225     MachineInstr *Def = PhysRegDef[SubReg];  in FindLastPartialDef()
256   MachineInstr *LastDef = PhysRegDef[Reg];  in HandlePhysRegUse()
273       PhysRegDef[Reg] = LastPartialDef;  in HandlePhysRegUse()
285         PhysRegDef[SubReg] = LastPartialDef;  in HandlePhysRegUse()
304   MachineInstr *LastDef = PhysRegDef[Reg];  in FindLastRefOrPartRef()
313     MachineInstr *Def = PhysRegDef[SubReg];  in FindLastRefOrPartRef()
333   MachineInstr *LastDef = PhysRegDef[Reg];  in HandlePhysRegKill()
361     MachineInstr *Def = PhysRegDef[SubReg];  in HandlePhysRegKill()
388     PhysRegDef[Reg]->addRegisterDead(Reg, TRI, true);  in HandlePhysRegKill()
393       if (PhysRegDef[Reg] == PhysRegDef[SubReg]) {  in HandlePhysRegKill()
395             PhysRegDef[Reg]->findRegisterDefOperand(SubReg, /*TRI=*/nullptr);  in HandlePhysRegKill()
402         PhysRegDef[Reg]->addOperand(MachineOperand::CreateReg(SubReg,  in HandlePhysRegKill()
415   } else if (LastRefOrPartRef == PhysRegDef[Reg] && LastRefOrPartRef != MI) {  in HandlePhysRegKill()
446     if (!PhysRegDef[Reg] && !PhysRegUse[Reg])  in HandleRegMask()
455       if (SR < NumRegs && (PhysRegDef[SR] || PhysRegUse[SR]) &&  in HandleRegMask()
466   if (PhysRegDef[Reg] || PhysRegUse[Reg]) {  in HandlePhysRegDef()
479       if (PhysRegDef[SubReg] || PhysRegUse[SubReg]) {  in HandlePhysRegDef()
506       PhysRegDef[SubReg] = &MI;  in UpdatePhysRegDefs()
624     if ((PhysRegDef[i] || PhysRegUse[i]) && !LiveOuts.count(i))  in runOnBlock()
634   PhysRegDef.assign(NumRegs, nullptr);  in analyze()
656     PhysRegDef.assign(NumRegs, nullptr);  in analyze()
679   PhysRegDef.clear();  in analyze()