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/*
* Copyright 2011-2015 Samy Al Bahra.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <ck_hp.h>
#include <ck_hp_fifo.h>
#include <inttypes.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include "../../common.h"
#ifndef ENTRIES
#define ENTRIES 4096
#endif
#ifndef STEPS
#define STEPS 40000
#endif
static ck_hp_fifo_t fifo;
static ck_hp_t fifo_hp;
int
main(void)
{
void *r;
uint64_t s, e, a;
unsigned int i;
unsigned int j;
ck_hp_fifo_entry_t hp_entry[ENTRIES];
ck_hp_fifo_entry_t hp_stub;
ck_hp_record_t record;
ck_hp_init(&fifo_hp, CK_HP_FIFO_SLOTS_COUNT, 1000000, NULL);
r = malloc(CK_HP_FIFO_SLOTS_SIZE);
if (r == NULL) {
ck_error("ERROR: Failed to allocate slots.\n");
}
ck_hp_register(&fifo_hp, &record, r);
a = 0;
for (i = 0; i < STEPS; i++) {
ck_hp_fifo_init(&fifo, &hp_stub);
s = rdtsc();
for (j = 0; j < ENTRIES; j++)
ck_hp_fifo_enqueue_mpmc(&record, &fifo, hp_entry + j, NULL);
e = rdtsc();
a += e - s;
}
printf("ck_hp_fifo_enqueue_mpmc: %16" PRIu64 "\n", a / STEPS / ENTRIES);
a = 0;
for (i = 0; i < STEPS; i++) {
ck_hp_fifo_init(&fifo, &hp_stub);
for (j = 0; j < ENTRIES; j++)
ck_hp_fifo_enqueue_mpmc(&record, &fifo, hp_entry + j, NULL);
s = rdtsc();
for (j = 0; j < ENTRIES; j++)
ck_hp_fifo_dequeue_mpmc(&record, &fifo, &r);
e = rdtsc();
a += e - s;
}
printf("ck_hp_fifo_dequeue_mpmc: %16" PRIu64 "\n", a / STEPS / ENTRIES);
return 0;
}
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