[all-commits] [llvm/llvm-project] 3d107c: [CostModel][X86] Relax fcmp costs on SSE41 targets...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 3d107ce2b2f00e723dbce28adc4930484f0e3c49
      https://github.com/llvm/llvm-project/commit/3d107ce2b2f00e723dbce28adc4930484f0e3c49
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2022-05-06 (Fri, 06 May 2022)

  Changed paths:
    M llvm/lib/Target/X86/X86TargetTransformInfo.cpp
    M llvm/test/Analysis/CostModel/X86/fcmp.ll

  Log Message:
  -----------
  [CostModel][X86] Relax fcmp costs on SSE41 targets or later

Only pre-SSE41 targets double-pump the fp comparison ops