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(parent: 5157834) | patch
Teach instcombine all sorts of great stuff about shifts that have exact, nuw or
authorNick Lewycky <nicholas@mxc.ca>
Wed, 4 Jan 2012 09:28:29 +0000 (09:28 +0000)
committerNick Lewycky <nicholas@mxc.ca>
Wed, 4 Jan 2012 09:28:29 +0000 (09:28 +0000)
commit148fd55ef3b47e224539eac7342c936bbf138ed5
tree4f19b09970b69b29616410e8a4257d23e9bee156tree | snapshot
parent515783466c24f9c5a9e6d9c7eb5ee7e4ab256358commit | diff
Teach instcombine all sorts of great stuff about shifts that have exact, nuw or
nsw bits on them.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147528 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Transforms/InstCombine/InstCombineShifts.cpp diff | blob | history
lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp diff | blob | history
test/Transforms/InstCombine/shift.ll diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors