1 /* Expand builtin functions. 2 Copyright (C) 1988, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 3 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 4 Free Software Foundation, Inc. 5 6 This file is part of GCC. 7 8 GCC is free software; you can redistribute it and/or modify it under 9 the terms of the GNU General Public License as published by the Free 10 Software Foundation; either version 3, or (at your option) any later 11 version. 12 13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY 14 WARRANTY; without even the implied warranty of MERCHANTABILITY or 15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 16 for more details. 17 18 You should have received a copy of the GNU General Public License 19 along with GCC; see the file COPYING3. If not see 20 <http://www.gnu.org/licenses/>. */ 21 22 #ifndef GCC_BUILTINS_H 23 #define GCC_BUILTINS_H 24 25 /* Target-dependent globals. */ 26 struct target_builtins { 27 /* For each register that may be used for calling a function, this 28 gives a mode used to copy the register's value. VOIDmode indicates 29 the register is not used for calling a function. If the machine 30 has register windows, this gives only the outbound registers. 31 INCOMING_REGNO gives the corresponding inbound register. */ 32 enum machine_mode x_apply_args_mode[FIRST_PSEUDO_REGISTER]; 33 34 /* For each register that may be used for returning values, this gives 35 a mode used to copy the register's value. VOIDmode indicates the 36 register is not used for returning values. If the machine has 37 register windows, this gives only the outbound registers. 38 INCOMING_REGNO gives the corresponding inbound register. */ 39 enum machine_mode x_apply_result_mode[FIRST_PSEUDO_REGISTER]; 40 }; 41 42 extern GTY(()) struct target_builtins default_target_builtins; 43 #if SWITCHABLE_TARGET 44 extern struct target_builtins *this_target_builtins; 45 #else 46 #define this_target_builtins (&default_target_builtins) 47 #endif 48 49 #endif 50