static void DaoCallServer_Delete( DaoCallServer *self )
{
daoint i;
for(i=0; i<self->threads->size; i++){
DaoCallThread_Delete( (DaoCallThread*)self->threads->items.pVoid[i] );
}
for(i=0; i<self->caches->size; ++i){
DaoTaskEvent_Delete( (DaoTaskEvent*) self->caches->items.pVoid[i] );
}
DList_Delete( self->threads );
DList_Delete( self->functions );
DList_Delete( self->parameters );
DList_Delete( self->owners );
DList_Delete( self->events );
DList_Delete( self->events2 );
DList_Delete( self->caches );
DMap_Delete( self->waitings );
DMap_Delete( self->pending );
DMap_Delete( self->active );
DMutex_Destroy( & self->mutex );
DCondVar_Destroy( & self->condv );
DCondVar_Destroy( & self->condv2 );
DThread_Destroy( & self->timer );
dao_free( self );
}
void DaoCallServer_Stop()
{
DCondVar condv;
DaoCallThread *calth;
if( daoCallServer == NULL ) return;
DCondVar_Init( & condv );
daoCallServer->finishing = 1;
calth = DaoCallThread_New( NULL, NULL );
DMutex_Lock( & daoCallServer->mutex );
daoCallServer->total += 1;
DMutex_Unlock( & daoCallServer->mutex );
DaoCallThread_Run( calth ); /* process tasks in the main thread; */
DMutex_Lock( & daoCallServer->mutex );
while( daoCallServer->stopped != daoCallServer->total || daoCallServer->timing ){
DCondVar_TimedWait( & condv, & daoCallServer->mutex, 0.01 );
}
DMutex_Unlock( & daoCallServer->mutex );
DCondVar_Destroy( & condv );
DaoCallThread_Delete( calth );
DaoCallServer_Delete( daoCallServer );
daoCallServer = NULL;
}
void DThread_Destroy( DThread *self )
{
if( self->myThread ) CloseHandle( self->myThread );
DCondVar_Destroy( & self->condv );
GlobalFree( self->thdSpecData );
self->thdSpecData = NULL;
}
void DaoVmSpace_StopTasklets( DaoVmSpace *self )
{
DaoTaskletServer *server = (DaoTaskletServer*) self->taskletServer;
DaoTaskletThread *taskthd;
DCondVar condv;
if( server == NULL ) return;
DCondVar_Init( & condv );
server->finishing = 1;
taskthd = DaoTaskletThread_New( server, NULL, NULL );
taskthd->thdData = DThread_GetCurrent();
DMutex_Lock( & server->mutex );
server->total += 1;
DMutex_Unlock( & server->mutex );
DaoTaskletThread_Run( taskthd ); /* process tasks in the main thread; */
DMutex_Lock( & server->mutex );
while( server->stopped != server->total || server->timing ){
DCondVar_TimedWait( & condv, & server->mutex, 0.01 );
}
DMutex_Unlock( & server->mutex );
DCondVar_Destroy( & condv );
DaoTaskletThread_Delete( taskthd );
DaoTaskletServer_Delete( server );
self->taskletServer = NULL;
}
static void SYS_Sleep( DaoProcess *proc, DaoValue *p[], int N )
{
#ifdef DAO_WITH_THREAD
DMutex mutex;
DCondVar condv;
#endif
double s = p[0]->xFloat.value;
if( s < 0 ){
DaoProcess_RaiseException( proc, DAO_WARNING_VALUE, "expecting positive value" );
return;
}
#ifdef DAO_WITH_THREAD
/* sleep only the current thread: */
DMutex_Init( & mutex );
DCondVar_Init( & condv );
DMutex_Lock( & mutex );
DCondVar_TimedWait( & condv, & mutex, s );
DMutex_Unlock( & mutex );
DMutex_Destroy( & mutex );
DCondVar_Destroy( & condv );
#elif UNIX
sleep( (int)s ); /* This may cause the whole process to sleep. */
#else
Sleep( s * 1000 );
#endif
}
void DaoCallServer_Join()
{
DCondVar condv;
if( daoCallServer == NULL ) return;
DCondVar_Init( & condv );
DMutex_Lock( & daoCallServer->mutex );
while( daoCallServer->pending->size || daoCallServer->vacant != daoCallServer->total ){
DCondVar_TimedWait( & condv, & daoCallServer->mutex, 0.01 );
}
DMutex_Unlock( & daoCallServer->mutex );
DCondVar_Destroy( & condv );
}
void DaoVmSpace_JoinTasklets( DaoVmSpace *self )
{
DaoTaskletServer *server = (DaoTaskletServer*) self->taskletServer;
DCondVar condv;
if( server == NULL ) return;
DCondVar_Init( & condv );
DMutex_Lock( & server->mutex );
while( server->pending->size || server->vacant != server->total ){
DCondVar_TimedWait( & condv, & server->mutex, 0.01 );
}
DMutex_Unlock( & server->mutex );
DCondVar_Destroy( & condv );
}
void DaoCallServer_Stop()
{
DCondVar condv;
if( daoCallServer == NULL ) return;
DCondVar_Init( & condv );
daoCallServer->finishing = 1;
DMutex_Lock( & daoCallServer->mutex );
while( daoCallServer->pending->size || daoCallServer->idle != daoCallServer->total ){
/* printf( "finalizing: %3i %3i\n", daoCallServer->idle, daoCallServer->total ); */
DCondVar_TimedWait( & condv, & daoCallServer->mutex, 0.01 );
}
while( daoCallServer->stopped != daoCallServer->total || daoCallServer->timing ){
DCondVar_TimedWait( & condv, & daoCallServer->mutex, 0.01 );
}
DMutex_Unlock( & daoCallServer->mutex );
DCondVar_Destroy( & condv );
DaoCallServer_Delete( daoCallServer );
daoCallServer = NULL;
}
static void DaoMT_Functional( DaoProcess *proc, DaoValue *P[], int N, int F )
{
DMutex mutex;
DCondVar condv;
DaoTaskData *tasks;
DaoValue *param = P[0];
DaoValue *result = NULL;
DaoList *list = NULL;
DaoArray *array = NULL;
DaoVmCode *sect = DaoGetSectionCode( proc->activeCode );
int i, entry, threads = P[1]->xInteger.value;
daoint index = -1, status = 0, joined = 0;
DNode *node = NULL;
switch( F ){
case DVM_FUNCT_MAP :
if( param->type == DAO_ARRAY ){
array = DaoProcess_PutArray( proc );
result = (DaoValue*) array;
}else{
list = DaoProcess_PutList( proc );
result = (DaoValue*) list;
}
break;
case DVM_FUNCT_APPLY : DaoProcess_PutValue( proc, param ); break;
case DVM_FUNCT_FIND : DaoProcess_PutValue( proc, dao_none_value ); break;
}
if( threads <= 0 ) threads = 2;
if( sect == NULL || DaoMT_PushSectionFrame( proc ) == 0 ) return;
if( list ){
DArray_Clear( & list->items );
if( param->type == DAO_LIST ) DArray_Resize( & list->items, param->xList.items.size, NULL );
if( param->type == DAO_MAP ) DArray_Resize( & list->items, param->xMap.items->size, NULL );
#ifdef DAO_WITH_NUMARRAY
}else if( array && F == DVM_FUNCT_MAP ){
DaoArray_GetSliceShape( (DaoArray*) param, & array->dims, & array->ndim );
DaoArray_ResizeArray( array, array->dims, array->ndim );
#endif
}
DMutex_Init( & mutex );
DCondVar_Init( & condv );
entry = proc->topFrame->entry;
tasks = (DaoTaskData*) dao_calloc( threads, sizeof(DaoTaskData) );
DaoProcess_PopFrame( proc );
for(i=0; i<threads; i++){
DaoTaskData *task = tasks + i;
task->param = param;
task->result = result;
task->proto = proc;
task->sect = sect;
task->funct = F;
task->entry = entry;
task->first = i;
task->step = threads;
task->index = & index;
task->node = & node;
task->joined = & joined;
task->condv = & condv;
task->mutex = & mutex;
task->clone = DaoVmSpace_AcquireProcess( proc->vmSpace );
task->clone->mutex = & mutex;
if( i ) DaoCallServer_AddTask( DaoMT_RunFunctional, task, 1 );
}
DaoMT_RunFunctional( tasks );
DMutex_Lock( & mutex );
while( joined < threads ) DCondVar_TimedWait( & condv, & mutex, 0.01 );
DMutex_Unlock( & mutex );
for(i=0; i<threads; i++){
DaoTaskData *task = tasks + i;
DaoVmSpace_ReleaseProcess( proc->vmSpace, task->clone );
status |= task->status;
}
if( F == DVM_FUNCT_FIND ){
DaoTuple *tuple = DaoProcess_PutTuple( proc, 0 );
if( param->type == DAO_LIST && index != -1 ){
DaoValue **items = param->xList.items.items.pValue;
GC_ShiftRC( items[index], tuple->items[1] );
tuple->items[1] = items[index];
tuple->items[0]->xInteger.value = index;
}else if( param->type == DAO_MAP && node ){
GC_ShiftRC( node->key.pValue, tuple->items[0] );
GC_ShiftRC( node->value.pValue, tuple->items[1] );
tuple->items[0] = node->key.pValue;
tuple->items[1] = node->value.pValue;
}
}
if( status ) DaoProcess_RaiseException( proc, DAO_ERROR, "code section execution failed!" );
DMutex_Destroy( & mutex );
DCondVar_Destroy( & condv );
dao_free( tasks );
}
void DaoCondVar_Delete( DaoCondVar *self )
{
DaoCstruct_Free( (DaoCstruct*) self );
DCondVar_Destroy( & self->myCondVar );
dao_free( self );
}
void DThread_Destroy( DThread *self )
{
DCondVar_Destroy( & self->condv );
}
void DThread_Destroy( DThread *self )
{
DMutex_Destroy( & self->mutex );
DCondVar_Destroy( & self->condv );
pthread_setspecific( thdSpecKey, NULL );
}
