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1//===- LanaiRegisterInfo.h - Lanai 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-exception6//7//===----------------------------------------------------------------------===//8//9// This file contains the Lanai implementation of the TargetRegisterInfo class.10//11//===----------------------------------------------------------------------===//12 13#ifndef LLVM_LIB_TARGET_LANAI_LANAIREGISTERINFO_H14#define LLVM_LIB_TARGET_LANAI_LANAIREGISTERINFO_H15 16#include "llvm/CodeGen/TargetRegisterInfo.h"17 18#define GET_REGINFO_HEADER19#include "LanaiGenRegisterInfo.inc"20 21namespace llvm {22 23struct LanaiRegisterInfo : public LanaiGenRegisterInfo {24 LanaiRegisterInfo();25 26 const uint32_t *getCallPreservedMask(const MachineFunction &MF,27 CallingConv::ID) const override;28 29 // Code Generation virtual methods.30 const uint16_t *31 getCalleeSavedRegs(const MachineFunction *MF = nullptr) const override;32 33 BitVector getReservedRegs(const MachineFunction &MF) const override;34 35 bool requiresRegisterScavenging(const MachineFunction &MF) const override;36 37 bool eliminateFrameIndex(MachineBasicBlock::iterator II, int SPAdj,38 unsigned FIOperandNum,39 RegScavenger *RS = nullptr) const override;40 41 // Debug information queries.42 unsigned getRARegister() const;43 Register getFrameRegister(const MachineFunction &MF) const override;44 Register getBaseRegister() const;45 bool hasBasePointer(const MachineFunction &MF) const;46};47 48} // end namespace llvm49 50#endif // LLVM_LIB_TARGET_LANAI_LANAIREGISTERINFO_H51