| 1 | /* Copyright (C) 2006-2025 Free Software Foundation, Inc. |
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| 2 | |
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| 3 | This file is part of GCC. |
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| 4 | |
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| 5 | GCC is free software; you can redistribute it and/or modify it under |
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| 6 | the terms of the GNU General Public License as published by the Free |
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| 7 | Software Foundation; either version 3, or (at your option) any later |
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| 8 | version. |
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| 9 | |
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| 10 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
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| 11 | WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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| 12 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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| 13 | for more details. |
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| 14 | |
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| 15 | You should have received a copy of the GNU General Public License |
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| 16 | along with GCC; see the file COPYING3. If not see |
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| 17 | <http://www.gnu.org/licenses/>. */ |
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| 18 | |
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| 19 | /* This file contains the definition of the types provided by the |
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| 20 | Fortran 2003 ISO_C_BINDING intrinsic module. The ordering of |
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| 21 | the entries matters for the *.mod backwards compatibility. */ |
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| 22 | |
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| 23 | #ifndef NAMED_INTCST |
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| 24 | # define NAMED_INTCST(a,b,c,d) |
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| 25 | #endif |
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| 26 | |
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| 27 | #ifndef NAMED_REALCST |
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| 28 | # define NAMED_REALCST(a,b,c,d) |
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| 29 | #endif |
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| 30 | |
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| 31 | #ifndef NAMED_CMPXCST |
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| 32 | # define NAMED_CMPXCST(a,b,c,d) |
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| 33 | #endif |
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| 34 | |
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| 35 | #ifndef NAMED_LOGCST |
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| 36 | # define NAMED_LOGCST(a,b,c) |
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| 37 | #endif |
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| 38 | |
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| 39 | #ifndef NAMED_CHARKNDCST |
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| 40 | # define NAMED_CHARKNDCST(a,b,c) |
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| 41 | #endif |
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| 42 | |
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| 43 | #ifndef NAMED_FUNCTION |
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| 44 | # define NAMED_FUNCTION(a,b,c,d) |
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| 45 | #endif |
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| 46 | |
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| 47 | #ifndef NAMED_SUBROUTINE |
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| 48 | # define NAMED_SUBROUTINE(a,b,c,d) |
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| 49 | #endif |
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| 50 | |
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| 51 | #ifndef NAMED_UINTCST |
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| 52 | # define NAMED_UINTCST(a,b,c,d) |
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| 53 | #endif |
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| 54 | |
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| 55 | /* The arguments to NAMED_*CST are: |
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| 56 | -- an internal name |
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| 57 | -- the symbol name in the module, as seen by Fortran code |
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| 58 | -- the value it has, for use in trans-types.cc |
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| 59 | -- the standard that supports this type */ |
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| 60 | |
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| 61 | NAMED_INTCST (ISOCBINDING_INT, "c_int" , gfc_c_int_kind, GFC_STD_F2003) |
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| 62 | NAMED_INTCST (ISOCBINDING_SHORT, "c_short" , \ |
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| 63 | get_int_kind_from_node (short_integer_type_node), GFC_STD_F2003) |
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| 64 | NAMED_INTCST (ISOCBINDING_LONG, "c_long" , \ |
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| 65 | get_int_kind_from_node (long_integer_type_node), GFC_STD_F2003) |
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| 66 | NAMED_INTCST (ISOCBINDING_LONG_LONG, "c_long_long" , \ |
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| 67 | get_int_kind_from_node (long_long_integer_type_node), GFC_STD_F2003) |
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| 68 | |
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| 69 | NAMED_INTCST (ISOCBINDING_INTMAX_T, "c_intmax_t" , \ |
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| 70 | get_int_kind_from_name (INTMAX_TYPE), GFC_STD_F2003) |
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| 71 | NAMED_INTCST (ISOCBINDING_INTPTR_T, "c_intptr_t" , \ |
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| 72 | get_int_kind_from_name (INTPTR_TYPE), GFC_STD_F2003) |
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| 73 | NAMED_INTCST (ISOCBINDING_PTRDIFF_T, "c_ptrdiff_t" , \ |
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| 74 | get_int_kind_from_name (PTRDIFF_TYPE), GFC_STD_F2018) |
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| 75 | NAMED_INTCST (ISOCBINDING_SIZE_T, "c_size_t" , \ |
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| 76 | gfc_index_integer_kind, GFC_STD_F2003) |
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| 77 | NAMED_INTCST (ISOCBINDING_SIGNED_CHAR, "c_signed_char" , \ |
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| 78 | get_int_kind_from_node (signed_char_type_node), GFC_STD_F2003) |
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| 79 | |
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| 80 | NAMED_INTCST (ISOCBINDING_INT8_T, "c_int8_t" , \ |
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| 81 | get_int_kind_from_name (INT8_TYPE), GFC_STD_F2003) |
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| 82 | NAMED_INTCST (ISOCBINDING_INT16_T, "c_int16_t" , \ |
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| 83 | get_int_kind_from_name (INT16_TYPE), GFC_STD_F2003) |
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| 84 | NAMED_INTCST (ISOCBINDING_INT32_T, "c_int32_t" , \ |
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| 85 | get_int_kind_from_name (INT32_TYPE), GFC_STD_F2003) |
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| 86 | NAMED_INTCST (ISOCBINDING_INT64_T, "c_int64_t" , \ |
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| 87 | get_int_kind_from_name (INT64_TYPE), GFC_STD_F2003) |
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| 88 | /* GNU Extension. */ |
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| 89 | NAMED_INTCST (ISOCBINDING_INT128_T, "c_int128_t" , \ |
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| 90 | get_int_kind_from_width (128), GFC_STD_GNU) |
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| 91 | |
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| 92 | NAMED_INTCST (ISOCBINDING_INT_LEAST8_T, "c_int_least8_t" , \ |
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| 93 | get_int_kind_from_name (INT_LEAST8_TYPE), GFC_STD_F2003) |
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| 94 | NAMED_INTCST (ISOCBINDING_INT_LEAST16_T, "c_int_least16_t" , \ |
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| 95 | get_int_kind_from_name (INT_LEAST16_TYPE), GFC_STD_F2003) |
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| 96 | NAMED_INTCST (ISOCBINDING_INT_LEAST32_T, "c_int_least32_t" , \ |
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| 97 | get_int_kind_from_name (INT_LEAST32_TYPE), GFC_STD_F2003) |
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| 98 | NAMED_INTCST (ISOCBINDING_INT_LEAST64_T, "c_int_least64_t" , \ |
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| 99 | get_int_kind_from_name (INT_LEAST64_TYPE), GFC_STD_F2003) |
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| 100 | /* GNU Extension. */ |
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| 101 | NAMED_INTCST (ISOCBINDING_INT_LEAST128_T, "c_int_least128_t" , \ |
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| 102 | get_int_kind_from_minimal_width (128), GFC_STD_GNU) |
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| 103 | |
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| 104 | NAMED_INTCST (ISOCBINDING_INT_FAST8_T, "c_int_fast8_t" , \ |
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| 105 | get_int_kind_from_name (INT_FAST8_TYPE), GFC_STD_F2003) |
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| 106 | NAMED_INTCST (ISOCBINDING_INT_FAST16_T, "c_int_fast16_t" , \ |
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| 107 | get_int_kind_from_name (INT_FAST16_TYPE), GFC_STD_F2003) |
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| 108 | NAMED_INTCST (ISOCBINDING_INT_FAST32_T, "c_int_fast32_t" , \ |
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| 109 | get_int_kind_from_name (INT_FAST32_TYPE), GFC_STD_F2003) |
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| 110 | NAMED_INTCST (ISOCBINDING_INT_FAST64_T, "c_int_fast64_t" , \ |
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| 111 | get_int_kind_from_name (INT_FAST64_TYPE), GFC_STD_F2003) |
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| 112 | /* GNU Extension. */ |
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| 113 | NAMED_INTCST (ISOCBINDING_INT_FAST128_T, "c_int_fast128_t" , |
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| 114 | get_int_kind_from_width (128), GFC_STD_GNU) |
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| 115 | |
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| 116 | NAMED_REALCST (ISOCBINDING_FLOAT, "c_float" , \ |
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| 117 | get_real_kind_from_node (float_type_node), GFC_STD_F2003) |
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| 118 | NAMED_REALCST (ISOCBINDING_DOUBLE, "c_double" , \ |
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| 119 | get_real_kind_from_node (double_type_node), GFC_STD_F2003) |
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| 120 | NAMED_REALCST (ISOCBINDING_LONG_DOUBLE, "c_long_double" , \ |
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| 121 | get_real_kind_from_node (long_double_type_node), GFC_STD_F2003) |
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| 122 | |
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| 123 | /* GNU Extension. Note that the equivalence here is specifically to |
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| 124 | the IEEE 128-bit type _Float128; if that does not map onto a type |
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| 125 | otherwise supported by the Fortran front end, get_real_kind_from_node |
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| 126 | will reject it as unsupported. */ |
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| 127 | NAMED_REALCST (ISOCBINDING_FLOAT128, "c_float128" , \ |
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| 128 | (float128_type_node == NULL_TREE \ |
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| 129 | ? -4 : get_real_kind_from_node (float128_type_node)), \ |
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| 130 | GFC_STD_GNU) |
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| 131 | NAMED_CMPXCST (ISOCBINDING_FLOAT_COMPLEX, "c_float_complex" , \ |
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| 132 | get_real_kind_from_node (float_type_node), GFC_STD_F2003) |
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| 133 | NAMED_CMPXCST (ISOCBINDING_DOUBLE_COMPLEX, "c_double_complex" , \ |
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| 134 | get_real_kind_from_node (double_type_node), GFC_STD_F2003) |
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| 135 | NAMED_CMPXCST (ISOCBINDING_LONG_DOUBLE_COMPLEX, "c_long_double_complex" , \ |
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| 136 | get_real_kind_from_node (long_double_type_node), GFC_STD_F2003) |
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| 137 | |
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| 138 | /* GNU Extension. Similar issues to c_float128 above. */ |
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| 139 | NAMED_CMPXCST (ISOCBINDING_FLOAT128_COMPLEX, "c_float128_complex" , \ |
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| 140 | (float128_type_node == NULL_TREE \ |
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| 141 | ? -4 : get_real_kind_from_node (float128_type_node)), \ |
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| 142 | GFC_STD_GNU) |
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| 143 | |
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| 144 | NAMED_LOGCST (ISOCBINDING_BOOL, "c_bool" , \ |
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| 145 | get_int_kind_from_width (BOOL_TYPE_SIZE)) |
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| 146 | |
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| 147 | NAMED_CHARKNDCST (ISOCBINDING_CHAR, "c_char" , gfc_default_character_kind) |
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| 148 | |
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| 149 | #ifndef NAMED_CHARCST |
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| 150 | # define NAMED_CHARCST(a,b,c) |
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| 151 | #endif |
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| 152 | |
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| 153 | /* Use langhooks to deal with host to target translations. */ |
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| 154 | NAMED_CHARCST (ISOCBINDING_NULL_CHAR, "c_null_char" , \ |
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| 155 | lang_hooks.to_target_charset ('\0')) |
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| 156 | NAMED_CHARCST (ISOCBINDING_ALERT, "c_alert" , \ |
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| 157 | lang_hooks.to_target_charset ('\a')) |
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| 158 | NAMED_CHARCST (ISOCBINDING_BACKSPACE, "c_backspace" , \ |
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| 159 | lang_hooks.to_target_charset ('\b')) |
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| 160 | NAMED_CHARCST (ISOCBINDING_FORM_FEED, "c_form_feed" , \ |
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| 161 | lang_hooks.to_target_charset ('\f')) |
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| 162 | NAMED_CHARCST (ISOCBINDING_NEW_LINE, "c_new_line" , \ |
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| 163 | lang_hooks.to_target_charset ('\n')) |
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| 164 | NAMED_CHARCST (ISOCBINDING_CARRIAGE_RETURN, "c_carriage_return" , \ |
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| 165 | lang_hooks.to_target_charset ('\r')) |
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| 166 | NAMED_CHARCST (ISOCBINDING_HORIZONTAL_TAB, "c_horizontal_tab" , \ |
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| 167 | lang_hooks.to_target_charset ('\t')) |
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| 168 | NAMED_CHARCST (ISOCBINDING_VERTICAL_TAB, "c_vertical_tab" , \ |
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| 169 | lang_hooks.to_target_charset ('\v')) |
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| 170 | |
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| 171 | #ifndef DERIVED_TYPE |
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| 172 | # define DERIVED_TYPE(a,b,c) |
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| 173 | #endif |
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| 174 | |
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| 175 | DERIVED_TYPE (ISOCBINDING_PTR, "c_ptr" , \ |
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| 176 | get_int_kind_from_node (ptr_type_node)) |
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| 177 | DERIVED_TYPE (ISOCBINDING_NULL_PTR, "c_null_ptr" , \ |
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| 178 | get_int_kind_from_node (ptr_type_node)) |
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| 179 | DERIVED_TYPE (ISOCBINDING_FUNPTR, "c_funptr" , \ |
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| 180 | get_int_kind_from_node (ptr_type_node)) |
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| 181 | DERIVED_TYPE (ISOCBINDING_NULL_FUNPTR, "c_null_funptr" , \ |
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| 182 | get_int_kind_from_node (ptr_type_node)) |
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| 183 | |
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| 184 | /* The arguments to NAMED_FUNCTIONS and NAMED_SUBROUTINES are: |
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| 185 | -- the ISYM |
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| 186 | -- the symbol name in the module, as seen by Fortran code |
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| 187 | -- the Fortran standard */ |
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| 188 | |
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| 189 | NAMED_SUBROUTINE (ISOCBINDING_F_POINTER, "c_f_pointer" , |
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| 190 | GFC_ISYM_C_F_POINTER, GFC_STD_F2003) |
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| 191 | NAMED_SUBROUTINE (ISOCBINDING_F_PROCPOINTER, "c_f_procpointer" , |
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| 192 | GFC_ISYM_C_F_PROCPOINTER, GFC_STD_F2003) |
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| 193 | |
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| 194 | NAMED_FUNCTION (ISOCBINDING_ASSOCIATED, "c_associated" , |
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| 195 | GFC_ISYM_C_ASSOCIATED, GFC_STD_F2003) |
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| 196 | NAMED_FUNCTION (ISOCBINDING_FUNLOC, "c_funloc" , |
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| 197 | GFC_ISYM_C_FUNLOC, GFC_STD_F2003) |
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| 198 | NAMED_FUNCTION (ISOCBINDING_LOC, "c_loc" , |
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| 199 | GFC_ISYM_C_LOC, GFC_STD_F2003) |
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| 200 | |
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| 201 | NAMED_FUNCTION (ISOCBINDING_C_SIZEOF, "c_sizeof" , \ |
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| 202 | GFC_ISYM_C_SIZEOF, GFC_STD_F2008) |
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| 203 | |
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| 204 | NAMED_FUNCTION (ISOCBINDING_F_C_STRING, "f_c_string" , \ |
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| 205 | GFC_ISYM_F_C_STRING, GFC_STD_F2023) |
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| 206 | |
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| 207 | /* UNSIGNED. */ |
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| 208 | NAMED_UINTCST (ISOCBINDING_UINT, "c_unsigned" , gfc_c_uint_kind, \ |
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| 209 | GFC_STD_UNSIGNED) |
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| 210 | NAMED_UINTCST (ISOCBINDING_USHORT, "c_unsigned_short" , \ |
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| 211 | get_unsigned_kind_from_node (short_unsigned_type_node), \ |
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| 212 | GFC_STD_UNSIGNED) |
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| 213 | NAMED_UINTCST (ISOCBINDING_UCHAR, "c_unsigned_char" , \ |
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| 214 | get_unsigned_kind_from_node (unsigned_char_type_node), \ |
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| 215 | GFC_STD_UNSIGNED) |
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| 216 | NAMED_UINTCST (ISOCBINDING_ULONG, "c_unsigned_long" , \ |
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| 217 | get_unsigned_kind_from_node (long_unsigned_type_node), \ |
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| 218 | GFC_STD_UNSIGNED) |
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| 219 | NAMED_UINTCST (ISOCBINDING_ULONGLONG, "c_unsigned_long_long" , \ |
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| 220 | get_unsigned_kind_from_node (long_long_unsigned_type_node), \ |
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| 221 | GFC_STD_UNSIGNED) |
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| 222 | NAMED_UINTCST (ISOCBINDING_UINTMAX_T, "c_uintmax_t" , \ |
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| 223 | get_uint_kind_from_name (UINTMAX_TYPE), GFC_STD_UNSIGNED) |
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| 224 | NAMED_UINTCST (ISOCBINDING_UINT8_T, "c_uint8_t" , \ |
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| 225 | get_uint_kind_from_name (UINT8_TYPE), GFC_STD_UNSIGNED) |
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| 226 | NAMED_UINTCST (ISOCBINDING_UINT16_T, "c_uint16_t" , \ |
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| 227 | get_uint_kind_from_name (UINT16_TYPE), GFC_STD_UNSIGNED) |
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| 228 | NAMED_UINTCST (ISOCBINDING_UINT32_T, "c_uint32_t" , \ |
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| 229 | get_uint_kind_from_name (UINT32_TYPE), GFC_STD_UNSIGNED) |
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| 230 | NAMED_UINTCST (ISOCBINDING_UINT64_T, "c_uint64_t" , \ |
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| 231 | get_uint_kind_from_name (UINT64_TYPE), GFC_STD_UNSIGNED) |
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| 232 | NAMED_UINTCST (ISOCBINDING_UINT128_T, "c_uint128_t" , \ |
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| 233 | get_uint_kind_from_width (128), GFC_STD_UNSIGNED) |
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| 234 | NAMED_UINTCST (ISOCBINDING_UINT_LEAST8_T, "c_uint_least8_t" , \ |
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| 235 | get_uint_kind_from_name (UINT_LEAST8_TYPE), \ |
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| 236 | GFC_STD_UNSIGNED) |
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| 237 | NAMED_UINTCST (ISOCBINDING_UINT_LEAST16_T, "c_uint_least16_t" , \ |
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| 238 | get_uint_kind_from_name (UINT_LEAST16_TYPE), \ |
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| 239 | GFC_STD_UNSIGNED) |
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| 240 | NAMED_UINTCST (ISOCBINDING_UINT_LEAST32_T, "c_uint_least32_t" , \ |
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| 241 | get_uint_kind_from_name (UINT_LEAST32_TYPE),\ |
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| 242 | GFC_STD_UNSIGNED) |
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| 243 | NAMED_UINTCST (ISOCBINDING_UINT_LEAST64_T, "c_uint_least64_t" , \ |
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| 244 | get_uint_kind_from_name (UINT_LEAST64_TYPE),\ |
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| 245 | GFC_STD_UNSIGNED) |
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| 246 | NAMED_UINTCST (ISOCBINDING_UINT_LEAST128_T, "c_uint_least128_t" , \ |
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| 247 | get_uint_kind_from_width (128), GFC_STD_UNSIGNED) |
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| 248 | NAMED_UINTCST (ISOCBINDING_UINT_FAST8_T, "c_uint_fast8_t" , \ |
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| 249 | get_uint_kind_from_name (UINT_FAST8_TYPE), \ |
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| 250 | GFC_STD_UNSIGNED) |
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| 251 | NAMED_UINTCST (ISOCBINDING_UINT_FAST16_T, "c_uint_fast16_t" , \ |
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| 252 | get_uint_kind_from_name (UINT_FAST16_TYPE), \ |
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| 253 | GFC_STD_UNSIGNED) |
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| 254 | NAMED_UINTCST (ISOCBINDING_UINT_FAST32_T, "c_uint_fast32_t" , \ |
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| 255 | get_uint_kind_from_name (UINT_FAST32_TYPE),\ |
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| 256 | GFC_STD_UNSIGNED) |
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| 257 | NAMED_UINTCST (ISOCBINDING_UINT_FAST64_T, "c_uint_fast64_t" , \ |
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| 258 | get_uint_kind_from_name (UINT_FAST64_TYPE),\ |
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| 259 | GFC_STD_UNSIGNED) |
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| 260 | NAMED_UINTCST (ISOCBINDING_UINT_FAST128_T, "c_uint_fast128_t" , \ |
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| 261 | get_uint_kind_from_width (128), GFC_STD_UNSIGNED) |
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| 262 | |
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| 263 | #undef NAMED_INTCST |
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| 264 | #undef NAMED_UINTCST |
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| 265 | #undef NAMED_REALCST |
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| 266 | #undef NAMED_CMPXCST |
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| 267 | #undef NAMED_LOGCST |
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| 268 | #undef NAMED_CHARCST |
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| 269 | #undef NAMED_CHARKNDCST |
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| 270 | #undef DERIVED_TYPE |
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| 271 | #undef NAMED_FUNCTION |
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| 272 | #undef NAMED_SUBROUTINE |
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| 273 | |
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