[all-commits] [llvm/llvm-project] 062058: [InstCombine] Use analyzeKnownBitsFromAndXorOr() i...

[Nikita Popov via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 062058ef36c3a5a41f5c2ad2fd1a53f7a099e956
      https://github.com/llvm/llvm-project/commit/062058ef36c3a5a41f5c2ad2fd1a53f7a099e956
  Author: Nikita Popov <npopov at redhat.com>
  Date:   2023-11-30 (Thu, 30 Nov 2023)

  Changed paths:
    M llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp

  Log Message:
  -----------
  [InstCombine] Use analyzeKnownBitsFromAndXorOr() in multi-use demanded bits

We were using this helper in single-use demanded bits but not
multi-use demanded bits.

This fixes an assertion failure when asserting consistency between
computeKnownBits() and SimplifyDemandedBits().