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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// child_proc_control.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: child_proc_control.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// Process control methods applied to child processes 3212855Sgabeblack@google.com 3312855Sgabeblack@google.com#define SC_INCLUDE_DYNAMIC_PROCESSES 3412855Sgabeblack@google.com 3512855Sgabeblack@google.com#include <systemc> 3612855Sgabeblack@google.com 3712855Sgabeblack@google.comusing namespace sc_core; 3812855Sgabeblack@google.comusing std::cout; 3912855Sgabeblack@google.comusing std::endl; 4012855Sgabeblack@google.com 4112855Sgabeblack@google.comstruct Top: sc_module 4212855Sgabeblack@google.com{ 4312855Sgabeblack@google.com Top(sc_module_name _name) 4412855Sgabeblack@google.com : count(0) 4512855Sgabeblack@google.com , n(155) 4612855Sgabeblack@google.com , proc_count(0) 4712855Sgabeblack@google.com { 4812855Sgabeblack@google.com SC_THREAD(ctrl); 4912855Sgabeblack@google.com SC_THREAD(observer); 5012855Sgabeblack@google.com 5112855Sgabeblack@google.com f0 = f1 = 0; 5212855Sgabeblack@google.com 5312855Sgabeblack@google.com given_birth = new bool[n]; 5412855Sgabeblack@google.com 5512855Sgabeblack@google.com c0 = new int[n]; 5612855Sgabeblack@google.com c1 = new int[n]; 5712855Sgabeblack@google.com c2 = new int[n]; 5812855Sgabeblack@google.com c3 = new int[n]; 5912855Sgabeblack@google.com c4 = new int[n]; 6012855Sgabeblack@google.com c5 = new int[n]; 6112855Sgabeblack@google.com 6212855Sgabeblack@google.com for (int i = 0; i < n; i++) 6312855Sgabeblack@google.com { 6412855Sgabeblack@google.com given_birth[i] = false; 6512855Sgabeblack@google.com c0[i] = c1[i] = c2[i] = c3[i] = c4[i] = c5[i] = 0; 6612855Sgabeblack@google.com } 6712855Sgabeblack@google.com } 6812855Sgabeblack@google.com 6912855Sgabeblack@google.com int count; 7012855Sgabeblack@google.com int f0, f1; 7112855Sgabeblack@google.com const int n; 7212855Sgabeblack@google.com int proc_count; 7312855Sgabeblack@google.com bool *given_birth; 7412855Sgabeblack@google.com int *c0, *c1, *c2, *c3 ,*c4, *c5; 7512855Sgabeblack@google.com 7612855Sgabeblack@google.com sc_event ev; 7712855Sgabeblack@google.com sc_process_handle ph; 7812855Sgabeblack@google.com sc_event_and_list reset_event_list; 7912855Sgabeblack@google.com sc_event_and_list terminated_event_list; 8012855Sgabeblack@google.com 8112855Sgabeblack@google.com void ctrl() 8212855Sgabeblack@google.com { 8312855Sgabeblack@google.com count = 1; 8412855Sgabeblack@google.com ph = sc_spawn(sc_bind(&Top::parent_proc, this)); 8512855Sgabeblack@google.com wait(10, SC_NS); 8612855Sgabeblack@google.com 8712855Sgabeblack@google.com count = 2; 8812855Sgabeblack@google.com ph.reset(SC_INCLUDE_DESCENDANTS); 8912855Sgabeblack@google.com wait(10, SC_NS); 9012855Sgabeblack@google.com 9112855Sgabeblack@google.com count = 3; 9212855Sgabeblack@google.com ev.notify(); 9312855Sgabeblack@google.com wait(10, SC_NS); 9412855Sgabeblack@google.com 9512855Sgabeblack@google.com count = 4; 9612855Sgabeblack@google.com ph.suspend(SC_INCLUDE_DESCENDANTS); 9712855Sgabeblack@google.com wait(10, SC_NS); 9812855Sgabeblack@google.com 9912855Sgabeblack@google.com count = 5; 10012855Sgabeblack@google.com ev.notify(); 10112855Sgabeblack@google.com wait(10, SC_NS); 10212855Sgabeblack@google.com 10312855Sgabeblack@google.com count = 6; 10412855Sgabeblack@google.com ph.resume(SC_INCLUDE_DESCENDANTS); 10512855Sgabeblack@google.com wait(10, SC_NS); 10612855Sgabeblack@google.com 10712855Sgabeblack@google.com count = 7; 10812855Sgabeblack@google.com ph.kill(SC_INCLUDE_DESCENDANTS); 10912855Sgabeblack@google.com wait(10, SC_NS); 11012855Sgabeblack@google.com } 11112855Sgabeblack@google.com 11212855Sgabeblack@google.com void observer() 11312855Sgabeblack@google.com { 11412855Sgabeblack@google.com wait(SC_ZERO_TIME); 11512855Sgabeblack@google.com 11612855Sgabeblack@google.com wait(reset_event_list); 11712855Sgabeblack@google.com sc_assert(sc_time_stamp() == sc_time(10, SC_NS)); 11812855Sgabeblack@google.com f0 = 1; 11912855Sgabeblack@google.com 12012855Sgabeblack@google.com wait(terminated_event_list); 12112855Sgabeblack@google.com sc_assert(sc_time_stamp() == sc_time(60, SC_NS)); 12212855Sgabeblack@google.com f1 = 1; 12312855Sgabeblack@google.com } 12412855Sgabeblack@google.com 12512855Sgabeblack@google.com void parent_proc() 12612855Sgabeblack@google.com { 12712855Sgabeblack@google.com sc_process_handle h; 12812855Sgabeblack@google.com int level = 2; 12912855Sgabeblack@google.com for (int i = 0; i < 5; i++) 13012855Sgabeblack@google.com { 13112855Sgabeblack@google.com if (proc_count < n) 13212855Sgabeblack@google.com { 13312855Sgabeblack@google.com h = sc_spawn(sc_bind(&Top::child_proc, this, proc_count++, level)); 13412855Sgabeblack@google.com reset_event_list &= h.reset_event(); 13512855Sgabeblack@google.com terminated_event_list &= h.terminated_event(); 13612855Sgabeblack@google.com } 13712855Sgabeblack@google.com } 13812855Sgabeblack@google.com } 13912855Sgabeblack@google.com 14012855Sgabeblack@google.com void child_proc(int i, int level) 14112855Sgabeblack@google.com { 14212855Sgabeblack@google.com //cout << "Child " << i << " called at " << sc_time_stamp() << endl; 14312855Sgabeblack@google.com if (level > 0) 14412855Sgabeblack@google.com if ( !given_birth[i] ) 14512855Sgabeblack@google.com { 14612855Sgabeblack@google.com sc_process_handle h; 14712855Sgabeblack@google.com for (int j = 0; j < 5; j++) 14812855Sgabeblack@google.com { 14912855Sgabeblack@google.com if (proc_count < n) 15012855Sgabeblack@google.com { 15112855Sgabeblack@google.com h = sc_spawn(sc_bind(&Top::child_proc, this, proc_count++, level-1)); 15212855Sgabeblack@google.com reset_event_list &= h.reset_event(); 15312855Sgabeblack@google.com terminated_event_list &= h.terminated_event(); 15412855Sgabeblack@google.com given_birth[i] = true; 15512855Sgabeblack@google.com } 15612855Sgabeblack@google.com } 15712855Sgabeblack@google.com } 15812855Sgabeblack@google.com switch(count) 15912855Sgabeblack@google.com { 16012855Sgabeblack@google.com case 1: sc_assert(sc_time_stamp() == sc_time( 0, SC_NS)); c0[i] = 1; break; 16112855Sgabeblack@google.com case 2: sc_assert(sc_time_stamp() == sc_time(10, SC_NS)); c2[i] = 1; break; 16212855Sgabeblack@google.com default: sc_assert(false); break; 16312855Sgabeblack@google.com } 16412855Sgabeblack@google.com while(true) 16512855Sgabeblack@google.com { 16612855Sgabeblack@google.com try { 16712855Sgabeblack@google.com wait(ev); 16812855Sgabeblack@google.com } 16912855Sgabeblack@google.com catch (const sc_unwind_exception& e) { 17012855Sgabeblack@google.com switch(count) 17112855Sgabeblack@google.com { 17212855Sgabeblack@google.com case 2: sc_assert(sc_time_stamp() == sc_time(10, SC_NS)); 17312855Sgabeblack@google.com sc_assert( e.is_reset() ); c1[i] = 1; break; 17412855Sgabeblack@google.com case 7: sc_assert(sc_time_stamp() == sc_time(60, SC_NS)); 17512855Sgabeblack@google.com sc_assert( !e.is_reset() ); c5[i] = 1; break; 17612855Sgabeblack@google.com default: sc_assert(false); break; 17712855Sgabeblack@google.com } 17812855Sgabeblack@google.com sc_assert( sc_is_unwinding() ); 17912855Sgabeblack@google.com throw e; 18012855Sgabeblack@google.com } 18112855Sgabeblack@google.com switch(count) 18212855Sgabeblack@google.com { 18312855Sgabeblack@google.com case 3: sc_assert(sc_time_stamp() == sc_time(20, SC_NS)); c3[i] = 1; break; 18412855Sgabeblack@google.com case 6: sc_assert(sc_time_stamp() == sc_time(50, SC_NS)); c4[i] = 1; break; 18512855Sgabeblack@google.com default: sc_assert(false); break; 18612855Sgabeblack@google.com } 18712855Sgabeblack@google.com } 18812855Sgabeblack@google.com } 18912855Sgabeblack@google.com 19012855Sgabeblack@google.com SC_HAS_PROCESS(Top); 19112855Sgabeblack@google.com}; 19212855Sgabeblack@google.com 19312855Sgabeblack@google.comint sc_main(int argc, char* argv[]) 19412855Sgabeblack@google.com{ 19512855Sgabeblack@google.com Top top("top"); 19612855Sgabeblack@google.com 19712855Sgabeblack@google.com sc_start(); 19812855Sgabeblack@google.com 19912855Sgabeblack@google.com sc_assert( top.proc_count == top.n ); 20012855Sgabeblack@google.com 20112855Sgabeblack@google.com sc_assert( top.f0 ); 20212855Sgabeblack@google.com sc_assert( top.f1 ); 20312855Sgabeblack@google.com 20412855Sgabeblack@google.com for (int i = 0; i < top.n; i++) 20512855Sgabeblack@google.com { 20612855Sgabeblack@google.com sc_assert( top.c0[i] ); 20712855Sgabeblack@google.com sc_assert( top.c1[i] ); 20812855Sgabeblack@google.com sc_assert( top.c2[i] ); 20912855Sgabeblack@google.com sc_assert( top.c3[i] ); 21012855Sgabeblack@google.com sc_assert( top.c4[i] ); 21112855Sgabeblack@google.com sc_assert( top.c5[i] ); 21212855Sgabeblack@google.com } 21312855Sgabeblack@google.com 21412855Sgabeblack@google.com cout << endl << "Success" << endl; 21512855Sgabeblack@google.com return 0; 21612855Sgabeblack@google.com} 21712855Sgabeblack@google.com 218