[all-commits] [llvm/llvm-project] 5f8cf3: [X86] IsElementEquivalent - add handling for X86IS...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 5f8cf33650c0c71119ecf81f07014329d9466d0d
      https://github.com/llvm/llvm-project/commit/5f8cf33650c0c71119ecf81f07014329d9466d0d
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2025-06-04 (Wed, 04 Jun 2025)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp
    M llvm/test/CodeGen/X86/any_extend_vector_inreg_of_broadcast.ll
    M llvm/test/CodeGen/X86/any_extend_vector_inreg_of_broadcast_from_memory.ll
    M llvm/test/CodeGen/X86/copy-low-subvec-elt-to-high-subvec-elt.ll
    M llvm/test/CodeGen/X86/zero_extend_vector_inreg_of_broadcast.ll
    M llvm/test/CodeGen/X86/zero_extend_vector_inreg_of_broadcast_from_memory.ll

  Log Message:
  -----------
  [X86] IsElementEquivalent - add handling for X86ISD::VPERMI nodes. (#142767)

On AVX2+ targets these are often used to splat subvectors.



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