232   if (!LastDef && !PhysRegUse[Reg]) {  in HandlePhysRegUse()
265   } else if (LastDef && !PhysRegUse[Reg] &&  in HandlePhysRegUse()
274     PhysRegUse[*SubRegs] = &MI;  in HandlePhysRegUse()
281   MachineInstr *LastUse = PhysRegUse[Reg];  in FindLastRefOrPartRef()
297     } else if (MachineInstr *Use = PhysRegUse[SubReg]) {  in FindLastRefOrPartRef()
311   MachineInstr *LastUse = PhysRegUse[Reg];  in HandlePhysRegKill()
350     if (MachineInstr *Use = PhysRegUse[SubReg]) {  in HandlePhysRegKill()
362   if (!PhysRegUse[Reg]) {  in HandlePhysRegKill()
390           PhysRegUse[*SS] = LastRefOrPartRef;  in HandlePhysRegKill()
426     if (!PhysRegDef[Reg] && !PhysRegUse[Reg])  in HandleRegMask()
435       if ((PhysRegDef[*SR] || PhysRegUse[*SR]) && MO.clobbersPhysReg(*SR))  in HandleRegMask()
445   if (PhysRegDef[Reg] || PhysRegUse[Reg]) {  in HandlePhysRegDef()
460       if (PhysRegDef[SubReg] || PhysRegUse[SubReg]) {  in HandlePhysRegDef()
493       PhysRegUse[SubReg]  = nullptr;  in UpdatePhysRegDefs()
611     if ((PhysRegDef[i] || PhysRegUse[i]) && !LiveOuts.count(i))  in runOnBlock()
622   PhysRegUse.assign(NumRegs, nullptr);  in runOnMachineFunction()
645     PhysRegUse.assign(NumRegs, nullptr);  in runOnMachineFunction()
668   PhysRegUse.clear();  in runOnMachineFunction()