gold/ChangeLog

   1 2018-06-24  Nick Clifton  <nickc@redhat.com>
   2
   3         2.31 branch created.
   4
   5 2018-06-23  Cary Coutant  <ccoutant@gmail.com>
   6
   7         * version.cc (version_string): Bump to 1.16.
   8         * NEWS: Add new features in 1.16.
   9
  10 2018-06-23  Cary Coutant  <ccoutant@gmail.com>
  11
  12         PR gold/22914
  13         * x86_64.cc (Target_x86_64::record_gnu_property): Initialize val.
  14
  15 2018-06-23  Cary Coutant  <ccoutant@gmail.com>
  16
  17         PR gold/22915
  18         * x86_64.cc (Output_data_plt_x86_64_ibt): New class.
  19         (Target_x86_64::do_make_data_plt): (All instantiations) Check for
  20         IBT feature bit and create IBT PLTs.
  21
  22 2018-06-22  Cary Coutant  <ccoutant@gmail.com>
  23
  24         PR gold/22914
  25         * layout.cc (read_sized_value): Fix spelling of section name.
  26         (Layout::layout_gnu_property): Call Sized_target::record_gnu_property
  27         for target-specific properties;
  28         don't store them with target-independent properties yet.
  29         (Layout::merge_gnu_properties): New method.
  30         (Layout::add_gnu_property): New method.
  31         (Layout::create_gnu_properties_note): Call target to finalize
  32         target-specific properties. Fix spelling of output section name.
  33         * layout.h (Layout::merge_gnu_properties): New method.
  34         (Layout::add_gnu_property): New method.
  35         * object.cc (Sized_relobj_file::do_layout): Call
  36         Layout::merge_gnu_properties.
  37         * target.h (Target::merge_gnu_property): Remove.
  38         (Target::finalize_gnu_properties): New method.
  39         (Target::do_merge_gnu_property): Move to Sized_target and rename.
  40         (Target::do_finalize_gnu_properties): New virtual method.
  41         (Sized_target::record_gnu_property): Moved and renamed from
  42         Target::do_merge_gnu_property.
  43         (Sized_target::merge_gnu_properties): New virtual method.
  44         * x86_64.cc (Target_x86_64::isa_1_used_, isa_1_needed_)
  45         (feature_1_, object_feature_1_, seen_first_object_): New data members.
  46         (Target_x86_64::do_merge_gnu_property): Rename to ...
  47         (Target_x86_64::record_gnu_property): ... this.  Save target-specific
  48         properties in Target class object.
  49         (Target_x86_64::merge_gnu_properties): New method.
  50         (add_property): New static inline function.
  51         (Target_x86_64::do_finalize_gnu_properties): New method.
  52         * testsuite/Makefile.am (gnu_property_test): Remove C source file;
  53         link directly without compiler driver.
  54         * testsuite/Makefile.in: Regenerate.
  55         * testsuite/gnu_property_a.S: Add _start.
  56
  57 2018-06-22  Cary Coutant  <ccoutant@gmail.com>
  58
  59         * incremental.cc (Sized_incremental_binary::setup_readers): Use
  60         emplace_back for GCC 5 and later.
  61         * incremental.h (Incremental_binary::Input_reader): Provide copy
  62         constructor.
  63         (Sized_incremental_binary::Sized_input_reader): Likewise.
  64
  65 2018-06-22  Cary Coutant  <ccoutant@gmail.com>
  66
  67         PR gold/22914
  68         * layout.cc (Layout::Layout): Initialize gnu_properties_.
  69         (read_sized_value, write_sized_value): New functions.
  70         (Layout::layout_gnu_property): New method.
  71         (Layout::create_notes): Call create_gnu_properties_note.
  72         (Layout::create_gnu_properties_note): New method.
  73         * layout.h (Layout::layout_gnu_property): New method.
  74         (Layout::create_gnu_properties_note): New method.
  75         (Layout::Gnu_property, Layout::Gnu_properties): New types.
  76         (Layout::gnu_properties_): New data member.
  77         * object.cc (Sized_relobj_file::layout_gnu_property_section): New
  78         method.
  79         (Sized_relobj_file::do_layout): Handle .note.gnu.property sections.
  80         * object.h (Sized_relobj_file::layout_gnu_property_section): New
  81         method.
  82         * target.h (Target::merge_gnu_property): New method.
  83         (Target::do_merge_gnu_property): New virtual method.
  84         * x86_64.cc (Target_x86_64::do_merge_gnu_property): New method.
  85         * testsuite/Makefile.am (gnu_property_test): New test case.
  86         * testsuite/Makefile.in: Regenerate.
  87         * testsuite/gnu_property_a.S: New source file.
  88         * testsuite/gnu_property_b.S: New source file.
  89         * testsuite/gnu_property_c.S: New source file.
  90         * testsuite/gnu_property_main.c: New source file.
  91         * testsuite/gnu_property_test.sh: New test script.
  92
  93 2018-06-21  Cary Coutant  <ccoutant@gmail.com>
  94
  95         * resolve.cc (Symbol_table::resolve): Rename tobinding to
  96         orig_tobinding.  Call set_is_needed() for objects that resolve
  97         non-weak references.
  98         (Symbol_table::should_override): Allow a dynamic definition to
  99         override an earlier one in a not-needed library.
 100         * symtab.cc (Symbol_table::set_dynsym_indexes): Remove separate
 101         processing for as-needed symbols.  Add warning when discarding
 102         version informatin.
 103         * testsuite/Makefile.am (weak_as_needed): New test case.
 104         * testsuite/Makefile.in: Regenerate.
 105         * testsuite/weak_as_needed.sh: New test script.
 106         * testsuite/weak_as_needed_a.c: New source file.
 107         * testsuite/weak_as_needed_b.c: New source file.
 108         * testsuite/weak_as_needed_b.script: New version script.
 109         * testsuite/weak_as_needed_c.c: New source file.
 110         * testsuite/weak_as_needed_c.script: New version script.
 111
 112 2018-06-20  Cary Coutant  <ccoutant@gmail.com>
 113
 114         PR gold/23268
 115         * dynobj.cc (Versions::Versions): Change init for needs_base_version_.
 116         (Versions::record_version): Add verdefs for both shared objects and
 117         executables.
 118         (Versions::add_def): Likewise for base version.
 119         (Versions::add_need): Don't add base version for executables.
 120         (Versions::version_index): Look up version for both shared objects and
 121         executables.
 122         * testsuite/Makefile.am (ver_test_14): New test case.
 123         * testsuite/Makefile.in: Regenerate.
 124         * testsuite/ver_test_14.script: New version script.
 125         * testsuite/ver_test_14.sh: New test script.
 126
 127 2018-06-19  Joshua Watt  <jpewhacker@gmail.com>
 128             Cary Coutant  <ccoutant@gmail.com>
 129
 130         * configure.ac: Replace manual thread configuration with AX_PTHREAD.
 131         Add --enable-threads=auto.
 132         * Makefile.am (THREADFLAGS, THREADLIBS): New defines.
 133         (AM_CFLAGS, AM_CXXFLAGS): Add $(THREADFLAGS).
 134         (THREADSLIB): Remove; change all references to THREADLIBS.
 135         * Makefile.in: Regenerate.
 136         * aclocal.m4: Regenerate.
 137         * config.in: Regenerate.
 138         * configure: Regenerate.
 139         * testsuite/Makefile.am (THREADSLIB): Replace with...
 140         (THREADFLAGS, THREADLIBS): ... these.
 141         (LDADD): Remove; add as individual defines for...
 142         (object_unittest, binary_unittest, leb128_unittest)
 143         (overflow_unittest): ... these tests.
 144         (tls_test, tls_pic_test, tls_pie_test, tls_pie_pic_test)
 145         (tls_shared_test, tls_shared_ie_test, tls_shared_gd_to_ie_test)
 146         (tls_shared_gnu2_gd_to_ie_test, tls_shared_gnu2_test_LDFLAGS)
 147         (tls_shared_nonpic_test_LDFLAGS): Add $(THREADFLAGS) and ($THREADLIBS).
 148         * testsuite/Makefile.in: Regenerate.
 149
 150 2018-06-19  Cary Coutant  <ccoutant@gmail.com>
 151
 152         * testsuite/Makefile.am (MOSTLYCLEANFILES): Add *.stderr.
 153         * testsuite/Makefile.in: Regenerate.
 154
 155 2018-06-19  Simon Marchi  <simon.marchi@ericsson.com>
 156
 157         * configure.ac: Remove AC_PREREQ, add missing quoting and usage
 158         of AC_LANG_SOURCE.
 159         * Makefile.in: Re-generate.
 160         * aclocal.m4: Re-generate.
 161         * configure: Re-generate.
 162         * testsuite/Makefile.in: Re-generate.
 163
 164 2018-05-10  Stephen Crane  <sjc@immunant.com>
 165
 166         * aarch64.cc (Target_aarch64::do_finalize_sections): Use size of
 167         .got section for the _GLOBAL_OFFSET_TABLE_ symbol computation.
 168
 169 2018-04-24  Cary Coutant  <ccoutant@gmail.com>
 170
 171         PR gold/20642
 172         PR gold/22820
 173         * gc.h (gc_process_relocs): Flag STT_SECTION symbols in symvec.
 174         * icf.cc (get_section_contents): For merge sections, ignore the
 175         addend for relocations against non-section symbols.
 176
 177 2018-04-24  Cary Coutant  <ccoutant@gmail.com>
 178
 179         PR gold/16504
 180         * dynobj.cc (Versions::symbol_section_contents): Don't set
 181         VERSYM_HIDDEN flag for undefined symbols.
 182         * symtab.cc (Symbol_table::add_from_object): Don't override default
 183         version definition with a different default version.
 184         * symtab.h (Symbol::from_dyn): New method.
 185         * testsuite/plugin_test.c (struct sym_info): Add ver field.
 186         (claim_file_hook): Pass symbol version to plugin API.
 187         (parse_readelf_line): Parse symbol version.
 188         * testsuite/Makefile.am (ver_test_pr16504): New test case.
 189         * testsuite/Makefile.in: Regenerate.
 190         * testsuite/ver_test_pr16504.sh: New test script.
 191         * testsuite/ver_test_pr16504_a.c: New source file.
 192         * testsuite/ver_test_pr16504_a.script: New version script.
 193         * testsuite/ver_test_pr16504_b.c: New source file.
 194         * testsuite/ver_test_pr16504_b.script: New version script.
 195
 196 2018-04-19  Cary Coutant  <ccoutant@gmail.com>
 197
 198         PR gold/23046
 199         * gc.h (gc_process_relocs): Pass target to
 200         scan.local_reloc_may_be_function_pointer.
 201
 202 2018-04-18  Nick Clifton  <nickc@redhat.com>
 203
 204         * po/es.po: Updated Spanish translation.
 205
 206 2018-04-14  Cary Coutant  <ccoutant@gmail.com>
 207
 208         PR gold/23046
 209         * gc.h (gc_process_relocs): Pass target to
 210         scan.global_reloc_may_be_function_pointer.
 211
 212 2018-04-09  Alan Modra  <amodra@gmail.com>
 213
 214         * configure: Regenerate.
 215
 216 2018-04-09  Alan Modra  <amodra@gmail.com>
 217
 218         * powerpc.cc (Target_powerpc::Track_tls::maybe_skip_tls_get_addr_call):
 219         Handle inline plt sequence relocs.
 220         (Stub_table::Plt_stub_key::Plt_stub_key): Likewise.
 221         (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Likewise.
 222         (Target_powerpc::Relocate::relocate): Likewise.
 223
 224 2018-04-09  Alan Modra  <amodra@gmail.com>
 225
 226         * powerpc.cc (Target_powerpc::lplt_): New variable.
 227         (Target_powerpc::lplt_section): Associated accessor.
 228         (Target_powerpc::plt_off): Handle local non-ifunc symbols.
 229         (Target_powerpc::make_lplt_section): New function.
 230         (Target_powerpc::make_local_plt_entry): New function.
 231         (Powerpc_relobj::do_relocate_sections): Write out lplt.
 232         (Output_data_plt_powerpc::first_plt_entry_offset): Zero for lplt.
 233         (Output_data_plt_powerpc::add_local_entry): New function.
 234         (Output_data_plt_powerpc::do_write): Ignore lplt.
 235         (Target_powerpc::make_iplt_section): Make lplt first.
 236         (Target_powerpc::make_brlt_section): Make .branch_lt relro.
 237         (Target_powerpc::Scan::local): Handle PLT16 relocs.
 238
 239 2018-04-09  Alan Modra  <amodra@gmail.com>
 240
 241         * powerpc.cc (Target_powerpc::plt_off): New functions.
 242         (is_plt16_reloc): New function.
 243         (Stub_table::plt_off): Use Target_powerpc::plt_off.
 244         (Stub_table::plt_call_size): Use plt_off.
 245         (Stub_table::do_write): Likewise.
 246         (Target_powerpc::Scan::get_reference_flags): Return RELATIVE_REF
 247         for PLT16 relocations.
 248         (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Return true
 249         for PLT16 relocations.
 250         (Target_powerpc::Scan::global): Make a PLT entry for PLT16 relocations.
 251         (Target_powerpc::Relocate::relocate): Support PLT16 relocations.
 252         (Powerpc_scan_relocatable_reloc::global_strategy): Return RELOC_SPECIAL
 253         for ppc32 plt16 relocs.
 254
 255 2018-04-06  Cary Coutant  <ccoutant@gmail.com>
 256
 257         * object.cc (Sized_relobj_file::include_section_group): Store
 258         reference to Kept_section info for discarded comdat sections
 259         regardless of size.  Move size checking to map_to_kept_section.
 260         (Sized_relobj_file::include_linkonce_section): Likewise.
 261         (Sized_relobj_file::map_to_kept_section): Add section name parameter.
 262         Insert size checking logic from above functions.
 263         (Sized_relobj_file::find_kept_section_object): New method.
 264         (Sized_relobj_file::get_symbol_name): New method.
 265         * object.h (Sized_relobj_file::map_to_kept_section): Add section_name
 266         parameter.  Adjust all callers.
 267         (Sized_relobj_file::find_kept_section_object): New method.
 268         (Sized_relobj_file::get_symbol_name): New method.
 269         (Sized_relobj_file::Kept_comdat_section): Replace object and shndx
 270         fields with sh_size, kept_section, symndx, and is_comdat fields.
 271         (Sized_relobj_file::set_kept_comdat_section): Replace kept_object
 272         and kept_shndx parameters with is_comdat, symndx, sh_size, and
 273         kept_section.
 274         (Sized_relobj_file::get_kept_comdat_section): Likewise.
 275         * target-reloc.h (enum Comdat_behavior): Change CB_WARNING to CB_ERROR.
 276         Adjust all references.
 277         (issue_undefined_symbol_error): New function template.
 278         (relocate_section): Pass section name to map_to_kept_section.
 279         Move discarded section code to new function above.
 280         * aarch64.cc (Target_aarch64::scan_reloc_section_for_stubs): Move
 281         declaration for gsym out one level.  Call issue_discarded_error.
 282         * arm.cc (Target_arm::scan_reloc_section_for_stubs): Likewise.
 283         * powerpc.cc (Relocate_comdat_behavior): Change CB_WARNING to CB_ERROR.
 284
 285 2018-04-05  Cary Coutant  <ccoutant@gmail.com>
 286
 287         * target-reloc.h (relocate_section): Add local symbol index or global
 288         symbol name to warning about relocation that refers to discarded
 289         section.
 290
 291 2018-04-05  James Cowgill  <james.cowgill@mips.com>
 292
 293         Revert previous patch and apply revised patch.
 294
 295         PR gold/22770
 296         * mips.cc (Mips_got_info::record_got_page_entry): Don't insert
 297         Got_page_entry for object's GOT.
 298         (Mips_got_info::add_got_page_entries): Add all pages from from's GOT.
 299         Rename to add_got_page_count.
 300         (Got_page_entry): Remove num_pages.
 301
 302 2018-04-05  James Cowgill  <james.cowgill@mips.com>
 303
 304         PR gold/22770
 305         * mips.cc (Mips_got_info::record_got_page_entry): Fetch existing
 306         page entries for the object's GOT.
 307
 308 2018-04-05  Alan Modra  <amodra@gmail.com>
 309
 310         * powerpc.cc (Target_powerpc::make_brlt_section): Make .branch_lt relro.
 311
 312 2018-04-04  Nick Clifton  <nickc@redhat.com>
 313
 314         * po/es.po: Updated Spanish translation.
 315
 316 2018-04-02  Cary Coutant  <ccoutant@gmail.com>
 317
 318         PR gold/23016
 319         * incremental.cc (can_incremental_update): Check for unwind section
 320         type.
 321         * layout.h (Layout::layout): Add sh_type parameter.
 322         * layout.cc (Layout::layout): Likewise.
 323         (Layout::layout_reloc): Create new output reloc section if data
 324         section does not already have one.
 325         (Layout::layout_eh_frame): Check for unwind section type.
 326         (Layout::make_eh_frame_section): Use unwind section type for .eh_frame
 327         and .eh_frame_hdr.
 328         * object.h (Sized_relobj_file::Shdr_write): New typedef.
 329         (Sized_relobj_file::layout_section): Add sh_type parameter.
 330         (Sized_relobj_file::Deferred_layout::Deferred_layout): Add sh_type
 331         parameter.
 332         * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
 333         unwind section type.
 334         (Sized_relobj_file::layout_section): Add sh_type parameter; pass it
 335         to Layout::layout.
 336         (Sized_relobj_file::do_layout): Make local copy of sh_type.
 337         Force .eh_frame sections to unwind section type.
 338         Pass sh_type to layout_section.
 339         (Sized_relobj_file<size, big_endian>::do_layout_deferred_sections):
 340         Pass sh_type to layout_section.
 341         * output.cc (Output_section::Output_section): Initialize reloc_section_.
 342         * output.h (Output_section::reloc_section): New method.
 343         (Output_section::set_reloc_section): New method.
 344         (Output_section::reloc_section_): New data member.
 345         * target.h (Target::unwind_section_type): New method.
 346         (Target::Target_info::unwind_section_type): New data member.
 347
 348         * aarch64.cc (aarch64_info): Add unwind_section_type.
 349         * arm.cc (arm_info, arm_nacl_info): Likewise.
 350         * i386.cc (i386_info, i386_nacl_info, iamcu_info): Likewise.
 351         * mips.cc (mips_info, mips_nacl_info): Likewise.
 352         * powerpc.cc (powerpc_info): Likewise.
 353         * s390.cc (s390_info): Likewise.
 354         * sparc.cc (sparc_info): Likewise.
 355         * tilegx.cc (tilegx_info): Likewise.
 356         * x86_64.cc (x86_64_info, x86_64_nacl_info): Likewise.
 357
 358         * testsuite/Makefile.am (pr23016_1, pr23016_2): New test cases.
 359         * testsuite/Makefile.in: Regenerate.
 360         * testsuite/testfile.cc: Add unwind_section_type.
 361         * testsuite/pr23016_1.sh: New test script.
 362         * testsuite/pr23016_1a.s: New source file.
 363         * testsuite/pr23016_1b.s: New source file.
 364         * testsuite/pr23016_2.sh: New test script.
 365         * testsuite/pr23016_2a.s: New source file.
 366         * testsuite/pr23016_2b.s: New source file.
 367
 368 2018-03-28  Cary Coutant  <ccoutant@gmail.com>
 369
 370         PR gold/21423
 371         PR gold/22500
 372         * configure.ac: Call AC_USE_SYSTEM_EXTENSIONS.
 373         Replace check for --enable-plugins with AC_PLUGINS.
 374         * options.cc (parse_plugin, parse_plugin_opt): Remove #ifdef.
 375         (General_options::finalize): Check if plugins enabled.
 376         * options.h (--plugin, --plugin-opt): Define even if plugins not
 377         enabled.
 378         * Makefile.in: Regenerate.
 379         * aclocal.m4: Regenerate.
 380         * configure: Regenerate.
 381         * testsuite/Makefile.in: Regenerate.
 382
 383 2018-03-28  Cary Coutant  <ccoutant@gmail.com>
 384
 385         PR gold/22969
 386         * aarch64-reloc.def: Add TLSLE_LDST* relocations.
 387         * aarch64.cc (Target_aarch64::optimize_tls_reloc): Likewise.
 388         (Target_aarch64::Scan::local): Likewise.
 389         (Target_aarch64::Scan::global): Likewise.
 390         (Target_aarch64::Relocate::relocate): Likewise.
 391         (Target_aarch64::Relocate::relocate_tls): Likewise.
 392
 393 2018-03-27  Roland McGrath  <mcgrathr@google.com>
 394
 395         * testsuite/split_x86_64.sh: Fix bad regexp.
 396
 397 2018-03-26  Cary Coutant  <ccoutant@gmail.com>
 398
 399         PR gold/22868
 400         * plugin.cc (Sized_pluginobj::do_add_symbols): Use a real section
 401         index instead of SHN_ABS for defined symbols.
 402         * testsuite/Makefile.am (plugin_pr22868): New test case.
 403         * testsuite/Makefile.in: Regenerate
 404         * testsuite/plugin_pr22868.sh: New test script.
 405         * testsuite/plugin_pr22868_a.c: New source file.
 406         * testsuite/plugin_pr22868_b.c: New source file.
 407
 408 2018-03-23  Cary Coutant  <ccoutant@gmail.com>
 409
 410         * plugin.cc (link_or_copy_file): Remove newlines from warning messages.
 411         Add pedantic check for return value from ::write.
 412
 413 2018-03-23  Cary Coutant  <ccoutant@gmail.com>
 414
 415         * debug.h (DEBUG_PLUGIN): New constant.
 416         (DEBUG_ALL): Add DEBUG_PLUGIN.
 417         (debug_string_to_enum): Likewise.
 418         * plugin.cc (make_sized_plugin_object): Add filename parameter.
 419         (Plugin_recorder): New class.
 420         (Plugin_manager::~Plugin_manager): Delete recorder_.
 421         (Plugin_manager::load_plugins): Create and initialize recorder_.
 422         (Plugin_manager::claim_file): Record claimed and unclaimed files.
 423         (Plugin_manager::make_plugin_object): Use object name as name for
 424         plugin object, if available.
 425         (Plugin_manager::add_input_file): Record replacement files.
 426         (Sized_pluginobj::do_add_symbols): Record plugin symbols.
 427         (Plugin_finish::run): Call Plugin_recorder::finish().
 428         (make_sized_plugin_object): Add filename parameter and pass to
 429         Sized_pluginobj constructor.
 430         * plugin.h (Plugin::filename): New method.
 431         (Plugin::recorder): New method.
 432         (Plugin::recorder_): New data member.
 433
 434 2018-03-07  Sriraman Tallam  <tmsriram@google.com>
 435
 436         * layout.cc (Layout::default_section_order): Check for text section
 437         prefixes.
 438         (Layout::text_section_name_mapping): New static member.
 439         (Layout::text_section_name_mapping_count): New static member.
 440         (Layout::match_section_name): New static function.
 441         (Layout::output_section_name): Check for text section prefixes.
 442         * layout.h (Output_section_order::ORDER_TEXT_HOT): New enum value.
 443         (Output_section_order::ORDER_TEXT_STARTUP): New enum value.
 444         (Output_section_order::ORDER_TEXT_EXIT): New enum value.
 445         (Output_section_order::ORDER_TEXT_UNLIKELY): New enum value.
 446         (Layout::text_section_name_mapping): New static member.
 447         (Layout::text_section_name_mapping_count): New static member.
 448         (Layout::match_section_name): New static function.
 449         * options.h (keep_text_section_prefix): New -z option.
 450         * testsuite/Makefile.am (keep_text_section_prefix): New test.
 451         * testsuite/Makefile.in: Regenerate.
 452         * testsuite/keep_text_section_prefix.cc: New test source.
 453         * testsuite/keep_text_section_prefix.sh: New test script.
 454
 455 2018-02-22  Sriraman Tallam  <tmsriram@google.com>
 456
 457         * plugin.cc (get_wrap_symbols): New plugin interface.
 458         (load): Add get_wrap_symbols to transfer vector.
 459         * plugin-api.h (ld_plugin_get_wrap_symbols): New plugin interface.
 460         * testsuite/plugin_test.c (onload): Call and check get_wrap_symbols
 461         interface.
 462         * testsuite/plugin_test_wrap_symbols.sh: New test script.
 463         * testsuite/plugin_test_wrap_symbols_1.cc: New file.
 464         * testsuite/plugin_test_wrap_symbols_2.cc: New file.
 465         * testsuite/Makefile.am (plugin_test_wrap_symbols): New test.
 466         * testsuite/Makefile.in: Regenerate.
 467
 468 2018-02-07  Sriraman Tallam  <tmsriram@google.com>
 469
 470         * expression.cc (Symbol_expression::set_expr_sym_in_real_elf):
 471         New method.
 472         (Unary_expression::set_expr_sym_in_real_elf): New method.
 473         (Binary_expression::set_expr_sym_in_real_elf): New method.
 474         (Trinary_expression::set_expr_sym_in_real_elf): New method.
 475         * plugin.cc (get_symbol_resolution_info): Fix symbol resolution if
 476         defined or used in defsyms.
 477         * plugin.h (Plugin_manager::is_defsym_def): New method.
 478         (Plugin_manager::Plugin_manager): Initialize defsym_defines_set_.
 479         (Plugin_manager::defsym_defines_set_): New member.
 480         (Plugin_manager::Defsym_defines_set): New typedef.
 481         * script.cc (Script_options::set_defsym_uses_in_real_elf): New method.
 482         (Script_options::find_defsym_defs): New method.
 483         * script.h (Expression::set_expr_sym_in_real_elf): New method.
 484         (Symbol_assignment::is_defsym): New method.
 485         (Symbol_assignment::value): New method.
 486         (Script_options::find_defsym_defs): New method.
 487         (Script_options::set_defsym_uses_in_real_elf): New method.
 488         * testsuite/Makefile.am (plugin_test_defsym): New test.
 489         * testsuite/Makefile.in: Regenerate.
 490         * testsuite/plugin_test.c: Check for new symbol resolution.
 491         * testsuite/plugin_test_defsym.sh: New script.
 492         * testsuite/plugin_test_defsym.c: New test source.
 493
 494 2018-02-07  Alan Modra  <amodra@gmail.com>
 495
 496         Revert 2018-01-17  Alan Modra  <amodra@gmail.com>
 497         * options.h: Remove --speculate-indirect-jumps support.
 498         * powerpc.cc: Likewise.
 499
 500 2018-02-02  Cary Coutant  <ccoutant@gmail.com>
 501
 502         * PR gold/22776
 503         * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog): Add
 504         support for DWARF-4 line number tables.
 505         * dwarf_reader.h (Sized_dwarf_line_info::max_ops_per_insn): New field.
 506
 507 2018-01-18  Alan Modra  <amodra@gmail.com>
 508
 509         * powerpc.cc (param_plt_align): New function supplying default
 510         --plt-align values.  Use it..
 511         (Stub_table::plt_call_align): ..here, and..
 512         (Output_data_glink::global_entry_align): ..here.
 513         (Stub_table::stub_align): Correct 32-bit minimum alignment.
 514
 515 2018-01-17  Alan Modra  <amodra@gmail.com>
 516
 517         * options.h (speculate_indirect_jumps): New option.
 518         * powerpc.cc (beqctrm, beqctrlm, crseteq): New insn constants.
 519         (output_bctr): New function.
 520         (Stub_table::plt_call_size): Add space for speculation barrier.
 521         (Stub_table::branch_stub_size): Likewise.
 522         (Output_data_glink::pltresolve_size): Likewise.
 523         (Stub_table::do_write): Output speculation barriers.
 524
 525 2018-01-17  Alan Modra  <amodra@gmail.com>
 526
 527         * options.h (plt_align): Support for PowerPC32 too.
 528         * powerpc.cc (Stub_table::stub_align): Heed --plt-align for 32-bit.
 529         (Stub_table::plt_call_size, branch_stub_size): Tidy.
 530         (Stub_table::plt_call_align): Implement using stub_align.
 531         (Output_data_glink::global_entry_align): New function.
 532         (Output_data_glink::global_entry_off): New function.
 533         (Output_data_glink::global_entry_address): Use global_entry_off.
 534         (Output_data_glink::pltresolve_size): New function, replacing
 535         pltresolve_size_ constant.  Update all uses.
 536         (Output_data_glink::add_global_entry): Align offset.
 537         (Output_data_glink::set_final_data_size): Use global_entry_align.
 538         (Stub_table::do_write): Don't pad __glink_PLTrelsolve with nops.
 539         Tidy stub output.  Use global_entry_off.
 540
 541 2018-01-15  Cary Coutant  <ccoutant@gmail.com>
 542
 543         PR gold/22694
 544         * options.h (-fuse-ld): Add correct helparg.
 545
 546 2018-01-15  Nick Clifton  <nickc@redhat.com>
 547
 548         * po/uk.po: Updated Ukranian translation.
 549
 550 2018-01-13  Nick Clifton  <nickc@redhat.com>
 551
 552         * po/gold.pot: Regenerated.
 553
 554 2018-01-13  Nick Clifton  <nickc@redhat.com>
 555
 556         2.30 branch created.
 557
 558 2018-01-12  Cary Coutant  <ccoutant@gmail.com>
 559
 560         * NEWS: Add new features in 1.15.
 561         * version.cc (version_string): Bump to 1.15.
 562
 563 2018-01-12  Sterling Augustine  <saugustine@google.com>
 564
 565         * cref.cc (Cref_inputs::Cref_table_compare::operator): Add
 566         conditionals and calls to is_forwarder.
 567
 568 2018-01-03  Alan Modra  <amodra@gmail.com>
 569
 570         Update year range in copyright notice of all files.
 571
 572 For older changes see ChangeLog-2017
 573 \f
 574 Copyright (C) 2018 Free Software Foundation, Inc.
 575
 576 Copying and distribution of this file, with or without modification,
 577 are permitted in any medium without royalty provided the copyright
 578 notice and this notice are preserved.
 579
 580 Local Variables:
 581 mode: change-log
 582 left-margin: 8
 583 fill-column: 74
 584 version-control: never
 585 End: