gold/ChangeLog

   1 2018-06-23  Cary Coutant  <ccoutant@gmail.com>
   2
   3         * version.cc (version_string): Bump to 1.16.
   4         * NEWS: Add new features in 1.16.
   5
   6 2018-06-23  Cary Coutant  <ccoutant@gmail.com>
   7
   8         PR gold/22914
   9         * x86_64.cc (Target_x86_64::record_gnu_property): Initialize val.
  10
  11 2018-06-23  Cary Coutant  <ccoutant@gmail.com>
  12
  13         PR gold/22915
  14         * x86_64.cc (Output_data_plt_x86_64_ibt): New class.
  15         (Target_x86_64::do_make_data_plt): (All instantiations) Check for
  16         IBT feature bit and create IBT PLTs.
  17
  18 2018-06-22  Cary Coutant  <ccoutant@gmail.com>
  19
  20         PR gold/22914
  21         * layout.cc (read_sized_value): Fix spelling of section name.
  22         (Layout::layout_gnu_property): Call Sized_target::record_gnu_property
  23         for target-specific properties;
  24         don't store them with target-independent properties yet.
  25         (Layout::merge_gnu_properties): New method.
  26         (Layout::add_gnu_property): New method.
  27         (Layout::create_gnu_properties_note): Call target to finalize
  28         target-specific properties. Fix spelling of output section name.
  29         * layout.h (Layout::merge_gnu_properties): New method.
  30         (Layout::add_gnu_property): New method.
  31         * object.cc (Sized_relobj_file::do_layout): Call
  32         Layout::merge_gnu_properties.
  33         * target.h (Target::merge_gnu_property): Remove.
  34         (Target::finalize_gnu_properties): New method.
  35         (Target::do_merge_gnu_property): Move to Sized_target and rename.
  36         (Target::do_finalize_gnu_properties): New virtual method.
  37         (Sized_target::record_gnu_property): Moved and renamed from
  38         Target::do_merge_gnu_property.
  39         (Sized_target::merge_gnu_properties): New virtual method.
  40         * x86_64.cc (Target_x86_64::isa_1_used_, isa_1_needed_)
  41         (feature_1_, object_feature_1_, seen_first_object_): New data members.
  42         (Target_x86_64::do_merge_gnu_property): Rename to ...
  43         (Target_x86_64::record_gnu_property): ... this.  Save target-specific
  44         properties in Target class object.
  45         (Target_x86_64::merge_gnu_properties): New method.
  46         (add_property): New static inline function.
  47         (Target_x86_64::do_finalize_gnu_properties): New method.
  48         * testsuite/Makefile.am (gnu_property_test): Remove C source file;
  49         link directly without compiler driver.
  50         * testsuite/Makefile.in: Regenerate.
  51         * testsuite/gnu_property_a.S: Add _start.
  52
  53 2018-06-22  Cary Coutant  <ccoutant@gmail.com>
  54
  55         * incremental.cc (Sized_incremental_binary::setup_readers): Use
  56         emplace_back for GCC 5 and later.
  57         * incremental.h (Incremental_binary::Input_reader): Provide copy
  58         constructor.
  59         (Sized_incremental_binary::Sized_input_reader): Likewise.
  60
  61 2018-06-22  Cary Coutant  <ccoutant@gmail.com>
  62
  63         PR gold/22914
  64         * layout.cc (Layout::Layout): Initialize gnu_properties_.
  65         (read_sized_value, write_sized_value): New functions.
  66         (Layout::layout_gnu_property): New method.
  67         (Layout::create_notes): Call create_gnu_properties_note.
  68         (Layout::create_gnu_properties_note): New method.
  69         * layout.h (Layout::layout_gnu_property): New method.
  70         (Layout::create_gnu_properties_note): New method.
  71         (Layout::Gnu_property, Layout::Gnu_properties): New types.
  72         (Layout::gnu_properties_): New data member.
  73         * object.cc (Sized_relobj_file::layout_gnu_property_section): New
  74         method.
  75         (Sized_relobj_file::do_layout): Handle .note.gnu.property sections.
  76         * object.h (Sized_relobj_file::layout_gnu_property_section): New
  77         method.
  78         * target.h (Target::merge_gnu_property): New method.
  79         (Target::do_merge_gnu_property): New virtual method.
  80         * x86_64.cc (Target_x86_64::do_merge_gnu_property): New method.
  81         * testsuite/Makefile.am (gnu_property_test): New test case.
  82         * testsuite/Makefile.in: Regenerate.
  83         * testsuite/gnu_property_a.S: New source file.
  84         * testsuite/gnu_property_b.S: New source file.
  85         * testsuite/gnu_property_c.S: New source file.
  86         * testsuite/gnu_property_main.c: New source file.
  87         * testsuite/gnu_property_test.sh: New test script.
  88
  89 2018-06-21  Cary Coutant  <ccoutant@gmail.com>
  90
  91         * resolve.cc (Symbol_table::resolve): Rename tobinding to
  92         orig_tobinding.  Call set_is_needed() for objects that resolve
  93         non-weak references.
  94         (Symbol_table::should_override): Allow a dynamic definition to
  95         override an earlier one in a not-needed library.
  96         * symtab.cc (Symbol_table::set_dynsym_indexes): Remove separate
  97         processing for as-needed symbols.  Add warning when discarding
  98         version informatin.
  99         * testsuite/Makefile.am (weak_as_needed): New test case.
 100         * testsuite/Makefile.in: Regenerate.
 101         * testsuite/weak_as_needed.sh: New test script.
 102         * testsuite/weak_as_needed_a.c: New source file.
 103         * testsuite/weak_as_needed_b.c: New source file.
 104         * testsuite/weak_as_needed_b.script: New version script.
 105         * testsuite/weak_as_needed_c.c: New source file.
 106         * testsuite/weak_as_needed_c.script: New version script.
 107
 108 2018-06-20  Cary Coutant  <ccoutant@gmail.com>
 109
 110         PR gold/23268
 111         * dynobj.cc (Versions::Versions): Change init for needs_base_version_.
 112         (Versions::record_version): Add verdefs for both shared objects and
 113         executables.
 114         (Versions::add_def): Likewise for base version.
 115         (Versions::add_need): Don't add base version for executables.
 116         (Versions::version_index): Look up version for both shared objects and
 117         executables.
 118         * testsuite/Makefile.am (ver_test_14): New test case.
 119         * testsuite/Makefile.in: Regenerate.
 120         * testsuite/ver_test_14.script: New version script.
 121         * testsuite/ver_test_14.sh: New test script.
 122
 123 2018-06-19  Joshua Watt  <jpewhacker@gmail.com>
 124             Cary Coutant  <ccoutant@gmail.com>
 125
 126         * configure.ac: Replace manual thread configuration with AX_PTHREAD.
 127         Add --enable-threads=auto.
 128         * Makefile.am (THREADFLAGS, THREADLIBS): New defines.
 129         (AM_CFLAGS, AM_CXXFLAGS): Add $(THREADFLAGS).
 130         (THREADSLIB): Remove; change all references to THREADLIBS.
 131         * Makefile.in: Regenerate.
 132         * aclocal.m4: Regenerate.
 133         * config.in: Regenerate.
 134         * configure: Regenerate.
 135         * testsuite/Makefile.am (THREADSLIB): Replace with...
 136         (THREADFLAGS, THREADLIBS): ... these.
 137         (LDADD): Remove; add as individual defines for...
 138         (object_unittest, binary_unittest, leb128_unittest)
 139         (overflow_unittest): ... these tests.
 140         (tls_test, tls_pic_test, tls_pie_test, tls_pie_pic_test)
 141         (tls_shared_test, tls_shared_ie_test, tls_shared_gd_to_ie_test)
 142         (tls_shared_gnu2_gd_to_ie_test, tls_shared_gnu2_test_LDFLAGS)
 143         (tls_shared_nonpic_test_LDFLAGS): Add $(THREADFLAGS) and ($THREADLIBS).
 144         * testsuite/Makefile.in: Regenerate.
 145
 146 2018-06-19  Cary Coutant  <ccoutant@gmail.com>
 147
 148         * testsuite/Makefile.am (MOSTLYCLEANFILES): Add *.stderr.
 149         * testsuite/Makefile.in: Regenerate.
 150
 151 2018-06-19  Simon Marchi  <simon.marchi@ericsson.com>
 152
 153         * configure.ac: Remove AC_PREREQ, add missing quoting and usage
 154         of AC_LANG_SOURCE.
 155         * Makefile.in: Re-generate.
 156         * aclocal.m4: Re-generate.
 157         * configure: Re-generate.
 158         * testsuite/Makefile.in: Re-generate.
 159
 160 2018-05-10  Stephen Crane  <sjc@immunant.com>
 161
 162         * aarch64.cc (Target_aarch64::do_finalize_sections): Use size of
 163         .got section for the _GLOBAL_OFFSET_TABLE_ symbol computation.
 164
 165 2018-04-24  Cary Coutant  <ccoutant@gmail.com>
 166
 167         PR gold/20642
 168         PR gold/22820
 169         * gc.h (gc_process_relocs): Flag STT_SECTION symbols in symvec.
 170         * icf.cc (get_section_contents): For merge sections, ignore the
 171         addend for relocations against non-section symbols.
 172
 173 2018-04-24  Cary Coutant  <ccoutant@gmail.com>
 174
 175         PR gold/16504
 176         * dynobj.cc (Versions::symbol_section_contents): Don't set
 177         VERSYM_HIDDEN flag for undefined symbols.
 178         * symtab.cc (Symbol_table::add_from_object): Don't override default
 179         version definition with a different default version.
 180         * symtab.h (Symbol::from_dyn): New method.
 181         * testsuite/plugin_test.c (struct sym_info): Add ver field.
 182         (claim_file_hook): Pass symbol version to plugin API.
 183         (parse_readelf_line): Parse symbol version.
 184         * testsuite/Makefile.am (ver_test_pr16504): New test case.
 185         * testsuite/Makefile.in: Regenerate.
 186         * testsuite/ver_test_pr16504.sh: New test script.
 187         * testsuite/ver_test_pr16504_a.c: New source file.
 188         * testsuite/ver_test_pr16504_a.script: New version script.
 189         * testsuite/ver_test_pr16504_b.c: New source file.
 190         * testsuite/ver_test_pr16504_b.script: New version script.
 191
 192 2018-04-19  Cary Coutant  <ccoutant@gmail.com>
 193
 194         PR gold/23046
 195         * gc.h (gc_process_relocs): Pass target to
 196         scan.local_reloc_may_be_function_pointer.
 197
 198 2018-04-18  Nick Clifton  <nickc@redhat.com>
 199
 200         * po/es.po: Updated Spanish translation.
 201
 202 2018-04-14  Cary Coutant  <ccoutant@gmail.com>
 203
 204         PR gold/23046
 205         * gc.h (gc_process_relocs): Pass target to
 206         scan.global_reloc_may_be_function_pointer.
 207
 208 2018-04-09  Alan Modra  <amodra@gmail.com>
 209
 210         * configure: Regenerate.
 211
 212 2018-04-09  Alan Modra  <amodra@gmail.com>
 213
 214         * powerpc.cc (Target_powerpc::Track_tls::maybe_skip_tls_get_addr_call):
 215         Handle inline plt sequence relocs.
 216         (Stub_table::Plt_stub_key::Plt_stub_key): Likewise.
 217         (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Likewise.
 218         (Target_powerpc::Relocate::relocate): Likewise.
 219
 220 2018-04-09  Alan Modra  <amodra@gmail.com>
 221
 222         * powerpc.cc (Target_powerpc::lplt_): New variable.
 223         (Target_powerpc::lplt_section): Associated accessor.
 224         (Target_powerpc::plt_off): Handle local non-ifunc symbols.
 225         (Target_powerpc::make_lplt_section): New function.
 226         (Target_powerpc::make_local_plt_entry): New function.
 227         (Powerpc_relobj::do_relocate_sections): Write out lplt.
 228         (Output_data_plt_powerpc::first_plt_entry_offset): Zero for lplt.
 229         (Output_data_plt_powerpc::add_local_entry): New function.
 230         (Output_data_plt_powerpc::do_write): Ignore lplt.
 231         (Target_powerpc::make_iplt_section): Make lplt first.
 232         (Target_powerpc::make_brlt_section): Make .branch_lt relro.
 233         (Target_powerpc::Scan::local): Handle PLT16 relocs.
 234
 235 2018-04-09  Alan Modra  <amodra@gmail.com>
 236
 237         * powerpc.cc (Target_powerpc::plt_off): New functions.
 238         (is_plt16_reloc): New function.
 239         (Stub_table::plt_off): Use Target_powerpc::plt_off.
 240         (Stub_table::plt_call_size): Use plt_off.
 241         (Stub_table::do_write): Likewise.
 242         (Target_powerpc::Scan::get_reference_flags): Return RELATIVE_REF
 243         for PLT16 relocations.
 244         (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Return true
 245         for PLT16 relocations.
 246         (Target_powerpc::Scan::global): Make a PLT entry for PLT16 relocations.
 247         (Target_powerpc::Relocate::relocate): Support PLT16 relocations.
 248         (Powerpc_scan_relocatable_reloc::global_strategy): Return RELOC_SPECIAL
 249         for ppc32 plt16 relocs.
 250
 251 2018-04-06  Cary Coutant  <ccoutant@gmail.com>
 252
 253         * object.cc (Sized_relobj_file::include_section_group): Store
 254         reference to Kept_section info for discarded comdat sections
 255         regardless of size.  Move size checking to map_to_kept_section.
 256         (Sized_relobj_file::include_linkonce_section): Likewise.
 257         (Sized_relobj_file::map_to_kept_section): Add section name parameter.
 258         Insert size checking logic from above functions.
 259         (Sized_relobj_file::find_kept_section_object): New method.
 260         (Sized_relobj_file::get_symbol_name): New method.
 261         * object.h (Sized_relobj_file::map_to_kept_section): Add section_name
 262         parameter.  Adjust all callers.
 263         (Sized_relobj_file::find_kept_section_object): New method.
 264         (Sized_relobj_file::get_symbol_name): New method.
 265         (Sized_relobj_file::Kept_comdat_section): Replace object and shndx
 266         fields with sh_size, kept_section, symndx, and is_comdat fields.
 267         (Sized_relobj_file::set_kept_comdat_section): Replace kept_object
 268         and kept_shndx parameters with is_comdat, symndx, sh_size, and
 269         kept_section.
 270         (Sized_relobj_file::get_kept_comdat_section): Likewise.
 271         * target-reloc.h (enum Comdat_behavior): Change CB_WARNING to CB_ERROR.
 272         Adjust all references.
 273         (issue_undefined_symbol_error): New function template.
 274         (relocate_section): Pass section name to map_to_kept_section.
 275         Move discarded section code to new function above.
 276         * aarch64.cc (Target_aarch64::scan_reloc_section_for_stubs): Move
 277         declaration for gsym out one level.  Call issue_discarded_error.
 278         * arm.cc (Target_arm::scan_reloc_section_for_stubs): Likewise.
 279         * powerpc.cc (Relocate_comdat_behavior): Change CB_WARNING to CB_ERROR.
 280
 281 2018-04-05  Cary Coutant  <ccoutant@gmail.com>
 282
 283         * target-reloc.h (relocate_section): Add local symbol index or global
 284         symbol name to warning about relocation that refers to discarded
 285         section.
 286
 287 2018-04-05  James Cowgill  <james.cowgill@mips.com>
 288
 289         Revert previous patch and apply revised patch.
 290
 291         PR gold/22770
 292         * mips.cc (Mips_got_info::record_got_page_entry): Don't insert
 293         Got_page_entry for object's GOT.
 294         (Mips_got_info::add_got_page_entries): Add all pages from from's GOT.
 295         Rename to add_got_page_count.
 296         (Got_page_entry): Remove num_pages.
 297
 298 2018-04-05  James Cowgill  <james.cowgill@mips.com>
 299
 300         PR gold/22770
 301         * mips.cc (Mips_got_info::record_got_page_entry): Fetch existing
 302         page entries for the object's GOT.
 303
 304 2018-04-05  Alan Modra  <amodra@gmail.com>
 305
 306         * powerpc.cc (Target_powerpc::make_brlt_section): Make .branch_lt relro.
 307
 308 2018-04-04  Nick Clifton  <nickc@redhat.com>
 309
 310         * po/es.po: Updated Spanish translation.
 311
 312 2018-04-02  Cary Coutant  <ccoutant@gmail.com>
 313
 314         PR gold/23016
 315         * incremental.cc (can_incremental_update): Check for unwind section
 316         type.
 317         * layout.h (Layout::layout): Add sh_type parameter.
 318         * layout.cc (Layout::layout): Likewise.
 319         (Layout::layout_reloc): Create new output reloc section if data
 320         section does not already have one.
 321         (Layout::layout_eh_frame): Check for unwind section type.
 322         (Layout::make_eh_frame_section): Use unwind section type for .eh_frame
 323         and .eh_frame_hdr.
 324         * object.h (Sized_relobj_file::Shdr_write): New typedef.
 325         (Sized_relobj_file::layout_section): Add sh_type parameter.
 326         (Sized_relobj_file::Deferred_layout::Deferred_layout): Add sh_type
 327         parameter.
 328         * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
 329         unwind section type.
 330         (Sized_relobj_file::layout_section): Add sh_type parameter; pass it
 331         to Layout::layout.
 332         (Sized_relobj_file::do_layout): Make local copy of sh_type.
 333         Force .eh_frame sections to unwind section type.
 334         Pass sh_type to layout_section.
 335         (Sized_relobj_file<size, big_endian>::do_layout_deferred_sections):
 336         Pass sh_type to layout_section.
 337         * output.cc (Output_section::Output_section): Initialize reloc_section_.
 338         * output.h (Output_section::reloc_section): New method.
 339         (Output_section::set_reloc_section): New method.
 340         (Output_section::reloc_section_): New data member.
 341         * target.h (Target::unwind_section_type): New method.
 342         (Target::Target_info::unwind_section_type): New data member.
 343
 344         * aarch64.cc (aarch64_info): Add unwind_section_type.
 345         * arm.cc (arm_info, arm_nacl_info): Likewise.
 346         * i386.cc (i386_info, i386_nacl_info, iamcu_info): Likewise.
 347         * mips.cc (mips_info, mips_nacl_info): Likewise.
 348         * powerpc.cc (powerpc_info): Likewise.
 349         * s390.cc (s390_info): Likewise.
 350         * sparc.cc (sparc_info): Likewise.
 351         * tilegx.cc (tilegx_info): Likewise.
 352         * x86_64.cc (x86_64_info, x86_64_nacl_info): Likewise.
 353
 354         * testsuite/Makefile.am (pr23016_1, pr23016_2): New test cases.
 355         * testsuite/Makefile.in: Regenerate.
 356         * testsuite/testfile.cc: Add unwind_section_type.
 357         * testsuite/pr23016_1.sh: New test script.
 358         * testsuite/pr23016_1a.s: New source file.
 359         * testsuite/pr23016_1b.s: New source file.
 360         * testsuite/pr23016_2.sh: New test script.
 361         * testsuite/pr23016_2a.s: New source file.
 362         * testsuite/pr23016_2b.s: New source file.
 363
 364 2018-03-28  Cary Coutant  <ccoutant@gmail.com>
 365
 366         PR gold/21423
 367         PR gold/22500
 368         * configure.ac: Call AC_USE_SYSTEM_EXTENSIONS.
 369         Replace check for --enable-plugins with AC_PLUGINS.
 370         * options.cc (parse_plugin, parse_plugin_opt): Remove #ifdef.
 371         (General_options::finalize): Check if plugins enabled.
 372         * options.h (--plugin, --plugin-opt): Define even if plugins not
 373         enabled.
 374         * Makefile.in: Regenerate.
 375         * aclocal.m4: Regenerate.
 376         * configure: Regenerate.
 377         * testsuite/Makefile.in: Regenerate.
 378
 379 2018-03-28  Cary Coutant  <ccoutant@gmail.com>
 380
 381         PR gold/22969
 382         * aarch64-reloc.def: Add TLSLE_LDST* relocations.
 383         * aarch64.cc (Target_aarch64::optimize_tls_reloc): Likewise.
 384         (Target_aarch64::Scan::local): Likewise.
 385         (Target_aarch64::Scan::global): Likewise.
 386         (Target_aarch64::Relocate::relocate): Likewise.
 387         (Target_aarch64::Relocate::relocate_tls): Likewise.
 388
 389 2018-03-27  Roland McGrath  <mcgrathr@google.com>
 390
 391         * testsuite/split_x86_64.sh: Fix bad regexp.
 392
 393 2018-03-26  Cary Coutant  <ccoutant@gmail.com>
 394
 395         PR gold/22868
 396         * plugin.cc (Sized_pluginobj::do_add_symbols): Use a real section
 397         index instead of SHN_ABS for defined symbols.
 398         * testsuite/Makefile.am (plugin_pr22868): New test case.
 399         * testsuite/Makefile.in: Regenerate
 400         * testsuite/plugin_pr22868.sh: New test script.
 401         * testsuite/plugin_pr22868_a.c: New source file.
 402         * testsuite/plugin_pr22868_b.c: New source file.
 403
 404 2018-03-23  Cary Coutant  <ccoutant@gmail.com>
 405
 406         * plugin.cc (link_or_copy_file): Remove newlines from warning messages.
 407         Add pedantic check for return value from ::write.
 408
 409 2018-03-23  Cary Coutant  <ccoutant@gmail.com>
 410
 411         * debug.h (DEBUG_PLUGIN): New constant.
 412         (DEBUG_ALL): Add DEBUG_PLUGIN.
 413         (debug_string_to_enum): Likewise.
 414         * plugin.cc (make_sized_plugin_object): Add filename parameter.
 415         (Plugin_recorder): New class.
 416         (Plugin_manager::~Plugin_manager): Delete recorder_.
 417         (Plugin_manager::load_plugins): Create and initialize recorder_.
 418         (Plugin_manager::claim_file): Record claimed and unclaimed files.
 419         (Plugin_manager::make_plugin_object): Use object name as name for
 420         plugin object, if available.
 421         (Plugin_manager::add_input_file): Record replacement files.
 422         (Sized_pluginobj::do_add_symbols): Record plugin symbols.
 423         (Plugin_finish::run): Call Plugin_recorder::finish().
 424         (make_sized_plugin_object): Add filename parameter and pass to
 425         Sized_pluginobj constructor.
 426         * plugin.h (Plugin::filename): New method.
 427         (Plugin::recorder): New method.
 428         (Plugin::recorder_): New data member.
 429
 430 2018-03-07  Sriraman Tallam  <tmsriram@google.com>
 431
 432         * layout.cc (Layout::default_section_order): Check for text section
 433         prefixes.
 434         (Layout::text_section_name_mapping): New static member.
 435         (Layout::text_section_name_mapping_count): New static member.
 436         (Layout::match_section_name): New static function.
 437         (Layout::output_section_name): Check for text section prefixes.
 438         * layout.h (Output_section_order::ORDER_TEXT_HOT): New enum value.
 439         (Output_section_order::ORDER_TEXT_STARTUP): New enum value.
 440         (Output_section_order::ORDER_TEXT_EXIT): New enum value.
 441         (Output_section_order::ORDER_TEXT_UNLIKELY): New enum value.
 442         (Layout::text_section_name_mapping): New static member.
 443         (Layout::text_section_name_mapping_count): New static member.
 444         (Layout::match_section_name): New static function.
 445         * options.h (keep_text_section_prefix): New -z option.
 446         * testsuite/Makefile.am (keep_text_section_prefix): New test.
 447         * testsuite/Makefile.in: Regenerate.
 448         * testsuite/keep_text_section_prefix.cc: New test source.
 449         * testsuite/keep_text_section_prefix.sh: New test script.
 450
 451 2018-02-22  Sriraman Tallam  <tmsriram@google.com>
 452
 453         * plugin.cc (get_wrap_symbols): New plugin interface.
 454         (load): Add get_wrap_symbols to transfer vector.
 455         * plugin-api.h (ld_plugin_get_wrap_symbols): New plugin interface.
 456         * testsuite/plugin_test.c (onload): Call and check get_wrap_symbols
 457         interface.
 458         * testsuite/plugin_test_wrap_symbols.sh: New test script.
 459         * testsuite/plugin_test_wrap_symbols_1.cc: New file.
 460         * testsuite/plugin_test_wrap_symbols_2.cc: New file.
 461         * testsuite/Makefile.am (plugin_test_wrap_symbols): New test.
 462         * testsuite/Makefile.in: Regenerate.
 463
 464 2018-02-07  Sriraman Tallam  <tmsriram@google.com>
 465
 466         * expression.cc (Symbol_expression::set_expr_sym_in_real_elf):
 467         New method.
 468         (Unary_expression::set_expr_sym_in_real_elf): New method.
 469         (Binary_expression::set_expr_sym_in_real_elf): New method.
 470         (Trinary_expression::set_expr_sym_in_real_elf): New method.
 471         * plugin.cc (get_symbol_resolution_info): Fix symbol resolution if
 472         defined or used in defsyms.
 473         * plugin.h (Plugin_manager::is_defsym_def): New method.
 474         (Plugin_manager::Plugin_manager): Initialize defsym_defines_set_.
 475         (Plugin_manager::defsym_defines_set_): New member.
 476         (Plugin_manager::Defsym_defines_set): New typedef.
 477         * script.cc (Script_options::set_defsym_uses_in_real_elf): New method.
 478         (Script_options::find_defsym_defs): New method.
 479         * script.h (Expression::set_expr_sym_in_real_elf): New method.
 480         (Symbol_assignment::is_defsym): New method.
 481         (Symbol_assignment::value): New method.
 482         (Script_options::find_defsym_defs): New method.
 483         (Script_options::set_defsym_uses_in_real_elf): New method.
 484         * testsuite/Makefile.am (plugin_test_defsym): New test.
 485         * testsuite/Makefile.in: Regenerate.
 486         * testsuite/plugin_test.c: Check for new symbol resolution.
 487         * testsuite/plugin_test_defsym.sh: New script.
 488         * testsuite/plugin_test_defsym.c: New test source.
 489
 490 2018-02-07  Alan Modra  <amodra@gmail.com>
 491
 492         Revert 2018-01-17  Alan Modra  <amodra@gmail.com>
 493         * options.h: Remove --speculate-indirect-jumps support.
 494         * powerpc.cc: Likewise.
 495
 496 2018-02-02  Cary Coutant  <ccoutant@gmail.com>
 497
 498         * PR gold/22776
 499         * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog): Add
 500         support for DWARF-4 line number tables.
 501         * dwarf_reader.h (Sized_dwarf_line_info::max_ops_per_insn): New field.
 502
 503 2018-01-18  Alan Modra  <amodra@gmail.com>
 504
 505         * powerpc.cc (param_plt_align): New function supplying default
 506         --plt-align values.  Use it..
 507         (Stub_table::plt_call_align): ..here, and..
 508         (Output_data_glink::global_entry_align): ..here.
 509         (Stub_table::stub_align): Correct 32-bit minimum alignment.
 510
 511 2018-01-17  Alan Modra  <amodra@gmail.com>
 512
 513         * options.h (speculate_indirect_jumps): New option.
 514         * powerpc.cc (beqctrm, beqctrlm, crseteq): New insn constants.
 515         (output_bctr): New function.
 516         (Stub_table::plt_call_size): Add space for speculation barrier.
 517         (Stub_table::branch_stub_size): Likewise.
 518         (Output_data_glink::pltresolve_size): Likewise.
 519         (Stub_table::do_write): Output speculation barriers.
 520
 521 2018-01-17  Alan Modra  <amodra@gmail.com>
 522
 523         * options.h (plt_align): Support for PowerPC32 too.
 524         * powerpc.cc (Stub_table::stub_align): Heed --plt-align for 32-bit.
 525         (Stub_table::plt_call_size, branch_stub_size): Tidy.
 526         (Stub_table::plt_call_align): Implement using stub_align.
 527         (Output_data_glink::global_entry_align): New function.
 528         (Output_data_glink::global_entry_off): New function.
 529         (Output_data_glink::global_entry_address): Use global_entry_off.
 530         (Output_data_glink::pltresolve_size): New function, replacing
 531         pltresolve_size_ constant.  Update all uses.
 532         (Output_data_glink::add_global_entry): Align offset.
 533         (Output_data_glink::set_final_data_size): Use global_entry_align.
 534         (Stub_table::do_write): Don't pad __glink_PLTrelsolve with nops.
 535         Tidy stub output.  Use global_entry_off.
 536
 537 2018-01-15  Cary Coutant  <ccoutant@gmail.com>
 538
 539         PR gold/22694
 540         * options.h (-fuse-ld): Add correct helparg.
 541
 542 2018-01-15  Nick Clifton  <nickc@redhat.com>
 543
 544         * po/uk.po: Updated Ukranian translation.
 545
 546 2018-01-13  Nick Clifton  <nickc@redhat.com>
 547
 548         * po/gold.pot: Regenerated.
 549
 550 2018-01-13  Nick Clifton  <nickc@redhat.com>
 551
 552         2.30 branch created.
 553
 554 2018-01-12  Cary Coutant  <ccoutant@gmail.com>
 555
 556         * NEWS: Add new features in 1.15.
 557         * version.cc (version_string): Bump to 1.15.
 558
 559 2018-01-12  Sterling Augustine  <saugustine@google.com>
 560
 561         * cref.cc (Cref_inputs::Cref_table_compare::operator): Add
 562         conditionals and calls to is_forwarder.
 563
 564 2018-01-03  Alan Modra  <amodra@gmail.com>
 565
 566         Update year range in copyright notice of all files.
 567
 568 For older changes see ChangeLog-2017
 569 \f
 570 Copyright (C) 2018 Free Software Foundation, Inc.
 571
 572 Copying and distribution of this file, with or without modification,
 573 are permitted in any medium without royalty provided the copyright
 574 notice and this notice are preserved.
 575
 576 Local Variables:
 577 mode: change-log
 578 left-margin: 8
 579 fill-column: 74
 580 version-control: never
 581 End: