linux下获取高精度时间

#include
#include
#include

int main()
{
    struct        timeb        tp;
    struct        tm        * tm;
    ftime (&tp);
    tm = localtime (&( tp.time ));
    printf("%02d:%02d:%02d:%03d\n", (tm->tm_hour), (tm->tm_min), (tm->tm_sec),(tp.millitm ));
}




#include
#include
#include
#include
inline unsigned long long GetNTime()
{
        __asm ("RDTSC");
}

int main()
{
        long long time = GetNTime();
        printf( "%qi\n",time );
        return 0;
}