1//===- ARCRegisterInfo.h - ARC Register Information Impl --------*- 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-exception 6// 7//===----------------------------------------------------------------------===// 8// 9// This file contains the ARC implementation of the MRegisterInfo class. 10// 11//===----------------------------------------------------------------------===// 12 13#ifndef LLVM_LIB_TARGET_ARC_ARCREGISTERINFO_H 14#define LLVM_LIB_TARGET_ARC_ARCREGISTERINFO_H 15 16#include "llvm/CodeGen/TargetRegisterInfo.h" 17 18#define GET_REGINFO_HEADER 19#include "ARCGenRegisterInfo.inc" 20 21namespace llvm { 22 23class TargetInstrInfo; 24 25struct ARCRegisterInfo : public ARCGenRegisterInfo { 26public: 27 ARCRegisterInfo(); 28 29 /// Code Generation virtual methods... 30 31 const MCPhysReg *getCalleeSavedRegs(const MachineFunction *MF) const override; 32 33 BitVector getReservedRegs(const MachineFunction &MF) const override; 34 35 bool requiresRegisterScavenging(const MachineFunction &MF) const override; 36 37 bool trackLivenessAfterRegAlloc(const MachineFunction &MF) const override; 38 39 bool useFPForScavengingIndex(const MachineFunction &MF) const override; 40 41 void eliminateFrameIndex(MachineBasicBlock::iterator II, int SPAdj, 42 unsigned FIOperandNum, 43 RegScavenger *RS = nullptr) const override; 44 45 const uint32_t *getCallPreservedMask(const MachineFunction &MF, 46 CallingConv::ID CC) const override; 47 48 // Debug information queries. 49 Register getFrameRegister(const MachineFunction &MF) const override; 50 51 //! Return whether to emit frame moves 52 static bool needsFrameMoves(const MachineFunction &MF); 53}; 54 55} // end namespace llvm 56 57#endif // LLVM_LIB_TARGET_ARC_ARCREGISTERINFO_H 58