1 2017-07-31 Alan Modra <amodra@gmail.com>
3 * options.h (no_tls_optimize): New powerpc option.
4 * powerpc.cc (Target_powerpc::abiversion, set_abiversion): Formatting.
5 (Target_powerpc::stk_toc): Formatting, fix comment.
6 (Target_powerpc::Track_tls::tls_get_addr_state): Rename from
8 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
9 Return TLSOPT_NONE when !tls_optimize.
10 (Target_powerpc::add_global_pair_with_rel): Check
11 for existing reloc before reserving.
12 (Target_powerpc::add_local_tls_pair): Likewise.
14 2017-07-31 Alan Modra <amodra@gmail.com>
16 * powerpc.cc (Target_powerpc::scan_relocs): Warn on --plt-localentry
19 2017-07-29 Alan Modra <amodra@gmail.com>
22 * powerpc.cc (Target_powerpc::scan_relocs): Default to
25 2017-07-28 H.J. Lu <hongjiu.lu@intel.com>
28 * compressed_output.cc (Output_compressed_section::set_final_data_size):
29 Call put_ch_reserved to clear the reserved field for 64-bit ELF.
31 2017-07-26 H.J. Lu <hongjiu.lu@intel.com>
33 * mips.cc (Mips_relocate_functions): Add "llu" suffix to
36 2017-07-23 Alan Modra <amodra@gmail.com>
38 * powerpc.cc (glink_eh_frame_fde_64v2): Correct advance to
40 (glink_eh_frame_fde_64v1): Advance to restore of LR at latest
43 2017-07-18 Nick Clifton <nickc@redhat.com>
46 * aarch64.cc: Fix spelling typos.
48 * layout.cc: Likewise.
49 * powerpc.cc: Likewise.
50 * x86_64.cc: Likewise.
52 2017-07-12 Alan Modra <amodra@gmail.com>
54 * po/es.po: Update from translationproject.org/latest/gold/.
60 * po/zh_CN.po: Likewise.
61 * po/ja.po: New file from translationproject.org.
65 2017-07-06 Han Shen <shenhan@google.com>
68 * aarch64.cc (Erratum_stub::invalidate_erratum_stub): New method.
69 (Erratum_stub::is_invalidated_erratum_stub): New method.
70 (Stub_table::relocate_reloc_stub): Renamed from "relocate_stub".
71 (Stub_table::relocate_reloc_stubs): Renamed from "relocate_stubs".
72 (Stub_table::relocate_erratum_stub): New method.
73 (AArch64_relobj::fix_errata_and_relocate_erratum_stubs): Renamed from
75 (Target_aarch64::relocate_reloc_stub): Renamed from "relocate_stub".
77 2017-06-23 Alan Modra <amodra@gmail.com>
79 * options.h (General_options): Add plt_localentry.
80 * powerpc.cc (Target_powerpc::st_other): New function.
81 (Target_powerpc::plt_localentry0_, plt_localentry0_init_,
82 has_localentry0_): New vars.
83 (Target_powerpc::plt_localentry0, set_has_localentry0,
84 is_elfv2_localentry0): New functions.
85 (Target_powerpc::Branch_info::mark_pltcall): Don't set tocsave or
86 return true for localentry:0 calls.
87 (Stub_table::Plt_stub_ent::localentry0_): New var.
88 (Stub_table::add_plt_call_entry): Set localentry0_ and has_localentry0_.
89 Don't set r2save_ for localentry:0 calls.
90 (Output_data_glink::do_write): Save r2 in __glink_PLTresolve for elfv2.
91 (Target_powerpc::scan_relocs): Default plt_localentry0_.
92 (Target_powerpc::do_finalize_sections): Set DT_PPC64_OPT.
93 (Target_powerpc::Relocate::relocate): Don't require nop following
94 calls for localentry:0 plt calls, and don't change nop.
96 2017-06-23 Alan Modra <amodra@gmail.com>
98 * powerpc.cc (Target_powerpc::tocsave_loc_): New var.
99 (Target_powerpc::mark_pltcall, add_tocsave, tocsave_loc): New functions.
100 (Target_powerpc::Branch_info::tocsave_): New var.
101 (Target_powerpc::Branch_info::mark_pltcall): New function.
102 (Target_powerpc::Branch_info::make_stub): Pass tocsave_ to
104 (Stub_table::Plt_stub_ent): Make public. Add r2save_.
105 (Stub_table::add_plt_call_entry): Add bool tocsave_ param. Set
107 (Stub_table::find_plt_call_entry): Return Plt_stub_ent*. Adjust
109 (Stub_table::do_write): Conditionally output r2 save in plt stubs.
110 (Target_powerpc::Scan::local): Handle R_PPC64_TOCSAVE.
111 (Target_powerpc::Scan::global): Likewise.
112 (Target_powerpc::Relocate::relocate): Skip r2 save in plt call stub
113 with tocsave reloc. Replace header tocsave nop with r2 save.
114 * symtab.h (struct Symbol_location_hash): Make public.
116 2017-06-21 Alan Modra <amodra@gmail.com>
118 * powerpc.cc (Plt_stub_key): Rename from Plt_stub_ent. Remove indx_.
119 (Plt_stub_key_hash): Rename from Plt_stub_ent_hash.
120 (struct Plt_stub_ent): New.
121 (Plt_stub_entries): Map from Plt_stub_key to Plt_stub_ent. Adjust
124 2017-06-20 Eric Christopher <echristo@gmail.com>
126 * aarch64.cc (scan_reloc_for_stub): Use plt_address_for_global to
127 calculate the symbol value.
128 (scan_reloc_section_for_stubs): Allow stubs to be created for
130 (maybe_apply_stub): Handle creating stubs for weak symbols to
131 match the code in scan_reloc_for_stub.
133 2017-06-20 James Clarke <jrtc27@jrtc27.com>
135 * powerpc.cc (Stub_table::define_stub_syms): Always include object's
138 2017-06-15 Eric Christopher <echristo@gmail.com>
140 * aarch64.cc: Fix a few typos and grammar-os.
142 2017-06-15 Jiong Wang <jiong.wang@arm.com>
144 * aarch64.cc (Insn_utilities::is_mrs_tpidr_el0): New method.
145 (AArch64_relobj<size, big_endian>::try_fix_erratum_843419_optimized):
146 Return ture for some TLS relaxed sequences.
148 2017-06-07 Eric Christopher <echristo@gmail.com>
150 * aarch64.cc (maybe_apply_stub): Add debug logging for looking
151 up stubs to undefined symbols and early return rather than
152 fail to look them up.
153 (scan_reloc_for_stub): Add debug logging for no stub creation
154 for undefined symbols.
156 2017-05-23 Alan Modra <amodra@gmail.com>
159 * options.h: Add --emit-stub-syms option.
160 * powerpc.cc (object_id): New.
161 (Powerpc_relobj): Add uniq_ and accessor. Sort variables for
163 (Powerpc_dynobj): Sort variables for better packing.
164 (Target_powerpc::define_local): New function.
165 (Target_powerpc::group_sections): Pass stub table size to
166 Stub_table constructor.
167 (Target_powerpc::do_relax): Define stub and glink symbols.
168 (Stub_table): Add uniq_ variable, and id param to constructor.
169 (Stub_table::Plt_stub_ent): Add indx_ variable.
170 (Stub_table::Branch_stub_entries): Move typedef earlier.
171 (Stub_table::branch_stub_size): Replace "to" parameter with a
172 Branch_stub_entries iterator.
173 (Stub_table::add_long_branch_entry): Adjust to suit.
174 (Stub_table::add_plt_call_entry): Set indx_.
175 (Stub_table::define_stub_syms): New function.
177 2017-05-15 Eric Christopher <echristo@gmail.com>
179 * layout.cc (Layout::segment_precedes): Add a case for testing
180 pointer equality when determining which segment precedes
183 2017-05-13 James Clarke <jrtc27@jrtc27.com>
186 * gold.cc (Target_sparc::Relocate::relocate_tls): Local
187 variables are final for position-independent executables. This
188 has to be consistent with Target_sparc::Scan::local otherwise
189 they will disagree as to whether local-exec is used.
191 2017-05-12 Igor Kudrin <ikudrin@accesssoftek.com>
195 (AArch64_relobj::convert_input_section_to_relaxed_section):
196 Set the section offset to -1ULL.
197 (Target_aarch64::relocate_section): Adjust the view in case
198 of a relaxed input section.
199 * testsuite/Makefile.am (pr21430): New test.
200 * testsuite/Makefile.in: Regenerate
201 * testsuite/pr21430.s: New test source file.
202 * testsuite/pr21430.sh: New test script.
204 2017-04-27 Alan Modra <amodra@gmail.com>
206 * testsuite/plugin_section_order.c (onload): Add missing break.
208 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
210 * mips.cc (Mips_got_entry::hash()): Shift addend to reduce
211 possibility of collisions.
212 (Mips_got_entry::equals): Fix case for GOT_TLS_LDM
215 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
217 * mips.cc (Mips_relobj::merge_processor_specific_data_): New data
219 (Mips_relobj::merge_processor_specific_data): New method.
220 (Mips_relobj::do_read_symbols): Set merge_processor_specific_data_
221 to false, only if the input file is a binary or if object has no
222 contents except the section name string table and an empty symbol
223 table with the undefined symbol.
224 (Target_mips::do_finalize_sections): Refactor. Skip empty object files
225 for merging processor-specific data.
227 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
229 * mips.cc (Target_mips::Relocate::calculated_value_): New data
231 (Target_mips::Relocate::calculate_only_): Likewise.
232 (Target_mips::Relocate::relocate): Handle multiple consecutive
233 relocations with the same offset.
235 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
237 * mips.cc (Target_mips::Relocate::relocate): Remove redundant
238 checks for relocatable link.
239 (Mips_relocate_functions::reljalr): Likewise.
241 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
243 * mips.cc (class Mips_output_section_options): New class.
244 (Target_mips::do_make_output_section): New method.
246 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
248 * mips.cc (Mips_relocate_functions::rel26): Don't print relocation
249 overflow error message.
250 (Target_mips::relocate_special_relocatable): Improve relocation
251 overflow error message.
252 (Target_mips::Relocate::relocate): Likewise.
254 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
256 * mips.cc (symbol_refs_local): Return false if a symbol
257 is from a dynamic object.
258 (Target_mips::got_section): Make _GLOBAL_OFFSET_TABLE_ STV_HIDDEN.
259 (Target_mips::set_gp): Refactor. Make _gp STT_NOTYPE and
261 (Target_mips::do_finalize_sections): Set _gp after all the checks
262 for creating .got are done.
263 (Target_mips::Scan::global): Remove unused code.
265 2017-02-22 Alan Modra <amodra@gmail.com>
267 * powerpc.cc (Target_powerpc::make_iplt_section): Check that
268 output_section exists before attempting add_output_section_data.
269 (Target_powerpc::make_brlt_section): Likewise.
271 2017-02-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
273 * mips.cc (Target_mips::Scan::get_reference_flags): Remove
274 gold_unreachable from default case.
276 2017-02-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
279 * mips.cc (Mips_relocate_functions::relhigher): New method.
280 (Mips_relocate_functions::relhighest): Likewise.
281 (mips_get_size_for_reloc): Add support for relocs: R_MIPS_HIGHER and
283 (Target_mips::Scan::local): Add support for relocs: R_MIPS_HIGHER,
284 R_MIPS_HIGHEST, R_MICROMIPS_HIGHER and R_MICROMIPS_HIGHEST.
285 (Target_mips::Scan::global): Likewise.
286 (Target_mips::Scan::get_reference_flags): Likewise.
287 (Target_mips::Relocate::relocate): Call static methods for resolving
288 HIGHER and HIGHEST relocations.
290 2017-02-03 Rahul Chaudhry <rahulchaudhry@google.com>
292 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
293 Return true even when building pie binaries.
294 (Target_x86_64::possible_function_pointer_reloc): Check opcode
295 for R_X86_64_PC32 relocations.
296 (Target_x86_64::local_reloc_may_be_function_pointer): Pass
297 extra arguments to local_reloc_may_be_function_pointer.
298 (Target_x86_64::global_reloc_may_be_function_pointer): Likewise.
299 * gc.h (gc_process_relocs): Add check for STT_FUNC.
300 * testsuite/Makefile.am (icf_safe_pie_test): New test case.
301 * testsuite/Makefile.in: Regenerate.
302 * testsuite/icf_safe_pie_test.sh: New shell script.
304 2017-02-03 Alan Modra <amodra@gmail.com>
306 * powerpc.cc (Powerpc_relobj::make_toc_relative): Don't crash
307 when no .toc section exists.
309 2017-01-31 Cary Coutant <ccoutant@gmail.com>
312 * x86_64.cc (Target_x86_64::can_convert_mov_to_lea): Add check
313 for predefined symbol.
314 (Target_x86_64::Relocate::relocate): Fix formatting.
316 2017-01-23 Rahul Chaudhry <rahulchaudhry@google.com>
318 * testsuite/icf_safe_so_test.sh: Use "set -e".
319 * testsuite/icf_safe_test.sh: Likewise.
320 * testsuite/icf_test.sh: Likewise.
322 2017-01-23 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
324 * mips.cc (Mips_output_data_plt::rel_plt): Remove const from return
326 (Target_mips::make_plt_entry): Make the sh_info field of .rel.plt
329 2017-01-23 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
332 * mips.cc (Mips_got_info::record_global_got_symbol): Don't add symbol
333 to the dynamic symbol table if it is forced to local visibility.
334 (Target_mips::do_finalize_sections): Don't add __RLD_MAP symbol to the
335 dynamic symbol table if it is forced to local visibility.
337 2017-01-20 Nick Clifton <nickc@redhat.com>
339 * aarch64.cc (Stub_template_repertoire): Change ST_E_835769_INSNS
340 from a pointer to an array.
342 2017-01-13 H.J. Lu <hongjiu.lu@intel.com>
345 * powerpc.cc (Powerpc_relobj<size, big_endian>::make_toc_relative):
346 Cast 0x80008000 to uint64_t.
348 2017-01-12 Cary Coutant <ccoutant@gmail.com>
350 * object.cc (Sized_relobj_file): Fix byte counts for calls to memmem.
352 2017-01-11 Cary Coutant <ccoutant@gmail.com>
355 * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
356 Remove unnecessary 'typename' keyword.
357 (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
358 (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
359 (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
360 (Output_data_plt_x86_64_bnd::do_write): Likewise.
362 2017-01-11 Cary Coutant <ccoutant@gmail.com>
365 * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
366 Remove unnecessary 'typename' keyword.
367 (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
368 (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
369 (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
370 * testsuite/copy_test_relro_1.cc (p, b, c, q): Add separate extern
373 2017-01-11 Cary Coutant <ccoutant@gmail.com>
376 * testsuite/script_test_13.sh: Adjust patterns to work for i386.
377 * testsuite/script_test_15a.sh: Likewise.
378 * testsuite/script_test_15b.sh: Likewise.
379 * testsuite/script_test_15c.sh: Likewise.
381 2017-01-11 Alan Modra <amodra@gmail.com>
383 * powerpc.cc (class Powerpc_copy_relocs): New.
384 (Powerpc_copy_relocs::emit): New function.
385 (Powerpc_relobj::relatoc_, toc_, no_toc_opt_): New variables.
386 (Powerpc_relobj::toc_shndx, set_no_toc_opt, no_toc_opt): New inlines.
387 (Powerpc_relobj::do_relocate_sections): New function.
388 (Powerpc_relobj::make_toc_relative): Likewise.
389 (Powerpc_relobj::do_find_special_sections): Stash away .rela.toc
391 (ok_lo_toc_insn): Move earlier, and handle more insns.
392 (Target_powerpc::Scan::local): If optimizing toc accesses, set
393 no_toc_opt for entries we can't edit. Check insn validity.
394 Emit "toc optimization is not supported" warning, downgraded
396 (Target_powerpc::Scan::global): Likewise.
397 (Target_powerpc::Relocate::relocate): Edit TOC indirect code
398 to TOC relative. Don't emit "toc optimization is not supported"
401 2017-01-10 Cary Coutant <ccoutant@gmail.com>
403 * aarch64.cc (AArch64_relobj::do_relocate_sections): Call
404 Sized_relobj_file::relocate_section_range().
405 * arm.cc (Arm_relobj::do_relocate_sections): Likewise.
406 * object.h (Sized_relobj_file::relocate_section_range): New method.
407 * reloc.cc (Sized_relobj_file::do_relocate_sections): Move
409 (Sized_relobj_file::relocate_section_range): ...to new method.
411 2017-01-10 Alan Modra <amodra@gmail.com>
413 * testsuite/ver_test_8.sh: Accept .TOC. in lieu of
414 _GLOBAL_OFFSET_TABLE_. Allow zero count.
415 * testsuite/copy_test_relro_1.cc (c, q): New vars.
416 * testsuite/copy_test_relro.cc: Rewrite to test read-only
417 status of variables directly. Reference new vars in
420 2017-01-10 Alan Modra <amodra@gmail.com>
422 * options.h: Add --secure-plt option.
423 * powerpc.cc (Target_powerpc::Scan::local): Detect and error
424 on -fPIC -mbss-plt code.
425 (Target_powerpc::Scan::global): Likewise.
427 2017-01-09 Alan Modra <amodra@gmail.com>
429 * powerpc.cc (Target_powerpc::make_plt_section): Point sh_info of
430 ".rela.plt" at ".plt".
432 2017-01-07 Alan Modra <amodra@gmail.com>
434 * powerpc.cc: Use shorter equivalent elfcpp typedef for
435 Reltype and reloc_size throughout.
436 (Target_powerpc::symval_for_branch): Exclude dynamic symbols.
437 (Target_powerpc::Scan::local): Use local var r_sym.
438 (Target_powerpc::Scan::global: Likewise.
439 (Target_powerpc::Relocate::relocate): Delete shadowing r_sym.
441 2017-01-02 Alan Modra <amodra@gmail.com>
443 Update year range in copyright notice of all files.
445 For older changes see ChangeLog-2016
447 Copyright (C) 2017 Free Software Foundation, Inc.
449 Copying and distribution of this file, with or without modification,
450 are permitted in any medium without royalty provided the copyright
451 notice and this notice are preserved.
457 version-control: never