gold/ChangeLog

   1 2017-12-01  Cary Coutant  <ccoutant@gmail.com>
   2
   3         PR gold/22042
   4         * options.h (-fuse-ld): Use NULL instead of empty string.
   5
   6 2017-12-01  Benjamin Peterson  <bp@benjamin.pe>
   7
   8         PR gold/22406
   9         * gold.cc (queue_initial_tasks) Check for number of real input files.
  10         * options.cc (Command_line::process) Check for unterminated --start-lib
  11         options.
  12         * testsuite/Makefile.am: Add new test script.
  13         * testsuite/Makefile.in: Regenerate.
  14         * testsuite/check_empty_command_lines.sh: New test script.
  15
  16 2017-11-17  Stephen Crane  <sjc@immunant.com>
  17
  18         PR gold/22448
  19         * symtab.cc (Symbol_table::add_from_object): Only rescan for
  20         undefined symbols in regular, not dynamic, objects.
  21
  22 2017-11-30  Peter Smith  <peter.smith@linaro.org>
  23
  24         PR gold/20765
  25         * aarch64.cc (Aarch64_relobj::update_erratum_address): New method.
  26         (AArch64_relobj::scan_errata): Update addresses in stub table after
  27         relaxation pass.
  28
  29 2017-11-30  Peter Smith  <peter.smith@linaro.org>
  30             Cary Coutant  <ccoutant@gmail.com>
  31
  32         PR gold/20765
  33         * aarch64.cc (Erratum_stub::invalidate_erratum_stub): Use erratum_insn_
  34         instead of relobj_ to invalidate the stub.
  35         (Erratum_stub::is_invalidated_erratum_stub): Likewise.
  36
  37 2017-11-30  Peter Smith  <peter.smith@linaro.org>
  38
  39         PR gold/22233
  40         * aarch64.cc (AArch64_relobj::fix_errata_and_relocate_erratum_stubs):
  41         Fix calculation of stub address.
  42
  43 2017-11-29  Stefan Stroe  <stroestefan@gmail.com>
  44
  45         * po/Make-in (datadir): Define as @datadir@.
  46         (localedir): Define as @localedir@.
  47         (gnulocaledir, gettextsrcdir): Use @datarootdir@.
  48
  49 2017-11-28  Cary Coutant  <ccoutant@gmail.com>
  50
  51         * resolve.cc (Symbol_table::resolve): Allow multiply-defined absolute
  52         symbols when they have the same value.
  53
  54 2017-11-28  Cary Coutant  <ccoutant@gmail.com>
  55
  56         * object.h (class Sized_relobj_file): Remove discarded_eh_frame_shndx_.
  57         * object.cc (Sized_relobj_file::Sized_relobj_file): Likewise.
  58         (Sized_relobj_file::layout_eh_frame_section): Likewise.
  59         (Sized_relobj_file::do_count_local_symbols): Check for optimized
  60         .eh_frame section by other means.
  61         (Sized_relobj_file::compute_final_local_value_internal): Likewise.
  62
  63 2017-11-28  H.J. Lu  <hongjiu.lu@intel.com>
  64
  65         * testsuite/pr22266_a.c: Add a newline at end of file.
  66
  67 2017-11-27  Cary Coutant  <ccoutant@gmail.com>
  68
  69         PR gold/19291
  70         PR gold/22266
  71         * object.cc (Sized_relobj_file::compute_final_local_value_internal):
  72         Revert changes from 2017-11-08 patch.  Adjust symbol value in
  73         relocatable links for non-section symbols.
  74         (Sized_relobj_file::compute_final_local_value): Revert changes from
  75         2017-11-08 patch.
  76         (Sized_relobj_file::do_finalize_local_symbols): Likewise.
  77         (Sized_relobj_file::write_local_symbols): Revert changes from
  78         2015-11-25 patch.
  79         * object.h (Sized_relobj_file::compute_final_local_value_internal):
  80         Revert changes from 2017-11-08 patch.
  81         * powerpc.cc (Target_powerpc::relocate_relocs): Adjust addend for
  82         relocatable links.
  83         * target-reloc.h (relocate_relocs): Adjust addend for relocatable links.
  84         * testsuite/pr22266_a.c (hello): New function.
  85         * testsuite/pr22266_main.c (main): Add test for merge sections.
  86         * testsuite/pr22266_script.t: Add rule for .rodata.
  87
  88 2017-11-19  Ian Lance Taylor  <iant@google.com>
  89             Cary Coutant  <ccoutant@gmail.com>
  90
  91         * dwarf_reader.h (class Dwarf_info_reader): Add ref_addr_size
  92         method.
  93         * dwarf_reader.cc (Dwarf_die::read_attributes): Use ref_addr_size
  94         for DW_FORM_ref_addr_size.
  95         (Dwarf_die::skip_attributes): Likewise.
  96
  97 2017-11-08  H.J. Lu  <hongjiu.lu@intel.com>
  98
  99         PR gold/22291
 100         * layout.cc (Layout::define_section_symbols): Use STV_PROTECTED
 101         for __start and __stop symbols.
 102         * symtab.cc (Symbol_table::define_special_symbol): Add an
 103         argument, visibility.  Ignore definition and reference from
 104         a dynamic object, depending on visibility.
 105         (Symbol_table::do_define_in_output_data): Pass visibility to
 106         define_special_symbol.
 107         (Symbol_table::do_define_in_output_segment): Likewise.
 108         (Symbol_table::do_define_as_constant): Likewise.
 109         (Symbol_table::add_undefined_symbol_from_command_line): Pass
 110         STV_DEFAULT to define_special_symbol.
 111         * symtab.h (Symbol_table::define_special_symbol): Add an
 112         argument, visibility.
 113
 114 2017-11-08  James Clarke  <jrtc27@jrtc27.com>
 115
 116         PR gold/22266
 117         * object.cc (Sized_relobj_file::compute_final_local_value_internal):
 118         Drop relocatable parameter and stop adjusting output value based on
 119         it.
 120         (Sized_relobj_file::compute_final_local_value): Stop passing
 121         relocatable to compute_final_local_value_internal.
 122         (Sized_relobj_file::do_finalize_local_symbols): Ditto.
 123         * object.h (Sized_relobj_file::compute_final_local_value_internal):
 124         Drop relocatable parameter.
 125
 126 2017-11-08  Kyle Butt  <iteratee@google.com>
 127
 128         * object.cc (do_find_special_sections): Fix a thinko with memmem return
 129         values and check for != NULL rather than == 0.
 130
 131 2017-11-07  Alan Modra  <amodra@gmail.com>
 132
 133         * system.h (textdomain, bindtextdomain): Use safer "do nothing".
 134         (ngettext, dngettext, dcngettext): Define when !ENABLE_NLS.
 135
 136 2017-10-25  Alan Modra  <amodra@gmail.com>
 137
 138         * symtab.cc (Symbol_table::add_from_relobj): Match "__gnu_lto_slim"
 139         optionally prefixed with "_".
 140
 141 2017-10-20  Sriraman Tallam  <tmsriram@google.com>
 142
 143         * options.h (-z,text_unlikely_segment): New option.
 144         * layout.cc (Layout::layout): Create new output section
 145         for .text.unlikely sections with the new option.
 146         (Layout::segment_precedes): Check for the new option
 147         when segment flags match.
 148         * testsuite/text_unlikely_segment.cc: New test source.
 149         * testsuite/text_unlikely_segment.sh: New test script.
 150         * testsuite/Makefile.am (text_unlikely_segment): New test.
 151         * testsuite/Makefile.in: Regenerate.
 152
 153 2017-10-19  Umesh Kalappa  <ukalappa@cisco.com>
 154
 155         * arm.cc (Stub::do_fixed_endian_write):Far call stubs support for arm
 156         in the be8 mode.
 157         * testsuite/Makefile.am: New test cases.
 158         * testsuite/Makefile.in: Regenerate.
 159         * testsuite/arm_farcall_arm_arm_be8.sh: New script for arm to arm far
 160         call stubs.
 161         * testsuite/arm_farcall_thumb_thumb_be8.sh: New script for thumb to
 162         thumb far call stubs.
 163
 164 2017-10-18  Kyle Butt  <iteratee@google.com>
 165             Alan Modra  <amodra@gmail.com>
 166
 167         * powerpc.cc (Target_powerpc::Scan::local): Correct dst_off
 168         calculation for TOC16 relocs.
 169         (Target_powerpc::Scan::global): Likewise.
 170
 171 2017-09-26  Cary Coutant  <ccoutant@gmail.com>
 172
 173         PR gold/22213
 174         * sparc.cc (Target_sparc): Fix incorrect register mask.
 175
 176 2017-09-22  Jim Wilson  <jim.wilson@linaro.org>
 177
 178         * aarch64.cc (Target_aarch64::aarch64_info): Set
 179         is_default_stack_executable to false.
 180
 181 2017-09-22  Alan Modra  <amodra@gmail.com>
 182
 183         * resolve.cc (clone): Fix got_offset_list test.
 184
 185 2017-09-22  Alan Modra  <amodra@gmail.com>
 186
 187         * powerpc.cc (Target_powerpc<64,*>::powerpc_info): Set
 188         is_default_stack_executable false.
 189
 190 2017-09-20  Teresa Johnson  <tejohnson@google.com>
 191
 192         * plugin.cc (is_visible_from_outside): Check for export dynamic symbol
 193         option and list.
 194         * testsuite/Makefile.am (plugin_test_12): New test.
 195         * testsuite/Makefile.in: Regenerate.
 196         * testsuite/export_dynamic_plugin.cc: New test source.
 197         * testsuite/plugin_test_12.sh: New test script.
 198
 199 2017-09-20  Alan Modra  <amodra@gmail.com>
 200
 201         * powerpc.cc (Target_powerpc::Branch_info::make_stub): Put
 202         stubs for ppc32 non-branch relocs in first stub table.
 203         (Target_powerpc::Relocate::relocate): Resolve similarly.
 204
 205 2017-09-19  Alan Modra  <amodra@gmail.com>
 206
 207         * options.h (stub-group-multi): Default to true.  Add
 208         --no-stub-group-multi.
 209
 210 2017-08-30  Alan Modra  <amodra@gmail.com>
 211
 212         * powerpc.cc (Target_powerpc::Relocate::relocate): Nop addis on
 213         TPREL16_HA, and convert insn on TPREL16_LO and TPREL16_LO_DS
 214         relocs to use r2/r13 when addis would add zero.
 215
 216 2017-08-29  Alan Modra  <amodra@gmail.com>
 217
 218         * options.h (tls_get_addr_optimize): New option.
 219         * symtab.h (Symbol::clear_in_reg, clone): New functions.
 220         (Sized_symbol::clone): New function.
 221         (Symbol_table::clone): New function.
 222         * resolve.cc (Symbol::clone, Sized_symbol::clone): New functions.
 223         * powerpc.cc (Target_powerpc::has_tls_get_addr_opt_,
 224         tls_get_addr_, tls_get_addr_opt_): New vars.
 225         (Target_powerpc::tls_get_addr_opt, tls_get_addr,
 226         is_tls_get_addr_opt, replace_tls_get_addr,
 227         set_has_tls_get_addr_opt, stk_linker): New functions.
 228         (Target_powerpc::Track_tls::maybe_skip_tls_get_addr_call): Add
 229         target param.  Update callers.  Compare symbols rather than names.
 230         (Target_powerpc::do_define_standard_symbols): Init tls_get_addr_
 231         and tls_get_addr_opt_.
 232         (Target_powerpc::Branch_info::mark_pltcall): Translate tls_get_addr
 233         sym to tls_get_addr_opt.
 234         (Target_powerpc::Branch_info::make_stub): Likewise.
 235         (Stub_table::define_stub_syms): Likewise.
 236         (Target_powerpc::Scan::global): Likewise.
 237         (Target_powerpc::Relocate::relocate): Likewise.
 238         (add_3_12_2, add_3_12_13, bctrl, beqlr, cmpdi_11_0, cmpwi_11_0,
 239         ld_11_1, ld_11_3, ld_12_3, lwz_11_3, lwz_12_3, mr_0_3, mr_3_0,
 240         mtlr_11, std_11_1): New constants.
 241         (Stub_table::eh_frame_added_): Delete.
 242         (Stub_table::tls_get_addr_opt_bctrl_, plt_fde_len_, plt_fde_): New vars.
 243         (Stub_table::init_plt_fde): New functions.
 244         (Stub_table::add_eh_frame, replace_eh_frame): Move definition out
 245         of line.  Init and use plt_fde_.
 246         (Stub_table::plt_call_size): Return size for tls_get_addr stub.
 247         Extract alignment code to..
 248         (Stub_table::plt_call_align): ..this new function.  Adjust all callers.
 249         (Stub_table::add_plt_call_entry): Set has_tls_get_addr_opt and
 250         tls_get_addr_opt_bctrl, and align after that.
 251         (Stub_table::do_write): Write out tls_get_addr stub.
 252         (Target_powerpc::do_finalize_sections): Emit DT_PPC_OPT
 253         PPC_OPT_TLS/PPC64_OPT_TLS bit.
 254         (Target_powerpc::Relocate::relocate): Don't check for or modify
 255         nop following bl for tls_get_addr stub.
 256
 257 2017-08-29  Alan Modra  <amodra@gmail.com>
 258
 259         * symtab.h (Symbol): Split u_ into u1_ and u2_.  Adjust accessors
 260         to suit.  Move plt_offset_ before got_offsets_.
 261         * symtab.cc (Symbol::init_fields): Adjust for union change.
 262         (Symbol::init_base_output_data): Likewise.
 263         (Symbol::init_base_output_segment): Likewise.
 264         (Symbol::allocate_base_common): Likewise.
 265         (Symbol::output_section): Likewise.
 266         (Symbol::set_output_section): Likewise.
 267         (Symbol::set_output_segment): Likewise.
 268         * resolve.cc (Symbol::override_base): Likewise.
 269         (Symbol::override_base_with_special): Likewise.
 270
 271 2017-08-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 272
 273         * aarch64.cc (Target_aarch64::Relocate::relocate_tls):
 274         Make got_tlsdesc_offset signed and fix its calculation.
 275         * testsuite/Makefile.am (aarch64_tlsdesc): New test.
 276         * testsuite/Makefile.in: Regenerate.
 277         * testsuite/aarch64_tlsdesc.s: New test source file.
 278         * testsuite/aarch64_tlsdesc.sh: New test script.
 279         * testsuite/aarch64_tlsdesc.t: New test linker script.
 280
 281 2017-08-28  Alan Modra  <amodra@gmail.com>
 282
 283         PR 21847
 284         * powerpc.cc (Target_powerpc::is_elfv2_localentry0): Test
 285         non_zero_localentry.
 286         (Target_powerpc::resolve): New function.
 287         (powerpc_info): Set has_resolve for 64-bit.
 288         * target.h (Sized_target::resolve): Return bool.
 289         * resolve.cc (Symbol_table::resolve): Continue with normal
 290         processing when target resolve returns false.
 291         * symtab.h (Symbol::non_zero_localentry, set_non_zero_localentry):
 292         New accessors.
 293         (Symbol::non_zero_localentry_): New flag bit.
 294         * symtab.cc (Symbol::init_fields): Init non_zero_localentry_.
 295
 296 2017-08-08  Romain Geissler  <romain.geissler@gmail.com>
 297             Alan Modra  <amodra@gmail.com>
 298
 299         * configure.ac: Add --enable-default-hash-style option.
 300         * options.h (hash_style): Use DEFAULT_HASH_STYLE as default value.
 301         * configure: Regenerate.
 302         * config.in: Regenerate.
 303
 304 2017-08-03  James Clarke  <jrtc27@jrtc27.com>
 305
 306         * options.h (General_options): Set a non-NULL second help string
 307         argument for relax to allow --no-relax.
 308
 309 2017-08-01  Alan Modra  <amodra@gmail.com>
 310
 311         * ehframe.cc (Fde::operator==): New.
 312         (Cie::remove_fde, Eh_frame::remove_ehframe_for_plt): New.
 313         * ehframe.h (Fde::operator==): Declare.
 314         (Cie::remove_fde, Eh_frame::remove_ehframe_for_plt): Likewise.
 315         * layout.cc (Layout::remove_eh_frame_for_plt): New.
 316         * layout.h (Layout::remove_eh_frame_for_plt): Declare.
 317         * powerpc.cc (Target_powerpc::do_relax): Remove old eh_frame FDEs.
 318         (Stub_table::add_eh_frame): Delete eh_frame_added_ condition.
 319         Don't add eh_frame for empty stub section.
 320         (Stub_table::remove_eh_frame): New.
 321
 322 2017-07-31  Alan Modra  <amodra@gmail.com>
 323
 324         * options.h (no_tls_optimize): New powerpc option.
 325         * powerpc.cc (Target_powerpc::abiversion, set_abiversion): Formatting.
 326         (Target_powerpc::stk_toc): Formatting, fix comment.
 327         (Target_powerpc::Track_tls::tls_get_addr_state): Rename from
 328         tls_get_addr.
 329         (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
 330         Return TLSOPT_NONE when !tls_optimize.
 331         (Target_powerpc::add_global_pair_with_rel): Check
 332         for existing reloc before reserving.
 333         (Target_powerpc::add_local_tls_pair): Likewise.
 334
 335 2017-07-31  Alan Modra  <amodra@gmail.com>
 336
 337         PR 21847
 338         * powerpc.cc (Target_powerpc::scan_relocs): Warn on --plt-localentry
 339         without ld.so checks.
 340
 341 2017-07-29  Alan Modra  <amodra@gmail.com>
 342
 343         PR 21847
 344         * powerpc.cc (Target_powerpc::scan_relocs): Default to
 345         --no-plt-localentry.
 346
 347 2017-07-28  H.J. Lu  <hongjiu.lu@intel.com>
 348
 349         PR gold/21857
 350         * compressed_output.cc (Output_compressed_section::set_final_data_size):
 351         Call put_ch_reserved to clear the reserved field for 64-bit ELF.
 352
 353 2017-07-26  H.J. Lu  <hongjiu.lu@intel.com>
 354
 355         * mips.cc (Mips_relocate_functions): Add "llu" suffix to
 356         0x800080008000.
 357
 358 2017-07-23  Alan Modra  <amodra@gmail.com>
 359
 360         * powerpc.cc (glink_eh_frame_fde_64v2): Correct advance to
 361         restore of LR.
 362         (glink_eh_frame_fde_64v1): Advance to restore of LR at latest
 363         possible insn.
 364
 365 2017-07-18  Nick Clifton  <nickc@redhat.com>
 366
 367         PR 21775
 368         * aarch64.cc: Fix spelling typos.
 369         * arm.cc: Likewise.
 370         * layout.cc: Likewise.
 371         * powerpc.cc: Likewise.
 372         * x86_64.cc: Likewise.
 373
 374 2017-07-12  Alan Modra  <amodra@gmail.com>
 375
 376         * po/es.po: Update from translationproject.org/latest/gold/.
 377         * po/fi.po: Likewise.
 378         * po/fr.po: Likewise.
 379         * po/id.po: Likewise.
 380         * po/it.po: Likewise.
 381         * po/vi.po: Likewise.
 382         * po/zh_CN.po: Likewise.
 383         * po/ja.po: New file from translationproject.org.
 384         * po/sv.po: Likewise.
 385         * po/uk.po: Likewise.
 386
 387 2017-07-06  Han Shen  <shenhan@google.com>
 388
 389         PR gold/21491
 390         * aarch64.cc (Erratum_stub::invalidate_erratum_stub): New method.
 391         (Erratum_stub::is_invalidated_erratum_stub): New method.
 392         (Stub_table::relocate_reloc_stub): Renamed from "relocate_stub".
 393         (Stub_table::relocate_reloc_stubs): Renamed from "relocate_stubs".
 394         (Stub_table::relocate_erratum_stub): New method.
 395         (AArch64_relobj::fix_errata_and_relocate_erratum_stubs): Renamed from
 396         "fix_errata".
 397         (Target_aarch64::relocate_reloc_stub): Renamed from "relocate_stub".
 398
 399 2017-06-23  Alan Modra  <amodra@gmail.com>
 400
 401         * options.h (General_options): Add plt_localentry.
 402         * powerpc.cc (Target_powerpc::st_other): New function.
 403         (Target_powerpc::plt_localentry0_, plt_localentry0_init_,
 404         has_localentry0_): New vars.
 405         (Target_powerpc::plt_localentry0, set_has_localentry0,
 406         is_elfv2_localentry0): New functions.
 407         (Target_powerpc::Branch_info::mark_pltcall): Don't set tocsave or
 408         return true for localentry:0 calls.
 409         (Stub_table::Plt_stub_ent::localentry0_): New var.
 410         (Stub_table::add_plt_call_entry): Set localentry0_ and has_localentry0_.
 411         Don't set r2save_ for localentry:0 calls.
 412         (Output_data_glink::do_write): Save r2 in __glink_PLTresolve for elfv2.
 413         (Target_powerpc::scan_relocs): Default plt_localentry0_.
 414         (Target_powerpc::do_finalize_sections): Set DT_PPC64_OPT.
 415         (Target_powerpc::Relocate::relocate): Don't require nop following
 416         calls for localentry:0 plt calls, and don't change nop.
 417
 418 2017-06-23  Alan Modra  <amodra@gmail.com>
 419
 420         * powerpc.cc (Target_powerpc::tocsave_loc_): New var.
 421         (Target_powerpc::mark_pltcall, add_tocsave, tocsave_loc): New functions.
 422         (Target_powerpc::Branch_info::tocsave_): New var.
 423         (Target_powerpc::Branch_info::mark_pltcall): New function.
 424         (Target_powerpc::Branch_info::make_stub): Pass tocsave_ to
 425         add_plt_call_entry.
 426         (Stub_table::Plt_stub_ent): Make public.  Add r2save_.
 427         (Stub_table::add_plt_call_entry): Add bool tocsave_ param.  Set
 428         r2save_.
 429         (Stub_table::find_plt_call_entry): Return Plt_stub_ent*.  Adjust
 430         use throughout.
 431         (Stub_table::do_write): Conditionally output r2 save in plt stubs.
 432         (Target_powerpc::Scan::local): Handle R_PPC64_TOCSAVE.
 433         (Target_powerpc::Scan::global): Likewise.
 434         (Target_powerpc::Relocate::relocate): Skip r2 save in plt call stub
 435         with tocsave reloc.  Replace header tocsave nop with r2 save.
 436         * symtab.h (struct Symbol_location_hash): Make public.
 437
 438 2017-06-21  Alan Modra  <amodra@gmail.com>
 439
 440         * powerpc.cc (Plt_stub_key): Rename from Plt_stub_ent.  Remove indx_.
 441         (Plt_stub_key_hash): Rename from Plt_stub_ent_hash.
 442         (struct Plt_stub_ent): New.
 443         (Plt_stub_entries): Map from Plt_stub_key to Plt_stub_ent.  Adjust
 444         use throughout file.
 445
 446 2017-06-20  Eric Christopher  <echristo@gmail.com>
 447
 448         * aarch64.cc (scan_reloc_for_stub): Use plt_address_for_global to
 449         calculate the symbol value.
 450         (scan_reloc_section_for_stubs): Allow stubs to be created for
 451         section symbols.
 452         (maybe_apply_stub): Handle creating stubs for weak symbols to
 453         match the code in scan_reloc_for_stub.
 454
 455 2017-06-20  James Clarke  <jrtc27@jrtc27.com>
 456
 457         * powerpc.cc (Stub_table::define_stub_syms): Always include object's
 458         uniq_ value.
 459
 460 2017-06-15  Eric Christopher  <echristo@gmail.com>
 461
 462         * aarch64.cc: Fix a few typos and grammar-os.
 463
 464 2017-06-15  Jiong Wang  <jiong.wang@arm.com>
 465
 466         * aarch64.cc (Insn_utilities::is_mrs_tpidr_el0): New method.
 467         (AArch64_relobj<size, big_endian>::try_fix_erratum_843419_optimized):
 468         Return ture for some TLS relaxed sequences.
 469
 470 2017-06-07  Eric Christopher  <echristo@gmail.com>
 471
 472         * aarch64.cc (maybe_apply_stub): Add debug logging for looking
 473         up stubs to undefined symbols and early return rather than
 474         fail to look them up.
 475         (scan_reloc_for_stub): Add debug logging for no stub creation
 476         for undefined symbols.
 477
 478 2017-05-23  Alan Modra  <amodra@gmail.com>
 479
 480         PR 21503
 481         * options.h: Add --emit-stub-syms option.
 482         * powerpc.cc (object_id): New.
 483         (Powerpc_relobj): Add uniq_ and accessor.  Sort variables for
 484         better packing.
 485         (Powerpc_dynobj): Sort variables for better packing.
 486         (Target_powerpc::define_local): New function.
 487         (Target_powerpc::group_sections): Pass stub table size to
 488         Stub_table constructor.
 489         (Target_powerpc::do_relax): Define stub and glink symbols.
 490         (Stub_table): Add uniq_ variable, and id param to constructor.
 491         (Stub_table::Plt_stub_ent): Add indx_ variable.
 492         (Stub_table::Branch_stub_entries): Move typedef earlier.
 493         (Stub_table::branch_stub_size): Replace "to" parameter with a
 494         Branch_stub_entries iterator.
 495         (Stub_table::add_long_branch_entry): Adjust to suit.
 496         (Stub_table::add_plt_call_entry): Set indx_.
 497         (Stub_table::define_stub_syms): New function.
 498
 499 2017-05-15  Eric Christopher <echristo@gmail.com>
 500
 501         * layout.cc (Layout::segment_precedes): Add a case for testing
 502         pointer equality when determining which segment precedes
 503         another.
 504
 505 2017-05-13  James Clarke  <jrtc27@jrtc27.com>
 506
 507         PR gold/21444
 508         * gold.cc (Target_sparc::Relocate::relocate_tls): Local
 509         variables are final for position-independent executables. This
 510         has to be consistent with Target_sparc::Scan::local otherwise
 511         they will disagree as to whether local-exec is used.
 512
 513 2017-05-12  Igor Kudrin  <ikudrin@accesssoftek.com>
 514
 515         PR gold/21430
 516         * aarch64.cc
 517         (AArch64_relobj::convert_input_section_to_relaxed_section):
 518         Set the section offset to -1ULL.
 519         (Target_aarch64::relocate_section): Adjust the view in case
 520         of a relaxed input section.
 521         * testsuite/Makefile.am (pr21430): New test.
 522         * testsuite/Makefile.in: Regenerate
 523         * testsuite/pr21430.s: New test source file.
 524         * testsuite/pr21430.sh: New test script.
 525
 526 2017-04-27  Alan Modra  <amodra@gmail.com>
 527
 528         * testsuite/plugin_section_order.c (onload): Add missing break.
 529
 530 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 531
 532         * mips.cc (Mips_got_entry::hash()): Shift addend to reduce
 533         possibility of collisions.
 534         (Mips_got_entry::equals): Fix case for GOT_TLS_LDM
 535         entries.
 536
 537 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 538
 539         * mips.cc (Mips_relobj::merge_processor_specific_data_): New data
 540         member.
 541         (Mips_relobj::merge_processor_specific_data): New method.
 542         (Mips_relobj::do_read_symbols): Set merge_processor_specific_data_
 543         to false, only if the input file is a binary or if object has no
 544         contents except the section name string table and an empty symbol
 545         table with the undefined symbol.
 546         (Target_mips::do_finalize_sections): Refactor.  Skip empty object files
 547         for merging processor-specific data.
 548
 549 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 550
 551         * mips.cc (Target_mips::Relocate::calculated_value_): New data
 552         member.
 553         (Target_mips::Relocate::calculate_only_): Likewise.
 554         (Target_mips::Relocate::relocate): Handle multiple consecutive
 555         relocations with the same offset.
 556
 557 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 558
 559         * mips.cc (Target_mips::Relocate::relocate): Remove redundant
 560         checks for relocatable link.
 561         (Mips_relocate_functions::reljalr): Likewise.
 562
 563 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 564
 565         * mips.cc (class Mips_output_section_options): New class.
 566         (Target_mips::do_make_output_section): New method.
 567
 568 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 569
 570         * mips.cc (Mips_relocate_functions::rel26): Don't print relocation
 571         overflow error message.
 572         (Target_mips::relocate_special_relocatable): Improve relocation
 573         overflow error message.
 574         (Target_mips::Relocate::relocate): Likewise.
 575
 576 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 577
 578         * mips.cc (symbol_refs_local): Return false if a symbol
 579         is from a dynamic object.
 580         (Target_mips::got_section): Make _GLOBAL_OFFSET_TABLE_ STV_HIDDEN.
 581         (Target_mips::set_gp): Refactor.  Make _gp STT_NOTYPE and
 582         STB_LOCAL.
 583         (Target_mips::do_finalize_sections): Set _gp after all the checks
 584         for creating .got are done.
 585         (Target_mips::Scan::global): Remove unused code.
 586
 587 2017-02-22  Alan Modra  <amodra@gmail.com>
 588
 589         * powerpc.cc (Target_powerpc::make_iplt_section): Check that
 590         output_section exists before attempting add_output_section_data.
 591         (Target_powerpc::make_brlt_section): Likewise.
 592
 593 2017-02-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 594
 595         * mips.cc (Target_mips::Scan::get_reference_flags): Remove
 596         gold_unreachable from default case.
 597
 598 2017-02-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 599
 600         PR gold/21111
 601         * mips.cc (Mips_relocate_functions::relhigher): New method.
 602         (Mips_relocate_functions::relhighest): Likewise.
 603         (mips_get_size_for_reloc): Add support for relocs: R_MIPS_HIGHER and
 604         R_MIPS_HIGHEST.
 605         (Target_mips::Scan::local): Add support for relocs: R_MIPS_HIGHER,
 606         R_MIPS_HIGHEST, R_MICROMIPS_HIGHER and R_MICROMIPS_HIGHEST.
 607         (Target_mips::Scan::global): Likewise.
 608         (Target_mips::Scan::get_reference_flags): Likewise.
 609         (Target_mips::Relocate::relocate): Call static methods for resolving
 610         HIGHER and HIGHEST relocations.
 611
 612 2017-02-03  Rahul Chaudhry  <rahulchaudhry@google.com>
 613
 614         * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
 615         Return true even when building pie binaries.
 616         (Target_x86_64::possible_function_pointer_reloc): Check opcode
 617         for R_X86_64_PC32 relocations.
 618         (Target_x86_64::local_reloc_may_be_function_pointer): Pass
 619         extra arguments to local_reloc_may_be_function_pointer.
 620         (Target_x86_64::global_reloc_may_be_function_pointer): Likewise.
 621         * gc.h (gc_process_relocs): Add check for STT_FUNC.
 622         * testsuite/Makefile.am (icf_safe_pie_test): New test case.
 623         * testsuite/Makefile.in: Regenerate.
 624         * testsuite/icf_safe_pie_test.sh: New shell script.
 625
 626 2017-02-03  Alan Modra  <amodra@gmail.com>
 627
 628         * powerpc.cc (Powerpc_relobj::make_toc_relative): Don't crash
 629         when no .toc section exists.
 630
 631 2017-01-31  Cary Coutant  <ccoutant@gmail.com>
 632
 633         PR gold/21090
 634         * x86_64.cc (Target_x86_64::can_convert_mov_to_lea): Add check
 635         for predefined symbol.
 636         (Target_x86_64::Relocate::relocate): Fix formatting.
 637
 638 2017-01-23  Rahul Chaudhry  <rahulchaudhry@google.com>
 639
 640         * testsuite/icf_safe_so_test.sh: Use "set -e".
 641         * testsuite/icf_safe_test.sh: Likewise.
 642         * testsuite/icf_test.sh: Likewise.
 643
 644 2017-01-23  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 645
 646         * mips.cc (Mips_output_data_plt::rel_plt): Remove const from return
 647         type.
 648         (Target_mips::make_plt_entry): Make the sh_info field of .rel.plt
 649         point to .plt.
 650
 651 2017-01-23  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 652
 653         PR gold/21054
 654         * mips.cc (Mips_got_info::record_global_got_symbol): Don't add symbol
 655         to the dynamic symbol table if it is forced to local visibility.
 656         (Target_mips::do_finalize_sections): Don't add __RLD_MAP symbol to the
 657         dynamic symbol table if it is forced to local visibility.
 658
 659 2017-01-20  Nick Clifton  <nickc@redhat.com>
 660
 661         * aarch64.cc (Stub_template_repertoire): Change ST_E_835769_INSNS
 662         from a pointer to an array.
 663
 664 2017-01-13  H.J. Lu  <hongjiu.lu@intel.com>
 665
 666         PR gold/21040
 667         * powerpc.cc (Powerpc_relobj<size, big_endian>::make_toc_relative):
 668         Cast 0x80008000 to uint64_t.
 669
 670 2017-01-12  Cary Coutant  <ccoutant@gmail.com>
 671
 672         * object.cc (Sized_relobj_file): Fix byte counts for calls to memmem.
 673
 674 2017-01-11  Cary Coutant  <ccoutant@gmail.com>
 675
 676         PR gold/21040
 677         * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
 678         Remove unnecessary 'typename' keyword.
 679         (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
 680         (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
 681         (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
 682         (Output_data_plt_x86_64_bnd::do_write): Likewise.
 683
 684 2017-01-11  Cary Coutant  <ccoutant@gmail.com>
 685
 686         PR gold/21040
 687         * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
 688         Remove unnecessary 'typename' keyword.
 689         (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
 690         (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
 691         (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
 692         * testsuite/copy_test_relro_1.cc (p, b, c, q): Add separate extern
 693         declarations.
 694
 695 2017-01-11  Cary Coutant  <ccoutant@gmail.com>
 696
 697         PR gold/21039
 698         * testsuite/script_test_13.sh: Adjust patterns to work for i386.
 699         * testsuite/script_test_15a.sh: Likewise.
 700         * testsuite/script_test_15b.sh: Likewise.
 701         * testsuite/script_test_15c.sh: Likewise.
 702
 703 2017-01-11  Alan Modra  <amodra@gmail.com>
 704
 705         * powerpc.cc (class Powerpc_copy_relocs): New.
 706         (Powerpc_copy_relocs::emit): New function.
 707         (Powerpc_relobj::relatoc_, toc_, no_toc_opt_): New variables.
 708         (Powerpc_relobj::toc_shndx, set_no_toc_opt, no_toc_opt): New inlines.
 709         (Powerpc_relobj::do_relocate_sections): New function.
 710         (Powerpc_relobj::make_toc_relative): Likewise.
 711         (Powerpc_relobj::do_find_special_sections): Stash away .rela.toc
 712         and .toc too.
 713         (ok_lo_toc_insn): Move earlier, and handle more insns.
 714         (Target_powerpc::Scan::local): If optimizing toc accesses, set
 715         no_toc_opt for entries we can't edit.  Check insn validity.
 716         Emit "toc optimization is not supported" warning, downgraded
 717         from error.
 718         (Target_powerpc::Scan::global): Likewise.
 719         (Target_powerpc::Relocate::relocate): Edit TOC indirect code
 720         to TOC relative.  Don't emit "toc optimization is not supported"
 721         error here.
 722
 723 2017-01-10  Cary Coutant  <ccoutant@gmail.com>
 724
 725         * aarch64.cc (AArch64_relobj::do_relocate_sections): Call
 726         Sized_relobj_file::relocate_section_range().
 727         * arm.cc (Arm_relobj::do_relocate_sections): Likewise.
 728         * object.h (Sized_relobj_file::relocate_section_range): New method.
 729         * reloc.cc (Sized_relobj_file::do_relocate_sections): Move
 730         implementation...
 731         (Sized_relobj_file::relocate_section_range): ...to new method.
 732
 733 2017-01-10  Alan Modra  <amodra@gmail.com>
 734
 735         * testsuite/ver_test_8.sh: Accept .TOC. in lieu of
 736         _GLOBAL_OFFSET_TABLE_.  Allow zero count.
 737         * testsuite/copy_test_relro_1.cc (c, q): New vars.
 738         * testsuite/copy_test_relro.cc: Rewrite to test read-only
 739         status of variables directly.  Reference new vars in
 740         read-only data.
 741
 742 2017-01-10  Alan Modra  <amodra@gmail.com>
 743
 744         * options.h: Add --secure-plt option.
 745         * powerpc.cc (Target_powerpc::Scan::local): Detect and error
 746         on -fPIC -mbss-plt code.
 747         (Target_powerpc::Scan::global): Likewise.
 748
 749 2017-01-09  Alan Modra  <amodra@gmail.com>
 750
 751         * powerpc.cc (Target_powerpc::make_plt_section): Point sh_info of
 752         ".rela.plt" at ".plt".
 753
 754 2017-01-07  Alan Modra  <amodra@gmail.com>
 755
 756         * powerpc.cc: Use shorter equivalent elfcpp typedef for
 757         Reltype and reloc_size throughout.
 758         (Target_powerpc::symval_for_branch): Exclude dynamic symbols.
 759         (Target_powerpc::Scan::local): Use local var r_sym.
 760         (Target_powerpc::Scan::global: Likewise.
 761         (Target_powerpc::Relocate::relocate): Delete shadowing r_sym.
 762
 763 2017-01-02  Alan Modra  <amodra@gmail.com>
 764
 765         Update year range in copyright notice of all files.
 766
 767 For older changes see ChangeLog-2016
 768 \f
 769 Copyright (C) 2017 Free Software Foundation, Inc.
 770
 771 Copying and distribution of this file, with or without modification,
 772 are permitted in any medium without royalty provided the copyright
 773 notice and this notice are preserved.
 774
 775 Local Variables:
 776 mode: change-log
 777 left-margin: 8
 778 fill-column: 74
 779 version-control: never
 780 End: