diff options
Diffstat (limited to 'contrib/llvm-project/lldb/include/lldb/Target/Target.h')
| -rw-r--r-- | contrib/llvm-project/lldb/include/lldb/Target/Target.h | 161 |
1 files changed, 131 insertions, 30 deletions
diff --git a/contrib/llvm-project/lldb/include/lldb/Target/Target.h b/contrib/llvm-project/lldb/include/lldb/Target/Target.h index 280ce6359c72..69baefb964b0 100644 --- a/contrib/llvm-project/lldb/include/lldb/Target/Target.h +++ b/contrib/llvm-project/lldb/include/lldb/Target/Target.h @@ -28,6 +28,7 @@ #include "lldb/Target/ExecutionContextScope.h" #include "lldb/Target/PathMappingList.h" #include "lldb/Target/SectionLoadHistory.h" +#include "lldb/Target/ThreadSpec.h" #include "lldb/Utility/ArchSpec.h" #include "lldb/Utility/Broadcaster.h" #include "lldb/Utility/LLDBAssert.h" @@ -64,6 +65,12 @@ enum LoadDependentFiles { eLoadDependentsNo, }; +enum ImportStdModule { + eImportStdModuleFalse, + eImportStdModuleFallback, + eImportStdModuleTrue, +}; + class TargetExperimentalProperties : public Properties { public: TargetExperimentalProperties(); @@ -93,6 +100,10 @@ public: void SetDisableASLR(bool b); + bool GetInheritTCC() const; + + void SetInheritTCC(bool b); + bool GetDetachOnError() const; void SetDetachOnError(bool b); @@ -130,7 +141,7 @@ public: bool GetEnableAutoImportClangModules() const; - bool GetEnableImportStdModule() const; + ImportStdModule GetImportStdModule() const; bool GetEnableAutoApplyFixIts() const; @@ -168,6 +179,8 @@ public: llvm::StringRef GetExpressionPrefixContents(); + uint64_t GetExprErrorLimit() const; + bool GetUseHexImmediates() const; bool GetUseFastStepping() const; @@ -205,7 +218,7 @@ public: bool GetInjectLocalVariables(ExecutionContext *exe_ctx) const; void SetInjectLocalVariables(ExecutionContext *exe_ctx, bool b); - + void SetRequireHardwareBreakpoints(bool b); bool GetRequireHardwareBreakpoints() const; @@ -214,7 +227,6 @@ public: void UpdateLaunchInfoFromProperties(); - private: // Callbacks for m_launch_info. void Arg0ValueChangedCallback(); @@ -225,6 +237,7 @@ private: void ErrorPathValueChangedCallback(); void DetachOnErrorValueChangedCallback(); void DisableASLRValueChangedCallback(); + void InheritTCCValueChangedCallback(); void DisableSTDIOValueChangedCallback(); Environment ComputeEnvironment() const; @@ -434,6 +447,7 @@ class Target : public std::enable_shared_from_this<Target>, public ModuleList::Notifier { public: friend class TargetList; + friend class Debugger; /// Broadcaster event bits definitions. enum { @@ -503,6 +517,8 @@ public: static void SetDefaultArchitecture(const ArchSpec &arch); + bool IsDummyTarget() const { return m_is_dummy_target; } + /// Find a binary on the system and return its Module, /// or return an existing Module that is already in the Target. /// @@ -563,7 +579,8 @@ public: // used. const lldb::ProcessSP &CreateProcess(lldb::ListenerSP listener_sp, llvm::StringRef plugin_name, - const FileSpec *crash_file); + const FileSpec *crash_file, + bool can_connect); const lldb::ProcessSP &GetProcessSP() const; @@ -1064,14 +1081,10 @@ public: const ValueList &arg_value_list, const char *name, Status &error); - // Creates a UtilityFunction for the given language, the rest of the - // parameters have the same meaning as for the UtilityFunction constructor. - // Returns a new-ed object which the caller owns. - - UtilityFunction *GetUtilityFunctionForLanguage(const char *expr, - lldb::LanguageType language, - const char *name, - Status &error); + /// Creates and installs a UtilityFunction for the given language. + llvm::Expected<std::unique_ptr<UtilityFunction>> + CreateUtilityFunction(std::string expression, std::string name, + lldb::LanguageType language, ExecutionContext &exe_ctx); // Install any files through the platform that need be to installed prior to // launching or attaching. @@ -1097,6 +1110,20 @@ public: void ClearAllLoadedSections(); + /// Set the \a Trace object containing processor trace information of this + /// target. + /// + /// \param[in] trace_sp + /// The trace object. + void SetTrace(const lldb::TraceSP &trace_sp); + + /// Get the \a Trace object containing processor trace information of this + /// target. + /// + /// \return + /// The trace object. It might be undefined. + const lldb::TraceSP &GetTrace(); + // Since expressions results can persist beyond the lifetime of a process, // and the const expression results are available after a process is gone, we // provide a way for expressions to be evaluated from the Target itself. If @@ -1134,23 +1161,32 @@ public: class StopHook : public UserID { public: StopHook(const StopHook &rhs); + virtual ~StopHook() = default; - ~StopHook(); - - StringList *GetCommandPointer() { return &m_commands; } - - const StringList &GetCommands() { return m_commands; } + enum class StopHookKind : uint32_t { CommandBased = 0, ScriptBased }; + enum class StopHookResult : uint32_t { + KeepStopped = 0, + RequestContinue, + AlreadyContinued + }; lldb::TargetSP &GetTarget() { return m_target_sp; } - void SetCommands(StringList &in_commands) { m_commands = in_commands; } - // Set the specifier. The stop hook will own the specifier, and is // responsible for deleting it when we're done. void SetSpecifier(SymbolContextSpecifier *specifier); SymbolContextSpecifier *GetSpecifier() { return m_specifier_sp.get(); } + bool ExecutionContextPasses(const ExecutionContext &exe_ctx); + + // Called on stop, this gets passed the ExecutionContext for each "stop + // with a reason" thread. It should add to the stream whatever text it + // wants to show the user, and return False to indicate it wants the target + // not to stop. + virtual StopHookResult HandleStop(ExecutionContext &exe_ctx, + lldb::StreamSP output) = 0; + // Set the Thread Specifier. The stop hook will own the thread specifier, // and is responsible for deleting it when we're done. void SetThreadSpecifier(ThreadSpec *specifier); @@ -1168,28 +1204,84 @@ public: bool GetAutoContinue() const { return m_auto_continue; } void GetDescription(Stream *s, lldb::DescriptionLevel level) const; + virtual void GetSubclassDescription(Stream *s, + lldb::DescriptionLevel level) const = 0; - private: + protected: lldb::TargetSP m_target_sp; - StringList m_commands; lldb::SymbolContextSpecifierSP m_specifier_sp; std::unique_ptr<ThreadSpec> m_thread_spec_up; bool m_active = true; bool m_auto_continue = false; + StopHook(lldb::TargetSP target_sp, lldb::user_id_t uid); + }; + + class StopHookCommandLine : public StopHook { + public: + virtual ~StopHookCommandLine() = default; + + StringList &GetCommands() { return m_commands; } + void SetActionFromString(const std::string &strings); + void SetActionFromStrings(const std::vector<std::string> &strings); + + StopHookResult HandleStop(ExecutionContext &exc_ctx, + lldb::StreamSP output_sp) override; + void GetSubclassDescription(Stream *s, + lldb::DescriptionLevel level) const override; + + private: + StringList m_commands; // Use CreateStopHook to make a new empty stop hook. The GetCommandPointer // and fill it with commands, and SetSpecifier to set the specifier shared // pointer (can be null, that will match anything.) - StopHook(lldb::TargetSP target_sp, lldb::user_id_t uid); + StopHookCommandLine(lldb::TargetSP target_sp, lldb::user_id_t uid) + : StopHook(target_sp, uid) {} + friend class Target; + }; + + class StopHookScripted : public StopHook { + public: + virtual ~StopHookScripted() = default; + StopHookResult HandleStop(ExecutionContext &exc_ctx, + lldb::StreamSP output) override; + + Status SetScriptCallback(std::string class_name, + StructuredData::ObjectSP extra_args_sp); + + void GetSubclassDescription(Stream *s, + lldb::DescriptionLevel level) const override; + + private: + std::string m_class_name; + /// This holds the dictionary of keys & values that can be used to + /// parametrize any given callback's behavior. + StructuredDataImpl *m_extra_args; // We own this structured data, + // but the SD itself manages the UP. + /// This holds the python callback object. + StructuredData::GenericSP m_implementation_sp; + + /// Use CreateStopHook to make a new empty stop hook. The GetCommandPointer + /// and fill it with commands, and SetSpecifier to set the specifier shared + /// pointer (can be null, that will match anything.) + StopHookScripted(lldb::TargetSP target_sp, lldb::user_id_t uid) + : StopHook(target_sp, uid) {} friend class Target; }; + typedef std::shared_ptr<StopHook> StopHookSP; - // Add an empty stop hook to the Target's stop hook list, and returns a - // shared pointer to it in new_hook. Returns the id of the new hook. - StopHookSP CreateStopHook(); + /// Add an empty stop hook to the Target's stop hook list, and returns a + /// shared pointer to it in new_hook. Returns the id of the new hook. + StopHookSP CreateStopHook(StopHook::StopHookKind kind); + + /// If you tried to create a stop hook, and that failed, call this to + /// remove the stop hook, as it will also reset the stop hook counter. + void UndoCreateStopHook(lldb::user_id_t uid); - void RunStopHooks(); + // Runs the stop hooks that have been registered for this target. + // Returns true if the stop hooks cause the target to resume. + bool RunStopHooks(); size_t GetStopHookSize(); @@ -1251,6 +1343,10 @@ public: void SetREPL(lldb::LanguageType language, lldb::REPLSP repl_sp); + StackFrameRecognizerManager &GetFrameRecognizerManager() { + return *m_frame_recognizer_manager_up; + } + protected: /// Implementing of ModuleList::Notifier. @@ -1285,12 +1381,12 @@ protected: lldb::PlatformSP m_platform_sp; ///< The platform for this target. std::recursive_mutex m_mutex; ///< An API mutex that is used by the lldb::SB* /// classes make the SB interface thread safe - /// When the private state thread calls SB API's - usually because it is + /// When the private state thread calls SB API's - usually because it is /// running OS plugin or Python ThreadPlan code - it should not block on the /// API mutex that is held by the code that kicked off the sequence of events - /// that led us to run the code. We hand out this mutex instead when we + /// that led us to run the code. We hand out this mutex instead when we /// detect that code is running on the private state thread. - std::recursive_mutex m_private_mutex; + std::recursive_mutex m_private_mutex; Arch m_arch; ModuleList m_images; ///< The list of images for this process (shared /// libraries and anything dynamically loaded). @@ -1325,6 +1421,11 @@ protected: bool m_suppress_stop_hooks; bool m_is_dummy_target; unsigned m_next_persistent_variable_index = 0; + /// An optional \a lldb_private::Trace object containing processor trace + /// information of this target. + lldb::TraceSP m_trace_sp; + /// Stores the frame recognizers of this target. + lldb::StackFrameRecognizerManagerUP m_frame_recognizer_manager_up; static void ImageSearchPathsChanged(const PathMappingList &path_list, void *baton); @@ -1364,7 +1465,7 @@ private: bool ProcessIsValid(); // Copy breakpoints, stop hooks and so forth from the dummy target: - void PrimeFromDummyTarget(Target *dummy_target); + void PrimeFromDummyTarget(Target &target); void AddBreakpoint(lldb::BreakpointSP breakpoint_sp, bool internal); |