[PATCH] D134218: [VPlan] Sink non-uniform recieps for scalar plans.

[Florian Hahn via Phabricator via llvm-commits]

fhahn updated this revision to Diff 482872.
fhahn added a comment.

Rebased patch on top of current `main`.

In D134218#3802359 <https://reviews.llvm.org/D134218#3802359>, @Ayal wrote:

> LGTM.
>
> This is essentially saying that for VF=1 every recipe is uniform (across VF lanes), or none are.
> Perhaps this should be done more 'uniformly', as in CM.isUniformAfterVectorization(I, VF) which returns true if (VF.isScalar()) regardless of I.

Thanks! That might be an option in the future.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D134218/new/

https://reviews.llvm.org/D134218

Files:
  llvm/lib/Transforms/Vectorize/VPlan.h
  llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp
  llvm/test/Transforms/LoopVectorize/interleave-and-scalarize-only.ll
  llvm/test/Transforms/LoopVectorize/vplan-sink-scalars-and-merge-vf1.ll

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