gold/ChangeLog

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