1 //===-- MipsSEFrameLowering.h - Mips32/64 frame lowering --------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
12 //===----------------------------------------------------------------------===//
14 #ifndef LLVM_LIB_TARGET_MIPS_MIPSSEFRAMELOWERING_H
15 #define LLVM_LIB_TARGET_MIPS_MIPSSEFRAMELOWERING_H
17 #include "MipsFrameLowering.h"
21 class MipsSEFrameLowering : public MipsFrameLowering {
23 explicit MipsSEFrameLowering(const MipsSubtarget &STI);
25 /// emitProlog/emitEpilog - These methods insert prolog and epilog code into
27 void emitPrologue(MachineFunction &MF) const override;
28 void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const override;
30 void eliminateCallFramePseudoInstr(MachineFunction &MF,
31 MachineBasicBlock &MBB,
32 MachineBasicBlock::iterator I) const override;
34 bool spillCalleeSavedRegisters(MachineBasicBlock &MBB,
35 MachineBasicBlock::iterator MI,
36 const std::vector<CalleeSavedInfo> &CSI,
37 const TargetRegisterInfo *TRI) const override;
39 bool hasReservedCallFrame(const MachineFunction &MF) const override;
41 void processFunctionBeforeCalleeSavedScan(MachineFunction &MF,
42 RegScavenger *RS) const override;
43 unsigned ehDataReg(unsigned I) const;
46 } // End llvm namespace