--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/config/mips/r3900.h	Fri Jul 17 14:47:48 2009 +0900
@@ -0,0 +1,36 @@
+/* Definitions of MIPS sub target machine for GNU compiler.
+   Toshiba r3900.  You should include mips.h after this.
+
+   Copyright (C) 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 2004,
+   2007 Free Software Foundation, Inc.
+   Contributed by Gavin Koch (gavin@cygnus.com).
+
+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/>.  */
+
+#define MIPS_CPU_STRING_DEFAULT "r3900"
+#define MIPS_ISA_DEFAULT 1
+
+#define MULTILIB_DEFAULTS { MULTILIB_ENDIAN_DEFAULT, "msoft-float" }
+
+/* We use the MIPS EABI by default.  */
+#define MIPS_ABI_DEFAULT ABI_EABI
+
+/* By default (if not mips-something-else) produce code for the r3900 */
+#define SUBTARGET_CC1_SPEC "\
+%{mhard-float:%e-mhard-float not supported} \
+%{msingle-float:%{msoft-float: \
+  %e-msingle-float and -msoft-float cannot both be specified}}"