[all-commits] [llvm/llvm-project] 4eb30c: [LV][EVL] Support in-loop reduction using tail fol...

[Mel Chen via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 4eb30cfb3474e3770b465cdb39db3b7f6404c3ef
      https://github.com/llvm/llvm-project/commit/4eb30cfb3474e3770b465cdb39db3b7f6404c3ef
  Author: Mel Chen <mel.chen at sifive.com>
  Date:   2024-07-16 (Tue, 16 Jul 2024)

  Changed paths:
    M llvm/include/llvm/IR/VectorBuilder.h
    M llvm/include/llvm/Transforms/Utils/LoopUtils.h
    M llvm/lib/IR/VectorBuilder.cpp
    M llvm/lib/Transforms/Utils/LoopUtils.cpp
    M llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
    M llvm/lib/Transforms/Vectorize/VPlan.h
    M llvm/lib/Transforms/Vectorize/VPlanAnalysis.cpp
    M llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp
    M llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp
    M llvm/lib/Transforms/Vectorize/VPlanValue.h
    M llvm/test/Transforms/LoopVectorize/RISCV/inloop-reduction.ll
    A llvm/test/Transforms/LoopVectorize/RISCV/vectorize-force-tail-with-evl-cond-reduction.ll
    A llvm/test/Transforms/LoopVectorize/RISCV/vectorize-force-tail-with-evl-inloop-reduction.ll
    A llvm/test/Transforms/LoopVectorize/RISCV/vectorize-force-tail-with-evl-intermediate-store.ll
    A llvm/test/Transforms/LoopVectorize/RISCV/vectorize-force-tail-with-evl-ordered-reduction.ll
    A llvm/test/Transforms/LoopVectorize/RISCV/vectorize-force-tail-with-evl-reduction.ll
    A llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-intrinsics-reduction.ll
    M llvm/unittests/Transforms/Vectorize/VPlanTest.cpp

  Log Message:
  -----------
  [LV][EVL] Support in-loop reduction using tail folding with EVL. (#90184)

Following from #87816, add VPReductionEVLRecipe to describe vector
predication reduction.

Address one of TODOs from #76172.



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