gold/ChangeLog

   1 2018-06-20  Cary Coutant  <[email protected]>
   2
   3         PR gold/23268
   4         * dynobj.cc (Versions::Versions): Change init for needs_base_version_.
   5         (Versions::record_version): Add verdefs for both shared objects and
   6         executables.
   7         (Versions::add_def): Likewise for base version.
   8         (Versions::add_need): Don't add base version for executables.
   9         (Versions::version_index): Look up version for both shared objects and
  10         executables.
  11         * testsuite/Makefile.am (ver_test_14): New test case.
  12         * testsuite/Makefile.in: Regenerate.
  13         * testsuite/ver_test_14.script: New version script.
  14         * testsuite/ver_test_14.sh: New test script.
  15
  16 2018-06-19  Joshua Watt  <[email protected]>
  17             Cary Coutant  <[email protected]>
  18
  19         * configure.ac: Replace manual thread configuration with AX_PTHREAD.
  20         Add --enable-threads=auto.
  21         * Makefile.am (THREADFLAGS, THREADLIBS): New defines.
  22         (AM_CFLAGS, AM_CXXFLAGS): Add $(THREADFLAGS).
  23         (THREADSLIB): Remove; change all references to THREADLIBS.
  24         * Makefile.in: Regenerate.
  25         * aclocal.m4: Regenerate.
  26         * config.in: Regenerate.
  27         * configure: Regenerate.
  28         * testsuite/Makefile.am (THREADSLIB): Replace with...
  29         (THREADFLAGS, THREADLIBS): ... these.
  30         (LDADD): Remove; add as individual defines for...
  31         (object_unittest, binary_unittest, leb128_unittest)
  32         (overflow_unittest): ... these tests.
  33         (tls_test, tls_pic_test, tls_pie_test, tls_pie_pic_test)
  34         (tls_shared_test, tls_shared_ie_test, tls_shared_gd_to_ie_test)
  35         (tls_shared_gnu2_gd_to_ie_test, tls_shared_gnu2_test_LDFLAGS)
  36         (tls_shared_nonpic_test_LDFLAGS): Add $(THREADFLAGS) and ($THREADLIBS).
  37         * testsuite/Makefile.in: Regenerate.
  38
  39 2018-06-19  Cary Coutant  <[email protected]>
  40
  41         * testsuite/Makefile.am (MOSTLYCLEANFILES): Add *.stderr.
  42         * testsuite/Makefile.in: Regenerate.
  43
  44 2018-06-19  Simon Marchi  <[email protected]>
  45
  46         * configure.ac: Remove AC_PREREQ, add missing quoting and usage
  47         of AC_LANG_SOURCE.
  48         * Makefile.in: Re-generate.
  49         * aclocal.m4: Re-generate.
  50         * configure: Re-generate.
  51         * testsuite/Makefile.in: Re-generate.
  52
  53 2018-05-10  Stephen Crane  <[email protected]>
  54
  55         * aarch64.cc (Target_aarch64::do_finalize_sections): Use size of
  56         .got section for the _GLOBAL_OFFSET_TABLE_ symbol computation.
  57
  58 2018-04-24  Cary Coutant  <[email protected]>
  59
  60         PR gold/20642
  61         PR gold/22820
  62         * gc.h (gc_process_relocs): Flag STT_SECTION symbols in symvec.
  63         * icf.cc (get_section_contents): For merge sections, ignore the
  64         addend for relocations against non-section symbols.
  65
  66 2018-04-24  Cary Coutant  <[email protected]>
  67
  68         PR gold/16504
  69         * dynobj.cc (Versions::symbol_section_contents): Don't set
  70         VERSYM_HIDDEN flag for undefined symbols.
  71         * symtab.cc (Symbol_table::add_from_object): Don't override default
  72         version definition with a different default version.
  73         * symtab.h (Symbol::from_dyn): New method.
  74         * testsuite/plugin_test.c (struct sym_info): Add ver field.
  75         (claim_file_hook): Pass symbol version to plugin API.
  76         (parse_readelf_line): Parse symbol version.
  77         * testsuite/Makefile.am (ver_test_pr16504): New test case.
  78         * testsuite/Makefile.in: Regenerate.
  79         * testsuite/ver_test_pr16504.sh: New test script.
  80         * testsuite/ver_test_pr16504_a.c: New source file.
  81         * testsuite/ver_test_pr16504_a.script: New version script.
  82         * testsuite/ver_test_pr16504_b.c: New source file.
  83         * testsuite/ver_test_pr16504_b.script: New version script.
  84
  85 2018-04-19  Cary Coutant  <[email protected]>
  86
  87         PR gold/23046
  88         * gc.h (gc_process_relocs): Pass target to
  89         scan.local_reloc_may_be_function_pointer.
  90
  91 2018-04-18  Nick Clifton  <[email protected]>
  92
  93         * po/es.po: Updated Spanish translation.
  94
  95 2018-04-14  Cary Coutant  <[email protected]>
  96
  97         PR gold/23046
  98         * gc.h (gc_process_relocs): Pass target to
  99         scan.global_reloc_may_be_function_pointer.
 100
 101 2018-04-09  Alan Modra  <[email protected]>
 102
 103         * configure: Regenerate.
 104
 105 2018-04-09  Alan Modra  <[email protected]>
 106
 107         * powerpc.cc (Target_powerpc::Track_tls::maybe_skip_tls_get_addr_call):
 108         Handle inline plt sequence relocs.
 109         (Stub_table::Plt_stub_key::Plt_stub_key): Likewise.
 110         (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Likewise.
 111         (Target_powerpc::Relocate::relocate): Likewise.
 112
 113 2018-04-09  Alan Modra  <[email protected]>
 114
 115         * powerpc.cc (Target_powerpc::lplt_): New variable.
 116         (Target_powerpc::lplt_section): Associated accessor.
 117         (Target_powerpc::plt_off): Handle local non-ifunc symbols.
 118         (Target_powerpc::make_lplt_section): New function.
 119         (Target_powerpc::make_local_plt_entry): New function.
 120         (Powerpc_relobj::do_relocate_sections): Write out lplt.
 121         (Output_data_plt_powerpc::first_plt_entry_offset): Zero for lplt.
 122         (Output_data_plt_powerpc::add_local_entry): New function.
 123         (Output_data_plt_powerpc::do_write): Ignore lplt.
 124         (Target_powerpc::make_iplt_section): Make lplt first.
 125         (Target_powerpc::make_brlt_section): Make .branch_lt relro.
 126         (Target_powerpc::Scan::local): Handle PLT16 relocs.
 127
 128 2018-04-09  Alan Modra  <[email protected]>
 129
 130         * powerpc.cc (Target_powerpc::plt_off): New functions.
 131         (is_plt16_reloc): New function.
 132         (Stub_table::plt_off): Use Target_powerpc::plt_off.
 133         (Stub_table::plt_call_size): Use plt_off.
 134         (Stub_table::do_write): Likewise.
 135         (Target_powerpc::Scan::get_reference_flags): Return RELATIVE_REF
 136         for PLT16 relocations.
 137         (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Return true
 138         for PLT16 relocations.
 139         (Target_powerpc::Scan::global): Make a PLT entry for PLT16 relocations.
 140         (Target_powerpc::Relocate::relocate): Support PLT16 relocations.
 141         (Powerpc_scan_relocatable_reloc::global_strategy): Return RELOC_SPECIAL
 142         for ppc32 plt16 relocs.
 143
 144 2018-04-06  Cary Coutant  <[email protected]>
 145
 146         * object.cc (Sized_relobj_file::include_section_group): Store
 147         reference to Kept_section info for discarded comdat sections
 148         regardless of size.  Move size checking to map_to_kept_section.
 149         (Sized_relobj_file::include_linkonce_section): Likewise.
 150         (Sized_relobj_file::map_to_kept_section): Add section name parameter.
 151         Insert size checking logic from above functions.
 152         (Sized_relobj_file::find_kept_section_object): New method.
 153         (Sized_relobj_file::get_symbol_name): New method.
 154         * object.h (Sized_relobj_file::map_to_kept_section): Add section_name
 155         parameter.  Adjust all callers.
 156         (Sized_relobj_file::find_kept_section_object): New method.
 157         (Sized_relobj_file::get_symbol_name): New method.
 158         (Sized_relobj_file::Kept_comdat_section): Replace object and shndx
 159         fields with sh_size, kept_section, symndx, and is_comdat fields.
 160         (Sized_relobj_file::set_kept_comdat_section): Replace kept_object
 161         and kept_shndx parameters with is_comdat, symndx, sh_size, and
 162         kept_section.
 163         (Sized_relobj_file::get_kept_comdat_section): Likewise.
 164         * target-reloc.h (enum Comdat_behavior): Change CB_WARNING to CB_ERROR.
 165         Adjust all references.
 166         (issue_undefined_symbol_error): New function template.
 167         (relocate_section): Pass section name to map_to_kept_section.
 168         Move discarded section code to new function above.
 169         * aarch64.cc (Target_aarch64::scan_reloc_section_for_stubs): Move
 170         declaration for gsym out one level.  Call issue_discarded_error.
 171         * arm.cc (Target_arm::scan_reloc_section_for_stubs): Likewise.
 172         * powerpc.cc (Relocate_comdat_behavior): Change CB_WARNING to CB_ERROR.
 173
 174 2018-04-05  Cary Coutant  <[email protected]>
 175
 176         * target-reloc.h (relocate_section): Add local symbol index or global
 177         symbol name to warning about relocation that refers to discarded
 178         section.
 179
 180 2018-04-05  James Cowgill  <[email protected]>
 181
 182         Revert previous patch and apply revised patch.
 183
 184         PR gold/22770
 185         * mips.cc (Mips_got_info::record_got_page_entry): Don't insert
 186         Got_page_entry for object's GOT.
 187         (Mips_got_info::add_got_page_entries): Add all pages from from's GOT.
 188         Rename to add_got_page_count.
 189         (Got_page_entry): Remove num_pages.
 190
 191 2018-04-05  James Cowgill  <[email protected]>
 192
 193         PR gold/22770
 194         * mips.cc (Mips_got_info::record_got_page_entry): Fetch existing
 195         page entries for the object's GOT.
 196
 197 2018-04-05  Alan Modra  <[email protected]>
 198
 199         * powerpc.cc (Target_powerpc::make_brlt_section): Make .branch_lt relro.
 200
 201 2018-04-04  Nick Clifton  <[email protected]>
 202
 203         * po/es.po: Updated Spanish translation.
 204
 205 2018-04-02  Cary Coutant  <[email protected]>
 206
 207         PR gold/23016
 208         * incremental.cc (can_incremental_update): Check for unwind section
 209         type.
 210         * layout.h (Layout::layout): Add sh_type parameter.
 211         * layout.cc (Layout::layout): Likewise.
 212         (Layout::layout_reloc): Create new output reloc section if data
 213         section does not already have one.
 214         (Layout::layout_eh_frame): Check for unwind section type.
 215         (Layout::make_eh_frame_section): Use unwind section type for .eh_frame
 216         and .eh_frame_hdr.
 217         * object.h (Sized_relobj_file::Shdr_write): New typedef.
 218         (Sized_relobj_file::layout_section): Add sh_type parameter.
 219         (Sized_relobj_file::Deferred_layout::Deferred_layout): Add sh_type
 220         parameter.
 221         * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
 222         unwind section type.
 223         (Sized_relobj_file::layout_section): Add sh_type parameter; pass it
 224         to Layout::layout.
 225         (Sized_relobj_file::do_layout): Make local copy of sh_type.
 226         Force .eh_frame sections to unwind section type.
 227         Pass sh_type to layout_section.
 228         (Sized_relobj_file<size, big_endian>::do_layout_deferred_sections):
 229         Pass sh_type to layout_section.
 230         * output.cc (Output_section::Output_section): Initialize reloc_section_.
 231         * output.h (Output_section::reloc_section): New method.
 232         (Output_section::set_reloc_section): New method.
 233         (Output_section::reloc_section_): New data member.
 234         * target.h (Target::unwind_section_type): New method.
 235         (Target::Target_info::unwind_section_type): New data member.
 236
 237         * aarch64.cc (aarch64_info): Add unwind_section_type.
 238         * arm.cc (arm_info, arm_nacl_info): Likewise.
 239         * i386.cc (i386_info, i386_nacl_info, iamcu_info): Likewise.
 240         * mips.cc (mips_info, mips_nacl_info): Likewise.
 241         * powerpc.cc (powerpc_info): Likewise.
 242         * s390.cc (s390_info): Likewise.
 243         * sparc.cc (sparc_info): Likewise.
 244         * tilegx.cc (tilegx_info): Likewise.
 245         * x86_64.cc (x86_64_info, x86_64_nacl_info): Likewise.
 246
 247         * testsuite/Makefile.am (pr23016_1, pr23016_2): New test cases.
 248         * testsuite/Makefile.in: Regenerate.
 249         * testsuite/testfile.cc: Add unwind_section_type.
 250         * testsuite/pr23016_1.sh: New test script.
 251         * testsuite/pr23016_1a.s: New source file.
 252         * testsuite/pr23016_1b.s: New source file.
 253         * testsuite/pr23016_2.sh: New test script.
 254         * testsuite/pr23016_2a.s: New source file.
 255         * testsuite/pr23016_2b.s: New source file.
 256
 257 2018-03-28  Cary Coutant  <[email protected]>
 258
 259         PR gold/21423
 260         PR gold/22500
 261         * configure.ac: Call AC_USE_SYSTEM_EXTENSIONS.
 262         Replace check for --enable-plugins with AC_PLUGINS.
 263         * options.cc (parse_plugin, parse_plugin_opt): Remove #ifdef.
 264         (General_options::finalize): Check if plugins enabled.
 265         * options.h (--plugin, --plugin-opt): Define even if plugins not
 266         enabled.
 267         * Makefile.in: Regenerate.
 268         * aclocal.m4: Regenerate.
 269         * configure: Regenerate.
 270         * testsuite/Makefile.in: Regenerate.
 271
 272 2018-03-28  Cary Coutant  <[email protected]>
 273
 274         PR gold/22969
 275         * aarch64-reloc.def: Add TLSLE_LDST* relocations.
 276         * aarch64.cc (Target_aarch64::optimize_tls_reloc): Likewise.
 277         (Target_aarch64::Scan::local): Likewise.
 278         (Target_aarch64::Scan::global): Likewise.
 279         (Target_aarch64::Relocate::relocate): Likewise.
 280         (Target_aarch64::Relocate::relocate_tls): Likewise.
 281
 282 2018-03-27  Roland McGrath  <[email protected]>
 283
 284         * testsuite/split_x86_64.sh: Fix bad regexp.
 285
 286 2018-03-26  Cary Coutant  <[email protected]>
 287
 288         PR gold/22868
 289         * plugin.cc (Sized_pluginobj::do_add_symbols): Use a real section
 290         index instead of SHN_ABS for defined symbols.
 291         * testsuite/Makefile.am (plugin_pr22868): New test case.
 292         * testsuite/Makefile.in: Regenerate
 293         * testsuite/plugin_pr22868.sh: New test script.
 294         * testsuite/plugin_pr22868_a.c: New source file.
 295         * testsuite/plugin_pr22868_b.c: New source file.
 296
 297 2018-03-23  Cary Coutant  <[email protected]>
 298
 299         * plugin.cc (link_or_copy_file): Remove newlines from warning messages.
 300         Add pedantic check for return value from ::write.
 301
 302 2018-03-23  Cary Coutant  <[email protected]>
 303
 304         * debug.h (DEBUG_PLUGIN): New constant.
 305         (DEBUG_ALL): Add DEBUG_PLUGIN.
 306         (debug_string_to_enum): Likewise.
 307         * plugin.cc (make_sized_plugin_object): Add filename parameter.
 308         (Plugin_recorder): New class.
 309         (Plugin_manager::~Plugin_manager): Delete recorder_.
 310         (Plugin_manager::load_plugins): Create and initialize recorder_.
 311         (Plugin_manager::claim_file): Record claimed and unclaimed files.
 312         (Plugin_manager::make_plugin_object): Use object name as name for
 313         plugin object, if available.
 314         (Plugin_manager::add_input_file): Record replacement files.
 315         (Sized_pluginobj::do_add_symbols): Record plugin symbols.
 316         (Plugin_finish::run): Call Plugin_recorder::finish().
 317         (make_sized_plugin_object): Add filename parameter and pass to
 318         Sized_pluginobj constructor.
 319         * plugin.h (Plugin::filename): New method.
 320         (Plugin::recorder): New method.
 321         (Plugin::recorder_): New data member.
 322
 323 2018-03-07  Sriraman Tallam  <[email protected]>
 324
 325         * layout.cc (Layout::default_section_order): Check for text section
 326         prefixes.
 327         (Layout::text_section_name_mapping): New static member.
 328         (Layout::text_section_name_mapping_count): New static member.
 329         (Layout::match_section_name): New static function.
 330         (Layout::output_section_name): Check for text section prefixes.
 331         * layout.h (Output_section_order::ORDER_TEXT_HOT): New enum value.
 332         (Output_section_order::ORDER_TEXT_STARTUP): New enum value.
 333         (Output_section_order::ORDER_TEXT_EXIT): New enum value.
 334         (Output_section_order::ORDER_TEXT_UNLIKELY): New enum value.
 335         (Layout::text_section_name_mapping): New static member.
 336         (Layout::text_section_name_mapping_count): New static member.
 337         (Layout::match_section_name): New static function.
 338         * options.h (keep_text_section_prefix): New -z option.
 339         * testsuite/Makefile.am (keep_text_section_prefix): New test.
 340         * testsuite/Makefile.in: Regenerate.
 341         * testsuite/keep_text_section_prefix.cc: New test source.
 342         * testsuite/keep_text_section_prefix.sh: New test script.
 343
 344 2018-02-22  Sriraman Tallam  <[email protected]>
 345
 346         * plugin.cc (get_wrap_symbols): New plugin interface.
 347         (load): Add get_wrap_symbols to transfer vector.
 348         * plugin-api.h (ld_plugin_get_wrap_symbols): New plugin interface.
 349         * testsuite/plugin_test.c (onload): Call and check get_wrap_symbols
 350         interface.
 351         * testsuite/plugin_test_wrap_symbols.sh: New test script.
 352         * testsuite/plugin_test_wrap_symbols_1.cc: New file.
 353         * testsuite/plugin_test_wrap_symbols_2.cc: New file.
 354         * testsuite/Makefile.am (plugin_test_wrap_symbols): New test.
 355         * testsuite/Makefile.in: Regenerate.
 356
 357 2018-02-07  Sriraman Tallam  <[email protected]>
 358
 359         * expression.cc (Symbol_expression::set_expr_sym_in_real_elf):
 360         New method.
 361         (Unary_expression::set_expr_sym_in_real_elf): New method.
 362         (Binary_expression::set_expr_sym_in_real_elf): New method.
 363         (Trinary_expression::set_expr_sym_in_real_elf): New method.
 364         * plugin.cc (get_symbol_resolution_info): Fix symbol resolution if
 365         defined or used in defsyms.
 366         * plugin.h (Plugin_manager::is_defsym_def): New method.
 367         (Plugin_manager::Plugin_manager): Initialize defsym_defines_set_.
 368         (Plugin_manager::defsym_defines_set_): New member.
 369         (Plugin_manager::Defsym_defines_set): New typedef.
 370         * script.cc (Script_options::set_defsym_uses_in_real_elf): New method.
 371         (Script_options::find_defsym_defs): New method.
 372         * script.h (Expression::set_expr_sym_in_real_elf): New method.
 373         (Symbol_assignment::is_defsym): New method.
 374         (Symbol_assignment::value): New method.
 375         (Script_options::find_defsym_defs): New method.
 376         (Script_options::set_defsym_uses_in_real_elf): New method.
 377         * testsuite/Makefile.am (plugin_test_defsym): New test.
 378         * testsuite/Makefile.in: Regenerate.
 379         * testsuite/plugin_test.c: Check for new symbol resolution.
 380         * testsuite/plugin_test_defsym.sh: New script.
 381         * testsuite/plugin_test_defsym.c: New test source.
 382
 383 2018-02-07  Alan Modra  <[email protected]>
 384
 385         Revert 2018-01-17  Alan Modra  <[email protected]>
 386         * options.h: Remove --speculate-indirect-jumps support.
 387         * powerpc.cc: Likewise.
 388
 389 2018-02-02  Cary Coutant  <[email protected]>
 390
 391         * PR gold/22776
 392         * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog): Add
 393         support for DWARF-4 line number tables.
 394         * dwarf_reader.h (Sized_dwarf_line_info::max_ops_per_insn): New field.
 395
 396 2018-01-18  Alan Modra  <[email protected]>
 397
 398         * powerpc.cc (param_plt_align): New function supplying default
 399         --plt-align values.  Use it..
 400         (Stub_table::plt_call_align): ..here, and..
 401         (Output_data_glink::global_entry_align): ..here.
 402         (Stub_table::stub_align): Correct 32-bit minimum alignment.
 403
 404 2018-01-17  Alan Modra  <[email protected]>
 405
 406         * options.h (speculate_indirect_jumps): New option.
 407         * powerpc.cc (beqctrm, beqctrlm, crseteq): New insn constants.
 408         (output_bctr): New function.
 409         (Stub_table::plt_call_size): Add space for speculation barrier.
 410         (Stub_table::branch_stub_size): Likewise.
 411         (Output_data_glink::pltresolve_size): Likewise.
 412         (Stub_table::do_write): Output speculation barriers.
 413
 414 2018-01-17  Alan Modra  <[email protected]>
 415
 416         * options.h (plt_align): Support for PowerPC32 too.
 417         * powerpc.cc (Stub_table::stub_align): Heed --plt-align for 32-bit.
 418         (Stub_table::plt_call_size, branch_stub_size): Tidy.
 419         (Stub_table::plt_call_align): Implement using stub_align.
 420         (Output_data_glink::global_entry_align): New function.
 421         (Output_data_glink::global_entry_off): New function.
 422         (Output_data_glink::global_entry_address): Use global_entry_off.
 423         (Output_data_glink::pltresolve_size): New function, replacing
 424         pltresolve_size_ constant.  Update all uses.
 425         (Output_data_glink::add_global_entry): Align offset.
 426         (Output_data_glink::set_final_data_size): Use global_entry_align.
 427         (Stub_table::do_write): Don't pad __glink_PLTrelsolve with nops.
 428         Tidy stub output.  Use global_entry_off.
 429
 430 2018-01-15  Cary Coutant  <[email protected]>
 431
 432         PR gold/22694
 433         * options.h (-fuse-ld): Add correct helparg.
 434
 435 2018-01-15  Nick Clifton  <[email protected]>
 436
 437         * po/uk.po: Updated Ukranian translation.
 438
 439 2018-01-13  Nick Clifton  <[email protected]>
 440
 441         * po/gold.pot: Regenerated.
 442
 443 2018-01-13  Nick Clifton  <[email protected]>
 444
 445         2.30 branch created.
 446
 447 2018-01-12  Cary Coutant  <[email protected]>
 448
 449         * NEWS: Add new features in 1.15.
 450         * version.cc (version_string): Bump to 1.15.
 451
 452 2018-01-12  Sterling Augustine  <[email protected]>
 453
 454         * cref.cc (Cref_inputs::Cref_table_compare::operator): Add
 455         conditionals and calls to is_forwarder.
 456
 457 2018-01-03  Alan Modra  <[email protected]>
 458
 459         Update year range in copyright notice of all files.
 460
 461 For older changes see ChangeLog-2017
 462 \f
 463 Copyright (C) 2018 Free Software Foundation, Inc.
 464
 465 Copying and distribution of this file, with or without modification,
 466 are permitted in any medium without royalty provided the copyright
 467 notice and this notice are preserved.
 468
 469 Local Variables:
 470 mode: change-log
 471 left-margin: 8
 472 fill-column: 74
 473 version-control: never
 474 End: