匯編實(shí)驗(yàn)報(bào)告(詳細(xì)版)

計(jì)算機(jī)組成與匯編語(yǔ)言（實(shí)驗(yàn)報(bào)告）內(nèi)容:實(shí)驗(yàn)一、六、七、八院系專(zhuān)業(yè)：計(jì)算機(jī)學(xué)院計(jì)算機(jī)科學(xué)與技術(shù)姓名：學(xué)號(hào)：xxxxxxxxxxxxxx完成時(shí)間：2012年12月1日計(jì)算機(jī)組成與匯編語(yǔ)言實(shí)驗(yàn)報(bào)告姓名xxxx學(xué)號(hào)2011004xxxxx計(jì)分專(zhuān)業(yè)軟件工程班級(jí)xxxx實(shí)驗(yàn)日期2012年12月1日實(shí)驗(yàn)名稱(chēng)實(shí)驗(yàn)一數(shù)制轉(zhuǎn)換實(shí)驗(yàn)?zāi)康?熟悉各種進(jìn)制數(shù)據(jù)之間的相互轉(zhuǎn)換方法。?掌握二-十進(jìn)制數(shù)據(jù)的相互轉(zhuǎn)換程序設(shè)計(jì)。實(shí)驗(yàn)內(nèi)容1.將編寫(xiě)好的程序1輸入、編譯、連接并運(yùn)行。程序1清單#include<stdio.h>#include<string.h>#include<stdlib.h>voidmain(){inti,l,s0=0,s=0;chara[17];while(l!=16){printf("請(qǐng)輸入一個(gè)16位的二進(jìn)制數(shù)：\n");gets(a);l=strlen(a);for(i=0;i<16;i++){if(a[i]!='0'&&a[i]!='1'){printf("輸入的二進(jìn)制數(shù)不正確??！");break;}}}if(a[15]=='l')s++;for(i=l;i<16;i++){if(a[15-i]=='1')s+=(1<<i);}printf("二進(jìn)制：")；puts(a);printf("對(duì)應(yīng)的十進(jìn)制為：")；printf("%d\n",s);}程序1運(yùn)行結(jié)果：說(shuō)明：如果不是16位二進(jìn)制則會(huì)提示錯(cuò)誤。2.將編寫(xiě)好的程序2輸入、編譯、連接并運(yùn)行。程序2清單#include<stdio.h>#include<math.h>voidmain(){int10,t1,t2,t3,i,j;inta[16];printf("請(qǐng)輸入一個(gè)十進(jìn)制數(shù)：");scanf("%d",&t0);t1=t0;for(i=0;i<16;i++){t2=t1/2;if(t2>1)a[i]=t1%2;elseif(t1==1){a[0]=1;for(i=1;i<16;i++)a[i]=0;}elseif(t1二=2){a[i]=0;a[i+1]=1;for(j=i+2;j<16;j++)a[j]=0;break;}iseif(t1==3)a[i]=1;a[i+1]=1;for(j二i+2;j<16;j++)a[j]=0;break;elsea[i]=0;t1=t2;for(i=0;i<8;i++)13=a[i];a[i]=a[15-i];a[15-i]=t3;printf(“十進(jìn)制數(shù)：％d\n",tO);printf("對(duì)應(yīng)的二進(jìn)制數(shù)是：")for(i=0;i<16;i++)printf("%d",a[i]);printf("\n");程序2運(yùn)行結(jié)果：注：篇幅不夠，可以另外附頁(yè)。計(jì)算機(jī)組成與匯編語(yǔ)言實(shí)驗(yàn)報(bào)告姓名xxxx學(xué)號(hào)2011004xxxx計(jì)分專(zhuān)業(yè)軟件工程班級(jí)xxxxx實(shí)驗(yàn)日期2012年12月1日實(shí)驗(yàn)名稱(chēng)實(shí)驗(yàn)六分支結(jié)構(gòu)程序設(shè)計(jì)實(shí)驗(yàn)?zāi)康?熟悉有符號(hào)定點(diǎn)數(shù)的表示。?掌握原碼、補(bǔ)碼、反碼之間的相互轉(zhuǎn)換程序設(shè)計(jì)。實(shí)驗(yàn)內(nèi)容1.調(diào)試程序1：求無(wú)符號(hào)字節(jié)變量X,Y之差的絕對(duì)值，存儲(chǔ)于字節(jié)變量A中。源程序如下：DATASEGMENTXDB23YDB45ADB?DATAENDSCODESEGMENTASSUMECS:CODE,DS:DATASTART:MOVAX,DATAMOVDS,AXMOVAL,XMOVBL,YCMPAL,BLJAEBIGSUBBL,ALMOVA,BLJMPEXITBIG:SUBAL,BLMOVA,ALEXIT:MOVAX,4C00HINT21HCODEENDSENDSTART上機(jī)運(yùn)行該程序并檢查運(yùn)行結(jié)果是否正確。上機(jī)實(shí)驗(yàn)過(guò)程：

BUFDB38H,73H,1FHMAXDB?DATAENDSCODESEGMENTASSUMECS:CODE,DS:DATASTART:MOVAX,MOVDS,MOVAL,CMPAL,DATAAXBUFBUF+1BUF+1；取BUF中的第一個(gè)數(shù)，同第二個(gè)數(shù)相比較，若大于則；跳轉(zhuǎn)到LP1；小于則取出第二個(gè)數(shù)繼續(xù)比較JNBMOVLP1AL,LP1:CMPAL,BUF+2；若BUF大于BUF+1,則與BUF+2比較JAELP2；大于等于則跳轉(zhuǎn)到LP2MOVAL,BUF+2LP2:MOVMAX,AL；將最大的數(shù)轉(zhuǎn)存到MAX中MOVBL,ALMOVCL,04SHRAL,CLCMPAL,0AH；將最大數(shù)的高四位和0AH比較JBLP3ADDAL,07HLP3:ADDAL,30H；將高四位轉(zhuǎn)化為相應(yīng)的ASCII碼并以字符形式輸出MOVDL:,ALMOVAH,2INT21HMOVAL,BLANDAL,0FH；屏蔽咼四位CMPAL,0AH；將低四位與0AH比較JBLP4ADDAL,07H；將低四位轉(zhuǎn)化為相應(yīng)的ASCII；將低四位轉(zhuǎn)化為相應(yīng)的ASCII碼并以字符形式輸MOVDL,ALMOVAH,2INT21HMOVAH,4CHINT21HCODEENDSENDSTART上機(jī)運(yùn)行該程序并檢查運(yùn)行結(jié)果是否正確。上機(jī)實(shí)驗(yàn)過(guò)程：raw管珪員：C:\WindoW3\&ystem32\cmd.exe，1=1I回MicrosoftWindows[????6.1.76011????????Cc>2009MicrosoftCopporation????????????7???C二SUsei's\Adninistr<*toi'd■"MncisinC：^nasn>nasn>162；Microsoft<R>MacroAssemblerUersion5.03Copyright<C>MicrosoftCorp1981-1985,1^87?Allrightsreserved.50410+415190Bytessj/mho1spacefree0Warning-Errors0SevereErrorsC:Miasm>linkh62；Microsoft<R>OverlayLinkerUersion3.60Copyright<C>MicrosoftCorp1VB3-1987.Allvightsveserued.LINK:wapningL4021：nostacksegment

說(shuō)明：求出三個(gè)數(shù)里面的最大數(shù)73；3.編寫(xiě)程序1：編程實(shí)現(xiàn)從鍵盤(pán)輸入一位數(shù)字，判斷其奇偶性，并在屏幕上輸出一個(gè)標(biāo)志，若為奇數(shù)，則輸出1，否則輸出0。程序源代碼：codesegmentassumecs:codestart:movah,01h;調(diào)用dos中斷1#子功能輸入字符int21h;al<-輸入一位數(shù)字clc；cf清0rcral,1;al最低位移入cfjncevn;最后一位是0說(shuō)明是偶數(shù)moval,31h;奇數(shù)al=1的ascii碼jmpdispevn:moval,30h；偶數(shù)，al〈-1的ascii碼disp:movah,02h;dos中斷的2#子功能，輸出字符;movdl,0ah;output\n;int21h;movdl,0dh;outputenter

;int21hmovdl,al;outflagwordint21hmovah,4ch;returndosint21hcodeendsendstart

INT21HMOVAH,1；實(shí)現(xiàn)鍵盤(pán)的輸入INT21HANDAL,0FH;將ASCII碼轉(zhuǎn)化為真值MOVX,ALCMPX,0;與0比較，大于則跳到NT1,小于則跳到NT2JNLNT1CMPX,0JLNT2JMPEXITNT1:MOVDL,AL；將乂轉(zhuǎn)存到DL,AL=DL=XADCDL,DL;DL=2XADCDL,DL;DL=4XADCAL,DL;AL=5XMOVBL,3SBBAL,BL;BL=5X-3JMPEXITNT2:SHLAL,1;AL=2XJMPEXITEXIT:MOVY,AL;結(jié)果存放于Y中MOVAH,4CHINT21HCODEENDSENDSTART

屋菖珪員：C:\WEndows\system32\cmd.exe回l回l?Cs^Miasn>nasn1164；Microsoft<R>MacroAssenblerUersion5.&&CupiFi'igrht<C>MicrusoiftCorp1981—1985,1587?Allrigrhtsreserved.50448+415152Bytessymho1spacefree50448WarningErrorsSevereErrorsC：Miasm>linkh64;Microsoft<R>OuerlayLinkerUersion3.63CopiFi'iglit<C>Mici'oaoftCorp1983—1987-fl11riglitsreserved-LINK-warnimgL4021-nostacksegmentC：Miasm?,LINK:warningL4021:iidstacksegmentC:\indijm>(Jybus-j1164.exy;]]1423:0000B82114MUVHX.1421U23:00B3BECBMOVDSAXU23：O005BA02e0HOyDX000?1423:0008B469MUyfiH,091423:00BRCD21IMT211423:000CB4Q1UNAH.011423;00BECD2111[21U23:O01024BFnunmor1423:0012R20000MUyL0000J.AL1423:001580OE000000CMPbyteptr[eeeei.001423:001R7D6flMF00%1423:001CBB3EB00000CMPBYTEPTR[0000],SB-dl/i21:0nfU21:麗朋朋朋3iF50555420-^1204F砧404?血5?..INPUTflNUMBER_gINPUT(1NUMBER:9PruqrdmIermiridlednurmcilly-dl/i21:0nfU21:麗朋09?n19iFsn砧詔20-i1204F砧404?血5?.*TMPIITflMIIHBFR說(shuō)明：輸入9,則輸出2A（十六進(jìn)制）即4*9-3=42（十進(jìn)制）;5.將編寫(xiě)好的程序3輸入、編譯、連接并運(yùn)行。程序3清單DATASEGMENT

ADW03HBDW03HDATAENDSCODESEGMENTASSUMECS:CODE,DS:DATASTART:MOVAX,DATAMOVDS,AXMOVAX,AMOVBX,BANDAX,01H；判斷A、B是否為奇數(shù)ANDBX,01HCMPAX,BX；若A<B,則跳轉(zhuǎn)到NT1,表明A為奇數(shù),B為偶數(shù)JNENT1CMPAX,1；若A=1,說(shuō)明A、B同為奇數(shù)JENT2CMPAX,0；若A=0,說(shuō)明A、B同為偶數(shù)JENT3JMPEXITNT1:MOVAX,A；若A為偶數(shù),B為奇數(shù)，則交換MOVBX,BXCHGAX,BXMOVA,AXMOVB,BXJMPEXITNT2:MOVAX,A；若人、B同為奇數(shù),則每個(gè)變量加1MOVBX,BINCAXINCBXMOVA,AX

MOVJMPB,EXITBXNT3:MOVAX,A;若人、B同為偶數(shù),則不變MOVBX,BMOVA,AXMOVB,BXEXIT:MOVAH,4CHINT21HCODEENDSENDSTART回程序3運(yùn)行結(jié)果:回廊善理員：C:\WindoVifs\systern32\cmd.exeCs>masnliGGMievosoft<R>MacroAssemblerUersion5.03CupiFi'igrht<C>MlicrosoftCorp1981—1985,1?87?Allrightsreserved[NUL.LST3：[NUL.CRFJ：[NUL.LST3：[NUL.CRFJ：+415114Bytessumho1spacefibeeWarningErrorsSeuereEri'or?11G5；MicposoftCR>OueplayLinkerUersion3.69Copyright<C>MicrosoftCorp1983-1987.Allrightsreserued.LINK:warningL4021：nostacksegmentC：Xma5m>l

說(shuō)明：A,B兩個(gè)數(shù)都為3,都為奇數(shù)，故加1?成4,結(jié)果如上圖。實(shí)驗(yàn)情況與體會(huì)：在此次實(shí)驗(yàn)中，可以說(shuō)是我第一次接觸到真正編寫(xiě)匯編實(shí)驗(yàn)，盡管剛開(kāi)始寫(xiě)程序時(shí)會(huì)有指令不熟悉的情況或者指令運(yùn)用不靈活的情況雖然程序的算法不難，但對(duì)于初學(xué)者來(lái)說(shuō)，把思路理得順暢還得花點(diǎn)時(shí)間好好琢磨。這讓我覺(jué)得匯編是一門(mén)新的計(jì)算機(jī)語(yǔ)言，要想更好地掌握，還得自己多補(bǔ)不足，多花時(shí)間學(xué)習(xí)。注：篇幅不夠，可以另外附頁(yè)。計(jì)算機(jī)組成與匯編語(yǔ)言實(shí)驗(yàn)報(bào)告姓名xxxxx學(xué)號(hào)2011004xxxxx計(jì)分專(zhuān)業(yè)軟件工程班級(jí)xxxxx實(shí)驗(yàn)日期2012年12月1日實(shí)驗(yàn)名稱(chēng)實(shí)驗(yàn)七循環(huán)結(jié)程序設(shè)計(jì)實(shí)驗(yàn)?zāi)康?加深對(duì)循環(huán)結(jié)構(gòu)的理解。?掌握循環(huán)程序的設(shè)計(jì)方法。?進(jìn)一步熟悉匯編語(yǔ)言程序的匯編、連接及調(diào)試技術(shù)。實(shí)驗(yàn)內(nèi)容1.調(diào)試程序1：統(tǒng)計(jì)字型變量X中1的個(gè)數(shù)，存儲(chǔ)于字節(jié)變量Y中。源程序如下：DATASEGMENTXDW63HYDB?DATAENDSCODESEGMENTASSUMECS:CODE,DS:DATASTART:MOVAX,DATAMOVDS,AXTOC\o"1-5"\h\zMOVAX,XMOVBL,0MOVCX,16AGAIN:ROLAX,1JNCNEXTINCBLNEXT:LOOPAGAINMOVY,BLEXIT:MOVAX,4C00HINT21HCODEENDSENDSTART上機(jī)運(yùn)行該程序并檢查運(yùn)行結(jié)果是否正確。上機(jī)實(shí)驗(yàn)過(guò)程：同管理員：C:\Window5\5y5tem32\cmd.exe_MicrosoftWindows[????6.1.76011????????Cc>2009MicrosoftCorporation????????????7???C=MJsei'sMldniinistratoi'>iGd■'Mnas：nC：Miasm>masm；Microsoft<R>MacroAssemblerUersion5.03Copyright<C>MicvosoftCorp1981-1985,1987?Allrightsreserved.50486+415114Bytessumho1spacefree0Warning-Eri'oi'?0￡已ueeeErrorsC:\nasn>linkh71；Microsoft<R>OuerlayLinkerUersion3.63Copyright<C>MicrosoftCorp1^83-1987.Allrightsreserued.LINK:wapningL4021：nostacksegmentG：

通過(guò)實(shí)驗(yàn)測(cè)試，程序一運(yùn)行結(jié)果為4,正確。2.調(diào)試程序2：DATASEGMENTARRAYDB34,56,0,58,79,0,0,28,98HCOUNTEQU$-ARRAYDATAENDSCODESEGMENTASSUMECS:CODE,DS:DATASTART:MOVAX,DATAMOVDS,AXMOVCX,COUNTMOVBX,-1AGAIN:INCBXCMPARRAY[BX],0LOOPNZAGAINJEOKMOVDL,‘N'JMPSHOWOK:MOVDL,BLORDL,30HCMPDL,39HJBESHOWADDDL,7SHOW:MOVAH,2INT21HEXIT:MOVAX,4C00HINT21HCODEENDSENDSTART上機(jī)運(yùn)行該程序，查看其顯示結(jié)果，并說(shuō)明程序?qū)崿F(xiàn)什么功能。raw管珪員：匚:\Windo7>ra\5y5tem32\cmcl.exe.1=1__旦0Warning-Ei*i*oi*s1SevereErrorsC：Miasm>masmh72MicrosoftMacrofissemblerUersionb.tikiCopyright<C>MicrosoftCorp1981-1985,丄北1??Allrightsreserued.Objectfilename[L72-OBJ]:Sourcelisting[NUL.LST]:Ci'oss-pefevence[NUL-CRF1:5037241522SBi/tes1sp^cefree0Warning-Errors0SevereErrorsC：Miasm>linkh72;Microsoft<R>OuerlayLinkerUersion3.63Copyright<C>MicrosoftCorp1983-1987.Allrightsreserued.LINK:warningL4021：nostacksegmentC：Miasm>上機(jī)運(yùn)行該程序，查看運(yùn)行結(jié)果為2,程序?qū)崿F(xiàn)：查找數(shù)組中值為0的位置。3.編寫(xiě)程序1：編程計(jì)算從1到100的和。將編寫(xiě)好的程序輸入、匯編、連接并運(yùn)行。源程序?yàn)椋篋ATASEGMENTXDW0DATAENDSCODESEGMENTASSUMECS:CODE,DS:DATASTART:MOVAX,DATAMOVDS,AXMOVCX,100MOVBX,0BEGIN:INCBXADDX,BXLOOPBEGINMOVAH,4CHINT21HCODEENDSENDSTART程序結(jié)果如上圖：13BA（十六進(jìn)制）=5050（十進(jìn)制）;4.設(shè)內(nèi)存中以BUFFER為首地址的緩沖區(qū)中有若干個(gè)以非壓縮BCD碼形式存放的十進(jìn)制數(shù),并以符號(hào)$結(jié)束。它的值可能是0?9中的任意一個(gè)。編程將這些十進(jìn)制數(shù)順序顯示在屏幕上。源程序?yàn)椋篋ATASEGMENTBUFFERDB1,2,3,4,5,6,7,8,9,'$'DATAENDSSTACKSEGMENTSTACKSKTOPDB40HDUP(?)SKSIZEEQU$-OFFSETSKTOPSTACKENDSCODESEGMENTASSUMECS:CODE,DS:DATA,SS:STACKBEGIN:MOVAX,DATAMOVDS,AXMOVAX,STACKMOVSS,AXMOVSP,SKSIZE

結(jié)果如上圖；5?編寫(xiě)程序3：畫(huà)出流程圖，并編程計(jì)算S=1+2X3+3X4+4X5+……+NX（N+1）,直到N大于200為止，并將結(jié)果由屏幕上顯示出來(lái)。將編寫(xiě)好的程序輸入、匯編、連接并運(yùn)行。流程圖:開(kāi)始循環(huán)初始化：s=l,BX=2N循環(huán)體：MOVAX,BXINCBXMULBXADDS,AX結(jié)束源程序：DATASEGMENTSDW0DATAENDSCODESEGMENTASSUMECS:CODE,DS:DATASTART:MOVAX,DATAMOVDS,AXMOVS,1MOVBX,2BEGIN:CMPBX,200JANEXTMOVAX,BXINCBXMULBXADDS,AXJMPBEGINNEXT:MOVAH,4CHINT21HCODEENDSENDSTART

注：篇幅不夠，可以另外附頁(yè)。計(jì)算機(jī)組成與匯編語(yǔ)言實(shí)驗(yàn)報(bào)告姓名xxxx學(xué)號(hào)2011004xxxxx計(jì)分專(zhuān)業(yè)軟件工程班級(jí)xxxxx實(shí)驗(yàn)日期2012年12月1日實(shí)驗(yàn)名稱(chēng)實(shí)驗(yàn)八語(yǔ)言子程序設(shè)計(jì)實(shí)驗(yàn)?zāi)康?學(xué)習(xí)子程序的定義和調(diào)用方法，加深對(duì)子程序的理解。?熟悉子程序設(shè)計(jì)、編寫(xiě)及調(diào)試方法。?掌握子程序、嵌套子程序、遞歸子程序的結(jié)構(gòu)。實(shí)驗(yàn)內(nèi)容1?調(diào)試程序1：編寫(xiě)一個(gè)有主程序和子程序結(jié)構(gòu)的程序模塊，要求子程序在N字節(jié)數(shù)組中統(tǒng)計(jì)指定字符CHAR出現(xiàn)的次數(shù)。主程序則要求從鍵盤(pán)接收一串字符以建立字節(jié)數(shù)組TABLE(按Enter鍵結(jié)束),從鍵盤(pán)輸入字符CHAR,并顯示它在TABLE數(shù)組中出現(xiàn)的次數(shù)，直到輸入回車(chē)符退出程序。(假設(shè)出現(xiàn)次數(shù)＜15，可以用一位十六進(jìn)制數(shù)顯示出來(lái)。)源程序如下：DSEGSEGMENTTABLEDB255DPU(?)NDW255CHARDB?CRLFDB0DH,0AH,'$'DSEGENDSSTACKSEGMENTDW100DPU(?)STACKENDSCSEGSEGMENTMAINPROCFARASSUMECS:CSEG,DS:DSEG,SS:STACK

START：PUSHDS;設(shè)置返回DOSSUBAX,AXPUSHAXMOVAX,DSEGMOVDS,AX;給。3賦值BEGIN:MOVBX,0MOVCX,255;最多輸入255個(gè)字符INPUT:MOVAH,1;從鍵盤(pán)接收一個(gè)字符的DOS功能調(diào)用INT21HCMPAL,0DH;輸入回車(chē)符結(jié)束輸入JZIN_NMOVTABLE[BX],ALINCBXLOOPINPUTIN_N:MOVN,BXCALLDISP_CRLFIN_CHAR:MOVAH,1;從鍵盤(pán)接收一個(gè)字符并回顯得DOS功能調(diào)用INT21HCMPAL,0DH;輸入回車(chē)符結(jié)束JZEXITMOVCHAR,ALMOVDL,':';顯示“：”，在字符CHAR（輸入時(shí)回顯）的后面MOVAH,2;顯示個(gè)字符INT21HMOVAL,CHARMOVCX,N;TABLE數(shù)組中的字符個(gè)數(shù)送CXLEABX,TABLECALLSEARCH;調(diào)搜索字符子程序ANDDL,0FH

ADDDL,30HCMPDL,39HJBENEXT1;是0--9ADDDL,07H;是A--FNEXT1：MOVAH,2;顯示個(gè)字符INT21HCALLDISP_CRLFJMPSHORTIN_CHAREXIT:RETMAINENDP；子程序名：SEARCH；功能：統(tǒng)計(jì)指定字符在字符串中出現(xiàn)的次數(shù);入口參數(shù):BX=字符串地址；CX=字符串長(zhǎng)度；AL=指定字符ASCII碼;出口參數(shù)：DL=字符出現(xiàn)次數(shù)SEARCHPROCNEARMOVDL,0ROTATE:CMPAL,[BX]JNZNEXT2INCDL；搜索到字符，則出現(xiàn)次數(shù)+1NEXT2:INCBXLOOPROTATERETSEARCHENDP;SEARCH子程序結(jié)束；子程序名：DISP_CRLF；功能：顯示回車(chē)換行符DISP_CRLFPROCNEARLEADX,CRLFMOVAH,09HINT21H

RETDISP_CRLFENDPCSEGENDSENDSTART運(yùn)行結(jié)果：□Jx0丄3479GF1357BC0000000?00000u0Bd0丄22222222222222214=FFFFFFFFFFFFFFFD3U333033333333333d□Jx0丄3479GF1357BC0000000?00000u0Bd0丄22222222222222214=FFFFFFFFFFFFFFFD3U333033333333333d3^2-丄丄idmmm1丄丄-id-丄IE2EC050B0D4138ED8BE0SO0B9FFO0B401CB213C0D74070807000343E2F1BY丄EFFB0FS00000000wHP3gbsuuuuutpucoU0UUUOOOOONMZONOOPSFNHNHN1GJN1LH00GODSA*AH,i3D4DS,AXGK,00FFAH.0121AL^SD001E[DK*0OB0]BX&0&F[00FF1,HX00—00000Q0000000000Programtfipminatednormalise-d13d4s0,￡13D4：0S003132330000096000-00000009609000OS123說(shuō)明：如圖輸入123后，顯示出1232、編寫(xiě)8_1_1源程序如下：DATASEGMENTARRAYDB34H,26H,0FAH,0A5H,&72H,65H,0C1H,0FEH,70HCOUNTEQU$-ARRAYRESULTDB?DATAENDSCODESEGMENTASSUMECS:CODE,DS:DATASTART:MOVAX,DATAMOVDS,AXMOVBX,OFFSETARRAY;BX-數(shù)組的偏移地址MOVCX,COUNT;CX-數(shù)組的兀素個(gè)數(shù)CALLCHECKSUM；調(diào)用求和過(guò)程MOVRESULT,AL；處理出口參數(shù)MOVAH,4CH

INT21H;子程序CHECKSUM；功能：求數(shù)組元素的校驗(yàn)和;入口：BX-數(shù)組元素的偏移地址；出口：校驗(yàn)和運(yùn)算結(jié)果CHECKSUMPROCXORAL,AL；累加器清0SUM:ADDAL,[BX]；求和INCBX;指向下一個(gè)字節(jié)LOOPSUM；循環(huán)求和RETCHECKSUMENDPCODEENDSENDSTART運(yùn)行結(jié)果：l_:，1Ce\￥IWDOVS\s,ystese一debugtes-t12=exeCs\iTLa8n>dcbucrtestlU.exs13D5：90OQB8D413MOU13D5=90038EDSMOU13D5:9095DD0O00MOU19DSs0009B9Qfi00MOU13D5I3D513D513D513D513D5：90OQB8D413MOU13D5=90038EDSMOU13D5:9095DD0O00MOU19DSs0009B9Qfi00MOU13D5I3D513D513D513D5nSBE00110013001513D5=0019ODE13D5=801A0D513D5i3D5kd13A2BA0HB44CCD2132C0020743E2FBPl00000000001C001D001F丨3D4：0Q0a3426FH號(hào)-13d5；0H5LF2LUUTRDCOTDD7-hoohodnoepdCMMIKAILRnn8FIX-13D4DS.AHDH.S060CX,000（1l,fiLAH,4G21AUALflULBX1BX0017[EH^SI],rtLCl-FE7000000130000004&Fe-.p.-Pi*ogranteminatcdnomall^-d13^14：?^13D4：800Q3426FflA5087265Cl-FE700700009Q00004說(shuō)■?.fe?■?■?結(jié)果說(shuō)明（校驗(yàn)和）：07H3?編寫(xiě)8_1_2源程序如下：DATASEGMENTARRAYDB34H,26H,0FAH,0A5H,&72H,65H,OC1H,OFEH,7OHCOUNTEQU$-ARRAYLENDB

AADW?RESULTDB?DATAENDSCODESEGMENTASSUMECS:CODE,DS:DATASTART:MOVAX,DATAMOVDS,AXMOVLEN,BYTEPTRCOUNT;LEN-數(shù)組的兀素個(gè)數(shù)LEABX,ARRAY;AA-數(shù)組的偏移地址MOVAA,BXCALLCHECKSUM；調(diào)用求和過(guò)程MOVAH,4CHINT21H;子程序CHECKSUM；功能:求數(shù)組兀素的校驗(yàn)和；入口:數(shù)組的偏移地址及數(shù)組兀素個(gè)數(shù)存放于變量AA和LEN中；出口:校驗(yàn)和運(yùn)算結(jié)果CHECKSUMPROCPUSHAX保護(hù)現(xiàn)場(chǎng)PUSHBXPUSHCXXORAL,AL；累加器清0MOVBX,AA;BX-數(shù)組的偏移地址MOVCX,WORDPTRLEN;CX-數(shù)組的兀素個(gè)數(shù)SUM:ADDAL,[BX]；求和INCBX;指向下一個(gè)字節(jié)LOOPSUM；循環(huán)求和MOVRESULT,AL；保存校驗(yàn)和POPCX；恢復(fù)現(xiàn)場(chǎng)

POPBXPOPRETAXCHECKSUMENDPCODEENDSENDSTART運(yùn)行結(jié)果:CsXTUTOOWSYE-yste?32\.cMd=esePOPBXPOPRETAXCHECKSUMENDPCODEENDSENDSTART運(yùn)行結(jié)果:CsXTUTOOWSYE-yste?32\.cMd=ese一debugtest13&exe\maeiTi>debii<yteetll=exe13D5=8O80B8D413MOU13D5=90038EDSMOUl3D5：000566060^000^MOU13D5s000ft8D1E0O0OLEA13D5：0Q8ES91EQBQ0MOU13D5=0012E8B40ilCALL13D5：0015B44CMOU￡305=001?C?21INT13D5：001950PUSHl3D5：d0in53PUSH13D5=001B51PUSH13D5：?W1C3^CUXOH13D5；^@01EMOUPd13d4；0,f13D4=900O3426FAASSO7265Rg■i3d5：0AX.13D4pg.fl*DVTEPTRCB03AK0ABX,[0S00][QM0D]^BX0WL9ftH-4G21AKDMCXAL^HLBX,Cl-FE700000000000004&.?.Lt??.JiPi'og'i'anitei'ninatednomall^kd13d4：0,￡13D4：800Q3426FflA5087265Cl-FE70&d00890700OQ4說(shuō)■?■▼￡?■：?結(jié)果說(shuō)明：數(shù)組長(zhǎng)度OAH,數(shù)組偏移地址：00,數(shù)組校驗(yàn)和：07H4?編寫(xiě)8_1_3源程序如下：STACKSEGMENTSTACKDB1OOSTACKENDSDATASEGMENTARRAYDBCOUNTEQURESULTDBDATAENDSCODESEGMENTDUP(O)34H,26H,0FAH,0A5H，&72H,65H,OC1H,OFEH,7OH$—ARRAYASSUMECS:CODE,DS:DATA,SS:STACKSTART:MOVAX,DATA

MOVDS,AXMOVAX,OFFSETARRAY;取AX數(shù)組的偏移地址PUSHAX;壓入數(shù)組的偏移地址MOVAX,COUNT;取人乂數(shù)組的兀素個(gè)數(shù)PUSHAX;壓入數(shù)組的兀素個(gè)數(shù)CALLCHECKSUM;調(diào)用求和過(guò)程ADDSP,4;主程序平衡堆棧MOVRESULT,AL;保存校驗(yàn)和MOVAH,4CHINT21H;子程序CHECKSUM；功能:求數(shù)組兀素的校驗(yàn)和；入口:數(shù)組首地址及數(shù)組兀素個(gè)數(shù)存放于堆棧中；出口:校驗(yàn)和運(yùn)算結(jié)果CHECKSUMPROCPUSHBP；保護(hù)使用的BP寄存器PUSHBX；保護(hù)使用的BX寄存器PUSHCX；保護(hù)使用的CX寄存器MOVBP,SP；BP指向當(dāng)前棧頂，用于取出入口參數(shù)MOVBX,[BP+10];BX-SS:[BP+1O]（數(shù)組的偏移地址）MOVCX,[BP+8];CX-SS:[BP+8]（數(shù)組的兀素個(gè)數(shù)）XORAL,AL；累加器清0SUM:ADDAL,[BX];求和：AL-AL+DS:[BX]INCBX;指向下一個(gè)字節(jié)LOOPSUM；循環(huán)求和POPCX；恢復(fù)寄存器POPBXPOPBPRET"口|x|13DC13DC13DC13DC13DC13DC13DC13DC13DC13DC13DC90UU0003BBD5

0000

胭酣00BCHBBD8010"口|x|13DC13DC13DC13DC13DC13DC13DC13DC13DC13DC13DC90UU0003BBD5

0000

胭酣00BCHBBD8010H013901G-&Q1QB8DB13OEDO50B8BABH50E80A0HO3C404A20AQBB44CC1J2113DG13DC13DC13DC00丄H0S1B00丄G301DE531b5G5e二靦丄F8B5E0APd13db：0.fU.3DB：90O03426卜g-13dcs0FHMOU

MOU

nouPUSHHOUrusiiCALLADDMOUMOUINTPUSHPUSHPUSHMOUMOU087265DS,rtHAX.0000AKAX.HBHnAH0G1ASP,+04Hll/C21BFBXCKupopBX'EBP+0A]Cl-FE700&90090000904疏.?.re■■卩■?CHECKSUMENDPCODEENDSENDSTART運(yùn)行結(jié)果：“C:\TINDOT3\systeB32\od.exe一debugtest14.exeProgrrantcrniratcdnomallt/-A13db：0,f13DD：30O0342tFfiAS0072G5Cl-FE700?30000000&0業(yè)臉■?■▼&?■!)■?結(jié)果說(shuō)明：07H5.將編寫(xiě)好的程序2輸入、匯編、連接并運(yùn)行。源程序如下：DATASEGMENTTABDB0,1,4,9,16,25,36,49SUMDW?DATAENDSCODESEGMENTASSUMECS:CODE,DS:DATASTART:MOVAX,DATAMOVDS,AXLEABX,TAB;取TAB首地址MOVCL,5;置CL=5（循環(huán)次數(shù)）XORDX,DX;將DX清零LP:MOVAL,CL；查表XLATADDDL,AL；累加求和

ADCDH,0LOOPLP;循環(huán)跳轉(zhuǎn)MOVSUM,DX；所求累加和轉(zhuǎn)存到變量SUM中MOVAH,4CH;返回DOS系統(tǒng)INT21HCODEENDSENDSTART運(yùn)行結(jié)果:Programtevninatednorm且-d13d4：0.f13D4=9000000184091019±3D5：9000B8D412MOUfiX,12B413D5：90038ED8MOUDS,AX聞弓泗眄SME0I3(3I3LEAbx,rocina]13D5=90O9B1B5MOUCL,05T3D5：9130633D2XOKDX.DK13D5=90ODenciMOUnL,CL13D5=900FD7XLAT13D5=0010Q2D0ADDDL“AL13D5=901280D60OADCDH,S013D5:iai315E2FfcLOOP0BBD13D5=001?O9160C