From 0112143fdaae0a6264d9e02355e9dc0ca4f7741c Mon Sep 17 00:00:00 2001 From: wm4 Date: Tue, 17 Dec 2013 02:39:45 +0100 Subject: Split mpvcore/ into common/, misc/, bstr/ --- compat/atomics.h | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 compat/atomics.h (limited to 'compat') diff --git a/compat/atomics.h b/compat/atomics.h new file mode 100644 index 0000000000..e27825de8f --- /dev/null +++ b/compat/atomics.h @@ -0,0 +1,23 @@ +/* + * This file is part of mpv. + * Copyright (c) 2013 Stefano Pigozzi + * + * mpv 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 2 of the License, or + * (at your option) any later version. + * + * mpv 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. + * + * You should have received a copy of the GNU General Public License along + * with mpv. If not, see . + */ + +// At this point both gcc and clang had __sync_synchronize support for some +// time. We only support a full memory barrier. + +#define mp_memory_barrier() __sync_synchronize() +#define mp_atomic_add_and_fetch(a, b) __sync_add_and_fetch(a, b) -- cgit v1.2.3