}
compute(RC);
unsigned NReserved = RC->getNumRegs() - getNumAllocatableRegs(RC);
- return TRI->getRegPressureSetLimit(Idx)
- - TRI->getRegClassWeight(RC).RegWeight * NReserved;
+ return TRI->getRegPressureSetLimit(*MF, Idx) -
+ TRI->getRegClassWeight(RC).RegWeight * NReserved;
}