[all-commits] [llvm/llvm-project] 52e199: [X86] Add tests showing failure to combine AVX512 ...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 52e1995eca35da79d27576b94b614a7fd2420c41
      https://github.com/llvm/llvm-project/commit/52e1995eca35da79d27576b94b614a7fd2420c41
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2025-05-19 (Mon, 19 May 2025)

  Changed paths:
    M llvm/test/CodeGen/X86/vector-shuffle-combining-avx512f.ll

  Log Message:
  -----------
  [X86] Add tests showing failure to combine AVX512 shuffles to match "cross lane" SHLDQ/SRLDQ patterns using VALIGN

We match two input shuffles, but not if one input is zero



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