cds containers: lfqueue and lfstack: don't depend on a particular rcu flavor
[urcu.git] / tests / test_cycles_per_loop.c
1 #include <urcu/arch.h>
2 #include <stdio.h>
3
4 #define NR_LOOPS 1000000UL
5
6 static inline void loop_sleep(unsigned long l)
7 {
8 while(l-- != 0)
9 caa_cpu_relax();
10 }
11
12 int main()
13 {
14 cycles_t time1, time2;
15
16 time1 = caa_get_cycles();
17 loop_sleep(NR_LOOPS);
18 time2 = caa_get_cycles();
19 printf("CPU clock cycles per loop: %g\n", (time2 - time1) /
20 (double)NR_LOOPS);
21 }
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