//===-- 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 // Other libraries and framework includes // Project includes #include "lldb/lldb-private.h" #include "lldb/lldb-enumerations.h" #include "lldb/Core/ConstString.h" #include "lldb/Core/DataExtractor.h" #include "lldb/Target/RegisterContext.h" #include "Plugins/Process/Utility/DynamicRegisterInfo.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 () { } void HardcodeARMRegisters(bool from_scratch); }; class GDBRemoteRegisterContext : public RegisterContext { public: //------------------------------------------------------------------ // Constructors and Destructors //------------------------------------------------------------------ GDBRemoteRegisterContext (ThreadGDBRemote &thread, uint32_t concrete_frame_idx, GDBRemoteDynamicRegisterInfo ®_info, bool read_all_at_once); virtual ~GDBRemoteRegisterContext (); //------------------------------------------------------------------ // Subclasses must override these functions //------------------------------------------------------------------ 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, StringExtractor &response); 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; } void SyncThreadState(Process *process); // Assumes the sequence mutex has already been acquired. GDBRemoteDynamicRegisterInfo &m_reg_info; std::vector 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); //------------------------------------------------------------------ // For GDBRemoteRegisterContext only //------------------------------------------------------------------ DISALLOW_COPY_AND_ASSIGN (GDBRemoteRegisterContext); }; } // namespace process_gdb_remote } // namespace lldb_private #endif // lldb_GDBRemoteRegisterContext_h_