1 //===-- ThreadMachCore.h ----------------------------------------*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #ifndef liblldb_ThreadMachCore_h_
11 #define liblldb_ThreadMachCore_h_
12 
13 #include <string>
14 
15 #include "lldb/Target/Thread.h"
16 
17 class ProcessMachCore;
18 
19 class ThreadMachCore : public lldb_private::Thread {
20 public:
21   ThreadMachCore(lldb_private::Process &process, lldb::tid_t tid);
22 
23   ~ThreadMachCore() override;
24 
25   void RefreshStateAfterStop() override;
26 
27   const char *GetName() override;
28 
29   lldb::RegisterContextSP GetRegisterContext() override;
30 
31   lldb::RegisterContextSP
32   CreateRegisterContextForFrame(lldb_private::StackFrame *frame) override;
33 
34   static bool ThreadIDIsValid(lldb::tid_t thread);
35 
36   bool ShouldStop(bool &step_more);
37 
38   const char *GetBasicInfoAsString();
39 
40   void SetName(const char *name) override {
41     if (name && name[0])
42       m_thread_name.assign(name);
43     else
44       m_thread_name.clear();
45   }
46 
47   lldb::addr_t GetThreadDispatchQAddr() { return m_thread_dispatch_qaddr; }
48 
49   void SetThreadDispatchQAddr(lldb::addr_t thread_dispatch_qaddr) {
50     m_thread_dispatch_qaddr = thread_dispatch_qaddr;
51   }
52 
53 protected:
54   friend class ProcessMachCore;
55 
56   //------------------------------------------------------------------
57   // Member variables.
58   //------------------------------------------------------------------
59   std::string m_thread_name;
60   std::string m_dispatch_queue_name;
61   lldb::addr_t m_thread_dispatch_qaddr;
62   lldb::RegisterContextSP m_thread_reg_ctx_sp;
63 
64   //------------------------------------------------------------------
65   // Protected member functions.
66   //------------------------------------------------------------------
67   bool CalculateStopInfo() override;
68 };
69 
70 #endif // liblldb_ThreadMachCore_h_
71