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(parent: 37aa33b) | patch
Don't insert 128-bit UNDEF into 256-bit vectors. Just keep the 256-bit vector. Origin...
authorCraig Topper <craig.topper@gmail.com>
Wed, 20 Jun 2012 05:39:26 +0000 (05:39 +0000)
committerCraig Topper <craig.topper@gmail.com>
Wed, 20 Jun 2012 05:39:26 +0000 (05:39 +0000)
commit703c38bf584b39275ba517982677491607f46d20
tree0cc0bda0b2e5930f460d25d3ae3fd76fd4c690cetree | snapshot
parent37aa33bc11c01a7142bfa2428a5a4d219b07b6c3commit | diff
Don't insert 128-bit UNDEF into 256-bit vectors. Just keep the 256-bit vector. Original patch by Elena Demikhovsky. Tweaked by me to allow possibility of covering more cases.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158792 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Target/X86/X86ISelLowering.cpp diff | blob | history
test/CodeGen/X86/avx-shuffle-x86_32.ll diff | blob | history
test/CodeGen/X86/avx-shuffle.ll diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors