Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame^] | 1 | //===-- ThreadList.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_ThreadList_h_ |
| 11 | #define liblldb_ThreadList_h_ |
| 12 | |
| 13 | #include <vector> |
| 14 | |
| 15 | #include "lldb/lldb-private.h" |
| 16 | #include "lldb/Host/Mutex.h" |
| 17 | #include "lldb/Core/UserID.h" |
| 18 | |
| 19 | |
| 20 | // FIXME: Currently this is a thread list with lots of functionality for use only by |
| 21 | // the process for which this is the thread list. If we ever want a container class |
| 22 | // to hand out that is just a random subset of threads, with iterator functionality, |
| 23 | // then we should make that part a base class, and make a ProcessThreadList for the |
| 24 | // process. |
| 25 | namespace lldb_private { |
| 26 | |
| 27 | class ThreadList |
| 28 | { |
| 29 | friend class Process; |
| 30 | |
| 31 | public: |
| 32 | |
| 33 | ThreadList (Process *process); |
| 34 | |
| 35 | ThreadList (const ThreadList &rhs); |
| 36 | |
| 37 | ~ThreadList (); |
| 38 | |
| 39 | const ThreadList& |
| 40 | operator = (const ThreadList& rhs); |
| 41 | |
| 42 | uint32_t |
| 43 | GetSize(bool can_update = true); |
| 44 | |
| 45 | void |
| 46 | AddThread (lldb::ThreadSP &thread_sp); |
| 47 | |
| 48 | lldb::ThreadSP |
| 49 | GetCurrentThread (); |
| 50 | |
| 51 | bool |
| 52 | SetCurrentThreadByID (lldb::tid_t tid); |
| 53 | |
| 54 | bool |
| 55 | SetCurrentThreadByIndexID (uint32_t index_id); |
| 56 | |
| 57 | void |
| 58 | Clear(); |
| 59 | |
| 60 | // Note that "idx" is not the same as the "thread_index". It is a zero |
| 61 | // based index to accessing the current threads, whereas "thread_index" |
| 62 | // is a unique index assigned |
| 63 | lldb::ThreadSP |
| 64 | GetThreadAtIndex (uint32_t idx, bool can_update = true); |
| 65 | |
| 66 | lldb::ThreadSP |
| 67 | FindThreadByID (lldb::tid_t tid, bool can_update = true); |
| 68 | |
| 69 | lldb::ThreadSP |
| 70 | FindThreadByIndexID (lldb::tid_t index_id, bool can_update = true); |
| 71 | |
| 72 | lldb::ThreadSP |
| 73 | GetThreadSPForThreadPtr (Thread *thread_ptr); |
| 74 | |
| 75 | bool |
| 76 | ShouldStop (Event *event_ptr); |
| 77 | |
| 78 | lldb::Vote |
| 79 | ShouldReportStop (Event *event_ptr); |
| 80 | |
| 81 | lldb::Vote |
| 82 | ShouldReportRun (Event *event_ptr); |
| 83 | |
| 84 | void |
| 85 | RefreshStateAfterStop (); |
| 86 | |
| 87 | bool |
| 88 | WillResume (); |
| 89 | |
| 90 | void |
| 91 | DidResume (); |
| 92 | |
| 93 | void |
| 94 | DiscardThreadPlans(); |
| 95 | |
| 96 | uint32_t |
| 97 | GetStopID () const; |
| 98 | |
| 99 | void |
| 100 | SetStopID (uint32_t stop_id); |
| 101 | |
| 102 | protected: |
| 103 | |
| 104 | typedef std::vector<lldb::ThreadSP> collection; |
| 105 | //------------------------------------------------------------------ |
| 106 | // Classes that inherit from Process can see and modify these |
| 107 | //------------------------------------------------------------------ |
| 108 | Process *m_process; ///< The process that manages this thread list. |
| 109 | uint32_t m_stop_id; ///< The process stop ID that this thread list is valid for. |
| 110 | collection m_threads; ///< The threads for this process. |
| 111 | mutable Mutex m_threads_mutex; |
| 112 | lldb::tid_t m_current_tid; ///< For targets that need the notion of a current thread. |
| 113 | |
| 114 | private: |
| 115 | ThreadList (); |
| 116 | }; |
| 117 | |
| 118 | } // namespace lldb_private |
| 119 | |
| 120 | #endif // liblldb_ThreadList_h_ |