1 2016-05-09 Alan Modra <amodra@gmail.com>
3 * elf64-ppc.c (ppc64_elf_init_stub_bfd): Remove redundant NULL check.
5 2016-05-06 H.J. Lu <hongjiu.lu@intel.com>
8 * elf-bfd.h (elf_link_hash_entry): Update comments for indx,
9 documenting that indx == -3 if symbol is defined in a discarded
11 * elflink.c (elf_link_add_object_symbols): Set indx to -3 if
12 symbol is defined in a discarded section.
13 (elf_link_output_extsym): Strip a global symbol defined in a
16 2016-05-06 H.J. Lu <hongjiu.lu@intel.com>
18 * elf32-i386.c (elf_backend_add_symbol_hook): Defined for Intel
21 2016-05-05 H.J. Lu <hongjiu.lu@intel.com>
23 * elf32-i386.c (elf_i386_convert_load): Extract the GOT load
25 (elf_i386_convert_load_reloc): This. New function.
26 * elf64-x86-64.c (elf_x86_64_convert_load): Extract the GOT load
28 (elf_x86_64_convert_load_reloc): This. New function.
30 2016-05-05 H.J. Lu <hongjiu.lu@intel.com>
32 * elf32-i386.c (elf_i386_check_tls_transition): Remove abfd.
33 Don't check if contents == NULL.
34 (elf_i386_tls_transition): Add from_relocate_section. Check
35 from_relocate_section instead of contents != NULL. Update
36 elf_i386_check_tls_transition call.
37 (elf_i386_check_relocs): Cache the section contents if
38 keep_memory is FALSE. Pass FALSE as from_relocate_section to
39 elf_i386_tls_transition.
40 (elf_i386_relocate_section): Pass TRUE as from_relocate_section
41 to elf_i386_tls_transition.
42 (elf_backend_caches_rawsize): New.
43 * elf64-x86-64.c (elf_x86_64_check_tls_transition): Don't check
45 (elf_x86_64_tls_transition): Add from_relocate_section. Check
46 from_relocate_section instead of contents != NULL.
47 (elf_x86_64_check_relocs): Cache the section contents if
48 keep_memory is FALSE. Pass FALSE as from_relocate_section to
49 elf_x86_64_tls_transition.
50 (elf_x86_64_relocate_section): Pass TRUE as from_relocate_section
51 to elf_x86_64_tls_transition.
52 (elf_backend_caches_rawsize): New.
54 2016-05-03 Maciej W. Rozycki <macro@imgtec.com>
57 * elfxx-mips.c (_bfd_mips_elf_add_symbol_hook): Handle
60 2016-05-03 Jiong Wang <jiong.wang@arm.com>
62 * bfd-in.h (bfd_elf64_aarch64_set_options): Update prototype.
63 * bfd-in2.h (bfd_elf64_aarch64_set_options): Likewise.
64 * elfnn-aarch64.c (bfd_elfNN_aarch64_set_options): Initialize
65 no_apply_dynamic_relocs.
66 (elfNN_aarch64_final_link_relocate): Apply absolute relocations even though
67 dynamic relocations generated.
69 2016-04-29 H.J. Lu <hongjiu.lu@intel.com>
71 * elf32-i386.c (elf_i386_size_dynamic_sections): Move interp
73 (elf_i386_create_dynamic_sections): Here.
74 * elf64-x86-64.c (elf_x86_64_size_dynamic_sections): Move
76 (elf_x86_64_create_dynamic_sections): Here.
78 2016-04-29 H.J. Lu <hongjiu.lu@intel.com>
80 * elf32-i386.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): Take GOT_RELOC
81 and replace (EH)->has_got_reloc with GOT_RELOC.
82 (elf_i386_fixup_symbol): Pass has_got_reloc to
83 UNDEFINED_WEAK_RESOLVED_TO_ZERO.
84 (elf_i386_allocate_dynrelocs): Likewise.
85 (elf_i386_relocate_section): Likewise.
86 (elf_i386_finish_dynamic_symbol): Likewise.
87 (elf_i386_convert_load): Pass TRUE to
88 UNDEFINED_WEAK_RESOLVED_TO_ZERO.
89 * elf64-x86-64.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): Take
90 GOT_RELOC and replace (EH)->has_got_reloc with GOT_RELOC.
91 (elf_x86_64_fixup_symbol): Pass has_got_reloc to
92 UNDEFINED_WEAK_RESOLVED_TO_ZERO.
93 (elf_x86_64_allocate_dynrelocs): Likewise.
94 (elf_x86_64_relocate_section): Likewise.
95 (elf_x86_64_finish_dynamic_symbol): Likewise.
96 (elf_x86_64_convert_load): Pass TRUE to
97 UNDEFINED_WEAK_RESOLVED_TO_ZERO.
99 2016-04-29 H.J. Lu <hongjiu.lu@intel.com>
101 * elf32-i386.c (check_relocs_failed): New.
102 (elf_i386_check_relocs): Set check_relocs_failed on error.
103 (elf_i386_relocate_section): Skip if check_relocs failed.
105 2016-04-29 H.J. Lu <hongjiu.lu@intel.com>
107 * elf64-x86-64.c (elf_x86_64_check_relocs): Set
108 check_relocs_failed on error.
110 2016-04-29 Nick Clifton <nickc@redhat.com>
113 * elf-bfd.h (struct elf_backend_data): Rename
114 elf_backend_set_special_section_info_and_link to
115 elf_backend_copy_special_section_fields.
116 * elfxx-target.h: Likewise.
117 * elf.c (section_match): Ignore the SHF_INFO_LINK flag when
118 comparing section flags.
119 (copy_special_section_fields): New function.
120 (_bfd_elf_copy_private_bfd_data): Copy the EI_ABIVERSION field.
121 Perform two scans over special sections. The first one looks for
122 a direct mapping between the output section and an input section.
123 The second scan looks for a possible match based upon section
125 * elf32-arm.c (elf32_arm_copy_special_section_fields): New
126 function. Handle setting the sh_link field of SHT_ARM_EXIDX
128 * elf32-i386.c (elf32_i386_set_special_info_link): Rename to
129 elf32_i386_copy_solaris_special_section_fields.
130 * elf32-sparc.c (elf32_sparc_set_special_section_info_link):
131 Rename to elf32_sparc_copy_solaris_special_section_fields.
132 * elf64-x86-64.c (elf64_x86_64_set_special_info_link): Rename to
133 elf64_x86_64_copy_solaris_special_section_fields.
135 2016-04-28 Nick Clifton <nickc@redhat.com>
137 * po/zh_CN.po: Updated Chinese (simplified) translation.
139 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
142 * elf64-x86-64.c (elf_x86_64_convert_load): Skip debug sections
143 when estimating distances between output sections.
145 2016-04-27 Alan Modra <amodra@gmail.com>
147 * elflink.c (_bfd_elf_is_start_stop): New function.
148 (_bfd_elf_gc_mark_rsec): Use it.
149 * elf-bfd.h (_bfd_elf_is_start_stop): Declare.
151 2016-04-26 Trevor Saunders <tbsaunde+binutils@tbsaunde.org>
153 * elf32-rx.c (rx_set_section_contents): Avoid arithmetic on void *.
154 * mmo.c (mmo_get_section_contents): Likewise.
155 (mmo_set_section_contents): Likewise.
157 2016-04-26 H.J. Lu <hongjiu.lu@intel.com>
159 * elf-bfd.h (elf_link_hash_table): Update comments for
161 * elflink.c (_bfd_elf_link_renumber_dynsyms): Always count for
162 the unused NULL entry at the head of dynamic symbol table.
163 (bfd_elf_size_dynsym_hash_dynstr): Remove dynsymcount != 0
166 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
168 * elflink.c (_bfd_elf_link_create_dynstrtab): Exclude linker
169 created file from dynobj.
171 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
173 * elflink.c (_bfd_elf_link_create_dynstrtab): Set dynobj to a
174 normal input file if possible.
176 2016-04-21 Nick Clifton <nickc@redhat.com>
178 * aout-adobe.c: Use _bfd_generic_link_check_relocs.
179 * aout-target.h: Likewise.
180 * aout-tic30.c: Likewise.
181 * binary.c: Likewise.
183 * coff-alpha.c: Likewise.
184 * coff-rs6000.c: Likewise.
185 * coff64-rs6000.c: Likewise.
186 * coffcode.h: Likewise.
187 * i386msdos.c: Likewise.
188 * i386os9k.c: Likewise.
191 * libbfd-in.h: Likewise.
192 * libecoff.h: Likewise.
193 * mach-o-target.c: Likewise.
195 * nlm-target.h: Likewise.
198 * plugin.c: Likewise.
199 * ppcboot.c: Likewise.
202 * tekhex.c: Likewise.
203 * versados.c: Likewise.
204 * vms-alpha.c: Likewise.
206 * elfxx-target.h: Use _bfd_elf_link_check_relocs.
207 * linker.c (bfd_link_check_relocs): New function.
208 (_bfd_generic_link_check_relocs): New function.
209 * targets.c (BFD_JUMP_TABLE_LINK): Add initialization of
210 _bfd_link_check_relocs field.
211 (struct bfd_target)L Add _bfd_link_check_relocs field.
212 * bfd-in2.h: Regenerate.
213 * libbfd.h: Regenerate.
215 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
217 * elf32-i386.c (elf_i386_gc_sweep_hook): Removed.
218 (elf_backend_gc_sweep_hook): Likewise.
219 * elf64-x86-64.c (elf_x86_64_gc_sweep_hook): Likewise.
220 (elf_backend_gc_sweep_hook): Likewise.
222 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
224 * elflink.c (_bfd_elf_link_check_relocs): Don't check relocations
227 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
230 * elf64-x86-64.c (check_relocs_failed): New.
231 (elf_x86_64_need_pic): Moved before elf_x86_64_check_relocs.
232 Support relocation agaist local symbol. Set check_relocs_failed.
233 (elf_x86_64_check_relocs): Use elf_x86_64_need_pic. Check
234 R_X86_64_32 relocation overflow.
235 (elf_x86_64_relocate_section): Skip if check_relocs failed.
236 Update one elf_x86_64_need_pic and remove one elf_x86_64_need_pic.
238 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
240 * elf32-i386.c (elf_i386_check_relocs): Call
241 _bfd_elf_create_ifunc_sections only for STT_GNU_IFUNC symbol.
242 * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
244 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
246 * elf-bfd.h (_bfd_elf_link_check_relocs): New.
247 * elflink.c (_bfd_elf_link_check_relocs): New function.
248 (elf_link_add_object_symbols): Call _bfd_elf_link_check_relocs
249 if check_relocs_after_open_input is FALSE.
251 2016-04-20 Trevor Saunders <tbsaunde+binutils@tbsaunde.org>
253 * cache.c: Update old style function definitions.
254 * elf32-m68k.c: Likewise.
255 * elf64-mmix.c: Likewise.
256 * stab-syms.c: Likewise.
258 2016-04-20 Trevor Saunders <tbsaunde+binutils@tbsaunde.org>
260 * elf32-arm.c (put_thumb2_insn): Change argument type to bfd_byte *.
262 2016-04-15 H.J. Lu <hongjiu.lu@intel.com>
264 * Makefile.in: Regenerated with automake 1.11.6.
265 * aclocal.m4: Likewise.
266 * doc/Makefile.in: Likewise.
268 2016-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
270 * reloc.c: Add BFD_RELOC_ARC_NPS_CMEM16 entry.
271 * bfd-in2.h: Regenerate.
272 * libbfd.h: Regenerate.
273 * elf32-arc.c: Add 'opcode/arc.h' include.
274 (struct arc_relocation_data): Add symbol_name.
275 (arc_special_overflow_checks): New function.
276 (arc_do_relocation): Use arc_special_overflow_checks, reindent as
277 required, add an extra comment.
278 (elf_arc_relocate_section): Setup symbol_name in reloc_data.
280 2016-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
282 * elf32-arc.c (tls_got_entries): Add 'TLS_GOT_' prefix to all
284 (elf_arc_relocate_section): Update enum uses.
285 (elf_arc_check_relocs): Likewise.
286 (elf_arc_finish_dynamic_symbol): Likewise.
288 2016-04-14 H.J. Lu <hongjiu.lu@intel.com>
290 * elf.c (_bfd_elf_copy_private_bfd_data): Replace "link" with
293 2016-04-14 Nick Clifton <nickc@redhat.com>
296 * elf-bbfd.h (struct elf_backend_data): New field:
298 New field: elf_backend_set_special_section_info_and_link
299 * elfxx-target.h (elf_backend_strtab_flags): Define if not already
301 (elf_backend_set_special_section_info_and_link): Define if not
303 (elfNN_bed): Use elf_backend_set_special_section_info_and_link and
304 elf_backend_strtab_flags macros to initialise fields in structure.
305 * elf.c (_bfd_elf_make_section_from_shdr): Check for SHF_STRINGS
306 being set even if SHF_MERGE is not set.
307 (elf_fake_sections): Likewise.
308 (section_match): New function. Matches two ELF sections based
309 upon fixed characteristics.
310 (find_link): New function. Locates a section in a BFD that
311 matches a section in a different BFD.
312 (_bfd_elf_copy_private_bfd_data): Copy the sh_info and sh_link
313 fields of reserved sections.
314 (bfd_elf_compute_section_file_positions): Set the flags for the
315 .shstrtab section based upon the elf_strtab_flags field in the
316 elf_backend_data structure.
317 (swap_out_syms): Likewise for the .strtab section.
318 * elflink.c (bfd_elf_final_link): Set the flags for the
319 .strtab section based upon the elf_strtab_flags field in the
320 elf_backend_data structure.
321 * elf32-i386.c (elf32_i386_set_special_info_link): New function.
322 (elf_backend_strtab_flags): Set to SHF_STRINGS for Solaris
324 (elf_backend_set_special_section_info_and_link): Define for
326 * elf32-sparc.c: Likewise.
327 * elf64-x86-64.c: Likewise.
329 2016-04-11 H.J. Lu <hongjiu.lu@intel.com>
332 * elf-bfd.h (_bfd_elf_allocate_ifunc_dyn_relocs): Add a pointer
334 * elf-ifunc.c (_bfd_elf_allocate_ifunc_dyn_relocs): Updated.
335 Set *readonly_dynrelocs_against_ifunc_p to TRUE if dynamic reloc
336 applies to read-only section.
337 * elf32-i386.c (elf_i386_link_hash_table): Add
338 readonly_dynrelocs_against_ifunc.
339 (elf_i386_allocate_dynrelocs): Updated.
340 (elf_i386_size_dynamic_sections): Issue an error for read-only
341 segment with dynamic IFUNC relocations only if
342 readonly_dynrelocs_against_ifunc is TRUE.
343 * elf64-x86-64.c (elf_x86_64_link_hash_table): Add
344 readonly_dynrelocs_against_ifunc.
345 (elf_x86_64_allocate_dynrelocs): Updated.
346 (elf_x86_64_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 * elfnn-aarch64.c (elfNN_aarch64_allocate_ifunc_dynrelocs):
352 2016-04-06 Thomas Preud'homme <thomas.preudhomme@arm.com>
354 * elf32-arm.c (elf32_arm_size_stubs): Move error_ret_free_local to be
355 a fall through from error_ret_free_internal. Free local_syms in
356 error_ret_free_local if allocated from bfd_elf_get_elf_syms ().
358 2016-04-05 Cupertino Miranda <cmiranda@synopsys.com>
360 * elf32-arc.c (plt_do_relocs_for_symbol): Changed.
361 (relocate_plt_for_entry): Likewise.
363 2016-04-05 Cupertino Miranda <cmiranda@synopsys.com>
365 * elf32-arc.c (elf_arc_check_relocs): Changed
367 2016-04-05 Cupertino Miranda <cmiranda@synopsys.com>
369 * elf32-arc.c (name_for_global_symbol): Changed assert.
370 (get_replace_function): Created.:
371 (struct arc_relocation_data): Changed to signed types.
372 (defines S, L, P, PDATA): Casted to signed type.
373 (defines SECTSTART, _SDA_BASE_, TLS_REL): Likewise.
374 (PRINT_DEBUG_RELOC_INFO_BEFORE): Changed.
375 (arc_do_relocation): Changed.
377 2016-04-05 Cupertino Miranda <cmiranda@synopsys.com>
379 * elf32-arc.c (name_for_global_symbol): Added assert to check for
381 (elf_arc_relocate_section): Added and changed asserts, validating
382 the synamic symbol index.
383 (elf_arc_finish_dynamic_symbol): Do not fill the dynamic
384 relocation if symbol has dynindx set to -1.
386 2016-04-05 Maciej W. Rozycki <macro@imgtec.com>
388 * elflink.c (elf_link_add_object_symbols): Always turn hidden
389 and internal symbols which have a dynamic index into local
392 2016-04-04 Nick Clifton <nickc@redhat.com>
395 * dwarf2.c (parse_comp_unit): Skip warning about unrecognised
396 version number if the version is zero.
398 2016-04-01 Alan Modra <amodra@gmail.com>
401 * elflink.c (on_needed_list): Recursively check needed status.
402 (elf_link_add_object_symbols): Adjust.
404 2016-03-30 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
406 * elf32-avr.c (avr_elf32_load_records_from_section): Free
407 internal_relocs only if they aren't cached.
409 2016-03-29 Nick Clifton <nickc@redhat.com>
412 * elf32-bfin.c (elf32_bfinfdpic_finish_dynamic_sections): Relax
413 assertion on the size of the got section to allow it to be bigger
414 than the number of relocs.
416 2016-03-29 Toni Spets <toni.spets@iki.fi>
419 * coffcode.h (coff_write_object_contents): Revert accidental
422 2016-03-22 Alan Modra <amodra@gmail.com>
425 * dwarf2.c (read_attribute_value): Skip info_ptr check for
426 DW_FORM_flag_present.
428 2016-03-22 Nick Clifton <nickc@redhat.com>
430 * cpu-v850_rh850.c (arch_info_struct): Restore v850-rh850 as an
431 architecture name for backwards compatibility.
433 * peXXigen.c (_bfd_XXi_write_codeview_record): Fix possible
436 * warning.m4 (GCC_WARN_CFLAGS): Only add -Wstack-usage if using a
437 sufficiently recent version of GCC.
438 * configure: Regenerate.
440 2016-03-22 Alan Modra <amodra@gmail.com>
443 * plugin.c (try_load_plugin): Avoid -Wstack-usage warning.
445 2016-03-21 Andrew Burgess <andrew.burgess@embecosm.com>
447 * archures.c (bfd_mach_arc_nps400): Define.
448 * bfd-in2.h: Regenerate.
449 * cpu-arc.c (arch_info_struct): New entry for nps400, renumber
450 some existing entries to make space.
451 * elf32-arc.c (arc_elf_object_p): Add nps400 case.
452 (arc_elf_final_write_processing): Likewise.
454 2016-03-21 Andrew Burgess <andrew.burgess@embecosm.com>
456 * elf32-arc.c (arc_elf_print_private_bfd_data): Remove use of
458 (arc_elf_final_write_processing): Don't bother setting cpu field
459 in e_flags, this will have been set elsewhere.
461 2016-03-21 Andrew Burgess <andrew.burgess@embecosm.com>
463 * elf32-arc.c (arc_elf_final_write_processing): Switch to using
466 2016-03-21 Nick Clifton <nickc@redhat.com>
468 * warning.m4 (GCC_WARN_CFLAGS): Add -Wstack-usage=262144
469 * configure: Regenerate.
470 * elf32-m68hc1x.c (elf32_m68hc11_relocate_section): Replace use of
471 alloca with call to xmalloc.
472 * elf32-nds32.c: Likewise.
473 * elf64-hppa.c: Likewise.
474 * elfxx-mips.c: Likewise.
476 * pei-x86_64.c: Likewise.
480 2016-03-15 H.J. Lu <hongjiu.lu@intel.com>
483 * elf32-i386.c (elf_i386_check_relocs): Bind defined symbol
485 (elf_i386_relocate_section): Likewise.
486 * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
487 (elf_x86_64_relocate_section): Likewise.
489 2016-03-15 H.J. Lu <hongjiu.lu@intel.com>
492 * elf64-x86-64.c (elf_x86_64_relocate_section): Check
493 no_reloc_overflow_check to diable R_X86_64_32/R_X86_64_32S
494 relocation overflow check.
496 2016-03-14 H.J. Lu <hongjiu.lu@intel.com>
498 * bfd-in2.h: Regenerated.
500 2016-03-11 Dan Gissel <dgisselq@ieee.org>
503 * elf.c (_bfd_elf_section_offset): Ensure that the returned offset
504 uses bytes not octets.
505 * elflink.c (resolve_section): Likewise.
507 (eval_section): Pass the input_bfd to resolve_section.
508 (bfd_elf_perform_complex_relocation): Convert byte offset to
509 octets before read and writing values.
510 (elf_link_input_bfd): Add byte to octet conversions.
511 (elf_reloc_link_order): Likewise.
512 (elf_fixup_link_order): Likewise.
513 (bfd_elf_final_link): Likewise.
514 * reloc.c (_bfd_final_link_relocate): Likewise.
515 * syms.c (_bfd_stab_section_find_nearest_line): Likewise.
517 2016-03-10 Nick Clifton <nickc@redhat.com>
519 * config.bfd: Mark the i370 target as obsolete.
521 2016-03-09 Pedro Alves <palves@redhat.com>
523 * cpu-v850.c (N): Append ":old-gcc-abi" instead of " (using old
524 gcc ABI)" to printable name.
525 * cpu-v850_rh850.c (bfd_v850_rh850_arch): Use "v850:rh850" instead
526 of "v850-rh850" as printable name.
528 2016-03-09 Leon Winter <winter-gcc@bfw-online.de>
531 * cofflink.c (_bfd_coff_generic_relocate_section): Do not apply
532 relocations against absolute symbols.
534 2016-03-09 Alan Modra <amodra@gmail.com>
537 * coff-alpha.c (alpha_ecoff_openr_next_archived_file): Allow zero
538 length elements in the archive.
540 2016-03-08 H.J. Lu <hongjiu.lu@intel.com>
543 * elflink.c (elf_link_add_object_symbols): Create dynamic sections
544 for -E/--dynamic-list only when not relocatable.
546 2016-03-08 H.J. Lu <hongjiu.lu@intel.com>
549 * elf32-i386.c (elf_i386_check_relocs): Increment PLT reference
550 count for locally defined local IFUNC symbols in shared object.
551 * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
553 2016-03-08 H.J. Lu <hongjiu.lu@intel.com>
556 * elflink.c (_bfd_elf_merge_symbol): Group common symbol checking
559 2016-03-08 Cupertino Miranda <Cupertino.Miranda@synopsys.com>
560 Andrew Burgess <andrew.burgess@embecosm.com>
562 * elf32-arc.c (arc_bfd_get_32): Becomes an alias for bfd_get_32.
563 (arc_bfd_put_32): Becomes an alias for bfd_put_32.
564 (arc_elf_howto_init): Added assert to validate relocations.
565 (get_middle_endian_relocation): Delete.
566 (middle_endian_convert): New function.
567 (ME): Redefine, now does nothing.
569 (arc_do_relocation): Extend the attached 'ARC_RELOC_HOWTO'
570 definition to call middle_endian_convert. Add a new local
571 variable and make use of this throughout. Added call to
572 arc_bfd_get_8 and arc_bfd_put_8 for 8 bit relocations.
574 2016-03-07 Nick Clifton <nickc@redhat.com>
577 * archive.c (bfd_generic_openr_next_archived_file): Allow zero
578 length elements in the archive.
580 2016-03-07 Jiong Wang <jiong.wang@arm.com>
582 * elfnn-aarch64.c (elfNN_aarch64_check_relocs): Always create .got
583 section if the symbol "_GLOBAL_OFFSET_TABLE_" is referenced.
585 2016-03-04 H.J. Lu <hongjiu.lu@intel.com>
588 * elflink.c (_bfd_elf_merge_symbol): Treat common symbol in
589 executable as definition if the new definition comes from a
592 2016-03-02 Alan Modra <amodra@gmail.com>
594 * Makefile.in: Regenerate.
595 * po/SRC-POTFILES.in: Regenerate.
597 2016-02-29 Cupertino Miranda <cmiranda@synopsys.com>
599 * elf32-arc.c (elf_arc_relocate_section): Added rules to fix the
600 relocation addend when sections get merged.
602 2016-02-29 Cupertino Miranda <Cupertino.Miranda@synopsys.com>
604 * elf32-arc.c (arc_elf_final_write_processing): Add condition to
606 (elf_arc_relocate_section): Fixes and conditions to support PIE.
607 Assert for code sections dynamic relocs.
609 2016-02-26 Renlin Li <renlin.li@arm.com>
611 * elfnn-aarch64.c (elfNN_aarch64_howto_table): Fix signed overflow
612 check for MOVW_SABS_G0, MOVW_SABS_G1, MOVW_SABS_G2.
614 2016-02-26 H.J. Lu <hongjiu.lu@intel.com>
617 * elf32-i386.c (elf_i386_convert_load): Convert to R_386_32 for
618 load with locally bound symbols if PIC is false or there is no
619 base register. Optimize branch to 0 if PIC is false.
620 (elf_i386_relocate_section): Don't generate dynamic relocations
621 against undefined weak symbols if PIC is false.
622 * elf64-x86-64.c (elf_x86_64_convert_load): Disable optimization
623 if we can't estimate relocation overflow with --no-relax.
624 Convert to R_X86_64_32S/R_X86_64_32 for load with locally bound
625 symbols if PIC is false. Optimize branch to 0 if PIC is false.
626 (elf_x86_64_relocate_section): Don't generate dynamic relocations
627 against undefined weak symbols if PIC is false.
629 2016-02-26 H.J. Lu <hongjiu.lu@intel.com>
632 * bfd.c (bfd): Change flags to 20 bits.
633 (BFD_CONVERT_ELF_COMMON): New.
634 (BFD_USE_ELF_STT_COMMON): Likewise.
635 (BFD_FLAGS_SAVED): Add BFD_CONVERT_ELF_COMMON and
636 BFD_USE_ELF_STT_COMMON.
637 (BFD_FLAGS_FOR_BFD_USE_MASK): Likewise.
638 * configure.ac: Remove --enable-elf-stt-common.
639 * elf.c (swap_out_syms): Choose STT_COMMON or STT_OBJECT for
640 common symbol depending on BFD_CONVERT_ELF_COMMON and
641 BFD_USE_ELF_STT_COMMON.
642 * elfcode.h (elf_slurp_symbol_table): Set BSF_ELF_COMMON for
644 * elflink.c (bfd_elf_link_mark_dynamic_symbol): Also check
646 (elf_link_convert_common_type): New function.
647 (elf_link_output_extsym): Choose STT_COMMON or STT_OBJECT for
648 common symbol depending on BFD_CONVERT_ELF_COMMON and
649 BFD_USE_ELF_STT_COMMON. Set sym.st_info after sym.st_shndx.
650 * elfxx-target.h (TARGET_BIG_SYM): Add BFD_CONVERT_ELF_COMMON
651 and BFD_USE_ELF_STT_COMMON to object_flags.
652 (TARGET_LITTLE_SYM): Likewise.
653 * syms.c (BSF_KEEP_G): Renamed to ...
654 (BSF_ELF_COMMON): This.
655 * bfd-in2.h: Regenerated.
656 * config.in: Likewise.
657 * configure: Likewise.
659 2016-02-26 H.J. Lu <hongjiu.lu@intel.com>
664 * elf32-i386.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): New.
665 (elf_i386_link_hash_entry): Add has_got_reloc and
667 (elf_i386_link_hash_table): Add interp.
668 (elf_i386_link_hash_newfunc): Initialize has_got_reloc and
670 (elf_i386_copy_indirect_symbol): Copy has_got_reloc and
672 (elf_i386_check_relocs): Set has_got_reloc and has_non_got_reloc.
673 (elf_i386_fixup_symbol): New function.
674 (elf_i386_pie_finish_undefweak_symbol): Likewise.
675 (elf_i386_allocate_dynrelocs): Don't allocate space for dynamic
676 relocations and discard relocations against resolved undefined
677 weak symbols in executable. Don't make resolved undefined weak
678 symbols in executable dynamic. Keep dynamic non-GOT/non-PLT
679 relocation against undefined weak symbols in PIE.
680 (elf_i386_size_dynamic_sections): Set interp to .interp section.
681 (elf_i386_relocate_section): Don't generate dynamic relocations
682 against resolved undefined weak symbols in PIE, except for
684 (elf_i386_finish_dynamic_symbol): Keep PLT/GOT entries without
685 dynamic PLT/GOT relocations for resolved undefined weak symbols.
686 Don't generate dynamic relocation against resolved undefined weak
687 symbol in executable.
688 (elf_i386_finish_dynamic_sections): Call
689 elf_i386_pie_finish_undefweak_symbol on all symbols in PIE.
690 (elf_backend_fixup_symbol): New.
691 * elf64-x86-64.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): New.
692 (elf_x86_64_link_hash_entry): Add has_got_reloc and
694 (elf_x86_64_link_hash_table): Add interp.
695 (elf_x86_64_link_hash_newfunc): Initialize has_got_reloc and
697 (elf_x86_64_copy_indirect_symbol): Copy has_got_reloc and
699 (elf_x86_64_check_relocs): Set has_got_reloc and
701 (elf_x86_64_fixup_symbol): New function.
702 (elf_x86_64_pie_finish_undefweak_symbol): Likewise.
703 (elf_x86_64_allocate_dynrelocs): Don't allocate space for dynamic
704 relocations and discard relocations against resolved undefined
705 weak symbols in executable. Don't make resolved undefined weak
706 symbols in executable dynamic.
707 (elf_x86_64_size_dynamic_sections): Set interp to .interp section.
708 (elf_x86_64_relocate_section): Check relocation overflow for
709 dynamic relocations against unresolved weak undefined symbols.
710 Don't generate dynamic relocations against resolved weak
711 undefined symbols in PIE.
712 (elf_x86_64_finish_dynamic_symbol): Keep PLT/GOT entries without
713 dynamic PLT/GOT relocations for resolved undefined weak symbols.
714 Don't generate dynamic relocation against resolved undefined weak
715 symbol in executable.
716 (elf_x86_64_finish_dynamic_sections): Call
717 elf_x86_64_pie_finish_undefweak_symbol on all symbols in PIE.
718 (elf_backend_fixup_symbol): New.
720 2016-02-26 Alan Modra <amodra@gmail.com>
722 * elf64-ppc.c (create_linkage_sections): Create sfpr when
723 save_restore_funcs, rest of sections when not relocatable.
724 (ppc64_elf_init_stub_bfd): Always call create_linkage_sections.
725 (sfpr_define): Define all symbols on emitted code.
726 (ppc64_elf_func_desc_adjust): Adjust for sfpr now being created
727 when relocatable. Move sfpr_define loop earlier.
729 2016-02-24 H.J. Lu <hongjiu.lu@intel.com>
731 * elf64-x86-64.c (elf_x86_64_need_pic): New function.
732 (elf_x86_64_relocate_section): Use it. Replace
733 x86_64_elf_howto_table[r_type] with howto.
735 2016-02-24 H.J. Lu <hongjiu.lu@intel.com>
738 * elflink.c (bfd_elf_record_link_assignment): Set versioned if
739 symbol version is unknown.
741 2016-02-24 H.J. Lu <hongjiu.lu@intel.com>
743 * elf32-i386.c (elf_i386_allocate_dynrelocs): Set plt_got.offset
744 to (bfd_vma) -1 when setting needs_plt to 0.
745 * elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): Likewise.
747 2016-02-23 H.J. Lu <hongjiu.lu@intel.com>
749 * elflink.c (bfd_elf_record_link_assignment): Check for shared
750 library, instead of PIC, and don't check PDE when making linker
751 assigned symbol dynamic.
753 2016-02-23 Faraz Shahbazker <faraz.shahbazker@imgtec.com>
755 * bfd/elfxx-mips.c (_bfd_mips_post_process_headers): Increment
756 ABIVERSION for non-executable stack.
758 2016-02-23 Rich Felker <bugdal@aerifal.cx>
761 * elf32-microblaze.c (microblaze_elf_finish_dynamic_symbol):
762 Always produce a RELATIVE reloc for a local symbol.
764 2016-02-23 Hans-Peter Nilsson <hp@axis.com>
766 Fix test-case ld-elf/pr19617b
767 * elf32-cris.c (elf_cris_discard_excess_program_dynamics): Don't
768 discard unused non-function symbols when --dynamic-list-data.
770 2016-02-22 H.J. Lu <hongjiu.lu@intel.com>
772 * elflink.c (_bfd_elf_link_renumber_dynsyms): Always create the
773 dynsym section, even if it is empty, with dynamic sections.
775 2016-02-22 H.J. Lu <hongjiu.lu@intel.com>
777 * syms.c: Remove BSF_COMMON from comments.
778 * bfd-in2.h: Regenerated.
780 2016-02-22 Jiong Wang <jiong.wang@arm.com>
782 * elfnn-aarch64. (aarch64_type_of_stub): Remove redundation calcuation
783 for destination. Remove useless function parameters.
784 (elfNN_aarch64_size_stubs): Update parameters for aarch64_type_of_stub.
786 2016-02-19 Nick Clifton <nickc@redhat.com>
789 * aoutx.h (aout_link_add_symbols): Check for out of range string
793 * reloc.c (bfd_generic_get_relocated_section_contents): Stop
794 processing if we encounter a reloc without an associated symbol.
796 2016-02-18 H.J. Lu <hongjiu.lu@intel.com>
799 * elflink.c (elf_link_add_object_symbols): Always create dynamic
800 sections for -E/--dynamic-list.
802 2016-02-17 H.J. Lu <hongjiu.lu@intel.com>
804 * elf64-x86-64.c (elf_backend_omit_section_dynsym): New. Defined
807 2016-02-16 Joseph Myers <joseph@codesourcery.com>
809 * plugin.c (plugin_vec): Set match priority to 255.
810 * format.c (bfd_check_format_matches) [BFD_SUPPORTS_PLUGINS]: When
811 matching against the plugin vector, take priority from there not
814 2016-02-15 Nick Clifton <nickc@redhat.com>
816 * elf-bfd.h (struct bfd_elf_special_section): Use unsigned values
817 for length and type fields. Use a signed value for the
820 2016-02-10 H.J. Lu <hongjiu.lu@intel.com>
823 * elf32-i386.c (elf_i386_relocate_section): Mask off the least
824 significant bit in GOT offset for R_386_GOT32X.
826 2016-02-10 Nick Clifton <nickc@redhat.com>
829 * elf32-nios2.c (nios2_elf32_install_imm16): Allow for signed
831 * elf-eh-frame.c (_bfd_elf_discard_section_eh_frame): Limit the
832 number of messages about FDE encoding preventing .eh_frame_hdr
835 2016-02-09 Nick Clifton <nickc@redhat.com>
837 * oasys.c (oasys_archive_p): Fix indentation.
838 * elf32-nds32.c (nds32_elf_relax_section): Use an unsigned
839 constant for left shifting.
841 * elfnn-aarch64.c (elfNN_aarch64_relocate_section): Add a more
842 helpful warning message to explain why certain AArch64 relocs
845 2016-02-05 Simon Marchi <simon.marchi@ericsson.com>
847 * pe-mips.c (coff_mips_reloc): Fix formatting.
849 2016-02-05 Cupertino Miranda <Cupertino.Miranda@synopsys.com>
851 * cpu-arc.c: Change default archure from bfd_mach_arc_arcv2
852 to bfd_mach_arc_arc600.
854 2016-02-04 Alan Modra <amodra@gmail.com>
856 * elf64-ppc.c (ppc64_elf_relocate_section): Adjust last patch
859 2016-02-02 H.J. Lu <hongjiu.lu@intel.com>
862 * elf64-x86-64.c (elf_x86_64_convert_load): Store the estimated
863 distances in the compressed_size field of the output section.
865 2016-02-02 Alan Modra <amodra@gmail.com>
867 * elf64-ppc.c (ppc64_elf_relocate_section): Further restrict
868 ELFv2 entry optimization.
870 2016-02-02 H.J. Lu <hongjiu.lu@intel.com>
873 * elf.c (assign_section_numbers): Clear HAS_RELOC if there are
874 no relocations in relocatable files.
876 2016-02-01 H.J. Lu <hongjiu.lu@intel.com>
879 * elflink.c (elf_link_add_object_symbols): Don't add DT_NEEDED
880 if a symbol from a library loaded via DT_NEEDED doesn't match
881 the symbol referenced by regular object.
883 2016-02-01 Nathaniel Smith <njs@pobox.com>
885 * peicode.h (pe_ILF_build_a_bfd): Create an import symbol for both
888 2016-02-01 Alan Modra <amodra@gmail.com>
890 * elf64-x86-64.c (elf_x86_64_get_plt_sym_val): Don't abort on
891 an out of range reloc_index.
892 * elf32-i386.c (elf_i386_get_plt_sym_val): Likewise.
894 2016-02-01 Kamil Rytarowski <n54@gmx.com>
896 * Makefile.am (OPTIONAL_BACKENDS): Add netbsd-core.lo.
897 (OPTIONAL_BACKENDS_CFILES): Add netbsd-core.c.
898 * Makefile.in: Regenerated.
900 2016-02-01 Jan Kratochvil <jan.kratochvil@redhat.com>
902 * elf64-s390.c (elf_s390_reloc_name_lookup): Fix indentation.
904 2016-01-31 John David Anglin <danglin@gcc.gnu.org>
907 * elf32-hppa.c (elf32_hppa_final_link): Don't sort non-regular output
909 * elf64-hppa.c (elf32_hppa_final_link): Likewise. Remove retval.
911 2016-01-30 H.J. Lu <hongjiu.lu@intel.com>
914 * elf32-i386.c (elf_i386_reloc_type_class): Check relocation
915 against STT_GNU_IFUNC symbol only with dynamic symbols.
916 * elf64-x86-64.c (elf_x86_64_reloc_type_class): Likewise.
918 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
921 * dwarf2.c (_bfd_dwarf2_slurp_debug_info): Set BFD_DECOMPRESS to
922 decompress debug sections.
924 2016-01-25 Maciej W. Rozycki <macro@imgtec.com>
926 * elf32-arc.c (elf_arc_finish_dynamic_symbol): Rename `index' to
929 2016-01-25 Nick Clifton <nickc@redhat.com>
932 * mach-o.c (bfd_mach_o_close_and_cleanup): Suppress code to free
933 dsym filename buffer.
935 2016-01-24 Maciej W. Rozycki <macro@imgtec.com>
937 * elfxx-mips.c (BZ16_REG_FIELD): Simplify calculation.
939 2016-01-24 Maciej W. Rozycki <macro@imgtec.com>
941 * elfxx-mips.c (BZ16_REG): Correct calculation.
943 2016-01-21 Nick Clifton <nickc@redhat.com>
945 * elf32-arc.c (ADD_RELA): Fix compile time warning errors by
946 changing the type of _loc to be bfd_byte *.
947 (elf_arc_finish_dynamic_symbol): Likewise.
949 2016-01-21 Nick Clifton <nickc@redhat.com>
952 * elf32-arm.c (elf32_arm_create_dynamic_sections): Set the ELF
953 class of the linker stub bfd.
954 (elf32_arm_check_relocs): Skip check for pic format after
955 processing a vxWorks R_ARM_ABS12 reloc.
956 * elflink.c (bfd_elf_final_link): Check for ELFCLASSNONE when
957 reporting a class mismatch.
959 2016-01-21 Jiong Wang <jiong.wang@arm.com>
961 * elfnn-aarch64.c (aarch64_type_of_stub): Allow insert long branch
962 veneer for sym_sec != input_sec.
963 (elfNN_aarch64_size_stub): Support STT_SECTION symbol.
964 (elfNN_aarch64_final_link_relocate): Take rela addend into account when
965 calculation destination.
967 2016-01-21 Alan Modra <amodra@gmail.com>
969 * elf-linux-core.h (swap_linux_prpsinfo32_out): New function.
970 (swap_linux_prpsinfo64_out): New function.
971 (LINUX_PRPSINFO32_SWAP_FIELDS): Delete.
972 (LINUX_PRPSINFO64_SWAP_FIELDS): Delete.
973 * elf.c (elfcore_write_linux_prpsinfo32): Adjust. Don't memset.
974 (elfcore_write_linux_prpsinfo64): Likewise.
975 * elf32-ppc.c (swap_ppc_linux_prpsinfo32_out): New function.
976 (PPC_LINUX_PRPSINFO32_SWAP_FIELDS): Delete.
977 (elfcore_write_ppc_linux_prpsinfo32): Adjust. Don't memset.
979 2016-01-21 Alan Modra <amodra@gmail.com>
981 * elf-linux-core.h: Rename from elf-linux-psinfo.h.
982 * elf.c: Adjust #include.
983 * elf32-ppc.c: Don't #include elf-linux-psinfo.h
984 * Makefile.am (SOURCE_HFILES): Update.
985 * Makefile.in: Regenerate.
986 * po/SRC-PORFILES.in: Regenerate.
988 2016-01-21 Alan Modra <amodra@gmail.com>
990 * configure.ac: Move corefile selection later in file. Move
991 tdefaults code immediately after other target vector code.
992 * configure: Regenerate.
994 2016-01-20 Mickael Guene <mickael.guene@st.com>
996 * elf32-arm.c (elf32_arm_special_sections): Remove catch of noread
997 section using '.text.noread' pattern.
999 2016-01-19 John Baldwin <jhb@FreeBSD.org>
1001 * elf.c (elfcore_grok_note): Recognize NT_FREEBSD_THRMISC notes.
1003 2016-01-18 Miranda Cupertino <Cupertino.Miranda@synopsys.com>
1004 Zissulescu Claudiu <Claudiu.Zissulescu@synopsys.com>
1006 * arc-plt.def: New file.
1007 * arc-plt.h: Likewise.
1008 * elf32-arc.c (elf_arc_abs_plt0_entry, elf_arc_abs_pltn_entry,
1009 elf_arcV2_abs_plt0_entry, elf_arcV2_abs_pltn_entry,
1010 elf_arc_pic_plt0_entry, elf_arc_pic_pltn_entry,
1011 elf_arcV2_pic_plt0_entry, elf_arcV2_pic_pltn_entry): Remove.
1012 (name_for_global_symbol): Added.
1013 (ADD_RELA): Helper to create dynamic relocs.
1014 (new_got_entry_to_list): Create a new got entry in linked list.
1015 (symbol_has_entry_of_type): Search for specific type of entry in
1017 (is_reloc_for_GOT): return FALSE for any TLS related relocs.
1018 (is_reloc_for_TLS, arc_elf_set_private_flags)
1019 (arc_elf_print_private_bfd_data, arc_elf_copy_private_bfd_data)
1020 (arc_elf_merge_private_bfd_data): New functions.
1021 (debug_arc_reloc): Cleaned debug info printing.
1022 (PDATA reloc): Changed not to perform address alignment.
1023 (reverse_me): Added. Fix for ARC_32 relocs.
1024 (arc_do_relocation): Return bfd_reloc_of when no relocation should
1026 (arc_get_local_got_ents): Renamed from arc_get_local_got_offsets.
1027 Changed function to access an array of list of GOT entries instead
1028 of just an array of offsets.
1029 (elf_arc_relocate_section): Added support for PIC and TLS related relocations.
1030 (elf_arc_check_relocs): Likewise.
1031 (elf_arc_adjust_dynamic_symbol, elf_arc_finish_dynamic_symbol,
1032 (elf_arc_finish_dynamic_sections): Likewise
1033 (arc_create_dynamic_sections): Modified conditions to create
1035 (ADD_SYMBOL_REF_SEC_AND_RELOC): New macro.
1036 (plt_do_relocs_for_symbol, relocate_plt_for_symbol)
1037 (relocate_plt_for_entry): Changed to support new way to define PLT
1039 (add_symbol_to_plt): Likewise.
1040 (arc_elf_link_hash_table_create): New function.
1042 2016-01-18 Nick Clifton <nickc@redhat.com>
1045 * coff-rs6000.c (_bfd_xcoff_swap_sym_in): Sign extend external
1046 section number into internal section number.
1047 * coff64-rs6000.c (_bfd_xcoff64_swap_sym_in): Likewise.
1048 * coffswap.h (coff_swap_sym_in): Likewise.
1049 * peXXigen.c (_bfd_XXi_swap_sym_in): Likewise.
1050 * coffcode.h (_coff_bigobj_swap_sym_in): Make sure that internal
1051 section number field is big enough to hold the external value.
1053 2016-01-17 Alan Modra <amodra@gmail.com>
1055 * configure: Regenerate.
1057 2016-01-12 Yury Usishchev <y.usishchev@samsung.com>
1059 * elf32-arm.c (elf32_arm_fix_exidx_coverage): Insert cantunwind
1060 when address in first unwind entry does not match start of
1063 2016-01-08 Richard Sandiford <richard.sandiford@arm.com>
1064 Jiong Wang <jiong.wang@arm.com>
1067 * elf32-arm.c (elf32_arm_reloc_type_class): Map R_ARM_IRELATIVE to
1070 2016-01-06 Andrew Burgess <andrew.burgess@embecosm.com>
1072 * elf32-arc.c (reloc_type_to_name): Change ARC_RELOC_HOWTO to
1073 place 'R_' before the reloc name returned.
1074 (elf_arc_howto_table): Change ARC_RELOC_HOWTO to place 'R_' before
1075 the relocation string.
1077 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1079 * elfxx-mips.c (mips_elf_merge_obj_abiflags): New function,
1080 factored out from...
1081 (_bfd_mips_elf_merge_private_bfd_data): ... here.
1083 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1085 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Move
1086 attribute check after ELF file header flag check.
1088 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1090 * elfxx-mips.c (mips_elf_merge_obj_attributes): Propagate the
1091 return status from `_bfd_elf_merge_object_attributes'.
1093 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1095 * elfxx-mips.c (mips_elf_merge_obj_e_flags): New function,
1096 factored out from...
1097 (_bfd_mips_elf_merge_private_bfd_data): ... here.
1099 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1101 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Fold the
1102 handling of input MIPS ABI flags together.
1104 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1106 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Suppress
1107 attribute checks for null input.
1109 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1111 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Use local
1112 pointers to target data.
1114 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1116 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Correct
1119 2016-01-01 Alan Modra <amodra@gmail.com>
1121 Update year range in copyright notice of all files.
1123 For older changes see ChangeLog-2015 and doc/ChangeLog-0415
1125 Copyright (C) 2016 Free Software Foundation, Inc.
1127 Copying and distribution of this file, with or without modification,
1128 are permitted in any medium without royalty provided the copyright
1129 notice and this notice are preserved.
1135 version-control: never