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//===-- MipsFrameLowering.h - Define frame lowering for Mips ----*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
//
//
//===----------------------------------------------------------------------===//
#ifndef MIPS_FRAMEINFO_H
#define MIPS_FRAMEINFO_H
#include "Mips.h"
#include "MipsSubtarget.h"
#include "llvm/Target/TargetFrameLowering.h"
namespace llvm {
class MipsSubtarget;
class MipsFrameLowering : public TargetFrameLowering {
protected:
const MipsSubtarget &STI;
public:
explicit MipsFrameLowering(const MipsSubtarget &sti)
: TargetFrameLowering(StackGrowsDown, sti.hasMips64() ? 16 : 8, 0,
sti.hasMips64() ? 16 : 8), STI(sti) {}
static const MipsFrameLowering *create(MipsTargetMachine &TM,
const MipsSubtarget &ST);
bool hasFP(const MachineFunction &MF) const;
protected:
uint64_t estimateStackSize(const MachineFunction &MF) const;
};
/// Create MipsInstrInfo objects.
const MipsFrameLowering *createMips16FrameLowering(const MipsSubtarget &ST);
const MipsFrameLowering *createMipsSEFrameLowering(const MipsSubtarget &ST);
} // End llvm namespace
#endif