2022-10-27 18:55:19 +00:00
|
|
|
/* Copyright (C) 2015-2022 Free Software Foundation, Inc.
|
2017-04-10 11:32:00 +00:00
|
|
|
|
|
|
|
|
This file is part of the GNU Atomic Library (libatomic).
|
|
|
|
|
|
|
|
|
|
Libatomic is free software; you can redistribute it and/or modify it
|
|
|
|
|
under the terms of the GNU General Public License as published by
|
|
|
|
|
the Free Software Foundation; either version 3 of the License, or
|
|
|
|
|
(at your option) any later version.
|
|
|
|
|
|
|
|
|
|
Libatomic 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 General Public License for
|
|
|
|
|
more details.
|
|
|
|
|
|
|
|
|
|
Under Section 7 of GPL version 3, you are granted additional
|
|
|
|
|
permissions described in the GCC Runtime Library Exception, version
|
|
|
|
|
3.1, as published by the Free Software Foundation.
|
|
|
|
|
|
|
|
|
|
You should have received a copy of the GNU General Public License and
|
|
|
|
|
a copy of the GCC Runtime Library Exception along with this program;
|
|
|
|
|
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
|
|
|
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
|
|
|
|
|
|
#include "libatomic_i.h"
|
|
|
|
|
|
|
|
|
|
#include <stdatomic.h>
|
|
|
|
|
|
|
|
|
|
/* Out-of-line versions of <stdatomic.h> fence functions. */
|
|
|
|
|
|
|
|
|
|
/* Fence as specified by ORDER. */
|
|
|
|
|
|
|
|
|
|
void
|
|
|
|
|
(atomic_thread_fence) (memory_order order)
|
|
|
|
|
{
|
|
|
|
|
atomic_thread_fence (order);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Fence as specified by ORDER but only establishing ordering between
|
|
|
|
|
a thread and a signal handler executed in that thread. */
|
|
|
|
|
|
|
|
|
|
void
|
|
|
|
|
(atomic_signal_fence) (memory_order order)
|
|
|
|
|
{
|
|
|
|
|
atomic_signal_fence (order);
|
|
|
|
|
}
|
