.define .inn.text	! #bytes in cx	! bit # in ax.inn:	xor     dx,dx	mov     bx,#8	div     bx	mov     bx,sp	add	bx,#2	add     bx,ax	cmp     ax,cx	jae     1f	movb	al,(bx)	mov	bx,dx	testb   al,bits(bx)	jz      1f	mov	ax,#1	jmp	2f1:	xor	ax,ax2:	pop	bx	add     sp,cx	! ax is result	jmp     (bx)	.databits:	.data1 1,2,4,8,16,32,64,128