/*
* This file is part of cparser.
- * Copyright (C) 2007-2008 Matthias Braun <matze@braunis.de>
- *
- * This program 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.
- *
- * This program 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.
+ * Copyright (C) 2012 Matthias Braun <matze@braunis.de>
*/
/**
* @date 16.03.2007
* @brief Various utility functions that wrap compiler specific extensions
* @author Matthias Braun
- * @version $Id$
*/
#ifndef _FIRM_UTIL_H_
#define _FIRM_UTIL_H_
*
* @note This uses the fact, that double case labels are not allowed.
*/
-#define COMPILETIME_ASSERT(x, name) \
+#define COMPILETIME_ASSERT(x, name) \
static __attribute__((unused)) void compiletime_assert_##name (int h) { \
- switch(h) { case 0: case (x): {} } \
+ switch(h) { case 0: case (x): {} } \
}
/**
*/
#define UNLIKELY(x) __builtin_expect((x), 0)
+#define lengthof(x) (sizeof(x) / sizeof(*(x)))
+
+#define endof(x) ((x) + lengthof(x))
+
+#undef MAX
+#define MAX(a, b) ((a) > (b) ? (a) : (b))
+
#endif