Add support for Andes NDS32:

BFD:
	* Makefile.am (BFD32_BACKENDS, BFD32_BACKENDS_CFILES): Add nds32
	files.
	* Makefile.in: Regenerate.
	* archures.c (bfd_nds32_arch): Add nds32 target.
	* bfd-in2.h: Regenerate.
	* config.bfd (nds32*le-*-linux): Add bfd_elf32_nds32lelin_vec
	and bfd_elf32_nds32belin_vec.
	(nds32*be-*-linux*): Likewise.
	(nds32*le-*-*): Add bfd_elf32_nds32le_vec and bfd_elf32_nds32be_vec.
	(nds32*be-*-*): Likewise.
	* configure.in (bfd_elf32_nds32be_vec): Add elf32-nds32.lo.
	(bfd_elf32_nds32le_vec): Likewise.
	(bfd_elf32_nds32belin_vec): Likewise.
	(bfd_elf32_nds32lelin_vec): Likewise.
	* configure: Regenerate.
	* cpu-nds32.c: New file for nds32.
	* elf-bfd.h: Add NDS32_ELF_DATA.
	* elf32-nds32.c: New file for nds32.
	* elf32-nds32.h: New file for nds32.
	* libbfd.h: Regenerate.
	* reloc.c: Add relocations for nds32.
	* targets.c (bfd_elf32_nds32be_vec): New declaration for nds32.
	(bfd_elf32_nds32le_vec): Likewise.
	(bfd_elf32_nds32belin_vec): Likewise.
	(bfd_elf32_nds32lelin_vec): Likewise.

BINUTILS:
	* readelf.c: Include elf/nds32.h
	(guess_is_rela): Add case for EM_NDS32.
	(dump_relocations): Add case for EM_NDS32.
	(decode_NDS32_machine_flags): New.
	(get_machine_flags): Add case for EM_NDS32.
	(is_32bit_abs_reloc): Likewise.
	(is_16bit_abs_reloc): Likewise.
	(process_nds32_specific): New.
	(process_arch_specific): Add case for EM_NDS32.
	* NEWS: Announce Andes nds32 support.
	* MAINTAINERS: Add nds32 maintainers.
  TESTSUITE:
	* binutils-all/objdump.exp: Add NDS32 cpu.
	* binutils-all/readelf.r: Skip extra reloc created by NDS32.

GAS:
	* Makefile.am (TARGET_CPU_CFILES): Add config/tc-nds32.c.
	(TARGET_CPU_HFILES): Add config/tc-nds32.h.
	* Makefile.in: Regenerate.
	* configure.in (nds32): Add nds32 target extension config support.
	* configure.tgt : Add case for nds32-*-elf* and nds32-*-linux*.
	* configure: Regenerate.
	* config/tc-nds32.c: New file for nds32.
	* config/tc-nds32.h: New file for nds32.
	* doc/Makefile.am (CPU_DOCS): Add c-nds32.texi.
	* doc/Makefile.in: Regenerate.
	* doc/as.texinfo: Add nds32 options.
	* doc/all.texi: Set NDS32.
	* doc/c-nds32.texi: New file dor nds32 document.
	* NEWS: Announce Andes nds32 support.
  TESTSUITE:
	* gas/all/gas.exp: Add expected failures for NDS32.
	* gas/elf/elf.exp: Likewise.
	* gas/lns/lns.exp: Use alternate test.
	* gas/macros/irp.d: Skip for NDS32.
	* gas/macros/macros.exp: Skip some tests for the NDS32.
	* gas/macros/rept.d: Skip for NDS32.
	* gas/macros/test3.d: Skip for NDS32.
	* gas/nds32: New directory.
	* gas/nds32/alu-1.s: New test.
	* gas/nds32/alu-1.d: Likewise.
	* gas/nds32/alu-2.s: Likewise.
	* gas/nds32/alu-2.d: Likewise.
	* gas/nds32/br-1.d: Likewise.
	* gas/nds32/br-1.s: Likewise.
	* gas/nds32/br-2.d: Likewise.
	* gas/nds32/br-2.s: Likewise.
	* gas/nds32/ji-jr.d: Likewise.
	* gas/nds32/ji-jr.s: Likewise.
	* gas/nds32/ls.d: Likewise.
	* gas/nds32/ls.s: Likewise.
	* gas/nds32/lsi.d: Likewise.
	* gas/nds32/lsi.s: Likewise.
	* gas/nds32/to-16bit-v1.d: Likewise.
	* gas/nds32/to-16bit-v1.s: Likewise.
	* gas/nds32/to-16bit-v2.d: Likewise.
	* gas/nds32/to-16bit-v2.s: Likewise.
	* gas/nds32/to-16bit-v3.d: Likewise.
	* gas/nds32/to-16bit-v3.s: Likewise.
	* gas/nds32/nds32.exp: New test driver.

LD:
	* Makefile.am (ALL_EMULATION_SOURCES): Add nds32 target.
	* Makefile.in: Regenerate.
	* configure.tgt: Add case for nds32*le-*-elf*, nds32*be-*-elf*,
	nds32*le-*-linux-gnu*, and nds32*be-*-linux-gnu*.
	* emulparams/nds32belf.sh: New file for nds32.
	* emulparams/nds32belf_linux.sh: Likewise.
	* emulparams/nds32belf16m.sh: Likewise.
	* emulparams/nds32elf.sh: Likewise.
	* emulparams/nds32elf_linux.sh: Likewise.
	* emulparams/nds32elf16m.sh: Likewise.
	* emultempl/nds32elf.em: Likewise.
	* scripttempl/nds32elf.sc}: Likewise.
	* gen-doc.texi: Set NDS32.
	* ld.texinfo: Set NDS32.
	* NEWS: Announce Andes nds32 support.
  TESTSUITE:
	* lib/ld-lib.exp: Add NDS32 to list of targets that do not support
	shared library generation.
	* ld-nds32: New directory.
	* ld-nds32/branch.d: New test.
	* ld-nds32/branch.ld: New test.
	* ld-nds32/branch.s: New test.
	* ld-nds32/diff.d: New test.
	* ld-nds32/diff.ld: New test.
	* ld-nds32/diff.s: New test.
	* ld-nds32/gp.d: New test.
	* ld-nds32/gp.ld: New test.
	* ld-nds32/gp.s: New test.
	* ld-nds32/imm.d: New test.
	* ld-nds32/imm.ld: New test.
	* ld-nds32/imm.s: New test.
	* ld-nds32/imm_symbol.s: New test.
	* ld-nds32/relax_jmp.d: New test.
	* ld-nds32/relax_jmp.ld: New test.
	* ld-nds32/relax_jmp.s: New test.
	* ld-nds32/relax_load_store.d: New test.
	* ld-nds32/relax_load_store.ld: New test.
	* ld-nds32/relax_load_store.s: New test.
	* ld-nds32/nds32.exp: New file.

OPCODES:
	* Makefile.am (TARGET_LIBOPCODES_CFILES): Add nds32-asm.c
	and nds32-dis.c.
	* Makefile.in: Regenerate.
	* configure.in: Add case for bfd_nds32_arch.
	* configure: Regenerate.
	* disassemble.c (ARCH_nds32): Define.
	* nds32-asm.c: New file for nds32.
	* nds32-asm.h: New file for nds32.
	* nds32-dis.c: New file for nds32.
	* nds32-opc.h: New file for nds32.

INCLUDE:
	* dis-asm.h (print_insn_nds32): Add nds32 target.
	* elf/nds32.h: New file for nds32.
	* opcode/nds32.h: New file for nds32.

1 files changed, 94 insertions, 0 deletions

diff --git a/gas/configure b/gas/configure
index 590528c56d..8a89e4f43b 100755
--- a/gas/configure
+++ b/gas/configure
@@ -12192,6 +12192,100 @@ _ACEOF
         using_cgen=yes
 	;;
 
+      nds32)
+        # Decide BASELINE, REDUCED_REGS, FPU_DP_EXT, FPU_SP_EXT features
+	# based on arch_name.
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for default configuration of --with-arch" >&5
+$as_echo_n "checking for default configuration of --with-arch... " >&6; }
+	if test "x${with_arch}" != x; then
+	  case ${with_arch} in
+            v2j | v2s | v2f | v2 | v3m | v3j | v3s | v3f | v3 )
+
+cat >>confdefs.h <<_ACEOF
+#define NDS32_DEFAULT_ARCH_NAME "$with_arch"
+_ACEOF
+
+              ;;
+	    *)
+	      as_fn_error "This kind of arch name does *NOT* exist!" "$LINENO" 5
+	      ;;
+          esac
+	fi
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_arch" >&5
+$as_echo "$with_arch" >&6; }
+
+        # Decide features one by one.
+        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for default configuration of --enable-dx-regs" >&5
+$as_echo_n "checking for default configuration of --enable-dx-regs... " >&6; }
+	if test "x${enable_dx_regs}" == xyes; then
+
+$as_echo "#define NDS32_DEFAULT_DX_REGS 1" >>confdefs.h
+
+	else
+
+$as_echo "#define NDS32_DEFAULT_DX_REGS 0" >>confdefs.h
+
+	fi
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_dx_regs" >&5
+$as_echo "$enable_dx_regs" >&6; }
+
+        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for default configuration of --enable-perf-ext" >&5
+$as_echo_n "checking for default configuration of --enable-perf-ext... " >&6; }
+	if test "x${enable_perf_ext}" == xno; then
+
+$as_echo "#define NDS32_DEFAULT_PERF_EXT 0" >>confdefs.h
+
+	else
+
+$as_echo "#define NDS32_DEFAULT_PERF_EXT 1" >>confdefs.h
+
+	fi
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_perf_ext" >&5
+$as_echo "$enable_perf_ext" >&6; }
+
+        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for default configuration of --enable-perf-ext2" >&5
+$as_echo_n "checking for default configuration of --enable-perf-ext2... " >&6; }
+	if test "x${enable_perf_ext2}" == xno; then
+
+$as_echo "#define NDS32_DEFAULT_PERF_EXT2 0" >>confdefs.h
+
+	else
+
+$as_echo "#define NDS32_DEFAULT_PERF_EXT2 1" >>confdefs.h
+
+	fi
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_perf_ext2" >&5
+$as_echo "$enable_perf_ext2" >&6; }
+
+        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for default configuration of --enable-string-ext" >&5
+$as_echo_n "checking for default configuration of --enable-string-ext... " >&6; }
+	if test "x${enable_string_ext}" == xno; then
+
+$as_echo "#define NDS32_DEFAULT_STRING_EXT 0" >>confdefs.h
+
+	else
+
+$as_echo "#define NDS32_DEFAULT_STRING_EXT 1" >>confdefs.h
+
+	fi
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_string_ext" >&5
+$as_echo "$enable_string_ext" >&6; }
+
+        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for default configuration of --enable-audio-ext" >&5
+$as_echo_n "checking for default configuration of --enable-audio-ext... " >&6; }
+	if test "x${enable_audio_ext}" == xno; then
+
+$as_echo "#define NDS32_DEFAULT_AUDIO_EXT 0" >>confdefs.h
+
+	else
+
+$as_echo "#define NDS32_DEFAULT_AUDIO_EXT 1" >>confdefs.h
+
+	fi
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_audio_ext" >&5
+$as_echo "$enable_audio_ext" >&6; }
+	;;
+
       i386 | s390 | sparc)
 	if test $this_target = $target ; then