[all-commits] [llvm/llvm-project] b0bc46: [X86] Fix bad instregex in VPMOVSX/ZX znver4 512-b...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: b0bc4674b761a71974e561184d055ac8159fd578
      https://github.com/llvm/llvm-project/commit/b0bc4674b761a71974e561184d055ac8159fd578
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2024-11-25 (Mon, 25 Nov 2024)

  Changed paths:
    M llvm/lib/Target/X86/X86ScheduleZnver4.td
    M llvm/test/tools/llvm-mca/X86/Znver4/resources-avx1.s
    M llvm/test/tools/llvm-mca/X86/Znver4/resources-sse41.s

  Log Message:
  -----------
  [X86] Fix bad instregex in VPMOVSX/ZX znver4 512-bit patterns.

The Z size was optional, meaning it matched with the 128-bit SSE instructions as well.

Noticed while triaging the strange perf numbers on #110308



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