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| author | Richard Biener <rguenther@suse.de> | 2015-07-21 14:03:57 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2015-07-21 14:03:57 +0000 |
| commit | 2d79964613a139ba588c52c7d6390f5f6745d74e (patch) | |
| tree | 9d1fbe883757df7ca019c76a26b10b1a9cb1fa9d /gcc/graphite-optimize-isl.c | |
| parent | 22be23495a1f0cd1ae6a1aca32c39edb9f7a9c51 (diff) | |
| download | gcc-2d79964613a139ba588c52c7d6390f5f6745d74e.zip gcc-2d79964613a139ba588c52c7d6390f5f6745d74e.tar.gz gcc-2d79964613a139ba588c52c7d6390f5f6745d74e.tar.bz2 | |
re PR tree-optimization/66948 (Performance regression in bit manipulation code)
2015-07-21 Richard Biener <rguenther@suse.de>
PR tree-optimization/66948
* genmatch.c (capture_info::walk_match): Also recurse to
captures. Properly compute expr state from captures of
captures.
* match.pd: Add single-use guards to
(X & C2) >> C1 into (X >> C1) & (C2 >> C1) transform.
From-SVN: r226041
Diffstat (limited to 'gcc/graphite-optimize-isl.c')
0 files changed, 0 insertions, 0 deletions