src/systemc/tests/systemc/kernel/sc_event/test14/test14.cpp

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  Licensed to Accellera Systems Initiative Inc. (Accellera) under one or
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/*****************************************************************************

  test14.cpp -- 

  Original Author: Ucar Aziz, Synopsys, Inc., 2002-02-15
                   Martin Janssen, Synopsys, Inc., 2002-02-15

 *****************************************************************************/

/*****************************************************************************

  MODIFICATION LOG - modifiers, enter your name, affiliation, date and
  changes you are making here.

      Name, Affiliation, Date:
  Description of Modification:

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// test of wait(..) for dynamic sensitivity

#include "systemc.h"

SC_MODULE( mod_a )
{
    sc_event e1;
    sc_event e2;
    sc_event e3; 
    sc_event e4;
    sc_event e5;
    sc_event e6;

    void write( const char* msg )
    {
        cout <<"simulation time" << ":" << sc_time_stamp()
             << " " << msg << endl;
     
    }

    void sender1()
    {
      while(true){
       write( "sender_1    -e1 -e2" );
       e1.notify(10, SC_NS);
       e2.notify(20, SC_NS);
       wait(15, SC_NS, e4 | e6);
      }
    }

    void sender2()
    {
      while(true){
       write( "sender_2    -e3 -e4" );
       e3.notify(10, SC_NS);
       e4.notify(15, SC_NS);
       wait(20, SC_NS, e2 & e5);
      }
    }

    void receiver1()
    {
      while(true){
	wait(e1 & e3);
	write( "receiver_1  -e5" );
        e5.notify(10,SC_NS );
      }
    }
 
    void receiver2()
    {
      while(true){
	wait(e2 | e4);
	write( "receiver_2  -e6" );
        e6.notify(10,SC_NS );
      }
    }

    SC_CTOR( mod_a )
    {
        SC_THREAD(sender1);
        SC_THREAD(sender2);
        SC_THREAD(receiver1);
        SC_THREAD(receiver2);
    }
};


int
sc_main( int, char*[] )
{
    mod_a a( "a" );
    cout<<endl;
    cout<<"sender_1 notifies e1 after 10 ns, e2 after 20 ns\n"; 
    cout<<"sender_2 notifies e3 after 10 ns, e4 after 15 ns\n"; 
    cout<<"receiver_1 notifies e5 after 10 ns\n";
    cout<<"receiver_2 notifies e6 after 10 ns\n";
    cout << endl;
    sc_start(100,SC_NS);

    return 0;
}