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  • 8086汇编学习小记王爽汇编语言实验7

     1 ;16位汇编 BX、BP、SI、DI 才能间接寻址, ax不行
     2 ;程序开始时cx大小是程序的长度
     3 ;存储器不能到存储器 mov/add
     4 
     5 assume cs : codesg, ds : datasg, ss : stacksg
     6 
     7 datasg SEGMENT
     8     db '19751976197719781979','1977','1977','1977','1977','1977','1977','1977','1977','1977','1977','1977','1977','1977','1977','1977','1977'
     9     dd 16,22,382,1356,2390,8000,16000,24486,50065,97479,140417,197514,345980,590827,803530,1183000,1843000,2759000,3753000,4649000,5937000
    10     dw 3,7,9,13,28,38,130,220,476,778,1001,1442,2258,2793,4037,5635,8226,11542,14430,15257,17800
    11 datasg ENDS
    12 
    13 table SEGMENT
    14     db 21 dup ('year sumn ne ?? ')
    15 table ENDS
    16 
    17 stacksg SEGMENT
    18     dw 0, 0, 0, 0, 0, 0, 0, 0
    19 stacksg ENDS
    20 
    21 codesg SEGMENT
    22 start:    mov ax, datasg
    23     mov ds, ax
    24     mov ax, table
    25     mov es, ax
    26 
    27     mov cx, 21
    28     mov bx, 0
    29     mov si, 0
    30 s:    mov ax, [bx]        
    31     mov es : [si], ax
    32     mov ax, [bx + 2]
    33     mov es : [si + 2], ax
    34     mov byte ptr es : [si + 4], ' '
    35     add bx, 4
    36     add si, 16
    37     loop s
    38 
    39     mov cx, 21
    40     mov bx, 84
    41     mov si, 5
    42 s1:    mov ax, [bx]        
    43     mov es : [si], ax
    44     mov ax, [bx + 2]
    45     mov es : [si + 2], ax
    46     mov byte ptr es : [si + 4], ' '
    47     add bx, 4
    48     add si, 16
    49     loop s1
    50 
    51     mov cx, 21
    52     mov bx, 168
    53     mov si, 10
    54 s2:    mov ax, [bx]        
    55     mov es : [si], ax
    56     mov byte ptr es : [si + 2], ' '
    57     add bx, 2
    58     add si, 16
    59     loop s2
    60 
    61     mov si, 84
    62     mov di, 168
    63     mov bx, 13
    64     mov cx, 21
    65 s3:    mov ax, [si]
    66     mov dx, [si + 2]
    67     div word ptr [di]
    68     mov es : [bx], ax
    69     add bx, 16
    70     add si, 4
    71     add di, 2
    72     loop s3
    73     mov ax, 4c00h
    74     int 21h
    75 codesg ENDS
    76 END start
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  • 原文地址:https://www.cnblogs.com/ACystalMoon/p/2755291.html
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