[all-commits] [llvm/llvm-project] e1bdb5: [CostModel][X86] Adjust shift SSE legalized costs ...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: e1bdb57958791f0635030d3211c6895b6ff65016
      https://github.com/llvm/llvm-project/commit/e1bdb57958791f0635030d3211c6895b6ff65016
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2021-07-22 (Thu, 22 Jul 2021)

  Changed paths:
    M llvm/lib/Target/X86/X86TargetTransformInfo.cpp
    M llvm/test/Analysis/CostModel/X86/div.ll
    M llvm/test/Analysis/CostModel/X86/fshl.ll
    M llvm/test/Analysis/CostModel/X86/fshr.ll
    M llvm/test/Analysis/CostModel/X86/intrinsic-cost-kinds.ll
    M llvm/test/Analysis/CostModel/X86/rem.ll
    M llvm/test/Analysis/CostModel/X86/vshift-ashr-cost-inseltpoison.ll
    M llvm/test/Analysis/CostModel/X86/vshift-ashr-cost.ll
    M llvm/test/Analysis/CostModel/X86/vshift-lshr-cost-inseltpoison.ll
    M llvm/test/Analysis/CostModel/X86/vshift-lshr-cost.ll
    M llvm/test/Analysis/CostModel/X86/vshift-shl-cost-inseltpoison.ll
    M llvm/test/Analysis/CostModel/X86/vshift-shl-cost.ll
    M llvm/test/Transforms/SLPVectorizer/X86/alternate-int-inseltpoison.ll
    M llvm/test/Transforms/SLPVectorizer/X86/alternate-int.ll
    M llvm/test/Transforms/SLPVectorizer/X86/shift-ashr.ll
    M llvm/test/Transforms/SLPVectorizer/X86/shift-lshr.ll
    M llvm/test/Transforms/SLPVectorizer/X86/shift-shl.ll

  Log Message:
  -----------
  [CostModel][X86] Adjust shift SSE legalized costs based on llvm-mca reports.

Update shl/lshr/ashr costs based on the worst case costs from the script in D103695.