1 /* Ada language support definitions for GDB, the GNU debugger.
3 Copyright (C) 1992-2020 Free Software Foundation, Inc.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
20 #if !defined (ADA_LANG_H)
25 struct type_print_options
;
30 #include "breakpoint.h"
32 /* Names of specific files known to be part of the runtime
33 system and that might consider (confusing) debugging information.
34 Each name (a basic regular expression string) is followed by a
35 comma. FIXME: Should be part of a configuration file. */
36 #if defined (__linux__)
37 #define ADA_KNOWN_RUNTIME_FILE_NAME_PATTERNS \
38 "^[agis]-.*\\.ad[bs]$", \
39 "/lib.*/libpthread\\.so[.0-9]*$", "/lib.*/libpthread\\.a$", \
40 "/lib.*/libc\\.so[.0-9]*$", "/lib.*/libc\\.a$",
43 #if !defined (ADA_KNOWN_RUNTIME_FILE_NAME_PATTERNS)
44 #define ADA_KNOWN_RUNTIME_FILE_NAME_PATTERNS \
46 "^[agis]-.*\\.ad[bs]$",
49 /* Names of compiler-generated auxiliary functions probably of no
50 interest to users. Each name (a basic regular expression string)
51 is followed by a comma. */
52 #define ADA_KNOWN_AUXILIARY_FUNCTION_NAME_PATTERNS \
53 "___clean[.$a-zA-Z0-9_]*$", \
54 "___finalizer[.$a-zA-Z0-9_]*$",
56 /* The maximum number of frame levels searched for non-local,
57 * non-global symbols. This limit exists as a precaution to prevent
58 * infinite search loops when the stack is screwed up. */
59 #define MAX_ENCLOSING_FRAME_LEVELS 7
61 /* Maximum number of steps followed in looking for the ultimate
62 referent of a renaming. This prevents certain infinite loops that
63 can otherwise result. */
64 #define MAX_RENAMING_CHAIN_LENGTH 10
68 /* Corresponding encoded/decoded names and opcodes for Ada user-definable
77 /* Table of Ada operators in encoded and decoded forms. */
78 /* Defined in ada-lang.c */
79 extern const struct ada_opname_map ada_opname_table
[];
81 /* Denotes a type of renaming symbol (see ada_parse_renaming). */
82 enum ada_renaming_category
84 /* Indicates a symbol that does not encode a renaming. */
87 /* For symbols declared
88 Foo : TYPE renamed OBJECT; */
91 /* For symbols declared
92 Foo : exception renames EXCEPTION; */
93 ADA_EXCEPTION_RENAMING
,
94 /* For packages declared
95 package Foo renames PACKAGE; */
97 /* For subprograms declared
98 SUBPROGRAM_SPEC renames SUBPROGRAM;
99 (Currently not used). */
100 ADA_SUBPROGRAM_RENAMING
103 /* The different types of catchpoints that we introduced for catching
106 enum ada_exception_catchpoint_kind
109 ada_catch_exception_unhandled
,
114 /* Ada task structures. */
118 /* The PTID of the thread that this task runs on. This ptid is computed
119 in a target-dependent way from the associated Task Control Block. */
122 /* The ID of the task. */
125 /* The name of the task. */
128 /* The current state of the task. */
131 /* The priority associated to the task. */
134 /* If non-zero, the task ID of the parent task. */
137 /* If the task is waiting on a task entry, this field contains
138 the ID of the other task. Zero otherwise. */
139 CORE_ADDR called_task
;
141 /* If the task is accepting a rendezvous with another task, this field
142 contains the ID of the calling task. Zero otherwise. */
143 CORE_ADDR caller_task
;
145 /* The CPU on which the task is running. This is dependent on
146 the runtime actually providing that info, which is not always
147 the case. Normally, we should be able to count on it on
148 bare-metal targets. */
152 extern void ada_ensure_varsize_limit (const struct type
*type
);
154 extern int ada_get_field_index (const struct type
*type
,
155 const char *field_name
,
158 extern int ada_parse (struct parser_state
*); /* Defined in ada-exp.y */
160 /* Defined in ada-typeprint.c */
161 extern void ada_print_type (struct type
*, const char *, struct ui_file
*, int,
162 int, const struct type_print_options
*);
164 extern void ada_print_typedef (struct type
*type
, struct symbol
*new_symbol
,
165 struct ui_file
*stream
);
167 extern void ada_val_print (struct type
*, int, CORE_ADDR
,
168 struct ui_file
*, int,
170 const struct value_print_options
*);
172 /* Implement la_value_print_inner for Ada. */
174 extern void ada_value_print_inner (struct value
*, struct ui_file
*, int,
175 const struct value_print_options
*);
177 extern void ada_value_print (struct value
*, struct ui_file
*,
178 const struct value_print_options
*);
180 /* Defined in ada-lang.c */
182 extern void ada_emit_char (int, struct type
*, struct ui_file
*, int, int);
184 extern void ada_printchar (int, struct type
*, struct ui_file
*);
186 extern void ada_printstr (struct ui_file
*, struct type
*, const gdb_byte
*,
187 unsigned int, const char *, int,
188 const struct value_print_options
*);
190 struct value
*ada_convert_actual (struct value
*actual
,
191 struct type
*formal_type0
);
193 extern bool ada_is_access_to_unconstrained_array (struct type
*type
);
195 extern struct value
*ada_value_subscript (struct value
*, int,
198 extern void ada_fixup_array_indexes_type (struct type
*index_desc_type
);
200 extern struct type
*ada_array_element_type (struct type
*, int);
202 extern int ada_array_arity (struct type
*);
204 extern struct value
*ada_coerce_to_simple_array_ptr (struct value
*);
206 struct value
*ada_coerce_to_simple_array (struct value
*);
208 extern int ada_is_simple_array_type (struct type
*);
210 extern int ada_is_array_descriptor_type (struct type
*);
212 extern int ada_is_bogus_array_descriptor (struct type
*);
214 extern LONGEST
ada_discrete_type_low_bound (struct type
*);
216 extern LONGEST
ada_discrete_type_high_bound (struct type
*);
218 extern struct value
*ada_get_decoded_value (struct value
*value
);
220 extern struct type
*ada_get_decoded_type (struct type
*type
);
222 extern const char *ada_decode_symbol (const struct general_symbol_info
*);
224 extern std::string
ada_decode (const char*);
226 extern int ada_lookup_symbol_list (const char *, const struct block
*,
228 std::vector
<struct block_symbol
> *);
230 extern struct block_symbol
ada_lookup_symbol (const char *,
231 const struct block
*,
234 extern void ada_lookup_encoded_symbol
235 (const char *name
, const struct block
*block
, domain_enum domain
,
236 struct block_symbol
*symbol_info
);
238 extern struct bound_minimal_symbol
ada_lookup_simple_minsym (const char *);
240 extern int ada_scan_number (const char *, int, LONGEST
*, int *);
242 extern struct type
*ada_parent_type (struct type
*);
244 extern int ada_is_ignored_field (struct type
*, int);
246 extern int ada_is_constrained_packed_array_type (struct type
*);
248 extern struct value
*ada_value_primitive_packed_val (struct value
*,
253 extern struct type
*ada_coerce_to_simple_array_type (struct type
*);
255 extern bool ada_is_character_type (struct type
*);
257 extern bool ada_is_string_type (struct type
*);
259 extern int ada_is_tagged_type (struct type
*, int);
261 extern int ada_is_tag_type (struct type
*);
263 extern const char *ada_tag_name (struct value
*);
265 extern struct value
*ada_tag_value_at_base_address (struct value
*obj
);
267 extern int ada_is_parent_field (struct type
*, int);
269 extern int ada_is_wrapper_field (struct type
*, int);
271 extern int ada_is_variant_part (struct type
*, int);
273 extern struct type
*ada_variant_discrim_type (struct type
*, struct type
*);
275 extern const char *ada_variant_discrim_name (struct type
*);
277 extern int ada_is_aligner_type (struct type
*);
279 extern struct type
*ada_aligned_type (struct type
*);
281 extern const gdb_byte
*ada_aligned_value_addr (struct type
*,
284 extern int ada_is_fixed_point_type (struct type
*);
286 extern int ada_is_system_address_type (struct type
*);
288 extern struct value
*ada_delta (struct type
*);
290 extern struct value
*ada_scaling_factor (struct type
*);
292 extern int ada_which_variant_applies (struct type
*, struct type
*,
295 extern struct type
*ada_to_fixed_type (struct type
*, const gdb_byte
*,
296 CORE_ADDR
, struct value
*,
299 extern struct value
*ada_to_fixed_value (struct value
*val
);
301 extern struct type
*ada_template_to_fixed_record_type_1 (struct type
*type
,
302 const gdb_byte
*valaddr
,
305 int keep_dynamic_fields
);
307 extern int ada_name_prefix_len (const char *);
309 extern const char *ada_type_name (struct type
*);
311 extern struct type
*ada_find_parallel_type (struct type
*,
314 extern bool get_int_var_value (const char *, LONGEST
&value
);
316 extern int ada_prefer_type (struct type
*, struct type
*);
318 extern struct type
*ada_get_base_type (struct type
*);
320 extern struct type
*ada_check_typedef (struct type
*);
322 extern char *ada_encode (const char *);
324 extern const char *ada_enum_name (const char *);
326 extern int ada_is_modular_type (struct type
*);
328 extern ULONGEST
ada_modulus (struct type
*);
330 extern struct value
*ada_value_ind (struct value
*);
332 extern void ada_print_scalar (struct type
*, LONGEST
, struct ui_file
*);
334 extern int ada_is_range_type_name (const char *);
336 extern enum ada_renaming_category
ada_parse_renaming (struct symbol
*,
338 int *, const char **);
340 extern void ada_find_printable_frame (struct frame_info
*fi
);
342 extern char *ada_breakpoint_rewrite (char *, int *);
344 extern char *ada_main_name (void);
346 extern void create_ada_exception_catchpoint
347 (struct gdbarch
*gdbarch
, enum ada_exception_catchpoint_kind ex_kind
,
348 const std::string
&excep_string
, const std::string
&cond_string
, int tempflag
,
349 int disabled
, int from_tty
);
351 /* Return true if BP is an Ada catchpoint. */
353 extern bool is_ada_exception_catchpoint (breakpoint
*bp
);
355 /* Some information about a given Ada exception. */
359 /* The name of the exception. */
362 /* The address of the symbol corresponding to that exception. */
365 bool operator< (const ada_exc_info
&) const;
366 bool operator== (const ada_exc_info
&) const;
369 extern std::vector
<ada_exc_info
> ada_exceptions_list (const char *regexp
);
371 /* Tasking-related: ada-tasks.c */
373 extern int valid_task_id (int);
375 extern struct ada_task_info
*ada_get_task_info_from_ptid (ptid_t ptid
);
377 extern int ada_get_task_number (thread_info
*thread
);
379 typedef void (ada_task_list_iterator_ftype
) (struct ada_task_info
*task
);
380 extern void iterate_over_live_ada_tasks
381 (ada_task_list_iterator_ftype
*iterator
);
383 extern const char *ada_get_tcb_types_info (void);
385 extern void print_ada_task_info (struct ui_out
*uiout
,
386 const char *taskno_str
,
387 struct inferior
*inf
);