/* Fortran language support definitions for GDB, the GNU debugger.
- Copyright 1992, 1993, 1994 Free Software Foundation, Inc.
+
+ 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 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 2 of the License, or
-(at your option) any later version.
+ 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.
+ 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, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
-extern int f_parse PARAMS ((void));
+#ifndef F_LANG_H
+#define F_LANG_H
-extern void f_error PARAMS ((char *)); /* Defined in f-exp.y */
+struct type_print_options;
+struct parser_state;
-extern void f_print_type PARAMS ((struct type *, char *,
- GDB_FILE *, int, int));
+extern int f_parse (struct parser_state *);
-extern int f_val_print PARAMS ((struct type *, char *, int,
- CORE_ADDR, GDB_FILE *,
- int, int, int, enum val_prettyprint));
+/* Implement the la_print_typedef language method for Fortran. */
-/* Language-specific data structures */
+extern void f_print_typedef (struct type *type, struct symbol *new_symbol,
+ struct ui_file *stream);
-struct common_entry
-{
- struct symbol *symbol; /* The symbol node corresponding
- to this component */
- struct common_entry *next; /* The next component */
-};
+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_innner (struct value *val, struct ui_file *stream,
+ int recurse,
+ const struct value_print_options *options);
+
+/* Language-specific data structures */
-struct saved_f77_common
+/* A common block. */
+
+struct common_block
{
- char *name; /* Name of COMMON */
- char *owning_function; /* Name of parent function */
- int secnum; /* Section # of .bss */
- CORE_ADDR offset; /* Offset from .bss for
- this block */
- struct common_entry *entries; /* List of block's components */
- struct common_entry *end_of_entries; /* ptr. to end of components */
- struct saved_f77_common *next; /* Next saved 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];
};
-typedef struct saved_f77_common SAVED_F77_COMMON, *SAVED_F77_COMMON_PTR;
+extern LONGEST f77_get_upperbound (struct type *);
+
+extern LONGEST f77_get_lowerbound (struct type *);
-typedef struct common_entry COMMON_ENTRY, *COMMON_ENTRY_PTR;
+extern void f77_get_dynamic_array_length (struct type *);
-extern SAVED_F77_COMMON_PTR head_common_list; /* Ptr to 1st saved COMMON */
-extern SAVED_F77_COMMON_PTR tail_common_list; /* Ptr to last saved COMMON */
-extern SAVED_F77_COMMON_PTR current_common; /* Ptr to current COMMON */
+extern int calc_f77_array_dims (struct type *);
-extern SAVED_F77_COMMON_PTR find_common_for_function PARAMS ((char *, char *));
-#define UNINITIALIZED_SECNUM -1
-#define COMMON_NEEDS_PATCHING(blk) ((blk)->secnum == UNINITIALIZED_SECNUM)
+/* 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;
+};
-#define BLANK_COMMON_NAME_ORIGINAL "#BLNK_COM" /* XLF assigned */
-#define BLANK_COMMON_NAME_MF77 "__BLNK__" /* MF77 assigned */
-#define BLANK_COMMON_NAME_LOCAL "__BLANK" /* Local GDB */
+/* Return the Fortran type table for the specified architecture. */
+extern const struct builtin_f_type *builtin_f_type (struct gdbarch *gdbarch);
-#define BOUND_FETCH_OK 1
-#define BOUND_FETCH_ERROR -999
+/* 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 reasonable array bounds cannot be fetched, such as when
-you ask to 'mt print symbols' and there is no stack frame and
-therefore no way of knowing the bounds of stack-based arrays,
-we have to assign default bounds, these are as good as any... */
+ 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.
-#define DEFAULT_UPPER_BOUND 999999
-#define DEFAULT_LOWER_BOUND -999999
+ 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 char *real_main_name; /* Name of main function */
-extern int real_main_c_value; /* C_value field of main function */
+extern struct value *fortran_argument_convert (struct value *value,
+ bool is_artificial);
-extern int f77_get_dynamic_upperbound PARAMS ((struct type *, int *));
+/* 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.
-extern int f77_get_dynamic_lowerbound PARAMS ((struct type *, int *));
+ If ARG is of type pointer then the type of ARG is returned, otherwise
+ TYPE is returned untouched.
-extern void f77_get_dynamic_array_length PARAMS ((struct type *));
+ 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 int calc_f77_array_dims PARAMS ((struct type *));
+extern struct type *fortran_preserve_arg_pointer (struct value *arg,
+ struct type *type);
-#define DEFAULT_DOTMAIN_NAME_IN_MF77 ".MAIN_"
-#define DEFAULT_MAIN_NAME_IN_MF77 "MAIN_"
-#define DEFAULT_DOTMAIN_NAME_IN_XLF_BUGGY ".main "
-#define DEFAULT_DOTMAIN_NAME_IN_XLF ".main"
+#endif /* F_LANG_H */
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