724 struct ReductionData {  struct
725   ReductionData() = delete;
726   ReductionData(ReductionKind Kind, unsigned Opcode, Value *LHS, Value *RHS)  in ReductionData()  argument
734   bool hasSameData(ReductionData &RD) const {  in hasSameData()  argument
740 static Optional<ReductionData> getReductionData(Instruction *I) {  in getReductionData()
743     return ReductionData(RK_Arithmetic, I->getOpcode(), L, R);  in getReductionData()
752       return ReductionData(RK_MinMax, CI->getOpcode(), L, R);  in getReductionData()
757       return ReductionData(RK_UnsignedMinMax, CI->getOpcode(), L, R);  in getReductionData()
777   Optional<ReductionData> RD = getReductionData(I);  in matchPairwiseReductionAtLevel()
821     Optional<ReductionData> NextLevelRD =  in matchPairwiseReductionAtLevel()
862   Optional<ReductionData> RD = getReductionData(RdxStart);  in matchPairwiseReduction()
927   Optional<ReductionData> RD = getReductionData(RdxStart);  in matchVectorSplittingReduction()
955     Optional<ReductionData> RDLevel = getReductionData(RdxOp);  in matchVectorSplittingReduction()