[all-commits] [llvm/llvm-project] 212b2b: [VectorCombine][X86] foldShuffleOfCastops - fold s...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 212b2bbcd1583353bccef3418e94912a30775715
      https://github.com/llvm/llvm-project/commit/212b2bbcd1583353bccef3418e94912a30775715
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2024-04-04 (Thu, 04 Apr 2024)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/VectorCombine.cpp
    M llvm/test/Transforms/PhaseOrdering/X86/pr67803.ll
    M llvm/test/Transforms/VectorCombine/X86/shuffle-of-casts.ll

  Log Message:
  -----------
  [VectorCombine][X86] foldShuffleOfCastops - fold shuffle(cast(x),cast(y)) -> cast(shuffle(x,y)) iff cost efficient (#87510)

Based off the existing foldShuffleOfBinops fold

Fixes #67803



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