[llvm-branch-commits] [llvm] [LoopVectorizer] Bundle partial reductions inside VPMulAccumulateReductionRecipe (PR #136173)

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Thu Apr 17 11:03:33 PDT 2025


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git-clang-format --diff 56dcd90446b72d182e856cfffb09c31397f01c5e 89372f1b9283a74b52005c2ec3f3fda520c283a3 --extensions cpp,h -- llvm/include/llvm/Analysis/TargetTransformInfo.h llvm/lib/Analysis/TargetTransformInfo.cpp llvm/lib/Transforms/Vectorize/LoopVectorize.cpp llvm/lib/Transforms/Vectorize/VPlan.h llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp
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View the diff from clang-format here.
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diff --git a/llvm/lib/Transforms/Vectorize/VPlan.h b/llvm/lib/Transforms/Vectorize/VPlan.h
index 660cea629d..8f14a37f07 100644
--- a/llvm/lib/Transforms/Vectorize/VPlan.h
+++ b/llvm/lib/Transforms/Vectorize/VPlan.h
@@ -2345,7 +2345,8 @@ public:
                           FastMathFlags(), ReductionInst,
                           ArrayRef<VPValue *>({Op0, Op1}), Cond, false, {}),
         Opcode(Opcode) {
-    [[maybe_unused]] auto *AccumulatorRecipe = getChainOp()->getDefiningRecipe();
+    [[maybe_unused]] auto *AccumulatorRecipe =
+        getChainOp()->getDefiningRecipe();
     assert((isa<VPReductionPHIRecipe>(AccumulatorRecipe) ||
             isa<VPPartialReductionRecipe>(AccumulatorRecipe)) &&
            "Unexpected operand order for partial reduction recipe");

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https://github.com/llvm/llvm-project/pull/136173


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