1 2017-12-01 Cary Coutant <ccoutant@gmail.com>
4 * testsuite/debug_msg.sh: Adjust expected line numbers.
5 * testsuite/odr_violation2.cc (DummyFunction): New function.
7 2017-12-01 Cary Coutant <ccoutant@gmail.com>
10 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): Compile with
12 (two_file_test_1_ndebug.o): Likewise.
13 * testsuite/Makefile.in: Regenerate.
14 * testsuite/two_file_test_1.cc: Touch to force recompilation with new
16 * testsuite/two_file_test_1_v1.cc: Likewise.
18 2017-12-01 Cary Coutant <ccoutant@gmail.com>
21 * options.h (-fuse-ld): Use NULL instead of empty string.
23 2017-12-01 Benjamin Peterson <bp@benjamin.pe>
26 * gold.cc (queue_initial_tasks) Check for number of real input files.
27 * options.cc (Command_line::process) Check for unterminated --start-lib
29 * testsuite/Makefile.am: Add new test script.
30 * testsuite/Makefile.in: Regenerate.
31 * testsuite/check_empty_command_lines.sh: New test script.
33 2017-11-17 Stephen Crane <sjc@immunant.com>
36 * symtab.cc (Symbol_table::add_from_object): Only rescan for
37 undefined symbols in regular, not dynamic, objects.
39 2017-11-30 Peter Smith <peter.smith@linaro.org>
42 * aarch64.cc (Aarch64_relobj::update_erratum_address): New method.
43 (AArch64_relobj::scan_errata): Update addresses in stub table after
46 2017-11-30 Peter Smith <peter.smith@linaro.org>
47 Cary Coutant <ccoutant@gmail.com>
50 * aarch64.cc (Erratum_stub::invalidate_erratum_stub): Use erratum_insn_
51 instead of relobj_ to invalidate the stub.
52 (Erratum_stub::is_invalidated_erratum_stub): Likewise.
54 2017-11-30 Peter Smith <peter.smith@linaro.org>
57 * aarch64.cc (AArch64_relobj::fix_errata_and_relocate_erratum_stubs):
58 Fix calculation of stub address.
60 2017-11-29 Stefan Stroe <stroestefan@gmail.com>
62 * po/Make-in (datadir): Define as @datadir@.
63 (localedir): Define as @localedir@.
64 (gnulocaledir, gettextsrcdir): Use @datarootdir@.
66 2017-11-28 Cary Coutant <ccoutant@gmail.com>
68 * resolve.cc (Symbol_table::resolve): Allow multiply-defined absolute
69 symbols when they have the same value.
71 2017-11-28 Cary Coutant <ccoutant@gmail.com>
73 * object.h (class Sized_relobj_file): Remove discarded_eh_frame_shndx_.
74 * object.cc (Sized_relobj_file::Sized_relobj_file): Likewise.
75 (Sized_relobj_file::layout_eh_frame_section): Likewise.
76 (Sized_relobj_file::do_count_local_symbols): Check for optimized
77 .eh_frame section by other means.
78 (Sized_relobj_file::compute_final_local_value_internal): Likewise.
80 2017-11-28 H.J. Lu <hongjiu.lu@intel.com>
82 * testsuite/pr22266_a.c: Add a newline at end of file.
84 2017-11-27 Cary Coutant <ccoutant@gmail.com>
88 * object.cc (Sized_relobj_file::compute_final_local_value_internal):
89 Revert changes from 2017-11-08 patch. Adjust symbol value in
90 relocatable links for non-section symbols.
91 (Sized_relobj_file::compute_final_local_value): Revert changes from
93 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
94 (Sized_relobj_file::write_local_symbols): Revert changes from
96 * object.h (Sized_relobj_file::compute_final_local_value_internal):
97 Revert changes from 2017-11-08 patch.
98 * powerpc.cc (Target_powerpc::relocate_relocs): Adjust addend for
100 * target-reloc.h (relocate_relocs): Adjust addend for relocatable links.
101 * testsuite/pr22266_a.c (hello): New function.
102 * testsuite/pr22266_main.c (main): Add test for merge sections.
103 * testsuite/pr22266_script.t: Add rule for .rodata.
105 2017-11-19 Ian Lance Taylor <iant@google.com>
106 Cary Coutant <ccoutant@gmail.com>
108 * dwarf_reader.h (class Dwarf_info_reader): Add ref_addr_size
110 * dwarf_reader.cc (Dwarf_die::read_attributes): Use ref_addr_size
111 for DW_FORM_ref_addr_size.
112 (Dwarf_die::skip_attributes): Likewise.
114 2017-11-08 H.J. Lu <hongjiu.lu@intel.com>
117 * layout.cc (Layout::define_section_symbols): Use STV_PROTECTED
118 for __start and __stop symbols.
119 * symtab.cc (Symbol_table::define_special_symbol): Add an
120 argument, visibility. Ignore definition and reference from
121 a dynamic object, depending on visibility.
122 (Symbol_table::do_define_in_output_data): Pass visibility to
123 define_special_symbol.
124 (Symbol_table::do_define_in_output_segment): Likewise.
125 (Symbol_table::do_define_as_constant): Likewise.
126 (Symbol_table::add_undefined_symbol_from_command_line): Pass
127 STV_DEFAULT to define_special_symbol.
128 * symtab.h (Symbol_table::define_special_symbol): Add an
129 argument, visibility.
131 2017-11-08 James Clarke <jrtc27@jrtc27.com>
134 * object.cc (Sized_relobj_file::compute_final_local_value_internal):
135 Drop relocatable parameter and stop adjusting output value based on
137 (Sized_relobj_file::compute_final_local_value): Stop passing
138 relocatable to compute_final_local_value_internal.
139 (Sized_relobj_file::do_finalize_local_symbols): Ditto.
140 * object.h (Sized_relobj_file::compute_final_local_value_internal):
141 Drop relocatable parameter.
143 2017-11-08 Kyle Butt <iteratee@google.com>
145 * object.cc (do_find_special_sections): Fix a thinko with memmem return
146 values and check for != NULL rather than == 0.
148 2017-11-07 Alan Modra <amodra@gmail.com>
150 * system.h (textdomain, bindtextdomain): Use safer "do nothing".
151 (ngettext, dngettext, dcngettext): Define when !ENABLE_NLS.
153 2017-10-25 Alan Modra <amodra@gmail.com>
155 * symtab.cc (Symbol_table::add_from_relobj): Match "__gnu_lto_slim"
156 optionally prefixed with "_".
158 2017-10-20 Sriraman Tallam <tmsriram@google.com>
160 * options.h (-z,text_unlikely_segment): New option.
161 * layout.cc (Layout::layout): Create new output section
162 for .text.unlikely sections with the new option.
163 (Layout::segment_precedes): Check for the new option
164 when segment flags match.
165 * testsuite/text_unlikely_segment.cc: New test source.
166 * testsuite/text_unlikely_segment.sh: New test script.
167 * testsuite/Makefile.am (text_unlikely_segment): New test.
168 * testsuite/Makefile.in: Regenerate.
170 2017-10-19 Umesh Kalappa <ukalappa@cisco.com>
172 * arm.cc (Stub::do_fixed_endian_write):Far call stubs support for arm
174 * testsuite/Makefile.am: New test cases.
175 * testsuite/Makefile.in: Regenerate.
176 * testsuite/arm_farcall_arm_arm_be8.sh: New script for arm to arm far
178 * testsuite/arm_farcall_thumb_thumb_be8.sh: New script for thumb to
179 thumb far call stubs.
181 2017-10-18 Kyle Butt <iteratee@google.com>
182 Alan Modra <amodra@gmail.com>
184 * powerpc.cc (Target_powerpc::Scan::local): Correct dst_off
185 calculation for TOC16 relocs.
186 (Target_powerpc::Scan::global): Likewise.
188 2017-09-26 Cary Coutant <ccoutant@gmail.com>
191 * sparc.cc (Target_sparc): Fix incorrect register mask.
193 2017-09-22 Jim Wilson <jim.wilson@linaro.org>
195 * aarch64.cc (Target_aarch64::aarch64_info): Set
196 is_default_stack_executable to false.
198 2017-09-22 Alan Modra <amodra@gmail.com>
200 * resolve.cc (clone): Fix got_offset_list test.
202 2017-09-22 Alan Modra <amodra@gmail.com>
204 * powerpc.cc (Target_powerpc<64,*>::powerpc_info): Set
205 is_default_stack_executable false.
207 2017-09-20 Teresa Johnson <tejohnson@google.com>
209 * plugin.cc (is_visible_from_outside): Check for export dynamic symbol
211 * testsuite/Makefile.am (plugin_test_12): New test.
212 * testsuite/Makefile.in: Regenerate.
213 * testsuite/export_dynamic_plugin.cc: New test source.
214 * testsuite/plugin_test_12.sh: New test script.
216 2017-09-20 Alan Modra <amodra@gmail.com>
218 * powerpc.cc (Target_powerpc::Branch_info::make_stub): Put
219 stubs for ppc32 non-branch relocs in first stub table.
220 (Target_powerpc::Relocate::relocate): Resolve similarly.
222 2017-09-19 Alan Modra <amodra@gmail.com>
224 * options.h (stub-group-multi): Default to true. Add
225 --no-stub-group-multi.
227 2017-08-30 Alan Modra <amodra@gmail.com>
229 * powerpc.cc (Target_powerpc::Relocate::relocate): Nop addis on
230 TPREL16_HA, and convert insn on TPREL16_LO and TPREL16_LO_DS
231 relocs to use r2/r13 when addis would add zero.
233 2017-08-29 Alan Modra <amodra@gmail.com>
235 * options.h (tls_get_addr_optimize): New option.
236 * symtab.h (Symbol::clear_in_reg, clone): New functions.
237 (Sized_symbol::clone): New function.
238 (Symbol_table::clone): New function.
239 * resolve.cc (Symbol::clone, Sized_symbol::clone): New functions.
240 * powerpc.cc (Target_powerpc::has_tls_get_addr_opt_,
241 tls_get_addr_, tls_get_addr_opt_): New vars.
242 (Target_powerpc::tls_get_addr_opt, tls_get_addr,
243 is_tls_get_addr_opt, replace_tls_get_addr,
244 set_has_tls_get_addr_opt, stk_linker): New functions.
245 (Target_powerpc::Track_tls::maybe_skip_tls_get_addr_call): Add
246 target param. Update callers. Compare symbols rather than names.
247 (Target_powerpc::do_define_standard_symbols): Init tls_get_addr_
248 and tls_get_addr_opt_.
249 (Target_powerpc::Branch_info::mark_pltcall): Translate tls_get_addr
250 sym to tls_get_addr_opt.
251 (Target_powerpc::Branch_info::make_stub): Likewise.
252 (Stub_table::define_stub_syms): Likewise.
253 (Target_powerpc::Scan::global): Likewise.
254 (Target_powerpc::Relocate::relocate): Likewise.
255 (add_3_12_2, add_3_12_13, bctrl, beqlr, cmpdi_11_0, cmpwi_11_0,
256 ld_11_1, ld_11_3, ld_12_3, lwz_11_3, lwz_12_3, mr_0_3, mr_3_0,
257 mtlr_11, std_11_1): New constants.
258 (Stub_table::eh_frame_added_): Delete.
259 (Stub_table::tls_get_addr_opt_bctrl_, plt_fde_len_, plt_fde_): New vars.
260 (Stub_table::init_plt_fde): New functions.
261 (Stub_table::add_eh_frame, replace_eh_frame): Move definition out
262 of line. Init and use plt_fde_.
263 (Stub_table::plt_call_size): Return size for tls_get_addr stub.
264 Extract alignment code to..
265 (Stub_table::plt_call_align): ..this new function. Adjust all callers.
266 (Stub_table::add_plt_call_entry): Set has_tls_get_addr_opt and
267 tls_get_addr_opt_bctrl, and align after that.
268 (Stub_table::do_write): Write out tls_get_addr stub.
269 (Target_powerpc::do_finalize_sections): Emit DT_PPC_OPT
270 PPC_OPT_TLS/PPC64_OPT_TLS bit.
271 (Target_powerpc::Relocate::relocate): Don't check for or modify
272 nop following bl for tls_get_addr stub.
274 2017-08-29 Alan Modra <amodra@gmail.com>
276 * symtab.h (Symbol): Split u_ into u1_ and u2_. Adjust accessors
277 to suit. Move plt_offset_ before got_offsets_.
278 * symtab.cc (Symbol::init_fields): Adjust for union change.
279 (Symbol::init_base_output_data): Likewise.
280 (Symbol::init_base_output_segment): Likewise.
281 (Symbol::allocate_base_common): Likewise.
282 (Symbol::output_section): Likewise.
283 (Symbol::set_output_section): Likewise.
284 (Symbol::set_output_segment): Likewise.
285 * resolve.cc (Symbol::override_base): Likewise.
286 (Symbol::override_base_with_special): Likewise.
288 2017-08-28 Igor Kudrin <ikudrin@accesssoftek.com>
290 * aarch64.cc (Target_aarch64::Relocate::relocate_tls):
291 Make got_tlsdesc_offset signed and fix its calculation.
292 * testsuite/Makefile.am (aarch64_tlsdesc): New test.
293 * testsuite/Makefile.in: Regenerate.
294 * testsuite/aarch64_tlsdesc.s: New test source file.
295 * testsuite/aarch64_tlsdesc.sh: New test script.
296 * testsuite/aarch64_tlsdesc.t: New test linker script.
298 2017-08-28 Alan Modra <amodra@gmail.com>
301 * powerpc.cc (Target_powerpc::is_elfv2_localentry0): Test
303 (Target_powerpc::resolve): New function.
304 (powerpc_info): Set has_resolve for 64-bit.
305 * target.h (Sized_target::resolve): Return bool.
306 * resolve.cc (Symbol_table::resolve): Continue with normal
307 processing when target resolve returns false.
308 * symtab.h (Symbol::non_zero_localentry, set_non_zero_localentry):
310 (Symbol::non_zero_localentry_): New flag bit.
311 * symtab.cc (Symbol::init_fields): Init non_zero_localentry_.
313 2017-08-08 Romain Geissler <romain.geissler@gmail.com>
314 Alan Modra <amodra@gmail.com>
316 * configure.ac: Add --enable-default-hash-style option.
317 * options.h (hash_style): Use DEFAULT_HASH_STYLE as default value.
318 * configure: Regenerate.
319 * config.in: Regenerate.
321 2017-08-03 James Clarke <jrtc27@jrtc27.com>
323 * options.h (General_options): Set a non-NULL second help string
324 argument for relax to allow --no-relax.
326 2017-08-01 Alan Modra <amodra@gmail.com>
328 * ehframe.cc (Fde::operator==): New.
329 (Cie::remove_fde, Eh_frame::remove_ehframe_for_plt): New.
330 * ehframe.h (Fde::operator==): Declare.
331 (Cie::remove_fde, Eh_frame::remove_ehframe_for_plt): Likewise.
332 * layout.cc (Layout::remove_eh_frame_for_plt): New.
333 * layout.h (Layout::remove_eh_frame_for_plt): Declare.
334 * powerpc.cc (Target_powerpc::do_relax): Remove old eh_frame FDEs.
335 (Stub_table::add_eh_frame): Delete eh_frame_added_ condition.
336 Don't add eh_frame for empty stub section.
337 (Stub_table::remove_eh_frame): New.
339 2017-07-31 Alan Modra <amodra@gmail.com>
341 * options.h (no_tls_optimize): New powerpc option.
342 * powerpc.cc (Target_powerpc::abiversion, set_abiversion): Formatting.
343 (Target_powerpc::stk_toc): Formatting, fix comment.
344 (Target_powerpc::Track_tls::tls_get_addr_state): Rename from
346 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
347 Return TLSOPT_NONE when !tls_optimize.
348 (Target_powerpc::add_global_pair_with_rel): Check
349 for existing reloc before reserving.
350 (Target_powerpc::add_local_tls_pair): Likewise.
352 2017-07-31 Alan Modra <amodra@gmail.com>
355 * powerpc.cc (Target_powerpc::scan_relocs): Warn on --plt-localentry
356 without ld.so checks.
358 2017-07-29 Alan Modra <amodra@gmail.com>
361 * powerpc.cc (Target_powerpc::scan_relocs): Default to
364 2017-07-28 H.J. Lu <hongjiu.lu@intel.com>
367 * compressed_output.cc (Output_compressed_section::set_final_data_size):
368 Call put_ch_reserved to clear the reserved field for 64-bit ELF.
370 2017-07-26 H.J. Lu <hongjiu.lu@intel.com>
372 * mips.cc (Mips_relocate_functions): Add "llu" suffix to
375 2017-07-23 Alan Modra <amodra@gmail.com>
377 * powerpc.cc (glink_eh_frame_fde_64v2): Correct advance to
379 (glink_eh_frame_fde_64v1): Advance to restore of LR at latest
382 2017-07-18 Nick Clifton <nickc@redhat.com>
385 * aarch64.cc: Fix spelling typos.
387 * layout.cc: Likewise.
388 * powerpc.cc: Likewise.
389 * x86_64.cc: Likewise.
391 2017-07-12 Alan Modra <amodra@gmail.com>
393 * po/es.po: Update from translationproject.org/latest/gold/.
394 * po/fi.po: Likewise.
395 * po/fr.po: Likewise.
396 * po/id.po: Likewise.
397 * po/it.po: Likewise.
398 * po/vi.po: Likewise.
399 * po/zh_CN.po: Likewise.
400 * po/ja.po: New file from translationproject.org.
401 * po/sv.po: Likewise.
402 * po/uk.po: Likewise.
404 2017-07-06 Han Shen <shenhan@google.com>
407 * aarch64.cc (Erratum_stub::invalidate_erratum_stub): New method.
408 (Erratum_stub::is_invalidated_erratum_stub): New method.
409 (Stub_table::relocate_reloc_stub): Renamed from "relocate_stub".
410 (Stub_table::relocate_reloc_stubs): Renamed from "relocate_stubs".
411 (Stub_table::relocate_erratum_stub): New method.
412 (AArch64_relobj::fix_errata_and_relocate_erratum_stubs): Renamed from
414 (Target_aarch64::relocate_reloc_stub): Renamed from "relocate_stub".
416 2017-06-23 Alan Modra <amodra@gmail.com>
418 * options.h (General_options): Add plt_localentry.
419 * powerpc.cc (Target_powerpc::st_other): New function.
420 (Target_powerpc::plt_localentry0_, plt_localentry0_init_,
421 has_localentry0_): New vars.
422 (Target_powerpc::plt_localentry0, set_has_localentry0,
423 is_elfv2_localentry0): New functions.
424 (Target_powerpc::Branch_info::mark_pltcall): Don't set tocsave or
425 return true for localentry:0 calls.
426 (Stub_table::Plt_stub_ent::localentry0_): New var.
427 (Stub_table::add_plt_call_entry): Set localentry0_ and has_localentry0_.
428 Don't set r2save_ for localentry:0 calls.
429 (Output_data_glink::do_write): Save r2 in __glink_PLTresolve for elfv2.
430 (Target_powerpc::scan_relocs): Default plt_localentry0_.
431 (Target_powerpc::do_finalize_sections): Set DT_PPC64_OPT.
432 (Target_powerpc::Relocate::relocate): Don't require nop following
433 calls for localentry:0 plt calls, and don't change nop.
435 2017-06-23 Alan Modra <amodra@gmail.com>
437 * powerpc.cc (Target_powerpc::tocsave_loc_): New var.
438 (Target_powerpc::mark_pltcall, add_tocsave, tocsave_loc): New functions.
439 (Target_powerpc::Branch_info::tocsave_): New var.
440 (Target_powerpc::Branch_info::mark_pltcall): New function.
441 (Target_powerpc::Branch_info::make_stub): Pass tocsave_ to
443 (Stub_table::Plt_stub_ent): Make public. Add r2save_.
444 (Stub_table::add_plt_call_entry): Add bool tocsave_ param. Set
446 (Stub_table::find_plt_call_entry): Return Plt_stub_ent*. Adjust
448 (Stub_table::do_write): Conditionally output r2 save in plt stubs.
449 (Target_powerpc::Scan::local): Handle R_PPC64_TOCSAVE.
450 (Target_powerpc::Scan::global): Likewise.
451 (Target_powerpc::Relocate::relocate): Skip r2 save in plt call stub
452 with tocsave reloc. Replace header tocsave nop with r2 save.
453 * symtab.h (struct Symbol_location_hash): Make public.
455 2017-06-21 Alan Modra <amodra@gmail.com>
457 * powerpc.cc (Plt_stub_key): Rename from Plt_stub_ent. Remove indx_.
458 (Plt_stub_key_hash): Rename from Plt_stub_ent_hash.
459 (struct Plt_stub_ent): New.
460 (Plt_stub_entries): Map from Plt_stub_key to Plt_stub_ent. Adjust
463 2017-06-20 Eric Christopher <echristo@gmail.com>
465 * aarch64.cc (scan_reloc_for_stub): Use plt_address_for_global to
466 calculate the symbol value.
467 (scan_reloc_section_for_stubs): Allow stubs to be created for
469 (maybe_apply_stub): Handle creating stubs for weak symbols to
470 match the code in scan_reloc_for_stub.
472 2017-06-20 James Clarke <jrtc27@jrtc27.com>
474 * powerpc.cc (Stub_table::define_stub_syms): Always include object's
477 2017-06-15 Eric Christopher <echristo@gmail.com>
479 * aarch64.cc: Fix a few typos and grammar-os.
481 2017-06-15 Jiong Wang <jiong.wang@arm.com>
483 * aarch64.cc (Insn_utilities::is_mrs_tpidr_el0): New method.
484 (AArch64_relobj<size, big_endian>::try_fix_erratum_843419_optimized):
485 Return ture for some TLS relaxed sequences.
487 2017-06-07 Eric Christopher <echristo@gmail.com>
489 * aarch64.cc (maybe_apply_stub): Add debug logging for looking
490 up stubs to undefined symbols and early return rather than
491 fail to look them up.
492 (scan_reloc_for_stub): Add debug logging for no stub creation
493 for undefined symbols.
495 2017-05-23 Alan Modra <amodra@gmail.com>
498 * options.h: Add --emit-stub-syms option.
499 * powerpc.cc (object_id): New.
500 (Powerpc_relobj): Add uniq_ and accessor. Sort variables for
502 (Powerpc_dynobj): Sort variables for better packing.
503 (Target_powerpc::define_local): New function.
504 (Target_powerpc::group_sections): Pass stub table size to
505 Stub_table constructor.
506 (Target_powerpc::do_relax): Define stub and glink symbols.
507 (Stub_table): Add uniq_ variable, and id param to constructor.
508 (Stub_table::Plt_stub_ent): Add indx_ variable.
509 (Stub_table::Branch_stub_entries): Move typedef earlier.
510 (Stub_table::branch_stub_size): Replace "to" parameter with a
511 Branch_stub_entries iterator.
512 (Stub_table::add_long_branch_entry): Adjust to suit.
513 (Stub_table::add_plt_call_entry): Set indx_.
514 (Stub_table::define_stub_syms): New function.
516 2017-05-15 Eric Christopher <echristo@gmail.com>
518 * layout.cc (Layout::segment_precedes): Add a case for testing
519 pointer equality when determining which segment precedes
522 2017-05-13 James Clarke <jrtc27@jrtc27.com>
525 * gold.cc (Target_sparc::Relocate::relocate_tls): Local
526 variables are final for position-independent executables. This
527 has to be consistent with Target_sparc::Scan::local otherwise
528 they will disagree as to whether local-exec is used.
530 2017-05-12 Igor Kudrin <ikudrin@accesssoftek.com>
534 (AArch64_relobj::convert_input_section_to_relaxed_section):
535 Set the section offset to -1ULL.
536 (Target_aarch64::relocate_section): Adjust the view in case
537 of a relaxed input section.
538 * testsuite/Makefile.am (pr21430): New test.
539 * testsuite/Makefile.in: Regenerate
540 * testsuite/pr21430.s: New test source file.
541 * testsuite/pr21430.sh: New test script.
543 2017-04-27 Alan Modra <amodra@gmail.com>
545 * testsuite/plugin_section_order.c (onload): Add missing break.
547 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
549 * mips.cc (Mips_got_entry::hash()): Shift addend to reduce
550 possibility of collisions.
551 (Mips_got_entry::equals): Fix case for GOT_TLS_LDM
554 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
556 * mips.cc (Mips_relobj::merge_processor_specific_data_): New data
558 (Mips_relobj::merge_processor_specific_data): New method.
559 (Mips_relobj::do_read_symbols): Set merge_processor_specific_data_
560 to false, only if the input file is a binary or if object has no
561 contents except the section name string table and an empty symbol
562 table with the undefined symbol.
563 (Target_mips::do_finalize_sections): Refactor. Skip empty object files
564 for merging processor-specific data.
566 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
568 * mips.cc (Target_mips::Relocate::calculated_value_): New data
570 (Target_mips::Relocate::calculate_only_): Likewise.
571 (Target_mips::Relocate::relocate): Handle multiple consecutive
572 relocations with the same offset.
574 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
576 * mips.cc (Target_mips::Relocate::relocate): Remove redundant
577 checks for relocatable link.
578 (Mips_relocate_functions::reljalr): Likewise.
580 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
582 * mips.cc (class Mips_output_section_options): New class.
583 (Target_mips::do_make_output_section): New method.
585 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
587 * mips.cc (Mips_relocate_functions::rel26): Don't print relocation
588 overflow error message.
589 (Target_mips::relocate_special_relocatable): Improve relocation
590 overflow error message.
591 (Target_mips::Relocate::relocate): Likewise.
593 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
595 * mips.cc (symbol_refs_local): Return false if a symbol
596 is from a dynamic object.
597 (Target_mips::got_section): Make _GLOBAL_OFFSET_TABLE_ STV_HIDDEN.
598 (Target_mips::set_gp): Refactor. Make _gp STT_NOTYPE and
600 (Target_mips::do_finalize_sections): Set _gp after all the checks
601 for creating .got are done.
602 (Target_mips::Scan::global): Remove unused code.
604 2017-02-22 Alan Modra <amodra@gmail.com>
606 * powerpc.cc (Target_powerpc::make_iplt_section): Check that
607 output_section exists before attempting add_output_section_data.
608 (Target_powerpc::make_brlt_section): Likewise.
610 2017-02-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
612 * mips.cc (Target_mips::Scan::get_reference_flags): Remove
613 gold_unreachable from default case.
615 2017-02-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
618 * mips.cc (Mips_relocate_functions::relhigher): New method.
619 (Mips_relocate_functions::relhighest): Likewise.
620 (mips_get_size_for_reloc): Add support for relocs: R_MIPS_HIGHER and
622 (Target_mips::Scan::local): Add support for relocs: R_MIPS_HIGHER,
623 R_MIPS_HIGHEST, R_MICROMIPS_HIGHER and R_MICROMIPS_HIGHEST.
624 (Target_mips::Scan::global): Likewise.
625 (Target_mips::Scan::get_reference_flags): Likewise.
626 (Target_mips::Relocate::relocate): Call static methods for resolving
627 HIGHER and HIGHEST relocations.
629 2017-02-03 Rahul Chaudhry <rahulchaudhry@google.com>
631 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
632 Return true even when building pie binaries.
633 (Target_x86_64::possible_function_pointer_reloc): Check opcode
634 for R_X86_64_PC32 relocations.
635 (Target_x86_64::local_reloc_may_be_function_pointer): Pass
636 extra arguments to local_reloc_may_be_function_pointer.
637 (Target_x86_64::global_reloc_may_be_function_pointer): Likewise.
638 * gc.h (gc_process_relocs): Add check for STT_FUNC.
639 * testsuite/Makefile.am (icf_safe_pie_test): New test case.
640 * testsuite/Makefile.in: Regenerate.
641 * testsuite/icf_safe_pie_test.sh: New shell script.
643 2017-02-03 Alan Modra <amodra@gmail.com>
645 * powerpc.cc (Powerpc_relobj::make_toc_relative): Don't crash
646 when no .toc section exists.
648 2017-01-31 Cary Coutant <ccoutant@gmail.com>
651 * x86_64.cc (Target_x86_64::can_convert_mov_to_lea): Add check
652 for predefined symbol.
653 (Target_x86_64::Relocate::relocate): Fix formatting.
655 2017-01-23 Rahul Chaudhry <rahulchaudhry@google.com>
657 * testsuite/icf_safe_so_test.sh: Use "set -e".
658 * testsuite/icf_safe_test.sh: Likewise.
659 * testsuite/icf_test.sh: Likewise.
661 2017-01-23 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
663 * mips.cc (Mips_output_data_plt::rel_plt): Remove const from return
665 (Target_mips::make_plt_entry): Make the sh_info field of .rel.plt
668 2017-01-23 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
671 * mips.cc (Mips_got_info::record_global_got_symbol): Don't add symbol
672 to the dynamic symbol table if it is forced to local visibility.
673 (Target_mips::do_finalize_sections): Don't add __RLD_MAP symbol to the
674 dynamic symbol table if it is forced to local visibility.
676 2017-01-20 Nick Clifton <nickc@redhat.com>
678 * aarch64.cc (Stub_template_repertoire): Change ST_E_835769_INSNS
679 from a pointer to an array.
681 2017-01-13 H.J. Lu <hongjiu.lu@intel.com>
684 * powerpc.cc (Powerpc_relobj<size, big_endian>::make_toc_relative):
685 Cast 0x80008000 to uint64_t.
687 2017-01-12 Cary Coutant <ccoutant@gmail.com>
689 * object.cc (Sized_relobj_file): Fix byte counts for calls to memmem.
691 2017-01-11 Cary Coutant <ccoutant@gmail.com>
694 * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
695 Remove unnecessary 'typename' keyword.
696 (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
697 (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
698 (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
699 (Output_data_plt_x86_64_bnd::do_write): Likewise.
701 2017-01-11 Cary Coutant <ccoutant@gmail.com>
704 * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
705 Remove unnecessary 'typename' keyword.
706 (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
707 (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
708 (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
709 * testsuite/copy_test_relro_1.cc (p, b, c, q): Add separate extern
712 2017-01-11 Cary Coutant <ccoutant@gmail.com>
715 * testsuite/script_test_13.sh: Adjust patterns to work for i386.
716 * testsuite/script_test_15a.sh: Likewise.
717 * testsuite/script_test_15b.sh: Likewise.
718 * testsuite/script_test_15c.sh: Likewise.
720 2017-01-11 Alan Modra <amodra@gmail.com>
722 * powerpc.cc (class Powerpc_copy_relocs): New.
723 (Powerpc_copy_relocs::emit): New function.
724 (Powerpc_relobj::relatoc_, toc_, no_toc_opt_): New variables.
725 (Powerpc_relobj::toc_shndx, set_no_toc_opt, no_toc_opt): New inlines.
726 (Powerpc_relobj::do_relocate_sections): New function.
727 (Powerpc_relobj::make_toc_relative): Likewise.
728 (Powerpc_relobj::do_find_special_sections): Stash away .rela.toc
730 (ok_lo_toc_insn): Move earlier, and handle more insns.
731 (Target_powerpc::Scan::local): If optimizing toc accesses, set
732 no_toc_opt for entries we can't edit. Check insn validity.
733 Emit "toc optimization is not supported" warning, downgraded
735 (Target_powerpc::Scan::global): Likewise.
736 (Target_powerpc::Relocate::relocate): Edit TOC indirect code
737 to TOC relative. Don't emit "toc optimization is not supported"
740 2017-01-10 Cary Coutant <ccoutant@gmail.com>
742 * aarch64.cc (AArch64_relobj::do_relocate_sections): Call
743 Sized_relobj_file::relocate_section_range().
744 * arm.cc (Arm_relobj::do_relocate_sections): Likewise.
745 * object.h (Sized_relobj_file::relocate_section_range): New method.
746 * reloc.cc (Sized_relobj_file::do_relocate_sections): Move
748 (Sized_relobj_file::relocate_section_range): ...to new method.
750 2017-01-10 Alan Modra <amodra@gmail.com>
752 * testsuite/ver_test_8.sh: Accept .TOC. in lieu of
753 _GLOBAL_OFFSET_TABLE_. Allow zero count.
754 * testsuite/copy_test_relro_1.cc (c, q): New vars.
755 * testsuite/copy_test_relro.cc: Rewrite to test read-only
756 status of variables directly. Reference new vars in
759 2017-01-10 Alan Modra <amodra@gmail.com>
761 * options.h: Add --secure-plt option.
762 * powerpc.cc (Target_powerpc::Scan::local): Detect and error
763 on -fPIC -mbss-plt code.
764 (Target_powerpc::Scan::global): Likewise.
766 2017-01-09 Alan Modra <amodra@gmail.com>
768 * powerpc.cc (Target_powerpc::make_plt_section): Point sh_info of
769 ".rela.plt" at ".plt".
771 2017-01-07 Alan Modra <amodra@gmail.com>
773 * powerpc.cc: Use shorter equivalent elfcpp typedef for
774 Reltype and reloc_size throughout.
775 (Target_powerpc::symval_for_branch): Exclude dynamic symbols.
776 (Target_powerpc::Scan::local): Use local var r_sym.
777 (Target_powerpc::Scan::global: Likewise.
778 (Target_powerpc::Relocate::relocate): Delete shadowing r_sym.
780 2017-01-02 Alan Modra <amodra@gmail.com>
782 Update year range in copyright notice of all files.
784 For older changes see ChangeLog-2016
786 Copyright (C) 2017 Free Software Foundation, Inc.
788 Copying and distribution of this file, with or without modification,
789 are permitted in any medium without royalty provided the copyright
790 notice and this notice are preserved.
796 version-control: never