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//==-- AlphaFrameLowering.h - Define frame lowering for Alpha --*- C++ -*---==//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
//
//
//===----------------------------------------------------------------------===//
#ifndef ALPHA_FRAMEINFO_H
#define ALPHA_FRAMEINFO_H
#include "Alpha.h"
#include "AlphaSubtarget.h"
#include "llvm/Target/TargetFrameLowering.h"
namespace llvm {
class AlphaSubtarget;
class AlphaFrameLowering : public TargetFrameLowering {
const AlphaSubtarget &STI;
// FIXME: This should end in MachineFunctionInfo, not here!
mutable int curgpdist;
public:
explicit AlphaFrameLowering(const AlphaSubtarget &sti)
: TargetFrameLowering(StackGrowsDown, 16, 0), STI(sti), curgpdist(0) {
}
/// emitProlog/emitEpilog - These methods insert prolog and epilog code into
/// the function.
void emitPrologue(MachineFunction &MF) const;
void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const;
bool hasFP(const MachineFunction &MF) const;
};
} // End llvm namespace
#endif
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