xref: /gem5/src/systemc/tests/systemc/utils/sc_vector/test05/test05.cpp

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

  test05.cpp -- Test sc_vector (and its binding functions)

  Original Author: Philipp A. Hartmann, OFFIS, 2010-03-05

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

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

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

      Name, Affiliation, Date:
  Description of Modification:

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#include <systemc.h>

using sc_core::sc_vector;

typedef sc_vector< sc_fifo_out<int> > port_vec;

static void
dump_port_array( const char* from, const port_vec& in )
{
    std::cout << "\n" << from << "\n";
    for( unsigned i=0; i<in.size(); ++i )
    {
      std::cout
        << "  "
        << in[i].name()
        << ".size() == " << in[i].size();

      for( int j=0; j<in[i].size(); ++j)
      {
        std::cout
          << " - "
          << dynamic_cast<const sc_core::sc_object*>(in[i][j])->name()
          << " @ " << j;
      }
      std::cout << std::endl;
    }
}

SC_MODULE(sub_module)
{
  port_vec in;

  sub_module( sc_core::sc_module_name, unsigned n_sub )
    : in("in", n_sub ) {}

  void before_end_of_elaboration()
    { dump_port_array( "sub_module::before_end_of_elaboration", in ); }
  void end_of_elaboration()
    { dump_port_array( "sub_module::end_of_elaboration", in ); }
};


SC_MODULE(module)
{
  sub_module sub;
  port_vec   in;

  SC_CTOR(module)
    : sub("sub", 4), in("in",4)
  {
    // vector to vector binding
    sub.in( in );
  }

  void before_end_of_elaboration()
    { dump_port_array( "module::before_end_of_elaboration", in ); }
  void end_of_elaboration()
    { dump_port_array( "module::end_of_elaboration", in ); }
};

int sc_main( int, char*[] )
{

  module top("top");

  const unsigned size = 4;
  const unsigned half = 2;

  sc_assert( top.in.size() == size );

  sc_vector< sc_fifo<int> >
    fifo_1( "src_1", half ),
    fifo_2( "src_2", size );

  // bind full vector (smaller than target)
  port_vec::iterator mid = top.in( fifo_1 );
  sc_assert( ( mid - top.in.begin() ) - half == 0 );

  // bind range, starting from last position
  mid = top.in.bind( fifo_2.begin(), fifo_2.end(), mid );
  sc_assert( mid == top.in.end() );

  // bind a plain C array of channels
  sc_fifo<int> fifo_a[ half ];
  top.sub.in( fifo_a, fifo_a + half );

  sc_start();
  return 0;
}