 Bob Duff <duff@adacore.com> + + * sem_attr.adb (Analyze_Attribute): In processing + the 'Old attribute, a warning is given for infinite recursion. Fix + the code to not crash when the prefix of 'Old denotes a protected + function. + * sem_ch5.adb (Analyze_Iterator_Specification): + Avoid calling Is_Dependent_Component_Of_Mutable_Object in cases + where the parameter would not be an object. + +2016-04-21 Eric Botcazou <ebotcazou@adacore.com> + + * sem_eval.adb (Compile_Time_Compare): Be prepared for an empty + Etype or Underlying_Type of the operands. + +2016-04-21 Eric Botcazou <ebotcazou@adacore.com> + + * atree.adb (Print_Statistics): Protect against overflows and + print the memory consumption in bytes. + * table.adb (Reallocate): Do the intermediate calculation of the new + size using the Memory.size_t type. + +2016-04-21 Gary Dismukes <dismukes@adacore.com> + + * exp_attr.adb (Is_Inline_Floating_Point_Attribute): Suppress + expansion of Attribute_Machine and Attribute_Model for AAMP. + +2016-04-21 Ed Schonberg <schonberg@adacore.com> + + * freeze.adb: Disable previous change for now. + +2016-04-21 Ed Schonberg <schonberg@adacore.com> + + * sem_ch8.adb (Find_Selected_Component): If prefix has an + access type and designated type is a limited view, introduce + an explicit dereference before continuing the analysis, and + set its type to the non-limited view of the designated type, + if we are in context where it is available. + +2016-04-21 Ed Schonberg <schonberg@adacore.com> + + * freeze.adb: Freeze profile in ASIS mode. + +2016-04-21 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_aux.ads, sem_aux.adb (Has_Rep_Item): New variant. + * sem_util.adb (Inherit_Rep_Item_Chain): Reimplemented. + +2016-04-21 Hristian Kirtchev <kirtchev@adacore.com> + + * exp_ch6.adb: Minor reformatting. + +2016-04-21 Ed Schonberg <schonberg@adacore.com> + + * sem_ch13.adb: Minor comment update. + +2016-04-21 Ed Schonberg <schonberg@adacore.com> + + * freeze.ads, freeze.adb (Freeze_Entity, Freeze_Before): Add + boolean parameter to determine whether freezing an overloadable + entity freezes its profile as well. This is required by + AI05-019. The call to Freeze_Profile within Freeze_Entity is + conditioned by the value of this flag, whose default is True. + * sem_attr.adb (Resolve_Attribute, case 'Access): The attribute + reference freezes the prefix, but it the prefix is a subprogram + it does not freeze its profile. + +2016-04-21 Javier Miranda <miranda@adacore.com> + + * exp_util.adb (Build_Procedure_Form): No action needed for + subprogram renamings since the backend can generate the call + using the renamed subprogram. This leaves the tree more clean + to the backend. + * exp_ch6.adb (Expand_Call): Extend previous patch for + rewritten-for-c entities to handle subprogram renamings. + (Rewrite_Function_Call_For_C): Handle subprogram renamings. + +2016-04-21 Ed Schonberg <schonberg@adacore.com> + + * sem_ch13.adb: Code cleanup. + +2016-04-21 Ed Schonberg <schonberg@adacore.com> + + * sem_ch6.adb (Analyze_Subprogram_Body_Helper): If the body is + created for SPARK_To_C, the entity must remain invisible so it + does not overload subsequent references to the original function. + * exp_ch6.adb (Build_Procedure_Body_Form, Replace_Returns): + Handle Extended_Return_Statements by replacing it with a block + with assignments and a simple return statement. + * exp_util.adb (Build_Procedure_Form): Make procedure entity + invisible after analyzing declaration, to prevent improper + overloading. + +2016-04-21 Javier Miranda <miranda@adacore.com> + + * sem_ch6.adb (Build_Subprogram_Declaration): Propagate the + attribute Rewritten_For_C to the body since since the expander + may generate calls using that entity. + * exp_ch6.adb (Expand_Call): For internally generated + calls ensure that they reference the entity of the spec + of the called function. + (Rewritten_For_C_Func_Id): New subprogram. + (Rewritten_For_C_Proc_Id): New subprogram. + (Rewrite_Function_Call_For_C): Invoke the new subprogram to + ensure that we skip freezing entities. + * exp_util.adb (Build_Procedure_Form): No action needed if the + procedure was already built. + +2016-04-21 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_ch3.adb, exp_util.adb, sem_ch13.adb, exp_unst.adb: Minor + reformatting. + +2016-04-21 Ed Schonberg <schonberg@adacore.com> + + * sem_util.adb (Denotes_Iterator): Use root type to determine + whether the ultimate ancestor is the predefined iterator + interface pakage. + * exp_ch5.adb (Expand_Iterator_Over_Container): simplify code + and avoid reuse of Pack local variable. + +2016-04-21 Olivier Hainque <hainque@adacore.com> + + * system-vxworks-arm.ads, system-vxworks-sparcv9.ads, + system-vxworks-ppc.ads, system-vxworks-m68k.ads, + system-vxworks-mips.ads, system-vxworks-x86.ads: Define + Executable_Extension to ".out". + +2016-04-21 Javier Miranda <miranda@adacore.com> + + * frontend.adb: Update call to Unnest_Subprograms. + * exp_ch6.ads, exp_ch6.adb, exp_unst.ads, exp_unst.adb + (Unnest_Subprograms): Moved to package exp_unst. + * exp_unst.ads (Unnest_Subprogram): Moved to the body of the + package. + * exp_dbug.adb (Qualify_Entity_Name): Enable qualification of + enumeration literals when generating C code. + +2016-04-21 Javier Miranda <miranda@adacore.com> + + * frontend.adb: Remove call to initialize Exp_Ch6. + * exp_ch6.ads, exp_ch6.adb (Initialize): removed. + (Unest_Entry/Unest_Bodies): Removed. + (Unnest_Subprograms): Code cleanup. + +2016-04-21 Arnaud Charlet <charlet@adacore.com> + + * set_targ.adb (Read_Target_Dependent_Values): + close target description file once its contents is read. + * s-os_lib.adb (Non_Blocking_Spawn, version with Stdout_File + and Stderr_File): Close local file descriptors before spawning + child process. + * exp_util.adb (Containing_Package_With_Ext_Axioms): Limit scope of + local variables to make the code easier to understand and avoid + duplicated calls to Parent and Generic_Parent. + +2016-04-20 Bob Duff <duff@adacore.com> + + * s-os_lib.ads: Minor comment fix. + +2016-04-20 Ed Schonberg <schonberg@adacore.com> + + * exp_ch5.adb (Expand_N_Assignment_Statement): Do no generate + a discriminant check for a type whose partial view has unknown + discriminants when the full view has discriminants with defaults. + +2016-04-20 Javier Miranda <miranda@adacore.com> + + * exp_util.adb (Remove_Side_Effects): When generating C code + remove side effect of type conversion of access to unconstrained + array type. + (Side_Effect_Free): Return false for the type + conversion of access to unconstrained array type when generating + C code. + * sem_res.adb (Resolved_Type_Conversion): Remove side effects + of access to unconstrained array type conversion when generating + C code. + +2016-04-20 Ed Schonberg <schonberg@adacore.com> + + * sem_ch13.adb (Build_Predicate_Function_Declaration): New + function, to construct the declaration of a predicate function + at the end of the current declarative part rather than at the + (possibly later) freeze point of the type. This also allows uses + of a type with predicates in instantiations elsewhere. + (Resolve_Aspect_Expression): New procedure to detect visiblity + errors in aspect expressions, at the end of the declarative part + that includes the type declaration. + * sem_ch3.adb (Complete_Private_Subtype): Propagate properly the + predicate function from private to full view. + * einfo.adb (Predicate_Function): Refine search for predicate + function when type has a full view and predicate function may + be defined on either view. + +2016-04-20 Javier Miranda <miranda@adacore.com> + + * frontend.adb: Passing the root of the tree to + Unnest_Subprograms(). + * exp_ch6.adb (Expand_N_Subprogram_Body): Remove code that + took care of adding subprograms to the Unest_Bodies table since + performing such action too early disables the ability to process + generic instantiations. + (Unnest_Subprograms): Adding parameter. + (Search_Unnesting_Subprograms): New subprogram. + * exp_ch6.ads (Unnest_Subrograms): Update documentation. + +2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> + + * exp_util.adb, freeze.adb, sem_util.adb: Minor reformatting. + +2016-04-20 Ed Schonberg <schonberg@adacore.com> + + * exp_unst.adb (Check_Static_Type): For a private type, check + full view. + +2016-04-20 Ed Schonberg <schonberg@adacore.com> + + * sem_attr.adb (Check_Type): Reject an attribute reference in + an aspect expression, when the prefix of the reference is the + current instance of the type to which the aspect applies. + +2016-04-20 Bob Duff <duff@adacore.com> + + * sem_ch6.adb (Enter_Overloaded_Entity): Do not warn about + hiding unless we're actually hiding something. The previous + code would (for example) warn about a "<" on a record type + because it incorrectly thought it was hiding the "<" on Boolean + in Standard. We need to check that the homonym S is in fact a + homograph of a predefined operator. + +2016-04-20 Ed Schonberg <schonberg@adacore.com> + + * exp_util.ads, exp_util.adb (Build_Procedure_Form): Moved here + from exp_ch6.adb, for use in SPARK_To_C mode when creating the + procedure equivalent to a function returning an array, when this + construction is deferred to the freeze point of the function. + * sem_util.adb (Is_Unchecked_Conversion_Instance): Include a + function that renames an instance of Unchecked_Conversion. + * freeze.adb (Freeze_Subprogram): Generate the proper procedure + declaration for a function returning an array. + * exp_ch6.adb (Build_Procedure_Form): Moved to exp_util. + +2016-04-20 Ed Schonberg <schonberg@adacore.com> + + * sem_util.ads, sem_util.adb (Is_Expanded_Priority_Attribute): + New predicate to determine that in a context with full run-time, + a function call is an expansion of a reference to attribute + Priority. + * sem_ch5.adb (Analyze_Function_Call): use it. + * exp_ch5.adb (Expand_N_Subprogram_Call): use it. + +2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> + + * einfo.adb Flag286 is now used as Is_Exception_Handler. + (Is_Exception_Handler): New routine. + (Set_Is_Exception_Handler): New routine. + (Write_Entity_Flags): Output the status of Is_Exception_Handler. + * einfo.ads New attribute Is_Exception_Handler along with + occurrences in entities. + (Is_Exception_Handler): New routine along with pragma Inline. + (Set_Is_Exception_Handler): New routine along with pragma Inline. + * exp_ch7.adb (Make_Transient_Block): Ignore blocks generated + for exception handlers with a choice parameter. + * sem_ch11.adb (Analyze_Exception_Handlers): Mark the scope + generated for a choice parameter as an exception handler. + +2016-04-20 Ed Schonberg <schonberg@adacore.com> + + * sem_ch3.adb (Build_Derived_Access_Type): Remove dead code. + (Constrain_Discriminated_Type): In an instance, if the type has + unknown discriminants, use its full view. + (Process_Subtype): Check that the base type is private before + adding subtype to Private_Dependents list. + +2016-04-20 Bob Duff <duff@adacore.com> + + * sem_ch13.adb: Minor comment fix. + +2016-04-20 Yannick Moy <moy@adacore.com> + + * sem_ch4.adb: Fix typos in comments. + * sem_res.adb (Resolve_Case_Expression): Fix type of case alternatives. + +2016-04-20 Ed Schonberg <schonberg@adacore.com> + + * sem_ch4.adb (Analyze_Selected_Component): A reference to the + current instance of a task type is legal if the prefix is an + expression of that task type and the selector is an entry or + entry family. + +2016-04-20 Arnaud Charlet <charlet@adacore.com> + + * a-cfdlli.ads (List): Type is no longer tagged, not needed. Move + varsize field at the end for efficiency. + +2016-04-20 Vincent Celier <celier@adacore.com> + + * gnatcmd.adb: Do not invoke gprls when the invocation of "gnat + ls" includes the switch -V. + * clean.adb: "<target>-gnatclean -P" now calls "gprclean + --target=<target>" + * make.adb: "<target>-gnatmake -P" now calls "gprbuild + --target=<target>" + +2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_ch12.adb (Qualify_Type): Do not perform + partial qualification when the immediate scope is a generic unit. + +2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> + + * exp_unst.adb: Minor reformatting. + +2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> + + * exp_ch4.adb (Expand_Allocator_Expression): Ensure that the + tag assignment and adjustment preceed the accessibility check. + * exp_ch7.adb (Is_Subprogram_Call): Reimplemented. + +2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> + + * exp_prag.adb (Expand_Attributes): Ensure that + the temporary used to capture the value of attribute 'Old's + prefix is properly initialized. + +2016-04-20 Javier Miranda <miranda@adacore.com> + + * exp_unst.ads, exp_unst.adb (Get_Level, Subp_Index): Moved to library + level. + +2016-04-20 Arnaud Charlet <charlet@adacore.com> + + * sem_ch9.adb (Analyze_Task_Type_Declaration): Shut down warning + in codepeer mode. + +2016-04-20 Vincent Celier <celier@adacore.com> + + * make.adb: Code cleanup. + +2016-04-20 Arnaud Charlet <charlet@adacore.com> + + * exp_ch4.adb (Expand_Allocator_Expression): Help C code + generation. + +2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_ch12.adb (Copy_Generic_Node): Handle the special + qualification installed for universal literals that act as + operands in binary or unary operators. (Qualify_Operand): Mark + the qualification to signal the instantiation mechanism how to + handle global reference propagation. + * sinfo.adb (Is_Qualified_Universal_Literal): New routine. + (Set_Is_Qualified_Universal_Literal): New routine. + * sinfo.ads New attribute Is_Qualified_Universal_Literal along + with occurrences in nodes. + (Is_Qualified_Universal_Literal): + New routine along with pragma Inline. + (Set_Is_Qualified_Universal_Literal): New routine along with + pragma Inline. + +2016-04-20 Ed Schonberg <schonberg@adacore.com> + + * sem.adb (Do_Analyze): Save and restore Style_Max_Line_Length + so that the corresponding checks are preserved across compilations + that include System.Constants in their context. + +2016-04-20 Gary Dismukes <dismukes@adacore.com> + + * sem_type.adb: Minor typo fix and reformatting. + * a-conhel.ads: Update comment. + +2016-04-20 Bob Duff <duff@adacore.com> + + * a-cihama.adb, a-cihase.adb, a-coinve.adb (Copy): Rewrite the + code so it doesn't trigger an "uninit var" warning. + +2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_attr.ads Add new table Universal_Type_Attribute. + * sem_util.adb (Yields_Universal_Type): Use a table lookup when + checking attributes. + +2016-04-20 Ed Schonberg <schonberg@adacore.com> + + * exp_aggr.adb (Init_Stored_Discriminants, + Init_Visible_Discriminants): New procedures, subsidiary of + Build_Record_Aggr_Code, to handle properly the construction + of aggregates for a derived type that constrains some parent + discriminants and renames others. + +2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_ch12.adb (Qualify_Universal_Operands): New routine. + (Save_References_In_Operator): Add explicit qualifications in + the generic template for all operands of universal type. + * sem_type.adb (Disambiguate): Update the call to Matches. + (Matches): Reimplemented. + * sem_util.ads, sem_util.adb (Yields_Universal_Type): New routine. + +2016-04-20 Ed Schonberg <schonberg@adacore.com> + + * sem_ch13.adb (Rep_Item_Too_Late): Better error message for + an illegal aspect that freezes the entity to which it applies. + +2016-04-20 Bob Duff <duff@adacore.com> + + * a-stwibo.ads, a-stzbou.ads + ("="): Add overriding keyword before function to avoid crash when + compiler is called with -gnatyO (check overriding indicators). + +2016-04-20 Ed Schonberg <schonberg@adacore.com> + + * sem_prag.adb (Analyze_Pragma, case Check_Policy): If this + is a configuration pragma and it uses the ARG syntax, insert + the rewritten pragma after the current one rather than using + Insert_Actions. + +2016-04-20 Arnaud Charlet <charlet@adacore.com> + + * exp_aggr.adb (Backend_Processing_Possible): Add handling of + C back-end. + +2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> + + * s-imgllu.adb, sem_util.adb, s-imgint.adb, s-imguns.adb, + s-imglli.adb: Minor reformatting. + +2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_res.adb (Rewrite_Renamed_Operator): Do not rewrite the + renamed operator when the associated node appears within a + pre/postcondition. + * sem_util.ads, sem_util.adb (In_Pre_Post_Condition): New routine. + +2016-04-20 Yannick Moy <moy@adacore.com> + + * osint.adb (Relocate_Path): Fix test when Path is shorter than Prefix. + * einfo.adb (Set_Overridden_Operation): Add assertion. + * sem_util.adb (Unique_Entity): for renaming-as-body return the spec + entity. + +2016-04-20 Javier Miranda <miranda@adacore.com> + + * exp_unst.adb (Append_Unique_Call): New subprogram. + (Unnest_Subprogram): Replace the unique occurrence + of Call.Append() by Append_Unique_Call() which protects us from + adding to the Calls table duplicated entries. + +2016-04-20 Arnaud Charlet <charlet@adacore.com> + + * exp_attr.adb (Is_GCC_Target): Fix for C backend. + * xref_lib.ads (Dependencies_Tables): instantiate + Table package with types that guarantee its safe use. + * s-imgllu.adb, s-imgint.adb, s-imguns.adb, s-imglli.adb: Avoid nested + procedures. + +2016-04-20 Arnaud Charlet <charlet@adacore.com> + + * exp_attr.adb (Expand_N_Attribute_Reference [Attribute_Valid]): + Disable expansion when generating C code. + * sinfo.ads, inline.ads: Minor editing. + +2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_util.adb, contracts.adb, ghost.adb, exp_ch6.adb: Minor + reformatting. + +2016-04-20 Javier Miranda <miranda@adacore.com> + + * contracts.adb (Build_Postconditions_Procedure): Code cleanup. + * ghost.adb (Os_OK_Ghost_Context.Is_OK_Declaration): Handle the + declaration of the internally built _postcondition procedure. + +2016-04-20 Arnaud Charlet <charlet@adacore.com> + + * snames.ads-tmpl (Internal_Attribute_Id, Attribute_Class_Array): Fix + indentation. + * sem_util.adb (Is_Unchecked_Conversion_Instance): + defense against library-level renamings of other functions, + which are never instances of Unchecked_Conversion. + * einfo.ads: minor fix of casing in comment + +2016-04-20 Ed Schonberg <schonberg@adacore.com> + + * exp_ch6.adb (Expand_N_Subprogram_Stub): Do not expand a body + that has been analyzed and expanded already. Qualify the names + in the proper body for use in the generation of C code. + +2016-04-20 Javier Miranda <miranda@adacore.com> + + * contracts.adb (Build_Postconditions_Procedure): Force its + inlining when generating C code. + * sem_attr.adb (Analyze_Attribute_Old_Result): Handle inlined + _postconditions when generating C code. + * exp_ch6.adb (Inlined_Subprogram): Inline calls to + _postconditions when generating C code. + * sinfo.ads, sinfo.adb (Corresponding_Spec, Set_Corresponding_Spec): + types of return value and argument changed from Node_Id to + Entity_Id. + +2016-04-20 Vincent Celier <celier@adacore.com> + + * make.adb, clean.adb, gnatname.adb: Revert previous change for now. + +2016-04-20 Eric Botcazou <ebotcazou@adacore.com> + + * sem_ch12.adb (Analyze_Instance_And_Renamings): Do not reset + the Has_Delayed_Freeze flag on the anonymous instance node. + +2016-04-20 Javier Miranda <miranda@adacore.com> + + * sem_ch5.adb (Analyze_Iterator_Specification): Remove transient + scope associated with the renaming object declaration. + * exp_util.adb (Insert_Actions): Remove handling of iterator + loop marked as requiring the secondary stack. + +2016-04-20 Ed Schonberg <schonberg@adacore.com> + + * sem_attr.adb (Analyze_Attribute, case 'Image): Implement + AI12-0124, which extends the functionality of the attribute so it + reflects the semantics of GNAT 'Img when applied to scalar types. + * lib-xref.adb: minor whitespace layout fix. + +2016-04-20 Vincent Celier <celier@adacore.com> + + * clean.adb (Gnatclean): Fail if project file specified and + gprclean is not available. + * gnatname.adb: Fail is -P is used and gprname is not available. + * make.adb (Initialize): Fail if project file specified and + gprbuild is not available. + +2016-04-20 Bob Duff <duff@adacore.com> + + * sem_ch5.adb (Analyze_Iterator_Specification): Do not use secondary + stack when possible. + +2016-04-20 Gary Dismukes <dismukes@adacore.com> + + * par_sco.adb, sem_util.adb, sem_ch13.adb: Minor typo corrections and + reformatting. + +2016-04-20 Ed Schonberg <schonberg@adacore.com> + + * sem_prag.adb (Analyze_Pragma, case Default_Storage_Pool): + If the pragma comes from an aspect specification, verify that + the aspect applies to an entity with a declarative part. + * exp_ch5.adb: Code cleanup. + +2016-04-20 Ed Schonberg <schonberg@adacore.com> + + * sem_res.adb (Resolve_If_Expression): If first expression is + universal, resolve subsequent ones with the corresponding class + type (Any_Integer or Any_Real). + +2016-04-20 Ed Schonberg <schonberg@adacore.com> + + * sem_ch5.adb (Analyze_Iterator_Specification): If expansion is + disabled, complete the analysis of the iterator name to ensure + that reference for entities within are properly generated. + +2016-04-20 Arnaud Charlet <charlet@adacore.com> + + * a-dispat.ads (Yield): add Global contract. + * a-calend.ads, a-reatim.ads: Added Initializes => Clock_Time. + * a-taside.adb: Added Initializes => Tasking_State. + +2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_ch13.adb (Build_Invariant_Procedure): + Reimplement the invariant procedure spec and body insertion. + +2016-04-20 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_ch13.adb (Add_Invariant): Do not replace + the saved expression of an invariatn aspect when inheriting + a class-wide type invariant as this clobbers the existing + expression. Do not use New_Copy_List as it is unnecessary + and leaves the parent pointers referencing the wrong part of + the tree. Do not replace the type references for ASIS when + inheriting a class-wide type invariant as this clobbers the + existing replacement. + +2016-04-20 Ed Schonberg <schonberg@adacore.com> + + * sem_util.adb (Build_Explicit_Dereference): If the designated + expression is an entity name, generate reference to the entity + because it will not be resolved again. + +2016-04-19 Arnaud Charlet <charlet@adacore.com> + + * doc/gnat_rm/standard_and_implementation_defined_restrictions.rst, + gnat_rm.texi: Update documentation. + +2016-04-19 Olivier Hainque <hainque@adacore.com> + + * par_sco.adb (Traverse_One, case N_Case_Statement): + Skip pragmas before the first alternative. + (Traverse_Handled_Statement_Sequence, Exception_Handlers): Likewise. + +2016-04-19 Tristan Gingold <gingold@adacore.com> + + * adaint.c (__gnat_lwp_self): New function (for darwin). + * s-osinte-darwin.ads, s-osinte-darwin.adb (lwp_self): Import + of __gnat_lwp_self. + +2016-04-19 Olivier Hainque <hainque@adacore.com> + + * sem_util.adb (Build_Elaboration_Entity): Always request an + elab counter when preserving control-flow. + +2016-04-19 Olivier Hainque <hainque@adacore.com> + + * sem_ch13.adb (Build_Invariant_Procedure_Declaration): Set + Needs_Debug_Info when producing SCOs. + * par_sco.adb (Traverse_Aspects): Fix categorization of + Type_Invariant to match actual processing as activated depending + on pragma Assertion_Policy. + * sem_prag.adb (Analyze_Pragma): Remove special case for + Name_Invariant regarding SCO generation, which completely disabled + the production of SCOs for Invariant pragmas and aspects. + +2016-04-19 Hristian Kirtchev <kirtchev@adacore.com> + + * checks.adb, sem_util.adb, sem_res.adb, sem_attr.adb: Minor + reformatting. + +2016-04-19 Ed Schonberg <schonberg@adacore.com> + + * freeze.adb (Freeze_Profile): Refine predicate that checks + whether a function that returns a limited view is declared in + another unit and cannot be frozen at this point. + +2016-04-19 Ed Schonberg <schonberg@adacore.com> + + * exp_aggr.adb (Component_Count): Handle properly superflat + arrays, i.e. empty arrays where Hi < Lo - 1, to ensure that the + return value of the function is Natural, rather than leaving + the handling of such arrays to the caller of this function. + +2016-04-19 Arnaud Charlet <charlet@adacore.com> + + * sem_prag.adb, sem_attr.adb, par-prag.adb, exp_aggr.adb, sem_type.adb + sem_ch12.adb, sem_ch3.adb, exp_ch7.adb, exp_ch9.adb: Code cleanup. + * sem_res.adb, sem_util.ads, sem_util.adb (Is_OK_Volatile_Context): + Promoted from being a nested subprogram in Sem_Res.Resolve_Entity_Name + to publicly visible routine in Sem_Util. + +2016-04-19 Ed Schonberg <schonberg@adacore.com> + + * checks.adb (Apply_Parameter_Aliasing_Checks): Do not apply + the check if the type of the actual is By_Reference. + +2016-04-19 Arnaud Charlet <charlet@adacore.com> + + * sem_res.adb (Within_Subprogram_Call): Detect + also nodes that appear in entry calls. + (Resolve_Actuals, Insert_Default): Propagate + dimension information if any, from default expression to the + copy that appears in the list of actuals. + * uintp.ads: minor whitespace fix in comment. + * sem_prag.adb, stringt.adb, inline.adb, lib-xref-spark_specific.adb: + Minor code cleanup. + * set_targ.adb (Set_Targ): convert directly from + Natural to Pos, without intermediate conversion to Int. + +2016-04-19 Arnaud Charlet <charlet@adacore.com> + + * sem_ch6.adb (Process_Formals): Mark suspicious reference to + SPARK RM in comment. + * sem_prag.adb (Analyze_Global_Item): Fix reference to SPARK RM + in comment. + * sem_res.adb (Property_Error, Resolve_Actuals): Fix reference + to SPARK RM in both comment and error message. + +2016-04-19 Eric Botcazou <ebotcazou@adacore.com> + + * sem_ch6.adb (Possible_Freeze): If the type is an incomplete + CW type, then the subprogram must have a delayed freeze. This + ensures that the backend can properly recover the full view when + elaborating the access subprogram declaration. + +2016-04-19 Ed Schonberg <schonberg@adacore.com> + + * sem_attr.adb (Resolve_Attribute, case 'Access): Freeze + overloadable entity if originally overloaded. + +2016-04-19 Arnaud Charlet <charlet@adacore.com> + + * exp_aggr.adb, exp_ch3.adb, exp_ch7.adb, exp_ch9.adb, exp_code.adb, + exp_fixd.adb, namet.adb, osint.adb, osint.ads, par-ch2.adb, + sem_ch10.adb, sem_ch12.adb, sem_disp.adb, sem_elab.adb, sem_elim.adb + sem_util.adb, styleg.adb, styleg.ads, stylesw.ads: Minor code + clean up. + +2016-04-19 Arnaud Charlet <charlet@adacore.com> + + * sem_util.adb (Copy_Node_With_Replacement): + use Set_Comes_From_Source instead of directly manipulating + internals of the node table. + * sem_util.adb (Within_Scope): refactored to remove duplicated code. + * sem_aux.adb (Get_Rep_Pragma, + Subprogram_Body_Entity, Subprogram_Spec): declare variables that + do not change as constants and initialize them in the declaration. + (Get_Rep_Pragma, Subprogram_Body_Entity, Subprogram_Spec): declare + variables that do not change as constants and initialize them + in the declaration. + +2016-04-19 Ed Schonberg <schonberg@adacore.com> + + * sem_res.adb (Resolve_Entry_Call): If the entry has + preconditions it is rewritten by means of a wrapper that + incorporates the original call. Before rewriting generate a + reference to the entry being called to prevent spurious warnings + and provide correct cross-reference information. + +2016-04-19 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_disp.adb (Check_Dispatching_Context): Code cleanup. Add + local constant Scop. Ignore any internally generated loops when + performing the check concerning an abstract subprogram call + without a controlling argument. + * sem_util.ads, sem_util.adb (Current_Scope_No_Loops): New routine. + +2016-04-19 Bob Duff <duff@adacore.com> + + * sem_elab.adb (Check_A_Call): There are cases where we have No + (Ent) after the Alias loop, even when there was no previous error, + so we can't assert that there was an error. + +2016-04-19 Ed Schonberg <schonberg@adacore.com> + + * sem_attr.adb (Analyze_Access_Attribute, OK_Self_Reference): + Reject use of type name as a prefix to 'access within an aggregate + in a context that is not the declarative region of a type. + +2016-04-19 Vincent Celier <celier@adacore.com> + + * gnatcmd.adb: Make "gnat ls -P" invoke gprls Make "gnat bind + -P" invoke "gprbuild -b" Make "gnat link -P" invoke "gprbuild + -l" Fail if the invocation is "gnat find -P" or "gnat xref -P" + Remove anything related to project files + * g-mbdira.adb: minor whitespace cleanup + * g-spipat.adb: minor removal of extra spaces after closing paren + +2016-04-19 Ed Schonberg <schonberg@adacore.com> + + * exp_ch6.adb (Expand_Actuals): If post-statements are present + and the enclosing context is a function call or indexing, build + an Expression_With_Actions for the call. + +2016-04-19 Hristian Kirtchev <kirtchev@adacore.com> + + * lib-writ.adb (Write_With_Lines): Code cleanup. Do not generate + a with line for an ignored Ghost unit. + * sem_ch7.adb (Analyze_Package_Declaration): Add local constant + Par. A child package is Ghost when its parent is Ghost. + * sem_prag.adb (Analyze_Pragma): Pragma Ghost can now apply to + a subprogram declaration that acts as a compilation unit. + +2016-04-18 Michael Matz <matz@suse.de> + + * gcc-interface/decl.c (gnat_to_gnu_entity): Use SET_TYPE_ALIGN. + (gnat_to_gnu_field): Ditto. + (components_to_record): Ditto. + (create_variant_part_from): Ditto. + (copy_and_substitute_in_size): Ditto. + (substitute_in_type): Ditto. + * gcc-interface/utils.c (make_aligning_type): Use SET_TYPE_ALIGN. + (make_packable_type): Ditto. + (maybe_pad_type): Ditto. + (finish_fat_pointer_type): Ditto. + (finish_record_type): Ditto and use SET_DECL_ALIGN. + (rest_of_record_type_compilation): Use SET_TYPE_ALIGN. + (create_field_decl): Use SET_DECL_ALIGN. + +2016-04-18 Arnaud Charlet <charlet@adacore.com> + + * einfo.adb (Overridden_Operation): assert that + function is called for valid arguments. + * sem_aggr.adb, sem_ch3.adb, sem_ch5.adb, sem_type.adb, + s-osinte-vxworks.ads, a-ngcefu.adb, sem_ch10.adb, einfo.ads, + sem_prag.adb, sem_ch12.adb, sem.adb, i-cobol.ads, freeze.adb, + sem_util.adb, a-chtgop.ads, s-rannum.adb, exp_ch6.adb, s-bignum.adb, + s-osinte-freebsd.ads, par-ch5.adb, a-chtgbo.ads, a-cofove.adb: + No space after closing parenthesis except where required for + layout. + * sem_res.adb: Minor reformatting. + +2016-04-18 Arnaud Charlet <charlet@adacore.com> + + * exp_ch4.adb (Expand_N_Case_Expression): Convert into a case + statement when relevant. + +2016-04-18 Bob Duff <duff@adacore.com> + + * a-cuprqu.adb (Enqueue): Properly handle the + case where the new element has a unique priority. + +2016-04-18 Tristan Gingold <gingold@adacore.com> + + * adaint.h: Define stat structures and functions for iOS + simulator. + +2016-04-18 Arnaud Charlet <charlet@adacore.com> + + * sem_res.adb (Resolve_Entry_Call): reset + Is_Overloaded flag after resolving calls to overloaded protected + operations. + * exp_spark.adb (Expand_SPARK): call + Qualify_Entity_Names for tasking nodes, i.e. protected types, + task types and entries. + * exp_ch4.adb (Expand_N_If_Expression): Refine previous change + in case of an unconstrained type. + +2016-04-18 Yannick Moy <moy@adacore.com> + + * sem_eval.adb, sem_eval.ads (Check_Non_Static_Context): Add + comment to document usage of subprogram in GNATprove. + +2016-04-18 Ed Schonberg <schonberg@adacore.com> + + * sem_prag.adb (Analyze_Pragma, case Test_Case): Improve error + message for wrong placement of aspect Test_Case. + +2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> + + * einfo.ads: Update the documentation of attribute Renamed_Object. + * exp_spark.adb (Expand_Potential_Renaming): Reimplemented. + +2016-04-18 Gary Dismukes <dismukes@adacore.com> + + * exp_ch4.adb (Optimize_Length_Comparison): Return immediately + in the case of AAMP (same as for use of the -gnatd.P switch) to + suppress this optimization, which avoids creating a dependence + on the 64-bit arithmetic package. + +2016-04-18 Arnaud Charlet <charlet@adacore.com> + + * exp_ch4.adb: Update comment. + +2016-04-18 Eric Botcazou <ebotcazou@adacore.com> + + * exp_ch6.adb (Expand_Call): Make sure instantiations are + registered only once as pending here. + +2016-04-18 Arnaud Charlet <charlet@adacore.com> + + * exp_ch4.adb, gnat1drv.adb, opt.ads, sem_res.adb + (Minimize_Expression_With_Actions): New flag. + (Adjust_Global_Switches): Set Minimize_Expression_With_Actions + when generating C. + (Resolve_Short_Circuit): Redo previous change + using Minimize_Expression_With_Actions. + (Expand_N_If_Expression, + Expand_Short_Circuit_Operator): Restore old code to avoid + Expression_With_Actions when Minimize_Expression_With_Actions + is set. + +2016-04-18 Vincent Celier <celier@adacore.com> + + * s-os_lib.adb (Non_Blocking_Spawn, version with Stdout_File and + Stderr_File): Close local file descriptors when no longer needed. + +2016-04-18 Ed Schonberg <schonberg@adacore.com> + + * sem_ch5.adb (Analyze_Iterator_Specification): Remove SPARK + mode check that the type of the cursor in an iteration over + a formal container is not volatile. The proper check on the + element type is done elsewhere. + +2016-04-18 Ed Schonberg <schonberg@adacore.com> + + * sem_ch6.adb (Process_Formals): Do not set a delay freeze on + a subprogram that returns a class-wide type, if the subprogram + is a compilation unit, because otherwise gigi will treat the + subprogram as external, leading to link errors. + +2016-04-18 Arnaud Charlet <charlet@adacore.com> + + * sem_res.adb (Resolve_Short_Circuit): Do not use + expression-with-actions when generating C. + +2016-04-18 Yannick Moy <moy@adacore.com> + + * sem_util.adb (Apply_Compile_Time_Constraint_Error): Do not generate + raise node in GNATprove mode. + +2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> + + * s-fileio.adb: Minor reformatting. + * sem_prag.adb (Analyze_Input_Item): Add local + variable Input_OK. Do not consider mappings of generic formal + parameters to actuals. + +2016-04-18 Ed Schonberg <schonberg@adacore.com> + + * sem_ch5.adb (Get_Cursor_Type): If iterator type is a derived + type, the cursor is declared in the scope of the parent type. + (Analyze_Parameter_Specification): A qualified expression with an + iterator type indicates an iteration over a container (explicit + or implicit). + +2016-04-18 Arnaud Charlet <charlet@adacore.com> + + * osint-c.ads, osint-c.adb (Delete_C_File, Delete_H_File): New. + * gnat1drv.adb (Gnat1drv): Delete old C files before regenerating them. + * debug.adb: Reserve -gnatd.4 to force generation of C files. + +2016-04-18 Yannick Moy <moy@adacore.com> + + * sem_eval.adb (Eval_Arithmetic_Op): Do not issue error on static + division by zero, instead possibly issue a warning. + * sem_res.adb (Resolve_Arithmetic_Op): Do not issue error on + static division by zero, instead add check flag on original + expression. + * sem_util.adb, sem_util.ads (Compile_Time_Constraint_Error): + Only issue error when both SPARK_Mode is On and Warn is False. + +2016-04-18 Yannick Moy <moy@adacore.com> + + * checks.adb (Apply_Scalar_Range_Check): Force + warning instead of error when SPARK_Mode is On, on index out of + bounds, and set check flag for GNATprove. + +2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_prag.adb (Check_In_Out_States.Check_Constituent_Usage): + Update the comment on usage. Reimplemented. + (Check_Input_States.Check_Constituent_Usage): Update the comment + on usage. A Proof_In constituent can now refine an Input state + as long as there is at least one Input constituent present. + +2016-04-18 Ed Schonberg <schonberg@adacore.com> + + * sem_ch6.adb (Check_Inline_Pragma): Use the Sloc of the + body id as the sloc of the entity in the generated subprogram + declaration, to avoid spurious conformance errors when style + checks are enabled. + +2016-04-18 Ed Schonberg <schonberg@adacore.com> + + * sem_ch4.adb (Analyze_Selected_Component, Has_Dereference): + Refine check on illegal calls to entities within a task body, + when the entity is declared in an object of the same type. In + a generic context there might be no explicit dereference but if + the prefix includes an access type the construct is legal. + +2016-04-18 Arnaud Charlet <charlet@adacore.com> + + * rtsfind.ads, rtsfind.adb (RE_Id, RE_Unit_Table): add + RE_Default_Priority. + +2016-04-18 Bob Duff <duff@adacore.com> + + * sem_prag.adb (Check_Arg_Is_Local_Name): Don't do the check + if the pragma came from an aspect specification. + +2016-04-18 Gary Dismukes <dismukes@adacore.com> + + * gnat1drv.adb, contracts.adb: Minor reformatting and wording fixes. + +2016-04-18 Ed Schonberg <schonberg@adacore.com> + + * sem_ch6.adb (Analyze_Subprogram_Body_Helper): To suppress + superfluous conformance check on an inlined body with a previous + spec, use the fact that the generated declaration does not come + from source. We must treat the entity as coming from source to + enable some back-end inlining when pragma appears after the body. + +2016-04-18 Gary Dismukes <dismukes@adacore.com> + + * lib-xref-spark_specific.adb, par-ch2.adb, errout.ads, + exp_intr.adb: Minor reformatting and typo corrections. + +2016-04-18 Ed Schonberg <schonberg@adacore.com> + + * sem_ch6.adb: Code cleanup. + +2016-04-18 Thomas Quinot <quinot@adacore.com> + + * sem_ch13.adb: Minor reformatting and error message tweaking + (remove extraneous spaces). + +2016-04-18 Johannes Kanig <kanig@adacore.com> + + * gnat1drv.adb (Gnat1drv): Force loading of System unit for SPARK. + +2016-04-18 Bob Duff <duff@adacore.com> + + * s-fileio.adb (Fopen_Mode): If Mode = Out_File, and the file + exists, and it's a fifo, we use "w" as the open string instead of + "r+". This is necessary to make a write to the fifo block until + a reader is ready. + +2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_attr.adb (Denote_Same_Function): Account + for a special case where a primitive of a tagged type inherits + a class-wide postcondition from a parent type. + +2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> + + * par-ch2.adb (P_Expression_Or_Reserved_Word): New routine. + (P_Pragma): Signal Scan_Pragma_Argument_Association when the use + of reserved words is OK. + (Scan_Pragma_Argument_Association): + Add new formal Reserved_Words_OK and update the comment on + usage. Code cleanup. Parse an expression or a reserved word in + identifier form for pragmas Restriction_Warnings and Restrictions + No_Use_Of_Attribute. + * restrict.adb (Check_Restriction_No_Use_Of_Attribute): + Reimplemented. (Check_Restriction_No_Use_Of_Pragma): Code cleanup. + (Set_Restriction_No_Specification_Of_Aspect): Properly set the warning + flag for an aspect. + (Set_Restriction_No_Use_Of_Attribute): Properly set the warning + flag for an attribute. (Set_Restriction_No_Use_Of_Entity): + Update the parameter profile. + (Set_Restriction_No_Use_Of_Pragma): Properly set the warning flag for + a pragma. + * restrict.ads (Check_Restriction_No_Use_Of_Attribute): Update + the comment on usage. + (Set_Restriction_No_Use_Of_Entity): Update the parameter profile. + * sem_attr.adb (Analyze_Attribute): Check restriction + No_Use_Of_Attribute. + * sem_ch13.adb (Analyze_Attribute_Definition_Clause): Check + restriction No_Use_Of_Attribute before any rewritings have + taken place. + * sem_prag.adb (Analyze_Pragma): Check restriction + No_Use_Of_Pragma before any rewritings have taken place. + +2016-04-18 Bob Duff <duff@adacore.com> + + * sem_ch6.adb (Is_Inline_Pragma): The pragma + argument can be a selected component, which has no Chars field, + so we need to deal with that case (use the Selector_Name). + (Check_Inline_Pragma): We need to test Is_List_Member before + calling In_Same_List, because in case of a library unit, they're + not in lists, so In_Same_List fails an assertion. + +2016-04-18 Bob Duff <duff@adacore.com> + + * namet.ads, namet.adb: Add an Append that appends a + Bounded_String onto a Bounded_String. Probably a little more + efficient than "Append(X, +Y);". Also minor cleanup. + (Append_Decoded, Append_Decoded_With_Brackets, Append_Unqualified, + Append_Unqualified_Decoded): Make sure these work with non-empty + buffers. + * casing.ads, casing.adb (Set_Casing): Pass a Bounded_String + parameter, defaulting to Global_Name_Buffer. + * errout.ads, errout.adb (Adjust_Name_Case): Pass a + Bounded_String parameter, no default. + * exp_ch11.adb (Expand_N_Raise_Statement): Use local + Bounded_String instead of Global_Name_Buffer. + * exp_intr.ads, exp_intr.adb (Write_Entity_Name): Rename it + to Append_Entity_Name, and pass a Bounded_String parameter, + instead of using globals. + (Add_Source_Info): Pass a Bounded_String parameter, instead of + using globals. + (Expand_Source_Info): Use local instead of globals. + * stringt.ads, stringt.adb (Append): Add an Append procedure + for appending a String_Id onto a Bounded_String. + (String_To_Name_Buffer, Add_String_To_Name_Buffer): Rewrite in + terms of Append. + * sem_prag.adb (Set_Error_Msg_To_Profile_Name): Adjust for new + Adjust_Name_Case parameter. + * erroutc.adb, uname.adb: Don't pass D => Mixed_Case to + Set_Casing; that's the default. + * lib-xref-spark_specific.adb (Add_SPARK_Scope): Pretend that calls to + protected subprograms are entry calls; otherwise it is not possible to + distinguish them from regular subprogram calls. + +2016-04-18 Gary Dismukes <dismukes@adacore.com> + + * sem_ch13.adb (Has_Good_Profile): Improvement + of error message. Now indicates subtype_mark of formal parameter + rather than the formal's name, plus minor rewording. + +2016-04-18 Pascal Obry <obry@adacore.com> + + * adaint.c, adaint.h, s-os_lib.ads: Add new routine Current_Process_Id. + +2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> + + * stringt.adb, exp_ch6.adb, sem_ch13.adb: Minor reformatting. + +2016-04-18 Gary Dismukes <dismukes@adacore.com> + + * par-ch4.adb, sem_prag.adb: Minor reformatting. + +2016-04-18 Bob Duff <duff@adacore.com> + + * sinput.ads, sinput.adb (Build_Location_String): Take a + parameter instead of using a global variable. The function + version no longer destroys the Name_Buffer. + * stringt.ads, stringt.adb (String_From_Name_Buffer): Take a + parameter, which defaults to the Global_Name_Buffer, so some + calls can avoid the global. + * exp_ch11.adb, exp_intr.adb: Use new interfaces above + to avoid using globals. All but one call to Build_Location_String + avoids the global. Only one call to String_From_Name_Buffer + avoids it. + +2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> + + * namet.adb, namet.ads, exp_unst.adb: Minor reformatting. + +2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_eval.adb (Choice_Matches): Check the expression + against the predicate values when the choice denotes a + subtype with a static predicate. + (Eval_Membership_Op): Code cleanup. Remove the suspicious guard which + tests for predicates. + (Is_OK_Static_Subtype): A subtype with a dynamic predicate + is not static. (Is_Static_Subtype): A subtype with a dynamic + predicate is not static. + * sem_eval.ads (Is_OK_Static_Subtype): Update the comment on usage. + (Is_Static_Subtype): Update the comment on usage. + +2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_prag.adb (Analyze_Input_Item): Allow + generic formals to appear as initialization items. + +2016-04-18 Ed Schonberg <schonberg@adacore.com> + + * sem_ch13.adb (Analyze_Stream_TSS_Definition, + Has_Good_Profile): Additional error message to indicate that + the second parameter of the subprogram must be a first subtype. + +2016-04-18 Ed Schonberg <schonberg@adacore.com> + + * sem_ch6.adb (Analyze_Subprogram_Body_Helper, Is_Inline_Pragma): + Use the pragma lookahead that determines whether a subprogram + is to be inlined, when some level of backend optimization is + required. + * sem_ch12.ads, sem_ch12.adb (Add_Pending_Instantiation): Factorize + code used to create an instance body when needed for inlining. + * exp_ch6.adb (Expand_Call): When a call is to be inlined, and the + call appears within an instantiation that is not a compilation + unit, add a pending instantiation for the enclosing instance, + so the backend can inline in turn the calls contained in the + inlined body. + +2016-04-18 Ed Schonberg <schonberg@adacore.com> + + * sem_prag.adb (Build_Pragma_Check_Equivalent): The mapping + that relates operations of the parent type to the operations of + the derived type has three distinct sources: + a) explicit operations of the derived type carry an + Overridden_Operation that designates the operation in the + ancestor. + b) Implicit operations that are inherited by the derived type + carry an alias that may be an explicit subprogram (in which case + it may have an Overridden_ Operation indicator) or may also be + inherited and carry its own alias. + c) If the parent type is an interface, the operation of the + derived type does not override, but the interface operation + indicates the operation that implements it. + * sem_prag.adb: Minor reformatting. + * sem_prag.adb (Check_External_Property): Update + the comment on usage. Reimplement. + +2016-04-18 Ed Schonberg <schonberg@adacore.com> + + * exp_ch5.adb (Expand_Assignment_Statement): In restricted + profiles such as ZFP, ceiling priority is not available. + +2016-04-18 Bob Duff <duff@adacore.com> + + * namet-sp.ads: Minor typo fix, ironically in 'Spelling_Checker'. + +2016-04-18 Bob Duff <duff@adacore.com> + + * sem_elab.adb (Output_Calls): Use + Get_Name_String, to clearly indicate that the global Name_Buffer + is being used. The previous code used Is_Internal_Name, which + returns a Boolean, but also has a side effect of setting the + Name_Buffer. Then it called the other Is_Internal_Name, which uses + the Name_Buffer for its input. And then it called Error_Msg_N, + again using the Name_Buffer. We haven't eliminated the global + usage here, but we've made it a bit clearer. + This also allows us to have a side-effect-free version of + Is_Internal_Name. + * namet.ads, namet.adb: Provide a type Bounded_String, along with + routines that can be used without using global variables. Provide + Global_Name_Buffer so existing code can continue to use the + global. Mark the routines that use globals as obsolete. New code + shouldn't call the obsolete ones, and we should clean up existing + code from time to time. + Name_Find_Str is renamed as Name_Find. + * namet.h: Changed as necessary to interface to the new version + of Namet. + * bindgen.adb, exp_unst.adb: Name_Find_Str is renamed as + Name_Find. + +2016-04-18 Yannick Moy <moy@adacore.com> + + * sem_util.adb, sem_util.ads (Has_Full_Default_Initialization): used + outside of GNATprove, hence it should not be removed. + +2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_prag.adb (Analyze_Refinement_Clause): + The refinement of an external abstract state can now mention + non-external constituents. + (Check_External_Property): Update all SPARK RM references. + +2016-04-18 Bob Duff <duff@adacore.com> + + * exp_intr.adb: Remove some duplicated code. + +2016-04-18 Yannick Moy <moy@adacore.com> + + * a-nudira.adb, a-nudira.ads, a-nuflra.adb, a-nuflra.ads: Mark + package spec and body out of SPARK. + +2016-04-18 Johannes Kanig <kanig@adacore.com> + + * spark_xrefs.ads: Minor comment update. + +2016-04-18 Johannes Kanig <kanig@adacore.com> + + * gnat1drv.adb (Gnat1drv): Force loading of System + unit for SPARK. + +2016-04-18 Bob Duff <duff@adacore.com> + + * a-cuprqu.adb: Correction to previous change. If a new node + is inserted at the front of the queue (because it is higher + priority than the previous front node), we need to update + Header.Next_Unequal -- not just in the case where the queue was + previously empty. + +2016-04-18 Bob Duff <duff@adacore.com> + + * a-cuprqu.ads: Change the representation of List_Type from a + singly-linked list to a doubly-linked list. In addition, add a + pointer Next_Unequal, which points past a possibly-long chain + of equal-priority items. This increases efficiency, especially + in the case of many equal-priority items. + * a-cuprqu.adb (Dequeue, Enqueue): Rewrite algorithms to take + advantage of new data structure. + (Finalize): Rewrite in terms of Dequeue, for simplicity. + +2016-04-18 Yannick Moy <moy@adacore.com> + + * contracts.adb (Analyze_Object_Contract, + Analyze_Protected_Contract): Remove tests performed in GNATprove. + * sem_util.adb, sem_util.ads (Has_Full_Default_Initialization): + Remove query for tests performed in GNATprove. + +2016-04-18 Ed Schonberg <schonberg@adacore.com> + + * sem_aggr.adb (Resolve_Record_Aggregate): If + Warn_On_Redundant_Constructs is enabled, report a redundant box + association that does not cover any components, as it done for + redundant others associations in case statements. + +2016-04-18 Ed Schonberg <schonberg@adacore.com> + + * sem_prag.adb (Collect_Inherited_Class_Wide_Conditions): + Analyze the generated Check pragma for an inherited condition so + that it does not freeze the dispatching type of the primitive + operation, because it is pre-analyzed at the point of the + subprogram declaration (and not in the subprogram body, as is + done during regular expansion). + +2016-04-18 Vincent Celier <celier@adacore.com> + + * ali.ads: Increase the range of all _Id types to 100 millions. + +2016-04-18 Gary Dismukes <dismukes@adacore.com> + + * sem_warn.adb (Check_References): Change warning to suggest + using pragma Export rather than saying "volatile has no effect". + +2016-04-18 Bob Duff <duff@adacore.com> + + * g-souinf.ads (Compilation_ISO_Date): New function to return + the current date in ISO form. + * exp_intr.adb (Expand_Source_Info, Add_Source_Info): Expand + a call to Compilation_ISO_Date into a string literal containing + the current date in ISO form. + * exp_intr.ads (Add_Source_Info): Improve documentation. + * sem_intr.adb (Check_Intrinsic_Subprogram): Recognize + Compilation_ISO_Date. + * snames.ads-tmpl (Name_Compilation_ISO_Date): New Name_Id. + +2016-04-18 Eric Botcazou <ebotcazou@adacore.com> + + * layout.adb (Set_Elem_Alignment): Extend setting of alignment + to subtypes that are not first subtypes. + +2016-04-18 Ed Schonberg <schonberg@adacore.com> + + * sem_prag.ads (Collect_Inherited_Class_Wide_Conditions): + Simplify interface. + * sem_prag.adb (Collect_Inherited_Class_Wide_Conditions): Insert + generated pragmas after subprogram declaration, rather than in + the corresponding subprogram body. + * sem_ch6.adb (New_Overloaded_Entity): In GNATProve + mode, if the operation is overridding, call + Collect_Inherited_Class_Wide_Conditions to generate the + corresponding pragmas immediately after the corresponding + subprogram declaration. + +2016-04-18 Arnaud Charlet <charlet@adacore.com> + + * spark_xrefs.ads (Xref_Index, Scope_Index, File_Index): restrict + type to natural numbers. + (Stype): document code characters for concurrent entities. + +2016-04-18 Olivier Hainque <hainque@adacore.com> + + * targparm.ads: Update the Frontend_Exceptions default internal + value. + (Frontend_Exceptions_On_Target): Change default value to True. + +2016-04-18 Ed Schonberg <schonberg@adacore.com> + + * sem_ch4.adb (Analyze_Selected_Component): Refine error + detection when a selected component in the body of a synchronized + type is a reference to an object of the same type declared + elsewhere. The construct is legal if the prefix of the selected + component includes an explicit dereference at any point. + +2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_ch3.adb (Analyze_Object_Declaration): Do not consider + internally generated expressions when trying to determine whether + a formal parameter of a tagged type subject to Extensions_Visible + False is used to initialize an object. + * sem_ch4.adb (Analyze_Type_Conversion): Do not consider + internally generated expressions when trying to determine whether + a formal parameter of a tagged type subject to Extensions_Visible + False is used in a type conversion. + +2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_res.adb (Is_Protected_Operation_Call): + Add guards to account for a non-decorated selected component. + +2016-04-18 Yannick Moy <moy@adacore.com> + + * sem_ch6.adb (Analyze_Subprogram_Body_Helper): Improve + implementation of Body_Has_SPARK_Mode_On. + * sem_prag.adb, sem_prag.ads (Get_SPARK_Mode_From_Annotation): + New function replacing previous Get_SPARK_Mode_From_Pragma, that + deals also with aspects. + (Get_SPARK_Mode_Type): Make function internal again. + * inline.adb, sem_ch7.adb, sem_util.adb: Use new + Get_SPARK_Mode_From_Annotation. + +2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> + + * contracts.adb (Analyze_Object_Contract): Update references to + SPARK RM. + * freeze.adb (Freeze_Entity): Update references to SPARK RM. + * ghost.adb Add with and use clauses for Sem_Disp. + (Check_Ghost_Derivation): Removed. + (Check_Ghost_Overriding): + Reimplemented. (Check_Ghost_Policy): Update references to SPARK RM. + (Check_Ghost_Primitive): New routine. + (Check_Ghost_Refinement): New routine. (Is_OK_Ghost_Context): + Update references to SPARK RM. (Is_OK_Pragma): Update references + to SPARK RM. Predicates are now a valid context for references + to Ghost entities. + * ghost.ads (Check_Ghost_Derivation): Removed. + (Check_Ghost_Overriding): Update the comment on usage. + (Check_Ghost_Primitive): New routine. + (Check_Ghost_Refinement): New routine. + (Remove_Ignored_Ghost_Code): Update references to SPARK RM. + * sem_ch3.adb (Process_Full_View): Remove the now obsolete check + related to Ghost derivations + * sem_ch6.adb (Check_Conformance): Remove now obsolete check + related to the convention-like behavior of pragma Ghost. + (Check_For_Primitive_Subprogram): Verify that the Ghost policy + of a tagged type and its primitive agree. + * sem_prag.adb (Analyze_Pragma): Update references to SPARK + RM. Move the verification of pragma Assertion_Policy Ghost + to the proper place. Remove the now obsolete check related + to Ghost derivations. + (Collect_Constituent): Add a call to Check_Ghost_Refinement. + * sem_res.adb (Resolve_Actuals): Update references to SPARK RM. + +2016-04-18 Eric Botcazou <ebotcazou@adacore.com> + + * layout.adb: Fix more minor typos in comments. + +2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> + + * a-calend.ads, sem_prag.adb, sem_ch6.adb: Minor reformatting. + +2016-04-18 Ed Schonberg <schonberg@adacore.com> + + * sem_ch6.adb (Analyze_Subprogram_Body_Helper): In GNATprove + mode, collect inherited class-wide conditions to generate the + corresponding pragmas. + * sem_prag.ads (Build_Pragma_Check_Equivalent): Moved from contracts + * contracts.adb (Collect_Inherited_Class_Wide_Conditions): New + procedure for overriding subprograms, used to generate the pragmas + corresponding to an inherited class- wide pre- or postcondition. + * sem_prag.adb (Build_Pragma_Check_Equivalent): moved here + from contracts.adb (Replace_Condition_Entities): Subsidiary + Build_Pragma_Check_Equivalent, to implement the proper semantics + of inherited class-wide conditions, as given in AI12-0113. + (Process_Class_Wide_Condition): Removed. + (Collect_Inherited_Class_Wide_Conditions): Iterate over pragmas + in contract of subprogram, to collect inherited class-wide + conditions. + (Build_Pragma_Check_Equivalent): Moved to sem_prag.adb + +2016-04-18 Yannick Moy <moy@adacore.com> + + * a-calend.adb (Ada.Calendar): Mark package body as SPARK_Mode Off. + * a-calend.ads (Ada.Calendar): Mark package spec as + SPARK_Mode and add synchronous external abstract state Clock_Time. + +2016-04-18 Yannick Moy <moy@adacore.com> + + * sem_res.adb (Resolve_Call): Prevent inlining of + calls inside expression functions. Factor previous code issuing + errors to call Cannot_Inline instead, which does appropriate + processing of message for GNATprove. + +2016-04-18 Arnaud Charlet <charlet@adacore.com> + + * einfo.ads, sem_ch3.adb, sem_ch8.adb, osint-l.adb, rtsfind.adb, + osint-b.adb: Cleanups. + +2016-04-18 Yannick Moy <moy@adacore.com> + + * sem_ch6.adb (Analyze_Subprogram_Body_Helper): Only create + body to inline in GNATprove mode when SPARK_Mode On applies to + subprogram body. + * sem_prag.adb, sem_prag.ads (Get_SPARK_Mode_Type): Make function + public. + +2016-04-18 Eric Botcazou <ebotcazou@adacore.com> + + * layout.adb: Fix minor typo in comment. + * inline.adb: Fix minor pasto. + * sem_ch12.ads: Fix minor typos in comments. + +2016-04-18 Ed Schonberg <schonberg@adacore.com> + + * sem_disp.adb (Check_Dispatching_Call): Major rewriting to + handle some complex cases of tag indeterminate calls that are + actuals in other dispatching calls that are themselves tag + indeterminate. + (Check_Dispatching_Context): Add parameter to support recursive + check for an enclosing construct that may provide a tag for a + tag-indeterminate call. + +2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> + + * sem_prag.adb (Analyze_Depends_In_Decl_Part): + Add global variables Task_Input_Seen and Task_Output_Seen. + (Analyze_Global_Item): Detect an illegal use of the current + instance of a single protected/task type in a global annotation. + (Analyze_Input_Output): Inputs and output related to the current + instance of a task unit are now tracked. + (Check_Usage): Require + the presence of the current instance of a task unit only when + one input/output is available. (Current_Task_Instance_Seen): + New routine. + (Is_CCT_Instance): New parameter profile. Update + the comment on usage. The routine now properly recognizes several + cases related to single protected/task types. + +2016-04-18 Hristian Kirtchev <kirtchev@adacore.com> + + * freeze.adb (Freeze_Entity): Use New_Freeze_Node + to create a brand new freeze node. This handles a case where an + ignored Ghost context is freezing something which is not ignored + Ghost and whose freeze node should not be removed from the tree. + (New_Freeze_Node): New routine. + +2016-04-18 Jerome Lambourg <lambourg@adacore.com> + + * sigtramp.h (__gnat_set_is_vxsim) New function to + tell sigtramp-vxworks to handle vxsim signal contexts. * + sigtramp-vxworks.c (__gnat_sigtramp) Take into account the + differences in the sigcontext structure between the expected + regular x86 or x86_64 ones and the ones received in case of + exexution on the vxworks simulator. + * init.c: also compute is_vxsim in case of x86_64-vx7 target. Provide + this information to sigtramp-vxworks.c. Remove the old mechanism for + vxsim. + * init-vxsim.c, sigtramp-vxworks-vxsim.c: remove, now obsolete. + +2016-04-18 Eric Botcazou <ebotcazou@adacore.com> + + * exp_ch3.adb (Inline_Init_Proc): New function returning + whether the initialization procedure of a type should be + inlined. Return again True for controlled type themselves. + (Build_Array_Init_Proc): Call it to set Set_Is_Inlined on Init_Proc. + (Build_Record_Init_Proc): Likewise. + +2016-04-18 Arnaud Charlet <charlet@adacore.com> + + * gnatvsn.ads (Library_Version): Bump to 7. + +2016-04-18 Ed Schonberg <schonberg@adacore.com> + + * sem_ch6.adb (Analyze_Expression_Function): Set Inlined flag + on the entity of a subprogram declaration that is completed by + an expression function. + +2016-04-18 Ed Schonberg <schonberg@adacore.com> + + * sem_util.adb (Is_Current_Instance): A entity given by a subtype + declaration can appear in an aspect specification for a dynamic + predicate, and a pragma for aspect Predicate_Failure. + * exp_util.adb (Replace_Subtype_References): Replace current + occurrences of the subtype to which a dynamic predicate applies, + byt the expression that triggers a predicate check. Needed to + implement new aspect Predicate_Failure. + +2016-04-18 Arnaud Charlet <charlet@adacore.com> + + * a-intsig.ads, a-intsig.adb: Removed, no longer used. + * Makefile.rtl: update accordingly. + +2016-04-18 Eric Botcazou <ebotcazou@adacore.com> + + * sem_type.adb (Disambiguate): Call Covers only when necessary + for standard operators. + +2016-04-18 Eric Botcazou <ebotcazou@adacore.com> + + * atree.ads (Num_Extension_Nodes): Add couple of figures + to comment. + * atree.adb: Add GNAT.Heap_Sort_G dependency. + (Print_Statistics): New exported procedure to print statistics. + +2016-04-18 Eric Botcazou <ebotcazou@adacore.com> + + * exp_ch3.adb (Build_Record_Init_Proc): Do not mark the procedure + as to be inlined if the type needs finalization. + +2016-04-18 Jerome Lambourg <lambourg@adacore.com> + + * sigtramp-vxworks-target.inc: sigtramp-vxworks: force the stack + alignment for x86_64. + * init.c: Better fix for guard page reset on x86_64-vx7. + Do not try to retrieve the page that actually raised + the signal as the probing mechanism used on x86_64 do not allow + such retrieval. We thus just test if the guard page is active, + and re-activate it if not. + +2016-04-18 Arnaud Charlet <charlet@adacore.com> + + * a-sytaco.adb (Suspension_Object): Aspect Default_Initial_Condition + added. + +2016-04-18 Jerome Lambourg <lambourg@adacore.com> + + * affinity.c: Use the proper type for task id. + * init.c (__gnat_inum_to_ivec): ivec is a pointer. + +2016-04-18 Arnaud Charlet <charlet@adacore.com> + + * sem_prag.adb (Process_Convention): Relax rule on exporting + Intrinsic types if Relaxed_RM_Semantics is True. + +2016-04-18 Vincent Celier <celier@adacore.com> + + * sem_ch3.adb, lib.ads, sinfo.ads, sem_ch10.adb, einfo.adb, einfo.ads, + checks.ads, sem_ch12.adb, sem.adb, sem_util.adb, sem_util.ads, + sem_res.adb, sem_attr.adb, par.adb, exp_ch4.adb, errout.ads, + sem_ch4.adb, atree.adb, atree.ads, sem_warn.adb, treepr.adb, + exp_ch3.ads, exp_unst.adb: Change "descendent" to + "descendant" in comments, error messages and identifiers. + * gcc-interface/decl.c: Ditto. + +2016-04-18 Eric Botcazou <ebotcazou@adacore.com> + + * sem_type.adb (Operator_Matches_Spec): Call First_Formal on + New_S only once at the beginning of the function. + +2016-04-02 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/decl.c (components_to_record): Restrict the previous + change to fields with variable size. + +2016-03-27 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/decl.c (components_to_record): Add special case for + single field with representation clause at offset 0. + +2016-03-16 Svante Signell <svante.signell@gmail.com> + + * gcc-interface/Makefile.in: Add support for x86 GNU/Hurd. + * s-osinte-gnu.ads: New file. + +2016-03-13 Eric Botcazou <ebotcazou@adacore.com> + + * system-vxworks-m68k.ads (Stack_Check_Probes): Set to True. + (Stack_Check_Limits): Set to False. + * system-vxworks-mips.ads (Stack_Check_Probes): Set to True. + (Stack_Check_Limits): Set to False. + * system-vxworks-ppc.ads (Stack_Check_Probes): Set to True. + (Stack_Check_Limits): Set to False. + * system-vxworks-sparcv9.ads (Stack_Check_Probes): Set to True. + (Stack_Check_Limits): Set to False. + * system-vxworks-x86.ads (Stack_Check_Probes): Set to True. + (Stack_Check_Limits): Set to False. + +2016-03-07 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/trans.c (statement_node_p): New predicate. + (gnat_to_gnu): Invoke it to detect statement nodes. In ASIS mode, do + not return dummy results for expressions attached to packed array + implementation types. + +2016-03-07 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Variable>: Always mark + the expression of a renaming manually in case #3. + +2016-03-02 Dominik Vogt <vogt@linux.vnet.ibm.com> + + * system-linux-s390.ads: Enable Stack_Check_Probes. + * system-linux-s390.ads: Likewise. + +2016-02-29 Martin Liska <mliska@suse.cz> + + * gcc-interface/utils.c (set_reverse_storage_order_on_pad_type): + Replace ENABLE_CHECKING macro with flag_checking. + +2016-02-29 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Access_Type>: Retrofit + handling of unconstrained array types as designated types into common + processing. Also handle array types as incomplete designated types. + +2016-02-29 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/decl.c (gnat_to_gnu_entity) <Concurrent types>: In + ASIS mode, fully lay out the minimal record type. + +2016-02-29 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/trans.c (finalize_nrv_r): Remove obsolete code. + (build_return_expr): Likewise. + (Call_to_gnu): If this is a function call and there is no target, + create a temporary for the return value for all aggregate types, + but never create it for a return statement. Push a binding level + around the call in more cases. Remove obsolete code. + +2016-02-29 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/ada-tree.h (DECL_RETURN_VALUE_P): New macro. + * gcc-interface/gigi.h (gigi): Remove useless attribute. + (gnat_gimplify_expr): Likewise. + (gnat_to_gnu_external): Declare. + * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Constant>: Factor out + code dealing with the expression of external constants into... + Invoke gnat_to_gnu_external instead. + <E_Variable>: Invoke gnat_to_gnu_external to translate renamed objects + when not for a definition. Deal with COMPOUND_EXPR and variables with + DECL_RETURN_VALUE_P set for renamings and with the case of a dangling + 'reference to a function call in a renaming. Remove obsolete test and + adjust associated comment. + * gcc-interface/trans.c (Call_to_gnu): Set DECL_RETURN_VALUE_P on the + temporaries created to hold the return value, if any. + (gnat_to_gnu_external): ...this. New function. + * gcc-interface/utils.c (create_var_decl): Detect a constant created + to hold 'reference to function call. + * gcc-interface/utils2.c (build_unary_op) <ADDR_EXPR>: Add folding + for COMPOUND_EXPR in the DECL_RETURN_VALUE_P case. + +2016-02-17 Eric Botcazou <ebotcazou@adacore.com> + + * exp_ch4.adb (Expand_N_Indexed_Component): Activate synchronization if + the prefix denotes an entity which Has_Atomic_Components. + * gcc-interface/trans.c (node_is_atomic): Return true if the prefix + denotes an entity which Has_Atomic_Components. + +2016-02-17 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/utils2.c (gnat_protect_expr): Make a SAVE_EXPR only + for fat pointer or scalar types. + +2016-02-16 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/gigi.h (maybe_debug_type): New inline function. + * gcc-interface/misc.c (gnat_get_array_descr_info): Use it. + Call maybe_character_value on the array bounds. Get to the base type + of the index type and call maybe_debug_type on it. + * gcc-interface/utils.c (finish_character_type): Add special treatment + for char_type_node. + +2016-02-16 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/misc.c (gnat_enum_underlying_base_type): New function. + (LANG_HOOKS_ENUM_UNDERLYING_BASE_TYPE): Define to above. + +2016-02-12 Jakub Jelinek <jakub@redhat.com> + + * prj-tree.ads: Spelling fixes - behaviour -> behavior and + neighbour -> neighbor. + * prep.adb: Likewise. + * prj.ads: Likewise. + * prepcomp.adb: Likewise. + * g-socket.ads: Likewise. + * s-imgrea.adb: Likewise. + * a-calend.adb: Likewise. + * exp_disp.adb: Likewise. + * doc/gnat_ugn/gnat_utility_programs.rst: Likewise. + * g-socket.adb: Likewise. + * sem_ch12.adb: Likewise. + * terminals.c: Likewise. + +2016-02-08 Bernd Schmidt <bschmidt@redhat.com> + + * gcc-interface/misc.c (gnat_init): Remove second argument in call to + build_common_tree_nodes. + +2016-02-08 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/utils.c (create_var_decl): Set again DECL_COMMON and + DECL_IGNORED_P last. + +2016-01-28 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/gigi.h (enum attr_type): Rename into... + (enum attrib_type): ...this. + (struct attrib): Adjust. + * gcc-interface/decl.c (prepend_one_attribute): Likewise. + +2016-01-20 Eric Botcazou <ebotcazou@adacore.com> + + * exp_ch2.adb (Expand_Current_Value): Make an appropriate character + literal if the entity is of a character type. + * gcc-interface/lang.opt (fsigned-char): New option. + * gcc-interface/misc.c (gnat_handle_option): Accept it. + (gnat_init): Adjust comment. + * gcc-interface/gigi.h (finish_character_type): New prototype. + (maybe_character_type): New inline function. + (maybe_character_value): Likewise. + * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Enumeration_Type>: For + a character of CHAR_TYPE_SIZE, make a signed type if flag_signed_char. + Set TYPE_ARTIFICIAL early and call finish_character_type on the type. + <E_Enumeration_Subtype>: For a subtype of character with RM_Size and + Esize equal to CHAR_TYPE_SIZE, make a signed type if flag_signed_char. + Copy TYPE_STRING_FLAG from type to subtype. + <E_Array_Type>: Deal with character index types. + <E_Array_Subtype>: Likewise. + * gcc-interface/trans.c (gigi): Replace unsigned_char_type_node with + char_type_node throughout. + (build_raise_check): Likewise. + (get_type_length): Deal with character types. + (Attribute_to_gnu) <Attr_Pos>: Likewise. Remove obsolete range check + code. Minor tweak. + <Attr_Pred>: Likewise. + (Loop_Statement_to_gnu): Likewise. + (Raise_Error_to_gnu): Likewise. + <N_Indexed_Component>: Deal with character index types. Remove + obsolete code. + <N_Slice>: Likewise. + <N_Type_Conversion>: Deal with character types. Minor tweak. + <N_Unchecked_Type_Conversion>: Likewise. + <N_In>: Likewise. + <N_Op_Eq>: Likewise. + (emit_index_check): Delete. + * gcc-interface/utils.c (finish_character_type): New function. + (gnat_signed_or_unsigned_type_for): Deal with built-in character types. + * gcc-interface/utils2.c (expand_sloc): Replace unsigned_char_type_node + with char_type_node. + (build_call_raise): Likewise. + (build_call_raise_column): Likewise. + (build_call_raise_range): Likewise. + +2016-01-18 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/gigi.h (build_call_raise_column): Adjust prototype. + (build_call_raise_range): Likewise. + (gnat_unsigned_type): Delete. + (gnat_signed_type): Likewise. + (gnat_signed_or_unsigned_type_for): New prototype. + (gnat_unsigned_type_for): New inline function. + (gnat_signed_type_for): Likewise. + * gcc-interface/cuintp.c (build_cst_from_int): Call build_int_cst. + * gcc-interface/decl.c (gnat_to_gnu_entity): Likewise. + (gnat_to_gnu_entity) <E_Array_Type>: Always translate the index types + and compute their base type from that. + <E_Array_Subtype>: Remove duplicate declaration. + * gcc-interface/misc.c (get_array_bit_stride): Call build_int_cst. + * gcc-interface/trans.c (get_type_length): Likewise. + (Attribute_to_gnu): Likewise. + (Loop_Statement_to_gnu): Likewise. + (Call_to_gnu): Likewise. + (gnat_to_gnu): Call build_real, build_int_cst, gnat_unsigned_type_for + and gnat_signed_type_for. Minor tweaks. + (build_binary_op_trapv): Likewise. + (emit_check): Likewise. + (convert_with_check): Likewise. + (Raise_Error_to_gnu): Adjust calls to the build_call_raise family of + functions. Minor tweaks. + (Case_Statement_to_gnu): Remove dead code. + (gnat_to_gnu): Call gnat_unsigned_type_for and gnat_signed_type_for. + (init_code_table): Minor reordering. + * gcc-interface/utils.c (gnat_unsigned_type): Delete. + (gnat_signed_type): Likewise. + (gnat_signed_or_unsigned_type_for): New function. + (unchecked_convert): Use directly the size in the test for precision + vs size adjustments. + (install_builtin_elementary_types): Call gnat_signed_type_for. + * gcc-interface/utils2.c (nonbinary_modular_operation): Call + build_int_cst. + (build_goto_raise): New function taken from... + (build_call_raise): ...here. Call it. + (build_call_raise_column): Add KIND parameter and call it. + (build_call_raise_range): Likewise. + +2016-01-18 Eric Botcazou <ebotcazou@adacore.com> + + * gcc-interface/ada-tree.h (TYPE_IMPLEMENTS_PACKED_ARRAY_P): Rename to + (TYPE_IMPL_PACKED_ARRAY_P): ...this. + (TYPE_CAN_HAVE_DEBUG_TYPE_P): Do not test TYPE_DEBUG_TYPE. + * gcc-interface/decl.c (gnat_to_gnu_entity): Simplify NULL_TREE tests + and tweak gnat_encodings tests throughout. + (initial_value_needs_conversion): Likewise. + (intrin_arglists_compatible_p): Likewise. + * gcc-interface/misc.c (gnat_print_type): Likewise. + (gnat_get_debug_type): Likewise. + (gnat_get_fixed_point_type_info): Likewise. + (gnat_get_array_descr_info): Likewise. + (get_array_bit_stride): Likewise. + (gnat_get_type_bias): Fix formatting. + (enumerate_modes): Likewise. + * gcc-interface/trans.c (gnat_to_gnu): Likewise. + (add_decl_expr): Simplify NULL_TREE test. + (end_stmt_group): Likewise. + (build_binary_op_trapv): Fix formatting. + (get_exception_label): Use switch statement. + (init_code_table): Move around. + * gcc-interface/utils.c (global_bindings_p): Simplify NULL_TREE test. + (gnat_poplevel): Likewise. + (gnat_set_type_context): Likewise. + (defer_or_set_type_context): Fix formatting. + (gnat_pushdecl): Simplify NULL_TREE test. + (maybe_pad_type): Likewise. + (add_parallel_type): Likewise. + (create_range_type): Likewise. + (process_deferred_decl_context): Likewise. + (convert): Likewise. + (def_builtin_1): Likewise. + * gcc-interface/utils2.c (find_common_type): Likewise. + (build_binary_op): Likewise. + (gnat_rewrite_reference): Likewise. + (get_inner_constant_reference): Likewise. + +2016-01-18 Eric Botcazou <ebotcazou@adacore.com> + + PR ada/69219 + * gcc-interface/trans.c (check_inlining_for_nested_subprog): Consider + the parent function instead of the current function in order to issue + the warning or the error. Add guard for ignored functions. + +2016-01-17 Jakub Jelinek <jakub@redhat.com> + + * adaint.c (__gnat_killprocesstree): Avoid -Wparentheses warning. + +2016-01-15 Jakub Jelinek <jakub@redhat.com> + + * adaint.c (__gnat_locate_exec_on_path): Use const char * instead + of char * for path_val to avoid warnings. + +2016-01-06 Pierre-Marie de Rodat <derodat@adacore.com> + + * gcc-interface/utils.c: Bump copyright year. + (rest_of_record_type_compilation): Add XVE/XVU parallel types to + the current lexical scope. + +2016-01-04 Jakub Jelinek <jakub@redhat.com> + + * gnat_ugn.texi: Bump @copying's copyright year. + * gnat_rm.texi: Likewise. + +2016-01-02 Eric Botcazou <ebotcazou@adacore.com> + + * gnatvsn.ads: Bump copyright year. + + +Copyright (C) 2016 Free Software Foundation, Inc. + +Copying and distribution of this file, with or without modification, +are permitted in any medium without royalty provided the copyright +notice and this notice are preserved. diff --git a/gcc/ada/gnat_rm.texi b/gcc/ada/gnat_rm.texi index 9e95db9351c..f233ab8abbb 100644 --- a/gcc/ada/gnat_rm.texi +++ b/gcc/ada/gnat_rm.texi @@ -25,7 +25,7 @@ GNAT Reference Manual , July 04, 2016 AdaCore -Copyright @copyright{} 2008-2016, Free Software Foundation +Copyright @copyright{} 2008-2017, Free Software Foundation @end quotation @end copying diff --git a/gcc/ada/gnat_ugn.texi b/gcc/ada/gnat_ugn.texi index dc9c1418953..9664d10c5d9 100644 --- a/gcc/ada/gnat_ugn.texi +++ b/gcc/ada/gnat_ugn.texi @@ -25,7 +25,7 @@ GNAT User's Guide for Native Platforms , July 04, 2016 AdaCore -Copyright @copyright{} 2008-2016, Free Software Foundation +Copyright @copyright{} 2008-2017, Free Software Foundation @end quotation @end copying diff --git a/gcc/doc/cpp.texi b/gcc/doc/cpp.texi index c469dba2668..a10d5668677 100644 --- a/gcc/doc/cpp.texi +++ b/gcc/doc/cpp.texi @@ -10,7 +10,7 @@ @copying @c man begin COPYRIGHT -Copyright @copyright{} 1987-2016 Free Software Foundation, Inc. +Copyright @copyright{} 1987-2017 Free Software Foundation, Inc. Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or diff --git a/gcc/doc/cppinternals.texi b/gcc/doc/cppinternals.texi index 10bfb1f98ab..e2259b0b866 100644 --- a/gcc/doc/cppinternals.texi +++ b/gcc/doc/cppinternals.texi @@ -18,7 +18,7 @@ @ifinfo This file documents the internals of the GNU C Preprocessor. -Copyright (C) 2000-2016 Free Software Foundation, Inc. +Copyright (C) 2000-2017 Free Software Foundation, Inc. Permission is granted to make and distribute verbatim copies of this manual provided the copyright notice and this permission notice @@ -47,7 +47,7 @@ into another language, under the above conditions for modified versions. @page @vskip 0pt plus 1filll @c man begin COPYRIGHT -Copyright @copyright{} 2000-2016 Free Software Foundation, Inc. +Copyright @copyright{} 2000-2017 Free Software Foundation, Inc. Permission is granted to make and distribute verbatim copies of this manual provided the copyright notice and this permission notice diff --git a/gcc/doc/gcc.texi b/gcc/doc/gcc.texi index 629365aeb12..d8e72f12c8d 100644 --- a/gcc/doc/gcc.texi +++ b/gcc/doc/gcc.texi @@ -40,7 +40,7 @@ @c %**end of header @copying -Copyright @copyright{} 1988-2016 Free Software Foundation, Inc. +Copyright @copyright{} 1988-2017 Free Software Foundation, Inc. Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or diff --git a/gcc/doc/gccint.texi b/gcc/doc/gccint.texi index 0c568a52d22..00ae65035d2 100644 --- a/gcc/doc/gccint.texi +++ b/gcc/doc/gccint.texi @@ -26,7 +26,7 @@ @c %**end of header @copying -Copyright @copyright{} 1988-2016 Free Software Foundation, Inc. +Copyright @copyright{} 1988-2017 Free Software Foundation, Inc. Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or diff --git a/gcc/doc/gcov.texi b/gcc/doc/gcov.texi index 1912f85422e..3ad7fb2f1b3 100644 --- a/gcc/doc/gcov.texi +++ b/gcc/doc/gcov.texi @@ -4,7 +4,7 @@ @ignore @c man begin COPYRIGHT -Copyright @copyright{} 1996-2016 Free Software Foundation, Inc. +Copyright @copyright{} 1996-2017 Free Software Foundation, Inc. Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or diff --git a/gcc/doc/install.texi b/gcc/doc/install.texi index b911d76dd66..4958773818b 100644 --- a/gcc/doc/install.texi +++ b/gcc/doc/install.texi @@ -44,7 +44,7 @@ @settitle Installing GCC: GNU Free Documentation License @end ifset -@c Copyright (C) 1988-2016 Free Software Foundation, Inc. +@c Copyright (C) 1988-2017 Free Software Foundation, Inc. @c *** Converted to texinfo by Dean Wakerley, dean@wakerley.com @c IMPORTANT: whenever you modify this file, run `install.texi2html' to @@ -69,7 +69,7 @@ @c Part 2 Summary Description and Copyright @copying -Copyright @copyright{} 1988-2016 Free Software Foundation, Inc. +Copyright @copyright{} 1988-2017 Free Software Foundation, Inc. @sp 1 Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index ac2a2ac6479..c2c9e0c7105 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -8,7 +8,7 @@ @c man end @c man begin COPYRIGHT -Copyright @copyright{} 1988-2016 Free Software Foundation, Inc. +Copyright @copyright{} 1988-2017 Free Software Foundation, Inc. Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog index ce640321da0..a0b324e7b1e 100644 --- a/gcc/fortran/ChangeLog +++ b/gcc/fortran/ChangeLog @@ -1,2978 +1,4 @@ -2016-12-27 Jakub Jelinek <jakub@redhat.com> - - * gfortran.h (gfc_error): Rename overload with OPT argument to... - (gfc_error_opt): ... this. - * error.c (gfc_error): Rename overloads with OPT argument to... - (gfc_error_opt): ... this. Adjust callers. - (gfc_notify_std, gfc_error): Adjust callers. - * resolve.c (resolve_structure_cons, resolve_global_procedure): Use - gfc_error_opt instead of gfc_error. - * interface.c (argument_rank_mismatch, compare_parameter, - gfc_check_typebound_override): Likewise. Fix up formatting. - -2016-12-23 Andre Vehreschild <vehre@gcc.gnu.org> - - * trans-expr.c (trans_class_assignment): Allocate memory of _vptr->size - before assigning an allocatable class object. - (gfc_trans_assignment_1): Flag that (re-)alloc of the class object - shall be done. - -2016-12-21 Jakub Jelinek <jakub@redhat.com> - - PR fortran/78866 - * openmp.c (resolve_omp_clauses): Diagnose assumed size arrays in - OpenMP map, to and from clauses. - * trans-openmp.c: Include diagnostic-core.h, temporarily redefining - GCC_DIAG_STYLE to __gcc_tdiag__. - (gfc_omp_finish_clause): Diagnose implicitly mapped assumed size - arrays. - -2016-12-21 Janne Blomqvist <jb@gcc.gnu.org> - - PR fortran/78867 - * trans-expr.c (gfc_conv_procedure_call): Emit DECL_EXPR also for - non-pointer character results. - -2016-12-21 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> - - * iresolve.c (gfc_resolve_ftell): Call "ftell" instead of "ftell2". - -2016-12-20 Janne Blomqvist <jb@gcc.gnu.org> - - * trans-types.c (gfc_init_types): Don't redefine boolean type node. - -2016-12-19 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> - - * trans-decl.c (create_main_function): Remove unused elements to - the set_options call. - -2016-12-19 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> - - * trans.h: Remove gfor_fndecl_stop_numeric_f08. - * trans-decl.c: Remove gfor_fndecl_stop_numeric_f08. - * trans-stmt.c (gfc_trans_stop): Use gfor_fndecl_stop_numeric - instead of gfor_fndecl_stop_numeric_f08. - -2016-12-19 Janus Weil <janus@gcc.gnu.org> - - PR fortran/78545 - * intrinsic.texi: Minor documentation fixes for non-standard - time-related intrinsics. Add references to standard intrinsics and - linkify some existing references. - -2016-12-18 Dominique d'Humieres <dominiq@lps.ens.fr> - - PR fortran/78545 - * intrinsic.texi: Fix documentation for GMTIME and LTIME. - -2016-12-18 Janus Weil <janus@gcc.gnu.org> - - PR fortran/78848 - * trans-io.c (get_dtio_proc): Generate non-typebound DTIO call for class - variables, if no typebound DTIO procedure is available. - -2016-12-18 Janus Weil <janus@gcc.gnu.org> - - PR fortran/78592 - * interfac.c (gfc_find_specific_dtio_proc): Fixup for r243005, making - sure that the generic list is followed through until the end. - -2016-12-17 Thomas Koenig <tkoenig@gcc.gnu.org> - - PR fortran/78239 - * decl.c (char_len_param_value): Actually commit previous change. - -2016-12-17 Thomas Koenig <tkoenig@gcc.gnu.org> - - PR fortran/78239 - * decl.c( char_len_param_value): Also check for -fimplicit-none - when determining if implicit none is in force. - -2016-12-16 Jerry DeLisle <jvdelisle@gcc.gnu.org> - - PR fortran/78622 - * io.c (format_lex): Continue of string delimiter seen. - -2016-12-16 Jakub Jelinek <jakub@redhat.com> - - PR fortran/78757 - * trans-expr.c (gfc_conv_procedure_call): Emit DECL_EXPR for the - type pstr var points to. - -2016-12-15 Janus Weil <janus@gcc.gnu.org> - - PR fortran/78798 - * gfortran.h (gfc_compare_derived_types,gfc_compare_types, - gfc_compare_interfaces,gfc_has_vector_subscript): Return bool instead - of int. - * interface.c (compare_components): Ditto. - (gfc_compare_union_types): Rename to compare_union_types, declare as - static, return bool. - (gfc_compare_derived_types): Return bool instead of int. - (gfc_compare_types): Ditto. - (compare_type): Ditto. - (compare_rank): Ditto. - (compare_type_rank): Ditto. - (compare_type_rank_if): Ditto. - (count_types_test): Ditto. - (generic_correspondence): Ditto. - (gfc_compare_interfaces): Ditto. - (check_interface0): Ditto. - (check_interface1): Ditto. - (compare_allocatable): Ditto. - (compare_parameter): Ditto. - (gfc_has_vector_subscript): Ditto. - (compare_actual_formal): Ditto. - -2016-12-15 Janus Weil <janus@gcc.gnu.org> - - PR fortran/78800 - * interface.c (compare_allocatable): Avoid additional errors on bad - class declarations. - (compare_parameter): Put the result of gfc_expr_attr into a variable, - in order to avoid calling it multiple times. Exit early on bad class - declarations to avoid ICE. - -2016-12-14 Martin Jambor <mjambor@suse.cz> - - * trans-openmp.c: Include omp-general.h. - -2016-12-14 Andre Vehreschild <vehre@gcc.gnu.org> - - PR fortran/78780 - * trans-expr.c (gfc_trans_assignment_1): Improve check whether detour - caf-runtime routines is needed. - -2016-12-14 Andre Vehreschild <vehre@gcc.gnu.org> - - PR fortran/78672 - * array.c (gfc_find_array_ref): Add flag to return NULL when no ref is - found instead of erroring out. - * data.c (gfc_assign_data_value): Only constant expressions are valid - for initializers. - * gfortran.h: Reflect change of gfc_find_array_ref's signature. - * interface.c (compare_actual_formal): Access the non-elemental - array-ref. Prevent taking a REF_COMPONENT for a REF_ARRAY. Correct - indentation. - * module.c (load_omp_udrs): Clear typespec before reading into it. - * trans-decl.c (gfc_build_qualified_array): Prevent accessing the array - when it is a coarray. - * trans-expr.c (gfc_conv_cst_int_power): Use wi::abs()-function instead - of crutch preventing sanitizer's bickering here. - * trans-stmt.c (gfc_trans_deallocate): Only get data-component when it - is a descriptor-array here. - -2016-12-13 Janus Weil <janus@gcc.gnu.org> - - PR fortran/78798 - * gfortran.h (gfc_is_constant_expr, gfc_is_formal_arg, - gfc_is_compile_time_shape): Return bool instead of int. - * array.c (gfc_is_compile_time_shape): Ditto. - * expr.c (gfc_is_constant_expr): Ditto. - * resolve.c (gfc_is_formal_arg): Ditto. Make formal_arg_flag bool. - -2016-12-13 Andre Vehreschild <vehre@gcc.gnu.org> - - PR fortran/77785 - * resolve.c (resolve_symbol): Correct attr lookup to the _data - component. - * trans-array.c (gfc_alloc_allocatable_for_assignment): Indirect ref - pointers and references before retrieving the caf-token. - -2016-12-13 Janus Weil <janus@gcc.gnu.org> - Paul Thomas <pault@gcc.gnu.org> - - PR fortran/78737 - * gfortran.h (gfc_find_typebound_dtio_proc): New prototype. - * interface.c (gfc_compare_interfaces): Whitespace fix. - (gfc_find_typebound_dtio_proc): New function. - (gfc_find_specific_dtio_proc): Use it. Improve error recovery. - * trans-io.c (get_dtio_proc): Implement polymorphic calls to DTIO - procedures. - -2016-12-12 Janus Weil <janus@gcc.gnu.org> - - PR fortran/78392 - * expr.c (gfc_is_constant_expr): Specification functions are not - compile-time constants. Update documentation (add reference to F08 - standard), add a FIXME. - (external_spec_function): Add reference to F08 standard. - * resolve.c (resolve_fl_variable): Ditto. - -2016-12-10 Thomas Koenig <tkoenig@gcc.gnu.org> - - PR fortran/78226 - * error.c (gfc_warning_internal): New function. - * frontend-passes.c (gfc_run_passes): Call check_locus if - CHECKING_P is defined. - (check_locus_code): New function. - (check_locus_expr): New function. - (check_locus): New function. - * gfortran.h: Add prototype for gfc_warning_internal. - -2016-12-10 Paul Thomas <pault@gcc.gnu.org> - - PR fortran/78350 - * resolve.c (resolve_structure_cons): Remove the block that - tried to remove a charlen and rely on namespace cleanup. - -2016-12-09 Paul Thomas <pault@gcc.gnu.org> - - PR fortran/77903 - * decl.c (get_proc_name): Use the symbol tlink field instead of - the typespec interface field. - (gfc_match_function_decl, gfc_match_submod_proc): Ditto. - * gfortran.h : Since the symbol tlink field is no longer used - by the frontend for change management, change the comment to - reflect its current uses. - * parse.c (get_modproc_result): Same as decl.c changes. - * resolve.c (resolve_fl_procedure): Ditto. - -2016-12-09 Janus Weil <janus@gcc.gnu.org> - - PR fortran/61767 - * class.c (has_finalizer_component): Fix this function to detect only - non-pointer non-allocatable components which have a finalizer. - -2016-12-09 Andre Vehreschild <vehre@gcc.gnu.org> - - PR fortran/78505 - * trans-stmt.c (gfc_trans_allocate): Add sync all after the execution - of the whole allocate-statement to adhere to the standard. - -2016-12-09 Andre Vehreschild <vehre@gcc.gnu.org> - - * trans-array.c (gfc_array_deallocate): Remove wrapper. - (gfc_trans_dealloc_allocated): Same. - (structure_alloc_comps): Restructure deallocation of (nested) - allocatable components. Insert dealloc of sub-component into the block - guarded by the if != NULL for the component. - (gfc_trans_deferred_array): Use the almightly deallocate_with_status. - * trans-array.h: Remove prototypes. - * trans-expr.c (gfc_conv_procedure_call): Use the almighty deallocate_ - with_status. - * trans-openmp.c (gfc_walk_alloc_comps): Likewise. - (gfc_omp_clause_assign_op): Likewise. - (gfc_omp_clause_dtor): Likewise. - * trans-stmt.c (gfc_trans_deallocate): Likewise. - * trans.c (gfc_deallocate_with_status): Allow deallocation of scalar - and arrays as well as coarrays. - (gfc_deallocate_scalar_with_status): Get the data member for coarrays - only when freeing an array with descriptor. And set correct caf_mode - when freeing components of coarrays. - * trans.h: Change prototype of gfc_deallocate_with_status to allow - adding statements into the block guarded by the if (pointer != 0) and - supply a coarray handle. - -2016-12-09 Paul Thomas <pault@gcc.gnu.org> - - PR fortran/44265 - * gfortran.h : Add fn_result_spec bitfield to gfc_symbol. - * resolve.c (flag_fn_result_spec): New function. - (resolve_fntype): Call it for character result lengths. - * symbol.c (gfc_new_symbol): Set fn_result_spec to zero. - * trans-decl.c (gfc_sym_mangled_identifier): Include the - procedure name in the mangled name for symbols with the - fn_result_spec bit set. - (gfc_finish_var_decl): Mark the decls of these symbols - appropriately for the case where the function is external. - (gfc_get_symbol_decl): Mangle the name of these symbols. - (gfc_create_module_variable): Allow them through the assert. - (gfc_generate_function_code): Remove the assert before the - initialization of sym->tlink because the frontend no longer - uses this field. - * trans-expr.c (gfc_map_intrinsic_function): Add a case to - treat the LEN_TRIM intrinsic. - (gfc_trans_string_copy): Deal with Wstringop-overflow warning - that can occur with constant source lengths at -O3. - -2016-12-08 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/65173 - PR fortran/69064 - PR fortran/69859 - PR fortran/78350 - * gfortran.h (gfc_namespace): Remove old_cl_list member. - * parse.c (use_modules, next_statement): old_cl_list is gone. - (clear_default_charlen): Remove no longer used function. - (reject_statement): Do not try ot clean up gfc_charlen structure(s) - that may have been added to a cl_list list. - * symbol.c (gfc_new_charlen): old_cl_list structure is gone. - -2016-12-06 Jerry DeLisle <jvdelisle@gcc.gnu.org> - - PR fortran/78659 - * resolve.c (resolve_fl_namelist): Remove unneeded error. - -2016-12-06 Andre Vehreschild <vehre@gcc.gnu.org> - - PR fortran/78226 - * class.c (finalize_component): Add missing locus information. - (finalization_scalarizer): Likewise. - (finalization_get_offset): Likewise. - (finalizer_insert_packed_call): Likewise. - (generate_finalization_wrapper): Likewise. - -2016-12-05 Nathan Sidwell <nathan@acm.org> - - * error.c (gfc_warning_check): Call diagnostic_check_max_errors. - (gfc_error_check): Likewise. - -2016-12-04 Janus Weil <janus@gcc.gnu.org> - - PR fortran/78618 - * intrinsic.c (gfc_convert_type_warn): Do not set the full typespec for - the conversion symbol, but only type and kind. Set the full typespec - for the expression. - (gfc_convert_chartype): Ditto. - -2016-12-03 Janus Weil <janus@gcc.gnu.org> - - PR fortran/43207 - * primary.c (gfc_match_varspec): Reject nonpolymorphic references to - abstract types. - -2016-12-03 Janus Weil <janus@gcc.gnu.org> - - PR fortran/42188 - * primary.c (gfc_match_rvalue): Add a new check that gives better error - messages. - -2016-12-03 Janus Weil <janus@gcc.gnu.org> - - PR fortran/58175 - * resolve.c (gfc_resolve_finalizers): Prevent bogus warning. - -2016-12-02 Steven G. Kargl <kargl@gcc.gnu.org> - - * simplify.c (gfc_convert_char_constant): Free result on error. - -2016-12-02 Janus Weil <janus@gcc.gnu.org> - Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/78618 - * check.c (gfc_check_rank): Remove ATTRIBUTE_UNUSED. - * expr.c (gfc_check_assign): Fix error propagation. - -2016-12-01 Elizebeth Punnoose <elizebeth.punnoose@hpe.com> - - PR fortran/77505 - * trans-array.c (trans_array_constructor): Treat negative character - length as LEN = 0. - -2016-12-01 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/78279 - * dependency.c (identical_array_ref): Convert gcc_assert to conditional - and gfc_internal_error. - -2016-11-30 Andre Vehreschild <vehre@gcc.gnu.org> - - * check.c (gfc_check_allocated): By pass the caf_get call and check on - the array. - * gfortran.h: Add optional flag to gfc_caf_attr. - * gfortran.texi: Document new enum values and _caf_is_present function. - * primary.c (caf_variable_attr): Add optional flag to indicate that the - expression is reffing a component. - (gfc_caf_attr): Likewise. - * trans-array.c (gfc_array_deallocate): Handle deallocation mode for - coarray deregistration. - (gfc_trans_dealloc_allocated): Likewise. - (duplicate_allocatable): Use constants instead of - creating custom constant tree node of zero or one. Use gfc_add_modify - convenience function. - (duplicate_allocatable_coarray): This function is similar to - duplicate_allocatable but tailored to handle coarrays. - (caf_enabled): Check whether in-derived-type coarray processing is - enabled. - (caf_in_coarray): Check that in-derived-type coarray processing is - enabled and currently in a derived-typed coarray. - (gfc_caf_is_dealloc_only): Return true, when deallocate only is - desired for components in derived typed coarrays. - (structure_alloc_comps): A mode for handling coarrays, that is no - longer encode in the purpose. This makes the use cases of the - routine more flexible without repeating. Allocatable components in - derived type coarrays are now registered only when nullifying an - object and allocated before copying data into them. - (gfc_nullify_alloc_comp): Use the caf_mode of structure_alloc_comps - now. - (gfc_deallocate_alloc_comp): Likewise. - (gfc_deallocate_alloc_comp_no_caf): Likewise. - (gfc_reassign_alloc_comp_caf): Likewise. - (gfc_copy_alloc_comp): Likewise. - (gfc_copy_only_alloc_comp): Likewise. - (gfc_alloc_allocatable_for_assignment): Make use to the cheaper way of - reallocating a coarray without deregistering and reregistering it. - (gfc_trans_deferred_array): Initialize the coarray token correctly for - deferred variables and tear them down on exit. - * trans-array.h: Change some prototypes to add the coarray (de-) - registration modes. Add prototype for checking if deallocate only is - selected for components in derived typed coarrays. - * trans-decl.c (gfc_build_builtin_function_decls): Generate the - declarations for the changed/new caf-lib routines. - (gfc_trans_deferred_vars): Ensure deferred variables are (de-) - registered correctly on procedure entry/exit. - (generate_coarray_sym_init): Use constants. - * trans-expr.c (gfc_conv_procedure_call): Propagate coarray allocation - modes accordingly. - (gfc_trans_alloc_subarray_assign): Likewise. - (gfc_trans_subcomponent_assign): Likewise. - (gfc_trans_structure_assign): Generate code to register the components - of a derived type coarray prior to initialization. - (gfc_conv_structure): Set flag that the structure is in a coarray. - (gfc_trans_scalar_assign): Add flag to indicate being in a coarray and - set the structure_alloc_comps modes correctly. - (gfc_trans_assignment_1): Figure being in a coarray expression. - * trans-intrinsic.c (gfc_conv_intrinsic_caf_get): Adapt to new - structure_alloc_comps interface. - (conv_caf_send): Use the old API as long as possible. - (trans_caf_is_present): Generate code to check whether an allocatable - component in a derived typed coarray is allocated on a remote image. - (caf_this_image_ref): Return true, when only reffing this image. - (gfc_conv_allocated): Convert allocated queries on allocatable - components to the library API. - (conv_intrinsic_move_alloc): Adapt to new interface of - structure_alloc_comps. - * trans-openmp.c (gfc_walk_alloc_comps): Likewise. - (gfc_omp_clause_assign_op): Likewise. - (gfc_omp_clause_dtor): Likewise. - * trans-stmt.c (gfc_trans_deallocate): Figure which mode to use when - deallocating allocatable components in derived type coarras. - * trans.c (gfc_allocate_using_lib): Renamed to - gfc_allcate_using_caf_lib. - (gfc_allocate_allocatable): Set the registration mode/type of caf- - register calls adapting to all the possible allocatable objects. - (gfc_deallocate_with_status): Add deregistration mode for allocatable - components in derived type coarrays. - (gfc_deallocate_scalar_with_status): Likewise. - * trans.h (enum gfc_coarray_type): Renamed to gfc_coarray_regtype to - avoid collision with gfc_coarray_deregtype. - -2016-11-30 Janus Weil <janus@gcc.gnu.org> - - PR fortran/78593 - * primary.c (gfc_match_varspec): Check if sym is non-null to avoid ICE. - -2016-11-30 Janus Weil <janus@gcc.gnu.org> - - PR fortran/78592 - * interface.c (gfc_find_specific_dtio_proc): Rearrange code to avoid - dereferencing a null pointer. - -2016-11-30 Janus Weil <janus@gcc.gnu.org> - - PR fortran/78573 - * decl.c (build_struct): On error, return directly and do not build - class symbol. - -2016-11-29 Tobias Burnus <burnus@net-b.de> - - PR fortran/58175 - * resolve.c (gfc_resolve_finalizers): Properly detect scalar finalizers. - -2016-11-27 Paul Thomas <pault@gcc.gnu.org> - - PR fortran/78474 - * module.c (gfc_match_submodule): If there is more than one - colon, it is a syntax error. - - PR fortran/78331 - * module.c (gfc_use_module): If an smod file does not exist it - is either because the module does not have a module procedure - interface or there is an error in the module. - -2016-11-25 Janne Blomqvist <jb@gcc.gnu.org> - - * intrinsic.texi: Fix ptrdiff_t typo in ISO_C_BINDING constants - table. - -2016-11-25 Janus Weil <janus@gcc.gnu.org> - - PR fortran/60853 - * interface.c (gfc_compare_interfaces): Remove bad special case for - unlimited polymorphism. Refactor for loop. - -2016-11-25 Andre Vehreschild <vehre@gcc.gnu.org> - Paul Thomas <pault@gcc.gnu.org> - - PR fortran/78293 - * trans-expr.c (gfc_conv_procedure_call): Prepend deallocation - of alloctable components to post, rather than adding to - se->post. - * trans-stmt.c (gfc_trans_allocate): Move deallocation of expr3 - allocatable components so that all expr3s are visited. - -2016-11-25 Paul Thomas <pault@gcc.gnu.org> - - PR fortran/78293 - * gfortran.dg/allocatable_function_10.f90: New test. - * gfortran.dg/class_array_15.f03: Increase builtin_free count - from 11 to 12. - -2016-11-24 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/78500 - * expr.c (gfc_check_vardef_contextm): Fix NULL pointer dereference. - * interface.c (matching_typebound_op): Ditto. - -2016-11-23 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/78297 - * trans-common.c (finish_equivalences): Do not dereference a NULL pointer. - -2016-11-23 Martin Jambor <mjambor@suse.cz> - - * f95-lang.c (DEF_HSA_BUILTIN): New macro. - -2016-11-22 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/78479 - * expr.c (gfc_apply_init): Allocate a charlen if needed. - -2016-11-22 Janus Weil <janus@gcc.gnu.org> - - PR fortran/78443 - * class.c (add_proc_comp): Add a vtype component for non-overridable - procedures that are overriding. - -2016-11-20 Harald Anlauf <anlauf@gmx.de> - - PR fortran/69741 - * resolve.c (gfc_resolve_forall): Check for nonscalar index variables. - -2016-11-20 Andre Vehreschild <vehre@gcc.gnu.org> - - PR fortran/78395 - * resolve.c (resolve_typebound_function): Prevent stripping of refs, - when the base-expression is a class' typed one. - -2016-11-18 Richard Sandiford <richard.sandiford@arm.com> - Alan Hayward <alan.hayward@arm.com> - David Sherwood <david.sherwood@arm.com> - - * trans-common.c (build_common_decl): Use SET_DECL_MODE. - * trans-decl.c (gfc_build_label_decl): Likewise. - * trans-types.c (gfc_get_array_descr_info): Likewise. - -2016-11-17 Janus Weil <janus@gcc.gnu.org> - - PR fortran/66227 - * simplify.c (gfc_simplify_extends_type_of): Fix missed optimization. - Prevent over-simplification. Fix a comment. Add a comment. - -2016-11-16 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/58001 - * io.c (next_char_not_space): Update handling of a 'tab' in a FORMAT. - (format_lex): Adjust invocations of next_char_not_space(). - -2016-11-16 Andre Vehreschild <vehre@gcc.gnu.org> - - PR fortran/78356 - * class.c (gfc_is_class_scalar_expr): Prevent taking an array ref for - a component ref. - * trans-expr.c (gfc_trans_assignment_1): Ensure a reference to the - object to copy is generated, when assigning class objects. - -2016-11-14 Thomas Koenig <tkoenig@gcc.gnu.org> - - * dump-parse-tree.c (show_code): Add prototype. - (gfc_debug_code): New function. - (show_code_node): Add space after SELECT TYPE. - -2016-11-14 Janus Weil <janus@gcc.gnu.org> - - PR fortran/78300 - * resolve.c (resolve_procedure_interface): Properly handle CLASS-valued - function results. - -2016-11-13 Janus Weil <janus@gcc.gnu.org> - - PR fortran/60952 - * decl.c (match_procedure_in_type): Apply the FL_PROCEDURE attribute - to the target procedure. - -2016-11-13 Janus Weil <janus@gcc.gnu.org> - - PR fortran/66366 - * resolve.c (resolve_component): Move check for C437 - to ... - * decl.c (build_struct): ... here. Fix indentation. - -2016-11-12 Janus Weil <janus@gcc.gnu.org> - - PR fortran/77501 - * class.c (gfc_find_typebound_intrinsic_op): Remove an unnecessary - assert and nullification. - * decl.c (gfc_match_decl_type_spec): Use gfc_get_tbp_symtree, - fix indentation. - (gfc_match_generic): Remove an unnecessary assert. - Use gfc_get_tbp_symtree to avoid ICE. - -2016-11-10 Fritz O. Reese <fritzoreese@gmail.com> - - PR fortran/78277 - * gcc/fortran/decl.c (gfc_match_data_decl): Gracefully handle bad - anonymous structure declarations. - -2016-11-10 Fritz O. Reese <fritzoreese@gmail.com> - - * decl.c (get_struct_decl, gfc_match_map, gfc_match_union): Fix - whitespace. - * interface.c (gfc_compare_union_types): Likewise. - -2016-11-10 Jakub Jelinek <jakub@redhat.com> - - * cpp.c (cpp_define_builtins): Define _OPENMP to 201511 instead - of 201307. - * gfortran.texi: Mention partial OpenMP 4.5 support. - * intrinsic.texi: Update for OpenMP 4.5. - - * openmp.c (gfc_free_omp_clauses): Free critical_name, grainsize, - hint, num_tasks, priority and if_exprs. - (gfc_match_omp_to_link, gfc_match_omp_depend_sink): New functions. - (enum omp_mask1, enum omp_mask2): New enums. - Change all OMP_CLAUSE_* defines into enum values, and change their - values from ((uint64_t) 1 << bit) to just bit. - (omp_mask, omp_inv_mask): New classes. Add ctors and operators. - (gfc_match_omp_clauses): Change mask argument from uint64_t to - const omp_mask. Assert OMP_MASK1_LAST and OMP_MASK2_LAST are - at most 64. Move delete clause handling to where it - alphabetically belongs. Parse defaultmap, grainsize, hint, - is_device_ptr, nogroup, nowait, num_tasks, priority, simd, threads - and use_device_ptr clauses. Parse if clause modifier. Parse map - clause always modifier, and release and delete kinds. Parse ordered - clause with argument. Parse schedule clause modifiers. Differentiate - device clause parsing based on openacc flag. Guard link clause - parsing with openacc flag. Add support for parsing - linear clause modifiers. Parse depend(source) and depend(sink: ...). - Use gfc_match_omp_to_link for to and link clauses in declare target - construct. - (match_acc): Change mask type from uint64_t to const omp_mask. - (OMP_SINGLE_CLAUSES, OMP_ORDERED_CLAUSES, - OMP_DECLARE_TARGET_CLAUSES, OMP_TASKLOOP_CLAUSES, - OMP_TARGET_ENTER_DATA_CLAUSES, OMP_TARGET_EXIT_DATA_CLAUSES): Define. - (OACC_PARALLEL_CLAUSES, OACC_KERNELS_CLAUSES, OACC_DATA_CLAUSES, - OACC_LOOP_CLAUSES, OACC_HOST_DATA_CLAUSES, OACC_DECLARE_CLAUSES, - OACC_ENTER_DATA_CLAUSES, OACC_EXIT_DATA_CLAUSES, OACC_WAIT_CLAUSES, - OACC_ROUTINE_CLAUSES, OMP_PARALLEL_CLAUSES, OMP_DECLARE_SIMD_CLAUSES, - OMP_SECTIONS_CLAUSES, OMP_TEAMS_CLAUSES, OMP_DISTRIBUTE_CLAUSES): - Replace first or only OMP_CLAUSE_* value in bitset with - omp_mask (OMP_CLAUSE_*). - (OMP_DO_CLAUSES): Likewise. Add OMP_CLAUSE_LINEAR. - (OMP_SIMD_CLAUSES): Replace first or only OMP_CLAUSE_* value in - bitset with omp_mask (OMP_CLAUSE_*). Add OMP_CLAUSE_SIMDLEN. - (OACC_UPDATE_CLAUSES): Replace first or only OMP_CLAUSE_* value in - bitset with omp_mask (OMP_CLAUSE_*). Replace OMP_CLAUSE_OACC_DEVICE - with OMP_CLAUSE_DEVICE. - (OMP_TASK_CLAUSES): Replace first or only OMP_CLAUSE_* value in - bitset with omp_mask (OMP_CLAUSE_*). Add OMP_CLAUSE_PRIORITY. - (OMP_TARGET_CLAUSES): Replace first or only OMP_CLAUSE_* value in - bitset with omp_mask (OMP_CLAUSE_*). Add OMP_CLAUSE_DEPEND, - OMP_CLAUSE_NOWAIT, OMP_CLAUSE_PRIVATE, OMP_CLAUSE_FIRSTPRIVATE, - OMP_CLAUSE_DEFAULTMAP and OMP_CLAUSE_IS_DEVICE_PTR. - (OMP_TARGET_DATA_CLAUSES): Replace first or only OMP_CLAUSE_* value in - bitset with omp_mask (OMP_CLAUSE_*). Add OMP_CLAUSE_USE_DEVICE_PTR. - (OMP_TARGET_UPDATE_CLAUSES): Replace first or only OMP_CLAUSE_* value - in bitset with omp_mask (OMP_CLAUSE_*). Add OMP_CLAUSE_DEPEND and - OMP_CLAUSE_NOWAIT. - (match_omp): Change mask argument from unsigned int to - const omp_mask. - (gfc_match_omp_critical): Parse optional clauses and use omp_clauses - union member instead of omp_name. - (gfc_match_omp_end_critical): New function. - (gfc_match_omp_distribute_parallel_do): Remove ordered and linear - clauses from the mask. - (gfc_match_omp_distribute_parallel_do_simd): Use - & ~(omp_mask (OMP_CLAUSE_*)) instead of & ~OMP_CLAUSE_*. - (gfc_match_omp_target_teams_distribute_parallel_do_simd): Likewise. - (gfc_match_omp_teams_distribute_parallel_do_simd): Likewise. - (gfc_match_omp_do_simd): Likewise. Don't remove ordered clause from - the mask. - (gfc_match_omp_parallel_do_simd): Likewise. - (gfc_match_omp_target_teams_distribute_parallel_do): Likewise. - (gfc_match_omp_teams_distribute_parallel_do): Likewise. - (gfc_match_omp_declare_simd): If not using the form with - (proc-name), require space before first clause. Make (proc-name) - optional. If not present, set proc_name to NULL. - (gfc_match_omp_declare_target): Rewritten for OpenMP 4.5. - (gfc_match_omp_single): Use OMP_SINGLE_CLAUSES. - (gfc_match_omp_task, gfc_match_omp_taskwait, gfc_match_omp_taskyield): - Move around to where they belong alphabetically. - (gfc_match_omp_target_enter_data, gfc_match_omp_target_exit_data, - gfc_match_omp_target_parallel, gfc_match_omp_target_parallel_do, - gfc_match_omp_target_parallel_do_simd, gfc_match_omp_target_simd, - gfc_match_omp_taskloop, gfc_match_omp_taskloop_simd): - New functions. - (gfc_match_omp_ordered): Parse clauses. - (gfc_match_omp_ordered_depend): New function. - (gfc_match_omp_cancel, gfc_match_omp_end_single): Use - omp_mask (OMP_CLAUSE_*) instead of OMP_CLAUSE_*. - (resolve_oacc_scalar_int_expr): Renamed to ... - (resolve_scalar_int_expr): ... this. Fix up formatting. - (resolve_oacc_positive_int_expr): Renamed to ... - (resolve_positive_int_expr): ... this. Fix up formatting. - (resolve_nonnegative_int_expr): New function. - (resolve_omp_clauses): Adjust callers, use the above functions - even for OpenMP clauses, add handling of new OpenMP 4.5 clauses. - Require orderedc >= collapse if specified. Handle depend(sink:) - and depend(source) restrictions. Disallow linear clause when - orderedc is non-zero. Diagnose linear clause modifiers when not in - declare simd. Only check for integer type if ref modifier - is not used. Remove diagnostics for required VALUE attribute. - Diagnose VALUE attribute with ref or uval modifiers. Allow - non-constant linear-step, if it is a dummy argument alone and is - mentioned in uniform clause. Diagnose map kinds not allowed - for various constructs. Diagnose target {enter ,exit ,}data without - any map clauses. Add dummy OMP_LIST_IS_DEVICE_PTR and - OMP_LIST_USE_DEVICE_PTR cases. - (gfc_resolve_omp_do_blocks): Set omp_current_do_collapse to orderedc - if non-zero. - (gfc_resolve_omp_parallel_blocks): Handle new OpenMP 4.5 constructs, - replace underscores with spaces in a few construct names. - (resolve_omp_do): Set collapse to orderedc if non-zero. Handle new - OpenMP 4.5 constructs. - (resolve_oacc_loop_blocks): Call resolve_positive_int_expr instead - of resolve_oacc_positive_int_expr. - (gfc_resolve_omp_directive): Handle new OpenMP 4.5 constructs. - (gfc_resolve_omp_declare_simd): Allow ods->proc_name to be NULL. - * trans-openmp.c (gfc_omp_scalar_p): New function. - (doacross_steps): New variable. - (gfc_trans_omp_clauses): Handle new OpenMP 4.5 clauses and new clause - modifiers. - (gfc_trans_omp_critical): Adjust EXEC_OMP_CRITICAL handling. - (gfc_trans_omp_do): Handle doacross loops. Clear sched_simd flag. - Handle EXEC_OMP_TASKLOOP. - (gfc_trans_omp_ordered): Translate omp clauses, allow NULL - code->block. - (GFC_OMP_SPLIT_TASKLOOP, GFC_OMP_MASK_TASKLOOP): New enum constants. - (gfc_split_omp_clauses): Copy orderedc together with ordered. Change - firstprivate and lastprivate handling for OpenMP 4.5. - Handle EXEC_OMP_TARGET_SIMD, EXEC_OMP_TARGET_PARALLEL{,_DO,_DO_SIMD} - and EXEC_OMP_TASKLOOP{,_SIMD}. Add handling for new OpenMP 4.5 - clauses and clause modifiers and handle if clause without/with - modifiers. - (gfc_trans_omp_teams): Add omp_clauses argument, add it to other - teams clauses. Don't wrap into OMP_TEAMS if -fopenmp-simd. - (gfc_trans_omp_target): For -fopenmp, translate num_teams and - thread_limit clauses on combined target teams early and pass to - gfc_trans_omp_teams. Set OMP_TARGET_COMBINED if needed. - Handle EXEC_OMP_TARGET_PARALLEL{,_DO,_DO_SIMD} and - EXEC_OMP_TARGET_SIMD. - (gfc_trans_omp_taskloop, gfc_trans_omp_target_enter_data, - gfc_trans_omp_target_exit_data): New functions. - (gfc_trans_omp_directive): Handle EXEC_OMP_TARGET_{ENTER,EXIT}_DATA - EXEC_OMP_TASKLOOP{,_SIMD}, EXEC_OMP_TARGET_PARALLEL{,_DO,_DO_SIMD} - and EXEC_OMP_TARGET_SIMD. Adjust gfc_trans_omp_teams caller. - * symbol.c (check_conflict): Handle omp_declare_target_link. - (gfc_add_omp_declare_target_link): New function. - (gfc_copy_attr): Copy omp_declare_target_link. - * dump-parse-tree.c (show_omp_namelist): Handle OMP_DEPEND_SINK_FIRST - depend_op. Print linear clause modifiers. - (show_omp_clauses): Adjust for OpenMP 4.5 clause changes. - (show_omp_node): Print clauses for EXEC_OMP_ORDERED. Allow NULL - c->block for EXEC_OMP_ORDERED. Formatting fixes. Adjust handling of - EXEC_OMP_CRITICAL, handle new OpenMP 4.5 constructs and some - forgotten OpenMP 4.0 constructs. - (show_code_node): Handle new OpenMP 4.5 constructs and some forgotten - OpenMP 4.0 constructs. - * gfortran.h (symbol_attribute): Add omp_declare_target_link bitfield. - (struct gfc_omp_namelist): Add u.common and u.linear_op fields. - (struct gfc_common_head): Change omp_declare_target into bitfield. - Add omp_declare_target_link bitfield. - (gfc_add_omp_declare_target_link): New prototype. - (enum gfc_statement): Add ST_OMP_TARGET_PARALLEL, - ST_OMP_END_TARGET_PARALLEL, ST_OMP_TARGET_PARALLEL_DO, - ST_OMP_END_TARGET_PARALLEL_DO, ST_OMP_TARGET_PARALLEL_DO_SIMD, - ST_OMP_END_TARGET_PARALLEL_DO_SIMD, ST_OMP_TARGET_ENTER_DATA, - ST_OMP_TARGET_EXIT_DATA, ST_OMP_TARGET_SIMD, ST_OMP_END_TARGET_SIMD, - ST_OMP_TASKLOOP, ST_OMP_END_TASKLOOP, ST_OMP_TASKLOOP_SIMD, - ST_OMP_END_TASKLOOP_SIMD and ST_OMP_ORDERED_DEPEND. - (enum gfc_omp_depend_op): Add OMP_DEPEND_SINK_FIRST and - OMP_DEPEND_SINK. - (enum gfc_omp_linear_op): New. - (struct gfc_omp_clauses): Add critical_name, depend_source, - orderedc, defaultmap, nogroup, sched_simd, sched_monotonic, - sched_nonmonotonic, simd, threads, grainsize, hint, num_tasks, - priority and if_exprs fields. - (enum gfc_exec_op): Add EXEC_OMP_END_CRITICAL, - EXEC_OMP_TARGET_ENTER_DATA, EXEC_OMP_TARGET_EXIT_DATA, - EXEC_OMP_TARGET_PARALLEL, EXEC_OMP_TARGET_PARALLEL_DO, - EXEC_OMP_TARGET_PARALLEL_DO_SIMD, EXEC_OMP_TARGET_SIMD, - EXEC_OMP_TASKLOOP, EXEC_OMP_TASKLOOP_SIMD. - (enum gfc_omp_map_op): Add OMP_MAP_RELEASE, - OMP_MAP_ALWAYS_TO, OMP_MAP_ALWAYS_FROM and OMP_MAP_ALWAYS_TOFROM. - (OMP_LIST_IS_DEVICE_PTR, OMP_LIST_USE_DEVICE_PTR): New. - (enum gfc_omp_if_kind): New. - * module.c (enum ab_attribute): Add AB_OMP_DECLARE_TARGET_LINK. - (attr_bits): Add AB_OMP_DECLARE_TARGET_LINK entry. - (mio_symbol_attribute): Save and restore omp_declare_target_link bit. - * trans.h (gfc_omp_scalar_p): New prototype. - * frontend-passes.c (gfc_code_walker): Handle new OpenMP 4.5 - expressions. - * trans.c (trans_code): Handle new OpenMP 4.5 constructs. - * resolve.c (gfc_resolve_blocks): Likewise. - (gfc_resolve_code): Likewise. - * f95-lang.c (LANG_HOOKS_OMP_SCALAR_P): Redefine to gfc_omp_scalar_p. - (gfc_attribute_table): Add "omp declare target link". - * st.c (gfc_free_statement): Handle EXEC_OMP_END_CRITICAL like - EXEC_OMP_CRITICAL before, free clauses for EXEC_OMP_CRITICAL - and new OpenMP 4.5 constructs. Free omp clauses even for - EXEC_OMP_ORDERED. - * match.c (match_exit_cycle): Rename collapse variable to count, - set it to orderedc if non-zero, instead of collapse. - * trans-decl.c (add_attributes_to_decl): Add "omp declare target link" - instead of "omp declare target" for omp_declare_target_link. - * trans-common.c (build_common_decl): Likewise. - * match.h (gfc_match_omp_target_enter_data, - gfc_match_omp_target_exit_data, gfc_match_omp_target_parallel, - gfc_match_omp_target_parallel_do, - gfc_match_omp_target_parallel_do_simd, gfc_match_omp_target_simd, - gfc_match_omp_taskloop, gfc_match_omp_taskloop_simd, - gfc_match_omp_end_critical, gfc_match_omp_ordered_depend): New - prototypes. - * parse.c (decode_omp_directive): Use gfc_match_omp_end_critical - instead of gfc_match_omp_critical for !$omp end critical. - Handle new OpenMP 4.5 constructs. If ordered directive has - depend clause as the first of the clauses, use - gfc_match_omp_ordered_depend and ST_OMP_ORDERED_DEPEND instead of - gfc_match_omp_ordered and ST_OMP_ORDERED. - (case_executable): Add ST_OMP_TARGET_ENTER_DATA, - ST_OMP_TARGET_EXIT_DATA and ST_OMP_ORDERED_DEPEND cases. - (case_exec_markers): Add ST_OMP_TARGET_PARALLEL, - ST_OMP_TARGET_PARALLEL_DO, ST_OMP_TARGET_PARALLEL_DO_SIMD, - ST_OMP_TARGET_SIMD, ST_OMP_TASKLOOP and ST_OMP_TASKLOOP_SIMD cases. - (gfc_ascii_statement): Handle new OpenMP 4.5 constructs. - (parse_omp_do): Handle ST_OMP_TARGET_PARALLEL_DO, - ST_OMP_TARGET_PARALLEL_DO_SIMD, ST_OMP_TASKLOOP and - ST_OMP_TASKLOOP_SIMD. - (parse_omp_structured_block): Handle EXEC_OMP_END_CRITICAL instead - of EXEC_OMP_CRITICAL, adjust for EXEC_OMP_CRITICAL having omp clauses - now. - (parse_executable): Handle ST_OMP_TARGET_PARALLEL, - ST_OMP_TARGET_PARALLEL_DO, ST_OMP_TARGET_PARALLEL_DO_SIMD, - ST_OMP_TASKLOOP and ST_OMP_TASKLOOP_SIMD. - -2016-11-09 Mikael Morin <mikael@gcc.gnu.org> - Janus Weil <janus@gcc.gnu.org> - - PR fortran/46459 - * interface.c (compare_actual_formal): Add safety checks to avoid ICE. - -2016-11-09 Fritz O. Reese <fritzoreese@gmail.com> - - PR fortran/78259 - * trans-expr.c (gfc_trans_subcomponent_assign): Guard against NULL - values. - -2016-11-09 Steven G. Kargl <kargl@gcc.gnu.org> - Janus Weil <janus@gcc.gnu.org> - - PR fortran/60777 - * expr.c (external_spec_function): Allow recursive specification - functions in F03. - -2016-11-09 Paul Thomas <pault@gcc.gnu.org> - - * check.c (gfc_check_move_alloc): Prevent error that avoids - aliasing between to and from arguments from rejecting valid - code. - -2016-11-09 Janus Weil <janus@gcc.gnu.org> - - PR fortran/71894 - * class.c (gfc_add_component_ref): Add safety checks to avoid ICE. - -2016-11-08 Janus Weil <janus@gcc.gnu.org> - - PR fortran/68440 - * expr.c (check_alloc_comp_init): Loosen an assert. - * resolve.c (resolve_fl_parameter): Reject class parameters. - -2016-11-08 Janus Weil <janus@gcc.gnu.org> - - PR fortran/77596 - * expr.c (gfc_check_pointer_assign): Add special check for procedure- - pointer component with absent interface. - -2016-11-07 Thomas Koenig <tkoenig@gcc.gnu.org> - - PR fortran/78226 - * expr.c (gfc_generate_initializer): Add where to EXPR_NULL - statement. - * iresolve.c (gfc_resolve_extends_type_of): Add where to - both arguments of the function. - * resolve.c (resolve_select_type): Add where to the - second argument of the new statement. - -2016-11-07 Thomas Koenig <tkoenig@gcc.gnu.org> - - PR fortran/78226 - * match.c (gfc_match_select_type): Add where for expr1. - * resolve.c (resolev_select_type): Add where for expr1 of new - statement. - -2016-11-06 Thomas Koenig <tkoenig@gcc.gnu.org> - - PR fortran/78226 - resolve.c (build_loc_call): Add location to return value. - -2016-11-06 Andre Vehreschild <vehre@gcc.gnu.org> - - * expr.c (is_non_empty_structure_constructor): New function to detect - non-empty structure constructor. - (gfc_has_default_initializer): Analyse initializers. - * resolve.c (cond_init): Removed. - (resolve_allocate_expr): Removed dead code. Moved invariant code out - of the loop over all objects to allocate. - (resolve_allocate_deallocate): Added the invariant code remove from - resolve_allocate_expr. - * trans-array.c (gfc_array_allocate): Removed nullify of structure - components in favour of doing this in gfc_trans_allocate for both - scalars and arrays in the same place. - * trans-expr.c (gfc_trans_init_assign): Always using _vptr->copy for - class objects. - * trans-stmt.c (allocate_get_initializer): Get the initializer - expression for object allocated. - (gfc_trans_allocate): Nullify a derived type only, when no SOURCE= - or MOLD= is present preventing duplicate work. Moved the creation - of the init-expression here to prevent code for conditions that - can not occur on freshly allocated object, like checking for the need - to free allocatable components. - -2016-11-06 Thomas Koenig <tkoenig@gcc.gnu.org> - - PR fortran/78221 - * arith.c (gfc_complex2real): Change gfc_warning_now to - gfc_warning. - -2016-11-05 Paul Thomas <pault@gcc.gnu.org> - - * check.c (gfc_check_move_alloc): Introduce error to prevent - aliasing between to and from arguments. - -2016-11-05 Janus Weil <janus@gcc.gnu.org> - Manuel Lopez-Ibanez <manu@gcc.gnu.org> - - PR fortran/69495 - * invoke.texi: Mention -Wpedantic as an alias of -pedantic. - * check.c (gfc_check_transfer): Mention responsible flag in warning - message. - * frontend-passes.c (do_warn_function_elimination): Ditto. - * resolve.c (resolve_elemental_actual): Ditto. - (resolve_operator): Ditto. - (warn_unused_fortran_label): Ditto. - * trans-common.c (translate_common): Ditto. - -2016-11-05 Paul Thomas <pault@gcc.gnu.org> - - PR fortran/67564 - * trans-expr.c (gfc_conv_class_to_class): Return _len component - of unlimited polymorphic entities. - -2016-11-04 Paul Thomas <pault@gcc.gnu.org> - - PR fortran/64933 - * primary.c (gfc_match_varspec): If selector expression is - unambiguously an array, make sure that the associate name - is an array and has an array spec. Modify the original - condition for doing this to exclude character types. - -2016-11-03 Fritz Reese <fritzoreese@gmail.com> - - * gfortran.texi: Document. - * gfortran.h (gfc_dt): New field default_exp. - * primary.c (match_real_constant): Default exponent with -fdec. - * io.c (match_io): Set dt.default_exp with -fdec. - * ioparm.def (IOPARM_dt_default_exp): New. - * trans-io.c (build_dt): Set IOPARM_dt_default_exp with -fdec. - -2016-11-03 Fritz O. Reese <fritzoreese@gmail.com> - - * decl.c (gfc_match_parameter): Allow omitted '()' with -std=legacy. - * parse.c (decode_statement): Match "parameter" before assignments. - * gfortran.texi: Document. - -2016-11-02 Fritz O. Reese <fritzoreese@gmail.com> - - * lang.opt, invoke.texi: New argument -Wargument-mismatch. - * interface.c (compare_parameter, compare_actual_formal, - gfc_check_typebound_override, argument_rank_mismatch): Control argument - mismatch warnings with -Wargument-mismatch. - * resolve.c (resolve_structure_cons, resolve_global_procedure): Ditto. - -2016-11-02 Fritz Reese <fritzoreese@gmail.com> - - * gfortran.h (gfc_error): New declaration for gfc_error with 'opt'. - * error.c (gfc_error): Add optional 'opt' argument. - * error.c (gfc_notify_std): Call fully-qualified gfc_error. - -2016-11-01 Thomas Koenig <tkoenig@gcc.gnu.org> - - PR fortran/78178 - * match.c (match_simple_where): Fill in locus for assigment - in simple WHERE statement. - -2016-11-01 Thomas Koenig <tkoenig@gcc.gnu.org> - - PR fortran/69544 - * match.c (gfc_match_where): Fill in locus for assigment - in simple WHERE statement. - -2016-10-31 Jerry DeLisle <jvdelisle@gcc.gnu.org> - - PR fortran/54679 - * io.c (check_format): Adjust checks for FMT_L to treat a zero - width as an extension, giving warnings or error as appropriate. - Improve messages. - -2016-10-31 Jakub Jelinek <jakub@redhat.com> - - * trans-types.c (gfc_get_array_descr_info): For -gdwarf-5 or - -gno-strict-dwarf, handle assumed rank arrays the way dwarf2out - expects. - -2016-10-30 Thomas Koenig <tkoenig@gcc.gnu.org> - - PR fortran/67219 - * arith.c (gfc_int2real): Change gfc_warning_now - to gfc_warning. - * primary.c (match_complex_constant): If there - is no comma, throw away any warning which might have - been issued by gfc_int2real. - -2016-10-28 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/71891 - * symbol.c (gfc_type_compatible): Fix typo. - -2016-10-27 Jakub Jelinek <jakub@redhat.com> - - PR fortran/78026 - * parse.c (decode_statement): Don't create namespace for possible - select type here and destroy it afterwards. - (parse_select_type_block): Set gfc_current_ns to new_st.ext.block.ns. - (parse_executable, gfc_parse_file): Formatting fixes. - * match.c (gfc_match_select_type): Create namespace for select type - here, only after matching select type. Formatting fixes. Free that - namespace if not returning MATCH_YES, after gfc_undo_symbols, - otherwise remember it in new_st.ext.block.ns and switch to parent - namespace anyway. - -2016-10-27 Fritz Reese <fritzoreese@gmail.com> - - * expr.c (generate_union_initializer, get_union_initializer): New. - * expr.c (component_initializer): Consider BT_UNION specially. - * resolve.c (resolve_structure_cons): Hack for BT_UNION. - * trans-expr.c (gfc_trans_subcomponent_assign): Ditto. - * trans-expr.c (gfc_conv_union_initializer): New. - * trans-expr.c (gfc_conv_structure): Replace UNION handling code with - new function gfc_conv_union_initializer. - -2016-10-26 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/78092 - * trans-intrinsic.c (gfc_conv_intrinsic_sizeof): Fix reference to an - array element of type CLASS. - -2016-10-26 Paul Thomas <pault@gcc.gnu.org> - - PR fortran/78108 - * resolve.c (resolve_typebound_intrinsic_op): For submodules - suppress the error and return if the same procedure symbol - is added more than once to the interface. - -2016-10-26 Fritz Reese <fritzoreese@gmail.com> - - * frontend-passes.c (gfc_code_walker): Add SHARE and CARRIAGECONTROL. - * io.c (gfc_free_open, gfc_resolve_open, gfc_match_open): Ditto. - * gfortran.h (gfc_open): Add SHARE, CARRIAGECONTROL, and READONLY. - * io.c (io_tag, match_open_element): Ditto. - * ioparm.def: Ditto. - * trans-io.c (gfc_trans_open): Ditto. - * io.c (match_dec_etag, match_dec_ftag): New functions. - * gfortran.texi: Document. - -2016-10-25 Fritz Reese <fritzoreese@gmail.com> - - * gfortran.texi: Document. - * resolve.c (logical_to_bitwise): New function. - * resolve.c (resolve_operator): Wrap operands with logical_to_bitwise. - -2016-10-25 Andre Vehreschild <vehre@gcc.gnu.org> - - PR fortran/72770 - * class.c (find_intrinsic_vtab): No longer encode the string length - into vtype's name and use the char's kind for the size instead of - the string_length time the size. - * trans-array.c (gfc_conv_ss_descriptor): For deferred length char - arrays the dynamically sized type needs to be declared. - (build_class_array_ref): Address the i-th array element by multiplying - it with the _vptr->_size and the _len to make sure char arrays are - addressed correctly. - * trans-expr.c (gfc_conv_intrinsic_to_class): Made comment more - precise. - -2016-10-25 Cesar Philippidis <cesar@codesourcery.com> - - * intrinsic.texi (cosd): New mathop. - -2016-10-25 Fritz Reese <fritzoreese@gmail.com> - - * match.c (gfc_match_intrinsic_op): Match ".XOR." with -std=legacy. - * gfortran.texi: Document. - -2016-10-25 Fritz Reese <fritzoreese@gmail.com> - - * primary.c (gfc_match_rvalue): Match %LOC as LOC with -std=legacy. - * gfortran.texi: Document. - -2016-10-25 Fritz Reese <fritzoreese@gmail.com> - - * decl.c (gfc_match_type): New function. - * match.h (gfc_match_type): New function. - * match.c (gfc_match_if): Special case for one-line IFs. - * gfortran.texi: Update documentation. - * parse.c (decode_statement): Invoke gfc_match_type. - -2016-10-25 Fritz Reese <fritzoreese@gmail.com> - - * gfortran.texi: Document. - * gfortran.h (gfc_is_whitespace): Include form feed ('\f'). - -2016-10-25 Fritz Reese <fritzoreese@gmail.com> - - * invoke.texi, gfortran.texi: Touch up documentation of -fdec. - * gfortran.h (gfc_option): Move flag_dec_structure out of gfc_option. - * decl.c (match_record_decl, gfc_match_decl_type_spec, - gfc_match_structure_decl): Ditto. - * match.c (gfc_match_member_sep): Ditto. - * options.c (gfc_handle_option): Ditto. - * lang.opt (fdec-structure): Use Fortran Var for flag_dec_structure. - * lang.opt (fdec): Use Fortran Var to create flag_dec. - * options.c (set_dec_flags): With -fdec enable -fcray-pointer, - -fd-lines-as-comments (default), -fdollar-ok, and legacy std flags. - -2016-10-24 Jerry DeLisle <jvdelisle@gcc.gnu.org> - - PR fortran/77828 - * ioparm.def: Reorder dt parameters to match libgfortran. - * libgfortran.h: Swap definitions of GFC_INTERNAL_UNIT and - GFC_INTERNAL_UNIT4. - -2016-10-24 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/71895 - * interface.c (gfc_compare_derived_types): Convert gcc_assert() - to a gfc_internal_error() to prevent an ICE. - -2016-10-24 Jakub Jelinek <jakub@redhat.com> - - * trans-intrinsic.c (gfc_conv_intrinsic_minmax): Use VAR_P (x) - instead of TREE_CODE (x) == VAR_DECL. - * trans-expr.c (gfc_class_vptr_get, gfc_class_len_get, - gfc_class_len_or_zero_get, gfc_get_vptr_from_expr, - gfc_conv_string_length, conv_base_obj_fcn_val, - gfc_conv_procedure_call, gfc_trans_assignment_1): Likewise. - * trans-openmp.c (gfc_omp_predetermined_sharing, - gfc_omp_disregard_value_expr, gfc_omp_private_debug_clause, - gfc_trans_omp_atomic, gfc_trans_omp_do): Likewise. - * trans-io.c (nml_get_addr_expr): Likewise. - * trans-decl.c (gfc_finish_decl, gfc_build_qualified_array, - gfc_get_symbol_decl, gfc_get_fake_result_decl, - gfc_trans_deferred_vars, gfc_trans_use_stmts, - generate_local_decl): Likewise. - * trans-array.c (trans_array_constructor, trans_array_bound_check, - build_class_array_ref, gfc_array_init_size, - gfc_trans_auto_array_allocation, gfc_trans_g77_array, - gfc_trans_dummy_array_bias, gfc_alloc_allocatable_for_assignment, - gfc_trans_deferred_array): Likewise. - * trans.c (gfc_build_array_ref): Likewise. Use - VAR_OR_FUNCTION_DECL_P (x) instead of TREE_CODE (x) == VAR_DECL - || TREE_CODE (x) == FUNCTION_DECL. - -2016-10-23 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/77763 - * parse.c (parse_spec): Allow STRUCTURE in BLOCK DATA. Sort - case labels. - -2016-10-23 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/54730 - PR fortran/78033 - * array.c (gfc_match_array_constructor): Remove checkpointing - introduced in r196416 (original fix for PR fortran/54730). Move - initialization to top of function. - * match.c (gfc_match_type_spec): Special case matching for REAL. - -2016-10-23 Paul Thomas <pault@gcc.gnu.org> - - PR fortran/69834 - * class.c (gfc_find_derived_vtab): Obtain the gsymbol for the - derived type's module. If the gsymbol is present and the top - level namespace corresponds to a module, use the gsymbol name - space. In the search to see if the vtable exists, try the gsym - namespace first. - * dump-parse-tree (show_code_node): Modify select case dump to - show select type construct. - * resolve.c (build_loc_call): New function. - (resolve_select_type): Add check for repeated type is cases. - Retain selector expression and use it later instead of expr1. - Exclude deferred length TYPE IS cases and emit error message. - Store the address for the vtable in the 'low' expression and - the hash value in the 'high' expression, for each case. Do not - call resolve_select. - * trans.c(trans_code) : Call gfc_trans_select_type. - * trans-stmt.c (gfc_trans_select_type_cases): New function. - (gfc_trans_select_type): New function. - * trans-stmt.h : Add prototype for gfc_trans_select_type. - -2016-10-22 Thomas Koenig <tkoenig@gcc.gnu.org> - - PR fortran/78021 - * gfc_compare_functions: Strings with different lengths in - argument lists compare unequal. - -2016-10-22 Andre Vehreschild <vehre@gcc.gnu.org> - - PR fortran/43366 - PR fortran/51864 - PR fortran/57117 - PR fortran/61337 - PR fortran/61376 - * primary.c (gfc_expr_attr): For transformational functions on classes - get the attrs from the class argument. - * resolve.c (resolve_ordinary_assign): Remove error message due to - feature implementation. Rewrite POINTER_ASSIGNS to ordinary ones when - the right-hand side is scalar class object (with some restrictions). - * trans-array.c (trans_array_constructor): Create the temporary from - class' inner type, i.e., the derived type. - (build_class_array_ref): Add support for class array's storage of the - class object or the array descriptor in the decl saved descriptor. - (gfc_conv_expr_descriptor): When creating temporaries for class objects - add the class object's handle into the decl saved descriptor. - (structure_alloc_comps): Use the common way to get the _data component. - (gfc_is_reallocatable_lhs): Add notion of allocatable class objects. - * trans-expr.c (gfc_find_and_cut_at_last_class_ref): Remove the only ref - only when the expression's type is BT_CLASS. - (gfc_trans_class_init_assign): Correctly handle class arrays. - (gfc_trans_class_assign): Joined into gfc_trans_assignment_1. - (gfc_conv_procedure_call): Support for class types as arguments. - (trans_get_upoly_len): For unlimited polymorphics retrieve the _len - component's tree. - (trans_class_vptr_len_assignment): Catch all ways to assign the _vptr - and _len components of a class object correctly. - (pointer_assignment_is_proc_pointer): Identify assignments of - procedure pointers. - (gfc_trans_pointer_assignment): Enhance support for class object pointer - assignments. - (gfc_trans_scalar_assign): Removed assert. - (trans_class_assignment): Assign to a class object. - (gfc_trans_assignment_1): Treat class objects correctly. - (gfc_trans_assignment): Propagate flags to trans_assignment_1. - * trans-stmt.c (gfc_trans_allocate): Use gfc_trans_assignment now - instead of copy_class_to_class. - * trans-stmt.h: Function prototype removed. - * trans.c (trans_code): Less special casing for class objects. - * trans.h: Added flags to gfc_trans_assignment () prototype. - -2016-10-21 Paul Thomas <pault@gcc.gnu.org> - - PR fortran/69566 - * resolve.c (fixup_array_ref): New function. - (resolve_select_type): Gather up the rank and array reference, - if any, from the selector. Fix up the 'associate name' and the - 'associate entities' as necessary. - * trans-expr.c (gfc_conv_class_to_class): If the symbol backend - decl is a FUNCTION_DECL, use the 'fake_result_decl' instead. - -2016-10-20 Steven G. Kargl <kargl@gcc.gnu.org> - - * array.c (gfc_match_array_constructor): Remove set, but unused - variable. - -2016-10-20 Andre Vehreschild <vehre@gcc.gnu.org> - - * class.c (gfc_build_class_symbol): Set the kind of _len to - gfc_charlen_int_kind to catch changes of the charlen kind. - -2016-10-17 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/77978 - * match.c (gfc_match_stopcode): Fix error reporting for several - deficiencies in matching stop-codes. - -2016-10-17 Paul Thomas <pault@gcc.gnu.org> - - PR fortran/61420 - PR fortran/78013 - * resolve.c (resolve_variable): Obtain the typespec for a - variable expression, when the variable is a function result - that is a procedure pointer. - -2016-10-16 Jerry DeLisle <jvdelisle@gcc.gnu.org> - - PR fortran/48298 - * trans-io.c (transfer_expr): Ignore dtio procedures for inquire - with iolength. - -2016-10-15 Jerry DeLisle <jvdelisle@gcc.gnu.org> - - PR fortran/77972 - * scanner.c (gfc_next_char_literal): If nextc is null do not - decrement the pointer and call the diagnostics. - -2016-10-14 Andre Vehreschild <vehre@gcc.gnu.org> - - * resolve.c (resolve_symbol): Add unimplemented message for - polymorphic types with allocatable/pointer components and coarray=lib. - -2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com> - - * trans-intrinsic.c: Include memmodel.h. - -2016-10-13 Andre Vehreschild <vehre@gcc.gnu.org> - - PR fortran/72832 - * trans-expr.c (gfc_copy_class_to_class): Add generation of - runtime array bounds check. - * trans-intrinsic.c (gfc_conv_intrinsic_size): Add a crutch to - get the descriptor of a function returning a class object. - * trans-stmt.c (gfc_trans_allocate): Use the array spec on the - array to allocate instead of the array spec from source=. - -2016-10-12 Andre Vehreschild <vehre@gcc.gnu.org> - - * trans-expr.c (gfc_find_and_cut_at_last_class_ref): Fixed style. - (gfc_trans_class_init_assign): Same. - (gfc_conv_procedure_call): Same. - (gfc_trans_assignment_1): Same. - * trans-stmt.c (gfc_trans_allocate): Same. - -2016-10-11 Jakub Jelinek <jakub@redhat.com> - - * iresolve.c (is_trig_resolved, resolve_trig_call): Formatting fixes. - * simplify.c (simplify_trig_call, degrees_f, radians_f, - gfc_simplify_atrigd, gfc_simplify_cotan): Likewise. - -2016-10-11 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/77942 - * simplify.c (gfc_simplify_cshift): Check for zero. - -2016-10-11 Fritz Reese <fritzoreese@gmail.com> - - * iresolve.c (get_radians, get_degrees): Fix sloppy commit. - * simplify.c (degrees_f, radians_f): Ditto. - -2016-10-11 Jerry DeLisle <jvdelisle@gcc.gnu.org> - - * simplify.c (radians_f): Fix mpfr_mod. - * ireolce.c (get_degrees): Declare tmp. - -2016-10-11 Fritz Reese <fritzoreese@gmail.com> - - * lang.opt: New flag -fdec-math. - * options.c (set_dec_flags): Enable with -fdec. - * invoke.texi, gfortran.texi, intrinsic.texi: Update documentation. - * intrinsics.c (add_functions, do_simplify): New intrinsics - with -fdec-math. - * gfortran.h (gfc_isym_id): New isym GFC_ISYM_COTAN. - * gfortran.h (gfc_resolve_atan2d, gfc_resolve_cotan, - gfc_resolve_trigd, gfc_resolve_atrigd): New prototypes. - * iresolve.c (resolve_trig_call, get_degrees, get_radians, - is_trig_resolved, gfc_resolve_cotan, gfc_resolve_trigd, - gfc_resolve_atrigd, gfc_resolve_atan2d): New functions. - * intrinsics.h (gfc_simplify_atan2d, gfc_simplify_atrigd, - gfc_simplify_cotan, gfc_simplify_trigd): New prototypes. - * simplify.c (simplify_trig_call, degrees_f, radians_f, - gfc_simplify_cotan, gfc_simplify_trigd, gfc_simplify_atrigd, - gfc_simplify_atan2d): New functions. - -2016-10-10 Thomas Koenig <tkoenig@gcc.gnu.org> - - PR fortran/77915 - * frontend-passes.c (inline_matmul_assign): Return early if - inside a FORALL statement. - -2016-10-07 Fritz Reese <fritzoreese@gmail.com> - - * interface.c (compare_components): Check charlen for BT_CHAR. - -2016-10-07 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/77406 - * interface.c (gfc_compare_interfaces): Fix detection of ambiguous - interface involving alternate return. - (check_interface1): Improve error message and loci. - -2016-10-06 Louis Krupp <louis.krupp@zoho.com> - - PR fortran/69955 - * trans-array.c (gfc_conv_expr_descriptor): Don't allocate - components if it's not necessary. - -2016-10-05 Louis Krupp <louis.krupp@zoho.com> - - PR fortran/57910 - * trans-expr.c (gfc_add_interface_mapping): Don't try to - dereference call-by-value scalar argument. - -2016-10-05 Steven G. Kargl <kargls@gcc.gnu.org> - - PR fortran/58991 - PR fortran/58992 - * resolve.c (resolve_assoc_var): Fix CHARACTER type-spec for a - selector in ASSOCIATE. - (resolve_fl_variable): Skip checks for an ASSOCIATE variable. - -2016-10-05 Fritz Reese <fritzoreese@gmail.com> - - * interface.c (gfc_compare_types): Don't compare BT_UNION components - until we know they're both UNIONs. - * interface.c (gfc_compare_union_types): Guard against empty - components. - -2016-10-05 Louis Krupp <louis.krupp@zoho.com> - - PR fortran/67524 - * resolve.c (resolve_symbol): Don't apply default type rules to - mixed-entry master created for function entry points. - -2016-09-30 Jerry DeLisle <jvdelisle@gcc.gnu.org> - - PR fortran/66643 - * io.c (match_dt_unit): Peek check for missing format. - -2016-09-30 Fritz Reese <fritzoreese@gmail.com> - - PR fortran/77764 - * interface.c (gfc_compare_union_types): Null-guard map components. - -2016-09-30 Fritz Reese <fritzoreese@gmail.com> - - PR fortran/77782 - * interface.c (gfc_compare_derived_types): Use gfc_compare_union_types - to compare union types. - -2016-09-30 Andre Vehreschild <vehre@gcc.gnu.org> - - * trans-array.c (gfc_array_allocate): Use the token from coarray's - .token member. - * trans-intrinsic.c (conv_expr_ref_to_caf_ref): Only generate - caf-reference chains from the first coarray references on. - * trans-types.c (gfc_get_derived_type): Switch on mandatory .token - member generation for allocatable arrays in coarrays in derived types. - -2016-09-29 James Greenhalgh <james.greenhalgh@arm.com> - - * options.c (gfc_post_options): Remove special case for - TARGET_FLT_EVAL_METHOD_NON_DEFAULT with -fexcess-precision=standard. - -2016-09-27 Jakub Jelinek <jakub@redhat.com> - - * dependency.c (gfc_dep_compare_expr): Remove break after return. - * frontend-passes.c (optimize_op): Likewise. - * interface.c (gfc_current_interface_head): Likewise. - * symbol.c (check_conflict): Likewise. - * trans-intrinsic.c (build_fix_expr): Likewise. - - PR fortran/77666 - * trans-openmp.c (gfc_omp_private_outer_ref): Return true even for - references to allocatable arrays. - -2016-09-26 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/77420 - * trans-common.c: Handle array elements in equivalence when - the lower and upper bounds of array spec are NULL. - -2016-09-26 Paul Thomas <pault@gcc.gnu.org> - - PR fortran/48298 - * interface.c (gfc_find_specific_dtio_proc) : Return NULL if - the derived type is broken, as indicated by a flavor other than - FL_DERIVED. - -2016-09-26 Marek Polacek <polacek@redhat.com> - - PR c/7652 - * arith.c (eval_intrinsic): Add gcc_fallthrough. - * frontend-passes.c (optimize_op): Likewise. - (gfc_expr_walker): Likewise. - * parse.c (next_fixed): Likewise. - * primary.c (match_variable): Likewise. - * trans-array.c: Likewise. - * trans-expr.c (flatten_array_ctors_without_strlen): Likewise. - * trans-io.c (transfer_expr): Likewise. - -2016-09-25 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/77429 - * dependency.c (gfc_check_dependency): Convert gcc_assert() to - a conditional and possible call to gfc_internal_error(). - -2016-09-25 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/77694 - * frontend-passes.c (optimize_binop_array_assignment): Check pointer - for NULL. - -2016-09-23 Fritz Reese <fritzoreese@gmail.com> - - * lang.opt, invoke.texi, gfortran.texi: New flag -fdec-static. - * options.c (set_dec_flags): Set -fdec-static with -fdec. - * gfortran.h (symbol_attribute): New attribute automatic. - * gfortran.h (gfc_add_automatic): New prototype. - * match.h (gfc_match_automatic, gfc_match_static): New functions. - * decl.c (gfc_match_automatic, gfc_match_static): Ditto. - * symbol.c (gfc_add_automatic): Ditto. - * decl.c (match_attr_spec): Match AUTOMATIC and STATIC decls. - * parse.c (decode_specification_statement, decode_statement): Ditto. - * resolve.c (apply_default_init_local, resolve_fl_variable_derived, - resolve_symbol): Support for automatic attribute. - * symbol.c (check_conflict, gfc_copy_attr, gfc_is_var_automatic): - Ditto. - * trans-decl.c (gfc_finish_var_decl): Ditto. - -2016-09-23 Jerry DeLisle <jvdelisle@gcc.gnu.org> - - PR fortran/48298 - * gfortran.h (gfc_dt): Add *udtio. - * ioparm.def: Add bit IOPARM_dt_f2003 to align with library use of bit - 25. Add IOPARM_dt_dtio bit to common flags. - * resolve.c (resolve_transfer): Set dt->udtio to expression. - * io.c (gfc_match_inquire): Adjust error message for internal - unit KIND. - * libgfortran.h: Adjust defines for GFC_INTERNAL_UNIT4, - GFC_INTERNAL_UNIT, and GFC_INVALID_UNIT. - * trans-io.c (build_dt): Set common_unit to reflect the KIND of - the internal unit. Set mask bit for presence of dt->udtio. - -2016-09-22 Andre Vehreschild <vehre@gcc.gnu.org> - - * trans-intrinsic.c (gfc_conv_intrinsic_caf_get): Use the old caf- - interface where possible. - -2016-09-22 Paul Thomas <pault@gcc.gnu.org> - - * interface.c (check_dtio_interface1): Introduce errors for - alternate returns and incorrect numbers of arguments. - (gfc_find_specific_dtio_proc): Return cleanly if the derived - type either doesn't exist or has no namespace. - -2016-09-21 Louis Krupp <louis.krupp@zoho.com> - - PR fortran/66107 - * decl.c (add_init_expr_to_sym): Catch variable character length - in parameter array. - -2016-09-21 Paul Thomas <pault@gcc.gnu.org> - - PR fortran/77657 - - * interface.c (gfc_find_specific_dtio_proc): Borrow trick from - resolve_typebound_generic_call to find dtio procedures that - over-ride those in the declared type. - -2016-09-20 Marek Polacek <polacek@redhat.com> - - * trans-intrinsic.c (conv_expr_ref_to_caf_ref): Adjust fall through - comment. - -2016-09-19 Andre Vehreschild <vehre@gcc.gnu.org> - - PR fortran/71952 - * expr.c (gfc_check_assign): Added flag to control whether datatype - conversion is allowed. - * gfortran.h: Added caf-token-tree to gfc_component. Changed - prototypes mostly to add whether datatype conversion is allowed. - * gfortran.texi: Added documentation for the caf_reference_t and the - caf_*_by_ref function. - * primary.c (caf_variable_attr): Similar to gfc_variable_attr but - focused on the needs of coarrays. - (gfc_caf_attr): Same. - * resolve.c (resolve_ordinary_assign): Set the conversion allowed - flag when not in a coarray. - * trans-array.c (gfc_array_init_size): Moved setting of array - descriptor's datatype before the alloc, because caf_register needs it. - (gfc_array_allocate): Changed notion of whether an array is a coarray. - (gfc_array_deallocate): Same. - (gfc_alloc_allocatable_for_assignment): Added setting of coarray's - array descriptor datatype before the register. And using deregister/ - register to mimmick a realloc for coarrays. - * trans-decl.c (gfc_build_builtin_function_decls): Corrected signatures - of old caf-functions and added signature definitions of the _by_ref - ones. - (generate_coarray_sym_init): Adapted to new caf_register signature. - * trans-expr.c (gfc_conv_scalar_to_descriptor): Make sure a constant - is translated to an lvalue expression before use in an array - descriptor. - (gfc_get_ultimate_alloc_ptr_comps_caf_token): New function. Get the - last allocatable component's coarray token. - (gfc_get_tree_for_caf_expr): For top-level object get the coarray - token and check for unsupported features. - (gfc_get_caf_token_offset): Getting the offset might procude new - statements, which now are stored in the pre and post of the current se. - (gfc_caf_get_image_index): For this image return a call to - caf_this_image. - (expr_may_alias_variables): Check that the result is set for testing - its properties. - (alloc_scalar_allocatable_for_assignment): Added auto allocation of - coarray components. - (gfc_trans_assignment_1): Rewrite an assign to a coarray object to - be a sendget. - * trans-intrinsic.c (conv_caf_vector_subscript_elem): Corrected - wrong comment. - (compute_component_offset): Compute the correct offset a structure - member. - (conv_expr_ref_to_caf_ref): Convert to a chain of refs into - caf_references. - (gfc_conv_intrinsic_caf_get): Call caf_get_by_ref instead of caf_get. - (conv_caf_send): Call caf_*_by_ref for coarrays that need - reallocation. - (gfc_conv_intrinsic_function): Adapted to new signuature of the caf - drivers. - (conv_intrinsic_atomic_op): Add pre and post statements correctly. - (conv_intrinsic_atomic_ref): Same. - (conv_intrinsic_atomic_cas): Same. - (conv_intrinsic_event_query): Same. - * trans-stmt.c (gfc_trans_lock_unlock): Same. - (gfc_trans_event_post_wait): Same. - (gfc_trans_allocate): Support allocation of allocatable coarrays. - (gfc_trans_deallocate): And there deallocation. - * trans-types.c (gfc_typenode_for_spec): Added flag to control whether - a component is part of coarray. When so, then add space to store a - coarray token. - (gfc_build_array_type): Same. - (gfc_get_array_descriptor_base): Same. - (gfc_get_array_type_bounds): Same. - (gfc_sym_type): Same. - (gfc_get_derived_type): Same. - (gfc_get_caf_reference_type): Declare the caf_reference_type. - * trans-types.h: Prototype changes only. - * trans.c (gfc_allocate_using_lib): Use the updated caf_register - signature. - (gfc_allocate_allocatable): Same. - (gfc_deallocate_with_status): Same. - * trans.h: Defined the runtime types for caf_reference_t and the enums. - -2016-09-19 Fritz Reese <fritzoreese@gmail.com> - - PR fortran/77584 - * decl.c (match_record_decl, gfc_match_decl_type_spec): Fixes to - handling of structure/record from declaration-type-spec. - -2016_09_17 Louis Krupp <louis.krupp@zoho.com> - - PR fortran/68078 - * resolve.c (resolve_allocate_expr): Check that derived type - pointer, object or array has been successfully allocated before - initializing. - -2016-09-16 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/77612 - * decl.c (char_len_param_value): Check parent namespace for - seen_implicit_none. - -2016-09-15 Louis Krupp <louis.krupp@zoho.com> - - PR fortran/69963 - * parse.c (reject_statement): Clear charlen pointers in implicit - character typespecs before those charlen structures are freed. - -2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de> - - * simplify.c (gfc_simplify_repeat): Fix a misplaced closing ')'. - -2016-09-13 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/77420 - * module.c (load_equiv): Revert revision 240063. - -2016-09-10 Paul Thomas <pault@gcc.gnu.org> - Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/77532 - * interface.c (check_dtio_arg_TKR_intent): Return after error. - (check_dtio_interface1): Remove asserts, test for NULL and return - if found. - -2016-09-09 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/77420 - * module.c (load_equiv): If the current namespace has a list of - equivalence statements, initialize duplicate to false and then - look for duplicates; otherwise, initialize it to true. - -2016-09-09 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/77506 - * array.c (gfc_match_array_constructor): CHARACTER(len=*) cannot - appear in an array constructor. - -2016-09-09 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/77507 - * intrinsic.c (add_functions): Use correct keyword. - -2016-09-08 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/69514 - * array.c (gfc_match_array_constructor): If type-spec is present, - walk the array constructor performing possible conversions for - numeric types. - -2016-09-08 Jakub Jelinek <jakub@redhat.com> - - PR fortran/77500 - * trans-openmp.c (gfc_trans_omp_atomic): For atomic write or - swap, don't try to look through GFC_ISYM_CONVERSION. In other cases, - check that value.function.isym is non-NULL before dereferencing it. - -2016-09-04 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/77391 - * resolve.c (deferred_requirements): New function to check F2008:C402. - (resolve_fl_variable,resolve_fl_parameter): Use it. - -2016-09-04 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/77460 - * simplify.c (simplify_transformation_to_scalar): On error, result - may be NULL, simply return. - -2016-08-31 Jakub Jelinek <jakub@redhat.com> - - PR fortran/77352 - * trans-openmp.c (gfc_trans_omp_parallel_workshare): Always add a - BIND_EXPR with BLOCK around what gfc_trans_omp_workshare returns. - - PR fortran/77374 - * parse.c (parse_omp_oacc_atomic): Copy over cp->ext.omp_atomic - to cp->block->ext.omp_atomic. - * resolve.c (gfc_resolve_blocks): Assert block with one or two - EXEC_ASSIGNs for EXEC_*_ATOMIC. - * openmp.c (resolve_omp_atomic): Don't assert one or two - EXEC_ASSIGNs, instead return quietly for EXEC_NOPs and otherwise - error unexpected statements. - -2016-08-31 Paul Thomas <pault@gcc.gnu.org> - Jerry DeLisle <jvdelisle@gcc.gnu.org> - - PR fortran/48298 - * decl.c (access_attr_decl): Include case INTERFACE_DTIO as - appropriate. - * gfortran.h : Add INTRINSIC_FORMATTED and - INTRINSIC_UNFORMATTED to gfc_intrinsic_op. Add INTERFACE_DTIO - to interface type. Add new enum 'dtio_codes'. Add bitfield - 'has_dtio_procs' to symbol_attr. Add prototypes - 'gfc_check_dtio_interfaces' and 'gfc_find_specific_dtio_proc'. - * interface.c (dtio_op): New function. - (gfc_match_generic_spec): Match generic DTIO interfaces. - (gfc_match_interface): Treat DTIO interfaces in the same way as - (gfc_current_interface_head): Add INTERFACE_DTIO appropriately. - (check_dtio_arg_TKR_intent): New function. - (check_dtio_interface1): New function. - (gfc_check_dtio_interfaces): New function. - (gfc_find_specific_dtio_proc): New function. - * io.c : Add FMT_DT to format_token. - (format_lex): Handle DTIO formatting. - * match.c (gfc_op2string): Add DTIO operators. - * resolve.c (derived_inaccessible): Ignore pointer components - to enclosing derived type. - (resolve_transfer): Resolve transfers that involve DTIO. - procedures. Find the specific subroutine for the transfer and - use its existence to over-ride some of the constraints on - derived types. If the transfer is recursive, require that the - subroutine be so qualified. - (dtio_procs_present): New function. - (resolve_fl_namelist): Remove inhibition of polymorphic objects - in namelists if DTIO read and write subroutines exist. Likewise - for derived types. - (resolve_types): Invoke 'gfc_verify_dtio_procedures'. - * symbol.c : Set 'dtio_procs' using 'minit'. - * trans-decl.c (gfc_finish_var_decl): If a derived-type/class - object is associated with DTIO procedures, make it TREE_STATIC. - * trans-expr.c (gfc_get_vptr_from_expr): If the expression - drills down to a PARM_DECL, extract the vptr correctly. - (gfc_conv_derived_to_class): Check 'info' in the test for - 'useflags'. If the se expression exists and is a pointer, use - it as the class _data. - * trans-io.c : Add IOCALL_X_DERIVED to iocall and the function - prototype. Likewise for IOCALL_SET_NML_DTIO_VAL. - (set_parameter_tree): Renamed from 'set_parameter_const', now - returns void and has new tree argument. Calls modified to match - new interface. - (transfer_namelist_element): Transfer DTIO procedure pointer - and vpointer using the new function IOCALL_SET_NML_DTIO_VAL. - (get_dtio_proc): New function. - (transfer_expr): Add new argument for the vptr field of class - objects. Add the code to call the specific DTIO proc, convert - derived types to class and call IOCALL_X_DERIVED. - (trans_transfer): Add BT_CLASS to structures for treatment by - the scalarizer. Obtain the vptr for the dynamic type, both for - scalar and array transfer. - -2016-08-30 Fritz Reese <fritzoreese@gmail.com> - - * gfortran.texi: Fix typo in STRUCTURE documentation. - -2016-08-29 Fritz Reese <fritzoreese@gmail.com> - - Fix, reorganize, and clarify comparisons of anonymous types/components. - - PR fortran/77327 - * interface.c (is_anonymous_component, is_anonymous_dt): New functions. - * interface.c (compare_components, gfc_compare_derived_types): Use new - functions. - -2016-08-27 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/77380 - * dependency.c (gfc_check_dependency): Do not assert with - -fcoarray=lib. - -2016-08-27 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/77372 - simplify.c (simplify_ieee_selected_real_kind): Check for NULL pointers. - -2016-08-25 Steven g. Kargl <kargl@gcc.gnu.org> - - PR fortran/77351 - * frontend-passes.c (remove_trim,combine_array_constructor): Check for - NULL pointer. - -2016-08-24 Paul Thomas <pault@gcc.gnu.org> - - PR fortran/77358 - * resolve.c (resolve_fl_procedure): Use the correct gfc_charlen - for deferred character length module procedures. - -2016-08-23 Fritz Reese <fritzoreese@gmail.com> - - * decl.c (gfc_match_structure_decl): Make gfc_structure_id static. - -2016-08-23 Fritz Reese <fritzoreese@gmail.com> - - * interface.c (compare_components): Fix typo in name check conditional. - -2016-08-22 Steven G. Kargl <kargl@gcc.gnu.org> - Bud Davis <jmdavis@link.com> - - PR fortran/60774 - * parse.c (next_free,next_fixed): Issue error for statement label - without a statement. - -2016-08-22 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/61318 - * interface.c (compare_parameter): Use better locus for error message. - -2016-08-22 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/77260 - * gcc/fortran/trans-decl.c (generate_local_decl): Suppress warning - for unused variable if symbol is entry point. - -2016-08-19 Joseph Myers <joseph@codesourcery.com> - - PR c/32187 - * trans-types.h (float128_type_node): Rename to - gfc_float128_type_node. - (complex_float128_type_node): Rename to - gfc_complex_float128_type_node. - * iso-c-binding.def, trans-intrinsic.c, trans-types.c: All users - changed. - -2016-08-19 Jakub Jelinek <jakub@redhat.com> - - PR fortran/71014 - * resolve.c (gfc_resolve): For ns->construct_entities don't save, clear - and restore omp state around the resolving. - - PR fortran/69281 - * trans-openmp.c (gfc_trans_omp_parallel, gfc_trans_omp_task, - gfc_trans_omp_target): Wrap gfc_trans_omp_code result in an extra - BIND_EXPR with its own forced BLOCK. - -2016-08-19 Janne Blomqvist <jb@gcc.gnu.org> - - * intrinsics.texi (RANDOM_NUMBER): Remove reference to - init_random_seed in example. - (RANDOM_SEED): Remove warning to not set all seed values to 0. - -2016-08-18 David Malcolm <dmalcolm@redhat.com> - - * error.c (gfc_diagnostic_starter): Update for change to - diagnostic_show_locus. - -2016-08-17 Jakub Jelinek <jakub@redhat.com> - - PR fortran/67496 - * trans-array.c (trans_array_constructor): Load - expr->ts.u.cl->length_from_typespec only if expr->ts.type is - BT_CHARACTER. - -2016-08-15 Fritz Reese <fritzoreese@gmail.com> - - * lang.opt, invoke.texi: New flag -finit-derived. - * gfortran.h (gfc_build_default_init_expr, gfc_apply_init, - gfc_generate_initializer): New prototypes. - * expr.c (gfc_build_default_init_expr, gfc_apply_init, - component_initializer, gfc_generate_initializer): New functions. - * expr.c (gfc_default_initializer): Wrap gfc_generate_initializer. - * decl.c (build_struct): Move common code to gfc_apply_init. - * resolve.c (can_generate_init): New function. - * resolve.c (build_default_init_expr): Wrap gfc_build_default_init_expr. - * resolve.c (apply_default_init, resolve_fl_variable_derived): Use - gfc_generate_initializer. - * trans-decl.c (gfc_generate_function_code): Use - gfc_generate_initializer. - -2016-08-15 Thomas Koenig <tkoenig@gcc.gnu.org> - - * frontend-passes.c (create_var): Set ts.deferred for - deferred-length character variables. - * dump-parse-tree.c (show_typespec): Also dump - is_c_interop, is_iso_c and deferred flags. - -2016-08-15 Jakub Jelinek <jakub@redhat.com> - - PR debug/71906 - * trans-decl.c (gfc_get_symbol_decl): Call gfc_finish_var_decl - for decl's character length before gfc_finish_var_decl on the - decl itself. - -2016-08-14 Chung-Lin Tang <cltang@codesourcery.com> - - PR fortran/70598 - * openmp.c (resolve_omp_clauses): Adjust use_device clause - handling to only allow pointers and arrays. - -2016-08-12 Marek Polacek <polacek@redhat.com> - - PR c/7652 - * decl.c (match_attr_spec): Add FALLTHRU. - * primary.c (match_arg_list_function): Likewise. - * resolve.c (resolve_operator): Adjust fall through comment. - (fixup_charlen): Add FALLTHRU. - (resolve_allocate_expr): Adjust fall through comment. - * trans-array.c (gfc_conv_ss_startstride): Add FALLTHRU. - * trans-intrinsic.c (gfc_conv_intrinsic_len): Adjust fall through - comment. - -2016-08-11 Janne Blomqvist <jb@gcc.gnu.org> - - * check.c (gfc_check_random_seed): Use new seed size in check. - * intrinsic.texi (RANDOM_NUMBER): Updated documentation. - (RANDOM_SEED): Likewise. - -2016-08-08 Jakub Jelinek <jakub@redhat.com> - - PR fortran/72716 - * openmp.c (gfc_match_omp_declare_simd): Don't stick anything into - BLOCK DATA ns, it will be rejected later. - -2016-08-08 Andre Vehreschild <vehre@gcc.gnu.org> - - PR fortran/71936 - * trans-array.c (gfc_array_allocate): When SOURCE= is a function - stick with the ref of the object to allocate. - -2016-08-08 Andre Vehreschild <vehre@gcc.gnu.org> - - PR fortran/72698 - * trans-stmt.c (gfc_trans_allocate): Prevent generating code for - copy of zero sized string and with it an ICE. - -2016-08-08 Andre Vehreschild <vehre@gcc.gnu.org> - - PR fortran/70524 - * trans-array.c (gfc_trans_dummy_array_bias): Ensure that the - location information is correctly set. - * trans-decl.c (gfc_trans_deferred_vars): Set the locus of the - current construct early. - -2016-08-03 Fritz Reese <fritzoreese@gmail.com> - - * lang.opt: New option -fdec-intrinsic-ints. - * options.c (set_dec_flags): Enable with -fdec. - * gfortran.texi, invoke.texi, intrinsics.texi: Update documentation. - * intrinsic.c (add_function, add_subroutine): New B/I/J/K intrinsic - variants. - -2016-07-30 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/41922 - * target-memory.c (expr_to_char): Pass in locus and use it in error - messages. - (gfc_merge_initializers): Ditto. - * target-memory.h: Update prototype for gfc_merge_initializers (). - * trans-common.c (get_init_field): Use the correct locus. - -2016-07-30 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/68566 - * check.c (gfc_check_reshape): Check for constant expression. - -2016-07-30 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/69867 - * decl.c (build_struct): Ensure that pointers point to something. - -2016-07-30 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/69962 - * decl.c (gfc_set_constant_character_len): if expr is not - constant issue an error instead of an ICE. - -2016-07-30 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/70006 - * io.c (gfc_resolve_dt): Use correct locus. - * resolve.c (resolve_branch): Ditto. - -2016-07-30 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/71730 - * decl.c (char_len_param_value): Check return value of - gfc_reduce_init_expr(). - -2016-07-29 Dominik Vogt <vogt@linux.vnet.ibm.com> - - * trans-array.c (gfc_conv_array_ref): Fix allocation of diagnostic - message (was too small). - -2016-07-28 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/71067 - * decl.c (match_data_constant): On error, set 'result' to NULL. - -2016-07-28 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/71799 - * resolve.c(gfc_resolve_iterator): Failure of type conversion need - not ICE. - -2016-07-28 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/71859 - * check.c(numeric_check): Prevent ICE. Issue error for invalid - subroutine as an actual argument when numeric argument is expected. - -2016-07-28 Steven G. Kargl <kargl@gcc.gnu.org> - Thomas Koenig <tkoenig@gcc.gnu.org> - - PR fortran/71883 - * frontend-passes.c (gfc_run_passes): Bail out if there are any - errors. - * error.c (gfc_internal_error): If there are any errors in the - buffer, exit with EXIT_FAILURE. - -2016-07-28 Renlin Li <renlin.li@arm.com> - - Revert - 2016-07-19 Thomas Koenig <tkoenig@gcc.gnu.org> - - PR fortran/71902 - * dependency.c (gfc_check_dependency): Use dep_ref. Handle case - if identical is true and two array element references differ. - (gfc_dep_resovler): Move most of the code to dep_ref. - (dep_ref): New function. - * frontend-passes.c (realloc_string_callback): Name temporary - variable "realloc_string". - -2016-07-26 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/71862 - * class.c: Remove assert. Iterate over component only if non-null. - -2016-07-22 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/71935 - * check.c (is_c_interoperable): Simplify right expression. - -2016-07-22 Thomas Koenig <tkoenig@gcc.gnu.org> - - PR fortran/71795 - * frontend-passes.c (combine_array_constructor): Don't - do anything if the expression is inside an array iterator. - -2016-07-22 Andre Vehreschild <vehre@gcc.gnu.org> - - * expr.c (gfc_find_stat_co): Fixed whitespaces. - * gfortran.texi: Fixed typos and reversed meaning of caf_get()'s - src and dst description. - * trans-decl.c (gfc_build_builtin_function_decls): Fixed style - and corrected fnspec for caf functions. - * trans-intrinsic.c (gfc_conv_intrinsic_caf_get): Fixed style. - (conv_caf_send): Dito. - -2016-07-19 Thomas Koenig <tkoenig@gcc.gnu.org> - - PR fortran/71902 - * dependency.c (gfc_check_dependency): Use dep_ref. Handle case - if identical is true and two array element references differ. - (gfc_dep_resovler): Move most of the code to dep_ref. - (dep_ref): New function. - * frontend-passes.c (realloc_string_callback): Name temporary - variable "realloc_string". - -2016-07-17 Fritz Reese <fritzoreese@gmail.com> - - PR fortran/71523 - * trans-decl.c (gfc_finish_var_decl): Replace automatic initializer with - a static one. - -2016-07-15 Jerry DeLisle <jvdelisle@gcc.gnu.org> - Marco Restelli <mrestelli@gmail.com> - - PR fortran/62125 - * symbol.c (select_type_insert_tmp): Recursively call self to take care - of nested select type. - -2016-07-15 Cesar Philippidis <cesar@codesourcery.com> - - * openmp.c (gfc_match_omp_clauses): Scan for clause vector_length - before vector. - -2016-07-15 Andre Vehreschild <vehre@gcc.gnu.org> - - PR fortran/71807 - * trans-expr.c (gfc_trans_subcomponent_assign): Special casing - when allocatable component is set to null() in initializer. - -2016-07-14 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/29819 - * parse.c (parse_contained): Use proper locus. - -2016-07-14 Andre Vehreschild <vehre@gcc.gnu.org> - - PR fortran/70842 - * simplify.c (gfc_simplify_len): Only for unlimited polymorphic - types replace the expression's _data ref with a _len ref. - -2016-07-09 Thomas Koenig <tkoenig@gcc.gnu.org> - - PR fortran/71783 - * frontend-passes.c (create_var): Always allocate a charlen - for character variables. - -2016-07-08 Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/68426 - * simplify (gfc_simplify_spread): Adjust locus. - -2016-07-08 Cesar Philippidis <cesar@codesourcery.com> - - * parse.c (matcha): Define. - (decode_oacc_directive): Add spec_only local var and set it. Use - matcha to parse acc directives except for routine and declare. Return - ST_GET_FCN_CHARACTERISTICS if a non-declarative directive could be - matched. - -2016-07-08 Martin Liska <mliska@suse.cz> - - * invoke.texi (Wundefined-do-loop): Enhance documentation. - -2016-07-07 Jerry DeLisle <jvdelisle@gcc.gnu.org> - - PR fortran/71764 - * trans-expr.c (gfc_trans_structure_assign): Remove assert. - -2016-07-07 Martin Liska <mliska@suse.cz> - - * lang.opt (Wundefined-do-loop): New option. - * resolve.c (gfc_resolve_iterator): Warn for Wundefined-do-loop. - (gfc_trans_simple_do): Generate a c-style loop. - (gfc_trans_do): Fix GNU coding style. - * invoke.texi: Mention the new warning. - -2016-07-07 Martin Liska <mliska@suse.cz> - - * trans-stmt.c (gfc_trans_do): Add expect builtin for DO - loops with step bigger than +-1. - -2016-07-05 Alessandro Fanfarillo <fanfarillo.gcc@gmail.com> - - * array.c (gfc_match_array_ref): Add parsing support for - STAT= attribute in CAF reference. - * expr.c (gfc_find_stat_co): New function that returns - the STAT= assignment. - * gfortran.h (gfc_array_ref): New member. - * trans-decl.c (gfc_build_builtin_function_decls): - new attribute for caf_get and caf_send functions. - * trans-intrinsic.c (gfc_conv_intrinsic_caf_get): Passing - the stat attribute to external function. - (gfc_conv_intrinsic_caf_send): Ditto. - -2016-07-05 Andre Vehreschild <vehre@gcc.gnu.org> - - PR fortran/71623 - * trans-stmt.c (gfc_trans_allocate): Add code of pre block of typespec - in allocate to parent block. - -2016-07-04 Jerry DeLisle <jvdelisle@gcc.gnu.org> - - PR fortran/66575 - * decl.c (match_procedure_interface): Exit loop if procedure - interface refers to itself. - -2016-07-04 Jerry DeLisle <jvdelisle@gcc.gnu.org> - Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/35849 - * simplify.c (gfc_simplify_ishftc): Check that absolute value of - SHIFT is less than or equal to SIZE. - -2016-07-01 Jakub Jelinek <jakub@redhat.com> - - PR fortran/71687 - * f95-lang.c (struct binding_level): Add reversed field. - (clear_binding_level): Adjust initializer. - (getdecls): If reversed is clear, set it and nreverse the names - chain before returning it. - (poplevel): Use getdecls. - * trans-decl.c (gfc_generate_function_code, gfc_process_block_locals): - Use nreverse to pushdecl decls in the declaration order. - - PR fortran/71717 - * trans-openmp.c (gfc_omp_privatize_by_reference): Return false - for GFC_DECL_ASSOCIATE_VAR_P with POINTER_TYPE. - -2016-06-30 Jakub Jelinek <jakub@redhat.com> - - PR fortran/71704 - * parse.c (matchs, matcho): Move right before decode_omp_directive. - If spec_only, only gfc_match the keyword and if successful, goto - do_spec_only. - (matchds, matchdo): Define. - (decode_omp_directive): Add spec_only local var and set it. - Use matchds or matchdo macros instead of matchs or matcho - for declare target, declare simd, declare reduction and threadprivate - directives. Return ST_GET_FCN_CHARACTERISTICS if a non-declarative - directive could be matched. - (next_statement): For ST_GET_FCN_CHARACTERISTICS restore - gfc_current_locus from old_locus even if there is no label. - - PR fortran/71705 - * trans-openmp.c (gfc_trans_omp_clauses): Set TREE_ADDRESSABLE on - decls in to/from clauses. - -2016-06-29 Jerry DeLisle <jvdelisle@gcc.gnu.org> - - PR fortran/71686 - * scanner.c (gfc_next_char_literal): Only decrement nextc if it - is not NULL. - -2016-06-29 Cesar Philippidis <cesar@codesourcery.com> - - * openmp.c (match_oacc_clause_gang): Rename to ... - (match_oacc_clause_gwv): this. Add support for OpenACC worker and - vector clauses. - (gfc_match_omp_clauses): Use match_oacc_clause_gwv for - OMP_CLAUSE_{GANG,WORKER,VECTOR}. Propagate any MATCH_ERRORs for - invalid OMP_CLAUSE_{ASYNC,WAIT,GANG,WORKER,VECTOR} clauses. - (gfc_match_oacc_wait): Propagate MATCH_ERROR for invalid - oacc_expr_lists. Adjust the first and needs_space arguments to - gfc_match_omp_clauses. - -2016-06-29 Richard Biener <rguenther@suse.de> - - PR middle-end/71002 - * f95-lang.c (LANG_HOOKS_GET_ALIAS_SET): Remove (un-)define. - (gfc_get_alias_set): Remove. - -2016-06-25 Jerry DeLisle <jvdelisle@gcc.gnu.org> - - PR fortran/71649 - * module.c (create_intrinsic_function): Check for NULL values and - return after giving error. - -2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com> - - * trans-types.c (gfc_build_complex_type): Move setting complex - MODE to layout_type, instead of setting it ahead of time by the - caller. - -2016-06-21 Tobias Burnus <burnus@net-b.de> - - PR fortran/71068 - * resolve.c (resolve_function): Don't resolve caf_get/caf_send. - (check_data_variable): Strip-off caf_get before checking. - -2016-06-20 Tobias Burnus <burnus@net-b.de> - - PR fortran/71194 - * trans-expr.c (gfc_trans_pointer_assignment): Correctly handle - RHS pointer functions. - -2016-06-19 Bernhard Reutner-Fischer <aldot@gcc.gnu.org> - - * class.c (gfc_add_class_array_ref): Call gfc_add_data_component() - instead of gfc_add_component_ref(). - (gfc_get_len_component): Call gfc_add_len_component() instead of - gfc_add_component_ref(). - * trans-intrinsic.c (gfc_conv_intrinsic_loc): Call - gfc_add_data_component() instead of gfc_add_component_ref(). - * trans.c (gfc_add_finalizer_call): Call - gfc_add_final_component() and gfc_add_size_component() instead - of gfc_add_component_ref. - -2016-06-18 Bernhard Reutner-Fischer <aldot@gcc.gnu.org> - - * trans-types.c (gfc_typenode_for_spec): Commentary typo fix. - -2016-06-17 Cesar Philippidis <cesar@codesourcery.com> - - * openmp.c (match_acc): New generic function to parse OpenACC - directives. - (gfc_match_oacc_parallel_loop): Use it. - (gfc_match_oacc_parallel): Likewise. - (gfc_match_oacc_kernels_loop): Likewise. - (gfc_match_oacc_kernels): Likewise. - (gfc_match_oacc_data): Likewise. - (gfc_match_oacc_host_data): Likewise. - (gfc_match_oacc_loop): Likewise. - (gfc_match_oacc_enter_data): Likewise. - (gfc_match_oacc_exit_data): Likewise. - -2016-06-16 Martin Liska <mliska@suse.cz> - - * trans-stmt.c (gfc_trans_simple_do): Predict the edge. - -2016-06-16 Martin Liska <mliska@suse.cz> - - * trans-array.c (gfc_array_allocate): Do not generate expect - stmt. - * trans.c (gfc_allocate_using_malloc): Properly set FAIL_ALLOC - predictor for malloc return value. - (gfc_allocate_allocatable): Use REALLOC predictor instead of - FAIL_ALLOC. - (gfc_deallocate_with_status): Likewise. - -2016-06-13 Paul Thomas <pault@gcc.gnu.org> - - PR fortran/70673 - * frontend-passes.c (realloc_string_callback): Add a call to - gfc_dep_compare_expr. - -2016-06-11 Dominique d'Humieres <dominiq@lps.ens.fr> - - PR fortran/60751 - * io.c (gfc_resolve_dt): Replace GFC_STD_GNU with GFC_STD_LEGACY. - -2016-06-10 Thomas Schwinge <thomas@codesourcery.com> - - PR c/71381 - * openmp.c (gfc_match_oacc_cache): Add comment. - -2016-06-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> - - PR fortran/71404 - * io.c (match_io): For READ, commit in pending symbols in the - current statement before trying to match an expression so that - if the match fails and we undo symbols we dont toss good symbols. - -2016-06-05 Andre Vehreschild <vehre@gcc.gnu.org> - - PR fortran/69659 - * trans-array.c (gfc_trans_dummy_array_bias): For class arrays use - the address of the _data component to reference the arrays data - component. - -2016-06-03 Chung-Lin Tang <cltang@codesourcery.com> - - * trans-openmp.c (gfc_trans_omp_reduction_list): Add mark_addressable - bool parameter, set reduction clause DECLs as addressable when true. - (gfc_trans_omp_clauses): Pass clauses->async to - gfc_trans_omp_reduction_list, add comment describing OpenACC situation. - -2016-06-01 Jerry DeLisle <jvdelisle@gcc.gnu.org> - - PR fortran/52393 - * io.c (match_io): For READ, try to match a default character - expression. If found, set the dt format expression to this, - otherwise go back and try control list. - -2016-06-01 Paul Thomas <pault@gcc.gnu.org> - - PR fortran/71156 - * decl.c (copy_prefix): Add checks that the module procedure - declaration prefixes are compliant with the interface. Invert - order of existing elemental and pure checks. - * resolve.c (resolve_fl_procedure): Invert order of elemental - and pure errors. - -2016-06-01 Jakub Jelinek <jakub@redhat.com> - - * parse.c (case_decl): Move ST_OMP_* to ... - (case_omp_decl): ... here, new macro. - (verify_st_order): For case_omp_decl, complain about - p->state >= ORDER_EXEC, but don't change p->state otherwise. - -2016-05-26 Jakub Jelinek <jakub@redhat.com> - - * openmp.c (resolve_omp_clauses): Warn if chunk_size is known not to - be positive. - -2016-05-23 Jerry DeLisle <jvdelisle@gcc.gnu.org> - - PR fortran/66461 - * scanner.c (gfc_next_char_literal): Clear end_flag when adjusting - current locus back to old_locus. - -2016-05-20 Jakub Jelinek <jakub@redhat.com> - - PR fortran/71204 - * frontend-passes.c (realloc_string_callback): Clear inserted_block - and changed_statement before calling create_var. - -2016-05-15 Harald Anlauf <anlauf@gmx.de> - - PR fortran/69603 - * interface.c (compare_parameter): Check for non-NULL pointer. - -2016-05-14 Fritz Reese <fritzoreese@gmail.com> - - * gfortran.texi: Update example of DEC UNION extension. - -2016-05-14 Fritz Reese <fritzoreese@gmail.com> - - PR fortran/71047 - * expr.c (gfc_default_initializer): Avoid extra component refs in - constructors for derived types and classes. - -2016-05-11 Jakub Jelinek <jakub@redhat.com> - - PR fortran/70855 - * frontend-passes.c (inline_matmul_assign): Disable in !$omp workshare. - -2016-05-09 Richard Biener <rguenther@suse.de> - - PR fortran/70937 - * trans-decl.c: Include gimplify.h for unshare_expr. - (gfc_trans_vla_one_sizepos): Unshare exprs before inserting - them into the IL. - -2016-05-07 Fritz Reese <fritzoreese@gmail.com> - - PR fortran/56226 - * module.c (dt_upper_string): Rename to gfc_dt_upper_string - (dt_lower_string): Likewise. - * gfortran.h: Make new gfc_dt_upper/lower_string global. - * class.c: Use gfc_dt_upper_string. - * decl.c: Likewise. - * symbol.c: Likewise. - * resolve.c (resolve_component): New function. - (resolve_fl_derived0): Move component loop code to resolve_component. - * parse.c (check_component): New function. - (parse_derived): Move loop code to check_component. - * lang.opt, invoke.texi, options.c : New option -fdec-structure. - * libgfortran.h (bt): New basic type BT_UNION. - * gfortran.h (gfc_option): New option -fdec-structure. - (gfc_get_union_type, gfc_compare_union_types): New prototypes. - (gfc_bt_struct, gfc_fl_struct, case_bt_struct, case_fl_struct): New - macros. - (gfc_find_component): Change prototype. - * match.h (gfc_match_member_sep, gfc_match_map, gfc_match_union, - gfc_match_structure_decl): New prototypes. - * parse.h (gfc_comp_struct): New macro. - * symbol.c (gfc_find_component): Search for components in nested unions - * class.c (insert_component_ref, gfc_add_component_ref, add_proc_comp, - copy_vtab_proc_comps): Update calls to gfc_find_component. - * primary.c (gfc_convert_to_structure_constructor): Likewise. - * symbol.c (gfc_add_component): Likewise. - * resolve.c (resolve_typebound_function, resolve_typebound_subroutine, - resolve_typebound_procedure, resolve_component, resolve_fl_derived): - Likewise. - * expr.c (get_union_init, component_init): New functions. - * decl.c (match_clist_expr, match_record_decl, get_struct_decl, - gfc_match_map, gfc_match_union, gfc_match_structure_decl): Likewise. - * interface.c (compare_components, gfc_compare_union_types): Likewise. - * match.c (gfc_match_member_sep): Likewise. - * parse.c (check_component, parse_union, parse_struct_map): Likewise. - * resolve.c (resolve_fl_struct): Likewise. - * symbol.c (find_union_component): Likewise. - * trans-types.c (gfc_get_union_type): Likewise. - * parse.c (parse_derived): Use new functions. - * interface.c (gfc_compare_derived_types, gfc_compare_types): Likewise. - * expr.c (gfc_default_initializer): Likewise. - * gfortran.texi: Support for DEC structures, unions, and maps. - * gfortran.h (gfc_statement, sym_flavor): Likewise. - * check.c (gfc_check_kill_sub): Likewise. - * expr.c (gfc_copy_expr, simplify_const_ref, - gfc_has_default_initializer): Likewise. - * decl.c (build_sym, match_data_constant, add_init_expr_to_sym, - match_pointer_init, build_struct, variable_decl, - gfc_match_decl_type_spec, gfc_mach_data-decl, gfc_match_entry, - gfc_match_end, gfc_match_derived_decl): Likewise. - * interface.c (check_interface0, check_interface1, - gfc_search_interface): Likewise. - * misc.c (gfc_basic_typename, gfc_typename): Likewise. - * module.c (add_true_name, build_tnt, bt_types, mio_typespec, - fix_mio_expr, load_needed, mio_symbol, read_module, write_symbol, - gfc_get_module_backend_decl): Likewise. - * parse.h (gfc_compile_state): Likewise. - * parse.c (decode_specification_statement, decode_statement, - gfc_ascii_statement, verify_st_order, parse_spec): Likewise. - * primary.c (gfc_match_varspec, gfc_match_structure_constructor, - gfc_match_rvalue, match_variable): Likewise. - * resolve.c (find_arglists, resolve_structure_cons, - is_illegal_recursion, resolve_generic_f, get_declared_from_expr, - resolve_typebound_subroutine, resolve_allocate_expr, - nonscalar_typebound_assign, generate_component_assignments, - resolve_fl_variable_derived, check_defined_assignments, - resolve_component, resolve_symbol, resolve_equivalence_derived): - Likewise. - * symbol.c (flavors, check_conflict, gfc_add_flavor, gfc_use_derived, - gfc_restore_last_undo_checkpoint, gfc_type_compatible, - gfc_find_dt_in_generic): Likewise. - * trans-decl.c (gfc_get_module_backend_decl, create_function_arglist, - gfc_create_module_variable, check_constant_initializer): Likewise. - * trans-expr.c (gfc_conv_component_ref, gfc_conv_initializer, - gfc_trans_alloc_subarray_assign, gfc_trans_subcomponent_assign, - gfc_conv_structure, gfc_trans_scalar_assign, copyable_array_p): - Likewise. - * trans-io.c (transfer_namelist_element, transfer_expr, - gfc_trans_transfer): Likewise. - * trans-stmt.c (gfc_trans_deallocate): Likewise. - * trans-types.c (gfc_typenode_for_spec, gfc_copy_dt_decls_ifequal, - gfc_get_derived_type): Likewise. - -2016-05-05 Jakub Jelinek <jakub@redhat.com> - - * openmp.c (gfc_match_omp_clauses): Restructuralize, so that clause - parsing is done in a big switch based on gfc_peek_ascii_char and - individual clauses under their first letters are sorted too. - -2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com> - - * trans-types.c (gfc_build_complex_type): - -2016-05-02 Richard Biener <rguenther@suse.de> - - * trans-array.c (gfc_trans_create_temp_array): Properly - create a DECL_EXPR for the anonymous VLA array type. - -2016-04-29 Cesar Philippidis <cesar@codesourcery.com> - - PR middle-end/70626 - * trans-openmp.c (gfc_trans_oacc_combined_directive): Duplicate - the reduction clause in both parallel and loop directives. - -2016-04-18 Michael Matz <matz@suse.de> - - * trans-io.c (gfc_build_io_library_fndecls): Use SET_TYPE_ALIGN. - * trans-common.c (build_common_decl): Use SET_DECL_ALIGN. - * trans-types.c (gfc_add_field_to_struct): Use SET_DECL_ALIGN. - -2016-04-13 Dominique d'Humieres <dominiq@lps.ens.fr> - - PR fortran/67039 - * intrinsic.texi: Correct the documentation of pseudorandom - number intrinsics. - -2016-04-13 Dominique d'Humieres <dominiq@lps.ens.fr> - - PR fortran/58000 - * gfortran.texi: Document OPEN( ... NAME=) as not implemented - in GNU Fortran - -2016-04-09 Jerry DeLisle <jvdelisle@gcc.gnu.org> - - PR fortran/68566 - * array.c (match_array_element_spec): Add check for non-integer. - * simplify.c (gfc_simplify_reshape): If source shape is NULL return. - -2016-04-06 Patrick Palka <ppalka@gcc.gnu.org> - - PR c/70436 - * openmp.c (gfc_find_omp_udr): Add explicit braces to resolve a - future -Wparentheses warning. - -2016-04-04 Andre Vehreschild <vehre@gcc.gnu.org> - - PR fortran/67538 - * resolve.c (resolve_allocate_expr): Emit error message when no - array spec and no array valued source= expression is given in an - F2008 allocate() for an array to allocate. - -2016-04-04 Andre Vehreschild <vehre@gcc.gnu.org> - - PR fortran/65795 - * trans-array.c (gfc_array_allocate): When the array is a coarray, - do not nullyfing its allocatable components in array_allocate, because - the nullify missed the array ref and nullifies the wrong component. - Cosmetics. - -2016-03-29 Andre Vehreschild <vehre@gcc.gnu.org> - - PR fortran/70397 - * trans-expr.c (gfc_class_len_or_zero_get): Add function to return a - constant zero tree, when the class to get the _len component from is - not unlimited polymorphic. - (gfc_copy_class_to_class): Use the new function. - * trans.h: Added interface of new function gfc_class_len_or_zero_get. - -2016-03-28 Alessandro Fanfarillo <fanfarillo.gcc@gmail.com> - - * trans-decl.c (gfc_build_builtin_function_decls): - caf_stop_numeric and caf_stop_str definition. - * trans-stmt.c (gfc_trans_stop): invoke external functions - for stop and stop_str when coarrays are used. - * trans.h: extern for new functions. - -2016-03-19 Jerry DeLisle <jvdelisle@gcc.gnu.org> - - PR fortran/69043 - * scanner.c (load_file): Update to use S_ISREG macro. - -2016-03-17 Thomas Schwinge <thomas@codesourcery.com> - - * gfortran.h (enum gfc_omp_map_op): Rename OMP_MAP_FORCE_DEALLOC - to OMP_MAP_DELETE. Adjust all users. - -2016-03-13 Jerry DeLisle <jvdelisle@gcc.gnu.org> - Jim MacArthur <jim.macarthur@codethink.co.uk> - - PR fortran/69043 - * scanner.c (load_file): Check that included file is regular. - -2016-03-12 Jerry DeLisle <jvdelisle@gcc.gnu.org> - Harold Anlauf <anlauf@gmx.de> - - PR fortran/69520 - * invoke.texi: Explain use of the 'no-' construct within the - -fcheck= option. - * options.c (gfc_handle_runtime_check_option): Enable use of - 'no-' prefix for the various options with -fcheck= to allow - negating previously enabled check options. - -2016-03-12 Paul Thomas <pault@gcc.gnu.org> - - PR fortran/70031 - * decl.c (gfc_match_prefix): Treat the 'module' prefix in the - same way as the others, rather than fixing it to come last. - (gfc_match_function_decl, gfc_match_subroutine): After errors - in 'copy_prefix', emit them immediately in the case of module - procedures to prevent a later ICE. - - PR fortran/69524 - * decl.c (gfc_match_submod_proc): Permit 'module procedure' - declarations within the contains section of modules as well as - submodules. - * resolve.c (resolve_fl_procedure): Likewise. - *trans-decl.c (build_function_decl): Change the gcc_assert to - allow all forms of module procedure declarations within module - contains sections. - -2016-02-28 Thomas Koenig <tkoenig@gcc.gnu.org> - - PR fortran/68147 - PR fortran/47674 - * frontend-passes.c (realloc_string_callback): Don't set - walk_subtrees. - -2016-02-28 Thomas Koenig <tkoenig@gcc.gnu.org> - - * dump-parse-tree.c (show_code_node): Print association - list of a block if present. Handle EXEC_END_BLOCK. - -2016-02-28 Harald Anlauf <anlauf@gmx.de> - Jerry DeLisle <jvdelisle@gcc.gnu.org> - - PR fortran/56007 - * match.c (gfc_match_iterator): Add diagnostic for array variable - as do loop index. - -2016-02-27 Jerry DeLisle <jvdelisle@gcc.gnu.org> - Steven G. Kargl <kargl@gcc.gnu.org> - - PR fortran/69910 - * io.c (gfc_match_open): Check that open status is an expression - constant before comparing string to 'scratch' with NEWUNIT. - -2016-02-27 Alessandro Fanfarillo <fanfarillo.gcc@gmail.com> - - * trans.c (gfc_allocate_allocatable): size conversion - from byte to number of elements for event variables. - * trans-types.c (gfc_get_derived_type): event variables - represented as a pointer (like lock variable). - -2016-02-23 Jerry DeLisle <jvdelisle@gcc.gnu.org> - - PR fortran/61156 - * scanner.c (add_path_to_list): If include path is not a directory, - issue a fatal error. - -2016-02-23 Andre Vehreschild <vehre@gcc.gnu.org> - - PR fortran/67451 - * trans-array.c (gfc_array_allocate): Take the attributes from the - expression to allocate and not from the source=-expression. - -2016-02-20 Paul Thomas <pault@gcc.gnu.org> - - PR fortran/69423 - * trans-decl.c (create_function_arglist): Deferred character - length functions, with and without declared results, address - the passed reference type as '.result' and the local string - length as '..result'. - (gfc_null_and_pass_deferred_len): Helper function to null and - return deferred string lengths, as needed. - (gfc_trans_deferred_vars): Call it, thereby reducing repeated - code, add call for deferred arrays and reroute pointer function - results. Avoid using 'tmp' for anything other that a temporary - tree by introducing 'type_of_array' for the arrayspec type. - -2015-02-16 Thomas Koenig <tkoenig@gcc.gnu.org> - - PR fortran/69742 - * frontend-passes.c (cfe-expr_0): Don't register functions - from within an ASSOCIATE statement. - -2016-02-14 Thomas Koenig <tkoenig@gcc.gnu.org> - - PR fortran/60526 - * decl.c (build_sym): If the name has already been defined as a - type, it has a symtree with an upper case letter at the beginning. - If such a symtree exists, issue an error and exit. Don't do - this if there is no corresponding upper case letter. - -2016-02-14 Thomas Koenig <tkoenig@gcc.gnu.org> - - PR fortran/60526 - PR bootstrap/69816 - * decl.c (build_sym): Reverted previous patch. - -2016-02-14 Thomas Koenig <tkoenig@gcc.gnu.org> - - PR fortran/60526 - * decl.c (build_sym): If the name has already been defined as a - type, issue error and return false. - -2016-02-12 David Malcolm <dmalcolm@redhat.com> - - PR other/69554 - * error.c (gfc_diagnostic_start_span): New function. - (gfc_diagnostics_init): Initialize global_dc's start_span. - -2016-02-11 Andre Vehreschild <vehre@gcc.gnu.org> - - PR fortran/69296 - * gfortran.h: Added flag to gfc_association_list indicating that - the rank of an associate variable has been guessed only. - * parse.c (parse_associate): Set the guess flag mentioned above - when guessing the rank of an expression. - * resolve.c (resolve_assoc_var): When the rank has been guessed, - make sure, that the guess was correct else overwrite with the actual - rank. - * trans-stmt.c (trans_associate_var): For subref_array_pointers in - class objects, take the span from the _data component. - -2016-02-07 Jerry DeLisle <jvdelisle@gcc.gnu.org> - - PR fortran/50555 - * primary.c (match_actual_arg): If symbol has attribute flavor of - namelist, generate an error. (gfc_match_rvalue): Likewise return - MATCH_ERROR. - * resolve.c (resolve_symbol): Scan arument list of procedures and - generate an error if a namelist is found. - -2016-02-05 Mikael Morin <mikael@gcc.gnu.org> - - PR fortran/66089 - * trans-expr.c (expr_is_variable, gfc_expr_is_variable): Rename - the former to the latter and make it non-static. Update callers. - * gfortran.h (gfc_expr_is_variable): New declaration. - (struct gfc_ss_info): Add field needs_temporary. - * trans-array.c (gfc_scalar_elemental_arg_saved_as_argument): - Tighten the condition on aggregate expressions with a check - that the expression is a variable and doesn't need a temporary. - (gfc_conv_resolve_dependency): Add intermediary reference variable. - Set the needs_temporary field. - -2016-02-03 Andre Vehreschild <vehre@gcc.gnu.org> - - PR fortran/67451 - PR fortran/69418 - * trans-expr.c (gfc_copy_class_to_class): For coarrays just the - pointer is passed. Take it as is without trying to deref the - _data component. - * trans-stmt.c (gfc_trans_allocate): Take care of coarrays as - argument to source=-expression. - -2016-02-02 Nathan Sidwell <nathan@codesourcery.com> - - * lang.opt (fopenacc-dim=): New option. - -2016-01-31 Paul Thomas <pault@gcc.gnu.org> - - PR fortran/67564 - * trans-expr.c (gfc_conv_procedure_call): For the vtable copy - subroutines, add a string length argument, when the actual - argument is an unlimited polymorphic class object. - -2016-01-30 Paul Thomas <pault@gcc.gnu.org> - - PR fortran/69566 - * trans-expr.c (gfc_conv_procedure_call): Correct expression - for 'ulim_copy', which was missing a test for 'comp'. - -2016-01-28 Andre Vehreschild <vehre@gcc.gnu.org> - - PR fortran/62536 - * decl.c (gfc_match_end): Only unnest and remove BLOCK namespaces - when the END encountered does not match a BLOCK's end. - -2016-01-27 Janus Weil <janus@gcc.gnu.org> - - PR fortran/69484 - * invoke.texi: Fix documentation of -Wall with respect to -Wtabs. - -2016-01-27 Paul Thomas <pault@gcc.gnu.org> - - PR fortran/69422 - * trans-expr.c (is_scalar_reallocatable_lhs): Remove the check - for allocatable components, whilst checking if the symbol is a - derived or class entity.. - -2016-01-26 Paul Thomas <pault@gcc.gnu.org> - - PR fortran/69385 - * trans-expr.c (gfc_trans_assignment_1): Exclude initialization - assignments from check on assignment of scalars to unassigned - arrays and correct wrong code within the corresponding block. - -2016-01-26 David Malcolm <dmalcolm@redhat.com> - - PR other/69006 - * error.c (gfc_diagnostic_starter): Delete use of pp_newline. - -2016-01-23 Jerry DeLisle <jvdelisle@gcc.gnu.org> - - PR fortran/69397 - PR fortran/68442 - * interface.c (gfc_arglist_matches_symbol): Replace assert with - a return false if not a procedure. - * resolve.c (resolve_generic_f): Test if we are resolving an - initialization expression and adjust error message accordingly. - -2016-01-24 Thomas Koenig <tkoenig@gcc.gnu.org> - - PR fortran/66094 - * frontend-passes.c (matmul_lhs_realloc): Add - forgotten break statement. - -2016-01-24 Dominique d'Humieres <dominiq@lps.ens.fr> - - PR fortran/68283 - * primary.c (gfc_variable_attr): revert revision r221955, - call gfc_internal_error only if there is no error. - -2016-01-24 Thomas Koenig <tkoenig@gcc.gnu.org> - - PR fortran/66094 - * frontend-passes.c (enum matrix_case): Add case A2B2T for - MATMUL(A,TRANSPoSE(B)) where A and B are rank 2. - (inline_limit_check): Also add A2B2T. - (matmul_lhs_realloc): Handle A2B2T. - (check_conjg_variable): Rename to - (check_conjg_transpose_variable): and also count TRANSPOSE. - (inline_matmul_assign): Handle A2B2T. - -2016-01-21 Jerry DeLisle <jvdelisle@gcc.gnu.org> - - PR fortran/65996 - * error.c (gfc_error): Save the state of abort_on_error and set - it to false for buffered errors to allow normal processing. - Restore the state before leaving. - -2016-01-19 Martin Jambor <mjambor@suse.cz> - - * types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New. - (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed. - (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New. - -2016-01-15 Paul Thomas <pault@gcc.gnu.org> - - PR fortran/64324 - * resolve.c (check_uop_procedure): Prevent deferred length - characters from being trapped by assumed length error. - - PR fortran/49630 - PR fortran/54070 - PR fortran/60593 - PR fortran/60795 - PR fortran/61147 - PR fortran/64324 - * trans-array.c (gfc_conv_scalarized_array_ref): Pass decl for - function as well as variable expressions. - (gfc_array_init_size): Add 'expr' as an argument. Use this to - correctly set the descriptor dtype for deferred characters. - (gfc_array_allocate): Add 'expr' to the call to - 'gfc_array_init_size'. - * trans.c (gfc_build_array_ref): Expand logic for setting span - to include indirect references to character lengths. - * trans-decl.c (gfc_get_symbol_decl): Ensure that deferred - result char lengths that are PARM_DECLs are indirectly - referenced both for directly passed and by reference. - (create_function_arglist): If the length type is a pointer type - then store the length as the 'passed_length' and make the char - length an indirect reference to it. - (gfc_trans_deferred_vars): If a character length has escaped - being set as an indirect reference, return it via the 'passed - length'. - * trans-expr.c (gfc_conv_procedure_call): The length of - deferred character length results is set TREE_STATIC and set to - zero. - (gfc_trans_assignment_1): Do not fix the rse string_length if - it is a variable, a parameter or an indirect reference. Add the - code to trap assignment of scalars to unallocated arrays. - * trans-stmt.c (gfc_trans_allocate): Remove 'def_str_len' and - all references to it. Instead, replicate the code to obtain a - explicitly defined string length and provide a value before - array allocation so that the dtype is correctly set. - trans-types.c (gfc_get_character_type): If the character length - is a pointer, use the indirect reference. - -2016-01-10 Thomas Koenig <tkoenig@gcc.gnu.org> - - PR fortran/69154 - * frontend-passes.c (in_where): New variable. - (inline_matmul_assign): Don't try this if we are within - a WHERE statement. - (gfc_code_walker): Keep track of in_where. - -2016-01-10 Paul Thomas <pault@gcc.gnu.org> - - PR fortran/67779 - * trans_array.c (gfc_conv_scalarized_array_ref): Add missing - se->use_offset from condition for calculation of 'base'. - -2016-01-08 Jakub Jelinek <jakub@redhat.com> - - PR fortran/69128 - * trans.h (OMPWS_SCALARIZER_BODY): Define. - (OMPWS_NOWAIT): Renumber. - * trans-stmt.c (gfc_trans_where_3): Only set OMPWS_SCALARIZER_WS - if OMPWS_SCALARIZER_BODY is not set already, and set also - OMPWS_SCALARIZER_BODY until the final loop creation. - * trans-expr.c (gfc_trans_assignment_1): Likewise. - * trans-openmp.c (gfc_trans_omp_workshare): Also clear - OMPWS_SCALARIZER_BODY. - * trans-array.c (gfc_trans_scalarized_loop_end): Don't create - OMP_FOR if OMPWS_SCALARIZER_BODY is set. - -2016-01-04 Jakub Jelinek <jakub@redhat.com> - - Update copyright years. +2017-01-01 Jakub Jelinek <jakub@redhat.com> * gfortranspec.c (lang_specific_driver): Update copyright notice dates. @@ -2980,14 +6,8 @@ * gfortran.texi: Ditto. * intrinsic.texi: Ditto. * invoke.texi: Ditto. - -2016-01-01 Paul Thomas <pault@gcc.gnu.org> - - PR fortran/68864 - * trans-array.c (evaluate_bound): If deferred, test that 'desc' - is an array descriptor before using gfc_conv_descriptor_xxx. -Copyright (C) 2016 Free Software Foundation, Inc. +Copyright (C) 2017 Free Software Foundation, Inc. Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright diff --git a/gcc/fortran/ChangeLog-2016 b/gcc/fortran/ChangeLog-2016 new file mode 100644 index 00000000000..ce640321da0 --- /dev/null +++ b/gcc/fortran/ChangeLog-2016 @@ -0,0 +1,2994 @@ +2016-12-27 Jakub Jelinek <jakub@redhat.com> + + * gfortran.h (gfc_error): Rename overload with OPT argument to... + (gfc_error_opt): ... this. + * error.c (gfc_error): Rename overloads with OPT argument to... + (gfc_error_opt): ... this. Adjust callers. + (gfc_notify_std, gfc_error): Adjust callers. + * resolve.c (resolve_structure_cons, resolve_global_procedure): Use + gfc_error_opt instead of gfc_error. + * interface.c (argument_rank_mismatch, compare_parameter, + gfc_check_typebound_override): Likewise. Fix up formatting. + +2016-12-23 Andre Vehreschild <vehre@gcc.gnu.org> + + * trans-expr.c (trans_class_assignment): Allocate memory of _vptr->size + before assigning an allocatable class object. + (gfc_trans_assignment_1): Flag that (re-)alloc of the class object + shall be done. + +2016-12-21 Jakub Jelinek <jakub@redhat.com> + + PR fortran/78866 + * openmp.c (resolve_omp_clauses): Diagnose assumed size arrays in + OpenMP map, to and from clauses. + * trans-openmp.c: Include diagnostic-core.h, temporarily redefining + GCC_DIAG_STYLE to __gcc_tdiag__. + (gfc_omp_finish_clause): Diagnose implicitly mapped assumed size + arrays. + +2016-12-21 Janne Blomqvist <jb@gcc.gnu.org> + + PR fortran/78867 + * trans-expr.c (gfc_conv_procedure_call): Emit DECL_EXPR also for + non-pointer character results. + +2016-12-21 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> + + * iresolve.c (gfc_resolve_ftell): Call "ftell" instead of "ftell2". + +2016-12-20 Janne Blomqvist <jb@gcc.gnu.org> + + * trans-types.c (gfc_init_types): Don't redefine boolean type node. + +2016-12-19 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> + + * trans-decl.c (create_main_function): Remove unused elements to + the set_options call. + +2016-12-19 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> + + * trans.h: Remove gfor_fndecl_stop_numeric_f08. + * trans-decl.c: Remove gfor_fndecl_stop_numeric_f08. + * trans-stmt.c (gfc_trans_stop): Use gfor_fndecl_stop_numeric + instead of gfor_fndecl_stop_numeric_f08. + +2016-12-19 Janus Weil <janus@gcc.gnu.org> + + PR fortran/78545 + * intrinsic.texi: Minor documentation fixes for non-standard + time-related intrinsics. Add references to standard intrinsics and + linkify some existing references. + +2016-12-18 Dominique d'Humieres <dominiq@lps.ens.fr> + + PR fortran/78545 + * intrinsic.texi: Fix documentation for GMTIME and LTIME. + +2016-12-18 Janus Weil <janus@gcc.gnu.org> + + PR fortran/78848 + * trans-io.c (get_dtio_proc): Generate non-typebound DTIO call for class + variables, if no typebound DTIO procedure is available. + +2016-12-18 Janus Weil <janus@gcc.gnu.org> + + PR fortran/78592 + * interfac.c (gfc_find_specific_dtio_proc): Fixup for r243005, making + sure that the generic list is followed through until the end. + +2016-12-17 Thomas Koenig <tkoenig@gcc.gnu.org> + + PR fortran/78239 + * decl.c (char_len_param_value): Actually commit previous change. + +2016-12-17 Thomas Koenig <tkoenig@gcc.gnu.org> + + PR fortran/78239 + * decl.c( char_len_param_value): Also check for -fimplicit-none + when determining if implicit none is in force. + +2016-12-16 Jerry DeLisle <jvdelisle@gcc.gnu.org> + + PR fortran/78622 + * io.c (format_lex): Continue of string delimiter seen. + +2016-12-16 Jakub Jelinek <jakub@redhat.com> + + PR fortran/78757 + * trans-expr.c (gfc_conv_procedure_call): Emit DECL_EXPR for the + type pstr var points to. + +2016-12-15 Janus Weil <janus@gcc.gnu.org> + + PR fortran/78798 + * gfortran.h (gfc_compare_derived_types,gfc_compare_types, + gfc_compare_interfaces,gfc_has_vector_subscript): Return bool instead + of int. + * interface.c (compare_components): Ditto. + (gfc_compare_union_types): Rename to compare_union_types, declare as + static, return bool. + (gfc_compare_derived_types): Return bool instead of int. + (gfc_compare_types): Ditto. + (compare_type): Ditto. + (compare_rank): Ditto. + (compare_type_rank): Ditto. + (compare_type_rank_if): Ditto. + (count_types_test): Ditto. + (generic_correspondence): Ditto. + (gfc_compare_interfaces): Ditto. + (check_interface0): Ditto. + (check_interface1): Ditto. + (compare_allocatable): Ditto. + (compare_parameter): Ditto. + (gfc_has_vector_subscript): Ditto. + (compare_actual_formal): Ditto. + +2016-12-15 Janus Weil <janus@gcc.gnu.org> + + PR fortran/78800 + * interface.c (compare_allocatable): Avoid additional errors on bad + class declarations. + (compare_parameter): Put the result of gfc_expr_attr into a variable, + in order to avoid calling it multiple times. Exit early on bad class + declarations to avoid ICE. + +2016-12-14 Martin Jambor <mjambor@suse.cz> + + * trans-openmp.c: Include omp-general.h. + +2016-12-14 Andre Vehreschild <vehre@gcc.gnu.org> + + PR fortran/78780 + * trans-expr.c (gfc_trans_assignment_1): Improve check whether detour + caf-runtime routines is needed. + +2016-12-14 Andre Vehreschild <vehre@gcc.gnu.org> + + PR fortran/78672 + * array.c (gfc_find_array_ref): Add flag to return NULL when no ref is + found instead of erroring out. + * data.c (gfc_assign_data_value): Only constant expressions are valid + for initializers. + * gfortran.h: Reflect change of gfc_find_array_ref's signature. + * interface.c (compare_actual_formal): Access the non-elemental + array-ref. Prevent taking a REF_COMPONENT for a REF_ARRAY. Correct + indentation. + * module.c (load_omp_udrs): Clear typespec before reading into it. + * trans-decl.c (gfc_build_qualified_array): Prevent accessing the array + when it is a coarray. + * trans-expr.c (gfc_conv_cst_int_power): Use wi::abs()-function instead + of crutch preventing sanitizer's bickering here. + * trans-stmt.c (gfc_trans_deallocate): Only get data-component when it + is a descriptor-array here. + +2016-12-13 Janus Weil <janus@gcc.gnu.org> + + PR fortran/78798 + * gfortran.h (gfc_is_constant_expr, gfc_is_formal_arg, + gfc_is_compile_time_shape): Return bool instead of int. + * array.c (gfc_is_compile_time_shape): Ditto. + * expr.c (gfc_is_constant_expr): Ditto. + * resolve.c (gfc_is_formal_arg): Ditto. Make formal_arg_flag bool. + +2016-12-13 Andre Vehreschild <vehre@gcc.gnu.org> + + PR fortran/77785 + * resolve.c (resolve_symbol): Correct attr lookup to the _data + component. + * trans-array.c (gfc_alloc_allocatable_for_assignment): Indirect ref + pointers and references before retrieving the caf-token. + +2016-12-13 Janus Weil <janus@gcc.gnu.org> + Paul Thomas <pault@gcc.gnu.org> + + PR fortran/78737 + * gfortran.h (gfc_find_typebound_dtio_proc): New prototype. + * interface.c (gfc_compare_interfaces): Whitespace fix. + (gfc_find_typebound_dtio_proc): New function. + (gfc_find_specific_dtio_proc): Use it. Improve error recovery. + * trans-io.c (get_dtio_proc): Implement polymorphic calls to DTIO + procedures. + +2016-12-12 Janus Weil <janus@gcc.gnu.org> + + PR fortran/78392 + * expr.c (gfc_is_constant_expr): Specification functions are not + compile-time constants. Update documentation (add reference to F08 + standard), add a FIXME. + (external_spec_function): Add reference to F08 standard. + * resolve.c (resolve_fl_variable): Ditto. + +2016-12-10 Thomas Koenig <tkoenig@gcc.gnu.org> + + PR fortran/78226 + * error.c (gfc_warning_internal): New function. + * frontend-passes.c (gfc_run_passes): Call check_locus if + CHECKING_P is defined. + (check_locus_code): New function. + (check_locus_expr): New function. + (check_locus): New function. + * gfortran.h: Add prototype for gfc_warning_internal. + +2016-12-10 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/78350 + * resolve.c (resolve_structure_cons): Remove the block that + tried to remove a charlen and rely on namespace cleanup. + +2016-12-09 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/77903 + * decl.c (get_proc_name): Use the symbol tlink field instead of + the typespec interface field. + (gfc_match_function_decl, gfc_match_submod_proc): Ditto. + * gfortran.h : Since the symbol tlink field is no longer used + by the frontend for change management, change the comment to + reflect its current uses. + * parse.c (get_modproc_result): Same as decl.c changes. + * resolve.c (resolve_fl_procedure): Ditto. + +2016-12-09 Janus Weil <janus@gcc.gnu.org> + + PR fortran/61767 + * class.c (has_finalizer_component): Fix this function to detect only + non-pointer non-allocatable components which have a finalizer. + +2016-12-09 Andre Vehreschild <vehre@gcc.gnu.org> + + PR fortran/78505 + * trans-stmt.c (gfc_trans_allocate): Add sync all after the execution + of the whole allocate-statement to adhere to the standard. + +2016-12-09 Andre Vehreschild <vehre@gcc.gnu.org> + + * trans-array.c (gfc_array_deallocate): Remove wrapper. + (gfc_trans_dealloc_allocated): Same. + (structure_alloc_comps): Restructure deallocation of (nested) + allocatable components. Insert dealloc of sub-component into the block + guarded by the if != NULL for the component. + (gfc_trans_deferred_array): Use the almightly deallocate_with_status. + * trans-array.h: Remove prototypes. + * trans-expr.c (gfc_conv_procedure_call): Use the almighty deallocate_ + with_status. + * trans-openmp.c (gfc_walk_alloc_comps): Likewise. + (gfc_omp_clause_assign_op): Likewise. + (gfc_omp_clause_dtor): Likewise. + * trans-stmt.c (gfc_trans_deallocate): Likewise. + * trans.c (gfc_deallocate_with_status): Allow deallocation of scalar + and arrays as well as coarrays. + (gfc_deallocate_scalar_with_status): Get the data member for coarrays + only when freeing an array with descriptor. And set correct caf_mode + when freeing components of coarrays. + * trans.h: Change prototype of gfc_deallocate_with_status to allow + adding statements into the block guarded by the if (pointer != 0) and + supply a coarray handle. + +2016-12-09 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/44265 + * gfortran.h : Add fn_result_spec bitfield to gfc_symbol. + * resolve.c (flag_fn_result_spec): New function. + (resolve_fntype): Call it for character result lengths. + * symbol.c (gfc_new_symbol): Set fn_result_spec to zero. + * trans-decl.c (gfc_sym_mangled_identifier): Include the + procedure name in the mangled name for symbols with the + fn_result_spec bit set. + (gfc_finish_var_decl): Mark the decls of these symbols + appropriately for the case where the function is external. + (gfc_get_symbol_decl): Mangle the name of these symbols. + (gfc_create_module_variable): Allow them through the assert. + (gfc_generate_function_code): Remove the assert before the + initialization of sym->tlink because the frontend no longer + uses this field. + * trans-expr.c (gfc_map_intrinsic_function): Add a case to + treat the LEN_TRIM intrinsic. + (gfc_trans_string_copy): Deal with Wstringop-overflow warning + that can occur with constant source lengths at -O3. + +2016-12-08 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/65173 + PR fortran/69064 + PR fortran/69859 + PR fortran/78350 + * gfortran.h (gfc_namespace): Remove old_cl_list member. + * parse.c (use_modules, next_statement): old_cl_list is gone. + (clear_default_charlen): Remove no longer used function. + (reject_statement): Do not try ot clean up gfc_charlen structure(s) + that may have been added to a cl_list list. + * symbol.c (gfc_new_charlen): old_cl_list structure is gone. + +2016-12-06 Jerry DeLisle <jvdelisle@gcc.gnu.org> + + PR fortran/78659 + * resolve.c (resolve_fl_namelist): Remove unneeded error. + +2016-12-06 Andre Vehreschild <vehre@gcc.gnu.org> + + PR fortran/78226 + * class.c (finalize_component): Add missing locus information. + (finalization_scalarizer): Likewise. + (finalization_get_offset): Likewise. + (finalizer_insert_packed_call): Likewise. + (generate_finalization_wrapper): Likewise. + +2016-12-05 Nathan Sidwell <nathan@acm.org> + + * error.c (gfc_warning_check): Call diagnostic_check_max_errors. + (gfc_error_check): Likewise. + +2016-12-04 Janus Weil <janus@gcc.gnu.org> + + PR fortran/78618 + * intrinsic.c (gfc_convert_type_warn): Do not set the full typespec for + the conversion symbol, but only type and kind. Set the full typespec + for the expression. + (gfc_convert_chartype): Ditto. + +2016-12-03 Janus Weil <janus@gcc.gnu.org> + + PR fortran/43207 + * primary.c (gfc_match_varspec): Reject nonpolymorphic references to + abstract types. + +2016-12-03 Janus Weil <janus@gcc.gnu.org> + + PR fortran/42188 + * primary.c (gfc_match_rvalue): Add a new check that gives better error + messages. + +2016-12-03 Janus Weil <janus@gcc.gnu.org> + + PR fortran/58175 + * resolve.c (gfc_resolve_finalizers): Prevent bogus warning. + +2016-12-02 Steven G. Kargl <kargl@gcc.gnu.org> + + * simplify.c (gfc_convert_char_constant): Free result on error. + +2016-12-02 Janus Weil <janus@gcc.gnu.org> + Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/78618 + * check.c (gfc_check_rank): Remove ATTRIBUTE_UNUSED. + * expr.c (gfc_check_assign): Fix error propagation. + +2016-12-01 Elizebeth Punnoose <elizebeth.punnoose@hpe.com> + + PR fortran/77505 + * trans-array.c (trans_array_constructor): Treat negative character + length as LEN = 0. + +2016-12-01 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/78279 + * dependency.c (identical_array_ref): Convert gcc_assert to conditional + and gfc_internal_error. + +2016-11-30 Andre Vehreschild <vehre@gcc.gnu.org> + + * check.c (gfc_check_allocated): By pass the caf_get call and check on + the array. + * gfortran.h: Add optional flag to gfc_caf_attr. + * gfortran.texi: Document new enum values and _caf_is_present function. + * primary.c (caf_variable_attr): Add optional flag to indicate that the + expression is reffing a component. + (gfc_caf_attr): Likewise. + * trans-array.c (gfc_array_deallocate): Handle deallocation mode for + coarray deregistration. + (gfc_trans_dealloc_allocated): Likewise. + (duplicate_allocatable): Use constants instead of + creating custom constant tree node of zero or one. Use gfc_add_modify + convenience function. + (duplicate_allocatable_coarray): This function is similar to + duplicate_allocatable but tailored to handle coarrays. + (caf_enabled): Check whether in-derived-type coarray processing is + enabled. + (caf_in_coarray): Check that in-derived-type coarray processing is + enabled and currently in a derived-typed coarray. + (gfc_caf_is_dealloc_only): Return true, when deallocate only is + desired for components in derived typed coarrays. + (structure_alloc_comps): A mode for handling coarrays, that is no + longer encode in the purpose. This makes the use cases of the + routine more flexible without repeating. Allocatable components in + derived type coarrays are now registered only when nullifying an + object and allocated before copying data into them. + (gfc_nullify_alloc_comp): Use the caf_mode of structure_alloc_comps + now. + (gfc_deallocate_alloc_comp): Likewise. + (gfc_deallocate_alloc_comp_no_caf): Likewise. + (gfc_reassign_alloc_comp_caf): Likewise. + (gfc_copy_alloc_comp): Likewise. + (gfc_copy_only_alloc_comp): Likewise. + (gfc_alloc_allocatable_for_assignment): Make use to the cheaper way of + reallocating a coarray without deregistering and reregistering it. + (gfc_trans_deferred_array): Initialize the coarray token correctly for + deferred variables and tear them down on exit. + * trans-array.h: Change some prototypes to add the coarray (de-) + registration modes. Add prototype for checking if deallocate only is + selected for components in derived typed coarrays. + * trans-decl.c (gfc_build_builtin_function_decls): Generate the + declarations for the changed/new caf-lib routines. + (gfc_trans_deferred_vars): Ensure deferred variables are (de-) + registered correctly on procedure entry/exit. + (generate_coarray_sym_init): Use constants. + * trans-expr.c (gfc_conv_procedure_call): Propagate coarray allocation + modes accordingly. + (gfc_trans_alloc_subarray_assign): Likewise. + (gfc_trans_subcomponent_assign): Likewise. + (gfc_trans_structure_assign): Generate code to register the components + of a derived type coarray prior to initialization. + (gfc_conv_structure): Set flag that the structure is in a coarray. + (gfc_trans_scalar_assign): Add flag to indicate being in a coarray and + set the structure_alloc_comps modes correctly. + (gfc_trans_assignment_1): Figure being in a coarray expression. + * trans-intrinsic.c (gfc_conv_intrinsic_caf_get): Adapt to new + structure_alloc_comps interface. + (conv_caf_send): Use the old API as long as possible. + (trans_caf_is_present): Generate code to check whether an allocatable + component in a derived typed coarray is allocated on a remote image. + (caf_this_image_ref): Return true, when only reffing this image. + (gfc_conv_allocated): Convert allocated queries on allocatable + components to the library API. + (conv_intrinsic_move_alloc): Adapt to new interface of + structure_alloc_comps. + * trans-openmp.c (gfc_walk_alloc_comps): Likewise. + (gfc_omp_clause_assign_op): Likewise. + (gfc_omp_clause_dtor): Likewise. + * trans-stmt.c (gfc_trans_deallocate): Figure which mode to use when + deallocating allocatable components in derived type coarras. + * trans.c (gfc_allocate_using_lib): Renamed to + gfc_allcate_using_caf_lib. + (gfc_allocate_allocatable): Set the registration mode/type of caf- + register calls adapting to all the possible allocatable objects. + (gfc_deallocate_with_status): Add deregistration mode for allocatable + components in derived type coarrays. + (gfc_deallocate_scalar_with_status): Likewise. + * trans.h (enum gfc_coarray_type): Renamed to gfc_coarray_regtype to + avoid collision with gfc_coarray_deregtype. + +2016-11-30 Janus Weil <janus@gcc.gnu.org> + + PR fortran/78593 + * primary.c (gfc_match_varspec): Check if sym is non-null to avoid ICE. + +2016-11-30 Janus Weil <janus@gcc.gnu.org> + + PR fortran/78592 + * interface.c (gfc_find_specific_dtio_proc): Rearrange code to avoid + dereferencing a null pointer. + +2016-11-30 Janus Weil <janus@gcc.gnu.org> + + PR fortran/78573 + * decl.c (build_struct): On error, return directly and do not build + class symbol. + +2016-11-29 Tobias Burnus <burnus@net-b.de> + + PR fortran/58175 + * resolve.c (gfc_resolve_finalizers): Properly detect scalar finalizers. + +2016-11-27 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/78474 + * module.c (gfc_match_submodule): If there is more than one + colon, it is a syntax error. + + PR fortran/78331 + * module.c (gfc_use_module): If an smod file does not exist it + is either because the module does not have a module procedure + interface or there is an error in the module. + +2016-11-25 Janne Blomqvist <jb@gcc.gnu.org> + + * intrinsic.texi: Fix ptrdiff_t typo in ISO_C_BINDING constants + table. + +2016-11-25 Janus Weil <janus@gcc.gnu.org> + + PR fortran/60853 + * interface.c (gfc_compare_interfaces): Remove bad special case for + unlimited polymorphism. Refactor for loop. + +2016-11-25 Andre Vehreschild <vehre@gcc.gnu.org> + Paul Thomas <pault@gcc.gnu.org> + + PR fortran/78293 + * trans-expr.c (gfc_conv_procedure_call): Prepend deallocation + of alloctable components to post, rather than adding to + se->post. + * trans-stmt.c (gfc_trans_allocate): Move deallocation of expr3 + allocatable components so that all expr3s are visited. + +2016-11-25 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/78293 + * gfortran.dg/allocatable_function_10.f90: New test. + * gfortran.dg/class_array_15.f03: Increase builtin_free count + from 11 to 12. + +2016-11-24 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/78500 + * expr.c (gfc_check_vardef_contextm): Fix NULL pointer dereference. + * interface.c (matching_typebound_op): Ditto. + +2016-11-23 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/78297 + * trans-common.c (finish_equivalences): Do not dereference a NULL pointer. + +2016-11-23 Martin Jambor <mjambor@suse.cz> + + * f95-lang.c (DEF_HSA_BUILTIN): New macro. + +2016-11-22 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/78479 + * expr.c (gfc_apply_init): Allocate a charlen if needed. + +2016-11-22 Janus Weil <janus@gcc.gnu.org> + + PR fortran/78443 + * class.c (add_proc_comp): Add a vtype component for non-overridable + procedures that are overriding. + +2016-11-20 Harald Anlauf <anlauf@gmx.de> + + PR fortran/69741 + * resolve.c (gfc_resolve_forall): Check for nonscalar index variables. + +2016-11-20 Andre Vehreschild <vehre@gcc.gnu.org> + + PR fortran/78395 + * resolve.c (resolve_typebound_function): Prevent stripping of refs, + when the base-expression is a class' typed one. + +2016-11-18 Richard Sandiford <richard.sandiford@arm.com> + Alan Hayward <alan.hayward@arm.com> + David Sherwood <david.sherwood@arm.com> + + * trans-common.c (build_common_decl): Use SET_DECL_MODE. + * trans-decl.c (gfc_build_label_decl): Likewise. + * trans-types.c (gfc_get_array_descr_info): Likewise. + +2016-11-17 Janus Weil <janus@gcc.gnu.org> + + PR fortran/66227 + * simplify.c (gfc_simplify_extends_type_of): Fix missed optimization. + Prevent over-simplification. Fix a comment. Add a comment. + +2016-11-16 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/58001 + * io.c (next_char_not_space): Update handling of a 'tab' in a FORMAT. + (format_lex): Adjust invocations of next_char_not_space(). + +2016-11-16 Andre Vehreschild <vehre@gcc.gnu.org> + + PR fortran/78356 + * class.c (gfc_is_class_scalar_expr): Prevent taking an array ref for + a component ref. + * trans-expr.c (gfc_trans_assignment_1): Ensure a reference to the + object to copy is generated, when assigning class objects. + +2016-11-14 Thomas Koenig <tkoenig@gcc.gnu.org> + + * dump-parse-tree.c (show_code): Add prototype. + (gfc_debug_code): New function. + (show_code_node): Add space after SELECT TYPE. + +2016-11-14 Janus Weil <janus@gcc.gnu.org> + + PR fortran/78300 + * resolve.c (resolve_procedure_interface): Properly handle CLASS-valued + function results. + +2016-11-13 Janus Weil <janus@gcc.gnu.org> + + PR fortran/60952 + * decl.c (match_procedure_in_type): Apply the FL_PROCEDURE attribute + to the target procedure. + +2016-11-13 Janus Weil <janus@gcc.gnu.org> + + PR fortran/66366 + * resolve.c (resolve_component): Move check for C437 + to ... + * decl.c (build_struct): ... here. Fix indentation. + +2016-11-12 Janus Weil <janus@gcc.gnu.org> + + PR fortran/77501 + * class.c (gfc_find_typebound_intrinsic_op): Remove an unnecessary + assert and nullification. + * decl.c (gfc_match_decl_type_spec): Use gfc_get_tbp_symtree, + fix indentation. + (gfc_match_generic): Remove an unnecessary assert. + Use gfc_get_tbp_symtree to avoid ICE. + +2016-11-10 Fritz O. Reese <fritzoreese@gmail.com> + + PR fortran/78277 + * gcc/fortran/decl.c (gfc_match_data_decl): Gracefully handle bad + anonymous structure declarations. + +2016-11-10 Fritz O. Reese <fritzoreese@gmail.com> + + * decl.c (get_struct_decl, gfc_match_map, gfc_match_union): Fix + whitespace. + * interface.c (gfc_compare_union_types): Likewise. + +2016-11-10 Jakub Jelinek <jakub@redhat.com> + + * cpp.c (cpp_define_builtins): Define _OPENMP to 201511 instead + of 201307. + * gfortran.texi: Mention partial OpenMP 4.5 support. + * intrinsic.texi: Update for OpenMP 4.5. + + * openmp.c (gfc_free_omp_clauses): Free critical_name, grainsize, + hint, num_tasks, priority and if_exprs. + (gfc_match_omp_to_link, gfc_match_omp_depend_sink): New functions. + (enum omp_mask1, enum omp_mask2): New enums. + Change all OMP_CLAUSE_* defines into enum values, and change their + values from ((uint64_t) 1 << bit) to just bit. + (omp_mask, omp_inv_mask): New classes. Add ctors and operators. + (gfc_match_omp_clauses): Change mask argument from uint64_t to + const omp_mask. Assert OMP_MASK1_LAST and OMP_MASK2_LAST are + at most 64. Move delete clause handling to where it + alphabetically belongs. Parse defaultmap, grainsize, hint, + is_device_ptr, nogroup, nowait, num_tasks, priority, simd, threads + and use_device_ptr clauses. Parse if clause modifier. Parse map + clause always modifier, and release and delete kinds. Parse ordered + clause with argument. Parse schedule clause modifiers. Differentiate + device clause parsing based on openacc flag. Guard link clause + parsing with openacc flag. Add support for parsing + linear clause modifiers. Parse depend(source) and depend(sink: ...). + Use gfc_match_omp_to_link for to and link clauses in declare target + construct. + (match_acc): Change mask type from uint64_t to const omp_mask. + (OMP_SINGLE_CLAUSES, OMP_ORDERED_CLAUSES, + OMP_DECLARE_TARGET_CLAUSES, OMP_TASKLOOP_CLAUSES, + OMP_TARGET_ENTER_DATA_CLAUSES, OMP_TARGET_EXIT_DATA_CLAUSES): Define. + (OACC_PARALLEL_CLAUSES, OACC_KERNELS_CLAUSES, OACC_DATA_CLAUSES, + OACC_LOOP_CLAUSES, OACC_HOST_DATA_CLAUSES, OACC_DECLARE_CLAUSES, + OACC_ENTER_DATA_CLAUSES, OACC_EXIT_DATA_CLAUSES, OACC_WAIT_CLAUSES, + OACC_ROUTINE_CLAUSES, OMP_PARALLEL_CLAUSES, OMP_DECLARE_SIMD_CLAUSES, + OMP_SECTIONS_CLAUSES, OMP_TEAMS_CLAUSES, OMP_DISTRIBUTE_CLAUSES): + Replace first or only OMP_CLAUSE_* value in bitset with + omp_mask (OMP_CLAUSE_*). + (OMP_DO_CLAUSES): Likewise. Add OMP_CLAUSE_LINEAR. + (OMP_SIMD_CLAUSES): Replace first or only OMP_CLAUSE_* value in + bitset with omp_mask (OMP_CLAUSE_*). Add OMP_CLAUSE_SIMDLEN. + (OACC_UPDATE_CLAUSES): Replace first or only OMP_CLAUSE_* value in + bitset with omp_mask (OMP_CLAUSE_*). Replace OMP_CLAUSE_OACC_DEVICE + with OMP_CLAUSE_DEVICE. + (OMP_TASK_CLAUSES): Replace first or only OMP_CLAUSE_* value in + bitset with omp_mask (OMP_CLAUSE_*). Add OMP_CLAUSE_PRIORITY. + (OMP_TARGET_CLAUSES): Replace first or only OMP_CLAUSE_* value in + bitset with omp_mask (OMP_CLAUSE_*). Add OMP_CLAUSE_DEPEND, + OMP_CLAUSE_NOWAIT, OMP_CLAUSE_PRIVATE, OMP_CLAUSE_FIRSTPRIVATE, + OMP_CLAUSE_DEFAULTMAP and OMP_CLAUSE_IS_DEVICE_PTR. + (OMP_TARGET_DATA_CLAUSES): Replace first or only OMP_CLAUSE_* value in + bitset with omp_mask (OMP_CLAUSE_*). Add OMP_CLAUSE_USE_DEVICE_PTR. + (OMP_TARGET_UPDATE_CLAUSES): Replace first or only OMP_CLAUSE_* value + in bitset with omp_mask (OMP_CLAUSE_*). Add OMP_CLAUSE_DEPEND and + OMP_CLAUSE_NOWAIT. + (match_omp): Change mask argument from unsigned int to + const omp_mask. + (gfc_match_omp_critical): Parse optional clauses and use omp_clauses + union member instead of omp_name. + (gfc_match_omp_end_critical): New function. + (gfc_match_omp_distribute_parallel_do): Remove ordered and linear + clauses from the mask. + (gfc_match_omp_distribute_parallel_do_simd): Use + & ~(omp_mask (OMP_CLAUSE_*)) instead of & ~OMP_CLAUSE_*. + (gfc_match_omp_target_teams_distribute_parallel_do_simd): Likewise. + (gfc_match_omp_teams_distribute_parallel_do_simd): Likewise. + (gfc_match_omp_do_simd): Likewise. Don't remove ordered clause from + the mask. + (gfc_match_omp_parallel_do_simd): Likewise. + (gfc_match_omp_target_teams_distribute_parallel_do): Likewise. + (gfc_match_omp_teams_distribute_parallel_do): Likewise. + (gfc_match_omp_declare_simd): If not using the form with + (proc-name), require space before first clause. Make (proc-name) + optional. If not present, set proc_name to NULL. + (gfc_match_omp_declare_target): Rewritten for OpenMP 4.5. + (gfc_match_omp_single): Use OMP_SINGLE_CLAUSES. + (gfc_match_omp_task, gfc_match_omp_taskwait, gfc_match_omp_taskyield): + Move around to where they belong alphabetically. + (gfc_match_omp_target_enter_data, gfc_match_omp_target_exit_data, + gfc_match_omp_target_parallel, gfc_match_omp_target_parallel_do, + gfc_match_omp_target_parallel_do_simd, gfc_match_omp_target_simd, + gfc_match_omp_taskloop, gfc_match_omp_taskloop_simd): + New functions. + (gfc_match_omp_ordered): Parse clauses. + (gfc_match_omp_ordered_depend): New function. + (gfc_match_omp_cancel, gfc_match_omp_end_single): Use + omp_mask (OMP_CLAUSE_*) instead of OMP_CLAUSE_*. + (resolve_oacc_scalar_int_expr): Renamed to ... + (resolve_scalar_int_expr): ... this. Fix up formatting. + (resolve_oacc_positive_int_expr): Renamed to ... + (resolve_positive_int_expr): ... this. Fix up formatting. + (resolve_nonnegative_int_expr): New function. + (resolve_omp_clauses): Adjust callers, use the above functions + even for OpenMP clauses, add handling of new OpenMP 4.5 clauses. + Require orderedc >= collapse if specified. Handle depend(sink:) + and depend(source) restrictions. Disallow linear clause when + orderedc is non-zero. Diagnose linear clause modifiers when not in + declare simd. Only check for integer type if ref modifier + is not used. Remove diagnostics for required VALUE attribute. + Diagnose VALUE attribute with ref or uval modifiers. Allow + non-constant linear-step, if it is a dummy argument alone and is + mentioned in uniform clause. Diagnose map kinds not allowed + for various constructs. Diagnose target {enter ,exit ,}data without + any map clauses. Add dummy OMP_LIST_IS_DEVICE_PTR and + OMP_LIST_USE_DEVICE_PTR cases. + (gfc_resolve_omp_do_blocks): Set omp_current_do_collapse to orderedc + if non-zero. + (gfc_resolve_omp_parallel_blocks): Handle new OpenMP 4.5 constructs, + replace underscores with spaces in a few construct names. + (resolve_omp_do): Set collapse to orderedc if non-zero. Handle new + OpenMP 4.5 constructs. + (resolve_oacc_loop_blocks): Call resolve_positive_int_expr instead + of resolve_oacc_positive_int_expr. + (gfc_resolve_omp_directive): Handle new OpenMP 4.5 constructs. + (gfc_resolve_omp_declare_simd): Allow ods->proc_name to be NULL. + * trans-openmp.c (gfc_omp_scalar_p): New function. + (doacross_steps): New variable. + (gfc_trans_omp_clauses): Handle new OpenMP 4.5 clauses and new clause + modifiers. + (gfc_trans_omp_critical): Adjust EXEC_OMP_CRITICAL handling. + (gfc_trans_omp_do): Handle doacross loops. Clear sched_simd flag. + Handle EXEC_OMP_TASKLOOP. + (gfc_trans_omp_ordered): Translate omp clauses, allow NULL + code->block. + (GFC_OMP_SPLIT_TASKLOOP, GFC_OMP_MASK_TASKLOOP): New enum constants. + (gfc_split_omp_clauses): Copy orderedc together with ordered. Change + firstprivate and lastprivate handling for OpenMP 4.5. + Handle EXEC_OMP_TARGET_SIMD, EXEC_OMP_TARGET_PARALLEL{,_DO,_DO_SIMD} + and EXEC_OMP_TASKLOOP{,_SIMD}. Add handling for new OpenMP 4.5 + clauses and clause modifiers and handle if clause without/with + modifiers. + (gfc_trans_omp_teams): Add omp_clauses argument, add it to other + teams clauses. Don't wrap into OMP_TEAMS if -fopenmp-simd. + (gfc_trans_omp_target): For -fopenmp, translate num_teams and + thread_limit clauses on combined target teams early and pass to + gfc_trans_omp_teams. Set OMP_TARGET_COMBINED if needed. + Handle EXEC_OMP_TARGET_PARALLEL{,_DO,_DO_SIMD} and + EXEC_OMP_TARGET_SIMD. + (gfc_trans_omp_taskloop, gfc_trans_omp_target_enter_data, + gfc_trans_omp_target_exit_data): New functions. + (gfc_trans_omp_directive): Handle EXEC_OMP_TARGET_{ENTER,EXIT}_DATA + EXEC_OMP_TASKLOOP{,_SIMD}, EXEC_OMP_TARGET_PARALLEL{,_DO,_DO_SIMD} + and EXEC_OMP_TARGET_SIMD. Adjust gfc_trans_omp_teams caller. + * symbol.c (check_conflict): Handle omp_declare_target_link. + (gfc_add_omp_declare_target_link): New function. + (gfc_copy_attr): Copy omp_declare_target_link. + * dump-parse-tree.c (show_omp_namelist): Handle OMP_DEPEND_SINK_FIRST + depend_op. Print linear clause modifiers. + (show_omp_clauses): Adjust for OpenMP 4.5 clause changes. + (show_omp_node): Print clauses for EXEC_OMP_ORDERED. Allow NULL + c->block for EXEC_OMP_ORDERED. Formatting fixes. Adjust handling of + EXEC_OMP_CRITICAL, handle new OpenMP 4.5 constructs and some + forgotten OpenMP 4.0 constructs. + (show_code_node): Handle new OpenMP 4.5 constructs and some forgotten + OpenMP 4.0 constructs. + * gfortran.h (symbol_attribute): Add omp_declare_target_link bitfield. + (struct gfc_omp_namelist): Add u.common and u.linear_op fields. + (struct gfc_common_head): Change omp_declare_target into bitfield. + Add omp_declare_target_link bitfield. + (gfc_add_omp_declare_target_link): New prototype. + (enum gfc_statement): Add ST_OMP_TARGET_PARALLEL, + ST_OMP_END_TARGET_PARALLEL, ST_OMP_TARGET_PARALLEL_DO, + ST_OMP_END_TARGET_PARALLEL_DO, ST_OMP_TARGET_PARALLEL_DO_SIMD, + ST_OMP_END_TARGET_PARALLEL_DO_SIMD, ST_OMP_TARGET_ENTER_DATA, + ST_OMP_TARGET_EXIT_DATA, ST_OMP_TARGET_SIMD, ST_OMP_END_TARGET_SIMD, + ST_OMP_TASKLOOP, ST_OMP_END_TASKLOOP, ST_OMP_TASKLOOP_SIMD, + ST_OMP_END_TASKLOOP_SIMD and ST_OMP_ORDERED_DEPEND. + (enum gfc_omp_depend_op): Add OMP_DEPEND_SINK_FIRST and + OMP_DEPEND_SINK. + (enum gfc_omp_linear_op): New. + (struct gfc_omp_clauses): Add critical_name, depend_source, + orderedc, defaultmap, nogroup, sched_simd, sched_monotonic, + sched_nonmonotonic, simd, threads, grainsize, hint, num_tasks, + priority and if_exprs fields. + (enum gfc_exec_op): Add EXEC_OMP_END_CRITICAL, + EXEC_OMP_TARGET_ENTER_DATA, EXEC_OMP_TARGET_EXIT_DATA, + EXEC_OMP_TARGET_PARALLEL, EXEC_OMP_TARGET_PARALLEL_DO, + EXEC_OMP_TARGET_PARALLEL_DO_SIMD, EXEC_OMP_TARGET_SIMD, + EXEC_OMP_TASKLOOP, EXEC_OMP_TASKLOOP_SIMD. + (enum gfc_omp_map_op): Add OMP_MAP_RELEASE, + OMP_MAP_ALWAYS_TO, OMP_MAP_ALWAYS_FROM and OMP_MAP_ALWAYS_TOFROM. + (OMP_LIST_IS_DEVICE_PTR, OMP_LIST_USE_DEVICE_PTR): New. + (enum gfc_omp_if_kind): New. + * module.c (enum ab_attribute): Add AB_OMP_DECLARE_TARGET_LINK. + (attr_bits): Add AB_OMP_DECLARE_TARGET_LINK entry. + (mio_symbol_attribute): Save and restore omp_declare_target_link bit. + * trans.h (gfc_omp_scalar_p): New prototype. + * frontend-passes.c (gfc_code_walker): Handle new OpenMP 4.5 + expressions. + * trans.c (trans_code): Handle new OpenMP 4.5 constructs. + * resolve.c (gfc_resolve_blocks): Likewise. + (gfc_resolve_code): Likewise. + * f95-lang.c (LANG_HOOKS_OMP_SCALAR_P): Redefine to gfc_omp_scalar_p. + (gfc_attribute_table): Add "omp declare target link". + * st.c (gfc_free_statement): Handle EXEC_OMP_END_CRITICAL like + EXEC_OMP_CRITICAL before, free clauses for EXEC_OMP_CRITICAL + and new OpenMP 4.5 constructs. Free omp clauses even for + EXEC_OMP_ORDERED. + * match.c (match_exit_cycle): Rename collapse variable to count, + set it to orderedc if non-zero, instead of collapse. + * trans-decl.c (add_attributes_to_decl): Add "omp declare target link" + instead of "omp declare target" for omp_declare_target_link. + * trans-common.c (build_common_decl): Likewise. + * match.h (gfc_match_omp_target_enter_data, + gfc_match_omp_target_exit_data, gfc_match_omp_target_parallel, + gfc_match_omp_target_parallel_do, + gfc_match_omp_target_parallel_do_simd, gfc_match_omp_target_simd, + gfc_match_omp_taskloop, gfc_match_omp_taskloop_simd, + gfc_match_omp_end_critical, gfc_match_omp_ordered_depend): New + prototypes. + * parse.c (decode_omp_directive): Use gfc_match_omp_end_critical + instead of gfc_match_omp_critical for !$omp end critical. + Handle new OpenMP 4.5 constructs. If ordered directive has + depend clause as the first of the clauses, use + gfc_match_omp_ordered_depend and ST_OMP_ORDERED_DEPEND instead of + gfc_match_omp_ordered and ST_OMP_ORDERED. + (case_executable): Add ST_OMP_TARGET_ENTER_DATA, + ST_OMP_TARGET_EXIT_DATA and ST_OMP_ORDERED_DEPEND cases. + (case_exec_markers): Add ST_OMP_TARGET_PARALLEL, + ST_OMP_TARGET_PARALLEL_DO, ST_OMP_TARGET_PARALLEL_DO_SIMD, + ST_OMP_TARGET_SIMD, ST_OMP_TASKLOOP and ST_OMP_TASKLOOP_SIMD cases. + (gfc_ascii_statement): Handle new OpenMP 4.5 constructs. + (parse_omp_do): Handle ST_OMP_TARGET_PARALLEL_DO, + ST_OMP_TARGET_PARALLEL_DO_SIMD, ST_OMP_TASKLOOP and + ST_OMP_TASKLOOP_SIMD. + (parse_omp_structured_block): Handle EXEC_OMP_END_CRITICAL instead + of EXEC_OMP_CRITICAL, adjust for EXEC_OMP_CRITICAL having omp clauses + now. + (parse_executable): Handle ST_OMP_TARGET_PARALLEL, + ST_OMP_TARGET_PARALLEL_DO, ST_OMP_TARGET_PARALLEL_DO_SIMD, + ST_OMP_TASKLOOP and ST_OMP_TASKLOOP_SIMD. + +2016-11-09 Mikael Morin <mikael@gcc.gnu.org> + Janus Weil <janus@gcc.gnu.org> + + PR fortran/46459 + * interface.c (compare_actual_formal): Add safety checks to avoid ICE. + +2016-11-09 Fritz O. Reese <fritzoreese@gmail.com> + + PR fortran/78259 + * trans-expr.c (gfc_trans_subcomponent_assign): Guard against NULL + values. + +2016-11-09 Steven G. Kargl <kargl@gcc.gnu.org> + Janus Weil <janus@gcc.gnu.org> + + PR fortran/60777 + * expr.c (external_spec_function): Allow recursive specification + functions in F03. + +2016-11-09 Paul Thomas <pault@gcc.gnu.org> + + * check.c (gfc_check_move_alloc): Prevent error that avoids + aliasing between to and from arguments from rejecting valid + code. + +2016-11-09 Janus Weil <janus@gcc.gnu.org> + + PR fortran/71894 + * class.c (gfc_add_component_ref): Add safety checks to avoid ICE. + +2016-11-08 Janus Weil <janus@gcc.gnu.org> + + PR fortran/68440 + * expr.c (check_alloc_comp_init): Loosen an assert. + * resolve.c (resolve_fl_parameter): Reject class parameters. + +2016-11-08 Janus Weil <janus@gcc.gnu.org> + + PR fortran/77596 + * expr.c (gfc_check_pointer_assign): Add special check for procedure- + pointer component with absent interface. + +2016-11-07 Thomas Koenig <tkoenig@gcc.gnu.org> + + PR fortran/78226 + * expr.c (gfc_generate_initializer): Add where to EXPR_NULL + statement. + * iresolve.c (gfc_resolve_extends_type_of): Add where to + both arguments of the function. + * resolve.c (resolve_select_type): Add where to the + second argument of the new statement. + +2016-11-07 Thomas Koenig <tkoenig@gcc.gnu.org> + + PR fortran/78226 + * match.c (gfc_match_select_type): Add where for expr1. + * resolve.c (resolev_select_type): Add where for expr1 of new + statement. + +2016-11-06 Thomas Koenig <tkoenig@gcc.gnu.org> + + PR fortran/78226 + resolve.c (build_loc_call): Add location to return value. + +2016-11-06 Andre Vehreschild <vehre@gcc.gnu.org> + + * expr.c (is_non_empty_structure_constructor): New function to detect + non-empty structure constructor. + (gfc_has_default_initializer): Analyse initializers. + * resolve.c (cond_init): Removed. + (resolve_allocate_expr): Removed dead code. Moved invariant code out + of the loop over all objects to allocate. + (resolve_allocate_deallocate): Added the invariant code remove from + resolve_allocate_expr. + * trans-array.c (gfc_array_allocate): Removed nullify of structure + components in favour of doing this in gfc_trans_allocate for both + scalars and arrays in the same place. + * trans-expr.c (gfc_trans_init_assign): Always using _vptr->copy for + class objects. + * trans-stmt.c (allocate_get_initializer): Get the initializer + expression for object allocated. + (gfc_trans_allocate): Nullify a derived type only, when no SOURCE= + or MOLD= is present preventing duplicate work. Moved the creation + of the init-expression here to prevent code for conditions that + can not occur on freshly allocated object, like checking for the need + to free allocatable components. + +2016-11-06 Thomas Koenig <tkoenig@gcc.gnu.org> + + PR fortran/78221 + * arith.c (gfc_complex2real): Change gfc_warning_now to + gfc_warning. + +2016-11-05 Paul Thomas <pault@gcc.gnu.org> + + * check.c (gfc_check_move_alloc): Introduce error to prevent + aliasing between to and from arguments. + +2016-11-05 Janus Weil <janus@gcc.gnu.org> + Manuel Lopez-Ibanez <manu@gcc.gnu.org> + + PR fortran/69495 + * invoke.texi: Mention -Wpedantic as an alias of -pedantic. + * check.c (gfc_check_transfer): Mention responsible flag in warning + message. + * frontend-passes.c (do_warn_function_elimination): Ditto. + * resolve.c (resolve_elemental_actual): Ditto. + (resolve_operator): Ditto. + (warn_unused_fortran_label): Ditto. + * trans-common.c (translate_common): Ditto. + +2016-11-05 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/67564 + * trans-expr.c (gfc_conv_class_to_class): Return _len component + of unlimited polymorphic entities. + +2016-11-04 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/64933 + * primary.c (gfc_match_varspec): If selector expression is + unambiguously an array, make sure that the associate name + is an array and has an array spec. Modify the original + condition for doing this to exclude character types. + +2016-11-03 Fritz Reese <fritzoreese@gmail.com> + + * gfortran.texi: Document. + * gfortran.h (gfc_dt): New field default_exp. + * primary.c (match_real_constant): Default exponent with -fdec. + * io.c (match_io): Set dt.default_exp with -fdec. + * ioparm.def (IOPARM_dt_default_exp): New. + * trans-io.c (build_dt): Set IOPARM_dt_default_exp with -fdec. + +2016-11-03 Fritz O. Reese <fritzoreese@gmail.com> + + * decl.c (gfc_match_parameter): Allow omitted '()' with -std=legacy. + * parse.c (decode_statement): Match "parameter" before assignments. + * gfortran.texi: Document. + +2016-11-02 Fritz O. Reese <fritzoreese@gmail.com> + + * lang.opt, invoke.texi: New argument -Wargument-mismatch. + * interface.c (compare_parameter, compare_actual_formal, + gfc_check_typebound_override, argument_rank_mismatch): Control argument + mismatch warnings with -Wargument-mismatch. + * resolve.c (resolve_structure_cons, resolve_global_procedure): Ditto. + +2016-11-02 Fritz Reese <fritzoreese@gmail.com> + + * gfortran.h (gfc_error): New declaration for gfc_error with 'opt'. + * error.c (gfc_error): Add optional 'opt' argument. + * error.c (gfc_notify_std): Call fully-qualified gfc_error. + +2016-11-01 Thomas Koenig <tkoenig@gcc.gnu.org> + + PR fortran/78178 + * match.c (match_simple_where): Fill in locus for assigment + in simple WHERE statement. + +2016-11-01 Thomas Koenig <tkoenig@gcc.gnu.org> + + PR fortran/69544 + * match.c (gfc_match_where): Fill in locus for assigment + in simple WHERE statement. + +2016-10-31 Jerry DeLisle <jvdelisle@gcc.gnu.org> + + PR fortran/54679 + * io.c (check_format): Adjust checks for FMT_L to treat a zero + width as an extension, giving warnings or error as appropriate. + Improve messages. + +2016-10-31 Jakub Jelinek <jakub@redhat.com> + + * trans-types.c (gfc_get_array_descr_info): For -gdwarf-5 or + -gno-strict-dwarf, handle assumed rank arrays the way dwarf2out + expects. + +2016-10-30 Thomas Koenig <tkoenig@gcc.gnu.org> + + PR fortran/67219 + * arith.c (gfc_int2real): Change gfc_warning_now + to gfc_warning. + * primary.c (match_complex_constant): If there + is no comma, throw away any warning which might have + been issued by gfc_int2real. + +2016-10-28 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/71891 + * symbol.c (gfc_type_compatible): Fix typo. + +2016-10-27 Jakub Jelinek <jakub@redhat.com> + + PR fortran/78026 + * parse.c (decode_statement): Don't create namespace for possible + select type here and destroy it afterwards. + (parse_select_type_block): Set gfc_current_ns to new_st.ext.block.ns. + (parse_executable, gfc_parse_file): Formatting fixes. + * match.c (gfc_match_select_type): Create namespace for select type + here, only after matching select type. Formatting fixes. Free that + namespace if not returning MATCH_YES, after gfc_undo_symbols, + otherwise remember it in new_st.ext.block.ns and switch to parent + namespace anyway. + +2016-10-27 Fritz Reese <fritzoreese@gmail.com> + + * expr.c (generate_union_initializer, get_union_initializer): New. + * expr.c (component_initializer): Consider BT_UNION specially. + * resolve.c (resolve_structure_cons): Hack for BT_UNION. + * trans-expr.c (gfc_trans_subcomponent_assign): Ditto. + * trans-expr.c (gfc_conv_union_initializer): New. + * trans-expr.c (gfc_conv_structure): Replace UNION handling code with + new function gfc_conv_union_initializer. + +2016-10-26 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/78092 + * trans-intrinsic.c (gfc_conv_intrinsic_sizeof): Fix reference to an + array element of type CLASS. + +2016-10-26 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/78108 + * resolve.c (resolve_typebound_intrinsic_op): For submodules + suppress the error and return if the same procedure symbol + is added more than once to the interface. + +2016-10-26 Fritz Reese <fritzoreese@gmail.com> + + * frontend-passes.c (gfc_code_walker): Add SHARE and CARRIAGECONTROL. + * io.c (gfc_free_open, gfc_resolve_open, gfc_match_open): Ditto. + * gfortran.h (gfc_open): Add SHARE, CARRIAGECONTROL, and READONLY. + * io.c (io_tag, match_open_element): Ditto. + * ioparm.def: Ditto. + * trans-io.c (gfc_trans_open): Ditto. + * io.c (match_dec_etag, match_dec_ftag): New functions. + * gfortran.texi: Document. + +2016-10-25 Fritz Reese <fritzoreese@gmail.com> + + * gfortran.texi: Document. + * resolve.c (logical_to_bitwise): New function. + * resolve.c (resolve_operator): Wrap operands with logical_to_bitwise. + +2016-10-25 Andre Vehreschild <vehre@gcc.gnu.org> + + PR fortran/72770 + * class.c (find_intrinsic_vtab): No longer encode the string length + into vtype's name and use the char's kind for the size instead of + the string_length time the size. + * trans-array.c (gfc_conv_ss_descriptor): For deferred length char + arrays the dynamically sized type needs to be declared. + (build_class_array_ref): Address the i-th array element by multiplying + it with the _vptr->_size and the _len to make sure char arrays are + addressed correctly. + * trans-expr.c (gfc_conv_intrinsic_to_class): Made comment more + precise. + +2016-10-25 Cesar Philippidis <cesar@codesourcery.com> + + * intrinsic.texi (cosd): New mathop. + +2016-10-25 Fritz Reese <fritzoreese@gmail.com> + + * match.c (gfc_match_intrinsic_op): Match ".XOR." with -std=legacy. + * gfortran.texi: Document. + +2016-10-25 Fritz Reese <fritzoreese@gmail.com> + + * primary.c (gfc_match_rvalue): Match %LOC as LOC with -std=legacy. + * gfortran.texi: Document. + +2016-10-25 Fritz Reese <fritzoreese@gmail.com> + + * decl.c (gfc_match_type): New function. + * match.h (gfc_match_type): New function. + * match.c (gfc_match_if): Special case for one-line IFs. + * gfortran.texi: Update documentation. + * parse.c (decode_statement): Invoke gfc_match_type. + +2016-10-25 Fritz Reese <fritzoreese@gmail.com> + + * gfortran.texi: Document. + * gfortran.h (gfc_is_whitespace): Include form feed ('\f'). + +2016-10-25 Fritz Reese <fritzoreese@gmail.com> + + * invoke.texi, gfortran.texi: Touch up documentation of -fdec. + * gfortran.h (gfc_option): Move flag_dec_structure out of gfc_option. + * decl.c (match_record_decl, gfc_match_decl_type_spec, + gfc_match_structure_decl): Ditto. + * match.c (gfc_match_member_sep): Ditto. + * options.c (gfc_handle_option): Ditto. + * lang.opt (fdec-structure): Use Fortran Var for flag_dec_structure. + * lang.opt (fdec): Use Fortran Var to create flag_dec. + * options.c (set_dec_flags): With -fdec enable -fcray-pointer, + -fd-lines-as-comments (default), -fdollar-ok, and legacy std flags. + +2016-10-24 Jerry DeLisle <jvdelisle@gcc.gnu.org> + + PR fortran/77828 + * ioparm.def: Reorder dt parameters to match libgfortran. + * libgfortran.h: Swap definitions of GFC_INTERNAL_UNIT and + GFC_INTERNAL_UNIT4. + +2016-10-24 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/71895 + * interface.c (gfc_compare_derived_types): Convert gcc_assert() + to a gfc_internal_error() to prevent an ICE. + +2016-10-24 Jakub Jelinek <jakub@redhat.com> + + * trans-intrinsic.c (gfc_conv_intrinsic_minmax): Use VAR_P (x) + instead of TREE_CODE (x) == VAR_DECL. + * trans-expr.c (gfc_class_vptr_get, gfc_class_len_get, + gfc_class_len_or_zero_get, gfc_get_vptr_from_expr, + gfc_conv_string_length, conv_base_obj_fcn_val, + gfc_conv_procedure_call, gfc_trans_assignment_1): Likewise. + * trans-openmp.c (gfc_omp_predetermined_sharing, + gfc_omp_disregard_value_expr, gfc_omp_private_debug_clause, + gfc_trans_omp_atomic, gfc_trans_omp_do): Likewise. + * trans-io.c (nml_get_addr_expr): Likewise. + * trans-decl.c (gfc_finish_decl, gfc_build_qualified_array, + gfc_get_symbol_decl, gfc_get_fake_result_decl, + gfc_trans_deferred_vars, gfc_trans_use_stmts, + generate_local_decl): Likewise. + * trans-array.c (trans_array_constructor, trans_array_bound_check, + build_class_array_ref, gfc_array_init_size, + gfc_trans_auto_array_allocation, gfc_trans_g77_array, + gfc_trans_dummy_array_bias, gfc_alloc_allocatable_for_assignment, + gfc_trans_deferred_array): Likewise. + * trans.c (gfc_build_array_ref): Likewise. Use + VAR_OR_FUNCTION_DECL_P (x) instead of TREE_CODE (x) == VAR_DECL + || TREE_CODE (x) == FUNCTION_DECL. + +2016-10-23 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/77763 + * parse.c (parse_spec): Allow STRUCTURE in BLOCK DATA. Sort + case labels. + +2016-10-23 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/54730 + PR fortran/78033 + * array.c (gfc_match_array_constructor): Remove checkpointing + introduced in r196416 (original fix for PR fortran/54730). Move + initialization to top of function. + * match.c (gfc_match_type_spec): Special case matching for REAL. + +2016-10-23 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/69834 + * class.c (gfc_find_derived_vtab): Obtain the gsymbol for the + derived type's module. If the gsymbol is present and the top + level namespace corresponds to a module, use the gsymbol name + space. In the search to see if the vtable exists, try the gsym + namespace first. + * dump-parse-tree (show_code_node): Modify select case dump to + show select type construct. + * resolve.c (build_loc_call): New function. + (resolve_select_type): Add check for repeated type is cases. + Retain selector expression and use it later instead of expr1. + Exclude deferred length TYPE IS cases and emit error message. + Store the address for the vtable in the 'low' expression and + the hash value in the 'high' expression, for each case. Do not + call resolve_select. + * trans.c(trans_code) : Call gfc_trans_select_type. + * trans-stmt.c (gfc_trans_select_type_cases): New function. + (gfc_trans_select_type): New function. + * trans-stmt.h : Add prototype for gfc_trans_select_type. + +2016-10-22 Thomas Koenig <tkoenig@gcc.gnu.org> + + PR fortran/78021 + * gfc_compare_functions: Strings with different lengths in + argument lists compare unequal. + +2016-10-22 Andre Vehreschild <vehre@gcc.gnu.org> + + PR fortran/43366 + PR fortran/51864 + PR fortran/57117 + PR fortran/61337 + PR fortran/61376 + * primary.c (gfc_expr_attr): For transformational functions on classes + get the attrs from the class argument. + * resolve.c (resolve_ordinary_assign): Remove error message due to + feature implementation. Rewrite POINTER_ASSIGNS to ordinary ones when + the right-hand side is scalar class object (with some restrictions). + * trans-array.c (trans_array_constructor): Create the temporary from + class' inner type, i.e., the derived type. + (build_class_array_ref): Add support for class array's storage of the + class object or the array descriptor in the decl saved descriptor. + (gfc_conv_expr_descriptor): When creating temporaries for class objects + add the class object's handle into the decl saved descriptor. + (structure_alloc_comps): Use the common way to get the _data component. + (gfc_is_reallocatable_lhs): Add notion of allocatable class objects. + * trans-expr.c (gfc_find_and_cut_at_last_class_ref): Remove the only ref + only when the expression's type is BT_CLASS. + (gfc_trans_class_init_assign): Correctly handle class arrays. + (gfc_trans_class_assign): Joined into gfc_trans_assignment_1. + (gfc_conv_procedure_call): Support for class types as arguments. + (trans_get_upoly_len): For unlimited polymorphics retrieve the _len + component's tree. + (trans_class_vptr_len_assignment): Catch all ways to assign the _vptr + and _len components of a class object correctly. + (pointer_assignment_is_proc_pointer): Identify assignments of + procedure pointers. + (gfc_trans_pointer_assignment): Enhance support for class object pointer + assignments. + (gfc_trans_scalar_assign): Removed assert. + (trans_class_assignment): Assign to a class object. + (gfc_trans_assignment_1): Treat class objects correctly. + (gfc_trans_assignment): Propagate flags to trans_assignment_1. + * trans-stmt.c (gfc_trans_allocate): Use gfc_trans_assignment now + instead of copy_class_to_class. + * trans-stmt.h: Function prototype removed. + * trans.c (trans_code): Less special casing for class objects. + * trans.h: Added flags to gfc_trans_assignment () prototype. + +2016-10-21 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/69566 + * resolve.c (fixup_array_ref): New function. + (resolve_select_type): Gather up the rank and array reference, + if any, from the selector. Fix up the 'associate name' and the + 'associate entities' as necessary. + * trans-expr.c (gfc_conv_class_to_class): If the symbol backend + decl is a FUNCTION_DECL, use the 'fake_result_decl' instead. + +2016-10-20 Steven G. Kargl <kargl@gcc.gnu.org> + + * array.c (gfc_match_array_constructor): Remove set, but unused + variable. + +2016-10-20 Andre Vehreschild <vehre@gcc.gnu.org> + + * class.c (gfc_build_class_symbol): Set the kind of _len to + gfc_charlen_int_kind to catch changes of the charlen kind. + +2016-10-17 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/77978 + * match.c (gfc_match_stopcode): Fix error reporting for several + deficiencies in matching stop-codes. + +2016-10-17 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/61420 + PR fortran/78013 + * resolve.c (resolve_variable): Obtain the typespec for a + variable expression, when the variable is a function result + that is a procedure pointer. + +2016-10-16 Jerry DeLisle <jvdelisle@gcc.gnu.org> + + PR fortran/48298 + * trans-io.c (transfer_expr): Ignore dtio procedures for inquire + with iolength. + +2016-10-15 Jerry DeLisle <jvdelisle@gcc.gnu.org> + + PR fortran/77972 + * scanner.c (gfc_next_char_literal): If nextc is null do not + decrement the pointer and call the diagnostics. + +2016-10-14 Andre Vehreschild <vehre@gcc.gnu.org> + + * resolve.c (resolve_symbol): Add unimplemented message for + polymorphic types with allocatable/pointer components and coarray=lib. + +2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com> + + * trans-intrinsic.c: Include memmodel.h. + +2016-10-13 Andre Vehreschild <vehre@gcc.gnu.org> + + PR fortran/72832 + * trans-expr.c (gfc_copy_class_to_class): Add generation of + runtime array bounds check. + * trans-intrinsic.c (gfc_conv_intrinsic_size): Add a crutch to + get the descriptor of a function returning a class object. + * trans-stmt.c (gfc_trans_allocate): Use the array spec on the + array to allocate instead of the array spec from source=. + +2016-10-12 Andre Vehreschild <vehre@gcc.gnu.org> + + * trans-expr.c (gfc_find_and_cut_at_last_class_ref): Fixed style. + (gfc_trans_class_init_assign): Same. + (gfc_conv_procedure_call): Same. + (gfc_trans_assignment_1): Same. + * trans-stmt.c (gfc_trans_allocate): Same. + +2016-10-11 Jakub Jelinek <jakub@redhat.com> + + * iresolve.c (is_trig_resolved, resolve_trig_call): Formatting fixes. + * simplify.c (simplify_trig_call, degrees_f, radians_f, + gfc_simplify_atrigd, gfc_simplify_cotan): Likewise. + +2016-10-11 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/77942 + * simplify.c (gfc_simplify_cshift): Check for zero. + +2016-10-11 Fritz Reese <fritzoreese@gmail.com> + + * iresolve.c (get_radians, get_degrees): Fix sloppy commit. + * simplify.c (degrees_f, radians_f): Ditto. + +2016-10-11 Jerry DeLisle <jvdelisle@gcc.gnu.org> + + * simplify.c (radians_f): Fix mpfr_mod. + * ireolce.c (get_degrees): Declare tmp. + +2016-10-11 Fritz Reese <fritzoreese@gmail.com> + + * lang.opt: New flag -fdec-math. + * options.c (set_dec_flags): Enable with -fdec. + * invoke.texi, gfortran.texi, intrinsic.texi: Update documentation. + * intrinsics.c (add_functions, do_simplify): New intrinsics + with -fdec-math. + * gfortran.h (gfc_isym_id): New isym GFC_ISYM_COTAN. + * gfortran.h (gfc_resolve_atan2d, gfc_resolve_cotan, + gfc_resolve_trigd, gfc_resolve_atrigd): New prototypes. + * iresolve.c (resolve_trig_call, get_degrees, get_radians, + is_trig_resolved, gfc_resolve_cotan, gfc_resolve_trigd, + gfc_resolve_atrigd, gfc_resolve_atan2d): New functions. + * intrinsics.h (gfc_simplify_atan2d, gfc_simplify_atrigd, + gfc_simplify_cotan, gfc_simplify_trigd): New prototypes. + * simplify.c (simplify_trig_call, degrees_f, radians_f, + gfc_simplify_cotan, gfc_simplify_trigd, gfc_simplify_atrigd, + gfc_simplify_atan2d): New functions. + +2016-10-10 Thomas Koenig <tkoenig@gcc.gnu.org> + + PR fortran/77915 + * frontend-passes.c (inline_matmul_assign): Return early if + inside a FORALL statement. + +2016-10-07 Fritz Reese <fritzoreese@gmail.com> + + * interface.c (compare_components): Check charlen for BT_CHAR. + +2016-10-07 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/77406 + * interface.c (gfc_compare_interfaces): Fix detection of ambiguous + interface involving alternate return. + (check_interface1): Improve error message and loci. + +2016-10-06 Louis Krupp <louis.krupp@zoho.com> + + PR fortran/69955 + * trans-array.c (gfc_conv_expr_descriptor): Don't allocate + components if it's not necessary. + +2016-10-05 Louis Krupp <louis.krupp@zoho.com> + + PR fortran/57910 + * trans-expr.c (gfc_add_interface_mapping): Don't try to + dereference call-by-value scalar argument. + +2016-10-05 Steven G. Kargl <kargls@gcc.gnu.org> + + PR fortran/58991 + PR fortran/58992 + * resolve.c (resolve_assoc_var): Fix CHARACTER type-spec for a + selector in ASSOCIATE. + (resolve_fl_variable): Skip checks for an ASSOCIATE variable. + +2016-10-05 Fritz Reese <fritzoreese@gmail.com> + + * interface.c (gfc_compare_types): Don't compare BT_UNION components + until we know they're both UNIONs. + * interface.c (gfc_compare_union_types): Guard against empty + components. + +2016-10-05 Louis Krupp <louis.krupp@zoho.com> + + PR fortran/67524 + * resolve.c (resolve_symbol): Don't apply default type rules to + mixed-entry master created for function entry points. + +2016-09-30 Jerry DeLisle <jvdelisle@gcc.gnu.org> + + PR fortran/66643 + * io.c (match_dt_unit): Peek check for missing format. + +2016-09-30 Fritz Reese <fritzoreese@gmail.com> + + PR fortran/77764 + * interface.c (gfc_compare_union_types): Null-guard map components. + +2016-09-30 Fritz Reese <fritzoreese@gmail.com> + + PR fortran/77782 + * interface.c (gfc_compare_derived_types): Use gfc_compare_union_types + to compare union types. + +2016-09-30 Andre Vehreschild <vehre@gcc.gnu.org> + + * trans-array.c (gfc_array_allocate): Use the token from coarray's + .token member. + * trans-intrinsic.c (conv_expr_ref_to_caf_ref): Only generate + caf-reference chains from the first coarray references on. + * trans-types.c (gfc_get_derived_type): Switch on mandatory .token + member generation for allocatable arrays in coarrays in derived types. + +2016-09-29 James Greenhalgh <james.greenhalgh@arm.com> + + * options.c (gfc_post_options): Remove special case for + TARGET_FLT_EVAL_METHOD_NON_DEFAULT with -fexcess-precision=standard. + +2016-09-27 Jakub Jelinek <jakub@redhat.com> + + * dependency.c (gfc_dep_compare_expr): Remove break after return. + * frontend-passes.c (optimize_op): Likewise. + * interface.c (gfc_current_interface_head): Likewise. + * symbol.c (check_conflict): Likewise. + * trans-intrinsic.c (build_fix_expr): Likewise. + + PR fortran/77666 + * trans-openmp.c (gfc_omp_private_outer_ref): Return true even for + references to allocatable arrays. + +2016-09-26 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/77420 + * trans-common.c: Handle array elements in equivalence when + the lower and upper bounds of array spec are NULL. + +2016-09-26 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/48298 + * interface.c (gfc_find_specific_dtio_proc) : Return NULL if + the derived type is broken, as indicated by a flavor other than + FL_DERIVED. + +2016-09-26 Marek Polacek <polacek@redhat.com> + + PR c/7652 + * arith.c (eval_intrinsic): Add gcc_fallthrough. + * frontend-passes.c (optimize_op): Likewise. + (gfc_expr_walker): Likewise. + * parse.c (next_fixed): Likewise. + * primary.c (match_variable): Likewise. + * trans-array.c: Likewise. + * trans-expr.c (flatten_array_ctors_without_strlen): Likewise. + * trans-io.c (transfer_expr): Likewise. + +2016-09-25 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/77429 + * dependency.c (gfc_check_dependency): Convert gcc_assert() to + a conditional and possible call to gfc_internal_error(). + +2016-09-25 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/77694 + * frontend-passes.c (optimize_binop_array_assignment): Check pointer + for NULL. + +2016-09-23 Fritz Reese <fritzoreese@gmail.com> + + * lang.opt, invoke.texi, gfortran.texi: New flag -fdec-static. + * options.c (set_dec_flags): Set -fdec-static with -fdec. + * gfortran.h (symbol_attribute): New attribute automatic. + * gfortran.h (gfc_add_automatic): New prototype. + * match.h (gfc_match_automatic, gfc_match_static): New functions. + * decl.c (gfc_match_automatic, gfc_match_static): Ditto. + * symbol.c (gfc_add_automatic): Ditto. + * decl.c (match_attr_spec): Match AUTOMATIC and STATIC decls. + * parse.c (decode_specification_statement, decode_statement): Ditto. + * resolve.c (apply_default_init_local, resolve_fl_variable_derived, + resolve_symbol): Support for automatic attribute. + * symbol.c (check_conflict, gfc_copy_attr, gfc_is_var_automatic): + Ditto. + * trans-decl.c (gfc_finish_var_decl): Ditto. + +2016-09-23 Jerry DeLisle <jvdelisle@gcc.gnu.org> + + PR fortran/48298 + * gfortran.h (gfc_dt): Add *udtio. + * ioparm.def: Add bit IOPARM_dt_f2003 to align with library use of bit + 25. Add IOPARM_dt_dtio bit to common flags. + * resolve.c (resolve_transfer): Set dt->udtio to expression. + * io.c (gfc_match_inquire): Adjust error message for internal + unit KIND. + * libgfortran.h: Adjust defines for GFC_INTERNAL_UNIT4, + GFC_INTERNAL_UNIT, and GFC_INVALID_UNIT. + * trans-io.c (build_dt): Set common_unit to reflect the KIND of + the internal unit. Set mask bit for presence of dt->udtio. + +2016-09-22 Andre Vehreschild <vehre@gcc.gnu.org> + + * trans-intrinsic.c (gfc_conv_intrinsic_caf_get): Use the old caf- + interface where possible. + +2016-09-22 Paul Thomas <pault@gcc.gnu.org> + + * interface.c (check_dtio_interface1): Introduce errors for + alternate returns and incorrect numbers of arguments. + (gfc_find_specific_dtio_proc): Return cleanly if the derived + type either doesn't exist or has no namespace. + +2016-09-21 Louis Krupp <louis.krupp@zoho.com> + + PR fortran/66107 + * decl.c (add_init_expr_to_sym): Catch variable character length + in parameter array. + +2016-09-21 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/77657 + + * interface.c (gfc_find_specific_dtio_proc): Borrow trick from + resolve_typebound_generic_call to find dtio procedures that + over-ride those in the declared type. + +2016-09-20 Marek Polacek <polacek@redhat.com> + + * trans-intrinsic.c (conv_expr_ref_to_caf_ref): Adjust fall through + comment. + +2016-09-19 Andre Vehreschild <vehre@gcc.gnu.org> + + PR fortran/71952 + * expr.c (gfc_check_assign): Added flag to control whether datatype + conversion is allowed. + * gfortran.h: Added caf-token-tree to gfc_component. Changed + prototypes mostly to add whether datatype conversion is allowed. + * gfortran.texi: Added documentation for the caf_reference_t and the + caf_*_by_ref function. + * primary.c (caf_variable_attr): Similar to gfc_variable_attr but + focused on the needs of coarrays. + (gfc_caf_attr): Same. + * resolve.c (resolve_ordinary_assign): Set the conversion allowed + flag when not in a coarray. + * trans-array.c (gfc_array_init_size): Moved setting of array + descriptor's datatype before the alloc, because caf_register needs it. + (gfc_array_allocate): Changed notion of whether an array is a coarray. + (gfc_array_deallocate): Same. + (gfc_alloc_allocatable_for_assignment): Added setting of coarray's + array descriptor datatype before the register. And using deregister/ + register to mimmick a realloc for coarrays. + * trans-decl.c (gfc_build_builtin_function_decls): Corrected signatures + of old caf-functions and added signature definitions of the _by_ref + ones. + (generate_coarray_sym_init): Adapted to new caf_register signature. + * trans-expr.c (gfc_conv_scalar_to_descriptor): Make sure a constant + is translated to an lvalue expression before use in an array + descriptor. + (gfc_get_ultimate_alloc_ptr_comps_caf_token): New function. Get the + last allocatable component's coarray token. + (gfc_get_tree_for_caf_expr): For top-level object get the coarray + token and check for unsupported features. + (gfc_get_caf_token_offset): Getting the offset might procude new + statements, which now are stored in the pre and post of the current se. + (gfc_caf_get_image_index): For this image return a call to + caf_this_image. + (expr_may_alias_variables): Check that the result is set for testing + its properties. + (alloc_scalar_allocatable_for_assignment): Added auto allocation of + coarray components. + (gfc_trans_assignment_1): Rewrite an assign to a coarray object to + be a sendget. + * trans-intrinsic.c (conv_caf_vector_subscript_elem): Corrected + wrong comment. + (compute_component_offset): Compute the correct offset a structure + member. + (conv_expr_ref_to_caf_ref): Convert to a chain of refs into + caf_references. + (gfc_conv_intrinsic_caf_get): Call caf_get_by_ref instead of caf_get. + (conv_caf_send): Call caf_*_by_ref for coarrays that need + reallocation. + (gfc_conv_intrinsic_function): Adapted to new signuature of the caf + drivers. + (conv_intrinsic_atomic_op): Add pre and post statements correctly. + (conv_intrinsic_atomic_ref): Same. + (conv_intrinsic_atomic_cas): Same. + (conv_intrinsic_event_query): Same. + * trans-stmt.c (gfc_trans_lock_unlock): Same. + (gfc_trans_event_post_wait): Same. + (gfc_trans_allocate): Support allocation of allocatable coarrays. + (gfc_trans_deallocate): And there deallocation. + * trans-types.c (gfc_typenode_for_spec): Added flag to control whether + a component is part of coarray. When so, then add space to store a + coarray token. + (gfc_build_array_type): Same. + (gfc_get_array_descriptor_base): Same. + (gfc_get_array_type_bounds): Same. + (gfc_sym_type): Same. + (gfc_get_derived_type): Same. + (gfc_get_caf_reference_type): Declare the caf_reference_type. + * trans-types.h: Prototype changes only. + * trans.c (gfc_allocate_using_lib): Use the updated caf_register + signature. + (gfc_allocate_allocatable): Same. + (gfc_deallocate_with_status): Same. + * trans.h: Defined the runtime types for caf_reference_t and the enums. + +2016-09-19 Fritz Reese <fritzoreese@gmail.com> + + PR fortran/77584 + * decl.c (match_record_decl, gfc_match_decl_type_spec): Fixes to + handling of structure/record from declaration-type-spec. + +2016_09_17 Louis Krupp <louis.krupp@zoho.com> + + PR fortran/68078 + * resolve.c (resolve_allocate_expr): Check that derived type + pointer, object or array has been successfully allocated before + initializing. + +2016-09-16 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/77612 + * decl.c (char_len_param_value): Check parent namespace for + seen_implicit_none. + +2016-09-15 Louis Krupp <louis.krupp@zoho.com> + + PR fortran/69963 + * parse.c (reject_statement): Clear charlen pointers in implicit + character typespecs before those charlen structures are freed. + +2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de> + + * simplify.c (gfc_simplify_repeat): Fix a misplaced closing ')'. + +2016-09-13 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/77420 + * module.c (load_equiv): Revert revision 240063. + +2016-09-10 Paul Thomas <pault@gcc.gnu.org> + Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/77532 + * interface.c (check_dtio_arg_TKR_intent): Return after error. + (check_dtio_interface1): Remove asserts, test for NULL and return + if found. + +2016-09-09 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/77420 + * module.c (load_equiv): If the current namespace has a list of + equivalence statements, initialize duplicate to false and then + look for duplicates; otherwise, initialize it to true. + +2016-09-09 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/77506 + * array.c (gfc_match_array_constructor): CHARACTER(len=*) cannot + appear in an array constructor. + +2016-09-09 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/77507 + * intrinsic.c (add_functions): Use correct keyword. + +2016-09-08 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/69514 + * array.c (gfc_match_array_constructor): If type-spec is present, + walk the array constructor performing possible conversions for + numeric types. + +2016-09-08 Jakub Jelinek <jakub@redhat.com> + + PR fortran/77500 + * trans-openmp.c (gfc_trans_omp_atomic): For atomic write or + swap, don't try to look through GFC_ISYM_CONVERSION. In other cases, + check that value.function.isym is non-NULL before dereferencing it. + +2016-09-04 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/77391 + * resolve.c (deferred_requirements): New function to check F2008:C402. + (resolve_fl_variable,resolve_fl_parameter): Use it. + +2016-09-04 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/77460 + * simplify.c (simplify_transformation_to_scalar): On error, result + may be NULL, simply return. + +2016-08-31 Jakub Jelinek <jakub@redhat.com> + + PR fortran/77352 + * trans-openmp.c (gfc_trans_omp_parallel_workshare): Always add a + BIND_EXPR with BLOCK around what gfc_trans_omp_workshare returns. + + PR fortran/77374 + * parse.c (parse_omp_oacc_atomic): Copy over cp->ext.omp_atomic + to cp->block->ext.omp_atomic. + * resolve.c (gfc_resolve_blocks): Assert block with one or two + EXEC_ASSIGNs for EXEC_*_ATOMIC. + * openmp.c (resolve_omp_atomic): Don't assert one or two + EXEC_ASSIGNs, instead return quietly for EXEC_NOPs and otherwise + error unexpected statements. + +2016-08-31 Paul Thomas <pault@gcc.gnu.org> + Jerry DeLisle <jvdelisle@gcc.gnu.org> + + PR fortran/48298 + * decl.c (access_attr_decl): Include case INTERFACE_DTIO as + appropriate. + * gfortran.h : Add INTRINSIC_FORMATTED and + INTRINSIC_UNFORMATTED to gfc_intrinsic_op. Add INTERFACE_DTIO + to interface type. Add new enum 'dtio_codes'. Add bitfield + 'has_dtio_procs' to symbol_attr. Add prototypes + 'gfc_check_dtio_interfaces' and 'gfc_find_specific_dtio_proc'. + * interface.c (dtio_op): New function. + (gfc_match_generic_spec): Match generic DTIO interfaces. + (gfc_match_interface): Treat DTIO interfaces in the same way as + (gfc_current_interface_head): Add INTERFACE_DTIO appropriately. + (check_dtio_arg_TKR_intent): New function. + (check_dtio_interface1): New function. + (gfc_check_dtio_interfaces): New function. + (gfc_find_specific_dtio_proc): New function. + * io.c : Add FMT_DT to format_token. + (format_lex): Handle DTIO formatting. + * match.c (gfc_op2string): Add DTIO operators. + * resolve.c (derived_inaccessible): Ignore pointer components + to enclosing derived type. + (resolve_transfer): Resolve transfers that involve DTIO. + procedures. Find the specific subroutine for the transfer and + use its existence to over-ride some of the constraints on + derived types. If the transfer is recursive, require that the + subroutine be so qualified. + (dtio_procs_present): New function. + (resolve_fl_namelist): Remove inhibition of polymorphic objects + in namelists if DTIO read and write subroutines exist. Likewise + for derived types. + (resolve_types): Invoke 'gfc_verify_dtio_procedures'. + * symbol.c : Set 'dtio_procs' using 'minit'. + * trans-decl.c (gfc_finish_var_decl): If a derived-type/class + object is associated with DTIO procedures, make it TREE_STATIC. + * trans-expr.c (gfc_get_vptr_from_expr): If the expression + drills down to a PARM_DECL, extract the vptr correctly. + (gfc_conv_derived_to_class): Check 'info' in the test for + 'useflags'. If the se expression exists and is a pointer, use + it as the class _data. + * trans-io.c : Add IOCALL_X_DERIVED to iocall and the function + prototype. Likewise for IOCALL_SET_NML_DTIO_VAL. + (set_parameter_tree): Renamed from 'set_parameter_const', now + returns void and has new tree argument. Calls modified to match + new interface. + (transfer_namelist_element): Transfer DTIO procedure pointer + and vpointer using the new function IOCALL_SET_NML_DTIO_VAL. + (get_dtio_proc): New function. + (transfer_expr): Add new argument for the vptr field of class + objects. Add the code to call the specific DTIO proc, convert + derived types to class and call IOCALL_X_DERIVED. + (trans_transfer): Add BT_CLASS to structures for treatment by + the scalarizer. Obtain the vptr for the dynamic type, both for + scalar and array transfer. + +2016-08-30 Fritz Reese <fritzoreese@gmail.com> + + * gfortran.texi: Fix typo in STRUCTURE documentation. + +2016-08-29 Fritz Reese <fritzoreese@gmail.com> + + Fix, reorganize, and clarify comparisons of anonymous types/components. + + PR fortran/77327 + * interface.c (is_anonymous_component, is_anonymous_dt): New functions. + * interface.c (compare_components, gfc_compare_derived_types): Use new + functions. + +2016-08-27 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/77380 + * dependency.c (gfc_check_dependency): Do not assert with + -fcoarray=lib. + +2016-08-27 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/77372 + simplify.c (simplify_ieee_selected_real_kind): Check for NULL pointers. + +2016-08-25 Steven g. Kargl <kargl@gcc.gnu.org> + + PR fortran/77351 + * frontend-passes.c (remove_trim,combine_array_constructor): Check for + NULL pointer. + +2016-08-24 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/77358 + * resolve.c (resolve_fl_procedure): Use the correct gfc_charlen + for deferred character length module procedures. + +2016-08-23 Fritz Reese <fritzoreese@gmail.com> + + * decl.c (gfc_match_structure_decl): Make gfc_structure_id static. + +2016-08-23 Fritz Reese <fritzoreese@gmail.com> + + * interface.c (compare_components): Fix typo in name check conditional. + +2016-08-22 Steven G. Kargl <kargl@gcc.gnu.org> + Bud Davis <jmdavis@link.com> + + PR fortran/60774 + * parse.c (next_free,next_fixed): Issue error for statement label + without a statement. + +2016-08-22 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/61318 + * interface.c (compare_parameter): Use better locus for error message. + +2016-08-22 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/77260 + * gcc/fortran/trans-decl.c (generate_local_decl): Suppress warning + for unused variable if symbol is entry point. + +2016-08-19 Joseph Myers <joseph@codesourcery.com> + + PR c/32187 + * trans-types.h (float128_type_node): Rename to + gfc_float128_type_node. + (complex_float128_type_node): Rename to + gfc_complex_float128_type_node. + * iso-c-binding.def, trans-intrinsic.c, trans-types.c: All users + changed. + +2016-08-19 Jakub Jelinek <jakub@redhat.com> + + PR fortran/71014 + * resolve.c (gfc_resolve): For ns->construct_entities don't save, clear + and restore omp state around the resolving. + + PR fortran/69281 + * trans-openmp.c (gfc_trans_omp_parallel, gfc_trans_omp_task, + gfc_trans_omp_target): Wrap gfc_trans_omp_code result in an extra + BIND_EXPR with its own forced BLOCK. + +2016-08-19 Janne Blomqvist <jb@gcc.gnu.org> + + * intrinsics.texi (RANDOM_NUMBER): Remove reference to + init_random_seed in example. + (RANDOM_SEED): Remove warning to not set all seed values to 0. + +2016-08-18 David Malcolm <dmalcolm@redhat.com> + + * error.c (gfc_diagnostic_starter): Update for change to + diagnostic_show_locus. + +2016-08-17 Jakub Jelinek <jakub@redhat.com> + + PR fortran/67496 + * trans-array.c (trans_array_constructor): Load + expr->ts.u.cl->length_from_typespec only if expr->ts.type is + BT_CHARACTER. + +2016-08-15 Fritz Reese <fritzoreese@gmail.com> + + * lang.opt, invoke.texi: New flag -finit-derived. + * gfortran.h (gfc_build_default_init_expr, gfc_apply_init, + gfc_generate_initializer): New prototypes. + * expr.c (gfc_build_default_init_expr, gfc_apply_init, + component_initializer, gfc_generate_initializer): New functions. + * expr.c (gfc_default_initializer): Wrap gfc_generate_initializer. + * decl.c (build_struct): Move common code to gfc_apply_init. + * resolve.c (can_generate_init): New function. + * resolve.c (build_default_init_expr): Wrap gfc_build_default_init_expr. + * resolve.c (apply_default_init, resolve_fl_variable_derived): Use + gfc_generate_initializer. + * trans-decl.c (gfc_generate_function_code): Use + gfc_generate_initializer. + +2016-08-15 Thomas Koenig <tkoenig@gcc.gnu.org> + + * frontend-passes.c (create_var): Set ts.deferred for + deferred-length character variables. + * dump-parse-tree.c (show_typespec): Also dump + is_c_interop, is_iso_c and deferred flags. + +2016-08-15 Jakub Jelinek <jakub@redhat.com> + + PR debug/71906 + * trans-decl.c (gfc_get_symbol_decl): Call gfc_finish_var_decl + for decl's character length before gfc_finish_var_decl on the + decl itself. + +2016-08-14 Chung-Lin Tang <cltang@codesourcery.com> + + PR fortran/70598 + * openmp.c (resolve_omp_clauses): Adjust use_device clause + handling to only allow pointers and arrays. + +2016-08-12 Marek Polacek <polacek@redhat.com> + + PR c/7652 + * decl.c (match_attr_spec): Add FALLTHRU. + * primary.c (match_arg_list_function): Likewise. + * resolve.c (resolve_operator): Adjust fall through comment. + (fixup_charlen): Add FALLTHRU. + (resolve_allocate_expr): Adjust fall through comment. + * trans-array.c (gfc_conv_ss_startstride): Add FALLTHRU. + * trans-intrinsic.c (gfc_conv_intrinsic_len): Adjust fall through + comment. + +2016-08-11 Janne Blomqvist <jb@gcc.gnu.org> + + * check.c (gfc_check_random_seed): Use new seed size in check. + * intrinsic.texi (RANDOM_NUMBER): Updated documentation. + (RANDOM_SEED): Likewise. + +2016-08-08 Jakub Jelinek <jakub@redhat.com> + + PR fortran/72716 + * openmp.c (gfc_match_omp_declare_simd): Don't stick anything into + BLOCK DATA ns, it will be rejected later. + +2016-08-08 Andre Vehreschild <vehre@gcc.gnu.org> + + PR fortran/71936 + * trans-array.c (gfc_array_allocate): When SOURCE= is a function + stick with the ref of the object to allocate. + +2016-08-08 Andre Vehreschild <vehre@gcc.gnu.org> + + PR fortran/72698 + * trans-stmt.c (gfc_trans_allocate): Prevent generating code for + copy of zero sized string and with it an ICE. + +2016-08-08 Andre Vehreschild <vehre@gcc.gnu.org> + + PR fortran/70524 + * trans-array.c (gfc_trans_dummy_array_bias): Ensure that the + location information is correctly set. + * trans-decl.c (gfc_trans_deferred_vars): Set the locus of the + current construct early. + +2016-08-03 Fritz Reese <fritzoreese@gmail.com> + + * lang.opt: New option -fdec-intrinsic-ints. + * options.c (set_dec_flags): Enable with -fdec. + * gfortran.texi, invoke.texi, intrinsics.texi: Update documentation. + * intrinsic.c (add_function, add_subroutine): New B/I/J/K intrinsic + variants. + +2016-07-30 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/41922 + * target-memory.c (expr_to_char): Pass in locus and use it in error + messages. + (gfc_merge_initializers): Ditto. + * target-memory.h: Update prototype for gfc_merge_initializers (). + * trans-common.c (get_init_field): Use the correct locus. + +2016-07-30 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/68566 + * check.c (gfc_check_reshape): Check for constant expression. + +2016-07-30 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/69867 + * decl.c (build_struct): Ensure that pointers point to something. + +2016-07-30 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/69962 + * decl.c (gfc_set_constant_character_len): if expr is not + constant issue an error instead of an ICE. + +2016-07-30 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/70006 + * io.c (gfc_resolve_dt): Use correct locus. + * resolve.c (resolve_branch): Ditto. + +2016-07-30 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/71730 + * decl.c (char_len_param_value): Check return value of + gfc_reduce_init_expr(). + +2016-07-29 Dominik Vogt <vogt@linux.vnet.ibm.com> + + * trans-array.c (gfc_conv_array_ref): Fix allocation of diagnostic + message (was too small). + +2016-07-28 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/71067 + * decl.c (match_data_constant): On error, set 'result' to NULL. + +2016-07-28 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/71799 + * resolve.c(gfc_resolve_iterator): Failure of type conversion need + not ICE. + +2016-07-28 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/71859 + * check.c(numeric_check): Prevent ICE. Issue error for invalid + subroutine as an actual argument when numeric argument is expected. + +2016-07-28 Steven G. Kargl <kargl@gcc.gnu.org> + Thomas Koenig <tkoenig@gcc.gnu.org> + + PR fortran/71883 + * frontend-passes.c (gfc_run_passes): Bail out if there are any + errors. + * error.c (gfc_internal_error): If there are any errors in the + buffer, exit with EXIT_FAILURE. + +2016-07-28 Renlin Li <renlin.li@arm.com> + + Revert + 2016-07-19 Thomas Koenig <tkoenig@gcc.gnu.org> + + PR fortran/71902 + * dependency.c (gfc_check_dependency): Use dep_ref. Handle case + if identical is true and two array element references differ. + (gfc_dep_resovler): Move most of the code to dep_ref. + (dep_ref): New function. + * frontend-passes.c (realloc_string_callback): Name temporary + variable "realloc_string". + +2016-07-26 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/71862 + * class.c: Remove assert. Iterate over component only if non-null. + +2016-07-22 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/71935 + * check.c (is_c_interoperable): Simplify right expression. + +2016-07-22 Thomas Koenig <tkoenig@gcc.gnu.org> + + PR fortran/71795 + * frontend-passes.c (combine_array_constructor): Don't + do anything if the expression is inside an array iterator. + +2016-07-22 Andre Vehreschild <vehre@gcc.gnu.org> + + * expr.c (gfc_find_stat_co): Fixed whitespaces. + * gfortran.texi: Fixed typos and reversed meaning of caf_get()'s + src and dst description. + * trans-decl.c (gfc_build_builtin_function_decls): Fixed style + and corrected fnspec for caf functions. + * trans-intrinsic.c (gfc_conv_intrinsic_caf_get): Fixed style. + (conv_caf_send): Dito. + +2016-07-19 Thomas Koenig <tkoenig@gcc.gnu.org> + + PR fortran/71902 + * dependency.c (gfc_check_dependency): Use dep_ref. Handle case + if identical is true and two array element references differ. + (gfc_dep_resovler): Move most of the code to dep_ref. + (dep_ref): New function. + * frontend-passes.c (realloc_string_callback): Name temporary + variable "realloc_string". + +2016-07-17 Fritz Reese <fritzoreese@gmail.com> + + PR fortran/71523 + * trans-decl.c (gfc_finish_var_decl): Replace automatic initializer with + a static one. + +2016-07-15 Jerry DeLisle <jvdelisle@gcc.gnu.org> + Marco Restelli <mrestelli@gmail.com> + + PR fortran/62125 + * symbol.c (select_type_insert_tmp): Recursively call self to take care + of nested select type. + +2016-07-15 Cesar Philippidis <cesar@codesourcery.com> + + * openmp.c (gfc_match_omp_clauses): Scan for clause vector_length + before vector. + +2016-07-15 Andre Vehreschild <vehre@gcc.gnu.org> + + PR fortran/71807 + * trans-expr.c (gfc_trans_subcomponent_assign): Special casing + when allocatable component is set to null() in initializer. + +2016-07-14 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/29819 + * parse.c (parse_contained): Use proper locus. + +2016-07-14 Andre Vehreschild <vehre@gcc.gnu.org> + + PR fortran/70842 + * simplify.c (gfc_simplify_len): Only for unlimited polymorphic + types replace the expression's _data ref with a _len ref. + +2016-07-09 Thomas Koenig <tkoenig@gcc.gnu.org> + + PR fortran/71783 + * frontend-passes.c (create_var): Always allocate a charlen + for character variables. + +2016-07-08 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/68426 + * simplify (gfc_simplify_spread): Adjust locus. + +2016-07-08 Cesar Philippidis <cesar@codesourcery.com> + + * parse.c (matcha): Define. + (decode_oacc_directive): Add spec_only local var and set it. Use + matcha to parse acc directives except for routine and declare. Return + ST_GET_FCN_CHARACTERISTICS if a non-declarative directive could be + matched. + +2016-07-08 Martin Liska <mliska@suse.cz> + + * invoke.texi (Wundefined-do-loop): Enhance documentation. + +2016-07-07 Jerry DeLisle <jvdelisle@gcc.gnu.org> + + PR fortran/71764 + * trans-expr.c (gfc_trans_structure_assign): Remove assert. + +2016-07-07 Martin Liska <mliska@suse.cz> + + * lang.opt (Wundefined-do-loop): New option. + * resolve.c (gfc_resolve_iterator): Warn for Wundefined-do-loop. + (gfc_trans_simple_do): Generate a c-style loop. + (gfc_trans_do): Fix GNU coding style. + * invoke.texi: Mention the new warning. + +2016-07-07 Martin Liska <mliska@suse.cz> + + * trans-stmt.c (gfc_trans_do): Add expect builtin for DO + loops with step bigger than +-1. + +2016-07-05 Alessandro Fanfarillo <fanfarillo.gcc@gmail.com> + + * array.c (gfc_match_array_ref): Add parsing support for + STAT= attribute in CAF reference. + * expr.c (gfc_find_stat_co): New function that returns + the STAT= assignment. + * gfortran.h (gfc_array_ref): New member. + * trans-decl.c (gfc_build_builtin_function_decls): + new attribute for caf_get and caf_send functions. + * trans-intrinsic.c (gfc_conv_intrinsic_caf_get): Passing + the stat attribute to external function. + (gfc_conv_intrinsic_caf_send): Ditto. + +2016-07-05 Andre Vehreschild <vehre@gcc.gnu.org> + + PR fortran/71623 + * trans-stmt.c (gfc_trans_allocate): Add code of pre block of typespec + in allocate to parent block. + +2016-07-04 Jerry DeLisle <jvdelisle@gcc.gnu.org> + + PR fortran/66575 + * decl.c (match_procedure_interface): Exit loop if procedure + interface refers to itself. + +2016-07-04 Jerry DeLisle <jvdelisle@gcc.gnu.org> + Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/35849 + * simplify.c (gfc_simplify_ishftc): Check that absolute value of + SHIFT is less than or equal to SIZE. + +2016-07-01 Jakub Jelinek <jakub@redhat.com> + + PR fortran/71687 + * f95-lang.c (struct binding_level): Add reversed field. + (clear_binding_level): Adjust initializer. + (getdecls): If reversed is clear, set it and nreverse the names + chain before returning it. + (poplevel): Use getdecls. + * trans-decl.c (gfc_generate_function_code, gfc_process_block_locals): + Use nreverse to pushdecl decls in the declaration order. + + PR fortran/71717 + * trans-openmp.c (gfc_omp_privatize_by_reference): Return false + for GFC_DECL_ASSOCIATE_VAR_P with POINTER_TYPE. + +2016-06-30 Jakub Jelinek <jakub@redhat.com> + + PR fortran/71704 + * parse.c (matchs, matcho): Move right before decode_omp_directive. + If spec_only, only gfc_match the keyword and if successful, goto + do_spec_only. + (matchds, matchdo): Define. + (decode_omp_directive): Add spec_only local var and set it. + Use matchds or matchdo macros instead of matchs or matcho + for declare target, declare simd, declare reduction and threadprivate + directives. Return ST_GET_FCN_CHARACTERISTICS if a non-declarative + directive could be matched. + (next_statement): For ST_GET_FCN_CHARACTERISTICS restore + gfc_current_locus from old_locus even if there is no label. + + PR fortran/71705 + * trans-openmp.c (gfc_trans_omp_clauses): Set TREE_ADDRESSABLE on + decls in to/from clauses. + +2016-06-29 Jerry DeLisle <jvdelisle@gcc.gnu.org> + + PR fortran/71686 + * scanner.c (gfc_next_char_literal): Only decrement nextc if it + is not NULL. + +2016-06-29 Cesar Philippidis <cesar@codesourcery.com> + + * openmp.c (match_oacc_clause_gang): Rename to ... + (match_oacc_clause_gwv): this. Add support for OpenACC worker and + vector clauses. + (gfc_match_omp_clauses): Use match_oacc_clause_gwv for + OMP_CLAUSE_{GANG,WORKER,VECTOR}. Propagate any MATCH_ERRORs for + invalid OMP_CLAUSE_{ASYNC,WAIT,GANG,WORKER,VECTOR} clauses. + (gfc_match_oacc_wait): Propagate MATCH_ERROR for invalid + oacc_expr_lists. Adjust the first and needs_space arguments to + gfc_match_omp_clauses. + +2016-06-29 Richard Biener <rguenther@suse.de> + + PR middle-end/71002 + * f95-lang.c (LANG_HOOKS_GET_ALIAS_SET): Remove (un-)define. + (gfc_get_alias_set): Remove. + +2016-06-25 Jerry DeLisle <jvdelisle@gcc.gnu.org> + + PR fortran/71649 + * module.c (create_intrinsic_function): Check for NULL values and + return after giving error. + +2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com> + + * trans-types.c (gfc_build_complex_type): Move setting complex + MODE to layout_type, instead of setting it ahead of time by the + caller. + +2016-06-21 Tobias Burnus <burnus@net-b.de> + + PR fortran/71068 + * resolve.c (resolve_function): Don't resolve caf_get/caf_send. + (check_data_variable): Strip-off caf_get before checking. + +2016-06-20 Tobias Burnus <burnus@net-b.de> + + PR fortran/71194 + * trans-expr.c (gfc_trans_pointer_assignment): Correctly handle + RHS pointer functions. + +2016-06-19 Bernhard Reutner-Fischer <aldot@gcc.gnu.org> + + * class.c (gfc_add_class_array_ref): Call gfc_add_data_component() + instead of gfc_add_component_ref(). + (gfc_get_len_component): Call gfc_add_len_component() instead of + gfc_add_component_ref(). + * trans-intrinsic.c (gfc_conv_intrinsic_loc): Call + gfc_add_data_component() instead of gfc_add_component_ref(). + * trans.c (gfc_add_finalizer_call): Call + gfc_add_final_component() and gfc_add_size_component() instead + of gfc_add_component_ref. + +2016-06-18 Bernhard Reutner-Fischer <aldot@gcc.gnu.org> + + * trans-types.c (gfc_typenode_for_spec): Commentary typo fix. + +2016-06-17 Cesar Philippidis <cesar@codesourcery.com> + + * openmp.c (match_acc): New generic function to parse OpenACC + directives. + (gfc_match_oacc_parallel_loop): Use it. + (gfc_match_oacc_parallel): Likewise. + (gfc_match_oacc_kernels_loop): Likewise. + (gfc_match_oacc_kernels): Likewise. + (gfc_match_oacc_data): Likewise. + (gfc_match_oacc_host_data): Likewise. + (gfc_match_oacc_loop): Likewise. + (gfc_match_oacc_enter_data): Likewise. + (gfc_match_oacc_exit_data): Likewise. + +2016-06-16 Martin Liska <mliska@suse.cz> + + * trans-stmt.c (gfc_trans_simple_do): Predict the edge. + +2016-06-16 Martin Liska <mliska@suse.cz> + + * trans-array.c (gfc_array_allocate): Do not generate expect + stmt. + * trans.c (gfc_allocate_using_malloc): Properly set FAIL_ALLOC + predictor for malloc return value. + (gfc_allocate_allocatable): Use REALLOC predictor instead of + FAIL_ALLOC. + (gfc_deallocate_with_status): Likewise. + +2016-06-13 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/70673 + * frontend-passes.c (realloc_string_callback): Add a call to + gfc_dep_compare_expr. + +2016-06-11 Dominique d'Humieres <dominiq@lps.ens.fr> + + PR fortran/60751 + * io.c (gfc_resolve_dt): Replace GFC_STD_GNU with GFC_STD_LEGACY. + +2016-06-10 Thomas Schwinge <thomas@codesourcery.com> + + PR c/71381 + * openmp.c (gfc_match_oacc_cache): Add comment. + +2016-06-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> + + PR fortran/71404 + * io.c (match_io): For READ, commit in pending symbols in the + current statement before trying to match an expression so that + if the match fails and we undo symbols we dont toss good symbols. + +2016-06-05 Andre Vehreschild <vehre@gcc.gnu.org> + + PR fortran/69659 + * trans-array.c (gfc_trans_dummy_array_bias): For class arrays use + the address of the _data component to reference the arrays data + component. + +2016-06-03 Chung-Lin Tang <cltang@codesourcery.com> + + * trans-openmp.c (gfc_trans_omp_reduction_list): Add mark_addressable + bool parameter, set reduction clause DECLs as addressable when true. + (gfc_trans_omp_clauses): Pass clauses->async to + gfc_trans_omp_reduction_list, add comment describing OpenACC situation. + +2016-06-01 Jerry DeLisle <jvdelisle@gcc.gnu.org> + + PR fortran/52393 + * io.c (match_io): For READ, try to match a default character + expression. If found, set the dt format expression to this, + otherwise go back and try control list. + +2016-06-01 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/71156 + * decl.c (copy_prefix): Add checks that the module procedure + declaration prefixes are compliant with the interface. Invert + order of existing elemental and pure checks. + * resolve.c (resolve_fl_procedure): Invert order of elemental + and pure errors. + +2016-06-01 Jakub Jelinek <jakub@redhat.com> + + * parse.c (case_decl): Move ST_OMP_* to ... + (case_omp_decl): ... here, new macro. + (verify_st_order): For case_omp_decl, complain about + p->state >= ORDER_EXEC, but don't change p->state otherwise. + +2016-05-26 Jakub Jelinek <jakub@redhat.com> + + * openmp.c (resolve_omp_clauses): Warn if chunk_size is known not to + be positive. + +2016-05-23 Jerry DeLisle <jvdelisle@gcc.gnu.org> + + PR fortran/66461 + * scanner.c (gfc_next_char_literal): Clear end_flag when adjusting + current locus back to old_locus. + +2016-05-20 Jakub Jelinek <jakub@redhat.com> + + PR fortran/71204 + * frontend-passes.c (realloc_string_callback): Clear inserted_block + and changed_statement before calling create_var. + +2016-05-15 Harald Anlauf <anlauf@gmx.de> + + PR fortran/69603 + * interface.c (compare_parameter): Check for non-NULL pointer. + +2016-05-14 Fritz Reese <fritzoreese@gmail.com> + + * gfortran.texi: Update example of DEC UNION extension. + +2016-05-14 Fritz Reese <fritzoreese@gmail.com> + + PR fortran/71047 + * expr.c (gfc_default_initializer): Avoid extra component refs in + constructors for derived types and classes. + +2016-05-11 Jakub Jelinek <jakub@redhat.com> + + PR fortran/70855 + * frontend-passes.c (inline_matmul_assign): Disable in !$omp workshare. + +2016-05-09 Richard Biener <rguenther@suse.de> + + PR fortran/70937 + * trans-decl.c: Include gimplify.h for unshare_expr. + (gfc_trans_vla_one_sizepos): Unshare exprs before inserting + them into the IL. + +2016-05-07 Fritz Reese <fritzoreese@gmail.com> + + PR fortran/56226 + * module.c (dt_upper_string): Rename to gfc_dt_upper_string + (dt_lower_string): Likewise. + * gfortran.h: Make new gfc_dt_upper/lower_string global. + * class.c: Use gfc_dt_upper_string. + * decl.c: Likewise. + * symbol.c: Likewise. + * resolve.c (resolve_component): New function. + (resolve_fl_derived0): Move component loop code to resolve_component. + * parse.c (check_component): New function. + (parse_derived): Move loop code to check_component. + * lang.opt, invoke.texi, options.c : New option -fdec-structure. + * libgfortran.h (bt): New basic type BT_UNION. + * gfortran.h (gfc_option): New option -fdec-structure. + (gfc_get_union_type, gfc_compare_union_types): New prototypes. + (gfc_bt_struct, gfc_fl_struct, case_bt_struct, case_fl_struct): New + macros. + (gfc_find_component): Change prototype. + * match.h (gfc_match_member_sep, gfc_match_map, gfc_match_union, + gfc_match_structure_decl): New prototypes. + * parse.h (gfc_comp_struct): New macro. + * symbol.c (gfc_find_component): Search for components in nested unions + * class.c (insert_component_ref, gfc_add_component_ref, add_proc_comp, + copy_vtab_proc_comps): Update calls to gfc_find_component. + * primary.c (gfc_convert_to_structure_constructor): Likewise. + * symbol.c (gfc_add_component): Likewise. + * resolve.c (resolve_typebound_function, resolve_typebound_subroutine, + resolve_typebound_procedure, resolve_component, resolve_fl_derived): + Likewise. + * expr.c (get_union_init, component_init): New functions. + * decl.c (match_clist_expr, match_record_decl, get_struct_decl, + gfc_match_map, gfc_match_union, gfc_match_structure_decl): Likewise. + * interface.c (compare_components, gfc_compare_union_types): Likewise. + * match.c (gfc_match_member_sep): Likewise. + * parse.c (check_component, parse_union, parse_struct_map): Likewise. + * resolve.c (resolve_fl_struct): Likewise. + * symbol.c (find_union_component): Likewise. + * trans-types.c (gfc_get_union_type): Likewise. + * parse.c (parse_derived): Use new functions. + * interface.c (gfc_compare_derived_types, gfc_compare_types): Likewise. + * expr.c (gfc_default_initializer): Likewise. + * gfortran.texi: Support for DEC structures, unions, and maps. + * gfortran.h (gfc_statement, sym_flavor): Likewise. + * check.c (gfc_check_kill_sub): Likewise. + * expr.c (gfc_copy_expr, simplify_const_ref, + gfc_has_default_initializer): Likewise. + * decl.c (build_sym, match_data_constant, add_init_expr_to_sym, + match_pointer_init, build_struct, variable_decl, + gfc_match_decl_type_spec, gfc_mach_data-decl, gfc_match_entry, + gfc_match_end, gfc_match_derived_decl): Likewise. + * interface.c (check_interface0, check_interface1, + gfc_search_interface): Likewise. + * misc.c (gfc_basic_typename, gfc_typename): Likewise. + * module.c (add_true_name, build_tnt, bt_types, mio_typespec, + fix_mio_expr, load_needed, mio_symbol, read_module, write_symbol, + gfc_get_module_backend_decl): Likewise. + * parse.h (gfc_compile_state): Likewise. + * parse.c (decode_specification_statement, decode_statement, + gfc_ascii_statement, verify_st_order, parse_spec): Likewise. + * primary.c (gfc_match_varspec, gfc_match_structure_constructor, + gfc_match_rvalue, match_variable): Likewise. + * resolve.c (find_arglists, resolve_structure_cons, + is_illegal_recursion, resolve_generic_f, get_declared_from_expr, + resolve_typebound_subroutine, resolve_allocate_expr, + nonscalar_typebound_assign, generate_component_assignments, + resolve_fl_variable_derived, check_defined_assignments, + resolve_component, resolve_symbol, resolve_equivalence_derived): + Likewise. + * symbol.c (flavors, check_conflict, gfc_add_flavor, gfc_use_derived, + gfc_restore_last_undo_checkpoint, gfc_type_compatible, + gfc_find_dt_in_generic): Likewise. + * trans-decl.c (gfc_get_module_backend_decl, create_function_arglist, + gfc_create_module_variable, check_constant_initializer): Likewise. + * trans-expr.c (gfc_conv_component_ref, gfc_conv_initializer, + gfc_trans_alloc_subarray_assign, gfc_trans_subcomponent_assign, + gfc_conv_structure, gfc_trans_scalar_assign, copyable_array_p): + Likewise. + * trans-io.c (transfer_namelist_element, transfer_expr, + gfc_trans_transfer): Likewise. + * trans-stmt.c (gfc_trans_deallocate): Likewise. + * trans-types.c (gfc_typenode_for_spec, gfc_copy_dt_decls_ifequal, + gfc_get_derived_type): Likewise. + +2016-05-05 Jakub Jelinek <jakub@redhat.com> + + * openmp.c (gfc_match_omp_clauses): Restructuralize, so that clause + parsing is done in a big switch based on gfc_peek_ascii_char and + individual clauses under their first letters are sorted too. + +2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com> + + * trans-types.c (gfc_build_complex_type): + +2016-05-02 Richard Biener <rguenther@suse.de> + + * trans-array.c (gfc_trans_create_temp_array): Properly + create a DECL_EXPR for the anonymous VLA array type. + +2016-04-29 Cesar Philippidis <cesar@codesourcery.com> + + PR middle-end/70626 + * trans-openmp.c (gfc_trans_oacc_combined_directive): Duplicate + the reduction clause in both parallel and loop directives. + +2016-04-18 Michael Matz <matz@suse.de> + + * trans-io.c (gfc_build_io_library_fndecls): Use SET_TYPE_ALIGN. + * trans-common.c (build_common_decl): Use SET_DECL_ALIGN. + * trans-types.c (gfc_add_field_to_struct): Use SET_DECL_ALIGN. + +2016-04-13 Dominique d'Humieres <dominiq@lps.ens.fr> + + PR fortran/67039 + * intrinsic.texi: Correct the documentation of pseudorandom + number intrinsics. + +2016-04-13 Dominique d'Humieres <dominiq@lps.ens.fr> + + PR fortran/58000 + * gfortran.texi: Document OPEN( ... NAME=) as not implemented + in GNU Fortran + +2016-04-09 Jerry DeLisle <jvdelisle@gcc.gnu.org> + + PR fortran/68566 + * array.c (match_array_element_spec): Add check for non-integer. + * simplify.c (gfc_simplify_reshape): If source shape is NULL return. + +2016-04-06 Patrick Palka <ppalka@gcc.gnu.org> + + PR c/70436 + * openmp.c (gfc_find_omp_udr): Add explicit braces to resolve a + future -Wparentheses warning. + +2016-04-04 Andre Vehreschild <vehre@gcc.gnu.org> + + PR fortran/67538 + * resolve.c (resolve_allocate_expr): Emit error message when no + array spec and no array valued source= expression is given in an + F2008 allocate() for an array to allocate. + +2016-04-04 Andre Vehreschild <vehre@gcc.gnu.org> + + PR fortran/65795 + * trans-array.c (gfc_array_allocate): When the array is a coarray, + do not nullyfing its allocatable components in array_allocate, because + the nullify missed the array ref and nullifies the wrong component. + Cosmetics. + +2016-03-29 Andre Vehreschild <vehre@gcc.gnu.org> + + PR fortran/70397 + * trans-expr.c (gfc_class_len_or_zero_get): Add function to return a + constant zero tree, when the class to get the _len component from is + not unlimited polymorphic. + (gfc_copy_class_to_class): Use the new function. + * trans.h: Added interface of new function gfc_class_len_or_zero_get. + +2016-03-28 Alessandro Fanfarillo <fanfarillo.gcc@gmail.com> + + * trans-decl.c (gfc_build_builtin_function_decls): + caf_stop_numeric and caf_stop_str definition. + * trans-stmt.c (gfc_trans_stop): invoke external functions + for stop and stop_str when coarrays are used. + * trans.h: extern for new functions. + +2016-03-19 Jerry DeLisle <jvdelisle@gcc.gnu.org> + + PR fortran/69043 + * scanner.c (load_file): Update to use S_ISREG macro. + +2016-03-17 Thomas Schwinge <thomas@codesourcery.com> + + * gfortran.h (enum gfc_omp_map_op): Rename OMP_MAP_FORCE_DEALLOC + to OMP_MAP_DELETE. Adjust all users. + +2016-03-13 Jerry DeLisle <jvdelisle@gcc.gnu.org> + Jim MacArthur <jim.macarthur@codethink.co.uk> + + PR fortran/69043 + * scanner.c (load_file): Check that included file is regular. + +2016-03-12 Jerry DeLisle <jvdelisle@gcc.gnu.org> + Harold Anlauf <anlauf@gmx.de> + + PR fortran/69520 + * invoke.texi: Explain use of the 'no-' construct within the + -fcheck= option. + * options.c (gfc_handle_runtime_check_option): Enable use of + 'no-' prefix for the various options with -fcheck= to allow + negating previously enabled check options. + +2016-03-12 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/70031 + * decl.c (gfc_match_prefix): Treat the 'module' prefix in the + same way as the others, rather than fixing it to come last. + (gfc_match_function_decl, gfc_match_subroutine): After errors + in 'copy_prefix', emit them immediately in the case of module + procedures to prevent a later ICE. + + PR fortran/69524 + * decl.c (gfc_match_submod_proc): Permit 'module procedure' + declarations within the contains section of modules as well as + submodules. + * resolve.c (resolve_fl_procedure): Likewise. + *trans-decl.c (build_function_decl): Change the gcc_assert to + allow all forms of module procedure declarations within module + contains sections. + +2016-02-28 Thomas Koenig <tkoenig@gcc.gnu.org> + + PR fortran/68147 + PR fortran/47674 + * frontend-passes.c (realloc_string_callback): Don't set + walk_subtrees. + +2016-02-28 Thomas Koenig <tkoenig@gcc.gnu.org> + + * dump-parse-tree.c (show_code_node): Print association + list of a block if present. Handle EXEC_END_BLOCK. + +2016-02-28 Harald Anlauf <anlauf@gmx.de> + Jerry DeLisle <jvdelisle@gcc.gnu.org> + + PR fortran/56007 + * match.c (gfc_match_iterator): Add diagnostic for array variable + as do loop index. + +2016-02-27 Jerry DeLisle <jvdelisle@gcc.gnu.org> + Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/69910 + * io.c (gfc_match_open): Check that open status is an expression + constant before comparing string to 'scratch' with NEWUNIT. + +2016-02-27 Alessandro Fanfarillo <fanfarillo.gcc@gmail.com> + + * trans.c (gfc_allocate_allocatable): size conversion + from byte to number of elements for event variables. + * trans-types.c (gfc_get_derived_type): event variables + represented as a pointer (like lock variable). + +2016-02-23 Jerry DeLisle <jvdelisle@gcc.gnu.org> + + PR fortran/61156 + * scanner.c (add_path_to_list): If include path is not a directory, + issue a fatal error. + +2016-02-23 Andre Vehreschild <vehre@gcc.gnu.org> + + PR fortran/67451 + * trans-array.c (gfc_array_allocate): Take the attributes from the + expression to allocate and not from the source=-expression. + +2016-02-20 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/69423 + * trans-decl.c (create_function_arglist): Deferred character + length functions, with and without declared results, address + the passed reference type as '.result' and the local string + length as '..result'. + (gfc_null_and_pass_deferred_len): Helper function to null and + return deferred string lengths, as needed. + (gfc_trans_deferred_vars): Call it, thereby reducing repeated + code, add call for deferred arrays and reroute pointer function + results. Avoid using 'tmp' for anything other that a temporary + tree by introducing 'type_of_array' for the arrayspec type. + +2015-02-16 Thomas Koenig <tkoenig@gcc.gnu.org> + + PR fortran/69742 + * frontend-passes.c (cfe-expr_0): Don't register functions + from within an ASSOCIATE statement. + +2016-02-14 Thomas Koenig <tkoenig@gcc.gnu.org> + + PR fortran/60526 + * decl.c (build_sym): If the name has already been defined as a + type, it has a symtree with an upper case letter at the beginning. + If such a symtree exists, issue an error and exit. Don't do + this if there is no corresponding upper case letter. + +2016-02-14 Thomas Koenig <tkoenig@gcc.gnu.org> + + PR fortran/60526 + PR bootstrap/69816 + * decl.c (build_sym): Reverted previous patch. + +2016-02-14 Thomas Koenig <tkoenig@gcc.gnu.org> + + PR fortran/60526 + * decl.c (build_sym): If the name has already been defined as a + type, issue error and return false. + +2016-02-12 David Malcolm <dmalcolm@redhat.com> + + PR other/69554 + * error.c (gfc_diagnostic_start_span): New function. + (gfc_diagnostics_init): Initialize global_dc's start_span. + +2016-02-11 Andre Vehreschild <vehre@gcc.gnu.org> + + PR fortran/69296 + * gfortran.h: Added flag to gfc_association_list indicating that + the rank of an associate variable has been guessed only. + * parse.c (parse_associate): Set the guess flag mentioned above + when guessing the rank of an expression. + * resolve.c (resolve_assoc_var): When the rank has been guessed, + make sure, that the guess was correct else overwrite with the actual + rank. + * trans-stmt.c (trans_associate_var): For subref_array_pointers in + class objects, take the span from the _data component. + +2016-02-07 Jerry DeLisle <jvdelisle@gcc.gnu.org> + + PR fortran/50555 + * primary.c (match_actual_arg): If symbol has attribute flavor of + namelist, generate an error. (gfc_match_rvalue): Likewise return + MATCH_ERROR. + * resolve.c (resolve_symbol): Scan arument list of procedures and + generate an error if a namelist is found. + +2016-02-05 Mikael Morin <mikael@gcc.gnu.org> + + PR fortran/66089 + * trans-expr.c (expr_is_variable, gfc_expr_is_variable): Rename + the former to the latter and make it non-static. Update callers. + * gfortran.h (gfc_expr_is_variable): New declaration. + (struct gfc_ss_info): Add field needs_temporary. + * trans-array.c (gfc_scalar_elemental_arg_saved_as_argument): + Tighten the condition on aggregate expressions with a check + that the expression is a variable and doesn't need a temporary. + (gfc_conv_resolve_dependency): Add intermediary reference variable. + Set the needs_temporary field. + +2016-02-03 Andre Vehreschild <vehre@gcc.gnu.org> + + PR fortran/67451 + PR fortran/69418 + * trans-expr.c (gfc_copy_class_to_class): For coarrays just the + pointer is passed. Take it as is without trying to deref the + _data component. + * trans-stmt.c (gfc_trans_allocate): Take care of coarrays as + argument to source=-expression. + +2016-02-02 Nathan Sidwell <nathan@codesourcery.com> + + * lang.opt (fopenacc-dim=): New option. + +2016-01-31 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/67564 + * trans-expr.c (gfc_conv_procedure_call): For the vtable copy + subroutines, add a string length argument, when the actual + argument is an unlimited polymorphic class object. + +2016-01-30 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/69566 + * trans-expr.c (gfc_conv_procedure_call): Correct expression + for 'ulim_copy', which was missing a test for 'comp'. + +2016-01-28 Andre Vehreschild <vehre@gcc.gnu.org> + + PR fortran/62536 + * decl.c (gfc_match_end): Only unnest and remove BLOCK namespaces + when the END encountered does not match a BLOCK's end. + +2016-01-27 Janus Weil <janus@gcc.gnu.org> + + PR fortran/69484 + * invoke.texi: Fix documentation of -Wall with respect to -Wtabs. + +2016-01-27 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/69422 + * trans-expr.c (is_scalar_reallocatable_lhs): Remove the check + for allocatable components, whilst checking if the symbol is a + derived or class entity.. + +2016-01-26 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/69385 + * trans-expr.c (gfc_trans_assignment_1): Exclude initialization + assignments from check on assignment of scalars to unassigned + arrays and correct wrong code within the corresponding block. + +2016-01-26 David Malcolm <dmalcolm@redhat.com> + + PR other/69006 + * error.c (gfc_diagnostic_starter): Delete use of pp_newline. + +2016-01-23 Jerry DeLisle <jvdelisle@gcc.gnu.org> + + PR fortran/69397 + PR fortran/68442 + * interface.c (gfc_arglist_matches_symbol): Replace assert with + a return false if not a procedure. + * resolve.c (resolve_generic_f): Test if we are resolving an + initialization expression and adjust error message accordingly. + +2016-01-24 Thomas Koenig <tkoenig@gcc.gnu.org> + + PR fortran/66094 + * frontend-passes.c (matmul_lhs_realloc): Add + forgotten break statement. + +2016-01-24 Dominique d'Humieres <dominiq@lps.ens.fr> + + PR fortran/68283 + * primary.c (gfc_variable_attr): revert revision r221955, + call gfc_internal_error only if there is no error. + +2016-01-24 Thomas Koenig <tkoenig@gcc.gnu.org> + + PR fortran/66094 + * frontend-passes.c (enum matrix_case): Add case A2B2T for + MATMUL(A,TRANSPoSE(B)) where A and B are rank 2. + (inline_limit_check): Also add A2B2T. + (matmul_lhs_realloc): Handle A2B2T. + (check_conjg_variable): Rename to + (check_conjg_transpose_variable): and also count TRANSPOSE. + (inline_matmul_assign): Handle A2B2T. + +2016-01-21 Jerry DeLisle <jvdelisle@gcc.gnu.org> + + PR fortran/65996 + * error.c (gfc_error): Save the state of abort_on_error and set + it to false for buffered errors to allow normal processing. + Restore the state before leaving. + +2016-01-19 Martin Jambor <mjambor@suse.cz> + + * types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New. + (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed. + (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New. + +2016-01-15 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/64324 + * resolve.c (check_uop_procedure): Prevent deferred length + characters from being trapped by assumed length error. + + PR fortran/49630 + PR fortran/54070 + PR fortran/60593 + PR fortran/60795 + PR fortran/61147 + PR fortran/64324 + * trans-array.c (gfc_conv_scalarized_array_ref): Pass decl for + function as well as variable expressions. + (gfc_array_init_size): Add 'expr' as an argument. Use this to + correctly set the descriptor dtype for deferred characters. + (gfc_array_allocate): Add 'expr' to the call to + 'gfc_array_init_size'. + * trans.c (gfc_build_array_ref): Expand logic for setting span + to include indirect references to character lengths. + * trans-decl.c (gfc_get_symbol_decl): Ensure that deferred + result char lengths that are PARM_DECLs are indirectly + referenced both for directly passed and by reference. + (create_function_arglist): If the length type is a pointer type + then store the length as the 'passed_length' and make the char + length an indirect reference to it. + (gfc_trans_deferred_vars): If a character length has escaped + being set as an indirect reference, return it via the 'passed + length'. + * trans-expr.c (gfc_conv_procedure_call): The length of + deferred character length results is set TREE_STATIC and set to + zero. + (gfc_trans_assignment_1): Do not fix the rse string_length if + it is a variable, a parameter or an indirect reference. Add the + code to trap assignment of scalars to unallocated arrays. + * trans-stmt.c (gfc_trans_allocate): Remove 'def_str_len' and + all references to it. Instead, replicate the code to obtain a + explicitly defined string length and provide a value before + array allocation so that the dtype is correctly set. + trans-types.c (gfc_get_character_type): If the character length + is a pointer, use the indirect reference. + +2016-01-10 Thomas Koenig <tkoenig@gcc.gnu.org> + + PR fortran/69154 + * frontend-passes.c (in_where): New variable. + (inline_matmul_assign): Don't try this if we are within + a WHERE statement. + (gfc_code_walker): Keep track of in_where. + +2016-01-10 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/67779 + * trans_array.c (gfc_conv_scalarized_array_ref): Add missing + se->use_offset from condition for calculation of 'base'. + +2016-01-08 Jakub Jelinek <jakub@redhat.com> + + PR fortran/69128 + * trans.h (OMPWS_SCALARIZER_BODY): Define. + (OMPWS_NOWAIT): Renumber. + * trans-stmt.c (gfc_trans_where_3): Only set OMPWS_SCALARIZER_WS + if OMPWS_SCALARIZER_BODY is not set already, and set also + OMPWS_SCALARIZER_BODY until the final loop creation. + * trans-expr.c (gfc_trans_assignment_1): Likewise. + * trans-openmp.c (gfc_trans_omp_workshare): Also clear + OMPWS_SCALARIZER_BODY. + * trans-array.c (gfc_trans_scalarized_loop_end): Don't create + OMP_FOR if OMPWS_SCALARIZER_BODY is set. + +2016-01-04 Jakub Jelinek <jakub@redhat.com> + + Update copyright years. + + * gfortranspec.c (lang_specific_driver): Update copyright notice + dates. + * gfc-internals.texi: Bump @copying's copyright year. + * gfortran.texi: Ditto. + * intrinsic.texi: Ditto. + * invoke.texi: Ditto. + +2016-01-01 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/68864 + * trans-array.c (evaluate_bound): If deferred, test that 'desc' + is an array descriptor before using gfc_conv_descriptor_xxx. + +Copyright (C) 2016 Free Software Foundation, Inc. + +Copying and distribution of this file, with or without modification, +are permitted in any medium without royalty provided the copyright +notice and this notice are preserved. diff --git a/gcc/fortran/gfc-internals.texi b/gcc/fortran/gfc-internals.texi index 0829bc38239..8ef0e2f1cdf 100644 --- a/gcc/fortran/gfc-internals.texi +++ b/gcc/fortran/gfc-internals.texi @@ -1,7 +1,7 @@ \input texinfo @c -*-texinfo-*- @c %**start of header @setfilename gfc-internals.info -@set copyrights-gfortran 2007-2016 +@set copyrights-gfortran 2007-2017 @include gcc-common.texi diff --git a/gcc/fortran/gfortran.texi b/gcc/fortran/gfortran.texi index 5e2a750f98d..9a263171e47 100644 --- a/gcc/fortran/gfortran.texi +++ b/gcc/fortran/gfortran.texi @@ -1,7 +1,7 @@ \input texinfo @c -*-texinfo-*- @c %**start of header @setfilename gfortran.info -@set copyrights-gfortran 1999-2016 +@set copyrights-gfortran 1999-2017 @include gcc-common.texi diff --git a/gcc/fortran/gfortranspec.c b/gcc/fortran/gfortranspec.c index 8a0e19a5c31..e714a3a0941 100644 --- a/gcc/fortran/gfortranspec.c +++ b/gcc/fortran/gfortranspec.c @@ -276,7 +276,7 @@ lang_specific_driver (struct cl_decoded_option **in_decoded_options, case OPT__version: printf ("GNU Fortran %s%s\n", pkgversion_string, version_string); - printf ("Copyright %s 2016 Free Software Foundation, Inc.\n", + printf ("Copyright %s 2017 Free Software Foundation, Inc.\n", _("(C)")); fputs (_("This is free software; see the source for copying conditions. There is NO\n\ warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\n"), diff --git a/gcc/fortran/intrinsic.texi b/gcc/fortran/intrinsic.texi index 24920eb3498..dbf03c6277b 100644 --- a/gcc/fortran/intrinsic.texi +++ b/gcc/fortran/intrinsic.texi @@ -1,5 +1,5 @@ @ignore -Copyright (C) 2005-2016 Free Software Foundation, Inc. +Copyright (C) 2005-2017 Free Software Foundation, Inc. This is part of the GNU Fortran manual. For copying conditions, see the file gfortran.texi. diff --git a/gcc/fortran/invoke.texi b/gcc/fortran/invoke.texi index 39a0232f71a..e0abbf8f3a7 100644 --- a/gcc/fortran/invoke.texi +++ b/gcc/fortran/invoke.texi @@ -1,10 +1,10 @@ -@c Copyright (C) 2004-2016 Free Software Foundation, Inc. +@c Copyright (C) 2004-2017 Free Software Foundation, Inc. @c This is part of the GNU Fortran manual. @c For copying conditions, see the file gfortran.texi. @ignore @c man begin COPYRIGHT -Copyright @copyright{} 2004-2016 Free Software Foundation, Inc. +Copyright @copyright{} 2004-2017 Free Software Foundation, Inc. Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or diff --git a/gcc/gcc.c b/gcc/gcc.c index 69089484340..6121ca8feb8 100644 --- a/gcc/gcc.c +++ b/gcc/gcc.c @@ -7950,7 +7950,7 @@ driver::maybe_print_and_exit () const { printf (_("%s %s%s\n"), progname, pkgversion_string, version_string); - printf ("Copyright %s 2016 Free Software Foundation, Inc.\n", + printf ("Copyright %s 2017 Free Software Foundation, Inc.\n", _("(C)")); fputs (_("This is free software; see the source for copying conditions. There is NO\n\ warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\n"), diff --git a/gcc/gcov-dump.c b/gcc/gcov-dump.c index 0f8ae993d50..717ca858d8a 100644 --- a/gcc/gcov-dump.c +++ b/gcc/gcov-dump.c @@ -142,7 +142,7 @@ static void print_version (void) { printf ("gcov-dump %s%s\n", pkgversion_string, version_string); - printf ("Copyright (C) 2016 Free Software Foundation, Inc.\n"); + printf ("Copyright (C) 2017 Free Software Foundation, Inc.\n"); printf ("This is free software; see the source for copying conditions.\n" "There is NO warranty; not even for MERCHANTABILITY or \n" "FITNESS FOR A PARTICULAR PURPOSE.\n\n"); diff --git a/gcc/gcov-tool.c b/gcc/gcov-tool.c index d5dbf2719c1..f9667f01a86 100644 --- a/gcc/gcov-tool.c +++ b/gcc/gcov-tool.c @@ -517,7 +517,7 @@ static void print_version (void) { fnotice (stdout, "%s %s%s\n", progname, pkgversion_string, version_string); - fnotice (stdout, "Copyright %s 2014-2016 Free Software Foundation, Inc.\n", + fnotice (stdout, "Copyright %s 2014-2017 Free Software Foundation, Inc.\n", _("(C)")); fnotice (stdout, _("This is free software; see the source for copying conditions.\n" diff --git a/gcc/gcov.c b/gcc/gcov.c index da0bc9777af..1cf076dc04d 100644 --- a/gcc/gcov.c +++ b/gcc/gcov.c @@ -685,7 +685,7 @@ static void print_version (void) { fnotice (stdout, "gcov %s%s\n", pkgversion_string, version_string); - fprintf (stdout, "Copyright %s 2016 Free Software Foundation, Inc.\n", + fprintf (stdout, "Copyright %s 2017 Free Software Foundation, Inc.\n", _("(C)")); fnotice (stdout, _("This is free software; see the source for copying conditions.\n" diff --git a/gcc/go/ChangeLog b/gcc/go/ChangeLog index 2ecbf5f9344..77f62c3f0be 100644 --- a/gcc/go/ChangeLog +++ b/gcc/go/ChangeLog @@ -1,3 +1,7 @@ +2017-01-01 Jakub Jelinek <jakub@redhat.com> + + * gccgo.texi: Bump @copyrights-go year. + 2016-12-16 Than McIntosh <thanm@google.com> * go-gcc.cc (Gcc_backend::expression_statement): Add Bfunction* @@ -1340,7 +1344,7 @@ Go frontend added to gcc repository. -Copyright (C) 2010-2016 Free Software Foundation, Inc. +Copyright (C) 2010-2017 Free Software Foundation, Inc. Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright diff --git a/gcc/go/gccgo.texi b/gcc/go/gccgo.texi index 04ce3e996c7..e268c25fabf 100644 --- a/gcc/go/gccgo.texi +++ b/gcc/go/gccgo.texi @@ -12,7 +12,7 @@ @include gcc-common.texi @c Copyright years for this manual. -@set copyrights-go 2010-2016 +@set copyrights-go 2010-2017 @copying @c man begin COPYRIGHT diff --git a/libgomp/ChangeLog b/libgomp/ChangeLog index 469e8967409..c88d161831d 100644 --- a/libgomp/ChangeLog +++ b/libgomp/ChangeLog @@ -1,3 +1,7 @@ +2017-01-01 Jakub Jelinek <jakub@redhat.com> + + * libgomp.texi: Bump @copying's copyright year. + 2016-12-02 Sebastian Huber <sebastian.huber@embedded-brains.de> * libgomp/config/rtems/pool.h (gomp_thread_pool_reservoir): Use @@ -8330,7 +8334,7 @@ Initial implementation and checkin. -Copyright (C) 2005-2016 Free Software Foundation, Inc. +Copyright (C) 2005-2017 Free Software Foundation, Inc. Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright diff --git a/libgomp/libgomp.texi b/libgomp/libgomp.texi index 987ee5f04f3..cc5ee1cd6b1 100644 --- a/libgomp/libgomp.texi +++ b/libgomp/libgomp.texi @@ -7,7 +7,7 @@ @copying -Copyright @copyright{} 2006-2016 Free Software Foundation, Inc. +Copyright @copyright{} 2006-2017 Free Software Foundation, Inc. Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or diff --git a/libitm/ChangeLog b/libitm/ChangeLog index 621622e9116..b5fda91306a 100644 --- a/libitm/ChangeLog +++ b/libitm/ChangeLog @@ -1,3 +1,7 @@ +2017-01-01 Jakub Jelinek <jakub@redhat.com> + + * libitm.texi: Bump @copying's copyright year. + 2016-12-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Remove. @@ -1994,7 +1998,7 @@ * Initial commit. -Copyright (C) 2008-2016 Free Software Foundation, Inc. +Copyright (C) 2008-2017 Free Software Foundation, Inc. Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright diff --git a/libitm/libitm.texi b/libitm/libitm.texi index 917ea68d012..7f49ca7d2e6 100644 --- a/libitm/libitm.texi +++ b/libitm/libitm.texi @@ -7,7 +7,7 @@ @copying -Copyright @copyright{} 2011-2016 Free Software Foundation, Inc. +Copyright @copyright{} 2011-2017 Free Software Foundation, Inc. Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or diff --git a/libquadmath/ChangeLog b/libquadmath/ChangeLog index ed45a4b7446..8c598eccf8f 100644 --- a/libquadmath/ChangeLog +++ b/libquadmath/ChangeLog @@ -1,3 +1,7 @@ +2017-01-01 Jakub Jelinek <jakub@redhat.com> + + * libquadmath.texi: Bump @copying's copyright year. + 2016-11-15 Matthias Klose <doko@ubuntu.com> * configure: Regenerate. @@ -745,7 +749,7 @@ PR fortran/32049 Initial implementation and checkin. -Copyright (C) 2010-2016 Free Software Foundation, Inc. +Copyright (C) 2010-2017 Free Software Foundation, Inc. Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright diff --git a/libquadmath/libquadmath.texi b/libquadmath/libquadmath.texi index 7628baaf460..e107ff9e75f 100644 --- a/libquadmath/libquadmath.texi +++ b/libquadmath/libquadmath.texi @@ -6,7 +6,7 @@ @c %**end of header @copying -Copyright @copyright{} 2010-2016 Free Software Foundation, Inc. +Copyright @copyright{} 2010-2017 Free Software Foundation, Inc. @quotation Permission is granted to copy, distribute and/or modify this document |