390   auto IsReassociableFMA = [&](const MachineInstr &Instr, int16_t &AddOpIdx,  in getFMAPatterns()
410     AddOpIdx = FMAOpIdxInfo[Idx][InfoArrayIdxAddOpIdx];  in getFMAPatterns()
412     const MachineOperand &OpAdd = Instr.getOperand(AddOpIdx);  in getFMAPatterns()
423   int16_t AddOpIdx = -1;  in getFMAPatterns()  local
440     if (IsReassociableFMA(Root, AddOpIdx, MulOpIdx, true)) {  in getFMAPatterns()
494   AddOpIdx = -1;  in getFMAPatterns()
495   if (!IsReassociableFMA(Root, AddOpIdx, MulOpIdx, false))  in getFMAPatterns()
498   assert((AddOpIdx >= 0) && "add operand index not right!");  in getFMAPatterns()
500   Register RegB = Root.getOperand(AddOpIdx).getReg();  in getFMAPatterns()
504   AddOpIdx = -1;  in getFMAPatterns()
505   if (!IsReassociableFMA(*Prev, AddOpIdx, MulOpIdx, false))  in getFMAPatterns()
508   assert((AddOpIdx >= 0) && "add operand index not right!");  in getFMAPatterns()
510   Register RegA = Prev->getOperand(AddOpIdx).getReg();  in getFMAPatterns()
512   AddOpIdx = -1;  in getFMAPatterns()
513   if (IsReassociableFMA(*Leaf, AddOpIdx, MulOpIdx, true)) {  in getFMAPatterns()
809   uint16_t AddOpIdx = FMAOpIdxInfo[Idx][InfoArrayIdxAddOpIdx];  in reassociateFMA()  local
819     Prev = MRI.getUniqueVRegDef(Root.getOperand(AddOpIdx).getReg());  in reassociateFMA()
820     Leaf = MRI.getUniqueVRegDef(Prev->getOperand(AddOpIdx).getReg());  in reassociateFMA()
855     GetOperandInfo(Instr.getOperand(AddOpIdx), AddOp, AddOpKillFlag);  in reassociateFMA()
871     GetOperandInfo(Leaf->getOperand(AddOpIdx), RegX, KillX);  in reassociateFMA()
905     MI->getOperand(AddOpIdx).setReg(RegAdd);  in reassociateFMA()
906     MI->getOperand(AddOpIdx).setIsKill(KillAdd);  in reassociateFMA()
930     if (AddOpIdx != 1) {  in reassociateFMA()
971     if (AddOpIdx != 1) {  in reassociateFMA()