| /* Fortran language support definitions for GDB, the GNU debugger. |
| |
| Copyright (C) 1992-2020 Free Software Foundation, Inc. |
| |
| Contributed by Motorola. Adapted from the C definitions by Farooq Butt |
| (fmbutt@engage.sps.mot.com). |
| |
| This file is part of GDB. |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 3 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| |
| #ifndef F_LANG_H |
| #define F_LANG_H |
| |
| struct type_print_options; |
| struct parser_state; |
| |
| extern int f_parse (struct parser_state *); |
| |
| /* Implement the la_print_typedef language method for Fortran. */ |
| |
| extern void f_print_typedef (struct type *type, struct symbol *new_symbol, |
| struct ui_file *stream); |
| |
| extern void f_print_type (struct type *, const char *, struct ui_file *, int, |
| int, const struct type_print_options *); |
| |
| /* Implement la_value_print_inner for Fortran. */ |
| |
| extern void f_value_print_inner (struct value *val, struct ui_file *stream, |
| int recurse, |
| const struct value_print_options *options); |
| |
| /* Language-specific data structures */ |
| |
| /* A common block. */ |
| |
| struct common_block |
| { |
| /* The number of entries in the block. */ |
| size_t n_entries; |
| |
| /* The contents of the block, allocated using the struct hack. All |
| pointers in the array are non-NULL. */ |
| struct symbol *contents[1]; |
| }; |
| |
| extern LONGEST f77_get_upperbound (struct type *); |
| |
| extern LONGEST f77_get_lowerbound (struct type *); |
| |
| extern void f77_get_dynamic_array_length (struct type *); |
| |
| extern int calc_f77_array_dims (struct type *); |
| |
| |
| /* Fortran (F77) types */ |
| |
| struct builtin_f_type |
| { |
| struct type *builtin_character; |
| struct type *builtin_integer; |
| struct type *builtin_integer_s2; |
| struct type *builtin_integer_s8; |
| struct type *builtin_logical; |
| struct type *builtin_logical_s1; |
| struct type *builtin_logical_s2; |
| struct type *builtin_logical_s8; |
| struct type *builtin_real; |
| struct type *builtin_real_s8; |
| struct type *builtin_real_s16; |
| struct type *builtin_complex_s8; |
| struct type *builtin_complex_s16; |
| struct type *builtin_complex_s32; |
| struct type *builtin_void; |
| }; |
| |
| /* Return the Fortran type table for the specified architecture. */ |
| extern const struct builtin_f_type *builtin_f_type (struct gdbarch *gdbarch); |
| |
| /* Ensures that function argument VALUE is in the appropriate form to |
| pass to a Fortran function. Returns a possibly new value that should |
| be used instead of VALUE. |
| |
| When IS_ARTIFICIAL is true this indicates an artificial argument, |
| e.g. hidden string lengths which the GNU Fortran argument passing |
| convention specifies as being passed by value. |
| |
| When IS_ARTIFICIAL is false, the argument is passed by pointer. If the |
| value is already in target memory then return a value that is a pointer |
| to VALUE. If VALUE is not in memory (e.g. an integer literal), allocate |
| space in the target, copy VALUE in, and return a pointer to the in |
| memory copy. */ |
| |
| extern struct value *fortran_argument_convert (struct value *value, |
| bool is_artificial); |
| |
| /* Ensures that function argument TYPE is appropriate to inform the debugger |
| that ARG should be passed as a pointer. Returns the potentially updated |
| argument type. |
| |
| If ARG is of type pointer then the type of ARG is returned, otherwise |
| TYPE is returned untouched. |
| |
| This function exists to augment the types of Fortran function call |
| parameters to be pointers to the reported value, when the corresponding ARG |
| has also been wrapped in a pointer (by fortran_argument_convert). This |
| informs the debugger that these arguments should be passed as a pointer |
| rather than as the pointed to type. */ |
| |
| extern struct type *fortran_preserve_arg_pointer (struct value *arg, |
| struct type *type); |
| |
| #endif /* F_LANG_H */ |