/* Fortran language support definitions for GDB, the GNU debugger.
- Copyright (C) 1992-2016 Free Software Foundation, Inc.
+ Copyright (C) 1992-2019 Free Software Foundation, Inc.
Contributed by Motorola. Adapted from the C definitions by Farooq Butt
(fmbutt@engage.sps.mot.com).
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 *);
-extern void f_yyerror (char *); /* Defined in f-exp.y */
+/* 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 *);
struct symbol *contents[1];
};
-extern int f77_get_upperbound (struct type *);
+extern LONGEST f77_get_upperbound (struct type *);
-extern int f77_get_lowerbound (struct type *);
+extern LONGEST f77_get_lowerbound (struct type *);
extern void f77_get_dynamic_array_length (struct 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;
/* 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 */