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| author | Ilya Enkovich <ilya.enkovich@intel.com> | 2016-06-22 14:05:55 +0000 |
|---|---|---|
| committer | Ilya Enkovich <ienkovich@gcc.gnu.org> | 2016-06-22 14:05:55 +0000 |
| commit | 49e76ff114c94634f01ec0e2406b9ece7d58ce2d (patch) | |
| tree | c1a0b13225e17bbb58b4370baf22278fd1c0ffec /gcc/tree-vect-patterns.c | |
| parent | 79c94ff7965fe8b8615b77fbaacdce73c0f37b4a (diff) | |
| download | gcc-49e76ff114c94634f01ec0e2406b9ece7d58ce2d.zip gcc-49e76ff114c94634f01ec0e2406b9ece7d58ce2d.tar.gz gcc-49e76ff114c94634f01ec0e2406b9ece7d58ce2d.tar.bz2 | |
re PR tree-optimization/71488 (Wrong code for vector comparisons with ivybridge and westmere targets)
gcc/
PR middle-end/71488
* tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
comparison of boolean vectors.
* tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
of boolean vectors using bitwise operations.
gcc/testsuite/
PR middle-end/71488
* g++.dg/pr71488.C: New test.
* gcc.dg/vect/vect-bool-cmp.c: New test.
From-SVN: r237706
Diffstat (limited to 'gcc/tree-vect-patterns.c')
| -rw-r--r-- | gcc/tree-vect-patterns.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/tree-vect-patterns.c b/gcc/tree-vect-patterns.c index 8a2221f..f0c515d 100644 --- a/gcc/tree-vect-patterns.c +++ b/gcc/tree-vect-patterns.c @@ -3763,7 +3763,8 @@ vect_recog_mask_conversion_pattern (vec<gimple *> *stmts, tree *type_in, if (rhs_code != BIT_IOR_EXPR && rhs_code != BIT_XOR_EXPR - && rhs_code != BIT_AND_EXPR) + && rhs_code != BIT_AND_EXPR + && TREE_CODE_CLASS (rhs_code) != tcc_comparison) return NULL; rhs2 = gimple_assign_rhs2 (last_stmt); |