[all-commits] [llvm/llvm-project] ae9733: [CostModel][X86] Improve AVX512 FDIV costs

Simon Pilgrim via All-commits all-commits at lists.llvm.org
Sun Jun 6 13:42:05 PDT 2021


  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: ae973380c5f6be77ce395022be40350942260be9
      https://github.com/llvm/llvm-project/commit/ae973380c5f6be77ce395022be40350942260be9
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2021-06-06 (Sun, 06 Jun 2021)

  Changed paths:
    M llvm/lib/Target/X86/X86TargetTransformInfo.cpp
    M llvm/test/Analysis/CostModel/X86/arith-fp.ll
    M llvm/test/Transforms/PhaseOrdering/X86/vdiv.ll

  Log Message:
  -----------
  [CostModel][X86] Improve AVX512 FDIV costs

Add missing v16f32/v8f64 costs and adjust other costs as well based off the SkylakeServer model




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