diff options
| author | Richard Sandiford <richard.sandiford@arm.com> | 2019-09-09 17:59:25 +0000 |
|---|---|---|
| committer | Richard Sandiford <rsandifo@gcc.gnu.org> | 2019-09-09 17:59:25 +0000 |
| commit | d15e5131845e2a68513230a624839ef5abcda690 (patch) | |
| tree | ef0379a5c245addad8d4072f885d6fc06dae2fd5 /gcc/ira-lives.c | |
| parent | 44942965f4eae141bd1f8300e7f77d0c9a3936e4 (diff) | |
Remove AND_COMPL_HARD_REG_SET
Use "x &= ~y" instead of "AND_COMPL_HARD_REG_SET (x, y)", or just
"x & ~y" if the result is a temporary. This means that we're splitting
it into two operations, but the compiler should be able to combine them
for reasonable values of FIRST_PSEUDO_REGISTER.
2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
gcc/
* hard-reg-set.h (AND_COMPL_HARD_REG_SET): Delete.
* caller-save.c (setup_save_areas): Use "&~" instead of
AND_COMPL_HARD_REG_SET.
(save_call_clobbered_regs): Likewise.
* config/epiphany/epiphany.c (epiphany_conditional_register_usage):
Likewise.
* config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
* config/gcn/gcn.c (gcn_md_reorg): Likewise.
* config/i386/i386.c (ix86_conditional_register_usage): Likewise.
* config/mips/mips.c (mips_class_max_nregs): Likewise.
(mips_conditional_register_usage): Likewise.
* config/sh/sh.c (output_stack_adjust): Likewise.
* ira-color.c (form_allocno_hard_regs_nodes_forest): Likewise.
(setup_profitable_hard_regs): Likewise.
(get_conflict_and_start_profitable_regs): Likewise.
* ira-conflicts.c (print_allocno_conflicts): Likewise.
(ira_build_conflicts): Likewise.
* ira-costs.c (restrict_cost_classes): Likewise.
(setup_regno_cost_classes_by_aclass): Likewise.
* ira-lives.c (process_bb_node_lives): Likewise.
* ira.c (setup_class_hard_regs, setup_reg_subclasses): Likewise.
(setup_class_subset_and_memory_move_costs, setup_pressure_classes)
(setup_allocno_and_important_classes, setup_class_translate_array)
(setup_reg_class_relations, setup_prohibited_class_mode_regs):
Likewise.
* lra-assigns.c (find_hard_regno_for_1): Likewise.
* lra-constraints.c (prohibited_class_reg_set_mode_p): Likewise.
(process_alt_operands, inherit_in_ebb): Likewise.
* lra-eliminations.c (update_reg_eliminate): Likewise.
* lra-lives.c (process_bb_lives): Likewise.
* reload1.c (update_eliminables_and_spill, reload_as_needed): Likewise.
* resource.c (find_dead_or_set_registers): Likewise.
(mark_target_live_regs): Likewise.
* sched-deps.c (get_implicit_reg_pending_clobbers): Likewise.
* sel-sched.c (mark_unavailable_hard_regs): Likewise.
(implicit_clobber_conflict_p): Likewise.
* shrink-wrap.c (requires_stack_frame_p): Likewise.
(try_shrink_wrapping): Likewise.
From-SVN: r275532
Diffstat (limited to 'gcc/ira-lives.c')
| -rw-r--r-- | gcc/ira-lives.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/gcc/ira-lives.c b/gcc/ira-lives.c index e1d502fd9e2..6f4012f6bb0 100644 --- a/gcc/ira-lives.c +++ b/gcc/ira-lives.c @@ -1129,8 +1129,7 @@ process_bb_node_lives (ira_loop_tree_node_t loop_tree_node) reg_live_out = df_get_live_out (bb); sparseset_clear (objects_live); REG_SET_TO_HARD_REG_SET (hard_regs_live, reg_live_out); - AND_COMPL_HARD_REG_SET (hard_regs_live, eliminable_regset); - AND_COMPL_HARD_REG_SET (hard_regs_live, ira_no_alloc_regs); + hard_regs_live &= ~(eliminable_regset | ira_no_alloc_regs); for (i = 0; i < FIRST_PSEUDO_REGISTER; i++) if (TEST_HARD_REG_BIT (hard_regs_live, i)) { |