1 //===-- ThreadPlanCallUserExpression.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/ThreadPlanCallUserExpression.h"
11 
12 // C Includes
13 // C++ Includes
14 // Other libraries and framework includes
15 #include "llvm/Support/MachO.h"
16 // Project includes
17 #include "lldb/lldb-private-log.h"
18 #include "lldb/Breakpoint/Breakpoint.h"
19 #include "lldb/Breakpoint/BreakpointLocation.h"
20 #include "lldb/Core/Address.h"
21 #include "lldb/Core/Log.h"
22 #include "lldb/Core/Stream.h"
23 #include "lldb/Expression/ClangUserExpression.h"
24 #include "lldb/Target/LanguageRuntime.h"
25 #include "lldb/Target/Process.h"
26 #include "lldb/Target/RegisterContext.h"
27 #include "lldb/Target/StopInfo.h"
28 #include "lldb/Target/Target.h"
29 #include "lldb/Target/Thread.h"
30 #include "lldb/Target/ThreadPlanRunToAddress.h"
31 
32 using namespace lldb;
33 using namespace lldb_private;
34 
35 //----------------------------------------------------------------------
36 // ThreadPlanCallUserExpression: Plan to call a single function
37 //----------------------------------------------------------------------
38 
39 ThreadPlanCallUserExpression::ThreadPlanCallUserExpression (Thread &thread,
40                                                 Address &function,
41                                                 lldb::addr_t arg,
42                                                 bool stop_other_threads,
43                                                 bool discard_on_error,
44                                                 lldb::addr_t *this_arg,
45                                                 lldb::addr_t *cmd_arg,
46                                                 ClangUserExpression::ClangUserExpressionSP &user_expression_sp) :
47     ThreadPlanCallFunction (thread, function, ClangASTType(), arg, stop_other_threads, discard_on_error, this_arg, cmd_arg),
48     m_user_expression_sp (user_expression_sp)
49 {
50     // User expressions are generally "User generated" so we should set them up to stop when done.
51     SetIsMasterPlan (true);
52     SetOkayToDiscard(false);
53 }
54 
55 ThreadPlanCallUserExpression::~ThreadPlanCallUserExpression ()
56 {
57 }
58 
59 void
60 ThreadPlanCallUserExpression::GetDescription (Stream *s, lldb::DescriptionLevel level)
61 {
62     ThreadPlanCallFunction::GetDescription (s, level);
63 }
64 
65 StopInfoSP
66 ThreadPlanCallUserExpression::GetRealStopInfo()
67 {
68     StopInfoSP stop_info_sp = ThreadPlanCallFunction::GetRealStopInfo();
69     lldb::addr_t addr = GetStopAddress();
70     DynamicCheckerFunctions *checkers = m_thread.GetProcess()->GetDynamicCheckers();
71     StreamString s;
72 
73     if (checkers && checkers->DoCheckersExplainStop(addr, s))
74         stop_info_sp->SetDescription(s.GetData());
75 
76     return stop_info_sp;
77 }
78