You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
63 lines
2.4 KiB
63 lines
2.4 KiB
/*
|
|
Copyright 2005-2013 Intel Corporation. All Rights Reserved.
|
|
|
|
This file is part of Threading Building Blocks.
|
|
|
|
Threading Building Blocks is free software; you can redistribute it
|
|
and/or modify it under the terms of the GNU General Public License
|
|
version 2 as published by the Free Software Foundation.
|
|
|
|
Threading Building Blocks is distributed in the hope that it will be
|
|
useful, but WITHOUT ANY WARRANTY; without even the implied warranty
|
|
of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with Threading Building Blocks; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
|
|
As a special exception, you may use this file as part of a free software
|
|
library without restriction. Specifically, if other files instantiate
|
|
templates or use macros or inline functions from this file, or you compile
|
|
this file and link it with other files to produce an executable, this
|
|
file does not by itself cause the resulting executable to be covered by
|
|
the GNU General Public License. This exception does not however
|
|
invalidate any other reasons why the executable file might be covered by
|
|
the GNU General Public License.
|
|
*/
|
|
|
|
#include "tbb/task.h"
|
|
#include "harness.h"
|
|
|
|
//! Helper for verifying that old use cases of spawn syntax still work.
|
|
tbb::task* GetTaskPtr( int& counter ) {
|
|
++counter;
|
|
return NULL;
|
|
}
|
|
|
|
class TaskGenerator: public tbb::task {
|
|
int m_ChildCount;
|
|
int m_Depth;
|
|
|
|
public:
|
|
TaskGenerator( int child_count, int _depth ) : m_ChildCount(child_count), m_Depth(_depth) {}
|
|
~TaskGenerator( ) { m_ChildCount = m_Depth = -125; }
|
|
|
|
/*override*/ tbb::task* execute() {
|
|
ASSERT( m_ChildCount>=0 && m_Depth>=0, NULL );
|
|
if( m_Depth>0 ) {
|
|
recycle_as_safe_continuation();
|
|
set_ref_count( m_ChildCount+1 );
|
|
int k=0;
|
|
for( int j=0; j<m_ChildCount; ++j ) {
|
|
tbb::task& t = *new( allocate_child() ) TaskGenerator(m_ChildCount/2,m_Depth-1);
|
|
GetTaskPtr(k)->spawn(t);
|
|
}
|
|
ASSERT(k==m_ChildCount,NULL);
|
|
--m_Depth;
|
|
__TBB_Yield();
|
|
ASSERT( state()==recycle && ref_count()>0, NULL);
|
|
}
|
|
return NULL;
|
|
}
|
|
};
|