[all-commits] [llvm/llvm-project] ef85b0: [VPlan] Check scalar VF in removeRedundantCanonica...

[Florian Hahn via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: ef85b0c454e62e2236ce04fcd0ffec793190cbbf
      https://github.com/llvm/llvm-project/commit/ef85b0c454e62e2236ce04fcd0ffec793190cbbf
  Author: Florian Hahn <flo at fhahn.com>
  Date:   2026-02-12 (Thu, 12 Feb 2026)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp
    M llvm/test/Transforms/LoopVectorize/first-order-recurrence-tail-folding.ll
    M llvm/test/Transforms/LoopVectorize/first-order-recurrence.ll
    M llvm/test/Transforms/LoopVectorize/strict-fadd-interleave-only.ll

  Log Message:
  -----------
  [VPlan] Check scalar VF in removeRedundantCanonicalIVs.

When the plan has only a scalar VF, we never generate vectors for IVs,
so we can always perform the replacement.



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