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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// sc_writer_policy.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: sc_writer_policy.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// sc_writer_policy template argument of class sc_signal 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 namespace sc_dt; 3812855Sgabeblack@google.comusing std::cout; 3912855Sgabeblack@google.comusing std::endl; 4012855Sgabeblack@google.comusing std::string; 4112855Sgabeblack@google.com 4212855Sgabeblack@google.com 4312855Sgabeblack@google.comstruct M: sc_module 4412855Sgabeblack@google.com{ 4512855Sgabeblack@google.com sc_inout<bool> port; 4612855Sgabeblack@google.com 4712855Sgabeblack@google.com sc_time delay; 4812855Sgabeblack@google.com sc_signal<int> one_sig; 4912855Sgabeblack@google.com sc_signal<int, SC_MANY_WRITERS> many_sig; 5012855Sgabeblack@google.com 5112855Sgabeblack@google.com bool first_run; 5212855Sgabeblack@google.com int g0, g1, g2, g3; 5312855Sgabeblack@google.com 5412855Sgabeblack@google.com M(sc_module_name _name, sc_time _delay) 5512855Sgabeblack@google.com : port("port") 5612855Sgabeblack@google.com , delay(_delay) 5712855Sgabeblack@google.com , first_run(true) 5812855Sgabeblack@google.com { 5912855Sgabeblack@google.com sc_assert( one_sig.get_writer_policy() == SC_ONE_WRITER ); 6012855Sgabeblack@google.com sc_assert( many_sig.get_writer_policy() == SC_MANY_WRITERS ); 6112855Sgabeblack@google.com 6212855Sgabeblack@google.com SC_THREAD(T); 6312855Sgabeblack@google.com SC_METHOD(method_process_1); 6412855Sgabeblack@google.com SC_METHOD(method_process_2); 6512855Sgabeblack@google.com 6612855Sgabeblack@google.com one_sig.write(-1); 6712855Sgabeblack@google.com many_sig.write(-1); 6812855Sgabeblack@google.com 6912855Sgabeblack@google.com g0 = g1 = g2 = g3 = 0; 7012855Sgabeblack@google.com } 7112855Sgabeblack@google.com 7212855Sgabeblack@google.com void end_of_elaboration() 7312855Sgabeblack@google.com { 7412855Sgabeblack@google.com sc_assert( port->get_writer_policy() == SC_MANY_WRITERS ); 7512855Sgabeblack@google.com one_sig.write(1); 7612855Sgabeblack@google.com many_sig.write(1); 7712855Sgabeblack@google.com g0 = 1; 7812855Sgabeblack@google.com } 7912855Sgabeblack@google.com 8012855Sgabeblack@google.com void start_of_simulation() 8112855Sgabeblack@google.com { 8212855Sgabeblack@google.com one_sig.write(2); 8312855Sgabeblack@google.com many_sig.write(2); 8412855Sgabeblack@google.com g1 = 1; 8512855Sgabeblack@google.com } 8612855Sgabeblack@google.com 8712855Sgabeblack@google.com void T() 8812855Sgabeblack@google.com { 8912855Sgabeblack@google.com wait(delay); 9012855Sgabeblack@google.com port.write(true); 9112855Sgabeblack@google.com g2 = 1; 9212855Sgabeblack@google.com } 9312855Sgabeblack@google.com 9412855Sgabeblack@google.com void method_process_1() 9512855Sgabeblack@google.com { 9612855Sgabeblack@google.com one_sig.write(3); 9712855Sgabeblack@google.com many_sig.write(3); 9812855Sgabeblack@google.com } 9912855Sgabeblack@google.com 10012855Sgabeblack@google.com void method_process_2() 10112855Sgabeblack@google.com { 10212855Sgabeblack@google.com if (first_run) 10312855Sgabeblack@google.com { 10412855Sgabeblack@google.com first_run = false; 10512855Sgabeblack@google.com next_trigger(SC_ZERO_TIME); 10612855Sgabeblack@google.com } 10712855Sgabeblack@google.com else 10812855Sgabeblack@google.com { 10912855Sgabeblack@google.com try { 11012855Sgabeblack@google.com one_sig = 4; 11112855Sgabeblack@google.com } 11212855Sgabeblack@google.com catch (const std::exception& e) { 11312855Sgabeblack@google.com g3 = 1; 11412855Sgabeblack@google.com } 11512855Sgabeblack@google.com many_sig.write(4); 11612855Sgabeblack@google.com } 11712855Sgabeblack@google.com } 11812855Sgabeblack@google.com 11912855Sgabeblack@google.com SC_HAS_PROCESS(M); 12012855Sgabeblack@google.com}; 12112855Sgabeblack@google.com 12212855Sgabeblack@google.comstruct Top: sc_module 12312855Sgabeblack@google.com{ 12412855Sgabeblack@google.com M *m1; 12512855Sgabeblack@google.com M *m2; 12612855Sgabeblack@google.com 12712855Sgabeblack@google.com sc_signal<bool,SC_MANY_WRITERS> many_sig_1; 12812855Sgabeblack@google.com sc_signal<int,SC_MANY_WRITERS> many_sig_2; 12912855Sgabeblack@google.com sc_signal<int,SC_ONE_WRITER> one_sig_1; 13012855Sgabeblack@google.com sc_signal<int> one_sig_2; 13112855Sgabeblack@google.com 13212855Sgabeblack@google.com sc_buffer<sc_logic, SC_MANY_WRITERS> buffy; 13312855Sgabeblack@google.com 13412855Sgabeblack@google.com sc_signal_resolved resolved; 13512855Sgabeblack@google.com sc_signal_rv<2> rv; 13612855Sgabeblack@google.com 13712855Sgabeblack@google.com Top(sc_module_name _name) 13812855Sgabeblack@google.com : many_sig_1("many_sig_1") 13912855Sgabeblack@google.com , many_sig_2("many_sig_2") 14012855Sgabeblack@google.com , one_sig_1("one_sig_1") 14112855Sgabeblack@google.com , buffy("buffy") 14212855Sgabeblack@google.com , resolved("resolved") 14312855Sgabeblack@google.com , rv("rv") 14412855Sgabeblack@google.com { 14512855Sgabeblack@google.com m1 = new M("m1", sc_time(1, SC_PS)); 14612855Sgabeblack@google.com m2 = new M("m2", sc_time(2, SC_PS)); 14712855Sgabeblack@google.com 14812855Sgabeblack@google.com m1->port.bind(many_sig_1); 14912855Sgabeblack@google.com m2->port.bind(many_sig_1); 15012855Sgabeblack@google.com 15112855Sgabeblack@google.com SC_THREAD(T1); 15212855Sgabeblack@google.com SC_THREAD(T2); 15312855Sgabeblack@google.com sc_spawn(sc_bind(&Top::T3, this)); 15412855Sgabeblack@google.com 15512855Sgabeblack@google.com sc_assert( many_sig_1.get_writer_policy() == SC_MANY_WRITERS ); 15612855Sgabeblack@google.com sc_assert( many_sig_2.get_writer_policy() == SC_MANY_WRITERS ); 15712855Sgabeblack@google.com sc_assert( one_sig_1 .get_writer_policy() == SC_ONE_WRITER ); 15812855Sgabeblack@google.com sc_assert( one_sig_2 .get_writer_policy() == SC_ONE_WRITER ); 15912855Sgabeblack@google.com sc_assert( buffy .get_writer_policy() == SC_MANY_WRITERS ); 16012855Sgabeblack@google.com sc_assert( resolved .get_writer_policy() == SC_MANY_WRITERS ); 16112855Sgabeblack@google.com sc_assert( rv .get_writer_policy() == SC_MANY_WRITERS ); 16212855Sgabeblack@google.com 16312855Sgabeblack@google.com one_sig_1 = 0; 16412855Sgabeblack@google.com buffy = SC_LOGIC_X; 16512855Sgabeblack@google.com resolved = SC_LOGIC_Z; 16612855Sgabeblack@google.com rv = sc_lv<2>("ZZ"); 16712855Sgabeblack@google.com 16812855Sgabeblack@google.com // Writes outside of a process should not count as manyple writers 16912855Sgabeblack@google.com many_sig_1.write(true); 17012855Sgabeblack@google.com many_sig_2.write(0); 17112855Sgabeblack@google.com one_sig_1.write(0); 17212855Sgabeblack@google.com one_sig_2.write(0); 17312855Sgabeblack@google.com buffy.write(SC_LOGIC_0); 17412855Sgabeblack@google.com 17512855Sgabeblack@google.com f0 = f1 = f2 = f3 = f4 = f5 = 0; 17612855Sgabeblack@google.com 17712855Sgabeblack@google.com } 17812855Sgabeblack@google.com 17912855Sgabeblack@google.com int f0, f1, f2, f3, f4, f5; 18012855Sgabeblack@google.com 18112855Sgabeblack@google.com void T1() 18212855Sgabeblack@google.com { 18312855Sgabeblack@google.com resolved = SC_LOGIC_0; 18412855Sgabeblack@google.com rv = sc_lv<2>("01"); 18512855Sgabeblack@google.com 18612855Sgabeblack@google.com // Attempt to write SC_ONE_WRITER signal from >1 process should fail 18712855Sgabeblack@google.com try { 18812855Sgabeblack@google.com one_sig_1 = 1; 18912855Sgabeblack@google.com } 19012855Sgabeblack@google.com catch (const std::exception& e) { 19112855Sgabeblack@google.com f3 = 1; 19212855Sgabeblack@google.com } 19312855Sgabeblack@google.com 19412855Sgabeblack@google.com try { 19512855Sgabeblack@google.com one_sig_2 = 1; 19612855Sgabeblack@google.com } 19712855Sgabeblack@google.com catch (const std::exception& e) { 19812855Sgabeblack@google.com f4 = 1; 19912855Sgabeblack@google.com } 20012855Sgabeblack@google.com wait(1, SC_PS); 20112855Sgabeblack@google.com 20212855Sgabeblack@google.com // Attempt to write SC_MANY_WRITER signal from >1 process IN SAME DELTA should fail 20312855Sgabeblack@google.com try { 20412855Sgabeblack@google.com many_sig_2.write(3); 20512855Sgabeblack@google.com } 20612855Sgabeblack@google.com catch (const std::exception& e) { 20712855Sgabeblack@google.com f5 = 1; 20812855Sgabeblack@google.com } 20912855Sgabeblack@google.com wait(3, SC_PS); 21012855Sgabeblack@google.com 21112855Sgabeblack@google.com many_sig_2.write(6); 21212855Sgabeblack@google.com buffy = SC_LOGIC_0; 21312855Sgabeblack@google.com 21412855Sgabeblack@google.com wait(many_sig_2.default_event()); 21512855Sgabeblack@google.com f0 = 1; 21612855Sgabeblack@google.com } 21712855Sgabeblack@google.com 21812855Sgabeblack@google.com void T2() 21912855Sgabeblack@google.com { 22012855Sgabeblack@google.com resolved = SC_LOGIC_1; 22112855Sgabeblack@google.com rv = sc_lv<2>("10"); 22212855Sgabeblack@google.com 22312855Sgabeblack@google.com try { 22412855Sgabeblack@google.com one_sig_1 = 2; 22512855Sgabeblack@google.com } 22612855Sgabeblack@google.com catch (const std::exception& e) { 22712855Sgabeblack@google.com f3 = 1; 22812855Sgabeblack@google.com } 22912855Sgabeblack@google.com 23012855Sgabeblack@google.com try { 23112855Sgabeblack@google.com one_sig_2 = 2; 23212855Sgabeblack@google.com } 23312855Sgabeblack@google.com catch (const std::exception& e) { 23412855Sgabeblack@google.com f4 = 1; 23512855Sgabeblack@google.com } 23612855Sgabeblack@google.com wait(1, SC_PS); 23712855Sgabeblack@google.com 23812855Sgabeblack@google.com try { 23912855Sgabeblack@google.com many_sig_2.write(4); 24012855Sgabeblack@google.com } 24112855Sgabeblack@google.com catch (const std::exception& e) { 24212855Sgabeblack@google.com f5 = 1; 24312855Sgabeblack@google.com } 24412855Sgabeblack@google.com wait(4, SC_PS); 24512855Sgabeblack@google.com 24612855Sgabeblack@google.com many_sig_2.write(7); 24712855Sgabeblack@google.com buffy = SC_LOGIC_1; 24812855Sgabeblack@google.com 24912855Sgabeblack@google.com wait(many_sig_2.default_event()); 25012855Sgabeblack@google.com f1 = 1; 25112855Sgabeblack@google.com } 25212855Sgabeblack@google.com 25312855Sgabeblack@google.com void T3() 25412855Sgabeblack@google.com { 25512855Sgabeblack@google.com resolved = SC_LOGIC_Z; 25612855Sgabeblack@google.com rv = sc_lv<2>("ZZ"); 25712855Sgabeblack@google.com 25812855Sgabeblack@google.com try { 25912855Sgabeblack@google.com one_sig_1 = 3; 26012855Sgabeblack@google.com } 26112855Sgabeblack@google.com catch (const std::exception& e) { 26212855Sgabeblack@google.com f3 = 1; 26312855Sgabeblack@google.com } 26412855Sgabeblack@google.com 26512855Sgabeblack@google.com try { 26612855Sgabeblack@google.com one_sig_2 = 3; 26712855Sgabeblack@google.com } 26812855Sgabeblack@google.com catch (const std::exception& e) { 26912855Sgabeblack@google.com f4 = 1; 27012855Sgabeblack@google.com } 27112855Sgabeblack@google.com wait(1, SC_PS); 27212855Sgabeblack@google.com 27312855Sgabeblack@google.com try { 27412855Sgabeblack@google.com many_sig_2.write(5); 27512855Sgabeblack@google.com } 27612855Sgabeblack@google.com catch (const std::exception& e) { 27712855Sgabeblack@google.com f5 = 1; 27812855Sgabeblack@google.com } 27912855Sgabeblack@google.com wait(5, SC_PS); 28012855Sgabeblack@google.com 28112855Sgabeblack@google.com many_sig_2.write(8); 28212855Sgabeblack@google.com buffy = SC_LOGIC_0; 28312855Sgabeblack@google.com 28412855Sgabeblack@google.com wait(many_sig_2.default_event()); 28512855Sgabeblack@google.com f2 = 1; 28612855Sgabeblack@google.com 28712855Sgabeblack@google.com sc_assert( resolved.read() == SC_LOGIC_X ); 28812855Sgabeblack@google.com sc_assert( rv.read() == sc_lv<2>("XX") ); 28912855Sgabeblack@google.com sc_assert( many_sig_2.read() == 8 ); 29012855Sgabeblack@google.com sc_assert( buffy.read() == SC_LOGIC_0 ); 29112855Sgabeblack@google.com } 29212855Sgabeblack@google.com 29312855Sgabeblack@google.com SC_HAS_PROCESS(Top); 29412855Sgabeblack@google.com}; 29512855Sgabeblack@google.com 29612855Sgabeblack@google.com 29712855Sgabeblack@google.comint sc_main(int argc, char* argv[]) 29812855Sgabeblack@google.com{ 29912855Sgabeblack@google.com Top top("top"); 30012855Sgabeblack@google.com sc_start(); 30112855Sgabeblack@google.com 30212855Sgabeblack@google.com sc_assert( top.f0 ); 30312855Sgabeblack@google.com sc_assert( top.f1 ); 30412855Sgabeblack@google.com sc_assert( top.f2 ); 30512855Sgabeblack@google.com sc_assert( top.f3 ); 30612855Sgabeblack@google.com sc_assert( top.f4 ); 30712855Sgabeblack@google.com sc_assert( top.f5 ); 30812855Sgabeblack@google.com 30912855Sgabeblack@google.com sc_assert( top.m1->g0 ); 31012855Sgabeblack@google.com sc_assert( top.m2->g0 ); 31112855Sgabeblack@google.com sc_assert( top.m1->g1 ); 31212855Sgabeblack@google.com sc_assert( top.m2->g1 ); 31312855Sgabeblack@google.com sc_assert( top.m1->g2 ); 31412855Sgabeblack@google.com sc_assert( top.m2->g2 ); 31512855Sgabeblack@google.com sc_assert( top.m1->g3 ); 31612855Sgabeblack@google.com sc_assert( top.m2->g3 ); 31712855Sgabeblack@google.com 31812855Sgabeblack@google.com cout << endl << "Success" << endl; 31912855Sgabeblack@google.com return 0; 32012855Sgabeblack@google.com} 32112855Sgabeblack@google.com 322