A.NOT B.INC C.NEG D.AND
A.XORCX,0FFFFH B.INCCX C.SUBCX,0FFFFH D.ANDCX,0FFFFH
A.MOVBX,0INCWORDPTRBUF[BX] B.MOVBX,OFFSETBUFINCWORDPTR[BX] C.MOVBX,BUFINCBXMOVBUF,BX D.MOVBX,BUFINCWORDPTR[BX]