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3bd36029 | 1 | /* Target-dependent globals. |
d1e082c2 | 2 | Copyright (C) 2010-2013 Free Software Foundation, Inc. |
3bd36029 RS |
3 | |
4 | This file is part of GCC. | |
5 | ||
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 | |
9 | version. | |
10 | ||
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 | |
14 | for more details. | |
15 | ||
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/>. */ | |
19 | ||
20 | #include "config.h" | |
21 | #include "system.h" | |
22 | #include "coretypes.h" | |
23 | #include "tm.h" | |
24 | #include "insn-config.h" | |
25 | #include "machmode.h" | |
26 | #include "ggc.h" | |
27 | #include "toplev.h" | |
28 | #include "target-globals.h" | |
29 | #include "flags.h" | |
939dcd0d | 30 | #include "regs.h" |
5fb0e246 | 31 | #include "rtl.h" |
6642445b | 32 | #include "hard-reg-set.h" |
d474db84 | 33 | #include "reload.h" |
462f85ce | 34 | #include "expmed.h" |
4bcbfa03 RS |
35 | #include "expr.h" |
36 | #include "optabs.h" | |
3e9c326a | 37 | #include "libfuncs.h" |
4391924a | 38 | #include "cfgloop.h" |
afcc66c4 | 39 | #include "ira-int.h" |
55a2c322 | 40 | #include "lra-int.h" |
fa19795e | 41 | #include "builtins.h" |
7c6811fe | 42 | #include "gcse.h" |
76ee381a | 43 | #include "bb-reorder.h" |
af4ba423 | 44 | #include "lower-subreg.h" |
3bd36029 RS |
45 | |
46 | #if SWITCHABLE_TARGET | |
47 | struct target_globals default_target_globals = { | |
939dcd0d | 48 | &default_target_flag_state, |
5fb0e246 | 49 | &default_target_regs, |
6642445b | 50 | &default_target_rtl, |
d474db84 | 51 | &default_target_hard_regs, |
462f85ce | 52 | &default_target_reload, |
4bcbfa03 | 53 | &default_target_expmed, |
3e9c326a | 54 | &default_target_optabs, |
4391924a | 55 | &default_target_libfuncs, |
afcc66c4 RS |
56 | &default_target_cfgloop, |
57 | &default_target_ira, | |
fa19795e | 58 | &default_target_ira_int, |
55a2c322 | 59 | &default_target_lra_int, |
7c6811fe | 60 | &default_target_builtins, |
76ee381a | 61 | &default_target_gcse, |
af4ba423 KZ |
62 | &default_target_bb_reorder, |
63 | &default_target_lower_subreg | |
3bd36029 RS |
64 | }; |
65 | ||
66 | struct target_globals * | |
67 | save_target_globals (void) | |
68 | { | |
69 | struct target_globals *g; | |
70 | ||
71 | g = ggc_alloc_target_globals (); | |
72 | g->flag_state = XCNEW (struct target_flag_state); | |
939dcd0d | 73 | g->regs = XCNEW (struct target_regs); |
5fb0e246 | 74 | g->rtl = ggc_alloc_cleared_target_rtl (); |
6642445b | 75 | g->hard_regs = XCNEW (struct target_hard_regs); |
d474db84 | 76 | g->reload = XCNEW (struct target_reload); |
462f85ce | 77 | g->expmed = XCNEW (struct target_expmed); |
4bcbfa03 | 78 | g->optabs = XCNEW (struct target_optabs); |
3e9c326a | 79 | g->libfuncs = ggc_alloc_cleared_target_libfuncs (); |
4391924a | 80 | g->cfgloop = XCNEW (struct target_cfgloop); |
afcc66c4 RS |
81 | g->ira = XCNEW (struct target_ira); |
82 | g->ira_int = XCNEW (struct target_ira_int); | |
74c4a938 | 83 | g->lra_int = XCNEW (struct target_lra_int); |
fa19795e | 84 | g->builtins = XCNEW (struct target_builtins); |
7c6811fe | 85 | g->gcse = XCNEW (struct target_gcse); |
76ee381a | 86 | g->bb_reorder = XCNEW (struct target_bb_reorder); |
af4ba423 | 87 | g->lower_subreg = XCNEW (struct target_lower_subreg); |
3bd36029 | 88 | restore_target_globals (g); |
77f55879 | 89 | init_reg_sets (); |
3bd36029 RS |
90 | target_reinit (); |
91 | return g; | |
92 | } | |
93 | ||
135204dd AH |
94 | /* Like save_target_globals() above, but set *this_target_optabs |
95 | correctly when a previous function has changed | |
96 | *this_target_optabs. */ | |
97 | ||
98 | struct target_globals * | |
99 | save_target_globals_default_opts () | |
100 | { | |
101 | struct target_globals *globals; | |
102 | ||
103 | if (optimization_current_node != optimization_default_node) | |
104 | { | |
105 | tree opts = optimization_current_node; | |
106 | /* Temporarily switch to the default optimization node, so that | |
107 | *this_target_optabs is set to the default, not reflecting | |
108 | whatever a previous function used for the optimize | |
109 | attribute. */ | |
110 | optimization_current_node = optimization_default_node; | |
111 | cl_optimization_restore | |
112 | (&global_options, | |
113 | TREE_OPTIMIZATION (optimization_default_node)); | |
114 | globals = save_target_globals (); | |
115 | optimization_current_node = opts; | |
116 | cl_optimization_restore (&global_options, | |
117 | TREE_OPTIMIZATION (opts)); | |
118 | return globals; | |
119 | } | |
120 | return save_target_globals (); | |
121 | } | |
122 | ||
3bd36029 | 123 | #endif |