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haifa-sched.c: make twins a auto_vec<rtx_insn *> 

gcc/ChangeLog:

2016-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* haifa-sched.c (add_to_speculative_block): Make twins a vector.

From-SVN: r238813
This commit is contained in:
Trevor Saunders 2016-07-28 11:01:39 +00:00 committed by Trevor Saunders
parent 246af050e7
commit 30a7199a19
2 changed files with 12 additions and 17 deletions
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4
gcc/ChangeLog
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@ -1,3 +1,7 @@
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.

25
gcc/haifa-sched.c
View File

@ -7991,7 +7991,7 @@ add_to_speculative_block (rtx_insn *insn)
ds_t ts;
sd_iterator_def sd_it;
dep_t dep;
rtx_insn_list *twins = NULL;
auto_vec<rtx_insn *, 10> twins;
ts = TODO_SPEC (insn);
gcc_assert (!(ts & ~BE_IN_SPEC));
@ -8060,7 +8060,7 @@ add_to_speculative_block (rtx_insn *insn)
fprintf (spec_info->dump, ";;\t\tGenerated twin insn : %d/rec%d\n",
INSN_UID (twin), rec->index);
twins = alloc_INSN_LIST (twin, twins);
twins.safe_push (twin);
/* Add dependences between TWIN and all appropriate
instructions from REC. */
@ -8099,23 +8099,14 @@ add_to_speculative_block (rtx_insn *insn)
/* We couldn't have added the dependencies between INSN and TWINS earlier
because that would make TWINS appear in the INSN_BACK_DEPS (INSN). */
while (twins)
unsigned int i;
rtx_insn *twin;
FOR_EACH_VEC_ELT_REVERSE (twins, i, twin)
{
rtx_insn *twin;
rtx_insn_list *next_node;
dep_def _new_dep, *new_dep = &_new_dep;
twin = twins->insn ();
{
dep_def _new_dep, *new_dep = &_new_dep;
init_dep (new_dep, insn, twin, REG_DEP_OUTPUT);
sd_add_dep (new_dep, false);
}
next_node = twins->next ();
free_INSN_LIST_node (twins);
twins = next_node;
init_dep (new_dep, insn, twin, REG_DEP_OUTPUT);
sd_add_dep (new_dep, false);
}
calc_priorities (priorities_roots);