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/* Routines for using cycle counter */
/* Start the counter */
void start_counter();
/* Get # cycles since counter started */
double get_counter();
/* Measure overhead for counter */
double ovhd();
/* Determine clock rate of processor (using a default sleeptime) */
double mhz(int verbose);
/* Determine clock rate of processor, having more control over accuracy */
double mhz_full(int verbose, int sleeptime);
/** Special counters that compensate for timer interrupt overhead */
void start_comp_counter();
double get_comp_counter();
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