1 2016-04-29 H.J. Lu <hongjiu.lu@intel.com>
3 * elf32-i386.c (elf_i386_size_dynamic_sections): Move interp
5 (elf_i386_create_dynamic_sections): Here.
6 * elf64-x86-64.c (elf_x86_64_size_dynamic_sections): Move
8 (elf_x86_64_create_dynamic_sections): Here.
10 2016-04-29 H.J. Lu <hongjiu.lu@intel.com>
12 * elf32-i386.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): Take GOT_RELOC
13 and replace (EH)->has_got_reloc with GOT_RELOC.
14 (elf_i386_fixup_symbol): Pass has_got_reloc to
15 UNDEFINED_WEAK_RESOLVED_TO_ZERO.
16 (elf_i386_allocate_dynrelocs): Likewise.
17 (elf_i386_relocate_section): Likewise.
18 (elf_i386_finish_dynamic_symbol): Likewise.
19 (elf_i386_convert_load): Pass TRUE to
20 UNDEFINED_WEAK_RESOLVED_TO_ZERO.
21 * elf64-x86-64.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): Take
22 GOT_RELOC and replace (EH)->has_got_reloc with GOT_RELOC.
23 (elf_x86_64_fixup_symbol): Pass has_got_reloc to
24 UNDEFINED_WEAK_RESOLVED_TO_ZERO.
25 (elf_x86_64_allocate_dynrelocs): Likewise.
26 (elf_x86_64_relocate_section): Likewise.
27 (elf_x86_64_finish_dynamic_symbol): Likewise.
28 (elf_x86_64_convert_load): Pass TRUE to
29 UNDEFINED_WEAK_RESOLVED_TO_ZERO.
31 2016-04-29 H.J. Lu <hongjiu.lu@intel.com>
33 * elf32-i386.c (check_relocs_failed): New.
34 (elf_i386_check_relocs): Set check_relocs_failed on error.
35 (elf_i386_relocate_section): Skip if check_relocs failed.
37 2016-04-29 H.J. Lu <hongjiu.lu@intel.com>
39 * elf64-x86-64.c (elf_x86_64_check_relocs): Set
40 check_relocs_failed on error.
42 2016-04-29 Nick Clifton <nickc@redhat.com>
45 * elf-bfd.h (struct elf_backend_data): Rename
46 elf_backend_set_special_section_info_and_link to
47 elf_backend_copy_special_section_fields.
48 * elfxx-target.h: Likewise.
49 * elf.c (section_match): Ignore the SHF_INFO_LINK flag when
50 comparing section flags.
51 (copy_special_section_fields): New function.
52 (_bfd_elf_copy_private_bfd_data): Copy the EI_ABIVERSION field.
53 Perform two scans over special sections. The first one looks for
54 a direct mapping between the output section and an input section.
55 The second scan looks for a possible match based upon section
57 * elf32-arm.c (elf32_arm_copy_special_section_fields): New
58 function. Handle setting the sh_link field of SHT_ARM_EXIDX
60 * elf32-i386.c (elf32_i386_set_special_info_link): Rename to
61 elf32_i386_copy_solaris_special_section_fields.
62 * elf32-sparc.c (elf32_sparc_set_special_section_info_link):
63 Rename to elf32_sparc_copy_solaris_special_section_fields.
64 * elf64-x86-64.c (elf64_x86_64_set_special_info_link): Rename to
65 elf64_x86_64_copy_solaris_special_section_fields.
67 2016-04-28 Nick Clifton <nickc@redhat.com>
69 * po/zh_CN.po: Updated Chinese (simplified) translation.
71 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
74 * elf64-x86-64.c (elf_x86_64_convert_load): Skip debug sections
75 when estimating distances between output sections.
77 2016-04-27 Alan Modra <amodra@gmail.com>
79 * elflink.c (_bfd_elf_is_start_stop): New function.
80 (_bfd_elf_gc_mark_rsec): Use it.
81 * elf-bfd.h (_bfd_elf_is_start_stop): Declare.
83 2016-04-26 Trevor Saunders <tbsaunde+binutils@tbsaunde.org>
85 * elf32-rx.c (rx_set_section_contents): Avoid arithmetic on void *.
86 * mmo.c (mmo_get_section_contents): Likewise.
87 (mmo_set_section_contents): Likewise.
89 2016-04-26 H.J. Lu <hongjiu.lu@intel.com>
91 * elf-bfd.h (elf_link_hash_table): Update comments for
93 * elflink.c (_bfd_elf_link_renumber_dynsyms): Always count for
94 the unused NULL entry at the head of dynamic symbol table.
95 (bfd_elf_size_dynsym_hash_dynstr): Remove dynsymcount != 0
98 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
100 * elflink.c (_bfd_elf_link_create_dynstrtab): Exclude linker
101 created file from dynobj.
103 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
105 * elflink.c (_bfd_elf_link_create_dynstrtab): Set dynobj to a
106 normal input file if possible.
108 2016-04-21 Nick Clifton <nickc@redhat.com>
110 * aout-adobe.c: Use _bfd_generic_link_check_relocs.
111 * aout-target.h: Likewise.
112 * aout-tic30.c: Likewise.
113 * binary.c: Likewise.
115 * coff-alpha.c: Likewise.
116 * coff-rs6000.c: Likewise.
117 * coff64-rs6000.c: Likewise.
118 * coffcode.h: Likewise.
119 * i386msdos.c: Likewise.
120 * i386os9k.c: Likewise.
123 * libbfd-in.h: Likewise.
124 * libecoff.h: Likewise.
125 * mach-o-target.c: Likewise.
127 * nlm-target.h: Likewise.
130 * plugin.c: Likewise.
131 * ppcboot.c: Likewise.
134 * tekhex.c: Likewise.
135 * versados.c: Likewise.
136 * vms-alpha.c: Likewise.
138 * elfxx-target.h: Use _bfd_elf_link_check_relocs.
139 * linker.c (bfd_link_check_relocs): New function.
140 (_bfd_generic_link_check_relocs): New function.
141 * targets.c (BFD_JUMP_TABLE_LINK): Add initialization of
142 _bfd_link_check_relocs field.
143 (struct bfd_target)L Add _bfd_link_check_relocs field.
144 * bfd-in2.h: Regenerate.
145 * libbfd.h: Regenerate.
147 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
149 * elf32-i386.c (elf_i386_gc_sweep_hook): Removed.
150 (elf_backend_gc_sweep_hook): Likewise.
151 * elf64-x86-64.c (elf_x86_64_gc_sweep_hook): Likewise.
152 (elf_backend_gc_sweep_hook): Likewise.
154 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
156 * elflink.c (_bfd_elf_link_check_relocs): Don't check relocations
159 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
162 * elf64-x86-64.c (check_relocs_failed): New.
163 (elf_x86_64_need_pic): Moved before elf_x86_64_check_relocs.
164 Support relocation agaist local symbol. Set check_relocs_failed.
165 (elf_x86_64_check_relocs): Use elf_x86_64_need_pic. Check
166 R_X86_64_32 relocation overflow.
167 (elf_x86_64_relocate_section): Skip if check_relocs failed.
168 Update one elf_x86_64_need_pic and remove one elf_x86_64_need_pic.
170 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
172 * elf32-i386.c (elf_i386_check_relocs): Call
173 _bfd_elf_create_ifunc_sections only for STT_GNU_IFUNC symbol.
174 * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
176 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
178 * elf-bfd.h (_bfd_elf_link_check_relocs): New.
179 * elflink.c (_bfd_elf_link_check_relocs): New function.
180 (elf_link_add_object_symbols): Call _bfd_elf_link_check_relocs
181 if check_relocs_after_open_input is FALSE.
183 2016-04-20 Trevor Saunders <tbsaunde+binutils@tbsaunde.org>
185 * cache.c: Update old style function definitions.
186 * elf32-m68k.c: Likewise.
187 * elf64-mmix.c: Likewise.
188 * stab-syms.c: Likewise.
190 2016-04-20 Trevor Saunders <tbsaunde+binutils@tbsaunde.org>
192 * elf32-arm.c (put_thumb2_insn): Change argument type to bfd_byte *.
194 2016-04-15 H.J. Lu <hongjiu.lu@intel.com>
196 * Makefile.in: Regenerated with automake 1.11.6.
197 * aclocal.m4: Likewise.
198 * doc/Makefile.in: Likewise.
200 2016-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
202 * reloc.c: Add BFD_RELOC_ARC_NPS_CMEM16 entry.
203 * bfd-in2.h: Regenerate.
204 * libbfd.h: Regenerate.
205 * elf32-arc.c: Add 'opcode/arc.h' include.
206 (struct arc_relocation_data): Add symbol_name.
207 (arc_special_overflow_checks): New function.
208 (arc_do_relocation): Use arc_special_overflow_checks, reindent as
209 required, add an extra comment.
210 (elf_arc_relocate_section): Setup symbol_name in reloc_data.
212 2016-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
214 * elf32-arc.c (tls_got_entries): Add 'TLS_GOT_' prefix to all
216 (elf_arc_relocate_section): Update enum uses.
217 (elf_arc_check_relocs): Likewise.
218 (elf_arc_finish_dynamic_symbol): Likewise.
220 2016-04-14 H.J. Lu <hongjiu.lu@intel.com>
222 * elf.c (_bfd_elf_copy_private_bfd_data): Replace "link" with
225 2016-04-14 Nick Clifton <nickc@redhat.com>
228 * elf-bbfd.h (struct elf_backend_data): New field:
230 New field: elf_backend_set_special_section_info_and_link
231 * elfxx-target.h (elf_backend_strtab_flags): Define if not already
233 (elf_backend_set_special_section_info_and_link): Define if not
235 (elfNN_bed): Use elf_backend_set_special_section_info_and_link and
236 elf_backend_strtab_flags macros to initialise fields in structure.
237 * elf.c (_bfd_elf_make_section_from_shdr): Check for SHF_STRINGS
238 being set even if SHF_MERGE is not set.
239 (elf_fake_sections): Likewise.
240 (section_match): New function. Matches two ELF sections based
241 upon fixed characteristics.
242 (find_link): New function. Locates a section in a BFD that
243 matches a section in a different BFD.
244 (_bfd_elf_copy_private_bfd_data): Copy the sh_info and sh_link
245 fields of reserved sections.
246 (bfd_elf_compute_section_file_positions): Set the flags for the
247 .shstrtab section based upon the elf_strtab_flags field in the
248 elf_backend_data structure.
249 (swap_out_syms): Likewise for the .strtab section.
250 * elflink.c (bfd_elf_final_link): Set the flags for the
251 .strtab section based upon the elf_strtab_flags field in the
252 elf_backend_data structure.
253 * elf32-i386.c (elf32_i386_set_special_info_link): New function.
254 (elf_backend_strtab_flags): Set to SHF_STRINGS for Solaris
256 (elf_backend_set_special_section_info_and_link): Define for
258 * elf32-sparc.c: Likewise.
259 * elf64-x86-64.c: Likewise.
261 2016-04-11 H.J. Lu <hongjiu.lu@intel.com>
264 * elf-bfd.h (_bfd_elf_allocate_ifunc_dyn_relocs): Add a pointer
266 * elf-ifunc.c (_bfd_elf_allocate_ifunc_dyn_relocs): Updated.
267 Set *readonly_dynrelocs_against_ifunc_p to TRUE if dynamic reloc
268 applies to read-only section.
269 * elf32-i386.c (elf_i386_link_hash_table): Add
270 readonly_dynrelocs_against_ifunc.
271 (elf_i386_allocate_dynrelocs): Updated.
272 (elf_i386_size_dynamic_sections): Issue an error for read-only
273 segment with dynamic IFUNC relocations only if
274 readonly_dynrelocs_against_ifunc is TRUE.
275 * elf64-x86-64.c (elf_x86_64_link_hash_table): Add
276 readonly_dynrelocs_against_ifunc.
277 (elf_x86_64_allocate_dynrelocs): Updated.
278 (elf_x86_64_size_dynamic_sections): Issue an error for read-only
279 segment with dynamic IFUNC relocations only if
280 readonly_dynrelocs_against_ifunc is TRUE.
281 * elfnn-aarch64.c (elfNN_aarch64_allocate_ifunc_dynrelocs):
284 2016-04-06 Thomas Preud'homme <thomas.preudhomme@arm.com>
286 * elf32-arm.c (elf32_arm_size_stubs): Move error_ret_free_local to be
287 a fall through from error_ret_free_internal. Free local_syms in
288 error_ret_free_local if allocated from bfd_elf_get_elf_syms ().
290 2016-04-05 Cupertino Miranda <cmiranda@synopsys.com>
292 * elf32-arc.c (plt_do_relocs_for_symbol): Changed.
293 (relocate_plt_for_entry): Likewise.
295 2016-04-05 Cupertino Miranda <cmiranda@synopsys.com>
297 * elf32-arc.c (elf_arc_check_relocs): Changed
299 2016-04-05 Cupertino Miranda <cmiranda@synopsys.com>
301 * elf32-arc.c (name_for_global_symbol): Changed assert.
302 (get_replace_function): Created.:
303 (struct arc_relocation_data): Changed to signed types.
304 (defines S, L, P, PDATA): Casted to signed type.
305 (defines SECTSTART, _SDA_BASE_, TLS_REL): Likewise.
306 (PRINT_DEBUG_RELOC_INFO_BEFORE): Changed.
307 (arc_do_relocation): Changed.
309 2016-04-05 Cupertino Miranda <cmiranda@synopsys.com>
311 * elf32-arc.c (name_for_global_symbol): Added assert to check for
313 (elf_arc_relocate_section): Added and changed asserts, validating
314 the synamic symbol index.
315 (elf_arc_finish_dynamic_symbol): Do not fill the dynamic
316 relocation if symbol has dynindx set to -1.
318 2016-04-05 Maciej W. Rozycki <macro@imgtec.com>
320 * elflink.c (elf_link_add_object_symbols): Always turn hidden
321 and internal symbols which have a dynamic index into local
324 2016-04-04 Nick Clifton <nickc@redhat.com>
327 * dwarf2.c (parse_comp_unit): Skip warning about unrecognised
328 version number if the version is zero.
330 2016-04-01 Alan Modra <amodra@gmail.com>
333 * elflink.c (on_needed_list): Recursively check needed status.
334 (elf_link_add_object_symbols): Adjust.
336 2016-03-30 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
338 * elf32-avr.c (avr_elf32_load_records_from_section): Free
339 internal_relocs only if they aren't cached.
341 2016-03-29 Nick Clifton <nickc@redhat.com>
344 * elf32-bfin.c (elf32_bfinfdpic_finish_dynamic_sections): Relax
345 assertion on the size of the got section to allow it to be bigger
346 than the number of relocs.
348 2016-03-29 Toni Spets <toni.spets@iki.fi>
351 * coffcode.h (coff_write_object_contents): Revert accidental
354 2016-03-22 Alan Modra <amodra@gmail.com>
357 * dwarf2.c (read_attribute_value): Skip info_ptr check for
358 DW_FORM_flag_present.
360 2016-03-22 Nick Clifton <nickc@redhat.com>
362 * cpu-v850_rh850.c (arch_info_struct): Restore v850-rh850 as an
363 architecture name for backwards compatibility.
365 * peXXigen.c (_bfd_XXi_write_codeview_record): Fix possible
368 * warning.m4 (GCC_WARN_CFLAGS): Only add -Wstack-usage if using a
369 sufficiently recent version of GCC.
370 * configure: Regenerate.
372 2016-03-22 Alan Modra <amodra@gmail.com>
375 * plugin.c (try_load_plugin): Avoid -Wstack-usage warning.
377 2016-03-21 Andrew Burgess <andrew.burgess@embecosm.com>
379 * archures.c (bfd_mach_arc_nps400): Define.
380 * bfd-in2.h: Regenerate.
381 * cpu-arc.c (arch_info_struct): New entry for nps400, renumber
382 some existing entries to make space.
383 * elf32-arc.c (arc_elf_object_p): Add nps400 case.
384 (arc_elf_final_write_processing): Likewise.
386 2016-03-21 Andrew Burgess <andrew.burgess@embecosm.com>
388 * elf32-arc.c (arc_elf_print_private_bfd_data): Remove use of
390 (arc_elf_final_write_processing): Don't bother setting cpu field
391 in e_flags, this will have been set elsewhere.
393 2016-03-21 Andrew Burgess <andrew.burgess@embecosm.com>
395 * elf32-arc.c (arc_elf_final_write_processing): Switch to using
398 2016-03-21 Nick Clifton <nickc@redhat.com>
400 * warning.m4 (GCC_WARN_CFLAGS): Add -Wstack-usage=262144
401 * configure: Regenerate.
402 * elf32-m68hc1x.c (elf32_m68hc11_relocate_section): Replace use of
403 alloca with call to xmalloc.
404 * elf32-nds32.c: Likewise.
405 * elf64-hppa.c: Likewise.
406 * elfxx-mips.c: Likewise.
408 * pei-x86_64.c: Likewise.
412 2016-03-15 H.J. Lu <hongjiu.lu@intel.com>
415 * elf32-i386.c (elf_i386_check_relocs): Bind defined symbol
417 (elf_i386_relocate_section): Likewise.
418 * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
419 (elf_x86_64_relocate_section): Likewise.
421 2016-03-15 H.J. Lu <hongjiu.lu@intel.com>
424 * elf64-x86-64.c (elf_x86_64_relocate_section): Check
425 no_reloc_overflow_check to diable R_X86_64_32/R_X86_64_32S
426 relocation overflow check.
428 2016-03-14 H.J. Lu <hongjiu.lu@intel.com>
430 * bfd-in2.h: Regenerated.
432 2016-03-11 Dan Gissel <dgisselq@ieee.org>
435 * elf.c (_bfd_elf_section_offset): Ensure that the returned offset
436 uses bytes not octets.
437 * elflink.c (resolve_section): Likewise.
439 (eval_section): Pass the input_bfd to resolve_section.
440 (bfd_elf_perform_complex_relocation): Convert byte offset to
441 octets before read and writing values.
442 (elf_link_input_bfd): Add byte to octet conversions.
443 (elf_reloc_link_order): Likewise.
444 (elf_fixup_link_order): Likewise.
445 (bfd_elf_final_link): Likewise.
446 * reloc.c (_bfd_final_link_relocate): Likewise.
447 * syms.c (_bfd_stab_section_find_nearest_line): Likewise.
449 2016-03-10 Nick Clifton <nickc@redhat.com>
451 * config.bfd: Mark the i370 target as obsolete.
453 2016-03-09 Pedro Alves <palves@redhat.com>
455 * cpu-v850.c (N): Append ":old-gcc-abi" instead of " (using old
456 gcc ABI)" to printable name.
457 * cpu-v850_rh850.c (bfd_v850_rh850_arch): Use "v850:rh850" instead
458 of "v850-rh850" as printable name.
460 2016-03-09 Leon Winter <winter-gcc@bfw-online.de>
463 * cofflink.c (_bfd_coff_generic_relocate_section): Do not apply
464 relocations against absolute symbols.
466 2016-03-09 Alan Modra <amodra@gmail.com>
469 * coff-alpha.c (alpha_ecoff_openr_next_archived_file): Allow zero
470 length elements in the archive.
472 2016-03-08 H.J. Lu <hongjiu.lu@intel.com>
475 * elflink.c (elf_link_add_object_symbols): Create dynamic sections
476 for -E/--dynamic-list only when not relocatable.
478 2016-03-08 H.J. Lu <hongjiu.lu@intel.com>
481 * elf32-i386.c (elf_i386_check_relocs): Increment PLT reference
482 count for locally defined local IFUNC symbols in shared object.
483 * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
485 2016-03-08 H.J. Lu <hongjiu.lu@intel.com>
488 * elflink.c (_bfd_elf_merge_symbol): Group common symbol checking
491 2016-03-08 Cupertino Miranda <Cupertino.Miranda@synopsys.com>
492 Andrew Burgess <andrew.burgess@embecosm.com>
494 * elf32-arc.c (arc_bfd_get_32): Becomes an alias for bfd_get_32.
495 (arc_bfd_put_32): Becomes an alias for bfd_put_32.
496 (arc_elf_howto_init): Added assert to validate relocations.
497 (get_middle_endian_relocation): Delete.
498 (middle_endian_convert): New function.
499 (ME): Redefine, now does nothing.
501 (arc_do_relocation): Extend the attached 'ARC_RELOC_HOWTO'
502 definition to call middle_endian_convert. Add a new local
503 variable and make use of this throughout. Added call to
504 arc_bfd_get_8 and arc_bfd_put_8 for 8 bit relocations.
506 2016-03-07 Nick Clifton <nickc@redhat.com>
509 * archive.c (bfd_generic_openr_next_archived_file): Allow zero
510 length elements in the archive.
512 2016-03-07 Jiong Wang <jiong.wang@arm.com>
514 * elfnn-aarch64.c (elfNN_aarch64_check_relocs): Always create .got
515 section if the symbol "_GLOBAL_OFFSET_TABLE_" is referenced.
517 2016-03-04 H.J. Lu <hongjiu.lu@intel.com>
520 * elflink.c (_bfd_elf_merge_symbol): Treat common symbol in
521 executable as definition if the new definition comes from a
524 2016-03-02 Alan Modra <amodra@gmail.com>
526 * Makefile.in: Regenerate.
527 * po/SRC-POTFILES.in: Regenerate.
529 2016-02-29 Cupertino Miranda <cmiranda@synopsys.com>
531 * elf32-arc.c (elf_arc_relocate_section): Added rules to fix the
532 relocation addend when sections get merged.
534 2016-02-29 Cupertino Miranda <Cupertino.Miranda@synopsys.com>
536 * elf32-arc.c (arc_elf_final_write_processing): Add condition to
538 (elf_arc_relocate_section): Fixes and conditions to support PIE.
539 Assert for code sections dynamic relocs.
541 2016-02-26 Renlin Li <renlin.li@arm.com>
543 * elfnn-aarch64.c (elfNN_aarch64_howto_table): Fix signed overflow
544 check for MOVW_SABS_G0, MOVW_SABS_G1, MOVW_SABS_G2.
546 2016-02-26 H.J. Lu <hongjiu.lu@intel.com>
549 * elf32-i386.c (elf_i386_convert_load): Convert to R_386_32 for
550 load with locally bound symbols if PIC is false or there is no
551 base register. Optimize branch to 0 if PIC is false.
552 (elf_i386_relocate_section): Don't generate dynamic relocations
553 against undefined weak symbols if PIC is false.
554 * elf64-x86-64.c (elf_x86_64_convert_load): Disable optimization
555 if we can't estimate relocation overflow with --no-relax.
556 Convert to R_X86_64_32S/R_X86_64_32 for load with locally bound
557 symbols if PIC is false. Optimize branch to 0 if PIC is false.
558 (elf_x86_64_relocate_section): Don't generate dynamic relocations
559 against undefined weak symbols if PIC is false.
561 2016-02-26 H.J. Lu <hongjiu.lu@intel.com>
564 * bfd.c (bfd): Change flags to 20 bits.
565 (BFD_CONVERT_ELF_COMMON): New.
566 (BFD_USE_ELF_STT_COMMON): Likewise.
567 (BFD_FLAGS_SAVED): Add BFD_CONVERT_ELF_COMMON and
568 BFD_USE_ELF_STT_COMMON.
569 (BFD_FLAGS_FOR_BFD_USE_MASK): Likewise.
570 * configure.ac: Remove --enable-elf-stt-common.
571 * elf.c (swap_out_syms): Choose STT_COMMON or STT_OBJECT for
572 common symbol depending on BFD_CONVERT_ELF_COMMON and
573 BFD_USE_ELF_STT_COMMON.
574 * elfcode.h (elf_slurp_symbol_table): Set BSF_ELF_COMMON for
576 * elflink.c (bfd_elf_link_mark_dynamic_symbol): Also check
578 (elf_link_convert_common_type): New function.
579 (elf_link_output_extsym): Choose STT_COMMON or STT_OBJECT for
580 common symbol depending on BFD_CONVERT_ELF_COMMON and
581 BFD_USE_ELF_STT_COMMON. Set sym.st_info after sym.st_shndx.
582 * elfxx-target.h (TARGET_BIG_SYM): Add BFD_CONVERT_ELF_COMMON
583 and BFD_USE_ELF_STT_COMMON to object_flags.
584 (TARGET_LITTLE_SYM): Likewise.
585 * syms.c (BSF_KEEP_G): Renamed to ...
586 (BSF_ELF_COMMON): This.
587 * bfd-in2.h: Regenerated.
588 * config.in: Likewise.
589 * configure: Likewise.
591 2016-02-26 H.J. Lu <hongjiu.lu@intel.com>
596 * elf32-i386.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): New.
597 (elf_i386_link_hash_entry): Add has_got_reloc and
599 (elf_i386_link_hash_table): Add interp.
600 (elf_i386_link_hash_newfunc): Initialize has_got_reloc and
602 (elf_i386_copy_indirect_symbol): Copy has_got_reloc and
604 (elf_i386_check_relocs): Set has_got_reloc and has_non_got_reloc.
605 (elf_i386_fixup_symbol): New function.
606 (elf_i386_pie_finish_undefweak_symbol): Likewise.
607 (elf_i386_allocate_dynrelocs): Don't allocate space for dynamic
608 relocations and discard relocations against resolved undefined
609 weak symbols in executable. Don't make resolved undefined weak
610 symbols in executable dynamic. Keep dynamic non-GOT/non-PLT
611 relocation against undefined weak symbols in PIE.
612 (elf_i386_size_dynamic_sections): Set interp to .interp section.
613 (elf_i386_relocate_section): Don't generate dynamic relocations
614 against resolved undefined weak symbols in PIE, except for
616 (elf_i386_finish_dynamic_symbol): Keep PLT/GOT entries without
617 dynamic PLT/GOT relocations for resolved undefined weak symbols.
618 Don't generate dynamic relocation against resolved undefined weak
619 symbol in executable.
620 (elf_i386_finish_dynamic_sections): Call
621 elf_i386_pie_finish_undefweak_symbol on all symbols in PIE.
622 (elf_backend_fixup_symbol): New.
623 * elf64-x86-64.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): New.
624 (elf_x86_64_link_hash_entry): Add has_got_reloc and
626 (elf_x86_64_link_hash_table): Add interp.
627 (elf_x86_64_link_hash_newfunc): Initialize has_got_reloc and
629 (elf_x86_64_copy_indirect_symbol): Copy has_got_reloc and
631 (elf_x86_64_check_relocs): Set has_got_reloc and
633 (elf_x86_64_fixup_symbol): New function.
634 (elf_x86_64_pie_finish_undefweak_symbol): Likewise.
635 (elf_x86_64_allocate_dynrelocs): Don't allocate space for dynamic
636 relocations and discard relocations against resolved undefined
637 weak symbols in executable. Don't make resolved undefined weak
638 symbols in executable dynamic.
639 (elf_x86_64_size_dynamic_sections): Set interp to .interp section.
640 (elf_x86_64_relocate_section): Check relocation overflow for
641 dynamic relocations against unresolved weak undefined symbols.
642 Don't generate dynamic relocations against resolved weak
643 undefined symbols in PIE.
644 (elf_x86_64_finish_dynamic_symbol): Keep PLT/GOT entries without
645 dynamic PLT/GOT relocations for resolved undefined weak symbols.
646 Don't generate dynamic relocation against resolved undefined weak
647 symbol in executable.
648 (elf_x86_64_finish_dynamic_sections): Call
649 elf_x86_64_pie_finish_undefweak_symbol on all symbols in PIE.
650 (elf_backend_fixup_symbol): New.
652 2016-02-26 Alan Modra <amodra@gmail.com>
654 * elf64-ppc.c (create_linkage_sections): Create sfpr when
655 save_restore_funcs, rest of sections when not relocatable.
656 (ppc64_elf_init_stub_bfd): Always call create_linkage_sections.
657 (sfpr_define): Define all symbols on emitted code.
658 (ppc64_elf_func_desc_adjust): Adjust for sfpr now being created
659 when relocatable. Move sfpr_define loop earlier.
661 2016-02-24 H.J. Lu <hongjiu.lu@intel.com>
663 * elf64-x86-64.c (elf_x86_64_need_pic): New function.
664 (elf_x86_64_relocate_section): Use it. Replace
665 x86_64_elf_howto_table[r_type] with howto.
667 2016-02-24 H.J. Lu <hongjiu.lu@intel.com>
670 * elflink.c (bfd_elf_record_link_assignment): Set versioned if
671 symbol version is unknown.
673 2016-02-24 H.J. Lu <hongjiu.lu@intel.com>
675 * elf32-i386.c (elf_i386_allocate_dynrelocs): Set plt_got.offset
676 to (bfd_vma) -1 when setting needs_plt to 0.
677 * elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): Likewise.
679 2016-02-23 H.J. Lu <hongjiu.lu@intel.com>
681 * elflink.c (bfd_elf_record_link_assignment): Check for shared
682 library, instead of PIC, and don't check PDE when making linker
683 assigned symbol dynamic.
685 2016-02-23 Faraz Shahbazker <faraz.shahbazker@imgtec.com>
687 * bfd/elfxx-mips.c (_bfd_mips_post_process_headers): Increment
688 ABIVERSION for non-executable stack.
690 2016-02-23 Rich Felker <bugdal@aerifal.cx>
693 * elf32-microblaze.c (microblaze_elf_finish_dynamic_symbol):
694 Always produce a RELATIVE reloc for a local symbol.
696 2016-02-23 Hans-Peter Nilsson <hp@axis.com>
698 Fix test-case ld-elf/pr19617b
699 * elf32-cris.c (elf_cris_discard_excess_program_dynamics): Don't
700 discard unused non-function symbols when --dynamic-list-data.
702 2016-02-22 H.J. Lu <hongjiu.lu@intel.com>
704 * elflink.c (_bfd_elf_link_renumber_dynsyms): Always create the
705 dynsym section, even if it is empty, with dynamic sections.
707 2016-02-22 H.J. Lu <hongjiu.lu@intel.com>
709 * syms.c: Remove BSF_COMMON from comments.
710 * bfd-in2.h: Regenerated.
712 2016-02-22 Jiong Wang <jiong.wang@arm.com>
714 * elfnn-aarch64. (aarch64_type_of_stub): Remove redundation calcuation
715 for destination. Remove useless function parameters.
716 (elfNN_aarch64_size_stubs): Update parameters for aarch64_type_of_stub.
718 2016-02-19 Nick Clifton <nickc@redhat.com>
721 * aoutx.h (aout_link_add_symbols): Check for out of range string
725 * reloc.c (bfd_generic_get_relocated_section_contents): Stop
726 processing if we encounter a reloc without an associated symbol.
728 2016-02-18 H.J. Lu <hongjiu.lu@intel.com>
731 * elflink.c (elf_link_add_object_symbols): Always create dynamic
732 sections for -E/--dynamic-list.
734 2016-02-17 H.J. Lu <hongjiu.lu@intel.com>
736 * elf64-x86-64.c (elf_backend_omit_section_dynsym): New. Defined
739 2016-02-16 Joseph Myers <joseph@codesourcery.com>
741 * plugin.c (plugin_vec): Set match priority to 255.
742 * format.c (bfd_check_format_matches) [BFD_SUPPORTS_PLUGINS]: When
743 matching against the plugin vector, take priority from there not
746 2016-02-15 Nick Clifton <nickc@redhat.com>
748 * elf-bfd.h (struct bfd_elf_special_section): Use unsigned values
749 for length and type fields. Use a signed value for the
752 2016-02-10 H.J. Lu <hongjiu.lu@intel.com>
755 * elf32-i386.c (elf_i386_relocate_section): Mask off the least
756 significant bit in GOT offset for R_386_GOT32X.
758 2016-02-10 Nick Clifton <nickc@redhat.com>
761 * elf32-nios2.c (nios2_elf32_install_imm16): Allow for signed
763 * elf-eh-frame.c (_bfd_elf_discard_section_eh_frame): Limit the
764 number of messages about FDE encoding preventing .eh_frame_hdr
767 2016-02-09 Nick Clifton <nickc@redhat.com>
769 * oasys.c (oasys_archive_p): Fix indentation.
770 * elf32-nds32.c (nds32_elf_relax_section): Use an unsigned
771 constant for left shifting.
773 * elfnn-aarch64.c (elfNN_aarch64_relocate_section): Add a more
774 helpful warning message to explain why certain AArch64 relocs
777 2016-02-05 Simon Marchi <simon.marchi@ericsson.com>
779 * pe-mips.c (coff_mips_reloc): Fix formatting.
781 2016-02-05 Cupertino Miranda <Cupertino.Miranda@synopsys.com>
783 * cpu-arc.c: Change default archure from bfd_mach_arc_arcv2
784 to bfd_mach_arc_arc600.
786 2016-02-04 Alan Modra <amodra@gmail.com>
788 * elf64-ppc.c (ppc64_elf_relocate_section): Adjust last patch
791 2016-02-02 H.J. Lu <hongjiu.lu@intel.com>
794 * elf64-x86-64.c (elf_x86_64_convert_load): Store the estimated
795 distances in the compressed_size field of the output section.
797 2016-02-02 Alan Modra <amodra@gmail.com>
799 * elf64-ppc.c (ppc64_elf_relocate_section): Further restrict
800 ELFv2 entry optimization.
802 2016-02-02 H.J. Lu <hongjiu.lu@intel.com>
805 * elf.c (assign_section_numbers): Clear HAS_RELOC if there are
806 no relocations in relocatable files.
808 2016-02-01 H.J. Lu <hongjiu.lu@intel.com>
811 * elflink.c (elf_link_add_object_symbols): Don't add DT_NEEDED
812 if a symbol from a library loaded via DT_NEEDED doesn't match
813 the symbol referenced by regular object.
815 2016-02-01 Nathaniel Smith <njs@pobox.com>
817 * peicode.h (pe_ILF_build_a_bfd): Create an import symbol for both
820 2016-02-01 Alan Modra <amodra@gmail.com>
822 * elf64-x86-64.c (elf_x86_64_get_plt_sym_val): Don't abort on
823 an out of range reloc_index.
824 * elf32-i386.c (elf_i386_get_plt_sym_val): Likewise.
826 2016-02-01 Kamil Rytarowski <n54@gmx.com>
828 * Makefile.am (OPTIONAL_BACKENDS): Add netbsd-core.lo.
829 (OPTIONAL_BACKENDS_CFILES): Add netbsd-core.c.
830 * Makefile.in: Regenerated.
832 2016-02-01 Jan Kratochvil <jan.kratochvil@redhat.com>
834 * elf64-s390.c (elf_s390_reloc_name_lookup): Fix indentation.
836 2016-01-31 John David Anglin <danglin@gcc.gnu.org>
839 * elf32-hppa.c (elf32_hppa_final_link): Don't sort non-regular output
841 * elf64-hppa.c (elf32_hppa_final_link): Likewise. Remove retval.
843 2016-01-30 H.J. Lu <hongjiu.lu@intel.com>
846 * elf32-i386.c (elf_i386_reloc_type_class): Check relocation
847 against STT_GNU_IFUNC symbol only with dynamic symbols.
848 * elf64-x86-64.c (elf_x86_64_reloc_type_class): Likewise.
850 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
853 * dwarf2.c (_bfd_dwarf2_slurp_debug_info): Set BFD_DECOMPRESS to
854 decompress debug sections.
856 2016-01-25 Maciej W. Rozycki <macro@imgtec.com>
858 * elf32-arc.c (elf_arc_finish_dynamic_symbol): Rename `index' to
861 2016-01-25 Nick Clifton <nickc@redhat.com>
864 * mach-o.c (bfd_mach_o_close_and_cleanup): Suppress code to free
865 dsym filename buffer.
867 2016-01-24 Maciej W. Rozycki <macro@imgtec.com>
869 * elfxx-mips.c (BZ16_REG_FIELD): Simplify calculation.
871 2016-01-24 Maciej W. Rozycki <macro@imgtec.com>
873 * elfxx-mips.c (BZ16_REG): Correct calculation.
875 2016-01-21 Nick Clifton <nickc@redhat.com>
877 * elf32-arc.c (ADD_RELA): Fix compile time warning errors by
878 changing the type of _loc to be bfd_byte *.
879 (elf_arc_finish_dynamic_symbol): Likewise.
881 2016-01-21 Nick Clifton <nickc@redhat.com>
884 * elf32-arm.c (elf32_arm_create_dynamic_sections): Set the ELF
885 class of the linker stub bfd.
886 (elf32_arm_check_relocs): Skip check for pic format after
887 processing a vxWorks R_ARM_ABS12 reloc.
888 * elflink.c (bfd_elf_final_link): Check for ELFCLASSNONE when
889 reporting a class mismatch.
891 2016-01-21 Jiong Wang <jiong.wang@arm.com>
893 * elfnn-aarch64.c (aarch64_type_of_stub): Allow insert long branch
894 veneer for sym_sec != input_sec.
895 (elfNN_aarch64_size_stub): Support STT_SECTION symbol.
896 (elfNN_aarch64_final_link_relocate): Take rela addend into account when
897 calculation destination.
899 2016-01-21 Alan Modra <amodra@gmail.com>
901 * elf-linux-core.h (swap_linux_prpsinfo32_out): New function.
902 (swap_linux_prpsinfo64_out): New function.
903 (LINUX_PRPSINFO32_SWAP_FIELDS): Delete.
904 (LINUX_PRPSINFO64_SWAP_FIELDS): Delete.
905 * elf.c (elfcore_write_linux_prpsinfo32): Adjust. Don't memset.
906 (elfcore_write_linux_prpsinfo64): Likewise.
907 * elf32-ppc.c (swap_ppc_linux_prpsinfo32_out): New function.
908 (PPC_LINUX_PRPSINFO32_SWAP_FIELDS): Delete.
909 (elfcore_write_ppc_linux_prpsinfo32): Adjust. Don't memset.
911 2016-01-21 Alan Modra <amodra@gmail.com>
913 * elf-linux-core.h: Rename from elf-linux-psinfo.h.
914 * elf.c: Adjust #include.
915 * elf32-ppc.c: Don't #include elf-linux-psinfo.h
916 * Makefile.am (SOURCE_HFILES): Update.
917 * Makefile.in: Regenerate.
918 * po/SRC-PORFILES.in: Regenerate.
920 2016-01-21 Alan Modra <amodra@gmail.com>
922 * configure.ac: Move corefile selection later in file. Move
923 tdefaults code immediately after other target vector code.
924 * configure: Regenerate.
926 2016-01-20 Mickael Guene <mickael.guene@st.com>
928 * elf32-arm.c (elf32_arm_special_sections): Remove catch of noread
929 section using '.text.noread' pattern.
931 2016-01-19 John Baldwin <jhb@FreeBSD.org>
933 * elf.c (elfcore_grok_note): Recognize NT_FREEBSD_THRMISC notes.
935 2016-01-18 Miranda Cupertino <Cupertino.Miranda@synopsys.com>
936 Zissulescu Claudiu <Claudiu.Zissulescu@synopsys.com>
938 * arc-plt.def: New file.
939 * arc-plt.h: Likewise.
940 * elf32-arc.c (elf_arc_abs_plt0_entry, elf_arc_abs_pltn_entry,
941 elf_arcV2_abs_plt0_entry, elf_arcV2_abs_pltn_entry,
942 elf_arc_pic_plt0_entry, elf_arc_pic_pltn_entry,
943 elf_arcV2_pic_plt0_entry, elf_arcV2_pic_pltn_entry): Remove.
944 (name_for_global_symbol): Added.
945 (ADD_RELA): Helper to create dynamic relocs.
946 (new_got_entry_to_list): Create a new got entry in linked list.
947 (symbol_has_entry_of_type): Search for specific type of entry in
949 (is_reloc_for_GOT): return FALSE for any TLS related relocs.
950 (is_reloc_for_TLS, arc_elf_set_private_flags)
951 (arc_elf_print_private_bfd_data, arc_elf_copy_private_bfd_data)
952 (arc_elf_merge_private_bfd_data): New functions.
953 (debug_arc_reloc): Cleaned debug info printing.
954 (PDATA reloc): Changed not to perform address alignment.
955 (reverse_me): Added. Fix for ARC_32 relocs.
956 (arc_do_relocation): Return bfd_reloc_of when no relocation should
958 (arc_get_local_got_ents): Renamed from arc_get_local_got_offsets.
959 Changed function to access an array of list of GOT entries instead
960 of just an array of offsets.
961 (elf_arc_relocate_section): Added support for PIC and TLS related relocations.
962 (elf_arc_check_relocs): Likewise.
963 (elf_arc_adjust_dynamic_symbol, elf_arc_finish_dynamic_symbol,
964 (elf_arc_finish_dynamic_sections): Likewise
965 (arc_create_dynamic_sections): Modified conditions to create
967 (ADD_SYMBOL_REF_SEC_AND_RELOC): New macro.
968 (plt_do_relocs_for_symbol, relocate_plt_for_symbol)
969 (relocate_plt_for_entry): Changed to support new way to define PLT
971 (add_symbol_to_plt): Likewise.
972 (arc_elf_link_hash_table_create): New function.
974 2016-01-18 Nick Clifton <nickc@redhat.com>
977 * coff-rs6000.c (_bfd_xcoff_swap_sym_in): Sign extend external
978 section number into internal section number.
979 * coff64-rs6000.c (_bfd_xcoff64_swap_sym_in): Likewise.
980 * coffswap.h (coff_swap_sym_in): Likewise.
981 * peXXigen.c (_bfd_XXi_swap_sym_in): Likewise.
982 * coffcode.h (_coff_bigobj_swap_sym_in): Make sure that internal
983 section number field is big enough to hold the external value.
985 2016-01-17 Alan Modra <amodra@gmail.com>
987 * configure: Regenerate.
989 2016-01-12 Yury Usishchev <y.usishchev@samsung.com>
991 * elf32-arm.c (elf32_arm_fix_exidx_coverage): Insert cantunwind
992 when address in first unwind entry does not match start of
995 2016-01-08 Richard Sandiford <richard.sandiford@arm.com>
996 Jiong Wang <jiong.wang@arm.com>
999 * elf32-arm.c (elf32_arm_reloc_type_class): Map R_ARM_IRELATIVE to
1002 2016-01-06 Andrew Burgess <andrew.burgess@embecosm.com>
1004 * elf32-arc.c (reloc_type_to_name): Change ARC_RELOC_HOWTO to
1005 place 'R_' before the reloc name returned.
1006 (elf_arc_howto_table): Change ARC_RELOC_HOWTO to place 'R_' before
1007 the relocation string.
1009 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1011 * elfxx-mips.c (mips_elf_merge_obj_abiflags): New function,
1012 factored out from...
1013 (_bfd_mips_elf_merge_private_bfd_data): ... here.
1015 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1017 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Move
1018 attribute check after ELF file header flag check.
1020 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1022 * elfxx-mips.c (mips_elf_merge_obj_attributes): Propagate the
1023 return status from `_bfd_elf_merge_object_attributes'.
1025 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1027 * elfxx-mips.c (mips_elf_merge_obj_e_flags): New function,
1028 factored out from...
1029 (_bfd_mips_elf_merge_private_bfd_data): ... here.
1031 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1033 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Fold the
1034 handling of input MIPS ABI flags together.
1036 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1038 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Suppress
1039 attribute checks for null input.
1041 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1043 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Use local
1044 pointers to target data.
1046 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1048 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Correct
1051 2016-01-01 Alan Modra <amodra@gmail.com>
1053 Update year range in copyright notice of all files.
1055 For older changes see ChangeLog-2015 and doc/ChangeLog-0415
1057 Copyright (C) 2016 Free Software Foundation, Inc.
1059 Copying and distribution of this file, with or without modification,
1060 are permitted in any medium without royalty provided the copyright
1061 notice and this notice are preserved.
1067 version-control: never