///
virtual const TargetRegisterInfo &getRegisterInfo() const { return RI; }
- /// Return true if the instruction is a register to register move and return
- /// the source and dest operands and their sub-register indices by reference.
- virtual bool isMoveInstr(const MachineInstr &MI,
- unsigned &SrcReg, unsigned &DstReg,
- unsigned &SrcSubIdx, unsigned &DstSubIdx) const;
-
/// isLoadFromStackSlot - If the specified machine instruction is a direct
/// load from a stack slot, return the virtual or physical register number of
/// the destination along with the FrameIndex of the loaded stack slot. If
bool AllowModify) const;
virtual unsigned InsertBranch(MachineBasicBlock &MBB, MachineBasicBlock *TBB,
- MachineBasicBlock *FBB,
- const SmallVectorImpl<MachineOperand> &Cond) const;
+ MachineBasicBlock *FBB,
+ const SmallVectorImpl<MachineOperand> &Cond,
+ DebugLoc DL) const;
virtual unsigned RemoveBranch(MachineBasicBlock &MBB) const;
- virtual bool copyRegToReg(MachineBasicBlock &MBB,
- MachineBasicBlock::iterator I,
- unsigned DestReg, unsigned SrcReg,
- const TargetRegisterClass *DestRC,
- const TargetRegisterClass *SrcRC) const;
+ virtual void copyPhysReg(MachineBasicBlock &MBB,
+ MachineBasicBlock::iterator I, DebugLoc DL,
+ unsigned DestReg, unsigned SrcReg,
+ bool KillSrc) const;
virtual void storeRegToStackSlot(MachineBasicBlock &MBB,
MachineBasicBlock::iterator MI,
unsigned SrcReg, bool isKill, int FrameIndex,
- const TargetRegisterClass *RC) const;
+ const TargetRegisterClass *RC,
+ const TargetRegisterInfo *TRI) const;
virtual void loadRegFromStackSlot(MachineBasicBlock &MBB,
MachineBasicBlock::iterator MI,
unsigned DestReg, int FrameIndex,
- const TargetRegisterClass *RC) const;
-
- virtual bool spillCalleeSavedRegisters(MachineBasicBlock &MBB,
- MachineBasicBlock::iterator MI,
- const std::vector<CalleeSavedInfo> &CSI) const;
-
- virtual bool restoreCalleeSavedRegisters(MachineBasicBlock &MBB,
- MachineBasicBlock::iterator MI,
- const std::vector<CalleeSavedInfo> &CSI) const;
+ const TargetRegisterClass *RC,
+ const TargetRegisterInfo *TRI) const;
- virtual bool BlockHasNoFallThrough(const MachineBasicBlock &MBB) const;
virtual bool ReverseBranchCondition(
SmallVectorImpl<MachineOperand> &Cond) const;