[all-commits] [llvm/llvm-project] 62e2eb: [X86] Fix pipe resources for FP HADD/SUB instructions

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 62e2eb2154cac79db20012287823abbf35de8cb4
      https://github.com/llvm/llvm-project/commit/62e2eb2154cac79db20012287823abbf35de8cb4
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2024-06-06 (Thu, 06 Jun 2024)

  Changed paths:
    M llvm/lib/Target/X86/X86SchedIceLake.td
    M llvm/lib/Target/X86/X86SchedSkylakeServer.td
    M llvm/test/tools/llvm-mca/X86/IceLakeServer/resources-avx1.s
    M llvm/test/tools/llvm-mca/X86/IceLakeServer/resources-sse3.s
    M llvm/test/tools/llvm-mca/X86/SkylakeServer/resources-avx1.s
    M llvm/test/tools/llvm-mca/X86/SkylakeServer/resources-sse3.s

  Log Message:
  -----------
  [X86] Fix pipe resources for FP HADD/SUB instructions

IceLakeServer/SkylakeServer can only use Port01 for the FADD/FSUB stage

Confirmed with uops.info + Agner



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