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spu.c (asm_file_start): Only reset flag_var_tracking if branch-hint optimization will be performed. 

* config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
	if branch-hint optimization will be performed.

From-SVN: r168444
This commit is contained in:
Ulrich Weigand 2011-01-03 23:14:18 +00:00 committed by Ulrich Weigand
parent 4ce99a208b
commit aa474365da
2 changed files with 16 additions and 3 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
if branch-hint optimization will be performed.
2011-01-03 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/47148

10
gcc/config/spu/spu.c
View File

@ -7014,9 +7014,17 @@ static void
asm_file_start (void)
{
/* Variable tracking should be run after all optimizations which
change order of insns. It also needs a valid CFG. */
change order of insns. It also needs a valid CFG. Therefore,
*if* we make nontrivial changes in machine-dependent reorg,
run variable tracking after those. However, if we do not run
our machine-dependent reorg pass, we must still run the normal
variable tracking pass (or else we will ICE in final since
debug insns have not been removed). */
if (TARGET_BRANCH_HINTS && optimize)
{
spu_flag_var_tracking = flag_var_tracking;
flag_var_tracking = 0;
}
default_file_start ();
}