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diff --git a/gcc/config/mips/vxworks.h b/gcc/config/mips/vxworks.h
index 9eca3b71..f77d62b2 100644
--- a/gcc/config/mips/vxworks.h
+++ b/gcc/config/mips/vxworks.h
@@ -1,30 +1,90 @@
-/* Copyright (C) 1999 Free Software Foundation, Inc.
+/* Copyright (C) 1999, 2003, 2004, 2007, 2008 Free Software Foundation, Inc.
 
-This file is part of GNU CC.
+This file is part of GCC.
 
-GNU CC is free software; you can redistribute it and/or modify
+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 2, or (at your option)
+the Free Software Foundation; either version 3, or (at your option)
 any later version.
 
-GNU CC is distributed in the hope that it will be useful,
+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 GNU CC; see the file COPYING.  If not, write to
-the Free Software Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA.  */
+along with GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
 
-#undef EXTRA_SECTIONS
-#define EXTRA_SECTIONS in_sdata, in_rdata, in_sbss
+#undef  TARGET_VERSION
+#define TARGET_VERSION fprintf (stderr, " (MIPS, VxWorks syntax)");
 
-#undef EXTRA_SECTION_FUNCTIONS
-#define EXTRA_SECTION_FUNCTIONS                                         \
-  SECTION_FUNCTION_TEMPLATE(sdata_section, in_sdata, SDATA_SECTION_ASM_OP) \
-  SECTION_FUNCTION_TEMPLATE(sbss_section, in_sbss, SBSS_SECTION_ASM_OP) \
-  SECTION_FUNCTION_TEMPLATE(rdata_section, in_rdata, RDATA_SECTION_ASM_OP)
+/* Combination of mips.h and svr4.h.  */
+#undef  SWITCH_TAKES_ARG
+#define SWITCH_TAKES_ARG(CHAR)          \
+  (DEFAULT_SWITCH_TAKES_ARG (CHAR)      \
+   || (CHAR) == 'G'                     \
+   || (CHAR) == 'h'                     \
+   || (CHAR) == 'x'                     \
+   || (CHAR) == 'z')
 
-#undef STARTFILE_SPEC
-#undef ENDFILE_SPEC
+#undef  ASM_SPEC
+#define ASM_SPEC "\
+%{!G:-G 0} %{G*} %(endian_spec) %{mips1} %{mips2} %{mips3} %{mips4} \
+%{mips32} %{mips32r2} %{mips64} \
+%{mips16:%{!mno-mips16:-mips16}} %{mno-mips16:-no-mips16} \
+%(subtarget_asm_optimizing_spec) \
+%(subtarget_asm_debugging_spec) \
+%{mabi=*} %{!mabi*: %(asm_abi_default_spec)} \
+%{mgp32} %{mgp64} %{march=*} %{mxgot:-xgot} \
+%{mtune=*} %{v} \
+%(subtarget_asm_spec)"
+
+#undef LINK_SPEC
+/* LINK_SPEC is clobbered in svr4.h. ugh!  */
+#define LINK_SPEC "\
+%(endian_spec) \
+%{!G:-G 0} %{G*} %{mips1} %{mips2} %{mips3} %{mips4} %{mips32} %{mips64} \
+%{bestGnum}" \
+VXWORKS_LINK_SPEC
+
+#undef  LIB_SPEC
+#define LIB_SPEC VXWORKS_LIB_SPEC
+#undef  STARTFILE_SPEC
+#define STARTFILE_SPEC VXWORKS_STARTFILE_SPEC
+#undef  ENDFILE_SPEC
+#define ENDFILE_SPEC VXWORKS_ENDFILE_SPEC
+
+#define TARGET_OS_CPP_BUILTINS()                        \
+  do                                                    \
+    {                                                   \
+      if (TARGET_64BIT)					\
+	builtin_define ("CPU=MIPS64");			\
+      else						\
+	builtin_define ("CPU=MIPS32");			\
+      if (TARGET_BIG_ENDIAN)				\
+	builtin_define ("MIPSEB");			\
+      else						\
+	builtin_define ("MIPSEL");			\
+      if (TARGET_SOFT_FLOAT)				\
+	builtin_define ("SOFT_FLOAT");			\
+      VXWORKS_OS_CPP_BUILTINS ();			\
+    }                                                   \
+  while (0)
+
+#undef SUBTARGET_CPP_SPEC
+#define SUBTARGET_CPP_SPEC VXWORKS_ADDITIONAL_CPP_SPEC
+
+/* No sdata.  */
+#undef MIPS_DEFAULT_GVALUE
+#define MIPS_DEFAULT_GVALUE 0
+
+/* No _mcount profiling on VxWorks.  */
+#undef FUNCTION_PROFILER
+#define FUNCTION_PROFILER VXWORKS_FUNCTION_PROFILER
+
+#undef SUBTARGET_ASM_SPEC
+#define SUBTARGET_ASM_SPEC "%{mrtp:%{fPIC|fpic:-mvxworks-pic}}"
+
+#undef SUBTARGET_OVERRIDE_OPTIONS
+#define SUBTARGET_OVERRIDE_OPTIONS VXWORKS_OVERRIDE_OPTIONS