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[X86][SSE] Reuse zeroable element mask in PSHUFB vector shuffle lowering. NFCI
authorSimon Pilgrim <llvm-dev@redking.me.uk>
Sat, 5 Nov 2016 17:53:27 +0000 (17:53 +0000)
committerSimon Pilgrim <llvm-dev@redking.me.uk>
Sat, 5 Nov 2016 17:53:27 +0000 (17:53 +0000)
commit3cae21960e8064f1ec3bdb02199e27437f7f4fd1
tree82b085883fbcd730053fdf5bdf56f221aabfd5d2tree | snapshot
parenta432208bcab544c6d604766cf9efa088f53a64a3commit | diff
[X86][SSE] Reuse zeroable element mask in PSHUFB vector shuffle lowering. NFCI

Don't regenerate a zeroable element mask with computeZeroableShuffleElements when its already available.

llvm-svn: 286042
llvm/lib/Target/X86/X86ISelLowering.cpp diff | blob | history
Domain: System / Toolchain;