llvm-6502/lib/Target/PowerPC/PowerPCRegisterInfo.h
2004-08-17 05:02:18 +00:00

55 lines
1.9 KiB
C++

//===- PowerPCRegisterInfo.h - PowerPC Register Information Impl -*- C++ -*-==//
//
// The LLVM Compiler Infrastructure
//
// This file was developed by the LLVM research group and is distributed under
// the University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains the PowerPC implementation of the MRegisterInfo class.
//
//===----------------------------------------------------------------------===//
#ifndef POWERPC_REGISTERINFO_H
#define POWERPC_REGISTERINFO_H
#include "llvm/Target/MRegisterInfo.h"
namespace llvm {
class Type;
class PowerPCRegisterInfo : public PowerPCGenRegisterInfo {
std::map<unsigned, unsigned> ImmToIdxMap;
public:
PowerPCRegisterInfo();
const TargetRegisterClass* getRegClassForType(const Type* Ty) const;
/// Code Generation virtual methods...
void storeRegToStackSlot(MachineBasicBlock &MBB,
MachineBasicBlock::iterator MBBI,
unsigned SrcReg, int FrameIndex) const;
void loadRegFromStackSlot(MachineBasicBlock &MBB,
MachineBasicBlock::iterator MBBI,
unsigned DestReg, int FrameIndex) const;
void copyRegToReg(MachineBasicBlock &MBB, MachineBasicBlock::iterator MBBI,
unsigned DestReg, unsigned SrcReg,
const TargetRegisterClass *RC) const;
void eliminateCallFramePseudoInstr(MachineFunction &MF,
MachineBasicBlock &MBB,
MachineBasicBlock::iterator I) const;
void eliminateFrameIndex(MachineBasicBlock::iterator II) const;
void emitPrologue(MachineFunction &MF) const;
void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const;
};
} // end namespace llvm
#endif