| //===-- Mips16RegisterInfo.h - Mips16 Register Information ------*- C++ -*-===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file contains the Mips16 implementation of the TargetRegisterInfo class. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_LIB_TARGET_MIPS_MIPS16REGISTERINFO_H |
| #define LLVM_LIB_TARGET_MIPS_MIPS16REGISTERINFO_H |
| |
| #include "MipsRegisterInfo.h" |
| |
| namespace llvm { |
| |
| class Mips16RegisterInfo : public MipsRegisterInfo { |
| public: |
| Mips16RegisterInfo(); |
| |
| bool requiresRegisterScavenging(const MachineFunction &MF) const override; |
| |
| bool requiresFrameIndexScavenging(const MachineFunction &MF) const override; |
| |
| bool useFPForScavengingIndex(const MachineFunction &MF) const override; |
| |
| bool saveScavengerRegister(MachineBasicBlock &MBB, |
| MachineBasicBlock::iterator I, |
| MachineBasicBlock::iterator &UseMI, |
| const TargetRegisterClass *RC, |
| Register Reg) const override; |
| |
| const TargetRegisterClass *intRegClass(unsigned Size) const override; |
| |
| private: |
| void eliminateFI(MachineBasicBlock::iterator II, unsigned OpNo, |
| int FrameIndex, uint64_t StackSize, |
| int64_t SPOffset) const override; |
| }; |
| |
| } // end namespace llvm |
| |
| #endif |