[all-commits] [llvm/llvm-project] a88be1: [VectorCombine] Add test coverage for #114901

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: a88be11eef59b1722030e1219109ea0b76eebbe5
      https://github.com/llvm/llvm-project/commit/a88be11eef59b1722030e1219109ea0b76eebbe5
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2024-11-05 (Tue, 05 Nov 2024)

  Changed paths:
    A llvm/test/Transforms/VectorCombine/X86/pr114901.ll

  Log Message:
  -----------
  [VectorCombine] Add test coverage for #114901


  Commit: 05e838f428555bcc4507bd37912da60ea9110ef6
      https://github.com/llvm/llvm-project/commit/05e838f428555bcc4507bd37912da60ea9110ef6
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2024-11-05 (Tue, 05 Nov 2024)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/VectorCombine.cpp
    M llvm/test/Transforms/VectorCombine/X86/pr114901.ll

  Log Message:
  -----------
  [VectorCombine] foldExtractedCmps - disable fold on non-commutative binops

The fold needs to be adjusted to correctly track the LHS/RHS operands, which will take some refactoring, for now just disable the fold in this case.

Fixes #114901


Compare: https://github.com/llvm/llvm-project/compare/49dfbd13ad84...05e838f42855

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