[all-commits] [llvm/llvm-project] c2472b: [VectorCombine][X86] foldShuffleOfIntrinsics - pro...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: c2472be3fb359e640587f84ea668c98a2d86888b
      https://github.com/llvm/llvm-project/commit/c2472be3fb359e640587f84ea668c98a2d86888b
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2025-12-03 (Wed, 03 Dec 2025)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/VectorCombine.cpp
    M llvm/test/Transforms/VectorCombine/X86/shuffle-of-fma-const.ll

  Log Message:
  -----------
  [VectorCombine][X86] foldShuffleOfIntrinsics - provide the arguments to a getShuffleCost call (#170465)

Ensure the arguments are passed to the getShuffleCost calls to improve
cost analysis, in particular if these are constant the costs will be
recognised as free

Noticed while reviewing #170052



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