1 /* Ada language support definitions for GDB, the GNU debugger. 2 3 Copyright (C) 1992, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 4 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc. 5 6 This file is part of GDB. 7 8 This program is free software; you can redistribute it and/or modify 9 it under the terms of the GNU General Public License as published by 10 the Free Software Foundation; either version 3 of the License, or 11 (at your option) any later version. 12 13 This program is distributed in the hope that it will be useful, 14 but WITHOUT ANY WARRANTY; without even the implied warranty of 15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 GNU General Public License for more details. 17 18 You should have received a copy of the GNU General Public License 19 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 20 21 #if !defined (ADA_LANG_H) 22 #define ADA_LANG_H 1 23 24 struct frame_info; 25 26 #include "value.h" 27 #include "gdbtypes.h" 28 #include "breakpoint.h" 29 30 /* Names of specific files known to be part of the runtime 31 system and that might consider (confusing) debugging information. 32 Each name (a basic regular expression string) is followed by a 33 comma. FIXME: Should be part of a configuration file. */ 34 #if defined(__alpha__) && defined(__osf__) 35 #define ADA_KNOWN_RUNTIME_FILE_NAME_PATTERNS \ 36 "^[agis]-.*\\.ad[bs]$", \ 37 "/usr/shlib/libpthread\\.so", 38 #elif defined (__linux__) 39 #define ADA_KNOWN_RUNTIME_FILE_NAME_PATTERNS \ 40 "^[agis]-.*\\.ad[bs]$", \ 41 "/lib.*/libpthread\\.so[.0-9]*$", "/lib.*/libpthread\\.a$", \ 42 "/lib.*/libc\\.so[.0-9]*$", "/lib.*/libc\\.a$", 43 #endif 44 45 #if !defined (ADA_KNOWN_RUNTIME_FILE_NAME_PATTERNS) 46 #define ADA_KNOWN_RUNTIME_FILE_NAME_PATTERNS \ 47 "^[agis]-.*\\.ad[bs]$", 48 #endif 49 50 /* Names of compiler-generated auxiliary functions probably of no 51 interest to users. Each name (a basic regular expression string) 52 is followed by a comma. */ 53 #define ADA_KNOWN_AUXILIARY_FUNCTION_NAME_PATTERNS \ 54 "___clean[.$a-zA-Z0-9_]*$", \ 55 "___finalizer[.$a-zA-Z0-9_]*$", 56 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 61 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 66 67 struct block; 68 69 /* Corresponding encoded/decoded names and opcodes for Ada user-definable 70 operators. */ 71 struct ada_opname_map 72 { 73 const char *encoded; 74 const char *decoded; 75 enum exp_opcode op; 76 }; 77 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[]; 81 82 /* A tuple, (symbol, block), representing one instance of a 83 * symbol-lookup operation. */ 84 struct ada_symbol_info { 85 struct symbol* sym; 86 struct block* block; 87 }; 88 89 /* Denotes a type of renaming symbol (see ada_parse_renaming). */ 90 enum ada_renaming_category 91 { 92 /* Indicates a symbol that does not encode a renaming. */ 93 ADA_NOT_RENAMING, 94 95 /* For symbols declared 96 Foo : TYPE renamed OBJECT; */ 97 ADA_OBJECT_RENAMING, 98 99 /* For symbols declared 100 Foo : exception renames EXCEPTION; */ 101 ADA_EXCEPTION_RENAMING, 102 /* For packages declared 103 package Foo renames PACKAGE; */ 104 ADA_PACKAGE_RENAMING, 105 /* For subprograms declared 106 SUBPROGRAM_SPEC renames SUBPROGRAM; 107 (Currently not used). */ 108 ADA_SUBPROGRAM_RENAMING 109 }; 110 111 /* Ada task structures. */ 112 113 struct ada_task_info 114 { 115 /* The PTID of the thread that this task runs on. This ptid is computed 116 in a target-dependent way from the associated Task Control Block. */ 117 ptid_t ptid; 118 119 /* The ID of the task. */ 120 CORE_ADDR task_id; 121 122 /* The name of the task. */ 123 char name[257]; 124 125 /* The current state of the task. */ 126 int state; 127 128 /* The priority associated to the task. */ 129 int priority; 130 131 /* If non-zero, the task ID of the parent task. */ 132 CORE_ADDR parent; 133 134 /* If the task is waiting on a task entry, this field contains 135 the ID of the other task. Zero otherwise. */ 136 CORE_ADDR called_task; 137 138 /* If the task is accepting a rendezvous with another task, this field 139 contains the ID of the calling task. Zero otherwise. */ 140 CORE_ADDR caller_task; 141 }; 142 143 /* Assuming V points to an array of S objects, make sure that it contains at 144 least M objects, updating V and S as necessary. */ 145 146 #define GROW_VECT(v, s, m) \ 147 if ((s) < (m)) (v) = grow_vect (v, &(s), m, sizeof *(v)); 148 149 extern void *grow_vect (void *, size_t *, size_t, int); 150 151 extern int ada_get_field_index (const struct type *type, 152 const char *field_name, 153 int maybe_missing); 154 155 extern int ada_parse (void); /* Defined in ada-exp.y */ 156 157 extern void ada_error (char *); /* Defined in ada-exp.y */ 158 159 /* Defined in ada-typeprint.c */ 160 extern void ada_print_type (struct type *, const char *, struct ui_file *, int, 161 int); 162 163 extern void ada_print_typedef (struct type *type, struct symbol *new_symbol, 164 struct ui_file *stream); 165 166 extern int ada_val_print (struct type *, const gdb_byte *, int, CORE_ADDR, 167 struct ui_file *, int, 168 const struct value *, 169 const struct value_print_options *); 170 171 extern int ada_value_print (struct value *, struct ui_file *, 172 const struct value_print_options *); 173 174 /* Defined in ada-lang.c */ 175 176 extern void ada_emit_char (int, struct type *, struct ui_file *, int, int); 177 178 extern void ada_printchar (int, struct type *, struct ui_file *); 179 180 extern void ada_printstr (struct ui_file *, struct type *, const gdb_byte *, 181 unsigned int, const char *, int, 182 const struct value_print_options *); 183 184 struct value *ada_convert_actual (struct value *actual, 185 struct type *formal_type0); 186 187 extern struct value *ada_value_subscript (struct value *, int, 188 struct value **); 189 190 extern void ada_fixup_array_indexes_type (struct type *index_desc_type); 191 192 extern struct type *ada_array_element_type (struct type *, int); 193 194 extern int ada_array_arity (struct type *); 195 196 struct type *ada_type_of_array (struct value *, int); 197 198 extern struct value *ada_coerce_to_simple_array_ptr (struct value *); 199 200 struct value *ada_coerce_to_simple_array (struct value *); 201 202 extern int ada_is_simple_array_type (struct type *); 203 204 extern int ada_is_array_descriptor_type (struct type *); 205 206 extern int ada_is_bogus_array_descriptor (struct type *); 207 208 extern LONGEST ada_discrete_type_low_bound (struct type *); 209 210 extern LONGEST ada_discrete_type_high_bound (struct type *); 211 212 extern char *ada_decode_symbol (const struct general_symbol_info*); 213 214 extern const char *ada_decode (const char*); 215 216 extern enum language ada_update_initial_language (enum language); 217 218 extern void clear_ada_sym_cache (void); 219 220 extern int ada_lookup_symbol_list (const char *, const struct block *, 221 domain_enum, struct ada_symbol_info**); 222 223 extern char *ada_fold_name (const char *); 224 225 extern struct symbol *ada_lookup_symbol (const char *, const struct block *, 226 domain_enum, int *); 227 228 extern struct symbol * 229 ada_lookup_encoded_symbol (const char *, const struct block *, 230 domain_enum namespace, struct block **); 231 232 extern struct minimal_symbol *ada_lookup_simple_minsym (const char *); 233 234 extern void ada_fill_in_ada_prototype (struct symbol *); 235 236 extern int user_select_syms (struct ada_symbol_info *, int, int); 237 238 extern int get_selections (int *, int, int, int, char *); 239 240 extern char *ada_start_decode_line_1 (char *); 241 242 extern struct symtabs_and_lines ada_finish_decode_line_1 (char **, 243 struct symtab *, 244 int, char ***); 245 246 extern struct symtabs_and_lines ada_sals_for_line (const char*, int, 247 int, char***, int); 248 249 extern int ada_scan_number (const char *, int, LONGEST *, int *); 250 251 extern struct type *ada_parent_type (struct type *); 252 253 extern int ada_is_ignored_field (struct type *, int); 254 255 extern int ada_is_constrained_packed_array_type (struct type *); 256 257 extern struct value *ada_value_primitive_packed_val (struct value *, 258 const gdb_byte *, 259 long, int, int, 260 struct type *); 261 262 extern struct type *ada_coerce_to_simple_array_type (struct type *); 263 264 extern int ada_is_character_type (struct type *); 265 266 extern int ada_is_string_type (struct type *); 267 268 extern int ada_is_tagged_type (struct type *, int); 269 270 extern int ada_is_tag_type (struct type *); 271 272 extern struct type *ada_tag_type (struct value *); 273 274 extern struct value *ada_value_tag (struct value *); 275 276 extern const char *ada_tag_name (struct value *); 277 278 extern int ada_is_parent_field (struct type *, int); 279 280 extern int ada_is_wrapper_field (struct type *, int); 281 282 extern int ada_is_variant_part (struct type *, int); 283 284 extern struct type *ada_variant_discrim_type (struct type *, struct type *); 285 286 extern int ada_is_others_clause (struct type *, int); 287 288 extern int ada_in_variant (LONGEST, struct type *, int); 289 290 extern char *ada_variant_discrim_name (struct type *); 291 292 extern struct value *ada_value_struct_elt (struct value *, char *, int); 293 294 extern int ada_is_aligner_type (struct type *); 295 296 extern struct type *ada_aligned_type (struct type *); 297 298 extern const gdb_byte *ada_aligned_value_addr (struct type *, 299 const gdb_byte *); 300 301 extern const char *ada_attribute_name (enum exp_opcode); 302 303 extern int ada_is_fixed_point_type (struct type *); 304 305 extern int ada_is_system_address_type (struct type *); 306 307 extern DOUBLEST ada_delta (struct type *); 308 309 extern DOUBLEST ada_fixed_to_float (struct type *, LONGEST); 310 311 extern LONGEST ada_float_to_fixed (struct type *, DOUBLEST); 312 313 extern struct type *ada_system_address_type (void); 314 315 extern int ada_which_variant_applies (struct type *, struct type *, 316 const gdb_byte *); 317 318 extern struct type *ada_to_fixed_type (struct type *, const gdb_byte *, 319 CORE_ADDR, struct value *, 320 int check_tag); 321 322 extern struct value *ada_to_fixed_value (struct value *val); 323 324 extern struct type *ada_template_to_fixed_record_type_1 (struct type *type, 325 const gdb_byte *valaddr, 326 CORE_ADDR address, 327 struct value *dval0, 328 int keep_dynamic_fields); 329 330 extern int ada_name_prefix_len (const char *); 331 332 extern char *ada_type_name (struct type *); 333 334 extern struct type *ada_find_parallel_type (struct type *, 335 const char *suffix); 336 337 extern LONGEST get_int_var_value (char *, int *); 338 339 extern struct symbol *ada_find_any_symbol (const char *name); 340 341 extern struct type *ada_find_any_type (const char *name); 342 343 extern struct symbol *ada_find_renaming_symbol (const char *name, 344 struct block *block); 345 346 extern int ada_prefer_type (struct type *, struct type *); 347 348 extern struct type *ada_get_base_type (struct type *); 349 350 extern struct type *ada_check_typedef (struct type *); 351 352 extern char *ada_encode (const char *); 353 354 extern const char *ada_enum_name (const char *); 355 356 extern int ada_is_modular_type (struct type *); 357 358 extern ULONGEST ada_modulus (struct type *); 359 360 extern struct value *ada_value_ind (struct value *); 361 362 extern void ada_print_scalar (struct type *, LONGEST, struct ui_file *); 363 364 extern int ada_is_range_type_name (const char *); 365 366 extern enum ada_renaming_category ada_parse_renaming (struct symbol *, 367 const char **, 368 int *, const char **); 369 370 extern void ada_find_printable_frame (struct frame_info *fi); 371 372 extern char *ada_breakpoint_rewrite (char *, int *); 373 374 extern char *ada_main_name (void); 375 376 /* Tasking-related: ada-tasks.c */ 377 378 extern int valid_task_id (int); 379 380 extern int ada_get_task_number (ptid_t); 381 382 typedef void (ada_task_list_iterator_ftype) (struct ada_task_info *task); 383 extern void iterate_over_live_ada_tasks 384 (ada_task_list_iterator_ftype *iterator); 385 386 extern int ada_build_task_list (int warn_if_null); 387 388 extern int ada_exception_catchpoint_p (struct breakpoint *b); 389 390 extern struct symtab_and_line 391 ada_decode_exception_location (char *args, char **addr_string, 392 char **exp_string, char **cond_string, 393 struct expression **cond, 394 struct breakpoint_ops **ops); 395 396 extern struct symtab_and_line 397 ada_decode_assert_location (char *args, char **addr_string, 398 struct breakpoint_ops **ops); 399 400 401 #endif 402