46     bool hasIdentical(Register Reg, MachineInstr *ArgMI) {  in hasIdentical()
47       MachineInstr *MI = lookup(Reg);  in hasIdentical()
60   void clearKillsForDef(Register Reg, MachineBasicBlock *MBB,
119 clearKillsForDef(Register Reg, MachineBasicBlock *MBB,  in clearKillsForDef()  argument
125   if (MachineInstr *KillMI = RegKills[MBB->getNumber()].lookup(Reg)) {  in clearKillsForDef()
126     KillMI->clearRegisterKills(Reg, TRI);  in clearKillsForDef()
131   if (MachineInstr *DefMI = RegDefs[MBB->getNumber()].lookup(Reg))  in clearKillsForDef()
136   if (!MBB->isLiveIn(Reg))  in clearKillsForDef()
137     MBB->addLiveIn(Reg);  in clearKillsForDef()
141       clearKillsForDef(Reg, Pred, Pred->end(), VisitedPreds);  in clearKillsForDef()
145   Register Reg = MI->getOperand(0).getReg();  in removeRedundantDef()  local
147   clearKillsForDef(Reg, MI->getParent(), MI->getIterator(), VisitedPreds);  in removeRedundantDef()
190     for (auto [Reg, DefMI] : RegDefs[FirstPred->getNumber()])  in processBlock()
193               [&, &Reg = Reg, &DefMI = DefMI](const MachineBasicBlock *Pred) {  in processBlock()
194                 return RegDefs[Pred->getNumber()].hasIdentical(Reg, DefMI);  in processBlock()
196         MBBDefs[Reg] = DefMI;  in processBlock()
229       Register Reg = DefI.first;  in processBlock()  local
230       if (MI.modifiesRegister(Reg, TRI)) {  in processBlock()
231         MBBDefs.erase(Reg);  in processBlock()
232         MBBKills.erase(Reg);  in processBlock()
233       } else if (MI.findRegisterUseOperandIdx(Reg, TRI, true /*isKill*/) != -1)  in processBlock()
235         MBBKills[Reg] = &MI;  in processBlock()