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authorDave Chapman <dave@dchapman.com>2005-02-16 11:02:11 +0000
committerDave Chapman <dave@dchapman.com>2005-02-16 11:02:11 +0000
commit3bd167771d23edbfcf11ea4d5f0f75faf53af0c9 (patch)
tree8caa153a8c30654e7488cbc50eaa650e6c43fe72 /apps/codecs/liba52/attributes.h
parent1f9610d43cefc10a1e47924ad65ce0f78c63bc66 (diff)
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Initial import of the unmodified version of liba52-0.7.5-cvs, checked out of the Sourceforge CVS repository today.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@5970 a1c6a512-1295-4272-9138-f99709370657
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diff --git a/apps/codecs/liba52/attributes.h b/apps/codecs/liba52/attributes.h
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+/*
+ * 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 a52dec, a free ATSC A-52 stream decoder.
+ * See http://liba52.sourceforge.net/ for updates.
+ *
+ * a52dec 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.
+ *
+ * a52dec 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