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[X86][SSE] Move extract_subvector(pshufb) fold to SimplifyDemandedVectorEltsForTargetNode
authorSimon Pilgrim <llvm-dev@redking.me.uk>
Wed, 1 May 2019 10:58:38 +0000 (10:58 +0000)
committerSimon Pilgrim <llvm-dev@redking.me.uk>
Wed, 1 May 2019 10:58:38 +0000 (10:58 +0000)
commit10164fd0af4c55790473e5b0b17d686d66e1a0ae
treeeac0be4a2a92bc85021ae583a47f9fb9a56097e3tree | snapshot
parent2a774bf95f823db240e3e16624516dc3b8e519edcommit | diff
[X86][SSE] Move extract_subvector(pshufb) fold to SimplifyDemandedVectorEltsForTargetNode

This lets us hit more cases than combineExtractSubvector and allows us reuse more code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@359669 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Target/X86/X86ISelLowering.cpp diff | blob | history
test/CodeGen/X86/var-permute-128.ll diff | blob | history
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