add arm64 support

- add arm64 dependent codes with GICv3 and SVE support
- fix bugs based on architecture separation requests

lib/include/ihk/debug.h

@@ -1,3 +1,4 @@
+/* debug.h COPYRIGHT FUJITSU LIMITED 2015-2016 */
 /**
  * \file debug.h
  *  License details are found in the file LICENSE.
@@ -17,6 +18,21 @@
 #include <ihk/memconst.h>
 #include <ihk/kmsg.h>
 
+#ifdef POSTK_DEBUG_ARCH_DEP_9 /* want to add a static assertion */
+
+/* Force a compilation error if condition is false */
+#define STATIC_ASSERT(cond) _STATIC_ASSERT(cond, __LINE__)
+#define _STATIC_ASSERT(cond, line) __STATIC_ASSERT(cond, line)
+#define __STATIC_ASSERT(cond, line)			\
+	static void __static_assert_ ## line (void) {	\
+		STATIC_ASSERT_LOCAL(cond);		\
+	}
+
+/* Force a compilation error if condition is false */
+#define STATIC_ASSERT_LOCAL(cond) ((void)sizeof(struct { int:-!!!(cond); }))
+
+#endif /* POSTK_DEBUG_ARCH_DEP_9 */
+
 struct ihk_kmsg_buf {
 	int tail;
 	int len;