1 //===-- RegisterContextHistory.h ----------------------------------------*- C++
4 // The LLVM Compiler Infrastructure
6 // This file is distributed under the University of Illinois Open Source
7 // License. See LICENSE.TXT for details.
9 //===----------------------------------------------------------------------===//
11 #ifndef lldb_RegisterContextHistory_h_
12 #define lldb_RegisterContextHistory_h_
18 // Other libraries and framework includes
20 #include "lldb/Symbol/SymbolContext.h"
21 #include "lldb/Target/RegisterContext.h"
22 #include "lldb/lldb-private.h"
24 namespace lldb_private {
26 class RegisterContextHistory : public lldb_private::RegisterContext {
28 typedef std::shared_ptr<RegisterContextHistory> SharedPtr;
30 RegisterContextHistory(Thread &thread, uint32_t concrete_frame_idx,
31 uint32_t address_byte_size, lldb::addr_t pc_value);
33 ~RegisterContextHistory() override;
35 void InvalidateAllRegisters() override;
37 size_t GetRegisterCount() override;
39 const lldb_private::RegisterInfo *GetRegisterInfoAtIndex(size_t reg) override;
41 size_t GetRegisterSetCount() override;
43 const lldb_private::RegisterSet *GetRegisterSet(size_t reg_set) override;
45 bool ReadRegister(const lldb_private::RegisterInfo *reg_info,
46 lldb_private::RegisterValue &value) override;
48 bool WriteRegister(const lldb_private::RegisterInfo *reg_info,
49 const lldb_private::RegisterValue &value) override;
51 bool ReadAllRegisterValues(lldb::DataBufferSP &data_sp) override;
53 bool WriteAllRegisterValues(const lldb::DataBufferSP &data_sp) override;
55 uint32_t ConvertRegisterKindToRegisterNumber(lldb::RegisterKind kind,
56 uint32_t num) override;
59 //------------------------------------------------------------------
60 // For RegisterContextLLDB only
61 //------------------------------------------------------------------
63 lldb_private::RegisterSet m_reg_set0; // register set 0 (PC only)
64 lldb_private::RegisterInfo m_pc_reg_info;
66 lldb::addr_t m_pc_value;
68 DISALLOW_COPY_AND_ASSIGN(RegisterContextHistory);
70 } // namespace lldb_private
72 #endif // lldb_RegisterContextHistory_h_