gold/ChangeLog

   1 2018-06-22  Cary Coutant  <ccoutant@gmail.com>
   2
   3         PR gold/22914
   4         * layout.cc (read_sized_value): Fix spelling of section name.
   5         (Layout::layout_gnu_property): Call Sized_target::record_gnu_property
   6         for target-specific properties;
   7         don't store them with target-independent properties yet.
   8         (Layout::merge_gnu_properties): New method.
   9         (Layout::add_gnu_property): New method.
  10         (Layout::create_gnu_properties_note): Call target to finalize
  11         target-specific properties. Fix spelling of output section name.
  12         * layout.h (Layout::merge_gnu_properties): New method.
  13         (Layout::add_gnu_property): New method.
  14         * object.cc (Sized_relobj_file::do_layout): Call
  15         Layout::merge_gnu_properties.
  16         * target.h (Target::merge_gnu_property): Remove.
  17         (Target::finalize_gnu_properties): New method.
  18         (Target::do_merge_gnu_property): Move to Sized_target and rename.
  19         (Target::do_finalize_gnu_properties): New virtual method.
  20         (Sized_target::record_gnu_property): Moved and renamed from
  21         Target::do_merge_gnu_property.
  22         (Sized_target::merge_gnu_properties): New virtual method.
  23         * x86_64.cc (Target_x86_64::isa_1_used_, isa_1_needed_)
  24         (feature_1_, object_feature_1_, seen_first_object_): New data members.
  25         (Target_x86_64::do_merge_gnu_property): Rename to ...
  26         (Target_x86_64::record_gnu_property): ... this.  Save target-specific
  27         properties in Target class object.
  28         (Target_x86_64::merge_gnu_properties): New method.
  29         (add_property): New static inline function.
  30         (Target_x86_64::do_finalize_gnu_properties): New method.
  31         * testsuite/Makefile.am (gnu_property_test): Remove C source file;
  32         link directly without compiler driver.
  33         * testsuite/Makefile.in: Regenerate.
  34         * testsuite/gnu_property_a.S: Add _start.
  35
  36 2018-06-22  Cary Coutant  <ccoutant@gmail.com>
  37
  38         * incremental.cc (Sized_incremental_binary::setup_readers): Use
  39         emplace_back for GCC 5 and later.
  40         * incremental.h (Incremental_binary::Input_reader): Provide copy
  41         constructor.
  42         (Sized_incremental_binary::Sized_input_reader): Likewise.
  43
  44 2018-06-22  Cary Coutant  <ccoutant@gmail.com>
  45
  46         PR gold/22914
  47         * layout.cc (Layout::Layout): Initialize gnu_properties_.
  48         (read_sized_value, write_sized_value): New functions.
  49         (Layout::layout_gnu_property): New method.
  50         (Layout::create_notes): Call create_gnu_properties_note.
  51         (Layout::create_gnu_properties_note): New method.
  52         * layout.h (Layout::layout_gnu_property): New method.
  53         (Layout::create_gnu_properties_note): New method.
  54         (Layout::Gnu_property, Layout::Gnu_properties): New types.
  55         (Layout::gnu_properties_): New data member.
  56         * object.cc (Sized_relobj_file::layout_gnu_property_section): New
  57         method.
  58         (Sized_relobj_file::do_layout): Handle .note.gnu.property sections.
  59         * object.h (Sized_relobj_file::layout_gnu_property_section): New
  60         method.
  61         * target.h (Target::merge_gnu_property): New method.
  62         (Target::do_merge_gnu_property): New virtual method.
  63         * x86_64.cc (Target_x86_64::do_merge_gnu_property): New method.
  64         * testsuite/Makefile.am (gnu_property_test): New test case.
  65         * testsuite/Makefile.in: Regenerate.
  66         * testsuite/gnu_property_a.S: New source file.
  67         * testsuite/gnu_property_b.S: New source file.
  68         * testsuite/gnu_property_c.S: New source file.
  69         * testsuite/gnu_property_main.c: New source file.
  70         * testsuite/gnu_property_test.sh: New test script.
  71
  72 2018-06-21  Cary Coutant  <ccoutant@gmail.com>
  73
  74         * resolve.cc (Symbol_table::resolve): Rename tobinding to
  75         orig_tobinding.  Call set_is_needed() for objects that resolve
  76         non-weak references.
  77         (Symbol_table::should_override): Allow a dynamic definition to
  78         override an earlier one in a not-needed library.
  79         * symtab.cc (Symbol_table::set_dynsym_indexes): Remove separate
  80         processing for as-needed symbols.  Add warning when discarding
  81         version informatin.
  82         * testsuite/Makefile.am (weak_as_needed): New test case.
  83         * testsuite/Makefile.in: Regenerate.
  84         * testsuite/weak_as_needed.sh: New test script.
  85         * testsuite/weak_as_needed_a.c: New source file.
  86         * testsuite/weak_as_needed_b.c: New source file.
  87         * testsuite/weak_as_needed_b.script: New version script.
  88         * testsuite/weak_as_needed_c.c: New source file.
  89         * testsuite/weak_as_needed_c.script: New version script.
  90
  91 2018-06-20  Cary Coutant  <ccoutant@gmail.com>
  92
  93         PR gold/23268
  94         * dynobj.cc (Versions::Versions): Change init for needs_base_version_.
  95         (Versions::record_version): Add verdefs for both shared objects and
  96         executables.
  97         (Versions::add_def): Likewise for base version.
  98         (Versions::add_need): Don't add base version for executables.
  99         (Versions::version_index): Look up version for both shared objects and
 100         executables.
 101         * testsuite/Makefile.am (ver_test_14): New test case.
 102         * testsuite/Makefile.in: Regenerate.
 103         * testsuite/ver_test_14.script: New version script.
 104         * testsuite/ver_test_14.sh: New test script.
 105
 106 2018-06-19  Joshua Watt  <jpewhacker@gmail.com>
 107             Cary Coutant  <ccoutant@gmail.com>
 108
 109         * configure.ac: Replace manual thread configuration with AX_PTHREAD.
 110         Add --enable-threads=auto.
 111         * Makefile.am (THREADFLAGS, THREADLIBS): New defines.
 112         (AM_CFLAGS, AM_CXXFLAGS): Add $(THREADFLAGS).
 113         (THREADSLIB): Remove; change all references to THREADLIBS.
 114         * Makefile.in: Regenerate.
 115         * aclocal.m4: Regenerate.
 116         * config.in: Regenerate.
 117         * configure: Regenerate.
 118         * testsuite/Makefile.am (THREADSLIB): Replace with...
 119         (THREADFLAGS, THREADLIBS): ... these.
 120         (LDADD): Remove; add as individual defines for...
 121         (object_unittest, binary_unittest, leb128_unittest)
 122         (overflow_unittest): ... these tests.
 123         (tls_test, tls_pic_test, tls_pie_test, tls_pie_pic_test)
 124         (tls_shared_test, tls_shared_ie_test, tls_shared_gd_to_ie_test)
 125         (tls_shared_gnu2_gd_to_ie_test, tls_shared_gnu2_test_LDFLAGS)
 126         (tls_shared_nonpic_test_LDFLAGS): Add $(THREADFLAGS) and ($THREADLIBS).
 127         * testsuite/Makefile.in: Regenerate.
 128
 129 2018-06-19  Cary Coutant  <ccoutant@gmail.com>
 130
 131         * testsuite/Makefile.am (MOSTLYCLEANFILES): Add *.stderr.
 132         * testsuite/Makefile.in: Regenerate.
 133
 134 2018-06-19  Simon Marchi  <simon.marchi@ericsson.com>
 135
 136         * configure.ac: Remove AC_PREREQ, add missing quoting and usage
 137         of AC_LANG_SOURCE.
 138         * Makefile.in: Re-generate.
 139         * aclocal.m4: Re-generate.
 140         * configure: Re-generate.
 141         * testsuite/Makefile.in: Re-generate.
 142
 143 2018-05-10  Stephen Crane  <sjc@immunant.com>
 144
 145         * aarch64.cc (Target_aarch64::do_finalize_sections): Use size of
 146         .got section for the _GLOBAL_OFFSET_TABLE_ symbol computation.
 147
 148 2018-04-24  Cary Coutant  <ccoutant@gmail.com>
 149
 150         PR gold/20642
 151         PR gold/22820
 152         * gc.h (gc_process_relocs): Flag STT_SECTION symbols in symvec.
 153         * icf.cc (get_section_contents): For merge sections, ignore the
 154         addend for relocations against non-section symbols.
 155
 156 2018-04-24  Cary Coutant  <ccoutant@gmail.com>
 157
 158         PR gold/16504
 159         * dynobj.cc (Versions::symbol_section_contents): Don't set
 160         VERSYM_HIDDEN flag for undefined symbols.
 161         * symtab.cc (Symbol_table::add_from_object): Don't override default
 162         version definition with a different default version.
 163         * symtab.h (Symbol::from_dyn): New method.
 164         * testsuite/plugin_test.c (struct sym_info): Add ver field.
 165         (claim_file_hook): Pass symbol version to plugin API.
 166         (parse_readelf_line): Parse symbol version.
 167         * testsuite/Makefile.am (ver_test_pr16504): New test case.
 168         * testsuite/Makefile.in: Regenerate.
 169         * testsuite/ver_test_pr16504.sh: New test script.
 170         * testsuite/ver_test_pr16504_a.c: New source file.
 171         * testsuite/ver_test_pr16504_a.script: New version script.
 172         * testsuite/ver_test_pr16504_b.c: New source file.
 173         * testsuite/ver_test_pr16504_b.script: New version script.
 174
 175 2018-04-19  Cary Coutant  <ccoutant@gmail.com>
 176
 177         PR gold/23046
 178         * gc.h (gc_process_relocs): Pass target to
 179         scan.local_reloc_may_be_function_pointer.
 180
 181 2018-04-18  Nick Clifton  <nickc@redhat.com>
 182
 183         * po/es.po: Updated Spanish translation.
 184
 185 2018-04-14  Cary Coutant  <ccoutant@gmail.com>
 186
 187         PR gold/23046
 188         * gc.h (gc_process_relocs): Pass target to
 189         scan.global_reloc_may_be_function_pointer.
 190
 191 2018-04-09  Alan Modra  <amodra@gmail.com>
 192
 193         * configure: Regenerate.
 194
 195 2018-04-09  Alan Modra  <amodra@gmail.com>
 196
 197         * powerpc.cc (Target_powerpc::Track_tls::maybe_skip_tls_get_addr_call):
 198         Handle inline plt sequence relocs.
 199         (Stub_table::Plt_stub_key::Plt_stub_key): Likewise.
 200         (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Likewise.
 201         (Target_powerpc::Relocate::relocate): Likewise.
 202
 203 2018-04-09  Alan Modra  <amodra@gmail.com>
 204
 205         * powerpc.cc (Target_powerpc::lplt_): New variable.
 206         (Target_powerpc::lplt_section): Associated accessor.
 207         (Target_powerpc::plt_off): Handle local non-ifunc symbols.
 208         (Target_powerpc::make_lplt_section): New function.
 209         (Target_powerpc::make_local_plt_entry): New function.
 210         (Powerpc_relobj::do_relocate_sections): Write out lplt.
 211         (Output_data_plt_powerpc::first_plt_entry_offset): Zero for lplt.
 212         (Output_data_plt_powerpc::add_local_entry): New function.
 213         (Output_data_plt_powerpc::do_write): Ignore lplt.
 214         (Target_powerpc::make_iplt_section): Make lplt first.
 215         (Target_powerpc::make_brlt_section): Make .branch_lt relro.
 216         (Target_powerpc::Scan::local): Handle PLT16 relocs.
 217
 218 2018-04-09  Alan Modra  <amodra@gmail.com>
 219
 220         * powerpc.cc (Target_powerpc::plt_off): New functions.
 221         (is_plt16_reloc): New function.
 222         (Stub_table::plt_off): Use Target_powerpc::plt_off.
 223         (Stub_table::plt_call_size): Use plt_off.
 224         (Stub_table::do_write): Likewise.
 225         (Target_powerpc::Scan::get_reference_flags): Return RELATIVE_REF
 226         for PLT16 relocations.
 227         (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Return true
 228         for PLT16 relocations.
 229         (Target_powerpc::Scan::global): Make a PLT entry for PLT16 relocations.
 230         (Target_powerpc::Relocate::relocate): Support PLT16 relocations.
 231         (Powerpc_scan_relocatable_reloc::global_strategy): Return RELOC_SPECIAL
 232         for ppc32 plt16 relocs.
 233
 234 2018-04-06  Cary Coutant  <ccoutant@gmail.com>
 235
 236         * object.cc (Sized_relobj_file::include_section_group): Store
 237         reference to Kept_section info for discarded comdat sections
 238         regardless of size.  Move size checking to map_to_kept_section.
 239         (Sized_relobj_file::include_linkonce_section): Likewise.
 240         (Sized_relobj_file::map_to_kept_section): Add section name parameter.
 241         Insert size checking logic from above functions.
 242         (Sized_relobj_file::find_kept_section_object): New method.
 243         (Sized_relobj_file::get_symbol_name): New method.
 244         * object.h (Sized_relobj_file::map_to_kept_section): Add section_name
 245         parameter.  Adjust all callers.
 246         (Sized_relobj_file::find_kept_section_object): New method.
 247         (Sized_relobj_file::get_symbol_name): New method.
 248         (Sized_relobj_file::Kept_comdat_section): Replace object and shndx
 249         fields with sh_size, kept_section, symndx, and is_comdat fields.
 250         (Sized_relobj_file::set_kept_comdat_section): Replace kept_object
 251         and kept_shndx parameters with is_comdat, symndx, sh_size, and
 252         kept_section.
 253         (Sized_relobj_file::get_kept_comdat_section): Likewise.
 254         * target-reloc.h (enum Comdat_behavior): Change CB_WARNING to CB_ERROR.
 255         Adjust all references.
 256         (issue_undefined_symbol_error): New function template.
 257         (relocate_section): Pass section name to map_to_kept_section.
 258         Move discarded section code to new function above.
 259         * aarch64.cc (Target_aarch64::scan_reloc_section_for_stubs): Move
 260         declaration for gsym out one level.  Call issue_discarded_error.
 261         * arm.cc (Target_arm::scan_reloc_section_for_stubs): Likewise.
 262         * powerpc.cc (Relocate_comdat_behavior): Change CB_WARNING to CB_ERROR.
 263
 264 2018-04-05  Cary Coutant  <ccoutant@gmail.com>
 265
 266         * target-reloc.h (relocate_section): Add local symbol index or global
 267         symbol name to warning about relocation that refers to discarded
 268         section.
 269
 270 2018-04-05  James Cowgill  <james.cowgill@mips.com>
 271
 272         Revert previous patch and apply revised patch.
 273
 274         PR gold/22770
 275         * mips.cc (Mips_got_info::record_got_page_entry): Don't insert
 276         Got_page_entry for object's GOT.
 277         (Mips_got_info::add_got_page_entries): Add all pages from from's GOT.
 278         Rename to add_got_page_count.
 279         (Got_page_entry): Remove num_pages.
 280
 281 2018-04-05  James Cowgill  <james.cowgill@mips.com>
 282
 283         PR gold/22770
 284         * mips.cc (Mips_got_info::record_got_page_entry): Fetch existing
 285         page entries for the object's GOT.
 286
 287 2018-04-05  Alan Modra  <amodra@gmail.com>
 288
 289         * powerpc.cc (Target_powerpc::make_brlt_section): Make .branch_lt relro.
 290
 291 2018-04-04  Nick Clifton  <nickc@redhat.com>
 292
 293         * po/es.po: Updated Spanish translation.
 294
 295 2018-04-02  Cary Coutant  <ccoutant@gmail.com>
 296
 297         PR gold/23016
 298         * incremental.cc (can_incremental_update): Check for unwind section
 299         type.
 300         * layout.h (Layout::layout): Add sh_type parameter.
 301         * layout.cc (Layout::layout): Likewise.
 302         (Layout::layout_reloc): Create new output reloc section if data
 303         section does not already have one.
 304         (Layout::layout_eh_frame): Check for unwind section type.
 305         (Layout::make_eh_frame_section): Use unwind section type for .eh_frame
 306         and .eh_frame_hdr.
 307         * object.h (Sized_relobj_file::Shdr_write): New typedef.
 308         (Sized_relobj_file::layout_section): Add sh_type parameter.
 309         (Sized_relobj_file::Deferred_layout::Deferred_layout): Add sh_type
 310         parameter.
 311         * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
 312         unwind section type.
 313         (Sized_relobj_file::layout_section): Add sh_type parameter; pass it
 314         to Layout::layout.
 315         (Sized_relobj_file::do_layout): Make local copy of sh_type.
 316         Force .eh_frame sections to unwind section type.
 317         Pass sh_type to layout_section.
 318         (Sized_relobj_file<size, big_endian>::do_layout_deferred_sections):
 319         Pass sh_type to layout_section.
 320         * output.cc (Output_section::Output_section): Initialize reloc_section_.
 321         * output.h (Output_section::reloc_section): New method.
 322         (Output_section::set_reloc_section): New method.
 323         (Output_section::reloc_section_): New data member.
 324         * target.h (Target::unwind_section_type): New method.
 325         (Target::Target_info::unwind_section_type): New data member.
 326
 327         * aarch64.cc (aarch64_info): Add unwind_section_type.
 328         * arm.cc (arm_info, arm_nacl_info): Likewise.
 329         * i386.cc (i386_info, i386_nacl_info, iamcu_info): Likewise.
 330         * mips.cc (mips_info, mips_nacl_info): Likewise.
 331         * powerpc.cc (powerpc_info): Likewise.
 332         * s390.cc (s390_info): Likewise.
 333         * sparc.cc (sparc_info): Likewise.
 334         * tilegx.cc (tilegx_info): Likewise.
 335         * x86_64.cc (x86_64_info, x86_64_nacl_info): Likewise.
 336
 337         * testsuite/Makefile.am (pr23016_1, pr23016_2): New test cases.
 338         * testsuite/Makefile.in: Regenerate.
 339         * testsuite/testfile.cc: Add unwind_section_type.
 340         * testsuite/pr23016_1.sh: New test script.
 341         * testsuite/pr23016_1a.s: New source file.
 342         * testsuite/pr23016_1b.s: New source file.
 343         * testsuite/pr23016_2.sh: New test script.
 344         * testsuite/pr23016_2a.s: New source file.
 345         * testsuite/pr23016_2b.s: New source file.
 346
 347 2018-03-28  Cary Coutant  <ccoutant@gmail.com>
 348
 349         PR gold/21423
 350         PR gold/22500
 351         * configure.ac: Call AC_USE_SYSTEM_EXTENSIONS.
 352         Replace check for --enable-plugins with AC_PLUGINS.
 353         * options.cc (parse_plugin, parse_plugin_opt): Remove #ifdef.
 354         (General_options::finalize): Check if plugins enabled.
 355         * options.h (--plugin, --plugin-opt): Define even if plugins not
 356         enabled.
 357         * Makefile.in: Regenerate.
 358         * aclocal.m4: Regenerate.
 359         * configure: Regenerate.
 360         * testsuite/Makefile.in: Regenerate.
 361
 362 2018-03-28  Cary Coutant  <ccoutant@gmail.com>
 363
 364         PR gold/22969
 365         * aarch64-reloc.def: Add TLSLE_LDST* relocations.
 366         * aarch64.cc (Target_aarch64::optimize_tls_reloc): Likewise.
 367         (Target_aarch64::Scan::local): Likewise.
 368         (Target_aarch64::Scan::global): Likewise.
 369         (Target_aarch64::Relocate::relocate): Likewise.
 370         (Target_aarch64::Relocate::relocate_tls): Likewise.
 371
 372 2018-03-27  Roland McGrath  <mcgrathr@google.com>
 373
 374         * testsuite/split_x86_64.sh: Fix bad regexp.
 375
 376 2018-03-26  Cary Coutant  <ccoutant@gmail.com>
 377
 378         PR gold/22868
 379         * plugin.cc (Sized_pluginobj::do_add_symbols): Use a real section
 380         index instead of SHN_ABS for defined symbols.
 381         * testsuite/Makefile.am (plugin_pr22868): New test case.
 382         * testsuite/Makefile.in: Regenerate
 383         * testsuite/plugin_pr22868.sh: New test script.
 384         * testsuite/plugin_pr22868_a.c: New source file.
 385         * testsuite/plugin_pr22868_b.c: New source file.
 386
 387 2018-03-23  Cary Coutant  <ccoutant@gmail.com>
 388
 389         * plugin.cc (link_or_copy_file): Remove newlines from warning messages.
 390         Add pedantic check for return value from ::write.
 391
 392 2018-03-23  Cary Coutant  <ccoutant@gmail.com>
 393
 394         * debug.h (DEBUG_PLUGIN): New constant.
 395         (DEBUG_ALL): Add DEBUG_PLUGIN.
 396         (debug_string_to_enum): Likewise.
 397         * plugin.cc (make_sized_plugin_object): Add filename parameter.
 398         (Plugin_recorder): New class.
 399         (Plugin_manager::~Plugin_manager): Delete recorder_.
 400         (Plugin_manager::load_plugins): Create and initialize recorder_.
 401         (Plugin_manager::claim_file): Record claimed and unclaimed files.
 402         (Plugin_manager::make_plugin_object): Use object name as name for
 403         plugin object, if available.
 404         (Plugin_manager::add_input_file): Record replacement files.
 405         (Sized_pluginobj::do_add_symbols): Record plugin symbols.
 406         (Plugin_finish::run): Call Plugin_recorder::finish().
 407         (make_sized_plugin_object): Add filename parameter and pass to
 408         Sized_pluginobj constructor.
 409         * plugin.h (Plugin::filename): New method.
 410         (Plugin::recorder): New method.
 411         (Plugin::recorder_): New data member.
 412
 413 2018-03-07  Sriraman Tallam  <tmsriram@google.com>
 414
 415         * layout.cc (Layout::default_section_order): Check for text section
 416         prefixes.
 417         (Layout::text_section_name_mapping): New static member.
 418         (Layout::text_section_name_mapping_count): New static member.
 419         (Layout::match_section_name): New static function.
 420         (Layout::output_section_name): Check for text section prefixes.
 421         * layout.h (Output_section_order::ORDER_TEXT_HOT): New enum value.
 422         (Output_section_order::ORDER_TEXT_STARTUP): New enum value.
 423         (Output_section_order::ORDER_TEXT_EXIT): New enum value.
 424         (Output_section_order::ORDER_TEXT_UNLIKELY): New enum value.
 425         (Layout::text_section_name_mapping): New static member.
 426         (Layout::text_section_name_mapping_count): New static member.
 427         (Layout::match_section_name): New static function.
 428         * options.h (keep_text_section_prefix): New -z option.
 429         * testsuite/Makefile.am (keep_text_section_prefix): New test.
 430         * testsuite/Makefile.in: Regenerate.
 431         * testsuite/keep_text_section_prefix.cc: New test source.
 432         * testsuite/keep_text_section_prefix.sh: New test script.
 433
 434 2018-02-22  Sriraman Tallam  <tmsriram@google.com>
 435
 436         * plugin.cc (get_wrap_symbols): New plugin interface.
 437         (load): Add get_wrap_symbols to transfer vector.
 438         * plugin-api.h (ld_plugin_get_wrap_symbols): New plugin interface.
 439         * testsuite/plugin_test.c (onload): Call and check get_wrap_symbols
 440         interface.
 441         * testsuite/plugin_test_wrap_symbols.sh: New test script.
 442         * testsuite/plugin_test_wrap_symbols_1.cc: New file.
 443         * testsuite/plugin_test_wrap_symbols_2.cc: New file.
 444         * testsuite/Makefile.am (plugin_test_wrap_symbols): New test.
 445         * testsuite/Makefile.in: Regenerate.
 446
 447 2018-02-07  Sriraman Tallam  <tmsriram@google.com>
 448
 449         * expression.cc (Symbol_expression::set_expr_sym_in_real_elf):
 450         New method.
 451         (Unary_expression::set_expr_sym_in_real_elf): New method.
 452         (Binary_expression::set_expr_sym_in_real_elf): New method.
 453         (Trinary_expression::set_expr_sym_in_real_elf): New method.
 454         * plugin.cc (get_symbol_resolution_info): Fix symbol resolution if
 455         defined or used in defsyms.
 456         * plugin.h (Plugin_manager::is_defsym_def): New method.
 457         (Plugin_manager::Plugin_manager): Initialize defsym_defines_set_.
 458         (Plugin_manager::defsym_defines_set_): New member.
 459         (Plugin_manager::Defsym_defines_set): New typedef.
 460         * script.cc (Script_options::set_defsym_uses_in_real_elf): New method.
 461         (Script_options::find_defsym_defs): New method.
 462         * script.h (Expression::set_expr_sym_in_real_elf): New method.
 463         (Symbol_assignment::is_defsym): New method.
 464         (Symbol_assignment::value): New method.
 465         (Script_options::find_defsym_defs): New method.
 466         (Script_options::set_defsym_uses_in_real_elf): New method.
 467         * testsuite/Makefile.am (plugin_test_defsym): New test.
 468         * testsuite/Makefile.in: Regenerate.
 469         * testsuite/plugin_test.c: Check for new symbol resolution.
 470         * testsuite/plugin_test_defsym.sh: New script.
 471         * testsuite/plugin_test_defsym.c: New test source.
 472
 473 2018-02-07  Alan Modra  <amodra@gmail.com>
 474
 475         Revert 2018-01-17  Alan Modra  <amodra@gmail.com>
 476         * options.h: Remove --speculate-indirect-jumps support.
 477         * powerpc.cc: Likewise.
 478
 479 2018-02-02  Cary Coutant  <ccoutant@gmail.com>
 480
 481         * PR gold/22776
 482         * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog): Add
 483         support for DWARF-4 line number tables.
 484         * dwarf_reader.h (Sized_dwarf_line_info::max_ops_per_insn): New field.
 485
 486 2018-01-18  Alan Modra  <amodra@gmail.com>
 487
 488         * powerpc.cc (param_plt_align): New function supplying default
 489         --plt-align values.  Use it..
 490         (Stub_table::plt_call_align): ..here, and..
 491         (Output_data_glink::global_entry_align): ..here.
 492         (Stub_table::stub_align): Correct 32-bit minimum alignment.
 493
 494 2018-01-17  Alan Modra  <amodra@gmail.com>
 495
 496         * options.h (speculate_indirect_jumps): New option.
 497         * powerpc.cc (beqctrm, beqctrlm, crseteq): New insn constants.
 498         (output_bctr): New function.
 499         (Stub_table::plt_call_size): Add space for speculation barrier.
 500         (Stub_table::branch_stub_size): Likewise.
 501         (Output_data_glink::pltresolve_size): Likewise.
 502         (Stub_table::do_write): Output speculation barriers.
 503
 504 2018-01-17  Alan Modra  <amodra@gmail.com>
 505
 506         * options.h (plt_align): Support for PowerPC32 too.
 507         * powerpc.cc (Stub_table::stub_align): Heed --plt-align for 32-bit.
 508         (Stub_table::plt_call_size, branch_stub_size): Tidy.
 509         (Stub_table::plt_call_align): Implement using stub_align.
 510         (Output_data_glink::global_entry_align): New function.
 511         (Output_data_glink::global_entry_off): New function.
 512         (Output_data_glink::global_entry_address): Use global_entry_off.
 513         (Output_data_glink::pltresolve_size): New function, replacing
 514         pltresolve_size_ constant.  Update all uses.
 515         (Output_data_glink::add_global_entry): Align offset.
 516         (Output_data_glink::set_final_data_size): Use global_entry_align.
 517         (Stub_table::do_write): Don't pad __glink_PLTrelsolve with nops.
 518         Tidy stub output.  Use global_entry_off.
 519
 520 2018-01-15  Cary Coutant  <ccoutant@gmail.com>
 521
 522         PR gold/22694
 523         * options.h (-fuse-ld): Add correct helparg.
 524
 525 2018-01-15  Nick Clifton  <nickc@redhat.com>
 526
 527         * po/uk.po: Updated Ukranian translation.
 528
 529 2018-01-13  Nick Clifton  <nickc@redhat.com>
 530
 531         * po/gold.pot: Regenerated.
 532
 533 2018-01-13  Nick Clifton  <nickc@redhat.com>
 534
 535         2.30 branch created.
 536
 537 2018-01-12  Cary Coutant  <ccoutant@gmail.com>
 538
 539         * NEWS: Add new features in 1.15.
 540         * version.cc (version_string): Bump to 1.15.
 541
 542 2018-01-12  Sterling Augustine  <saugustine@google.com>
 543
 544         * cref.cc (Cref_inputs::Cref_table_compare::operator): Add
 545         conditionals and calls to is_forwarder.
 546
 547 2018-01-03  Alan Modra  <amodra@gmail.com>
 548
 549         Update year range in copyright notice of all files.
 550
 551 For older changes see ChangeLog-2017
 552 \f
 553 Copyright (C) 2018 Free Software Foundation, Inc.
 554
 555 Copying and distribution of this file, with or without modification,
 556 are permitted in any medium without royalty provided the copyright
 557 notice and this notice are preserved.
 558
 559 Local Variables:
 560 mode: change-log
 561 left-margin: 8
 562 fill-column: 74
 563 version-control: never
 564 End: