MipsRegisterInfo.h [plain text]
#ifndef MIPSREGISTERINFO_H
#define MIPSREGISTERINFO_H
#include "Mips.h"
#include "llvm/Target/TargetRegisterInfo.h"
#include "MipsGenRegisterInfo.h.inc"
namespace llvm {
class MipsSubtarget;
class TargetInstrInfo;
class Type;
namespace Mips {
enum SubregIndex {
SUBREG_FPEVEN = 1, SUBREG_FPODD = 2
};
}
struct MipsRegisterInfo : public MipsGenRegisterInfo {
const MipsSubtarget &Subtarget;
const TargetInstrInfo &TII;
MipsRegisterInfo(const MipsSubtarget &Subtarget, const TargetInstrInfo &tii);
static unsigned getRegisterNumbering(unsigned RegEnum);
static unsigned getPICCallReg();
void adjustMipsStackFrame(MachineFunction &MF) 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;
unsigned eliminateFrameIndex(MachineBasicBlock::iterator II,
int SPAdj, FrameIndexValue *Value = NULL,
RegScavenger *RS = NULL) const;
void processFunctionBeforeFrameFinalized(MachineFunction &MF) const;
void emitPrologue(MachineFunction &MF) const;
void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const;
unsigned getRARegister() const;
unsigned getFrameRegister(const MachineFunction &MF) const;
unsigned getEHExceptionRegister() const;
unsigned getEHHandlerRegister() const;
int getDwarfRegNum(unsigned RegNum, bool isEH) const;
};
}
#endif