1 2017-11-28 Cary Coutant <ccoutant@gmail.com>
3 * object.h (class Sized_relobj_file): Remove discarded_eh_frame_shndx_.
4 * object.cc (Sized_relobj_file::Sized_relobj_file): Likewise.
5 (Sized_relobj_file::layout_eh_frame_section): Likewise.
6 (Sized_relobj_file::do_count_local_symbols): Check for optimized
7 .eh_frame section by other means.
8 (Sized_relobj_file::compute_final_local_value_internal): Likewise.
10 2017-11-28 H.J. Lu <hongjiu.lu@intel.com>
12 * testsuite/pr22266_a.c: Add a newline at end of file.
14 2017-11-27 Cary Coutant <ccoutant@gmail.com>
18 * object.cc (Sized_relobj_file::compute_final_local_value_internal):
19 Revert changes from 2017-11-08 patch. Adjust symbol value in
20 relocatable links for non-section symbols.
21 (Sized_relobj_file::compute_final_local_value): Revert changes from
23 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
24 (Sized_relobj_file::write_local_symbols): Revert changes from
26 * object.h (Sized_relobj_file::compute_final_local_value_internal):
27 Revert changes from 2017-11-08 patch.
28 * powerpc.cc (Target_powerpc::relocate_relocs): Adjust addend for
30 * target-reloc.h (relocate_relocs): Adjust addend for relocatable links.
31 * testsuite/pr22266_a.c (hello): New function.
32 * testsuite/pr22266_main.c (main): Add test for merge sections.
33 * testsuite/pr22266_script.t: Add rule for .rodata.
35 2017-11-19 Ian Lance Taylor <iant@google.com>
36 Cary Coutant <ccoutant@gmail.com>
38 * dwarf_reader.h (class Dwarf_info_reader): Add ref_addr_size
40 * dwarf_reader.cc (Dwarf_die::read_attributes): Use ref_addr_size
41 for DW_FORM_ref_addr_size.
42 (Dwarf_die::skip_attributes): Likewise.
44 2017-11-08 H.J. Lu <hongjiu.lu@intel.com>
47 * layout.cc (Layout::define_section_symbols): Use STV_PROTECTED
48 for __start and __stop symbols.
49 * symtab.cc (Symbol_table::define_special_symbol): Add an
50 argument, visibility. Ignore definition and reference from
51 a dynamic object, depending on visibility.
52 (Symbol_table::do_define_in_output_data): Pass visibility to
53 define_special_symbol.
54 (Symbol_table::do_define_in_output_segment): Likewise.
55 (Symbol_table::do_define_as_constant): Likewise.
56 (Symbol_table::add_undefined_symbol_from_command_line): Pass
57 STV_DEFAULT to define_special_symbol.
58 * symtab.h (Symbol_table::define_special_symbol): Add an
61 2017-11-08 James Clarke <jrtc27@jrtc27.com>
64 * object.cc (Sized_relobj_file::compute_final_local_value_internal):
65 Drop relocatable parameter and stop adjusting output value based on
67 (Sized_relobj_file::compute_final_local_value): Stop passing
68 relocatable to compute_final_local_value_internal.
69 (Sized_relobj_file::do_finalize_local_symbols): Ditto.
70 * object.h (Sized_relobj_file::compute_final_local_value_internal):
71 Drop relocatable parameter.
73 2017-11-08 Kyle Butt <iteratee@google.com>
75 * object.cc (do_find_special_sections): Fix a thinko with memmem return
76 values and check for != NULL rather than == 0.
78 2017-11-07 Alan Modra <amodra@gmail.com>
80 * system.h (textdomain, bindtextdomain): Use safer "do nothing".
81 (ngettext, dngettext, dcngettext): Define when !ENABLE_NLS.
83 2017-10-25 Alan Modra <amodra@gmail.com>
85 * symtab.cc (Symbol_table::add_from_relobj): Match "__gnu_lto_slim"
86 optionally prefixed with "_".
88 2017-10-20 Sriraman Tallam <tmsriram@google.com>
90 * options.h (-z,text_unlikely_segment): New option.
91 * layout.cc (Layout::layout): Create new output section
92 for .text.unlikely sections with the new option.
93 (Layout::segment_precedes): Check for the new option
94 when segment flags match.
95 * testsuite/text_unlikely_segment.cc: New test source.
96 * testsuite/text_unlikely_segment.sh: New test script.
97 * testsuite/Makefile.am (text_unlikely_segment): New test.
98 * testsuite/Makefile.in: Regenerate.
100 2017-10-19 Umesh Kalappa <ukalappa@cisco.com>
102 * arm.cc (Stub::do_fixed_endian_write):Far call stubs support for arm
104 * testsuite/Makefile.am: New test cases.
105 * testsuite/Makefile.in: Regenerate.
106 * testsuite/arm_farcall_arm_arm_be8.sh: New script for arm to arm far
108 * testsuite/arm_farcall_thumb_thumb_be8.sh: New script for thumb to
109 thumb far call stubs.
111 2017-10-18 Kyle Butt <iteratee@google.com>
112 Alan Modra <amodra@gmail.com>
114 * powerpc.cc (Target_powerpc::Scan::local): Correct dst_off
115 calculation for TOC16 relocs.
116 (Target_powerpc::Scan::global): Likewise.
118 2017-09-26 Cary Coutant <ccoutant@gmail.com>
121 * sparc.cc (Target_sparc): Fix incorrect register mask.
123 2017-09-22 Jim Wilson <jim.wilson@linaro.org>
125 * aarch64.cc (Target_aarch64::aarch64_info): Set
126 is_default_stack_executable to false.
128 2017-09-22 Alan Modra <amodra@gmail.com>
130 * resolve.cc (clone): Fix got_offset_list test.
132 2017-09-22 Alan Modra <amodra@gmail.com>
134 * powerpc.cc (Target_powerpc<64,*>::powerpc_info): Set
135 is_default_stack_executable false.
137 2017-09-20 Teresa Johnson <tejohnson@google.com>
139 * plugin.cc (is_visible_from_outside): Check for export dynamic symbol
141 * testsuite/Makefile.am (plugin_test_12): New test.
142 * testsuite/Makefile.in: Regenerate.
143 * testsuite/export_dynamic_plugin.cc: New test source.
144 * testsuite/plugin_test_12.sh: New test script.
146 2017-09-20 Alan Modra <amodra@gmail.com>
148 * powerpc.cc (Target_powerpc::Branch_info::make_stub): Put
149 stubs for ppc32 non-branch relocs in first stub table.
150 (Target_powerpc::Relocate::relocate): Resolve similarly.
152 2017-09-19 Alan Modra <amodra@gmail.com>
154 * options.h (stub-group-multi): Default to true. Add
155 --no-stub-group-multi.
157 2017-08-30 Alan Modra <amodra@gmail.com>
159 * powerpc.cc (Target_powerpc::Relocate::relocate): Nop addis on
160 TPREL16_HA, and convert insn on TPREL16_LO and TPREL16_LO_DS
161 relocs to use r2/r13 when addis would add zero.
163 2017-08-29 Alan Modra <amodra@gmail.com>
165 * options.h (tls_get_addr_optimize): New option.
166 * symtab.h (Symbol::clear_in_reg, clone): New functions.
167 (Sized_symbol::clone): New function.
168 (Symbol_table::clone): New function.
169 * resolve.cc (Symbol::clone, Sized_symbol::clone): New functions.
170 * powerpc.cc (Target_powerpc::has_tls_get_addr_opt_,
171 tls_get_addr_, tls_get_addr_opt_): New vars.
172 (Target_powerpc::tls_get_addr_opt, tls_get_addr,
173 is_tls_get_addr_opt, replace_tls_get_addr,
174 set_has_tls_get_addr_opt, stk_linker): New functions.
175 (Target_powerpc::Track_tls::maybe_skip_tls_get_addr_call): Add
176 target param. Update callers. Compare symbols rather than names.
177 (Target_powerpc::do_define_standard_symbols): Init tls_get_addr_
178 and tls_get_addr_opt_.
179 (Target_powerpc::Branch_info::mark_pltcall): Translate tls_get_addr
180 sym to tls_get_addr_opt.
181 (Target_powerpc::Branch_info::make_stub): Likewise.
182 (Stub_table::define_stub_syms): Likewise.
183 (Target_powerpc::Scan::global): Likewise.
184 (Target_powerpc::Relocate::relocate): Likewise.
185 (add_3_12_2, add_3_12_13, bctrl, beqlr, cmpdi_11_0, cmpwi_11_0,
186 ld_11_1, ld_11_3, ld_12_3, lwz_11_3, lwz_12_3, mr_0_3, mr_3_0,
187 mtlr_11, std_11_1): New constants.
188 (Stub_table::eh_frame_added_): Delete.
189 (Stub_table::tls_get_addr_opt_bctrl_, plt_fde_len_, plt_fde_): New vars.
190 (Stub_table::init_plt_fde): New functions.
191 (Stub_table::add_eh_frame, replace_eh_frame): Move definition out
192 of line. Init and use plt_fde_.
193 (Stub_table::plt_call_size): Return size for tls_get_addr stub.
194 Extract alignment code to..
195 (Stub_table::plt_call_align): ..this new function. Adjust all callers.
196 (Stub_table::add_plt_call_entry): Set has_tls_get_addr_opt and
197 tls_get_addr_opt_bctrl, and align after that.
198 (Stub_table::do_write): Write out tls_get_addr stub.
199 (Target_powerpc::do_finalize_sections): Emit DT_PPC_OPT
200 PPC_OPT_TLS/PPC64_OPT_TLS bit.
201 (Target_powerpc::Relocate::relocate): Don't check for or modify
202 nop following bl for tls_get_addr stub.
204 2017-08-29 Alan Modra <amodra@gmail.com>
206 * symtab.h (Symbol): Split u_ into u1_ and u2_. Adjust accessors
207 to suit. Move plt_offset_ before got_offsets_.
208 * symtab.cc (Symbol::init_fields): Adjust for union change.
209 (Symbol::init_base_output_data): Likewise.
210 (Symbol::init_base_output_segment): Likewise.
211 (Symbol::allocate_base_common): Likewise.
212 (Symbol::output_section): Likewise.
213 (Symbol::set_output_section): Likewise.
214 (Symbol::set_output_segment): Likewise.
215 * resolve.cc (Symbol::override_base): Likewise.
216 (Symbol::override_base_with_special): Likewise.
218 2017-08-28 Igor Kudrin <ikudrin@accesssoftek.com>
220 * aarch64.cc (Target_aarch64::Relocate::relocate_tls):
221 Make got_tlsdesc_offset signed and fix its calculation.
222 * testsuite/Makefile.am (aarch64_tlsdesc): New test.
223 * testsuite/Makefile.in: Regenerate.
224 * testsuite/aarch64_tlsdesc.s: New test source file.
225 * testsuite/aarch64_tlsdesc.sh: New test script.
226 * testsuite/aarch64_tlsdesc.t: New test linker script.
228 2017-08-28 Alan Modra <amodra@gmail.com>
231 * powerpc.cc (Target_powerpc::is_elfv2_localentry0): Test
233 (Target_powerpc::resolve): New function.
234 (powerpc_info): Set has_resolve for 64-bit.
235 * target.h (Sized_target::resolve): Return bool.
236 * resolve.cc (Symbol_table::resolve): Continue with normal
237 processing when target resolve returns false.
238 * symtab.h (Symbol::non_zero_localentry, set_non_zero_localentry):
240 (Symbol::non_zero_localentry_): New flag bit.
241 * symtab.cc (Symbol::init_fields): Init non_zero_localentry_.
243 2017-08-08 Romain Geissler <romain.geissler@gmail.com>
244 Alan Modra <amodra@gmail.com>
246 * configure.ac: Add --enable-default-hash-style option.
247 * options.h (hash_style): Use DEFAULT_HASH_STYLE as default value.
248 * configure: Regenerate.
249 * config.in: Regenerate.
251 2017-08-03 James Clarke <jrtc27@jrtc27.com>
253 * options.h (General_options): Set a non-NULL second help string
254 argument for relax to allow --no-relax.
256 2017-08-01 Alan Modra <amodra@gmail.com>
258 * ehframe.cc (Fde::operator==): New.
259 (Cie::remove_fde, Eh_frame::remove_ehframe_for_plt): New.
260 * ehframe.h (Fde::operator==): Declare.
261 (Cie::remove_fde, Eh_frame::remove_ehframe_for_plt): Likewise.
262 * layout.cc (Layout::remove_eh_frame_for_plt): New.
263 * layout.h (Layout::remove_eh_frame_for_plt): Declare.
264 * powerpc.cc (Target_powerpc::do_relax): Remove old eh_frame FDEs.
265 (Stub_table::add_eh_frame): Delete eh_frame_added_ condition.
266 Don't add eh_frame for empty stub section.
267 (Stub_table::remove_eh_frame): New.
269 2017-07-31 Alan Modra <amodra@gmail.com>
271 * options.h (no_tls_optimize): New powerpc option.
272 * powerpc.cc (Target_powerpc::abiversion, set_abiversion): Formatting.
273 (Target_powerpc::stk_toc): Formatting, fix comment.
274 (Target_powerpc::Track_tls::tls_get_addr_state): Rename from
276 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
277 Return TLSOPT_NONE when !tls_optimize.
278 (Target_powerpc::add_global_pair_with_rel): Check
279 for existing reloc before reserving.
280 (Target_powerpc::add_local_tls_pair): Likewise.
282 2017-07-31 Alan Modra <amodra@gmail.com>
285 * powerpc.cc (Target_powerpc::scan_relocs): Warn on --plt-localentry
286 without ld.so checks.
288 2017-07-29 Alan Modra <amodra@gmail.com>
291 * powerpc.cc (Target_powerpc::scan_relocs): Default to
294 2017-07-28 H.J. Lu <hongjiu.lu@intel.com>
297 * compressed_output.cc (Output_compressed_section::set_final_data_size):
298 Call put_ch_reserved to clear the reserved field for 64-bit ELF.
300 2017-07-26 H.J. Lu <hongjiu.lu@intel.com>
302 * mips.cc (Mips_relocate_functions): Add "llu" suffix to
305 2017-07-23 Alan Modra <amodra@gmail.com>
307 * powerpc.cc (glink_eh_frame_fde_64v2): Correct advance to
309 (glink_eh_frame_fde_64v1): Advance to restore of LR at latest
312 2017-07-18 Nick Clifton <nickc@redhat.com>
315 * aarch64.cc: Fix spelling typos.
317 * layout.cc: Likewise.
318 * powerpc.cc: Likewise.
319 * x86_64.cc: Likewise.
321 2017-07-12 Alan Modra <amodra@gmail.com>
323 * po/es.po: Update from translationproject.org/latest/gold/.
324 * po/fi.po: Likewise.
325 * po/fr.po: Likewise.
326 * po/id.po: Likewise.
327 * po/it.po: Likewise.
328 * po/vi.po: Likewise.
329 * po/zh_CN.po: Likewise.
330 * po/ja.po: New file from translationproject.org.
331 * po/sv.po: Likewise.
332 * po/uk.po: Likewise.
334 2017-07-06 Han Shen <shenhan@google.com>
337 * aarch64.cc (Erratum_stub::invalidate_erratum_stub): New method.
338 (Erratum_stub::is_invalidated_erratum_stub): New method.
339 (Stub_table::relocate_reloc_stub): Renamed from "relocate_stub".
340 (Stub_table::relocate_reloc_stubs): Renamed from "relocate_stubs".
341 (Stub_table::relocate_erratum_stub): New method.
342 (AArch64_relobj::fix_errata_and_relocate_erratum_stubs): Renamed from
344 (Target_aarch64::relocate_reloc_stub): Renamed from "relocate_stub".
346 2017-06-23 Alan Modra <amodra@gmail.com>
348 * options.h (General_options): Add plt_localentry.
349 * powerpc.cc (Target_powerpc::st_other): New function.
350 (Target_powerpc::plt_localentry0_, plt_localentry0_init_,
351 has_localentry0_): New vars.
352 (Target_powerpc::plt_localentry0, set_has_localentry0,
353 is_elfv2_localentry0): New functions.
354 (Target_powerpc::Branch_info::mark_pltcall): Don't set tocsave or
355 return true for localentry:0 calls.
356 (Stub_table::Plt_stub_ent::localentry0_): New var.
357 (Stub_table::add_plt_call_entry): Set localentry0_ and has_localentry0_.
358 Don't set r2save_ for localentry:0 calls.
359 (Output_data_glink::do_write): Save r2 in __glink_PLTresolve for elfv2.
360 (Target_powerpc::scan_relocs): Default plt_localentry0_.
361 (Target_powerpc::do_finalize_sections): Set DT_PPC64_OPT.
362 (Target_powerpc::Relocate::relocate): Don't require nop following
363 calls for localentry:0 plt calls, and don't change nop.
365 2017-06-23 Alan Modra <amodra@gmail.com>
367 * powerpc.cc (Target_powerpc::tocsave_loc_): New var.
368 (Target_powerpc::mark_pltcall, add_tocsave, tocsave_loc): New functions.
369 (Target_powerpc::Branch_info::tocsave_): New var.
370 (Target_powerpc::Branch_info::mark_pltcall): New function.
371 (Target_powerpc::Branch_info::make_stub): Pass tocsave_ to
373 (Stub_table::Plt_stub_ent): Make public. Add r2save_.
374 (Stub_table::add_plt_call_entry): Add bool tocsave_ param. Set
376 (Stub_table::find_plt_call_entry): Return Plt_stub_ent*. Adjust
378 (Stub_table::do_write): Conditionally output r2 save in plt stubs.
379 (Target_powerpc::Scan::local): Handle R_PPC64_TOCSAVE.
380 (Target_powerpc::Scan::global): Likewise.
381 (Target_powerpc::Relocate::relocate): Skip r2 save in plt call stub
382 with tocsave reloc. Replace header tocsave nop with r2 save.
383 * symtab.h (struct Symbol_location_hash): Make public.
385 2017-06-21 Alan Modra <amodra@gmail.com>
387 * powerpc.cc (Plt_stub_key): Rename from Plt_stub_ent. Remove indx_.
388 (Plt_stub_key_hash): Rename from Plt_stub_ent_hash.
389 (struct Plt_stub_ent): New.
390 (Plt_stub_entries): Map from Plt_stub_key to Plt_stub_ent. Adjust
393 2017-06-20 Eric Christopher <echristo@gmail.com>
395 * aarch64.cc (scan_reloc_for_stub): Use plt_address_for_global to
396 calculate the symbol value.
397 (scan_reloc_section_for_stubs): Allow stubs to be created for
399 (maybe_apply_stub): Handle creating stubs for weak symbols to
400 match the code in scan_reloc_for_stub.
402 2017-06-20 James Clarke <jrtc27@jrtc27.com>
404 * powerpc.cc (Stub_table::define_stub_syms): Always include object's
407 2017-06-15 Eric Christopher <echristo@gmail.com>
409 * aarch64.cc: Fix a few typos and grammar-os.
411 2017-06-15 Jiong Wang <jiong.wang@arm.com>
413 * aarch64.cc (Insn_utilities::is_mrs_tpidr_el0): New method.
414 (AArch64_relobj<size, big_endian>::try_fix_erratum_843419_optimized):
415 Return ture for some TLS relaxed sequences.
417 2017-06-07 Eric Christopher <echristo@gmail.com>
419 * aarch64.cc (maybe_apply_stub): Add debug logging for looking
420 up stubs to undefined symbols and early return rather than
421 fail to look them up.
422 (scan_reloc_for_stub): Add debug logging for no stub creation
423 for undefined symbols.
425 2017-05-23 Alan Modra <amodra@gmail.com>
428 * options.h: Add --emit-stub-syms option.
429 * powerpc.cc (object_id): New.
430 (Powerpc_relobj): Add uniq_ and accessor. Sort variables for
432 (Powerpc_dynobj): Sort variables for better packing.
433 (Target_powerpc::define_local): New function.
434 (Target_powerpc::group_sections): Pass stub table size to
435 Stub_table constructor.
436 (Target_powerpc::do_relax): Define stub and glink symbols.
437 (Stub_table): Add uniq_ variable, and id param to constructor.
438 (Stub_table::Plt_stub_ent): Add indx_ variable.
439 (Stub_table::Branch_stub_entries): Move typedef earlier.
440 (Stub_table::branch_stub_size): Replace "to" parameter with a
441 Branch_stub_entries iterator.
442 (Stub_table::add_long_branch_entry): Adjust to suit.
443 (Stub_table::add_plt_call_entry): Set indx_.
444 (Stub_table::define_stub_syms): New function.
446 2017-05-15 Eric Christopher <echristo@gmail.com>
448 * layout.cc (Layout::segment_precedes): Add a case for testing
449 pointer equality when determining which segment precedes
452 2017-05-13 James Clarke <jrtc27@jrtc27.com>
455 * gold.cc (Target_sparc::Relocate::relocate_tls): Local
456 variables are final for position-independent executables. This
457 has to be consistent with Target_sparc::Scan::local otherwise
458 they will disagree as to whether local-exec is used.
460 2017-05-12 Igor Kudrin <ikudrin@accesssoftek.com>
464 (AArch64_relobj::convert_input_section_to_relaxed_section):
465 Set the section offset to -1ULL.
466 (Target_aarch64::relocate_section): Adjust the view in case
467 of a relaxed input section.
468 * testsuite/Makefile.am (pr21430): New test.
469 * testsuite/Makefile.in: Regenerate
470 * testsuite/pr21430.s: New test source file.
471 * testsuite/pr21430.sh: New test script.
473 2017-04-27 Alan Modra <amodra@gmail.com>
475 * testsuite/plugin_section_order.c (onload): Add missing break.
477 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
479 * mips.cc (Mips_got_entry::hash()): Shift addend to reduce
480 possibility of collisions.
481 (Mips_got_entry::equals): Fix case for GOT_TLS_LDM
484 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
486 * mips.cc (Mips_relobj::merge_processor_specific_data_): New data
488 (Mips_relobj::merge_processor_specific_data): New method.
489 (Mips_relobj::do_read_symbols): Set merge_processor_specific_data_
490 to false, only if the input file is a binary or if object has no
491 contents except the section name string table and an empty symbol
492 table with the undefined symbol.
493 (Target_mips::do_finalize_sections): Refactor. Skip empty object files
494 for merging processor-specific data.
496 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
498 * mips.cc (Target_mips::Relocate::calculated_value_): New data
500 (Target_mips::Relocate::calculate_only_): Likewise.
501 (Target_mips::Relocate::relocate): Handle multiple consecutive
502 relocations with the same offset.
504 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
506 * mips.cc (Target_mips::Relocate::relocate): Remove redundant
507 checks for relocatable link.
508 (Mips_relocate_functions::reljalr): Likewise.
510 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
512 * mips.cc (class Mips_output_section_options): New class.
513 (Target_mips::do_make_output_section): New method.
515 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
517 * mips.cc (Mips_relocate_functions::rel26): Don't print relocation
518 overflow error message.
519 (Target_mips::relocate_special_relocatable): Improve relocation
520 overflow error message.
521 (Target_mips::Relocate::relocate): Likewise.
523 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
525 * mips.cc (symbol_refs_local): Return false if a symbol
526 is from a dynamic object.
527 (Target_mips::got_section): Make _GLOBAL_OFFSET_TABLE_ STV_HIDDEN.
528 (Target_mips::set_gp): Refactor. Make _gp STT_NOTYPE and
530 (Target_mips::do_finalize_sections): Set _gp after all the checks
531 for creating .got are done.
532 (Target_mips::Scan::global): Remove unused code.
534 2017-02-22 Alan Modra <amodra@gmail.com>
536 * powerpc.cc (Target_powerpc::make_iplt_section): Check that
537 output_section exists before attempting add_output_section_data.
538 (Target_powerpc::make_brlt_section): Likewise.
540 2017-02-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
542 * mips.cc (Target_mips::Scan::get_reference_flags): Remove
543 gold_unreachable from default case.
545 2017-02-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
548 * mips.cc (Mips_relocate_functions::relhigher): New method.
549 (Mips_relocate_functions::relhighest): Likewise.
550 (mips_get_size_for_reloc): Add support for relocs: R_MIPS_HIGHER and
552 (Target_mips::Scan::local): Add support for relocs: R_MIPS_HIGHER,
553 R_MIPS_HIGHEST, R_MICROMIPS_HIGHER and R_MICROMIPS_HIGHEST.
554 (Target_mips::Scan::global): Likewise.
555 (Target_mips::Scan::get_reference_flags): Likewise.
556 (Target_mips::Relocate::relocate): Call static methods for resolving
557 HIGHER and HIGHEST relocations.
559 2017-02-03 Rahul Chaudhry <rahulchaudhry@google.com>
561 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
562 Return true even when building pie binaries.
563 (Target_x86_64::possible_function_pointer_reloc): Check opcode
564 for R_X86_64_PC32 relocations.
565 (Target_x86_64::local_reloc_may_be_function_pointer): Pass
566 extra arguments to local_reloc_may_be_function_pointer.
567 (Target_x86_64::global_reloc_may_be_function_pointer): Likewise.
568 * gc.h (gc_process_relocs): Add check for STT_FUNC.
569 * testsuite/Makefile.am (icf_safe_pie_test): New test case.
570 * testsuite/Makefile.in: Regenerate.
571 * testsuite/icf_safe_pie_test.sh: New shell script.
573 2017-02-03 Alan Modra <amodra@gmail.com>
575 * powerpc.cc (Powerpc_relobj::make_toc_relative): Don't crash
576 when no .toc section exists.
578 2017-01-31 Cary Coutant <ccoutant@gmail.com>
581 * x86_64.cc (Target_x86_64::can_convert_mov_to_lea): Add check
582 for predefined symbol.
583 (Target_x86_64::Relocate::relocate): Fix formatting.
585 2017-01-23 Rahul Chaudhry <rahulchaudhry@google.com>
587 * testsuite/icf_safe_so_test.sh: Use "set -e".
588 * testsuite/icf_safe_test.sh: Likewise.
589 * testsuite/icf_test.sh: Likewise.
591 2017-01-23 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
593 * mips.cc (Mips_output_data_plt::rel_plt): Remove const from return
595 (Target_mips::make_plt_entry): Make the sh_info field of .rel.plt
598 2017-01-23 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
601 * mips.cc (Mips_got_info::record_global_got_symbol): Don't add symbol
602 to the dynamic symbol table if it is forced to local visibility.
603 (Target_mips::do_finalize_sections): Don't add __RLD_MAP symbol to the
604 dynamic symbol table if it is forced to local visibility.
606 2017-01-20 Nick Clifton <nickc@redhat.com>
608 * aarch64.cc (Stub_template_repertoire): Change ST_E_835769_INSNS
609 from a pointer to an array.
611 2017-01-13 H.J. Lu <hongjiu.lu@intel.com>
614 * powerpc.cc (Powerpc_relobj<size, big_endian>::make_toc_relative):
615 Cast 0x80008000 to uint64_t.
617 2017-01-12 Cary Coutant <ccoutant@gmail.com>
619 * object.cc (Sized_relobj_file): Fix byte counts for calls to memmem.
621 2017-01-11 Cary Coutant <ccoutant@gmail.com>
624 * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
625 Remove unnecessary 'typename' keyword.
626 (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
627 (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
628 (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
629 (Output_data_plt_x86_64_bnd::do_write): Likewise.
631 2017-01-11 Cary Coutant <ccoutant@gmail.com>
634 * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
635 Remove unnecessary 'typename' keyword.
636 (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
637 (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
638 (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
639 * testsuite/copy_test_relro_1.cc (p, b, c, q): Add separate extern
642 2017-01-11 Cary Coutant <ccoutant@gmail.com>
645 * testsuite/script_test_13.sh: Adjust patterns to work for i386.
646 * testsuite/script_test_15a.sh: Likewise.
647 * testsuite/script_test_15b.sh: Likewise.
648 * testsuite/script_test_15c.sh: Likewise.
650 2017-01-11 Alan Modra <amodra@gmail.com>
652 * powerpc.cc (class Powerpc_copy_relocs): New.
653 (Powerpc_copy_relocs::emit): New function.
654 (Powerpc_relobj::relatoc_, toc_, no_toc_opt_): New variables.
655 (Powerpc_relobj::toc_shndx, set_no_toc_opt, no_toc_opt): New inlines.
656 (Powerpc_relobj::do_relocate_sections): New function.
657 (Powerpc_relobj::make_toc_relative): Likewise.
658 (Powerpc_relobj::do_find_special_sections): Stash away .rela.toc
660 (ok_lo_toc_insn): Move earlier, and handle more insns.
661 (Target_powerpc::Scan::local): If optimizing toc accesses, set
662 no_toc_opt for entries we can't edit. Check insn validity.
663 Emit "toc optimization is not supported" warning, downgraded
665 (Target_powerpc::Scan::global): Likewise.
666 (Target_powerpc::Relocate::relocate): Edit TOC indirect code
667 to TOC relative. Don't emit "toc optimization is not supported"
670 2017-01-10 Cary Coutant <ccoutant@gmail.com>
672 * aarch64.cc (AArch64_relobj::do_relocate_sections): Call
673 Sized_relobj_file::relocate_section_range().
674 * arm.cc (Arm_relobj::do_relocate_sections): Likewise.
675 * object.h (Sized_relobj_file::relocate_section_range): New method.
676 * reloc.cc (Sized_relobj_file::do_relocate_sections): Move
678 (Sized_relobj_file::relocate_section_range): ...to new method.
680 2017-01-10 Alan Modra <amodra@gmail.com>
682 * testsuite/ver_test_8.sh: Accept .TOC. in lieu of
683 _GLOBAL_OFFSET_TABLE_. Allow zero count.
684 * testsuite/copy_test_relro_1.cc (c, q): New vars.
685 * testsuite/copy_test_relro.cc: Rewrite to test read-only
686 status of variables directly. Reference new vars in
689 2017-01-10 Alan Modra <amodra@gmail.com>
691 * options.h: Add --secure-plt option.
692 * powerpc.cc (Target_powerpc::Scan::local): Detect and error
693 on -fPIC -mbss-plt code.
694 (Target_powerpc::Scan::global): Likewise.
696 2017-01-09 Alan Modra <amodra@gmail.com>
698 * powerpc.cc (Target_powerpc::make_plt_section): Point sh_info of
699 ".rela.plt" at ".plt".
701 2017-01-07 Alan Modra <amodra@gmail.com>
703 * powerpc.cc: Use shorter equivalent elfcpp typedef for
704 Reltype and reloc_size throughout.
705 (Target_powerpc::symval_for_branch): Exclude dynamic symbols.
706 (Target_powerpc::Scan::local): Use local var r_sym.
707 (Target_powerpc::Scan::global: Likewise.
708 (Target_powerpc::Relocate::relocate): Delete shadowing r_sym.
710 2017-01-02 Alan Modra <amodra@gmail.com>
712 Update year range in copyright notice of all files.
714 For older changes see ChangeLog-2016
716 Copyright (C) 2017 Free Software Foundation, Inc.
718 Copying and distribution of this file, with or without modification,
719 are permitted in any medium without royalty provided the copyright
720 notice and this notice are preserved.
726 version-control: never