| 1 | /* Definitions for values of C expressions, for GDB. |
| 2 | Copyright 1986, 1987, 1989, 1992-1996, 2000 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., 59 Temple Place - Suite 330, |
| 19 | Boston, MA 02111-1307, USA. */ |
| 20 | |
| 21 | #if !defined (VALUE_H) |
| 22 | #define VALUE_H 1 |
| 23 | |
| 24 | /* |
| 25 | * The structure which defines the type of a value. It should never |
| 26 | * be possible for a program lval value to survive over a call to the inferior |
| 27 | * (ie to be put into the history list or an internal variable). |
| 28 | */ |
| 29 | |
| 30 | struct value |
| 31 | { |
| 32 | /* Type of value; either not an lval, or one of the various |
| 33 | different possible kinds of lval. */ |
| 34 | enum lval_type lval; |
| 35 | /* Is it modifiable? Only relevant if lval != not_lval. */ |
| 36 | int modifiable; |
| 37 | /* Location of value (if lval). */ |
| 38 | union |
| 39 | { |
| 40 | /* If lval == lval_memory, this is the address in the inferior. |
| 41 | If lval == lval_register, this is the byte offset into the |
| 42 | registers structure. */ |
| 43 | CORE_ADDR address; |
| 44 | /* Pointer to internal variable. */ |
| 45 | struct internalvar *internalvar; |
| 46 | /* Number of register. Only used with |
| 47 | lval_reg_frame_relative. */ |
| 48 | int regnum; |
| 49 | } |
| 50 | location; |
| 51 | /* Describes offset of a value within lval of a structure in bytes. |
| 52 | If lval == lval_memory, this is an offset to the address. |
| 53 | If lval == lval_register, this is a further offset from |
| 54 | location.address within the registers structure. |
| 55 | Note also the member embedded_offset below. */ |
| 56 | int offset; |
| 57 | /* Only used for bitfields; number of bits contained in them. */ |
| 58 | int bitsize; |
| 59 | /* Only used for bitfields; position of start of field. |
| 60 | For BITS_BIG_ENDIAN=0 targets, it is the position of the LSB. |
| 61 | For BITS_BIG_ENDIAN=1 targets, it is the position of the MSB. */ |
| 62 | int bitpos; |
| 63 | /* Frame value is relative to. In practice, this address is only |
| 64 | used if the value is stored in several registers in other than |
| 65 | the current frame, and these registers have not all been saved |
| 66 | at the same place in memory. This will be described in the |
| 67 | lval enum above as "lval_reg_frame_relative". */ |
| 68 | CORE_ADDR frame_addr; |
| 69 | /* Type of the value. */ |
| 70 | struct type *type; |
| 71 | /* Type of the enclosing object if this is an embedded subobject. |
| 72 | The member embedded_offset gives the real position of the subobject |
| 73 | if type is not the same as enclosing_type. |
| 74 | |
| 75 | If the type field is a pointer type, then enclosing_type is |
| 76 | a pointer type pointing to the real (enclosing) type of the target |
| 77 | object. */ |
| 78 | struct type *enclosing_type; |
| 79 | /* Values are stored in a chain, so that they can be deleted |
| 80 | easily over calls to the inferior. Values assigned to internal |
| 81 | variables or put into the value history are taken off this |
| 82 | list. */ |
| 83 | struct value *next; |
| 84 | |
| 85 | /* ??? When is this used? */ |
| 86 | union |
| 87 | { |
| 88 | CORE_ADDR memaddr; |
| 89 | char *myaddr; |
| 90 | } |
| 91 | substring_addr; |
| 92 | |
| 93 | /* Register number if the value is from a register. Is not kept |
| 94 | if you take a field of a structure that is stored in a |
| 95 | register. Shouldn't it be? */ |
| 96 | short regno; |
| 97 | /* If zero, contents of this value are in the contents field. |
| 98 | If nonzero, contents are in inferior memory at address |
| 99 | in the location.address field plus the offset field |
| 100 | (and the lval field should be lval_memory). */ |
| 101 | char lazy; |
| 102 | /* If nonzero, this is the value of a variable which does not |
| 103 | actually exist in the program. */ |
| 104 | char optimized_out; |
| 105 | /* If this value represents an object that is embedded inside a |
| 106 | larger object (e.g., a base subobject in C++), this gives the |
| 107 | offset (in bytes) from the start of the contents buffer where |
| 108 | the embedded object begins. This is required because some C++ |
| 109 | runtime implementations lay out objects (especially virtual bases |
| 110 | with possibly negative offsets to ancestors). |
| 111 | Note: This may be positive or negative! Also note that this offset |
| 112 | is not used when retrieving contents from target memory; the entire |
| 113 | enclosing object has to be retrieved always, and the offset for |
| 114 | that is given by the member offset above. */ |
| 115 | int embedded_offset; |
| 116 | /* If this value represents a pointer to an object that is embedded |
| 117 | in another object, this gives the embedded_offset of the object |
| 118 | that is pointed to. */ |
| 119 | int pointed_to_offset; |
| 120 | /* The BFD section associated with this value. */ |
| 121 | asection *bfd_section; |
| 122 | /* Actual contents of the value. For use of this value; setting |
| 123 | it uses the stuff above. Not valid if lazy is nonzero. |
| 124 | Target byte-order. We force it to be aligned properly for any |
| 125 | possible value. Note that a value therefore extends beyond |
| 126 | what is declared here. */ |
| 127 | union |
| 128 | { |
| 129 | long contents[1]; |
| 130 | double force_double_align; |
| 131 | LONGEST force_longlong_align; |
| 132 | char *literal_data; |
| 133 | } |
| 134 | aligner; |
| 135 | /* Do not add any new members here -- contents above will trash them */ |
| 136 | }; |
| 137 | |
| 138 | typedef struct value *value_ptr; |
| 139 | |
| 140 | #define VALUE_TYPE(val) (val)->type |
| 141 | #define VALUE_ENCLOSING_TYPE(val) (val)->enclosing_type |
| 142 | #define VALUE_LAZY(val) (val)->lazy |
| 143 | /* VALUE_CONTENTS and VALUE_CONTENTS_RAW both return the address of |
| 144 | the gdb buffer used to hold a copy of the contents of the lval. |
| 145 | VALUE_CONTENTS is used when the contents of the buffer are needed -- |
| 146 | it uses value_fetch_lazy() to load the buffer from the process being |
| 147 | debugged if it hasn't already been loaded. VALUE_CONTENTS_RAW is |
| 148 | used when data is being stored into the buffer, or when it is |
| 149 | certain that the contents of the buffer are valid. |
| 150 | Note: The contents pointer is adjusted by the offset required to |
| 151 | get to the real subobject, if the value happens to represent |
| 152 | something embedded in a larger run-time object. */ |
| 153 | |
| 154 | #define VALUE_CONTENTS_RAW(val) ((char *) (val)->aligner.contents + (val)->embedded_offset) |
| 155 | #define VALUE_CONTENTS(val) ((void)(VALUE_LAZY(val) && value_fetch_lazy(val)),\ |
| 156 | VALUE_CONTENTS_RAW(val)) |
| 157 | |
| 158 | /* The ALL variants of the above two macros do not adjust the returned |
| 159 | pointer by the embedded_offset value. */ |
| 160 | |
| 161 | #define VALUE_CONTENTS_ALL_RAW(val) ((char *) (val)->aligner.contents) |
| 162 | #define VALUE_CONTENTS_ALL(val) ((void) (VALUE_LAZY(val) && value_fetch_lazy(val)),\ |
| 163 | VALUE_CONTENTS_ALL_RAW(val)) |
| 164 | |
| 165 | |
| 166 | extern int value_fetch_lazy PARAMS ((value_ptr val)); |
| 167 | |
| 168 | #define VALUE_LVAL(val) (val)->lval |
| 169 | #define VALUE_ADDRESS(val) (val)->location.address |
| 170 | #define VALUE_INTERNALVAR(val) (val)->location.internalvar |
| 171 | #define VALUE_FRAME_REGNUM(val) ((val)->location.regnum) |
| 172 | #define VALUE_FRAME(val) ((val)->frame_addr) |
| 173 | #define VALUE_OFFSET(val) (val)->offset |
| 174 | #define VALUE_BITSIZE(val) (val)->bitsize |
| 175 | #define VALUE_BITPOS(val) (val)->bitpos |
| 176 | #define VALUE_NEXT(val) (val)->next |
| 177 | #define VALUE_REGNO(val) (val)->regno |
| 178 | #define VALUE_OPTIMIZED_OUT(val) ((val)->optimized_out) |
| 179 | #define VALUE_EMBEDDED_OFFSET(val) ((val)->embedded_offset) |
| 180 | #define VALUE_POINTED_TO_OFFSET(val) ((val)->pointed_to_offset) |
| 181 | #define VALUE_BFD_SECTION(val) ((val)->bfd_section) |
| 182 | |
| 183 | /* Convert a REF to the object referenced. */ |
| 184 | |
| 185 | #define COERCE_REF(arg) \ |
| 186 | do { struct type *value_type_arg_tmp = check_typedef (VALUE_TYPE (arg));\ |
| 187 | if (TYPE_CODE (value_type_arg_tmp) == TYPE_CODE_REF) \ |
| 188 | arg = value_at_lazy (TYPE_TARGET_TYPE (value_type_arg_tmp), \ |
| 189 | unpack_long (VALUE_TYPE (arg), \ |
| 190 | VALUE_CONTENTS (arg)), \ |
| 191 | VALUE_BFD_SECTION (arg)); \ |
| 192 | } while (0) |
| 193 | |
| 194 | /* If ARG is an array, convert it to a pointer. |
| 195 | If ARG is an enum, convert it to an integer. |
| 196 | If ARG is a function, convert it to a function pointer. |
| 197 | |
| 198 | References are dereferenced. */ |
| 199 | |
| 200 | #define COERCE_ARRAY(arg) \ |
| 201 | do { COERCE_REF(arg); \ |
| 202 | if (current_language->c_style_arrays \ |
| 203 | && TYPE_CODE (VALUE_TYPE (arg)) == TYPE_CODE_ARRAY) \ |
| 204 | arg = value_coerce_array (arg); \ |
| 205 | if (TYPE_CODE (VALUE_TYPE (arg)) == TYPE_CODE_FUNC) \ |
| 206 | arg = value_coerce_function (arg); \ |
| 207 | } while (0) |
| 208 | |
| 209 | #define COERCE_NUMBER(arg) \ |
| 210 | do { COERCE_ARRAY(arg); COERCE_ENUM(arg); } while (0) |
| 211 | |
| 212 | #define COERCE_VARYING_ARRAY(arg, real_arg_type) \ |
| 213 | { if (chill_varying_type (real_arg_type)) \ |
| 214 | arg = varying_to_slice (arg), real_arg_type = VALUE_TYPE (arg); } |
| 215 | |
| 216 | /* If ARG is an enum, convert it to an integer. */ |
| 217 | |
| 218 | #define COERCE_ENUM(arg) { \ |
| 219 | if (TYPE_CODE (check_typedef (VALUE_TYPE (arg))) == TYPE_CODE_ENUM) \ |
| 220 | arg = value_cast (builtin_type_unsigned_int, arg); \ |
| 221 | } |
| 222 | |
| 223 | /* Internal variables (variables for convenience of use of debugger) |
| 224 | are recorded as a chain of these structures. */ |
| 225 | |
| 226 | struct internalvar |
| 227 | { |
| 228 | struct internalvar *next; |
| 229 | char *name; |
| 230 | value_ptr value; |
| 231 | }; |
| 232 | |
| 233 | /* Pointer to member function. Depends on compiler implementation. */ |
| 234 | |
| 235 | #define METHOD_PTR_IS_VIRTUAL(ADDR) ((ADDR) & 0x80000000) |
| 236 | #define METHOD_PTR_FROM_VOFFSET(OFFSET) (0x80000000 + (OFFSET)) |
| 237 | #define METHOD_PTR_TO_VOFFSET(ADDR) (~0x80000000 & (ADDR)) |
| 238 | \f |
| 239 | |
| 240 | #include "symtab.h" |
| 241 | #include "gdbtypes.h" |
| 242 | #include "expression.h" |
| 243 | |
| 244 | struct frame_info; |
| 245 | struct fn_field; |
| 246 | |
| 247 | extern void print_address_demangle (CORE_ADDR, struct ui_file *, int); |
| 248 | |
| 249 | extern LONGEST value_as_long PARAMS ((value_ptr val)); |
| 250 | |
| 251 | extern DOUBLEST value_as_double PARAMS ((value_ptr val)); |
| 252 | |
| 253 | extern CORE_ADDR value_as_pointer PARAMS ((value_ptr val)); |
| 254 | |
| 255 | extern LONGEST unpack_long PARAMS ((struct type * type, char *valaddr)); |
| 256 | |
| 257 | extern DOUBLEST unpack_double PARAMS ((struct type * type, char *valaddr, |
| 258 | int *invp)); |
| 259 | |
| 260 | extern CORE_ADDR unpack_pointer PARAMS ((struct type * type, char *valaddr)); |
| 261 | |
| 262 | extern LONGEST unpack_field_as_long PARAMS ((struct type * type, char *valaddr, |
| 263 | int fieldno)); |
| 264 | |
| 265 | extern value_ptr value_from_longest PARAMS ((struct type * type, LONGEST num)); |
| 266 | |
| 267 | extern value_ptr value_from_double PARAMS ((struct type * type, DOUBLEST num)); |
| 268 | |
| 269 | extern value_ptr value_from_string PARAMS ((char *string)); |
| 270 | |
| 271 | extern value_ptr value_at PARAMS ((struct type * type, CORE_ADDR addr, asection * sect)); |
| 272 | |
| 273 | extern value_ptr value_at_lazy PARAMS ((struct type * type, CORE_ADDR addr, asection * sect)); |
| 274 | |
| 275 | extern value_ptr value_from_register PARAMS ((struct type * type, int regnum, |
| 276 | struct frame_info * frame)); |
| 277 | |
| 278 | extern value_ptr value_of_variable PARAMS ((struct symbol * var, |
| 279 | struct block * b)); |
| 280 | |
| 281 | extern value_ptr value_of_register PARAMS ((int regnum)); |
| 282 | |
| 283 | extern int symbol_read_needs_frame PARAMS ((struct symbol *)); |
| 284 | |
| 285 | extern value_ptr read_var_value PARAMS ((struct symbol * var, |
| 286 | struct frame_info * frame)); |
| 287 | |
| 288 | extern value_ptr locate_var_value PARAMS ((struct symbol * var, |
| 289 | struct frame_info * frame)); |
| 290 | |
| 291 | extern value_ptr allocate_value PARAMS ((struct type * type)); |
| 292 | |
| 293 | extern value_ptr allocate_repeat_value PARAMS ((struct type * type, int count)); |
| 294 | |
| 295 | extern value_ptr value_mark PARAMS ((void)); |
| 296 | |
| 297 | extern void value_free_to_mark PARAMS ((value_ptr mark)); |
| 298 | |
| 299 | extern value_ptr value_string PARAMS ((char *ptr, int len)); |
| 300 | extern value_ptr value_bitstring PARAMS ((char *ptr, int len)); |
| 301 | |
| 302 | extern value_ptr value_array PARAMS ((int lowbound, int highbound, |
| 303 | value_ptr * elemvec)); |
| 304 | |
| 305 | extern value_ptr value_concat PARAMS ((value_ptr arg1, value_ptr arg2)); |
| 306 | |
| 307 | extern value_ptr value_binop PARAMS ((value_ptr arg1, value_ptr arg2, |
| 308 | enum exp_opcode op)); |
| 309 | |
| 310 | extern value_ptr value_add PARAMS ((value_ptr arg1, value_ptr arg2)); |
| 311 | |
| 312 | extern value_ptr value_sub PARAMS ((value_ptr arg1, value_ptr arg2)); |
| 313 | |
| 314 | extern value_ptr value_coerce_array PARAMS ((value_ptr arg1)); |
| 315 | |
| 316 | extern value_ptr value_coerce_function PARAMS ((value_ptr arg1)); |
| 317 | |
| 318 | extern value_ptr value_ind PARAMS ((value_ptr arg1)); |
| 319 | |
| 320 | extern value_ptr value_addr PARAMS ((value_ptr arg1)); |
| 321 | |
| 322 | extern value_ptr value_assign PARAMS ((value_ptr toval, value_ptr fromval)); |
| 323 | |
| 324 | extern value_ptr value_neg PARAMS ((value_ptr arg1)); |
| 325 | |
| 326 | extern value_ptr value_complement PARAMS ((value_ptr arg1)); |
| 327 | |
| 328 | extern value_ptr value_struct_elt PARAMS ((value_ptr * argp, value_ptr * args, |
| 329 | char *name, |
| 330 | int *static_memfuncp, char *err)); |
| 331 | |
| 332 | extern value_ptr value_struct_elt_for_reference PARAMS ((struct type * domain, |
| 333 | int offset, |
| 334 | struct type * curtype, |
| 335 | char *name, |
| 336 | struct type * intype)); |
| 337 | |
| 338 | extern value_ptr value_static_field PARAMS ((struct type * type, int fieldno)); |
| 339 | |
| 340 | extern struct fn_field *value_find_oload_method_list PARAMS ((value_ptr *, char *, int, int *, int *, struct type **, int *)); |
| 341 | |
| 342 | extern int find_overload_match PARAMS ((struct type ** arg_types, int nargs, char *name, int method, int lax, value_ptr obj, struct symbol * fsym, value_ptr * valp, struct symbol ** symp, int *staticp)); |
| 343 | |
| 344 | extern value_ptr value_field PARAMS ((value_ptr arg1, int fieldno)); |
| 345 | |
| 346 | extern value_ptr value_primitive_field PARAMS ((value_ptr arg1, int offset, |
| 347 | int fieldno, |
| 348 | struct type * arg_type)); |
| 349 | |
| 350 | extern struct type * |
| 351 | value_rtti_type PARAMS ((value_ptr, int *, int *, int *)); |
| 352 | |
| 353 | extern struct type * |
| 354 | value_rtti_target_type PARAMS ((value_ptr, int *, int *, int *)); |
| 355 | |
| 356 | extern value_ptr |
| 357 | value_full_object PARAMS ((value_ptr, struct type *, int, int, int)); |
| 358 | |
| 359 | extern value_ptr value_cast PARAMS ((struct type * type, value_ptr arg2)); |
| 360 | |
| 361 | extern value_ptr value_zero PARAMS ((struct type * type, enum lval_type lv)); |
| 362 | |
| 363 | extern value_ptr value_repeat PARAMS ((value_ptr arg1, int count)); |
| 364 | |
| 365 | extern value_ptr value_subscript PARAMS ((value_ptr array, value_ptr idx)); |
| 366 | |
| 367 | extern value_ptr value_from_vtable_info PARAMS ((value_ptr arg, |
| 368 | struct type * type)); |
| 369 | |
| 370 | extern value_ptr value_being_returned PARAMS ((struct type * valtype, |
| 371 | char *retbuf, |
| 372 | int struct_return)); |
| 373 | |
| 374 | extern value_ptr value_in PARAMS ((value_ptr element, value_ptr set)); |
| 375 | |
| 376 | extern int value_bit_index PARAMS ((struct type * type, char *addr, int index)); |
| 377 | |
| 378 | extern int using_struct_return PARAMS ((value_ptr function, CORE_ADDR funcaddr, |
| 379 | struct type * value_type, int gcc_p)); |
| 380 | |
| 381 | extern void set_return_value PARAMS ((value_ptr val)); |
| 382 | |
| 383 | extern value_ptr evaluate_expression PARAMS ((struct expression * exp)); |
| 384 | |
| 385 | extern value_ptr evaluate_type PARAMS ((struct expression * exp)); |
| 386 | |
| 387 | extern value_ptr evaluate_subexp_with_coercion PARAMS ((struct expression *, |
| 388 | int *, enum noside)); |
| 389 | |
| 390 | extern value_ptr parse_and_eval PARAMS ((char *exp)); |
| 391 | |
| 392 | extern value_ptr parse_to_comma_and_eval PARAMS ((char **expp)); |
| 393 | |
| 394 | extern struct type *parse_and_eval_type PARAMS ((char *p, int length)); |
| 395 | |
| 396 | extern CORE_ADDR parse_and_eval_address PARAMS ((char *exp)); |
| 397 | |
| 398 | extern CORE_ADDR parse_and_eval_address_1 PARAMS ((char **expptr)); |
| 399 | |
| 400 | extern value_ptr access_value_history PARAMS ((int num)); |
| 401 | |
| 402 | extern value_ptr value_of_internalvar PARAMS ((struct internalvar * var)); |
| 403 | |
| 404 | extern void set_internalvar PARAMS ((struct internalvar * var, value_ptr val)); |
| 405 | |
| 406 | extern void set_internalvar_component PARAMS ((struct internalvar * var, |
| 407 | int offset, |
| 408 | int bitpos, int bitsize, |
| 409 | value_ptr newvalue)); |
| 410 | |
| 411 | extern struct internalvar *lookup_internalvar PARAMS ((char *name)); |
| 412 | |
| 413 | extern int value_equal PARAMS ((value_ptr arg1, value_ptr arg2)); |
| 414 | |
| 415 | extern int value_less PARAMS ((value_ptr arg1, value_ptr arg2)); |
| 416 | |
| 417 | extern int value_logical_not PARAMS ((value_ptr arg1)); |
| 418 | |
| 419 | /* C++ */ |
| 420 | |
| 421 | extern value_ptr value_of_this PARAMS ((int complain)); |
| 422 | |
| 423 | extern value_ptr value_x_binop PARAMS ((value_ptr arg1, value_ptr arg2, |
| 424 | enum exp_opcode op, |
| 425 | enum exp_opcode otherop, |
| 426 | enum noside noside)); |
| 427 | |
| 428 | extern value_ptr value_x_unop PARAMS ((value_ptr arg1, enum exp_opcode op, |
| 429 | enum noside noside)); |
| 430 | |
| 431 | extern value_ptr value_fn_field PARAMS ((value_ptr * arg1p, struct fn_field * f, |
| 432 | int j, |
| 433 | struct type * type, int offset)); |
| 434 | |
| 435 | extern value_ptr value_virtual_fn_field PARAMS ((value_ptr * arg1p, |
| 436 | struct fn_field * f, int j, |
| 437 | struct type * type, |
| 438 | int offset)); |
| 439 | |
| 440 | extern int binop_user_defined_p PARAMS ((enum exp_opcode op, |
| 441 | value_ptr arg1, value_ptr arg2)); |
| 442 | |
| 443 | extern int unop_user_defined_p PARAMS ((enum exp_opcode op, value_ptr arg1)); |
| 444 | |
| 445 | extern int destructor_name_p PARAMS ((const char *name, |
| 446 | const struct type * type)); |
| 447 | |
| 448 | #define value_free(val) free ((PTR)val) |
| 449 | |
| 450 | extern void free_all_values PARAMS ((void)); |
| 451 | |
| 452 | extern void release_value PARAMS ((value_ptr val)); |
| 453 | |
| 454 | extern int record_latest_value PARAMS ((value_ptr val)); |
| 455 | |
| 456 | extern void registers_changed PARAMS ((void)); |
| 457 | |
| 458 | extern void read_register_bytes PARAMS ((int regbyte, char *myaddr, int len)); |
| 459 | |
| 460 | extern void write_register_bytes PARAMS ((int regbyte, char *myaddr, int len)); |
| 461 | |
| 462 | extern void |
| 463 | read_register_gen PARAMS ((int regno, char *myaddr)); |
| 464 | |
| 465 | extern CORE_ADDR |
| 466 | read_register PARAMS ((int regno)); |
| 467 | |
| 468 | extern CORE_ADDR |
| 469 | read_register_pid PARAMS ((int regno, int pid)); |
| 470 | |
| 471 | extern void |
| 472 | write_register PARAMS ((int regno, LONGEST val)); |
| 473 | |
| 474 | extern void |
| 475 | write_register_pid PARAMS ((int regno, CORE_ADDR val, int pid)); |
| 476 | |
| 477 | extern void |
| 478 | supply_register PARAMS ((int regno, char *val)); |
| 479 | |
| 480 | extern void get_saved_register PARAMS ((char *raw_buffer, int *optimized, |
| 481 | CORE_ADDR * addrp, |
| 482 | struct frame_info * frame, |
| 483 | int regnum, enum lval_type * lval)); |
| 484 | |
| 485 | extern void |
| 486 | modify_field PARAMS ((char *addr, LONGEST fieldval, int bitpos, int bitsize)); |
| 487 | |
| 488 | extern void type_print (struct type * type, char *varstring, |
| 489 | struct ui_file * stream, int show); |
| 490 | |
| 491 | extern char *baseclass_addr PARAMS ((struct type * type, int index, |
| 492 | char *valaddr, |
| 493 | value_ptr * valuep, int *errp)); |
| 494 | |
| 495 | extern void print_longest (struct ui_file * stream, int format, |
| 496 | int use_local, LONGEST val); |
| 497 | |
| 498 | extern void print_floating (char *valaddr, struct type * type, |
| 499 | struct ui_file * stream); |
| 500 | |
| 501 | extern int value_print (value_ptr val, struct ui_file *stream, int format, |
| 502 | enum val_prettyprint pretty); |
| 503 | |
| 504 | extern void value_print_array_elements (value_ptr val, |
| 505 | struct ui_file *stream, |
| 506 | int format, |
| 507 | enum val_prettyprint pretty); |
| 508 | |
| 509 | extern value_ptr |
| 510 | value_release_to_mark PARAMS ((value_ptr mark)); |
| 511 | |
| 512 | extern int val_print (struct type * type, char *valaddr, |
| 513 | int embedded_offset, CORE_ADDR address, |
| 514 | struct ui_file * stream, int format, |
| 515 | int deref_ref, int recurse, |
| 516 | enum val_prettyprint pretty); |
| 517 | |
| 518 | extern int val_print_string (CORE_ADDR addr, int len, int width, struct ui_file *stream); |
| 519 | |
| 520 | extern void print_variable_value (struct symbol * var, |
| 521 | struct frame_info * frame, |
| 522 | struct ui_file *stream); |
| 523 | |
| 524 | extern int check_field PARAMS ((value_ptr, const char *)); |
| 525 | |
| 526 | extern void c_typedef_print (struct type * type, struct symbol * news, |
| 527 | struct ui_file * stream); |
| 528 | |
| 529 | extern char * |
| 530 | internalvar_name PARAMS ((struct internalvar * var)); |
| 531 | |
| 532 | extern void |
| 533 | clear_value_history PARAMS ((void)); |
| 534 | |
| 535 | extern void |
| 536 | clear_internalvars PARAMS ((void)); |
| 537 | |
| 538 | /* From values.c */ |
| 539 | |
| 540 | extern value_ptr value_copy PARAMS ((value_ptr)); |
| 541 | |
| 542 | extern int baseclass_offset PARAMS ((struct type *, int, char *, CORE_ADDR)); |
| 543 | |
| 544 | /* From valops.c */ |
| 545 | |
| 546 | extern value_ptr varying_to_slice PARAMS ((value_ptr)); |
| 547 | |
| 548 | extern value_ptr value_slice PARAMS ((value_ptr, int, int)); |
| 549 | |
| 550 | extern value_ptr call_function_by_hand PARAMS ((value_ptr, int, value_ptr *)); |
| 551 | |
| 552 | extern value_ptr value_literal_complex PARAMS ((value_ptr, value_ptr, struct type *)); |
| 553 | |
| 554 | extern void find_rt_vbase_offset PARAMS ((struct type *, struct type *, char *, int, int *, int *)); |
| 555 | |
| 556 | extern value_ptr find_function_in_inferior PARAMS ((char *)); |
| 557 | |
| 558 | extern value_ptr value_allocate_space_in_inferior PARAMS ((int)); |
| 559 | |
| 560 | extern CORE_ADDR default_push_arguments PARAMS ((int nargs, value_ptr * args, |
| 561 | CORE_ADDR sp, |
| 562 | int struct_return, |
| 563 | CORE_ADDR struct_addr)); |
| 564 | |
| 565 | #endif /* !defined (VALUE_H) */ |