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//===- MSP430MachineFuctionInfo.h - MSP430 machine function info -*- C++ -*-==//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file declares MSP430-specific per-machine-function information.
//
//===----------------------------------------------------------------------===//
#ifndef MSP430MACHINEFUNCTIONINFO_H
#define MSP430MACHINEFUNCTIONINFO_H
#include "llvm/CodeGen/MachineFunction.h"
namespace llvm {
/// MSP430MachineFunctionInfo - This class is derived from MachineFunction and
/// contains private MSP430 target-specific information for each MachineFunction.
class MSP430MachineFunctionInfo : public MachineFunctionInfo {
virtual void anchor();
/// CalleeSavedFrameSize - Size of the callee-saved register portion of the
/// stack frame in bytes.
unsigned CalleeSavedFrameSize;
/// ReturnAddrIndex - FrameIndex for return slot.
int ReturnAddrIndex;
/// VarArgsFrameIndex - FrameIndex for start of varargs area.
int VarArgsFrameIndex;
public:
MSP430MachineFunctionInfo() : CalleeSavedFrameSize(0) {}
explicit MSP430MachineFunctionInfo(MachineFunction &MF)
: CalleeSavedFrameSize(0), ReturnAddrIndex(0) {}
unsigned getCalleeSavedFrameSize() const { return CalleeSavedFrameSize; }
void setCalleeSavedFrameSize(unsigned bytes) { CalleeSavedFrameSize = bytes; }
int getRAIndex() const { return ReturnAddrIndex; }
void setRAIndex(int Index) { ReturnAddrIndex = Index; }
int getVarArgsFrameIndex() const { return VarArgsFrameIndex;}
void setVarArgsFrameIndex(int Index) { VarArgsFrameIndex = Index; }
};
} // End llvm namespace
#endif
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