/* Fortran language support definitions for GDB, the GNU debugger.
- Copyright (C) 1992-2014 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/>. */
-struct type_print_options;
+#ifndef F_LANG_H
+#define F_LANG_H
-extern int f_parse (void);
+struct type_print_options;
+struct parser_state;
-extern void f_error (char *); /* Defined in f-exp.y */
+extern int f_parse (struct parser_state *);
extern void f_print_type (struct type *, const char *, struct ui_file *, int,
int, const struct type_print_options *);
-extern void f_val_print (struct type *, const gdb_byte *, int, CORE_ADDR,
+extern void f_val_print (struct type *, int, CORE_ADDR,
struct ui_file *, int,
- const struct value *,
+ struct value *,
const struct value_print_options *);
/* Language-specific data structures */
-/* In F90 subrange expression, either bound could be empty, indicating that
- its value is by default that of the corresponding bound of the array or
- string. So we have four sorts of subrange in F90. This enumeration type
- is to identify this. */
-
-enum f90_range_type
- {
- BOTH_BOUND_DEFAULT, /* "(:)" */
- LOW_BOUND_DEFAULT, /* "(:high)" */
- HIGH_BOUND_DEFAULT, /* "(low:)" */
- NONE_BOUND_DEFAULT /* "(low:high)" */
- };
-
/* A common block. */
struct common_block
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 */