gold/ChangeLog

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