/// getPointerRegClass - Return the register class to use to hold pointers.
/// This is used for addressing modes.
- virtual const TargetRegisterClass *
- getPointerRegClass(const MachineFunction &MF, unsigned Kind=0) const;
+ const TargetRegisterClass *
+ getPointerRegClass(const MachineFunction &MF, unsigned Kind=0) const override;
unsigned getRegPressureLimit(const TargetRegisterClass *RC,
- MachineFunction &MF) const;
+ MachineFunction &MF) const override;
const TargetRegisterClass*
- getLargestLegalSuperClass(const TargetRegisterClass *RC) const;
+ getLargestLegalSuperClass(const TargetRegisterClass *RC) const override;
/// Code Generation virtual methods...
- const uint16_t *getCalleeSavedRegs(const MachineFunction* MF = 0) const;
- const uint32_t *getCallPreservedMask(CallingConv::ID CC) const;
+ const MCPhysReg *
+ getCalleeSavedRegs(const MachineFunction* MF =nullptr) const override;
+ const uint32_t *getCallPreservedMask(CallingConv::ID CC) const override;
const uint32_t *getNoPreservedMask() const;
- BitVector getReservedRegs(const MachineFunction &MF) const;
+ BitVector getReservedRegs(const MachineFunction &MF) const override;
/// We require the register scavenger.
- bool requiresRegisterScavenging(const MachineFunction &MF) const {
+ bool requiresRegisterScavenging(const MachineFunction &MF) const override {
return true;
}
- bool requiresFrameIndexScavenging(const MachineFunction &MF) const {
+ bool requiresFrameIndexScavenging(const MachineFunction &MF) const override {
return true;
}
- bool trackLivenessAfterRegAlloc(const MachineFunction &MF) const {
+ bool trackLivenessAfterRegAlloc(const MachineFunction &MF) const override {
return true;
}
- virtual bool requiresVirtualBaseRegisters(const MachineFunction &MF) const {
+ bool requiresVirtualBaseRegisters(const MachineFunction &MF) const override {
return true;
}
unsigned FrameIndex) const;
bool hasReservedSpillSlot(const MachineFunction &MF, unsigned Reg,
- int &FrameIdx) const;
+ int &FrameIdx) const override;
void eliminateFrameIndex(MachineBasicBlock::iterator II,
int SPAdj, unsigned FIOperandNum,
- RegScavenger *RS = NULL) const;
+ RegScavenger *RS = nullptr) const override;
// Support for virtual base registers.
- bool needsFrameBaseReg(MachineInstr *MI, int64_t Offset) const;
+ bool needsFrameBaseReg(MachineInstr *MI, int64_t Offset) const override;
void materializeFrameBaseRegister(MachineBasicBlock *MBB,
unsigned BaseReg, int FrameIdx,
- int64_t Offset) const;
- void resolveFrameIndex(MachineBasicBlock::iterator I,
- unsigned BaseReg, int64_t Offset) const;
- bool isFrameOffsetLegal(const MachineInstr *MI, int64_t Offset) const;
+ int64_t Offset) const override;
+ void resolveFrameIndex(MachineInstr &MI, unsigned BaseReg,
+ int64_t Offset) const override;
+ bool isFrameOffsetLegal(const MachineInstr *MI,
+ int64_t Offset) const override;
// Debug information queries.
- unsigned getFrameRegister(const MachineFunction &MF) const;
+ unsigned getFrameRegister(const MachineFunction &MF) const override;
// Base pointer (stack realignment) support.
unsigned getBaseRegister(const MachineFunction &MF) const;
bool hasBasePointer(const MachineFunction &MF) const;
bool canRealignStack(const MachineFunction &MF) const;
- bool needsStackRealignment(const MachineFunction &MF) const;
+ bool needsStackRealignment(const MachineFunction &MF) const override;
};
} // end namespace llvm