[PATCH] D78216: [TTI] Add DemandedElts to getScalarizationOverhead

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon updated this revision to Diff 258603.
RKSimon added a comment.

Improve vXf32 scalarization costs by accounting for the insertion into the 0'th index element of each 128-bit vector is free.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D78216/new/

https://reviews.llvm.org/D78216

Files:
  llvm/include/llvm/Analysis/TargetTransformInfo.h
  llvm/include/llvm/Analysis/TargetTransformInfoImpl.h
  llvm/include/llvm/CodeGen/BasicTTIImpl.h
  llvm/lib/Analysis/TargetTransformInfo.cpp
  llvm/lib/Target/Hexagon/HexagonTargetTransformInfo.cpp
  llvm/lib/Target/Hexagon/HexagonTargetTransformInfo.h
  llvm/lib/Target/X86/X86TargetTransformInfo.cpp
  llvm/lib/Target/X86/X86TargetTransformInfo.h
  llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
  llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
  llvm/test/Analysis/CostModel/X86/arith-fp.ll
  llvm/test/Analysis/CostModel/X86/extend.ll
  llvm/test/Analysis/CostModel/X86/fptosi.ll
  llvm/test/Analysis/CostModel/X86/fptoui.ll
  llvm/test/Analysis/CostModel/X86/fround.ll
  llvm/test/Analysis/CostModel/X86/intrinsic-cost.ll
  llvm/test/Analysis/CostModel/X86/load_store.ll
  llvm/test/Analysis/CostModel/X86/masked-intrinsic-cost.ll
  llvm/test/Analysis/CostModel/X86/sitofp.ll
  llvm/test/Transforms/LoopVectorize/X86/strided_load_cost.ll
  llvm/test/Transforms/SLPVectorizer/X86/minimum-sizes.ll
  llvm/test/Transforms/SLPVectorizer/X86/resched.ll
  llvm/test/Transforms/SLPVectorizer/X86/vectorize-reorder-reuse.ll

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