[all-commits] [llvm/llvm-project] 83552e: [CostModel][X86] Add CostKinds handling for SSE FC...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 83552e8c72b8c41d7a07fbd4bf859ece3eb55099
      https://github.com/llvm/llvm-project/commit/83552e8c72b8c41d7a07fbd4bf859ece3eb55099
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2022-09-06 (Tue, 06 Sep 2022)

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

  Log Message:
  -----------
  [CostModel][X86] Add CostKinds handling for SSE FCMP_ONE/FCMP_UEQ predicates

These require special handling to account for their expansion in lowering.

I'm trying very hard not to have to add predicate specific costs - but it might be inevitable.....