| //===- LanaiRegisterInfo.h - Lanai Register Information Impl ----*- 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 Lanai implementation of the TargetRegisterInfo class. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_LIB_TARGET_LANAI_LANAIREGISTERINFO_H |
| #define LLVM_LIB_TARGET_LANAI_LANAIREGISTERINFO_H |
| |
| #include "llvm/CodeGen/TargetRegisterInfo.h" |
| |
| #define GET_REGINFO_HEADER |
| #include "LanaiGenRegisterInfo.inc" |
| |
| namespace llvm { |
| |
| struct LanaiRegisterInfo : public LanaiGenRegisterInfo { |
| LanaiRegisterInfo(); |
| |
| const uint32_t *getCallPreservedMask(const MachineFunction &MF, |
| CallingConv::ID) const override; |
| |
| // Code Generation virtual methods. |
| const uint16_t * |
| getCalleeSavedRegs(const MachineFunction *MF = nullptr) const override; |
| |
| BitVector getReservedRegs(const MachineFunction &MF) const override; |
| |
| bool requiresRegisterScavenging(const MachineFunction &MF) const override; |
| |
| void eliminateFrameIndex(MachineBasicBlock::iterator II, int SPAdj, |
| unsigned FIOperandNum, |
| RegScavenger *RS = nullptr) const override; |
| |
| // Debug information queries. |
| unsigned getRARegister() const; |
| Register getFrameRegister(const MachineFunction &MF) const override; |
| Register getBaseRegister() const; |
| bool hasBasePointer(const MachineFunction &MF) const; |
| |
| int getDwarfRegNum(unsigned RegNum, bool IsEH) const; |
| }; |
| |
| } // end namespace llvm |
| |
| #endif // LLVM_LIB_TARGET_LANAI_LANAIREGISTERINFO_H |