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1 //===-- ThreadPlanStepUntil.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_ThreadPlanStepUntil_h_
11 #define liblldb_ThreadPlanStepUntil_h_
12
13 // C Includes
14 // C++ Includes
15 // Other libraries and framework includes
16 // Project includes
17 #include "lldb/Target/Thread.h"
18 #include "lldb/Target/ThreadPlan.h"
19
20 namespace lldb_private {
21
22
23 class ThreadPlanStepUntil : public ThreadPlan
24 {
25 public:
26     virtual ~ThreadPlanStepUntil ();
27
28     virtual void GetDescription (Stream *s, lldb::DescriptionLevel level);
29     virtual bool ValidatePlan (Stream *error);
30     virtual bool ShouldStop (Event *event_ptr);
31     virtual bool StopOthers ();
32     virtual lldb::StateType GetPlanRunState ();
33     virtual bool WillStop ();
34     virtual bool MischiefManaged ();
35
36 protected:
37     virtual bool DoWillResume (lldb::StateType resume_state, bool current_plan);
38     virtual bool DoPlanExplainsStop (Event *event_ptr);
39
40     ThreadPlanStepUntil (Thread &thread,
41                          lldb::addr_t *address_list,
42                          size_t num_addresses,
43                          bool stop_others,
44                          uint32_t frame_idx = 0);
45     void AnalyzeStop(void);
46
47 private:
48
49     StackID m_stack_id;
50     lldb::addr_t m_step_from_insn;
51     lldb::break_id_t m_return_bp_id;
52     lldb::addr_t m_return_addr;
53     bool m_stepped_out;
54     bool m_should_stop;
55     bool m_ran_analyze;
56     bool m_explains_stop;
57
58     typedef std::map<lldb::addr_t,lldb::break_id_t> until_collection;
59     until_collection m_until_points;
60     bool m_stop_others;
61
62     void Clear();
63
64     friend lldb::ThreadPlanSP
65     Thread::QueueThreadPlanForStepUntil (bool abort_other_plans,
66                                          lldb::addr_t *address_list,
67                                          size_t num_addresses,
68                                          bool stop_others,
69                                          uint32_t frame_idx);
70
71     // Need an appropriate marker for the current stack so we can tell step out
72     // from step in.
73
74     DISALLOW_COPY_AND_ASSIGN (ThreadPlanStepUntil);
75
76 };
77
78 } // namespace lldb_private
79
80 #endif  // liblldb_ThreadPlanStepUntil_h_