forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			124 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			124 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			C++
		
	
	
	
| //===-- FreeBSDThread.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_FreeBSDThread_H_
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| #define liblldb_FreeBSDThread_H_
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| 
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| // C++ Includes
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| #include <memory>
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| #include <string>
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| 
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| // Other libraries and framework includes
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| #include "RegisterContextPOSIX.h"
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| #include "lldb/Target/Thread.h"
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| 
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| class ProcessMessage;
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| class ProcessMonitor;
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| class POSIXBreakpointProtocol;
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| 
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| //------------------------------------------------------------------------------
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| // @class FreeBSDThread
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| // @brief Abstraction of a FreeBSD thread.
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| class FreeBSDThread : public lldb_private::Thread {
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| public:
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|   //------------------------------------------------------------------
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|   // Constructors and destructors
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|   //------------------------------------------------------------------
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|   FreeBSDThread(lldb_private::Process &process, lldb::tid_t tid);
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| 
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|   virtual ~FreeBSDThread();
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| 
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|   // POSIXThread
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|   void RefreshStateAfterStop() override;
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| 
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|   // This notifies the thread when a private stop occurs.
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|   void DidStop() override;
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| 
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|   const char *GetInfo() override;
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| 
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|   void SetName(const char *name) override;
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| 
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|   const char *GetName() 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(lldb_private::StackFrame *frame) override;
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| 
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|   lldb::addr_t GetThreadPointer() override;
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| 
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|   //--------------------------------------------------------------------------
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|   // These functions provide a mapping from the register offset
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|   // back to the register index or name for use in debugging or log
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|   // output.
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| 
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|   unsigned GetRegisterIndexFromOffset(unsigned offset);
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| 
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|   const char *GetRegisterName(unsigned reg);
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| 
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|   const char *GetRegisterNameFromOffset(unsigned offset);
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| 
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|   //--------------------------------------------------------------------------
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|   // These methods form a specialized interface to POSIX threads.
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|   //
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|   bool Resume();
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| 
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|   void Notify(const ProcessMessage &message);
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| 
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|   //--------------------------------------------------------------------------
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|   // These methods provide an interface to watchpoints
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|   //
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|   bool EnableHardwareWatchpoint(lldb_private::Watchpoint *wp);
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| 
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|   bool DisableHardwareWatchpoint(lldb_private::Watchpoint *wp);
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| 
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|   uint32_t NumSupportedHardwareWatchpoints();
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| 
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|   uint32_t FindVacantWatchpointIndex();
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| 
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| protected:
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|   POSIXBreakpointProtocol *GetPOSIXBreakpointProtocol() {
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|     if (!m_reg_context_sp)
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|       m_reg_context_sp = GetRegisterContext();
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|     return m_posix_thread;
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|   }
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| 
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|   std::unique_ptr<lldb_private::StackFrame> m_frame_ap;
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| 
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|   lldb::BreakpointSiteSP m_breakpoint;
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| 
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|   bool m_thread_name_valid;
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|   std::string m_thread_name;
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|   POSIXBreakpointProtocol *m_posix_thread;
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| 
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|   ProcessMonitor &GetMonitor();
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| 
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|   bool CalculateStopInfo() override;
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| 
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|   void BreakNotify(const ProcessMessage &message);
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|   void WatchNotify(const ProcessMessage &message);
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|   virtual void TraceNotify(const ProcessMessage &message);
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|   void LimboNotify(const ProcessMessage &message);
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|   void SignalNotify(const ProcessMessage &message);
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|   void SignalDeliveredNotify(const ProcessMessage &message);
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|   void CrashNotify(const ProcessMessage &message);
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|   void ExitNotify(const ProcessMessage &message);
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|   void ExecNotify(const ProcessMessage &message);
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| 
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|   lldb_private::Unwind *GetUnwinder() override;
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| 
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|   //--------------------------------------------------------------------------
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|   // FreeBSDThread internal API.
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| 
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|   // POSIXThread override
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|   virtual void WillResume(lldb::StateType resume_state) override;
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| };
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| 
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| #endif // #ifndef liblldb_FreeBSDThread_H_
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