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[InstCombine] Support ~(c-X) --> X+(-c-1) and ~(X-c) --> (-c-1)-X for splat vectors.
authorCraig Topper <craig.topper@intel.com>
Sun, 6 Aug 2017 06:28:41 +0000 (06:28 +0000)
committerCraig Topper <craig.topper@intel.com>
Sun, 6 Aug 2017 06:28:41 +0000 (06:28 +0000)
commit946e6ed8ac684741c0a5256d1a0b5667b32b236b
tree6a3c250ba92651b8483a15f2a2b2e3df69c352e1
parenta8f11c10872947ae75e12f31a2ad222094536d53
[InstCombine] Support ~(c-X) --> X+(-c-1) and ~(X-c) --> (-c-1)-X for splat vectors.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@310195 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Transforms/InstCombine/InstCombineAndOrXor.cpp
test/Transforms/InstCombine/vec_phi_extract.ll
test/Transforms/InstCombine/xor.ll