汇编语言（第三版）课程设计1

最新推荐文章于 2024-03-22 17:41:57 发布

原创最新推荐文章于 2024-03-22 17:41:57 发布 · 579 阅读

CC 4.0 BY-SA版权

本文展示了一个使用汇编语言进行财务数据分析的例子，包括显示年份字符串、计算每年的人均收入，并将结果显示在屏幕上。涉及的数据包括公司历年总收入、雇佣员工数等。

课程设计1
ASSUME CS:CODE,DS:DATA,SS:STACK
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'
;以上是表上21年的21个字符串

DD 16,22,382,1356,2390,8000,16000,24486,50065,97479,140417,197514
DD 345980,590827,803530,1183000,1843000,2759000,3753000,4649000,5937000
;以上是表上21年公司总收入的21个dword型数据

DW 3,7,9,13,28,38,130,220,476,778,1001,1442,2258,2793,4037,5635,8226
DW 11542,14430,15257,17800
;以上是表上21年公司雇佣人数的21个word数据
DATA ENDS

STACK SEGMENT
DB 128 DUP(0)
STACK ENDS

CODE SEGMENT
START:MOV AX,STACK
MOV SS,AX
MOV SP,128
MOV AX,DATA
MOV DS,AX
MOV AX,0B800H
MOV ES,AX
MOV DI,160*2+10*2
MOV BP,0
MOV SI,0
MOV BX,0
CALL CLS ;清屏
MOV CX,21
S: PUSH CX
   CALL SHOW_STR

MOV AX,WORD PTR DS:[SI+84]
MOV DX,WORD PTR DS:[SI+86]
CALL DIVDW

MOV CX,WORD PTR DS:[BX+168]
CALL DIVBW

DIV CX
CALL DIVS

ADD DI,160
ADD SI,4
ADD BX,2
POP CX
LOOP S

MOV AX,4C00H
INT 21H
;---------------------------------------------------------------
CLS: PUSH CX
PUSH DI
PUSH ES

MOV DI,0
MOV CX,4000
S0: MOV WORD PTR ES:[DI],' '
   ADD DI,2
LOOP S0

POP ES
POP DI
POP CX
RET
;----------------------------------------------------------------
SHOW_STR:PUSH CX
PUSH AX
PUSH ES
PUSH DI
PUSH SI

MOV AH,4
MOV CX,4
S5: MOV AL,DS:[SI]
MOV ES:[DI],AX
ADD DI,2
INC SI
LOOP S5

POP SI
POP DI
POP ES
POP AX
POP CX
RET
;---------------------------------------------------------------
DIVS: PUSH AX
   PUSH CX
   PUSH DX
   PUSH BX
   PUSH BP
   PUSH DI
   PUSH ES

   MOV BX,10
S7:    MOV DX,0
   DIV BX
   ADD DX,30H
   PUSH DX
   INC BP
   MOV CX,AX
   JCXZ S8
   JMP S7
S8: MOV CX,BP
S9: POP DX
   MOV DH,4
MOV ES:[DI+124],DX
   ADD DI,2
LOOP S9

POP ES
POP DI
POP BP
POP BX
POP DX
POP CX
POP AX
RET
;----------------------------------------------------------------
DIVBW: PUSH AX
   PUSH CX
   PUSH DX
   PUSH BX
   PUSH BP
   PUSH DI
   PUSH ES

   MOV AX,CX
   MOV BX,10
S3:    MOV DX,0
   DIV BX
   ADD DX,30H
   PUSH DX
   INC BP
   MOV CX,AX
   JCXZ S2
   JMP S3
S2: MOV CX,BP
S4: POP DX
   MOV DH,4
MOV ES:[DI+84],DX
   ADD DI,2
LOOP S4

POP ES
POP DI
POP BP
POP BX
POP DX
POP CX
POP AX
RET
;----------------------------------------------------------------
DIVDW: PUSH AX
PUSH BX
PUSH DX
PUSH CX
PUSH DI
PUSH BP
PUSH ES

END2:MOV BX,AX
MOV AX,DX
MOV DX,0
MOV CX,10
DIV CX
PUSH AX
MOV AX,BX
DIV CX
MOV BX,DX
POP DX
ADD BX,30H
PUSH BX
INC BP
MOV CX,AX
JCXZ END1
JMP END2
END1:MOV CX,BP
S1: POP BX
MOV BH,4
   MOV ES:[DI+40],BX
ADD DI,2
LOOP S1

POP ES
POP BP
POP DI
POP CX
POP DX
POP BX
POP AX
RET
;----------------------------------------------------------------
CODE ENDS

END START