1038     MachineInstr &Root, SmallVectorImpl<unsigned> &Patterns) const {  in getAccumulatorReassociationPatterns()  argument
1042   unsigned Opc = Root.getOpcode();  in getAccumulatorReassociationPatterns()
1047   MachineBasicBlock &MBB = *Root.getParent();  in getAccumulatorReassociationPatterns()
1049   if (!MRI.hasOneNonDBGUser(Root.getOperand(0).getReg()))  in getAccumulatorReassociationPatterns()
1052   auto User = MRI.use_instr_begin(Root.getOperand(0).getReg());  in getAccumulatorReassociationPatterns()
1058   getAccumulatorChain(&Root, Chain);  in getAccumulatorReassociationPatterns()
1081     MachineInstr &Root, MachineRegisterInfo &MRI,  in reduceAccumulatorTree()  argument
1089   unsigned ReduceOpCode = getReduceOpcodeForAccumulator(Root.getOpcode());  in reduceAccumulatorTree()
1101           MRI.getRegClass(Root.getOperand(0).getReg()));  in reduceAccumulatorTree()
1109         BuildMI(MF, MIMetadata(Root), TII->get(ReduceOpCode), Dest)  in reduceAccumulatorTree()
1113     MIB->setFlags(Root.getFlags());  in reduceAccumulatorTree()
1147     MachineInstr &Root, SmallVectorImpl<unsigned> &Patterns,  in getMachineCombinerPatterns()  argument
1150   if (isReassociationCandidate(Root, Commute)) {  in getMachineCombinerPatterns()
1164   if (getAccumulatorReassociationPatterns(Root, Patterns))  in getMachineCombinerPatterns()
1187                                          const MachineInstr &Root,  in getReassociationOpcodes()  argument
1189   bool AssocCommutRoot = isAssociativeAndCommutative(Root);  in getReassociationOpcodes()
1196     assert(Root.getOpcode() == Prev.getOpcode() && "Expected to be equal");  in getReassociationOpcodes()
1197     return std::make_pair(Root.getOpcode(), Root.getOpcode());  in getReassociationOpcodes()
1204   assert(areOpcodesEqualOrInverse(Root.getOpcode(), Prev.getOpcode()) &&  in getReassociationOpcodes()
1206   unsigned AssocCommutOpcode = Root.getOpcode();  in getReassociationOpcodes()
1207   unsigned InverseOpcode = *getInverseOpcode(Root.getOpcode());  in getReassociationOpcodes()
1291     const MachineInstr &Root, unsigned Pattern,  in getReassociateOperandIndices()  argument
1314     MachineInstr &Root, MachineInstr &Prev, unsigned Pattern,  in reassociateOps()  argument
1319   MachineFunction *MF = Root.getMF();  in reassociateOps()
1323   const TargetRegisterClass *RC = Root.getRegClassConstraint(0, TII, TRI);  in reassociateOps()
1326   MachineOperand &OpB = Root.getOperand(OperandIndices[2]);  in reassociateOps()
1328   MachineOperand &OpY = Root.getOperand(OperandIndices[4]);  in reassociateOps()
1329   MachineOperand &OpC = Root.getOperand(0);  in reassociateOps()
1354   auto [NewRootOpc, NewPrevOpc] = getReassociationOpcodes(Pattern, Root, Prev);  in reassociateOps()
1430       buildMINoImplicit(*MF, MIMetadata(Root), TII->get(NewRootOpc), RegC);  in reassociateOps()
1431   for (const auto &MO : Root.explicit_operands()) {  in reassociateOps()
1443   MIB2.copyImplicitOps(Root);  in reassociateOps()
1448   uint32_t IntersectedFlags = Root.getFlags() & Prev.getFlags();  in reassociateOps()
1459   setSpecialOperandAttr(Root, Prev, *MIB1, *MIB2);  in reassociateOps()
1465   DelInstrs.push_back(&Root);  in reassociateOps()
1475   if (unsigned OldRootNum = Root.peekDebugInstrNum())  in reassociateOps()
1480     MachineInstr &Root, unsigned Pattern,  in genAlternativeCodeSequence()  argument
1484   MachineRegisterInfo &MRI = Root.getMF()->getRegInfo();  in genAlternativeCodeSequence()
1485   MachineBasicBlock &MBB = *Root.getParent();  in genAlternativeCodeSequence()
1497     getReassociateOperandIndices(Root, Pattern, OperandIndices);  in genAlternativeCodeSequence()
1499         MRI.getUniqueVRegDef(Root.getOperand(OperandIndices[0]).getReg());  in genAlternativeCodeSequence()
1502     if (Prev->getParent() != Root.getParent())  in genAlternativeCodeSequence()
1505     reassociateOps(Root, *Prev, Pattern, InsInstrs, DelInstrs, OperandIndices,  in genAlternativeCodeSequence()
1511     getAccumulatorChain(&Root, ChainRegs);  in genAlternativeCodeSequence()
1531         unsigned OpCode = getAccumulationStartOpcode(Root.getOpcode());  in genAlternativeCodeSequence()
1541         AccReg = Instr->getOperand(0).getReg() == Root.getOperand(0).getReg()  in genAlternativeCodeSequence()
1543                            MRI.getRegClass(Root.getOperand(0).getReg()))  in genAlternativeCodeSequence()
1571       reduceAccumulatorTree(RegistersToReduce, InsInstrs, MF, Root, MRI,  in genAlternativeCodeSequence()
1572                             InstIdxForVirtReg, Root.getOperand(0).getReg());  in genAlternativeCodeSequence()