--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/hooks.h	Fri Jul 17 14:47:48 2009 +0900
@@ -0,0 +1,86 @@
+/* General-purpose hooks.
+   Copyright (C) 2002, 2003, 2004, 2005, 2007, 2008
+   Free Software Foundation, Inc.
+
+   This program 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.
+
+   This program 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 this program; see the file COPYING3.  If not see
+   <http://www.gnu.org/licenses/>.  
+
+   In other words, you are welcome to use, share and improve this program.
+   You are forbidden to forbid anyone else to use, share and improve
+   what you give them.   Help stamp out software-hoarding!  */
+
+#ifndef GCC_HOOKS_H
+#define GCC_HOOKS_H
+
+#include "machmode.h"
+
+extern bool hook_bool_void_false (void);
+extern bool hook_bool_void_true (void);
+extern bool hook_bool_bool_false (bool);
+extern bool hook_bool_mode_false (enum machine_mode);
+extern bool hook_bool_mode_const_rtx_false (enum machine_mode, const_rtx);
+extern bool hook_bool_mode_const_rtx_true (enum machine_mode, const_rtx);
+extern bool hook_bool_tree_false (tree);
+extern bool hook_bool_const_tree_false (const_tree);
+extern bool hook_bool_tree_true (tree);
+extern bool hook_bool_const_tree_true (const_tree);
+extern bool hook_bool_const_tree_hwi_hwi_const_tree_false (const_tree,
+							   HOST_WIDE_INT,
+							   HOST_WIDE_INT,
+							   const_tree);
+extern bool hook_bool_const_tree_hwi_hwi_const_tree_true (const_tree,
+							  HOST_WIDE_INT,
+							  HOST_WIDE_INT,
+							  const_tree);
+extern bool hook_bool_rtx_false (rtx);
+extern bool hook_bool_uintp_uintp_false (unsigned int *, unsigned int *);
+extern bool hook_bool_rtx_int_int_intp_bool_false (rtx, int, int, int *, bool);
+extern bool hook_bool_constcharptr_size_t_false (const char *, size_t);
+extern bool hook_bool_size_t_constcharptr_int_true (size_t, const char *, int);
+extern bool hook_bool_tree_tree_false (tree, tree);
+extern bool hook_bool_tree_bool_false (tree, bool);
+
+extern void hook_void_void (void);
+extern void hook_void_constcharptr (const char *);
+extern void hook_void_FILEptr_constcharptr (FILE *, const char *);
+extern void hook_void_tree (tree);
+extern void hook_void_tree_treeptr (tree, tree *);
+
+extern int hook_int_const_tree_0 (const_tree);
+extern int hook_int_const_tree_const_tree_1 (const_tree, const_tree);
+extern int hook_int_rtx_0 (rtx);
+extern int hook_int_rtx_bool_0 (rtx, bool);
+extern int hook_int_size_t_constcharptr_int_0 (size_t, const char *, int);
+extern int hook_int_void_no_regs (void);
+
+extern tree hook_tree_tree_tree_null (tree, tree);
+extern tree hook_tree_tree_tree_tree_null (tree, tree, tree);
+extern tree hook_tree_tree_tree_tree_3rd_identity (tree, tree, tree);
+extern tree hook_tree_tree_tree_bool_null (tree, tree, bool);
+
+extern unsigned hook_uint_uint_constcharptrptr_0 (unsigned, const char **);
+
+extern bool default_can_output_mi_thunk_no_vcall (const_tree, HOST_WIDE_INT,
+						  HOST_WIDE_INT, const_tree);
+
+extern rtx hook_rtx_rtx_identity (rtx);
+extern rtx hook_rtx_rtx_null (rtx);
+extern rtx hook_rtx_tree_int_null (tree, int);
+
+extern const char *hook_constcharptr_const_tree_null (const_tree);
+extern const char *hook_constcharptr_const_rtx_null (const_rtx);
+extern const char *hook_constcharptr_const_tree_const_tree_null (const_tree, const_tree);
+extern const char *hook_constcharptr_int_const_tree_null (int, const_tree);
+extern const char *hook_constcharptr_int_const_tree_const_tree_null (int, const_tree, const_tree);
+#endif