1//===-- ThreadPlanShouldStopHere.cpp ----------------------------*- 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#include "lldb/Target/RegisterContext.h"
11#include "lldb/Target/Thread.h"
12#include "lldb/Target/ThreadPlanShouldStopHere.h"
13#include "lldb/Core/Log.h"
14
15using namespace lldb;
16using namespace lldb_private;
17
18// C Includes
19// C++ Includes
20// Other libraries and framework includes
21// Project includes
22
23//----------------------------------------------------------------------
24// ThreadPlanShouldStopHere constructor
25//----------------------------------------------------------------------
26ThreadPlanShouldStopHere::ThreadPlanShouldStopHere(ThreadPlan *owner, ThreadPlanShouldStopHereCallback callback, void *baton) :
27    m_callback (callback),
28    m_baton (baton),
29    m_owner (owner),
30    m_flags (ThreadPlanShouldStopHere::eNone)
31{
32}
33
34//----------------------------------------------------------------------
35// Destructor
36//----------------------------------------------------------------------
37ThreadPlanShouldStopHere::~ThreadPlanShouldStopHere()
38{
39}
40
41void
42ThreadPlanShouldStopHere::SetShouldStopHereCallback (ThreadPlanShouldStopHereCallback callback, void *baton)
43{
44    m_callback = callback;
45    m_baton = baton;
46}
47
48ThreadPlanSP
49ThreadPlanShouldStopHere::InvokeShouldStopHereCallback ()
50{
51    if (m_callback)
52    {
53        ThreadPlanSP return_plan_sp(m_callback (m_owner, m_flags, m_baton));
54        Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_STEP));
55        if (log)
56        {
57            lldb::addr_t current_addr = m_owner->GetThread().GetRegisterContext()->GetPC(0);
58
59            if (return_plan_sp)
60            {
61                StreamString s;
62                return_plan_sp->GetDescription (&s, lldb::eDescriptionLevelFull);
63                log->Printf ("ShouldStopHere callback found a step out plan from 0x%" PRIx64 ": %s.", current_addr, s.GetData());
64            }
65            else
66            {
67                log->Printf ("ShouldStopHere callback didn't find a step out plan from: 0x%" PRIx64 ".", current_addr);
68            }
69        }
70        return return_plan_sp;
71    }
72    else
73        return ThreadPlanSP();
74}
75