1 2017-02-27 Nick Clifton <nickc@redhat.com>
4 * elf32-microblaze.c (microblaze_elf_finish_dynamic_symbol): Avoid
5 generating a seg-fault when encountering a symbol that has been
6 deleted by garbage collection.
8 2017-02-25 Alan Modra <amodra@gmail.com>
10 * elf32-arc.c (struct dynamic_sections): Delete.
11 (enum dyn_section_types): Delete.
12 (dyn_section_names): Delete.
13 (arc_create_dynamic_sections): Delete.
14 (elf_arc_finish_dynamic_sections): Don't call the above. Don't
15 segfault on discarded .rela.plt section.
16 (elf_arc_size_dynamic_sections): Formatting. Don't call
17 arc_create_dynamic_sections. Don't allocate memory for sections
18 handled by the generic linker. Correct code finding relocs in
19 read-only sections. Set SEC_EXCLUDE on zero size .got,
20 .got.plt, and .dynbss sections. Do set .interp for pies.
22 2017-02-24 Andrew Waterman <andrew@sifive.com>
24 * elfnn-riscv.c (GP_NAME): New macro.
25 (riscv_global_pointer_value): Use it.
26 (_bfd_riscv_relax_lui): If symbol and global pointer are in same
27 output section, consider only that section's alignment.
29 2017-02-23 Maciej W. Rozycki <macro@imgtec.com>
31 * elfxx-mips.h (_bfd_mips_relax_section): Remove prototype.
32 * elfxx-mips.c (_bfd_mips_relax_section): Remove function.
33 * elf64-mips.c (bfd_elf64_bfd_relax_section): Remove macro.
34 * elfn32-mips.c (bfd_elf32_bfd_relax_section): Likewise.
36 2017-02-23 Maciej W. Rozycki <macro@imgtec.com>
38 * elfxx-mips.c (mips_elf_calculate_relocation) <R_MIPS_JALR>
39 <R_MICROMIPS_JALR>: Discard relocation if `cross_mode_jump_p'
42 2017-02-23 Alan Modra <amodra@gmail.com>
45 * elf32-ppc.c (ppc_elf_howto_raw): Correct dst_mask on all VLE
47 (ppc_elf_vle_split16): Correct field mask and shift for 16D relocs.
48 (ppc_elf_relocate_section): Correct calculation for VLE SDAREL
51 2017-02-22 Maciej W. Rozycki <macro@imgtec.com>
54 * elflink.c (bfd_elf_size_dynamic_sections): Move symbol version
55 processing ahead of the call to `elf_gc_sweep_symbol'.
57 2017-02-22 Nick Clifton <nickc@redhat.com>
60 * opncls.c (bfd_create_gnu_debuglink_section): Give the newly
61 created section 4-byte alignment.
63 2017-02-22 Alan Modra <amodra@gmail.com>
65 * elf64-ppc.c (ppc64_elf_finish_dynamic_sections): Don't segfault
66 on .got or .plt output section being discarded by script.
67 * elf32-ppc.c (ppc_elf_finish_dynamic_sections): Likewise. Move
70 2017-02-21 Alan Modra <amodra@gmail.com>
72 * elf64-alpha.c (elf64_alpha_size_dynamic_sections): Only emit
73 DT_RELA, DT_RELASZ, and DT_RELAENT when DT_RELASZ is non-zero.
75 2017-02-20 Alan Modra <amodra@gmail.com>
78 * elflink.c (bfd_elf_final_link): Make DT_REL/DT_RELA zero
79 if DT_RELSZ/DT_RELASZ is zero.
81 2017-02-17 Nick Clifton <nickc@redhat.com>
83 * compress.c (bfd_get_full_section_contents): Remember to reduce
84 compressed size by the sizeof the compression header when
85 decompressing the contents.
87 2017-02-17 Pedro Alves <palves@redhat.com>
89 * srec.c (Chunk): Rename to ...
90 (_bfd_srec_len): ... this.
91 (S3Forced): Rename to ...
92 (_bfd_srec_forceS3): ... this.
93 * objcopy.c: Adjust all references.
95 2017-02-17 Pedro Alves <palves@redhat.com>
97 * archive.c (bsd_write_armap): Rename to ...
98 (_bfd_bsd_write_armap): ... this.
99 (coff_write_armap): Rename to ...
100 (_bfd_coff_write_armap): ... this.
101 * libbfd-in.h (bsd_write_armap): Rename to ...
102 (_bfd_bsd_write_armap): ... this.
103 (coff_write_armap): Rename to ...
104 (_bfd_coff_write_armap): ... this.
105 * aout-target.h, aout-tic30.c: Adjust all users.
106 * libbfd.h: Regenerate.
108 2017-02-17 Pedro Alves <palves@redhat.com>
110 * bfd-in.h (bfd_read, bfd_write): Adjust to rename.
111 (warn_deprecated): Rename to ...
112 (_bfd_warn_deprecated): ... this.
113 * libbfd.c (warn_deprecated): Rename to ...
114 (_bfd_warn_deprecated): ... this.
115 * bfd-in2.h: Regenerate.
117 2017-02-17 Pedro Alves <palves@redhat.com>
119 * bfdio.c (real_ftell): Rename to ...
120 (_bfd_real_ftell): ... this.
121 (real_fseek): Rename to ...
122 (_bfd_real_fseek): ... this.
123 (real_fopen): Rename to ...
124 (_bfd_real_fopen): ... this.
125 * libbfd-in.h (real_ftell): Rename to ...
126 (_bfd_real_ftell): ... this.
127 (real_fseek): Rename to ...
128 (_bfd_real_fseek): ... this.
129 (real_fopen): Rename to ...
130 (_bfd_real_fopen): ... this.
131 * cache.c, dwarf2.c, opncls.c: Adjust all callers.
132 * libbfd.h: Regenerate.
134 2017-02-17 Pedro Alves <palves@redhat.com>
136 * dwarf2.c, elf-attrs.c, elf32-nds32.c: Adjust all callers.
137 * libbfd.c (read_unsigned_leb128): Rename to ...
138 (_bfd_read_unsigned_leb128): ... this.
139 (read_signed_leb128): Rename to ...
140 (_bfd_read_signed_leb128): ... this.
141 (safe_read_leb128): Rename to ...
142 (_bfd_safe_read_leb128): ... this.
143 * libbfd-in.h (read_unsigned_leb128): Rename to ...
144 (_bfd_read_unsigned_leb128): ... this.
145 (read_signed_leb128): Rename to ...
146 (_bfd_read_signed_leb128): ... this.
147 (safe_read_leb128): Rename to ...
148 (_bfd_safe_read_leb128): ... this.
149 * libbfd.h: Renegerate.
151 2017-02-16 Andrew Burgess <andrew.burgess@embecosm.com>
153 * dwarf2.c (_bfd_dwarf2_find_nearest_line): Perform symbol lookup
154 before trying to fine matching file and line information.
156 2017-02-16 Andrew Burgess <andrew.burgess@embecosm.com>
158 * dwarf2.c (struct dwarf2_debug): Add orig_bfd member.
159 (_bfd_dwarf2_slurp_debug_info): If stashed debug information does
160 not match current bfd, then reload debug information. Record bfd
161 we're loading debug info for in the stash. If we have debug
162 informatin in the cache then perform section placement before
165 2017-02-16 Alan Modra <amodra@gmail.com>
168 * elf-bfd.h (struct elf_backend_data): Add no_page_alias.
169 * elfxx-target.h (elf_backend_no_page_alias): Define.
170 (elfNN_bed): Init new field.
171 * elf.c (assign_file_positions_for_load_sections): If no_page_alias
172 ensure PT_LOAD segment starts on a new page.
173 * elf32-hppa.c (elf_backend_no_page_alias): Define.
175 2017-02-16 Alan Modra <amodra@gmail.com>
178 * elf32-hppa.c (allocate_plt_static): Allocate space for relocs
181 2017-02-16 Jiong Wang <jiong.wang@arm.com>
183 * bfd.c (BFD_FLAGS_SAVED): Add BFD_LINKER_CREATED.
184 * bfd-in2.h: Regenerated.
186 2017-02-15 H.J. Lu <hongjiu.lu@intel.com>
189 * elf32-i386.c (elf_i386_relocate_section): Allow
190 "lea foo@GOT, %reg" in PIC.
192 2017-02-15 H.J. Lu <hongjiu.lu@intel.com>
195 * elf32-i386.c (elf_i386_relocate_section): Properly get IFUNC
196 symbol name when reporting R_386_GOT32/R_386_GOT32X relocation
197 error against local IFUNC symbol without a base register for
200 2017-02-15 Maciej W. Rozycki <macro@imgtec.com>
202 * elf32-ppc.c (ppc_elf_check_relocs): Use `%H:' rather than
203 `%P: %H:' with `info->callbacks->einfo'.
204 (ppc_elf_relocate_section): Likewise.
205 * elf64-ppc.c (ppc64_elf_check_relocs): Likewise.
206 (ppc64_elf_edit_toc): Likewise.
207 (ppc64_elf_relocate_section): Likewise.
209 2017-02-14 Alan Modra <amodra@gmail.com>
211 * elf64-ppc.c (ppc64_elf_gc_mark_dynamic_ref): Support
212 --gc-keep-exported, and test versioned field of sym rather than
213 looking for @ in name.
215 2017-02-13 Palmer Dabbelt <palmer@dabbelt.com>
217 * elfnn-riscv.c (riscv_global_pointer_value): Change _gp to
220 2017-02-13 Nick Clifton <nickc@redhat.com>
223 * dwarf2.c (_bfd_dwarf2_find_nearest_line): Check for an invalid
226 2017-02-07 Andrew Waterman <andrew@sifive.com>
228 * elfnn-riscv.c (riscv_elf_finish_dynamic_sections): Only write PLT
229 entry size if PLT header is written.
231 2017-02-06 Sheldon Lobo <sheldon.lobo@oracle.com>
233 Fix sparc64 dynamic relocation processing to use the dynamic
235 * elf64-sparc.c (elf64_sparc_slurp_one_reloc_table): Use 'dynamic'
236 to determine if bfd_get_symcount() or bfd_get_dynamic_symcount()
239 2017-02-03 Nick Clifton <nickc@redhat.com>
242 * coffcode.h (coff_write_object_contents): Enlarge size of
243 s_name_buf in order to avoid compile time warning about possible
245 * elf32-nds32.c (nds32_elf_ex9_import_table): Mask off lower
246 32-bits of insn value before printing into buffer.
248 2017-02-02 Maciej W. Rozycki <macro@imgtec.com>
250 * elfxx-mips.c (mips_elf_hash_sort_data): Add
252 (mips_elf_sort_hash_table): Handle it.
253 (mips_elf_sort_hash_table_f) <GGA_NONE>: For forced local
254 symbols bump up `max_local_dynindx' rather than
255 `max_non_got_dynindx'.
257 2017-02-02 Maciej W. Rozycki <macro@imgtec.com>
259 * elfxx-mips.c (mips_elf_hash_sort_data): Convert the
260 `min_got_dynindx', `max_unref_got_dynindx' and
261 `max_non_got_dynindx' members to the `bfd_size_type' data type.
262 (mips_elf_sort_hash_table): Adjust accordingly.
264 2017-02-02 Maciej W. Rozycki <macro@imgtec.com>
266 * elfxx-mips.c (mips_elf_sort_hash_table): Use `htab' throughout
267 to access the hash table.
269 2017-02-02 Maciej W. Rozycki <macro@imgtec.com>
271 * elfxx-mips.c (mips_elf_sort_hash_table): Move assertion on
272 non-NULL `htab' to the beginning.
274 2017-02-02 Maciej W. Rozycki <macro@imgtec.com>
276 * elflink.c (elf_gc_sweep): Wrap overlong line.
278 2017-01-30 Maciej W. Rozycki <macro@imgtec.com>
280 * elfxx-mips.h (_bfd_mips_elf_insn32): Rename prototype to...
281 (_bfd_mips_elf_linker_flags): ... this. Add another parameter.
282 * elfxx-mips.c (mips_elf_link_hash_table): Add
283 `ignore_branch_isa' member.
284 (mips_elf_perform_relocation): Do not treat an ISA mode mismatch
285 in branch relocation calculation as an error if
286 `ignore_branch_isa' has been set.
287 (_bfd_mips_elf_insn32): Rename to...
288 (_bfd_mips_elf_linker_flags): ... this. Rename the `on'
289 parameter to `insn32' and add an `ignore_branch_isa' parameter.
290 Handle the new parameter.
292 2017-01-27 Hans-Peter Nilsson <hp@axis.com>
294 * elf32-cris.c (elf_cris_finish_dynamic_symbol): Remove now unused
295 local variable dynobj.
298 * elf32-cris.c (elf_cris_size_dynamic_sections): Handle sdynrelro.
299 (elf_cris_adjust_dynamic_symbol): Place variables copied into the
300 executable from read-only sections into sdynrelro.
301 (elf_cris_finish_dynamic_symbol): Select sreldynrelro for
302 dynamic relocs in sdynrelro.
303 (elf_backend_want_dynrelro): Define.
305 2017-01-25 Sebastian Huber <sebastian.huber@embedded-brains.de>
307 * config.bfd (*-*-rtemsaout*): Mark as removed.
309 2017-01-25 Sebastian Huber <sebastian.huber@embedded-brains.de>
311 * config.bfd (powerpcle-*-rtems*): Do not mark as removed.
312 (arm-*-rtems*): Move to (arm*-*-eabi*).
313 (i[3-7]86-*-rtems*): Move to (i[3-7]86-*-elf*).
314 (m68-*-rtems*): Move to (m68*-*-elf*).
316 2017-01-25 Sebastian Huber <sebastian.huber@embedded-brains.de>
318 * config.bfd (*-*-rtemscoff*): Mark as removed.
320 2017-01-24 Maciej W. Rozycki <macro@imgtec.com>
323 * elflink.c (bfd_elf_record_link_assignment): Revert last
324 change and don't ever clear `forced_local'. Set `mark'
326 (elf_gc_sweep_symbol_info, elf_gc_sweep_symbol): Reorder within
328 (elf_gc_sweep): Move the call to `elf_gc_sweep_symbol'...
329 (bfd_elf_size_dynamic_sections): ... here.
330 * elf32-ppc.c (ppc_elf_tls_setup): Don't clear `forced_local'
331 and set `mark' instead in `__tls_get_addr_opt' processing.
332 * elf64-ppc.c (ppc64_elf_tls_setup): Likewise.
334 2017-01-24 Alan Modra <amodra@gmail.com>
336 * elf32-ppc.c (ppc_elf_adjust_dynamic_symbol): Merge two cases
337 where dynamic relocs are preferable. Allow ifunc too.
338 (ensure_undefweak_dynamic): New function.
339 (allocate_dynrelocs): Use it here. Move plt handling last and
340 don't make symbols dynamic, simplifying loop. Only make undef
341 weak symbols with GOT entries dynamic. Correct condition
342 for GOT relocs. Handle dynamic relocs on ifuncs. Correct
343 comments. Remove goto.
344 (ppc_elf_relocate_section): Correct test for using dynamic
345 symbol on GOT relocs. Rearrange test for emitting GOT relocs
346 to suit. Set up explicit tls_index entries and implicit GOT
347 tls_index entries resolvable at link time for
348 __tls_get_addr_opt. Simplify test to clear mem for prelink.
349 * elf64-ppc.c (allocate_got): Correct condition for GOT relocs.
350 (ensure_undefweak_dynamic): New function.
351 (allocate_dynrelocs): Use it here. Only make undef weak symbols
352 with GOT entries dynamic. Remove unnecessary test of
353 WILL_CALL_FINISH_DYNAMIC_SYMBOL in PLT handling.
354 (ppc64_elf_relocate_section): Correct test for using dynamic
355 symbol on GOT relocs. Rearrange test for emitting GOT relocs
356 to suit. Set up explicit tls_index entries and implicit GOT
357 tls_index entries resolvable at link time for __tls_get_addr_opt.
358 Simplify expression to clear mem for prelink.
360 2017-01-23 Yury Norov <ynorov@caviumnetworks.com>
362 * elfnn-aarch64.c: Fix relaxations for ILP32 mode.
364 2017-01-20 Jiong Wang <jiong.wang@arm.com>
366 * elfnn-aarch64.c (elf_aarch64_hash_symbol): New function.
367 (elf_backend_hash_symbol): Define.
369 2017-01-18 Maciej W. Rozycki <macro@imgtec.com>
372 * elflink.c (bfd_elf_record_link_assignment): Clear any
373 `forced_local' marking for DSO symbols that are not being
376 2017-01-17 Kuan-Lin Chen <kuanlinchentw@gmail.com>
378 * elfnn-riscv.c (riscv_elf_object_p): New function.
380 2017-01-12 H.J. Lu <hongjiu.lu@intel.com>
383 * elf64-x86-64.c (elf_x86_64_link_hash_table): Add
385 (elf_x86_64_check_relocs): Create .eh_frame section for the
387 (elf_x86_64_size_dynamic_sections): Allocate and initialize
388 .eh_frame section for the .plt.bnd section.
389 (elf_x86_64_finish_dynamic_sections): Adjust .eh_frame section
390 for the .plt.bnd section.
392 2017-01-12 Nick Clifton <nickc@redhat.com>
395 * opncls.c (find_separate_debug_file): Add include_dirs
396 parameter. Only include the directory part of the bfd's filename
397 in search paths if include_dirs is true. Add a couple of extra
398 locations for looking for debug files.
399 ( bfd_follow_gnu_debuglink): Update invocation of
400 find_separate_debug_file.
401 (bfd_follow_gnu_debugaltlink): Likewise.
402 (get_build_id): New function: Finds the build-id of the given bfd.
403 (get_build_id_name): New function: Computes the name of the
404 separate debug info file for a bfd, based upon its build-id.
405 (check_build_id_file): New function: Checks to see if a separate
406 debug info file exists at the given location, and that its
407 build-id matches that of the original bfd.
408 (bfd_follow_build_id_debuglink): New function: Finds a separate
409 debug info file for a given bfd by using the build-id method.
410 * dwarf2.c (_bfd_dwarf2_slurp_debug_info): Try using the build-id
411 method of locating a separate debug info file before using the
413 * bfd-in2.h: Regenerate.
415 2017-01-11 H.J. Lu <hongjiu.lu@intel.com>
418 * elf64-x86-64.c (elf_x86_64_eh_frame_bnd_plt): New.
419 (elf_x86_64_bnd_arch_bed): Use elf_x86_64_eh_frame_bnd_plt and
420 elf_x86_64_eh_frame_plt_got.
421 (elf_x86_64_size_dynamic_sections): Get unwind info from
422 elf_x86_64_bnd_arch_bed for the BND PLT.
424 2017-01-11 Jeremy Soller <jackpot51@gmail.com>
426 * config.bfd: Add entries for i686-redox and x86_64-redox.
428 2017-01-10 H.J. Lu <hongjiu.lu@intel.com>
430 * elf32-i386.c (elf_i386_check_relocs): Align .eh_frame section
432 * elf64-x86-64.c (elf_x86_64_create_dynamic_sections): Align
433 .eh_frame section to 4 bytes for x32.
434 (elf_x86_64_check_relocs): Likewise.
436 2017-01-10 H.J. Lu <hongjiu.lu@intel.com>
439 * elf32-i386.c (elf_i386_eh_frame_plt_got): New.
440 (PLT_GOT_FDE_LENGTH): Likewise.
441 (elf_i386_plt_layout): Add eh_frame_plt_got and
442 eh_frame_plt_got_size.
443 (elf_i386_plt): Updated.
444 (elf_i386_link_hash_table): Add plt_got_eh_frame.
445 (elf_i386_check_relocs): Create .eh_frame section for .plt.got.
446 (elf_i386_size_dynamic_sections): Allocate and initialize
447 .eh_frame section for .plt.got.
448 (elf_i386_finish_dynamic_sections): Adjust .eh_frame section for
450 (elf_i386_nacl_plt): Add FIXME for eh_frame_plt_got and
451 eh_frame_plt_got_size.
452 * elf64-x86-64.c (elf_x86_64_eh_frame_plt_got): New.
453 (PLT_GOT_FDE_LENGTH): Likewise.
454 (elf_x86_64_backend_data): Add eh_frame_plt_got and
455 eh_frame_plt_got_size.
456 (elf_x86_64_arch_bed): Updated.
457 (elf_x86_64_bnd_arch_bed): Add FIXME for eh_frame_plt_got and
458 eh_frame_plt_got_size.
459 (elf_x86_64_nacl_arch_bed): Likewise.
460 (elf_x86_64_link_hash_table): Add plt_got_eh_frame.
461 (elf_x86_64_check_relocs): Create .eh_frame section for .plt.got.
462 (elf_x86_64_size_dynamic_sections): Allocate and initialize
463 .eh_frame section for .plt.got.
464 (elf_x86_64_finish_dynamic_sections): Adjust .eh_frame section
467 2017-01-10 H.J. Lu <hongjiu.lu@intel.com>
469 * elf32-i386.c (elf_i386_size_dynamic_sections): Set
470 plt_eh_frame->size to eh_frame_plt_size and use eh_frame_plt.
472 2017-01-09 Nick Clifton <nickc@redhat.com>
474 * dwarf2.c (lookup_address_in_function_table): Return early if
475 there are no functions in the given comp unit, or if the high
476 address of the last function in the comp unit is less than the
479 2017-01-09 Nick Clifton <nickc@redhat.com>
482 * coffgen.c (_bfd_coff_get_external_symbols): Generate an error
483 message if there are too many symbols to load.
485 2017-01-04 James Clarke <jrtc27@jrtc27.com>
487 * elf64-alpha.c (elf64_alpha_relax_opt_call): Don't set tsec_free
488 if relocs are cached.
490 2017-01-03 Rich Felker <bugdal@aerifal.cx>
493 * elf32-microblaze.c (microblaze_elf_check_relocs): Add an entry
494 for R_MICROBLAZE_GOTOFF_64.
496 2017-01-03 Nick Clifton <nickc@redhat.com>
498 * mach-o.c (bfd_mach_o_lookup_uuid_command): Fix compile time
499 warning about using a possibly uninitialised variable.
501 2017-01-02 Alan Modra <amodra@gmail.com>
503 * elf32-hppa.c (ensure_undef_weak_dynamic): New function.
504 (allocate_plt_static, allocate_dynrelocs): Use it.
506 2017-01-02 Alan Modra <amodra@gmail.com>
508 * elf-hppa.h (elf_hppa_fake_sections): Set SHF_INFO_LINK for
509 .PARISC.unwind section.
511 2017-01-02 Alan Modra <amodra@gmail.com>
514 * elfxx-sparc.c (gdop_relative_offset_ok): New function.
515 (_bfd_sparc_elf_relocate_section): Use it to validate GOT
516 indirect to GOT pointer relative code edit.
518 2017-01-02 Alan Modra <amodra@gmail.com>
520 Update year range in copyright notice of all files.
522 For older changes see ChangeLog-2016
524 Copyright (C) 2017 Free Software Foundation, Inc.
526 Copying and distribution of this file, with or without modification,
527 are permitted in any medium without royalty provided the copyright
528 notice and this notice are preserved.
534 version-control: never