nested-during.cpp

/********************************************************************
 * Copyright (C) 2011 by Verimag                                    *
 * Initial author: Matthieu Moy                                     *
 * This file must not be distributed outside Verimag                *
 ********************************************************************/

#include <systemc>
#include "during.h"
#include <boost/bind.hpp>
#include "utils/io-lock.h"
#include <signal.h>

using namespace std;
using namespace sc_core;

SC_MODULE(A), sc_during
{
        void compute() {
                L_COUT << "A 1: " << sc_time_stamp() << endl;
                L_COUT << "// TEST-EXPECT: A.f()" << endl;
                during(10, SC_NS, boost::bind(&A::f, this));
                L_COUT << "// TEST-EXPECT: A 2: 20 ns" << endl;
                L_COUT << "A 2: " << sc_time_stamp() << endl;
        }
        
        SC_CTOR(A) {
                SC_THREAD(compute);
        }
        
        void f() {
                L_COUT << "A.f()" << endl;
                L_COUT << "// TEST-EXPECT: A.g()" << endl;
                sc_call(boost::bind(&A::call_g, this));
        };
        void call_g() {
                during(10, SC_NS, boost::bind(&A::g, this));
        }
        
        void g() {
                L_COUT << "A.g()" << endl;
        };
};

void timeout(int sig) {
        (void)sig;
        cout << "Timeout occured!" << endl;
        exit(1);
}

int sc_main(int argc, char *argv[])
{

        if (argc > 2 && !strcmp(argv[1], "--timeout")) {
                int t = atoi(argv[2]);
                cout << "// TEST-IGNORE: Setting up timeout of " << t << " seconds." << endl;
                struct sigaction action;
                action.sa_handler = timeout;
                sigaction(SIGALRM, &action, NULL);
                alarm(t);
        }
        A a("a");
        L_COUT << "elaboration done, start simulation" << endl;
        {
                measure_time t;
                sc_start();
        }
        L_COUT << "Simulation terminated. Terminating threads" << endl;
        return 0;
}