--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/rtlhooks-def.h	Fri Jul 17 14:47:48 2009 +0900
@@ -0,0 +1,51 @@
+/* Default macros to initialize an rtl_hooks data structure.
+   Copyright 2004, 2005, 2007, 2008 Free Software Foundation, Inc.
+
+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/>.  */
+
+#ifndef GCC_RTL_HOOKS_DEF_H
+#define GCC_RTL_HOOKS_DEF_H
+
+#include "rtl.h"
+
+#define RTL_HOOKS_GEN_LOWPART gen_lowpart_general
+#define RTL_HOOKS_GEN_LOWPART_NO_EMIT gen_lowpart_no_emit_general
+#define RTL_HOOKS_REG_NONZERO_REG_BITS reg_nonzero_bits_general
+#define RTL_HOOKS_REG_NUM_SIGN_BIT_COPIES reg_num_sign_bit_copies_general
+#define RTL_HOOKS_REG_TRUNCATED_TO_MODE reg_truncated_to_mode_general
+
+/* The structure is defined in rtl.h.  */
+#define RTL_HOOKS_INITIALIZER {			\
+  RTL_HOOKS_GEN_LOWPART,			\
+  RTL_HOOKS_GEN_LOWPART_NO_EMIT,		\
+  RTL_HOOKS_REG_NONZERO_REG_BITS,		\
+  RTL_HOOKS_REG_NUM_SIGN_BIT_COPIES,		\
+  RTL_HOOKS_REG_TRUNCATED_TO_MODE		\
+}
+
+extern rtx gen_lowpart_general (enum machine_mode, rtx);
+extern rtx gen_lowpart_no_emit_general (enum machine_mode, rtx);
+extern rtx reg_nonzero_bits_general (const_rtx, enum machine_mode, const_rtx,
+				     enum machine_mode,
+				     unsigned HOST_WIDE_INT,
+				     unsigned HOST_WIDE_INT *);
+extern rtx reg_num_sign_bit_copies_general (const_rtx, enum machine_mode, const_rtx,
+					    enum machine_mode,
+					    unsigned int, unsigned int *);
+extern bool reg_truncated_to_mode_general (enum machine_mode, const_rtx);
+
+#endif /* GCC_RTL_HOOKS_DEF_H */