gcc/fortran/iso-c-binding.def

   1 /* Copyright (C) 2006-2018 Free Software Foundation, Inc.
   2
   3 This file is part of GCC.
   4
   5 GCC is free software; you can redistribute it and/or modify it under
   6 the terms of the GNU General Public License as published by the Free
   7 Software Foundation; either version 3, or (at your option) any later
   8 version.
   9
  10 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  11 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13 for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with GCC; see the file COPYING3.  If not see
  17 <http://www.gnu.org/licenses/>.  */
  18
  19 /* This file contains the definition of the types provided by the
  20    Fortran 2003 ISO_C_BINDING intrinsic module.  */
  21
  22 #ifndef NAMED_INTCST
  23 # define NAMED_INTCST(a,b,c,d)
  24 #endif
  25
  26 #ifndef NAMED_REALCST
  27 # define NAMED_REALCST(a,b,c,d)
  28 #endif
  29
  30 #ifndef NAMED_CMPXCST
  31 # define NAMED_CMPXCST(a,b,c,d)
  32 #endif
  33
  34 #ifndef NAMED_LOGCST
  35 # define NAMED_LOGCST(a,b,c)
  36 #endif
  37
  38 #ifndef NAMED_CHARKNDCST
  39 # define NAMED_CHARKNDCST(a,b,c)
  40 #endif
  41
  42 #ifndef NAMED_FUNCTION
  43 # define NAMED_FUNCTION(a,b,c,d)
  44 #endif
  45
  46 #ifndef NAMED_SUBROUTINE
  47 # define NAMED_SUBROUTINE(a,b,c,d)
  48 #endif
  49
  50 /* The arguments to NAMED_*CST are:
  51      -- an internal name
  52      -- the symbol name in the module, as seen by Fortran code
  53      -- the value it has, for use in trans-types.c
  54      -- the standard that supports this type  */
  55
  56 NAMED_INTCST (ISOCBINDING_INT, "c_int", gfc_c_int_kind, GFC_STD_F2003)
  57 NAMED_INTCST (ISOCBINDING_SHORT, "c_short", \
  58               get_int_kind_from_node (short_integer_type_node), GFC_STD_F2003)
  59 NAMED_INTCST (ISOCBINDING_LONG, "c_long", \
  60               get_int_kind_from_node (long_integer_type_node), GFC_STD_F2003)
  61 NAMED_INTCST (ISOCBINDING_LONG_LONG, "c_long_long", \
  62               get_int_kind_from_node (long_long_integer_type_node), GFC_STD_F2003)
  63
  64 NAMED_INTCST (ISOCBINDING_INTMAX_T, "c_intmax_t", \
  65               get_int_kind_from_name (INTMAX_TYPE), GFC_STD_F2003)
  66 NAMED_INTCST (ISOCBINDING_INTPTR_T, "c_intptr_t", \
  67               get_int_kind_from_name (INTPTR_TYPE), GFC_STD_F2003)
  68 NAMED_INTCST (ISOCBINDING_PTRDIFF_T, "c_ptrdiff_t", \
  69               get_int_kind_from_name (PTRDIFF_TYPE), GFC_STD_F2018)
  70 NAMED_INTCST (ISOCBINDING_SIZE_T, "c_size_t", \
  71               gfc_index_integer_kind, GFC_STD_F2003)
  72 NAMED_INTCST (ISOCBINDING_SIGNED_CHAR, "c_signed_char", \
  73               get_int_kind_from_node (signed_char_type_node), GFC_STD_F2003)
  74
  75 NAMED_INTCST (ISOCBINDING_INT8_T, "c_int8_t", \
  76               get_int_kind_from_name (INT8_TYPE), GFC_STD_F2003)
  77 NAMED_INTCST (ISOCBINDING_INT16_T, "c_int16_t", \
  78               get_int_kind_from_name (INT16_TYPE), GFC_STD_F2003)
  79 NAMED_INTCST (ISOCBINDING_INT32_T, "c_int32_t", \
  80               get_int_kind_from_name (INT32_TYPE), GFC_STD_F2003)
  81 NAMED_INTCST (ISOCBINDING_INT64_T, "c_int64_t", \
  82               get_int_kind_from_name (INT64_TYPE), GFC_STD_F2003)
  83 /* GNU Extension.  */
  84 NAMED_INTCST (ISOCBINDING_INT128_T, "c_int128_t", \
  85               get_int_kind_from_width (128), GFC_STD_GNU)
  86
  87 NAMED_INTCST (ISOCBINDING_INT_LEAST8_T, "c_int_least8_t", \
  88               get_int_kind_from_name (INT_LEAST8_TYPE), GFC_STD_F2003)
  89 NAMED_INTCST (ISOCBINDING_INT_LEAST16_T, "c_int_least16_t", \
  90               get_int_kind_from_name (INT_LEAST16_TYPE), GFC_STD_F2003)
  91 NAMED_INTCST (ISOCBINDING_INT_LEAST32_T, "c_int_least32_t", \
  92               get_int_kind_from_name (INT_LEAST32_TYPE), GFC_STD_F2003)
  93 NAMED_INTCST (ISOCBINDING_INT_LEAST64_T, "c_int_least64_t", \
  94               get_int_kind_from_name (INT_LEAST64_TYPE), GFC_STD_F2003)
  95 /* GNU Extension.  */
  96 NAMED_INTCST (ISOCBINDING_INT_LEAST128_T, "c_int_least128_t", \
  97               get_int_kind_from_minimal_width (128), GFC_STD_GNU)
  98
  99 NAMED_INTCST (ISOCBINDING_INT_FAST8_T, "c_int_fast8_t", \
 100               get_int_kind_from_name (INT_FAST8_TYPE), GFC_STD_F2003)
 101 NAMED_INTCST (ISOCBINDING_INT_FAST16_T, "c_int_fast16_t", \
 102               get_int_kind_from_name (INT_FAST16_TYPE), GFC_STD_F2003)
 103 NAMED_INTCST (ISOCBINDING_INT_FAST32_T, "c_int_fast32_t", \
 104               get_int_kind_from_name (INT_FAST32_TYPE), GFC_STD_F2003)
 105 NAMED_INTCST (ISOCBINDING_INT_FAST64_T, "c_int_fast64_t", \
 106               get_int_kind_from_name (INT_FAST64_TYPE), GFC_STD_F2003)
 107 /* GNU Extension.  */
 108 NAMED_INTCST (ISOCBINDING_INT_FAST128_T, "c_int_fast128_t",
 109               get_int_kind_from_width (128), GFC_STD_GNU)
 110
 111 NAMED_REALCST (ISOCBINDING_FLOAT, "c_float", \
 112                get_real_kind_from_node (float_type_node), GFC_STD_F2003)
 113 NAMED_REALCST (ISOCBINDING_DOUBLE, "c_double", \
 114                get_real_kind_from_node (double_type_node), GFC_STD_F2003)
 115 NAMED_REALCST (ISOCBINDING_LONG_DOUBLE, "c_long_double", \
 116                get_real_kind_from_node (long_double_type_node), GFC_STD_F2003)
 117 NAMED_REALCST (ISOCBINDING_FLOAT128, "c_float128", \
 118                gfc_float128_type_node == NULL_TREE \
 119                   ? -4 : get_real_kind_from_node (gfc_float128_type_node), \
 120                GFC_STD_GNU)
 121 NAMED_CMPXCST (ISOCBINDING_FLOAT_COMPLEX, "c_float_complex", \
 122                get_real_kind_from_node (float_type_node), GFC_STD_F2003)
 123 NAMED_CMPXCST (ISOCBINDING_DOUBLE_COMPLEX, "c_double_complex", \
 124                get_real_kind_from_node (double_type_node), GFC_STD_F2003)
 125 NAMED_CMPXCST (ISOCBINDING_LONG_DOUBLE_COMPLEX, "c_long_double_complex", \
 126                get_real_kind_from_node (long_double_type_node), GFC_STD_F2003)
 127 NAMED_CMPXCST (ISOCBINDING_FLOAT128_COMPLEX, "c_float128_complex", \
 128                gfc_float128_type_node == NULL_TREE \
 129                   ? -4 : get_real_kind_from_node (gfc_float128_type_node), \
 130                GFC_STD_GNU)
 131
 132 NAMED_LOGCST (ISOCBINDING_BOOL, "c_bool", \
 133               get_int_kind_from_width (BOOL_TYPE_SIZE))
 134
 135 NAMED_CHARKNDCST (ISOCBINDING_CHAR, "c_char", gfc_default_character_kind)
 136
 137 #ifndef NAMED_CHARCST
 138 # define NAMED_CHARCST(a,b,c)
 139 #endif
 140
 141 /* Use langhooks to deal with host to target translations.  */
 142 NAMED_CHARCST (ISOCBINDING_NULL_CHAR, "c_null_char", \
 143                lang_hooks.to_target_charset ('\0'))
 144 NAMED_CHARCST (ISOCBINDING_ALERT, "c_alert", \
 145                lang_hooks.to_target_charset ('\a'))
 146 NAMED_CHARCST (ISOCBINDING_BACKSPACE, "c_backspace", \
 147                lang_hooks.to_target_charset ('\b'))
 148 NAMED_CHARCST (ISOCBINDING_FORM_FEED, "c_form_feed", \
 149                lang_hooks.to_target_charset ('\f'))
 150 NAMED_CHARCST (ISOCBINDING_NEW_LINE, "c_new_line", \
 151                lang_hooks.to_target_charset ('\n'))
 152 NAMED_CHARCST (ISOCBINDING_CARRIAGE_RETURN, "c_carriage_return", \
 153                lang_hooks.to_target_charset ('\r'))
 154 NAMED_CHARCST (ISOCBINDING_HORIZONTAL_TAB, "c_horizontal_tab", \
 155                lang_hooks.to_target_charset ('\t'))
 156 NAMED_CHARCST (ISOCBINDING_VERTICAL_TAB, "c_vertical_tab", \
 157                lang_hooks.to_target_charset ('\v'))
 158
 159 #ifndef DERIVED_TYPE
 160 # define DERIVED_TYPE(a,b,c)
 161 #endif
 162
 163 DERIVED_TYPE (ISOCBINDING_PTR, "c_ptr", \
 164               get_int_kind_from_node (ptr_type_node))
 165 DERIVED_TYPE (ISOCBINDING_NULL_PTR, "c_null_ptr", \
 166               get_int_kind_from_node (ptr_type_node))
 167 DERIVED_TYPE (ISOCBINDING_FUNPTR, "c_funptr", \
 168               get_int_kind_from_node (ptr_type_node))
 169 DERIVED_TYPE (ISOCBINDING_NULL_FUNPTR, "c_null_funptr", \
 170               get_int_kind_from_node (ptr_type_node))
 171
 172 /* The arguments to NAMED_FUNCTIONS and NAMED_SUBROUTINES are:
 173      -- the ISYM
 174      -- the symbol name in the module, as seen by Fortran code
 175      -- the Fortran standard  */
 176
 177 NAMED_SUBROUTINE (ISOCBINDING_F_POINTER, "c_f_pointer",
 178                   GFC_ISYM_C_F_POINTER, GFC_STD_F2003)
 179 NAMED_SUBROUTINE (ISOCBINDING_F_PROCPOINTER, "c_f_procpointer",
 180                   GFC_ISYM_C_F_PROCPOINTER, GFC_STD_F2003)
 181
 182 NAMED_FUNCTION (ISOCBINDING_ASSOCIATED, "c_associated",
 183                 GFC_ISYM_C_ASSOCIATED, GFC_STD_F2003)
 184 NAMED_FUNCTION (ISOCBINDING_FUNLOC, "c_funloc",
 185                 GFC_ISYM_C_FUNLOC, GFC_STD_F2003)
 186 NAMED_FUNCTION (ISOCBINDING_LOC, "c_loc",
 187                 GFC_ISYM_C_LOC, GFC_STD_F2003)
 188
 189 NAMED_FUNCTION (ISOCBINDING_C_SIZEOF, "c_sizeof", \
 190                 GFC_ISYM_C_SIZEOF, GFC_STD_F2008)
 191
 192 #undef NAMED_INTCST
 193 #undef NAMED_REALCST
 194 #undef NAMED_CMPXCST
 195 #undef NAMED_LOGCST
 196 #undef NAMED_CHARCST
 197 #undef NAMED_CHARKNDCST
 198 #undef DERIVED_TYPE
 199 #undef NAMED_FUNCTION
 200 #undef NAMED_SUBROUTINE