分别指出下列指令中源操作数和目的操作数的寻址方式。若是存储器寻址,试写出其有效地址和物理地址。设 (DS)=6000H,(ES)=2000H,(SS)=1500H,(SI)=00A0H,(DI)=6010H,(BX)=0800H,(BP)=1200H,数据变量VAR为0050H。 (1) MOV AX, 3050H (2) MOV DL, 80H (3) MOV AX, VAR (4) MOV AX, VAR[BX][SI] (5) MOV AX, [BX+25H] (6) MOV DI, ES:[BX] (7) MOV DX, [BP] (8) MOV BX, 20H[BX] (9) AND AX, BX (10) MOV BX, ES:[SI] (11) ADC AX, [BX+DI] (12) PUSH DS