unsigned SrcReg, int FrameIndex,
const TargetRegisterClass *RC) const;
+ void storeRegToAddr(MachineFunction &MF, unsigned SrcReg,
+ SmallVectorImpl<MachineOperand> &Addr,
+ const TargetRegisterClass *RC,
+ SmallVectorImpl<MachineInstr*> &NewMIs) const;
+
void loadRegFromStackSlot(MachineBasicBlock &MBB,
MachineBasicBlock::iterator MBBI,
unsigned DestReg, int FrameIndex,
const TargetRegisterClass *RC) const;
+ void loadRegFromAddr(MachineFunction &MF, unsigned DestReg,
+ SmallVectorImpl<MachineOperand> &Addr,
+ const TargetRegisterClass *RC,
+ SmallVectorImpl<MachineInstr*> &NewMIs) const;
+
void copyRegToReg(MachineBasicBlock &MBB, MachineBasicBlock::iterator MBBI,
unsigned DestReg, unsigned SrcReg,
- const TargetRegisterClass *RC) const;
+ const TargetRegisterClass *DestRC,
+ const TargetRegisterClass *SrcRC) const;
+ void reMaterialize(MachineBasicBlock &MBB, MachineBasicBlock::iterator MI,
+ unsigned DestReg, const MachineInstr *Orig) const;
+
virtual MachineInstr* foldMemoryOperand(MachineInstr* MI,
unsigned OpNum,
int FrameIndex) const;
- const unsigned *getCalleeSaveRegs() const;
+ virtual MachineInstr* foldMemoryOperand(MachineInstr* MI,
+ unsigned OpNum,
+ MachineInstr* LoadMI) const {
+ return 0;
+ }
- const TargetRegisterClass* const* getCalleeSaveRegClasses() const;
+ const unsigned *getCalleeSavedRegs(const MachineFunction *MF = 0) const;
+
+ const TargetRegisterClass* const* getCalleeSavedRegClasses(
+ const MachineFunction *MF = 0) const;
+
+ BitVector getReservedRegs(const MachineFunction &MF) const;
+
+ bool hasFP(const MachineFunction &MF) const;
void eliminateCallFramePseudoInstr(MachineFunction &MF,
MachineBasicBlock &MBB,
MachineBasicBlock::iterator I) const;
- void eliminateFrameIndex(MachineBasicBlock::iterator II) const;
+ void eliminateFrameIndex(MachineBasicBlock::iterator II,
+ int SPAdj, RegScavenger *RS = NULL) const;
void processFunctionBeforeFrameFinalized(MachineFunction &MF) const;
// Debug information queries.
unsigned getRARegister() const;
unsigned getFrameRegister(MachineFunction &MF) const;
+
+ // Exception handling queries.
+ unsigned getEHExceptionRegister() const;
+ unsigned getEHHandlerRegister() const;
};
} // end namespace llvm