1 files changed, 73 insertions, 0 deletions
diff --git a/clib/misc.h b/clib/misc.h
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+++ b/clib/misc.h
@@ -0,0 +1,73 @@
+/*
+ * Copyright (c) International Business Machines Corp., 2014
+ *
+ * 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
+ */
+
+/*
+ *   File: misc.h
+ * Author: Shaun Wetzstein <shaun@us.ibm.com?
+ *  Descr: Misc. library helper functions
+ *   Note:
+ *   Date: 10/22/10
+ */
+
+#ifndef __MISC_H__
+#define __MISC_H__
+
+#include <stdint.h>
+#include <stdio.h>
+
+#include <sys/syscall.h>
+
+#include "attribute.h"
+
+#include "align.h"
+#include "min.h"
+#include "max.h"
+
+#define INT32_BIT	(CHAR_BIT*sizeof(int32_t))
+
+#define ARRAY_SIZE(x)	(sizeof(x) / sizeof((x)[0]))
+
+#ifndef gettid
+#define gettid()	({			\
+    pid_t __tid = (pid_t)syscall(SYS_gettid);	\
+    __tid;					\
+			 })
+#endif
+
+#define is_pow2(x)				\
+({						\
+    typeof(x) _x = (x);				\
+    (((_x) != 0) && !((_x) & ((_x) - 1)));	\
+})
+
+#define __align(x,y)				\
+({						\
+    assert(is_pow2((y)));			\
+    typeof((y)) _y = (y) - 1;			\
+    typeof((x)) _x = ((x)+_y) & ~_y;		\
+    _x;						\
+})
+
+extern void prefetch(void *addr, size_t len, ...) __nonnull((1));
+extern void print_binary(FILE *, void *, size_t);
+extern void dump_memory(FILE *, uint32_t, const void *__restrict,
+			size_t) __nonnull((1, 3));
+extern unsigned long align(unsigned long size, unsigned long offset);
+extern int __round_pow2(int size);
+
+#endif				/* __MISC_H__ */