aboutsummaryrefslogtreecommitdiff
path: root/nptl/tst-barrier5.c
diff options
context:
space:
mode:
Diffstat (limited to 'nptl/tst-barrier5.c')
-rw-r--r--nptl/tst-barrier5.c145
1 files changed, 0 insertions, 145 deletions
diff --git a/nptl/tst-barrier5.c b/nptl/tst-barrier5.c
deleted file mode 100644
index 4311aec22f..0000000000
--- a/nptl/tst-barrier5.c
+++ /dev/null
@@ -1,145 +0,0 @@
-/* This tests the barrier reset mechanism.
- Copyright (C) 2004-2017 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, see
- <http://www.gnu.org/licenses/>. */
-
-#include <errno.h>
-#include <pthread.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <internaltypes.h>
-
-
-static pthread_barrier_t b1;
-static pthread_barrier_t b2;
-
-
-#define N 20
-#define ROUNDS_PER_RUN 20
-#define START ((BARRIER_IN_THRESHOLD / N - ROUNDS_PER_RUN / 2) * N)
-
-static void *
-tf (void *arg)
-{
- int runs = 0;
-
- while (runs++ < 30)
- {
- /* In each run, we execute a number of rounds and initialize the barrier
- so that we will go over the reset threshold with those rounds. */
- for (int rounds = 0; rounds < ROUNDS_PER_RUN; rounds++)
- pthread_barrier_wait (&b1);
-
- if (pthread_barrier_wait (&b1) == PTHREAD_BARRIER_SERIAL_THREAD)
- {
- pthread_barrier_destroy (&b1);
- if (pthread_barrier_init (&b1, NULL, N) != 0)
- {
- puts ("tf: 1st barrier_init failed");
- exit (1);
- }
- puts ("b1 reinitialized");
- /* Trigger a reset. */
- struct pthread_barrier *bar = (struct pthread_barrier *) &b1;
- bar->in = START;
- bar->out = START;
- /* We deliberately don't set bar->current_round so that we also
- test whether the helping for the updates of current_round
- works correctly. */
- }
-
- /* Same as above, just for b2. */
- for (int rounds = 0; rounds < ROUNDS_PER_RUN; rounds++)
- pthread_barrier_wait (&b2);
-
- if (pthread_barrier_wait (&b2) == PTHREAD_BARRIER_SERIAL_THREAD)
- {
- pthread_barrier_destroy (&b2);
- if (pthread_barrier_init (&b2, NULL, N) != 0)
- {
- puts ("tf: 2nd barrier_init failed");
- exit (1);
- }
- puts ("b2 reinitialized");
- /* Trigger a reset. See above. */
- struct pthread_barrier *bar = (struct pthread_barrier *) &b2;
- bar->in = START;
- bar->out = START;
- }
- }
-
- return NULL;
-}
-
-
-static int
-do_test (void)
-{
- pthread_attr_t at;
- int cnt;
-
- if (pthread_attr_init (&at) != 0)
- {
- puts ("attr_init failed");
- return 1;
- }
-
- if (pthread_attr_setstacksize (&at, 1 * 1024 * 1024) != 0)
- {
- puts ("attr_setstacksize failed");
- return 1;
- }
-
- if (pthread_barrier_init (&b1, NULL, N) != 0)
- {
- puts ("1st barrier_init failed");
- return 1;
- }
-
- if (pthread_barrier_init (&b2, NULL, N) != 0)
- {
- puts ("2nd barrier_init failed");
- return 1;
- }
-
- pthread_t th[N - 1];
- for (cnt = 0; cnt < N - 1; ++cnt)
- if (pthread_create (&th[cnt], &at, tf, NULL) != 0)
- {
- puts ("pthread_create failed");
- return 1;
- }
-
- if (pthread_attr_destroy (&at) != 0)
- {
- puts ("attr_destroy failed");
- return 1;
- }
-
- tf (NULL);
-
- for (cnt = 0; cnt < N - 1; ++cnt)
- if (pthread_join (th[cnt], NULL) != 0)
- {
- puts ("pthread_join failed");
- return 1;
- }
-
- return 0;
-}
-
-#define TEST_FUNCTION do_test ()
-#include "../test-skeleton.c"