112855Sgabeblack@google.com/***************************************************************************** 212855Sgabeblack@google.com 312855Sgabeblack@google.com Licensed to Accellera Systems Initiative Inc. (Accellera) under one or 412855Sgabeblack@google.com more contributor license agreements. See the NOTICE file distributed 512855Sgabeblack@google.com with this work for additional information regarding copyright ownership. 612855Sgabeblack@google.com Accellera licenses this file to you under the Apache License, Version 2.0 712855Sgabeblack@google.com (the "License"); you may not use this file except in compliance with the 812855Sgabeblack@google.com License. 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/***************************************************************************** 2112855Sgabeblack@google.com 2212855Sgabeblack@google.com Original Author: Stuart Swan, Cadence Design Systems, Inc., 2002-10-22 2312855Sgabeblack@google.com 2412855Sgabeblack@google.com *****************************************************************************/ 2512855Sgabeblack@google.com 2612855Sgabeblack@google.com/***************************************************************************** 2712855Sgabeblack@google.com 2812855Sgabeblack@google.com MODIFICATION LOG - modifiers, enter your name, affiliation, date and 2912855Sgabeblack@google.com changes you are making here. 3012855Sgabeblack@google.com 3112855Sgabeblack@google.com Name, Affiliation, Date: 3212855Sgabeblack@google.com Description of Modification: 3312855Sgabeblack@google.com 3412855Sgabeblack@google.com *****************************************************************************/ 3512855Sgabeblack@google.com// $Log: test01.cpp,v $ 3612855Sgabeblack@google.com// Revision 1.3 2011/02/08 06:49:37 acg 3712855Sgabeblack@google.com// Andy Goodrich: removed carriage returns. 3812855Sgabeblack@google.com// 3912855Sgabeblack@google.com// Revision 1.2 2011/02/01 17:17:37 acg 4012855Sgabeblack@google.com// Andy Goodrich: update of copyright notice, added visible CVS logging. 4112855Sgabeblack@google.com// 4212855Sgabeblack@google.com 4312855Sgabeblack@google.com#define SC_INCLUDE_DYNAMIC_PROCESSES 4412855Sgabeblack@google.com#include <systemc.h> 4512855Sgabeblack@google.com 4612855Sgabeblack@google.com 4712855Sgabeblack@google.comint test_function(double d) 4812855Sgabeblack@google.com{ 4912855Sgabeblack@google.com cout << endl << sc_time_stamp() << ": " << sc_get_current_process_handle().name() 5012855Sgabeblack@google.com << ": Test_function sees " << d << endl; 5112855Sgabeblack@google.com return int(d); 5212855Sgabeblack@google.com} 5312855Sgabeblack@google.com 5412855Sgabeblack@google.comvoid void_function(double d) 5512855Sgabeblack@google.com{ 5612855Sgabeblack@google.com cout << endl << sc_time_stamp() << ": " << sc_get_current_process_handle().name() 5712855Sgabeblack@google.com << ": void_function sees " << d << endl; 5812855Sgabeblack@google.com} 5912855Sgabeblack@google.com 6012855Sgabeblack@google.comint ref_function(const double& d) 6112855Sgabeblack@google.com{ 6212855Sgabeblack@google.com cout << endl << sc_time_stamp() << ": " << sc_get_current_process_handle().name() 6312855Sgabeblack@google.com << ": ref_function sees " << d << endl; 6412855Sgabeblack@google.com return int(d); 6512855Sgabeblack@google.com} 6612855Sgabeblack@google.com 6712855Sgabeblack@google.com 6812855Sgabeblack@google.comclass top : public sc_module 6912855Sgabeblack@google.com{ 7012855Sgabeblack@google.compublic: 7112855Sgabeblack@google.com SC_HAS_PROCESS(top); 7212855Sgabeblack@google.com 7312855Sgabeblack@google.com top(sc_module_name name) : sc_module(name) 7412855Sgabeblack@google.com { 7512855Sgabeblack@google.com SC_THREAD(main); 7612855Sgabeblack@google.com } 7712855Sgabeblack@google.com 7812855Sgabeblack@google.com void main() 7912855Sgabeblack@google.com { 8012855Sgabeblack@google.com int r; 8112855Sgabeblack@google.com sc_event e1, e2, e3, e4; 8212855Sgabeblack@google.com 8312855Sgabeblack@google.com cout << endl; 8412855Sgabeblack@google.com 8512855Sgabeblack@google.com e1.notify(100, SC_NS); 8612855Sgabeblack@google.com 8712855Sgabeblack@google.com // Spawn several threads that co-operatively execute in round robin order 8812855Sgabeblack@google.com 8912855Sgabeblack@google.com SC_FORK 9012855Sgabeblack@google.com sc_spawn(&r, 9112855Sgabeblack@google.com sc_bind(&top::round_robin, this, "1", sc_ref(e1), sc_ref(e2), 3), "t1") , 9212855Sgabeblack@google.com sc_spawn(&r, 9312855Sgabeblack@google.com sc_bind(&top::round_robin, this, "2", sc_ref(e2), sc_ref(e3), 3), "t2") , 9412855Sgabeblack@google.com sc_spawn(&r, 9512855Sgabeblack@google.com sc_bind(&top::round_robin, this, "3", sc_ref(e3), sc_ref(e4), 3), "t3") , 9612855Sgabeblack@google.com sc_spawn(&r, 9712855Sgabeblack@google.com sc_bind(&top::round_robin, this, "4", sc_ref(e4), sc_ref(e1), 3), "t4") , 9812855Sgabeblack@google.com SC_JOIN 9912855Sgabeblack@google.com 10012855Sgabeblack@google.com cout << "Returned int is " << r << endl; 10112855Sgabeblack@google.com cout << endl << endl; 10212855Sgabeblack@google.com 10312855Sgabeblack@google.com // Test that threads in thread pool are successfully reused ... 10412855Sgabeblack@google.com 10512855Sgabeblack@google.com for (int i = 0 ; i < 10; i++) 10612855Sgabeblack@google.com sc_spawn(&r, sc_bind(&top::wait_and_end, this, i)); 10712855Sgabeblack@google.com 10812855Sgabeblack@google.com wait(20, SC_NS); 10912855Sgabeblack@google.com 11012855Sgabeblack@google.com // Test thread reuse 11112855Sgabeblack@google.com 11212855Sgabeblack@google.com for (int i = 0 ; i < 10; i++) 11312855Sgabeblack@google.com sc_spawn(&r, sc_bind(&top::wait_and_end, this, i)); 11412855Sgabeblack@google.com 11512855Sgabeblack@google.com wait(20, SC_NS); 11612855Sgabeblack@google.com 11712855Sgabeblack@google.com // Demo of a function rather than method call, & use return value ... 11812855Sgabeblack@google.com 11912855Sgabeblack@google.com wait( sc_spawn(&r, sc_bind(&test_function, 3.14159)).terminated_event() ); 12012855Sgabeblack@google.com 12112855Sgabeblack@google.com cout << "Returned int is " << r << endl; 12212855Sgabeblack@google.com 12312855Sgabeblack@google.com // demo sc_spawn_options usage 12412855Sgabeblack@google.com 12512855Sgabeblack@google.com sc_spawn_options ops; 12612855Sgabeblack@google.com ops.set_stack_size(0); 12712855Sgabeblack@google.com sc_process_handle handle1 = sc_spawn( 12812855Sgabeblack@google.com sc_bind(&void_function, 1.2345), "void_function", &ops 12912855Sgabeblack@google.com ); 13012855Sgabeblack@google.com wait(handle1.terminated_event()); 13112855Sgabeblack@google.com 13212855Sgabeblack@google.com double d = 9.8765; 13312855Sgabeblack@google.com wait( sc_spawn(&r, sc_bind(&ref_function, sc_cref(d))).terminated_event() ); 13412855Sgabeblack@google.com 13512855Sgabeblack@google.com cout << "Returned int is " << r << endl; 13612855Sgabeblack@google.com 13712855Sgabeblack@google.com cout << endl << "Done." << endl; 13812855Sgabeblack@google.com } 13912855Sgabeblack@google.com 14012855Sgabeblack@google.com int round_robin(const char *str, sc_event& receive, sc_event& send, int cnt) 14112855Sgabeblack@google.com { 14212855Sgabeblack@google.com while (--cnt >= 0) 14312855Sgabeblack@google.com { 14412855Sgabeblack@google.com wait(receive); 14512855Sgabeblack@google.com cout << sc_time_stamp() << ": " << sc_get_current_process_handle().name() 14612855Sgabeblack@google.com << ": Round robin thread " << str << endl; 14712855Sgabeblack@google.com wait(10, SC_NS); 14812855Sgabeblack@google.com send.notify(); 14912855Sgabeblack@google.com } 15012855Sgabeblack@google.com 15112855Sgabeblack@google.com return 0; 15212855Sgabeblack@google.com } 15312855Sgabeblack@google.com 15412855Sgabeblack@google.com int wait_and_end(int i) 15512855Sgabeblack@google.com { 15612855Sgabeblack@google.com wait( i + 1, SC_NS); 15712855Sgabeblack@google.com cout << sc_time_stamp() << ": " << sc_get_current_process_handle().name() 15812855Sgabeblack@google.com << ": Thread " << i << " ending." << endl; 15912855Sgabeblack@google.com return 0; 16012855Sgabeblack@google.com } 16112855Sgabeblack@google.com}; 16212855Sgabeblack@google.com 16312855Sgabeblack@google.comint sc_main (int argc , char *argv[]) 16412855Sgabeblack@google.com{ 16512855Sgabeblack@google.com top top1("Top1"); 16612855Sgabeblack@google.com sc_start(); 16712855Sgabeblack@google.com 16812855Sgabeblack@google.com return 0; 16912855Sgabeblack@google.com} 170