1 | //===-- RegisterContextHistory.h ----------------------------------------*- C++ |
2 | //-*-===// |
3 | // |
4 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
5 | // See https://llvm.org/LICENSE.txt for license information. |
6 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
7 | // |
8 | //===----------------------------------------------------------------------===// |
9 | |
10 | #ifndef LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTHISTORY_H |
11 | #define LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTHISTORY_H |
12 | |
13 | #include <vector> |
14 | |
15 | #include "lldb/Symbol/SymbolContext.h" |
16 | #include "lldb/Target/RegisterContext.h" |
17 | #include "lldb/lldb-private.h" |
18 | |
19 | namespace lldb_private { |
20 | |
21 | class RegisterContextHistory : public lldb_private::RegisterContext { |
22 | public: |
23 | typedef std::shared_ptr<RegisterContextHistory> SharedPtr; |
24 | |
25 | RegisterContextHistory(Thread &thread, uint32_t concrete_frame_idx, |
26 | uint32_t address_byte_size, lldb::addr_t pc_value); |
27 | |
28 | ~RegisterContextHistory() override; |
29 | |
30 | void InvalidateAllRegisters() override; |
31 | |
32 | size_t GetRegisterCount() override; |
33 | |
34 | const lldb_private::RegisterInfo *GetRegisterInfoAtIndex(size_t reg) override; |
35 | |
36 | size_t GetRegisterSetCount() override; |
37 | |
38 | const lldb_private::RegisterSet *GetRegisterSet(size_t reg_set) override; |
39 | |
40 | bool ReadRegister(const lldb_private::RegisterInfo *reg_info, |
41 | lldb_private::RegisterValue &value) override; |
42 | |
43 | bool WriteRegister(const lldb_private::RegisterInfo *reg_info, |
44 | const lldb_private::RegisterValue &value) override; |
45 | |
46 | bool ReadAllRegisterValues(lldb::WritableDataBufferSP &data_sp) override; |
47 | |
48 | bool WriteAllRegisterValues(const lldb::DataBufferSP &data_sp) override; |
49 | |
50 | uint32_t ConvertRegisterKindToRegisterNumber(lldb::RegisterKind kind, |
51 | uint32_t num) override; |
52 | |
53 | private: |
54 | // For RegisterContextLLDB only |
55 | |
56 | lldb_private::RegisterSet m_reg_set0; // register set 0 (PC only) |
57 | lldb_private::RegisterInfo m_pc_reg_info; |
58 | |
59 | lldb::addr_t m_pc_value; |
60 | |
61 | RegisterContextHistory(const RegisterContextHistory &) = delete; |
62 | const RegisterContextHistory & |
63 | operator=(const RegisterContextHistory &) = delete; |
64 | }; |
65 | } // namespace lldb_private |
66 | |
67 | #endif // LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTHISTORY_H |
68 | |