哈工大计算机硬件实验程序.docx

哈工大计算机硬件实验程序.docx

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哈工大计算机硬件实验程序

3-1

DATASEGMENT

STRIN1DB'ABCDEFGHI'STRIN2DB?

DATAENDS

CODESEGMENT

ASSUME

CS:

CODE,DS:

DATASTART:

MOVAX,DATA

MOVDS,AX

MOVAH,1

INT21H

CMPAL,31H

JBERR

CMPAL,38H

JAERR

LEASI,STRIN1

SUBAL,31H

MOVAH,0

ADDSI,AX

MOVBL,[SI]

MOVSTRIN2,BL

MOVAH,2

INT21H

JMPEXIT

ERR:

MOVBL,'X'

MOVAH,2

INT21H

JMPEXIT

EXIT:

MOVAH,4CH

INT21H

CODEENDS

ENDSTART

3-3

DATASSEGMENT

STR1DB'bcCHORgdfuESB','$'

STR2DB13DUP（?

）

STR3DB13DUP（?

）DATASENDSSTACKSSEGMENT

STACKSENDS

CODESSEGMENT

ASSUME

CS:

CODES,DS:

DATAS,SS:

ST

ACKS

START:

MOVAX,DATAS

MOVDS,AX

MOVSI,0

A1:

MOVAL,STR1[SI]

CMPAL,'$'

JENEXT

CMPAL,5BH

JASMALL1

ADDAL,20H

MOVSTR2[SI],AL

JMPLAST1

SMALL1:

MOVSTR2[SI],AL

LAST1:

INCSI

JMPA1

NEXT:

MOVSI,0

A2:

MOVAL,STR1[SI]

CMPAL,'$'

JEFENAL

CMPAL,58H

JASMALL2

MOVSTR3[SI],AL

JMPLAST2

SMALL2:

SUBAL,20H

MOVSTR3[SI],AL

LAST2:

INCSI

JMPA2

FENAL:

MOVAH,4CH

INT21H

CODESENDS

ENDSTART

3-4

DATASSEGMENT

ARRAY1DW

9,7,6,10,55,5678H,3

LENEQU

（$-ARRAY1）/2

N1DW55

ARRAY2DW?

DATASENDS

STACKSSEGMENT

STACKSENDS

CODESSEGMENT

ASSUME

CS:

CODES,DS:

DATAS,SS:

ST

ACKS

START:

MOVAX,DATAS

MOVDS,AX

MOVSI,0

MOVBX,0

MOVCX,LEN

A1:

MOVAX,ARRAY1[SI]

CMPAX,N1

JENEXT

MOVARRAY2[BX],AX

INCBX

INCBX

NEXT:

INCSI

INCSI

LOOPA1

MOVAH,4CH

INT21H

CODESENDS

ENDSTART

3-8

DATASEGMENT

ARRAYDB15,20,30,60,50,90,75,80COUNTEQU$-ARRAY

MAXDB?

POINTDB?

DATAENDS

CODESEGMENT

ASSUME

CS:

CODE,DS:

DATA

START:

MOVAX,DATA

MOVDS,AX

LEASI,ARRAY

MOVCX,COUNT

XORAX,AX

MOVBH,1

MOVBL,0

A1:

CMPAL,[SI]

JAA2

MOVAL,[SI]

MOVBL,BH

A2:

INCSI

INCBH

LOOPA1

MOVMAX,AL

MOVPOINT,BL

MOVAX,4C00H

INT21H

CODEENDS

ENDSTART

5-1

DATASEGMENT

WORD1DB50

DB?

DB50DUP（0）

WORD2DB50

DB?

DB50DUP（0）

YESDB'MATCH','$'

NODB'NO

MATCH','$'

DATAENDS

CODESEGMENT

ASSUME

CS:

CODE,DS:

DATA

START:

MOVAX,DATA

MOVDS,AX

LEADX,WORD1

MOVAH,10

INT21H

MOVDL,0AH

MOVAH,2H

INT21H

LEADX,WORD2

MOVAH,10

INT21H

MOVDL,0AH

MOVAH,2H

INT21H

MOVBX,OFFSETWORD1

INCBX

INCBX

MOVSI,OFFSETWORD2

INCSI

INCSI

MOVDX,0

MARK1:

MOVAH,[BX]

MOVAL,[SI]

INCBX

INCSI

INCDX

CMPDX,50

JZMARK2

CMPAH,AL

JZMARK1

LEADX,NO

MOVAH,09H

INT21H

JMPFINAL

MARK2:

LEADX,YES

MOVAH,09H

INT21H

FINAL:

MOV

AX,4C00H

INT21H

CODEENDS

ENDSTART