1 /* Ada language support definitions for GDB, the GNU debugger.
2 Copyright 1992, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
3 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 2 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, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
21 #if !defined (ADA_LANG_H)
24 struct partial_symbol;
29 #include "breakpoint.h"
31 /* Names of specific files known to be part of the runtime
32 system and that might consider (confusing) debugging information.
33 Each name (a basic regular expression string) is followed by a
34 comma. FIXME: Should be part of a configuration file. */
35 #if defined(__alpha__) && defined(__osf__) && !defined(VXWORKS_TARGET)
36 #define ADA_KNOWN_RUNTIME_FILE_NAME_PATTERNS \
37 "^[agis]-.*\\.ad[bs]$", \
38 "/usr/shlib/libpthread\\.so",
39 #elif defined (__linux__)
40 #define ADA_KNOWN_RUNTIME_FILE_NAME_PATTERNS \
41 "^[agis]-.*\\.ad[bs]$", \
42 "/lib.*/libpthread\\.so[.0-9]*$", "/lib.*/libpthread\\.a$", \
43 "/lib.*/libc\\.so[.0-9]*$", "/lib.*/libc\\.a$",
46 #if !defined (ADA_KNOWN_RUNTIME_FILE_NAME_PATTERNS)
47 #define ADA_KNOWN_RUNTIME_FILE_NAME_PATTERNS \
48 "^[agis]-.*\\.ad[bs]$",
51 /* Names of compiler-generated auxiliary functions probably of no
52 interest to users. Each name (a basic regular expression string)
53 is followed by a comma. */
54 #define ADA_KNOWN_AUXILIARY_FUNCTION_NAME_PATTERNS \
55 "___clean[.a-zA-Z0-9_]*$",
57 /* The maximum number of frame levels searched for non-local,
58 * non-global symbols. This limit exists as a precaution to prevent
59 * infinite search loops when the stack is screwed up. */
60 #define MAX_ENCLOSING_FRAME_LEVELS 7
62 /* Maximum number of steps followed in looking for the ultimate
63 referent of a renaming. This prevents certain infinite loops that
64 can otherwise result. */
65 #define MAX_RENAMING_CHAIN_LENGTH 10
69 /* Corresponding encoded/decoded names and opcodes for Ada user-definable
78 /* Table of Ada operators in encoded and decoded forms. */
79 /* Defined in ada-lang.c */
80 extern const struct ada_opname_map ada_opname_table[];
84 /* X IN A'RANGE(N). N is an immediate operand, surrounded by
85 BINOP_IN_BOUNDS before and after. A is an array, X an index
86 value. Evaluates to true iff X is within range of the Nth
87 dimension (1-based) of A. (A multi-dimensional array
88 type is represented as array of array of ...) */
89 BINOP_IN_BOUNDS = OP_EXTENDED0,
91 /* X IN L .. U. True iff L <= X <= U. */
94 /* Ada attributes ('Foo). */
107 /* Ada type qualification. It is encoded as for UNOP_CAST, above,
108 and denotes the TYPE'(EXPR) construct. */
111 /* X IN TYPE. The `TYPE' argument is immediate, with
112 UNOP_IN_RANGE before and after it. True iff X is a member of
113 type TYPE (typically a subrange). */
120 /* A triple, (symbol, block, symtab), representing one instance of a
121 * symbol-lookup operation. */
122 struct ada_symbol_info {
125 struct symtab* symtab;
128 /* Ada task structures. */
130 /* Ada task control block, as defined in the GNAT runt-time library. */
132 struct task_control_block
138 int image_len; /* This field is not always present in the ATCB. */
141 CORE_ADDR lwp; /* This field is not always present in the ATCB. */
146 int pid; /* The Process id */
147 long lwp; /* The Light Weight Process id */
148 long tid; /* The Thread id */
150 typedef struct task_ptid task_ptid_t;
155 struct task_control_block atcb;
157 int known_tasks_index;
158 struct task_entry *next_task;
159 task_ptid_t task_ptid;
163 /* The maximum number of tasks known to the Ada runtime. */
164 extern const int MAX_NUMBER_OF_KNOWN_TASKS;
166 /* task entry list. */
167 extern struct task_entry *task_list;
170 /* Assuming V points to an array of S objects, make sure that it contains at
171 least M objects, updating V and S as necessary. */
173 #define GROW_VECT(v, s, m) \
174 if ((s) < (m)) grow_vect ((void**) &(v), &(s), (m), sizeof(*(v)));
176 extern void grow_vect (void **, size_t *, size_t, int);
178 extern int ada_get_field_index (const struct type *type,
179 const char *field_name,
182 extern int ada_parse (void); /* Defined in ada-exp.y */
184 extern void ada_error (char *); /* Defined in ada-exp.y */
186 /* Defined in ada-typeprint.c */
187 extern void ada_print_type (struct type *, char *, struct ui_file *, int,
190 extern int ada_val_print (struct type *, char *, int, CORE_ADDR,
191 struct ui_file *, int, int, int,
192 enum val_prettyprint);
194 extern int ada_value_print (struct value *, struct ui_file *, int,
195 enum val_prettyprint);
197 /* Defined in ada-lang.c */
199 extern struct value *value_from_contents_and_address (struct type *, char *,
202 extern void ada_emit_char (int, struct ui_file *, int, int);
204 extern void ada_printchar (int, struct ui_file *);
206 extern void ada_printstr (struct ui_file *, char *, unsigned int, int, int);
208 extern void ada_convert_actuals (struct value *, int, struct value **,
211 extern struct value *ada_value_subscript (struct value *, int,
214 extern struct type *ada_array_element_type (struct type *, int);
216 extern int ada_array_arity (struct type *);
218 struct type *ada_type_of_array (struct value *, int);
220 extern struct value *ada_coerce_to_simple_array_ptr (struct value *);
222 extern int ada_is_simple_array_type (struct type *);
224 extern int ada_is_array_descriptor_type (struct type *);
226 extern int ada_is_bogus_array_descriptor (struct type *);
228 extern struct type *ada_index_type (struct type *, int);
230 extern struct value *ada_array_bound (struct value *, int, int);
232 extern char *ada_decode_symbol (const struct general_symbol_info*);
234 extern const char *ada_decode (const char*);
236 extern enum language ada_update_initial_language (enum language,
237 struct partial_symtab*);
239 extern void clear_ada_sym_cache (void);
241 extern char **ada_make_symbol_completion_list (const char *text0,
244 extern int ada_lookup_symbol_list (const char *, const struct block *,
245 domain_enum, struct ada_symbol_info**);
247 extern char *ada_fold_name (const char *);
249 extern struct symbol *ada_lookup_symbol (const char *, const struct block *,
253 extern struct minimal_symbol *ada_lookup_simple_minsym (const char *);
255 extern void ada_fill_in_ada_prototype (struct symbol *);
257 extern int user_select_syms (struct ada_symbol_info *, int, int);
259 extern int get_selections (int *, int, int, int, char *);
261 extern char *ada_start_decode_line_1 (char *);
263 extern struct symtabs_and_lines ada_finish_decode_line_1 (char **,
267 extern struct symtabs_and_lines ada_sals_for_line (const char*, int,
270 extern int ada_scan_number (const char *, int, LONGEST *, int *);
272 extern struct type *ada_parent_type (struct type *);
274 extern int ada_is_ignored_field (struct type *, int);
276 extern int ada_is_packed_array_type (struct type *);
278 extern struct value *ada_value_primitive_packed_val (struct value *, char *,
282 extern struct type *ada_coerce_to_simple_array_type (struct type *);
284 extern int ada_is_character_type (struct type *);
286 extern int ada_is_string_type (struct type *);
288 extern int ada_is_tagged_type (struct type *, int);
290 extern int ada_is_tag_type (struct type *);
292 extern struct type *ada_tag_type (struct value *);
294 extern struct value *ada_value_tag (struct value *);
296 extern const char *ada_tag_name (struct value *);
298 extern int ada_is_parent_field (struct type *, int);
300 extern int ada_is_wrapper_field (struct type *, int);
302 extern int ada_is_variant_part (struct type *, int);
304 extern struct type *ada_variant_discrim_type (struct type *, struct type *);
306 extern int ada_is_others_clause (struct type *, int);
308 extern int ada_in_variant (LONGEST, struct type *, int);
310 extern char *ada_variant_discrim_name (struct type *);
312 extern struct value *ada_value_struct_elt (struct value *, char *, char *);
314 extern int ada_is_aligner_type (struct type *);
316 extern struct type *ada_aligned_type (struct type *);
318 extern char *ada_aligned_value_addr (struct type *, char *);
320 extern const char *ada_attribute_name (enum exp_opcode);
322 extern int ada_is_fixed_point_type (struct type *);
324 extern int ada_is_system_address_type (struct type *);
326 extern DOUBLEST ada_delta (struct type *);
328 extern DOUBLEST ada_fixed_to_float (struct type *, LONGEST);
330 extern LONGEST ada_float_to_fixed (struct type *, DOUBLEST);
332 extern int ada_is_vax_floating_type (struct type *);
334 extern int ada_vax_float_type_suffix (struct type *);
336 extern struct value *ada_vax_float_print_function (struct type *);
338 extern struct type *ada_system_address_type (void);
340 extern int ada_which_variant_applies (struct type *, struct type *, char *);
342 extern struct type *ada_to_fixed_type (struct type *, char *, CORE_ADDR,
346 ada_template_to_fixed_record_type_1 (struct type *type, char *valaddr,
347 CORE_ADDR address, struct value *dval0,
348 int keep_dynamic_fields);
350 extern int ada_name_prefix_len (const char *);
352 extern char *ada_type_name (struct type *);
354 extern struct type *ada_find_parallel_type (struct type *,
357 extern LONGEST get_int_var_value (char *, int *);
359 extern struct symbol *ada_find_any_symbol (const char *name);
361 extern struct type *ada_find_any_type (const char *name);
363 extern struct symbol *ada_find_renaming_symbol (const char *name,
364 struct block *block);
366 extern int ada_prefer_type (struct type *, struct type *);
368 extern struct type *ada_get_base_type (struct type *);
370 extern struct type *ada_completed_type (struct type *);
372 extern char *ada_encode (const char *);
374 extern const char *ada_enum_name (const char *);
376 extern int ada_is_modular_type (struct type *);
378 extern LONGEST ada_modulus (struct type *);
380 extern struct value *ada_value_ind (struct value *);
382 extern void ada_print_scalar (struct type *, LONGEST, struct ui_file *);
384 extern int ada_is_range_type_name (const char *);
386 extern const char *ada_renaming_type (struct type *);
388 extern int ada_is_object_renaming (struct symbol *);
390 extern char *ada_simple_renamed_entity (struct symbol *);
392 extern char *ada_breakpoint_rewrite (char *, int *);
394 extern char *ada_main_name (void);
396 /* Tasking-related: ada-tasks.c */
398 extern int valid_task_id (int);
400 extern void init_task_list (void);
402 extern int ada_is_exception_breakpoint (bpstat bs);
404 extern void ada_adjust_exception_stop (bpstat bs);
406 extern void ada_print_exception_stop (bpstat bs);
408 extern int ada_get_current_task (ptid_t);
410 extern int breakpoint_ada_task_match (CORE_ADDR, ptid_t);
412 extern int ada_print_exception_breakpoint_nontask (struct breakpoint *);
414 extern void ada_print_exception_breakpoint_task (struct breakpoint *);
416 extern void ada_find_printable_frame (struct frame_info *fi);
418 extern void ada_reset_thread_registers (void);
420 extern int ada_build_task_list (void);
422 /* Look up a symbol by name using the search conventions of
423 a specific language (optional block, optional symtab).
424 FIXME: Should be symtab.h. */
426 extern struct symbol *lookup_symbol_in_language (const char *,
427 const struct block *,