bool ItaniumABILanguageRuntime::ExceptionBreakpointsExplainStop(
    lldb::StopInfoSP stop_reason) {
  if (!m_process)
    return false;

  if (!stop_reason || stop_reason->GetStopReason() != eStopReasonBreakpoint)
    return false;

  uint64_t break_site_id = stop_reason->GetValue();
  return m_process->GetBreakpointSiteList().BreakpointSiteContainsBreakpoint(
      break_site_id, m_cxx_exception_bp_sp->GetID());
}
Пример #2
0
bool
ItaniumABILanguageRuntime::ExceptionBreakpointsExplainStop (lldb::StopInfoSP stop_reason)
{
    if (!m_process)
        return false;
    
    if (!stop_reason || 
        stop_reason->GetStopReason() != eStopReasonBreakpoint)
        return false;
    
    uint64_t break_site_id = stop_reason->GetValue();
    lldb::BreakpointSiteSP bp_site_sp = m_process->GetBreakpointSiteList().FindByID(break_site_id);
    
    if (!bp_site_sp)
        return false;
    
    uint32_t num_owners = bp_site_sp->GetNumberOfOwners();
    
    bool        check_cxx_exception = false;
    break_id_t  cxx_exception_bid;
    
    bool        check_cxx_exception_alloc = false;
    break_id_t  cxx_exception_alloc_bid;
    
    if (m_cxx_exception_bp_sp)
    {
        check_cxx_exception = true;
        cxx_exception_bid = m_cxx_exception_bp_sp->GetID();
    }
    
    if (m_cxx_exception_alloc_bp_sp)
    {
        check_cxx_exception_alloc = true;
        cxx_exception_alloc_bid = m_cxx_exception_alloc_bp_sp->GetID();
    }
    
    for (uint32_t i = 0; i < num_owners; i++)
    {
        break_id_t bid = bp_site_sp->GetOwnerAtIndex(i)->GetBreakpoint().GetID();
        
        if ((check_cxx_exception        && (bid == cxx_exception_bid)) ||
            (check_cxx_exception_alloc  && (bid == cxx_exception_alloc_bid)))
            return true;
    }
    
    return false;
}
Пример #3
0
bool
ThreadPlanStepRange::NextRangeBreakpointExplainsStop (lldb::StopInfoSP stop_info_sp)
{
    if (!m_next_branch_bp_sp)
        return false;
    
    break_id_t bp_site_id = stop_info_sp->GetValue();
    BreakpointSiteSP bp_site_sp = m_thread.GetProcess()->GetBreakpointSiteList().FindByID(bp_site_id);
    if (!bp_site_sp->IsBreakpointAtThisSite (m_next_branch_bp_sp->GetID()))
        return false;
    else
        return bp_site_sp->GetNumberOfOwners() == 1;
}
Пример #4
0
bool
ThreadPlanStepRange::NextRangeBreakpointExplainsStop (lldb::StopInfoSP stop_info_sp)
{
    Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_STEP));
    if (!m_next_branch_bp_sp)
        return false;
    
    break_id_t bp_site_id = stop_info_sp->GetValue();
    BreakpointSiteSP bp_site_sp = m_thread.GetProcess()->GetBreakpointSiteList().FindByID(bp_site_id);
    if (!bp_site_sp)
        return false;
    else if (!bp_site_sp->IsBreakpointAtThisSite (m_next_branch_bp_sp->GetID()))
        return false;
    else
    {
        // If we've hit the next branch breakpoint, then clear it.
        size_t num_owners = bp_site_sp->GetNumberOfOwners();
        bool explains_stop = true;
        // If all the owners are internal, then we are probably just stepping over this range from multiple threads,
        // or multiple frames, so we want to continue.  If one is not internal, then we should not explain the stop,
        // and let the user breakpoint handle the stop.
        for (size_t i = 0; i < num_owners; i++)
        {
            if (!bp_site_sp->GetOwnerAtIndex(i)->GetBreakpoint().IsInternal())
            {
                explains_stop = false;
                break;
            }
        }
        if (log)
            log->Printf ("ThreadPlanStepRange::NextRangeBreakpointExplainsStop - Hit next range breakpoint which has %zu owners - explains stop: %u.",
                        num_owners,
                        explains_stop);
        ClearNextBranchBreakpoint();
        return  explains_stop;
    }
}