int cellSyncMutexUnlock(mem_ptr_t<CellSyncMutex> mutex)
{
cellSync->Log("cellSyncMutexUnlock(mutex=0x%x)", mutex.GetAddr());
if (!mutex.IsGood())
{
return CELL_SYNC_ERROR_NULL_POINTER;
}
if (mutex.GetAddr() % 4)
{
return CELL_SYNC_ERROR_ALIGN;
}
while (true)
{
const u32 old_data = mutex->m_data();
CellSyncMutex new_mutex;
new_mutex.m_data() = old_data;
new_mutex.m_freed++;
if (InterlockedCompareExchange(&mutex->m_data(), new_mutex.m_data(), old_data) == old_data) break;
}
return CELL_OK;
}
int cellSyncMutexLock(mem_ptr_t<CellSyncMutex> mutex)
{
cellSync->Log("cellSyncMutexLock(mutex=0x%x)", mutex.GetAddr());
if (!mutex.IsGood())
{
return CELL_SYNC_ERROR_NULL_POINTER;
}
if (mutex.GetAddr() % 4)
{
return CELL_SYNC_ERROR_ALIGN;
}
be_t<u16> old_order;
while (true)
{
const u32 old_data = mutex->m_data();
CellSyncMutex new_mutex;
new_mutex.m_data() = old_data;
old_order = new_mutex.m_order;
new_mutex.m_order++;
if (InterlockedCompareExchange(&mutex->m_data(), new_mutex.m_data(), old_data) == old_data) break;
}
while (old_order != mutex->m_freed)
{
Sleep(1);
if (Emu.IsStopped())
{
ConLog.Warning("cellSyncMutexLock(mutex=0x%x) aborted", mutex.GetAddr());
break;
}
}
_mm_mfence();
return CELL_OK;
}
int cellSyncMutexInitialize(mem_ptr_t<CellSyncMutex> mutex)
{
cellSync->Log("cellSyncMutexInitialize(mutex=0x%x)", mutex.GetAddr());
if (!mutex.IsGood())
{
return CELL_SYNC_ERROR_NULL_POINTER;
}
if (mutex.GetAddr() % 4)
{
return CELL_SYNC_ERROR_ALIGN;
}
mutex->m_data() = 0;
return CELL_OK;
}
