1 /* Target-dependent globals.
2 Copyright (C) 2010 Free Software Foundation, Inc.
4 This file is part of GCC.
6 GCC is free software; you can redistribute it and/or modify it under
7 the terms of the GNU General Public License as published by the Free
8 Software Foundation; either version 3, or (at your option) any later
11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16 You should have received a copy of the GNU General Public License
17 along with GCC; see the file COPYING3. If not see
18 <http://www.gnu.org/licenses/>. */
20 #ifndef TARGET_GLOBALS_H
21 #define TARGET_GLOBALS_H 1
24 extern struct target_flag_state *this_target_flag_state;
25 extern struct target_regs *this_target_regs;
26 extern struct target_rtl *this_target_rtl;
27 extern struct target_hard_regs *this_target_hard_regs;
28 extern struct target_reload *this_target_reload;
29 extern struct target_expmed *this_target_expmed;
31 struct GTY(()) target_globals {
32 struct target_flag_state *GTY((skip)) flag_state;
33 struct target_regs *GTY((skip)) regs;
34 struct target_rtl *rtl;
35 struct target_hard_regs *GTY((skip)) hard_regs;
36 struct target_reload *GTY((skip)) reload;
37 struct target_expmed *GTY((skip)) expmed;
40 extern struct target_globals default_target_globals;
42 extern struct target_globals *save_target_globals (void);
45 restore_target_globals (struct target_globals *g)
47 this_target_flag_state = g->flag_state;
48 this_target_regs = g->regs;
49 this_target_rtl = g->rtl;
50 this_target_hard_regs = g->hard_regs;
51 this_target_reload = g->reload;
52 this_target_expmed = g->expmed;