bsps/gdbarmsim: Add the missing bspstarthooks.c.

c/src/lib/libbsp/arm/gdbarmsim/startup/bspstarthooks.c

@@ -0,0 +1,20 @@
+/*
+ * Copyright (c) 2014 Chris Johns <chrisj@rtems.org>  All rights reserved.
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.org/license/LICENSE.
+ */
+
+#include <bsp.h>
+#include <bsp/start.h>
+#
+BSP_START_TEXT_SECTION void bsp_start_hook_0(void)
+{
+}
+
+BSP_START_TEXT_SECTION void bsp_start_hook_1(void)
+{
+  bsp_start_copy_sections();
+  bsp_start_clear_bss();
+}