| 1 | /* |
| 2 | Copyright (c) 2005-2019 Intel Corporation |
| 3 | |
| 4 | Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | you may not use this file except in compliance with the License. |
| 6 | You may obtain a copy of the License at |
| 7 | |
| 8 | http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | |
| 10 | Unless required by applicable law or agreed to in writing, software |
| 11 | distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | See the License for the specific language governing permissions and |
| 14 | limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #define HARNESS_DEFAULT_MIN_THREADS 2 |
| 18 | #define HARNESS_DEFAULT_MAX_THREADS 2 |
| 19 | |
| 20 | #if !TBB_USE_THREADING_TOOLS |
| 21 | #define TBB_USE_THREADING_TOOLS 1 |
| 22 | #endif |
| 23 | |
| 24 | #include "harness.h" |
| 25 | |
| 26 | #if DO_ITT_NOTIFY |
| 27 | |
| 28 | #include "tbb/spin_mutex.h" |
| 29 | #include "tbb/spin_rw_mutex.h" |
| 30 | #include "tbb/queuing_rw_mutex.h" |
| 31 | #include "tbb/queuing_mutex.h" |
| 32 | #include "tbb/mutex.h" |
| 33 | #include "tbb/recursive_mutex.h" |
| 34 | #include "tbb/parallel_for.h" |
| 35 | #include "tbb/blocked_range.h" |
| 36 | #include "tbb/task_scheduler_init.h" |
| 37 | |
| 38 | |
| 39 | #include "../tbb/itt_notify.h" |
| 40 | |
| 41 | |
| 42 | template<typename M> |
| 43 | class WorkEmulator: NoAssign { |
| 44 | M& m_mutex; |
| 45 | static volatile size_t s_anchor; |
| 46 | public: |
| 47 | void operator()( tbb::blocked_range<size_t>& range ) const { |
| 48 | for( size_t i=range.begin(); i!=range.end(); ++i ) { |
| 49 | typename M::scoped_lock lock(m_mutex); |
| 50 | for ( size_t j = 0; j!=range.end(); ++j ) |
| 51 | s_anchor = (s_anchor - i) / 2 + (s_anchor + j) / 2; |
| 52 | } |
| 53 | } |
| 54 | WorkEmulator( M& mutex ) : m_mutex(mutex) {} |
| 55 | }; |
| 56 | |
| 57 | template<typename M> |
| 58 | volatile size_t WorkEmulator<M>::s_anchor = 0; |
| 59 | |
| 60 | |
| 61 | template<class M> |
| 62 | void Test( const char * name ) { |
| 63 | REMARK("Testing %s\n" ,name); |
| 64 | M mtx; |
| 65 | tbb::profiling::set_name(mtx, name); |
| 66 | |
| 67 | const int n = 10000; |
| 68 | tbb::parallel_for( tbb::blocked_range<size_t>(0,n,n/100), WorkEmulator<M>(mtx) ); |
| 69 | } |
| 70 | |
| 71 | #define TEST_MUTEX(type, name) Test<tbb::type>( name ) |
| 72 | |
| 73 | #endif /* !DO_ITT_NOTIFY */ |
| 74 | |
| 75 | int TestMain () { |
| 76 | #if DO_ITT_NOTIFY |
| 77 | for( int p=MinThread; p<=MaxThread; ++p ) { |
| 78 | REMARK( "testing with %d workers\n" , p ); |
| 79 | tbb::task_scheduler_init init( p ); |
| 80 | TEST_MUTEX( spin_mutex, "Spin Mutex" ); |
| 81 | TEST_MUTEX( queuing_mutex, "Queuing Mutex" ); |
| 82 | TEST_MUTEX( queuing_rw_mutex, "Queuing RW Mutex" ); |
| 83 | TEST_MUTEX( spin_rw_mutex, "Spin RW Mutex" ); |
| 84 | } |
| 85 | return Harness::Done; |
| 86 | #else /* !DO_ITT_NOTIFY */ |
| 87 | return Harness::Skipped; |
| 88 | #endif /* !DO_ITT_NOTIFY */ |
| 89 | } |
| 90 | |