| 1 | /* debug.c -- Handle generic debugging information. |
| 2 | Copyright (C) 1995, 1996 Free Software Foundation, Inc. |
| 3 | Written by Ian Lance Taylor <ian@cygnus.com>. |
| 4 | |
| 5 | This file is part of GNU Binutils. |
| 6 | |
| 7 | This program is free software; you can redistribute it and/or modify |
| 8 | it under the terms of the GNU General Public License as published by |
| 9 | the Free Software Foundation; either version 2 of the License, or |
| 10 | (at your option) any later version. |
| 11 | |
| 12 | This program is distributed in the hope that it will be useful, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | GNU General Public License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU General Public License |
| 18 | along with this program; if not, write to the Free Software |
| 19 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA |
| 20 | 02111-1307, USA. */ |
| 21 | |
| 22 | /* This file implements a generic debugging format. We may eventually |
| 23 | have readers which convert different formats into this generic |
| 24 | format, and writers which write it out. The initial impetus for |
| 25 | this was writing a convertor from stabs to HP IEEE-695 debugging |
| 26 | format. */ |
| 27 | |
| 28 | #include <stdio.h> |
| 29 | #include <assert.h> |
| 30 | |
| 31 | #include "bfd.h" |
| 32 | #include "bucomm.h" |
| 33 | #include "libiberty.h" |
| 34 | #include "debug.h" |
| 35 | |
| 36 | /* Global information we keep for debugging. A pointer to this |
| 37 | structure is the debugging handle passed to all the routines. */ |
| 38 | |
| 39 | struct debug_handle |
| 40 | { |
| 41 | /* A linked list of compilation units. */ |
| 42 | struct debug_unit *units; |
| 43 | /* The current compilation unit. */ |
| 44 | struct debug_unit *current_unit; |
| 45 | /* The current source file. */ |
| 46 | struct debug_file *current_file; |
| 47 | /* The current function. */ |
| 48 | struct debug_function *current_function; |
| 49 | /* The current block. */ |
| 50 | struct debug_block *current_block; |
| 51 | /* The current line number information for the current unit. */ |
| 52 | struct debug_lineno *current_lineno; |
| 53 | /* Mark. This is used by debug_write. */ |
| 54 | unsigned int mark; |
| 55 | /* Another mark used by debug_write. */ |
| 56 | unsigned int class_mark; |
| 57 | }; |
| 58 | |
| 59 | /* Information we keep for a single compilation unit. */ |
| 60 | |
| 61 | struct debug_unit |
| 62 | { |
| 63 | /* The next compilation unit. */ |
| 64 | struct debug_unit *next; |
| 65 | /* A list of files included in this compilation unit. The first |
| 66 | file is always the main one, and that is where the main file name |
| 67 | is stored. */ |
| 68 | struct debug_file *files; |
| 69 | /* Line number information for this compilation unit. This is not |
| 70 | stored by function, because assembler code may have line number |
| 71 | information without function information. */ |
| 72 | struct debug_lineno *linenos; |
| 73 | }; |
| 74 | |
| 75 | /* Information kept for a single source file. */ |
| 76 | |
| 77 | struct debug_file |
| 78 | { |
| 79 | /* The next source file in this compilation unit. */ |
| 80 | struct debug_file *next; |
| 81 | /* The name of the source file. */ |
| 82 | const char *filename; |
| 83 | /* Global functions, variables, types, etc. */ |
| 84 | struct debug_namespace *globals; |
| 85 | }; |
| 86 | |
| 87 | /* A type. */ |
| 88 | |
| 89 | struct debug_type |
| 90 | { |
| 91 | /* Kind of type. */ |
| 92 | enum debug_type_kind kind; |
| 93 | /* Size of type (0 if not known). */ |
| 94 | unsigned int size; |
| 95 | /* Type which is a pointer to this type. */ |
| 96 | debug_type pointer; |
| 97 | /* Tagged union with additional information about the type. */ |
| 98 | union |
| 99 | { |
| 100 | /* DEBUG_KIND_INDIRECT. */ |
| 101 | struct debug_indirect_type *kindirect; |
| 102 | /* DEBUG_KIND_INT. */ |
| 103 | /* Whether the integer is unsigned. */ |
| 104 | boolean kint; |
| 105 | /* DEBUG_KIND_STRUCT, DEBUG_KIND_UNION, DEBUG_KIND_CLASS, |
| 106 | DEBUG_KIND_UNION_CLASS. */ |
| 107 | struct debug_class_type *kclass; |
| 108 | /* DEBUG_KIND_ENUM. */ |
| 109 | struct debug_enum_type *kenum; |
| 110 | /* DEBUG_KIND_POINTER. */ |
| 111 | struct debug_type *kpointer; |
| 112 | /* DEBUG_KIND_FUNCTION. */ |
| 113 | struct debug_function_type *kfunction; |
| 114 | /* DEBUG_KIND_REFERENCE. */ |
| 115 | struct debug_type *kreference; |
| 116 | /* DEBUG_KIND_RANGE. */ |
| 117 | struct debug_range_type *krange; |
| 118 | /* DEBUG_KIND_ARRAY. */ |
| 119 | struct debug_array_type *karray; |
| 120 | /* DEBUG_KIND_SET. */ |
| 121 | struct debug_set_type *kset; |
| 122 | /* DEBUG_KIND_OFFSET. */ |
| 123 | struct debug_offset_type *koffset; |
| 124 | /* DEBUG_KIND_METHOD. */ |
| 125 | struct debug_method_type *kmethod; |
| 126 | /* DEBUG_KIND_CONST. */ |
| 127 | struct debug_type *kconst; |
| 128 | /* DEBUG_KIND_VOLATILE. */ |
| 129 | struct debug_type *kvolatile; |
| 130 | /* DEBUG_KIND_NAMED, DEBUG_KIND_TAGGED. */ |
| 131 | struct debug_named_type *knamed; |
| 132 | } u; |
| 133 | }; |
| 134 | |
| 135 | /* Information kept for an indirect type. */ |
| 136 | |
| 137 | struct debug_indirect_type |
| 138 | { |
| 139 | /* Slot where the final type will appear. */ |
| 140 | debug_type *slot; |
| 141 | /* Tag. */ |
| 142 | const char *tag; |
| 143 | }; |
| 144 | |
| 145 | /* Information kept for a struct, union, or class. */ |
| 146 | |
| 147 | struct debug_class_type |
| 148 | { |
| 149 | /* NULL terminated array of fields. */ |
| 150 | debug_field *fields; |
| 151 | /* A mark field used to avoid recursively printing out structs. */ |
| 152 | unsigned int mark; |
| 153 | /* The remaining fields are only used for DEBUG_KIND_CLASS and |
| 154 | DEBUG_KIND_UNION_CLASS. */ |
| 155 | /* NULL terminated array of base classes. */ |
| 156 | debug_baseclass *baseclasses; |
| 157 | /* NULL terminated array of methods. */ |
| 158 | debug_method *methods; |
| 159 | /* The type of the class providing the virtual function table for |
| 160 | this class. This may point to the type itself. */ |
| 161 | debug_type vptrbase; |
| 162 | }; |
| 163 | |
| 164 | /* Information kept for an enum. */ |
| 165 | |
| 166 | struct debug_enum_type |
| 167 | { |
| 168 | /* NULL terminated array of names. */ |
| 169 | const char **names; |
| 170 | /* Array of corresponding values. */ |
| 171 | bfd_signed_vma *values; |
| 172 | }; |
| 173 | |
| 174 | /* Information kept for a function. FIXME: We should be able to |
| 175 | record the parameter types. */ |
| 176 | |
| 177 | struct debug_function_type |
| 178 | { |
| 179 | /* Return type. */ |
| 180 | debug_type return_type; |
| 181 | }; |
| 182 | |
| 183 | /* Information kept for a range. */ |
| 184 | |
| 185 | struct debug_range_type |
| 186 | { |
| 187 | /* Range base type. */ |
| 188 | debug_type type; |
| 189 | /* Lower bound. */ |
| 190 | bfd_signed_vma lower; |
| 191 | /* Upper bound. */ |
| 192 | bfd_signed_vma upper; |
| 193 | }; |
| 194 | |
| 195 | /* Information kept for an array. */ |
| 196 | |
| 197 | struct debug_array_type |
| 198 | { |
| 199 | /* Element type. */ |
| 200 | debug_type element_type; |
| 201 | /* Range type. */ |
| 202 | debug_type range_type; |
| 203 | /* Lower bound. */ |
| 204 | bfd_signed_vma lower; |
| 205 | /* Upper bound. */ |
| 206 | bfd_signed_vma upper; |
| 207 | /* Whether this array is really a string. */ |
| 208 | boolean stringp; |
| 209 | }; |
| 210 | |
| 211 | /* Information kept for a set. */ |
| 212 | |
| 213 | struct debug_set_type |
| 214 | { |
| 215 | /* Base type. */ |
| 216 | debug_type type; |
| 217 | /* Whether this set is really a bitstring. */ |
| 218 | boolean bitstringp; |
| 219 | }; |
| 220 | |
| 221 | /* Information kept for an offset type (a based pointer). */ |
| 222 | |
| 223 | struct debug_offset_type |
| 224 | { |
| 225 | /* The type the pointer is an offset from. */ |
| 226 | debug_type base_type; |
| 227 | /* The type the pointer points to. */ |
| 228 | debug_type target_type; |
| 229 | }; |
| 230 | |
| 231 | /* Information kept for a method type. */ |
| 232 | |
| 233 | struct debug_method_type |
| 234 | { |
| 235 | /* The return type. */ |
| 236 | debug_type return_type; |
| 237 | /* The object type which this method is for. */ |
| 238 | debug_type domain_type; |
| 239 | /* A NULL terminated array of argument types. */ |
| 240 | debug_type *arg_types; |
| 241 | }; |
| 242 | |
| 243 | /* Information kept for a named type. */ |
| 244 | |
| 245 | struct debug_named_type |
| 246 | { |
| 247 | /* Name. */ |
| 248 | struct debug_name *name; |
| 249 | /* Real type. */ |
| 250 | debug_type type; |
| 251 | }; |
| 252 | |
| 253 | /* A field in a struct or union. */ |
| 254 | |
| 255 | struct debug_field |
| 256 | { |
| 257 | /* Name of the field. */ |
| 258 | const char *name; |
| 259 | /* Type of the field. */ |
| 260 | struct debug_type *type; |
| 261 | /* Visibility of the field. */ |
| 262 | enum debug_visibility visibility; |
| 263 | /* Whether this is a static member. */ |
| 264 | boolean static_member; |
| 265 | union |
| 266 | { |
| 267 | /* If static_member is false. */ |
| 268 | struct |
| 269 | { |
| 270 | /* Bit position of the field in the struct. */ |
| 271 | unsigned int bitpos; |
| 272 | /* Size of the field in bits. */ |
| 273 | unsigned int bitsize; |
| 274 | } f; |
| 275 | /* If static_member is true. */ |
| 276 | struct |
| 277 | { |
| 278 | const char *physname; |
| 279 | } s; |
| 280 | } u; |
| 281 | }; |
| 282 | |
| 283 | /* A base class for an object. */ |
| 284 | |
| 285 | struct debug_baseclass |
| 286 | { |
| 287 | /* Type of the base class. */ |
| 288 | struct debug_type *type; |
| 289 | /* Bit position of the base class in the object. */ |
| 290 | unsigned int bitpos; |
| 291 | /* Whether the base class is virtual. */ |
| 292 | boolean virtual; |
| 293 | /* Visibility of the base class. */ |
| 294 | enum debug_visibility visibility; |
| 295 | }; |
| 296 | |
| 297 | /* A method of an object. */ |
| 298 | |
| 299 | struct debug_method |
| 300 | { |
| 301 | /* The name of the method. */ |
| 302 | const char *name; |
| 303 | /* A NULL terminated array of different types of variants. */ |
| 304 | struct debug_method_variant **variants; |
| 305 | }; |
| 306 | |
| 307 | /* The variants of a method function of an object. These indicate |
| 308 | which method to run. */ |
| 309 | |
| 310 | struct debug_method_variant |
| 311 | { |
| 312 | /* The argument types of the function. */ |
| 313 | const char *argtypes; |
| 314 | /* The type of the function. */ |
| 315 | struct debug_type *type; |
| 316 | /* The visibility of the function. */ |
| 317 | enum debug_visibility visibility; |
| 318 | /* Whether the function is const. */ |
| 319 | boolean constp; |
| 320 | /* Whether the function is volatile. */ |
| 321 | boolean volatilep; |
| 322 | /* The offset to the function in the virtual function table. */ |
| 323 | bfd_vma voffset; |
| 324 | /* If voffset is VOFFSET_STATIC_METHOD, this is a static method. */ |
| 325 | #define VOFFSET_STATIC_METHOD (1) |
| 326 | /* Context of a virtual method function. */ |
| 327 | struct debug_type *context; |
| 328 | }; |
| 329 | |
| 330 | /* A variable. This is the information we keep for a variable object. |
| 331 | This has no name; a name is associated with a variable in a |
| 332 | debug_name structure. */ |
| 333 | |
| 334 | struct debug_variable |
| 335 | { |
| 336 | /* Kind of variable. */ |
| 337 | enum debug_var_kind kind; |
| 338 | /* Type. */ |
| 339 | debug_type type; |
| 340 | /* Value. The interpretation of the value depends upon kind. */ |
| 341 | bfd_vma val; |
| 342 | }; |
| 343 | |
| 344 | /* A function. This has no name; a name is associated with a function |
| 345 | in a debug_name structure. */ |
| 346 | |
| 347 | struct debug_function |
| 348 | { |
| 349 | /* Return type. */ |
| 350 | debug_type return_type; |
| 351 | /* Parameter information. */ |
| 352 | struct debug_parameter *parameters; |
| 353 | /* Block information. The first structure on the list is the main |
| 354 | block of the function, and describes function local variables. */ |
| 355 | struct debug_block *blocks; |
| 356 | }; |
| 357 | |
| 358 | /* A function parameter. */ |
| 359 | |
| 360 | struct debug_parameter |
| 361 | { |
| 362 | /* Next parameter. */ |
| 363 | struct debug_parameter *next; |
| 364 | /* Name. */ |
| 365 | const char *name; |
| 366 | /* Type. */ |
| 367 | debug_type type; |
| 368 | /* Kind. */ |
| 369 | enum debug_parm_kind kind; |
| 370 | /* Value (meaning depends upon kind). */ |
| 371 | bfd_vma val; |
| 372 | }; |
| 373 | |
| 374 | /* A typed constant. */ |
| 375 | |
| 376 | struct debug_typed_constant |
| 377 | { |
| 378 | /* Type. */ |
| 379 | debug_type type; |
| 380 | /* Value. FIXME: We may eventually need to support non-integral |
| 381 | values. */ |
| 382 | bfd_vma val; |
| 383 | }; |
| 384 | |
| 385 | /* Information about a block within a function. */ |
| 386 | |
| 387 | struct debug_block |
| 388 | { |
| 389 | /* Next block with the same parent. */ |
| 390 | struct debug_block *next; |
| 391 | /* Parent block. */ |
| 392 | struct debug_block *parent; |
| 393 | /* List of child blocks. */ |
| 394 | struct debug_block *children; |
| 395 | /* Start address of the block. */ |
| 396 | bfd_vma start; |
| 397 | /* End address of the block. */ |
| 398 | bfd_vma end; |
| 399 | /* Local variables. */ |
| 400 | struct debug_namespace *locals; |
| 401 | }; |
| 402 | |
| 403 | /* Line number information we keep for a compilation unit. FIXME: |
| 404 | This structure is easy to create, but can be very space |
| 405 | inefficient. */ |
| 406 | |
| 407 | struct debug_lineno |
| 408 | { |
| 409 | /* More line number information for this block. */ |
| 410 | struct debug_lineno *next; |
| 411 | /* Source file. */ |
| 412 | struct debug_file *file; |
| 413 | /* Line numbers, terminated by a -1 or the end of the array. */ |
| 414 | #define DEBUG_LINENO_COUNT 10 |
| 415 | unsigned long linenos[DEBUG_LINENO_COUNT]; |
| 416 | /* Addresses for the line numbers. */ |
| 417 | bfd_vma addrs[DEBUG_LINENO_COUNT]; |
| 418 | }; |
| 419 | |
| 420 | /* A namespace. This is a mapping from names to objects. FIXME: This |
| 421 | should be implemented as a hash table. */ |
| 422 | |
| 423 | struct debug_namespace |
| 424 | { |
| 425 | /* List of items in this namespace. */ |
| 426 | struct debug_name *list; |
| 427 | /* Pointer to where the next item in this namespace should go. */ |
| 428 | struct debug_name **tail; |
| 429 | }; |
| 430 | |
| 431 | /* Kinds of objects that appear in a namespace. */ |
| 432 | |
| 433 | enum debug_object_kind |
| 434 | { |
| 435 | /* A type. */ |
| 436 | DEBUG_OBJECT_TYPE, |
| 437 | /* A tagged type (really a different sort of namespace). */ |
| 438 | DEBUG_OBJECT_TAG, |
| 439 | /* A variable. */ |
| 440 | DEBUG_OBJECT_VARIABLE, |
| 441 | /* A function. */ |
| 442 | DEBUG_OBJECT_FUNCTION, |
| 443 | /* An integer constant. */ |
| 444 | DEBUG_OBJECT_INT_CONSTANT, |
| 445 | /* A floating point constant. */ |
| 446 | DEBUG_OBJECT_FLOAT_CONSTANT, |
| 447 | /* A typed constant. */ |
| 448 | DEBUG_OBJECT_TYPED_CONSTANT |
| 449 | }; |
| 450 | |
| 451 | /* Linkage of an object that appears in a namespace. */ |
| 452 | |
| 453 | enum debug_object_linkage |
| 454 | { |
| 455 | /* Local variable. */ |
| 456 | DEBUG_LINKAGE_AUTOMATIC, |
| 457 | /* Static--either file static or function static, depending upon the |
| 458 | namespace is. */ |
| 459 | DEBUG_LINKAGE_STATIC, |
| 460 | /* Global. */ |
| 461 | DEBUG_LINKAGE_GLOBAL, |
| 462 | /* No linkage. */ |
| 463 | DEBUG_LINKAGE_NONE |
| 464 | }; |
| 465 | |
| 466 | /* A name in a namespace. */ |
| 467 | |
| 468 | struct debug_name |
| 469 | { |
| 470 | /* Next name in this namespace. */ |
| 471 | struct debug_name *next; |
| 472 | /* Name. */ |
| 473 | const char *name; |
| 474 | /* Mark. This is used by debug_write. */ |
| 475 | unsigned int mark; |
| 476 | /* Kind of object. */ |
| 477 | enum debug_object_kind kind; |
| 478 | /* Linkage of object. */ |
| 479 | enum debug_object_linkage linkage; |
| 480 | /* Tagged union with additional information about the object. */ |
| 481 | union |
| 482 | { |
| 483 | /* DEBUG_OBJECT_TYPE. */ |
| 484 | struct debug_type *type; |
| 485 | /* DEBUG_OBJECT_TAG. */ |
| 486 | struct debug_type *tag; |
| 487 | /* DEBUG_OBJECT_VARIABLE. */ |
| 488 | struct debug_variable *variable; |
| 489 | /* DEBUG_OBJECT_FUNCTION. */ |
| 490 | struct debug_function *function; |
| 491 | /* DEBUG_OBJECT_INT_CONSTANT. */ |
| 492 | bfd_vma int_constant; |
| 493 | /* DEBUG_OBJECT_FLOAT_CONSTANT. */ |
| 494 | double float_constant; |
| 495 | /* DEBUG_OBJECT_TYPED_CONSTANT. */ |
| 496 | struct debug_typed_constant *typed_constant; |
| 497 | } u; |
| 498 | }; |
| 499 | |
| 500 | static void debug_error PARAMS ((const char *)); |
| 501 | static struct debug_name *debug_add_to_namespace |
| 502 | PARAMS ((struct debug_handle *, struct debug_namespace **, const char *, |
| 503 | enum debug_object_kind, enum debug_object_linkage)); |
| 504 | static struct debug_name *debug_add_to_current_namespace |
| 505 | PARAMS ((struct debug_handle *, const char *, enum debug_object_kind, |
| 506 | enum debug_object_linkage)); |
| 507 | static struct debug_type *debug_make_type |
| 508 | PARAMS ((struct debug_handle *, enum debug_type_kind, unsigned int)); |
| 509 | static boolean debug_write_name |
| 510 | PARAMS ((struct debug_handle *, const struct debug_write_fns *, PTR, |
| 511 | struct debug_name *)); |
| 512 | static boolean debug_write_type |
| 513 | PARAMS ((struct debug_handle *, const struct debug_write_fns *, PTR, |
| 514 | struct debug_type *, struct debug_name *)); |
| 515 | static boolean debug_write_class_type |
| 516 | PARAMS ((struct debug_handle *, const struct debug_write_fns *, PTR, |
| 517 | struct debug_type *, const char *)); |
| 518 | static boolean debug_write_function |
| 519 | PARAMS ((struct debug_handle *, const struct debug_write_fns *, PTR, |
| 520 | const char *, enum debug_object_linkage, struct debug_function *)); |
| 521 | static boolean debug_write_block |
| 522 | PARAMS ((struct debug_handle *, const struct debug_write_fns *, PTR, |
| 523 | struct debug_block *)); |
| 524 | \f |
| 525 | /* Issue an error message. */ |
| 526 | |
| 527 | static void |
| 528 | debug_error (message) |
| 529 | const char *message; |
| 530 | { |
| 531 | fprintf (stderr, "%s\n", message); |
| 532 | } |
| 533 | |
| 534 | /* Add an object to a namespace. */ |
| 535 | |
| 536 | static struct debug_name * |
| 537 | debug_add_to_namespace (info, nsp, name, kind, linkage) |
| 538 | struct debug_handle *info; |
| 539 | struct debug_namespace **nsp; |
| 540 | const char *name; |
| 541 | enum debug_object_kind kind; |
| 542 | enum debug_object_linkage linkage; |
| 543 | { |
| 544 | struct debug_name *n; |
| 545 | struct debug_namespace *ns; |
| 546 | |
| 547 | n = (struct debug_name *) xmalloc (sizeof *n); |
| 548 | memset (n, 0, sizeof *n); |
| 549 | |
| 550 | n->name = name; |
| 551 | n->kind = kind; |
| 552 | n->linkage = linkage; |
| 553 | |
| 554 | ns = *nsp; |
| 555 | if (ns == NULL) |
| 556 | { |
| 557 | ns = (struct debug_namespace *) xmalloc (sizeof *ns); |
| 558 | memset (ns, 0, sizeof *ns); |
| 559 | |
| 560 | ns->tail = &ns->list; |
| 561 | |
| 562 | *nsp = ns; |
| 563 | } |
| 564 | |
| 565 | *ns->tail = n; |
| 566 | ns->tail = &n->next; |
| 567 | |
| 568 | return n; |
| 569 | } |
| 570 | |
| 571 | /* Add an object to the current namespace. */ |
| 572 | |
| 573 | static struct debug_name * |
| 574 | debug_add_to_current_namespace (info, name, kind, linkage) |
| 575 | struct debug_handle *info; |
| 576 | const char *name; |
| 577 | enum debug_object_kind kind; |
| 578 | enum debug_object_linkage linkage; |
| 579 | { |
| 580 | struct debug_namespace **nsp; |
| 581 | |
| 582 | if (info->current_unit == NULL |
| 583 | || info->current_file == NULL) |
| 584 | { |
| 585 | debug_error ("debug_add_to_current_namespace: no current file"); |
| 586 | return NULL; |
| 587 | } |
| 588 | |
| 589 | if (info->current_block != NULL) |
| 590 | nsp = &info->current_block->locals; |
| 591 | else |
| 592 | nsp = &info->current_file->globals; |
| 593 | |
| 594 | return debug_add_to_namespace (info, nsp, name, kind, linkage); |
| 595 | } |
| 596 | \f |
| 597 | /* Return a handle for debugging information. */ |
| 598 | |
| 599 | PTR |
| 600 | debug_init () |
| 601 | { |
| 602 | struct debug_handle *ret; |
| 603 | |
| 604 | ret = (struct debug_handle *) xmalloc (sizeof *ret); |
| 605 | memset (ret, 0, sizeof *ret); |
| 606 | return (PTR) ret; |
| 607 | } |
| 608 | |
| 609 | /* Set the source filename. This implicitly starts a new compilation |
| 610 | unit. */ |
| 611 | |
| 612 | boolean |
| 613 | debug_set_filename (handle, name) |
| 614 | PTR handle; |
| 615 | const char *name; |
| 616 | { |
| 617 | struct debug_handle *info = (struct debug_handle *) handle; |
| 618 | struct debug_file *nfile; |
| 619 | struct debug_unit *nunit; |
| 620 | |
| 621 | if (name == NULL) |
| 622 | name = ""; |
| 623 | |
| 624 | nfile = (struct debug_file *) xmalloc (sizeof *nfile); |
| 625 | memset (nfile, 0, sizeof *nfile); |
| 626 | |
| 627 | nfile->filename = name; |
| 628 | |
| 629 | nunit = (struct debug_unit *) xmalloc (sizeof *nunit); |
| 630 | memset (nunit, 0, sizeof *nunit); |
| 631 | |
| 632 | nunit->files = nfile; |
| 633 | info->current_file = nfile; |
| 634 | |
| 635 | if (info->current_unit != NULL) |
| 636 | info->current_unit->next = nunit; |
| 637 | else |
| 638 | { |
| 639 | assert (info->units == NULL); |
| 640 | info->units = nunit; |
| 641 | } |
| 642 | |
| 643 | info->current_unit = nunit; |
| 644 | |
| 645 | info->current_function = NULL; |
| 646 | info->current_block = NULL; |
| 647 | info->current_lineno = NULL; |
| 648 | |
| 649 | return true; |
| 650 | } |
| 651 | |
| 652 | /* Append a string to the source filename. */ |
| 653 | |
| 654 | boolean |
| 655 | debug_append_filename (handle, string) |
| 656 | PTR handle; |
| 657 | const char *string; |
| 658 | { |
| 659 | struct debug_handle *info = (struct debug_handle *) handle; |
| 660 | char *n; |
| 661 | |
| 662 | if (string == NULL) |
| 663 | string = ""; |
| 664 | |
| 665 | if (info->current_unit == NULL) |
| 666 | { |
| 667 | debug_error ("debug_append_filename: no current file"); |
| 668 | return false; |
| 669 | } |
| 670 | |
| 671 | n = (char *) xmalloc (strlen (info->current_unit->files->filename) |
| 672 | + strlen (string) |
| 673 | + 1); |
| 674 | sprintf (n, "%s%s", info->current_unit->files->filename, string); |
| 675 | info->current_unit->files->filename = n; |
| 676 | |
| 677 | return true; |
| 678 | } |
| 679 | |
| 680 | /* Change source files to the given file name. This is used for |
| 681 | include files in a single compilation unit. */ |
| 682 | |
| 683 | boolean |
| 684 | debug_start_source (handle, name) |
| 685 | PTR handle; |
| 686 | const char *name; |
| 687 | { |
| 688 | struct debug_handle *info = (struct debug_handle *) handle; |
| 689 | struct debug_file *f, **pf; |
| 690 | |
| 691 | if (name == NULL) |
| 692 | name = ""; |
| 693 | |
| 694 | if (info->current_unit == NULL) |
| 695 | { |
| 696 | debug_error ("debug_start_source: no debug_set_filename call"); |
| 697 | return false; |
| 698 | } |
| 699 | |
| 700 | for (f = info->current_unit->files; f != NULL; f = f->next) |
| 701 | { |
| 702 | if (f->filename[0] == name[0] |
| 703 | && f->filename[1] == name[1] |
| 704 | && strcmp (f->filename, name) == 0) |
| 705 | { |
| 706 | info->current_file = f; |
| 707 | return true; |
| 708 | } |
| 709 | } |
| 710 | |
| 711 | f = (struct debug_file *) xmalloc (sizeof *f); |
| 712 | memset (f, 0, sizeof *f); |
| 713 | |
| 714 | f->filename = name; |
| 715 | |
| 716 | for (pf = &info->current_file->next; |
| 717 | *pf != NULL; |
| 718 | pf = &(*pf)->next) |
| 719 | ; |
| 720 | *pf = f; |
| 721 | |
| 722 | info->current_file = f; |
| 723 | |
| 724 | return true; |
| 725 | } |
| 726 | |
| 727 | /* Record a function definition. This implicitly starts a function |
| 728 | block. The debug_type argument is the type of the return value. |
| 729 | The boolean indicates whether the function is globally visible. |
| 730 | The bfd_vma is the address of the start of the function. Currently |
| 731 | the parameter types are specified by calls to |
| 732 | debug_record_parameter. FIXME: There is no way to specify nested |
| 733 | functions. FIXME: I don't think there is any way to record where a |
| 734 | function ends. */ |
| 735 | |
| 736 | boolean |
| 737 | debug_record_function (handle, name, return_type, global, addr) |
| 738 | PTR handle; |
| 739 | const char *name; |
| 740 | debug_type return_type; |
| 741 | boolean global; |
| 742 | bfd_vma addr; |
| 743 | { |
| 744 | struct debug_handle *info = (struct debug_handle *) handle; |
| 745 | struct debug_function *f; |
| 746 | struct debug_block *b; |
| 747 | struct debug_name *n; |
| 748 | |
| 749 | if (name == NULL) |
| 750 | name = ""; |
| 751 | if (return_type == NULL) |
| 752 | return false; |
| 753 | |
| 754 | if (info->current_unit == NULL) |
| 755 | { |
| 756 | debug_error ("debug_record_function: no debug_set_filename call"); |
| 757 | return false; |
| 758 | } |
| 759 | |
| 760 | f = (struct debug_function *) xmalloc (sizeof *f); |
| 761 | memset (f, 0, sizeof *f); |
| 762 | |
| 763 | f->return_type = return_type; |
| 764 | |
| 765 | b = (struct debug_block *) xmalloc (sizeof *b); |
| 766 | memset (b, 0, sizeof *b); |
| 767 | |
| 768 | b->start = addr; |
| 769 | b->end = (bfd_vma) -1; |
| 770 | |
| 771 | f->blocks = b; |
| 772 | |
| 773 | info->current_function = f; |
| 774 | info->current_block = b; |
| 775 | |
| 776 | /* FIXME: If we could handle nested functions, this would be the |
| 777 | place: we would want to use a different namespace. */ |
| 778 | n = debug_add_to_namespace (info, |
| 779 | &info->current_file->globals, |
| 780 | name, |
| 781 | DEBUG_OBJECT_FUNCTION, |
| 782 | (global |
| 783 | ? DEBUG_LINKAGE_GLOBAL |
| 784 | : DEBUG_LINKAGE_STATIC)); |
| 785 | if (n == NULL) |
| 786 | return false; |
| 787 | |
| 788 | n->u.function = f; |
| 789 | |
| 790 | return true; |
| 791 | } |
| 792 | |
| 793 | /* Record a parameter for the current function. */ |
| 794 | |
| 795 | boolean |
| 796 | debug_record_parameter (handle, name, type, kind, val) |
| 797 | PTR handle; |
| 798 | const char *name; |
| 799 | debug_type type; |
| 800 | enum debug_parm_kind kind; |
| 801 | bfd_vma val; |
| 802 | { |
| 803 | struct debug_handle *info = (struct debug_handle *) handle; |
| 804 | struct debug_parameter *p, **pp; |
| 805 | |
| 806 | if (name == NULL || type == NULL) |
| 807 | return false; |
| 808 | |
| 809 | if (info->current_unit == NULL |
| 810 | || info->current_function == NULL) |
| 811 | { |
| 812 | debug_error ("debug_record_parameter: no current function"); |
| 813 | return false; |
| 814 | } |
| 815 | |
| 816 | p = (struct debug_parameter *) xmalloc (sizeof *p); |
| 817 | memset (p, 0, sizeof *p); |
| 818 | |
| 819 | p->name = name; |
| 820 | p->type = type; |
| 821 | p->kind = kind; |
| 822 | p->val = val; |
| 823 | |
| 824 | for (pp = &info->current_function->parameters; |
| 825 | *pp != NULL; |
| 826 | pp = &(*pp)->next) |
| 827 | ; |
| 828 | *pp = p; |
| 829 | |
| 830 | return true; |
| 831 | } |
| 832 | |
| 833 | /* End a function. FIXME: This should handle function nesting. */ |
| 834 | |
| 835 | boolean |
| 836 | debug_end_function (handle, addr) |
| 837 | PTR handle; |
| 838 | bfd_vma addr; |
| 839 | { |
| 840 | struct debug_handle *info = (struct debug_handle *) handle; |
| 841 | |
| 842 | if (info->current_unit == NULL |
| 843 | || info->current_block == NULL |
| 844 | || info->current_function == NULL) |
| 845 | { |
| 846 | debug_error ("debug_end_function: no current function"); |
| 847 | return false; |
| 848 | } |
| 849 | |
| 850 | if (info->current_block->parent != NULL) |
| 851 | { |
| 852 | debug_error ("debug_end_function: some blocks were not closed"); |
| 853 | return false; |
| 854 | } |
| 855 | |
| 856 | info->current_block->end = addr; |
| 857 | |
| 858 | info->current_function = NULL; |
| 859 | info->current_block = NULL; |
| 860 | |
| 861 | return true; |
| 862 | } |
| 863 | |
| 864 | /* Start a block in a function. All local information will be |
| 865 | recorded in this block, until the matching call to debug_end_block. |
| 866 | debug_start_block and debug_end_block may be nested. The bfd_vma |
| 867 | argument is the address at which this block starts. */ |
| 868 | |
| 869 | boolean |
| 870 | debug_start_block (handle, addr) |
| 871 | PTR handle; |
| 872 | bfd_vma addr; |
| 873 | { |
| 874 | struct debug_handle *info = (struct debug_handle *) handle; |
| 875 | struct debug_block *b, **pb; |
| 876 | |
| 877 | /* We must always have a current block: debug_record_function sets |
| 878 | one up. */ |
| 879 | if (info->current_unit == NULL |
| 880 | || info->current_block == NULL) |
| 881 | { |
| 882 | debug_error ("debug_start_block: no current block"); |
| 883 | return false; |
| 884 | } |
| 885 | |
| 886 | b = (struct debug_block *) xmalloc (sizeof *b); |
| 887 | memset (b, 0, sizeof *b); |
| 888 | |
| 889 | b->parent = info->current_block; |
| 890 | b->start = addr; |
| 891 | b->end = (bfd_vma) -1; |
| 892 | |
| 893 | /* This new block is a child of the current block. */ |
| 894 | for (pb = &info->current_block->children; |
| 895 | *pb != NULL; |
| 896 | pb = &(*pb)->next) |
| 897 | ; |
| 898 | *pb = b; |
| 899 | |
| 900 | info->current_block = b; |
| 901 | |
| 902 | return true; |
| 903 | } |
| 904 | |
| 905 | /* Finish a block in a function. This matches the call to |
| 906 | debug_start_block. The argument is the address at which this block |
| 907 | ends. */ |
| 908 | |
| 909 | boolean |
| 910 | debug_end_block (handle, addr) |
| 911 | PTR handle; |
| 912 | bfd_vma addr; |
| 913 | { |
| 914 | struct debug_handle *info = (struct debug_handle *) handle; |
| 915 | struct debug_block *parent; |
| 916 | |
| 917 | if (info->current_unit == NULL |
| 918 | || info->current_block == NULL) |
| 919 | { |
| 920 | debug_error ("debug_end_block: no current block"); |
| 921 | return false; |
| 922 | } |
| 923 | |
| 924 | parent = info->current_block->parent; |
| 925 | if (parent == NULL) |
| 926 | { |
| 927 | debug_error ("debug_end_block: attempt to close top level block"); |
| 928 | return false; |
| 929 | } |
| 930 | |
| 931 | info->current_block->end = addr; |
| 932 | |
| 933 | info->current_block = parent; |
| 934 | |
| 935 | return true; |
| 936 | } |
| 937 | |
| 938 | /* Associate a line number in the current source file and function |
| 939 | with a given address. */ |
| 940 | |
| 941 | boolean |
| 942 | debug_record_line (handle, lineno, addr) |
| 943 | PTR handle; |
| 944 | unsigned long lineno; |
| 945 | bfd_vma addr; |
| 946 | { |
| 947 | struct debug_handle *info = (struct debug_handle *) handle; |
| 948 | struct debug_lineno *l; |
| 949 | unsigned int i; |
| 950 | |
| 951 | if (info->current_unit == NULL) |
| 952 | { |
| 953 | debug_error ("debug_record_line: no current unit"); |
| 954 | return false; |
| 955 | } |
| 956 | |
| 957 | l = info->current_lineno; |
| 958 | if (l != NULL && l->file == info->current_file) |
| 959 | { |
| 960 | for (i = 0; i < DEBUG_LINENO_COUNT; i++) |
| 961 | { |
| 962 | if (l->linenos[i] == (unsigned long) -1) |
| 963 | { |
| 964 | l->linenos[i] = lineno; |
| 965 | l->addrs[i] = addr; |
| 966 | return true; |
| 967 | } |
| 968 | } |
| 969 | } |
| 970 | |
| 971 | /* If we get here, then either 1) there is no current_lineno |
| 972 | structure, which means this is the first line number in this |
| 973 | compilation unit, 2) the current_lineno structure is for a |
| 974 | different file, or 3) the current_lineno structure is full. |
| 975 | Regardless, we want to allocate a new debug_lineno structure, put |
| 976 | it in the right place, and make it the new current_lineno |
| 977 | structure. */ |
| 978 | |
| 979 | l = (struct debug_lineno *) xmalloc (sizeof *l); |
| 980 | memset (l, 0, sizeof *l); |
| 981 | |
| 982 | l->file = info->current_file; |
| 983 | l->linenos[0] = lineno; |
| 984 | l->addrs[0] = addr; |
| 985 | for (i = 1; i < DEBUG_LINENO_COUNT; i++) |
| 986 | l->linenos[i] = (unsigned long) -1; |
| 987 | |
| 988 | if (info->current_lineno != NULL) |
| 989 | info->current_lineno->next = l; |
| 990 | else |
| 991 | info->current_unit->linenos = l; |
| 992 | |
| 993 | info->current_lineno = l; |
| 994 | |
| 995 | return true; |
| 996 | } |
| 997 | |
| 998 | /* Start a named common block. This is a block of variables that may |
| 999 | move in memory. */ |
| 1000 | |
| 1001 | boolean |
| 1002 | debug_start_common_block (handle, name) |
| 1003 | PTR handle; |
| 1004 | const char *name; |
| 1005 | { |
| 1006 | /* FIXME */ |
| 1007 | debug_error ("debug_start_common_block: not implemented"); |
| 1008 | return false; |
| 1009 | } |
| 1010 | |
| 1011 | /* End a named common block. */ |
| 1012 | |
| 1013 | boolean |
| 1014 | debug_end_common_block (handle, name) |
| 1015 | PTR handle; |
| 1016 | const char *name; |
| 1017 | { |
| 1018 | /* FIXME */ |
| 1019 | debug_error ("debug_end_common_block: not implemented"); |
| 1020 | return false; |
| 1021 | } |
| 1022 | |
| 1023 | /* Record a named integer constant. */ |
| 1024 | |
| 1025 | boolean |
| 1026 | debug_record_int_const (handle, name, val) |
| 1027 | PTR handle; |
| 1028 | const char *name; |
| 1029 | bfd_vma val; |
| 1030 | { |
| 1031 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1032 | struct debug_name *n; |
| 1033 | |
| 1034 | if (name == NULL) |
| 1035 | return false; |
| 1036 | |
| 1037 | n = debug_add_to_current_namespace (info, name, DEBUG_OBJECT_INT_CONSTANT, |
| 1038 | DEBUG_LINKAGE_NONE); |
| 1039 | if (n == NULL) |
| 1040 | return false; |
| 1041 | |
| 1042 | n->u.int_constant = val; |
| 1043 | |
| 1044 | return true; |
| 1045 | } |
| 1046 | |
| 1047 | /* Record a named floating point constant. */ |
| 1048 | |
| 1049 | boolean |
| 1050 | debug_record_float_const (handle, name, val) |
| 1051 | PTR handle; |
| 1052 | const char *name; |
| 1053 | double val; |
| 1054 | { |
| 1055 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1056 | struct debug_name *n; |
| 1057 | |
| 1058 | if (name == NULL) |
| 1059 | return false; |
| 1060 | |
| 1061 | n = debug_add_to_current_namespace (info, name, DEBUG_OBJECT_FLOAT_CONSTANT, |
| 1062 | DEBUG_LINKAGE_NONE); |
| 1063 | if (n == NULL) |
| 1064 | return false; |
| 1065 | |
| 1066 | n->u.float_constant = val; |
| 1067 | |
| 1068 | return true; |
| 1069 | } |
| 1070 | |
| 1071 | /* Record a typed constant with an integral value. */ |
| 1072 | |
| 1073 | boolean |
| 1074 | debug_record_typed_const (handle, name, type, val) |
| 1075 | PTR handle; |
| 1076 | const char *name; |
| 1077 | debug_type type; |
| 1078 | bfd_vma val; |
| 1079 | { |
| 1080 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1081 | struct debug_name *n; |
| 1082 | struct debug_typed_constant *tc; |
| 1083 | |
| 1084 | if (name == NULL || type == NULL) |
| 1085 | return false; |
| 1086 | |
| 1087 | n = debug_add_to_current_namespace (info, name, DEBUG_OBJECT_TYPED_CONSTANT, |
| 1088 | DEBUG_LINKAGE_NONE); |
| 1089 | if (n == NULL) |
| 1090 | return false; |
| 1091 | |
| 1092 | tc = (struct debug_typed_constant *) xmalloc (sizeof *tc); |
| 1093 | memset (tc, 0, sizeof *tc); |
| 1094 | |
| 1095 | tc->type = type; |
| 1096 | tc->val = val; |
| 1097 | |
| 1098 | n->u.typed_constant = tc; |
| 1099 | |
| 1100 | return true; |
| 1101 | } |
| 1102 | |
| 1103 | /* Record a label. */ |
| 1104 | |
| 1105 | boolean |
| 1106 | debug_record_label (handle, name, type, addr) |
| 1107 | PTR handle; |
| 1108 | const char *name; |
| 1109 | debug_type type; |
| 1110 | bfd_vma addr; |
| 1111 | { |
| 1112 | /* FIXME. */ |
| 1113 | debug_error ("debug_record_label not implemented"); |
| 1114 | return false; |
| 1115 | } |
| 1116 | |
| 1117 | /* Record a variable. */ |
| 1118 | |
| 1119 | boolean |
| 1120 | debug_record_variable (handle, name, type, kind, val) |
| 1121 | PTR handle; |
| 1122 | const char *name; |
| 1123 | debug_type type; |
| 1124 | enum debug_var_kind kind; |
| 1125 | bfd_vma val; |
| 1126 | { |
| 1127 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1128 | struct debug_namespace **nsp; |
| 1129 | enum debug_object_linkage linkage; |
| 1130 | struct debug_name *n; |
| 1131 | struct debug_variable *v; |
| 1132 | |
| 1133 | if (name == NULL || type == NULL) |
| 1134 | return false; |
| 1135 | |
| 1136 | if (info->current_unit == NULL |
| 1137 | || info->current_file == NULL) |
| 1138 | { |
| 1139 | debug_error ("debug_record_variable: no current file"); |
| 1140 | return false; |
| 1141 | } |
| 1142 | |
| 1143 | if (kind == DEBUG_GLOBAL || kind == DEBUG_STATIC) |
| 1144 | { |
| 1145 | nsp = &info->current_file->globals; |
| 1146 | if (kind == DEBUG_GLOBAL) |
| 1147 | linkage = DEBUG_LINKAGE_GLOBAL; |
| 1148 | else |
| 1149 | linkage = DEBUG_LINKAGE_STATIC; |
| 1150 | } |
| 1151 | else |
| 1152 | { |
| 1153 | if (info->current_block == NULL) |
| 1154 | { |
| 1155 | debug_error ("debug_record_variable: no current block"); |
| 1156 | return false; |
| 1157 | } |
| 1158 | nsp = &info->current_block->locals; |
| 1159 | linkage = DEBUG_LINKAGE_AUTOMATIC; |
| 1160 | } |
| 1161 | |
| 1162 | n = debug_add_to_namespace (info, nsp, name, DEBUG_OBJECT_VARIABLE, linkage); |
| 1163 | if (n == NULL) |
| 1164 | return false; |
| 1165 | |
| 1166 | v = (struct debug_variable *) xmalloc (sizeof *v); |
| 1167 | memset (v, 0, sizeof *v); |
| 1168 | |
| 1169 | v->kind = kind; |
| 1170 | v->type = type; |
| 1171 | v->val = val; |
| 1172 | |
| 1173 | n->u.variable = v; |
| 1174 | |
| 1175 | return true; |
| 1176 | } |
| 1177 | |
| 1178 | /* Make a type with a given kind and size. */ |
| 1179 | |
| 1180 | /*ARGSUSED*/ |
| 1181 | static struct debug_type * |
| 1182 | debug_make_type (info, kind, size) |
| 1183 | struct debug_handle *info; |
| 1184 | enum debug_type_kind kind; |
| 1185 | unsigned int size; |
| 1186 | { |
| 1187 | struct debug_type *t; |
| 1188 | |
| 1189 | t = (struct debug_type *) xmalloc (sizeof *t); |
| 1190 | memset (t, 0, sizeof *t); |
| 1191 | |
| 1192 | t->kind = kind; |
| 1193 | t->size = size; |
| 1194 | |
| 1195 | return t; |
| 1196 | } |
| 1197 | |
| 1198 | /* Make an indirect type which may be used as a placeholder for a type |
| 1199 | which is referenced before it is defined. */ |
| 1200 | |
| 1201 | debug_type |
| 1202 | debug_make_indirect_type (handle, slot, tag) |
| 1203 | PTR handle; |
| 1204 | debug_type *slot; |
| 1205 | const char *tag; |
| 1206 | { |
| 1207 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1208 | struct debug_type *t; |
| 1209 | struct debug_indirect_type *i; |
| 1210 | |
| 1211 | t = debug_make_type (info, DEBUG_KIND_INDIRECT, 0); |
| 1212 | if (t == NULL) |
| 1213 | return DEBUG_TYPE_NULL; |
| 1214 | |
| 1215 | i = (struct debug_indirect_type *) xmalloc (sizeof *i); |
| 1216 | memset (i, 0, sizeof *i); |
| 1217 | |
| 1218 | i->slot = slot; |
| 1219 | i->tag = tag; |
| 1220 | |
| 1221 | t->u.kindirect = i; |
| 1222 | |
| 1223 | return t; |
| 1224 | } |
| 1225 | |
| 1226 | /* Make a void type. There is only one of these. */ |
| 1227 | |
| 1228 | debug_type |
| 1229 | debug_make_void_type (handle) |
| 1230 | PTR handle; |
| 1231 | { |
| 1232 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1233 | |
| 1234 | return debug_make_type (info, DEBUG_KIND_VOID, 0); |
| 1235 | } |
| 1236 | |
| 1237 | /* Make an integer type of a given size. The boolean argument is true |
| 1238 | if the integer is unsigned. */ |
| 1239 | |
| 1240 | debug_type |
| 1241 | debug_make_int_type (handle, size, unsignedp) |
| 1242 | PTR handle; |
| 1243 | unsigned int size; |
| 1244 | boolean unsignedp; |
| 1245 | { |
| 1246 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1247 | struct debug_type *t; |
| 1248 | |
| 1249 | t = debug_make_type (info, DEBUG_KIND_INT, size); |
| 1250 | if (t == NULL) |
| 1251 | return DEBUG_TYPE_NULL; |
| 1252 | |
| 1253 | t->u.kint = unsignedp; |
| 1254 | |
| 1255 | return t; |
| 1256 | } |
| 1257 | |
| 1258 | /* Make a floating point type of a given size. FIXME: On some |
| 1259 | platforms, like an Alpha, you probably need to be able to specify |
| 1260 | the format. */ |
| 1261 | |
| 1262 | debug_type |
| 1263 | debug_make_float_type (handle, size) |
| 1264 | PTR handle; |
| 1265 | unsigned int size; |
| 1266 | { |
| 1267 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1268 | |
| 1269 | return debug_make_type (info, DEBUG_KIND_FLOAT, size); |
| 1270 | } |
| 1271 | |
| 1272 | /* Make a boolean type of a given size. */ |
| 1273 | |
| 1274 | debug_type |
| 1275 | debug_make_bool_type (handle, size) |
| 1276 | PTR handle; |
| 1277 | unsigned int size; |
| 1278 | { |
| 1279 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1280 | |
| 1281 | return debug_make_type (info, DEBUG_KIND_BOOL, size); |
| 1282 | } |
| 1283 | |
| 1284 | /* Make a complex type of a given size. */ |
| 1285 | |
| 1286 | debug_type |
| 1287 | debug_make_complex_type (handle, size) |
| 1288 | PTR handle; |
| 1289 | unsigned int size; |
| 1290 | { |
| 1291 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1292 | |
| 1293 | return debug_make_type (info, DEBUG_KIND_COMPLEX, size); |
| 1294 | } |
| 1295 | |
| 1296 | /* Make a structure type. The second argument is true for a struct, |
| 1297 | false for a union. The third argument is the size of the struct. |
| 1298 | The fourth argument is a NULL terminated array of fields. */ |
| 1299 | |
| 1300 | debug_type |
| 1301 | debug_make_struct_type (handle, structp, size, fields) |
| 1302 | PTR handle; |
| 1303 | boolean structp; |
| 1304 | bfd_vma size; |
| 1305 | debug_field *fields; |
| 1306 | { |
| 1307 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1308 | struct debug_type *t; |
| 1309 | struct debug_class_type *c; |
| 1310 | |
| 1311 | t = debug_make_type (info, |
| 1312 | structp ? DEBUG_KIND_STRUCT : DEBUG_KIND_UNION, |
| 1313 | size); |
| 1314 | if (t == NULL) |
| 1315 | return DEBUG_TYPE_NULL; |
| 1316 | |
| 1317 | c = (struct debug_class_type *) xmalloc (sizeof *c); |
| 1318 | memset (c, 0, sizeof *c); |
| 1319 | |
| 1320 | c->fields = fields; |
| 1321 | |
| 1322 | t->u.kclass = c; |
| 1323 | |
| 1324 | return t; |
| 1325 | } |
| 1326 | |
| 1327 | /* Make an object type. The first three arguments after the handle |
| 1328 | are the same as for debug_make_struct_type. The next arguments are |
| 1329 | a NULL terminated array of base classes, a NULL terminated array of |
| 1330 | methods, the type of the object holding the virtual function table |
| 1331 | if it is not this object, and a boolean which is true if this |
| 1332 | object has its own virtual function table. */ |
| 1333 | |
| 1334 | debug_type |
| 1335 | debug_make_object_type (handle, structp, size, fields, baseclasses, |
| 1336 | methods, vptrbase, ownvptr) |
| 1337 | PTR handle; |
| 1338 | boolean structp; |
| 1339 | bfd_vma size; |
| 1340 | debug_field *fields; |
| 1341 | debug_baseclass *baseclasses; |
| 1342 | debug_method *methods; |
| 1343 | debug_type vptrbase; |
| 1344 | boolean ownvptr; |
| 1345 | { |
| 1346 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1347 | struct debug_type *t; |
| 1348 | struct debug_class_type *c; |
| 1349 | |
| 1350 | t = debug_make_type (info, |
| 1351 | structp ? DEBUG_KIND_CLASS : DEBUG_KIND_UNION_CLASS, |
| 1352 | size); |
| 1353 | if (t == NULL) |
| 1354 | return DEBUG_TYPE_NULL; |
| 1355 | |
| 1356 | c = (struct debug_class_type *) xmalloc (sizeof *c); |
| 1357 | memset (c, 0, sizeof *c); |
| 1358 | |
| 1359 | c->fields = fields; |
| 1360 | c->baseclasses = baseclasses; |
| 1361 | c->methods = methods; |
| 1362 | if (ownvptr) |
| 1363 | c->vptrbase = t; |
| 1364 | else |
| 1365 | c->vptrbase = vptrbase; |
| 1366 | |
| 1367 | t->u.kclass = c; |
| 1368 | |
| 1369 | return t; |
| 1370 | } |
| 1371 | |
| 1372 | /* Make an enumeration type. The arguments are a null terminated |
| 1373 | array of strings, and an array of corresponding values. */ |
| 1374 | |
| 1375 | debug_type |
| 1376 | debug_make_enum_type (handle, names, values) |
| 1377 | PTR handle; |
| 1378 | const char **names; |
| 1379 | bfd_signed_vma *values; |
| 1380 | { |
| 1381 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1382 | struct debug_type *t; |
| 1383 | struct debug_enum_type *e; |
| 1384 | |
| 1385 | t = debug_make_type (info, DEBUG_KIND_ENUM, 0); |
| 1386 | if (t == NULL) |
| 1387 | return DEBUG_TYPE_NULL; |
| 1388 | |
| 1389 | e = (struct debug_enum_type *) xmalloc (sizeof *e); |
| 1390 | memset (e, 0, sizeof *e); |
| 1391 | |
| 1392 | e->names = names; |
| 1393 | e->values = values; |
| 1394 | |
| 1395 | t->u.kenum = e; |
| 1396 | |
| 1397 | return t; |
| 1398 | } |
| 1399 | |
| 1400 | /* Make a pointer to a given type. */ |
| 1401 | |
| 1402 | debug_type |
| 1403 | debug_make_pointer_type (handle, type) |
| 1404 | PTR handle; |
| 1405 | debug_type type; |
| 1406 | { |
| 1407 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1408 | struct debug_type *t; |
| 1409 | |
| 1410 | if (type == NULL) |
| 1411 | return DEBUG_TYPE_NULL; |
| 1412 | |
| 1413 | if (type->pointer != DEBUG_TYPE_NULL) |
| 1414 | return type->pointer; |
| 1415 | |
| 1416 | t = debug_make_type (info, DEBUG_KIND_POINTER, 0); |
| 1417 | if (t == NULL) |
| 1418 | return DEBUG_TYPE_NULL; |
| 1419 | |
| 1420 | t->u.kpointer = type; |
| 1421 | |
| 1422 | type->pointer = t; |
| 1423 | |
| 1424 | return t; |
| 1425 | } |
| 1426 | |
| 1427 | /* Make a function returning a given type. FIXME: We should be able |
| 1428 | to record the parameter types. */ |
| 1429 | |
| 1430 | debug_type |
| 1431 | debug_make_function_type (handle, type) |
| 1432 | PTR handle; |
| 1433 | debug_type type; |
| 1434 | { |
| 1435 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1436 | struct debug_type *t; |
| 1437 | struct debug_function_type *f; |
| 1438 | |
| 1439 | if (type == NULL) |
| 1440 | return DEBUG_TYPE_NULL; |
| 1441 | |
| 1442 | t = debug_make_type (info, DEBUG_KIND_FUNCTION, 0); |
| 1443 | if (t == NULL) |
| 1444 | return DEBUG_TYPE_NULL; |
| 1445 | |
| 1446 | f = (struct debug_function_type *) xmalloc (sizeof *f); |
| 1447 | memset (f, 0, sizeof *f); |
| 1448 | |
| 1449 | f->return_type = type; |
| 1450 | |
| 1451 | t->u.kfunction = f; |
| 1452 | |
| 1453 | return t; |
| 1454 | } |
| 1455 | |
| 1456 | /* Make a reference to a given type. */ |
| 1457 | |
| 1458 | debug_type |
| 1459 | debug_make_reference_type (handle, type) |
| 1460 | PTR handle; |
| 1461 | debug_type type; |
| 1462 | { |
| 1463 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1464 | struct debug_type *t; |
| 1465 | |
| 1466 | if (type == NULL) |
| 1467 | return DEBUG_TYPE_NULL; |
| 1468 | |
| 1469 | t = debug_make_type (info, DEBUG_KIND_REFERENCE, 0); |
| 1470 | if (t == NULL) |
| 1471 | return DEBUG_TYPE_NULL; |
| 1472 | |
| 1473 | t->u.kreference = type; |
| 1474 | |
| 1475 | return t; |
| 1476 | } |
| 1477 | |
| 1478 | /* Make a range of a given type from a lower to an upper bound. */ |
| 1479 | |
| 1480 | debug_type |
| 1481 | debug_make_range_type (handle, type, lower, upper) |
| 1482 | PTR handle; |
| 1483 | debug_type type; |
| 1484 | bfd_signed_vma lower; |
| 1485 | bfd_signed_vma upper; |
| 1486 | { |
| 1487 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1488 | struct debug_type *t; |
| 1489 | struct debug_range_type *r; |
| 1490 | |
| 1491 | if (type == NULL) |
| 1492 | return DEBUG_TYPE_NULL; |
| 1493 | |
| 1494 | t = debug_make_type (info, DEBUG_KIND_RANGE, 0); |
| 1495 | if (t == NULL) |
| 1496 | return DEBUG_TYPE_NULL; |
| 1497 | |
| 1498 | r = (struct debug_range_type *) xmalloc (sizeof *r); |
| 1499 | memset (r, 0, sizeof *r); |
| 1500 | |
| 1501 | r->type = type; |
| 1502 | r->lower = lower; |
| 1503 | r->upper = upper; |
| 1504 | |
| 1505 | t->u.krange = r; |
| 1506 | |
| 1507 | return t; |
| 1508 | } |
| 1509 | |
| 1510 | /* Make an array type. The second argument is the type of an element |
| 1511 | of the array. The third argument is the type of a range of the |
| 1512 | array. The fourth and fifth argument are the lower and upper |
| 1513 | bounds, respectively. The sixth argument is true if this array is |
| 1514 | actually a string, as in C. */ |
| 1515 | |
| 1516 | debug_type |
| 1517 | debug_make_array_type (handle, element_type, range_type, lower, upper, |
| 1518 | stringp) |
| 1519 | PTR handle; |
| 1520 | debug_type element_type; |
| 1521 | debug_type range_type; |
| 1522 | bfd_signed_vma lower; |
| 1523 | bfd_signed_vma upper; |
| 1524 | boolean stringp; |
| 1525 | { |
| 1526 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1527 | struct debug_type *t; |
| 1528 | struct debug_array_type *a; |
| 1529 | |
| 1530 | if (element_type == NULL || range_type == NULL) |
| 1531 | return DEBUG_TYPE_NULL; |
| 1532 | |
| 1533 | t = debug_make_type (info, DEBUG_KIND_ARRAY, 0); |
| 1534 | if (t == NULL) |
| 1535 | return DEBUG_TYPE_NULL; |
| 1536 | |
| 1537 | a = (struct debug_array_type *) xmalloc (sizeof *a); |
| 1538 | memset (a, 0, sizeof *a); |
| 1539 | |
| 1540 | a->element_type = element_type; |
| 1541 | a->range_type = range_type; |
| 1542 | a->lower = lower; |
| 1543 | a->upper = upper; |
| 1544 | a->stringp = stringp; |
| 1545 | |
| 1546 | t->u.karray = a; |
| 1547 | |
| 1548 | return t; |
| 1549 | } |
| 1550 | |
| 1551 | /* Make a set of a given type. For example, a Pascal set type. The |
| 1552 | boolean argument is true if this set is actually a bitstring, as in |
| 1553 | CHILL. */ |
| 1554 | |
| 1555 | debug_type |
| 1556 | debug_make_set_type (handle, type, bitstringp) |
| 1557 | PTR handle; |
| 1558 | debug_type type; |
| 1559 | boolean bitstringp; |
| 1560 | { |
| 1561 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1562 | struct debug_type *t; |
| 1563 | struct debug_set_type *s; |
| 1564 | |
| 1565 | if (type == NULL) |
| 1566 | return DEBUG_TYPE_NULL; |
| 1567 | |
| 1568 | t = debug_make_type (info, DEBUG_KIND_SET, 0); |
| 1569 | if (t == NULL) |
| 1570 | return DEBUG_TYPE_NULL; |
| 1571 | |
| 1572 | s = (struct debug_set_type *) xmalloc (sizeof *s); |
| 1573 | memset (s, 0, sizeof *s); |
| 1574 | |
| 1575 | s->type = type; |
| 1576 | s->bitstringp = bitstringp; |
| 1577 | |
| 1578 | t->u.kset = s; |
| 1579 | |
| 1580 | return t; |
| 1581 | } |
| 1582 | |
| 1583 | /* Make a type for a pointer which is relative to an object. The |
| 1584 | second argument is the type of the object to which the pointer is |
| 1585 | relative. The third argument is the type that the pointer points |
| 1586 | to. */ |
| 1587 | |
| 1588 | debug_type |
| 1589 | debug_make_offset_type (handle, base_type, target_type) |
| 1590 | PTR handle; |
| 1591 | debug_type base_type; |
| 1592 | debug_type target_type; |
| 1593 | { |
| 1594 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1595 | struct debug_type *t; |
| 1596 | struct debug_offset_type *o; |
| 1597 | |
| 1598 | if (base_type == NULL || target_type == NULL) |
| 1599 | return DEBUG_TYPE_NULL; |
| 1600 | |
| 1601 | t = debug_make_type (info, DEBUG_KIND_OFFSET, 0); |
| 1602 | if (t == NULL) |
| 1603 | return DEBUG_TYPE_NULL; |
| 1604 | |
| 1605 | o = (struct debug_offset_type *) xmalloc (sizeof *o); |
| 1606 | memset (o, 0, sizeof *o); |
| 1607 | |
| 1608 | o->base_type = base_type; |
| 1609 | o->target_type = target_type; |
| 1610 | |
| 1611 | t->u.koffset = o; |
| 1612 | |
| 1613 | return t; |
| 1614 | } |
| 1615 | |
| 1616 | /* Make a type for a method function. The second argument is the |
| 1617 | return type, the third argument is the domain, and the fourth |
| 1618 | argument is a NULL terminated array of argument types. */ |
| 1619 | |
| 1620 | debug_type |
| 1621 | debug_make_method_type (handle, return_type, domain_type, arg_types) |
| 1622 | PTR handle; |
| 1623 | debug_type return_type; |
| 1624 | debug_type domain_type; |
| 1625 | debug_type *arg_types; |
| 1626 | { |
| 1627 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1628 | struct debug_type *t; |
| 1629 | struct debug_method_type *m; |
| 1630 | |
| 1631 | if (return_type == NULL) |
| 1632 | return DEBUG_TYPE_NULL; |
| 1633 | |
| 1634 | t = debug_make_type (info, DEBUG_KIND_METHOD, 0); |
| 1635 | if (t == NULL) |
| 1636 | return DEBUG_TYPE_NULL; |
| 1637 | |
| 1638 | m = (struct debug_method_type *) xmalloc (sizeof *m); |
| 1639 | memset (m, 0, sizeof *m); |
| 1640 | |
| 1641 | m->return_type = return_type; |
| 1642 | m->domain_type = domain_type; |
| 1643 | m->arg_types = arg_types; |
| 1644 | |
| 1645 | t->u.kmethod = m; |
| 1646 | |
| 1647 | return t; |
| 1648 | } |
| 1649 | |
| 1650 | /* Make a const qualified version of a given type. */ |
| 1651 | |
| 1652 | debug_type |
| 1653 | debug_make_const_type (handle, type) |
| 1654 | PTR handle; |
| 1655 | debug_type type; |
| 1656 | { |
| 1657 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1658 | struct debug_type *t; |
| 1659 | |
| 1660 | if (type == NULL) |
| 1661 | return DEBUG_TYPE_NULL; |
| 1662 | |
| 1663 | t = debug_make_type (info, DEBUG_KIND_CONST, 0); |
| 1664 | if (t == NULL) |
| 1665 | return DEBUG_TYPE_NULL; |
| 1666 | |
| 1667 | t->u.kconst = type; |
| 1668 | |
| 1669 | return t; |
| 1670 | } |
| 1671 | |
| 1672 | /* Make a volatile qualified version of a given type. */ |
| 1673 | |
| 1674 | debug_type |
| 1675 | debug_make_volatile_type (handle, type) |
| 1676 | PTR handle; |
| 1677 | debug_type type; |
| 1678 | { |
| 1679 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1680 | struct debug_type *t; |
| 1681 | |
| 1682 | if (type == NULL) |
| 1683 | return DEBUG_TYPE_NULL; |
| 1684 | |
| 1685 | t = debug_make_type (info, DEBUG_KIND_VOLATILE, 0); |
| 1686 | if (t == NULL) |
| 1687 | return DEBUG_TYPE_NULL; |
| 1688 | |
| 1689 | t->u.kvolatile = type; |
| 1690 | |
| 1691 | return t; |
| 1692 | } |
| 1693 | |
| 1694 | /* Make an undefined tagged type. For example, a struct which has |
| 1695 | been mentioned, but not defined. */ |
| 1696 | |
| 1697 | debug_type |
| 1698 | debug_make_undefined_tagged_type (handle, name, kind) |
| 1699 | PTR handle; |
| 1700 | const char *name; |
| 1701 | enum debug_type_kind kind; |
| 1702 | { |
| 1703 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1704 | struct debug_type *t; |
| 1705 | |
| 1706 | if (name == NULL) |
| 1707 | return DEBUG_TYPE_NULL; |
| 1708 | |
| 1709 | t = debug_make_type (info, kind, 0); |
| 1710 | if (t == NULL) |
| 1711 | return DEBUG_TYPE_NULL; |
| 1712 | |
| 1713 | return debug_tag_type (handle, name, t); |
| 1714 | } |
| 1715 | |
| 1716 | /* Make a base class for an object. The second argument is the base |
| 1717 | class type. The third argument is the bit position of this base |
| 1718 | class in the object (always 0 unless doing multiple inheritance). |
| 1719 | The fourth argument is whether this is a virtual class. The fifth |
| 1720 | argument is the visibility of the base class. */ |
| 1721 | |
| 1722 | /*ARGSUSED*/ |
| 1723 | debug_baseclass |
| 1724 | debug_make_baseclass (handle, type, bitpos, virtual, visibility) |
| 1725 | PTR handle; |
| 1726 | debug_type type; |
| 1727 | bfd_vma bitpos; |
| 1728 | boolean virtual; |
| 1729 | enum debug_visibility visibility; |
| 1730 | { |
| 1731 | struct debug_baseclass *b; |
| 1732 | |
| 1733 | b = (struct debug_baseclass *) xmalloc (sizeof *b); |
| 1734 | memset (b, 0, sizeof *b); |
| 1735 | |
| 1736 | b->type = type; |
| 1737 | b->bitpos = bitpos; |
| 1738 | b->virtual = virtual; |
| 1739 | b->visibility = visibility; |
| 1740 | |
| 1741 | return b; |
| 1742 | } |
| 1743 | |
| 1744 | /* Make a field for a struct. The second argument is the name. The |
| 1745 | third argument is the type of the field. The fourth argument is |
| 1746 | the bit position of the field. The fifth argument is the size of |
| 1747 | the field (it may be zero). The sixth argument is the visibility |
| 1748 | of the field. */ |
| 1749 | |
| 1750 | /*ARGSUSED*/ |
| 1751 | debug_field |
| 1752 | debug_make_field (handle, name, type, bitpos, bitsize, visibility) |
| 1753 | PTR handle; |
| 1754 | const char *name; |
| 1755 | debug_type type; |
| 1756 | bfd_vma bitpos; |
| 1757 | bfd_vma bitsize; |
| 1758 | enum debug_visibility visibility; |
| 1759 | { |
| 1760 | struct debug_field *f; |
| 1761 | |
| 1762 | f = (struct debug_field *) xmalloc (sizeof *f); |
| 1763 | memset (f, 0, sizeof *f); |
| 1764 | |
| 1765 | f->name = name; |
| 1766 | f->type = type; |
| 1767 | f->static_member = false; |
| 1768 | f->u.f.bitpos = bitpos; |
| 1769 | f->u.f.bitsize = bitsize; |
| 1770 | f->visibility = visibility; |
| 1771 | |
| 1772 | return f; |
| 1773 | } |
| 1774 | |
| 1775 | /* Make a static member of an object. The second argument is the |
| 1776 | name. The third argument is the type of the member. The fourth |
| 1777 | argument is the physical name of the member (i.e., the name as a |
| 1778 | global variable). The fifth argument is the visibility of the |
| 1779 | member. */ |
| 1780 | |
| 1781 | /*ARGSUSED*/ |
| 1782 | debug_field |
| 1783 | debug_make_static_member (handle, name, type, physname, visibility) |
| 1784 | PTR handle; |
| 1785 | const char *name; |
| 1786 | debug_type type; |
| 1787 | const char *physname; |
| 1788 | enum debug_visibility visibility; |
| 1789 | { |
| 1790 | struct debug_field *f; |
| 1791 | |
| 1792 | f = (struct debug_field *) xmalloc (sizeof *f); |
| 1793 | memset (f, 0, sizeof *f); |
| 1794 | |
| 1795 | f->name = name; |
| 1796 | f->type = type; |
| 1797 | f->static_member = true; |
| 1798 | f->u.s.physname = physname; |
| 1799 | f->visibility = visibility; |
| 1800 | |
| 1801 | return f; |
| 1802 | } |
| 1803 | |
| 1804 | /* Make a method. The second argument is the name, and the third |
| 1805 | argument is a NULL terminated array of method variants. */ |
| 1806 | |
| 1807 | /*ARGSUSED*/ |
| 1808 | debug_method |
| 1809 | debug_make_method (handle, name, variants) |
| 1810 | PTR handle; |
| 1811 | const char *name; |
| 1812 | debug_method_variant *variants; |
| 1813 | { |
| 1814 | struct debug_method *m; |
| 1815 | |
| 1816 | m = (struct debug_method *) xmalloc (sizeof *m); |
| 1817 | memset (m, 0, sizeof *m); |
| 1818 | |
| 1819 | m->name = name; |
| 1820 | m->variants = variants; |
| 1821 | |
| 1822 | return m; |
| 1823 | } |
| 1824 | |
| 1825 | /* Make a method argument. The second argument is the real name of |
| 1826 | the function. The third argument is the type of the function. The |
| 1827 | fourth argument is the visibility. The fifth argument is whether |
| 1828 | this is a const function. The sixth argument is whether this is a |
| 1829 | volatile function. The seventh argument is the offset in the |
| 1830 | virtual function table, if any. The eighth argument is the virtual |
| 1831 | function context. FIXME: Are the const and volatile arguments |
| 1832 | necessary? Could we just use debug_make_const_type? */ |
| 1833 | |
| 1834 | /*ARGSUSED*/ |
| 1835 | debug_method_variant |
| 1836 | debug_make_method_variant (handle, argtypes, type, visibility, constp, |
| 1837 | volatilep, voffset, context) |
| 1838 | PTR handle; |
| 1839 | const char *argtypes; |
| 1840 | debug_type type; |
| 1841 | enum debug_visibility visibility; |
| 1842 | boolean constp; |
| 1843 | boolean volatilep; |
| 1844 | bfd_vma voffset; |
| 1845 | debug_type context; |
| 1846 | { |
| 1847 | struct debug_method_variant *m; |
| 1848 | |
| 1849 | m = (struct debug_method_variant *) xmalloc (sizeof *m); |
| 1850 | memset (m, 0, sizeof *m); |
| 1851 | |
| 1852 | m->argtypes = argtypes; |
| 1853 | m->type = type; |
| 1854 | m->visibility = visibility; |
| 1855 | m->constp = constp; |
| 1856 | m->volatilep = volatilep; |
| 1857 | m->voffset = voffset; |
| 1858 | m->context = context; |
| 1859 | |
| 1860 | return m; |
| 1861 | } |
| 1862 | |
| 1863 | /* Make a static method argument. The arguments are the same as for |
| 1864 | debug_make_method_variant, except that the last two are omitted |
| 1865 | since a static method can not also be virtual. */ |
| 1866 | |
| 1867 | debug_method_variant |
| 1868 | debug_make_static_method_variant (handle, argtypes, type, visibility, |
| 1869 | constp, volatilep) |
| 1870 | PTR handle; |
| 1871 | const char *argtypes; |
| 1872 | debug_type type; |
| 1873 | enum debug_visibility visibility; |
| 1874 | boolean constp; |
| 1875 | boolean volatilep; |
| 1876 | { |
| 1877 | struct debug_method_variant *m; |
| 1878 | |
| 1879 | m = (struct debug_method_variant *) xmalloc (sizeof *m); |
| 1880 | memset (m, 0, sizeof *m); |
| 1881 | |
| 1882 | m->argtypes = argtypes; |
| 1883 | m->type = type; |
| 1884 | m->visibility = visibility; |
| 1885 | m->constp = constp; |
| 1886 | m->volatilep = volatilep; |
| 1887 | m->voffset = VOFFSET_STATIC_METHOD; |
| 1888 | |
| 1889 | return m; |
| 1890 | } |
| 1891 | |
| 1892 | /* Name a type. */ |
| 1893 | |
| 1894 | debug_type |
| 1895 | debug_name_type (handle, name, type) |
| 1896 | PTR handle; |
| 1897 | const char *name; |
| 1898 | debug_type type; |
| 1899 | { |
| 1900 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1901 | struct debug_type *t; |
| 1902 | struct debug_named_type *n; |
| 1903 | struct debug_name *nm; |
| 1904 | |
| 1905 | if (name == NULL || type == NULL) |
| 1906 | return DEBUG_TYPE_NULL; |
| 1907 | |
| 1908 | t = debug_make_type (info, DEBUG_KIND_NAMED, 0); |
| 1909 | if (t == NULL) |
| 1910 | return DEBUG_TYPE_NULL; |
| 1911 | |
| 1912 | n = (struct debug_named_type *) xmalloc (sizeof *n); |
| 1913 | memset (n, 0, sizeof *n); |
| 1914 | |
| 1915 | n->type = type; |
| 1916 | |
| 1917 | t->u.knamed = n; |
| 1918 | |
| 1919 | /* We also need to add the name to the current namespace. */ |
| 1920 | |
| 1921 | nm = debug_add_to_current_namespace (info, name, DEBUG_OBJECT_TYPE, |
| 1922 | DEBUG_LINKAGE_NONE); |
| 1923 | if (nm == NULL) |
| 1924 | return false; |
| 1925 | |
| 1926 | nm->u.type = t; |
| 1927 | |
| 1928 | n->name = nm; |
| 1929 | |
| 1930 | return t; |
| 1931 | } |
| 1932 | |
| 1933 | /* Tag a type. */ |
| 1934 | |
| 1935 | debug_type |
| 1936 | debug_tag_type (handle, name, type) |
| 1937 | PTR handle; |
| 1938 | const char *name; |
| 1939 | debug_type type; |
| 1940 | { |
| 1941 | struct debug_handle *info = (struct debug_handle *) handle; |
| 1942 | struct debug_type *t; |
| 1943 | struct debug_named_type *n; |
| 1944 | struct debug_name *nm; |
| 1945 | |
| 1946 | if (name == NULL || type == NULL) |
| 1947 | return DEBUG_TYPE_NULL; |
| 1948 | |
| 1949 | if (info->current_file == NULL) |
| 1950 | { |
| 1951 | debug_error ("debug_tag_type: no current file"); |
| 1952 | return DEBUG_TYPE_NULL; |
| 1953 | } |
| 1954 | |
| 1955 | if (type->kind == DEBUG_KIND_TAGGED) |
| 1956 | { |
| 1957 | if (strcmp (type->u.knamed->name->name, name) == 0) |
| 1958 | return type; |
| 1959 | debug_error ("debug_tag_type: extra tag attempted"); |
| 1960 | return DEBUG_TYPE_NULL; |
| 1961 | } |
| 1962 | |
| 1963 | t = debug_make_type (info, DEBUG_KIND_TAGGED, 0); |
| 1964 | if (t == NULL) |
| 1965 | return DEBUG_TYPE_NULL; |
| 1966 | |
| 1967 | n = (struct debug_named_type *) xmalloc (sizeof *n); |
| 1968 | memset (n, 0, sizeof *n); |
| 1969 | |
| 1970 | n->type = type; |
| 1971 | |
| 1972 | t->u.knamed = n; |
| 1973 | |
| 1974 | /* We keep a global namespace of tags for each compilation unit. I |
| 1975 | don't know if that is the right thing to do. */ |
| 1976 | |
| 1977 | nm = debug_add_to_namespace (info, &info->current_file->globals, name, |
| 1978 | DEBUG_OBJECT_TAG, DEBUG_LINKAGE_NONE); |
| 1979 | if (nm == NULL) |
| 1980 | return false; |
| 1981 | |
| 1982 | nm->u.tag = t; |
| 1983 | |
| 1984 | n->name = nm; |
| 1985 | |
| 1986 | return t; |
| 1987 | } |
| 1988 | |
| 1989 | /* Record the size of a given type. */ |
| 1990 | |
| 1991 | /*ARGSUSED*/ |
| 1992 | boolean |
| 1993 | debug_record_type_size (handle, type, size) |
| 1994 | PTR handle; |
| 1995 | debug_type type; |
| 1996 | unsigned int size; |
| 1997 | { |
| 1998 | if (type->size != 0 && type->size != size) |
| 1999 | fprintf (stderr, "Warning: changing type size from %d to %d\n", |
| 2000 | type->size, size); |
| 2001 | |
| 2002 | type->size = size; |
| 2003 | |
| 2004 | return true; |
| 2005 | } |
| 2006 | |
| 2007 | /* Find a tagged type. */ |
| 2008 | |
| 2009 | debug_type |
| 2010 | debug_find_tagged_type (handle, name, kind) |
| 2011 | PTR handle; |
| 2012 | const char *name; |
| 2013 | enum debug_type_kind kind; |
| 2014 | { |
| 2015 | struct debug_handle *info = (struct debug_handle *) handle; |
| 2016 | struct debug_unit *u; |
| 2017 | |
| 2018 | /* We search the globals of all the compilation units. I don't know |
| 2019 | if this is correct or not. It would be easy to change. */ |
| 2020 | |
| 2021 | for (u = info->units; u != NULL; u = u->next) |
| 2022 | { |
| 2023 | struct debug_file *f; |
| 2024 | |
| 2025 | for (f = u->files; f != NULL; f = f->next) |
| 2026 | { |
| 2027 | struct debug_name *n; |
| 2028 | |
| 2029 | if (f->globals != NULL) |
| 2030 | { |
| 2031 | for (n = f->globals->list; n != NULL; n = n->next) |
| 2032 | { |
| 2033 | if (n->kind == DEBUG_OBJECT_TAG |
| 2034 | && (kind == DEBUG_KIND_VOID |
| 2035 | || n->u.tag->kind == kind) |
| 2036 | && n->name[0] == name[0] |
| 2037 | && strcmp (n->name, name) == 0) |
| 2038 | return n->u.tag; |
| 2039 | } |
| 2040 | } |
| 2041 | } |
| 2042 | } |
| 2043 | |
| 2044 | return DEBUG_TYPE_NULL; |
| 2045 | } |
| 2046 | |
| 2047 | /* Get the name of a type. */ |
| 2048 | |
| 2049 | /*ARGSUSED*/ |
| 2050 | const char * |
| 2051 | debug_get_type_name (handle, type) |
| 2052 | PTR handle; |
| 2053 | debug_type type; |
| 2054 | { |
| 2055 | if (type->kind == DEBUG_KIND_INDIRECT) |
| 2056 | { |
| 2057 | if (*type->u.kindirect->slot != NULL) |
| 2058 | return debug_get_type_name (handle, *type->u.kindirect->slot); |
| 2059 | return type->u.kindirect->tag; |
| 2060 | } |
| 2061 | if (type->kind == DEBUG_KIND_NAMED |
| 2062 | || type->kind == DEBUG_KIND_TAGGED) |
| 2063 | return type->u.knamed->name->name; |
| 2064 | return NULL; |
| 2065 | } |
| 2066 | \f |
| 2067 | /* Write out the debugging information. This is given a handle to |
| 2068 | debugging information, and a set of function pointers to call. */ |
| 2069 | |
| 2070 | boolean |
| 2071 | debug_write (handle, fns, fhandle) |
| 2072 | PTR handle; |
| 2073 | const struct debug_write_fns *fns; |
| 2074 | PTR fhandle; |
| 2075 | { |
| 2076 | struct debug_handle *info = (struct debug_handle *) handle; |
| 2077 | struct debug_unit *u; |
| 2078 | |
| 2079 | /* We use a mark to tell whether we have already written out a |
| 2080 | particular name. We use an integer, so that we don't have to |
| 2081 | clear the mark fields if we happen to write out the same |
| 2082 | information more than once. */ |
| 2083 | ++info->mark; |
| 2084 | |
| 2085 | for (u = info->units; u != NULL; u = u->next) |
| 2086 | { |
| 2087 | struct debug_file *f; |
| 2088 | boolean first_file; |
| 2089 | struct debug_lineno *l; |
| 2090 | |
| 2091 | if (! (*fns->start_compilation_unit) (fhandle, u->files->filename)) |
| 2092 | return false; |
| 2093 | |
| 2094 | first_file = true; |
| 2095 | for (f = u->files; f != NULL; f = f->next) |
| 2096 | { |
| 2097 | struct debug_name *n; |
| 2098 | |
| 2099 | if (first_file) |
| 2100 | first_file = false; |
| 2101 | else |
| 2102 | { |
| 2103 | if (! (*fns->start_source) (fhandle, f->filename)) |
| 2104 | return false; |
| 2105 | } |
| 2106 | |
| 2107 | if (f->globals != NULL) |
| 2108 | { |
| 2109 | for (n = f->globals->list; n != NULL; n = n->next) |
| 2110 | { |
| 2111 | if (! debug_write_name (info, fns, fhandle, n)) |
| 2112 | return false; |
| 2113 | } |
| 2114 | } |
| 2115 | } |
| 2116 | |
| 2117 | for (l = u->linenos; l != NULL; l = l->next) |
| 2118 | { |
| 2119 | unsigned int i; |
| 2120 | |
| 2121 | for (i = 0; i < DEBUG_LINENO_COUNT; i++) |
| 2122 | { |
| 2123 | if (l->linenos[i] == (unsigned long) -1) |
| 2124 | break; |
| 2125 | if (! (*fns->lineno) (fhandle, l->file->filename, l->linenos[i], |
| 2126 | l->addrs[i])) |
| 2127 | return false; |
| 2128 | } |
| 2129 | } |
| 2130 | } |
| 2131 | |
| 2132 | return true; |
| 2133 | } |
| 2134 | |
| 2135 | /* Write out an element in a namespace. */ |
| 2136 | |
| 2137 | static boolean |
| 2138 | debug_write_name (info, fns, fhandle, n) |
| 2139 | struct debug_handle *info; |
| 2140 | const struct debug_write_fns *fns; |
| 2141 | PTR fhandle; |
| 2142 | struct debug_name *n; |
| 2143 | { |
| 2144 | /* The class_mark field is used to prevent recursively outputting a |
| 2145 | struct or class. */ |
| 2146 | ++info->class_mark; |
| 2147 | |
| 2148 | switch (n->kind) |
| 2149 | { |
| 2150 | case DEBUG_OBJECT_TYPE: |
| 2151 | if (! debug_write_type (info, fns, fhandle, n->u.type, n) |
| 2152 | || ! (*fns->typdef) (fhandle, n->name)) |
| 2153 | return false; |
| 2154 | return true; |
| 2155 | case DEBUG_OBJECT_TAG: |
| 2156 | if (! debug_write_type (info, fns, fhandle, n->u.tag, n)) |
| 2157 | return false; |
| 2158 | return (*fns->tag) (fhandle, n->name); |
| 2159 | case DEBUG_OBJECT_VARIABLE: |
| 2160 | if (! debug_write_type (info, fns, fhandle, n->u.variable->type, |
| 2161 | (struct debug_name *) NULL)) |
| 2162 | return false; |
| 2163 | return (*fns->variable) (fhandle, n->name, n->u.variable->kind, |
| 2164 | n->u.variable->val); |
| 2165 | case DEBUG_OBJECT_FUNCTION: |
| 2166 | return debug_write_function (info, fns, fhandle, n->name, |
| 2167 | n->linkage, n->u.function); |
| 2168 | case DEBUG_OBJECT_INT_CONSTANT: |
| 2169 | return (*fns->int_constant) (fhandle, n->name, n->u.int_constant); |
| 2170 | case DEBUG_OBJECT_FLOAT_CONSTANT: |
| 2171 | return (*fns->float_constant) (fhandle, n->name, n->u.float_constant); |
| 2172 | case DEBUG_OBJECT_TYPED_CONSTANT: |
| 2173 | if (! debug_write_type (info, fns, fhandle, n->u.typed_constant->type, |
| 2174 | (struct debug_name *) NULL)) |
| 2175 | return false; |
| 2176 | return (*fns->typed_constant) (fhandle, n->name, |
| 2177 | n->u.typed_constant->val); |
| 2178 | default: |
| 2179 | abort (); |
| 2180 | return false; |
| 2181 | } |
| 2182 | /*NOTREACHED*/ |
| 2183 | } |
| 2184 | |
| 2185 | /* Write out a type. If the type is DEBUG_KIND_NAMED or |
| 2186 | DEBUG_KIND_TAGGED, then the name argument is the name for which we |
| 2187 | are about to call typedef or tag. If the type is anything else, |
| 2188 | then the name argument is a tag from a DEBUG_KIND_TAGGED type which |
| 2189 | points to this one. */ |
| 2190 | |
| 2191 | static boolean |
| 2192 | debug_write_type (info, fns, fhandle, type, name) |
| 2193 | struct debug_handle *info; |
| 2194 | const struct debug_write_fns *fns; |
| 2195 | PTR fhandle; |
| 2196 | struct debug_type *type; |
| 2197 | struct debug_name *name; |
| 2198 | { |
| 2199 | unsigned int i; |
| 2200 | const char *tag; |
| 2201 | |
| 2202 | /* If we have a name for this type, just output it. We only output |
| 2203 | typedef names after they have been defined. We output type tags |
| 2204 | whenever we are not actually defining them. */ |
| 2205 | if ((type->kind == DEBUG_KIND_NAMED |
| 2206 | || type->kind == DEBUG_KIND_TAGGED) |
| 2207 | && (type->u.knamed->name->mark == info->mark |
| 2208 | || (type->kind == DEBUG_KIND_TAGGED |
| 2209 | && type->u.knamed->name != name))) |
| 2210 | { |
| 2211 | if (type->kind == DEBUG_KIND_NAMED) |
| 2212 | return (*fns->typedef_type) (fhandle, type->u.knamed->name->name); |
| 2213 | else |
| 2214 | return (*fns->tag_type) (fhandle, type->u.knamed->name->name, |
| 2215 | type->u.knamed->type->kind); |
| 2216 | } |
| 2217 | |
| 2218 | /* Mark the name after we have already looked for a known name, so |
| 2219 | that we don't just define a type in terms of itself. We need to |
| 2220 | mark the name here so that a struct containing a pointer to |
| 2221 | itself will work. */ |
| 2222 | if (name != NULL) |
| 2223 | name->mark = info->mark; |
| 2224 | |
| 2225 | tag = NULL; |
| 2226 | if (name != NULL |
| 2227 | && type->kind != DEBUG_KIND_NAMED |
| 2228 | && type->kind != DEBUG_KIND_TAGGED) |
| 2229 | { |
| 2230 | assert (name->kind == DEBUG_OBJECT_TAG); |
| 2231 | tag = name->name; |
| 2232 | } |
| 2233 | |
| 2234 | switch (type->kind) |
| 2235 | { |
| 2236 | case DEBUG_KIND_INDIRECT: |
| 2237 | if (*type->u.kindirect->slot == DEBUG_TYPE_NULL) |
| 2238 | return (*fns->empty_type) (fhandle); |
| 2239 | return debug_write_type (info, fns, fhandle, *type->u.kindirect->slot, |
| 2240 | (struct debug_name *) NULL); |
| 2241 | case DEBUG_KIND_VOID: |
| 2242 | return (*fns->void_type) (fhandle); |
| 2243 | case DEBUG_KIND_INT: |
| 2244 | return (*fns->int_type) (fhandle, type->size, type->u.kint); |
| 2245 | case DEBUG_KIND_FLOAT: |
| 2246 | return (*fns->float_type) (fhandle, type->size); |
| 2247 | case DEBUG_KIND_COMPLEX: |
| 2248 | return (*fns->complex_type) (fhandle, type->size); |
| 2249 | case DEBUG_KIND_BOOL: |
| 2250 | return (*fns->bool_type) (fhandle, type->size); |
| 2251 | case DEBUG_KIND_STRUCT: |
| 2252 | case DEBUG_KIND_UNION: |
| 2253 | if (info->class_mark == type->u.kclass->mark) |
| 2254 | { |
| 2255 | /* We are currently outputting this struct. I don't know if |
| 2256 | this can happen, but it can happen for a class. */ |
| 2257 | return (*fns->tag_type) (fhandle, "?defining?", type->kind); |
| 2258 | } |
| 2259 | type->u.kclass->mark = info->class_mark; |
| 2260 | |
| 2261 | if (! (*fns->start_struct_type) (fhandle, tag, |
| 2262 | type->kind == DEBUG_KIND_STRUCT, |
| 2263 | type->size)) |
| 2264 | return false; |
| 2265 | if (type->u.kclass->fields != NULL) |
| 2266 | { |
| 2267 | for (i = 0; type->u.kclass->fields[i] != NULL; i++) |
| 2268 | { |
| 2269 | struct debug_field *f; |
| 2270 | |
| 2271 | f = type->u.kclass->fields[i]; |
| 2272 | if (! debug_write_type (info, fns, fhandle, f->type, |
| 2273 | (struct debug_name *) NULL) |
| 2274 | || ! (*fns->struct_field) (fhandle, f->name, f->u.f.bitpos, |
| 2275 | f->u.f.bitsize, f->visibility)) |
| 2276 | return false; |
| 2277 | } |
| 2278 | } |
| 2279 | return (*fns->end_struct_type) (fhandle); |
| 2280 | case DEBUG_KIND_CLASS: |
| 2281 | case DEBUG_KIND_UNION_CLASS: |
| 2282 | return debug_write_class_type (info, fns, fhandle, type, tag); |
| 2283 | case DEBUG_KIND_ENUM: |
| 2284 | return (*fns->enum_type) (fhandle, tag, type->u.kenum->names, |
| 2285 | type->u.kenum->values); |
| 2286 | case DEBUG_KIND_POINTER: |
| 2287 | if (! debug_write_type (info, fns, fhandle, type->u.kpointer, |
| 2288 | (struct debug_name *) NULL)) |
| 2289 | return false; |
| 2290 | return (*fns->pointer_type) (fhandle); |
| 2291 | case DEBUG_KIND_FUNCTION: |
| 2292 | if (! debug_write_type (info, fns, fhandle, |
| 2293 | type->u.kfunction->return_type, |
| 2294 | (struct debug_name *) NULL)) |
| 2295 | return false; |
| 2296 | return (*fns->function_type) (fhandle); |
| 2297 | case DEBUG_KIND_REFERENCE: |
| 2298 | if (! debug_write_type (info, fns, fhandle, type->u.kreference, |
| 2299 | (struct debug_name *) NULL)) |
| 2300 | return false; |
| 2301 | return (*fns->reference_type) (fhandle); |
| 2302 | case DEBUG_KIND_RANGE: |
| 2303 | if (! debug_write_type (info, fns, fhandle, type->u.krange->type, |
| 2304 | (struct debug_name *) NULL)) |
| 2305 | return false; |
| 2306 | return (*fns->range_type) (fhandle, type->u.krange->lower, |
| 2307 | type->u.krange->upper); |
| 2308 | case DEBUG_KIND_ARRAY: |
| 2309 | if (! debug_write_type (info, fns, fhandle, type->u.karray->element_type, |
| 2310 | (struct debug_name *) NULL) |
| 2311 | || ! debug_write_type (info, fns, fhandle, |
| 2312 | type->u.karray->range_type, |
| 2313 | (struct debug_name *) NULL)) |
| 2314 | return false; |
| 2315 | return (*fns->array_type) (fhandle, type->u.karray->lower, |
| 2316 | type->u.karray->upper, |
| 2317 | type->u.karray->stringp); |
| 2318 | case DEBUG_KIND_SET: |
| 2319 | if (! debug_write_type (info, fns, fhandle, type->u.kset->type, |
| 2320 | (struct debug_name *) NULL)) |
| 2321 | return false; |
| 2322 | return (*fns->set_type) (fhandle, type->u.kset->bitstringp); |
| 2323 | case DEBUG_KIND_OFFSET: |
| 2324 | if (! debug_write_type (info, fns, fhandle, type->u.koffset->base_type, |
| 2325 | (struct debug_name *) NULL) |
| 2326 | || ! debug_write_type (info, fns, fhandle, |
| 2327 | type->u.koffset->target_type, |
| 2328 | (struct debug_name *) NULL)) |
| 2329 | return false; |
| 2330 | return (*fns->offset_type) (fhandle); |
| 2331 | case DEBUG_KIND_METHOD: |
| 2332 | if (! debug_write_type (info, fns, fhandle, |
| 2333 | type->u.kmethod->return_type, |
| 2334 | (struct debug_name *) NULL)) |
| 2335 | return false; |
| 2336 | if (type->u.kmethod->arg_types == NULL) |
| 2337 | i = -1; |
| 2338 | else |
| 2339 | { |
| 2340 | for (i = 0; type->u.kmethod->arg_types[i] != NULL; i++) |
| 2341 | { |
| 2342 | if (! debug_write_type (info, fns, fhandle, |
| 2343 | type->u.kmethod->arg_types[i], |
| 2344 | (struct debug_name *) NULL)) |
| 2345 | return false; |
| 2346 | } |
| 2347 | } |
| 2348 | if (type->u.kmethod->domain_type != NULL) |
| 2349 | { |
| 2350 | if (! debug_write_type (info, fns, fhandle, |
| 2351 | type->u.kmethod->domain_type, |
| 2352 | (struct debug_name *) NULL)) |
| 2353 | return false; |
| 2354 | } |
| 2355 | return (*fns->method_type) (fhandle, |
| 2356 | type->u.kmethod->domain_type != NULL, |
| 2357 | i); |
| 2358 | case DEBUG_KIND_CONST: |
| 2359 | if (! debug_write_type (info, fns, fhandle, type->u.kconst, |
| 2360 | (struct debug_name *) NULL)) |
| 2361 | return false; |
| 2362 | return (*fns->const_type) (fhandle); |
| 2363 | case DEBUG_KIND_VOLATILE: |
| 2364 | if (! debug_write_type (info, fns, fhandle, type->u.kvolatile, |
| 2365 | (struct debug_name *) NULL)) |
| 2366 | return false; |
| 2367 | return (*fns->volatile_type) (fhandle); |
| 2368 | case DEBUG_KIND_NAMED: |
| 2369 | return debug_write_type (info, fns, fhandle, type->u.knamed->type, |
| 2370 | (struct debug_name *) NULL); |
| 2371 | case DEBUG_KIND_TAGGED: |
| 2372 | return debug_write_type (info, fns, fhandle, type->u.knamed->type, |
| 2373 | type->u.knamed->name); |
| 2374 | default: |
| 2375 | abort (); |
| 2376 | return false; |
| 2377 | } |
| 2378 | } |
| 2379 | |
| 2380 | /* Write out a class type. */ |
| 2381 | |
| 2382 | static boolean |
| 2383 | debug_write_class_type (info, fns, fhandle, type, tag) |
| 2384 | struct debug_handle *info; |
| 2385 | const struct debug_write_fns *fns; |
| 2386 | PTR fhandle; |
| 2387 | struct debug_type *type; |
| 2388 | const char *tag; |
| 2389 | { |
| 2390 | unsigned int i; |
| 2391 | |
| 2392 | if (info->class_mark == type->u.kclass->mark) |
| 2393 | { |
| 2394 | /* We are currently outputting this class. This can happen when |
| 2395 | there are methods for an anonymous class. */ |
| 2396 | return (*fns->tag_type) (fhandle, "?defining?", type->kind); |
| 2397 | } |
| 2398 | type->u.kclass->mark = info->class_mark; |
| 2399 | |
| 2400 | if (type->u.kclass->vptrbase != NULL |
| 2401 | && type->u.kclass->vptrbase != type) |
| 2402 | { |
| 2403 | if (! debug_write_type (info, fns, fhandle, type->u.kclass->vptrbase, |
| 2404 | (struct debug_name *) NULL)) |
| 2405 | return false; |
| 2406 | } |
| 2407 | |
| 2408 | if (! (*fns->start_class_type) (fhandle, tag, |
| 2409 | type->kind == DEBUG_KIND_CLASS, |
| 2410 | type->size, |
| 2411 | type->u.kclass->vptrbase != NULL, |
| 2412 | type->u.kclass->vptrbase == type)) |
| 2413 | return false; |
| 2414 | if (type->u.kclass->fields != NULL) |
| 2415 | { |
| 2416 | for (i = 0; type->u.kclass->fields[i] != NULL; i++) |
| 2417 | { |
| 2418 | struct debug_field *f; |
| 2419 | |
| 2420 | f = type->u.kclass->fields[i]; |
| 2421 | if (! debug_write_type (info, fns, fhandle, f->type, |
| 2422 | (struct debug_name *) NULL)) |
| 2423 | return false; |
| 2424 | if (f->static_member) |
| 2425 | { |
| 2426 | if (! (*fns->class_static_member) (fhandle, f->name, |
| 2427 | f->u.s.physname, |
| 2428 | f->visibility)) |
| 2429 | return false; |
| 2430 | } |
| 2431 | else |
| 2432 | { |
| 2433 | if (! (*fns->struct_field) (fhandle, f->name, f->u.f.bitpos, |
| 2434 | f->u.f.bitsize, f->visibility)) |
| 2435 | return false; |
| 2436 | } |
| 2437 | } |
| 2438 | } |
| 2439 | |
| 2440 | if (type->u.kclass->baseclasses != NULL) |
| 2441 | { |
| 2442 | for (i = 0; type->u.kclass->baseclasses[i] != NULL; i++) |
| 2443 | { |
| 2444 | struct debug_baseclass *b; |
| 2445 | |
| 2446 | b = type->u.kclass->baseclasses[i]; |
| 2447 | if (! debug_write_type (info, fns, fhandle, b->type, |
| 2448 | (struct debug_name *) NULL)) |
| 2449 | return false; |
| 2450 | if (! (*fns->class_baseclass) (fhandle, b->bitpos, b->virtual, |
| 2451 | b->visibility)) |
| 2452 | return false; |
| 2453 | } |
| 2454 | } |
| 2455 | |
| 2456 | if (type->u.kclass->methods != NULL) |
| 2457 | { |
| 2458 | for (i = 0; type->u.kclass->methods[i] != NULL; i++) |
| 2459 | { |
| 2460 | struct debug_method *m; |
| 2461 | unsigned int j; |
| 2462 | |
| 2463 | m = type->u.kclass->methods[i]; |
| 2464 | if (! (*fns->class_start_method) (fhandle, m->name)) |
| 2465 | return false; |
| 2466 | for (j = 0; m->variants[j] != NULL; j++) |
| 2467 | { |
| 2468 | struct debug_method_variant *v; |
| 2469 | |
| 2470 | v = m->variants[j]; |
| 2471 | if (v->context != NULL) |
| 2472 | { |
| 2473 | if (! debug_write_type (info, fns, fhandle, v->context, |
| 2474 | (struct debug_name *) NULL)) |
| 2475 | return false; |
| 2476 | } |
| 2477 | if (! debug_write_type (info, fns, fhandle, v->type, |
| 2478 | (struct debug_name *) NULL)) |
| 2479 | return false; |
| 2480 | if (v->voffset != VOFFSET_STATIC_METHOD) |
| 2481 | { |
| 2482 | if (! (*fns->class_method_variant) (fhandle, v->argtypes, |
| 2483 | v->visibility, |
| 2484 | v->constp, v->volatilep, |
| 2485 | v->voffset, |
| 2486 | v->context != NULL)) |
| 2487 | return false; |
| 2488 | } |
| 2489 | else |
| 2490 | { |
| 2491 | if (! (*fns->class_static_method_variant) (fhandle, |
| 2492 | v->argtypes, |
| 2493 | v->visibility, |
| 2494 | v->constp, |
| 2495 | v->volatilep)) |
| 2496 | return false; |
| 2497 | } |
| 2498 | } |
| 2499 | if (! (*fns->class_end_method) (fhandle)) |
| 2500 | return false; |
| 2501 | } |
| 2502 | } |
| 2503 | |
| 2504 | return (*fns->end_class_type) (fhandle); |
| 2505 | } |
| 2506 | |
| 2507 | /* Write out information for a function. */ |
| 2508 | |
| 2509 | static boolean |
| 2510 | debug_write_function (info, fns, fhandle, name, linkage, function) |
| 2511 | struct debug_handle *info; |
| 2512 | const struct debug_write_fns *fns; |
| 2513 | PTR fhandle; |
| 2514 | const char *name; |
| 2515 | enum debug_object_linkage linkage; |
| 2516 | struct debug_function *function; |
| 2517 | { |
| 2518 | struct debug_parameter *p; |
| 2519 | struct debug_block *b; |
| 2520 | |
| 2521 | if (! debug_write_type (info, fns, fhandle, function->return_type, |
| 2522 | (struct debug_name *) NULL)) |
| 2523 | return false; |
| 2524 | |
| 2525 | if (! (*fns->start_function) (fhandle, name, |
| 2526 | linkage == DEBUG_LINKAGE_GLOBAL)) |
| 2527 | return false; |
| 2528 | |
| 2529 | for (p = function->parameters; p != NULL; p = p->next) |
| 2530 | { |
| 2531 | if (! debug_write_type (info, fns, fhandle, p->type, |
| 2532 | (struct debug_name *) NULL) |
| 2533 | || ! (*fns->function_parameter) (fhandle, p->name, p->kind, p->val)) |
| 2534 | return false; |
| 2535 | } |
| 2536 | |
| 2537 | for (b = function->blocks; b != NULL; b = b->next) |
| 2538 | { |
| 2539 | if (! debug_write_block (info, fns, fhandle, b)) |
| 2540 | return false; |
| 2541 | } |
| 2542 | |
| 2543 | return (*fns->end_function) (fhandle); |
| 2544 | } |
| 2545 | |
| 2546 | /* Write out information for a block. */ |
| 2547 | |
| 2548 | static boolean |
| 2549 | debug_write_block (info, fns, fhandle, block) |
| 2550 | struct debug_handle *info; |
| 2551 | const struct debug_write_fns *fns; |
| 2552 | PTR fhandle; |
| 2553 | struct debug_block *block; |
| 2554 | { |
| 2555 | struct debug_name *n; |
| 2556 | struct debug_block *b; |
| 2557 | |
| 2558 | if (! (*fns->start_block) (fhandle, block->start)) |
| 2559 | return false; |
| 2560 | |
| 2561 | if (block->locals != NULL) |
| 2562 | { |
| 2563 | for (n = block->locals->list; n != NULL; n = n->next) |
| 2564 | { |
| 2565 | if (! debug_write_name (info, fns, fhandle, n)) |
| 2566 | return false; |
| 2567 | } |
| 2568 | } |
| 2569 | |
| 2570 | for (b = block->children; b != NULL; b = b->next) |
| 2571 | { |
| 2572 | if (! debug_write_block (info, fns, fhandle, b)) |
| 2573 | return false; |
| 2574 | } |
| 2575 | |
| 2576 | return (*fns->end_block) (fhandle, block->end); |
| 2577 | } |