實(shí)驗(yàn)3分支程序?qū)嶒?yàn)

..大學(xué)實(shí)驗(yàn)報(bào)告學(xué)生：學(xué)號(hào)：專(zhuān)業(yè)班級(jí)：實(shí)驗(yàn)類(lèi)型：□驗(yàn)證□綜合eq\o\ac(□,√)設(shè)計(jì)□創(chuàng)新實(shí)驗(yàn)日期：實(shí)驗(yàn)成績(jī)：實(shí)驗(yàn)3分支程序?qū)嶒?yàn)一．實(shí)驗(yàn)?zāi)康恼莆諉畏种?、雙分支、多分支程序的設(shè)計(jì)方法；掌握利用DEBUG或CODEVIEW修改參數(shù)、檢查結(jié)果的方法；熟悉匯編語(yǔ)言源程序的編輯、匯編、連接及調(diào)試過(guò)程。二．實(shí)驗(yàn)容1．猜數(shù)程序,預(yù)設(shè)一數(shù)字字符M,從鍵盤(pán)輸入一個(gè)數(shù)字字符N,判斷：假設(shè)N<M,顯示"TOOBIG〞;假設(shè)N>M那么顯示"TOOSMALL〞;否那么顯示"YOURARERIGHT〞datasegment Mdb‘6’ Ndb" mesg1db0dh,0ah,’toosmall$’ mesg2db0dh,0ah,’toobig$’ mesg3db0dh,0ah,’youareright$’dataendscodesegment assumeds:data,cs:codestart:movax,data movds,ax movah,01h int21h movN,al cmpal,1bh;如果輸入是esc鍵就退出 jmpexit cmpal,M small;比M小就跳去small jabig;比M大就跳去big movdx,offsetmesg3;顯示正確 movah,09h int21h jmpstartsmall: movdx,offsetmesg1;顯示太小字符串 movah,09h int21h jmpstartbig: movdx,offsetmesg2;顯示太大字符串 movah,09h int21h jmpstartexit: movah,4ch int21hcodeends endstart輸入3顯示toosmall，輸入9顯示toobig編寫(xiě)一個(gè)程序，判別鍵盤(pán)上輸入的字符；假設(shè)是1-9字符，那么顯示"ITISADIGITAL〞；假設(shè)為A-Z或a-z字符，均顯示"ITISALOWCASELETTER〞；假設(shè)是回車(chē)字符<CR>(其ASCII碼為0DH)，那么完畢程序，假設(shè)為其它字符那么不顯示，繼續(xù)等待新的字符輸入。datasegment Ndb" mesg1db0dh,0ah,'itisadigital$' mesg2db0dh,0ah,'itisalowcaseletter$'dataendscodesegment assumeds:data,cs:codestart: movax,data movds,ax movah,01h int21h movN,al cmpal,0dh;如果輸入為回車(chē)那么退出 jeexit cmpal,31h start;比1小就重新再來(lái) cmpal,39h jalet;比9大就跟字母比擬 movdx,offsetmesg1;輸出是數(shù)字 movah,09h int21h jmpstartlet: cmpal,'A' start;比A小就重新再來(lái) cmpal,'Z' display;比Z大就輸出 cmpal,'a' start;比a小就重新再來(lái) cmpal,'z' jastart;比z大就重新再來(lái)display: movdx,offsetmesg2;輸出是字母 movah,09h int21h jmpstartexit: movah,4ch int21hcodeends endstart預(yù)留字符串口令,輸入口令串與預(yù)留密碼串比擬。假設(shè)匹配那么顯示"MATCH〞,否那么顯示"NOMATCH!,PROGRAMTERMINATED!〞datasegment mesg1db0dh,0ah,'match$' mesg2db0dh,0ah,'nomatch!,programterminated!$' mesg3db'hello$'dataendscodesegment assumeds:data,cs:codestart: movax,data movds,ax movbx,0 movcl,0 movch,0;cl和ch都清零input: movah,01h int21h;輸入字符 inccl;計(jì)算輸入字符數(shù) cmpal,0dh jeguide;輸入是回車(chē)就跳進(jìn)判斷語(yǔ)句 cmpcl,1;cl是1的時(shí)候，bx是0 jepare incbxpare: cmpal,mesg3[bx] jeinput;如果輸入相等那么繼續(xù)比擬 incch;存放輸入不同的字符個(gè)數(shù) jmpinputguide: cmpcl,01h;什么也沒(méi)輸入就退出 jeexit cmpcl,6;輸入字符數(shù)與預(yù)設(shè)不同那么不符合 jneno cmpch,0;輸入字符數(shù)不同的個(gè)數(shù)為0那么符合 jneno movdx,offsetmesg1 movah,09h int21h jmpstartno: leadx,mesg2 movah,09h int21h jmpstart exit: movah,4ch int21hcodeends endstart輸入hello顯示match，輸入αMαM顯示nomatch上述程序1、2、3分別完成后請(qǐng)編寫(xiě)一個(gè)程序來(lái)實(shí)現(xiàn)簡(jiǎn)單的程序菜單顯示。〔采用地址跳躍表法實(shí)現(xiàn)〕顯示一個(gè)菜單要求用戶(hù)從下表中選擇：GUESSNUMBERGAME〔對(duì)應(yīng)－－>程序1〕CHARSELECTIONPROGRAM〔對(duì)應(yīng)－－>程序２〕PASSWORDPROGRAM〔對(duì)應(yīng)－－>程序３〕PRESS"ESC〞TOQUIT用戶(hù)作出選擇1~3時(shí)，顯示輸出要執(zhí)行操作的名字，如"Yourselectionis1,theprogramwillexecuteGUESSNUMBERGAME!〞然后轉(zhuǎn)向相應(yīng)的程序去執(zhí)行，執(zhí)行完畢前進(jìn)展退出的判斷，顯示一個(gè)提示信息"willyoucontinueprogramreally？(Y:N)〞要求用戶(hù)從鍵盤(pán)鍵入字符，假設(shè)是"Y〞鍵，那么繼續(xù)程序的執(zhí)行,假設(shè)是"N〞鍵，那么返回到菜單。假設(shè)用戶(hù)選擇4，要求程序顯示提示信息"PleasepressESCkeytoexit!〞,并能按要求正確退出。datasegment adrdwadr1;定義地址表 dwadr2 dwadr3 dwadr4 menudb0dh,0ah,'menu:';定義目錄 db0dh,0ah,'(1)guessnumbergame' db0dh,0ah,'(2)charselectionprogram' db0dh,0ah,'(3)passwordprogram' db0dh,0ah,'(4)press"esc"toquit$' ase1db0dh,0ah,'yourselectionis1,theprogramwillexecuteguessnumbergame!$',0dh,0ah ase2db0dh,0ah,'yourselectionis2,theprogramwillexecutecharselectiongprogram!$',0dh,0ah ase3db0dh,0ah,'yourselectionis3,theprogramwillexecutepasswordprogram!$',0dh,0ah str1db0dh,0ah,'willyoucontinueprogramreally"(Y:N)$' str2db0dh,0ah,'pleasepressesckeytoexit!$' str3db0dh,0ah,'pleaseinputnumberbetween1to9$' guess1db0dh,0ah,'toobig$' guess2db0dh,0ah,'toosmall$' guess3db0dh,0ah,'youareright$' Mdb'6' Ndb" char1db0dh,0ah,'itisadigital$' char2db0dh,0ah,'itisalowcaseletter$' code1db0dh,0ah,'match$' code2db0dh,0ah,'nomatch!programterminated!$' code3db'hello$'dataendscodesegment assumeds:data,cs:codestart: movax,data movds,ax movsi,0 movbx,0 leasi,adr;把地址表首地址給si movdx,offsetmenu;顯示主菜單 movah,09h int21h movdl,0dh;換行 movah,2 int21h movdl,0ah;回車(chē) movah,2 int21h movah,1;輸入選項(xiàng) int21h cmpal,0dh;輸入是回車(chē)就退出 jeL1 movah,0;ah置零 subal,31h shlax,1 addsi,ax jmpadr[si];地址跳躍表法adr1: leadx,ase1 movah,9 int21h;提示選中1語(yǔ)句 leadx,str3 movah,9 int21h movdl,0dh movah,2 int21h movdl,0ah movah,2 int21h;回車(chē)換行 movah,01h int21h movN,al cmpal,M small;比M小就跳去small jabig;比M大就跳去big movdx,offsetguess3;顯示正確 movah,09h int21he1: leadx,str1;判斷是否回主菜單 movah,9 int21h movah,1 int21h cmpal,'Y' jeadr1 jmpstartsmall: movdx,offsetguess2;顯示太小字符串 movah,09h int21h jmpe1big: movdx,offsetguess1;顯示太大字符串 movah,09h int21h jmpe1L1: jmpadr4;跳躍jump接力adr2: leadx,ase2;提示選中2語(yǔ)句 movah,9 int21h movdl,0dh movah,2 int21h movdl,0ah movah,2 int21h ;回車(chē)換行 movah,01h int21h movN,al cmpal,31h adr2;比1小就重新再來(lái) cmpal,39h jalet;比9大就跟字母比擬 movdx,offsetchar1;輸出是數(shù)字 movah,09h int21he2: leadx,str1;判斷是否回主菜單 movah,9 int21h movah,1 int21h cmpal,'Y' jeadr2 jmpstartlet: cmpal,'A' adr2;比A小就重新再來(lái) cmpal,'Z' display;比Z大就輸出 cmpal,'a' adr2;比a小就重新再來(lái) cmpal,'z' jaadr2;比z大就重新再來(lái)display: movdx,offsetchar2 movah,09h int21h jmpe2adr3: leadx,ase3;提示選中3語(yǔ)句 movah,9 int21h movdl,0dh movah,2 int21h movdl,0ah movah,2 int21h;回車(chē)換行 movbx,0 movcl,0 movch,0;cl和ch都清零input: movah,01h int21h;輸入字符 inccl;計(jì)算輸入字符數(shù) cmpal,0dh jeguide;輸入是回車(chē)就跳進(jìn)判斷語(yǔ)句 cmpcl,1;cl是1的時(shí)候，bx是0 jepare incbxpare: cmpal,code3[bx] jeinput;如果輸入相等那么繼續(xù)比擬 incch;存放輸入不同的字符個(gè)數(shù) jmpinputguide: cmpcl,6;輸入字符數(shù)與預(yù)設(shè)不同那么不符合 jneno cmpch,0;輸入字符數(shù)不同的個(gè)數(shù)為0那么符合 jneno movdx,offsetcode1 movah,09h int21h leadx,str1;判斷是否回主菜單 movah,9 int21h movah,1 int21h cmpal,'Y' jeadr3 jmpstartno: leadx,code2 movah,09h int21h leadx,str1;判斷是否回主菜單 movah,9 int21h movah,1 int21h cmpal,'Y' jeadr3 jmpstart adr4: leadx,str2;提示選中4語(yǔ)句 movah,9 int21h movah,1 int21h cmpal,1bh jneadr4;判斷輸入是否是ESC鍵 movah,4ch int21h ;退出codeends endstart三．實(shí)驗(yàn)要求1．編寫(xiě)實(shí)驗(yàn)容要求的四個(gè)程序；2．熟悉源程序匯編、連接命令的使用方法。3．認(rèn)真完成上述習(xí)題，采用DEBUG或CODEVIEW進(jìn)展調(diào)試，編輯實(shí)驗(yàn)方案，運(yùn)行程序，并調(diào)試程序，寫(xiě)出正確結(jié)果以及遇到的問(wèn)題和解決