[llvm-branch-commits] [llvm] [LV] Bundle sub reductions into VPExpressionRecipe (PR #147255)

[David Sherwood via llvm-branch-commits]

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@@ -5538,7 +5538,7 @@ LoopVectorizationCostModel::getReductionPatternCost(Instruction *I,
                              TTI::CastContextHint::None, CostKind, RedOp);
 
     InstructionCost RedCost = TTI.getMulAccReductionCost(
-        IsUnsigned, RdxDesc.getRecurrenceType(), ExtType, CostKind);
+        IsUnsigned, RdxDesc.getRecurrenceType(), ExtType, false, CostKind);
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david-arm wrote:

nit: `/*Negated=*/false` and same for other below.

https://github.com/llvm/llvm-project/pull/147255