diff options
Diffstat (limited to 'source/Plugins/Process/gdb-remote/ProcessGDBRemote.h')
| -rw-r--r-- | source/Plugins/Process/gdb-remote/ProcessGDBRemote.h | 711 |
1 files changed, 337 insertions, 374 deletions
diff --git a/source/Plugins/Process/gdb-remote/ProcessGDBRemote.h b/source/Plugins/Process/gdb-remote/ProcessGDBRemote.h index 6d373965fc42..6423abc55836 100644 --- a/source/Plugins/Process/gdb-remote/ProcessGDBRemote.h +++ b/source/Plugins/Process/gdb-remote/ProcessGDBRemote.h @@ -24,462 +24,425 @@ #include "lldb/Core/Broadcaster.h" #include "lldb/Core/ConstString.h" #include "lldb/Core/Error.h" +#include "lldb/Core/LoadedModuleInfoList.h" +#include "lldb/Core/ModuleSpec.h" #include "lldb/Core/StreamString.h" #include "lldb/Core/StringList.h" #include "lldb/Core/StructuredData.h" #include "lldb/Core/ThreadSafeValue.h" -#include "lldb/Core/LoadedModuleInfoList.h" #include "lldb/Host/HostThread.h" -#include "lldb/lldb-private-forward.h" -#include "lldb/Utility/StringExtractor.h" #include "lldb/Target/Process.h" #include "lldb/Target/Thread.h" +#include "lldb/Utility/StringExtractor.h" +#include "lldb/lldb-private-forward.h" #include "GDBRemoteCommunicationClient.h" #include "GDBRemoteRegisterContext.h" +#include "llvm/ADT/DenseMap.h" + namespace lldb_private { namespace process_gdb_remote { class ThreadGDBRemote; -class ProcessGDBRemote : public Process -{ +class ProcessGDBRemote : public Process, + private GDBRemoteClientBase::ContinueDelegate { public: - ProcessGDBRemote(lldb::TargetSP target_sp, lldb::ListenerSP listener_sp); + ProcessGDBRemote(lldb::TargetSP target_sp, lldb::ListenerSP listener_sp); - ~ProcessGDBRemote() override; + ~ProcessGDBRemote() override; - static lldb::ProcessSP - CreateInstance (lldb::TargetSP target_sp, - lldb::ListenerSP listener_sp, - const FileSpec *crash_file_path); + static lldb::ProcessSP CreateInstance(lldb::TargetSP target_sp, + lldb::ListenerSP listener_sp, + const FileSpec *crash_file_path); - static void - Initialize(); + static void Initialize(); - static void - DebuggerInitialize (Debugger &debugger); + static void DebuggerInitialize(Debugger &debugger); - static void - Terminate(); + static void Terminate(); - static ConstString - GetPluginNameStatic(); + static ConstString GetPluginNameStatic(); - static const char * - GetPluginDescriptionStatic(); + static const char *GetPluginDescriptionStatic(); - //------------------------------------------------------------------ - // Check if a given Process - //------------------------------------------------------------------ - bool - CanDebug (lldb::TargetSP target_sp, bool plugin_specified_by_name) override; + //------------------------------------------------------------------ + // Check if a given Process + //------------------------------------------------------------------ + bool CanDebug(lldb::TargetSP target_sp, + bool plugin_specified_by_name) override; - CommandObject * - GetPluginCommandObject() override; + CommandObject *GetPluginCommandObject() override; - //------------------------------------------------------------------ - // Creating a new process, or attaching to an existing one - //------------------------------------------------------------------ - Error - WillLaunch (Module* module) override; + //------------------------------------------------------------------ + // Creating a new process, or attaching to an existing one + //------------------------------------------------------------------ + Error WillLaunch(Module *module) override; - Error - DoLaunch (Module *exe_module, ProcessLaunchInfo &launch_info) override; + Error DoLaunch(Module *exe_module, ProcessLaunchInfo &launch_info) override; - void - DidLaunch () override; - - Error - WillAttachToProcessWithID (lldb::pid_t pid) override; - - Error - WillAttachToProcessWithName (const char *process_name, bool wait_for_launch) override; + void DidLaunch() override; - Error - DoConnectRemote (Stream *strm, const char *remote_url) override; - - Error - WillLaunchOrAttach (); - - Error - DoAttachToProcessWithID (lldb::pid_t pid, const ProcessAttachInfo &attach_info) override; - - Error - DoAttachToProcessWithName (const char *process_name, - const ProcessAttachInfo &attach_info) override; - - void - DidAttach (ArchSpec &process_arch) override; - - //------------------------------------------------------------------ - // PluginInterface protocol - //------------------------------------------------------------------ - ConstString - GetPluginName() override; - - uint32_t - GetPluginVersion() override; - - //------------------------------------------------------------------ - // Process Control - //------------------------------------------------------------------ - Error - WillResume () override; - - Error - DoResume () override; - - Error - DoHalt (bool &caused_stop) override; - - Error - DoDetach (bool keep_stopped) override; - - bool - DetachRequiresHalt() override { return true; } - - Error - DoSignal (int signal) override; - - Error - DoDestroy () override; - - void - RefreshStateAfterStop() override; - - void - SetUnixSignals(const lldb::UnixSignalsSP &signals_sp); - - //------------------------------------------------------------------ - // Process Queries - //------------------------------------------------------------------ - bool - IsAlive () override; - - lldb::addr_t - GetImageInfoAddress() override; - - void - WillPublicStop () override; - - //------------------------------------------------------------------ - // Process Memory - //------------------------------------------------------------------ - size_t - DoReadMemory (lldb::addr_t addr, void *buf, size_t size, Error &error) override; - - size_t - DoWriteMemory (lldb::addr_t addr, const void *buf, size_t size, Error &error) override; - - lldb::addr_t - DoAllocateMemory (size_t size, uint32_t permissions, Error &error) override; - - Error - GetMemoryRegionInfo (lldb::addr_t load_addr, MemoryRegionInfo ®ion_info) override; - - Error - DoDeallocateMemory (lldb::addr_t ptr) override; - - //------------------------------------------------------------------ - // Process STDIO - //------------------------------------------------------------------ - size_t - PutSTDIN (const char *buf, size_t buf_size, Error &error) override; - - //---------------------------------------------------------------------- - // Process Breakpoints - //---------------------------------------------------------------------- - Error - EnableBreakpointSite (BreakpointSite *bp_site) override; - - Error - DisableBreakpointSite (BreakpointSite *bp_site) override; - - //---------------------------------------------------------------------- - // Process Watchpoints - //---------------------------------------------------------------------- - Error - EnableWatchpoint (Watchpoint *wp, bool notify = true) override; - - Error - DisableWatchpoint (Watchpoint *wp, bool notify = true) override; - - Error - GetWatchpointSupportInfo (uint32_t &num) override; - - Error - GetWatchpointSupportInfo (uint32_t &num, bool& after) override; - - bool - StartNoticingNewThreads() override; - - bool - StopNoticingNewThreads() override; - - GDBRemoteCommunicationClient & - GetGDBRemote() - { - return m_gdb_comm; - } - - Error - SendEventData(const char *data) override; + Error WillAttachToProcessWithID(lldb::pid_t pid) override; + + Error WillAttachToProcessWithName(const char *process_name, + bool wait_for_launch) override; + + Error DoConnectRemote(Stream *strm, llvm::StringRef remote_url) override; + + Error WillLaunchOrAttach(); + + Error DoAttachToProcessWithID(lldb::pid_t pid, + const ProcessAttachInfo &attach_info) override; + + Error + DoAttachToProcessWithName(const char *process_name, + const ProcessAttachInfo &attach_info) override; + + void DidAttach(ArchSpec &process_arch) override; + + //------------------------------------------------------------------ + // PluginInterface protocol + //------------------------------------------------------------------ + ConstString GetPluginName() override; + + uint32_t GetPluginVersion() override; + + //------------------------------------------------------------------ + // Process Control + //------------------------------------------------------------------ + Error WillResume() override; + + Error DoResume() override; + + Error DoHalt(bool &caused_stop) override; + + Error DoDetach(bool keep_stopped) override; + + bool DetachRequiresHalt() override { return true; } + + Error DoSignal(int signal) override; + + Error DoDestroy() override; + + void RefreshStateAfterStop() override; + + void SetUnixSignals(const lldb::UnixSignalsSP &signals_sp); + + //------------------------------------------------------------------ + // Process Queries + //------------------------------------------------------------------ + bool IsAlive() override; + + lldb::addr_t GetImageInfoAddress() override; + + void WillPublicStop() override; + + //------------------------------------------------------------------ + // Process Memory + //------------------------------------------------------------------ + size_t DoReadMemory(lldb::addr_t addr, void *buf, size_t size, + Error &error) override; + + size_t DoWriteMemory(lldb::addr_t addr, const void *buf, size_t size, + Error &error) override; + + lldb::addr_t DoAllocateMemory(size_t size, uint32_t permissions, + Error &error) override; + + Error GetMemoryRegionInfo(lldb::addr_t load_addr, + MemoryRegionInfo ®ion_info) override; - //---------------------------------------------------------------------- - // Override DidExit so we can disconnect from the remote GDB server - //---------------------------------------------------------------------- - void - DidExit () override; + Error DoDeallocateMemory(lldb::addr_t ptr) override; - void - SetUserSpecifiedMaxMemoryTransferSize (uint64_t user_specified_max); + //------------------------------------------------------------------ + // Process STDIO + //------------------------------------------------------------------ + size_t PutSTDIN(const char *buf, size_t buf_size, Error &error) override; - bool - GetModuleSpec(const FileSpec& module_file_spec, - const ArchSpec& arch, - ModuleSpec &module_spec) override; + //---------------------------------------------------------------------- + // Process Breakpoints + //---------------------------------------------------------------------- + Error EnableBreakpointSite(BreakpointSite *bp_site) override; - bool - GetHostOSVersion(uint32_t &major, - uint32_t &minor, - uint32_t &update) override; + Error DisableBreakpointSite(BreakpointSite *bp_site) override; - size_t - LoadModules(LoadedModuleInfoList &module_list) override; + //---------------------------------------------------------------------- + // Process Watchpoints + //---------------------------------------------------------------------- + Error EnableWatchpoint(Watchpoint *wp, bool notify = true) override; - size_t - LoadModules() override; + Error DisableWatchpoint(Watchpoint *wp, bool notify = true) override; - Error - GetFileLoadAddress(const FileSpec& file, bool& is_loaded, lldb::addr_t& load_addr) override; + Error GetWatchpointSupportInfo(uint32_t &num) override; - void - ModulesDidLoad (ModuleList &module_list) override; + Error GetWatchpointSupportInfo(uint32_t &num, bool &after) override; - StructuredData::ObjectSP - GetLoadedDynamicLibrariesInfos (lldb::addr_t image_list_address, lldb::addr_t image_count) override; + bool StartNoticingNewThreads() override; + + bool StopNoticingNewThreads() override; + + GDBRemoteCommunicationClient &GetGDBRemote() { return m_gdb_comm; } + + Error SendEventData(const char *data) override; + + //---------------------------------------------------------------------- + // Override DidExit so we can disconnect from the remote GDB server + //---------------------------------------------------------------------- + void DidExit() override; + + void SetUserSpecifiedMaxMemoryTransferSize(uint64_t user_specified_max); + + bool GetModuleSpec(const FileSpec &module_file_spec, const ArchSpec &arch, + ModuleSpec &module_spec) override; + + void PrefetchModuleSpecs(llvm::ArrayRef<FileSpec> module_file_specs, + const llvm::Triple &triple) override; + + bool GetHostOSVersion(uint32_t &major, uint32_t &minor, + uint32_t &update) override; + + size_t LoadModules(LoadedModuleInfoList &module_list) override; + + size_t LoadModules() override; + + Error GetFileLoadAddress(const FileSpec &file, bool &is_loaded, + lldb::addr_t &load_addr) override; + + void ModulesDidLoad(ModuleList &module_list) override; + + StructuredData::ObjectSP + GetLoadedDynamicLibrariesInfos(lldb::addr_t image_list_address, + lldb::addr_t image_count) override; + + Error + ConfigureStructuredData(const ConstString &type_name, + const StructuredData::ObjectSP &config_sp) override; + + StructuredData::ObjectSP GetLoadedDynamicLibrariesInfos() override; + + StructuredData::ObjectSP GetLoadedDynamicLibrariesInfos( + const std::vector<lldb::addr_t> &load_addresses) override; + + StructuredData::ObjectSP + GetLoadedDynamicLibrariesInfos_sender(StructuredData::ObjectSP args); + + StructuredData::ObjectSP GetSharedCacheInfo() override; + + std::string HarmonizeThreadIdsForProfileData( + StringExtractorGDBRemote &inputStringExtractor); protected: - friend class ThreadGDBRemote; - friend class GDBRemoteCommunicationClient; - friend class GDBRemoteRegisterContext; - - //------------------------------------------------------------------ - /// Broadcaster event bits definitions. - //------------------------------------------------------------------ - enum - { - eBroadcastBitAsyncContinue = (1 << 0), - eBroadcastBitAsyncThreadShouldExit = (1 << 1), - eBroadcastBitAsyncThreadDidExit = (1 << 2) - }; - - Flags m_flags; // Process specific flags (see eFlags enums) - GDBRemoteCommunicationClient m_gdb_comm; - std::atomic<lldb::pid_t> m_debugserver_pid; - std::vector<StringExtractorGDBRemote> m_stop_packet_stack; // The stop packet stack replaces the last stop packet variable - std::recursive_mutex m_last_stop_packet_mutex; - GDBRemoteDynamicRegisterInfo m_register_info; - Broadcaster m_async_broadcaster; - lldb::ListenerSP m_async_listener_sp; - HostThread m_async_thread; - std::recursive_mutex m_async_thread_state_mutex; - typedef std::vector<lldb::tid_t> tid_collection; - typedef std::vector< std::pair<lldb::tid_t,int> > tid_sig_collection; - typedef std::map<lldb::addr_t, lldb::addr_t> MMapMap; - typedef std::map<uint32_t, std::string> ExpeditedRegisterMap; - tid_collection m_thread_ids; // Thread IDs for all threads. This list gets updated after stopping - std::vector<lldb::addr_t> m_thread_pcs; // PC values for all the threads. - StructuredData::ObjectSP m_jstopinfo_sp; // Stop info only for any threads that have valid stop infos - StructuredData::ObjectSP m_jthreadsinfo_sp; // Full stop info, expedited registers and memory for all threads if "jThreadsInfo" packet is supported - tid_collection m_continue_c_tids; // 'c' for continue - tid_sig_collection m_continue_C_tids; // 'C' for continue with signal - tid_collection m_continue_s_tids; // 's' for step - tid_sig_collection m_continue_S_tids; // 'S' for step with signal - uint64_t m_max_memory_size; // The maximum number of bytes to read/write when reading and writing memory - uint64_t m_remote_stub_max_memory_size; // The maximum memory size the remote gdb stub can handle - MMapMap m_addr_to_mmap_size; - lldb::BreakpointSP m_thread_create_bp_sp; - bool m_waiting_for_attach; - bool m_destroy_tried_resuming; - lldb::CommandObjectSP m_command_sp; - int64_t m_breakpoint_pc_offset; - lldb::tid_t m_initial_tid; // The initial thread ID, given by stub on attach - - //---------------------------------------------------------------------- - // Accessors - //---------------------------------------------------------------------- - bool - IsRunning ( lldb::StateType state ) - { - return state == lldb::eStateRunning || IsStepping(state); - } + friend class ThreadGDBRemote; + friend class GDBRemoteCommunicationClient; + friend class GDBRemoteRegisterContext; + + //------------------------------------------------------------------ + /// Broadcaster event bits definitions. + //------------------------------------------------------------------ + enum { + eBroadcastBitAsyncContinue = (1 << 0), + eBroadcastBitAsyncThreadShouldExit = (1 << 1), + eBroadcastBitAsyncThreadDidExit = (1 << 2) + }; - bool - IsStepping ( lldb::StateType state) - { - return state == lldb::eStateStepping; - } + Flags m_flags; // Process specific flags (see eFlags enums) + GDBRemoteCommunicationClient m_gdb_comm; + std::atomic<lldb::pid_t> m_debugserver_pid; + std::vector<StringExtractorGDBRemote> m_stop_packet_stack; // The stop packet + // stack replaces + // the last stop + // packet variable + std::recursive_mutex m_last_stop_packet_mutex; + GDBRemoteDynamicRegisterInfo m_register_info; + Broadcaster m_async_broadcaster; + lldb::ListenerSP m_async_listener_sp; + HostThread m_async_thread; + std::recursive_mutex m_async_thread_state_mutex; + typedef std::vector<lldb::tid_t> tid_collection; + typedef std::vector<std::pair<lldb::tid_t, int>> tid_sig_collection; + typedef std::map<lldb::addr_t, lldb::addr_t> MMapMap; + typedef std::map<uint32_t, std::string> ExpeditedRegisterMap; + tid_collection m_thread_ids; // Thread IDs for all threads. This list gets + // updated after stopping + std::vector<lldb::addr_t> m_thread_pcs; // PC values for all the threads. + StructuredData::ObjectSP m_jstopinfo_sp; // Stop info only for any threads + // that have valid stop infos + StructuredData::ObjectSP m_jthreadsinfo_sp; // Full stop info, expedited + // registers and memory for all + // threads if "jThreadsInfo" + // packet is supported + tid_collection m_continue_c_tids; // 'c' for continue + tid_sig_collection m_continue_C_tids; // 'C' for continue with signal + tid_collection m_continue_s_tids; // 's' for step + tid_sig_collection m_continue_S_tids; // 'S' for step with signal + uint64_t m_max_memory_size; // The maximum number of bytes to read/write when + // reading and writing memory + uint64_t m_remote_stub_max_memory_size; // The maximum memory size the remote + // gdb stub can handle + MMapMap m_addr_to_mmap_size; + lldb::BreakpointSP m_thread_create_bp_sp; + bool m_waiting_for_attach; + bool m_destroy_tried_resuming; + lldb::CommandObjectSP m_command_sp; + int64_t m_breakpoint_pc_offset; + lldb::tid_t m_initial_tid; // The initial thread ID, given by stub on attach - bool - CanResume ( lldb::StateType state) - { - return state == lldb::eStateStopped; - } + //---------------------------------------------------------------------- + // Accessors + //---------------------------------------------------------------------- + bool IsRunning(lldb::StateType state) { + return state == lldb::eStateRunning || IsStepping(state); + } - bool - HasExited (lldb::StateType state) - { - return state == lldb::eStateExited; - } + bool IsStepping(lldb::StateType state) { + return state == lldb::eStateStepping; + } - bool - ProcessIDIsValid ( ) const; + bool CanResume(lldb::StateType state) { return state == lldb::eStateStopped; } - void - Clear ( ); + bool HasExited(lldb::StateType state) { return state == lldb::eStateExited; } - Flags & - GetFlags () - { - return m_flags; - } + bool ProcessIDIsValid() const; - const Flags & - GetFlags () const - { - return m_flags; - } + void Clear(); + + Flags &GetFlags() { return m_flags; } - bool - UpdateThreadList (ThreadList &old_thread_list, - ThreadList &new_thread_list) override; + const Flags &GetFlags() const { return m_flags; } - Error - EstablishConnectionIfNeeded (const ProcessInfo &process_info); + bool UpdateThreadList(ThreadList &old_thread_list, + ThreadList &new_thread_list) override; - Error - LaunchAndConnectToDebugserver (const ProcessInfo &process_info); + Error EstablishConnectionIfNeeded(const ProcessInfo &process_info); - void - KillDebugserverProcess (); + Error LaunchAndConnectToDebugserver(const ProcessInfo &process_info); - void - BuildDynamicRegisterInfo (bool force); + void KillDebugserverProcess(); - void - SetLastStopPacket (const StringExtractorGDBRemote &response); + void BuildDynamicRegisterInfo(bool force); - bool - ParsePythonTargetDefinition(const FileSpec &target_definition_fspec); + void SetLastStopPacket(const StringExtractorGDBRemote &response); - const lldb::DataBufferSP - GetAuxvData() override; + bool ParsePythonTargetDefinition(const FileSpec &target_definition_fspec); - StructuredData::ObjectSP - GetExtendedInfoForThread (lldb::tid_t tid); + const lldb::DataBufferSP GetAuxvData() override; - void - GetMaxMemorySize(); + StructuredData::ObjectSP GetExtendedInfoForThread(lldb::tid_t tid); - bool - CalculateThreadStopInfo (ThreadGDBRemote *thread); + void GetMaxMemorySize(); - size_t - UpdateThreadPCsFromStopReplyThreadsValue (std::string &value); + bool CalculateThreadStopInfo(ThreadGDBRemote *thread); - size_t - UpdateThreadIDsFromStopReplyThreadsValue (std::string &value); + size_t UpdateThreadPCsFromStopReplyThreadsValue(std::string &value); - bool - HandleNotifyPacket(StringExtractorGDBRemote &packet); + size_t UpdateThreadIDsFromStopReplyThreadsValue(std::string &value); - bool - StartAsyncThread (); + bool HandleNotifyPacket(StringExtractorGDBRemote &packet); - void - StopAsyncThread (); + bool StartAsyncThread(); - static lldb::thread_result_t - AsyncThread (void *arg); + void StopAsyncThread(); - static bool - MonitorDebugserverProcess(std::weak_ptr<ProcessGDBRemote> process_wp, lldb::pid_t pid, bool exited, int signo, - int exit_status); + static lldb::thread_result_t AsyncThread(void *arg); - lldb::StateType - SetThreadStopInfo (StringExtractor& stop_packet); + static bool + MonitorDebugserverProcess(std::weak_ptr<ProcessGDBRemote> process_wp, + lldb::pid_t pid, bool exited, int signo, + int exit_status); - bool - GetThreadStopInfoFromJSON (ThreadGDBRemote *thread, const StructuredData::ObjectSP &thread_infos_sp); + lldb::StateType SetThreadStopInfo(StringExtractor &stop_packet); - lldb::ThreadSP - SetThreadStopInfo (StructuredData::Dictionary *thread_dict); + bool + GetThreadStopInfoFromJSON(ThreadGDBRemote *thread, + const StructuredData::ObjectSP &thread_infos_sp); - lldb::ThreadSP - SetThreadStopInfo (lldb::tid_t tid, - ExpeditedRegisterMap &expedited_register_map, - uint8_t signo, - const std::string &thread_name, - const std::string &reason, - const std::string &description, - uint32_t exc_type, - const std::vector<lldb::addr_t> &exc_data, - lldb::addr_t thread_dispatch_qaddr, - bool queue_vars_valid, - lldb_private::LazyBool associated_with_libdispatch_queue, - lldb::addr_t dispatch_queue_t, - std::string &queue_name, - lldb::QueueKind queue_kind, - uint64_t queue_serial); + lldb::ThreadSP SetThreadStopInfo(StructuredData::Dictionary *thread_dict); - void - HandleStopReplySequence (); + lldb::ThreadSP + SetThreadStopInfo(lldb::tid_t tid, + ExpeditedRegisterMap &expedited_register_map, uint8_t signo, + const std::string &thread_name, const std::string &reason, + const std::string &description, uint32_t exc_type, + const std::vector<lldb::addr_t> &exc_data, + lldb::addr_t thread_dispatch_qaddr, bool queue_vars_valid, + lldb_private::LazyBool associated_with_libdispatch_queue, + lldb::addr_t dispatch_queue_t, std::string &queue_name, + lldb::QueueKind queue_kind, uint64_t queue_serial); - void - ClearThreadIDList (); + void HandleStopReplySequence(); - bool - UpdateThreadIDList (); + void ClearThreadIDList(); - void - DidLaunchOrAttach (ArchSpec& process_arch); + bool UpdateThreadIDList(); - Error - ConnectToDebugserver (const char *host_port); + void DidLaunchOrAttach(ArchSpec &process_arch); - const char * - GetDispatchQueueNameForThread (lldb::addr_t thread_dispatch_qaddr, - std::string &dispatch_queue_name); + Error ConnectToDebugserver(llvm::StringRef host_port); - DynamicLoader * - GetDynamicLoader () override; + const char *GetDispatchQueueNameForThread(lldb::addr_t thread_dispatch_qaddr, + std::string &dispatch_queue_name); - // Query remote GDBServer for register information - bool - GetGDBServerRegisterInfo (ArchSpec &arch); + DynamicLoader *GetDynamicLoader() override; - // Query remote GDBServer for a detailed loaded library list - Error - GetLoadedModuleList (LoadedModuleInfoList &); + // Query remote GDBServer for register information + bool GetGDBServerRegisterInfo(ArchSpec &arch); - lldb::ModuleSP - LoadModuleAtAddress (const FileSpec &file, lldb::addr_t link_map, lldb::addr_t base_addr, - bool value_is_offset); + // Query remote GDBServer for a detailed loaded library list + Error GetLoadedModuleList(LoadedModuleInfoList &); + + lldb::ModuleSP LoadModuleAtAddress(const FileSpec &file, + lldb::addr_t link_map, + lldb::addr_t base_addr, + bool value_is_offset); private: - //------------------------------------------------------------------ - // For ProcessGDBRemote only - //------------------------------------------------------------------ - static bool - NewThreadNotifyBreakpointHit (void *baton, - StoppointCallbackContext *context, - lldb::user_id_t break_id, - lldb::user_id_t break_loc_id); - - DISALLOW_COPY_AND_ASSIGN (ProcessGDBRemote); + //------------------------------------------------------------------ + // For ProcessGDBRemote only + //------------------------------------------------------------------ + std::string m_partial_profile_data; + std::map<uint64_t, uint32_t> m_thread_id_to_used_usec_map; + + static bool NewThreadNotifyBreakpointHit(void *baton, + StoppointCallbackContext *context, + lldb::user_id_t break_id, + lldb::user_id_t break_loc_id); + + //------------------------------------------------------------------ + // ContinueDelegate interface + //------------------------------------------------------------------ + void HandleAsyncStdout(llvm::StringRef out) override; + void HandleAsyncMisc(llvm::StringRef data) override; + void HandleStopReply() override; + void HandleAsyncStructuredDataPacket(llvm::StringRef data) override; + + using ModuleCacheKey = std::pair<std::string, std::string>; + // KeyInfo for the cached module spec DenseMap. + // The invariant is that all real keys will have the file and architecture + // set. + // The empty key has an empty file and an empty arch. + // The tombstone key has an invalid arch and an empty file. + // The comparison and hash functions take the file name and architecture + // triple into account. + struct ModuleCacheInfo { + static ModuleCacheKey getEmptyKey() { return ModuleCacheKey(); } + + static ModuleCacheKey getTombstoneKey() { return ModuleCacheKey("", "T"); } + + static unsigned getHashValue(const ModuleCacheKey &key) { + return llvm::hash_combine(key.first, key.second); + } + + static bool isEqual(const ModuleCacheKey &LHS, const ModuleCacheKey &RHS) { + return LHS == RHS; + } + }; + + llvm::DenseMap<ModuleCacheKey, ModuleSpec, ModuleCacheInfo> + m_cached_module_specs; + + DISALLOW_COPY_AND_ASSIGN(ProcessGDBRemote); }; } // namespace process_gdb_remote |