sc_fxval_observer.h

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/*****************************************************************************
 
  sc_fxval_observer.h - 
 
  Original Author: Martin Janssen, Synopsys, Inc.
 
 *****************************************************************************/
 
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// $Log: sc_fxval_observer.h,v $
// Revision 1.1.1.1  2006/12/15 20:20:04  acg
// SystemC 2.3
//
// Revision 1.3  2006/01/13 18:53:58  acg
// Andy Goodrich: added $Log command so that CVS comments are reproduced in
// the source.
//
 
#ifndef SC_FXVAL_OBSERVER_H
#define SC_FXVAL_OBSERVER_H
 
 
#include "sysc/datatypes/fx/sc_fxdefs.h"
 
 
namespace sc_dt
{
 
// classes defined in this module
class sc_fxval_observer;
class sc_fxval_fast_observer;
 
// forward class declarations
class sc_fxval;
class sc_fxval_fast;
 
 
#ifdef SC_ENABLE_OBSERVERS
 
#define SC_FXVAL_OBSERVER_CONSTRUCT_(object)                                  \
    SC_OBSERVER_(object,sc_fxval_observer*,construct)
#define SC_FXVAL_OBSERVER_DESTRUCT_(object)                                   \
    SC_OBSERVER_(object,sc_fxval_observer*,destruct)
#define SC_FXVAL_OBSERVER_READ_(object)                                       \
    SC_OBSERVER_(object,sc_fxval_observer*,read)
#define SC_FXVAL_OBSERVER_WRITE_(object)                                      \
    SC_OBSERVER_(object,sc_fxval_observer*,write)
#define SC_FXVAL_OBSERVER_DEFAULT_                                            \
    SC_OBSERVER_DEFAULT_(sc_fxval_observer)
 
#define SC_FXVAL_FAST_OBSERVER_CONSTRUCT_(object)                             \
    SC_OBSERVER_(object,sc_fxval_fast_observer*,construct)
#define SC_FXVAL_FAST_OBSERVER_DESTRUCT_(object)                              \
    SC_OBSERVER_(object,sc_fxval_fast_observer*,destruct)
#define SC_FXVAL_FAST_OBSERVER_READ_(object)                                  \
    SC_OBSERVER_(object,sc_fxval_fast_observer*,read)
#define SC_FXVAL_FAST_OBSERVER_WRITE_(object)                                 \
    SC_OBSERVER_(object,sc_fxval_fast_observer*,write)
#define SC_FXVAL_FAST_OBSERVER_DEFAULT_                                       \
    SC_OBSERVER_DEFAULT_(sc_fxval_fast_observer)
 
#else
 
#define SC_FXVAL_OBSERVER_CONSTRUCT_(object)
#define SC_FXVAL_OBSERVER_DESTRUCT_(object)
#define SC_FXVAL_OBSERVER_READ_(object)
#define SC_FXVAL_OBSERVER_WRITE_(object)
#define SC_FXVAL_OBSERVER_DEFAULT_
 
#define SC_FXVAL_FAST_OBSERVER_CONSTRUCT_(object)
#define SC_FXVAL_FAST_OBSERVER_DESTRUCT_(object)
#define SC_FXVAL_FAST_OBSERVER_READ_(object)
#define SC_FXVAL_FAST_OBSERVER_WRITE_(object)
#define SC_FXVAL_FAST_OBSERVER_DEFAULT_
 
#endif
 
 
// ----------------------------------------------------------------------------
//  CLASS : sc_fxval_observer
//
//  Abstract base class for fixed-point value type observers;
//  arbitrary precision.
// ----------------------------------------------------------------------------
 
class SC_API sc_fxval_observer
{
 
protected:
    
    sc_fxval_observer() {}
    virtual ~sc_fxval_observer() {}
 
public:
 
    virtual void construct( const sc_fxval& );
    virtual void  destruct( const sc_fxval& );
    virtual void      read( const sc_fxval& );
    virtual void     write( const sc_fxval& );
 
    static sc_fxval_observer* (*default_observer) ();
 
};
 
 
// ----------------------------------------------------------------------------
//  CLASS : sc_fxval_fast_observer
//
//  Abstract base class for fixed-point value type observers;
//  limited precision.
// ----------------------------------------------------------------------------
 
class SC_API sc_fxval_fast_observer
{
 
protected:
    
    sc_fxval_fast_observer() {}
    virtual ~sc_fxval_fast_observer() {}
 
public:
 
    virtual void construct( const sc_fxval_fast& );
    virtual void  destruct( const sc_fxval_fast& );
    virtual void      read( const sc_fxval_fast& );
    virtual void     write( const sc_fxval_fast& );
 
    static sc_fxval_fast_observer* (*default_observer) ();
 
};
 
 
// IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII
 
// ----------------------------------------------------------------------------
//  CLASS : sc_fxval_observer
//
//  Abstract base class for fixed-point value type observers;
//  arbitrary precision.
// ----------------------------------------------------------------------------
 
inline
void
sc_fxval_observer::construct( const sc_fxval& )
{}
 
inline
void
sc_fxval_observer::destruct( const sc_fxval& )
{}
 
inline
void
sc_fxval_observer::read( const sc_fxval& )
{}
 
inline
void
sc_fxval_observer::write( const sc_fxval& )
{}
 
 
// ----------------------------------------------------------------------------
//  CLASS : sc_fxval_fast_observer
//
//  Abstract base class for fixed-point value type observers;
//  limited precision.
// ----------------------------------------------------------------------------
 
inline
void
sc_fxval_fast_observer::construct( const sc_fxval_fast& )
{}
 
inline
void
sc_fxval_fast_observer::destruct( const sc_fxval_fast& )
{}
 
inline
void
sc_fxval_fast_observer::read( const sc_fxval_fast& )
{}
 
inline
void
sc_fxval_fast_observer::write( const sc_fxval_fast& )
{}
 
} // namespace sc_dt
 
 
#endif
 
// Taf!