void processFunctionBeforeFrameFinalized(MachineFunction &MF,
RegScavenger *RS = nullptr) const override;
void addScavengingSpillSlot(MachineFunction &MF, RegScavenger *RS) const;
void processFunctionBeforeFrameFinalized(MachineFunction &MF,
RegScavenger *RS = nullptr) const override;
void addScavengingSpillSlot(MachineFunction &MF, RegScavenger *RS) const;