lldb/source/Plugins/Process/mach-core/ThreadMachCore.h

   1 //===-- ThreadMachCore.h ----------------------------------------*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #ifndef LLDB_SOURCE_PLUGINS_PROCESS_MACH_CORE_THREADMACHCORE_H
  10 #define LLDB_SOURCE_PLUGINS_PROCESS_MACH_CORE_THREADMACHCORE_H
  11
  12 #include <string>
  13
  14 #include "lldb/Target/Thread.h"
  15
  16 class ProcessMachCore;
  17
  18 class ThreadMachCore : public lldb_private::Thread {
  19 public:
  20   ThreadMachCore(lldb_private::Process &process, lldb::tid_t tid,
  21                  uint32_t objfile_lc_thread_idx);
  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   // Member variables.
  57   std::string m_thread_name;
  58   std::string m_dispatch_queue_name;
  59   lldb::addr_t m_thread_dispatch_qaddr;
  60   lldb::RegisterContextSP m_thread_reg_ctx_sp;
  61   uint32_t m_objfile_lc_thread_idx;
  62
  63   // Protected member functions.
  64   bool CalculateStopInfo() override;
  65 };
  66
  67 #endif // LLDB_SOURCE_PLUGINS_PROCESS_MACH_CORE_THREADMACHCORE_H