420     MCPhysReg Alias = *AI;  in usePhysReg()  local
421     switch (PhysRegState[Alias]) {  in usePhysReg()
434       assert((TRI->isSuperRegister(PhysReg, Alias) ||  in usePhysReg()
435               TRI->isSuperRegister(Alias, PhysReg)) &&  in usePhysReg()
439       if (TRI->isSuperRegister(PhysReg, Alias)) {  in usePhysReg()
441         setPhysRegState(Alias, regFree);  in usePhysReg()
442         MO.getParent()->addRegisterKilled(Alias, TRI, true);  in usePhysReg()
446       setPhysRegState(Alias, regDisabled);  in usePhysReg()
479     MCPhysReg Alias = *AI;  in definePhysReg()  local
480     switch (unsigned VirtReg = PhysRegState[Alias]) {  in definePhysReg()
488       setPhysRegState(Alias, regDisabled);  in definePhysReg()
489       if (TRI->isSuperRegister(PhysReg, Alias))  in definePhysReg()
527     MCPhysReg Alias = *AI;  in calcSpillCost()  local
528     switch (unsigned VirtReg = PhysRegState[Alias]) {  in calcSpillCost()