xref: /gem5/src/systemc/tests/systemc/kernel/sc_module/test05/test05.cpp

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

  test05.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 the child objects of a module and the simcontext

#include "systemc.h"

SC_MODULE( mod_a )
{
    sc_in_clk clk;
    sc_out<int> out;

    int a;

    void main_action()
    {
        out = ++ a;
    }

    SC_CTOR( mod_a )
    {
        SC_METHOD( main_action );
        sensitive << clk.pos();
        a = 0;
    }
};

SC_MODULE( mod_b )
{
    sc_in<int> in;

    void main_action()
    {
        while( true ) {
            wait();
            cout << in.read() << endl;
        }
    }

    SC_CTOR( mod_b )
    {
        SC_THREAD( main_action );
        sensitive << in;
    }
};

SC_MODULE( mod_c )
{
    sc_in_clk clk;

    void main_action()
    {
        while( true ) {
            cout << sc_time_stamp() << endl;
            wait();
        }
    }

    mod_a a;
    mod_b b;
    sc_signal<int> sig;

    SC_CTOR( mod_c )
    : a( "a" ), b( "b" )
    {
        SC_CTHREAD( main_action, clk.neg() );
        a.clk( clk );
        a.out( sig );
        b.in( sig );
    }
};

void
print_child_objects( const ::std::vector<sc_object*>& child_objects_ )
{
    int size = child_objects_.size();
    cout << "***\n";
    for( int i = 0; i < size; ++ i ) {
        sc_object* object = child_objects_[i];
        cout << object->kind() << "  " << object->name() << endl;
    }
}

int
sc_main( int, char*[] )
{
    mod_a a( "a" );
    mod_b b( "b" );
    sc_clock clk;
    sc_signal<int> sig;

    a.clk( clk );
    a.out( sig );
    b.in( sig );

    mod_c c( "c" );
    c.clk( clk );

    sc_start(1, SC_NS);

    print_child_objects( sc_get_top_level_objects() );
    print_child_objects( a.get_child_objects() );
    print_child_objects( b.get_child_objects() );
    print_child_objects( c.get_child_objects() );
    print_child_objects( c.a.get_child_objects() );
    print_child_objects( c.b.get_child_objects() );

    return 0;
}