[all-commits] [llvm/llvm-project] 982dc4: [X86] combineINSERT_SUBVECTOR - peek through BITCA...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 982dc4f20cce5c6b92b1d9e3235ecf84cc84e149
      https://github.com/llvm/llvm-project/commit/982dc4f20cce5c6b92b1d9e3235ecf84cc84e149
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2026-06-05 (Fri, 05 Jun 2026)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp
    M llvm/test/CodeGen/X86/vector-interleaved-store-i8-stride-3.ll
    M llvm/test/CodeGen/X86/vector-interleaved-store-i8-stride-4.ll
    M llvm/test/CodeGen/X86/vector-shuffle-512-v16.ll
    M llvm/test/CodeGen/X86/x86-interleaved-access.ll

  Log Message:
  -----------
  [X86] combineINSERT_SUBVECTOR - peek through BITCAST and EXTRACT_SUBVECTOR when trying to find shuffle combine candidates (#201781)

Helps with some expanded CONCAT_VECTORS cases where both halves came
from wider shuffles.

More yak shaving for #199445



To unsubscribe from these emails, change your notification settings at https://github.com/llvm/llvm-project/settings/notifications