1 2016-05-09 Nick Clifton <nickc@redhat.com>
4 * elf32-arm.c (elf32_arm_adjust_dynamic_symbol): Revert accidental
7 2016-05-09 Alan Modra <amodra@gmail.com>
9 * elf64-ppc.c (ppc64_elf_init_stub_bfd): Remove redundant NULL check.
11 2016-05-06 H.J. Lu <hongjiu.lu@intel.com>
14 * elf-bfd.h (elf_link_hash_entry): Update comments for indx,
15 documenting that indx == -3 if symbol is defined in a discarded
17 * elflink.c (elf_link_add_object_symbols): Set indx to -3 if
18 symbol is defined in a discarded section.
19 (elf_link_output_extsym): Strip a global symbol defined in a
22 2016-05-06 H.J. Lu <hongjiu.lu@intel.com>
24 * elf32-i386.c (elf_backend_add_symbol_hook): Defined for Intel
27 2016-05-05 H.J. Lu <hongjiu.lu@intel.com>
29 * elf32-i386.c (elf_i386_convert_load): Extract the GOT load
31 (elf_i386_convert_load_reloc): This. New function.
32 * elf64-x86-64.c (elf_x86_64_convert_load): Extract the GOT load
34 (elf_x86_64_convert_load_reloc): This. New function.
36 2016-05-05 H.J. Lu <hongjiu.lu@intel.com>
38 * elf32-i386.c (elf_i386_check_tls_transition): Remove abfd.
39 Don't check if contents == NULL.
40 (elf_i386_tls_transition): Add from_relocate_section. Check
41 from_relocate_section instead of contents != NULL. Update
42 elf_i386_check_tls_transition call.
43 (elf_i386_check_relocs): Cache the section contents if
44 keep_memory is FALSE. Pass FALSE as from_relocate_section to
45 elf_i386_tls_transition.
46 (elf_i386_relocate_section): Pass TRUE as from_relocate_section
47 to elf_i386_tls_transition.
48 (elf_backend_caches_rawsize): New.
49 * elf64-x86-64.c (elf_x86_64_check_tls_transition): Don't check
51 (elf_x86_64_tls_transition): Add from_relocate_section. Check
52 from_relocate_section instead of contents != NULL.
53 (elf_x86_64_check_relocs): Cache the section contents if
54 keep_memory is FALSE. Pass FALSE as from_relocate_section to
55 elf_x86_64_tls_transition.
56 (elf_x86_64_relocate_section): Pass TRUE as from_relocate_section
57 to elf_x86_64_tls_transition.
58 (elf_backend_caches_rawsize): New.
60 2016-05-03 Maciej W. Rozycki <macro@imgtec.com>
63 * elfxx-mips.c (_bfd_mips_elf_add_symbol_hook): Handle
66 2016-05-03 Jiong Wang <jiong.wang@arm.com>
68 * bfd-in.h (bfd_elf64_aarch64_set_options): Update prototype.
69 * bfd-in2.h (bfd_elf64_aarch64_set_options): Likewise.
70 * elfnn-aarch64.c (bfd_elfNN_aarch64_set_options): Initialize
71 no_apply_dynamic_relocs.
72 (elfNN_aarch64_final_link_relocate): Apply absolute relocations even though
73 dynamic relocations generated.
75 2016-04-29 H.J. Lu <hongjiu.lu@intel.com>
77 * elf32-i386.c (elf_i386_size_dynamic_sections): Move interp
79 (elf_i386_create_dynamic_sections): Here.
80 * elf64-x86-64.c (elf_x86_64_size_dynamic_sections): Move
82 (elf_x86_64_create_dynamic_sections): Here.
84 2016-04-29 H.J. Lu <hongjiu.lu@intel.com>
86 * elf32-i386.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): Take GOT_RELOC
87 and replace (EH)->has_got_reloc with GOT_RELOC.
88 (elf_i386_fixup_symbol): Pass has_got_reloc to
89 UNDEFINED_WEAK_RESOLVED_TO_ZERO.
90 (elf_i386_allocate_dynrelocs): Likewise.
91 (elf_i386_relocate_section): Likewise.
92 (elf_i386_finish_dynamic_symbol): Likewise.
93 (elf_i386_convert_load): Pass TRUE to
94 UNDEFINED_WEAK_RESOLVED_TO_ZERO.
95 * elf64-x86-64.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): Take
96 GOT_RELOC and replace (EH)->has_got_reloc with GOT_RELOC.
97 (elf_x86_64_fixup_symbol): Pass has_got_reloc to
98 UNDEFINED_WEAK_RESOLVED_TO_ZERO.
99 (elf_x86_64_allocate_dynrelocs): Likewise.
100 (elf_x86_64_relocate_section): Likewise.
101 (elf_x86_64_finish_dynamic_symbol): Likewise.
102 (elf_x86_64_convert_load): Pass TRUE to
103 UNDEFINED_WEAK_RESOLVED_TO_ZERO.
105 2016-04-29 H.J. Lu <hongjiu.lu@intel.com>
107 * elf32-i386.c (check_relocs_failed): New.
108 (elf_i386_check_relocs): Set check_relocs_failed on error.
109 (elf_i386_relocate_section): Skip if check_relocs failed.
111 2016-04-29 H.J. Lu <hongjiu.lu@intel.com>
113 * elf64-x86-64.c (elf_x86_64_check_relocs): Set
114 check_relocs_failed on error.
116 2016-04-29 Nick Clifton <nickc@redhat.com>
119 * elf-bfd.h (struct elf_backend_data): Rename
120 elf_backend_set_special_section_info_and_link to
121 elf_backend_copy_special_section_fields.
122 * elfxx-target.h: Likewise.
123 * elf.c (section_match): Ignore the SHF_INFO_LINK flag when
124 comparing section flags.
125 (copy_special_section_fields): New function.
126 (_bfd_elf_copy_private_bfd_data): Copy the EI_ABIVERSION field.
127 Perform two scans over special sections. The first one looks for
128 a direct mapping between the output section and an input section.
129 The second scan looks for a possible match based upon section
131 * elf32-arm.c (elf32_arm_copy_special_section_fields): New
132 function. Handle setting the sh_link field of SHT_ARM_EXIDX
134 * elf32-i386.c (elf32_i386_set_special_info_link): Rename to
135 elf32_i386_copy_solaris_special_section_fields.
136 * elf32-sparc.c (elf32_sparc_set_special_section_info_link):
137 Rename to elf32_sparc_copy_solaris_special_section_fields.
138 * elf64-x86-64.c (elf64_x86_64_set_special_info_link): Rename to
139 elf64_x86_64_copy_solaris_special_section_fields.
141 2016-04-28 Nick Clifton <nickc@redhat.com>
143 * po/zh_CN.po: Updated Chinese (simplified) translation.
145 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
148 * elf64-x86-64.c (elf_x86_64_convert_load): Skip debug sections
149 when estimating distances between output sections.
151 2016-04-27 Alan Modra <amodra@gmail.com>
153 * elflink.c (_bfd_elf_is_start_stop): New function.
154 (_bfd_elf_gc_mark_rsec): Use it.
155 * elf-bfd.h (_bfd_elf_is_start_stop): Declare.
157 2016-04-26 Trevor Saunders <tbsaunde+binutils@tbsaunde.org>
159 * elf32-rx.c (rx_set_section_contents): Avoid arithmetic on void *.
160 * mmo.c (mmo_get_section_contents): Likewise.
161 (mmo_set_section_contents): Likewise.
163 2016-04-26 H.J. Lu <hongjiu.lu@intel.com>
165 * elf-bfd.h (elf_link_hash_table): Update comments for
167 * elflink.c (_bfd_elf_link_renumber_dynsyms): Always count for
168 the unused NULL entry at the head of dynamic symbol table.
169 (bfd_elf_size_dynsym_hash_dynstr): Remove dynsymcount != 0
172 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
174 * elflink.c (_bfd_elf_link_create_dynstrtab): Exclude linker
175 created file from dynobj.
177 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
179 * elflink.c (_bfd_elf_link_create_dynstrtab): Set dynobj to a
180 normal input file if possible.
182 2016-04-21 Nick Clifton <nickc@redhat.com>
184 * aout-adobe.c: Use _bfd_generic_link_check_relocs.
185 * aout-target.h: Likewise.
186 * aout-tic30.c: Likewise.
187 * binary.c: Likewise.
189 * coff-alpha.c: Likewise.
190 * coff-rs6000.c: Likewise.
191 * coff64-rs6000.c: Likewise.
192 * coffcode.h: Likewise.
193 * i386msdos.c: Likewise.
194 * i386os9k.c: Likewise.
197 * libbfd-in.h: Likewise.
198 * libecoff.h: Likewise.
199 * mach-o-target.c: Likewise.
201 * nlm-target.h: Likewise.
204 * plugin.c: Likewise.
205 * ppcboot.c: Likewise.
208 * tekhex.c: Likewise.
209 * versados.c: Likewise.
210 * vms-alpha.c: Likewise.
212 * elfxx-target.h: Use _bfd_elf_link_check_relocs.
213 * linker.c (bfd_link_check_relocs): New function.
214 (_bfd_generic_link_check_relocs): New function.
215 * targets.c (BFD_JUMP_TABLE_LINK): Add initialization of
216 _bfd_link_check_relocs field.
217 (struct bfd_target)L Add _bfd_link_check_relocs field.
218 * bfd-in2.h: Regenerate.
219 * libbfd.h: Regenerate.
221 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
223 * elf32-i386.c (elf_i386_gc_sweep_hook): Removed.
224 (elf_backend_gc_sweep_hook): Likewise.
225 * elf64-x86-64.c (elf_x86_64_gc_sweep_hook): Likewise.
226 (elf_backend_gc_sweep_hook): Likewise.
228 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
230 * elflink.c (_bfd_elf_link_check_relocs): Don't check relocations
233 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
236 * elf64-x86-64.c (check_relocs_failed): New.
237 (elf_x86_64_need_pic): Moved before elf_x86_64_check_relocs.
238 Support relocation agaist local symbol. Set check_relocs_failed.
239 (elf_x86_64_check_relocs): Use elf_x86_64_need_pic. Check
240 R_X86_64_32 relocation overflow.
241 (elf_x86_64_relocate_section): Skip if check_relocs failed.
242 Update one elf_x86_64_need_pic and remove one elf_x86_64_need_pic.
244 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
246 * elf32-i386.c (elf_i386_check_relocs): Call
247 _bfd_elf_create_ifunc_sections only for STT_GNU_IFUNC symbol.
248 * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
250 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
252 * elf-bfd.h (_bfd_elf_link_check_relocs): New.
253 * elflink.c (_bfd_elf_link_check_relocs): New function.
254 (elf_link_add_object_symbols): Call _bfd_elf_link_check_relocs
255 if check_relocs_after_open_input is FALSE.
257 2016-04-20 Trevor Saunders <tbsaunde+binutils@tbsaunde.org>
259 * cache.c: Update old style function definitions.
260 * elf32-m68k.c: Likewise.
261 * elf64-mmix.c: Likewise.
262 * stab-syms.c: Likewise.
264 2016-04-20 Trevor Saunders <tbsaunde+binutils@tbsaunde.org>
266 * elf32-arm.c (put_thumb2_insn): Change argument type to bfd_byte *.
268 2016-04-15 H.J. Lu <hongjiu.lu@intel.com>
270 * Makefile.in: Regenerated with automake 1.11.6.
271 * aclocal.m4: Likewise.
272 * doc/Makefile.in: Likewise.
274 2016-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
276 * reloc.c: Add BFD_RELOC_ARC_NPS_CMEM16 entry.
277 * bfd-in2.h: Regenerate.
278 * libbfd.h: Regenerate.
279 * elf32-arc.c: Add 'opcode/arc.h' include.
280 (struct arc_relocation_data): Add symbol_name.
281 (arc_special_overflow_checks): New function.
282 (arc_do_relocation): Use arc_special_overflow_checks, reindent as
283 required, add an extra comment.
284 (elf_arc_relocate_section): Setup symbol_name in reloc_data.
286 2016-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
288 * elf32-arc.c (tls_got_entries): Add 'TLS_GOT_' prefix to all
290 (elf_arc_relocate_section): Update enum uses.
291 (elf_arc_check_relocs): Likewise.
292 (elf_arc_finish_dynamic_symbol): Likewise.
294 2016-04-14 H.J. Lu <hongjiu.lu@intel.com>
296 * elf.c (_bfd_elf_copy_private_bfd_data): Replace "link" with
299 2016-04-14 Nick Clifton <nickc@redhat.com>
302 * elf-bbfd.h (struct elf_backend_data): New field:
304 New field: elf_backend_set_special_section_info_and_link
305 * elfxx-target.h (elf_backend_strtab_flags): Define if not already
307 (elf_backend_set_special_section_info_and_link): Define if not
309 (elfNN_bed): Use elf_backend_set_special_section_info_and_link and
310 elf_backend_strtab_flags macros to initialise fields in structure.
311 * elf.c (_bfd_elf_make_section_from_shdr): Check for SHF_STRINGS
312 being set even if SHF_MERGE is not set.
313 (elf_fake_sections): Likewise.
314 (section_match): New function. Matches two ELF sections based
315 upon fixed characteristics.
316 (find_link): New function. Locates a section in a BFD that
317 matches a section in a different BFD.
318 (_bfd_elf_copy_private_bfd_data): Copy the sh_info and sh_link
319 fields of reserved sections.
320 (bfd_elf_compute_section_file_positions): Set the flags for the
321 .shstrtab section based upon the elf_strtab_flags field in the
322 elf_backend_data structure.
323 (swap_out_syms): Likewise for the .strtab section.
324 * elflink.c (bfd_elf_final_link): Set the flags for the
325 .strtab section based upon the elf_strtab_flags field in the
326 elf_backend_data structure.
327 * elf32-i386.c (elf32_i386_set_special_info_link): New function.
328 (elf_backend_strtab_flags): Set to SHF_STRINGS for Solaris
330 (elf_backend_set_special_section_info_and_link): Define for
332 * elf32-sparc.c: Likewise.
333 * elf64-x86-64.c: Likewise.
335 2016-04-11 H.J. Lu <hongjiu.lu@intel.com>
338 * elf-bfd.h (_bfd_elf_allocate_ifunc_dyn_relocs): Add a pointer
340 * elf-ifunc.c (_bfd_elf_allocate_ifunc_dyn_relocs): Updated.
341 Set *readonly_dynrelocs_against_ifunc_p to TRUE if dynamic reloc
342 applies to read-only section.
343 * elf32-i386.c (elf_i386_link_hash_table): Add
344 readonly_dynrelocs_against_ifunc.
345 (elf_i386_allocate_dynrelocs): Updated.
346 (elf_i386_size_dynamic_sections): Issue an error for read-only
347 segment with dynamic IFUNC relocations only if
348 readonly_dynrelocs_against_ifunc is TRUE.
349 * elf64-x86-64.c (elf_x86_64_link_hash_table): Add
350 readonly_dynrelocs_against_ifunc.
351 (elf_x86_64_allocate_dynrelocs): Updated.
352 (elf_x86_64_size_dynamic_sections): Issue an error for read-only
353 segment with dynamic IFUNC relocations only if
354 readonly_dynrelocs_against_ifunc is TRUE.
355 * elfnn-aarch64.c (elfNN_aarch64_allocate_ifunc_dynrelocs):
358 2016-04-06 Thomas Preud'homme <thomas.preudhomme@arm.com>
360 * elf32-arm.c (elf32_arm_size_stubs): Move error_ret_free_local to be
361 a fall through from error_ret_free_internal. Free local_syms in
362 error_ret_free_local if allocated from bfd_elf_get_elf_syms ().
364 2016-04-05 Cupertino Miranda <cmiranda@synopsys.com>
366 * elf32-arc.c (plt_do_relocs_for_symbol): Changed.
367 (relocate_plt_for_entry): Likewise.
369 2016-04-05 Cupertino Miranda <cmiranda@synopsys.com>
371 * elf32-arc.c (elf_arc_check_relocs): Changed
373 2016-04-05 Cupertino Miranda <cmiranda@synopsys.com>
375 * elf32-arc.c (name_for_global_symbol): Changed assert.
376 (get_replace_function): Created.:
377 (struct arc_relocation_data): Changed to signed types.
378 (defines S, L, P, PDATA): Casted to signed type.
379 (defines SECTSTART, _SDA_BASE_, TLS_REL): Likewise.
380 (PRINT_DEBUG_RELOC_INFO_BEFORE): Changed.
381 (arc_do_relocation): Changed.
383 2016-04-05 Cupertino Miranda <cmiranda@synopsys.com>
385 * elf32-arc.c (name_for_global_symbol): Added assert to check for
387 (elf_arc_relocate_section): Added and changed asserts, validating
388 the synamic symbol index.
389 (elf_arc_finish_dynamic_symbol): Do not fill the dynamic
390 relocation if symbol has dynindx set to -1.
392 2016-04-05 Maciej W. Rozycki <macro@imgtec.com>
394 * elflink.c (elf_link_add_object_symbols): Always turn hidden
395 and internal symbols which have a dynamic index into local
398 2016-04-04 Nick Clifton <nickc@redhat.com>
401 * dwarf2.c (parse_comp_unit): Skip warning about unrecognised
402 version number if the version is zero.
404 2016-04-01 Alan Modra <amodra@gmail.com>
407 * elflink.c (on_needed_list): Recursively check needed status.
408 (elf_link_add_object_symbols): Adjust.
410 2016-03-30 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
412 * elf32-avr.c (avr_elf32_load_records_from_section): Free
413 internal_relocs only if they aren't cached.
415 2016-03-29 Nick Clifton <nickc@redhat.com>
418 * elf32-bfin.c (elf32_bfinfdpic_finish_dynamic_sections): Relax
419 assertion on the size of the got section to allow it to be bigger
420 than the number of relocs.
422 2016-03-29 Toni Spets <toni.spets@iki.fi>
425 * coffcode.h (coff_write_object_contents): Revert accidental
428 2016-03-22 Alan Modra <amodra@gmail.com>
431 * dwarf2.c (read_attribute_value): Skip info_ptr check for
432 DW_FORM_flag_present.
434 2016-03-22 Nick Clifton <nickc@redhat.com>
436 * cpu-v850_rh850.c (arch_info_struct): Restore v850-rh850 as an
437 architecture name for backwards compatibility.
439 * peXXigen.c (_bfd_XXi_write_codeview_record): Fix possible
442 * warning.m4 (GCC_WARN_CFLAGS): Only add -Wstack-usage if using a
443 sufficiently recent version of GCC.
444 * configure: Regenerate.
446 2016-03-22 Alan Modra <amodra@gmail.com>
449 * plugin.c (try_load_plugin): Avoid -Wstack-usage warning.
451 2016-03-21 Andrew Burgess <andrew.burgess@embecosm.com>
453 * archures.c (bfd_mach_arc_nps400): Define.
454 * bfd-in2.h: Regenerate.
455 * cpu-arc.c (arch_info_struct): New entry for nps400, renumber
456 some existing entries to make space.
457 * elf32-arc.c (arc_elf_object_p): Add nps400 case.
458 (arc_elf_final_write_processing): Likewise.
460 2016-03-21 Andrew Burgess <andrew.burgess@embecosm.com>
462 * elf32-arc.c (arc_elf_print_private_bfd_data): Remove use of
464 (arc_elf_final_write_processing): Don't bother setting cpu field
465 in e_flags, this will have been set elsewhere.
467 2016-03-21 Andrew Burgess <andrew.burgess@embecosm.com>
469 * elf32-arc.c (arc_elf_final_write_processing): Switch to using
472 2016-03-21 Nick Clifton <nickc@redhat.com>
474 * warning.m4 (GCC_WARN_CFLAGS): Add -Wstack-usage=262144
475 * configure: Regenerate.
476 * elf32-m68hc1x.c (elf32_m68hc11_relocate_section): Replace use of
477 alloca with call to xmalloc.
478 * elf32-nds32.c: Likewise.
479 * elf64-hppa.c: Likewise.
480 * elfxx-mips.c: Likewise.
482 * pei-x86_64.c: Likewise.
486 2016-03-15 H.J. Lu <hongjiu.lu@intel.com>
489 * elf32-i386.c (elf_i386_check_relocs): Bind defined symbol
491 (elf_i386_relocate_section): Likewise.
492 * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
493 (elf_x86_64_relocate_section): Likewise.
495 2016-03-15 H.J. Lu <hongjiu.lu@intel.com>
498 * elf64-x86-64.c (elf_x86_64_relocate_section): Check
499 no_reloc_overflow_check to diable R_X86_64_32/R_X86_64_32S
500 relocation overflow check.
502 2016-03-14 H.J. Lu <hongjiu.lu@intel.com>
504 * bfd-in2.h: Regenerated.
506 2016-03-11 Dan Gissel <dgisselq@ieee.org>
509 * elf.c (_bfd_elf_section_offset): Ensure that the returned offset
510 uses bytes not octets.
511 * elflink.c (resolve_section): Likewise.
513 (eval_section): Pass the input_bfd to resolve_section.
514 (bfd_elf_perform_complex_relocation): Convert byte offset to
515 octets before read and writing values.
516 (elf_link_input_bfd): Add byte to octet conversions.
517 (elf_reloc_link_order): Likewise.
518 (elf_fixup_link_order): Likewise.
519 (bfd_elf_final_link): Likewise.
520 * reloc.c (_bfd_final_link_relocate): Likewise.
521 * syms.c (_bfd_stab_section_find_nearest_line): Likewise.
523 2016-03-10 Nick Clifton <nickc@redhat.com>
525 * config.bfd: Mark the i370 target as obsolete.
527 2016-03-09 Pedro Alves <palves@redhat.com>
529 * cpu-v850.c (N): Append ":old-gcc-abi" instead of " (using old
530 gcc ABI)" to printable name.
531 * cpu-v850_rh850.c (bfd_v850_rh850_arch): Use "v850:rh850" instead
532 of "v850-rh850" as printable name.
534 2016-03-09 Leon Winter <winter-gcc@bfw-online.de>
537 * cofflink.c (_bfd_coff_generic_relocate_section): Do not apply
538 relocations against absolute symbols.
540 2016-03-09 Alan Modra <amodra@gmail.com>
543 * coff-alpha.c (alpha_ecoff_openr_next_archived_file): Allow zero
544 length elements in the archive.
546 2016-03-08 H.J. Lu <hongjiu.lu@intel.com>
549 * elflink.c (elf_link_add_object_symbols): Create dynamic sections
550 for -E/--dynamic-list only when not relocatable.
552 2016-03-08 H.J. Lu <hongjiu.lu@intel.com>
555 * elf32-i386.c (elf_i386_check_relocs): Increment PLT reference
556 count for locally defined local IFUNC symbols in shared object.
557 * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
559 2016-03-08 H.J. Lu <hongjiu.lu@intel.com>
562 * elflink.c (_bfd_elf_merge_symbol): Group common symbol checking
565 2016-03-08 Cupertino Miranda <Cupertino.Miranda@synopsys.com>
566 Andrew Burgess <andrew.burgess@embecosm.com>
568 * elf32-arc.c (arc_bfd_get_32): Becomes an alias for bfd_get_32.
569 (arc_bfd_put_32): Becomes an alias for bfd_put_32.
570 (arc_elf_howto_init): Added assert to validate relocations.
571 (get_middle_endian_relocation): Delete.
572 (middle_endian_convert): New function.
573 (ME): Redefine, now does nothing.
575 (arc_do_relocation): Extend the attached 'ARC_RELOC_HOWTO'
576 definition to call middle_endian_convert. Add a new local
577 variable and make use of this throughout. Added call to
578 arc_bfd_get_8 and arc_bfd_put_8 for 8 bit relocations.
580 2016-03-07 Nick Clifton <nickc@redhat.com>
583 * archive.c (bfd_generic_openr_next_archived_file): Allow zero
584 length elements in the archive.
586 2016-03-07 Jiong Wang <jiong.wang@arm.com>
588 * elfnn-aarch64.c (elfNN_aarch64_check_relocs): Always create .got
589 section if the symbol "_GLOBAL_OFFSET_TABLE_" is referenced.
591 2016-03-04 H.J. Lu <hongjiu.lu@intel.com>
594 * elflink.c (_bfd_elf_merge_symbol): Treat common symbol in
595 executable as definition if the new definition comes from a
598 2016-03-02 Alan Modra <amodra@gmail.com>
600 * Makefile.in: Regenerate.
601 * po/SRC-POTFILES.in: Regenerate.
603 2016-02-29 Cupertino Miranda <cmiranda@synopsys.com>
605 * elf32-arc.c (elf_arc_relocate_section): Added rules to fix the
606 relocation addend when sections get merged.
608 2016-02-29 Cupertino Miranda <Cupertino.Miranda@synopsys.com>
610 * elf32-arc.c (arc_elf_final_write_processing): Add condition to
612 (elf_arc_relocate_section): Fixes and conditions to support PIE.
613 Assert for code sections dynamic relocs.
615 2016-02-26 Renlin Li <renlin.li@arm.com>
617 * elfnn-aarch64.c (elfNN_aarch64_howto_table): Fix signed overflow
618 check for MOVW_SABS_G0, MOVW_SABS_G1, MOVW_SABS_G2.
620 2016-02-26 H.J. Lu <hongjiu.lu@intel.com>
623 * elf32-i386.c (elf_i386_convert_load): Convert to R_386_32 for
624 load with locally bound symbols if PIC is false or there is no
625 base register. Optimize branch to 0 if PIC is false.
626 (elf_i386_relocate_section): Don't generate dynamic relocations
627 against undefined weak symbols if PIC is false.
628 * elf64-x86-64.c (elf_x86_64_convert_load): Disable optimization
629 if we can't estimate relocation overflow with --no-relax.
630 Convert to R_X86_64_32S/R_X86_64_32 for load with locally bound
631 symbols if PIC is false. Optimize branch to 0 if PIC is false.
632 (elf_x86_64_relocate_section): Don't generate dynamic relocations
633 against undefined weak symbols if PIC is false.
635 2016-02-26 H.J. Lu <hongjiu.lu@intel.com>
638 * bfd.c (bfd): Change flags to 20 bits.
639 (BFD_CONVERT_ELF_COMMON): New.
640 (BFD_USE_ELF_STT_COMMON): Likewise.
641 (BFD_FLAGS_SAVED): Add BFD_CONVERT_ELF_COMMON and
642 BFD_USE_ELF_STT_COMMON.
643 (BFD_FLAGS_FOR_BFD_USE_MASK): Likewise.
644 * configure.ac: Remove --enable-elf-stt-common.
645 * elf.c (swap_out_syms): Choose STT_COMMON or STT_OBJECT for
646 common symbol depending on BFD_CONVERT_ELF_COMMON and
647 BFD_USE_ELF_STT_COMMON.
648 * elfcode.h (elf_slurp_symbol_table): Set BSF_ELF_COMMON for
650 * elflink.c (bfd_elf_link_mark_dynamic_symbol): Also check
652 (elf_link_convert_common_type): New function.
653 (elf_link_output_extsym): Choose STT_COMMON or STT_OBJECT for
654 common symbol depending on BFD_CONVERT_ELF_COMMON and
655 BFD_USE_ELF_STT_COMMON. Set sym.st_info after sym.st_shndx.
656 * elfxx-target.h (TARGET_BIG_SYM): Add BFD_CONVERT_ELF_COMMON
657 and BFD_USE_ELF_STT_COMMON to object_flags.
658 (TARGET_LITTLE_SYM): Likewise.
659 * syms.c (BSF_KEEP_G): Renamed to ...
660 (BSF_ELF_COMMON): This.
661 * bfd-in2.h: Regenerated.
662 * config.in: Likewise.
663 * configure: Likewise.
665 2016-02-26 H.J. Lu <hongjiu.lu@intel.com>
670 * elf32-i386.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): New.
671 (elf_i386_link_hash_entry): Add has_got_reloc and
673 (elf_i386_link_hash_table): Add interp.
674 (elf_i386_link_hash_newfunc): Initialize has_got_reloc and
676 (elf_i386_copy_indirect_symbol): Copy has_got_reloc and
678 (elf_i386_check_relocs): Set has_got_reloc and has_non_got_reloc.
679 (elf_i386_fixup_symbol): New function.
680 (elf_i386_pie_finish_undefweak_symbol): Likewise.
681 (elf_i386_allocate_dynrelocs): Don't allocate space for dynamic
682 relocations and discard relocations against resolved undefined
683 weak symbols in executable. Don't make resolved undefined weak
684 symbols in executable dynamic. Keep dynamic non-GOT/non-PLT
685 relocation against undefined weak symbols in PIE.
686 (elf_i386_size_dynamic_sections): Set interp to .interp section.
687 (elf_i386_relocate_section): Don't generate dynamic relocations
688 against resolved undefined weak symbols in PIE, except for
690 (elf_i386_finish_dynamic_symbol): Keep PLT/GOT entries without
691 dynamic PLT/GOT relocations for resolved undefined weak symbols.
692 Don't generate dynamic relocation against resolved undefined weak
693 symbol in executable.
694 (elf_i386_finish_dynamic_sections): Call
695 elf_i386_pie_finish_undefweak_symbol on all symbols in PIE.
696 (elf_backend_fixup_symbol): New.
697 * elf64-x86-64.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): New.
698 (elf_x86_64_link_hash_entry): Add has_got_reloc and
700 (elf_x86_64_link_hash_table): Add interp.
701 (elf_x86_64_link_hash_newfunc): Initialize has_got_reloc and
703 (elf_x86_64_copy_indirect_symbol): Copy has_got_reloc and
705 (elf_x86_64_check_relocs): Set has_got_reloc and
707 (elf_x86_64_fixup_symbol): New function.
708 (elf_x86_64_pie_finish_undefweak_symbol): Likewise.
709 (elf_x86_64_allocate_dynrelocs): Don't allocate space for dynamic
710 relocations and discard relocations against resolved undefined
711 weak symbols in executable. Don't make resolved undefined weak
712 symbols in executable dynamic.
713 (elf_x86_64_size_dynamic_sections): Set interp to .interp section.
714 (elf_x86_64_relocate_section): Check relocation overflow for
715 dynamic relocations against unresolved weak undefined symbols.
716 Don't generate dynamic relocations against resolved weak
717 undefined symbols in PIE.
718 (elf_x86_64_finish_dynamic_symbol): Keep PLT/GOT entries without
719 dynamic PLT/GOT relocations for resolved undefined weak symbols.
720 Don't generate dynamic relocation against resolved undefined weak
721 symbol in executable.
722 (elf_x86_64_finish_dynamic_sections): Call
723 elf_x86_64_pie_finish_undefweak_symbol on all symbols in PIE.
724 (elf_backend_fixup_symbol): New.
726 2016-02-26 Alan Modra <amodra@gmail.com>
728 * elf64-ppc.c (create_linkage_sections): Create sfpr when
729 save_restore_funcs, rest of sections when not relocatable.
730 (ppc64_elf_init_stub_bfd): Always call create_linkage_sections.
731 (sfpr_define): Define all symbols on emitted code.
732 (ppc64_elf_func_desc_adjust): Adjust for sfpr now being created
733 when relocatable. Move sfpr_define loop earlier.
735 2016-02-24 H.J. Lu <hongjiu.lu@intel.com>
737 * elf64-x86-64.c (elf_x86_64_need_pic): New function.
738 (elf_x86_64_relocate_section): Use it. Replace
739 x86_64_elf_howto_table[r_type] with howto.
741 2016-02-24 H.J. Lu <hongjiu.lu@intel.com>
744 * elflink.c (bfd_elf_record_link_assignment): Set versioned if
745 symbol version is unknown.
747 2016-02-24 H.J. Lu <hongjiu.lu@intel.com>
749 * elf32-i386.c (elf_i386_allocate_dynrelocs): Set plt_got.offset
750 to (bfd_vma) -1 when setting needs_plt to 0.
751 * elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): Likewise.
753 2016-02-23 H.J. Lu <hongjiu.lu@intel.com>
755 * elflink.c (bfd_elf_record_link_assignment): Check for shared
756 library, instead of PIC, and don't check PDE when making linker
757 assigned symbol dynamic.
759 2016-02-23 Faraz Shahbazker <faraz.shahbazker@imgtec.com>
761 * bfd/elfxx-mips.c (_bfd_mips_post_process_headers): Increment
762 ABIVERSION for non-executable stack.
764 2016-02-23 Rich Felker <bugdal@aerifal.cx>
767 * elf32-microblaze.c (microblaze_elf_finish_dynamic_symbol):
768 Always produce a RELATIVE reloc for a local symbol.
770 2016-02-23 Hans-Peter Nilsson <hp@axis.com>
772 Fix test-case ld-elf/pr19617b
773 * elf32-cris.c (elf_cris_discard_excess_program_dynamics): Don't
774 discard unused non-function symbols when --dynamic-list-data.
776 2016-02-22 H.J. Lu <hongjiu.lu@intel.com>
778 * elflink.c (_bfd_elf_link_renumber_dynsyms): Always create the
779 dynsym section, even if it is empty, with dynamic sections.
781 2016-02-22 H.J. Lu <hongjiu.lu@intel.com>
783 * syms.c: Remove BSF_COMMON from comments.
784 * bfd-in2.h: Regenerated.
786 2016-02-22 Jiong Wang <jiong.wang@arm.com>
788 * elfnn-aarch64. (aarch64_type_of_stub): Remove redundation calcuation
789 for destination. Remove useless function parameters.
790 (elfNN_aarch64_size_stubs): Update parameters for aarch64_type_of_stub.
792 2016-02-19 Nick Clifton <nickc@redhat.com>
795 * aoutx.h (aout_link_add_symbols): Check for out of range string
799 * reloc.c (bfd_generic_get_relocated_section_contents): Stop
800 processing if we encounter a reloc without an associated symbol.
802 2016-02-18 H.J. Lu <hongjiu.lu@intel.com>
805 * elflink.c (elf_link_add_object_symbols): Always create dynamic
806 sections for -E/--dynamic-list.
808 2016-02-17 H.J. Lu <hongjiu.lu@intel.com>
810 * elf64-x86-64.c (elf_backend_omit_section_dynsym): New. Defined
813 2016-02-16 Joseph Myers <joseph@codesourcery.com>
815 * plugin.c (plugin_vec): Set match priority to 255.
816 * format.c (bfd_check_format_matches) [BFD_SUPPORTS_PLUGINS]: When
817 matching against the plugin vector, take priority from there not
820 2016-02-15 Nick Clifton <nickc@redhat.com>
822 * elf-bfd.h (struct bfd_elf_special_section): Use unsigned values
823 for length and type fields. Use a signed value for the
826 2016-02-10 H.J. Lu <hongjiu.lu@intel.com>
829 * elf32-i386.c (elf_i386_relocate_section): Mask off the least
830 significant bit in GOT offset for R_386_GOT32X.
832 2016-02-10 Nick Clifton <nickc@redhat.com>
835 * elf32-nios2.c (nios2_elf32_install_imm16): Allow for signed
837 * elf-eh-frame.c (_bfd_elf_discard_section_eh_frame): Limit the
838 number of messages about FDE encoding preventing .eh_frame_hdr
841 2016-02-09 Nick Clifton <nickc@redhat.com>
843 * oasys.c (oasys_archive_p): Fix indentation.
844 * elf32-nds32.c (nds32_elf_relax_section): Use an unsigned
845 constant for left shifting.
847 * elfnn-aarch64.c (elfNN_aarch64_relocate_section): Add a more
848 helpful warning message to explain why certain AArch64 relocs
851 2016-02-05 Simon Marchi <simon.marchi@ericsson.com>
853 * pe-mips.c (coff_mips_reloc): Fix formatting.
855 2016-02-05 Cupertino Miranda <Cupertino.Miranda@synopsys.com>
857 * cpu-arc.c: Change default archure from bfd_mach_arc_arcv2
858 to bfd_mach_arc_arc600.
860 2016-02-04 Alan Modra <amodra@gmail.com>
862 * elf64-ppc.c (ppc64_elf_relocate_section): Adjust last patch
865 2016-02-02 H.J. Lu <hongjiu.lu@intel.com>
868 * elf64-x86-64.c (elf_x86_64_convert_load): Store the estimated
869 distances in the compressed_size field of the output section.
871 2016-02-02 Alan Modra <amodra@gmail.com>
873 * elf64-ppc.c (ppc64_elf_relocate_section): Further restrict
874 ELFv2 entry optimization.
876 2016-02-02 H.J. Lu <hongjiu.lu@intel.com>
879 * elf.c (assign_section_numbers): Clear HAS_RELOC if there are
880 no relocations in relocatable files.
882 2016-02-01 H.J. Lu <hongjiu.lu@intel.com>
885 * elflink.c (elf_link_add_object_symbols): Don't add DT_NEEDED
886 if a symbol from a library loaded via DT_NEEDED doesn't match
887 the symbol referenced by regular object.
889 2016-02-01 Nathaniel Smith <njs@pobox.com>
891 * peicode.h (pe_ILF_build_a_bfd): Create an import symbol for both
894 2016-02-01 Alan Modra <amodra@gmail.com>
896 * elf64-x86-64.c (elf_x86_64_get_plt_sym_val): Don't abort on
897 an out of range reloc_index.
898 * elf32-i386.c (elf_i386_get_plt_sym_val): Likewise.
900 2016-02-01 Kamil Rytarowski <n54@gmx.com>
902 * Makefile.am (OPTIONAL_BACKENDS): Add netbsd-core.lo.
903 (OPTIONAL_BACKENDS_CFILES): Add netbsd-core.c.
904 * Makefile.in: Regenerated.
906 2016-02-01 Jan Kratochvil <jan.kratochvil@redhat.com>
908 * elf64-s390.c (elf_s390_reloc_name_lookup): Fix indentation.
910 2016-01-31 John David Anglin <danglin@gcc.gnu.org>
913 * elf32-hppa.c (elf32_hppa_final_link): Don't sort non-regular output
915 * elf64-hppa.c (elf32_hppa_final_link): Likewise. Remove retval.
917 2016-01-30 H.J. Lu <hongjiu.lu@intel.com>
920 * elf32-i386.c (elf_i386_reloc_type_class): Check relocation
921 against STT_GNU_IFUNC symbol only with dynamic symbols.
922 * elf64-x86-64.c (elf_x86_64_reloc_type_class): Likewise.
924 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
927 * dwarf2.c (_bfd_dwarf2_slurp_debug_info): Set BFD_DECOMPRESS to
928 decompress debug sections.
930 2016-01-25 Maciej W. Rozycki <macro@imgtec.com>
932 * elf32-arc.c (elf_arc_finish_dynamic_symbol): Rename `index' to
935 2016-01-25 Nick Clifton <nickc@redhat.com>
938 * mach-o.c (bfd_mach_o_close_and_cleanup): Suppress code to free
939 dsym filename buffer.
941 2016-01-24 Maciej W. Rozycki <macro@imgtec.com>
943 * elfxx-mips.c (BZ16_REG_FIELD): Simplify calculation.
945 2016-01-24 Maciej W. Rozycki <macro@imgtec.com>
947 * elfxx-mips.c (BZ16_REG): Correct calculation.
949 2016-01-21 Nick Clifton <nickc@redhat.com>
951 * elf32-arc.c (ADD_RELA): Fix compile time warning errors by
952 changing the type of _loc to be bfd_byte *.
953 (elf_arc_finish_dynamic_symbol): Likewise.
955 2016-01-21 Nick Clifton <nickc@redhat.com>
958 * elf32-arm.c (elf32_arm_create_dynamic_sections): Set the ELF
959 class of the linker stub bfd.
960 (elf32_arm_check_relocs): Skip check for pic format after
961 processing a vxWorks R_ARM_ABS12 reloc.
962 * elflink.c (bfd_elf_final_link): Check for ELFCLASSNONE when
963 reporting a class mismatch.
965 2016-01-21 Jiong Wang <jiong.wang@arm.com>
967 * elfnn-aarch64.c (aarch64_type_of_stub): Allow insert long branch
968 veneer for sym_sec != input_sec.
969 (elfNN_aarch64_size_stub): Support STT_SECTION symbol.
970 (elfNN_aarch64_final_link_relocate): Take rela addend into account when
971 calculation destination.
973 2016-01-21 Alan Modra <amodra@gmail.com>
975 * elf-linux-core.h (swap_linux_prpsinfo32_out): New function.
976 (swap_linux_prpsinfo64_out): New function.
977 (LINUX_PRPSINFO32_SWAP_FIELDS): Delete.
978 (LINUX_PRPSINFO64_SWAP_FIELDS): Delete.
979 * elf.c (elfcore_write_linux_prpsinfo32): Adjust. Don't memset.
980 (elfcore_write_linux_prpsinfo64): Likewise.
981 * elf32-ppc.c (swap_ppc_linux_prpsinfo32_out): New function.
982 (PPC_LINUX_PRPSINFO32_SWAP_FIELDS): Delete.
983 (elfcore_write_ppc_linux_prpsinfo32): Adjust. Don't memset.
985 2016-01-21 Alan Modra <amodra@gmail.com>
987 * elf-linux-core.h: Rename from elf-linux-psinfo.h.
988 * elf.c: Adjust #include.
989 * elf32-ppc.c: Don't #include elf-linux-psinfo.h
990 * Makefile.am (SOURCE_HFILES): Update.
991 * Makefile.in: Regenerate.
992 * po/SRC-PORFILES.in: Regenerate.
994 2016-01-21 Alan Modra <amodra@gmail.com>
996 * configure.ac: Move corefile selection later in file. Move
997 tdefaults code immediately after other target vector code.
998 * configure: Regenerate.
1000 2016-01-20 Mickael Guene <mickael.guene@st.com>
1002 * elf32-arm.c (elf32_arm_special_sections): Remove catch of noread
1003 section using '.text.noread' pattern.
1005 2016-01-19 John Baldwin <jhb@FreeBSD.org>
1007 * elf.c (elfcore_grok_note): Recognize NT_FREEBSD_THRMISC notes.
1009 2016-01-18 Miranda Cupertino <Cupertino.Miranda@synopsys.com>
1010 Zissulescu Claudiu <Claudiu.Zissulescu@synopsys.com>
1012 * arc-plt.def: New file.
1013 * arc-plt.h: Likewise.
1014 * elf32-arc.c (elf_arc_abs_plt0_entry, elf_arc_abs_pltn_entry,
1015 elf_arcV2_abs_plt0_entry, elf_arcV2_abs_pltn_entry,
1016 elf_arc_pic_plt0_entry, elf_arc_pic_pltn_entry,
1017 elf_arcV2_pic_plt0_entry, elf_arcV2_pic_pltn_entry): Remove.
1018 (name_for_global_symbol): Added.
1019 (ADD_RELA): Helper to create dynamic relocs.
1020 (new_got_entry_to_list): Create a new got entry in linked list.
1021 (symbol_has_entry_of_type): Search for specific type of entry in
1023 (is_reloc_for_GOT): return FALSE for any TLS related relocs.
1024 (is_reloc_for_TLS, arc_elf_set_private_flags)
1025 (arc_elf_print_private_bfd_data, arc_elf_copy_private_bfd_data)
1026 (arc_elf_merge_private_bfd_data): New functions.
1027 (debug_arc_reloc): Cleaned debug info printing.
1028 (PDATA reloc): Changed not to perform address alignment.
1029 (reverse_me): Added. Fix for ARC_32 relocs.
1030 (arc_do_relocation): Return bfd_reloc_of when no relocation should
1032 (arc_get_local_got_ents): Renamed from arc_get_local_got_offsets.
1033 Changed function to access an array of list of GOT entries instead
1034 of just an array of offsets.
1035 (elf_arc_relocate_section): Added support for PIC and TLS related relocations.
1036 (elf_arc_check_relocs): Likewise.
1037 (elf_arc_adjust_dynamic_symbol, elf_arc_finish_dynamic_symbol,
1038 (elf_arc_finish_dynamic_sections): Likewise
1039 (arc_create_dynamic_sections): Modified conditions to create
1041 (ADD_SYMBOL_REF_SEC_AND_RELOC): New macro.
1042 (plt_do_relocs_for_symbol, relocate_plt_for_symbol)
1043 (relocate_plt_for_entry): Changed to support new way to define PLT
1045 (add_symbol_to_plt): Likewise.
1046 (arc_elf_link_hash_table_create): New function.
1048 2016-01-18 Nick Clifton <nickc@redhat.com>
1051 * coff-rs6000.c (_bfd_xcoff_swap_sym_in): Sign extend external
1052 section number into internal section number.
1053 * coff64-rs6000.c (_bfd_xcoff64_swap_sym_in): Likewise.
1054 * coffswap.h (coff_swap_sym_in): Likewise.
1055 * peXXigen.c (_bfd_XXi_swap_sym_in): Likewise.
1056 * coffcode.h (_coff_bigobj_swap_sym_in): Make sure that internal
1057 section number field is big enough to hold the external value.
1059 2016-01-17 Alan Modra <amodra@gmail.com>
1061 * configure: Regenerate.
1063 2016-01-12 Yury Usishchev <y.usishchev@samsung.com>
1065 * elf32-arm.c (elf32_arm_fix_exidx_coverage): Insert cantunwind
1066 when address in first unwind entry does not match start of
1069 2016-01-08 Richard Sandiford <richard.sandiford@arm.com>
1070 Jiong Wang <jiong.wang@arm.com>
1073 * elf32-arm.c (elf32_arm_reloc_type_class): Map R_ARM_IRELATIVE to
1076 2016-01-06 Andrew Burgess <andrew.burgess@embecosm.com>
1078 * elf32-arc.c (reloc_type_to_name): Change ARC_RELOC_HOWTO to
1079 place 'R_' before the reloc name returned.
1080 (elf_arc_howto_table): Change ARC_RELOC_HOWTO to place 'R_' before
1081 the relocation string.
1083 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1085 * elfxx-mips.c (mips_elf_merge_obj_abiflags): New function,
1086 factored out from...
1087 (_bfd_mips_elf_merge_private_bfd_data): ... here.
1089 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1091 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Move
1092 attribute check after ELF file header flag check.
1094 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1096 * elfxx-mips.c (mips_elf_merge_obj_attributes): Propagate the
1097 return status from `_bfd_elf_merge_object_attributes'.
1099 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1101 * elfxx-mips.c (mips_elf_merge_obj_e_flags): New function,
1102 factored out from...
1103 (_bfd_mips_elf_merge_private_bfd_data): ... here.
1105 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1107 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Fold the
1108 handling of input MIPS ABI flags together.
1110 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1112 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Suppress
1113 attribute checks for null input.
1115 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1117 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Use local
1118 pointers to target data.
1120 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1122 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Correct
1125 2016-01-01 Alan Modra <amodra@gmail.com>
1127 Update year range in copyright notice of all files.
1129 For older changes see ChangeLog-2015 and doc/ChangeLog-0415
1131 Copyright (C) 2016 Free Software Foundation, Inc.
1133 Copying and distribution of this file, with or without modification,
1134 are permitted in any medium without royalty provided the copyright
1135 notice and this notice are preserved.
1141 version-control: never