csidh/bench.c

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2018-08-23 12:49:45 +01:00
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <time.h>
#include <assert.h>
#include "u512.h"
#include "fp.h"
#include "mont.h"
#include "csidh.h"
#include <inttypes.h>
static __inline__ uint64_t rdtsc(void)
{
uint32_t hi, lo;
__asm__ __volatile__ ("rdtsc" : "=a"(lo), "=d"(hi));
return lo | (uint64_t) hi << 32;
}
unsigned long its = 10000;
int main()
{
clock_t t0, t1, time = 0;
uint64_t c0, c1, cycles = 0;
private_key priv;
public_key pub = base;
for (unsigned long i = 0; i < its; ++i) {
csidh_private(&priv);
t0 = clock();
c0 = rdtsc();
/**************************************/
assert(validate(&pub));
action(&pub, &pub, &priv);
/**************************************/
c1 = rdtsc();
t1 = clock();
cycles += c1 - c0;
time += t1 - t0;
}
printf("iterations: %lu\n", its);
printf("clock cycles: %" PRIu64 "\n", (uint64_t) cycles / its);
printf("wall-clock time: %.3lf ms\n", 1000. * time / CLOCKS_PER_SEC / its);
}