[PATCH] D111249: [X86] Don't use popcnt for parity if only bits 7:0 of the input can be non-zero.

[Craig Topper via Phabricator via llvm-commits]

craig.topper updated this revision to Diff 377609.
craig.topper added a comment.

Rebase after adding X86 and X64 check prefixes


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D111249/new/

https://reviews.llvm.org/D111249

Files:
  llvm/lib/Target/X86/X86ISelLowering.cpp
  llvm/test/CodeGen/X86/parity.ll

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