//===-- AMDILFrameLowering.h ----------------------------------------------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure This file is distributed under the
// University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

#ifndef _AMDILFRAME_LOWERING_H_
#define _AMDILFRAME_LOWERING_H_
#include "AMDIL.h"
#include "llvm/Target/TargetFrameLowering.h"

/// Information about the stack frame layout on the AMDIL targets. It holds
/// the direction of the stack growth, the known stack alignment on entry to
/// each function, and the offset to the locals area.
/// See TargetFrameInfo for more comments.

namespace llvm {
class AMDILFrameLowering : public TargetFrameLowering {
public:
  AMDILFrameLowering(StackDirection D, unsigned StackAl, int LAO, unsigned
                     TransAl = 1);
  virtual ~AMDILFrameLowering();
  virtual int getFrameIndexOffset(const MachineFunction &MF,
                                  int FI) const;
  virtual const SpillSlot *
  getCalleeSavedSpillSlots(unsigned &NumEntries) const;
  virtual void emitPrologue(MachineFunction &MF) const;
  virtual void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const;
  virtual bool hasFP(const MachineFunction &MF) const;
};   // class AMDILFrameLowering
} // namespace llvm
#endif // _AMDILFRAME_LOWERING_H_