37 lines
		
	
	
	
		
			1.1 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			37 lines
		
	
	
	
		
			1.1 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 *	For declaring structures shared with assembly routines
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 *
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 *	$Id: asstruct.h,v 1.1.1.1 1994/10/23 05:08:32 rick Exp $
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 */
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#ifdef ASSEMBLER
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#	define MO(t,a)		(a)
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#	define VMO(t,a)		(a)
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#	define	BEGIN_STRUCT(x)	_Off=0
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#	define	S1A(t,x,n)	_Off=(_Off+0)&~0; x=_Off; _Off=_Off+(1*n)
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#	define	S2A(t,x,n)	_Off=(_Off+1)&~1; x=_Off; _Off=_Off+(2*n)
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#	define	S4A(t,x,n)	_Off=(_Off+3)&~3; x=_Off; _Off=_Off+(4*n)
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#	define	WORD(x)		_Off=(_Off+3)&~3; x=_Off; _Off=_Off+4
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#	define	WORDA(x,n)	_Off=(_Off+3)&~3; x=_Off; _Off=_Off+(4*n)
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#	define	VWORD(x)	_Off=(_Off+3)&~3; x=_Off; _Off=_Off+4
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#	define	S1(t,x)		_Off=(_Off+0)&~0; x=_Off; _Off=_Off+1
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#	define	S2(t,x)		_Off=(_Off+1)&~1; x=_Off; _Off=_Off+2
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#	define	S4(t,x)		_Off=(_Off+3)&~3; x=_Off; _Off=_Off+4
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#	define	END_STRUCT(x)	_Off=(_Off+3)&~3; x=_Off
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#else	/* C */
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#define VMO(t,a)        (*(volatile t *)(a))
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#	define BEGIN_STRUCT(x) struct x {
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#	define S1(t,x)         t x ;
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#	define S1A(t,x,n)      t x[n] ;
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#	define S2(t,x)         t x ;
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#	define S2A(t,x,n)      t x[n] ;
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#	define S4(t,x)         t x ;
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#	define S4A(t,x,n)      t x[n] ;
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#	define END_STRUCT(x)   } ;
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#endif
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