1*0b57cec5SDimitry Andric //===- MipsSEFrameLowering.h - Mips32/64 frame lowering ---------*- C++ -*-===// 2*0b57cec5SDimitry Andric // 3*0b57cec5SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*0b57cec5SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 5*0b57cec5SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*0b57cec5SDimitry Andric // 7*0b57cec5SDimitry Andric //===----------------------------------------------------------------------===// 8*0b57cec5SDimitry Andric 9*0b57cec5SDimitry Andric #ifndef LLVM_LIB_TARGET_MIPS_MIPSSEFRAMELOWERING_H 10*0b57cec5SDimitry Andric #define LLVM_LIB_TARGET_MIPS_MIPSSEFRAMELOWERING_H 11*0b57cec5SDimitry Andric 12*0b57cec5SDimitry Andric #include "MipsFrameLowering.h" 13*0b57cec5SDimitry Andric #include <vector> 14*0b57cec5SDimitry Andric 15*0b57cec5SDimitry Andric namespace llvm { 16*0b57cec5SDimitry Andric 17*0b57cec5SDimitry Andric class MachineBasicBlock; 18*0b57cec5SDimitry Andric class MachineFunction; 19*0b57cec5SDimitry Andric class MipsSubtarget; 20*0b57cec5SDimitry Andric 21*0b57cec5SDimitry Andric class MipsSEFrameLowering : public MipsFrameLowering { 22*0b57cec5SDimitry Andric public: 23*0b57cec5SDimitry Andric explicit MipsSEFrameLowering(const MipsSubtarget &STI); 24*0b57cec5SDimitry Andric 25*0b57cec5SDimitry Andric /// emitProlog/emitEpilog - These methods insert prolog and epilog code into 26*0b57cec5SDimitry Andric /// the function. 27*0b57cec5SDimitry Andric void emitPrologue(MachineFunction &MF, MachineBasicBlock &MBB) const override; 28*0b57cec5SDimitry Andric void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const override; 29*0b57cec5SDimitry Andric 30*0b57cec5SDimitry Andric int getFrameIndexReference(const MachineFunction &MF, int FI, 31*0b57cec5SDimitry Andric unsigned &FrameReg) const override; 32*0b57cec5SDimitry Andric 33*0b57cec5SDimitry Andric bool spillCalleeSavedRegisters(MachineBasicBlock &MBB, 34*0b57cec5SDimitry Andric MachineBasicBlock::iterator MI, 35*0b57cec5SDimitry Andric const std::vector<CalleeSavedInfo> &CSI, 36*0b57cec5SDimitry Andric const TargetRegisterInfo *TRI) const override; 37*0b57cec5SDimitry Andric 38*0b57cec5SDimitry Andric bool hasReservedCallFrame(const MachineFunction &MF) const override; 39*0b57cec5SDimitry Andric 40*0b57cec5SDimitry Andric void determineCalleeSaves(MachineFunction &MF, BitVector &SavedRegs, 41*0b57cec5SDimitry Andric RegScavenger *RS) const override; 42*0b57cec5SDimitry Andric 43*0b57cec5SDimitry Andric private: 44*0b57cec5SDimitry Andric void emitInterruptEpilogueStub(MachineFunction &MF, 45*0b57cec5SDimitry Andric MachineBasicBlock &MBB) const; 46*0b57cec5SDimitry Andric void emitInterruptPrologueStub(MachineFunction &MF, 47*0b57cec5SDimitry Andric MachineBasicBlock &MBB) const; 48*0b57cec5SDimitry Andric }; 49*0b57cec5SDimitry Andric 50*0b57cec5SDimitry Andric } // end namespace llvm 51*0b57cec5SDimitry Andric 52*0b57cec5SDimitry Andric #endif // LLVM_LIB_TARGET_MIPS_MIPSSEFRAMELOWERING_H 53