10b57cec5SDimitry Andric //===-- Mips16FrameLowering.h - Mips16 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 // 100b57cec5SDimitry Andric // 110b57cec5SDimitry Andric //===----------------------------------------------------------------------===// 120b57cec5SDimitry Andric 130b57cec5SDimitry Andric #ifndef LLVM_LIB_TARGET_MIPS_MIPS16FRAMELOWERING_H 140b57cec5SDimitry Andric #define LLVM_LIB_TARGET_MIPS_MIPS16FRAMELOWERING_H 150b57cec5SDimitry Andric 160b57cec5SDimitry Andric #include "MipsFrameLowering.h" 170b57cec5SDimitry Andric 180b57cec5SDimitry Andric namespace llvm { 190b57cec5SDimitry Andric class Mips16FrameLowering : public MipsFrameLowering { 200b57cec5SDimitry Andric public: 210b57cec5SDimitry Andric explicit Mips16FrameLowering(const MipsSubtarget &STI); 220b57cec5SDimitry Andric 230b57cec5SDimitry Andric /// emitProlog/emitEpilog - These methods insert prolog and epilog code into 240b57cec5SDimitry Andric /// the function. 250b57cec5SDimitry Andric void emitPrologue(MachineFunction &MF, MachineBasicBlock &MBB) const override; 260b57cec5SDimitry Andric void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const override; 270b57cec5SDimitry Andric 280b57cec5SDimitry Andric bool spillCalleeSavedRegisters(MachineBasicBlock &MBB, 290b57cec5SDimitry Andric MachineBasicBlock::iterator MI, 30*5ffd83dbSDimitry Andric ArrayRef<CalleeSavedInfo> CSI, 310b57cec5SDimitry Andric const TargetRegisterInfo *TRI) const override; 320b57cec5SDimitry Andric 33*5ffd83dbSDimitry Andric bool 34*5ffd83dbSDimitry Andric restoreCalleeSavedRegisters(MachineBasicBlock &MBB, 350b57cec5SDimitry Andric MachineBasicBlock::iterator MI, 36*5ffd83dbSDimitry Andric MutableArrayRef<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 450b57cec5SDimitry Andric } // End llvm namespace 460b57cec5SDimitry Andric 470b57cec5SDimitry Andric #endif 48