1 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4 * elf64-x86-64.c (elf_x86_64_convert_load): Skip debug sections
5 when estimating distances between output sections.
7 2016-04-27 Alan Modra <amodra@gmail.com>
9 * elflink.c (_bfd_elf_is_start_stop): New function.
10 (_bfd_elf_gc_mark_rsec): Use it.
11 * elf-bfd.h (_bfd_elf_is_start_stop): Declare.
13 2016-04-26 Trevor Saunders <tbsaunde+binutils@tbsaunde.org>
15 * elf32-rx.c (rx_set_section_contents): Avoid arithmetic on void *.
16 * mmo.c (mmo_get_section_contents): Likewise.
17 (mmo_set_section_contents): Likewise.
19 2016-04-26 H.J. Lu <hongjiu.lu@intel.com>
21 * elf-bfd.h (elf_link_hash_table): Update comments for
23 * elflink.c (_bfd_elf_link_renumber_dynsyms): Always count for
24 the unused NULL entry at the head of dynamic symbol table.
25 (bfd_elf_size_dynsym_hash_dynstr): Remove dynsymcount != 0
28 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
30 * elflink.c (_bfd_elf_link_create_dynstrtab): Exclude linker
31 created file from dynobj.
33 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
35 * elflink.c (_bfd_elf_link_create_dynstrtab): Set dynobj to a
36 normal input file if possible.
38 2016-04-21 Nick Clifton <nickc@redhat.com>
40 * aout-adobe.c: Use _bfd_generic_link_check_relocs.
41 * aout-target.h: Likewise.
42 * aout-tic30.c: Likewise.
45 * coff-alpha.c: Likewise.
46 * coff-rs6000.c: Likewise.
47 * coff64-rs6000.c: Likewise.
48 * coffcode.h: Likewise.
49 * i386msdos.c: Likewise.
50 * i386os9k.c: Likewise.
53 * libbfd-in.h: Likewise.
54 * libecoff.h: Likewise.
55 * mach-o-target.c: Likewise.
57 * nlm-target.h: Likewise.
61 * ppcboot.c: Likewise.
65 * versados.c: Likewise.
66 * vms-alpha.c: Likewise.
68 * elfxx-target.h: Use _bfd_elf_link_check_relocs.
69 * linker.c (bfd_link_check_relocs): New function.
70 (_bfd_generic_link_check_relocs): New function.
71 * targets.c (BFD_JUMP_TABLE_LINK): Add initialization of
72 _bfd_link_check_relocs field.
73 (struct bfd_target)L Add _bfd_link_check_relocs field.
74 * bfd-in2.h: Regenerate.
75 * libbfd.h: Regenerate.
77 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
79 * elf32-i386.c (elf_i386_gc_sweep_hook): Removed.
80 (elf_backend_gc_sweep_hook): Likewise.
81 * elf64-x86-64.c (elf_x86_64_gc_sweep_hook): Likewise.
82 (elf_backend_gc_sweep_hook): Likewise.
84 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
86 * elflink.c (_bfd_elf_link_check_relocs): Don't check relocations
89 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
92 * elf64-x86-64.c (check_relocs_failed): New.
93 (elf_x86_64_need_pic): Moved before elf_x86_64_check_relocs.
94 Support relocation agaist local symbol. Set check_relocs_failed.
95 (elf_x86_64_check_relocs): Use elf_x86_64_need_pic. Check
96 R_X86_64_32 relocation overflow.
97 (elf_x86_64_relocate_section): Skip if check_relocs failed.
98 Update one elf_x86_64_need_pic and remove one elf_x86_64_need_pic.
100 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
102 * elf32-i386.c (elf_i386_check_relocs): Call
103 _bfd_elf_create_ifunc_sections only for STT_GNU_IFUNC symbol.
104 * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
106 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
108 * elf-bfd.h (_bfd_elf_link_check_relocs): New.
109 * elflink.c (_bfd_elf_link_check_relocs): New function.
110 (elf_link_add_object_symbols): Call _bfd_elf_link_check_relocs
111 if check_relocs_after_open_input is FALSE.
113 2016-04-20 Trevor Saunders <tbsaunde+binutils@tbsaunde.org>
115 * cache.c: Update old style function definitions.
116 * elf32-m68k.c: Likewise.
117 * elf64-mmix.c: Likewise.
118 * stab-syms.c: Likewise.
120 2016-04-20 Trevor Saunders <tbsaunde+binutils@tbsaunde.org>
122 * elf32-arm.c (put_thumb2_insn): Change argument type to bfd_byte *.
124 2016-04-15 H.J. Lu <hongjiu.lu@intel.com>
126 * Makefile.in: Regenerated with automake 1.11.6.
127 * aclocal.m4: Likewise.
128 * doc/Makefile.in: Likewise.
130 2016-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
132 * reloc.c: Add BFD_RELOC_ARC_NPS_CMEM16 entry.
133 * bfd-in2.h: Regenerate.
134 * libbfd.h: Regenerate.
135 * elf32-arc.c: Add 'opcode/arc.h' include.
136 (struct arc_relocation_data): Add symbol_name.
137 (arc_special_overflow_checks): New function.
138 (arc_do_relocation): Use arc_special_overflow_checks, reindent as
139 required, add an extra comment.
140 (elf_arc_relocate_section): Setup symbol_name in reloc_data.
142 2016-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
144 * elf32-arc.c (tls_got_entries): Add 'TLS_GOT_' prefix to all
146 (elf_arc_relocate_section): Update enum uses.
147 (elf_arc_check_relocs): Likewise.
148 (elf_arc_finish_dynamic_symbol): Likewise.
150 2016-04-14 H.J. Lu <hongjiu.lu@intel.com>
152 * elf.c (_bfd_elf_copy_private_bfd_data): Replace "link" with
155 2016-04-14 Nick Clifton <nickc@redhat.com>
158 * elf-bbfd.h (struct elf_backend_data): New field:
160 New field: elf_backend_set_special_section_info_and_link
161 * elfxx-target.h (elf_backend_strtab_flags): Define if not already
163 (elf_backend_set_special_section_info_and_link): Define if not
165 (elfNN_bed): Use elf_backend_set_special_section_info_and_link and
166 elf_backend_strtab_flags macros to initialise fields in structure.
167 * elf.c (_bfd_elf_make_section_from_shdr): Check for SHF_STRINGS
168 being set even if SHF_MERGE is not set.
169 (elf_fake_sections): Likewise.
170 (section_match): New function. Matches two ELF sections based
171 upon fixed characteristics.
172 (find_link): New function. Locates a section in a BFD that
173 matches a section in a different BFD.
174 (_bfd_elf_copy_private_bfd_data): Copy the sh_info and sh_link
175 fields of reserved sections.
176 (bfd_elf_compute_section_file_positions): Set the flags for the
177 .shstrtab section based upon the elf_strtab_flags field in the
178 elf_backend_data structure.
179 (swap_out_syms): Likewise for the .strtab section.
180 * elflink.c (bfd_elf_final_link): Set the flags for the
181 .strtab section based upon the elf_strtab_flags field in the
182 elf_backend_data structure.
183 * elf32-i386.c (elf32_i386_set_special_info_link): New function.
184 (elf_backend_strtab_flags): Set to SHF_STRINGS for Solaris
186 (elf_backend_set_special_section_info_and_link): Define for
188 * elf32-sparc.c: Likewise.
189 * elf64-x86-64.c: Likewise.
191 2016-04-11 H.J. Lu <hongjiu.lu@intel.com>
194 * elf-bfd.h (_bfd_elf_allocate_ifunc_dyn_relocs): Add a pointer
196 * elf-ifunc.c (_bfd_elf_allocate_ifunc_dyn_relocs): Updated.
197 Set *readonly_dynrelocs_against_ifunc_p to TRUE if dynamic reloc
198 applies to read-only section.
199 * elf32-i386.c (elf_i386_link_hash_table): Add
200 readonly_dynrelocs_against_ifunc.
201 (elf_i386_allocate_dynrelocs): Updated.
202 (elf_i386_size_dynamic_sections): Issue an error for read-only
203 segment with dynamic IFUNC relocations only if
204 readonly_dynrelocs_against_ifunc is TRUE.
205 * elf64-x86-64.c (elf_x86_64_link_hash_table): Add
206 readonly_dynrelocs_against_ifunc.
207 (elf_x86_64_allocate_dynrelocs): Updated.
208 (elf_x86_64_size_dynamic_sections): Issue an error for read-only
209 segment with dynamic IFUNC relocations only if
210 readonly_dynrelocs_against_ifunc is TRUE.
211 * elfnn-aarch64.c (elfNN_aarch64_allocate_ifunc_dynrelocs):
214 2016-04-06 Thomas Preud'homme <thomas.preudhomme@arm.com>
216 * elf32-arm.c (elf32_arm_size_stubs): Move error_ret_free_local to be
217 a fall through from error_ret_free_internal. Free local_syms in
218 error_ret_free_local if allocated from bfd_elf_get_elf_syms ().
220 2016-04-05 Cupertino Miranda <cmiranda@synopsys.com>
222 * elf32-arc.c (plt_do_relocs_for_symbol): Changed.
223 (relocate_plt_for_entry): Likewise.
225 2016-04-05 Cupertino Miranda <cmiranda@synopsys.com>
227 * elf32-arc.c (elf_arc_check_relocs): Changed
229 2016-04-05 Cupertino Miranda <cmiranda@synopsys.com>
231 * elf32-arc.c (name_for_global_symbol): Changed assert.
232 (get_replace_function): Created.:
233 (struct arc_relocation_data): Changed to signed types.
234 (defines S, L, P, PDATA): Casted to signed type.
235 (defines SECTSTART, _SDA_BASE_, TLS_REL): Likewise.
236 (PRINT_DEBUG_RELOC_INFO_BEFORE): Changed.
237 (arc_do_relocation): Changed.
239 2016-04-05 Cupertino Miranda <cmiranda@synopsys.com>
241 * elf32-arc.c (name_for_global_symbol): Added assert to check for
243 (elf_arc_relocate_section): Added and changed asserts, validating
244 the synamic symbol index.
245 (elf_arc_finish_dynamic_symbol): Do not fill the dynamic
246 relocation if symbol has dynindx set to -1.
248 2016-04-05 Maciej W. Rozycki <macro@imgtec.com>
250 * elflink.c (elf_link_add_object_symbols): Always turn hidden
251 and internal symbols which have a dynamic index into local
254 2016-04-04 Nick Clifton <nickc@redhat.com>
257 * dwarf2.c (parse_comp_unit): Skip warning about unrecognised
258 version number if the version is zero.
260 2016-04-01 Alan Modra <amodra@gmail.com>
263 * elflink.c (on_needed_list): Recursively check needed status.
264 (elf_link_add_object_symbols): Adjust.
266 2016-03-30 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
268 * elf32-avr.c (avr_elf32_load_records_from_section): Free
269 internal_relocs only if they aren't cached.
271 2016-03-29 Nick Clifton <nickc@redhat.com>
274 * elf32-bfin.c (elf32_bfinfdpic_finish_dynamic_sections): Relax
275 assertion on the size of the got section to allow it to be bigger
276 than the number of relocs.
278 2016-03-29 Toni Spets <toni.spets@iki.fi>
281 * coffcode.h (coff_write_object_contents): Revert accidental
284 2016-03-22 Alan Modra <amodra@gmail.com>
287 * dwarf2.c (read_attribute_value): Skip info_ptr check for
288 DW_FORM_flag_present.
290 2016-03-22 Nick Clifton <nickc@redhat.com>
292 * cpu-v850_rh850.c (arch_info_struct): Restore v850-rh850 as an
293 architecture name for backwards compatibility.
295 * peXXigen.c (_bfd_XXi_write_codeview_record): Fix possible
298 * warning.m4 (GCC_WARN_CFLAGS): Only add -Wstack-usage if using a
299 sufficiently recent version of GCC.
300 * configure: Regenerate.
302 2016-03-22 Alan Modra <amodra@gmail.com>
305 * plugin.c (try_load_plugin): Avoid -Wstack-usage warning.
307 2016-03-21 Andrew Burgess <andrew.burgess@embecosm.com>
309 * archures.c (bfd_mach_arc_nps400): Define.
310 * bfd-in2.h: Regenerate.
311 * cpu-arc.c (arch_info_struct): New entry for nps400, renumber
312 some existing entries to make space.
313 * elf32-arc.c (arc_elf_object_p): Add nps400 case.
314 (arc_elf_final_write_processing): Likewise.
316 2016-03-21 Andrew Burgess <andrew.burgess@embecosm.com>
318 * elf32-arc.c (arc_elf_print_private_bfd_data): Remove use of
320 (arc_elf_final_write_processing): Don't bother setting cpu field
321 in e_flags, this will have been set elsewhere.
323 2016-03-21 Andrew Burgess <andrew.burgess@embecosm.com>
325 * elf32-arc.c (arc_elf_final_write_processing): Switch to using
328 2016-03-21 Nick Clifton <nickc@redhat.com>
330 * warning.m4 (GCC_WARN_CFLAGS): Add -Wstack-usage=262144
331 * configure: Regenerate.
332 * elf32-m68hc1x.c (elf32_m68hc11_relocate_section): Replace use of
333 alloca with call to xmalloc.
334 * elf32-nds32.c: Likewise.
335 * elf64-hppa.c: Likewise.
336 * elfxx-mips.c: Likewise.
338 * pei-x86_64.c: Likewise.
342 2016-03-15 H.J. Lu <hongjiu.lu@intel.com>
345 * elf32-i386.c (elf_i386_check_relocs): Bind defined symbol
347 (elf_i386_relocate_section): Likewise.
348 * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
349 (elf_x86_64_relocate_section): Likewise.
351 2016-03-15 H.J. Lu <hongjiu.lu@intel.com>
354 * elf64-x86-64.c (elf_x86_64_relocate_section): Check
355 no_reloc_overflow_check to diable R_X86_64_32/R_X86_64_32S
356 relocation overflow check.
358 2016-03-14 H.J. Lu <hongjiu.lu@intel.com>
360 * bfd-in2.h: Regenerated.
362 2016-03-11 Dan Gissel <dgisselq@ieee.org>
365 * elf.c (_bfd_elf_section_offset): Ensure that the returned offset
366 uses bytes not octets.
367 * elflink.c (resolve_section): Likewise.
369 (eval_section): Pass the input_bfd to resolve_section.
370 (bfd_elf_perform_complex_relocation): Convert byte offset to
371 octets before read and writing values.
372 (elf_link_input_bfd): Add byte to octet conversions.
373 (elf_reloc_link_order): Likewise.
374 (elf_fixup_link_order): Likewise.
375 (bfd_elf_final_link): Likewise.
376 * reloc.c (_bfd_final_link_relocate): Likewise.
377 * syms.c (_bfd_stab_section_find_nearest_line): Likewise.
379 2016-03-10 Nick Clifton <nickc@redhat.com>
381 * config.bfd: Mark the i370 target as obsolete.
383 2016-03-09 Pedro Alves <palves@redhat.com>
385 * cpu-v850.c (N): Append ":old-gcc-abi" instead of " (using old
386 gcc ABI)" to printable name.
387 * cpu-v850_rh850.c (bfd_v850_rh850_arch): Use "v850:rh850" instead
388 of "v850-rh850" as printable name.
390 2016-03-09 Leon Winter <winter-gcc@bfw-online.de>
393 * cofflink.c (_bfd_coff_generic_relocate_section): Do not apply
394 relocations against absolute symbols.
396 2016-03-09 Alan Modra <amodra@gmail.com>
399 * coff-alpha.c (alpha_ecoff_openr_next_archived_file): Allow zero
400 length elements in the archive.
402 2016-03-08 H.J. Lu <hongjiu.lu@intel.com>
405 * elflink.c (elf_link_add_object_symbols): Create dynamic sections
406 for -E/--dynamic-list only when not relocatable.
408 2016-03-08 H.J. Lu <hongjiu.lu@intel.com>
411 * elf32-i386.c (elf_i386_check_relocs): Increment PLT reference
412 count for locally defined local IFUNC symbols in shared object.
413 * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
415 2016-03-08 H.J. Lu <hongjiu.lu@intel.com>
418 * elflink.c (_bfd_elf_merge_symbol): Group common symbol checking
421 2016-03-08 Cupertino Miranda <Cupertino.Miranda@synopsys.com>
422 Andrew Burgess <andrew.burgess@embecosm.com>
424 * elf32-arc.c (arc_bfd_get_32): Becomes an alias for bfd_get_32.
425 (arc_bfd_put_32): Becomes an alias for bfd_put_32.
426 (arc_elf_howto_init): Added assert to validate relocations.
427 (get_middle_endian_relocation): Delete.
428 (middle_endian_convert): New function.
429 (ME): Redefine, now does nothing.
431 (arc_do_relocation): Extend the attached 'ARC_RELOC_HOWTO'
432 definition to call middle_endian_convert. Add a new local
433 variable and make use of this throughout. Added call to
434 arc_bfd_get_8 and arc_bfd_put_8 for 8 bit relocations.
436 2016-03-07 Nick Clifton <nickc@redhat.com>
439 * archive.c (bfd_generic_openr_next_archived_file): Allow zero
440 length elements in the archive.
442 2016-03-07 Jiong Wang <jiong.wang@arm.com>
444 * elfnn-aarch64.c (elfNN_aarch64_check_relocs): Always create .got
445 section if the symbol "_GLOBAL_OFFSET_TABLE_" is referenced.
447 2016-03-04 H.J. Lu <hongjiu.lu@intel.com>
450 * elflink.c (_bfd_elf_merge_symbol): Treat common symbol in
451 executable as definition if the new definition comes from a
454 2016-03-02 Alan Modra <amodra@gmail.com>
456 * Makefile.in: Regenerate.
457 * po/SRC-POTFILES.in: Regenerate.
459 2016-02-29 Cupertino Miranda <cmiranda@synopsys.com>
461 * elf32-arc.c (elf_arc_relocate_section): Added rules to fix the
462 relocation addend when sections get merged.
464 2016-02-29 Cupertino Miranda <Cupertino.Miranda@synopsys.com>
466 * elf32-arc.c (arc_elf_final_write_processing): Add condition to
468 (elf_arc_relocate_section): Fixes and conditions to support PIE.
469 Assert for code sections dynamic relocs.
471 2016-02-26 Renlin Li <renlin.li@arm.com>
473 * elfnn-aarch64.c (elfNN_aarch64_howto_table): Fix signed overflow
474 check for MOVW_SABS_G0, MOVW_SABS_G1, MOVW_SABS_G2.
476 2016-02-26 H.J. Lu <hongjiu.lu@intel.com>
479 * elf32-i386.c (elf_i386_convert_load): Convert to R_386_32 for
480 load with locally bound symbols if PIC is false or there is no
481 base register. Optimize branch to 0 if PIC is false.
482 (elf_i386_relocate_section): Don't generate dynamic relocations
483 against undefined weak symbols if PIC is false.
484 * elf64-x86-64.c (elf_x86_64_convert_load): Disable optimization
485 if we can't estimate relocation overflow with --no-relax.
486 Convert to R_X86_64_32S/R_X86_64_32 for load with locally bound
487 symbols if PIC is false. Optimize branch to 0 if PIC is false.
488 (elf_x86_64_relocate_section): Don't generate dynamic relocations
489 against undefined weak symbols if PIC is false.
491 2016-02-26 H.J. Lu <hongjiu.lu@intel.com>
494 * bfd.c (bfd): Change flags to 20 bits.
495 (BFD_CONVERT_ELF_COMMON): New.
496 (BFD_USE_ELF_STT_COMMON): Likewise.
497 (BFD_FLAGS_SAVED): Add BFD_CONVERT_ELF_COMMON and
498 BFD_USE_ELF_STT_COMMON.
499 (BFD_FLAGS_FOR_BFD_USE_MASK): Likewise.
500 * configure.ac: Remove --enable-elf-stt-common.
501 * elf.c (swap_out_syms): Choose STT_COMMON or STT_OBJECT for
502 common symbol depending on BFD_CONVERT_ELF_COMMON and
503 BFD_USE_ELF_STT_COMMON.
504 * elfcode.h (elf_slurp_symbol_table): Set BSF_ELF_COMMON for
506 * elflink.c (bfd_elf_link_mark_dynamic_symbol): Also check
508 (elf_link_convert_common_type): New function.
509 (elf_link_output_extsym): Choose STT_COMMON or STT_OBJECT for
510 common symbol depending on BFD_CONVERT_ELF_COMMON and
511 BFD_USE_ELF_STT_COMMON. Set sym.st_info after sym.st_shndx.
512 * elfxx-target.h (TARGET_BIG_SYM): Add BFD_CONVERT_ELF_COMMON
513 and BFD_USE_ELF_STT_COMMON to object_flags.
514 (TARGET_LITTLE_SYM): Likewise.
515 * syms.c (BSF_KEEP_G): Renamed to ...
516 (BSF_ELF_COMMON): This.
517 * bfd-in2.h: Regenerated.
518 * config.in: Likewise.
519 * configure: Likewise.
521 2016-02-26 H.J. Lu <hongjiu.lu@intel.com>
526 * elf32-i386.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): New.
527 (elf_i386_link_hash_entry): Add has_got_reloc and
529 (elf_i386_link_hash_table): Add interp.
530 (elf_i386_link_hash_newfunc): Initialize has_got_reloc and
532 (elf_i386_copy_indirect_symbol): Copy has_got_reloc and
534 (elf_i386_check_relocs): Set has_got_reloc and has_non_got_reloc.
535 (elf_i386_fixup_symbol): New function.
536 (elf_i386_pie_finish_undefweak_symbol): Likewise.
537 (elf_i386_allocate_dynrelocs): Don't allocate space for dynamic
538 relocations and discard relocations against resolved undefined
539 weak symbols in executable. Don't make resolved undefined weak
540 symbols in executable dynamic. Keep dynamic non-GOT/non-PLT
541 relocation against undefined weak symbols in PIE.
542 (elf_i386_size_dynamic_sections): Set interp to .interp section.
543 (elf_i386_relocate_section): Don't generate dynamic relocations
544 against resolved undefined weak symbols in PIE, except for
546 (elf_i386_finish_dynamic_symbol): Keep PLT/GOT entries without
547 dynamic PLT/GOT relocations for resolved undefined weak symbols.
548 Don't generate dynamic relocation against resolved undefined weak
549 symbol in executable.
550 (elf_i386_finish_dynamic_sections): Call
551 elf_i386_pie_finish_undefweak_symbol on all symbols in PIE.
552 (elf_backend_fixup_symbol): New.
553 * elf64-x86-64.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): New.
554 (elf_x86_64_link_hash_entry): Add has_got_reloc and
556 (elf_x86_64_link_hash_table): Add interp.
557 (elf_x86_64_link_hash_newfunc): Initialize has_got_reloc and
559 (elf_x86_64_copy_indirect_symbol): Copy has_got_reloc and
561 (elf_x86_64_check_relocs): Set has_got_reloc and
563 (elf_x86_64_fixup_symbol): New function.
564 (elf_x86_64_pie_finish_undefweak_symbol): Likewise.
565 (elf_x86_64_allocate_dynrelocs): Don't allocate space for dynamic
566 relocations and discard relocations against resolved undefined
567 weak symbols in executable. Don't make resolved undefined weak
568 symbols in executable dynamic.
569 (elf_x86_64_size_dynamic_sections): Set interp to .interp section.
570 (elf_x86_64_relocate_section): Check relocation overflow for
571 dynamic relocations against unresolved weak undefined symbols.
572 Don't generate dynamic relocations against resolved weak
573 undefined symbols in PIE.
574 (elf_x86_64_finish_dynamic_symbol): Keep PLT/GOT entries without
575 dynamic PLT/GOT relocations for resolved undefined weak symbols.
576 Don't generate dynamic relocation against resolved undefined weak
577 symbol in executable.
578 (elf_x86_64_finish_dynamic_sections): Call
579 elf_x86_64_pie_finish_undefweak_symbol on all symbols in PIE.
580 (elf_backend_fixup_symbol): New.
582 2016-02-26 Alan Modra <amodra@gmail.com>
584 * elf64-ppc.c (create_linkage_sections): Create sfpr when
585 save_restore_funcs, rest of sections when not relocatable.
586 (ppc64_elf_init_stub_bfd): Always call create_linkage_sections.
587 (sfpr_define): Define all symbols on emitted code.
588 (ppc64_elf_func_desc_adjust): Adjust for sfpr now being created
589 when relocatable. Move sfpr_define loop earlier.
591 2016-02-24 H.J. Lu <hongjiu.lu@intel.com>
593 * elf64-x86-64.c (elf_x86_64_need_pic): New function.
594 (elf_x86_64_relocate_section): Use it. Replace
595 x86_64_elf_howto_table[r_type] with howto.
597 2016-02-24 H.J. Lu <hongjiu.lu@intel.com>
600 * elflink.c (bfd_elf_record_link_assignment): Set versioned if
601 symbol version is unknown.
603 2016-02-24 H.J. Lu <hongjiu.lu@intel.com>
605 * elf32-i386.c (elf_i386_allocate_dynrelocs): Set plt_got.offset
606 to (bfd_vma) -1 when setting needs_plt to 0.
607 * elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): Likewise.
609 2016-02-23 H.J. Lu <hongjiu.lu@intel.com>
611 * elflink.c (bfd_elf_record_link_assignment): Check for shared
612 library, instead of PIC, and don't check PDE when making linker
613 assigned symbol dynamic.
615 2016-02-23 Faraz Shahbazker <faraz.shahbazker@imgtec.com>
617 * bfd/elfxx-mips.c (_bfd_mips_post_process_headers): Increment
618 ABIVERSION for non-executable stack.
620 2016-02-23 Rich Felker <bugdal@aerifal.cx>
623 * elf32-microblaze.c (microblaze_elf_finish_dynamic_symbol):
624 Always produce a RELATIVE reloc for a local symbol.
626 2016-02-23 Hans-Peter Nilsson <hp@axis.com>
628 Fix test-case ld-elf/pr19617b
629 * elf32-cris.c (elf_cris_discard_excess_program_dynamics): Don't
630 discard unused non-function symbols when --dynamic-list-data.
632 2016-02-22 H.J. Lu <hongjiu.lu@intel.com>
634 * elflink.c (_bfd_elf_link_renumber_dynsyms): Always create the
635 dynsym section, even if it is empty, with dynamic sections.
637 2016-02-22 H.J. Lu <hongjiu.lu@intel.com>
639 * syms.c: Remove BSF_COMMON from comments.
640 * bfd-in2.h: Regenerated.
642 2016-02-22 Jiong Wang <jiong.wang@arm.com>
644 * elfnn-aarch64. (aarch64_type_of_stub): Remove redundation calcuation
645 for destination. Remove useless function parameters.
646 (elfNN_aarch64_size_stubs): Update parameters for aarch64_type_of_stub.
648 2016-02-19 Nick Clifton <nickc@redhat.com>
651 * aoutx.h (aout_link_add_symbols): Check for out of range string
655 * reloc.c (bfd_generic_get_relocated_section_contents): Stop
656 processing if we encounter a reloc without an associated symbol.
658 2016-02-18 H.J. Lu <hongjiu.lu@intel.com>
661 * elflink.c (elf_link_add_object_symbols): Always create dynamic
662 sections for -E/--dynamic-list.
664 2016-02-17 H.J. Lu <hongjiu.lu@intel.com>
666 * elf64-x86-64.c (elf_backend_omit_section_dynsym): New. Defined
669 2016-02-16 Joseph Myers <joseph@codesourcery.com>
671 * plugin.c (plugin_vec): Set match priority to 255.
672 * format.c (bfd_check_format_matches) [BFD_SUPPORTS_PLUGINS]: When
673 matching against the plugin vector, take priority from there not
676 2016-02-15 Nick Clifton <nickc@redhat.com>
678 * elf-bfd.h (struct bfd_elf_special_section): Use unsigned values
679 for length and type fields. Use a signed value for the
682 2016-02-10 H.J. Lu <hongjiu.lu@intel.com>
685 * elf32-i386.c (elf_i386_relocate_section): Mask off the least
686 significant bit in GOT offset for R_386_GOT32X.
688 2016-02-10 Nick Clifton <nickc@redhat.com>
691 * elf32-nios2.c (nios2_elf32_install_imm16): Allow for signed
693 * elf-eh-frame.c (_bfd_elf_discard_section_eh_frame): Limit the
694 number of messages about FDE encoding preventing .eh_frame_hdr
697 2016-02-09 Nick Clifton <nickc@redhat.com>
699 * oasys.c (oasys_archive_p): Fix indentation.
700 * elf32-nds32.c (nds32_elf_relax_section): Use an unsigned
701 constant for left shifting.
703 * elfnn-aarch64.c (elfNN_aarch64_relocate_section): Add a more
704 helpful warning message to explain why certain AArch64 relocs
707 2016-02-05 Simon Marchi <simon.marchi@ericsson.com>
709 * pe-mips.c (coff_mips_reloc): Fix formatting.
711 2016-02-05 Cupertino Miranda <Cupertino.Miranda@synopsys.com>
713 * cpu-arc.c: Change default archure from bfd_mach_arc_arcv2
714 to bfd_mach_arc_arc600.
716 2016-02-04 Alan Modra <amodra@gmail.com>
718 * elf64-ppc.c (ppc64_elf_relocate_section): Adjust last patch
721 2016-02-02 H.J. Lu <hongjiu.lu@intel.com>
724 * elf64-x86-64.c (elf_x86_64_convert_load): Store the estimated
725 distances in the compressed_size field of the output section.
727 2016-02-02 Alan Modra <amodra@gmail.com>
729 * elf64-ppc.c (ppc64_elf_relocate_section): Further restrict
730 ELFv2 entry optimization.
732 2016-02-02 H.J. Lu <hongjiu.lu@intel.com>
735 * elf.c (assign_section_numbers): Clear HAS_RELOC if there are
736 no relocations in relocatable files.
738 2016-02-01 H.J. Lu <hongjiu.lu@intel.com>
741 * elflink.c (elf_link_add_object_symbols): Don't add DT_NEEDED
742 if a symbol from a library loaded via DT_NEEDED doesn't match
743 the symbol referenced by regular object.
745 2016-02-01 Nathaniel Smith <njs@pobox.com>
747 * peicode.h (pe_ILF_build_a_bfd): Create an import symbol for both
750 2016-02-01 Alan Modra <amodra@gmail.com>
752 * elf64-x86-64.c (elf_x86_64_get_plt_sym_val): Don't abort on
753 an out of range reloc_index.
754 * elf32-i386.c (elf_i386_get_plt_sym_val): Likewise.
756 2016-02-01 Kamil Rytarowski <n54@gmx.com>
758 * Makefile.am (OPTIONAL_BACKENDS): Add netbsd-core.lo.
759 (OPTIONAL_BACKENDS_CFILES): Add netbsd-core.c.
760 * Makefile.in: Regenerated.
762 2016-02-01 Jan Kratochvil <jan.kratochvil@redhat.com>
764 * elf64-s390.c (elf_s390_reloc_name_lookup): Fix indentation.
766 2016-01-31 John David Anglin <danglin@gcc.gnu.org>
769 * elf32-hppa.c (elf32_hppa_final_link): Don't sort non-regular output
771 * elf64-hppa.c (elf32_hppa_final_link): Likewise. Remove retval.
773 2016-01-30 H.J. Lu <hongjiu.lu@intel.com>
776 * elf32-i386.c (elf_i386_reloc_type_class): Check relocation
777 against STT_GNU_IFUNC symbol only with dynamic symbols.
778 * elf64-x86-64.c (elf_x86_64_reloc_type_class): Likewise.
780 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
783 * dwarf2.c (_bfd_dwarf2_slurp_debug_info): Set BFD_DECOMPRESS to
784 decompress debug sections.
786 2016-01-25 Maciej W. Rozycki <macro@imgtec.com>
788 * elf32-arc.c (elf_arc_finish_dynamic_symbol): Rename `index' to
791 2016-01-25 Nick Clifton <nickc@redhat.com>
794 * mach-o.c (bfd_mach_o_close_and_cleanup): Suppress code to free
795 dsym filename buffer.
797 2016-01-24 Maciej W. Rozycki <macro@imgtec.com>
799 * elfxx-mips.c (BZ16_REG_FIELD): Simplify calculation.
801 2016-01-24 Maciej W. Rozycki <macro@imgtec.com>
803 * elfxx-mips.c (BZ16_REG): Correct calculation.
805 2016-01-21 Nick Clifton <nickc@redhat.com>
807 * elf32-arc.c (ADD_RELA): Fix compile time warning errors by
808 changing the type of _loc to be bfd_byte *.
809 (elf_arc_finish_dynamic_symbol): Likewise.
811 2016-01-21 Nick Clifton <nickc@redhat.com>
814 * elf32-arm.c (elf32_arm_create_dynamic_sections): Set the ELF
815 class of the linker stub bfd.
816 (elf32_arm_check_relocs): Skip check for pic format after
817 processing a vxWorks R_ARM_ABS12 reloc.
818 * elflink.c (bfd_elf_final_link): Check for ELFCLASSNONE when
819 reporting a class mismatch.
821 2016-01-21 Jiong Wang <jiong.wang@arm.com>
823 * elfnn-aarch64.c (aarch64_type_of_stub): Allow insert long branch
824 veneer for sym_sec != input_sec.
825 (elfNN_aarch64_size_stub): Support STT_SECTION symbol.
826 (elfNN_aarch64_final_link_relocate): Take rela addend into account when
827 calculation destination.
829 2016-01-21 Alan Modra <amodra@gmail.com>
831 * elf-linux-core.h (swap_linux_prpsinfo32_out): New function.
832 (swap_linux_prpsinfo64_out): New function.
833 (LINUX_PRPSINFO32_SWAP_FIELDS): Delete.
834 (LINUX_PRPSINFO64_SWAP_FIELDS): Delete.
835 * elf.c (elfcore_write_linux_prpsinfo32): Adjust. Don't memset.
836 (elfcore_write_linux_prpsinfo64): Likewise.
837 * elf32-ppc.c (swap_ppc_linux_prpsinfo32_out): New function.
838 (PPC_LINUX_PRPSINFO32_SWAP_FIELDS): Delete.
839 (elfcore_write_ppc_linux_prpsinfo32): Adjust. Don't memset.
841 2016-01-21 Alan Modra <amodra@gmail.com>
843 * elf-linux-core.h: Rename from elf-linux-psinfo.h.
844 * elf.c: Adjust #include.
845 * elf32-ppc.c: Don't #include elf-linux-psinfo.h
846 * Makefile.am (SOURCE_HFILES): Update.
847 * Makefile.in: Regenerate.
848 * po/SRC-PORFILES.in: Regenerate.
850 2016-01-21 Alan Modra <amodra@gmail.com>
852 * configure.ac: Move corefile selection later in file. Move
853 tdefaults code immediately after other target vector code.
854 * configure: Regenerate.
856 2016-01-20 Mickael Guene <mickael.guene@st.com>
858 * elf32-arm.c (elf32_arm_special_sections): Remove catch of noread
859 section using '.text.noread' pattern.
861 2016-01-19 John Baldwin <jhb@FreeBSD.org>
863 * elf.c (elfcore_grok_note): Recognize NT_FREEBSD_THRMISC notes.
865 2016-01-18 Miranda Cupertino <Cupertino.Miranda@synopsys.com>
866 Zissulescu Claudiu <Claudiu.Zissulescu@synopsys.com>
868 * arc-plt.def: New file.
869 * arc-plt.h: Likewise.
870 * elf32-arc.c (elf_arc_abs_plt0_entry, elf_arc_abs_pltn_entry,
871 elf_arcV2_abs_plt0_entry, elf_arcV2_abs_pltn_entry,
872 elf_arc_pic_plt0_entry, elf_arc_pic_pltn_entry,
873 elf_arcV2_pic_plt0_entry, elf_arcV2_pic_pltn_entry): Remove.
874 (name_for_global_symbol): Added.
875 (ADD_RELA): Helper to create dynamic relocs.
876 (new_got_entry_to_list): Create a new got entry in linked list.
877 (symbol_has_entry_of_type): Search for specific type of entry in
879 (is_reloc_for_GOT): return FALSE for any TLS related relocs.
880 (is_reloc_for_TLS, arc_elf_set_private_flags)
881 (arc_elf_print_private_bfd_data, arc_elf_copy_private_bfd_data)
882 (arc_elf_merge_private_bfd_data): New functions.
883 (debug_arc_reloc): Cleaned debug info printing.
884 (PDATA reloc): Changed not to perform address alignment.
885 (reverse_me): Added. Fix for ARC_32 relocs.
886 (arc_do_relocation): Return bfd_reloc_of when no relocation should
888 (arc_get_local_got_ents): Renamed from arc_get_local_got_offsets.
889 Changed function to access an array of list of GOT entries instead
890 of just an array of offsets.
891 (elf_arc_relocate_section): Added support for PIC and TLS related relocations.
892 (elf_arc_check_relocs): Likewise.
893 (elf_arc_adjust_dynamic_symbol, elf_arc_finish_dynamic_symbol,
894 (elf_arc_finish_dynamic_sections): Likewise
895 (arc_create_dynamic_sections): Modified conditions to create
897 (ADD_SYMBOL_REF_SEC_AND_RELOC): New macro.
898 (plt_do_relocs_for_symbol, relocate_plt_for_symbol)
899 (relocate_plt_for_entry): Changed to support new way to define PLT
901 (add_symbol_to_plt): Likewise.
902 (arc_elf_link_hash_table_create): New function.
904 2016-01-18 Nick Clifton <nickc@redhat.com>
907 * coff-rs6000.c (_bfd_xcoff_swap_sym_in): Sign extend external
908 section number into internal section number.
909 * coff64-rs6000.c (_bfd_xcoff64_swap_sym_in): Likewise.
910 * coffswap.h (coff_swap_sym_in): Likewise.
911 * peXXigen.c (_bfd_XXi_swap_sym_in): Likewise.
912 * coffcode.h (_coff_bigobj_swap_sym_in): Make sure that internal
913 section number field is big enough to hold the external value.
915 2016-01-17 Alan Modra <amodra@gmail.com>
917 * configure: Regenerate.
919 2016-01-12 Yury Usishchev <y.usishchev@samsung.com>
921 * elf32-arm.c (elf32_arm_fix_exidx_coverage): Insert cantunwind
922 when address in first unwind entry does not match start of
925 2016-01-08 Richard Sandiford <richard.sandiford@arm.com>
926 Jiong Wang <jiong.wang@arm.com>
929 * elf32-arm.c (elf32_arm_reloc_type_class): Map R_ARM_IRELATIVE to
932 2016-01-06 Andrew Burgess <andrew.burgess@embecosm.com>
934 * elf32-arc.c (reloc_type_to_name): Change ARC_RELOC_HOWTO to
935 place 'R_' before the reloc name returned.
936 (elf_arc_howto_table): Change ARC_RELOC_HOWTO to place 'R_' before
937 the relocation string.
939 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
941 * elfxx-mips.c (mips_elf_merge_obj_abiflags): New function,
943 (_bfd_mips_elf_merge_private_bfd_data): ... here.
945 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
947 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Move
948 attribute check after ELF file header flag check.
950 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
952 * elfxx-mips.c (mips_elf_merge_obj_attributes): Propagate the
953 return status from `_bfd_elf_merge_object_attributes'.
955 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
957 * elfxx-mips.c (mips_elf_merge_obj_e_flags): New function,
959 (_bfd_mips_elf_merge_private_bfd_data): ... here.
961 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
963 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Fold the
964 handling of input MIPS ABI flags together.
966 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
968 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Suppress
969 attribute checks for null input.
971 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
973 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Use local
974 pointers to target data.
976 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
978 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Correct
981 2016-01-01 Alan Modra <amodra@gmail.com>
983 Update year range in copyright notice of all files.
985 For older changes see ChangeLog-2015 and doc/ChangeLog-0415
987 Copyright (C) 2016 Free Software Foundation, Inc.
989 Copying and distribution of this file, with or without modification,
990 are permitted in any medium without royalty provided the copyright
991 notice and this notice are preserved.
997 version-control: never