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3bd36029 | 1 | /* Target-dependent globals. |
8d9254fc | 2 | Copyright (C) 2010-2020 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" | |
c7131fb2 | 23 | #include "backend.h" |
957060b5 AM |
24 | #include "rtl.h" |
25 | #include "tree.h" | |
957060b5 AM |
26 | #include "expmed.h" |
27 | #include "optabs-query.h" | |
3bd36029 | 28 | #include "insn-config.h" |
957060b5 | 29 | #include "regs.h" |
4d0cdd0c | 30 | #include "memmodel.h" |
957060b5 AM |
31 | #include "ira.h" |
32 | #include "ira-int.h" | |
3bd36029 RS |
33 | #include "toplev.h" |
34 | #include "target-globals.h" | |
35 | #include "flags.h" | |
d474db84 | 36 | #include "reload.h" |
3e9c326a | 37 | #include "libfuncs.h" |
4391924a | 38 | #include "cfgloop.h" |
fa19795e | 39 | #include "builtins.h" |
7c6811fe | 40 | #include "gcse.h" |
76ee381a | 41 | #include "bb-reorder.h" |
af4ba423 | 42 | #include "lower-subreg.h" |
bd785b44 | 43 | #include "function-abi.h" |
3bd36029 RS |
44 | |
45 | #if SWITCHABLE_TARGET | |
99b1c316 | 46 | class target_globals default_target_globals = { |
939dcd0d | 47 | &default_target_flag_state, |
5fb0e246 | 48 | &default_target_regs, |
6642445b | 49 | &default_target_rtl, |
4cc8d9d2 | 50 | &default_target_recog, |
d474db84 | 51 | &default_target_hard_regs, |
bd785b44 | 52 | &default_target_function_abi_info, |
462f85ce | 53 | &default_target_reload, |
4bcbfa03 | 54 | &default_target_expmed, |
3e9c326a | 55 | &default_target_optabs, |
4391924a | 56 | &default_target_libfuncs, |
afcc66c4 RS |
57 | &default_target_cfgloop, |
58 | &default_target_ira, | |
fa19795e | 59 | &default_target_ira_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 | ||
99b1c316 | 66 | class target_globals * |
3bd36029 RS |
67 | save_target_globals (void) |
68 | { | |
99b1c316 MS |
69 | class target_globals *g = ggc_cleared_alloc <target_globals> (); |
70 | g->flag_state = XCNEW (class target_flag_state); | |
1942d1a9 | 71 | g->regs = XCNEW (struct target_regs); |
766090c2 | 72 | g->rtl = ggc_cleared_alloc<target_rtl> (); |
1942d1a9 RS |
73 | g->recog = XCNEW (struct target_recog); |
74 | g->hard_regs = XCNEW (struct target_hard_regs); | |
bd785b44 | 75 | g->function_abi_info = XCNEW (struct target_function_abi_info); |
1942d1a9 RS |
76 | g->reload = XCNEW (struct target_reload); |
77 | g->expmed = XCNEW (struct target_expmed); | |
78 | g->optabs = XCNEW (struct target_optabs); | |
766090c2 | 79 | g->libfuncs = ggc_cleared_alloc<target_libfuncs> (); |
1942d1a9 RS |
80 | g->cfgloop = XCNEW (struct target_cfgloop); |
81 | g->ira = XCNEW (struct target_ira); | |
99b1c316 | 82 | g->ira_int = XCNEW (class target_ira_int); |
1942d1a9 RS |
83 | g->builtins = XCNEW (struct target_builtins); |
84 | g->gcse = XCNEW (struct target_gcse); | |
85 | g->bb_reorder = XCNEW (struct target_bb_reorder); | |
86 | g->lower_subreg = XCNEW (struct target_lower_subreg); | |
3bd36029 | 87 | restore_target_globals (g); |
77f55879 | 88 | init_reg_sets (); |
3bd36029 RS |
89 | target_reinit (); |
90 | return g; | |
91 | } | |
92 | ||
135204dd AH |
93 | /* Like save_target_globals() above, but set *this_target_optabs |
94 | correctly when a previous function has changed | |
95 | *this_target_optabs. */ | |
96 | ||
99b1c316 | 97 | class target_globals * |
135204dd AH |
98 | save_target_globals_default_opts () |
99 | { | |
99b1c316 | 100 | class target_globals *globals; |
135204dd AH |
101 | |
102 | if (optimization_current_node != optimization_default_node) | |
103 | { | |
104 | tree opts = optimization_current_node; | |
105 | /* Temporarily switch to the default optimization node, so that | |
106 | *this_target_optabs is set to the default, not reflecting | |
107 | whatever a previous function used for the optimize | |
108 | attribute. */ | |
109 | optimization_current_node = optimization_default_node; | |
110 | cl_optimization_restore | |
111 | (&global_options, | |
112 | TREE_OPTIMIZATION (optimization_default_node)); | |
113 | globals = save_target_globals (); | |
114 | optimization_current_node = opts; | |
115 | cl_optimization_restore (&global_options, | |
116 | TREE_OPTIMIZATION (opts)); | |
117 | return globals; | |
118 | } | |
119 | return save_target_globals (); | |
120 | } | |
121 | ||
1942d1a9 RS |
122 | target_globals::~target_globals () |
123 | { | |
124 | /* default_target_globals points to static data so shouldn't be freed. */ | |
125 | if (this != &default_target_globals) | |
126 | { | |
ad01608e | 127 | ira_int->~target_ira_int (); |
6969eb0d | 128 | hard_regs->finalize (); |
1942d1a9 RS |
129 | XDELETE (flag_state); |
130 | XDELETE (regs); | |
131 | XDELETE (recog); | |
132 | XDELETE (hard_regs); | |
bd785b44 | 133 | XDELETE (function_abi_info); |
1942d1a9 RS |
134 | XDELETE (reload); |
135 | XDELETE (expmed); | |
136 | XDELETE (optabs); | |
137 | XDELETE (cfgloop); | |
138 | XDELETE (ira); | |
139 | XDELETE (ira_int); | |
140 | XDELETE (builtins); | |
141 | XDELETE (gcse); | |
142 | XDELETE (bb_reorder); | |
143 | XDELETE (lower_subreg); | |
144 | } | |
145 | } | |
146 | ||
3bd36029 | 147 | #endif |