gold/ChangeLog

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