Esempio n. 1
0
bool SBModule::SetPlatformFileSpec(const lldb::SBFileSpec &platform_file) {
  bool result = false;
  Log *log(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_API));

  ModuleSP module_sp(GetSP());
  if (module_sp) {
    module_sp->SetPlatformFileSpec(*platform_file);
    result = true;
  }

  if (log)
    log->Printf("SBModule(%p)::SetPlatformFileSpec (SBFileSpec(%p (%s)) => %i",
                static_cast<void *>(module_sp.get()),
                static_cast<const void *>(platform_file.get()),
                platform_file->GetPath().c_str(), result);
  return result;
}
Esempio n. 2
0
SBError SBThread::JumpToLine(lldb::SBFileSpec &file_spec, uint32_t line) {
  Log *log(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_API));
  SBError sb_error;

  std::unique_lock<std::recursive_mutex> lock;
  ExecutionContext exe_ctx(m_opaque_sp.get(), lock);

  if (log)
    log->Printf("SBThread(%p)::JumpToLine (file+line = %s:%u)",
                static_cast<void *>(exe_ctx.GetThreadPtr()),
                file_spec->GetPath().c_str(), line);

  if (!exe_ctx.HasThreadScope()) {
    sb_error.SetErrorString("this SBThread object is invalid");
    return sb_error;
  }

  Thread *thread = exe_ctx.GetThreadPtr();

  Status err = thread->JumpToLine(file_spec.get(), line, true);
  sb_error.SetError(err);
  return sb_error;
}
Esempio n. 3
0
SBError
SBThread::JumpToLine (lldb::SBFileSpec &file_spec, uint32_t line)
{
    Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
    SBError sb_error;

    Mutex::Locker api_locker;
    ExecutionContext exe_ctx (m_opaque_sp.get(), api_locker);

    if (log)
        log->Printf ("SBThread(%p)::JumpToLine (file+line = %s:%u)", exe_ctx.GetThreadPtr(), file_spec->GetPath().c_str(), line);

    if (!exe_ctx.HasThreadScope())
    {
        sb_error.SetErrorString("this SBThread object is invalid");
        return sb_error;
    }

    Thread *thread = exe_ctx.GetThreadPtr();

    Error err = thread->JumpToLine (file_spec.get(), line, true);
    sb_error.SetError (err);
    return sb_error;
}
Esempio n. 4
0
SBError
SBThread::StepOverUntil (lldb::SBFrame &sb_frame, 
                         lldb::SBFileSpec &sb_file_spec, 
                         uint32_t line)
{
    SBError sb_error;
    Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
    char path[PATH_MAX];
    
    Mutex::Locker api_locker;
    ExecutionContext exe_ctx (m_opaque_sp.get(), api_locker);

    StackFrameSP frame_sp (sb_frame.GetFrameSP());

    if (log)
    {
        SBStream frame_desc_strm;
        sb_frame.GetDescription (frame_desc_strm);
        sb_file_spec->GetPath (path, sizeof(path));
        log->Printf ("SBThread(%p)::StepOverUntil (frame = SBFrame(%p): %s, file+line = %s:%u)", 
                     exe_ctx.GetThreadPtr(), 
                     frame_sp.get(), 
                     frame_desc_strm.GetData(),
                     path, line);
    }

    if (exe_ctx.HasThreadScope())
    {
        Target *target = exe_ctx.GetTargetPtr();
        Thread *thread = exe_ctx.GetThreadPtr();

        if (line == 0)
        {
            sb_error.SetErrorString("invalid line argument");
            return sb_error;
        }
        
        if (!frame_sp)
        {
            frame_sp = thread->GetSelectedFrame ();
            if (!frame_sp)
                frame_sp = thread->GetStackFrameAtIndex (0);
        }
    
        SymbolContext frame_sc;
        if (!frame_sp)        
        {
            sb_error.SetErrorString("no valid frames in thread to step");
            return sb_error;
        }

        // If we have a frame, get its line
        frame_sc = frame_sp->GetSymbolContext (eSymbolContextCompUnit  |
                                               eSymbolContextFunction  | 
                                               eSymbolContextLineEntry | 
                                               eSymbolContextSymbol    );
                                               
        if (frame_sc.comp_unit == NULL)
        {
            sb_error.SetErrorStringWithFormat("frame %u doesn't have debug information", frame_sp->GetFrameIndex());
            return sb_error;
        }
        
        FileSpec step_file_spec;
        if (sb_file_spec.IsValid())
        {
            // The file spec passed in was valid, so use it
            step_file_spec = sb_file_spec.ref();
        }
        else
        {
            if (frame_sc.line_entry.IsValid())
                step_file_spec = frame_sc.line_entry.file;
            else
            {
                sb_error.SetErrorString("invalid file argument or no file for frame");
                return sb_error;
            }
        }
    
        // Grab the current function, then we will make sure the "until" address is
        // within the function.  We discard addresses that are out of the current
        // function, and then if there are no addresses remaining, give an appropriate
        // error message.
        
        bool all_in_function = true;
        AddressRange fun_range = frame_sc.function->GetAddressRange();
        
        std::vector<addr_t> step_over_until_addrs;
        const bool abort_other_plans = false;
        const bool stop_other_threads = false;
        const bool check_inlines = true;
        const bool exact = false;

        SymbolContextList sc_list;
        const uint32_t num_matches = frame_sc.comp_unit->ResolveSymbolContext (step_file_spec, 
                                                                               line, 
                                                                               check_inlines, 
                                                                               exact, 
                                                                               eSymbolContextLineEntry, 
                                                                               sc_list);
        if (num_matches > 0)
        {
            SymbolContext sc;
            for (uint32_t i=0; i<num_matches; ++i)
            {
                if (sc_list.GetContextAtIndex(i, sc))
                {
                    addr_t step_addr = sc.line_entry.range.GetBaseAddress().GetLoadAddress(target);
                    if (step_addr != LLDB_INVALID_ADDRESS)
                    {
                        if (fun_range.ContainsLoadAddress(step_addr, target))
                            step_over_until_addrs.push_back(step_addr);
                        else
                            all_in_function = false;
                    }
                }
            }
        }
        
        if (step_over_until_addrs.empty())
        {
            if (all_in_function)
            {
                step_file_spec.GetPath (path, sizeof(path));
                sb_error.SetErrorStringWithFormat("No line entries for %s:%u", path, line);
            }
            else
                sb_error.SetErrorString ("step until target not in current function");
        }
        else
        {
            ThreadPlanSP new_plan_sp(thread->QueueThreadPlanForStepUntil (abort_other_plans,
                                                                        &step_over_until_addrs[0],
                                                                        step_over_until_addrs.size(),
                                                                        stop_other_threads,
                                                                        frame_sp->GetFrameIndex()));

            sb_error = ResumeNewPlan (exe_ctx, new_plan_sp.get());
        }
    }
    else
    {
        sb_error.SetErrorString("this SBThread object is invalid");
    }
    return sb_error;
}