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#2
zklhp2012-07-01 15:07
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程序代码：assume cs:code,ds:a,ss:b
a segment
dw 1,2,3,4,5,6,7,8,9,0ah,0bh,0ch,0dh,0eh,0fh,0ffh
a ends
b segment
dw 0,0,0,0,0,0,0,0
b ends
code segment
start:
;程序实现用push指令将a段的前八个字型数据逆序存储到b段
mov ax,a
mov ds,a
mov ax,b
mov ss,b
mov sp, 16
mov bx, 0
mov cx, 8
s:
;-----------------------------------------------------------
mov al, [bx]
mov ah, [bx+1]
push ax
inc bx
;这段出错了，我找不出原因...
;-------------------------------------------------------------
loop s
mov ax,4c00h
int 21h
code ends
end start
a segment
dw 1,2,3,4,5,6,7,8,9,0ah,0bh,0ch,0dh,0eh,0fh,0ffh
a ends
b segment
dw 0,0,0,0,0,0,0,0
b ends
code segment
start:
;程序实现用push指令将a段的前八个字型数据逆序存储到b段
mov ax,a
mov ds,a
mov ax,b
mov ss,b
mov sp, 16
mov bx, 0
mov cx, 8
s:
;-----------------------------------------------------------
mov al, [bx]
mov ah, [bx+1]
push ax
inc bx
;这段出错了，我找不出原因...
;-------------------------------------------------------------
loop s
mov ax,4c00h
int 21h
code ends
end start
*.asm(22):error A2056 Immediate mode illegal