196     MachineInstr *Def = PhysRegDef[SubReg];  in FindLastPartialDef()
229   MachineInstr *LastDef = PhysRegDef[Reg];  in HandlePhysRegUse()
246       PhysRegDef[Reg] = LastPartialDef;  in HandlePhysRegUse()
259         PhysRegDef[SubReg] = LastPartialDef;  in HandlePhysRegUse()
279   MachineInstr *LastDef = PhysRegDef[Reg];  in FindLastRefOrPartRef()
289     MachineInstr *Def = PhysRegDef[SubReg];  in FindLastRefOrPartRef()
309   MachineInstr *LastDef = PhysRegDef[Reg];  in HandlePhysRegKill()
338     MachineInstr *Def = PhysRegDef[SubReg];  in HandlePhysRegKill()
366     PhysRegDef[Reg]->addRegisterDead(Reg, TRI, true);  in HandlePhysRegKill()
372       if (PhysRegDef[Reg] == PhysRegDef[SubReg]) {  in HandlePhysRegKill()
373         MachineOperand *MO = PhysRegDef[Reg]->findRegisterDefOperand(SubReg);  in HandlePhysRegKill()
380         PhysRegDef[Reg]->addOperand(MachineOperand::CreateReg(SubReg,  in HandlePhysRegKill()
394   } else if (LastRefOrPartRef == PhysRegDef[Reg] && LastRefOrPartRef != MI) {  in HandlePhysRegKill()
425     if (!PhysRegDef[Reg] && !PhysRegUse[Reg])  in HandleRegMask()
434       if ((PhysRegDef[*SR] || PhysRegUse[*SR]) && MO.clobbersPhysReg(*SR))  in HandleRegMask()
444   if (PhysRegDef[Reg] || PhysRegUse[Reg]) {  in HandlePhysRegDef()
459       if (PhysRegDef[SubReg] || PhysRegUse[SubReg]) {  in HandlePhysRegDef()
490       PhysRegDef[SubReg] = &MI;  in UpdatePhysRegDefs()
607     if ((PhysRegDef[i] || PhysRegUse[i]) && !LiveOuts.count(i))  in runOnBlock()
617   PhysRegDef.assign(NumRegs, nullptr);  in runOnMachineFunction()
640     PhysRegDef.assign(NumRegs, nullptr);  in runOnMachineFunction()
663   PhysRegDef.clear();  in runOnMachineFunction()