forked from OSchip/llvm-project
49 lines
1.4 KiB
C++
49 lines
1.4 KiB
C++
//===-- 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 MipsFrameLowering objects.
|
|
const MipsFrameLowering *createMips16FrameLowering(const MipsSubtarget &ST);
|
|
const MipsFrameLowering *createMipsSEFrameLowering(const MipsSubtarget &ST);
|
|
|
|
} // End llvm namespace
|
|
|
|
#endif
|