contrib/llvm/tools/lldb/source/Target/ThreadPlanCallUserExpression.cpp

   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 unwind_on_error,
  44                                                 bool ignore_breakpoints,
  45                                                 lldb::addr_t *this_arg,
  46                                                 lldb::addr_t *cmd_arg,
  47                                                 ClangUserExpression::ClangUserExpressionSP &user_expression_sp) :
  48     ThreadPlanCallFunction (thread, function, ClangASTType(), arg, stop_other_threads, unwind_on_error, ignore_breakpoints, this_arg, cmd_arg),
  49     m_user_expression_sp (user_expression_sp)
  50 {
  51     // User expressions are generally "User generated" so we should set them up to stop when done.
  52     SetIsMasterPlan (true);
  53     SetOkayToDiscard(false);
  54 }
  55
  56 ThreadPlanCallUserExpression::~ThreadPlanCallUserExpression ()
  57 {
  58 }
  59
  60 void
  61 ThreadPlanCallUserExpression::GetDescription (Stream *s, lldb::DescriptionLevel level)
  62 {
  63     ThreadPlanCallFunction::GetDescription (s, level);
  64 }
  65
  66 StopInfoSP
  67 ThreadPlanCallUserExpression::GetRealStopInfo()
  68 {
  69     StopInfoSP stop_info_sp = ThreadPlanCallFunction::GetRealStopInfo();
  70
  71     if (stop_info_sp)
  72     {
  73         lldb::addr_t addr = GetStopAddress();
  74         DynamicCheckerFunctions *checkers = m_thread.GetProcess()->GetDynamicCheckers();
  75         StreamString s;
  76
  77         if (checkers && checkers->DoCheckersExplainStop(addr, s))
  78             stop_info_sp->SetDescription(s.GetData());
  79     }
  80
  81     return stop_info_sp;
  82 }