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| author | Vladimir Makarov <vmakarov@redhat.com> | 2014-11-13 03:02:49 +0000 |
|---|---|---|
| committer | Vladimir Makarov <vmakarov@gcc.gnu.org> | 2014-11-13 03:02:49 +0000 |
| commit | d9cf932c33070383b9e4f9917ecee76a28e762aa (patch) | |
| tree | 6e275a0a0d4c96a79407def2c6bc8fc0ee919f34 /gcc/lra-lives.c | |
| parent | 778e02fdc4da78fede96faf39566060bc040727d (diff) | |
| download | gcc-d9cf932c33070383b9e4f9917ecee76a28e762aa.zip gcc-d9cf932c33070383b9e4f9917ecee76a28e762aa.tar.gz gcc-d9cf932c33070383b9e4f9917ecee76a28e762aa.tar.bz2 | |
common.opt (flra-remat): New.
2014-11-12 Vladimir Makarov <vmakarov@redhat.com>
* common.opt (flra-remat): New.
* opts.c (default_options_table): Add entry for flra_remat.
* timevar_def (TV_LRA_REMAT): New.
* doc/invoke.texi (-flra-remat): Add description of the new
option.
* doc/passes.texi (-flra-remat): Remove lra-equivs.c and
lra-saves.c. Add lra-remat.c.
* Makefile.in (OBJS): Add lra-remat.o.
* lra-remat.c: New file.
* lra.c: Add info about the rematerialization pass in the top
comment.
(collect_non_operand_hard_regs, add_regs_to_insn_regno_info):
Process unallocatable regs too.
(lra_constraint_new_insn_uid_start): Remove.
(lra): Add code for calling rematerialization sub-pass.
* lra-int.h (lra_constraint_new_insn_uid_start): Remove.
(lra_constrain_insn, lra_remat): New prototypes.
(lra_eliminate_regs_1): Add parameter.
* lra-lives.c (make_hard_regno_born, make_hard_regno_dead):
Process unallocatable hard regs too.
(process_bb_lives): Ditto.
* lra-spills.c (remove_pseudos): Add argument to
lra_eliminate_regs_1 call.
* lra-eliminations.c (lra_eliminate_regs_1): Add parameter. Use it
for sp offset calculation.
(lra_eliminate_regs): Add argument for lra_eliminate_regs_1 call.
(eliminate_regs_in_insn): Add parameter. Use it for sp offset
calculation.
(process_insn_for_elimination): Add argument for
eliminate_regs_in_insn call.
* lra-constraints.c (get_equiv_with_elimination): Add argument
for lra_eliminate_regs_1 call.
(process_addr_reg): Add parameter. Use it.
(process_address_1): Ditto. Add argument for process_addr_reg
call.
(process_address): Ditto.
(curr_insn_transform): Add parameter. Use it. Add argument for
process_address calls.
(lra_constrain_insn): New function.
(lra_constraints): Add argument for curr_insn_transform call.
From-SVN: r217458
Diffstat (limited to 'gcc/lra-lives.c')
| -rw-r--r-- | gcc/lra-lives.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/gcc/lra-lives.c b/gcc/lra-lives.c index 03def82..5ea5ecd 100644 --- a/gcc/lra-lives.c +++ b/gcc/lra-lives.c @@ -252,8 +252,7 @@ make_hard_regno_born (int regno) unsigned int i; lra_assert (regno < FIRST_PSEUDO_REGISTER); - if (TEST_HARD_REG_BIT (lra_no_alloc_regs, regno) - || TEST_HARD_REG_BIT (hard_regs_live, regno)) + if (TEST_HARD_REG_BIT (hard_regs_live, regno)) return; SET_HARD_REG_BIT (hard_regs_live, regno); sparseset_set_bit (start_living, regno); @@ -267,8 +266,7 @@ static void make_hard_regno_dead (int regno) { lra_assert (regno < FIRST_PSEUDO_REGISTER); - if (TEST_HARD_REG_BIT (lra_no_alloc_regs, regno) - || ! TEST_HARD_REG_BIT (hard_regs_live, regno)) + if (! TEST_HARD_REG_BIT (hard_regs_live, regno)) return; sparseset_set_bit (start_dying, regno); CLEAR_HARD_REG_BIT (hard_regs_live, regno); @@ -662,7 +660,6 @@ process_bb_lives (basic_block bb, int &curr_point) sparseset_clear (pseudos_live_through_setjumps); 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, lra_no_alloc_regs); EXECUTE_IF_SET_IN_BITMAP (reg_live_out, FIRST_PSEUDO_REGISTER, j, bi) mark_pseudo_live (j, curr_point); |