int main()
{
#ifdef RDPMC
struct rdpmc_ctx cycles;
rdpmc_open(0, &cycles);
#endif
int j;
for (j = 0; j < 10; j++) {
f2();
f1();
uint64_t start = MEASURE();
int i;
for (i = 0; i < N; i++)
f1();
uint64_t end = MEASURE();
printf("%d uninstrumented calls avg %lu cycles\n", N, (end-start)/N);
start = MEASURE();
for (i = 0; i < N; i++)
f2();
end = MEASURE();
printf("%d instrumented calls avg %lu cycles\n", N, (end-start)/N);
}
return 0;
}
/**
* interrupts_init - Initialize interrupt counter per thread
*
* Must be called for each application thread.
*/
void interrupts_init(void)
{
int_ok = rdpmc_open(HW_INTERRUPTS, &int_ctx);
}
