gdb/ada-lang.h

   1 /* Ada language support definitions for GDB, the GNU debugger.
   2    Copyright 1992, 1997 Free Software Foundation, Inc.
   3
   4 This file is part of GDB.
   5
   6 This program is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2 of the License, or
   9 (at your option) any later version.
  10
  11 This program is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with this program; if not, write to the Free Software
  18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
  19
  20 #if !defined (ADA_LANG_H)
  21 #define ADA_LANG_H 1
  22
  23 #include "value.h"
  24 #include "gdbtypes.h"
  25
  26 /* A macro to reorder the bytes of an address depending on the endiannes
  27    of the target */
  28 #define EXTRACT_ADDRESS(x) ((void *) extract_address (&(x), sizeof (x)))
  29 /* A macro to reorder the bytes of an int depending on the endiannes
  30    of the target */
  31 #define EXTRACT_INT(x) ((int) extract_signed_integer (&(x), sizeof (x)))
  32
  33 /* Chain of cleanups for arguments of OP_UNRESOLVED_VALUE names.  Created in
  34    yyparse and freed in ada_resolve. */
  35 extern struct cleanup *unresolved_names;
  36
  37 /* Corresponding mangled/demangled names and opcodes for Ada user-definable
  38    operators. */
  39 struct ada_opname_map
  40 {
  41   const char *mangled;
  42   const char *demangled;
  43   enum exp_opcode op;
  44 };
  45
  46 /* Table of Ada operators in mangled and demangled forms. */
  47 /* Defined in ada-lang.c */
  48 extern const struct ada_opname_map ada_opname_table[];
  49
  50 /* The maximum number of tasks known to the Ada runtime */
  51 extern const int MAX_NUMBER_OF_KNOWN_TASKS;
  52
  53 /* Identifiers for Ada attributes that need special processing.  Be sure
  54    to update the table attribute_names in ada-lang.c whenever you change this.
  55    */
  56
  57 enum ada_attribute
  58 {
  59   /* Invalid attribute for error checking. */
  60   ATR_INVALID,
  61
  62   ATR_FIRST,
  63   ATR_LAST,
  64   ATR_LENGTH,
  65   ATR_IMAGE,
  66   ATR_IMG,
  67   ATR_MAX,
  68   ATR_MIN,
  69   ATR_MODULUS,
  70   ATR_POS,
  71   ATR_SIZE,
  72   ATR_TAG,
  73   ATR_VAL,
  74
  75   /* Dummy last attribute. */
  76   ATR_END
  77 };
  78
  79 enum task_states
  80 {
  81   Unactivated,
  82   Runnable,
  83   Terminated,
  84   Activator_Sleep,
  85   Acceptor_Sleep,
  86   Entry_Caller_Sleep,
  87   Async_Select_Sleep,
  88   Delay_Sleep,
  89   Master_Completion_Sleep,
  90   Master_Phase_2_Sleep
  91 };
  92
  93 extern char *ada_task_states[];
  94
  95 typedef struct
  96 {
  97   char *P_ARRAY;
  98   int *P_BOUNDS;
  99 }
 100 fat_string;
 101
 102 typedef struct entry_call
 103 {
 104   void *self;
 105 }
 106  *entry_call_link;
 107
 108 struct task_fields
 109 {
 110   int entry_num;
 111 #if (defined (VXWORKS_TARGET) || !defined (i386)) \
 112     && !(defined (VXWORKS_TARGET) && defined (M68K_TARGET))
 113   int pad1;
 114 #endif
 115   char state;
 116 #if (defined (VXWORKS_TARGET) && defined (M68K_TARGET))
 117   char pad_8bits;
 118 #endif
 119   void *parent;
 120   int priority;
 121   int current_priority;
 122   fat_string image;
 123   entry_call_link call;
 124 #if (defined (sun) && defined (__SVR4)) && !defined (VXWORKS_TARGET)
 125   int pad2;
 126   unsigned thread;
 127   unsigned lwp;
 128 #else
 129   void *thread;
 130   void *lwp;
 131 #endif
 132 }
 133 #if (defined (VXWORKS_TARGET) && defined (M68K_TARGET))
 134 __attribute__ ((packed))
 135 #endif
 136   ;
 137
 138 struct task_entry
 139 {
 140   void *task_id;
 141   int task_num;
 142   int known_tasks_index;
 143   struct task_entry *next_task;
 144   void *thread;
 145   void *lwp;
 146   int stack_per;
 147 };
 148
 149 extern struct type *builtin_type_ada_int;
 150 extern struct type *builtin_type_ada_short;
 151 extern struct type *builtin_type_ada_long;
 152 extern struct type *builtin_type_ada_long_long;
 153 extern struct type *builtin_type_ada_char;
 154 extern struct type *builtin_type_ada_float;
 155 extern struct type *builtin_type_ada_double;
 156 extern struct type *builtin_type_ada_long_double;
 157 extern struct type *builtin_type_ada_natural;
 158 extern struct type *builtin_type_ada_positive;
 159 extern struct type *builtin_type_ada_system_address;
 160
 161 /* Assuming V points to an array of S objects,  make sure that it contains at
 162    least M objects, updating V and S as necessary. */
 163
 164 #define GROW_VECT(v, s, m)                                              \
 165    if ((s) < (m)) grow_vect ((void**) &(v), &(s), (m), sizeof(*(v)));
 166
 167 extern void grow_vect (void **, size_t *, size_t, int);
 168
 169 extern int ada_parse (void);    /* Defined in ada-exp.y */
 170
 171 extern void ada_error (char *); /* Defined in ada-exp.y */
 172
 173                         /* Defined in ada-typeprint.c */
 174 extern void ada_print_type (struct type *, char *, struct ui_file *, int,
 175                             int);
 176
 177 extern int ada_val_print (struct type *, char *, int, CORE_ADDR,
 178                           struct ui_file *, int, int, int,
 179                           enum val_prettyprint);
 180
 181 extern int ada_value_print (struct value *, struct ui_file *, int,
 182                             enum val_prettyprint);
 183
 184                                 /* Defined in ada-lang.c */
 185
 186 extern struct value *value_from_contents_and_address (struct type *, char *,
 187                                                       CORE_ADDR);
 188
 189 extern void ada_emit_char (int, struct ui_file *, int, int);
 190
 191 extern void ada_printchar (int, struct ui_file *);
 192
 193 extern void ada_printstr (struct ui_file *, char *, unsigned int, int, int);
 194
 195 extern void ada_convert_actuals (struct value *, int, struct value **,
 196                                  CORE_ADDR *);
 197
 198 extern struct value *ada_value_subscript (struct value *, int,
 199                                           struct value **);
 200
 201 extern struct type *ada_array_element_type (struct type *, int);
 202
 203 extern int ada_array_arity (struct type *);
 204
 205 struct type *ada_type_of_array (struct value *, int);
 206
 207 extern struct value *ada_coerce_to_simple_array (struct value *);
 208
 209 extern struct value *ada_coerce_to_simple_array_ptr (struct value *);
 210
 211 extern int ada_is_simple_array (struct type *);
 212
 213 extern int ada_is_array_descriptor (struct type *);
 214
 215 extern int ada_is_bogus_array_descriptor (struct type *);
 216
 217 extern struct type *ada_index_type (struct type *, int);
 218
 219 extern struct value *ada_array_bound (struct value *, int, int);
 220
 221 extern int ada_lookup_symbol_list (const char *, struct block *,
 222                                    namespace_enum, struct symbol ***,
 223                                    struct block ***);
 224
 225 extern char *ada_fold_name (const char *);
 226
 227 extern struct symbol *ada_lookup_symbol (const char *, struct block *,
 228                                          namespace_enum);
 229
 230 extern struct minimal_symbol *ada_lookup_minimal_symbol (const char *);
 231
 232 extern void ada_resolve (struct expression **, struct type *);
 233
 234 extern int ada_resolve_function (struct symbol **, struct block **, int,
 235                                  struct value **, int, const char *,
 236                                  struct type *);
 237
 238 extern void ada_fill_in_ada_prototype (struct symbol *);
 239
 240 extern int user_select_syms (struct symbol **, struct block **, int, int);
 241
 242 extern int get_selections (int *, int, int, int, char *);
 243
 244 extern char *ada_start_decode_line_1 (char *);
 245
 246 extern struct symtabs_and_lines ada_finish_decode_line_1 (char **,
 247                                                           struct symtab *,
 248                                                           int, char ***);
 249
 250 extern int ada_scan_number (const char *, int, LONGEST *, int *);
 251
 252 extern struct type *ada_parent_type (struct type *);
 253
 254 extern int ada_is_ignored_field (struct type *, int);
 255
 256 extern int ada_is_packed_array_type (struct type *);
 257
 258 extern struct value *ada_value_primitive_packed_val (struct value *, char *,
 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 *);
 269
 270 extern struct type *ada_tag_type (struct value *);
 271
 272 extern struct value *ada_value_tag (struct value *);
 273
 274 extern int ada_is_parent_field (struct type *, int);
 275
 276 extern int ada_is_wrapper_field (struct type *, int);
 277
 278 extern int ada_is_variant_part (struct type *, int);
 279
 280 extern struct type *ada_variant_discrim_type (struct type *, struct type *);
 281
 282 extern int ada_is_others_clause (struct type *, int);
 283
 284 extern int ada_in_variant (LONGEST, struct type *, int);
 285
 286 extern char *ada_variant_discrim_name (struct type *);
 287
 288 extern struct type *ada_lookup_struct_elt_type (struct type *, char *, int,
 289                                                 int *);
 290
 291 extern struct value *ada_value_struct_elt (struct value *, char *, char *);
 292
 293 extern struct value *ada_search_struct_field (char *, struct value *, int,
 294                                               struct type *);
 295
 296 extern int ada_is_aligner_type (struct type *);
 297
 298 extern struct type *ada_aligned_type (struct type *);
 299
 300 extern char *ada_aligned_value_addr (struct type *, char *);
 301
 302 extern const char *ada_attribute_name (int);
 303
 304 extern int ada_is_fixed_point_type (struct type *);
 305
 306 extern DOUBLEST ada_delta (struct type *);
 307
 308 extern DOUBLEST ada_fixed_to_float (struct type *, LONGEST);
 309
 310 extern LONGEST ada_float_to_fixed (struct type *, DOUBLEST);
 311
 312 extern int ada_is_vax_floating_type (struct type *);
 313
 314 extern int ada_vax_float_type_suffix (struct type *);
 315
 316 extern struct value *ada_vax_float_print_function (struct type *);
 317
 318 extern struct type *ada_system_address_type (void);
 319
 320 extern int ada_which_variant_applies (struct type *, struct type *, char *);
 321
 322 extern struct value *ada_to_fixed_value (struct type *, char *, CORE_ADDR,
 323                                          struct value *);
 324
 325 extern struct type *ada_to_fixed_type (struct type *, char *, CORE_ADDR,
 326                                        struct value *);
 327
 328 extern int ada_name_prefix_len (const char *);
 329
 330 extern char *ada_type_name (struct type *);
 331
 332 extern struct type *ada_find_parallel_type (struct type *,
 333                                             const char *suffix);
 334
 335 extern LONGEST get_int_var_value (char *, char *, int *);
 336
 337 extern struct type *ada_find_any_type (const char *name);
 338
 339 extern int ada_prefer_type (struct type *, struct type *);
 340
 341 extern struct type *ada_get_base_type (struct type *);
 342
 343 extern struct type *ada_completed_type (struct type *);
 344
 345 extern char *ada_mangle (const char *);
 346
 347 extern const char *ada_enum_name (const char *);
 348
 349 extern int ada_is_modular_type (struct type *);
 350
 351 extern LONGEST ada_modulus (struct type *);
 352
 353 extern struct value *ada_value_ind (struct value *);
 354
 355 extern void ada_print_scalar (struct type *, LONGEST, struct ui_file *);
 356
 357 extern int ada_is_range_type_name (const char *);
 358
 359 extern const char *ada_renaming_type (struct type *);
 360
 361 extern int ada_is_object_renaming (struct symbol *);
 362
 363 extern const char *ada_simple_renamed_entity (struct symbol *);
 364
 365 extern char *ada_breakpoint_rewrite (char *, int *);
 366
 367 /* Tasking-related: ada-tasks.c */
 368
 369 extern int valid_task_id (int);
 370
 371 extern int get_current_task (void);
 372
 373 extern void init_task_list (void);
 374
 375 extern void *get_self_id (void);
 376
 377 extern int get_current_task (void);
 378
 379 extern int get_entry_number (void *);
 380
 381 extern void ada_report_exception_break (struct breakpoint *);
 382
 383 extern int ada_maybe_exception_partial_symbol (struct partial_symbol *sym);
 384
 385 extern int ada_is_exception_sym (struct symbol *sym);
 386
 387
 388 #endif