[PATCH] D116554: [VPlan] Add & use utility to check if only the first lane is used.

[Florian Hahn via Phabricator via llvm-commits]

fhahn updated this revision to Diff 397547.
fhahn added a comment.

Address comments, thanks! Move to namespace and also consider VPWidenMemoryInstructionRecipes as uniform, if they are consecutive and the def is used as pointer only.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D116554/new/

https://reviews.llvm.org/D116554

Files:
  llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
  llvm/lib/Transforms/Vectorize/VPlan.cpp
  llvm/lib/Transforms/Vectorize/VPlan.h
  llvm/test/Transforms/LoopVectorize/X86/conversion-cost.ll
  llvm/test/Transforms/LoopVectorize/X86/optsize.ll
  llvm/test/Transforms/LoopVectorize/X86/pr36524.ll
  llvm/test/Transforms/LoopVectorize/X86/uniform_mem_op.ll
  llvm/test/Transforms/LoopVectorize/first-order-recurrence-complex.ll
  llvm/test/Transforms/LoopVectorize/loop-form.ll

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