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821d4118 | 1 | /* Target-dependent globals. |
3aea1f79 | 2 | Copyright (C) 2010-2014 Free Software Foundation, Inc. |
821d4118 | 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" | |
41a8aa41 | 26 | #include "tree.h" |
821d4118 | 27 | #include "ggc.h" |
28 | #include "toplev.h" | |
29 | #include "target-globals.h" | |
30 | #include "flags.h" | |
c3460481 | 31 | #include "regs.h" |
679bcc8d | 32 | #include "rtl.h" |
6d0eb0c4 | 33 | #include "hard-reg-set.h" |
5f00384a | 34 | #include "reload.h" |
6ebe4c69 | 35 | #include "expmed.h" |
2770cb33 | 36 | #include "expr.h" |
34517c64 | 37 | #include "insn-codes.h" |
2770cb33 | 38 | #include "optabs.h" |
d0f03375 | 39 | #include "libfuncs.h" |
e8aa5a28 | 40 | #include "cfgloop.h" |
a1e0509e | 41 | #include "ira-int.h" |
3b9c3a16 | 42 | #include "builtins.h" |
049d15fc | 43 | #include "gcse.h" |
22d65d2c | 44 | #include "bb-reorder.h" |
c7944dce | 45 | #include "lower-subreg.h" |
d2b854bc | 46 | #include "recog.h" |
821d4118 | 47 | |
48 | #if SWITCHABLE_TARGET | |
49 | struct target_globals default_target_globals = { | |
c3460481 | 50 | &default_target_flag_state, |
679bcc8d | 51 | &default_target_regs, |
6d0eb0c4 | 52 | &default_target_rtl, |
d2b854bc | 53 | &default_target_recog, |
5f00384a | 54 | &default_target_hard_regs, |
6ebe4c69 | 55 | &default_target_reload, |
2770cb33 | 56 | &default_target_expmed, |
d0f03375 | 57 | &default_target_optabs, |
e8aa5a28 | 58 | &default_target_libfuncs, |
a1e0509e | 59 | &default_target_cfgloop, |
60 | &default_target_ira, | |
3b9c3a16 | 61 | &default_target_ira_int, |
049d15fc | 62 | &default_target_builtins, |
22d65d2c | 63 | &default_target_gcse, |
c7944dce | 64 | &default_target_bb_reorder, |
65 | &default_target_lower_subreg | |
821d4118 | 66 | }; |
67 | ||
68 | struct target_globals * | |
69 | save_target_globals (void) | |
70 | { | |
f6de51be | 71 | struct target_globals *g = ggc_cleared_alloc <target_globals> (); |
72 | g->flag_state = XCNEW (struct target_flag_state); | |
73 | g->regs = XCNEW (struct target_regs); | |
25a27413 | 74 | g->rtl = ggc_cleared_alloc<target_rtl> (); |
f6de51be | 75 | g->recog = XCNEW (struct target_recog); |
76 | g->hard_regs = XCNEW (struct target_hard_regs); | |
77 | g->reload = XCNEW (struct target_reload); | |
78 | g->expmed = XCNEW (struct target_expmed); | |
79 | g->optabs = XCNEW (struct target_optabs); | |
25a27413 | 80 | g->libfuncs = ggc_cleared_alloc<target_libfuncs> (); |
f6de51be | 81 | g->cfgloop = XCNEW (struct target_cfgloop); |
82 | g->ira = XCNEW (struct target_ira); | |
83 | g->ira_int = XCNEW (struct target_ira_int); | |
84 | g->builtins = XCNEW (struct target_builtins); | |
85 | g->gcse = XCNEW (struct target_gcse); | |
86 | g->bb_reorder = XCNEW (struct target_bb_reorder); | |
87 | g->lower_subreg = XCNEW (struct target_lower_subreg); | |
821d4118 | 88 | restore_target_globals (g); |
03a75ccf | 89 | init_reg_sets (); |
821d4118 | 90 | target_reinit (); |
91 | return g; | |
92 | } | |
93 | ||
08c7d04b | 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 | ||
f6de51be | 123 | target_globals::~target_globals () |
124 | { | |
125 | /* default_target_globals points to static data so shouldn't be freed. */ | |
126 | if (this != &default_target_globals) | |
127 | { | |
bce266bd | 128 | ira_int->~target_ira_int (); |
18d9a614 | 129 | hard_regs->finalize (); |
f6de51be | 130 | XDELETE (flag_state); |
131 | XDELETE (regs); | |
132 | XDELETE (recog); | |
133 | XDELETE (hard_regs); | |
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 | ||
821d4118 | 147 | #endif |