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author | Evan Cheng <evan.cheng@apple.com> | 2010-02-18 02:13:50 +0000 |
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committer | Evan Cheng <evan.cheng@apple.com> | 2010-02-18 02:13:50 +0000 |
commit | 89bb7b56407bf81a5d5fdcdac7106d94bb30dd65 (patch) | |
tree | 92fb7534bd2dd143be928893e1134ef3f5153081 /configure | |
parent | ca82a15ad1830440dadfd18116d1a450df34b90a (diff) | |
download | external_llvm-89bb7b56407bf81a5d5fdcdac7106d94bb30dd65.zip external_llvm-89bb7b56407bf81a5d5fdcdac7106d94bb30dd65.tar.gz external_llvm-89bb7b56407bf81a5d5fdcdac7106d94bb30dd65.tar.bz2 |
Some dag combiner goodness:
Transform br (xor (x, y)) -> br (x != y)
Transform br (xor (xor (x,y), 1)) -> br (x == y)
Also normalize (and (X, 1) == / != 1 -> (and (X, 1)) != / == 0 to match to "test on x86" and "tst on arm"
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96556 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'configure')
0 files changed, 0 insertions, 0 deletions