| /* |
| * attributes.h |
| * Copyright (C) 2000-2003 Michel Lespinasse <walken@zoy.org> |
| * Copyright (C) 1999-2000 Aaron Holtzman <aholtzma@ess.engr.uvic.ca> |
| * |
| * This file is part of mpeg2dec, a free MPEG-2 video stream decoder. |
| * See http://libmpeg2.sourceforge.net/ for updates. |
| * |
| * mpeg2dec 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. |
| * |
| * mpeg2dec 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 this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| |
| /* use gcc attribs to align critical data structures */ |
| #ifdef ATTRIBUTE_ALIGNED_MAX |
| #define ATTR_ALIGN(align) __attribute__ ((__aligned__ ((ATTRIBUTE_ALIGNED_MAX < align) ? ATTRIBUTE_ALIGNED_MAX : align))) |
| #else |
| #define ATTR_ALIGN(align) |
| #endif |
| |
| #ifdef HAVE_BUILTIN_EXPECT |
| #define likely(x) __builtin_expect ((x) != 0, 1) |
| #define unlikely(x) __builtin_expect ((x) != 0, 0) |
| #else |
| #define likely(x) (x) |
| #define unlikely(x) (x) |
| #endif |