| //===-- RegisterContextMemory.h ---------------------------------*- 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 |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTMEMORY_H |
| #define LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTMEMORY_H |
| |
| #include <vector> |
| |
| #include "lldb/Target/DynamicRegisterInfo.h" |
| #include "lldb/Target/RegisterContext.h" |
| #include "lldb/Utility/DataExtractor.h" |
| #include "lldb/lldb-private.h" |
| |
| class RegisterContextMemory : public lldb_private::RegisterContext { |
| public: |
| RegisterContextMemory(lldb_private::Thread &thread, |
| uint32_t concrete_frame_idx, |
| lldb_private::DynamicRegisterInfo ®_info, |
| lldb::addr_t reg_data_addr); |
| |
| ~RegisterContextMemory() override; |
| |
| void InvalidateAllRegisters() override; |
| |
| size_t GetRegisterCount() override; |
| |
| const lldb_private::RegisterInfo *GetRegisterInfoAtIndex(size_t reg) override; |
| |
| size_t GetRegisterSetCount() override; |
| |
| const lldb_private::RegisterSet *GetRegisterSet(size_t reg_set) override; |
| |
| uint32_t ConvertRegisterKindToRegisterNumber(lldb::RegisterKind kind, |
| uint32_t num) override; |
| |
| // If all of the thread register are in a contiguous buffer in |
| // memory, then the default ReadRegister/WriteRegister and |
| // ReadAllRegisterValues/WriteAllRegisterValues will work. If thread |
| // registers are not contiguous, clients will want to subclass this |
| // class and modify the read/write functions as needed. |
| |
| bool ReadRegister(const lldb_private::RegisterInfo *reg_info, |
| lldb_private::RegisterValue ®_value) override; |
| |
| bool WriteRegister(const lldb_private::RegisterInfo *reg_info, |
| const lldb_private::RegisterValue ®_value) override; |
| |
| bool ReadAllRegisterValues(lldb::WritableDataBufferSP &data_sp) override; |
| |
| bool WriteAllRegisterValues(const lldb::DataBufferSP &data_sp) override; |
| |
| void SetAllRegisterData(const lldb::DataBufferSP &data_sp); |
| |
| protected: |
| void SetAllRegisterValid(bool b); |
| |
| lldb_private::DynamicRegisterInfo &m_reg_infos; |
| std::vector<bool> m_reg_valid; |
| lldb::WritableDataBufferSP m_data; |
| lldb_private::DataExtractor m_reg_data; |
| lldb::addr_t m_reg_data_addr; // If this is valid, then we have a register |
| // context that is stored in memmory |
| |
| private: |
| RegisterContextMemory(const RegisterContextMemory &) = delete; |
| const RegisterContextMemory & |
| operator=(const RegisterContextMemory &) = delete; |
| }; |
| |
| #endif // LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTMEMORY_H |