llvm-6502/lib/Target/ARM/ARMFrameInfo.h
2010-11-18 21:19:35 +00:00

46 lines
1.2 KiB
C++

//===-- ARMTargetFrameInfo.h - Define TargetFrameInfo for ARM ---*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
//
//
//===----------------------------------------------------------------------===//
#ifndef ARM_FRAMEINFO_H
#define ARM_FRAMEINFO_H
#include "ARM.h"
#include "ARMSubtarget.h"
#include "llvm/Target/TargetFrameInfo.h"
namespace llvm {
class ARMSubtarget;
class ARMFrameInfo : public TargetFrameInfo {
protected:
const ARMSubtarget &STI;
public:
explicit ARMFrameInfo(const ARMSubtarget &sti)
: TargetFrameInfo(StackGrowsDown, sti.getStackAlignment(), 0, 4), STI(sti) {
}
/// 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;
bool hasReservedCallFrame(const MachineFunction &MF) const;
bool canSimplifyCallFramePseudos(const MachineFunction &MF) const;
};
} // End llvm namespace
#endif