gold/ChangeLog

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