10b57cec5SDimitry Andric //===- MipsSEFrameLowering.h - Mips32/64 frame lowering ---------*- C++ -*-===// 20b57cec5SDimitry Andric // 30b57cec5SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 40b57cec5SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 50b57cec5SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 60b57cec5SDimitry Andric // 70b57cec5SDimitry Andric //===----------------------------------------------------------------------===// 80b57cec5SDimitry Andric 90b57cec5SDimitry Andric #ifndef LLVM_LIB_TARGET_MIPS_MIPSSEFRAMELOWERING_H 100b57cec5SDimitry Andric #define LLVM_LIB_TARGET_MIPS_MIPSSEFRAMELOWERING_H 110b57cec5SDimitry Andric 120b57cec5SDimitry Andric #include "MipsFrameLowering.h" 13*e8d8bef9SDimitry Andric #include "llvm/Support/TypeSize.h" 140b57cec5SDimitry Andric #include <vector> 150b57cec5SDimitry Andric 160b57cec5SDimitry Andric namespace llvm { 170b57cec5SDimitry Andric 180b57cec5SDimitry Andric class MachineBasicBlock; 190b57cec5SDimitry Andric class MachineFunction; 200b57cec5SDimitry Andric class MipsSubtarget; 210b57cec5SDimitry Andric 220b57cec5SDimitry Andric class MipsSEFrameLowering : public MipsFrameLowering { 230b57cec5SDimitry Andric public: 240b57cec5SDimitry Andric explicit MipsSEFrameLowering(const MipsSubtarget &STI); 250b57cec5SDimitry Andric 260b57cec5SDimitry Andric /// emitProlog/emitEpilog - These methods insert prolog and epilog code into 270b57cec5SDimitry Andric /// the function. 280b57cec5SDimitry Andric void emitPrologue(MachineFunction &MF, MachineBasicBlock &MBB) const override; 290b57cec5SDimitry Andric void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const override; 300b57cec5SDimitry Andric 31*e8d8bef9SDimitry Andric StackOffset getFrameIndexReference(const MachineFunction &MF, int FI, 325ffd83dbSDimitry Andric Register &FrameReg) const override; 330b57cec5SDimitry Andric 340b57cec5SDimitry Andric bool spillCalleeSavedRegisters(MachineBasicBlock &MBB, 350b57cec5SDimitry Andric MachineBasicBlock::iterator MI, 365ffd83dbSDimitry Andric ArrayRef<CalleeSavedInfo> CSI, 370b57cec5SDimitry Andric const TargetRegisterInfo *TRI) const override; 380b57cec5SDimitry Andric 390b57cec5SDimitry Andric bool hasReservedCallFrame(const MachineFunction &MF) const override; 400b57cec5SDimitry Andric 410b57cec5SDimitry Andric void determineCalleeSaves(MachineFunction &MF, BitVector &SavedRegs, 420b57cec5SDimitry Andric RegScavenger *RS) const override; 430b57cec5SDimitry Andric 440b57cec5SDimitry Andric private: 450b57cec5SDimitry Andric void emitInterruptEpilogueStub(MachineFunction &MF, 460b57cec5SDimitry Andric MachineBasicBlock &MBB) const; 470b57cec5SDimitry Andric void emitInterruptPrologueStub(MachineFunction &MF, 480b57cec5SDimitry Andric MachineBasicBlock &MBB) const; 490b57cec5SDimitry Andric }; 500b57cec5SDimitry Andric 510b57cec5SDimitry Andric } // end namespace llvm 520b57cec5SDimitry Andric 530b57cec5SDimitry Andric #endif // LLVM_LIB_TARGET_MIPS_MIPSSEFRAMELOWERING_H 54