gold/ChangeLog

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