ThreadPlanStepUntil.h revision 008f3dc79c762b7d240b5ad6d4fb148c5cb039ca 
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
20namespace lldb_private {
21
22
23class ThreadPlanStepUntil : public ThreadPlan
24{
25public:
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
36protected:
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
47private:
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_
81