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re PR tree-optimization/46008 (Floating point condexpr not vectorized)

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PR tree-optimization/46008
	* tree-if-conv.c (predicate_bbs): Try to canonicalize c2
	if possible.

From-SVN: r165476
This commit is contained in:
Jakub Jelinek 2010-10-14 21:34:16 +02:00 committed by Jakub Jelinek
parent c0103e7461
commit e05eee4908
2 changed files with 10 additions and 1 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2010-10-14 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/46008
* tree-if-conv.c (predicate_bbs): Try to canonicalize c2
if possible.
2010-10-14 Richard Guenther <rguenther@suse.de> 2010-10-14 Richard Guenther <rguenther@suse.de>
PR tree-optimization/44913 PR tree-optimization/44913

5
gcc/tree-if-conv.c
View File

@ -915,7 +915,7 @@ predicate_bbs (loop_p loop)
case GIMPLE_COND: case GIMPLE_COND:
{ {
tree c2; tree c2, tem;
edge true_edge, false_edge; edge true_edge, false_edge;
location_t loc = gimple_location (stmt); location_t loc = gimple_location (stmt);
tree c = fold_build2_loc (loc, gimple_cond_code (stmt), tree c = fold_build2_loc (loc, gimple_cond_code (stmt),
@ -932,6 +932,9 @@ predicate_bbs (loop_p loop)
/* If C is false, then FALSE_EDGE is taken. */ /* If C is false, then FALSE_EDGE is taken. */
c2 = invert_truthvalue_loc (loc, unshare_expr (c)); c2 = invert_truthvalue_loc (loc, unshare_expr (c));
tem = canonicalize_cond_expr_cond (c2);
if (tem)
c2 = tem;
add_to_dst_predicate_list (loop, false_edge, cond, c2); add_to_dst_predicate_list (loop, false_edge, cond, c2);
cond = NULL_TREE; cond = NULL_TREE;