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3bd36029 | 1 | /* Target-dependent globals. |
a945c346 | 2 | Copyright (C) 2010-2024 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" |
09a85191 | 44 | #include "tm_p.h" |
3bd36029 RS |
45 | |
46 | #if SWITCHABLE_TARGET | |
99b1c316 | 47 | class target_globals default_target_globals = { |
939dcd0d | 48 | &default_target_flag_state, |
5fb0e246 | 49 | &default_target_regs, |
6642445b | 50 | &default_target_rtl, |
4cc8d9d2 | 51 | &default_target_recog, |
d474db84 | 52 | &default_target_hard_regs, |
bd785b44 | 53 | &default_target_function_abi_info, |
462f85ce | 54 | &default_target_reload, |
4bcbfa03 | 55 | &default_target_expmed, |
3e9c326a | 56 | &default_target_optabs, |
4391924a | 57 | &default_target_libfuncs, |
afcc66c4 RS |
58 | &default_target_cfgloop, |
59 | &default_target_ira, | |
fa19795e | 60 | &default_target_ira_int, |
7c6811fe | 61 | &default_target_builtins, |
76ee381a | 62 | &default_target_gcse, |
af4ba423 | 63 | &default_target_bb_reorder, |
09a85191 RS |
64 | &default_target_lower_subreg, |
65 | &default_target_constraints | |
3bd36029 RS |
66 | }; |
67 | ||
99b1c316 | 68 | class target_globals * |
3bd36029 RS |
69 | save_target_globals (void) |
70 | { | |
99b1c316 MS |
71 | class target_globals *g = ggc_cleared_alloc <target_globals> (); |
72 | g->flag_state = XCNEW (class target_flag_state); | |
1942d1a9 | 73 | g->regs = XCNEW (struct target_regs); |
766090c2 | 74 | g->rtl = ggc_cleared_alloc<target_rtl> (); |
1942d1a9 RS |
75 | g->recog = XCNEW (struct target_recog); |
76 | g->hard_regs = XCNEW (struct target_hard_regs); | |
bd785b44 | 77 | g->function_abi_info = XCNEW (struct target_function_abi_info); |
1942d1a9 RS |
78 | g->reload = XCNEW (struct target_reload); |
79 | g->expmed = XCNEW (struct target_expmed); | |
80 | g->optabs = XCNEW (struct target_optabs); | |
766090c2 | 81 | g->libfuncs = ggc_cleared_alloc<target_libfuncs> (); |
1942d1a9 RS |
82 | g->cfgloop = XCNEW (struct target_cfgloop); |
83 | g->ira = XCNEW (struct target_ira); | |
99b1c316 | 84 | g->ira_int = XCNEW (class target_ira_int); |
1942d1a9 RS |
85 | g->builtins = XCNEW (struct target_builtins); |
86 | g->gcse = XCNEW (struct target_gcse); | |
87 | g->bb_reorder = XCNEW (struct target_bb_reorder); | |
88 | g->lower_subreg = XCNEW (struct target_lower_subreg); | |
09a85191 | 89 | g->constraints = XCNEW (target_constraints); |
3bd36029 | 90 | restore_target_globals (g); |
77f55879 | 91 | init_reg_sets (); |
3bd36029 RS |
92 | target_reinit (); |
93 | return g; | |
94 | } | |
95 | ||
135204dd AH |
96 | /* Like save_target_globals() above, but set *this_target_optabs |
97 | correctly when a previous function has changed | |
98 | *this_target_optabs. */ | |
99 | ||
99b1c316 | 100 | class target_globals * |
135204dd AH |
101 | save_target_globals_default_opts () |
102 | { | |
99b1c316 | 103 | class target_globals *globals; |
135204dd AH |
104 | |
105 | if (optimization_current_node != optimization_default_node) | |
106 | { | |
107 | tree opts = optimization_current_node; | |
108 | /* Temporarily switch to the default optimization node, so that | |
109 | *this_target_optabs is set to the default, not reflecting | |
110 | whatever a previous function used for the optimize | |
111 | attribute. */ | |
112 | optimization_current_node = optimization_default_node; | |
113 | cl_optimization_restore | |
ba948b37 | 114 | (&global_options, &global_options_set, |
135204dd AH |
115 | TREE_OPTIMIZATION (optimization_default_node)); |
116 | globals = save_target_globals (); | |
117 | optimization_current_node = opts; | |
ba948b37 | 118 | cl_optimization_restore (&global_options, &global_options_set, |
135204dd AH |
119 | TREE_OPTIMIZATION (opts)); |
120 | return globals; | |
121 | } | |
122 | return save_target_globals (); | |
123 | } | |
124 | ||
1942d1a9 RS |
125 | target_globals::~target_globals () |
126 | { | |
127 | /* default_target_globals points to static data so shouldn't be freed. */ | |
128 | if (this != &default_target_globals) | |
129 | { | |
ad01608e | 130 | ira_int->~target_ira_int (); |
6969eb0d | 131 | hard_regs->finalize (); |
1942d1a9 RS |
132 | XDELETE (flag_state); |
133 | XDELETE (regs); | |
134 | XDELETE (recog); | |
135 | XDELETE (hard_regs); | |
bd785b44 | 136 | XDELETE (function_abi_info); |
1942d1a9 RS |
137 | XDELETE (reload); |
138 | XDELETE (expmed); | |
139 | XDELETE (optabs); | |
140 | XDELETE (cfgloop); | |
141 | XDELETE (ira); | |
142 | XDELETE (ira_int); | |
143 | XDELETE (builtins); | |
144 | XDELETE (gcse); | |
145 | XDELETE (bb_reorder); | |
146 | XDELETE (lower_subreg); | |
09a85191 | 147 | XDELETE (constraints); |
1942d1a9 RS |
148 | } |
149 | } | |
150 | ||
3bd36029 | 151 | #endif |