| //===-- SBThread.cpp --------------------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "lldb/API/SBThread.h" |
| |
| #include "lldb/API/SBSymbolContext.h" |
| #include "lldb/API/SBFileSpec.h" |
| #include "lldb/API/SBStream.h" |
| #include "lldb/Breakpoint/BreakpointLocation.h" |
| #include "lldb/Core/Debugger.h" |
| #include "lldb/Core/Stream.h" |
| #include "lldb/Core/StreamFile.h" |
| #include "lldb/Interpreter/CommandInterpreter.h" |
| #include "lldb/Target/Thread.h" |
| #include "lldb/Target/Process.h" |
| #include "lldb/Symbol/SymbolContext.h" |
| #include "lldb/Symbol/CompileUnit.h" |
| #include "lldb/Target/StopInfo.h" |
| #include "lldb/Target/Target.h" |
| #include "lldb/Target/ThreadPlan.h" |
| #include "lldb/Target/ThreadPlanStepInstruction.h" |
| #include "lldb/Target/ThreadPlanStepOut.h" |
| #include "lldb/Target/ThreadPlanStepRange.h" |
| #include "lldb/Target/ThreadPlanStepInRange.h" |
| |
| |
| #include "lldb/API/SBAddress.h" |
| #include "lldb/API/SBDebugger.h" |
| #include "lldb/API/SBEvent.h" |
| #include "lldb/API/SBFrame.h" |
| #include "lldb/API/SBProcess.h" |
| #include "lldb/API/SBValue.h" |
| |
| using namespace lldb; |
| using namespace lldb_private; |
| |
| const char * |
| SBThread::GetBroadcasterClassName () |
| { |
| return Thread::GetStaticBroadcasterClass().AsCString(); |
| } |
| |
| //---------------------------------------------------------------------- |
| // Constructors |
| //---------------------------------------------------------------------- |
| SBThread::SBThread () : |
| m_opaque_sp (new ExecutionContextRef()) |
| { |
| } |
| |
| SBThread::SBThread (const ThreadSP& lldb_object_sp) : |
| m_opaque_sp (new ExecutionContextRef(lldb_object_sp)) |
| { |
| } |
| |
| SBThread::SBThread (const SBThread &rhs) : |
| m_opaque_sp (new ExecutionContextRef(*rhs.m_opaque_sp)) |
| { |
| |
| } |
| |
| //---------------------------------------------------------------------- |
| // Assignment operator |
| //---------------------------------------------------------------------- |
| |
| const lldb::SBThread & |
| SBThread::operator = (const SBThread &rhs) |
| { |
| if (this != &rhs) |
| *m_opaque_sp = *rhs.m_opaque_sp; |
| return *this; |
| } |
| |
| //---------------------------------------------------------------------- |
| // Destructor |
| //---------------------------------------------------------------------- |
| SBThread::~SBThread() |
| { |
| } |
| |
| bool |
| SBThread::IsValid() const |
| { |
| return m_opaque_sp->GetThreadSP().get() != NULL; |
| } |
| |
| void |
| SBThread::Clear () |
| { |
| m_opaque_sp->Clear(); |
| } |
| |
| |
| StopReason |
| SBThread::GetStopReason() |
| { |
| LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| |
| StopReason reason = eStopReasonInvalid; |
| Mutex::Locker api_locker; |
| ExecutionContext exe_ctx (m_opaque_sp.get(), api_locker); |
| |
| if (exe_ctx.HasThreadScope()) |
| { |
| Process::StopLocker stop_locker; |
| if (stop_locker.TryLock(&exe_ctx.GetProcessPtr()->GetRunLock())) |
| { |
| return exe_ctx.GetThreadPtr()->GetStopReason(); |
| } |
| else |
| { |
| if (log) |
| log->Printf ("SBThread(%p)::GetStopReason() => error: process is running", exe_ctx.GetThreadPtr()); |
| } |
| } |
| |
| if (log) |
| log->Printf ("SBThread(%p)::GetStopReason () => %s", exe_ctx.GetThreadPtr(), |
| Thread::StopReasonAsCString (reason)); |
| |
| return reason; |
| } |
| |
| size_t |
| SBThread::GetStopReasonDataCount () |
| { |
| Mutex::Locker api_locker; |
| ExecutionContext exe_ctx (m_opaque_sp.get(), api_locker); |
| |
| if (exe_ctx.HasThreadScope()) |
| { |
| Process::StopLocker stop_locker; |
| if (stop_locker.TryLock(&exe_ctx.GetProcessPtr()->GetRunLock())) |
| { |
| StopInfoSP stop_info_sp = exe_ctx.GetThreadPtr()->GetStopInfo (); |
| if (stop_info_sp) |
| { |
| StopReason reason = stop_info_sp->GetStopReason(); |
| switch (reason) |
| { |
| case eStopReasonInvalid: |
| case eStopReasonNone: |
| case eStopReasonTrace: |
| case eStopReasonPlanComplete: |
| // There is no data for these stop reasons. |
| return 0; |
| |
| case eStopReasonBreakpoint: |
| { |
| break_id_t site_id = stop_info_sp->GetValue(); |
| lldb::BreakpointSiteSP bp_site_sp (exe_ctx.GetProcessPtr()->GetBreakpointSiteList().FindByID (site_id)); |
| if (bp_site_sp) |
| return bp_site_sp->GetNumberOfOwners () * 2; |
| else |
| return 0; // Breakpoint must have cleared itself... |
| } |
| break; |
| |
| case eStopReasonWatchpoint: |
| return 1; |
| |
| case eStopReasonSignal: |
| return 1; |
| |
| case eStopReasonException: |
| return 1; |
| } |
| } |
| } |
| else |
| { |
| LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| if (log) |
| log->Printf ("SBThread(%p)::GetStopReasonDataCount() => error: process is running", exe_ctx.GetThreadPtr()); |
| } |
| } |
| return 0; |
| } |
| |
| uint64_t |
| SBThread::GetStopReasonDataAtIndex (uint32_t idx) |
| { |
| Mutex::Locker api_locker; |
| ExecutionContext exe_ctx (m_opaque_sp.get(), api_locker); |
| |
| if (exe_ctx.HasThreadScope()) |
| { |
| Process::StopLocker stop_locker; |
| if (stop_locker.TryLock(&exe_ctx.GetProcessPtr()->GetRunLock())) |
| { |
| Thread *thread = exe_ctx.GetThreadPtr(); |
| StopInfoSP stop_info_sp = thread->GetStopInfo (); |
| if (stop_info_sp) |
| { |
| StopReason reason = stop_info_sp->GetStopReason(); |
| switch (reason) |
| { |
| case eStopReasonInvalid: |
| case eStopReasonNone: |
| case eStopReasonTrace: |
| case eStopReasonPlanComplete: |
| // There is no data for these stop reasons. |
| return 0; |
| |
| case eStopReasonBreakpoint: |
| { |
| break_id_t site_id = stop_info_sp->GetValue(); |
| lldb::BreakpointSiteSP bp_site_sp (exe_ctx.GetProcessPtr()->GetBreakpointSiteList().FindByID (site_id)); |
| if (bp_site_sp) |
| { |
| uint32_t bp_index = idx / 2; |
| BreakpointLocationSP bp_loc_sp (bp_site_sp->GetOwnerAtIndex (bp_index)); |
| if (bp_loc_sp) |
| { |
| if (bp_index & 1) |
| { |
| // Odd idx, return the breakpoint location ID |
| return bp_loc_sp->GetID(); |
| } |
| else |
| { |
| // Even idx, return the breakpoint ID |
| return bp_loc_sp->GetBreakpoint().GetID(); |
| } |
| } |
| } |
| return LLDB_INVALID_BREAK_ID; |
| } |
| break; |
| |
| case eStopReasonWatchpoint: |
| return stop_info_sp->GetValue(); |
| |
| case eStopReasonSignal: |
| return stop_info_sp->GetValue(); |
| |
| case eStopReasonException: |
| return stop_info_sp->GetValue(); |
| } |
| } |
| } |
| else |
| { |
| LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| if (log) |
| log->Printf ("SBThread(%p)::GetStopReasonDataAtIndex() => error: process is running", exe_ctx.GetThreadPtr()); |
| } |
| } |
| return 0; |
| } |
| |
| size_t |
| SBThread::GetStopDescription (char *dst, size_t dst_len) |
| { |
| LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| |
| Mutex::Locker api_locker; |
| ExecutionContext exe_ctx (m_opaque_sp.get(), api_locker); |
| |
| if (exe_ctx.HasThreadScope()) |
| { |
| Process::StopLocker stop_locker; |
| if (stop_locker.TryLock(&exe_ctx.GetProcessPtr()->GetRunLock())) |
| { |
| |
| StopInfoSP stop_info_sp = exe_ctx.GetThreadPtr()->GetStopInfo (); |
| if (stop_info_sp) |
| { |
| const char *stop_desc = stop_info_sp->GetDescription(); |
| if (stop_desc) |
| { |
| if (log) |
| log->Printf ("SBThread(%p)::GetStopDescription (dst, dst_len) => \"%s\"", |
| exe_ctx.GetThreadPtr(), stop_desc); |
| if (dst) |
| return ::snprintf (dst, dst_len, "%s", stop_desc); |
| else |
| { |
| // NULL dst passed in, return the length needed to contain the description |
| return ::strlen (stop_desc) + 1; // Include the NULL byte for size |
| } |
| } |
| else |
| { |
| size_t stop_desc_len = 0; |
| switch (stop_info_sp->GetStopReason()) |
| { |
| case eStopReasonTrace: |
| case eStopReasonPlanComplete: |
| { |
| static char trace_desc[] = "step"; |
| stop_desc = trace_desc; |
| stop_desc_len = sizeof(trace_desc); // Include the NULL byte for size |
| } |
| break; |
| |
| case eStopReasonBreakpoint: |
| { |
| static char bp_desc[] = "breakpoint hit"; |
| stop_desc = bp_desc; |
| stop_desc_len = sizeof(bp_desc); // Include the NULL byte for size |
| } |
| break; |
| |
| case eStopReasonWatchpoint: |
| { |
| static char wp_desc[] = "watchpoint hit"; |
| stop_desc = wp_desc; |
| stop_desc_len = sizeof(wp_desc); // Include the NULL byte for size |
| } |
| break; |
| |
| case eStopReasonSignal: |
| { |
| stop_desc = exe_ctx.GetProcessPtr()->GetUnixSignals ().GetSignalAsCString (stop_info_sp->GetValue()); |
| if (stop_desc == NULL || stop_desc[0] == '\0') |
| { |
| static char signal_desc[] = "signal"; |
| stop_desc = signal_desc; |
| stop_desc_len = sizeof(signal_desc); // Include the NULL byte for size |
| } |
| } |
| break; |
| |
| case eStopReasonException: |
| { |
| char exc_desc[] = "exception"; |
| stop_desc = exc_desc; |
| stop_desc_len = sizeof(exc_desc); // Include the NULL byte for size |
| } |
| break; |
| |
| default: |
| break; |
| } |
| |
| if (stop_desc && stop_desc[0]) |
| { |
| if (log) |
| log->Printf ("SBThread(%p)::GetStopDescription (dst, dst_len) => '%s'", |
| exe_ctx.GetThreadPtr(), stop_desc); |
| |
| if (dst) |
| return ::snprintf (dst, dst_len, "%s", stop_desc) + 1; // Include the NULL byte |
| |
| if (stop_desc_len == 0) |
| stop_desc_len = ::strlen (stop_desc) + 1; // Include the NULL byte |
| |
| return stop_desc_len; |
| } |
| } |
| } |
| } |
| else |
| { |
| LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| if (log) |
| log->Printf ("SBThread(%p)::GetStopDescription() => error: process is running", exe_ctx.GetThreadPtr()); |
| } |
| } |
| if (dst) |
| *dst = 0; |
| return 0; |
| } |
| |
| SBValue |
| SBThread::GetStopReturnValue () |
| { |
| LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| ValueObjectSP return_valobj_sp; |
| Mutex::Locker api_locker; |
| ExecutionContext exe_ctx (m_opaque_sp.get(), api_locker); |
| |
| if (exe_ctx.HasThreadScope()) |
| { |
| Process::StopLocker stop_locker; |
| if (stop_locker.TryLock(&exe_ctx.GetProcessPtr()->GetRunLock())) |
| { |
| StopInfoSP stop_info_sp = exe_ctx.GetThreadPtr()->GetStopInfo (); |
| if (stop_info_sp) |
| { |
| return_valobj_sp = StopInfo::GetReturnValueObject (stop_info_sp); |
| } |
| } |
| else |
| { |
| if (log) |
| log->Printf ("SBThread(%p)::GetStopReturnValue() => error: process is running", exe_ctx.GetThreadPtr()); |
| } |
| } |
| |
| if (log) |
| log->Printf ("SBThread(%p)::GetStopReturnValue () => %s", exe_ctx.GetThreadPtr(), |
| return_valobj_sp.get() |
| ? return_valobj_sp->GetValueAsCString() |
| : "<no return value>"); |
| |
| return SBValue (return_valobj_sp); |
| } |
| |
| void |
| SBThread::SetThread (const ThreadSP& lldb_object_sp) |
| { |
| m_opaque_sp->SetThreadSP (lldb_object_sp); |
| } |
| |
| |
| lldb::tid_t |
| SBThread::GetThreadID () const |
| { |
| ThreadSP thread_sp(m_opaque_sp->GetThreadSP()); |
| if (thread_sp) |
| return thread_sp->GetID(); |
| return LLDB_INVALID_THREAD_ID; |
| } |
| |
| uint32_t |
| SBThread::GetIndexID () const |
| { |
| ThreadSP thread_sp(m_opaque_sp->GetThreadSP()); |
| if (thread_sp) |
| return thread_sp->GetIndexID(); |
| return LLDB_INVALID_INDEX32; |
| } |
| |
| const char * |
| SBThread::GetName () const |
| { |
| LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| const char *name = NULL; |
| Mutex::Locker api_locker; |
| ExecutionContext exe_ctx (m_opaque_sp.get(), api_locker); |
| |
| if (exe_ctx.HasThreadScope()) |
| { |
| Process::StopLocker stop_locker; |
| if (stop_locker.TryLock(&exe_ctx.GetProcessPtr()->GetRunLock())) |
| { |
| name = exe_ctx.GetThreadPtr()->GetName(); |
| } |
| else |
| { |
| if (log) |
| log->Printf ("SBThread(%p)::GetName() => error: process is running", exe_ctx.GetThreadPtr()); |
| } |
| } |
| |
| if (log) |
| log->Printf ("SBThread(%p)::GetName () => %s", exe_ctx.GetThreadPtr(), name ? name : "NULL"); |
| |
| return name; |
| } |
| |
| const char * |
| SBThread::GetQueueName () const |
| { |
| const char *name = NULL; |
| Mutex::Locker api_locker; |
| ExecutionContext exe_ctx (m_opaque_sp.get(), api_locker); |
| |
| LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| if (exe_ctx.HasThreadScope()) |
| { |
| Process::StopLocker stop_locker; |
| if (stop_locker.TryLock(&exe_ctx.GetProcessPtr()->GetRunLock())) |
| { |
| name = exe_ctx.GetThreadPtr()->GetQueueName(); |
| } |
| else |
| { |
| if (log) |
| log->Printf ("SBThread(%p)::GetQueueName() => error: process is running", exe_ctx.GetThreadPtr()); |
| } |
| } |
| |
| if (log) |
| log->Printf ("SBThread(%p)::GetQueueName () => %s", exe_ctx.GetThreadPtr(), name ? name : "NULL"); |
| |
| return name; |
| } |
| |
| SBError |
| SBThread::ResumeNewPlan (ExecutionContext &exe_ctx, ThreadPlan *new_plan) |
| { |
| SBError sb_error; |
| |
| Process *process = exe_ctx.GetProcessPtr(); |
| if (!process) |
| { |
| sb_error.SetErrorString("No process in SBThread::ResumeNewPlan"); |
| return sb_error; |
| } |
| |
| Thread *thread = exe_ctx.GetThreadPtr(); |
| if (!thread) |
| { |
| sb_error.SetErrorString("No thread in SBThread::ResumeNewPlan"); |
| return sb_error; |
| } |
| |
| // User level plans should be Master Plans so they can be interrupted, other plans executed, and |
| // then a "continue" will resume the plan. |
| if (new_plan != NULL) |
| { |
| new_plan->SetIsMasterPlan(true); |
| new_plan->SetOkayToDiscard(false); |
| } |
| |
| // Why do we need to set the current thread by ID here??? |
| process->GetThreadList().SetSelectedThreadByID (thread->GetID()); |
| sb_error.ref() = process->Resume(); |
| |
| if (sb_error.Success()) |
| { |
| // If we are doing synchronous mode, then wait for the |
| // process to stop yet again! |
| if (process->GetTarget().GetDebugger().GetAsyncExecution () == false) |
| process->WaitForProcessToStop (NULL); |
| } |
| |
| return sb_error; |
| } |
| |
| void |
| SBThread::StepOver (lldb::RunMode stop_other_threads) |
| { |
| LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| |
| Mutex::Locker api_locker; |
| ExecutionContext exe_ctx (m_opaque_sp.get(), api_locker); |
| |
| |
| if (log) |
| log->Printf ("SBThread(%p)::StepOver (stop_other_threads='%s')", exe_ctx.GetThreadPtr(), |
| Thread::RunModeAsCString (stop_other_threads)); |
| |
| if (exe_ctx.HasThreadScope()) |
| { |
| Thread *thread = exe_ctx.GetThreadPtr(); |
| bool abort_other_plans = false; |
| StackFrameSP frame_sp(thread->GetStackFrameAtIndex (0)); |
| ThreadPlan *new_plan = NULL; |
| |
| if (frame_sp) |
| { |
| if (frame_sp->HasDebugInformation ()) |
| { |
| SymbolContext sc(frame_sp->GetSymbolContext(eSymbolContextEverything)); |
| new_plan = thread->QueueThreadPlanForStepRange (abort_other_plans, |
| eStepTypeOver, |
| sc.line_entry.range, |
| sc, |
| stop_other_threads, |
| false); |
| |
| } |
| else |
| { |
| new_plan = thread->QueueThreadPlanForStepSingleInstruction (true, |
| abort_other_plans, |
| stop_other_threads); |
| } |
| } |
| |
| // This returns an error, we should use it! |
| ResumeNewPlan (exe_ctx, new_plan); |
| } |
| } |
| |
| void |
| SBThread::StepInto (lldb::RunMode stop_other_threads) |
| { |
| LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| |
| Mutex::Locker api_locker; |
| ExecutionContext exe_ctx (m_opaque_sp.get(), api_locker); |
| |
| if (log) |
| log->Printf ("SBThread(%p)::StepInto (stop_other_threads='%s')", exe_ctx.GetThreadPtr(), |
| Thread::RunModeAsCString (stop_other_threads)); |
| if (exe_ctx.HasThreadScope()) |
| { |
| bool abort_other_plans = false; |
| |
| Thread *thread = exe_ctx.GetThreadPtr(); |
| StackFrameSP frame_sp(thread->GetStackFrameAtIndex (0)); |
| ThreadPlan *new_plan = NULL; |
| |
| if (frame_sp && frame_sp->HasDebugInformation ()) |
| { |
| bool avoid_code_without_debug_info = true; |
| SymbolContext sc(frame_sp->GetSymbolContext(eSymbolContextEverything)); |
| new_plan = thread->QueueThreadPlanForStepRange (abort_other_plans, |
| eStepTypeInto, |
| sc.line_entry.range, |
| sc, |
| stop_other_threads, |
| avoid_code_without_debug_info); |
| } |
| else |
| { |
| new_plan = thread->QueueThreadPlanForStepSingleInstruction (false, |
| abort_other_plans, |
| stop_other_threads); |
| } |
| |
| // This returns an error, we should use it! |
| ResumeNewPlan (exe_ctx, new_plan); |
| } |
| } |
| |
| void |
| SBThread::StepOut () |
| { |
| LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| |
| Mutex::Locker api_locker; |
| ExecutionContext exe_ctx (m_opaque_sp.get(), api_locker); |
| |
| |
| if (log) |
| log->Printf ("SBThread(%p)::StepOut ()", exe_ctx.GetThreadPtr()); |
| |
| if (exe_ctx.HasThreadScope()) |
| { |
| bool abort_other_plans = false; |
| bool stop_other_threads = false; |
| |
| Thread *thread = exe_ctx.GetThreadPtr(); |
| |
| ThreadPlan *new_plan = thread->QueueThreadPlanForStepOut (abort_other_plans, |
| NULL, |
| false, |
| stop_other_threads, |
| eVoteYes, |
| eVoteNoOpinion, |
| 0); |
| |
| // This returns an error, we should use it! |
| ResumeNewPlan (exe_ctx, new_plan); |
| } |
| } |
| |
| void |
| SBThread::StepOutOfFrame (lldb::SBFrame &sb_frame) |
| { |
| LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| |
| 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); |
| log->Printf ("SBThread(%p)::StepOutOfFrame (frame = SBFrame(%p): %s)", exe_ctx.GetThreadPtr(), 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(); |
| |
| ThreadPlan *new_plan = 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); |
| } |
| } |
| |
| void |
| SBThread::StepInstruction (bool step_over) |
| { |
| LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| |
| Mutex::Locker api_locker; |
| ExecutionContext exe_ctx (m_opaque_sp.get(), api_locker); |
| |
| |
| |
| if (log) |
| log->Printf ("SBThread(%p)::StepInstruction (step_over=%i)", exe_ctx.GetThreadPtr(), step_over); |
| |
| if (exe_ctx.HasThreadScope()) |
| { |
| Thread *thread = exe_ctx.GetThreadPtr(); |
| ThreadPlan *new_plan = thread->QueueThreadPlanForStepSingleInstruction (step_over, true, true); |
| |
| // This returns an error, we should use it! |
| ResumeNewPlan (exe_ctx, new_plan); |
| } |
| } |
| |
| void |
| SBThread::RunToAddress (lldb::addr_t addr) |
| { |
| LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| |
| Mutex::Locker api_locker; |
| ExecutionContext exe_ctx (m_opaque_sp.get(), api_locker); |
| |
| |
| if (log) |
| log->Printf ("SBThread(%p)::RunToAddress (addr=0x%llx)", exe_ctx.GetThreadPtr(), addr); |
| |
| if (exe_ctx.HasThreadScope()) |
| { |
| bool abort_other_plans = false; |
| bool stop_other_threads = true; |
| |
| Address target_addr (addr); |
| |
| Thread *thread = exe_ctx.GetThreadPtr(); |
| |
| ThreadPlan *new_plan = thread->QueueThreadPlanForRunToAddress (abort_other_plans, target_addr, stop_other_threads); |
| |
| // This returns an error, we should use it! |
| ResumeNewPlan (exe_ctx, new_plan); |
| } |
| } |
| |
| 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]; |
| |
| 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 |
| { |
| ThreadPlan *new_plan = 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); |
| } |
| } |
| else |
| { |
| sb_error.SetErrorString("this SBThread object is invalid"); |
| } |
| return sb_error; |
| } |
| |
| SBError |
| SBThread::ReturnFromFrame (SBFrame &frame, SBValue &return_value) |
| { |
| SBError sb_error; |
| |
| LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| |
| Mutex::Locker api_locker; |
| ExecutionContext exe_ctx (m_opaque_sp.get(), api_locker); |
| |
| |
| if (log) |
| log->Printf ("SBThread(%p)::ReturnFromFrame (frame=%d)", exe_ctx.GetThreadPtr(), frame.GetFrameID()); |
| |
| if (exe_ctx.HasThreadScope()) |
| { |
| Thread *thread = exe_ctx.GetThreadPtr(); |
| sb_error.SetError (thread->ReturnFromFrame(frame.GetFrameSP(), return_value.GetSP())); |
| } |
| |
| return sb_error; |
| } |
| |
| |
| bool |
| SBThread::Suspend() |
| { |
| LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| ExecutionContext exe_ctx (m_opaque_sp.get()); |
| bool result = false; |
| if (exe_ctx.HasThreadScope()) |
| { |
| Process::StopLocker stop_locker; |
| if (stop_locker.TryLock(&exe_ctx.GetProcessPtr()->GetRunLock())) |
| { |
| exe_ctx.GetThreadPtr()->SetResumeState (eStateSuspended); |
| result = true; |
| } |
| else |
| { |
| if (log) |
| log->Printf ("SBThread(%p)::Suspend() => error: process is running", exe_ctx.GetThreadPtr()); |
| } |
| } |
| if (log) |
| log->Printf ("SBThread(%p)::Suspend() => %i", exe_ctx.GetThreadPtr(), result); |
| return result; |
| } |
| |
| bool |
| SBThread::Resume () |
| { |
| LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| ExecutionContext exe_ctx (m_opaque_sp.get()); |
| bool result = false; |
| if (exe_ctx.HasThreadScope()) |
| { |
| Process::StopLocker stop_locker; |
| if (stop_locker.TryLock(&exe_ctx.GetProcessPtr()->GetRunLock())) |
| { |
| exe_ctx.GetThreadPtr()->SetResumeState (eStateRunning); |
| result = true; |
| } |
| else |
| { |
| if (log) |
| log->Printf ("SBThread(%p)::Resume() => error: process is running", exe_ctx.GetThreadPtr()); |
| } |
| } |
| if (log) |
| log->Printf ("SBThread(%p)::Resume() => %i", exe_ctx.GetThreadPtr(), result); |
| return result; |
| } |
| |
| bool |
| SBThread::IsSuspended() |
| { |
| ExecutionContext exe_ctx (m_opaque_sp.get()); |
| if (exe_ctx.HasThreadScope()) |
| return exe_ctx.GetThreadPtr()->GetResumeState () == eStateSuspended; |
| return false; |
| } |
| |
| SBProcess |
| SBThread::GetProcess () |
| { |
| |
| SBProcess sb_process; |
| ProcessSP process_sp; |
| ExecutionContext exe_ctx (m_opaque_sp.get()); |
| if (exe_ctx.HasThreadScope()) |
| { |
| // Have to go up to the target so we can get a shared pointer to our process... |
| sb_process.SetSP (exe_ctx.GetProcessSP()); |
| } |
| |
| LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| if (log) |
| { |
| SBStream frame_desc_strm; |
| sb_process.GetDescription (frame_desc_strm); |
| log->Printf ("SBThread(%p)::GetProcess () => SBProcess(%p): %s", exe_ctx.GetThreadPtr(), |
| process_sp.get(), frame_desc_strm.GetData()); |
| } |
| |
| return sb_process; |
| } |
| |
| uint32_t |
| SBThread::GetNumFrames () |
| { |
| LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| |
| uint32_t num_frames = 0; |
| Mutex::Locker api_locker; |
| ExecutionContext exe_ctx (m_opaque_sp.get(), api_locker); |
| |
| if (exe_ctx.HasThreadScope()) |
| { |
| Process::StopLocker stop_locker; |
| if (stop_locker.TryLock(&exe_ctx.GetProcessPtr()->GetRunLock())) |
| { |
| num_frames = exe_ctx.GetThreadPtr()->GetStackFrameCount(); |
| } |
| else |
| { |
| if (log) |
| log->Printf ("SBThread(%p)::GetNumFrames() => error: process is running", exe_ctx.GetThreadPtr()); |
| } |
| } |
| |
| if (log) |
| log->Printf ("SBThread(%p)::GetNumFrames () => %u", exe_ctx.GetThreadPtr(), num_frames); |
| |
| return num_frames; |
| } |
| |
| SBFrame |
| SBThread::GetFrameAtIndex (uint32_t idx) |
| { |
| LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| |
| SBFrame sb_frame; |
| StackFrameSP frame_sp; |
| Mutex::Locker api_locker; |
| ExecutionContext exe_ctx (m_opaque_sp.get(), api_locker); |
| |
| if (exe_ctx.HasThreadScope()) |
| { |
| Process::StopLocker stop_locker; |
| if (stop_locker.TryLock(&exe_ctx.GetProcessPtr()->GetRunLock())) |
| { |
| frame_sp = exe_ctx.GetThreadPtr()->GetStackFrameAtIndex (idx); |
| sb_frame.SetFrameSP (frame_sp); |
| } |
| else |
| { |
| if (log) |
| log->Printf ("SBThread(%p)::GetFrameAtIndex() => error: process is running", exe_ctx.GetThreadPtr()); |
| } |
| } |
| |
| if (log) |
| { |
| SBStream frame_desc_strm; |
| sb_frame.GetDescription (frame_desc_strm); |
| log->Printf ("SBThread(%p)::GetFrameAtIndex (idx=%d) => SBFrame(%p): %s", |
| exe_ctx.GetThreadPtr(), idx, frame_sp.get(), frame_desc_strm.GetData()); |
| } |
| |
| return sb_frame; |
| } |
| |
| lldb::SBFrame |
| SBThread::GetSelectedFrame () |
| { |
| LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| |
| SBFrame sb_frame; |
| StackFrameSP frame_sp; |
| Mutex::Locker api_locker; |
| ExecutionContext exe_ctx (m_opaque_sp.get(), api_locker); |
| |
| if (exe_ctx.HasThreadScope()) |
| { |
| Process::StopLocker stop_locker; |
| if (stop_locker.TryLock(&exe_ctx.GetProcessPtr()->GetRunLock())) |
| { |
| frame_sp = exe_ctx.GetThreadPtr()->GetSelectedFrame (); |
| sb_frame.SetFrameSP (frame_sp); |
| } |
| else |
| { |
| if (log) |
| log->Printf ("SBThread(%p)::GetSelectedFrame() => error: process is running", exe_ctx.GetThreadPtr()); |
| } |
| } |
| |
| if (log) |
| { |
| SBStream frame_desc_strm; |
| sb_frame.GetDescription (frame_desc_strm); |
| log->Printf ("SBThread(%p)::GetSelectedFrame () => SBFrame(%p): %s", |
| exe_ctx.GetThreadPtr(), frame_sp.get(), frame_desc_strm.GetData()); |
| } |
| |
| return sb_frame; |
| } |
| |
| lldb::SBFrame |
| SBThread::SetSelectedFrame (uint32_t idx) |
| { |
| LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| |
| SBFrame sb_frame; |
| StackFrameSP frame_sp; |
| Mutex::Locker api_locker; |
| ExecutionContext exe_ctx (m_opaque_sp.get(), api_locker); |
| |
| if (exe_ctx.HasThreadScope()) |
| { |
| Process::StopLocker stop_locker; |
| if (stop_locker.TryLock(&exe_ctx.GetProcessPtr()->GetRunLock())) |
| { |
| Thread *thread = exe_ctx.GetThreadPtr(); |
| frame_sp = thread->GetStackFrameAtIndex (idx); |
| if (frame_sp) |
| { |
| thread->SetSelectedFrame (frame_sp.get()); |
| sb_frame.SetFrameSP (frame_sp); |
| } |
| } |
| else |
| { |
| if (log) |
| log->Printf ("SBThread(%p)::SetSelectedFrame() => error: process is running", exe_ctx.GetThreadPtr()); |
| } |
| } |
| |
| if (log) |
| { |
| SBStream frame_desc_strm; |
| sb_frame.GetDescription (frame_desc_strm); |
| log->Printf ("SBThread(%p)::SetSelectedFrame (idx=%u) => SBFrame(%p): %s", |
| exe_ctx.GetThreadPtr(), idx, frame_sp.get(), frame_desc_strm.GetData()); |
| } |
| return sb_frame; |
| } |
| |
| bool |
| SBThread::EventIsThreadEvent (const SBEvent &event) |
| { |
| return Thread::ThreadEventData::GetEventDataFromEvent(event.get()) != NULL; |
| } |
| |
| SBFrame |
| SBThread::GetStackFrameFromEvent (const SBEvent &event) |
| { |
| return Thread::ThreadEventData::GetStackFrameFromEvent (event.get()); |
| |
| } |
| |
| SBThread |
| SBThread::GetThreadFromEvent (const SBEvent &event) |
| { |
| return Thread::ThreadEventData::GetThreadFromEvent (event.get()); |
| } |
| |
| bool |
| SBThread::operator == (const SBThread &rhs) const |
| { |
| return m_opaque_sp->GetThreadSP().get() == rhs.m_opaque_sp->GetThreadSP().get(); |
| } |
| |
| bool |
| SBThread::operator != (const SBThread &rhs) const |
| { |
| return m_opaque_sp->GetThreadSP().get() != rhs.m_opaque_sp->GetThreadSP().get(); |
| } |
| |
| bool |
| SBThread::GetStatus (SBStream &status) const |
| { |
| Stream &strm = status.ref(); |
| |
| ExecutionContext exe_ctx (m_opaque_sp.get()); |
| if (exe_ctx.HasThreadScope()) |
| { |
| exe_ctx.GetThreadPtr()->GetStatus(strm, 0, 1, 1); |
| } |
| else |
| strm.PutCString ("No status"); |
| |
| return true; |
| } |
| |
| bool |
| SBThread::GetDescription (SBStream &description) const |
| { |
| Stream &strm = description.ref(); |
| |
| ExecutionContext exe_ctx (m_opaque_sp.get()); |
| if (exe_ctx.HasThreadScope()) |
| { |
| strm.Printf("SBThread: tid = 0x%4.4llx", exe_ctx.GetThreadPtr()->GetID()); |
| } |
| else |
| strm.PutCString ("No value"); |
| |
| return true; |
| } |