MSP430FrameLowering.h [plain text]
#ifndef MSP430_FRAMEINFO_H
#define MSP430_FRAMEINFO_H
#include "MSP430.h"
#include "MSP430Subtarget.h"
#include "llvm/Target/TargetFrameLowering.h"
namespace llvm {
class MSP430Subtarget;
class MSP430FrameLowering : public TargetFrameLowering {
protected:
const MSP430Subtarget &STI;
public:
explicit MSP430FrameLowering(const MSP430Subtarget &sti)
: TargetFrameLowering(TargetFrameLowering::StackGrowsDown, 2, -2), STI(sti) {
}
void emitPrologue(MachineFunction &MF) const;
void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const;
bool spillCalleeSavedRegisters(MachineBasicBlock &MBB,
MachineBasicBlock::iterator MI,
const std::vector<CalleeSavedInfo> &CSI,
const TargetRegisterInfo *TRI) const;
bool restoreCalleeSavedRegisters(MachineBasicBlock &MBB,
MachineBasicBlock::iterator MI,
const std::vector<CalleeSavedInfo> &CSI,
const TargetRegisterInfo *TRI) const;
bool hasFP(const MachineFunction &MF) const;
bool hasReservedCallFrame(const MachineFunction &MF) const;
};
}
#endif