[all-commits] [llvm/llvm-project] 2d7f0b: [X86] Fold ANDNP(undef, x)/ANDNP(x, undef) -> 0

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 2d7f0b1c2216108ed46fa25324a727614f58ee12
      https://github.com/llvm/llvm-project/commit/2d7f0b1c2216108ed46fa25324a727614f58ee12
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2022-04-29 (Fri, 29 Apr 2022)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp
    M llvm/test/CodeGen/X86/pr55158.ll

  Log Message:
  -----------
  [X86] Fold ANDNP(undef,x)/ANDNP(x,undef) -> 0

Matches the fold in DAGCombiner::visitANDLike.