[all-commits] [llvm/llvm-project] 1a5f4e: [LV] Bundle sub reductions into VPExpressionRecipe

[Sam Tebbs via All-commits]

  Branch: refs/heads/users/SamTebbs33/expression-recipe-sub
  Home:   https://github.com/llvm/llvm-project
  Commit: 1a5f4e42e4f9d1eae0222302dcabdf08492f67c3
      https://github.com/llvm/llvm-project/commit/1a5f4e42e4f9d1eae0222302dcabdf08492f67c3
  Author: Samuel Tebbs <samuel.tebbs at arm.com>
  Date:   2025-07-06 (Sun, 06 Jul 2025)

  Changed paths:
    M llvm/include/llvm/Analysis/TargetTransformInfo.h
    M llvm/include/llvm/Analysis/TargetTransformInfoImpl.h
    M llvm/include/llvm/CodeGen/BasicTTIImpl.h
    M llvm/lib/Analysis/TargetTransformInfo.cpp
    M llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
    M llvm/lib/Target/AArch64/AArch64TargetTransformInfo.h
    M llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp
    M llvm/lib/Target/ARM/ARMTargetTransformInfo.h
    M llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
    M llvm/lib/Transforms/Vectorize/VPlan.h
    M llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp
    M llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp
    M llvm/lib/Transforms/Vectorize/VectorCombine.cpp
    M llvm/test/Transforms/LoopVectorize/vplan-printing-reductions.ll

  Log Message:
  -----------
  [LV] Bundle sub reductions into VPExpressionRecipe

This PR bundles sub reductions into the VPExpressionRecipe class and
adjusts the cost functions to take the negation into account.



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