[all-commits] [llvm/llvm-project] 61fadd: [X86] Fast AVX-512-VNNI vpdpwssd tuning (#85375)

[Ganesh via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 61fadd0b09fb012b628b050725d348ad2164f328
      https://github.com/llvm/llvm-project/commit/61fadd0b09fb012b628b050725d348ad2164f328
  Author: Ganesh <Ganesh.Gopalasubramanian at amd.com>
  Date:   2024-03-15 (Fri, 15 Mar 2024)

  Changed paths:
    M llvm/lib/Target/X86/X86.td
    M llvm/lib/Target/X86/X86InstrInfo.cpp
    M llvm/lib/Target/X86/X86InstrPredicates.td
    M llvm/lib/Target/X86/X86TargetTransformInfo.h
    A llvm/test/CodeGen/X86/vpdpwssd.ll

  Log Message:
  -----------
  [X86] Fast AVX-512-VNNI vpdpwssd tuning (#85375)

Adding a tuning feature to fix
https://github.com/llvm/llvm-project/issues/84182
Generates vpdpwssd (instead of vpmaddwd + vpaddd sequence)



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