| 1 | /* Do various things to symbol tables (other than lookup), for GDB. |
| 2 | Copyright 1986, 1987, 1989, 1991, 1992 Free Software Foundation, Inc. |
| 3 | |
| 4 | This file is part of GDB. |
| 5 | |
| 6 | This program is free software; you can redistribute it and/or modify |
| 7 | it under the terms of the GNU General Public License as published by |
| 8 | the Free Software Foundation; either version 2 of the License, or |
| 9 | (at your option) any later version. |
| 10 | |
| 11 | This program is distributed in the hope that it will be useful, |
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | GNU General Public License for more details. |
| 15 | |
| 16 | You should have received a copy of the GNU General Public License |
| 17 | along with this program; if not, write to the Free Software |
| 18 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ |
| 19 | |
| 20 | #include "defs.h" |
| 21 | #include "symtab.h" |
| 22 | #include "gdbtypes.h" |
| 23 | #include "bfd.h" |
| 24 | #include "symfile.h" |
| 25 | #include "objfiles.h" |
| 26 | #include "breakpoint.h" |
| 27 | #include "command.h" |
| 28 | #include "obstack.h" |
| 29 | #include "language.h" |
| 30 | |
| 31 | #include <string.h> |
| 32 | |
| 33 | #ifndef DEV_TTY |
| 34 | #define DEV_TTY "/dev/tty" |
| 35 | #endif |
| 36 | |
| 37 | /* Unfortunately for debugging, stderr is usually a macro. Better if we |
| 38 | make a variable which has the same value and which is accessible when |
| 39 | debugging GDB with itself. */ |
| 40 | FILE *std_in = stdin; |
| 41 | FILE *std_out = stdout; |
| 42 | FILE *std_err = stderr; |
| 43 | |
| 44 | /* Prototypes for local functions */ |
| 45 | |
| 46 | static void |
| 47 | dump_symtab PARAMS ((struct objfile *, struct symtab *, FILE *)); |
| 48 | |
| 49 | static void |
| 50 | dump_psymtab PARAMS ((struct objfile *, struct partial_symtab *, FILE *)); |
| 51 | |
| 52 | static void |
| 53 | dump_msymbols PARAMS ((struct objfile *, FILE *)); |
| 54 | |
| 55 | static void |
| 56 | dump_objfile PARAMS ((struct objfile *)); |
| 57 | |
| 58 | static void |
| 59 | printobjfiles_command PARAMS ((char *, int)); |
| 60 | |
| 61 | static int |
| 62 | block_depth PARAMS ((struct block *)); |
| 63 | |
| 64 | static void |
| 65 | print_partial_symbol PARAMS ((struct partial_symbol *, int, char *, FILE *)); |
| 66 | |
| 67 | static void |
| 68 | printpsyms_command PARAMS ((char *, int)); |
| 69 | |
| 70 | static void |
| 71 | print_symbol PARAMS ((struct symbol *, int, FILE *)); |
| 72 | |
| 73 | static void |
| 74 | printsyms_command PARAMS ((char *, int)); |
| 75 | |
| 76 | static void |
| 77 | free_symtab_block PARAMS ((struct objfile *, struct block *)); |
| 78 | |
| 79 | static void |
| 80 | printmsyms_command PARAMS ((char *, int)); |
| 81 | \f |
| 82 | /* Free a struct block <- B and all the symbols defined in that block. */ |
| 83 | |
| 84 | static void |
| 85 | free_symtab_block (objfile, b) |
| 86 | struct objfile *objfile; |
| 87 | struct block *b; |
| 88 | { |
| 89 | register int i, n; |
| 90 | n = BLOCK_NSYMS (b); |
| 91 | for (i = 0; i < n; i++) |
| 92 | { |
| 93 | mfree (objfile -> md, SYMBOL_NAME (BLOCK_SYM (b, i))); |
| 94 | mfree (objfile -> md, (PTR) BLOCK_SYM (b, i)); |
| 95 | } |
| 96 | mfree (objfile -> md, (PTR) b); |
| 97 | } |
| 98 | |
| 99 | /* Free all the storage associated with the struct symtab <- S. |
| 100 | Note that some symtabs have contents malloc'ed structure by structure, |
| 101 | while some have contents that all live inside one big block of memory, |
| 102 | and some share the contents of another symbol table and so you should |
| 103 | not free the contents on their behalf (except sometimes the linetable, |
| 104 | which maybe per symtab even when the rest is not). |
| 105 | It is s->free_code that says which alternative to use. */ |
| 106 | |
| 107 | void |
| 108 | free_symtab (s) |
| 109 | register struct symtab *s; |
| 110 | { |
| 111 | register int i, n; |
| 112 | register struct blockvector *bv; |
| 113 | |
| 114 | switch (s->free_code) |
| 115 | { |
| 116 | case free_nothing: |
| 117 | /* All the contents are part of a big block of memory (an obstack), |
| 118 | and some other symtab is in charge of freeing that block. |
| 119 | Therefore, do nothing. */ |
| 120 | break; |
| 121 | |
| 122 | case free_contents: |
| 123 | /* Here all the contents were malloc'ed structure by structure |
| 124 | and must be freed that way. */ |
| 125 | /* First free the blocks (and their symbols. */ |
| 126 | bv = BLOCKVECTOR (s); |
| 127 | n = BLOCKVECTOR_NBLOCKS (bv); |
| 128 | for (i = 0; i < n; i++) |
| 129 | free_symtab_block (s -> objfile, BLOCKVECTOR_BLOCK (bv, i)); |
| 130 | /* Free the blockvector itself. */ |
| 131 | mfree (s -> objfile -> md, (PTR) bv); |
| 132 | /* Also free the linetable. */ |
| 133 | |
| 134 | case free_linetable: |
| 135 | /* Everything will be freed either by our `free_ptr' |
| 136 | or by some other symtab, except for our linetable. |
| 137 | Free that now. */ |
| 138 | if (LINETABLE (s)) |
| 139 | mfree (s -> objfile -> md, (PTR) LINETABLE (s)); |
| 140 | break; |
| 141 | } |
| 142 | |
| 143 | /* If there is a single block of memory to free, free it. */ |
| 144 | if (s -> free_ptr != NULL) |
| 145 | mfree (s -> objfile -> md, s -> free_ptr); |
| 146 | |
| 147 | /* Free source-related stuff */ |
| 148 | if (s -> line_charpos != NULL) |
| 149 | mfree (s -> objfile -> md, (PTR) s -> line_charpos); |
| 150 | if (s -> fullname != NULL) |
| 151 | mfree (s -> objfile -> md, s -> fullname); |
| 152 | mfree (s -> objfile -> md, (PTR) s); |
| 153 | } |
| 154 | |
| 155 | static void |
| 156 | dump_objfile (objfile) |
| 157 | struct objfile *objfile; |
| 158 | { |
| 159 | struct symtab *symtab; |
| 160 | struct partial_symtab *psymtab; |
| 161 | |
| 162 | printf_filtered ("\nObject file %s: ", objfile -> name); |
| 163 | printf_filtered ("Objfile at %x, bfd at %x, %d minsyms\n\n", |
| 164 | objfile, objfile -> obfd, objfile->minimal_symbol_count); |
| 165 | |
| 166 | if (objfile -> psymtabs) |
| 167 | { |
| 168 | printf_filtered ("Psymtabs:\n"); |
| 169 | for (psymtab = objfile -> psymtabs; |
| 170 | psymtab != NULL; |
| 171 | psymtab = psymtab -> next) |
| 172 | { |
| 173 | printf_filtered ("%s at %x, ", psymtab -> filename, psymtab); |
| 174 | if (psymtab -> objfile != objfile) |
| 175 | { |
| 176 | printf_filtered ("NOT ON CHAIN! "); |
| 177 | } |
| 178 | wrap_here (" "); |
| 179 | } |
| 180 | printf_filtered ("\n\n"); |
| 181 | } |
| 182 | |
| 183 | if (objfile -> symtabs) |
| 184 | { |
| 185 | printf_filtered ("Symtabs:\n"); |
| 186 | for (symtab = objfile -> symtabs; |
| 187 | symtab != NULL; |
| 188 | symtab = symtab->next) |
| 189 | { |
| 190 | printf_filtered ("%s at %x, ", symtab -> filename, symtab); |
| 191 | if (symtab -> objfile != objfile) |
| 192 | { |
| 193 | printf_filtered ("NOT ON CHAIN! "); |
| 194 | } |
| 195 | wrap_here (" "); |
| 196 | } |
| 197 | printf_filtered ("\n\n"); |
| 198 | } |
| 199 | } |
| 200 | |
| 201 | /* Print minimal symbols from this objfile. */ |
| 202 | |
| 203 | static void |
| 204 | dump_msymbols (objfile, outfile) |
| 205 | struct objfile *objfile; |
| 206 | FILE *outfile; |
| 207 | { |
| 208 | struct minimal_symbol *msymbol; |
| 209 | int index; |
| 210 | char ms_type; |
| 211 | |
| 212 | fprintf_filtered (outfile, "\nObject file %s:\n\n", objfile -> name); |
| 213 | for (index = 0, msymbol = objfile -> msymbols; |
| 214 | msymbol -> name != NULL; msymbol++, index++) |
| 215 | { |
| 216 | switch (msymbol -> type) |
| 217 | { |
| 218 | case mst_unknown: |
| 219 | ms_type = 'u'; |
| 220 | break; |
| 221 | case mst_text: |
| 222 | ms_type = 't'; |
| 223 | break; |
| 224 | case mst_data: |
| 225 | ms_type = 'd'; |
| 226 | break; |
| 227 | case mst_bss: |
| 228 | ms_type = 'b'; |
| 229 | break; |
| 230 | case mst_abs: |
| 231 | ms_type = 'a'; |
| 232 | break; |
| 233 | default: |
| 234 | ms_type = '?'; |
| 235 | break; |
| 236 | } |
| 237 | fprintf_filtered (outfile, "[%2d] %c %#10x %s\n", index, ms_type, |
| 238 | msymbol -> address, msymbol -> name); |
| 239 | } |
| 240 | if (objfile -> minimal_symbol_count != index) |
| 241 | { |
| 242 | warning ("internal error: minimal symbol count %d != %d", |
| 243 | objfile -> minimal_symbol_count, index); |
| 244 | } |
| 245 | fprintf_filtered (outfile, "\n"); |
| 246 | } |
| 247 | |
| 248 | static void |
| 249 | dump_psymtab (objfile, psymtab, outfile) |
| 250 | struct objfile *objfile; |
| 251 | struct partial_symtab *psymtab; |
| 252 | FILE *outfile; |
| 253 | { |
| 254 | |
| 255 | fprintf_filtered (outfile, "\nPartial symtab for source file %s ", |
| 256 | psymtab -> filename); |
| 257 | fprintf_filtered (outfile, "(object 0x%x)\n\n", psymtab); |
| 258 | fprintf (outfile, " Read from object file %s (0x%x)\n", |
| 259 | objfile -> name, (unsigned int) objfile); |
| 260 | |
| 261 | if (psymtab -> readin) |
| 262 | { |
| 263 | fprintf_filtered (outfile, |
| 264 | " Full symtab was read (at 0x%x by function at 0x%x)\n", |
| 265 | psymtab -> symtab, psymtab -> read_symtab); |
| 266 | } |
| 267 | |
| 268 | /* FIXME, we need to be able to print the relocation stuff. */ |
| 269 | /* This prints some garbage for anything but stabs right now. FIXME. */ |
| 270 | fprintf_filtered (outfile, " Relocate symbols by 0x%x, 0x%x, 0x%x, 0x%x.\n", |
| 271 | ANOFFSET (psymtab->section_offsets, 0), |
| 272 | ANOFFSET (psymtab->section_offsets, 1), |
| 273 | ANOFFSET (psymtab->section_offsets, 2), |
| 274 | ANOFFSET (psymtab->section_offsets, 3)); |
| 275 | |
| 276 | fprintf_filtered (outfile, " Symbols cover text addresses 0x%x-0x%x\n", |
| 277 | psymtab -> textlow, psymtab -> texthigh); |
| 278 | fprintf_filtered (outfile, " Depends on %d other partial symtabs.\n", |
| 279 | psymtab -> number_of_dependencies); |
| 280 | if (psymtab -> n_global_syms > 0) |
| 281 | { |
| 282 | print_partial_symbol (objfile -> global_psymbols.list |
| 283 | + psymtab -> globals_offset, |
| 284 | psymtab -> n_global_syms, "Global", outfile); |
| 285 | } |
| 286 | if (psymtab -> n_static_syms > 0) |
| 287 | { |
| 288 | print_partial_symbol (objfile -> static_psymbols.list |
| 289 | + psymtab -> statics_offset, |
| 290 | psymtab -> n_static_syms, "Static", outfile); |
| 291 | } |
| 292 | fprintf_filtered (outfile, "\n"); |
| 293 | } |
| 294 | |
| 295 | static void |
| 296 | dump_symtab (objfile, symtab, outfile) |
| 297 | struct objfile *objfile; |
| 298 | struct symtab *symtab; |
| 299 | FILE *outfile; |
| 300 | { |
| 301 | register int i, j; |
| 302 | int len, blen; |
| 303 | register struct linetable *l; |
| 304 | struct blockvector *bv; |
| 305 | register struct block *b; |
| 306 | int depth; |
| 307 | |
| 308 | fprintf (outfile, "\nSymtab for file %s\n", symtab->filename); |
| 309 | fprintf (outfile, "Read from object file %s (%x)\n", objfile->name, |
| 310 | (unsigned int) objfile); |
| 311 | fprintf (outfile, "Language: %s\n", language_str (symtab -> language)); |
| 312 | |
| 313 | /* First print the line table. */ |
| 314 | l = LINETABLE (symtab); |
| 315 | if (l) { |
| 316 | fprintf (outfile, "\nLine table:\n\n"); |
| 317 | len = l->nitems; |
| 318 | for (i = 0; i < len; i++) |
| 319 | fprintf (outfile, " line %d at %x\n", l->item[i].line, |
| 320 | l->item[i].pc); |
| 321 | } |
| 322 | /* Now print the block info. */ |
| 323 | fprintf (outfile, "\nBlockvector:\n\n"); |
| 324 | bv = BLOCKVECTOR (symtab); |
| 325 | len = BLOCKVECTOR_NBLOCKS (bv); |
| 326 | for (i = 0; i < len; i++) |
| 327 | { |
| 328 | b = BLOCKVECTOR_BLOCK (bv, i); |
| 329 | depth = block_depth (b) * 2; |
| 330 | print_spaces (depth, outfile); |
| 331 | fprintf (outfile, "block #%03d (object 0x%x) ", i, (unsigned int) b); |
| 332 | fprintf (outfile, "[0x%x..0x%x]", BLOCK_START (b), BLOCK_END (b)); |
| 333 | if (BLOCK_SUPERBLOCK (b)) |
| 334 | fprintf (outfile, " (under 0x%x)", (unsigned int) BLOCK_SUPERBLOCK (b)); |
| 335 | if (BLOCK_FUNCTION (b)) |
| 336 | fprintf (outfile, " %s", SYMBOL_NAME (BLOCK_FUNCTION (b))); |
| 337 | fputc ('\n', outfile); |
| 338 | blen = BLOCK_NSYMS (b); |
| 339 | for (j = 0; j < blen; j++) |
| 340 | { |
| 341 | print_symbol (BLOCK_SYM (b, j), depth + 1, outfile); |
| 342 | } |
| 343 | } |
| 344 | fprintf (outfile, "\n"); |
| 345 | } |
| 346 | |
| 347 | static void |
| 348 | printsyms_command (args, from_tty) |
| 349 | char *args; |
| 350 | int from_tty; |
| 351 | { |
| 352 | char **argv; |
| 353 | FILE *outfile; |
| 354 | struct cleanup *cleanups; |
| 355 | char *symname = NULL; |
| 356 | char *filename = DEV_TTY; |
| 357 | struct objfile *objfile; |
| 358 | struct symtab *s; |
| 359 | |
| 360 | dont_repeat (); |
| 361 | |
| 362 | if (args == NULL) |
| 363 | { |
| 364 | error ("printsyms takes an output file name and optional symbol file name"); |
| 365 | } |
| 366 | else if ((argv = buildargv (args)) == NULL) |
| 367 | { |
| 368 | nomem (0); |
| 369 | } |
| 370 | cleanups = make_cleanup (freeargv, (char *) argv); |
| 371 | |
| 372 | if (argv[0] != NULL) |
| 373 | { |
| 374 | filename = argv[0]; |
| 375 | /* If a second arg is supplied, it is a source file name to match on */ |
| 376 | if (argv[1] != NULL) |
| 377 | { |
| 378 | symname = argv[1]; |
| 379 | } |
| 380 | } |
| 381 | |
| 382 | filename = tilde_expand (filename); |
| 383 | make_cleanup (free, filename); |
| 384 | |
| 385 | outfile = fopen (filename, "w"); |
| 386 | if (outfile == 0) |
| 387 | perror_with_name (filename); |
| 388 | make_cleanup (fclose, (char *) outfile); |
| 389 | |
| 390 | immediate_quit++; |
| 391 | ALL_SYMTABS (objfile, s) |
| 392 | if (symname == NULL || (strcmp (symname, s -> filename) == 0)) |
| 393 | dump_symtab (objfile, s, outfile); |
| 394 | immediate_quit--; |
| 395 | do_cleanups (cleanups); |
| 396 | } |
| 397 | |
| 398 | static void |
| 399 | print_symbol (symbol, depth, outfile) |
| 400 | struct symbol *symbol; |
| 401 | int depth; |
| 402 | FILE *outfile; |
| 403 | { |
| 404 | print_spaces (depth, outfile); |
| 405 | if (SYMBOL_NAMESPACE (symbol) == LABEL_NAMESPACE) |
| 406 | { |
| 407 | fprintf (outfile, "label %s at 0x%x\n", SYMBOL_NAME (symbol), |
| 408 | SYMBOL_VALUE_ADDRESS (symbol)); |
| 409 | return; |
| 410 | } |
| 411 | if (SYMBOL_NAMESPACE (symbol) == STRUCT_NAMESPACE) |
| 412 | { |
| 413 | if (TYPE_NAME (SYMBOL_TYPE (symbol))) |
| 414 | { |
| 415 | type_print_1 (SYMBOL_TYPE (symbol), "", outfile, 1, depth); |
| 416 | } |
| 417 | else |
| 418 | { |
| 419 | fprintf (outfile, "%s %s = ", |
| 420 | (TYPE_CODE (SYMBOL_TYPE (symbol)) == TYPE_CODE_ENUM |
| 421 | ? "enum" |
| 422 | : (TYPE_CODE (SYMBOL_TYPE (symbol)) == TYPE_CODE_STRUCT |
| 423 | ? "struct" : "union")), |
| 424 | SYMBOL_NAME (symbol)); |
| 425 | type_print_1 (SYMBOL_TYPE (symbol), "", outfile, 1, depth); |
| 426 | } |
| 427 | fprintf (outfile, ";\n"); |
| 428 | } |
| 429 | else |
| 430 | { |
| 431 | if (SYMBOL_CLASS (symbol) == LOC_TYPEDEF) |
| 432 | fprintf (outfile, "typedef "); |
| 433 | if (SYMBOL_TYPE (symbol)) |
| 434 | { |
| 435 | /* Print details of types, except for enums where it's clutter. */ |
| 436 | type_print_1 (SYMBOL_TYPE (symbol), SYMBOL_NAME (symbol), outfile, |
| 437 | TYPE_CODE (SYMBOL_TYPE (symbol)) != TYPE_CODE_ENUM, |
| 438 | depth); |
| 439 | fprintf (outfile, "; "); |
| 440 | } |
| 441 | else |
| 442 | fprintf (outfile, "%s ", SYMBOL_NAME (symbol)); |
| 443 | |
| 444 | switch (SYMBOL_CLASS (symbol)) |
| 445 | { |
| 446 | case LOC_CONST: |
| 447 | fprintf (outfile, "const %ld (0x%lx),", |
| 448 | SYMBOL_VALUE (symbol), SYMBOL_VALUE (symbol)); |
| 449 | break; |
| 450 | |
| 451 | case LOC_CONST_BYTES: |
| 452 | fprintf (outfile, "const %u hex bytes:", |
| 453 | TYPE_LENGTH (SYMBOL_TYPE (symbol))); |
| 454 | { |
| 455 | unsigned i; |
| 456 | for (i = 0; i < TYPE_LENGTH (SYMBOL_TYPE (symbol)); i++) |
| 457 | fprintf (outfile, " %2x", |
| 458 | (unsigned)SYMBOL_VALUE_BYTES (symbol) [i]); |
| 459 | fprintf (outfile, ","); |
| 460 | } |
| 461 | break; |
| 462 | |
| 463 | case LOC_STATIC: |
| 464 | fprintf (outfile, "static at 0x%x,", SYMBOL_VALUE_ADDRESS (symbol)); |
| 465 | break; |
| 466 | |
| 467 | case LOC_REGISTER: |
| 468 | fprintf (outfile, "register %ld,", SYMBOL_VALUE (symbol)); |
| 469 | break; |
| 470 | |
| 471 | case LOC_ARG: |
| 472 | if (SYMBOL_BASEREG_VALID (symbol)) |
| 473 | { |
| 474 | fprintf (outfile, "arg at 0x%lx from register %d,", |
| 475 | SYMBOL_VALUE (symbol), SYMBOL_BASEREG (symbol)); |
| 476 | } |
| 477 | else |
| 478 | { |
| 479 | fprintf (outfile, "arg at 0x%lx,", SYMBOL_VALUE (symbol)); |
| 480 | } |
| 481 | break; |
| 482 | |
| 483 | case LOC_LOCAL_ARG: |
| 484 | if (SYMBOL_BASEREG_VALID (symbol)) |
| 485 | { |
| 486 | fprintf (outfile, "arg at offset 0x%lx from register %d,", |
| 487 | SYMBOL_VALUE (symbol), SYMBOL_BASEREG (symbol)); |
| 488 | } |
| 489 | else |
| 490 | { |
| 491 | fprintf (outfile, "arg at offset 0x%lx from fp,", |
| 492 | SYMBOL_VALUE (symbol)); |
| 493 | } |
| 494 | |
| 495 | case LOC_REF_ARG: |
| 496 | fprintf (outfile, "reference arg at 0x%lx,", SYMBOL_VALUE (symbol)); |
| 497 | break; |
| 498 | |
| 499 | case LOC_REGPARM: |
| 500 | fprintf (outfile, "parameter register %ld,", SYMBOL_VALUE (symbol)); |
| 501 | break; |
| 502 | |
| 503 | case LOC_LOCAL: |
| 504 | if (SYMBOL_BASEREG_VALID (symbol)) |
| 505 | { |
| 506 | fprintf (outfile, "local at 0x%lx from register %d", |
| 507 | SYMBOL_VALUE (symbol), SYMBOL_BASEREG (symbol)); |
| 508 | } |
| 509 | else |
| 510 | { |
| 511 | fprintf (outfile, "local at 0x%lx,", SYMBOL_VALUE (symbol)); |
| 512 | } |
| 513 | break; |
| 514 | |
| 515 | case LOC_TYPEDEF: |
| 516 | break; |
| 517 | |
| 518 | case LOC_LABEL: |
| 519 | fprintf (outfile, "label at 0x%lx", SYMBOL_VALUE_ADDRESS (symbol)); |
| 520 | break; |
| 521 | |
| 522 | case LOC_BLOCK: |
| 523 | fprintf (outfile, "block (object 0x%x) starting at 0x%x,", |
| 524 | (unsigned int) SYMBOL_BLOCK_VALUE (symbol), |
| 525 | BLOCK_START (SYMBOL_BLOCK_VALUE (symbol))); |
| 526 | break; |
| 527 | |
| 528 | default: |
| 529 | fprintf (outfile, "botched symbol class %x", SYMBOL_CLASS (symbol)); |
| 530 | break; |
| 531 | } |
| 532 | } |
| 533 | fprintf (outfile, "\n"); |
| 534 | } |
| 535 | |
| 536 | static void |
| 537 | printpsyms_command (args, from_tty) |
| 538 | char *args; |
| 539 | int from_tty; |
| 540 | { |
| 541 | char **argv; |
| 542 | FILE *outfile; |
| 543 | struct cleanup *cleanups; |
| 544 | char *symname = NULL; |
| 545 | char *filename = DEV_TTY; |
| 546 | struct objfile *objfile; |
| 547 | struct partial_symtab *ps; |
| 548 | |
| 549 | dont_repeat (); |
| 550 | |
| 551 | if (args == NULL) |
| 552 | { |
| 553 | error ("printpsyms takes an output file name and optional symbol file name"); |
| 554 | } |
| 555 | else if ((argv = buildargv (args)) == NULL) |
| 556 | { |
| 557 | nomem (0); |
| 558 | } |
| 559 | cleanups = make_cleanup (freeargv, (char *) argv); |
| 560 | |
| 561 | if (argv[0] != NULL) |
| 562 | { |
| 563 | filename = argv[0]; |
| 564 | /* If a second arg is supplied, it is a source file name to match on */ |
| 565 | if (argv[1] != NULL) |
| 566 | { |
| 567 | symname = argv[1]; |
| 568 | } |
| 569 | } |
| 570 | |
| 571 | filename = tilde_expand (filename); |
| 572 | make_cleanup (free, filename); |
| 573 | |
| 574 | outfile = fopen (filename, "w"); |
| 575 | if (outfile == 0) |
| 576 | perror_with_name (filename); |
| 577 | make_cleanup (fclose, outfile); |
| 578 | |
| 579 | immediate_quit++; |
| 580 | ALL_PSYMTABS (objfile, ps) |
| 581 | if (symname == NULL || (strcmp (symname, ps -> filename) == 0)) |
| 582 | dump_psymtab (objfile, ps, outfile); |
| 583 | immediate_quit--; |
| 584 | do_cleanups (cleanups); |
| 585 | } |
| 586 | |
| 587 | static void |
| 588 | print_partial_symbol (p, count, what, outfile) |
| 589 | struct partial_symbol *p; |
| 590 | int count; |
| 591 | char *what; |
| 592 | FILE *outfile; |
| 593 | { |
| 594 | |
| 595 | fprintf_filtered (outfile, " %s partial symbols:\n", what); |
| 596 | while (count-- > 0) |
| 597 | { |
| 598 | fprintf_filtered (outfile, " `%s', ", SYMBOL_NAME(p)); |
| 599 | switch (SYMBOL_NAMESPACE (p)) |
| 600 | { |
| 601 | case UNDEF_NAMESPACE: |
| 602 | fputs_filtered ("undefined namespace, ", outfile); |
| 603 | break; |
| 604 | case VAR_NAMESPACE: |
| 605 | /* This is the usual thing -- don't print it */ |
| 606 | break; |
| 607 | case STRUCT_NAMESPACE: |
| 608 | fputs_filtered ("struct namespace, ", outfile); |
| 609 | break; |
| 610 | case LABEL_NAMESPACE: |
| 611 | fputs_filtered ("label namespace, ", outfile); |
| 612 | break; |
| 613 | default: |
| 614 | fputs_filtered ("<invalid namespace>, ", outfile); |
| 615 | break; |
| 616 | } |
| 617 | switch (SYMBOL_CLASS (p)) |
| 618 | { |
| 619 | case LOC_UNDEF: |
| 620 | fputs_filtered ("undefined", outfile); |
| 621 | break; |
| 622 | case LOC_CONST: |
| 623 | fputs_filtered ("constant int", outfile); |
| 624 | break; |
| 625 | case LOC_STATIC: |
| 626 | fputs_filtered ("static", outfile); |
| 627 | break; |
| 628 | case LOC_REGISTER: |
| 629 | fputs_filtered ("register", outfile); |
| 630 | break; |
| 631 | case LOC_ARG: |
| 632 | fputs_filtered ("pass by value", outfile); |
| 633 | break; |
| 634 | case LOC_REF_ARG: |
| 635 | fputs_filtered ("pass by reference", outfile); |
| 636 | break; |
| 637 | case LOC_REGPARM: |
| 638 | fputs_filtered ("register parameter", outfile); |
| 639 | break; |
| 640 | case LOC_LOCAL: |
| 641 | fputs_filtered ("stack parameter", outfile); |
| 642 | break; |
| 643 | case LOC_TYPEDEF: |
| 644 | fputs_filtered ("type", outfile); |
| 645 | break; |
| 646 | case LOC_LABEL: |
| 647 | fputs_filtered ("label", outfile); |
| 648 | break; |
| 649 | case LOC_BLOCK: |
| 650 | fputs_filtered ("function", outfile); |
| 651 | break; |
| 652 | case LOC_CONST_BYTES: |
| 653 | fputs_filtered ("constant bytes", outfile); |
| 654 | break; |
| 655 | case LOC_LOCAL_ARG: |
| 656 | fputs_filtered ("shuffled arg", outfile); |
| 657 | break; |
| 658 | default: |
| 659 | fputs_filtered ("<invalid location>", outfile); |
| 660 | break; |
| 661 | } |
| 662 | fputs_filtered (", ", outfile); |
| 663 | fprintf_filtered (outfile, "0x%x\n", SYMBOL_VALUE (p)); |
| 664 | p++; |
| 665 | } |
| 666 | } |
| 667 | |
| 668 | static void |
| 669 | printmsyms_command (args, from_tty) |
| 670 | char *args; |
| 671 | int from_tty; |
| 672 | { |
| 673 | char **argv; |
| 674 | FILE *outfile; |
| 675 | struct cleanup *cleanups; |
| 676 | char *filename = DEV_TTY; |
| 677 | char *symname = NULL; |
| 678 | struct objfile *objfile; |
| 679 | |
| 680 | dont_repeat (); |
| 681 | |
| 682 | if (args == NULL) |
| 683 | { |
| 684 | error ("printmsyms takes an output file name and optional symbol file name"); |
| 685 | } |
| 686 | else if ((argv = buildargv (args)) == NULL) |
| 687 | { |
| 688 | nomem (0); |
| 689 | } |
| 690 | cleanups = make_cleanup (freeargv, argv); |
| 691 | |
| 692 | if (argv[0] != NULL) |
| 693 | { |
| 694 | filename = argv[0]; |
| 695 | /* If a second arg is supplied, it is a source file name to match on */ |
| 696 | if (argv[1] != NULL) |
| 697 | { |
| 698 | symname = argv[1]; |
| 699 | } |
| 700 | } |
| 701 | |
| 702 | filename = tilde_expand (filename); |
| 703 | make_cleanup (free, filename); |
| 704 | |
| 705 | outfile = fopen (filename, "w"); |
| 706 | if (outfile == 0) |
| 707 | perror_with_name (filename); |
| 708 | make_cleanup (fclose, outfile); |
| 709 | |
| 710 | immediate_quit++; |
| 711 | ALL_OBJFILES (objfile) |
| 712 | if (symname == NULL || (strcmp (symname, objfile -> name) == 0)) |
| 713 | dump_msymbols (objfile, outfile); |
| 714 | immediate_quit--; |
| 715 | fprintf_filtered (outfile, "\n\n"); |
| 716 | do_cleanups (cleanups); |
| 717 | } |
| 718 | |
| 719 | static void |
| 720 | printobjfiles_command (ignore, from_tty) |
| 721 | char *ignore; |
| 722 | int from_tty; |
| 723 | { |
| 724 | struct objfile *objfile; |
| 725 | |
| 726 | dont_repeat (); |
| 727 | |
| 728 | immediate_quit++; |
| 729 | ALL_OBJFILES (objfile) |
| 730 | dump_objfile (objfile); |
| 731 | immediate_quit--; |
| 732 | } |
| 733 | \f |
| 734 | /* Return the nexting depth of a block within other blocks in its symtab. */ |
| 735 | |
| 736 | static int |
| 737 | block_depth (block) |
| 738 | struct block *block; |
| 739 | { |
| 740 | register int i = 0; |
| 741 | while (block = BLOCK_SUPERBLOCK (block)) i++; |
| 742 | return i; |
| 743 | } |
| 744 | |
| 745 | \f |
| 746 | /* Increase the space allocated for LISTP, which is probably |
| 747 | global_psymbol_list or static_psymbol_list. This space will eventually |
| 748 | be freed in free_objfile(). */ |
| 749 | |
| 750 | void |
| 751 | extend_psymbol_list (listp, objfile) |
| 752 | register struct psymbol_allocation_list *listp; |
| 753 | struct objfile *objfile; |
| 754 | { |
| 755 | int new_size; |
| 756 | if (listp->size == 0) |
| 757 | { |
| 758 | new_size = 255; |
| 759 | listp->list = (struct partial_symbol *) |
| 760 | xmmalloc (objfile -> md, new_size * sizeof (struct partial_symbol)); |
| 761 | } |
| 762 | else |
| 763 | { |
| 764 | new_size = listp->size * 2; |
| 765 | listp->list = (struct partial_symbol *) |
| 766 | xmrealloc (objfile -> md, (char *) listp->list, |
| 767 | new_size * sizeof (struct partial_symbol)); |
| 768 | } |
| 769 | /* Next assumes we only went one over. Should be good if |
| 770 | program works correctly */ |
| 771 | listp->next = listp->list + listp->size; |
| 772 | listp->size = new_size; |
| 773 | } |
| 774 | |
| 775 | #ifdef DEBUG |
| 776 | |
| 777 | /* The work performed by this function is normally done by the macro |
| 778 | ADD_PSYMBOL_TO_LIST defined in symfile.h. When debugging gdb, this |
| 779 | function makes things easier. */ |
| 780 | |
| 781 | void |
| 782 | add_psymbol_to_list (name, namelength, namespace, class, listp, psymval) |
| 783 | char *name; |
| 784 | int namelength; |
| 785 | enum namespace namespace; |
| 786 | enum address_class class; |
| 787 | struct psymbol_allocation_list *listp; |
| 788 | unsigned long psymval; |
| 789 | { |
| 790 | register struct partial_symbol *psym; |
| 791 | |
| 792 | if (listp -> next >= listp -> list + listp -> size) |
| 793 | extend_psymbol_list (listp, objfile); |
| 794 | psym = listp -> next++; |
| 795 | SYMBOL_NAME (psym) = (char *) obstack_alloc (&objfile->psymbol_obstack, |
| 796 | namelength + 1); |
| 797 | memcpy (SYMBOL_NAME (psym), name, namelength); |
| 798 | SYMBOL_NAME (psym)[namelength] = '\0'; |
| 799 | SYMBOL_NAMESPACE (psym) = namespace; |
| 800 | SYMBOL_CLASS (psym) = class; |
| 801 | SYMBOL_VALUE (psym) = psymval; |
| 802 | } |
| 803 | |
| 804 | /* The work performed by this function is normally done by the macro |
| 805 | ADD_PSYMBOL_ADDR_TO_LIST defined in symfile.h. When debugging gdb, this |
| 806 | function makes things easier. */ |
| 807 | |
| 808 | void |
| 809 | add_psymbol_addr_to_list (name, namelength, namespace, class, listp, psymval) |
| 810 | char *name; |
| 811 | int namelength; |
| 812 | enum namespace namespace; |
| 813 | enum address_class class; |
| 814 | struct psymbol_allocation_list *listp; |
| 815 | CORE_ADDR psymval; |
| 816 | { |
| 817 | register struct partial_symbol *psym; |
| 818 | |
| 819 | if (listp -> next >= listp -> list + listp -> size) |
| 820 | extend_psymbol_list (listp, objfile); |
| 821 | psym = listp -> next++; |
| 822 | SYMBOL_NAME (psym) = (char *) obstack_alloc (&objfile->psymbol_obstack, |
| 823 | namelength + 1); |
| 824 | memcpy (SYMBOL_NAME (psym), name, namelength); |
| 825 | SYMBOL_NAME (psym)[namelength] = '\0'; |
| 826 | SYMBOL_NAMESPACE (psym) = namespace; |
| 827 | SYMBOL_CLASS (psym) = class; |
| 828 | SYMBOL_VALUE_ADDRESS (psym) = psymval; |
| 829 | } |
| 830 | |
| 831 | #endif /* DEBUG */ |
| 832 | |
| 833 | void |
| 834 | _initialize_symmisc () |
| 835 | { |
| 836 | add_com ("printmsyms", class_obscure, printmsyms_command, |
| 837 | "Print dump of current minimal symbol definitions to file OUTFILE.\n\ |
| 838 | If a SOURCE file is specified, dump only that file's symbols."); |
| 839 | add_com ("printpsyms", class_obscure, printpsyms_command, |
| 840 | "Print dump of current partial symbol definitions to file OUTFILE.\n\ |
| 841 | If a SOURCE file is specified, dump only that file's partial symbols."); |
| 842 | add_com ("printsyms", class_obscure, printsyms_command, |
| 843 | "Print dump of current symbol definitions to file OUTFILE.\n\ |
| 844 | If a SOURCE file is specified, dump only that file's symbols."); |
| 845 | add_com ("printobjfiles", class_obscure, printobjfiles_command, |
| 846 | "Print dump of current object file definitions."); |
| 847 | } |
| 848 | |