--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/config/powerpcspe/eabisim.h	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,51 @@
+/* Support for GCC on simulated PowerPC systems targeted to embedded ELF
+   systems.
+   Copyright (C) 1995-2017 Free Software Foundation, Inc.
+   Contributed by Cygnus Support.
+
+   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/>.  */
+
+#undef  TARGET_OS_CPP_BUILTINS
+#define TARGET_OS_CPP_BUILTINS()           \
+  do                                       \
+    {                                      \
+      builtin_define_std ("PPC");          \
+      builtin_define ("__embedded__");     \
+      builtin_define ("__simulator__");    \
+      builtin_assert ("system=embedded");  \
+      builtin_assert ("system=simulator"); \
+      builtin_assert ("cpu=powerpc");      \
+      builtin_assert ("machine=powerpc");  \
+      TARGET_OS_SYSV_CPP_BUILTINS ();      \
+    }                                      \
+  while (0)
+
+/* Make the simulator the default */
+#undef	LIB_DEFAULT_SPEC
+#define LIB_DEFAULT_SPEC "%(lib_sim)"
+
+#undef	STARTFILE_DEFAULT_SPEC
+#define STARTFILE_DEFAULT_SPEC "%(startfile_sim)"
+
+#undef	ENDFILE_DEFAULT_SPEC
+#define ENDFILE_DEFAULT_SPEC "%(endfile_sim)"
+
+#undef	LINK_START_DEFAULT_SPEC
+#define LINK_START_DEFAULT_SPEC "%(link_start_sim)"
+
+#undef	LINK_OS_DEFAULT_SPEC
+#define LINK_OS_DEFAULT_SPEC "%(link_os_sim)"