1 2017-07-31 Alan Modra <amodra@gmail.com>
3 * powerpc.cc (Target_powerpc::scan_relocs): Warn on --plt-localentry
6 2017-07-29 Alan Modra <amodra@gmail.com>
9 * powerpc.cc (Target_powerpc::scan_relocs): Default to
12 2017-07-28 H.J. Lu <hongjiu.lu@intel.com>
15 * compressed_output.cc (Output_compressed_section::set_final_data_size):
16 Call put_ch_reserved to clear the reserved field for 64-bit ELF.
18 2017-07-26 H.J. Lu <hongjiu.lu@intel.com>
20 * mips.cc (Mips_relocate_functions): Add "llu" suffix to
23 2017-07-23 Alan Modra <amodra@gmail.com>
25 * powerpc.cc (glink_eh_frame_fde_64v2): Correct advance to
27 (glink_eh_frame_fde_64v1): Advance to restore of LR at latest
30 2017-07-18 Nick Clifton <nickc@redhat.com>
33 * aarch64.cc: Fix spelling typos.
35 * layout.cc: Likewise.
36 * powerpc.cc: Likewise.
37 * x86_64.cc: Likewise.
39 2017-07-12 Alan Modra <amodra@gmail.com>
41 * po/es.po: Update from translationproject.org/latest/gold/.
47 * po/zh_CN.po: Likewise.
48 * po/ja.po: New file from translationproject.org.
52 2017-07-06 Han Shen <shenhan@google.com>
55 * aarch64.cc (Erratum_stub::invalidate_erratum_stub): New method.
56 (Erratum_stub::is_invalidated_erratum_stub): New method.
57 (Stub_table::relocate_reloc_stub): Renamed from "relocate_stub".
58 (Stub_table::relocate_reloc_stubs): Renamed from "relocate_stubs".
59 (Stub_table::relocate_erratum_stub): New method.
60 (AArch64_relobj::fix_errata_and_relocate_erratum_stubs): Renamed from
62 (Target_aarch64::relocate_reloc_stub): Renamed from "relocate_stub".
64 2017-06-23 Alan Modra <amodra@gmail.com>
66 * options.h (General_options): Add plt_localentry.
67 * powerpc.cc (Target_powerpc::st_other): New function.
68 (Target_powerpc::plt_localentry0_, plt_localentry0_init_,
69 has_localentry0_): New vars.
70 (Target_powerpc::plt_localentry0, set_has_localentry0,
71 is_elfv2_localentry0): New functions.
72 (Target_powerpc::Branch_info::mark_pltcall): Don't set tocsave or
73 return true for localentry:0 calls.
74 (Stub_table::Plt_stub_ent::localentry0_): New var.
75 (Stub_table::add_plt_call_entry): Set localentry0_ and has_localentry0_.
76 Don't set r2save_ for localentry:0 calls.
77 (Output_data_glink::do_write): Save r2 in __glink_PLTresolve for elfv2.
78 (Target_powerpc::scan_relocs): Default plt_localentry0_.
79 (Target_powerpc::do_finalize_sections): Set DT_PPC64_OPT.
80 (Target_powerpc::Relocate::relocate): Don't require nop following
81 calls for localentry:0 plt calls, and don't change nop.
83 2017-06-23 Alan Modra <amodra@gmail.com>
85 * powerpc.cc (Target_powerpc::tocsave_loc_): New var.
86 (Target_powerpc::mark_pltcall, add_tocsave, tocsave_loc): New functions.
87 (Target_powerpc::Branch_info::tocsave_): New var.
88 (Target_powerpc::Branch_info::mark_pltcall): New function.
89 (Target_powerpc::Branch_info::make_stub): Pass tocsave_ to
91 (Stub_table::Plt_stub_ent): Make public. Add r2save_.
92 (Stub_table::add_plt_call_entry): Add bool tocsave_ param. Set
94 (Stub_table::find_plt_call_entry): Return Plt_stub_ent*. Adjust
96 (Stub_table::do_write): Conditionally output r2 save in plt stubs.
97 (Target_powerpc::Scan::local): Handle R_PPC64_TOCSAVE.
98 (Target_powerpc::Scan::global): Likewise.
99 (Target_powerpc::Relocate::relocate): Skip r2 save in plt call stub
100 with tocsave reloc. Replace header tocsave nop with r2 save.
101 * symtab.h (struct Symbol_location_hash): Make public.
103 2017-06-21 Alan Modra <amodra@gmail.com>
105 * powerpc.cc (Plt_stub_key): Rename from Plt_stub_ent. Remove indx_.
106 (Plt_stub_key_hash): Rename from Plt_stub_ent_hash.
107 (struct Plt_stub_ent): New.
108 (Plt_stub_entries): Map from Plt_stub_key to Plt_stub_ent. Adjust
111 2017-06-20 Eric Christopher <echristo@gmail.com>
113 * aarch64.cc (scan_reloc_for_stub): Use plt_address_for_global to
114 calculate the symbol value.
115 (scan_reloc_section_for_stubs): Allow stubs to be created for
117 (maybe_apply_stub): Handle creating stubs for weak symbols to
118 match the code in scan_reloc_for_stub.
120 2017-06-20 James Clarke <jrtc27@jrtc27.com>
122 * powerpc.cc (Stub_table::define_stub_syms): Always include object's
125 2017-06-15 Eric Christopher <echristo@gmail.com>
127 * aarch64.cc: Fix a few typos and grammar-os.
129 2017-06-15 Jiong Wang <jiong.wang@arm.com>
131 * aarch64.cc (Insn_utilities::is_mrs_tpidr_el0): New method.
132 (AArch64_relobj<size, big_endian>::try_fix_erratum_843419_optimized):
133 Return ture for some TLS relaxed sequences.
135 2017-06-07 Eric Christopher <echristo@gmail.com>
137 * aarch64.cc (maybe_apply_stub): Add debug logging for looking
138 up stubs to undefined symbols and early return rather than
139 fail to look them up.
140 (scan_reloc_for_stub): Add debug logging for no stub creation
141 for undefined symbols.
143 2017-05-23 Alan Modra <amodra@gmail.com>
146 * options.h: Add --emit-stub-syms option.
147 * powerpc.cc (object_id): New.
148 (Powerpc_relobj): Add uniq_ and accessor. Sort variables for
150 (Powerpc_dynobj): Sort variables for better packing.
151 (Target_powerpc::define_local): New function.
152 (Target_powerpc::group_sections): Pass stub table size to
153 Stub_table constructor.
154 (Target_powerpc::do_relax): Define stub and glink symbols.
155 (Stub_table): Add uniq_ variable, and id param to constructor.
156 (Stub_table::Plt_stub_ent): Add indx_ variable.
157 (Stub_table::Branch_stub_entries): Move typedef earlier.
158 (Stub_table::branch_stub_size): Replace "to" parameter with a
159 Branch_stub_entries iterator.
160 (Stub_table::add_long_branch_entry): Adjust to suit.
161 (Stub_table::add_plt_call_entry): Set indx_.
162 (Stub_table::define_stub_syms): New function.
164 2017-05-15 Eric Christopher <echristo@gmail.com>
166 * layout.cc (Layout::segment_precedes): Add a case for testing
167 pointer equality when determining which segment precedes
170 2017-05-13 James Clarke <jrtc27@jrtc27.com>
173 * gold.cc (Target_sparc::Relocate::relocate_tls): Local
174 variables are final for position-independent executables. This
175 has to be consistent with Target_sparc::Scan::local otherwise
176 they will disagree as to whether local-exec is used.
178 2017-05-12 Igor Kudrin <ikudrin@accesssoftek.com>
182 (AArch64_relobj::convert_input_section_to_relaxed_section):
183 Set the section offset to -1ULL.
184 (Target_aarch64::relocate_section): Adjust the view in case
185 of a relaxed input section.
186 * testsuite/Makefile.am (pr21430): New test.
187 * testsuite/Makefile.in: Regenerate
188 * testsuite/pr21430.s: New test source file.
189 * testsuite/pr21430.sh: New test script.
191 2017-04-27 Alan Modra <amodra@gmail.com>
193 * testsuite/plugin_section_order.c (onload): Add missing break.
195 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
197 * mips.cc (Mips_got_entry::hash()): Shift addend to reduce
198 possibility of collisions.
199 (Mips_got_entry::equals): Fix case for GOT_TLS_LDM
202 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
204 * mips.cc (Mips_relobj::merge_processor_specific_data_): New data
206 (Mips_relobj::merge_processor_specific_data): New method.
207 (Mips_relobj::do_read_symbols): Set merge_processor_specific_data_
208 to false, only if the input file is a binary or if object has no
209 contents except the section name string table and an empty symbol
210 table with the undefined symbol.
211 (Target_mips::do_finalize_sections): Refactor. Skip empty object files
212 for merging processor-specific data.
214 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
216 * mips.cc (Target_mips::Relocate::calculated_value_): New data
218 (Target_mips::Relocate::calculate_only_): Likewise.
219 (Target_mips::Relocate::relocate): Handle multiple consecutive
220 relocations with the same offset.
222 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
224 * mips.cc (Target_mips::Relocate::relocate): Remove redundant
225 checks for relocatable link.
226 (Mips_relocate_functions::reljalr): Likewise.
228 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
230 * mips.cc (class Mips_output_section_options): New class.
231 (Target_mips::do_make_output_section): New method.
233 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
235 * mips.cc (Mips_relocate_functions::rel26): Don't print relocation
236 overflow error message.
237 (Target_mips::relocate_special_relocatable): Improve relocation
238 overflow error message.
239 (Target_mips::Relocate::relocate): Likewise.
241 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
243 * mips.cc (symbol_refs_local): Return false if a symbol
244 is from a dynamic object.
245 (Target_mips::got_section): Make _GLOBAL_OFFSET_TABLE_ STV_HIDDEN.
246 (Target_mips::set_gp): Refactor. Make _gp STT_NOTYPE and
248 (Target_mips::do_finalize_sections): Set _gp after all the checks
249 for creating .got are done.
250 (Target_mips::Scan::global): Remove unused code.
252 2017-02-22 Alan Modra <amodra@gmail.com>
254 * powerpc.cc (Target_powerpc::make_iplt_section): Check that
255 output_section exists before attempting add_output_section_data.
256 (Target_powerpc::make_brlt_section): Likewise.
258 2017-02-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
260 * mips.cc (Target_mips::Scan::get_reference_flags): Remove
261 gold_unreachable from default case.
263 2017-02-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
266 * mips.cc (Mips_relocate_functions::relhigher): New method.
267 (Mips_relocate_functions::relhighest): Likewise.
268 (mips_get_size_for_reloc): Add support for relocs: R_MIPS_HIGHER and
270 (Target_mips::Scan::local): Add support for relocs: R_MIPS_HIGHER,
271 R_MIPS_HIGHEST, R_MICROMIPS_HIGHER and R_MICROMIPS_HIGHEST.
272 (Target_mips::Scan::global): Likewise.
273 (Target_mips::Scan::get_reference_flags): Likewise.
274 (Target_mips::Relocate::relocate): Call static methods for resolving
275 HIGHER and HIGHEST relocations.
277 2017-02-03 Rahul Chaudhry <rahulchaudhry@google.com>
279 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
280 Return true even when building pie binaries.
281 (Target_x86_64::possible_function_pointer_reloc): Check opcode
282 for R_X86_64_PC32 relocations.
283 (Target_x86_64::local_reloc_may_be_function_pointer): Pass
284 extra arguments to local_reloc_may_be_function_pointer.
285 (Target_x86_64::global_reloc_may_be_function_pointer): Likewise.
286 * gc.h (gc_process_relocs): Add check for STT_FUNC.
287 * testsuite/Makefile.am (icf_safe_pie_test): New test case.
288 * testsuite/Makefile.in: Regenerate.
289 * testsuite/icf_safe_pie_test.sh: New shell script.
291 2017-02-03 Alan Modra <amodra@gmail.com>
293 * powerpc.cc (Powerpc_relobj::make_toc_relative): Don't crash
294 when no .toc section exists.
296 2017-01-31 Cary Coutant <ccoutant@gmail.com>
299 * x86_64.cc (Target_x86_64::can_convert_mov_to_lea): Add check
300 for predefined symbol.
301 (Target_x86_64::Relocate::relocate): Fix formatting.
303 2017-01-23 Rahul Chaudhry <rahulchaudhry@google.com>
305 * testsuite/icf_safe_so_test.sh: Use "set -e".
306 * testsuite/icf_safe_test.sh: Likewise.
307 * testsuite/icf_test.sh: Likewise.
309 2017-01-23 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
311 * mips.cc (Mips_output_data_plt::rel_plt): Remove const from return
313 (Target_mips::make_plt_entry): Make the sh_info field of .rel.plt
316 2017-01-23 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
319 * mips.cc (Mips_got_info::record_global_got_symbol): Don't add symbol
320 to the dynamic symbol table if it is forced to local visibility.
321 (Target_mips::do_finalize_sections): Don't add __RLD_MAP symbol to the
322 dynamic symbol table if it is forced to local visibility.
324 2017-01-20 Nick Clifton <nickc@redhat.com>
326 * aarch64.cc (Stub_template_repertoire): Change ST_E_835769_INSNS
327 from a pointer to an array.
329 2017-01-13 H.J. Lu <hongjiu.lu@intel.com>
332 * powerpc.cc (Powerpc_relobj<size, big_endian>::make_toc_relative):
333 Cast 0x80008000 to uint64_t.
335 2017-01-12 Cary Coutant <ccoutant@gmail.com>
337 * object.cc (Sized_relobj_file): Fix byte counts for calls to memmem.
339 2017-01-11 Cary Coutant <ccoutant@gmail.com>
342 * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
343 Remove unnecessary 'typename' keyword.
344 (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
345 (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
346 (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
347 (Output_data_plt_x86_64_bnd::do_write): Likewise.
349 2017-01-11 Cary Coutant <ccoutant@gmail.com>
352 * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
353 Remove unnecessary 'typename' keyword.
354 (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
355 (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
356 (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
357 * testsuite/copy_test_relro_1.cc (p, b, c, q): Add separate extern
360 2017-01-11 Cary Coutant <ccoutant@gmail.com>
363 * testsuite/script_test_13.sh: Adjust patterns to work for i386.
364 * testsuite/script_test_15a.sh: Likewise.
365 * testsuite/script_test_15b.sh: Likewise.
366 * testsuite/script_test_15c.sh: Likewise.
368 2017-01-11 Alan Modra <amodra@gmail.com>
370 * powerpc.cc (class Powerpc_copy_relocs): New.
371 (Powerpc_copy_relocs::emit): New function.
372 (Powerpc_relobj::relatoc_, toc_, no_toc_opt_): New variables.
373 (Powerpc_relobj::toc_shndx, set_no_toc_opt, no_toc_opt): New inlines.
374 (Powerpc_relobj::do_relocate_sections): New function.
375 (Powerpc_relobj::make_toc_relative): Likewise.
376 (Powerpc_relobj::do_find_special_sections): Stash away .rela.toc
378 (ok_lo_toc_insn): Move earlier, and handle more insns.
379 (Target_powerpc::Scan::local): If optimizing toc accesses, set
380 no_toc_opt for entries we can't edit. Check insn validity.
381 Emit "toc optimization is not supported" warning, downgraded
383 (Target_powerpc::Scan::global): Likewise.
384 (Target_powerpc::Relocate::relocate): Edit TOC indirect code
385 to TOC relative. Don't emit "toc optimization is not supported"
388 2017-01-10 Cary Coutant <ccoutant@gmail.com>
390 * aarch64.cc (AArch64_relobj::do_relocate_sections): Call
391 Sized_relobj_file::relocate_section_range().
392 * arm.cc (Arm_relobj::do_relocate_sections): Likewise.
393 * object.h (Sized_relobj_file::relocate_section_range): New method.
394 * reloc.cc (Sized_relobj_file::do_relocate_sections): Move
396 (Sized_relobj_file::relocate_section_range): ...to new method.
398 2017-01-10 Alan Modra <amodra@gmail.com>
400 * testsuite/ver_test_8.sh: Accept .TOC. in lieu of
401 _GLOBAL_OFFSET_TABLE_. Allow zero count.
402 * testsuite/copy_test_relro_1.cc (c, q): New vars.
403 * testsuite/copy_test_relro.cc: Rewrite to test read-only
404 status of variables directly. Reference new vars in
407 2017-01-10 Alan Modra <amodra@gmail.com>
409 * options.h: Add --secure-plt option.
410 * powerpc.cc (Target_powerpc::Scan::local): Detect and error
411 on -fPIC -mbss-plt code.
412 (Target_powerpc::Scan::global): Likewise.
414 2017-01-09 Alan Modra <amodra@gmail.com>
416 * powerpc.cc (Target_powerpc::make_plt_section): Point sh_info of
417 ".rela.plt" at ".plt".
419 2017-01-07 Alan Modra <amodra@gmail.com>
421 * powerpc.cc: Use shorter equivalent elfcpp typedef for
422 Reltype and reloc_size throughout.
423 (Target_powerpc::symval_for_branch): Exclude dynamic symbols.
424 (Target_powerpc::Scan::local): Use local var r_sym.
425 (Target_powerpc::Scan::global: Likewise.
426 (Target_powerpc::Relocate::relocate): Delete shadowing r_sym.
428 2017-01-02 Alan Modra <amodra@gmail.com>
430 Update year range in copyright notice of all files.
432 For older changes see ChangeLog-2016
434 Copyright (C) 2017 Free Software Foundation, Inc.
436 Copying and distribution of this file, with or without modification,
437 are permitted in any medium without royalty provided the copyright
438 notice and this notice are preserved.
444 version-control: never