[all-commits] [llvm/llvm-project] 0f2355: [X86] Fold broadcast(scalar) -> scalar_to_vector(s...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 0f235573de6386260afcd8fa144d24366927288c
      https://github.com/llvm/llvm-project/commit/0f235573de6386260afcd8fa144d24366927288c
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2024-09-20 (Fri, 20 Sep 2024)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp
    M llvm/test/CodeGen/X86/pr29222.ll
    M llvm/test/CodeGen/X86/shuffle-half.ll

  Log Message:
  -----------
  [X86] Fold broadcast(scalar) -> scalar_to_vector(scalar) if only the lowest element is demanded.



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