王爽-实验7问题求助

creator_

1. assume cs:code
   
2. data segment
   
3.         db '1975','1976','1977','1978','1979','1980','1981','1982','1983'
   
4.         db '1984','1985','1986','1987','1988','1989','1990','1991','1992'
   
5.         db '1993','1994','1995'
   
6. 
   
7.         dd 16,22,382,1356,2390,8000,16000,24486,50065,97479,140417,197514
   
8.         dd 345980,590827,803530,1183000,1843000,2759000,3753000,4649000,5937000
   
9. 
   
10. 
    
11.         dw 3,7,9,13,28,38,130,220,476,778,1001,1442,2258,2793,4037,5635,8226
    
12.         dw 11542,14430,15257,17800
    
13. data ends
    
14. 
    
15. table segment
    
16.         db 21 dup ('year summ ne ?? ')
    
17. table ends
    
18. ;First we have to move the data from data segment to table just as the format below
    
19. ;year(4byte)(20H)income(4byte)(20H)Number of employees(2byte)(20H)per capita income(2byte)(20H)
    
20. ;Example
    
21. ;1975  16 3 23
    
22. 
    
23. code segment
    
24. start:
    
25. 
    
26. 
    
27. mov ax,data
    
28. mov ds,ax       ;Later we will move data from it
    
29. 
    
30. mov ax,table
    
31. mov es,ax       ;Later we will move data into it
    
32. 
    
33. xor si,si       ;empty the register si
    
34. xor bx,bx       ;empty bx
    
35. mov cx,21       ;the data is from 1975-1995 so we have to loop for 21 times
    
36. 
    
37. s:              ;the purpose of the loop is to move the data(year) from data segment into table segment
    
38. mov ax,ds:[bx]
    
39. mov es:[si],ax
    
40. add bx,2
    
41. mov ax,ds:[bx]
    
42. mov es:[si+2],ax
    
43. add bx,2
    
44. add si,10H
    
45. loop s
    
46. 
    
47. mov cx,21
    
48. xor si,si
    
49. xor bp,bp
    
50. mov bp,5
    
51. s1:             ;the purpose of the loop is to move the data(income) from data segment into table segment
    
52. mov ax,ds:[bx]
    
53. mov es:[si+bp],ax
    
54. add bx,2
    
55. mov ax,ds:[bx]
    
56. mov es:[si+bp+2],ax
    
57. 
    
58. add bx,2
    
59. add si,10H
    
60. 
    
61. loop s1
    
62. 
    
63. 
    
64. 
    
65. 
    
66. xor si,si
    
67. xor bp,bp
    
68. mov bp,0AH
    
69. mov cx,21
    
70. s2:            ;the purpose of the loop is to move the data(Number of employees) from data segment into table segment
    
71. mov ax,ds:[bx]
    
72. mov es:[si+bp],ax
    
73. add bx,2
    
74. add si,10H
    
75. loop s2
    
76. 
    
77. mov si,000EH
    
78. mov bx,168
    
79. xor di,di
    
80. mov di,84
    
81. mov cx,21
    
82. s3:         ;the purpose of the loop is to div the data(income/Number of employees) from data segment into table segment
    
83. 
    
84. mov ax,ds:[di]
    
85. add di,2
    
86. mov dx,ds:[di]
    
87. div word ptr ds:[bx]
    
88. add bx,2
    
89. mov es:[bp+13],ax
    
90. loop s3
    
91. 
    
92. mov ax,4C00H    ;end the programme
    
93. int 21H
    
94. code ends
    
95. end start
    

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代码运行时报错divide overflow

xiaosi4081

http://www.c-jump.com/CIS77/MLab ... divide_overflow.htm

yjcoke

我只能说代码不是你写的吧

庐阳寒月

你的诉求是什么
哪里有问题啊

庐阳寒月

1. ;实验七
   
2. 
   
3. 
   
4. assume cs:codesg
   
5. 
   
6. data segment
   
7. 
   
8. db '1975','1976','1977','1978','1979','1980','1981','1982','1983'
   
9. db '1984','1985','1986','1987','1988','1989','1990','1991','1992'
   
10. db '1993','1994','1995'
    
11. dd 16,22,382,1356,2390,8000,16000,24486,50065,97479,140417,197514
    
12. dd 345980,590827,803530,1183000,1843000,2759000,3753000,1649000,5937000
    
13. dw 3,7,9,13,28,38,130,220,476,778,1001,1442,2258,2793,4037,5635,8226
    
14. dw 11542,14430,15257,17800
    
15. 
    
16. data ends
    
17. 
    
18. table segment
    
19. 
    
20. db 21 dup ('year summ ne ?? ')
    
21. 
    
22. table ends
    
23. 
    
24. 
    
25. codesg segment
    
26.                
    
27. start:        mov ax,data
    
28.                 mov ds,ax
    
29.                 mov ax,table
    
30.                 mov es,ax
    
31.                 mov bx,0
    
32.                 mov si,0
    
33.                 mov di,0
    
34.                 mov cx,21
    
35.                
    
36.         s:        mov ax,[bx+0+si]
    
37.                 mov es:[bp+0],ax
    
38.                 mov ax,[bx+2+si]
    
39.                 mov es:[bp+2],ax
    
40.                
    
41.                 mov ax,[bx+84+si]
    
42.                 mov es:[bp+5],ax
    
43.                 mov ax,[bx+86+si]
    
44.                 mov es:[bp+7],ax
    
45.                
    
46.                 mov ax,[bx+168+di]
    
47.                 mov es:[bp+10],ax
    
48.                
    
49.                 mov dx,[bx+86+si]
    
50.                 mov ax,[bx+84+si]
    
51.                 div word ptr [bx+168+di]
    
52.                 mov word ptr es:[bp+13],ax
    
53.                 add si,4
    
54.                 add di,2
    
55.                 add bp,16
    
56.        
    
57.                 loop s
    
58.                
    
59.                 mov ax,4C00h
    
60.                 int 21h
    
61.        
    
62. codesg ends
    
63. 
    
64. end start

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