Esempi in C++ (Cpp) per caa_get_cycles

Esempio n. 1

File: test_cycles_per_loop.c Progetto: Motrixi/userspace-rcu

int main()
{
	cycles_t time1, time2;

	time1 = caa_get_cycles();
	loop_sleep(NR_LOOPS);
	time2 = caa_get_cycles();
	printf("CPU clock cycles per loop: %g\n", (time2 - time1) /
						  (double)NR_LOOPS);
	return 0;
}

Esempio n. 2

File: test_looplen.c Progetto: crossbuild/userspace-rcu

int main(int argc, char **argv)
{
	unsigned long i;
	caa_cycles_t time1, time2;
	caa_cycles_t time_tot = 0;
	double cpl;

	for (i = 0; i < TESTS; i++) {
		time1 = caa_get_cycles();
		loop_sleep(LOOPS);
		time2 = caa_get_cycles();
		time_tot += time2 - time1;
	}
	cpl = ((double)time_tot) / (double)TESTS / (double)LOOPS;

	printf("CALIBRATION : %g cycles per loop\n", cpl);
	printf("time_tot = %llu, LOOPS = %d, TESTS = %d\n",
	       (unsigned long long) time_tot, LOOPS, TESTS);

	return 0;
}