target-globals.h revision 1.9 
1/* Target-dependent globals.
2   Copyright (C) 2010-2020 Free Software Foundation, Inc.
3
4This file is part of GCC.
5
6GCC is free software; you can redistribute it and/or modify it under
7the terms of the GNU General Public License as published by the Free
8Software Foundation; either version 3, or (at your option) any later
9version.
10
11GCC is distributed in the hope that it will be useful, but WITHOUT ANY
12WARRANTY; without even the implied warranty of MERCHANTABILITY or
13FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14for more details.
15
16You should have received a copy of the GNU General Public License
17along with GCC; see the file COPYING3.  If not see
18<http://www.gnu.org/licenses/>.  */
19
20#ifndef TARGET_GLOBALS_H
21#define TARGET_GLOBALS_H 1
22
23#if SWITCHABLE_TARGET
24extern class target_flag_state *this_target_flag_state;
25extern struct target_regs *this_target_regs;
26extern struct target_rtl *this_target_rtl;
27extern struct target_recog *this_target_recog;
28extern struct target_hard_regs *this_target_hard_regs;
29extern struct target_function_abi_info *this_target_function_abi_info;
30extern struct target_reload *this_target_reload;
31extern struct target_expmed *this_target_expmed;
32extern struct target_optabs *this_target_optabs;
33extern struct target_libfuncs *this_target_libfuncs;
34extern struct target_cfgloop *this_target_cfgloop;
35extern struct target_ira *this_target_ira;
36extern class target_ira_int *this_target_ira_int;
37extern struct target_builtins *this_target_builtins;
38extern struct target_gcse *this_target_gcse;
39extern struct target_bb_reorder *this_target_bb_reorder;
40extern struct target_lower_subreg *this_target_lower_subreg;
41#endif
42
43class GTY(()) target_globals {
44public:
45  ~target_globals ();
46
47  class target_flag_state *GTY((skip)) flag_state;
48  struct target_regs *GTY((skip)) regs;
49  struct target_rtl *rtl;
50  struct target_recog *GTY((skip)) recog;
51  struct target_hard_regs *GTY((skip)) hard_regs;
52  struct target_function_abi_info *GTY((skip)) function_abi_info;
53  struct target_reload *GTY((skip)) reload;
54  struct target_expmed *GTY((skip)) expmed;
55  struct target_optabs *GTY((skip)) optabs;
56  struct target_libfuncs *libfuncs;
57  struct target_cfgloop *GTY((skip)) cfgloop;
58  struct target_ira *GTY((skip)) ira;
59  class target_ira_int *GTY((skip)) ira_int;
60  struct target_builtins *GTY((skip)) builtins;
61  struct target_gcse *GTY((skip)) gcse;
62  struct target_bb_reorder *GTY((skip)) bb_reorder;
63  struct target_lower_subreg *GTY((skip)) lower_subreg;
64};
65
66#if SWITCHABLE_TARGET
67extern class target_globals default_target_globals;
68
69extern class target_globals *save_target_globals (void);
70extern class target_globals *save_target_globals_default_opts (void);
71
72static inline void
73restore_target_globals (class target_globals *g)
74{
75  this_target_flag_state = g->flag_state;
76  this_target_regs = g->regs;
77  this_target_rtl = g->rtl;
78  this_target_recog = g->recog;
79  this_target_hard_regs = g->hard_regs;
80  this_target_function_abi_info = g->function_abi_info;
81  this_target_reload = g->reload;
82  this_target_expmed = g->expmed;
83  this_target_optabs = g->optabs;
84  this_target_libfuncs = g->libfuncs;
85  this_target_cfgloop = g->cfgloop;
86  this_target_ira = g->ira;
87  this_target_ira_int = g->ira_int;
88  this_target_builtins = g->builtins;
89  this_target_gcse = g->gcse;
90  this_target_bb_reorder = g->bb_reorder;
91  this_target_lower_subreg = g->lower_subreg;
92}
93#endif
94
95#endif
96