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/*****************************************************************************
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.
*****************************************************************************/
// test05.cpp -- Reset and kill a thread process, including nested kills
//
// Original Author: John Aynsley, Doulos
//
// MODIFICATION LOG - modifiers, enter your name, affiliation, date and
//
// $Log: test05.cpp,v $
// Revision 1.1 2011/02/05 21:13:26 acg
// Andy Goodrich: move of tests John Aynsley will replace.
//
// Revision 1.2 2011/01/25 20:54:03 acg
// Andy Goodrich: regolden for new delta counter rules.
//
// Revision 1.1 2011/01/24 12:06:10 acg
// Andy Goodrich: changes for IEEE 1666 2011
//
#include <systemc>
using namespace sc_core;
using std::cout;
using std::endl;
struct M3: sc_module
{
M3(sc_module_name _name)
{
SC_THREAD(ticker);
k = sc_get_current_process_handle();
SC_THREAD(calling);
SC_THREAD(target);
t = sc_get_current_process_handle();
killing_over = false;
}
sc_process_handle t, k;
sc_event ev;
int count;
bool killing_over;
void ticker()
{
for (;;)
{
try {
wait(10, SC_NS);
ev.notify();
}
catch (const sc_unwind_exception& ex) {
// ticker process killed by target
cout << "sc_unwind_exception caught by ticker" << endl;
sc_assert( sc_is_unwinding() );
sc_assert( !ex.is_reset() );
sc_assert( count == 1 );
sc_assert( !killing_over );
throw ex;
}
}
}
void calling()
{
wait(15, SC_NS);
// Target runs at time 10 NS due to notification
sc_assert( count == 1 );
wait(10, SC_NS);
// Target runs again at time 20 NS due to notification
sc_assert( count == 2 );
t.reset();
// Target reset immediately at time 25 NS
sc_assert( count == 0 );
wait(10, SC_NS);
// Target runs again at time 30 NS due to notification
sc_assert( count == 1 );
t.kill();
sc_assert( !killing_over );
killing_over = true;
// Target killed immediately at time 35 NS
sc_assert( t.terminated() );
sc_assert( k.terminated() );
sc_stop();
}
void target()
{
cout << "Target called/reset at " << sc_time_stamp() << endl;
count = 0;
for (;;)
{
try {
wait(ev);
cout << "Target awoke at " << sc_time_stamp() << endl;
++count;
}
catch (const sc_unwind_exception& ex) {
cout << "sc_unwind_exception caught by target" << endl;
if (count == 2)
sc_assert( ex.is_reset() );
else if (count == 1)
{
sc_assert( !ex.is_reset() );
sc_assert( !killing_over );
k.kill();
}
else
sc_assert( false );
throw ex;
}
}
}
SC_HAS_PROCESS(M3);
};
int sc_main(int argc, char* argv[])
{
M3 m("m");
sc_start();
return 0;
}
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