llvm-project/lldb/source/Target/QueueItem.cpp

157 lines
3.1 KiB
C++

//===-- QueueItem.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/Target/Queue.h"
#include "lldb/Target/Process.h"
#include "lldb/Target/QueueItem.h"
#include "lldb/Target/SystemRuntime.h"
using namespace lldb;
using namespace lldb_private;
QueueItem::QueueItem (QueueSP queue_sp, ProcessSP process_sp, lldb::addr_t item_ref, lldb_private::Address address) :
m_queue_wp (),
m_process_wp (),
m_item_ref (item_ref),
m_address (address),
m_have_fetched_entire_item (false),
m_kind (eQueueItemKindUnknown),
m_item_that_enqueued_this_ref (LLDB_INVALID_ADDRESS),
m_enqueueing_thread_id (LLDB_INVALID_THREAD_ID),
m_enqueueing_queue_id (LLDB_INVALID_QUEUE_ID),
m_target_queue_id (LLDB_INVALID_QUEUE_ID),
m_stop_id (0),
m_backtrace(),
m_thread_label(),
m_queue_label(),
m_target_queue_label()
{
m_queue_wp = queue_sp;
m_process_wp = process_sp;
}
QueueItem::~QueueItem ()
{
}
QueueItemKind
QueueItem::GetKind()
{
FetchEntireItem ();
return m_kind;
}
void
QueueItem::SetKind (QueueItemKind item_kind)
{
m_kind = item_kind;
}
Address &
QueueItem::GetAddress ()
{
return m_address;
}
void
QueueItem::SetAddress (Address addr)
{
m_address = addr;
}
ThreadSP
QueueItem::GetExtendedBacktraceThread (ConstString type)
{
FetchEntireItem ();
ThreadSP return_thread;
QueueSP queue_sp = m_queue_wp.lock();
if (queue_sp)
{
ProcessSP process_sp = queue_sp->GetProcess();
if (process_sp && process_sp->GetSystemRuntime())
{
return_thread = process_sp->GetSystemRuntime()->GetExtendedBacktraceForQueueItem (this->shared_from_this(), type);
}
}
return return_thread;
}
lldb::addr_t
QueueItem::GetItemThatEnqueuedThis ()
{
FetchEntireItem ();
return m_item_that_enqueued_this_ref;
}
lldb::tid_t
QueueItem::GetEnqueueingThreadID ()
{
FetchEntireItem ();
return m_enqueueing_thread_id;
}
lldb::queue_id_t
QueueItem::GetEnqueueingQueueID ()
{
FetchEntireItem ();
return m_enqueueing_queue_id;
}
uint32_t
QueueItem::GetStopID ()
{
FetchEntireItem ();
return m_stop_id;
}
std::vector<lldb::addr_t> &
QueueItem::GetEnqueueingBacktrace ()
{
FetchEntireItem ();
return m_backtrace;
}
std::string
QueueItem::GetThreadLabel ()
{
FetchEntireItem ();
return m_thread_label;
}
std::string
QueueItem::GetQueueLabel ()
{
FetchEntireItem ();
return m_queue_label;
}
ProcessSP
QueueItem::GetProcessSP()
{
return m_process_wp.lock ();
}
void
QueueItem::FetchEntireItem()
{
if (m_have_fetched_entire_item == true)
return;
ProcessSP process_sp = m_process_wp.lock();
if (process_sp)
{
SystemRuntime *runtime = process_sp->GetSystemRuntime();
if (runtime)
{
runtime->CompleteQueueItem (this, m_item_ref);
m_have_fetched_entire_item = true;
}
}
}