Simon Pilgrim c6fddca294 [X86][SSE] Improve PSHUFB lowering from either input
Canonicalization may leave the zeroable vector in the first input.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@287461 91177308-0d34-0410-b5e6-96231b3b80d8
2016-11-19 20:41:48 +00:00
..
2016-11-15 06:49:28 +00:00