[all-commits] [llvm/llvm-project] a69673: [X86] Haswell/Broadwell - fix (V)ROUND*ri sched be...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: a69673615bb9f14794056470a32f70f60a52213d
      https://github.com/llvm/llvm-project/commit/a69673615bb9f14794056470a32f70f60a52213d
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2024-04-04 (Thu, 04 Apr 2024)

  Changed paths:
    M llvm/lib/Target/X86/X86SchedBroadwell.td
    M llvm/lib/Target/X86/X86SchedHaswell.td
    M llvm/test/tools/llvm-mca/X86/Broadwell/resources-avx1.s
    M llvm/test/tools/llvm-mca/X86/Broadwell/resources-sse41.s
    M llvm/test/tools/llvm-mca/X86/Haswell/resources-avx1.s
    M llvm/test/tools/llvm-mca/X86/Haswell/resources-sse41.s

  Log Message:
  -----------
  [X86] Haswell/Broadwell - fix (V)ROUND*ri sched behaviours to use 2*Port1

We were only using the Port23 memory ports and were missing the 2*Port1 uops entirely.

Confirmed by Agner + uops.info/uica



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