gold/ChangeLog

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