| //===-- GDBRemoteRegisterContext.h ------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef lldb_GDBRemoteRegisterContext_h_ |
| #define lldb_GDBRemoteRegisterContext_h_ |
| |
| // C Includes |
| // C++ Includes |
| #include <vector> |
| |
| // Other libraries and framework includes |
| // Project includes |
| #include "Plugins/Process/Utility/DynamicRegisterInfo.h" |
| #include "lldb/Target/RegisterContext.h" |
| #include "lldb/Utility/ConstString.h" |
| #include "lldb/Utility/DataExtractor.h" |
| #include "lldb/lldb-enumerations.h" |
| #include "lldb/lldb-private.h" |
| |
| #include "GDBRemoteCommunicationClient.h" |
| |
| class StringExtractor; |
| |
| namespace lldb_private { |
| namespace process_gdb_remote { |
| |
| class ThreadGDBRemote; |
| class ProcessGDBRemote; |
| |
| class GDBRemoteDynamicRegisterInfo : public DynamicRegisterInfo { |
| public: |
| GDBRemoteDynamicRegisterInfo() : DynamicRegisterInfo() {} |
| |
| ~GDBRemoteDynamicRegisterInfo() override = default; |
| |
| void HardcodeARMRegisters(bool from_scratch); |
| }; |
| |
| class GDBRemoteRegisterContext : public RegisterContext { |
| public: |
| GDBRemoteRegisterContext(ThreadGDBRemote &thread, uint32_t concrete_frame_idx, |
| GDBRemoteDynamicRegisterInfo ®_info, |
| bool read_all_at_once); |
| |
| ~GDBRemoteRegisterContext() override; |
| |
| void InvalidateAllRegisters() override; |
| |
| size_t GetRegisterCount() override; |
| |
| const RegisterInfo *GetRegisterInfoAtIndex(size_t reg) override; |
| |
| size_t GetRegisterSetCount() override; |
| |
| const RegisterSet *GetRegisterSet(size_t reg_set) override; |
| |
| bool ReadRegister(const RegisterInfo *reg_info, |
| RegisterValue &value) override; |
| |
| bool WriteRegister(const RegisterInfo *reg_info, |
| const RegisterValue &value) override; |
| |
| bool ReadAllRegisterValues(lldb::DataBufferSP &data_sp) override; |
| |
| bool WriteAllRegisterValues(const lldb::DataBufferSP &data_sp) override; |
| |
| bool ReadAllRegisterValues(RegisterCheckpoint ®_checkpoint) override; |
| |
| bool |
| WriteAllRegisterValues(const RegisterCheckpoint ®_checkpoint) override; |
| |
| uint32_t ConvertRegisterKindToRegisterNumber(lldb::RegisterKind kind, |
| uint32_t num) override; |
| |
| protected: |
| friend class ThreadGDBRemote; |
| |
| bool ReadRegisterBytes(const RegisterInfo *reg_info, DataExtractor &data); |
| |
| bool WriteRegisterBytes(const RegisterInfo *reg_info, DataExtractor &data, |
| uint32_t data_offset); |
| |
| bool PrivateSetRegisterValue(uint32_t reg, llvm::ArrayRef<uint8_t> data); |
| |
| bool PrivateSetRegisterValue(uint32_t reg, uint64_t val); |
| |
| void SetAllRegisterValid(bool b); |
| |
| bool GetRegisterIsValid(uint32_t reg) const { |
| #if defined(LLDB_CONFIGURATION_DEBUG) |
| assert(reg < m_reg_valid.size()); |
| #endif |
| if (reg < m_reg_valid.size()) |
| return m_reg_valid[reg]; |
| return false; |
| } |
| |
| void SetRegisterIsValid(const RegisterInfo *reg_info, bool valid) { |
| if (reg_info) |
| return SetRegisterIsValid(reg_info->kinds[lldb::eRegisterKindLLDB], |
| valid); |
| } |
| |
| void SetRegisterIsValid(uint32_t reg, bool valid) { |
| #if defined(LLDB_CONFIGURATION_DEBUG) |
| assert(reg < m_reg_valid.size()); |
| #endif |
| if (reg < m_reg_valid.size()) |
| m_reg_valid[reg] = valid; |
| } |
| |
| GDBRemoteDynamicRegisterInfo &m_reg_info; |
| std::vector<bool> m_reg_valid; |
| DataExtractor m_reg_data; |
| bool m_read_all_at_once; |
| |
| private: |
| // Helper function for ReadRegisterBytes(). |
| bool GetPrimordialRegister(const RegisterInfo *reg_info, |
| GDBRemoteCommunicationClient &gdb_comm); |
| // Helper function for WriteRegisterBytes(). |
| bool SetPrimordialRegister(const RegisterInfo *reg_info, |
| GDBRemoteCommunicationClient &gdb_comm); |
| |
| DISALLOW_COPY_AND_ASSIGN(GDBRemoteRegisterContext); |
| }; |
| |
| } // namespace process_gdb_remote |
| } // namespace lldb_private |
| |
| #endif // lldb_GDBRemoteRegisterContext_h_ |