1//===-- RegisterContextPOSIX_arm64.h ----------------------------*- 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#ifndef LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTPOSIX_ARM64_H
10#define LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTPOSIX_ARM64_H
11
12#include "RegisterInfoInterface.h"
13#include "RegisterInfoPOSIX_arm64.h"
14#include "lldb-arm64-register-enums.h"
15#include "lldb/Target/RegisterContext.h"
16#include "lldb/Utility/Log.h"
17
18class ProcessMonitor;
19
20class RegisterContextPOSIX_arm64 : public lldb_private::RegisterContext {
21public:
22  RegisterContextPOSIX_arm64(
23      lldb_private::Thread &thread,
24      std::unique_ptr<RegisterInfoPOSIX_arm64> register_info);
25
26  ~RegisterContextPOSIX_arm64() override;
27
28  void Invalidate();
29
30  void InvalidateAllRegisters() override;
31
32  size_t GetRegisterCount() override;
33
34  virtual size_t GetGPRSize();
35
36  virtual unsigned GetRegisterSize(unsigned reg);
37
38  virtual unsigned GetRegisterOffset(unsigned reg);
39
40  const lldb_private::RegisterInfo *GetRegisterInfoAtIndex(size_t reg) override;
41
42  size_t GetRegisterSetCount() override;
43
44  const lldb_private::RegisterSet *GetRegisterSet(size_t set) override;
45
46  const char *GetRegisterName(unsigned reg);
47
48protected:
49  uint64_t m_gpr_arm64[lldb_private::k_num_gpr_registers_arm64]; // 64-bit
50                                                                 // general
51                                                                 // purpose
52                                                                 // registers.
53
54  struct RegisterInfoPOSIX_arm64::FPU
55      m_fpr; // floating-point registers including extended register sets.
56  std::unique_ptr<RegisterInfoPOSIX_arm64> m_register_info_up;
57
58  virtual const lldb_private::RegisterInfo *GetRegisterInfo();
59
60  bool IsGPR(unsigned reg);
61
62  bool IsFPR(unsigned reg);
63
64  size_t GetFPUSize() { return sizeof(RegisterInfoPOSIX_arm64::FPU); }
65
66  virtual bool ReadGPR() = 0;
67  virtual bool ReadFPR() = 0;
68  virtual bool WriteGPR() = 0;
69  virtual bool WriteFPR() = 0;
70};
71
72#endif // LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTPOSIX_ARM64_H
73