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1//===-- Mips16FrameLowering.h - Mips16 frame lowering ----------*- C++ -*-===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8//9//10//11//===----------------------------------------------------------------------===//12 13#ifndef LLVM_LIB_TARGET_MIPS_MIPS16FRAMELOWERING_H14#define LLVM_LIB_TARGET_MIPS_MIPS16FRAMELOWERING_H15 16#include "MipsFrameLowering.h"17 18namespace llvm {19class Mips16FrameLowering : public MipsFrameLowering {20public:21 explicit Mips16FrameLowering(const MipsSubtarget &STI);22 23 /// emitProlog/emitEpilog - These methods insert prolog and epilog code into24 /// the function.25 void emitPrologue(MachineFunction &MF, MachineBasicBlock &MBB) const override;26 void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const override;27 28 bool spillCalleeSavedRegisters(MachineBasicBlock &MBB,29 MachineBasicBlock::iterator MI,30 ArrayRef<CalleeSavedInfo> CSI,31 const TargetRegisterInfo *TRI) const override;32 33 bool34 restoreCalleeSavedRegisters(MachineBasicBlock &MBB,35 MachineBasicBlock::iterator MI,36 MutableArrayRef<CalleeSavedInfo> CSI,37 const TargetRegisterInfo *TRI) const override;38 39 bool hasReservedCallFrame(const MachineFunction &MF) const override;40 41 void determineCalleeSaves(MachineFunction &MF, BitVector &SavedRegs,42 RegScavenger *RS) const override;43};44 45} // End llvm namespace46 47#endif48