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Diffstat (limited to 'src/systemc/tests/systemc/1666-2011-compliance/immed_self_notif/immed_self_notif.cpp')
| -rw-r--r-- | src/systemc/tests/systemc/1666-2011-compliance/immed_self_notif/immed_self_notif.cpp | 216 |
1 files changed, 216 insertions, 0 deletions
diff --git a/src/systemc/tests/systemc/1666-2011-compliance/immed_self_notif/immed_self_notif.cpp b/src/systemc/tests/systemc/1666-2011-compliance/immed_self_notif/immed_self_notif.cpp new file mode 100644 index 000000000..d29582a38 --- /dev/null +++ b/src/systemc/tests/systemc/1666-2011-compliance/immed_self_notif/immed_self_notif.cpp @@ -0,0 +1,216 @@ +/***************************************************************************** + + 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. + + *****************************************************************************/ + +// immed_self_notif.cpp -- test for +// +// Original Author: John Aynsley, Doulos, Inc. +// +// MODIFICATION LOG - modifiers, enter your name, affiliation, date and +// +// $Log: immed_self_notif.cpp,v $ +// Revision 1.2 2011/05/08 19:18:46 acg +// Andy Goodrich: remove extraneous + prefixes from git diff. +// + +// Change to the semantics of immediate self-notification to match Verilog semantics + +#define SC_INCLUDE_DYNAMIC_PROCESSES +#include <systemc> + +using namespace sc_core; +using std::cout; +using std::endl; + +struct Top: sc_module +{ + Top(sc_module_name _name) + { + SC_THREAD(T1); + sensitive << ev1; + + SC_THREAD(T2); + sensitive << ev1; + + SC_THREAD(T3); + + SC_THREAD(T4); + sensitive << ev3; + + SC_METHOD(M1); + sensitive << ev5; + + SC_METHOD(M2); + + SC_METHOD(M3); + + SC_THREAD(yield_test); + + end_of_t2 = false; + m1_run = false; + m2_run = false; + m3_run = false; + first_yield = true; + yield_count = 0; + yield_test_run = false; + } + + sc_event ev1, ev2, ev3, ev4, ev5, ev6, ev7; + bool end_of_t2; + bool m1_run; + bool m2_run; + bool m3_run; + + sc_event yield_event_1, yield_event_2; + bool first_yield; + int yield_count; + bool yield_test_run; + + void T1() + { + wait(SC_ZERO_TIME); + ev1.notify(); + sc_assert( sc_delta_count() == 1 ); + wait(ev1); + sc_assert( false ); + } + + void T2() + { + wait(ev1); + sc_assert( sc_delta_count() == 1 ); + end_of_t2 = true; + } + + void T3() + { + wait(SC_ZERO_TIME); + ev2.notify(); + sc_assert( sc_delta_count() == 1 ); + wait(ev2); + sc_assert( false ); + } + + void T4() + { + wait(SC_ZERO_TIME); + ev3.notify(); + sc_assert( sc_delta_count() == 1 ); + wait(ev4); + sc_assert( false ); + } + + void M1() + { + sc_assert( !m1_run ); + ev5.notify(); + m1_run = true; + } + + void M2() + { + sc_assert( !m2_run ); + ev6.notify(); + next_trigger(ev6); + m2_run = true; + } + + void M3() + { + sc_assert( !m3_run ); + next_trigger(ev7); + ev7.notify(); + m3_run = true; + } + + void yield_test() + { + sc_assert( sc_delta_count() == 0 ); + wait(SC_ZERO_TIME); + sc_assert( sc_delta_count() == 1 ); + + yield(); + sc_spawn(sc_bind( &Top::yield_test_child, this)); + yield(); + sc_spawn(sc_bind( &Top::yield_test_child, this)); + yield(); + + sc_assert( sc_delta_count() == 1 ); + wait(1, SC_MS); + unsigned int delta_count = sc_delta_count(); + + yield(); + sc_spawn(sc_bind( &Top::yield_test_child, this)); + yield(); + sc_spawn(sc_bind( &Top::yield_test_child, this)); + yield(); + + sc_assert( sc_delta_count() == delta_count ); + yield_test_run = true; + } + + void yield_test_child() + { + yield(); + } + + void yield() + { + ++yield_count; + if (first_yield) + { + sc_spawn(sc_bind(&Top::yield_helper, this)); + first_yield = false; + } + else + yield_event_1.notify(); + wait(yield_event_2); + } + + void yield_helper() + { + yield_event_2.notify(); + while (true) + { + wait(yield_event_1); + yield_event_2.notify(); + } + } + + SC_HAS_PROCESS(Top); +}; + + +int sc_main(int argc, char* argv[]) +{ + Top top("top"); + + sc_start(); + + sc_assert( top.end_of_t2 ); + sc_assert( top.m1_run ); + sc_assert( top.m2_run ); + sc_assert( top.m3_run ); + sc_assert( top.first_yield == false ); + sc_assert( top.yield_count == 10 ); + sc_assert( top.yield_test_run ); + + cout << endl << "Success" << endl; + return 0; +} + |