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re PR tree-optimization/53645 (Missed optimization for vector integer division lowering) 

PR tree-optimization/53645
	* tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
	instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.

From-SVN: r189108
This commit is contained in:
Jakub Jelinek 2012-07-02 08:56:24 +02:00 committed by Jakub Jelinek
parent f22e9ff078
commit 6698ed0127
2 changed files with 7 additions and 1 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2012-07-02 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/53645
* tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
2012-07-01 Wei Guozhi <carrot@google.com> 2012-07-01 Wei Guozhi <carrot@google.com>
PR target/53447 PR target/53447

2
gcc/tree-vect-generic.c
View File

@ -768,7 +768,7 @@ expand_vector_divmod (gimple_stmt_iterator *gsi, tree type, tree op0,
{ {
for (i = 0; i < nunits; i++) for (i = 0; i < nunits; i++)
sel[i] = !BYTES_BIG_ENDIAN + (i & ~1) + ((i & 1) ? nunits : 0); sel[i] = !BYTES_BIG_ENDIAN + (i & ~1) + ((i & 1) ? nunits : 0);
if (!can_vec_perm_p (TYPE_MODE (wider_type), false, sel)) if (!can_vec_perm_p (TYPE_MODE (type), false, sel))
decl_e = decl_o = NULL_TREE; decl_e = decl_o = NULL_TREE;
} }
else else