--- a/gcc/config/vax/vax.h	Tue May 25 18:58:51 2010 +0900
+++ b/gcc/config/vax/vax.h	Tue Mar 22 17:18:12 2011 +0900
@@ -1,6 +1,6 @@
 /* Definitions of target machine for GNU compiler.  VAX version.
    Copyright (C) 1987, 1988, 1991, 1993, 1994, 1995, 1996, 1997, 1998,
-   1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008, 2009
+   1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008, 2009, 2010
    Free Software Foundation, Inc.
 
 This file is part of GCC.
@@ -72,8 +72,6 @@
 #define TARGET_DEFAULT (MASK_UNIX_ASM)
 #endif
 
-#define OVERRIDE_OPTIONS override_options ()
-
 
 /* Target machine storage layout */
 
@@ -260,13 +258,6 @@
 #define INDEX_REG_CLASS ALL_REGS
 #define BASE_REG_CLASS ALL_REGS
 
-/* Given an rtx X being reloaded into a reg required to be
-   in class CLASS, return the class of reg to actually use.
-   In general this is just CLASS; but on some machines
-   in some cases it is preferable to use a more restrictive class.  */
-
-#define PREFERRED_RELOAD_CLASS(X,CLASS)  (CLASS)
-
 /* Return the maximum number of consecutive registers
    needed to represent mode MODE in a register of class CLASS.  */
 /* On the VAX, this is always the size of MODE in words,
@@ -305,18 +296,6 @@
 /* Offset of first parameter from the argument pointer register value.  */
 #define FIRST_PARM_OFFSET(FNDECL) 4
 
-/* Value is the number of bytes of arguments automatically
-   popped when returning from a subroutine call.
-   FUNDECL is the declaration node of the function (as a tree),
-   FUNTYPE is the data type of the function (as a tree),
-   or for a library call it is an identifier node for the subroutine name.
-   SIZE is the number of bytes of arguments passed on the stack.
-
-   On the VAX, the RET insn pops a maximum of 255 args for any function.  */
-
-#define RETURN_POPS_ARGS(FUNDECL,FUNTYPE,SIZE)	\
-  ((SIZE) > 255 * 4 ? 0 : (SIZE))
-
 /* Define how to find the value returned by a function.
    VALTYPE is the data type of the value (as a tree).
    If the precise function being called is known, FUNC is its FUNCTION_DECL;
@@ -369,32 +348,6 @@
 #define INIT_CUMULATIVE_ARGS(CUM, FNTYPE, LIBNAME, INDIRECT, N_NAMED_ARGS) \
  ((CUM) = 0)
 
-/* Update the data in CUM to advance over an argument
-   of mode MODE and data type TYPE.
-   (TYPE is null for libcalls where that information may not be available.)  */
-
-#define FUNCTION_ARG_ADVANCE(CUM, MODE, TYPE, NAMED)	\
-  ((CUM) += ((MODE) != BLKmode				\
-	     ? (GET_MODE_SIZE (MODE) + 3) & ~3		\
-	     : (int_size_in_bytes (TYPE) + 3) & ~3))
-
-/* Define where to put the arguments to a function.
-   Value is zero to push the argument on the stack,
-   or a hard register in which to store the argument.
-
-   MODE is the argument's machine mode.
-   TYPE is the data type of the argument (as a tree).
-    This is null for libcalls where that information may
-    not be available.
-   CUM is a variable of type CUMULATIVE_ARGS which gives info about
-    the preceding args and about the function being called.
-   NAMED is nonzero if this argument is a named parameter
-    (otherwise it is an extra parameter matching an ellipsis).  */
-
-/* On the VAX all args are pushed.  */
-
-#define FUNCTION_ARG(CUM, MODE, TYPE, NAMED) 0
-
 /* Output assembler code to FILE to increment profiler label # LABELNO
    for profiling a function entry.  */