gold/ChangeLog

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