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 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 partial_symbol; 25 struct frame_info; 26 27 #include "value.h" 28 #include "gdbtypes.h" 29 #include "breakpoint.h" 30 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__) 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]*$", "/lib.*/libc\\.a$", 44 #endif 45 46 #if !defined (ADA_KNOWN_RUNTIME_FILE_NAME_PATTERNS) 47 #define ADA_KNOWN_RUNTIME_FILE_NAME_PATTERNS \ 48 "^[agis]-.*\\.ad[bs]$", 49 #endif 50 51 /* Names of compiler-generated auxiliary functions probably of no 52 interest to users. Each name (a basic regular expression string) 53 is followed by a comma. */ 54 #define ADA_KNOWN_AUXILIARY_FUNCTION_NAME_PATTERNS \ 55 "___clean[.$a-zA-Z0-9_]*$", 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 *, char *, struct ui_file *, int, 161 int); 162 163 extern int ada_val_print (struct type *, const gdb_byte *, int, CORE_ADDR, 164 struct ui_file *, int, 165 const struct value_print_options *); 166 167 extern int ada_value_print (struct value *, struct ui_file *, 168 const struct value_print_options *); 169 170 /* Defined in ada-lang.c */ 171 172 extern void ada_emit_char (int, struct type *, struct ui_file *, int, int); 173 174 extern void ada_printchar (int, struct type *, struct ui_file *); 175 176 extern void ada_printstr (struct ui_file *, struct type *, const gdb_byte *, 177 unsigned int, int, 178 const struct value_print_options *); 179 180 struct value *ada_convert_actual (struct value *actual, 181 struct type *formal_type0, 182 struct gdbarch *gdbarch, 183 CORE_ADDR *sp); 184 185 extern struct value *ada_value_subscript (struct value *, int, 186 struct value **); 187 188 extern struct type *ada_array_element_type (struct type *, int); 189 190 extern int ada_array_arity (struct type *); 191 192 struct type *ada_type_of_array (struct value *, int); 193 194 extern struct value *ada_coerce_to_simple_array_ptr (struct value *); 195 196 extern int ada_is_simple_array_type (struct type *); 197 198 extern int ada_is_array_descriptor_type (struct type *); 199 200 extern int ada_is_bogus_array_descriptor (struct type *); 201 202 extern char *ada_decode_symbol (const struct general_symbol_info*); 203 204 extern const char *ada_decode (const char*); 205 206 extern enum language ada_update_initial_language (enum language, 207 struct partial_symtab*); 208 209 extern void clear_ada_sym_cache (void); 210 211 extern int ada_lookup_symbol_list (const char *, const struct block *, 212 domain_enum, struct ada_symbol_info**); 213 214 extern char *ada_fold_name (const char *); 215 216 extern struct symbol *ada_lookup_symbol (const char *, const struct block *, 217 domain_enum, int *); 218 219 extern struct symbol * 220 ada_lookup_encoded_symbol (const char *, const struct block *, 221 domain_enum namespace, struct block **); 222 223 extern struct minimal_symbol *ada_lookup_simple_minsym (const char *); 224 225 extern void ada_fill_in_ada_prototype (struct symbol *); 226 227 extern int user_select_syms (struct ada_symbol_info *, int, int); 228 229 extern int get_selections (int *, int, int, int, char *); 230 231 extern char *ada_start_decode_line_1 (char *); 232 233 extern struct symtabs_and_lines ada_finish_decode_line_1 (char **, 234 struct symtab *, 235 int, char ***); 236 237 extern struct symtabs_and_lines ada_sals_for_line (const char*, int, 238 int, char***, int); 239 240 extern int ada_scan_number (const char *, int, LONGEST *, int *); 241 242 extern struct type *ada_parent_type (struct type *); 243 244 extern int ada_is_ignored_field (struct type *, int); 245 246 extern int ada_is_packed_array_type (struct type *); 247 248 extern struct value *ada_value_primitive_packed_val (struct value *, 249 const gdb_byte *, 250 long, int, int, 251 struct type *); 252 253 extern struct type *ada_coerce_to_simple_array_type (struct type *); 254 255 extern int ada_is_character_type (struct type *); 256 257 extern int ada_is_string_type (struct type *); 258 259 extern int ada_is_tagged_type (struct type *, int); 260 261 extern int ada_is_tag_type (struct type *); 262 263 extern struct type *ada_tag_type (struct value *); 264 265 extern struct value *ada_value_tag (struct value *); 266 267 extern const char *ada_tag_name (struct value *); 268 269 extern int ada_is_parent_field (struct type *, int); 270 271 extern int ada_is_wrapper_field (struct type *, int); 272 273 extern int ada_is_variant_part (struct type *, int); 274 275 extern struct type *ada_variant_discrim_type (struct type *, struct type *); 276 277 extern int ada_is_others_clause (struct type *, int); 278 279 extern int ada_in_variant (LONGEST, struct type *, int); 280 281 extern char *ada_variant_discrim_name (struct type *); 282 283 extern struct value *ada_value_struct_elt (struct value *, char *, int); 284 285 extern int ada_is_aligner_type (struct type *); 286 287 extern struct type *ada_aligned_type (struct type *); 288 289 extern const gdb_byte *ada_aligned_value_addr (struct type *, 290 const gdb_byte *); 291 292 extern const char *ada_attribute_name (enum exp_opcode); 293 294 extern int ada_is_fixed_point_type (struct type *); 295 296 extern int ada_is_system_address_type (struct type *); 297 298 extern DOUBLEST ada_delta (struct type *); 299 300 extern DOUBLEST ada_fixed_to_float (struct type *, LONGEST); 301 302 extern LONGEST ada_float_to_fixed (struct type *, DOUBLEST); 303 304 extern int ada_is_vax_floating_type (struct type *); 305 306 extern int ada_vax_float_type_suffix (struct type *); 307 308 extern struct value *ada_vax_float_print_function (struct type *); 309 310 extern struct type *ada_system_address_type (void); 311 312 extern int ada_which_variant_applies (struct type *, struct type *, 313 const gdb_byte *); 314 315 extern struct type *ada_to_fixed_type (struct type *, const gdb_byte *, 316 CORE_ADDR, struct value *, 317 int check_tag); 318 319 extern struct type *ada_template_to_fixed_record_type_1 (struct type *type, 320 const gdb_byte *valaddr, 321 CORE_ADDR address, 322 struct value *dval0, 323 int keep_dynamic_fields); 324 325 extern int ada_name_prefix_len (const char *); 326 327 extern char *ada_type_name (struct type *); 328 329 extern struct type *ada_find_parallel_type (struct type *, 330 const char *suffix); 331 332 extern LONGEST get_int_var_value (char *, int *); 333 334 extern struct symbol *ada_find_any_symbol (const char *name); 335 336 extern struct type *ada_find_any_type (const char *name); 337 338 extern struct symbol *ada_find_renaming_symbol (const char *name, 339 struct block *block); 340 341 extern int ada_prefer_type (struct type *, struct type *); 342 343 extern struct type *ada_get_base_type (struct type *); 344 345 extern struct type *ada_check_typedef (struct type *); 346 347 extern char *ada_encode (const char *); 348 349 extern const char *ada_enum_name (const char *); 350 351 extern int ada_is_modular_type (struct type *); 352 353 extern ULONGEST ada_modulus (struct type *); 354 355 extern struct value *ada_value_ind (struct value *); 356 357 extern void ada_print_scalar (struct type *, LONGEST, struct ui_file *); 358 359 extern int ada_is_range_type_name (const char *); 360 361 extern enum ada_renaming_category ada_parse_renaming (struct symbol *, 362 const char **, 363 int *, const char **); 364 365 extern void ada_find_printable_frame (struct frame_info *fi); 366 367 extern char *ada_breakpoint_rewrite (char *, int *); 368 369 extern char *ada_main_name (void); 370 371 /* Tasking-related: ada-tasks.c */ 372 373 extern int valid_task_id (int); 374 375 extern int ada_get_task_number (ptid_t); 376 377 extern int ada_build_task_list (int warn_if_null); 378 379 extern int ada_exception_catchpoint_p (struct breakpoint *b); 380 381 extern struct symtab_and_line 382 ada_decode_exception_location (char *args, char **addr_string, 383 char **exp_string, char **cond_string, 384 struct expression **cond, 385 struct breakpoint_ops **ops); 386 387 extern struct symtab_and_line 388 ada_decode_assert_location (char *args, char **addr_string, 389 struct breakpoint_ops **ops); 390 391 392 #endif 393