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| author | Jakub Jelinek <jakub@redhat.com> | 2010-09-13 23:00:03 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2010-09-13 23:00:03 +0200 |
| commit | ef3be7da315db90f5d311b43464c5341fa33d5e2 (patch) | |
| tree | 142dc459a1da90111739127e8c28d54c9c9564e9 /libjava | |
| parent | fa0921fcd0c899546fe2d4f6f4cee0ab01ea97eb (diff) | |
| download | gcc-ef3be7da315db90f5d311b43464c5341fa33d5e2.zip gcc-ef3be7da315db90f5d311b43464c5341fa33d5e2.tar.gz gcc-ef3be7da315db90f5d311b43464c5341fa33d5e2.tar.bz2 | |
re PR rtl-optimization/45617 (optimize bit shift+compare at RTL level)
PR rtl-optimization/45617
* combine.c (simplify_comparison): Optimize (X >> N) {>,>=,<,<=} C
even if low N bits of X aren't known to be zero.
* gcc.target/i386/pr45617.c: New test.
From-SVN: r164257
Diffstat (limited to 'libjava')
0 files changed, 0 insertions, 0 deletions