XCoreFrameLowering.h [plain text]
#ifndef LLVM_LIB_TARGET_XCORE_XCOREFRAMELOWERING_H
#define LLVM_LIB_TARGET_XCORE_XCOREFRAMELOWERING_H
#include "llvm/Target/TargetFrameLowering.h"
#include "llvm/Target/TargetMachine.h"
namespace llvm {
class XCoreSubtarget;
class XCoreFrameLowering: public TargetFrameLowering {
public:
XCoreFrameLowering(const XCoreSubtarget &STI);
void emitPrologue(MachineFunction &MF) const override;
void emitEpilogue(MachineFunction &MF,
MachineBasicBlock &MBB) const override;
bool spillCalleeSavedRegisters(MachineBasicBlock &MBB,
MachineBasicBlock::iterator MI,
const std::vector<CalleeSavedInfo> &CSI,
const TargetRegisterInfo *TRI) const override;
bool restoreCalleeSavedRegisters(MachineBasicBlock &MBB,
MachineBasicBlock::iterator MI,
const std::vector<CalleeSavedInfo> &CSI,
const TargetRegisterInfo *TRI) const override;
void eliminateCallFramePseudoInstr(MachineFunction &MF,
MachineBasicBlock &MBB,
MachineBasicBlock::iterator I) const override;
bool hasFP(const MachineFunction &MF) const override;
void processFunctionBeforeCalleeSavedScan(MachineFunction &MF,
RegScavenger *RS = nullptr) const override;
void processFunctionBeforeFrameFinalized(MachineFunction &MF,
RegScavenger *RS = nullptr) const override;
static int stackSlotSize() {
return 4;
}
};
}
#endif