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| author | Dan Gohman <gohman@apple.com> | 2010-07-23 18:03:30 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2010-07-23 18:03:30 +0000 |
| commit | a4f4d699ec627e798357929295aecd3d55b8d703 (patch) | |
| tree | 944ff423164cbdafb494cff07b41174d461f2da3 /Makefile.rules | |
| parent | 7c98283f0ef74a5663c4c4a0938a344b204336fd (diff) | |
| download | external_llvm-a4f4d699ec627e798357929295aecd3d55b8d703.zip external_llvm-a4f4d699ec627e798357929295aecd3d55b8d703.tar.gz external_llvm-a4f4d699ec627e798357929295aecd3d55b8d703.tar.bz2 | |
DAGCombine (shl (anyext x, c)) to (anyext (shl x, c)) if the high bits
are not demanded. This often allows the anyext to be folded away.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@109242 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'Makefile.rules')
0 files changed, 0 insertions, 0 deletions