| /* |
| Copyright 2005-2010 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. |
| */ |
| |
| #if !TBB_USE_THREADING_TOOLS |
| #define TBB_USE_THREADING_TOOLS 1 |
| #endif |
| |
| #include "harness.h" |
| |
| #if DO_ITT_NOTIFY |
| |
| #include "tbb/spin_mutex.h" |
| #include "tbb/spin_rw_mutex.h" |
| #include "tbb/queuing_rw_mutex.h" |
| #include "tbb/queuing_mutex.h" |
| #include "tbb/mutex.h" |
| #include "tbb/recursive_mutex.h" |
| #include "tbb/parallel_for.h" |
| #include "tbb/blocked_range.h" |
| #include "tbb/task_scheduler_init.h" |
| |
| |
| #include "../tbb/itt_notify.h" |
| |
| |
| template<typename M> |
| class WorkEmulator: NoAssign { |
| M& m_mutex; |
| static volatile size_t s_anchor; |
| public: |
| void operator()( tbb::blocked_range<size_t>& range ) const { |
| for( size_t i=range.begin(); i!=range.end(); ++i ) { |
| typename M::scoped_lock lock(m_mutex); |
| for ( size_t j = 0; j!=range.end(); ++j ) |
| s_anchor = (s_anchor - i) / 2 + (s_anchor + j) / 2; |
| } |
| } |
| WorkEmulator( M& mutex ) : m_mutex(mutex) {} |
| }; |
| |
| template<typename M> |
| volatile size_t WorkEmulator<M>::s_anchor = 0; |
| |
| |
| template<class M> |
| void Test( const char * name ) { |
| REMARK("%s time = ",name); |
| M mtx; |
| tbb::profiling::set_name(mtx, name); |
| |
| const int n = 10000; |
| tbb::parallel_for( tbb::blocked_range<size_t>(0,n,n/100), WorkEmulator<M>(mtx) ); |
| } |
| |
| #define TEST_MUTEX(type, name) Test<tbb::type>( name ) |
| |
| #endif /* !DO_ITT_NOTIFY */ |
| |
| int TestMain () { |
| #if DO_ITT_NOTIFY |
| for( int p=MinThread; p<=MaxThread; ++p ) { |
| REMARK( "testing with %d workers\n", p ); |
| tbb::task_scheduler_init init( p ); |
| TEST_MUTEX( spin_mutex, "Spin Mutex" ); |
| TEST_MUTEX( queuing_mutex, "Queuing Mutex" ); |
| TEST_MUTEX( queuing_rw_mutex, "Queuing RW Mutex" ); |
| TEST_MUTEX( spin_rw_mutex, "Spin RW Mutex" ); |
| } |
| return Harness::Done; |
| #else /* !DO_ITT_NOTIFY */ |
| return Harness::Skipped; |
| #endif /* !DO_ITT_NOTIFY */ |
| } |