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   const char* mangled;
  41   const char* demangled;
  42   enum exp_opcode op;
  43 };
  44
  45 /* Table of Ada operators in mangled and demangled forms. */
  46 /* Defined in ada-lang.c */
  47 extern const struct ada_opname_map ada_opname_table[];
  48
  49 /* The maximum number of tasks known to the Ada runtime */
  50 extern const int MAX_NUMBER_OF_KNOWN_TASKS;
  51
  52 /* Identifiers for Ada attributes that need special processing.  Be sure
  53    to update the table attribute_names in ada-lang.c whenever you change this.
  54    */
  55
  56 enum ada_attribute {
  57   /* Invalid attribute for error checking. */
  58   ATR_INVALID,
  59
  60   ATR_FIRST,
  61   ATR_LAST,
  62   ATR_LENGTH,
  63   ATR_IMAGE,
  64   ATR_IMG,
  65   ATR_MAX,
  66   ATR_MIN,
  67   ATR_MODULUS,
  68   ATR_POS,
  69   ATR_SIZE,
  70   ATR_TAG,
  71   ATR_VAL,
  72
  73   /* Dummy last attribute. */
  74   ATR_END
  75 };
  76
  77 enum task_states {
  78   Unactivated,
  79   Runnable,
  80   Terminated,
  81   Activator_Sleep,
  82   Acceptor_Sleep,
  83   Entry_Caller_Sleep,
  84   Async_Select_Sleep,
  85   Delay_Sleep,
  86   Master_Completion_Sleep,
  87   Master_Phase_2_Sleep
  88 };
  89
  90 extern char *ada_task_states[];
  91
  92 typedef struct {
  93   char *P_ARRAY;
  94   int *P_BOUNDS;
  95 } fat_string;
  96
  97 typedef struct entry_call {
  98   void *self;
  99 } *entry_call_link;
 100
 101 struct task_fields
 102 {
 103   int entry_num;
 104 #if (defined (VXWORKS_TARGET) || !defined (i386)) \
 105     && !(defined (VXWORKS_TARGET) && defined (M68K_TARGET))
 106   int pad1;
 107 #endif
 108   char state;
 109 #if (defined (VXWORKS_TARGET) && defined (M68K_TARGET))
 110   char pad_8bits;
 111 #endif
 112   void *parent;
 113   int priority;
 114   int current_priority;
 115   fat_string image;
 116   entry_call_link call;
 117 #if (defined (sun) && defined (__SVR4)) && !defined (VXWORKS_TARGET)
 118   int pad2;
 119   unsigned thread;
 120   unsigned lwp;
 121 #else
 122   void *thread;
 123   void *lwp;
 124 #endif
 125 }
 126 #if (defined (VXWORKS_TARGET) && defined (M68K_TARGET))
 127 __attribute__ ((packed))
 128 #endif
 129 ;
 130
 131 struct task_entry
 132 {
 133   void *task_id;
 134   int task_num;
 135   int known_tasks_index;
 136   struct task_entry *next_task;
 137   void *thread;
 138   void *lwp;
 139   int stack_per;
 140 };
 141
 142 extern struct type* builtin_type_ada_int;
 143 extern struct type* builtin_type_ada_short;
 144 extern struct type* builtin_type_ada_long;
 145 extern struct type* builtin_type_ada_long_long;
 146 extern struct type* builtin_type_ada_char;
 147 extern struct type* builtin_type_ada_float;
 148 extern struct type* builtin_type_ada_double;
 149 extern struct type* builtin_type_ada_long_double;
 150 extern struct type* builtin_type_ada_natural;
 151 extern struct type* builtin_type_ada_positive;
 152 extern struct type* builtin_type_ada_system_address;
 153
 154 /* Assuming V points to an array of S objects,  make sure that it contains at
 155    least M objects, updating V and S as necessary. */
 156
 157 #define GROW_VECT(v, s, m)                                              \
 158    if ((s) < (m)) grow_vect ((void**) &(v), &(s), (m), sizeof(*(v)));
 159
 160 extern void grow_vect (void**, size_t*, size_t, int);
 161
 162 extern int ada_parse (void);    /* Defined in ada-exp.y */
 163
 164 extern void ada_error (char *); /* Defined in ada-exp.y */
 165
 166                         /* Defined in ada-typeprint.c */
 167 extern void ada_print_type (struct type*, char*, struct ui_file*, int, int);
 168
 169 extern int ada_val_print (struct type*, char*, int, CORE_ADDR,
 170                           struct ui_file*, int, int, int, enum val_prettyprint);
 171
 172 extern int ada_value_print (struct value*, struct ui_file*, int,
 173                             enum val_prettyprint);
 174
 175                                 /* Defined in ada-lang.c */
 176
 177 extern struct value* value_from_contents_and_address (struct type*, char*, CORE_ADDR);
 178
 179 extern void ada_emit_char (int, struct ui_file *, int, int);
 180
 181 extern void ada_printchar (int, struct ui_file*);
 182
 183 extern void ada_printstr (struct ui_file*, char *, unsigned int, int, int);
 184
 185 extern void ada_convert_actuals (struct value*, int, struct value**, CORE_ADDR*);
 186
 187 extern struct value* ada_value_subscript (struct value*, int, struct value**);
 188
 189 extern struct type* ada_array_element_type (struct type*, int);
 190
 191 extern int ada_array_arity (struct type*);
 192
 193 struct type* ada_type_of_array (struct value*, int);
 194
 195 extern struct value* ada_coerce_to_simple_array (struct value*);
 196
 197 extern struct value* ada_coerce_to_simple_array_ptr (struct value*);
 198
 199 extern int ada_is_simple_array (struct type*);
 200
 201 extern int ada_is_array_descriptor (struct type*);
 202
 203 extern int ada_is_bogus_array_descriptor (struct type*);
 204
 205 extern struct type* ada_index_type (struct type*, int);
 206
 207 extern struct value* ada_array_bound (struct value*, int, int);
 208
 209 extern int ada_lookup_symbol_list (const char*, struct block*, namespace_enum,
 210                                    struct symbol***, struct block***);
 211
 212 extern char*  ada_fold_name (const char*);
 213
 214 extern struct symbol* ada_lookup_symbol (const char*, struct block*, namespace_enum);
 215
 216 extern struct minimal_symbol* ada_lookup_minimal_symbol (const char*);
 217
 218 extern void ada_resolve (struct expression**, struct type*);
 219
 220 extern int ada_resolve_function (struct symbol**, struct block**, int,
 221                                  struct value**, int, const char*, struct type*);
 222
 223 extern void ada_fill_in_ada_prototype (struct symbol*);
 224
 225 extern int user_select_syms (struct symbol**, struct block**, int, int);
 226
 227 extern int get_selections (int*, int, int, int, char*);
 228
 229 extern char* ada_start_decode_line_1 (char*);
 230
 231 extern struct symtabs_and_lines ada_finish_decode_line_1 (char**, struct symtab*, int, char***);
 232
 233 extern int ada_scan_number (const char*, int, LONGEST*, int*);
 234
 235 extern struct type* ada_parent_type (struct type*);
 236
 237 extern int ada_is_ignored_field (struct type*, int);
 238
 239 extern int ada_is_packed_array_type (struct type*);
 240
 241 extern struct value* ada_value_primitive_packed_val (struct value*, char*, long, int,
 242                                                  int, struct type*);
 243
 244 extern struct type* ada_coerce_to_simple_array_type (struct type*);
 245
 246 extern int ada_is_character_type (struct type*);
 247
 248 extern int ada_is_string_type (struct type*);
 249
 250 extern int  ada_is_tagged_type (struct type*);
 251
 252 extern struct type* ada_tag_type (struct value*);
 253
 254 extern struct value* ada_value_tag (struct value*);
 255
 256 extern int ada_is_parent_field (struct type*, int);
 257
 258 extern int ada_is_wrapper_field (struct type*, int);
 259
 260 extern int ada_is_variant_part (struct type*, int);
 261
 262 extern struct type* ada_variant_discrim_type (struct type*, struct type*);
 263
 264 extern int ada_is_others_clause (struct type*, int);
 265
 266 extern int ada_in_variant (LONGEST, struct type*, int);
 267
 268 extern char* ada_variant_discrim_name (struct type*);
 269
 270 extern struct type* ada_lookup_struct_elt_type (struct type*, char*, int, int*);
 271
 272 extern struct value* ada_value_struct_elt (struct value*, char*, char*);
 273
 274 extern struct value* ada_search_struct_field (char*, struct value*, int, struct type*);
 275
 276 extern int ada_is_aligner_type (struct type*);
 277
 278 extern struct type* ada_aligned_type (struct type*);
 279
 280 extern char* ada_aligned_value_addr (struct type*, char*);
 281
 282 extern const char* ada_attribute_name (int);
 283
 284 extern int ada_is_fixed_point_type (struct type*);
 285
 286 extern DOUBLEST ada_delta (struct type*);
 287
 288 extern DOUBLEST ada_fixed_to_float (struct type *, LONGEST);
 289
 290 extern LONGEST ada_float_to_fixed (struct type*, DOUBLEST);
 291
 292 extern int ada_is_vax_floating_type (struct type*);
 293
 294 extern int ada_vax_float_type_suffix (struct type*);
 295
 296 extern struct value* ada_vax_float_print_function (struct type*);
 297
 298 extern struct type* ada_system_address_type (void);
 299
 300 extern int  ada_which_variant_applies (struct type*, struct type*, char*);
 301
 302 extern struct value* ada_to_fixed_value (struct type*, char*, CORE_ADDR, struct value*);
 303
 304 extern struct type* ada_to_fixed_type (struct type*, char*, CORE_ADDR, struct value*);
 305
 306 extern int ada_name_prefix_len (const char*);
 307
 308 extern char* ada_type_name (struct type*);
 309
 310 extern struct type* ada_find_parallel_type (struct type*, const char *suffix);
 311
 312 extern LONGEST get_int_var_value (char*, char*, int* );
 313
 314 extern struct type* ada_find_any_type (const char *name);
 315
 316 extern int ada_prefer_type (struct type*, struct type*);
 317
 318 extern struct type* ada_get_base_type (struct type*);
 319
 320 extern struct type* ada_completed_type (struct type*);
 321
 322 extern char*  ada_mangle (const char*);
 323
 324 extern const char* ada_enum_name (const char*);
 325
 326 extern int ada_is_modular_type (struct type*);
 327
 328 extern LONGEST ada_modulus (struct type*);
 329
 330 extern struct value* ada_value_ind (struct value*);
 331
 332 extern void ada_print_scalar (struct type*, LONGEST, struct ui_file*);
 333
 334 extern int ada_is_range_type_name (const char*);
 335
 336 extern const char* ada_renaming_type (struct type*);
 337
 338 extern int ada_is_object_renaming (struct symbol*);
 339
 340 extern const char* ada_simple_renamed_entity (struct symbol*);
 341
 342 extern char* ada_breakpoint_rewrite (char*, int*);
 343
 344 /* Tasking-related: ada-tasks.c */
 345
 346 extern int valid_task_id (int);
 347
 348 extern int get_current_task (void);
 349
 350 extern void init_task_list (void);
 351
 352 extern void* get_self_id (void);
 353
 354 extern int get_current_task (void);
 355
 356 extern int get_entry_number (void*);
 357
 358 extern void ada_report_exception_break (struct breakpoint *);
 359
 360 extern int ada_maybe_exception_partial_symbol (struct partial_symbol* sym);
 361
 362 extern int ada_is_exception_sym (struct symbol* sym);
 363
 364
 365 #endif