- Switch ARM and MIPS to TLS Variant I

- Fix TLS allocation  for Variant I: both rtld and libc allocators
    assume that tls_static_space includes space for TLS structure.
    So increment calculated static size by the size of it.

lib/libc/gen/tls.c

@@ -66,11 +66,11 @@ void __libc_free_tls(void *tls, size_t tcbsize, size_t tcbalign);
 #error TLS_TCB_ALIGN undefined for target architecture
 #endif
 
-#if defined(__ia64__) || defined(__powerpc__)
+#if defined(__arm__) || defined(__ia64__) || defined(__mips__) || \
+    defined(__powerpc__)
 #define TLS_VARIANT_I
 #endif
-#if defined(__i386__) || defined(__amd64__) || defined(__sparc64__) || \
-    defined(__arm__) || defined(__mips__)
+#if defined(__i386__) || defined(__amd64__) || defined(__sparc64__)
 #define TLS_VARIANT_II
 #endif
 
@@ -308,6 +308,13 @@ _init_tls()
 		}
 	}
 
+#ifdef TLS_VARIANT_I
+	/*
+	 * tls_static_space should include space for TLS structure
+	 */
+	tls_static_space += TLS_TCB_SIZE;
+#endif
+
 	tls = _rtld_allocate_tls(NULL, TLS_TCB_SIZE, TLS_TCB_ALIGN);
 
 	_set_tp(tls);