masm 语法错误; hello.asm section .data ; 数据段声明 msg db "Hello, world!", 0xA ; 要输出的字符串 len equ $ - msg ; 字串长度 section .text ; 代码段声明 global _start ; 指定入口函数 _start: ; 在屏幕上显示一个字符串 mov edx, len ; 参数三:字符串长度 mov ecx, msg ; 参数二:...
mov ah,40hmov bx,stdoutmov cx,msg_lenmov dx,offset msgint 21hmov ah,40hmov bx,stdoutmov cx,nop_sizemov dx,offset nopeint 21hmov ax,4c00hint 21hprint endpmsg db "hello world",cr,lfmsg_len equ $-msg ;<---HEREnop_label:nopnop_size equ $-nop_labelnope db nop_size+"0",cr,lf...
将上面的代码在xcode中编译生成后的程序放入Hopper静态反汇编后,会得到一下汇编代码(注:这个事release版的结果,debug版的反汇编结果稍有不同) movrdi,qword[ds:objc_cls_ref_Talker];objc_cls_ref_Talker,argument"instance"formethod_objc_msgSendmovrsi,qword[ds:0x1000010f8];@selector(alloc),argument"sel...
I've received several useful hints for concatenating aloc and init messages into a single line. Very helpful. However, I've run into an interesting problem when attempting to insert a ABPerson back into the address book DB after it has been reconstructed from vCard data. When i call addRe...
Talker//类的相关方法实现-(void)say:(char*)phrase{printf("%s\n",phrase);}@end//main.m#import"Talker.h"intmain(intargc,constchar*argv[]){@autoreleasepool{// insert code here...Talker*talker=[[Talker alloc]init];//分配内存,初始化[talker say:"Hello, World!"];//调用say方法}return0;...