105 void RegisterClassInfo::compute(const TargetRegisterClass *RC) const {  in compute()
106   assert(RC && "no register class given");  in compute()
107   RCInfo &RCI = RegClass[RC->getID()];  in compute()
111   unsigned NumRegs = RC->getNumRegs();  in compute()
124   ArrayRef<MCPhysReg> RawOrder = RC->getRawAllocationOrder(*MF);  in compute()
162           TRI->getLargestLegalSuperClass(RC, *MF))  in compute()
163     if (Super != RC && getNumAllocatableRegs(Super) > RCI.NumRegs)  in compute()
170     dbgs() << "AllocationOrder(" << TRI->getRegClassName(RC) << ") = [";  in compute()
184   const TargetRegisterClass *RC = nullptr;  in computePSetLimit()  local
198     if (!RC || NUnits > NumRCUnits) {  in computePSetLimit()
199       RC = C;  in computePSetLimit()
203   assert(RC && "Failed to find register class");  in computePSetLimit()
204   compute(RC);  in computePSetLimit()
205   unsigned NAllocatableRegs = getNumAllocatableRegs(RC);  in computePSetLimit()
213   unsigned NReserved = RC->getNumRegs() - NAllocatableRegs;  in computePSetLimit()
214   return RegPressureSetLimit - TRI->getRegClassWeight(RC).RegWeight * NReserved;  in computePSetLimit()