diff options
Diffstat (limited to 'regressions/ck_barrier/validate/barrier_tournament.c')
| -rw-r--r-- | regressions/ck_barrier/validate/barrier_tournament.c | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/regressions/ck_barrier/validate/barrier_tournament.c b/regressions/ck_barrier/validate/barrier_tournament.c deleted file mode 100644 index f51dab8d64fe..000000000000 --- a/regressions/ck_barrier/validate/barrier_tournament.c +++ /dev/null @@ -1,142 +0,0 @@ -/* - * Copyright 2011-2015 Samy Al Bahra. - * Copyright 2011 David Joseph. - * 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 <errno.h> -#include <inttypes.h> -#include <pthread.h> -#include <math.h> -#include <stdint.h> -#include <stdio.h> -#include <stdlib.h> -#include <strings.h> -#include <unistd.h> -#include <sys/time.h> - -#include <ck_pr.h> -#include <ck_barrier.h> - -#include "../../common.h" - -#ifndef ITERATE -#define ITERATE 5000000 -#endif - -#ifndef ENTRIES -#define ENTRIES 512 -#endif - -static struct affinity a; -static int nthr; -static int counters[ENTRIES]; -static int barrier_wait; -static ck_barrier_tournament_t barrier; - -static void * -thread(CK_CC_UNUSED void *unused) -{ - ck_barrier_tournament_state_t state; - int j, counter; - int i = 0; - - aff_iterate(&a); - ck_barrier_tournament_subscribe(&barrier, &state); - - ck_pr_inc_int(&barrier_wait); - while (ck_pr_load_int(&barrier_wait) != nthr) - ck_pr_stall(); - - for (j = 0; j < ITERATE; j++) { - i = j++ & (ENTRIES - 1); - ck_pr_inc_int(&counters[i]); - ck_barrier_tournament(&barrier, &state); - counter = ck_pr_load_int(&counters[i]); - if (counter != nthr * (j / ENTRIES + 1)) { - ck_error("FAILED [%d:%d]: %d != %d\n", i, j - 1, counter, nthr); - } - } - - ck_pr_inc_int(&barrier_wait); - while (ck_pr_load_int(&barrier_wait) != nthr * 2) - ck_pr_stall(); - - return (NULL); -} - -int -main(int argc, char *argv[]) -{ - pthread_t *threads; - ck_barrier_tournament_round_t **rounds; - int i; - unsigned int size; - - if (argc < 3) { - ck_error("Usage: correct <number of threads> <affinity delta>\n"); - } - - nthr = atoi(argv[1]); - if (nthr <= 0) { - ck_error("ERROR: Number of threads must be greater than 0\n"); - } - a.delta = atoi(argv[2]); - - threads = malloc(sizeof(pthread_t) * nthr); - if (threads == NULL) { - ck_error("ERROR: Could not allocate thread structures\n"); - } - - rounds = malloc(sizeof(ck_barrier_tournament_round_t *) * nthr); - if (rounds == NULL) { - ck_error("ERROR: Could not allocate barrier structures\n"); - } - - size = ck_barrier_tournament_size(nthr); - for (i = 0; i < nthr; ++i) { - rounds[i] = malloc(sizeof(ck_barrier_tournament_round_t) * size); - if (rounds[i] == NULL) { - ck_error("ERROR: Could not allocate barrier structures\n"); - } - } - - ck_barrier_tournament_init(&barrier, rounds, nthr); - - fprintf(stderr, "Creating threads (barrier)..."); - for (i = 0; i < nthr; i++) { - if (pthread_create(&threads[i], NULL, thread, NULL)) { - ck_error("ERROR: Could not create thread %d\n", i); - } - } - fprintf(stderr, "done\n"); - - fprintf(stderr, "Waiting for threads to finish correctness regression..."); - for (i = 0; i < nthr; i++) - pthread_join(threads[i], NULL); - fprintf(stderr, "done (passed)\n"); - - return (0); -} - |