diff options
Diffstat (limited to 'src/systemc/tests/systemc/kernel/process_control/test03/test03.cpp')
| -rw-r--r-- | src/systemc/tests/systemc/kernel/process_control/test03/test03.cpp | 385 |
1 files changed, 385 insertions, 0 deletions
diff --git a/src/systemc/tests/systemc/kernel/process_control/test03/test03.cpp b/src/systemc/tests/systemc/kernel/process_control/test03/test03.cpp new file mode 100644 index 000000000..45e84c828 --- /dev/null +++ b/src/systemc/tests/systemc/kernel/process_control/test03/test03.cpp @@ -0,0 +1,385 @@ +/***************************************************************************** + + Licensed to Accellera Systems Initiative Inc. (Accellera) under one or + more contributor license agreements. See the NOTICE file distributed + with this work for additional information regarding copyright ownership. + Accellera licenses this file to you under the Apache License, Version 2.0 + (the "License"); you may not use this file except in compliance with the + License. You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or + implied. See the License for the specific language governing + permissions and limitations under the License. + + *****************************************************************************/ + +/***************************************************************************** + + test03.cpp -- Test of disable enable on processes + + Original Author: Andy Goodrich + + *****************************************************************************/ + +/***************************************************************************** + + MODIFICATION LOG - modifiers, enter your name, affiliation, date and + changes you are making here. + + Name, Affiliation, Date: + Description of Modification: + + Revision log at end of the file to let __LINE__ give the same results + after a check-in. + *****************************************************************************/ + + +#include "systemc.h" + +SC_MODULE(DUT) +{ + SC_CTOR(DUT) + { + SC_CTHREAD(cthread,m_clk.pos()); + m_cthread = sc_get_current_process_handle(); + SC_METHOD(dynamic_method_and_events); + + m_dynamic_method_and_events = sc_get_current_process_handle(); + SC_METHOD(dynamic_method_negedge); + m_dynamic_method_negedge = sc_get_current_process_handle(); + SC_METHOD(dynamic_method_posedge); + m_dynamic_method_posedge = sc_get_current_process_handle(); + + SC_THREAD(dynamic_thread_and_events); + m_dynamic_thread_and_events = sc_get_current_process_handle(); + SC_THREAD(dynamic_thread_negedge); + m_dynamic_thread_negedge = sc_get_current_process_handle(); + SC_THREAD(dynamic_thread_posedge); + m_dynamic_thread_posedge = sc_get_current_process_handle(); + + SC_METHOD(static_method); + sensitive << m_clk.pos(); + dont_initialize(); + m_static_method = sc_get_current_process_handle(); + SC_THREAD(static_thread); + sensitive << m_clk.pos(); + m_static_thread = sc_get_current_process_handle(); + SC_METHOD(stimulus_method); + + SC_CTHREAD(stimulus,m_clk.pos()); + reset_signal_is(m_reset, true); + } + + void cthread() + { + for (;;) + { + wait(); + cout << sc_time_stamp() << ": cthread awakened" << endl; + } + } + + // dynamic_method_and_events - dynamic method waiting on the and of + // two events: + + void dynamic_method_and_events() + { + static int state = 0; + switch( state ) + { + case 0: + cout << sc_time_stamp() + << " dynamic_method_and_events: initialization call" << endl; + break; + case 1: + cout << sc_time_stamp() << " dynamic_method_and_events: awakened" + << endl; + break; + } + next_trigger( m_event1 & m_event2 ); + state = 1; + } + + // dynamic_method_negedge - dynamic method waiting on negedge events: + + void dynamic_method_negedge() + { + static int state = 0; + switch( state ) + { + case 0: + cout << sc_time_stamp() + << " dynamic_method_negedge: initialization call" << endl; + break; + case 1: + cout << sc_time_stamp() << " dynamic_method_negedge: awakened" + << endl; + break; + } + next_trigger( m_clk.negedge_event() ); + state = 1; + } + + // dynamic_method_posedge - dynamic method waiting on posedge events: + + void dynamic_method_posedge() + { + static int state = 0; + switch( state ) + { + case 0: + cout << sc_time_stamp() + << " dynamic_method_posedge: initialization call" << endl; + break; + default: + cout << sc_time_stamp() << " dynamic_method_posedge: awakened" + << endl; + } + next_trigger( m_clk.posedge_event() ); + state = 1; + } + + // dynamic_thread_and_events - dynamic thread waiting on the and of + // two events: + + void dynamic_thread_and_events() + { + cout << sc_time_stamp() + << " dynamic_thread_and_events: initialization call" << endl; + for (;;) + { + wait( m_event1 & m_event2 ); + cout << sc_time_stamp() << " dynamic_thread_and_events: awakened" + << endl; + } + } + + // dynamic_thread_negedge - dynamic thread waiting on negedge events: + + void dynamic_thread_negedge() + { + cout << sc_time_stamp() + << " dynamic_thread_negedge: initialization call" << endl; + for (;;) + { + wait( m_clk.negedge_event() ); + cout << sc_time_stamp() << " dynamic_thread_negedge: awakened" + << endl; + } + } + + // dynamic_thread_posedge - dynamic thread waiting on posedge events: + + void dynamic_thread_posedge() + { + cout << sc_time_stamp() + << " dynamic_thread_posedge: initialization call" << endl; + for (;;) + { + wait( m_clk.posedge_event() ); + cout << sc_time_stamp() << " dynamic_thread_posedge: awakened" + << endl; + } + } + + void static_method() + { + cout << sc_time_stamp() << ": static method awakened" << endl; + } + void static_thread() + { + for (;;) + { + wait(); + cout << sc_time_stamp() << ": static thread awakened" << endl; + } + } + void stimulus_method() + { + cout << "Status during sc_start(1,SC_NS) = " << sc_get_status() << endl; + cout << sc_time_stamp() << ": stimulus (" + << __LINE__ << ") - disabling all processes" << endl; + m_cthread.disable(); + m_dynamic_method_and_events.disable(); + m_dynamic_method_negedge.disable(); + m_dynamic_method_posedge.disable(); + m_dynamic_thread_and_events.disable(); + m_dynamic_thread_negedge.disable(); + m_dynamic_thread_posedge.disable(); + m_static_method.disable(); + m_static_thread.disable(); + } + void stimulus() + { + for (;;) + { + // START OUT BY WAITING ON THE DISABLE FROM THE stimulus_method. + + wait(); + wait(); + wait(); + + // PROCEED WITH AN ENABLE ON EVERYONE - EXPECTING posedge WAKES: + + m_cthread.enable(); + m_dynamic_method_and_events.enable(); + m_dynamic_method_negedge.enable(); + m_dynamic_method_posedge.enable(); + m_dynamic_thread_and_events.enable(); + m_dynamic_thread_negedge.enable(); + m_dynamic_thread_posedge.enable(); + m_static_method.enable(); + m_static_thread.enable(); + cout << endl << sc_time_stamp() << ": stimulus (" + << __LINE__ << ") - enabling all processes" << endl; + wait(); + + // DISABLE EVERYONE AGAIN: + + cout << endl << sc_time_stamp() << ": stimulus (" + << __LINE__ << ") - disabling all processes" << endl; + m_cthread.disable(); + m_dynamic_method_and_events.disable(); + m_dynamic_method_negedge.disable(); + m_dynamic_method_posedge.disable(); + m_dynamic_thread_and_events.disable(); + m_dynamic_thread_negedge.disable(); + m_dynamic_thread_posedge.disable(); + m_static_method.disable(); + m_static_thread.disable(); + wait(); + + // PROCEED WITH AN ENABLE ON EVERYONE - EXPECTING negedge WAKES: + + cout << endl << sc_time_stamp() << ": stimulus (" + << __LINE__ << ") - enabling all processes" << endl; + m_cthread.enable(); + m_dynamic_method_and_events.enable(); + m_dynamic_method_negedge.enable(); + m_dynamic_method_posedge.enable(); + m_dynamic_thread_and_events.enable(); + m_dynamic_thread_negedge.enable(); + m_dynamic_thread_posedge.enable(); + m_static_method.enable(); + m_static_thread.enable(); + wait(); + + // FIRE OFF EVENT 1: + cout << endl << sc_time_stamp() << ": stimulus (" + << __LINE__ << ") - firing event1 " << endl; + m_event1.notify(SC_ZERO_TIME); + wait(); + + cout << endl << sc_time_stamp() << ": stimulus (" + << __LINE__ << ") - disabling all processes" << endl; + m_cthread.disable(); + m_dynamic_method_and_events.disable(); + m_dynamic_method_negedge.disable(); + m_dynamic_method_posedge.disable(); + m_dynamic_thread_and_events.disable(); + m_dynamic_thread_negedge.disable(); + m_dynamic_thread_posedge.disable(); + m_static_method.disable(); + m_static_thread.disable(); + wait(); + + + // FIRE OFF EVENT 2: WITH EVERYONE DISABLED: + + m_event2.notify(SC_ZERO_TIME); + cout << endl << sc_time_stamp() << ": stimulus (" + << __LINE__ << ") - firing event2 " << endl; + wait(); + wait(); + wait(); + + // FIRE OFF EVENT 2: WITH EVERYONE ENABLED: + + cout << endl << sc_time_stamp() << ": stimulus (" + << __LINE__ << ") - enabling all processes" << endl; + m_cthread.enable(); + m_dynamic_method_and_events.enable(); + m_dynamic_method_negedge.enable(); + m_dynamic_method_posedge.enable(); + m_dynamic_thread_and_events.enable(); + m_dynamic_thread_negedge.enable(); + m_dynamic_thread_posedge.enable(); + m_static_method.enable(); + m_static_thread.enable(); + wait(); + + m_event2.notify(SC_ZERO_TIME); + cout << endl << sc_time_stamp() << ": stimulus (" + << __LINE__ << ") - firing event2 " << endl; + wait(); + wait(); + sc_stop(); + } + } + sc_in<bool> m_clk; + sc_process_handle m_cthread; + sc_process_handle m_dynamic_method_and_events; + sc_process_handle m_dynamic_method_negedge; + sc_process_handle m_dynamic_method_posedge; + sc_process_handle m_dynamic_thread_and_events; + sc_process_handle m_dynamic_thread_negedge; + sc_process_handle m_dynamic_thread_posedge; + sc_event m_event1; + sc_event m_event2; + sc_event m_event3; + sc_event m_event4; + sc_in<bool> m_reset; + sc_process_handle m_static_method; + sc_process_handle m_static_thread; +}; + +int sc_main(int argc, char* argv[]) +{ + sc_clock clock; + DUT dut("dut"); + sc_signal<bool> reset; + + dut.m_clk(clock); + dut.m_reset(reset); + + reset = true; + cout << "Status before sc_start(1,SC_NS) = " << sc_get_status() << endl; + sc_start(1, SC_NS); + cout << "Status after sc_start(1,SC_NS) = " << sc_get_status() << endl; + reset = false; + sc_start(); + + cout << "Program completed" << endl; + return 0; +} + +// $Log: test03.cpp,v $ +// Revision 1.5 2011/02/20 13:44:06 acg +// Andy Goodrich: updates for IEEE 1666 2011. +// +// Revision 1.4 2011/02/14 17:00:00 acg +// Andy Goodrich: updated copyright and added cvs logging information inline. +// +// Revision 1.3 2011/01/14 14:23:58 acg +// Andy Goodrich: Fixes for 1666_2011 +// +// Revision 1.2 2009/05/22 16:07:26 acg +// Andy Goodrich: process control updates. +// +// Revision 1.1.1.1 2006/12/15 20:26:03 acg +// systemc_tests-2.3 +// +// Revision 1.1 2006/12/14 21:40:10 acg +// Andy Goodrich: moving test to new directory. +// +// Revision 1.2 2006/04/20 19:43:31 acg +// Andy Goodrich: moved CVS log to end of file so that __LINE__ does not +// change when a checkin is done. +// +// Revision 1.1 2006/04/17 20:10:55 acg +// Andy Goodrich: First inclusion of test for suspend and resume support. +// |