xref: /gem5/src/systemc/tests/systemc/communication/sc_signal_rv/test01/test01.cpp

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

  test01.cpp --

  Original Author: 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 sc_signal_rv.

#include "systemc.h"

SC_MODULE( mod_a )
{
    // ports
    sc_out_rv<1> out1;
    sc_out_rv<1> out2;
    sc_in_rv<1>  in;

    // variables
    sc_logic l1;
    sc_logic l2;

    // events
    sc_event ready1;
    sc_event ready2;

    void out_action1()
    {
        for( int i = 0; i < 4; ++ i ) {
            l1 = sc_dt::sc_logic_value_t( i );
            for( int j = 0; j < 4; ++j ) {
                out1.write( sc_lv<1>( l1 ) );
                /*::sc_core::*/wait( 1, SC_NS );
                ready1.notify();
                ::sc_core::wait( SC_ZERO_TIME );
            }
        }
    }

    void out_action2()
    {
        for( int i = 0; i < 4; ++ i ) {
            for( int j = 0; j < 4; ++ j ) {
                l2 = sc_dt::sc_logic_value_t( j );
                out2.write( sc_lv<1>( l2 ) );
                ::sc_core::wait( 1, SC_NS );
                ready2.notify();
                ::sc_core::wait( SC_ZERO_TIME );
            }
        }
    }

    void in_action()
    {
        for( int i = 0; i < 16; ++ i ) {
            ::sc_core::wait( ready1 & ready2 );
            cout << l1 << " " << l2 << " -> " << in.read() << endl;
        }
    }

    SC_CTOR( mod_a )
    {
        SC_THREAD( out_action1 );
        SC_THREAD( out_action2 );
        SC_THREAD( in_action );
    }
};

int
sc_main( int, char*[] )
{
    sc_signal_rv<1> sig;

    mod_a a( "a" );

    a.out1( sig );
    a.out2( sig );
    a.in( sig );

    sc_start();

    return 0;
}