class XCoreInstrInfo : public TargetInstrInfoImpl {
const XCoreRegisterInfo RI;
public:
- XCoreInstrInfo(void);
+ XCoreInstrInfo();
/// getRegisterInfo - TargetInstrInfo is a superset of MRegister info. As
/// such, whenever a client has an instance of instruction info, it should
///
virtual const TargetRegisterInfo &getRegisterInfo() const { return RI; }
- /// Return true if the instruction is a register to register move and
- /// leave the source and dest operands in the passed parameters.
- ///
+ /// 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) const;
+ 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
virtual bool AnalyzeBranch(MachineBasicBlock &MBB, MachineBasicBlock *&TBB,
MachineBasicBlock *&FBB,
- SmallVectorImpl<MachineOperand> &Cond) const;
+ SmallVectorImpl<MachineOperand> &Cond,
+ bool AllowModify) const;
virtual unsigned InsertBranch(MachineBasicBlock &MBB, MachineBasicBlock *TBB,
MachineBasicBlock *FBB,
unsigned SrcReg, bool isKill, int FrameIndex,
const TargetRegisterClass *RC) const;
- virtual void storeRegToAddr(MachineFunction &MF, unsigned SrcReg, bool isKill,
- SmallVectorImpl<MachineOperand> &Addr,
- const TargetRegisterClass *RC,
- SmallVectorImpl<MachineInstr*> &NewMIs) const;
-
virtual void loadRegFromStackSlot(MachineBasicBlock &MBB,
MachineBasicBlock::iterator MI,
unsigned DestReg, int FrameIndex,
const TargetRegisterClass *RC) const;
- virtual void loadRegFromAddr(MachineFunction &MF, unsigned DestReg,
- SmallVectorImpl<MachineOperand> &Addr,
- const TargetRegisterClass *RC,
- SmallVectorImpl<MachineInstr*> &NewMIs) const;
-
virtual bool spillCalleeSavedRegisters(MachineBasicBlock &MBB,
MachineBasicBlock::iterator MI,
const std::vector<CalleeSavedInfo> &CSI) const;