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/*

 *      For declaring structures shared with assembly routines

 *

 *      $Id: dgrs_asstruct.h,v 1.1 2005-12-20 10:17:14 jcastillo Exp $

 */

#if ASSEMBLER

#       define MO(t,a)          (a)

#       define VMO(t,a)         (a)

#       define  BEGIN_STRUCT(x) _Off=0

#       define  S1A(t,x,n)      _Off=(_Off+0)&~0; x=_Off; _Off=_Off+(1*n)

#       define  S2A(t,x,n)      _Off=(_Off+1)&~1; x=_Off; _Off=_Off+(2*n)

#       define  S4A(t,x,n)      _Off=(_Off+3)&~3; x=_Off; _Off=_Off+(4*n)

#       define  WORD(x)         _Off=(_Off+3)&~3; x=_Off; _Off=_Off+4

#       define  WORDA(x,n)      _Off=(_Off+3)&~3; x=_Off; _Off=_Off+(4*n)

#       define  VWORD(x)        _Off=(_Off+3)&~3; x=_Off; _Off=_Off+4

#       define  S1(t,x)         _Off=(_Off+0)&~0; x=_Off; _Off=_Off+1

#       define  S2(t,x)         _Off=(_Off+1)&~1; x=_Off; _Off=_Off+2

#       define  S4(t,x)         _Off=(_Off+3)&~3; x=_Off; _Off=_Off+4

#       define  END_STRUCT(x)   _Off=(_Off+3)&~3; x=_Off 

#else   /* C */

#define VMO(t,a)        (*(volatile t *)(a))

#       define BEGIN_STRUCT(x) struct x {

#       define S1(t,x)         t x ;

#       define S1A(t,x,n)      t x[n] ;

#       define S2(t,x)         t x ;

#       define S2A(t,x,n)      t x[n] ;

#       define S4(t,x)         t x ;

#       define S4A(t,x,n)      t x[n] ;

#       define END_STRUCT(x)   } ;

#endif