[all-commits] [llvm/llvm-project] 9f2035: [VPlan] Move tail folding logic out of addMiddleCh...

[Luke Lau via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 9f2035d27cb534ab7be6fe3e41603eba74e66df5
      https://github.com/llvm/llvm-project/commit/9f2035d27cb534ab7be6fe3e41603eba74e66df5
  Author: Luke Lau <luke at igalia.com>
  Date:   2026-06-15 (Mon, 15 Jun 2026)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
    M llvm/lib/Transforms/Vectorize/VPlanConstruction.cpp
    M llvm/lib/Transforms/Vectorize/VPlanTransforms.h
    M llvm/test/Transforms/LoopVectorize/VPlan/tail-folding.ll
    M llvm/unittests/Transforms/Vectorize/VPlanTestBase.h

  Log Message:
  -----------
  [VPlan] Move tail folding logic out of addMiddleCheck. NFC (#203475)

We simplify the TripCount == VectorTrip count condition with tail
folding, but we can just do that in foldTailByMasking and keep the
logic in one place instead.



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