33   : Tag(0), MF(nullptr), TRI(nullptr), CalleeSaved(nullptr) {}  in RegisterClassInfo()
40   if (MF->getSubtarget().getRegisterInfo() != TRI) {  in runOnMachineFunction()
41     TRI = MF->getSubtarget().getRegisterInfo();  in runOnMachineFunction()
42     RegClass.reset(new RCInfo[TRI->getNumRegClasses()]);  in runOnMachineFunction()
43     unsigned NumPSets = TRI->getNumRegPressureSets();  in runOnMachineFunction()
50   assert(TRI && "no register info set");  in runOnMachineFunction()
51   const MCPhysReg *CSR = TRI->getCalleeSavedRegs(MF);  in runOnMachineFunction()
56     CSRNum.resize(TRI->getNumRegs(), 0);  in runOnMachineFunction()
58       for (MCRegAliasIterator AI(Reg, TRI, true); AI.isValid(); ++AI)  in runOnMachineFunction()
103     unsigned Cost = TRI->getCostPerUse(PhysReg);  in compute()
122     unsigned Cost = TRI->getCostPerUse(PhysReg);  in compute()
135           TRI->getLargestLegalSuperClass(RC, *MF))  in compute()
143     dbgs() << "AllocationOrder(" << TRI->getRegClassName(RC) << ") = [";  in compute()
145       dbgs() << ' ' << PrintReg(RCI.Order[I], TRI);  in compute()
160          RI = TRI->regclass_begin(), RE = TRI->regclass_end(); RI != RE; ++RI) {  in computePSetLimit()
161     const int *PSetID = TRI->getRegClassPressureSets(*RI);  in computePSetLimit()
171     unsigned NUnits = TRI->getRegClassWeight(*RI).WeightLimit;  in computePSetLimit()
179   return TRI->getRegPressureSetLimit(*MF, Idx) -  in computePSetLimit()
180          TRI->getRegClassWeight(RC).RegWeight * NReserved;  in computePSetLimit()