随笔分类 -  汇编程序小代码

摘要：include irvine32.inc.dataa byte "abhgfu s women"b byte sizeof a dup(0).codemain proc;打印出字符串；mov edx,offset acall writestringcall crlfmov esi,offset amov edi,offset bmov ecx,(sizeof a)add esi,(sizeof a)-1mov eax,0L1: mov al, byte ptr [esi] mov [edi], eax inc edi dec esi LOOP L1mov edx ,offs 阅读全文

摘要：include irvine32.inc.dataarray dword 10000h,20000h,30000h,20000h,10000hthesum dword ?.codearraysum proc push esipush ecxmov eax,0L1: add eax,[esi] add esi,type dword LOOP L1 pop ecx pop esi retarraysum endp main proc mov esi,offset array mov ecx,lengthof array call arraysum mov thesum,eax call wri.. 阅读全文

摘要：include irvine32.inc.datai dword 1,2,34,5,6,7,8,9,0,11.codemain procmov ecx,0;mov esi,offset imov ecx,lengthof i;;mov eax,ecx;;call writeint;call crlfmov ebx,dword;call dumpmem;exitmain endpend main 阅读全文

摘要：include irvine32.incstandard=2000;.dataday word 15;month word 5;year word 2012;ymd word ?.codemain procmov eax,0;mov ebx,0;mov ax,year;sub ax,standard;shl ax,9;mov bx,month;shl bx,5;add ax ,bx;add ax,day;mov ymd,ax;call writebin;exitmain endpend main 阅读全文

摘要：include irvine32.inc.datatime word 0101011000111001bhh word ?mmm word ?sss word ?.codemain procmov eax,0;mov ax,time;shr ax,11;mov hh,ax;call writedec;mov al,':'call writechar;mov ax,time;shr ax,5;and ax,111111b;mov mmm,ax;call writedec;mov al,':'call writechar;mov ax,time;and ax,111 阅读全文

摘要：include irvine32.inc.datastr1 byte "赋值后的结果：",0;.codemain proccall swap;;mov ebx,offset str1;;call writestring;exitmain endpswap procpush ebp;mov ebp,esp;sub esp,32;mov ecx,29;mov eax,ebp;L1: mov byte ptr [eax-32],'@'; inc eax; loop L1; mov byte ptr[eax-32],0 mov edx,offset str1; ca 阅读全文

摘要：include irvine32.incchang proto ,v1:ptr dword,v2: ptr dword.datai dword ?j dword ?str1 byte "交换前的是：",0;str2 byte "交换后的结果：",0;.codemain proccall readintmov i,eax;call readintmov j,eax;mov edx,offset str1call writestring;mov eax,i;call writeint;mov al,','call writecharmov e 阅读全文

摘要：include irvine32.incsub2 proto a:ptr dword,l1:dword.datai dword 10 dup(?);str1 byte "开始初始化的值：",0;.codemain procmov edx,offset str1;call writestringinvoke sub2 ,offset i,lengthof i;call crlf;mov esi,offset i;mov ecx,lengthof i;mov ebx,dword;call dumpmem;exitmain endpsub2 proc, a:PTR dword, 阅读全文

摘要：include irvine32.inc.datai dword 8j dword 29x dword 0.codemain proc mov eax,0L: cmp i,10 jl L1 cmp j,15 jng next ;call writeint ;call crlfL1: inc i dec j inc x LOOP Lnext:mov eax,xcall writeintexitmain endpend main 阅读全文

摘要：;功能：查找32位之间的赋值语句是否有语法错误，如果没有就输出，如果有就输出错误；;为了减少情况判断；特意规定mov后面的第一个参数必须为寄存器。;赋值语句中32位赋值和16位、8位等情况的赋值语法完全相同，;所以这里只判断32位赋值的情况，并且假设这里的内存操作数一定是写对的;用str1来存储要判断的语句，用str2来存储内存操作数的类型。include irvine32.inc.datai dword 1;c1 byte "改语法不正确：",0;c2 byte "相等",0;c3 byte "该语法正确",0;c4 byte &q 阅读全文

摘要：include irvine32.inc;.datai dword 0;sum qword 0;str1 byte "请输入16进制的(32位整数)乘数和被乘数",0str2 byte "乘积为：",0;j dword 0;.codemain procL1: mov edx,offset str1; call writestring; mov j,0; mov eax,0;eax为（低32位）乘积值； mov ebx,0;edx为（低32位）乘积值的中间值 mov edx,0; mov esi,0;dsi为（高32位）乘积值的中间值 mov edi,0; 阅读全文

摘要：include irvine32.inc.datastr1 byte "请输入所要的斐波那序列的位置：",0;str2 byte "斐波那序列的结果为：",0;str3 byte "斐波那序列的最大值为N=",0;i dword 2;var1 dword 3 dup(1,0,0);var2 dword 3 dup(1,0,0);.codemain proc mov ecx,0; mov eax,0;L1: mov var1,1; mov dword ptr var1+4,0; mov dword ptr var1+8,0; mov v 阅读全文

摘要：include irvine32.inc.datavar1 dword 4 dup(0,0,0,0);str1 byte "请用16进制输入一个大整数（最高位为96位）",0;str2 byte "结果为：",0;str3 byte "请输入2的次方数(十进制--不能超过31)：",0;i dword 0;j dword 0;str4 byte "输入的绝对值为：",0.codemain procL4: mov dword ptr var1+12,0; mov j,0;正负数的标志；0为正数，1为负数； mov e 阅读全文