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You may obtain a copy of the License at 912855Sgabeblack@google.com 1012855Sgabeblack@google.com http://www.apache.org/licenses/LICENSE-2.0 1112855Sgabeblack@google.com 1212855Sgabeblack@google.com Unless required by applicable law or agreed to in writing, software 1312855Sgabeblack@google.com distributed under the License is distributed on an "AS IS" BASIS, 1412855Sgabeblack@google.com WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or 1512855Sgabeblack@google.com implied. See the License for the specific language governing 1612855Sgabeblack@google.com permissions and limitations under the License. 1712855Sgabeblack@google.com 1812855Sgabeblack@google.com *****************************************************************************/ 1912855Sgabeblack@google.com 2012855Sgabeblack@google.com// immed_self_notif.cpp -- test for 2112855Sgabeblack@google.com// 2212855Sgabeblack@google.com// Original Author: John Aynsley, Doulos, Inc. 2312855Sgabeblack@google.com// 2412855Sgabeblack@google.com// MODIFICATION LOG - modifiers, enter your name, affiliation, date and 2512855Sgabeblack@google.com// 2612855Sgabeblack@google.com// $Log: immed_self_notif.cpp,v $ 2712855Sgabeblack@google.com// Revision 1.2 2011/05/08 19:18:46 acg 2812855Sgabeblack@google.com// Andy Goodrich: remove extraneous + prefixes from git diff. 2912855Sgabeblack@google.com// 3012855Sgabeblack@google.com 3112855Sgabeblack@google.com// Change to the semantics of immediate self-notification to match Verilog semantics 3212855Sgabeblack@google.com 3312855Sgabeblack@google.com#define SC_INCLUDE_DYNAMIC_PROCESSES 3412855Sgabeblack@google.com#include <systemc> 3512855Sgabeblack@google.com 3612855Sgabeblack@google.comusing namespace sc_core; 3712855Sgabeblack@google.comusing std::cout; 3812855Sgabeblack@google.comusing std::endl; 3912855Sgabeblack@google.com 4012855Sgabeblack@google.comstruct Top: sc_module 4112855Sgabeblack@google.com{ 4212855Sgabeblack@google.com Top(sc_module_name _name) 4312855Sgabeblack@google.com { 4412855Sgabeblack@google.com SC_THREAD(T1); 4512855Sgabeblack@google.com sensitive << ev1; 4612855Sgabeblack@google.com 4712855Sgabeblack@google.com SC_THREAD(T2); 4812855Sgabeblack@google.com sensitive << ev1; 4912855Sgabeblack@google.com 5012855Sgabeblack@google.com SC_THREAD(T3); 5112855Sgabeblack@google.com 5212855Sgabeblack@google.com SC_THREAD(T4); 5312855Sgabeblack@google.com sensitive << ev3; 5412855Sgabeblack@google.com 5512855Sgabeblack@google.com SC_METHOD(M1); 5612855Sgabeblack@google.com sensitive << ev5; 5712855Sgabeblack@google.com 5812855Sgabeblack@google.com SC_METHOD(M2); 5912855Sgabeblack@google.com 6012855Sgabeblack@google.com SC_METHOD(M3); 6112855Sgabeblack@google.com 6212855Sgabeblack@google.com SC_THREAD(yield_test); 6312855Sgabeblack@google.com 6412855Sgabeblack@google.com end_of_t2 = false; 6512855Sgabeblack@google.com m1_run = false; 6612855Sgabeblack@google.com m2_run = false; 6712855Sgabeblack@google.com m3_run = false; 6812855Sgabeblack@google.com first_yield = true; 6912855Sgabeblack@google.com yield_count = 0; 7012855Sgabeblack@google.com yield_test_run = false; 7112855Sgabeblack@google.com } 7212855Sgabeblack@google.com 7312855Sgabeblack@google.com sc_event ev1, ev2, ev3, ev4, ev5, ev6, ev7; 7412855Sgabeblack@google.com bool end_of_t2; 7512855Sgabeblack@google.com bool m1_run; 7612855Sgabeblack@google.com bool m2_run; 7712855Sgabeblack@google.com bool m3_run; 7812855Sgabeblack@google.com 7912855Sgabeblack@google.com sc_event yield_event_1, yield_event_2; 8012855Sgabeblack@google.com bool first_yield; 8112855Sgabeblack@google.com int yield_count; 8212855Sgabeblack@google.com bool yield_test_run; 8312855Sgabeblack@google.com 8412855Sgabeblack@google.com void T1() 8512855Sgabeblack@google.com { 8612855Sgabeblack@google.com wait(SC_ZERO_TIME); 8712855Sgabeblack@google.com ev1.notify(); 8812855Sgabeblack@google.com sc_assert( sc_delta_count() == 1 ); 8912855Sgabeblack@google.com wait(ev1); 9012855Sgabeblack@google.com sc_assert( false ); 9112855Sgabeblack@google.com } 9212855Sgabeblack@google.com 9312855Sgabeblack@google.com void T2() 9412855Sgabeblack@google.com { 9512855Sgabeblack@google.com wait(ev1); 9612855Sgabeblack@google.com sc_assert( sc_delta_count() == 1 ); 9712855Sgabeblack@google.com end_of_t2 = true; 9812855Sgabeblack@google.com } 9912855Sgabeblack@google.com 10012855Sgabeblack@google.com void T3() 10112855Sgabeblack@google.com { 10212855Sgabeblack@google.com wait(SC_ZERO_TIME); 10312855Sgabeblack@google.com ev2.notify(); 10412855Sgabeblack@google.com sc_assert( sc_delta_count() == 1 ); 10512855Sgabeblack@google.com wait(ev2); 10612855Sgabeblack@google.com sc_assert( false ); 10712855Sgabeblack@google.com } 10812855Sgabeblack@google.com 10912855Sgabeblack@google.com void T4() 11012855Sgabeblack@google.com { 11112855Sgabeblack@google.com wait(SC_ZERO_TIME); 11212855Sgabeblack@google.com ev3.notify(); 11312855Sgabeblack@google.com sc_assert( sc_delta_count() == 1 ); 11412855Sgabeblack@google.com wait(ev4); 11512855Sgabeblack@google.com sc_assert( false ); 11612855Sgabeblack@google.com } 11712855Sgabeblack@google.com 11812855Sgabeblack@google.com void M1() 11912855Sgabeblack@google.com { 12012855Sgabeblack@google.com sc_assert( !m1_run ); 12112855Sgabeblack@google.com ev5.notify(); 12212855Sgabeblack@google.com m1_run = true; 12312855Sgabeblack@google.com } 12412855Sgabeblack@google.com 12512855Sgabeblack@google.com void M2() 12612855Sgabeblack@google.com { 12712855Sgabeblack@google.com sc_assert( !m2_run ); 12812855Sgabeblack@google.com ev6.notify(); 12912855Sgabeblack@google.com next_trigger(ev6); 13012855Sgabeblack@google.com m2_run = true; 13112855Sgabeblack@google.com } 13212855Sgabeblack@google.com 13312855Sgabeblack@google.com void M3() 13412855Sgabeblack@google.com { 13512855Sgabeblack@google.com sc_assert( !m3_run ); 13612855Sgabeblack@google.com next_trigger(ev7); 13712855Sgabeblack@google.com ev7.notify(); 13812855Sgabeblack@google.com m3_run = true; 13912855Sgabeblack@google.com } 14012855Sgabeblack@google.com 14112855Sgabeblack@google.com void yield_test() 14212855Sgabeblack@google.com { 14312855Sgabeblack@google.com sc_assert( sc_delta_count() == 0 ); 14412855Sgabeblack@google.com wait(SC_ZERO_TIME); 14512855Sgabeblack@google.com sc_assert( sc_delta_count() == 1 ); 14612855Sgabeblack@google.com 14712855Sgabeblack@google.com yield(); 14812855Sgabeblack@google.com sc_spawn(sc_bind( &Top::yield_test_child, this)); 14912855Sgabeblack@google.com yield(); 15012855Sgabeblack@google.com sc_spawn(sc_bind( &Top::yield_test_child, this)); 15112855Sgabeblack@google.com yield(); 15212855Sgabeblack@google.com 15312855Sgabeblack@google.com sc_assert( sc_delta_count() == 1 ); 15412855Sgabeblack@google.com wait(1, SC_MS); 15512855Sgabeblack@google.com unsigned int delta_count = sc_delta_count(); 15612855Sgabeblack@google.com 15712855Sgabeblack@google.com yield(); 15812855Sgabeblack@google.com sc_spawn(sc_bind( &Top::yield_test_child, this)); 15912855Sgabeblack@google.com yield(); 16012855Sgabeblack@google.com sc_spawn(sc_bind( &Top::yield_test_child, this)); 16112855Sgabeblack@google.com yield(); 16212855Sgabeblack@google.com 16312855Sgabeblack@google.com sc_assert( sc_delta_count() == delta_count ); 16412855Sgabeblack@google.com yield_test_run = true; 16512855Sgabeblack@google.com } 16612855Sgabeblack@google.com 16712855Sgabeblack@google.com void yield_test_child() 16812855Sgabeblack@google.com { 16912855Sgabeblack@google.com yield(); 17012855Sgabeblack@google.com } 17112855Sgabeblack@google.com 17212855Sgabeblack@google.com void yield() 17312855Sgabeblack@google.com { 17412855Sgabeblack@google.com ++yield_count; 17512855Sgabeblack@google.com if (first_yield) 17612855Sgabeblack@google.com { 17712855Sgabeblack@google.com sc_spawn(sc_bind(&Top::yield_helper, this)); 17812855Sgabeblack@google.com first_yield = false; 17912855Sgabeblack@google.com } 18012855Sgabeblack@google.com else 18112855Sgabeblack@google.com yield_event_1.notify(); 18212855Sgabeblack@google.com wait(yield_event_2); 18312855Sgabeblack@google.com } 18412855Sgabeblack@google.com 18512855Sgabeblack@google.com void yield_helper() 18612855Sgabeblack@google.com { 18712855Sgabeblack@google.com yield_event_2.notify(); 18812855Sgabeblack@google.com while (true) 18912855Sgabeblack@google.com { 19012855Sgabeblack@google.com wait(yield_event_1); 19112855Sgabeblack@google.com yield_event_2.notify(); 19212855Sgabeblack@google.com } 19312855Sgabeblack@google.com } 19412855Sgabeblack@google.com 19512855Sgabeblack@google.com SC_HAS_PROCESS(Top); 19612855Sgabeblack@google.com}; 19712855Sgabeblack@google.com 19812855Sgabeblack@google.com 19912855Sgabeblack@google.comint sc_main(int argc, char* argv[]) 20012855Sgabeblack@google.com{ 20112855Sgabeblack@google.com Top top("top"); 20212855Sgabeblack@google.com 20312855Sgabeblack@google.com sc_start(); 20412855Sgabeblack@google.com 20512855Sgabeblack@google.com sc_assert( top.end_of_t2 ); 20612855Sgabeblack@google.com sc_assert( top.m1_run ); 20712855Sgabeblack@google.com sc_assert( top.m2_run ); 20812855Sgabeblack@google.com sc_assert( top.m3_run ); 20912855Sgabeblack@google.com sc_assert( top.first_yield == false ); 21012855Sgabeblack@google.com sc_assert( top.yield_count == 10 ); 21112855Sgabeblack@google.com sc_assert( top.yield_test_run ); 21212855Sgabeblack@google.com 21312855Sgabeblack@google.com cout << endl << "Success" << endl; 21412855Sgabeblack@google.com return 0; 21512855Sgabeblack@google.com} 21612855Sgabeblack@google.com 217