[PATCH] D113603: [x86] fold vector (X > -1) & Y to shift+andn

[Sanjay Patel via Phabricator via llvm-commits]

spatel updated this revision to Diff 386604.
spatel marked an inline comment as done.
spatel added a comment.

Patch updated:
Added tests with i1 types and runs to exercise AVX512 targets. I'm not very familiar with those patterns, but it looks like that could use some follow-ups? Pre-AVX512 looks ideal to me.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D113603/new/

https://reviews.llvm.org/D113603

Files:
  llvm/lib/Target/X86/X86ISelLowering.cpp
  llvm/test/CodeGen/X86/vector-pcmp.ll
  llvm/test/CodeGen/X86/vselect-zero.ll

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