1 /* Specialized bits of code needed for the offloading tables. 2 Copyright (C) 2014-2015 Free Software Foundation, Inc. 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 43 #define OFFLOAD_FUNC_TABLE_SECTION_NAME ".gnu.offload_funcs" 44 #define OFFLOAD_VAR_TABLE_SECTION_NAME ".gnu.offload_vars" 45 46 #ifdef CRT_BEGIN 47 48 #if defined(HAVE_GAS_HIDDEN) && defined(ENABLE_OFFLOADING) 49 void *__offload_func_table[0] 50 __attribute__ ((__used__, visibility ("hidden"), 51 section (OFFLOAD_FUNC_TABLE_SECTION_NAME))) = { }; 52 void *__offload_var_table[0] 53 __attribute__ ((__used__, visibility ("hidden"), 54 section (OFFLOAD_VAR_TABLE_SECTION_NAME))) = { }; 55 #endif 56 57 #elif defined CRT_END 58 59 #if defined(HAVE_GAS_HIDDEN) && defined(ENABLE_OFFLOADING) 60 void *__offload_funcs_end[0] 61 __attribute__ ((__used__, visibility ("hidden"), 62 section (OFFLOAD_FUNC_TABLE_SECTION_NAME))) = { }; 63 void *__offload_vars_end[0] 64 __attribute__ ((__used__, visibility ("hidden"), 65 section (OFFLOAD_VAR_TABLE_SECTION_NAME))) = { }; 66 67 extern void *__offload_func_table[]; 68 extern void *__offload_var_table[]; 69 70 void *__OFFLOAD_TABLE__[] 71 __attribute__ ((__visibility__ ("hidden"))) = 72 { 73 &__offload_func_table, &__offload_funcs_end, 74 &__offload_var_table, &__offload_vars_end 75 }; 76 #endif 77 78 #else /* ! CRT_BEGIN && ! CRT_END */ 79 #error "One of CRT_BEGIN or CRT_END must be defined." 80 #endif 81