--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/config/powerpcspe/vxworksmils.h	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,29 @@
+/* PowerPC VxWorks MILS target definitions for GNU compiler.  Overrides
+   on top of the canonical VxWorks definitions.
+
+   Copyright (C) 2014-2017 Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC 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 3, or (at your option) any later
+version.
+
+GCC 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 GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
+
+/* This platform supports the probing method of stack checking and
+   requires 4K of space for executing a possible last chance handler.  */
+#undef STACK_CHECK_PROTECT
+#define STACK_CHECK_PROTECT 4096
+
+/* VxWorksMILS for E500V2 expects a specific CPU value to designate 8548.  */
+#undef VXCPU_FOR_8548
+#define VXCPU_FOR_8548 "PPC85XX"