gold/ChangeLog

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