forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			103 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			103 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			C++
		
	
	
	
| //===-- HistoryThread.h -----------------------------------------*- C++ -*-===//
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| //
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| //                     The LLVM Compiler Infrastructure
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| //
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| // This file is distributed under the University of Illinois Open Source
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| // License. See LICENSE.TXT for details.
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| //
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| //===----------------------------------------------------------------------===//
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| 
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| #ifndef liblldb_HistoryThread_h_
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| #define liblldb_HistoryThread_h_
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| 
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| // C Includes
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| // C++ Includes
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| #include <mutex>
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| 
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| // Other libraries and framework includes
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| // Project includes
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| #include "lldb/Core/Broadcaster.h"
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| #include "lldb/Core/Event.h"
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| #include "lldb/Core/UserSettingsController.h"
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| #include "lldb/Target/ExecutionContextScope.h"
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| #include "lldb/Target/StackFrameList.h"
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| #include "lldb/Target/Thread.h"
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| #include "lldb/Utility/UserID.h"
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| #include "lldb/lldb-private.h"
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| 
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| namespace lldb_private {
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| 
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| //----------------------------------------------------------------------
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| /// @class HistoryThread HistoryThread.h "HistoryThread.h"
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| /// @brief A thread object representing a backtrace from a previous point in the
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| /// process execution
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| ///
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| /// This subclass of Thread is used to provide a backtrace from earlier in
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| /// process execution.  It is given a backtrace list of pc addresses and
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| /// optionally a stop_id of when those pc addresses were collected, and it will
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| /// create stack frames for them.
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| //----------------------------------------------------------------------
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| 
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| class HistoryThread : public lldb_private::Thread {
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| public:
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|   HistoryThread(lldb_private::Process &process, lldb::tid_t tid,
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|                 std::vector<lldb::addr_t> pcs, uint32_t stop_id,
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|                 bool stop_id_is_valid);
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| 
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|   ~HistoryThread() override;
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| 
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|   lldb::RegisterContextSP GetRegisterContext() override;
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| 
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|   lldb::RegisterContextSP
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|   CreateRegisterContextForFrame(StackFrame *frame) override;
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| 
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|   void RefreshStateAfterStop() override {}
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| 
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|   bool CalculateStopInfo() override { return false; }
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| 
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|   void SetExtendedBacktraceToken(uint64_t token) override {
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|     m_extended_unwind_token = token;
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|   }
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| 
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|   uint64_t GetExtendedBacktraceToken() override {
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|     return m_extended_unwind_token;
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|   }
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| 
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|   const char *GetQueueName() override { return m_queue_name.c_str(); }
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| 
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|   void SetQueueName(const char *name) override { m_queue_name = name; }
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| 
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|   lldb::queue_id_t GetQueueID() override { return m_queue_id; }
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| 
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|   void SetQueueID(lldb::queue_id_t queue) override { m_queue_id = queue; }
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| 
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|   const char *GetThreadName() { return m_thread_name.c_str(); }
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| 
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|   uint32_t GetExtendedBacktraceOriginatingIndexID() override;
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| 
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|   void SetThreadName(const char *name) { m_thread_name = name; }
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| 
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|   const char *GetName() override { return m_thread_name.c_str(); }
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| 
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|   void SetName(const char *name) override { m_thread_name = name; }
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| 
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| protected:
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|   virtual lldb::StackFrameListSP GetStackFrameList();
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| 
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|   mutable std::mutex m_framelist_mutex;
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|   lldb::StackFrameListSP m_framelist;
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|   std::vector<lldb::addr_t> m_pcs;
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|   uint32_t m_stop_id;
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|   bool m_stop_id_is_valid;
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| 
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|   uint64_t m_extended_unwind_token;
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|   std::string m_queue_name;
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|   std::string m_thread_name;
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|   lldb::tid_t m_originating_unique_thread_id;
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|   lldb::queue_id_t m_queue_id;
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| };
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| 
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| } // namespace lldb_private
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| 
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| #endif // liblldb_HistoryThread_h_
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