1 2017-07-23 Alan Modra <amodra@gmail.com>
3 * powerpc.cc (glink_eh_frame_fde_64v2): Correct advance to
5 (glink_eh_frame_fde_64v1): Advance to restore of LR at latest
8 2017-07-18 Nick Clifton <nickc@redhat.com>
11 * aarch64.cc: Fix spelling typos.
13 * layout.cc: Likewise.
14 * powerpc.cc: Likewise.
15 * x86_64.cc: Likewise.
17 2017-07-12 Alan Modra <amodra@gmail.com>
19 * po/es.po: Update from translationproject.org/latest/gold/.
25 * po/zh_CN.po: Likewise.
26 * po/ja.po: New file from translationproject.org.
30 2017-07-06 Han Shen <shenhan@google.com>
33 * aarch64.cc (Erratum_stub::invalidate_erratum_stub): New method.
34 (Erratum_stub::is_invalidated_erratum_stub): New method.
35 (Stub_table::relocate_reloc_stub): Renamed from "relocate_stub".
36 (Stub_table::relocate_reloc_stubs): Renamed from "relocate_stubs".
37 (Stub_table::relocate_erratum_stub): New method.
38 (AArch64_relobj::fix_errata_and_relocate_erratum_stubs): Renamed from
40 (Target_aarch64::relocate_reloc_stub): Renamed from "relocate_stub".
42 2017-06-23 Alan Modra <amodra@gmail.com>
44 * options.h (General_options): Add plt_localentry.
45 * powerpc.cc (Target_powerpc::st_other): New function.
46 (Target_powerpc::plt_localentry0_, plt_localentry0_init_,
47 has_localentry0_): New vars.
48 (Target_powerpc::plt_localentry0, set_has_localentry0,
49 is_elfv2_localentry0): New functions.
50 (Target_powerpc::Branch_info::mark_pltcall): Don't set tocsave or
51 return true for localentry:0 calls.
52 (Stub_table::Plt_stub_ent::localentry0_): New var.
53 (Stub_table::add_plt_call_entry): Set localentry0_ and has_localentry0_.
54 Don't set r2save_ for localentry:0 calls.
55 (Output_data_glink::do_write): Save r2 in __glink_PLTresolve for elfv2.
56 (Target_powerpc::scan_relocs): Default plt_localentry0_.
57 (Target_powerpc::do_finalize_sections): Set DT_PPC64_OPT.
58 (Target_powerpc::Relocate::relocate): Don't require nop following
59 calls for localentry:0 plt calls, and don't change nop.
61 2017-06-23 Alan Modra <amodra@gmail.com>
63 * powerpc.cc (Target_powerpc::tocsave_loc_): New var.
64 (Target_powerpc::mark_pltcall, add_tocsave, tocsave_loc): New functions.
65 (Target_powerpc::Branch_info::tocsave_): New var.
66 (Target_powerpc::Branch_info::mark_pltcall): New function.
67 (Target_powerpc::Branch_info::make_stub): Pass tocsave_ to
69 (Stub_table::Plt_stub_ent): Make public. Add r2save_.
70 (Stub_table::add_plt_call_entry): Add bool tocsave_ param. Set
72 (Stub_table::find_plt_call_entry): Return Plt_stub_ent*. Adjust
74 (Stub_table::do_write): Conditionally output r2 save in plt stubs.
75 (Target_powerpc::Scan::local): Handle R_PPC64_TOCSAVE.
76 (Target_powerpc::Scan::global): Likewise.
77 (Target_powerpc::Relocate::relocate): Skip r2 save in plt call stub
78 with tocsave reloc. Replace header tocsave nop with r2 save.
79 * symtab.h (struct Symbol_location_hash): Make public.
81 2017-06-21 Alan Modra <amodra@gmail.com>
83 * powerpc.cc (Plt_stub_key): Rename from Plt_stub_ent. Remove indx_.
84 (Plt_stub_key_hash): Rename from Plt_stub_ent_hash.
85 (struct Plt_stub_ent): New.
86 (Plt_stub_entries): Map from Plt_stub_key to Plt_stub_ent. Adjust
89 2017-06-20 Eric Christopher <echristo@gmail.com>
91 * aarch64.cc (scan_reloc_for_stub): Use plt_address_for_global to
92 calculate the symbol value.
93 (scan_reloc_section_for_stubs): Allow stubs to be created for
95 (maybe_apply_stub): Handle creating stubs for weak symbols to
96 match the code in scan_reloc_for_stub.
98 2017-06-20 James Clarke <jrtc27@jrtc27.com>
100 * powerpc.cc (Stub_table::define_stub_syms): Always include object's
103 2017-06-15 Eric Christopher <echristo@gmail.com>
105 * aarch64.cc: Fix a few typos and grammar-os.
107 2017-06-15 Jiong Wang <jiong.wang@arm.com>
109 * aarch64.cc (Insn_utilities::is_mrs_tpidr_el0): New method.
110 (AArch64_relobj<size, big_endian>::try_fix_erratum_843419_optimized):
111 Return ture for some TLS relaxed sequences.
113 2017-06-07 Eric Christopher <echristo@gmail.com>
115 * aarch64.cc (maybe_apply_stub): Add debug logging for looking
116 up stubs to undefined symbols and early return rather than
117 fail to look them up.
118 (scan_reloc_for_stub): Add debug logging for no stub creation
119 for undefined symbols.
121 2017-05-23 Alan Modra <amodra@gmail.com>
124 * options.h: Add --emit-stub-syms option.
125 * powerpc.cc (object_id): New.
126 (Powerpc_relobj): Add uniq_ and accessor. Sort variables for
128 (Powerpc_dynobj): Sort variables for better packing.
129 (Target_powerpc::define_local): New function.
130 (Target_powerpc::group_sections): Pass stub table size to
131 Stub_table constructor.
132 (Target_powerpc::do_relax): Define stub and glink symbols.
133 (Stub_table): Add uniq_ variable, and id param to constructor.
134 (Stub_table::Plt_stub_ent): Add indx_ variable.
135 (Stub_table::Branch_stub_entries): Move typedef earlier.
136 (Stub_table::branch_stub_size): Replace "to" parameter with a
137 Branch_stub_entries iterator.
138 (Stub_table::add_long_branch_entry): Adjust to suit.
139 (Stub_table::add_plt_call_entry): Set indx_.
140 (Stub_table::define_stub_syms): New function.
142 2017-05-15 Eric Christopher <echristo@gmail.com>
144 * layout.cc (Layout::segment_precedes): Add a case for testing
145 pointer equality when determining which segment precedes
148 2017-05-13 James Clarke <jrtc27@jrtc27.com>
151 * gold.cc (Target_sparc::Relocate::relocate_tls): Local
152 variables are final for position-independent executables. This
153 has to be consistent with Target_sparc::Scan::local otherwise
154 they will disagree as to whether local-exec is used.
156 2017-05-12 Igor Kudrin <ikudrin@accesssoftek.com>
160 (AArch64_relobj::convert_input_section_to_relaxed_section):
161 Set the section offset to -1ULL.
162 (Target_aarch64::relocate_section): Adjust the view in case
163 of a relaxed input section.
164 * testsuite/Makefile.am (pr21430): New test.
165 * testsuite/Makefile.in: Regenerate
166 * testsuite/pr21430.s: New test source file.
167 * testsuite/pr21430.sh: New test script.
169 2017-04-27 Alan Modra <amodra@gmail.com>
171 * testsuite/plugin_section_order.c (onload): Add missing break.
173 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
175 * mips.cc (Mips_got_entry::hash()): Shift addend to reduce
176 possibility of collisions.
177 (Mips_got_entry::equals): Fix case for GOT_TLS_LDM
180 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
182 * mips.cc (Mips_relobj::merge_processor_specific_data_): New data
184 (Mips_relobj::merge_processor_specific_data): New method.
185 (Mips_relobj::do_read_symbols): Set merge_processor_specific_data_
186 to false, only if the input file is a binary or if object has no
187 contents except the section name string table and an empty symbol
188 table with the undefined symbol.
189 (Target_mips::do_finalize_sections): Refactor. Skip empty object files
190 for merging processor-specific data.
192 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
194 * mips.cc (Target_mips::Relocate::calculated_value_): New data
196 (Target_mips::Relocate::calculate_only_): Likewise.
197 (Target_mips::Relocate::relocate): Handle multiple consecutive
198 relocations with the same offset.
200 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
202 * mips.cc (Target_mips::Relocate::relocate): Remove redundant
203 checks for relocatable link.
204 (Mips_relocate_functions::reljalr): Likewise.
206 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
208 * mips.cc (class Mips_output_section_options): New class.
209 (Target_mips::do_make_output_section): New method.
211 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
213 * mips.cc (Mips_relocate_functions::rel26): Don't print relocation
214 overflow error message.
215 (Target_mips::relocate_special_relocatable): Improve relocation
216 overflow error message.
217 (Target_mips::Relocate::relocate): Likewise.
219 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
221 * mips.cc (symbol_refs_local): Return false if a symbol
222 is from a dynamic object.
223 (Target_mips::got_section): Make _GLOBAL_OFFSET_TABLE_ STV_HIDDEN.
224 (Target_mips::set_gp): Refactor. Make _gp STT_NOTYPE and
226 (Target_mips::do_finalize_sections): Set _gp after all the checks
227 for creating .got are done.
228 (Target_mips::Scan::global): Remove unused code.
230 2017-02-22 Alan Modra <amodra@gmail.com>
232 * powerpc.cc (Target_powerpc::make_iplt_section): Check that
233 output_section exists before attempting add_output_section_data.
234 (Target_powerpc::make_brlt_section): Likewise.
236 2017-02-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
238 * mips.cc (Target_mips::Scan::get_reference_flags): Remove
239 gold_unreachable from default case.
241 2017-02-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
244 * mips.cc (Mips_relocate_functions::relhigher): New method.
245 (Mips_relocate_functions::relhighest): Likewise.
246 (mips_get_size_for_reloc): Add support for relocs: R_MIPS_HIGHER and
248 (Target_mips::Scan::local): Add support for relocs: R_MIPS_HIGHER,
249 R_MIPS_HIGHEST, R_MICROMIPS_HIGHER and R_MICROMIPS_HIGHEST.
250 (Target_mips::Scan::global): Likewise.
251 (Target_mips::Scan::get_reference_flags): Likewise.
252 (Target_mips::Relocate::relocate): Call static methods for resolving
253 HIGHER and HIGHEST relocations.
255 2017-02-03 Rahul Chaudhry <rahulchaudhry@google.com>
257 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
258 Return true even when building pie binaries.
259 (Target_x86_64::possible_function_pointer_reloc): Check opcode
260 for R_X86_64_PC32 relocations.
261 (Target_x86_64::local_reloc_may_be_function_pointer): Pass
262 extra arguments to local_reloc_may_be_function_pointer.
263 (Target_x86_64::global_reloc_may_be_function_pointer): Likewise.
264 * gc.h (gc_process_relocs): Add check for STT_FUNC.
265 * testsuite/Makefile.am (icf_safe_pie_test): New test case.
266 * testsuite/Makefile.in: Regenerate.
267 * testsuite/icf_safe_pie_test.sh: New shell script.
269 2017-02-03 Alan Modra <amodra@gmail.com>
271 * powerpc.cc (Powerpc_relobj::make_toc_relative): Don't crash
272 when no .toc section exists.
274 2017-01-31 Cary Coutant <ccoutant@gmail.com>
277 * x86_64.cc (Target_x86_64::can_convert_mov_to_lea): Add check
278 for predefined symbol.
279 (Target_x86_64::Relocate::relocate): Fix formatting.
281 2017-01-23 Rahul Chaudhry <rahulchaudhry@google.com>
283 * testsuite/icf_safe_so_test.sh: Use "set -e".
284 * testsuite/icf_safe_test.sh: Likewise.
285 * testsuite/icf_test.sh: Likewise.
287 2017-01-23 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
289 * mips.cc (Mips_output_data_plt::rel_plt): Remove const from return
291 (Target_mips::make_plt_entry): Make the sh_info field of .rel.plt
294 2017-01-23 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
297 * mips.cc (Mips_got_info::record_global_got_symbol): Don't add symbol
298 to the dynamic symbol table if it is forced to local visibility.
299 (Target_mips::do_finalize_sections): Don't add __RLD_MAP symbol to the
300 dynamic symbol table if it is forced to local visibility.
302 2017-01-20 Nick Clifton <nickc@redhat.com>
304 * aarch64.cc (Stub_template_repertoire): Change ST_E_835769_INSNS
305 from a pointer to an array.
307 2017-01-13 H.J. Lu <hongjiu.lu@intel.com>
310 * powerpc.cc (Powerpc_relobj<size, big_endian>::make_toc_relative):
311 Cast 0x80008000 to uint64_t.
313 2017-01-12 Cary Coutant <ccoutant@gmail.com>
315 * object.cc (Sized_relobj_file): Fix byte counts for calls to memmem.
317 2017-01-11 Cary Coutant <ccoutant@gmail.com>
320 * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
321 Remove unnecessary 'typename' keyword.
322 (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
323 (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
324 (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
325 (Output_data_plt_x86_64_bnd::do_write): Likewise.
327 2017-01-11 Cary Coutant <ccoutant@gmail.com>
330 * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
331 Remove unnecessary 'typename' keyword.
332 (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
333 (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
334 (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
335 * testsuite/copy_test_relro_1.cc (p, b, c, q): Add separate extern
338 2017-01-11 Cary Coutant <ccoutant@gmail.com>
341 * testsuite/script_test_13.sh: Adjust patterns to work for i386.
342 * testsuite/script_test_15a.sh: Likewise.
343 * testsuite/script_test_15b.sh: Likewise.
344 * testsuite/script_test_15c.sh: Likewise.
346 2017-01-11 Alan Modra <amodra@gmail.com>
348 * powerpc.cc (class Powerpc_copy_relocs): New.
349 (Powerpc_copy_relocs::emit): New function.
350 (Powerpc_relobj::relatoc_, toc_, no_toc_opt_): New variables.
351 (Powerpc_relobj::toc_shndx, set_no_toc_opt, no_toc_opt): New inlines.
352 (Powerpc_relobj::do_relocate_sections): New function.
353 (Powerpc_relobj::make_toc_relative): Likewise.
354 (Powerpc_relobj::do_find_special_sections): Stash away .rela.toc
356 (ok_lo_toc_insn): Move earlier, and handle more insns.
357 (Target_powerpc::Scan::local): If optimizing toc accesses, set
358 no_toc_opt for entries we can't edit. Check insn validity.
359 Emit "toc optimization is not supported" warning, downgraded
361 (Target_powerpc::Scan::global): Likewise.
362 (Target_powerpc::Relocate::relocate): Edit TOC indirect code
363 to TOC relative. Don't emit "toc optimization is not supported"
366 2017-01-10 Cary Coutant <ccoutant@gmail.com>
368 * aarch64.cc (AArch64_relobj::do_relocate_sections): Call
369 Sized_relobj_file::relocate_section_range().
370 * arm.cc (Arm_relobj::do_relocate_sections): Likewise.
371 * object.h (Sized_relobj_file::relocate_section_range): New method.
372 * reloc.cc (Sized_relobj_file::do_relocate_sections): Move
374 (Sized_relobj_file::relocate_section_range): ...to new method.
376 2017-01-10 Alan Modra <amodra@gmail.com>
378 * testsuite/ver_test_8.sh: Accept .TOC. in lieu of
379 _GLOBAL_OFFSET_TABLE_. Allow zero count.
380 * testsuite/copy_test_relro_1.cc (c, q): New vars.
381 * testsuite/copy_test_relro.cc: Rewrite to test read-only
382 status of variables directly. Reference new vars in
385 2017-01-10 Alan Modra <amodra@gmail.com>
387 * options.h: Add --secure-plt option.
388 * powerpc.cc (Target_powerpc::Scan::local): Detect and error
389 on -fPIC -mbss-plt code.
390 (Target_powerpc::Scan::global): Likewise.
392 2017-01-09 Alan Modra <amodra@gmail.com>
394 * powerpc.cc (Target_powerpc::make_plt_section): Point sh_info of
395 ".rela.plt" at ".plt".
397 2017-01-07 Alan Modra <amodra@gmail.com>
399 * powerpc.cc: Use shorter equivalent elfcpp typedef for
400 Reltype and reloc_size throughout.
401 (Target_powerpc::symval_for_branch): Exclude dynamic symbols.
402 (Target_powerpc::Scan::local): Use local var r_sym.
403 (Target_powerpc::Scan::global: Likewise.
404 (Target_powerpc::Relocate::relocate): Delete shadowing r_sym.
406 2017-01-02 Alan Modra <amodra@gmail.com>
408 Update year range in copyright notice of all files.
410 For older changes see ChangeLog-2016
412 Copyright (C) 2017 Free Software Foundation, Inc.
414 Copying and distribution of this file, with or without modification,
415 are permitted in any medium without royalty provided the copyright
416 notice and this notice are preserved.
422 version-control: never