--- /dev/null
+/* Target-dependent code for Darwin x86-64.
+
+ Copyright (C) 2009 Free Software Foundation, Inc.
+
+ This file is part of GDB.
+
+ 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 of the License, 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. If not, see <http://www.gnu.org/licenses/>. */
+#ifndef __AMD64_DARWIN_TDEP_H__
+#define __AMD64_DARWIN_TDEP_H__
+
+/* Mapping between the general-purpose registers in Darwin x86-64 thread
+ state and GDB's register cache layout.
+ Indexed by amd64_regnum. */
+extern int amd64_darwin_thread_state_reg_offset[];
+extern const int amd64_darwin_thread_state_num_regs;
+
+#endif /* __AMD64_DARWIN_TDEP_H__ */