[PATCH] D133919: [InstCombine] Fold ((x?1:4)&(y?1:4))==0 to x^y

Marc Auberer via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Sep 16 16:41:56 PDT 2022


marcauberer updated this revision to Diff 460944.
marcauberer added a comment.

Consider more checks and icmp ne as well


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D133919/new/

https://reviews.llvm.org/D133919

Files:
  llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp
  llvm/test/Transforms/InstCombine/select_and_icmpeq.ll
  llvm/test/Transforms/InstCombine/select_and_icmpne.ll

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