[all-commits] [llvm/llvm-project] 080ca9: [VPlan] Create resume phis in scalar preheader ear...

[Florian Hahn via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 080ca902c6aaf1a1bf48df04a65ed163825b2006
      https://github.com/llvm/llvm-project/commit/080ca902c6aaf1a1bf48df04a65ed163825b2006
  Author: Florian Hahn <flo at fhahn.com>
  Date:   2025-11-22 (Sat, 22 Nov 2025)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
    M llvm/lib/Transforms/Vectorize/VPlan.h
    M llvm/lib/Transforms/Vectorize/VPlanConstruction.cpp
    M llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp
    M llvm/lib/Transforms/Vectorize/VPlanTransforms.h
    M llvm/unittests/Transforms/Vectorize/VPlanHCFGTest.cpp
    M llvm/unittests/Transforms/Vectorize/VPlanVerifierTest.cpp

  Log Message:
  -----------
  [VPlan] Create resume phis in scalar preheader early. (NFC) (#166099)

Create phi recipes for scalar resume value up front in addInitialSkeleton during initial construction. This will allow moving the remaining code dealing with resume values to VPlan transforms/construction.

PR: https://github.com/llvm/llvm-project/pull/166099



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