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[X86][AVX2] Simplify PACKUS combine test
authorSimon Pilgrim <llvm-dev@redking.me.uk>
Sun, 1 Oct 2017 18:17:39 +0000 (18:17 +0000)
committerSimon Pilgrim <llvm-dev@redking.me.uk>
Sun, 1 Oct 2017 18:17:39 +0000 (18:17 +0000)
commit5b915478413a0be19c4dae10b110d7add0e10484
treef34cb34c88b352f36ee26ab08da6aab0b793406ctree | snapshot
parent62a43ff365b766a30c0bc6dcac079a7988a55488commit | diff
[X86][AVX2] Simplify PACKUS combine test

Trying to use a AND mask is tricky as after legalization its nigh impossible for computeKnownBits to do anything with it

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@314630 91177308-0d34-0410-b5e6-96231b3b80d8
test/CodeGen/X86/vector-shuffle-combining-avx2.ll diff | blob | history
external/llvm
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