virtual const SpillSlot *
getCalleeSavedSpillSlots(unsigned &NumEntries) const {
NumEntries = 0;
- return 0;
+ return nullptr;
}
/// targetHandlesStackFrameRounding - Returns true if the target is
/// before PrologEpilogInserter scans the physical registers used to determine
/// what callee saved registers should be spilled. This method is optional.
virtual void processFunctionBeforeCalleeSavedScan(MachineFunction &MF,
- RegScavenger *RS = NULL) const {
+ RegScavenger *RS = nullptr) const {
}
/// replaced with direct constants. This method is optional.
///
virtual void processFunctionBeforeFrameFinalized(MachineFunction &MF,
- RegScavenger *RS = NULL) const {
+ RegScavenger *RS = nullptr) const {
}
/// eliminateCallFramePseudoInstr - This method is called during prolog/epilog