void SBThread::StepOutOfFrame(lldb::SBFrame &sb_frame) { Log *log(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_API)); std::unique_lock<std::recursive_mutex> lock; ExecutionContext exe_ctx(m_opaque_sp.get(), lock); if (!sb_frame.IsValid()) { if (log) log->Printf( "SBThread(%p)::StepOutOfFrame passed an invalid frame, returning.", static_cast<void *>(exe_ctx.GetThreadPtr())); return; } StackFrameSP frame_sp(sb_frame.GetFrameSP()); if (log) { SBStream frame_desc_strm; sb_frame.GetDescription(frame_desc_strm); log->Printf("SBThread(%p)::StepOutOfFrame (frame = SBFrame(%p): %s)", static_cast<void *>(exe_ctx.GetThreadPtr()), static_cast<void *>(frame_sp.get()), frame_desc_strm.GetData()); } if (exe_ctx.HasThreadScope()) { bool abort_other_plans = false; bool stop_other_threads = false; Thread *thread = exe_ctx.GetThreadPtr(); if (sb_frame.GetThread().GetThreadID() != thread->GetID()) { log->Printf("SBThread(%p)::StepOutOfFrame passed a frame from another " "thread (0x%" PRIx64 " vrs. 0x%" PRIx64 ", returning.", static_cast<void *>(exe_ctx.GetThreadPtr()), sb_frame.GetThread().GetThreadID(), thread->GetID()); } ThreadPlanSP new_plan_sp(thread->QueueThreadPlanForStepOut( abort_other_plans, NULL, false, stop_other_threads, eVoteYes, eVoteNoOpinion, frame_sp->GetFrameIndex())); // This returns an error, we should use it! ResumeNewPlan(exe_ctx, new_plan_sp.get()); } }
SBError SBThread::StepOverUntil (lldb::SBFrame &sb_frame, lldb::SBFileSpec &sb_file_spec, uint32_t line) { SBError sb_error; LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); char path[PATH_MAX]; 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)", m_opaque_sp.get(), sb_frame.get(), frame_desc_strm.GetData(), path, line); } if (m_opaque_sp) { Mutex::Locker api_locker (m_opaque_sp->GetProcess().GetTarget().GetAPIMutex()); if (line == 0) { sb_error.SetErrorString("invalid line argument"); return sb_error; } StackFrameSP frame_sp; if (sb_frame.IsValid()) frame_sp = sb_frame.get_sp(); else { frame_sp = m_opaque_sp->GetSelectedFrame (); if (!frame_sp) frame_sp = m_opaque_sp->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 = true; const bool stop_other_threads = true; const bool check_inlines = true; const bool exact = false; Target *target = &m_opaque_sp->GetProcess().GetTarget(); 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 { m_opaque_sp->QueueThreadPlanForStepUntil (abort_other_plans, &step_over_until_addrs[0], step_over_until_addrs.size(), stop_other_threads, frame_sp->GetFrameIndex()); m_opaque_sp->GetProcess().GetThreadList().SetSelectedThreadByID (m_opaque_sp->GetID()); sb_error.ref() = m_opaque_sp->GetProcess().Resume(); if (sb_error->Success()) { // If we are doing synchronous mode, then wait for the // process to stop yet again! if (m_opaque_sp->GetProcess().GetTarget().GetDebugger().GetAsyncExecution () == false) m_opaque_sp->GetProcess().WaitForProcessToStop (NULL); } } } else { sb_error.SetErrorString("this SBThread object is invalid"); } return sb_error; }