1 2017-07-28 H.J. Lu <hongjiu.lu@intel.com>
4 * compressed_output.cc (Output_compressed_section::set_final_data_size):
5 Call put_ch_reserved to clear the reserved field for 64-bit ELF.
7 2017-07-26 H.J. Lu <hongjiu.lu@intel.com>
9 * mips.cc (Mips_relocate_functions): Add "llu" suffix to
12 2017-07-23 Alan Modra <amodra@gmail.com>
14 * powerpc.cc (glink_eh_frame_fde_64v2): Correct advance to
16 (glink_eh_frame_fde_64v1): Advance to restore of LR at latest
19 2017-07-18 Nick Clifton <nickc@redhat.com>
22 * aarch64.cc: Fix spelling typos.
24 * layout.cc: Likewise.
25 * powerpc.cc: Likewise.
26 * x86_64.cc: Likewise.
28 2017-07-12 Alan Modra <amodra@gmail.com>
30 * po/es.po: Update from translationproject.org/latest/gold/.
36 * po/zh_CN.po: Likewise.
37 * po/ja.po: New file from translationproject.org.
41 2017-07-06 Han Shen <shenhan@google.com>
44 * aarch64.cc (Erratum_stub::invalidate_erratum_stub): New method.
45 (Erratum_stub::is_invalidated_erratum_stub): New method.
46 (Stub_table::relocate_reloc_stub): Renamed from "relocate_stub".
47 (Stub_table::relocate_reloc_stubs): Renamed from "relocate_stubs".
48 (Stub_table::relocate_erratum_stub): New method.
49 (AArch64_relobj::fix_errata_and_relocate_erratum_stubs): Renamed from
51 (Target_aarch64::relocate_reloc_stub): Renamed from "relocate_stub".
53 2017-06-23 Alan Modra <amodra@gmail.com>
55 * options.h (General_options): Add plt_localentry.
56 * powerpc.cc (Target_powerpc::st_other): New function.
57 (Target_powerpc::plt_localentry0_, plt_localentry0_init_,
58 has_localentry0_): New vars.
59 (Target_powerpc::plt_localentry0, set_has_localentry0,
60 is_elfv2_localentry0): New functions.
61 (Target_powerpc::Branch_info::mark_pltcall): Don't set tocsave or
62 return true for localentry:0 calls.
63 (Stub_table::Plt_stub_ent::localentry0_): New var.
64 (Stub_table::add_plt_call_entry): Set localentry0_ and has_localentry0_.
65 Don't set r2save_ for localentry:0 calls.
66 (Output_data_glink::do_write): Save r2 in __glink_PLTresolve for elfv2.
67 (Target_powerpc::scan_relocs): Default plt_localentry0_.
68 (Target_powerpc::do_finalize_sections): Set DT_PPC64_OPT.
69 (Target_powerpc::Relocate::relocate): Don't require nop following
70 calls for localentry:0 plt calls, and don't change nop.
72 2017-06-23 Alan Modra <amodra@gmail.com>
74 * powerpc.cc (Target_powerpc::tocsave_loc_): New var.
75 (Target_powerpc::mark_pltcall, add_tocsave, tocsave_loc): New functions.
76 (Target_powerpc::Branch_info::tocsave_): New var.
77 (Target_powerpc::Branch_info::mark_pltcall): New function.
78 (Target_powerpc::Branch_info::make_stub): Pass tocsave_ to
80 (Stub_table::Plt_stub_ent): Make public. Add r2save_.
81 (Stub_table::add_plt_call_entry): Add bool tocsave_ param. Set
83 (Stub_table::find_plt_call_entry): Return Plt_stub_ent*. Adjust
85 (Stub_table::do_write): Conditionally output r2 save in plt stubs.
86 (Target_powerpc::Scan::local): Handle R_PPC64_TOCSAVE.
87 (Target_powerpc::Scan::global): Likewise.
88 (Target_powerpc::Relocate::relocate): Skip r2 save in plt call stub
89 with tocsave reloc. Replace header tocsave nop with r2 save.
90 * symtab.h (struct Symbol_location_hash): Make public.
92 2017-06-21 Alan Modra <amodra@gmail.com>
94 * powerpc.cc (Plt_stub_key): Rename from Plt_stub_ent. Remove indx_.
95 (Plt_stub_key_hash): Rename from Plt_stub_ent_hash.
96 (struct Plt_stub_ent): New.
97 (Plt_stub_entries): Map from Plt_stub_key to Plt_stub_ent. Adjust
100 2017-06-20 Eric Christopher <echristo@gmail.com>
102 * aarch64.cc (scan_reloc_for_stub): Use plt_address_for_global to
103 calculate the symbol value.
104 (scan_reloc_section_for_stubs): Allow stubs to be created for
106 (maybe_apply_stub): Handle creating stubs for weak symbols to
107 match the code in scan_reloc_for_stub.
109 2017-06-20 James Clarke <jrtc27@jrtc27.com>
111 * powerpc.cc (Stub_table::define_stub_syms): Always include object's
114 2017-06-15 Eric Christopher <echristo@gmail.com>
116 * aarch64.cc: Fix a few typos and grammar-os.
118 2017-06-15 Jiong Wang <jiong.wang@arm.com>
120 * aarch64.cc (Insn_utilities::is_mrs_tpidr_el0): New method.
121 (AArch64_relobj<size, big_endian>::try_fix_erratum_843419_optimized):
122 Return ture for some TLS relaxed sequences.
124 2017-06-07 Eric Christopher <echristo@gmail.com>
126 * aarch64.cc (maybe_apply_stub): Add debug logging for looking
127 up stubs to undefined symbols and early return rather than
128 fail to look them up.
129 (scan_reloc_for_stub): Add debug logging for no stub creation
130 for undefined symbols.
132 2017-05-23 Alan Modra <amodra@gmail.com>
135 * options.h: Add --emit-stub-syms option.
136 * powerpc.cc (object_id): New.
137 (Powerpc_relobj): Add uniq_ and accessor. Sort variables for
139 (Powerpc_dynobj): Sort variables for better packing.
140 (Target_powerpc::define_local): New function.
141 (Target_powerpc::group_sections): Pass stub table size to
142 Stub_table constructor.
143 (Target_powerpc::do_relax): Define stub and glink symbols.
144 (Stub_table): Add uniq_ variable, and id param to constructor.
145 (Stub_table::Plt_stub_ent): Add indx_ variable.
146 (Stub_table::Branch_stub_entries): Move typedef earlier.
147 (Stub_table::branch_stub_size): Replace "to" parameter with a
148 Branch_stub_entries iterator.
149 (Stub_table::add_long_branch_entry): Adjust to suit.
150 (Stub_table::add_plt_call_entry): Set indx_.
151 (Stub_table::define_stub_syms): New function.
153 2017-05-15 Eric Christopher <echristo@gmail.com>
155 * layout.cc (Layout::segment_precedes): Add a case for testing
156 pointer equality when determining which segment precedes
159 2017-05-13 James Clarke <jrtc27@jrtc27.com>
162 * gold.cc (Target_sparc::Relocate::relocate_tls): Local
163 variables are final for position-independent executables. This
164 has to be consistent with Target_sparc::Scan::local otherwise
165 they will disagree as to whether local-exec is used.
167 2017-05-12 Igor Kudrin <ikudrin@accesssoftek.com>
171 (AArch64_relobj::convert_input_section_to_relaxed_section):
172 Set the section offset to -1ULL.
173 (Target_aarch64::relocate_section): Adjust the view in case
174 of a relaxed input section.
175 * testsuite/Makefile.am (pr21430): New test.
176 * testsuite/Makefile.in: Regenerate
177 * testsuite/pr21430.s: New test source file.
178 * testsuite/pr21430.sh: New test script.
180 2017-04-27 Alan Modra <amodra@gmail.com>
182 * testsuite/plugin_section_order.c (onload): Add missing break.
184 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
186 * mips.cc (Mips_got_entry::hash()): Shift addend to reduce
187 possibility of collisions.
188 (Mips_got_entry::equals): Fix case for GOT_TLS_LDM
191 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
193 * mips.cc (Mips_relobj::merge_processor_specific_data_): New data
195 (Mips_relobj::merge_processor_specific_data): New method.
196 (Mips_relobj::do_read_symbols): Set merge_processor_specific_data_
197 to false, only if the input file is a binary or if object has no
198 contents except the section name string table and an empty symbol
199 table with the undefined symbol.
200 (Target_mips::do_finalize_sections): Refactor. Skip empty object files
201 for merging processor-specific data.
203 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
205 * mips.cc (Target_mips::Relocate::calculated_value_): New data
207 (Target_mips::Relocate::calculate_only_): Likewise.
208 (Target_mips::Relocate::relocate): Handle multiple consecutive
209 relocations with the same offset.
211 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
213 * mips.cc (Target_mips::Relocate::relocate): Remove redundant
214 checks for relocatable link.
215 (Mips_relocate_functions::reljalr): Likewise.
217 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
219 * mips.cc (class Mips_output_section_options): New class.
220 (Target_mips::do_make_output_section): New method.
222 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
224 * mips.cc (Mips_relocate_functions::rel26): Don't print relocation
225 overflow error message.
226 (Target_mips::relocate_special_relocatable): Improve relocation
227 overflow error message.
228 (Target_mips::Relocate::relocate): Likewise.
230 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
232 * mips.cc (symbol_refs_local): Return false if a symbol
233 is from a dynamic object.
234 (Target_mips::got_section): Make _GLOBAL_OFFSET_TABLE_ STV_HIDDEN.
235 (Target_mips::set_gp): Refactor. Make _gp STT_NOTYPE and
237 (Target_mips::do_finalize_sections): Set _gp after all the checks
238 for creating .got are done.
239 (Target_mips::Scan::global): Remove unused code.
241 2017-02-22 Alan Modra <amodra@gmail.com>
243 * powerpc.cc (Target_powerpc::make_iplt_section): Check that
244 output_section exists before attempting add_output_section_data.
245 (Target_powerpc::make_brlt_section): Likewise.
247 2017-02-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
249 * mips.cc (Target_mips::Scan::get_reference_flags): Remove
250 gold_unreachable from default case.
252 2017-02-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
255 * mips.cc (Mips_relocate_functions::relhigher): New method.
256 (Mips_relocate_functions::relhighest): Likewise.
257 (mips_get_size_for_reloc): Add support for relocs: R_MIPS_HIGHER and
259 (Target_mips::Scan::local): Add support for relocs: R_MIPS_HIGHER,
260 R_MIPS_HIGHEST, R_MICROMIPS_HIGHER and R_MICROMIPS_HIGHEST.
261 (Target_mips::Scan::global): Likewise.
262 (Target_mips::Scan::get_reference_flags): Likewise.
263 (Target_mips::Relocate::relocate): Call static methods for resolving
264 HIGHER and HIGHEST relocations.
266 2017-02-03 Rahul Chaudhry <rahulchaudhry@google.com>
268 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
269 Return true even when building pie binaries.
270 (Target_x86_64::possible_function_pointer_reloc): Check opcode
271 for R_X86_64_PC32 relocations.
272 (Target_x86_64::local_reloc_may_be_function_pointer): Pass
273 extra arguments to local_reloc_may_be_function_pointer.
274 (Target_x86_64::global_reloc_may_be_function_pointer): Likewise.
275 * gc.h (gc_process_relocs): Add check for STT_FUNC.
276 * testsuite/Makefile.am (icf_safe_pie_test): New test case.
277 * testsuite/Makefile.in: Regenerate.
278 * testsuite/icf_safe_pie_test.sh: New shell script.
280 2017-02-03 Alan Modra <amodra@gmail.com>
282 * powerpc.cc (Powerpc_relobj::make_toc_relative): Don't crash
283 when no .toc section exists.
285 2017-01-31 Cary Coutant <ccoutant@gmail.com>
288 * x86_64.cc (Target_x86_64::can_convert_mov_to_lea): Add check
289 for predefined symbol.
290 (Target_x86_64::Relocate::relocate): Fix formatting.
292 2017-01-23 Rahul Chaudhry <rahulchaudhry@google.com>
294 * testsuite/icf_safe_so_test.sh: Use "set -e".
295 * testsuite/icf_safe_test.sh: Likewise.
296 * testsuite/icf_test.sh: Likewise.
298 2017-01-23 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
300 * mips.cc (Mips_output_data_plt::rel_plt): Remove const from return
302 (Target_mips::make_plt_entry): Make the sh_info field of .rel.plt
305 2017-01-23 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
308 * mips.cc (Mips_got_info::record_global_got_symbol): Don't add symbol
309 to the dynamic symbol table if it is forced to local visibility.
310 (Target_mips::do_finalize_sections): Don't add __RLD_MAP symbol to the
311 dynamic symbol table if it is forced to local visibility.
313 2017-01-20 Nick Clifton <nickc@redhat.com>
315 * aarch64.cc (Stub_template_repertoire): Change ST_E_835769_INSNS
316 from a pointer to an array.
318 2017-01-13 H.J. Lu <hongjiu.lu@intel.com>
321 * powerpc.cc (Powerpc_relobj<size, big_endian>::make_toc_relative):
322 Cast 0x80008000 to uint64_t.
324 2017-01-12 Cary Coutant <ccoutant@gmail.com>
326 * object.cc (Sized_relobj_file): Fix byte counts for calls to memmem.
328 2017-01-11 Cary Coutant <ccoutant@gmail.com>
331 * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
332 Remove unnecessary 'typename' keyword.
333 (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
334 (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
335 (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
336 (Output_data_plt_x86_64_bnd::do_write): Likewise.
338 2017-01-11 Cary Coutant <ccoutant@gmail.com>
341 * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
342 Remove unnecessary 'typename' keyword.
343 (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
344 (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
345 (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
346 * testsuite/copy_test_relro_1.cc (p, b, c, q): Add separate extern
349 2017-01-11 Cary Coutant <ccoutant@gmail.com>
352 * testsuite/script_test_13.sh: Adjust patterns to work for i386.
353 * testsuite/script_test_15a.sh: Likewise.
354 * testsuite/script_test_15b.sh: Likewise.
355 * testsuite/script_test_15c.sh: Likewise.
357 2017-01-11 Alan Modra <amodra@gmail.com>
359 * powerpc.cc (class Powerpc_copy_relocs): New.
360 (Powerpc_copy_relocs::emit): New function.
361 (Powerpc_relobj::relatoc_, toc_, no_toc_opt_): New variables.
362 (Powerpc_relobj::toc_shndx, set_no_toc_opt, no_toc_opt): New inlines.
363 (Powerpc_relobj::do_relocate_sections): New function.
364 (Powerpc_relobj::make_toc_relative): Likewise.
365 (Powerpc_relobj::do_find_special_sections): Stash away .rela.toc
367 (ok_lo_toc_insn): Move earlier, and handle more insns.
368 (Target_powerpc::Scan::local): If optimizing toc accesses, set
369 no_toc_opt for entries we can't edit. Check insn validity.
370 Emit "toc optimization is not supported" warning, downgraded
372 (Target_powerpc::Scan::global): Likewise.
373 (Target_powerpc::Relocate::relocate): Edit TOC indirect code
374 to TOC relative. Don't emit "toc optimization is not supported"
377 2017-01-10 Cary Coutant <ccoutant@gmail.com>
379 * aarch64.cc (AArch64_relobj::do_relocate_sections): Call
380 Sized_relobj_file::relocate_section_range().
381 * arm.cc (Arm_relobj::do_relocate_sections): Likewise.
382 * object.h (Sized_relobj_file::relocate_section_range): New method.
383 * reloc.cc (Sized_relobj_file::do_relocate_sections): Move
385 (Sized_relobj_file::relocate_section_range): ...to new method.
387 2017-01-10 Alan Modra <amodra@gmail.com>
389 * testsuite/ver_test_8.sh: Accept .TOC. in lieu of
390 _GLOBAL_OFFSET_TABLE_. Allow zero count.
391 * testsuite/copy_test_relro_1.cc (c, q): New vars.
392 * testsuite/copy_test_relro.cc: Rewrite to test read-only
393 status of variables directly. Reference new vars in
396 2017-01-10 Alan Modra <amodra@gmail.com>
398 * options.h: Add --secure-plt option.
399 * powerpc.cc (Target_powerpc::Scan::local): Detect and error
400 on -fPIC -mbss-plt code.
401 (Target_powerpc::Scan::global): Likewise.
403 2017-01-09 Alan Modra <amodra@gmail.com>
405 * powerpc.cc (Target_powerpc::make_plt_section): Point sh_info of
406 ".rela.plt" at ".plt".
408 2017-01-07 Alan Modra <amodra@gmail.com>
410 * powerpc.cc: Use shorter equivalent elfcpp typedef for
411 Reltype and reloc_size throughout.
412 (Target_powerpc::symval_for_branch): Exclude dynamic symbols.
413 (Target_powerpc::Scan::local): Use local var r_sym.
414 (Target_powerpc::Scan::global: Likewise.
415 (Target_powerpc::Relocate::relocate): Delete shadowing r_sym.
417 2017-01-02 Alan Modra <amodra@gmail.com>
419 Update year range in copyright notice of all files.
421 For older changes see ChangeLog-2016
423 Copyright (C) 2017 Free Software Foundation, Inc.
425 Copying and distribution of this file, with or without modification,
426 are permitted in any medium without royalty provided the copyright
427 notice and this notice are preserved.
433 version-control: never