#include <asm/unistd.h> | |
extern inline volatile void exit(int status) | |
{ | |
int __res; | |
__asm__ volatile ("movl %%ecx,%%ebx\n"\ | |
"int $0x80" \ | |
: "=a" (__res) : "0" (__NR_exit),"c" ((long)(status))); | |
} | |
extern inline int write(int fd, const char * buf, int len) | |
{ | |
int status; | |
__asm__ volatile ("pushl %%ebx\n"\ | |
"movl %%esi,%%ebx\n"\ | |
"int $0x80\n" \ | |
"popl %%ebx\n"\ | |
: "=a" (status) \ | |
: "0" (__NR_write),"S" ((long)(fd)),"c" ((long)(buf)),"d" ((long)(len))); | |
} | |
void _start(void) | |
{ | |
write(1, "Hello World\n", 12); | |
exit(0); | |
} |