195     MachineInstr *Def = PhysRegDef[SubReg];  in FindLastPartialDef()
226   MachineInstr *LastDef = PhysRegDef[Reg];  in HandlePhysRegUse()
243       PhysRegDef[Reg] = LastPartialDef;  in HandlePhysRegUse()
255         PhysRegDef[SubReg] = LastPartialDef;  in HandlePhysRegUse()
274   MachineInstr *LastDef = PhysRegDef[Reg];  in FindLastRefOrPartRef()
283     MachineInstr *Def = PhysRegDef[SubReg];  in FindLastRefOrPartRef()
303   MachineInstr *LastDef = PhysRegDef[Reg];  in HandlePhysRegKill()
331     MachineInstr *Def = PhysRegDef[SubReg];  in HandlePhysRegKill()
358     PhysRegDef[Reg]->addRegisterDead(Reg, TRI, true);  in HandlePhysRegKill()
363       if (PhysRegDef[Reg] == PhysRegDef[SubReg]) {  in HandlePhysRegKill()
364         MachineOperand *MO = PhysRegDef[Reg]->findRegisterDefOperand(SubReg);  in HandlePhysRegKill()
371         PhysRegDef[Reg]->addOperand(MachineOperand::CreateReg(SubReg,  in HandlePhysRegKill()
384   } else if (LastRefOrPartRef == PhysRegDef[Reg] && LastRefOrPartRef != MI) {  in HandlePhysRegKill()
415     if (!PhysRegDef[Reg] && !PhysRegUse[Reg])  in HandleRegMask()
424       if (SR < NumRegs && (PhysRegDef[SR] || PhysRegUse[SR]) &&  in HandleRegMask()
435   if (PhysRegDef[Reg] || PhysRegUse[Reg]) {  in HandlePhysRegDef()
448       if (PhysRegDef[SubReg] || PhysRegUse[SubReg]) {  in HandlePhysRegDef()
475       PhysRegDef[SubReg] = &MI;  in UpdatePhysRegDefs()
593     if ((PhysRegDef[i] || PhysRegUse[i]) && !LiveOuts.count(i))  in runOnBlock()
603   PhysRegDef.assign(NumRegs, nullptr);  in runOnMachineFunction()
625     PhysRegDef.assign(NumRegs, nullptr);  in runOnMachineFunction()
648   PhysRegDef.clear();  in runOnMachineFunction()