--- a/gcc/output.h	Sun Feb 07 18:28:00 2010 +0900
+++ b/gcc/output.h	Fri Feb 12 23:39:51 2010 +0900
@@ -1,7 +1,7 @@
 /* Declarations for insn-output.c.  These functions are defined in recog.c,
    final.c, and varasm.c.
    Copyright (C) 1987, 1991, 1994, 1997, 1998, 1999, 2000, 2001, 2002,
-   2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+   2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -94,6 +94,10 @@
    Defined in final.c.  */
 extern int label_to_alignment (rtx);
 
+/* Find the alignment maximum skip associated with a CODE_LABEL.
+   Defined in final.c.  */
+extern int label_to_max_skip (rtx);
+
 /* Output a LABEL_REF, or a bare CODE_LABEL, as an assembler symbol.  */
 extern void output_asm_label (rtx);
 
@@ -299,6 +303,11 @@
    arithmetic-combinations of integers.  */
 extern tree initializer_constant_valid_p (tree, tree);
 
+/* Return true if VALUE is a valid constant-valued expression
+   for use in initializing a static bit-field; one that can be
+   an element of a "constant" initializer.  */
+extern bool initializer_constant_valid_for_bitfield_p (tree);
+
 /* Output assembler code for constant EXP to FILE, with no label.
    This includes the pseudo-op such as ".int" or ".byte", and a newline.
    Assumes output_addressed_constants has been done on EXP already.
@@ -470,13 +479,13 @@
 };
 
 /* Information that is provided by all instances of the section type.  */
-struct section_common GTY(()) {
+struct GTY(()) section_common {
   /* The set of SECTION_* flags that apply to this section.  */
   unsigned int flags;
 };
 
 /* Information about a SECTION_NAMED section.  */
-struct named_section GTY(()) {
+struct GTY(()) named_section {
   struct section_common common;
 
   /* The name of the section.  */
@@ -492,7 +501,7 @@
 typedef void (*unnamed_section_callback) (const void *);
 
 /* Information about a SECTION_UNNAMED section.  */
-struct unnamed_section GTY(()) {
+struct GTY(()) unnamed_section {
   struct section_common common;
 
   /* The callback used to switch to the section, and the data that
@@ -518,7 +527,7 @@
 					   unsigned HOST_WIDE_INT rounded);
 
 /* Information about a SECTION_NOSWITCH section.  */
-struct noswitch_section GTY(()) {
+struct GTY(()) noswitch_section {
   struct section_common common;
 
   /* The callback used to assemble decls in this section.  */
@@ -526,8 +535,7 @@
 };
 
 /* Information about a section, which may be named or unnamed.  */
-union section GTY ((desc ("SECTION_STYLE (&(%h))")))
-{
+union GTY ((desc ("SECTION_STYLE (&(%h))"))) section {
   struct section_common GTY ((skip)) common;
   struct named_section GTY ((tag ("SECTION_NAMED"))) named;
   struct unnamed_section GTY ((tag ("SECTION_UNNAMED"))) unnamed;
@@ -618,7 +626,6 @@
 extern void default_internal_label (FILE *, const char *, unsigned long);
 extern void default_file_start (void);
 extern void file_end_indicate_exec_stack (void);
-extern bool default_valid_pointer_mode (enum machine_mode);
 
 extern void default_elf_asm_output_external (FILE *file, tree,
 					     const char *);