分支程序設(shè)計實驗實驗報告

分支程序設(shè)計實驗實驗報告實驗二分支程序設(shè)計一、實驗?zāi)康模?、學(xué)習(xí)分支程序的設(shè)計方法2、熟悉在PC機上建立、匯編、連接、調(diào)試和運行匯編語言程序的過程二、實驗環(huán)境：硬件環(huán)境IBM/PC及其兼容機軟件環(huán)境操作系統(tǒng)DOS匯編程序MASM.EXE連接程序LINK.EXE調(diào)試程序DEBUG.EXE三、實驗內(nèi)容：1、在屏幕上顯示如下信息：1------------------------Panda2------------------------Cat3------------------------Rabbit4------------------------Pig5------------------------EXIT(Pleasechoose1,2,3,4or5)-----若輸入1，顯示“Ilikepanda”后程序結(jié)束；若輸入2，顯示“Ilikecat”后程序結(jié)束；若輸入3，顯示“Ilikerabbit”后程序結(jié)束；若輸入4，顯示“Idon’tlikepig”后程序結(jié)束；若輸入5，程序直接結(jié)束；若輸入其它字符，顯示“Youpressanerrorkey!”后程序結(jié)束。1）流程圖YYYYNNNNN開始選項用戶輸入Al=1Al=2Al=3Al=4Al=5Youpressanerrorkey結(jié)束IlikepandaIlikecatIlikerabbitIlikedonotlikepig2）源程序DATASEGMENTINFOR1DB0AH,0DH,"1-----------Panda:$"INFOR2DB0AH,0DH,"2-----------Cat:$"INFOR3DB0AH,0DH,"3-----------Rabbit;$"INFOR4DB0AH,0DH,"4-----------pig:$"INFOR5DB0AH,0DH,"5-----------EXIT:$"INFOR6DB0AH,0DH,"(pleasechoose1,2,3,4or5---):$"INFOR7DB0AH,0DH,"IlikePanda:$"INFOR8DB0AH,0DH,"IlikeCat:$"INFOR9DB0AH,0DH,"IlikeRabbit;$"INFOR10DB0AH,0DH,"Ilikepig:$"INFOR11DB0AH,0DH,"youpressanerrorkey!:$"DATAENDS；數(shù)據(jù)段結(jié)束CODESEGMENT；代碼段開始ASSUMECS:CODE,DS:DATA；段尋址START:MOVAX,DATA;將data的數(shù)據(jù)存入ax中MOVDS,AX；為ds賦值MOVDX,OFFSETINFOR1；返回變量INFOR1段內(nèi)偏移地址【運行后在屏幕上顯示字符1-----------Panda:】MOVAH,09HINT21H；執(zhí)行九號功能調(diào)用MOVDX,OFFSETINFOR2MOVAH,09HINT21HMOVDX,OFFSETINFOR3MOVAH,09HINT21HMOVDX,OFFSETINFOR4MOVAH,09HINT21HMOVDX,OFFSETINFOR5；返回變量INFOR5段內(nèi)偏移地址【運行后在屏幕上顯示字符5-----------EXIT:】MOVAH,09HINT21HMOVDX,OFFSETINFOR6MOVAH,09HINT21HMOVAH,01HINT21HCMPAL,'1'JEPandaCMPAL,'2'JECatCMPAL,'3'JERabbitCMPAL,'4'JEPigCMPAL,'5'JEPENDJMPOtherPanda:MOVDX,OFFSETINFOR7MOVAH,09HINT21HJMPPE