llvm-6502/lib/Target/Alpha/AlphaRegisterInfo.h
2006-04-07 16:34:46 +00:00

66 lines
2.3 KiB
C++

//===- AlphaRegisterInfo.h - Alpha 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 Alpha implementation of the MRegisterInfo class.
//
//===----------------------------------------------------------------------===//
#ifndef ALPHAREGISTERINFO_H
#define ALPHAREGISTERINFO_H
#include "llvm/Target/MRegisterInfo.h"
#include "AlphaGenRegisterInfo.h.inc"
namespace llvm {
class Type;
struct AlphaRegisterInfo : public AlphaGenRegisterInfo {
AlphaRegisterInfo();
/// Code Generation virtual methods...
void storeRegToStackSlot(MachineBasicBlock &MBB,
MachineBasicBlock::iterator MBBI,
unsigned SrcReg, int FrameIndex,
const TargetRegisterClass *RC) const;
void loadRegFromStackSlot(MachineBasicBlock &MBB,
MachineBasicBlock::iterator MBBI,
unsigned DestReg, int FrameIndex,
const TargetRegisterClass *RC) const;
MachineInstr* foldMemoryOperand(MachineInstr *MI, unsigned OpNum,
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 processFunctionBeforeFrameFinalized(MachineFunction &MF) const;
void emitPrologue(MachineFunction &MF) const;
void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const;
// Debug information queries.
unsigned getRARegister() const;
unsigned getFrameRegister(MachineFunction &MF) const;
static std::string getPrettyName(unsigned reg);
};
} // end namespace llvm
#endif