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85c64bbe | 1 | /* Specialized bits of code needed for the offloading tables. |
8d9254fc | 2 | Copyright (C) 2014-2020 Free Software Foundation, Inc. |
85c64bbe BS |
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 | Under Section 7 of GPL version 3, you are granted additional | |
17 | permissions described in the GCC Runtime Library Exception, version | |
18 | 3.1, as published by the Free Software Foundation. | |
19 | ||
20 | You should have received a copy of the GNU General Public License and | |
21 | a copy of the GCC Runtime Library Exception along with this program; | |
22 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
23 | <http://www.gnu.org/licenses/>. */ | |
24 | ||
25 | /* Target machine header files require this define. */ | |
26 | #define IN_LIBGCC2 | |
27 | ||
28 | /* FIXME: Including auto-host is incorrect, but until we have | |
29 | identified the set of defines that need to go into auto-target.h, | |
30 | this will have to do. */ | |
31 | #include "auto-host.h" | |
32 | #undef caddr_t | |
33 | #undef pid_t | |
34 | #undef rlim_t | |
35 | #undef ssize_t | |
36 | #undef vfork | |
37 | #include "tconfig.h" | |
38 | #include "tsystem.h" | |
39 | #include "coretypes.h" | |
40 | #include "tm.h" | |
41 | #include "libgcc_tm.h" | |
42 | ||
e6861a99 IV |
43 | #if defined(HAVE_GAS_HIDDEN) && ENABLE_OFFLOADING == 1 |
44 | ||
85c64bbe BS |
45 | #define OFFLOAD_FUNC_TABLE_SECTION_NAME ".gnu.offload_funcs" |
46 | #define OFFLOAD_VAR_TABLE_SECTION_NAME ".gnu.offload_vars" | |
47 | ||
48 | #ifdef CRT_BEGIN | |
49 | ||
ebe4a560 | 50 | const void *const __offload_func_table[0] |
85c64bbe BS |
51 | __attribute__ ((__used__, visibility ("hidden"), |
52 | section (OFFLOAD_FUNC_TABLE_SECTION_NAME))) = { }; | |
ebe4a560 | 53 | const void *const __offload_var_table[0] |
85c64bbe BS |
54 | __attribute__ ((__used__, visibility ("hidden"), |
55 | section (OFFLOAD_VAR_TABLE_SECTION_NAME))) = { }; | |
85c64bbe BS |
56 | |
57 | #elif defined CRT_END | |
58 | ||
ebe4a560 | 59 | const void *const __offload_funcs_end[0] |
85c64bbe BS |
60 | __attribute__ ((__used__, visibility ("hidden"), |
61 | section (OFFLOAD_FUNC_TABLE_SECTION_NAME))) = { }; | |
ebe4a560 | 62 | const void *const __offload_vars_end[0] |
85c64bbe BS |
63 | __attribute__ ((__used__, visibility ("hidden"), |
64 | section (OFFLOAD_VAR_TABLE_SECTION_NAME))) = { }; | |
65 | ||
e6861a99 IV |
66 | #elif defined CRT_TABLE |
67 | ||
ebe4a560 NS |
68 | extern const void *const __offload_func_table[]; |
69 | extern const void *const __offload_var_table[]; | |
e6861a99 IV |
70 | extern const void *const __offload_funcs_end[]; |
71 | extern const void *const __offload_vars_end[]; | |
85c64bbe | 72 | |
ebe4a560 | 73 | const void *const __OFFLOAD_TABLE__[] |
85c64bbe BS |
74 | __attribute__ ((__visibility__ ("hidden"))) = |
75 | { | |
76 | &__offload_func_table, &__offload_funcs_end, | |
77 | &__offload_var_table, &__offload_vars_end | |
78 | }; | |
e6861a99 IV |
79 | |
80 | #else /* ! CRT_BEGIN && ! CRT_END && ! CRT_TABLE */ | |
81 | #error "One of CRT_BEGIN, CRT_END or CRT_TABLE must be defined." | |
85c64bbe BS |
82 | #endif |
83 | ||
85c64bbe | 84 | #endif |