[all-commits] [llvm/llvm-project] 4fcbe5: Revert rG2f9a4d308d4517eee85e373bc09920f85f91fdcd ...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 4fcbe5fbeda15220bbbd8f4dbd6909a66a19b779
      https://github.com/llvm/llvm-project/commit/4fcbe5fbeda15220bbbd8f4dbd6909a66a19b779
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2023-06-02 (Fri, 02 Jun 2023)

  Changed paths:
    M llvm/lib/Target/X86/X86LegalizerInfo.cpp
    R llvm/test/CodeGen/X86/GlobalISel/legalize-leading-zeros-undef.mir

  Log Message:
  -----------
  Revert rG2f9a4d308d4517eee85e373bc09920f85f91fdcd "[GlobalISel][X86] Add G_CTLZ_ZERO_UNDEF legalization handling"

Unintentional commit - G_CTLZ_ZERO_UNDEF will have to be custom handled as BSR needs the bits flipping (and we don't have a pattern for that yet).