xref: /gem5/src/systemc/tests/systemc/kernel/phase_callbacks/test03/test03.cpp

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// test03.cpp -- test for delayed before end of elaboration.
//
//  Original Author: Philipp A. Hartmann, OFFIS Institute for Information
//                                        Technology
//
// MODIFICATION LOG - modifiers, enter your name, affiliation, date and
//
// $Log: test03.cpp,v $
// Revision 1.2  2011/07/24 13:05:30  acg
//  Alan Fitch: added return 0 to sc_main that was missing.
//
// Revision 1.1  2011/05/08 17:55:36  acg
//  Philipp A. Hartmann: first check in of test.
//

#include <systemc>

using namespace sc_core;

#define PRINT_CALL( CallBack, Condition ) \
    std::cout << this->name() \
              << "->" #CallBack "()" \
              << ( ( Condition ) ? " " : " NOT " ) \
              << "called" \
              << std::endl

SC_MODULE(in_port_module)
{
  SC_CTOR(in_port_module) : beoe_called(false) {}

  void before_end_of_elaboration()
    { beoe_called = true; }

  void end_of_elaboration()
    { PRINT_CALL(before_end_of_elaboration,beoe_called); }

  bool beoe_called;
};

struct my_port : sc_in<bool>
{
  typedef sc_in<bool> base_type;

  explicit my_port( const char* nm )
    : base_type(nm)
    , direct_mod( (std::string(nm)+"_direct_mod").c_str() )
    , beoe_called(false) {}

  void before_end_of_elaboration()
  {
    beoe_called = true;
    std::string nm  = std::string(basename()) + "_delayed_mod";
    delayed_mod = new in_port_module( nm.c_str()  );
  }

  void end_of_elaboration()
    { PRINT_CALL(before_end_of_elaboration,beoe_called); }

  in_port_module  direct_mod;
  in_port_module* delayed_mod;
  bool            beoe_called;
};

SC_MODULE(sub_module)
{
  my_port  direct_port;
  my_port* delayed_port;

  SC_CTOR(sub_module)
    : direct_port("direct_port")
    , delayed_port(0)
    , beoe_called(false)
  {}

  void before_end_of_elaboration()
  {
    delayed_port = new my_port( "delayed_port" );
    (*delayed_port)( direct_port );
    beoe_called = true;
  }

  void end_of_elaboration()
    { PRINT_CALL(before_end_of_elaboration,beoe_called); }

  bool beoe_called;
};

SC_MODULE(module)
{
  sub_module  direct_mod;
  my_port     direct_port;
  sub_module* delayed_mod;
  my_port*    delayed_port;

  SC_CTOR(module)
    : direct_mod("direct_mod")
    , direct_port("direct_port")
    , delayed_mod(0)
    , delayed_port(0)
    , beoe_called(false)
  {
    direct_mod.direct_port( direct_port );
  }

  void before_end_of_elaboration()
  {
    delayed_port = new my_port( "delayed_port" );
    (*delayed_port)( direct_port );

    delayed_mod  = new sub_module( "delayed_mod" );
    delayed_mod->direct_port( *delayed_port );
    beoe_called = true;
  }

  void end_of_elaboration()
    { PRINT_CALL(before_end_of_elaboration,beoe_called); }

  bool beoe_called;
};

int sc_main( int, char*[] )
{
  module          mod("top");
  sc_signal<bool> sig("sig");
  mod.direct_port( sig );

  sc_start();
  return 0;
}