[all-commits] [llvm/llvm-project] e21a17: [X86] combineBROADCAST_LOAD - merge across chains ...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: e21a1737f3523488a04169096fa27d0914a142a7
      https://github.com/llvm/llvm-project/commit/e21a1737f3523488a04169096fa27d0914a142a7
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2025-02-22 (Sat, 22 Feb 2025)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp
    M llvm/test/CodeGen/X86/any_extend_vector_inreg_of_broadcast_from_memory.ll
    M llvm/test/CodeGen/X86/zero_extend_vector_inreg_of_broadcast_from_memory.ll

  Log Message:
  -----------
  [X86] combineBROADCAST_LOAD - merge across chains (#128209)

Remove the restriction when reusing wider BROADCAST_LOAD nodes that both nodes couldn't have uses of their load chains - use makeEquivalentMemoryOrdering to merge the chains instead.



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