diff options
Diffstat (limited to 'src/systemc/tests/systemc/kernel/process_control/test01/test01.cpp')
| -rw-r--r-- | src/systemc/tests/systemc/kernel/process_control/test01/test01.cpp | 260 |
1 files changed, 260 insertions, 0 deletions
diff --git a/src/systemc/tests/systemc/kernel/process_control/test01/test01.cpp b/src/systemc/tests/systemc/kernel/process_control/test01/test01.cpp new file mode 100644 index 000000000..f391bb75e --- /dev/null +++ b/src/systemc/tests/systemc/kernel/process_control/test01/test01.cpp @@ -0,0 +1,260 @@ +/***************************************************************************** + + 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. + + *****************************************************************************/ + +/***************************************************************************** + + test01.cpp -- Test of suspend resume 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()); + SC_METHOD(dynamic_method); + SC_THREAD(dynamic_thread); + SC_METHOD(static_method); + sensitive << m_clk.pos(); + SC_THREAD(static_thread); + sensitive << m_clk.pos(); + SC_CTHREAD(stimulus,m_clk.pos()); + reset_signal_is(m_reset, true); + } + void cthread() + { + m_cthread = sc_get_current_process_handle(); + for (;;) + { + wait(); + cout << sc_time_stamp() << ": cthread (" << __LINE__ << ")" + << endl; + } + } + void dynamic_method() + { + static int state = 0; + switch ( state ) + { + case 0: + m_dynamic_method = sc_get_current_process_handle(); + next_trigger( m_clk.posedge_event() ); + cout << sc_time_stamp() << ": dynamic method (" << __LINE__ + << "," << state << ") initialization call " << endl; + break; + case 1: + next_trigger( m_clk.posedge_event() ); + cout << sc_time_stamp() << ": dynamic method (" << __LINE__ + << "," << state << ") after wait on m_clk.posedge_event() " + << endl; + break; + case 2: + next_trigger( m_clk.negedge_event() ); + cout << sc_time_stamp() << ": dynamic method (" << __LINE__ + << "," << state << ") after wait on m_clk.posedge_event() " + << endl; + break; + case 3: + next_trigger( m_event1 & m_event2 ); + cout << sc_time_stamp() << ": dynamic method (" << __LINE__ + << "," << state << ") after wait on m_clk.negedge() " << endl; + break; + case 4: + next_trigger( m_clk.posedge_event() ); + cout << sc_time_stamp() << ": dynamic method (" << __LINE__ + << "," << state << ") after wait on m_event1 & m_event2 " + << endl; + break; + default: + next_trigger( m_clk.posedge_event() ); + cout << sc_time_stamp() << ": dynamic method (" << __LINE__ + << "," << state << ") after wait on m_clk.posedge_event() " + << endl; + break; + } + state = state + 1; + if ( state == 5 ) state = 1; + } + void dynamic_thread() + { + m_dynamic_thread = sc_get_current_process_handle(); + cout << sc_time_stamp() << ": dynamic thread (" << __LINE__ << ")" + << " initialization call " << endl; + wait(m_clk.posedge_event()); + for (;;) + { + cout << sc_time_stamp() << ": dynamic thread (" << __LINE__ + << ") after wait on m_clk.posedge_event() " << endl; + wait(m_clk.posedge_event()); + cout << sc_time_stamp() << ": dynamic thread (" << __LINE__ + << ") after wait on m_clk.posedge_event() " << endl; + wait(m_clk.negedge_event()); + cout << sc_time_stamp() << ": dynamic thread (" << __LINE__ + << ") after wait on m_clk.negedge_event() " << endl; + wait(m_event1 & m_event2 ); + cout << sc_time_stamp() << ": dynamic thread (" << __LINE__ + << ") after wait on m_event1 & m_event2 " << endl; + wait(m_clk.posedge_event()); + } + } + void static_method() + { + m_static_method = sc_get_current_process_handle(); + cout << sc_time_stamp() << ": static method (" << __LINE__ << ")" + << endl; + } + void static_thread() + { + m_static_thread = sc_get_current_process_handle(); + for (;;) + { + wait(); + cout << sc_time_stamp() << ": static thread (" << __LINE__ + << ")" << endl; + } + } + void stimulus() + { + for (;;) + { + wait(); + wait(); + cout << sc_time_stamp() << ": stimulus (" + << __LINE__ << ") - suspending all processes" << endl; + m_cthread.suspend(); + m_dynamic_method.suspend(); + m_dynamic_thread.suspend(); + m_static_method.suspend(); + m_static_thread.suspend(); + wait(); + wait(); + wait(); + m_cthread.resume(); + m_dynamic_method.resume(); + m_dynamic_thread.resume(); + m_static_method.resume(); + m_static_thread.resume(); + cout << endl << sc_time_stamp() << ": stimulus (" + << __LINE__ << ") - resuming all processes" << endl; + wait(); + cout << sc_time_stamp() << ": stimulus (" + << __LINE__ << ") - suspending all processes" << endl; + m_cthread.suspend(); + m_dynamic_method.suspend(); + m_dynamic_thread.suspend(); + m_static_method.suspend(); + m_static_thread.suspend(); + wait(); + m_event1.notify(SC_ZERO_TIME); + cout << sc_time_stamp() << ": stimulus (" + << __LINE__ << ") - firing event1 " << endl; + wait(); + m_cthread.resume(); + m_dynamic_method.resume(); + m_dynamic_thread.resume(); + m_static_method.resume(); + m_static_thread.resume(); + cout << endl << sc_time_stamp() << ": stimulus (" + << __LINE__ << ") - resuming all processes" << endl; + wait(); + m_event2.notify(SC_ZERO_TIME); + cout << sc_time_stamp() << ": stimulus (" + << __LINE__ << ") - firing event2 " << endl; + wait(); + wait(); + wait(); + } + } + sc_in<bool> m_clk; + sc_process_handle m_cthread; + sc_process_handle m_dynamic_method; + sc_process_handle m_dynamic_thread; + 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_core::sc_allow_process_control_corners = true; + sc_clock clock; + DUT dut("dut"); + sc_signal<bool> reset; + + dut.m_clk(clock); + dut.m_reset(reset); + + sc_core::sc_allow_process_control_corners = true; + reset = true; + sc_start(1, SC_NS); + reset = false; + sc_start(21, SC_NS); + + cout << "Program completed" << endl; + return 0; +} + +// $Log: test01.cpp,v $ +// Revision 1.5 2011/04/02 00:08:23 acg +// Andy Goodrich: turn off corner case error checking. +// +// Revision 1.4 2011/03/07 19:32:10 acg +// Andy Goodrich: addition to set sc_core::sc_allow_process_control_corners +// to true so that this test avoids corner case error messages. +// +// Revision 1.3 2011/02/20 13:43:54 acg +// Andy Goodrich: updates for IEEE 1666 2011. +// +// Revision 1.2 2011/02/14 16:59:58 acg +// Andy Goodrich: updated copyright and added cvs logging information inline. +// +// Revision 1.1.1.1 2006/12/15 20:26:03 acg +// systemc_tests-2.3 +// +// Revision 1.1 2006/12/14 21:39:59 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. +// |