timeUtil.h

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#ifndef TIME_UTIL_H
#define TIME_UTIL_H

typedef unsigned long long tick_t;

tick_t get_tick();

double get_cpu_frequency();

#define tick2usec(t)    ((t)*1e6/get_cpu_frequency())

#define tick2msec(t)    ((t)*1e3/get_cpu_frequency())

#define tick2sec(t)     ((t)/get_cpu_frequency())

#endif