Commit | Line | Data |
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c906108c | 1 | /* Read HP PA/Risc object files for GDB. |
ecd75fc8 | 2 | Copyright (C) 1991-2014 Free Software Foundation, Inc. |
c906108c SS |
3 | Written by Fred Fish at Cygnus Support. |
4 | ||
c5aa993b | 5 | This file is part of GDB. |
c906108c | 6 | |
c5aa993b JM |
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 | |
a9762ec7 | 9 | the Free Software Foundation; either version 3 of the License, or |
c5aa993b | 10 | (at your option) any later version. |
c906108c | 11 | |
c5aa993b JM |
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. | |
c906108c | 16 | |
c5aa993b | 17 | You should have received a copy of the GNU General Public License |
a9762ec7 | 18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
c906108c SS |
19 | |
20 | #include "defs.h" | |
21 | #include "bfd.h" | |
b2259038 | 22 | #include "som/aout.h" |
c906108c SS |
23 | #include "symtab.h" |
24 | #include "symfile.h" | |
25 | #include "objfiles.h" | |
26 | #include "buildsym.h" | |
27 | #include "stabsread.h" | |
28 | #include "gdb-stabs.h" | |
29 | #include "complaints.h" | |
c906108c SS |
30 | #include "demangle.h" |
31 | #include "som.h" | |
32 | #include "libhppa.h" | |
ccefe4c4 | 33 | #include "psymtab.h" |
c906108c | 34 | |
17fe2d6e | 35 | #include "solib-som.h" |
c906108c | 36 | |
7f86f058 | 37 | /* Read the symbol table of a SOM file. |
c906108c | 38 | |
c5aa993b JM |
39 | Given an open bfd, a base address to relocate symbols to, and a |
40 | flag that specifies whether or not this bfd is for an executable | |
41 | or not (may be shared library for example), add all the global | |
7f86f058 | 42 | function and data symbols to the minimal symbol table. */ |
c906108c SS |
43 | |
44 | static void | |
fba45db2 KB |
45 | som_symtab_read (bfd *abfd, struct objfile *objfile, |
46 | struct section_offsets *section_offsets) | |
c906108c | 47 | { |
fe48dfb1 | 48 | struct cleanup *cleanup; |
5e2b427d | 49 | struct gdbarch *gdbarch = get_objfile_arch (objfile); |
c906108c SS |
50 | unsigned int number_of_symbols; |
51 | int val, dynamic; | |
52 | char *stringtab; | |
53 | asection *shlib_info; | |
b2259038 | 54 | struct som_external_symbol_dictionary_record *buf, *bufp, *endbufp; |
c906108c | 55 | char *symname; |
cc2f3c35 | 56 | const int symsize = sizeof (struct som_external_symbol_dictionary_record); |
c906108c SS |
57 | |
58 | ||
c906108c SS |
59 | number_of_symbols = bfd_get_symcount (abfd); |
60 | ||
f31b3751 JB |
61 | /* Allocate a buffer to read in the debug info. |
62 | We avoid using alloca because the memory size could be so large | |
63 | that we could hit the stack size limit. */ | |
64 | buf = xmalloc (symsize * number_of_symbols); | |
fe48dfb1 | 65 | cleanup = make_cleanup (xfree, buf); |
c906108c | 66 | bfd_seek (abfd, obj_som_sym_filepos (abfd), SEEK_SET); |
3a42e9d0 | 67 | val = bfd_bread (buf, symsize * number_of_symbols, abfd); |
c906108c | 68 | if (val != symsize * number_of_symbols) |
8a3fe4f8 | 69 | error (_("Couldn't read symbol dictionary!")); |
c906108c | 70 | |
f31b3751 JB |
71 | /* Allocate a buffer to read in the som stringtab section of |
72 | the debugging info. Again, we avoid using alloca because | |
73 | the data could be so large that we could potentially hit | |
74 | the stack size limitat. */ | |
75 | stringtab = xmalloc (obj_som_stringtab_size (abfd)); | |
76 | make_cleanup (xfree, stringtab); | |
c906108c | 77 | bfd_seek (abfd, obj_som_str_filepos (abfd), SEEK_SET); |
3a42e9d0 | 78 | val = bfd_bread (stringtab, obj_som_stringtab_size (abfd), abfd); |
c906108c | 79 | if (val != obj_som_stringtab_size (abfd)) |
8a3fe4f8 | 80 | error (_("Can't read in HP string table.")); |
c906108c SS |
81 | |
82 | /* We need to determine if objfile is a dynamic executable (so we | |
83 | can do the right thing for ST_ENTRY vs ST_CODE symbols). | |
84 | ||
85 | There's nothing in the header which easily allows us to do | |
3fa41cdb JL |
86 | this. |
87 | ||
88 | This code used to rely upon the existence of a $SHLIB_INFO$ | |
89 | section to make this determination. HP claims that it is | |
90 | more accurate to check for a nonzero text offset, but they | |
91 | have not provided any information about why that test is | |
92 | more accurate. */ | |
2273f0ac | 93 | dynamic = (ANOFFSET (section_offsets, SECT_OFF_TEXT (objfile)) != 0); |
c906108c SS |
94 | |
95 | endbufp = buf + number_of_symbols; | |
96 | for (bufp = buf; bufp < endbufp; ++bufp) | |
97 | { | |
98 | enum minimal_symbol_type ms_type; | |
b2259038 TT |
99 | unsigned int flags = bfd_getb32 (bufp->flags); |
100 | unsigned int symbol_type | |
101 | = (flags >> SOM_SYMBOL_TYPE_SH) & SOM_SYMBOL_TYPE_MASK; | |
102 | unsigned int symbol_scope | |
103 | = (flags >> SOM_SYMBOL_SCOPE_SH) & SOM_SYMBOL_SCOPE_MASK; | |
104 | CORE_ADDR symbol_value = bfd_getb32 (bufp->symbol_value); | |
36192a8d | 105 | asection *section = NULL; |
c906108c SS |
106 | |
107 | QUIT; | |
108 | ||
36192a8d TT |
109 | /* Compute the section. */ |
110 | switch (symbol_scope) | |
111 | { | |
112 | case SS_EXTERNAL: | |
113 | if (symbol_type != ST_STORAGE) | |
114 | section = bfd_und_section_ptr; | |
115 | else | |
116 | section = bfd_com_section_ptr; | |
117 | break; | |
118 | ||
119 | case SS_UNSAT: | |
120 | if (symbol_type != ST_STORAGE) | |
121 | section = bfd_und_section_ptr; | |
122 | else | |
123 | section = bfd_com_section_ptr; | |
124 | break; | |
125 | ||
126 | case SS_UNIVERSAL: | |
127 | section = bfd_section_from_som_symbol (abfd, bufp); | |
128 | break; | |
129 | ||
130 | case SS_LOCAL: | |
131 | section = bfd_section_from_som_symbol (abfd, bufp); | |
132 | break; | |
133 | } | |
134 | ||
b2259038 | 135 | switch (symbol_scope) |
c906108c SS |
136 | { |
137 | case SS_UNIVERSAL: | |
138 | case SS_EXTERNAL: | |
b2259038 | 139 | switch (symbol_type) |
c906108c SS |
140 | { |
141 | case ST_SYM_EXT: | |
142 | case ST_ARG_EXT: | |
143 | continue; | |
144 | ||
145 | case ST_CODE: | |
146 | case ST_PRI_PROG: | |
147 | case ST_SEC_PROG: | |
148 | case ST_MILLICODE: | |
b2259038 | 149 | symname = bfd_getb32 (bufp->name) + stringtab; |
c906108c | 150 | ms_type = mst_text; |
b2259038 | 151 | symbol_value = gdbarch_addr_bits_remove (gdbarch, symbol_value); |
c906108c SS |
152 | break; |
153 | ||
154 | case ST_ENTRY: | |
b2259038 | 155 | symname = bfd_getb32 (bufp->name) + stringtab; |
c906108c | 156 | /* For a dynamic executable, ST_ENTRY symbols are |
c5aa993b JM |
157 | the stubs, while the ST_CODE symbol is the real |
158 | function. */ | |
c906108c SS |
159 | if (dynamic) |
160 | ms_type = mst_solib_trampoline; | |
161 | else | |
162 | ms_type = mst_text; | |
b2259038 | 163 | symbol_value = gdbarch_addr_bits_remove (gdbarch, symbol_value); |
c906108c SS |
164 | break; |
165 | ||
166 | case ST_STUB: | |
b2259038 | 167 | symname = bfd_getb32 (bufp->name) + stringtab; |
c906108c | 168 | ms_type = mst_solib_trampoline; |
b2259038 | 169 | symbol_value = gdbarch_addr_bits_remove (gdbarch, symbol_value); |
c906108c SS |
170 | break; |
171 | ||
172 | case ST_DATA: | |
b2259038 | 173 | symname = bfd_getb32 (bufp->name) + stringtab; |
c906108c SS |
174 | ms_type = mst_data; |
175 | break; | |
176 | default: | |
177 | continue; | |
178 | } | |
179 | break; | |
180 | ||
181 | #if 0 | |
182 | /* SS_GLOBAL and SS_LOCAL are two names for the same thing (!). */ | |
183 | case SS_GLOBAL: | |
184 | #endif | |
185 | case SS_LOCAL: | |
b2259038 | 186 | switch (symbol_type) |
c906108c SS |
187 | { |
188 | case ST_SYM_EXT: | |
189 | case ST_ARG_EXT: | |
190 | continue; | |
191 | ||
192 | case ST_CODE: | |
b2259038 | 193 | symname = bfd_getb32 (bufp->name) + stringtab; |
c906108c | 194 | ms_type = mst_file_text; |
b2259038 | 195 | symbol_value = gdbarch_addr_bits_remove (gdbarch, symbol_value); |
c906108c SS |
196 | |
197 | check_strange_names: | |
198 | /* Utah GCC 2.5, FSF GCC 2.6 and later generate correct local | |
c5aa993b JM |
199 | label prefixes for stabs, constant data, etc. So we need |
200 | only filter out L$ symbols which are left in due to | |
201 | limitations in how GAS generates SOM relocations. | |
202 | ||
203 | When linking in the HPUX C-library the HP linker has | |
204 | the nasty habit of placing section symbols from the literal | |
205 | subspaces in the middle of the program's text. Filter | |
206 | those out as best we can. Check for first and last character | |
c378eb4e | 207 | being '$'. |
c5aa993b JM |
208 | |
209 | And finally, the newer HP compilers emit crud like $PIC_foo$N | |
210 | in some circumstance (PIC code I guess). It's also claimed | |
211 | that they emit D$ symbols too. What stupidity. */ | |
c906108c | 212 | if ((symname[0] == 'L' && symname[1] == '$') |
c5aa993b | 213 | || (symname[0] == '$' && symname[strlen (symname) - 1] == '$') |
c906108c | 214 | || (symname[0] == 'D' && symname[1] == '$') |
b887c273 | 215 | || (strncmp (symname, "L0\001", 3) == 0) |
c906108c SS |
216 | || (strncmp (symname, "$PIC", 4) == 0)) |
217 | continue; | |
218 | break; | |
219 | ||
220 | case ST_PRI_PROG: | |
221 | case ST_SEC_PROG: | |
222 | case ST_MILLICODE: | |
b2259038 | 223 | symname = bfd_getb32 (bufp->name) + stringtab; |
c906108c | 224 | ms_type = mst_file_text; |
b2259038 | 225 | symbol_value = gdbarch_addr_bits_remove (gdbarch, symbol_value); |
c906108c SS |
226 | break; |
227 | ||
228 | case ST_ENTRY: | |
b2259038 | 229 | symname = bfd_getb32 (bufp->name) + stringtab; |
3fa41cdb JL |
230 | /* SS_LOCAL symbols in a shared library do not have |
231 | export stubs, so we do not have to worry about | |
232 | using mst_file_text vs mst_solib_trampoline here like | |
233 | we do for SS_UNIVERSAL and SS_EXTERNAL symbols above. */ | |
234 | ms_type = mst_file_text; | |
b2259038 | 235 | symbol_value = gdbarch_addr_bits_remove (gdbarch, symbol_value); |
c906108c SS |
236 | break; |
237 | ||
238 | case ST_STUB: | |
b2259038 | 239 | symname = bfd_getb32 (bufp->name) + stringtab; |
c906108c | 240 | ms_type = mst_solib_trampoline; |
b2259038 | 241 | symbol_value = gdbarch_addr_bits_remove (gdbarch, symbol_value); |
c906108c SS |
242 | break; |
243 | ||
244 | ||
245 | case ST_DATA: | |
b2259038 | 246 | symname = bfd_getb32 (bufp->name) + stringtab; |
c906108c SS |
247 | ms_type = mst_file_data; |
248 | goto check_strange_names; | |
249 | ||
250 | default: | |
251 | continue; | |
252 | } | |
253 | break; | |
254 | ||
c5aa993b JM |
255 | /* This can happen for common symbols when -E is passed to the |
256 | final link. No idea _why_ that would make the linker force | |
257 | common symbols to have an SS_UNSAT scope, but it does. | |
c906108c | 258 | |
c5aa993b JM |
259 | This also happens for weak symbols, but their type is |
260 | ST_DATA. */ | |
c906108c | 261 | case SS_UNSAT: |
b2259038 | 262 | switch (symbol_type) |
c906108c | 263 | { |
c5aa993b JM |
264 | case ST_STORAGE: |
265 | case ST_DATA: | |
b2259038 | 266 | symname = bfd_getb32 (bufp->name) + stringtab; |
c5aa993b JM |
267 | ms_type = mst_data; |
268 | break; | |
269 | ||
270 | default: | |
271 | continue; | |
c906108c SS |
272 | } |
273 | break; | |
274 | ||
275 | default: | |
276 | continue; | |
277 | } | |
278 | ||
b2259038 TT |
279 | if (bfd_getb32 (bufp->name) > obj_som_stringtab_size (abfd)) |
280 | error (_("Invalid symbol data; bad HP string table offset: %s"), | |
281 | plongest (bfd_getb32 (bufp->name))); | |
c906108c | 282 | |
36192a8d TT |
283 | if (bfd_is_const_section (section)) |
284 | { | |
285 | struct obj_section *iter; | |
286 | ||
287 | ALL_OBJFILE_OSECTIONS (objfile, iter) | |
288 | { | |
2273f0ac TT |
289 | CORE_ADDR start; |
290 | CORE_ADDR len; | |
291 | ||
36192a8d TT |
292 | if (bfd_is_const_section (iter->the_bfd_section)) |
293 | continue; | |
294 | ||
2273f0ac TT |
295 | start = bfd_get_section_vma (iter->objfile->obfd, |
296 | iter->the_bfd_section); | |
297 | len = bfd_get_section_size (iter->the_bfd_section); | |
298 | if (start <= symbol_value && symbol_value < start + len) | |
36192a8d TT |
299 | { |
300 | section = iter->the_bfd_section; | |
301 | break; | |
302 | } | |
303 | } | |
304 | } | |
305 | ||
306 | prim_record_minimal_symbol_and_info (symname, symbol_value, ms_type, | |
307 | gdb_bfd_section_index (objfile->obfd, | |
308 | section), | |
36192a8d | 309 | objfile); |
c906108c | 310 | } |
fe48dfb1 TT |
311 | |
312 | do_cleanups (cleanup); | |
c906108c SS |
313 | } |
314 | ||
315 | /* Scan and build partial symbols for a symbol file. | |
316 | We have been initialized by a call to som_symfile_init, which | |
317 | currently does nothing. | |
318 | ||
319 | SECTION_OFFSETS is a set of offsets to apply to relocate the symbols | |
320 | in each section. This is ignored, as it isn't needed for SOM. | |
321 | ||
c906108c SS |
322 | This function only does the minimum work necessary for letting the |
323 | user "name" things symbolically; it does not read the entire symtab. | |
324 | Instead, it reads the external and static symbols and puts them in partial | |
325 | symbol tables. When more extensive information is requested of a | |
326 | file, the corresponding partial symbol table is mutated into a full | |
327 | fledged symbol table by going back and reading the symbols | |
328 | for real. | |
329 | ||
330 | We look for sections with specific names, to tell us what debug | |
36192a8d | 331 | format to look for. |
c906108c SS |
332 | |
333 | somstab_build_psymtabs() handles STABS symbols. | |
334 | ||
335 | Note that SOM files have a "minimal" symbol table, which is vaguely | |
336 | reminiscent of a COFF symbol table, but has only the minimal information | |
337 | necessary for linking. We process this also, and use the information to | |
338 | build gdb's minimal symbol table. This gives us some minimal debugging | |
339 | capability even for files compiled without -g. */ | |
340 | ||
341 | static void | |
f4352531 | 342 | som_symfile_read (struct objfile *objfile, int symfile_flags) |
c906108c SS |
343 | { |
344 | bfd *abfd = objfile->obfd; | |
345 | struct cleanup *back_to; | |
346 | ||
c906108c | 347 | init_minimal_symbol_collection (); |
56e290f4 | 348 | back_to = make_cleanup_discard_minimal_symbols (); |
c906108c | 349 | |
c378eb4e | 350 | /* Process the normal SOM symbol table first. |
c906108c | 351 | This reads in the DNTT and string table, but doesn't |
c378eb4e MS |
352 | actually scan the DNTT. It does scan the linker symbol |
353 | table and thus build up a "minimal symbol table". */ | |
c5aa993b | 354 | |
96baa820 | 355 | som_symtab_read (abfd, objfile, objfile->section_offsets); |
c906108c | 356 | |
7134143f | 357 | /* Install any minimal symbols that have been collected as the current |
c378eb4e | 358 | minimal symbols for this objfile. |
7134143f | 359 | Further symbol-reading is done incrementally, file-by-file, |
c378eb4e MS |
360 | in a step known as "psymtab-to-symtab" expansion. hp-symtab-read.c |
361 | contains the code to do the actual DNTT scanning and symtab building. */ | |
7134143f DJ |
362 | install_minimal_symbols (objfile); |
363 | do_cleanups (back_to); | |
364 | ||
c906108c | 365 | /* Now read information from the stabs debug sections. |
4897bfb9 | 366 | This is emitted by gcc. */ |
c67a9c90 | 367 | stabsect_build_psymtabs (objfile, |
c906108c | 368 | "$GDB_SYMBOLS$", "$GDB_STRINGS$", "$TEXT$"); |
c906108c SS |
369 | } |
370 | ||
371 | /* Initialize anything that needs initializing when a completely new symbol | |
372 | file is specified (not just adding some symbols from another file, e.g. a | |
373 | shared library). | |
374 | ||
375 | We reinitialize buildsym, since we may be reading stabs from a SOM file. */ | |
376 | ||
377 | static void | |
fba45db2 | 378 | som_new_init (struct objfile *ignore) |
c906108c SS |
379 | { |
380 | stabsread_new_init (); | |
381 | buildsym_new_init (); | |
382 | } | |
383 | ||
384 | /* Perform any local cleanups required when we are done with a particular | |
c378eb4e | 385 | objfile. I.e, we are in the process of discarding all symbol information |
c906108c | 386 | for an objfile, freeing up all memory held for it, and unlinking the |
c378eb4e | 387 | objfile struct from the global list of known objfiles. */ |
c906108c SS |
388 | |
389 | static void | |
fba45db2 | 390 | som_symfile_finish (struct objfile *objfile) |
c906108c | 391 | { |
c906108c SS |
392 | } |
393 | ||
394 | /* SOM specific initialization routine for reading symbols. */ | |
395 | ||
396 | static void | |
fba45db2 | 397 | som_symfile_init (struct objfile *objfile) |
c906108c SS |
398 | { |
399 | /* SOM objects may be reordered, so set OBJF_REORDERED. If we | |
400 | find this causes a significant slowdown in gdb then we could | |
401 | set it in the debug symbol readers only when necessary. */ | |
402 | objfile->flags |= OBJF_REORDERED; | |
c906108c SS |
403 | } |
404 | ||
36192a8d TT |
405 | /* An object of this type is passed to find_section_offset. */ |
406 | ||
407 | struct find_section_offset_arg | |
408 | { | |
409 | /* The objfile. */ | |
410 | ||
411 | struct objfile *objfile; | |
412 | ||
413 | /* Flags to invert. */ | |
414 | ||
415 | flagword invert; | |
416 | ||
417 | /* Flags to look for. */ | |
418 | ||
419 | flagword flags; | |
420 | ||
421 | /* A text section with non-zero size, if any. */ | |
422 | ||
423 | asection *best_section; | |
424 | ||
425 | /* An empty text section, if any. */ | |
426 | ||
427 | asection *empty_section; | |
428 | }; | |
429 | ||
430 | /* A callback for bfd_map_over_sections that tries to find a section | |
431 | with particular flags in an objfile. */ | |
432 | ||
433 | static void | |
434 | find_section_offset (bfd *abfd, asection *sect, void *arg) | |
435 | { | |
436 | struct find_section_offset_arg *info = arg; | |
437 | flagword aflag; | |
438 | ||
439 | aflag = bfd_get_section_flags (abfd, sect); | |
440 | ||
441 | aflag ^= info->invert; | |
442 | ||
443 | if ((aflag & info->flags) == info->flags) | |
444 | { | |
445 | if (bfd_section_size (abfd, sect) > 0) | |
446 | { | |
447 | if (info->best_section == NULL) | |
448 | info->best_section = sect; | |
449 | } | |
450 | else | |
451 | { | |
452 | if (info->empty_section == NULL) | |
453 | info->empty_section = sect; | |
454 | } | |
455 | } | |
456 | } | |
457 | ||
458 | /* Set a section index from a BFD. */ | |
459 | ||
460 | static void | |
461 | set_section_index (struct objfile *objfile, flagword invert, flagword flags, | |
462 | int *index_ptr) | |
463 | { | |
464 | struct find_section_offset_arg info; | |
465 | ||
466 | info.objfile = objfile; | |
467 | info.best_section = NULL; | |
468 | info.empty_section = NULL; | |
469 | info.invert = invert; | |
470 | info.flags = flags; | |
471 | bfd_map_over_sections (objfile->obfd, find_section_offset, &info); | |
472 | ||
473 | if (info.best_section) | |
474 | *index_ptr = info.best_section->index; | |
475 | else if (info.empty_section) | |
476 | *index_ptr = info.empty_section->index; | |
477 | } | |
478 | ||
c906108c SS |
479 | /* SOM specific parsing routine for section offsets. |
480 | ||
481 | Plain and simple for now. */ | |
482 | ||
d4f3574e | 483 | static void |
66f65e2b TT |
484 | som_symfile_offsets (struct objfile *objfile, |
485 | const struct section_addr_info *addrs) | |
c906108c | 486 | { |
c906108c | 487 | int i; |
0aa9cf96 | 488 | CORE_ADDR text_addr; |
36192a8d | 489 | asection *sect; |
c906108c | 490 | |
a39a16c4 | 491 | objfile->num_sections = bfd_count_sections (objfile->obfd); |
d4f3574e | 492 | objfile->section_offsets = (struct section_offsets *) |
8b92e4d5 | 493 | obstack_alloc (&objfile->objfile_obstack, |
a39a16c4 | 494 | SIZEOF_N_SECTION_OFFSETS (objfile->num_sections)); |
c906108c | 495 | |
36192a8d TT |
496 | set_section_index (objfile, 0, SEC_ALLOC | SEC_CODE, |
497 | &objfile->sect_index_text); | |
498 | set_section_index (objfile, 0, SEC_ALLOC | SEC_DATA, | |
499 | &objfile->sect_index_data); | |
500 | set_section_index (objfile, SEC_LOAD, SEC_ALLOC | SEC_LOAD, | |
501 | &objfile->sect_index_bss); | |
502 | set_section_index (objfile, 0, SEC_ALLOC | SEC_READONLY, | |
503 | &objfile->sect_index_rodata); | |
b8fbeb18 | 504 | |
c906108c | 505 | /* First see if we're a shared library. If so, get the section |
2acceee2 | 506 | offsets from the library, else get them from addrs. */ |
d4f3574e | 507 | if (!som_solib_section_offsets (objfile, objfile->section_offsets)) |
c906108c | 508 | { |
b8fbeb18 EZ |
509 | /* Note: Here is OK to compare with ".text" because this is the |
510 | name that gdb itself gives to that section, not the SOM | |
c378eb4e | 511 | name. */ |
d76488d8 | 512 | for (i = 0; i < addrs->num_sections; i++) |
0aa9cf96 EZ |
513 | if (strcmp (addrs->other[i].name, ".text") == 0) |
514 | break; | |
515 | text_addr = addrs->other[i].addr; | |
516 | ||
a39a16c4 | 517 | for (i = 0; i < objfile->num_sections; i++) |
f0a58b0b | 518 | (objfile->section_offsets)->offsets[i] = text_addr; |
c906108c | 519 | } |
c906108c | 520 | } |
c5aa993b | 521 | \f |
c906108c SS |
522 | |
523 | ||
c906108c SS |
524 | /* Register that we are able to handle SOM object file formats. */ |
525 | ||
00b5771c | 526 | static const struct sym_fns som_sym_fns = |
c906108c | 527 | { |
3e43a32a MS |
528 | som_new_init, /* init anything gbl to entire symtab */ |
529 | som_symfile_init, /* read initial info, setup for sym_read() */ | |
530 | som_symfile_read, /* read a symbol file into symtab */ | |
b11896a5 | 531 | NULL, /* sym_read_psymbols */ |
3e43a32a MS |
532 | som_symfile_finish, /* finished with file, cleanup */ |
533 | som_symfile_offsets, /* Translate ext. to int. relocation */ | |
534 | default_symfile_segments, /* Get segment information from a file. */ | |
535 | NULL, | |
536 | default_symfile_relocate, /* Relocate a debug section. */ | |
55aa24fb | 537 | NULL, /* sym_get_probes */ |
00b5771c | 538 | &psym_functions |
c906108c SS |
539 | }; |
540 | ||
b2259038 TT |
541 | initialize_file_ftype _initialize_somread; |
542 | ||
c906108c | 543 | void |
fba45db2 | 544 | _initialize_somread (void) |
c906108c | 545 | { |
c256e171 | 546 | add_symtab_fns (bfd_target_som_flavour, &som_sym_fns); |
c906108c | 547 | } |