对第八章的代码看的不是很懂 希望谁能给加个详细的注释 谢谢啊 新手的苦恼
这是代码 随便一个加注释就行
实验七 寻址方式在结构化访问中的应用(两个程序)
程序一:四个循环
assume cs:codesg,ds:data,es:table
data segment
db '1975','1976','1977','1978','1979','1980','1981','1982','1983'
db '1984','1985','1986','1987','1988','1989','1990','1991','1992'
db '1993','1994','1995'
dd 16,22,382,1356,2390,8000,16000,24486,50065,97479,140417,197514
dd 345980,590827,803530,1183000,1843000,2759000,3753000,4649000,5937000
dw 3,7,9,13,28,38,130,220,476,778,1001,1442,2258,2793,4037,5635,8226
dw 11452,14430,15257,17800
data ends
table segment
db 21 dup ('year summ ne ?? ')
table ends
codesg segment
start: mov ax,data
mov ds,ax
mov ax,table
mov ss,ax
mov bx,0
mov si,0
mov bp,0
mov cx,21
s0:mov ax,[bx+si]
mov [bp+0],ax
add si,2
mov ax,[bx+si]
mov [bp+2],ax
add si,2
add bp,10h
loop s0
mov cx,21
mov bp,0
mov si,0
s1:mov ax,[bx+si+84]
mov [bp+5],ax
add si,2
mov ax,[bx+si+84]
mov [bp+7],ax
add si,2
add bp,10h
loop s1
mov cx,21
mov bp,0
mov si,0
s2:mov ax,[bx+si+168]
mov [bp+10],ax
add si,2
add bp,10h
loop s2
mov cx,21
mov bp,0
s3:mov ax,[bp+5]
mov dx,[bp+7]
div word ptr [bp+10]
mov [bp+13],ax
add bp,10h
loop s3
mov ax,4c00h
int 21h
codesg ends
end start
----------------------------------华丽的分割线---------------------------------
程序二:一个循环
assume cs:code,ds:data,es:table
data segment
db '1975','1976','1977','1978','1979','1980','1981','1982','1983'
db '1984','1985','1986','1987','1988','1989','1990','1991','1992'
db '1993','1994','1995'
dd 16,22,382,1356,2390,8000,16000,24486,50065,97479,140417,197514
dd 345980,590827,803530,1183000,1843000,2759000,3753000,4649000,5937000
dw 3,7,9,13,28,38,130,220,476,778,1001,1442,2258,2793,4037,5635,8226
dw 11452,14430,15257,17800
data ends
table segment
db 21 dup ('year summ ne ?? ')
table ends
code segment
start: mov ax,data
mov ds,ax
mov ax,table
mov es,ax
mov bx,0
mov si,0
mov di,0
mov cx,21
s: mov ax,[bx]
mov es:[si],ax
mov ax,[bx].2
mov es:[si].2,ax
mov ax,[bx].84
mov es:[si].5,ax
mov dx,[bx].86
mov es:[si].7,dx
div word ptr ds:[di].168
mov es:[si].13,ax
mov ax,[di].168
mov es:[si].10,ax
add di,2
add bx,4
add si,16
loop s
mov ax,4c00h
int 21h
code ends
end start
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