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[X86] When applying the shuffle-to-zero-extend transformation on floating point,...
authorAyman Musa <ayman.musa@intel.com>
Thu, 14 Sep 2017 12:06:38 +0000 (12:06 +0000)
committerAyman Musa <ayman.musa@intel.com>
Thu, 14 Sep 2017 12:06:38 +0000 (12:06 +0000)
commit8493f911925add2cd5f4781b10da722c7ab6c264
tree8840d432c6b60a97d18b2b45f08e8489adf4859b
parent122d0d1d69abb75284e8e0de4d1c3dd746579f25
[X86] When applying the shuffle-to-zero-extend transformation on floating point, bitcast to integer first.

Fix issue described in PR34577.

Differential Revision: https://reviews.llvm.org/D37803

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@313256 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Target/X86/X86ISelLowering.cpp
test/CodeGen/X86/vector-shuffle-combining-avx2.ll