[all-commits] [llvm/llvm-project] 0f0e2f: [GlobalISel] Turn shuffle a, b, mask -> shuffle un...

[Konstantin Schwarz via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 0f0e2fe97b6c771b7a70964bf321ad91788e6a22
      https://github.com/llvm/llvm-project/commit/0f0e2fe97b6c771b7a70964bf321ad91788e6a22
  Author: Konstantin Schwarz <konstantin.schwarz at amd.com>
  Date:   2024-11-14 (Thu, 14 Nov 2024)

  Changed paths:
    M llvm/include/llvm/CodeGen/GlobalISel/CombinerHelper.h
    M llvm/include/llvm/Target/GlobalISel/Combine.td
    M llvm/lib/CodeGen/GlobalISel/CombinerHelper.cpp
    M llvm/test/CodeGen/AArch64/GlobalISel/combine-extract-vec-elt.mir
    M llvm/test/CodeGen/AArch64/GlobalISel/combine-freeze.mir
    A llvm/test/CodeGen/AArch64/GlobalISel/prelegalizercombiner-shuffle-vector-disjoint-mask.mir
    M llvm/test/CodeGen/AArch64/aarch64-matrix-umull-smull.ll
    M llvm/test/CodeGen/AArch64/aarch64-smull.ll
    M llvm/test/CodeGen/AArch64/arm64-ext.ll
    M llvm/test/CodeGen/AArch64/arm64-extract_subvector.ll
    M llvm/test/CodeGen/AArch64/ext-narrow-index.ll

  Log Message:
  -----------
  [GlobalISel] Turn shuffle a, b, mask -> shuffle undef, b, mask iff mask does not reference a (#115377)



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