gold/ChangeLog

   1 2020-11-08  H.J. Lu  <hongjiu.lu@intel.com>
   2
   3         PR gold/26200
   4         * plugin.cc (Plugin_manager::claim_file): Don't share Plugin_list
   5         iterator.
   6         (Plugin_manager::all_symbols_read): Likewise.
   7         (Plugin_manager::cleanup): Likewise.
   8
   9 2020-11-03  Alan Modra  <amodra@gmail.com>
  10
  11         * powerpc.cc (Target_powerpc::tocsave_loc): Return a pointer.
  12         (Target_powerpc::Relocate::relocate): Avoid -Wdangling-gsl error.
  13
  14 2020-11-03  Nick Gasson  <nick.gasson@arm.com>
  15
  16         PR 26827
  17         * fileread.cc (File_read::open): Ensure file_counts_lock is
  18         initialized.
  19         * testsuite/Makefile.am (check_PROGRAMS): Add a test that passes
  20         -Wl,--threads.
  21         * testsuite/Makefile.in: Regenerate.
  22
  23 2020-10-30  H.J. Lu  <hongjiu.lu@intel.com>
  24
  25         * testsuite/gnu_property_test.sh: Updated.
  26
  27 2020-10-22  H.J. Lu  <hongjiu.lu@intel.com>
  28
  29         * Makefile.am (bootstrap-test): Skip for LTO build.
  30         (bootstrap-test-r): Likewise.
  31
  32 2020-10-13  H.J. Lu  <hongjiu.lu@intel.com>
  33
  34         PR gold/23539
  35         * configure.ac: Check for GCC 9 or later and for -fcf-protection.
  36         * configure: Regenerated.
  37         * testsuite/Makefile.am (check_PROGRAMS): Skip incremental_test_2,
  38         incremental_test_3, incremental_test_4, incremental_test_5,
  39         incremental_copy_test, incremental_common_test_1 and
  40         incremental_comdat_test_1 for -fcf-protection.  Also Skip
  41         incremental_copy_test and incremental_comdat_test_1 for GCC 9 or
  42         later.
  43         * testsuite/Makefile.in: Regenerated.
  44
  45 2020-10-13  H.J. Lu  <hongjiu.lu@intel.com>
  46
  47         PR gold/23503
  48         * testsuite/Makefile.am (justsyms_lib): Pass
  49         -T $(srcdir)/justsyms_lib.t to gold.
  50         * testsuite/Makefile.in: Regenerated.
  51         * testsuite/justsyms_lib.t: New file.
  52         * testsuite/script_test_10.t: Discard .note.gnu.property section.
  53
  54 2020-10-13  H.J. Lu  <hongjiu.lu@intel.com>
  55
  56         * x86_64.cc (Target_x86_64::Target_x86_64): Initialize
  57         feature_2_used_, feature_2_needed_ and object_feature_2_used_.
  58         (Target_x86_64::feature_2_used_): New data member.
  59         (Target_x86_64::feature_2_needed_): Likewise.
  60         (Target_x86_64::object_isa_1_used_): Likewise.
  61         (Target_x86_64::record_gnu_property): Support
  62         GNU_PROPERTY_X86_COMPAT_ISA_1_USED,
  63         GNU_PROPERTY_X86_COMPAT_ISA_1_NEEDED,
  64         GNU_PROPERTY_X86_COMPAT_2_ISA_1_USED,
  65         GNU_PROPERTY_X86_COMPAT_2_ISA_1_NEEDED,
  66         GNU_PROPERTY_X86_FEATURE_2_USED and
  67         GNU_PROPERTY_X86_FEATURE_2_NEEDED.
  68         (Target_x86_64::merge_gnu_properties): Merge FEATURE_2_USED bits.
  69         Initialize object_feature_2_used_.
  70         (Target_x86_64::do_finalize_gnu_properties): Support
  71         GNU_PROPERTY_X86_FEATURE_2_USED and
  72         GNU_PROPERTY_X86_FEATURE_2_NEEDED.
  73         * testsuite/gnu_property_a.S (GNU_PROPERTY_X86_ISA_1_USED): Set
  74         to 0xc0010002.
  75         (GNU_PROPERTY_X86_ISA_1_NEEDED): Set to 0xc0008002.
  76         * testsuite/gnu_property_b.S (GNU_PROPERTY_X86_ISA_1_USED): Set
  77         to 0xc0010002.
  78         (GNU_PROPERTY_X86_ISA_1_NEEDED): Set to 0xc0008002.
  79         * testsuite/gnu_property_c.S (GNU_PROPERTY_X86_ISA_1_USED): Set
  80         to 0xc0010002.
  81         (GNU_PROPERTY_X86_ISA_1_NEEDED): Set to 0xc0008002.
  82         * testsuite/gnu_property_test.sh: Updated.
  83
  84 2020-10-13  H.J. Lu  <hongjiu.lu@intel.com>
  85
  86         PR gold/22914
  87         PR gold/23535
  88         * layout.cc (Layout::attach_allocated_section_to_segment): Place
  89         a note section in a PT_NOTE segment with the same alignment.  Set
  90         the alignment of the PT_NOTE segment from the alignment of the
  91         note section.
  92         (Layout::create_note): Align the NT_GNU_PROPERTY_TYPE_0 note to 8
  93         bytes for 64-bit ELF.
  94         (Layout::segment_precedes): Place segments with larger alignments
  95         first.
  96         * output.cc (Output_segment::Output_segment): Initialize align_.
  97         * output.h (Output_segment): Add align, set_align and align_.
  98         * testsuite/Makefile.am (gnu_property_test.stdout): Pass -lhSWn
  99         to $(TEST_READELF).
 100         (gnu_property_test): Pass --build-id to ld.
 101         * testsuite/Makefile.in: Regenerated.
 102         * testsuite/gnu_property_test.sh (check_alignment): New.
 103         Use check_alignment to check the NT_GNU_PROPERTY_TYPE_0 note
 104         alignment.  Verify that there are 2 PT_NOTE segments.
 105
 106 2020-10-13  H.J. Lu  <hongjiu.lu@intel.com>
 107
 108         PR gold/21452
 109         * x86_64.cc (Scan::local_reloc_may_be_function_pointer): Remove
 110         check for shared library.
 111         (Scan::global_reloc_may_be_function_pointer): Remove check for
 112         shared library and symbol visibility.
 113         * testsuite/icf_safe_so_test.cc (bar_static): New function.
 114         (main): Take function address of bar_static and use it.
 115         * testsuite/icf_safe_so_test.sh (arch_specific_safe_fold): Also
 116         check fold on x86-64.  Check bar_static isn't folded.
 117
 118 2020-10-13  H.J. Lu  <hongjiu.lu@intel.com>
 119
 120         * icf.cc (Icf::find_identical_sections): Skip zero-sized sections.
 121
 122 2020-10-09  Alan Modra  <amodra@gmail.com>
 123
 124         * powerpc.cc (Powerpc_relobj::do_relocate_sections): Don't do
 125         local entry offset optimisation for lplt_section.
 126         (Target_powerpc::Branch_info::make_stub): Don't add local
 127         entry offset to long branch dest passed to
 128         add_long_branch_entry.  Do pass st_other bits.
 129         (Stub_table::Branch_stub_ent): Add "other_" field.
 130         (Stub_table::add_long_branch_entry): Add "other" param, and
 131         save.
 132         (Stub_table::branch_stub_size): Adjust long branch offset.
 133         (Stub_table::do_write): Likewise.
 134         (Target_powerpc::Relocate::relocate): Likewise.
 135
 136 2020-10-09  Alan Modra  <amodra@gmail.com>
 137
 138         * powerpc.cc (is_got_reloc): New function.
 139         (Target_powerpc::Relocate::relocate): Use it here, exclude GOT
 140         relocs when looking for stubs.
 141
 142 2020-10-08  H.J. Lu  <hongjiu.lu@intel.com>
 143
 144         * testsuite/split_i386.sh: Updated for --split-stack-adjust-size
 145         default change.
 146         * testsuite/split_x86_64.sh: Likewise.
 147
 148 2020-10-08  Alan Modra  <amodra@gmail.com>
 149
 150         * options.h (split_stack_adjust_size): Default to 0x100000.
 151
 152 2020-09-26  Alan Modra  <amodra@gmail.com>
 153
 154         * powerpc.cc (Target_powerpc): Rename power10_stubs_ to
 155         power10_relocs_.
 156         (Target_powerpc::set_power10_relocs): New accessor.
 157         (Target_powerpc::set_power10_stubs): Delete.
 158         (Target_powerpc::power10_stubs): Adjust.
 159         (Target_powerpc::has_localentry0): New accessor.
 160         (ld_0_11): New constant.
 161         (glink_eh_frame_fde_64v1, glink_eh_frame_fde_64v2): Adjust.
 162         (glink_eh_frame_fde_64v2_localentry0): New.
 163         (Output_data_glink::pltresolve_size): Update.
 164         (Output_data_glink::add_eh_frame): Use localentry0 version eh_frame.
 165         (Output_data_glink::do_write): Move r2 save to start of ELFv2 stub
 166         and only emit for has_localentry0.  Don't use r2 in the stub.
 167         (Target_powerpc::Scan::local, global): Adjust for
 168         set_power10_relocs renaming.
 169         (Target_powerpc::scan_relocs): Warn and reset plt_localentry0_.
 170
 171 2020-09-24  Alan Modra  <amodra@gmail.com>
 172
 173         * powerpc.cc (Target_powerpc::Relocate::relocate): Don't skip
 174         first insn of __tls_get_addr_opt stub.
 175
 176 2020-08-24  Alan Modra  <amodra@gmail.com>
 177
 178         * powerpc.cc (Target_powerpc): Add tprel_opt_ and accessors.
 179         (Target_powerpc::Scan::local): Sanity check tprel high relocs.
 180         (Target_powerpc::Scan::global): Likewise.
 181         (Target_powerpc::Relocate::relocate): Control tprel optimisation
 182         with tprel_opt_ and enable for 32-bit.
 183
 184 2020-08-12  Nick Clifton  <nickc@redhat.com>
 185
 186         * po/sr.po: Updated Serbian translation.
 187
 188 2020-07-27  Alan Modra  <amodra@gmail.com>
 189
 190         * options.h (DEFINE_enum): Add optional_arg__ param, adjust
 191         all uses.
 192         (General_options): Add --power10-stubs and --no-power10-stubs.
 193         * options.cc (General_options::parse_no_power10_stubs): New.
 194         (General_options::finalize): Handle --power10-stubs.
 195         * powerpc.cc (set_power10_stubs): Don't set when --power10-stubs=no.
 196         (power10_stubs_auto): New.
 197         (struct Plt_stub_ent): Add toc_ and tocoff_.  Don't use a bitfield
 198         for indx_.
 199         (struct Branch_stub_ent): Add toc_and tocoff_.  Use bitfields for
 200         iter_, notoc_ and save_res_.
 201         (add_plt_call_entry): Set toc_.  Adjust resizing conditions for
 202         --power10-stubs=auto.
 203         (add_long_branch_entry): Set toc_.
 204         (add_eh_frame, define_stub_syms): No longer use const_iterators
 205         for plt and long branch stub iteration.
 206         (build_tls_opt_head, build_tls_opt_tail): Change parameters and
 207         return value.  Move tests for __tls_get_addr to callers.
 208         (plt_call_size): Handle --power10-stubs=auto.
 209         (branch_stub_size): Likewise.
 210         (Stub_table::do_write): Likewise.
 211         (relocate): Likewise.
 212
 213 2020-07-19  H.J. Lu  <hongjiu.lu@intel.com>
 214
 215         * testsuite/bnd_ifunc_1.sh: Updated.
 216         * testsuite/bnd_plt_1.sh: Likewise.
 217         * testsuite/split_x32.sh: Likewise.
 218         * testsuite/split_x86_64.sh: Likewise.
 219         * testsuite/x86_64_indirect_call_to_direct.sh: Likewise.
 220
 221 2020-07-08  Nick Clifton  <nickc@redhat.com>
 222
 223         * testsuite/script_test_7.sh: Adjust expected address of the .bss
 224         section.
 225         * testsuite/script_test_9.sh: Do not expect the .init section to
 226         immediately follow the .text section in the mapping of sections to
 227         segments.
 228
 229 2020-07-07  Nick Clifton  <nickc@redhat.com>
 230
 231         * target-reloc.h: (Default_comdat_behaviour:get): Ignore discarded
 232         relocs that refer to the .gnu.build.attributes section.
 233
 234 2020-07-06  Nick Clifton  <nickc@redhat.com>
 235
 236         * po/fr.po: Updated French translation.
 237         * po/uk.po: Updated Ukranian translation.
 238
 239 2020-07-04  Nick Clifton  <nickc@redhat.com>
 240
 241         Binutils 2.35 branch created.
 242
 243 2020-07-03  Alan Modra  <amodra@gmail.com>
 244
 245         PR 26028
 246         * testsuite/Makefile.am (file_in_many_sections.stdout): Add -W
 247         to readelf options.
 248         * testsuite/Makefile.in: Regenerate.
 249
 250 2020-06-26  Nick Alcock  <nick.alcock@oracle.com>
 251
 252         * configure.ac: Check for bswap_16, bswap_32, and bswap_64 decls.
 253         * configure: Regenerated.
 254         * config.h.in: Likewise.
 255
 256 2020-06-24  Nick Clifton  <nickc@redhat.com>
 257
 258         * target-reloc.h (issue_discarded_error): Initialise the
 259         key_symndx variable.
 260
 261 2020-06-23  Roland McGrath  <mcgrathr@google.com>
 262
 263         PR 22843
 264         * options.h (class General_options): Add --dependency-file option.
 265         * fileread.cc (File_read::files_read): New static variable.
 266         (File_read::open): Add the file to the files_read list.
 267         (File_read::record_file_read): New static member function.
 268         (File_read::write_dependency_file): New static member function.
 269         * fileread.h (class File_read): Declare them.
 270         * layout.cc (Layout::read_layout_from_file): Call record_file_read.
 271         (Close_task_runner::run): Call write_dependency_file if
 272         --dependency-file was passed.
 273
 274 2020-06-18  Fangrui Song  <i@maskray.me>
 275
 276         PR gold/26039
 277         * layout.cc (Layout::finish_dynamic_section): Set DF_1_PIE.
 278
 279 2020-06-16  Alan Modra  <amodra@gmail.com>
 280
 281         * testsuite/discard_locals_test.c: Replace uses of asm with __asm__.
 282         * testsuite/discard_locals_relocatable_test.c: Likewise.
 283
 284 2020-06-16  Alan Modra  <amodra@gmail.com>
 285
 286         * testsuite/Makefile.am (export_dynamic_plugin.o): Use CXXCOMPILE.
 287         (plugin_test_wrap_symbols_1.o): Likewise.
 288         (plugin_test_wrap_symbols_2.o): Likewise.
 289         * testsuite/Makefile.in: Regenerate.
 290
 291 2020-06-15  Roland McGrath  <mcgrathr@google.com>
 292
 293         Implement -z start-stop-visibility=... option.
 294         * options.h (class General_options): Handle -z start-stop-visibility=.
 295         (General_options::start_stop_visibility_enum): New public method.
 296         (General_options::set_start_stop_visibility_enum): New private method.
 297         (General_options::start_stop_visibility_enum_): New private member.
 298         * options.cc (General_options::General_options): Add initializer.
 299         (General_options::finalize): Set this->start_stop_visibility_enum_
 300         from string value.
 301         * layout.cc (Layout::define_section_symbols): Use option setting.
 302
 303 2020-06-06  Alan Modra  <amodra@gmail.com>
 304
 305         * powerpc.cc: Update throughout for reloc renaming.
 306
 307 2020-05-22  Alan Modra  <amodra@gmail.com>
 308
 309         PR 25882
 310         * powerpc.cc (merge_object_attributes): Replace name param with
 311         obj param.  Update callers.  Don't init FP attributes from shared
 312         libraries, and do not emit an error if they don't match.
 313
 314 2020-05-15  Nikita Ermakov  <coffe92@gmail.com>
 315
 316         * powerpc.cc (do_gc_mark_symbol): Don't segfault on plugin symbols.
 317
 318 2020-05-14  Nick Clifton  <nickc@redhat.com>
 319
 320         * po/sr.po: New Serbian translation.
 321
 322 2020-05-11  Alan Modra  <amodra@gmail.com>
 323
 324         * powerpc.cc: Rename powerxx to power10 throughout.
 325
 326 2020-05-02  H.J. Lu  <hongjiu.lu@intel.com>
 327
 328         PR gold/25904
 329         * testsuite/Makefile.am (COMMON_TEST_C_CFLAGS): New.
 330         (common_test_1.o): New rule.
 331         (common_test_2.o): Likewise.
 332         (common_test_3.o): Likewise.
 333         (plugin_common_test_1.o): Likewise.
 334         (plugin_common_test_2.o): Likewise.
 335         (common_test_1_v1.o): Likewise.
 336         (common_test_1_v2.o): Likewise.
 337         (common_test_2_pic.o): Compile with $(COMMON_TEST_C_CFLAGS).
 338         (common_test_3_pic.o): Likewise.
 339         * testsuite/Makefile.in: Regenerated.
 340
 341 2020-05-01  H.J. Lu  <hongjiu.lu@intel.com>
 342
 343         PR gold/25426
 344         * x86_64.cc (Target_x86_64<size>::Relocate::tls_desc_gd_to_ie):
 345         For x32, relax "rex leal foo@tlsdesc(%rip), %reg" to
 346         "rex movl foo@gottpoff(%rip), %eax" and relax ""call *(%eax)"
 347         to "nopl (%rax)".
 348         (Target_x86_64<size>::Relocate::tls_desc_gd_to_le): For x32,
 349         relax "rex leal foo@tlsdesc(%rip), %reg" to
 350         "rex movl foo@tpoff, %eax" and relax "call *foo@tlscall(%eax)"
 351         to "nopl (%rax)".
 352         * testsuite/Makefile.am (tls_test_gnu2.o): Depend on
 353         gcctestdir/as.
 354         (tls_test_file2_gnu2.o): Likewise.
 355         (tls_test_c_gnu2.o): Likewise.
 356         * testsuite/Makefile.in: Regenerated.
 357
 358 2020-05-01  H.J. Lu  <hongjiu.lu@intel.com>
 359
 360         PR gold/25473
 361         * x86_64.cc (Target_x86_64<size>::Relocate::tls_desc_gd_to_ie):
 362         Properly check r8 - r15 in "lea foo@TLSDESC(%rip), %reg".
 363         (Target_x86_64<size>::Relocate::tls_desc_gd_to_le): Properly
 364         relax r8 - r15 in "lea foo@TLSDESC(%rip), %reg".
 365         * testsuite/Makefile.am (check_SCRIPTS): Add x86_64_gd_to_le.sh.
 366         (check_DATA): Add x86_64_gd_to_le.stdout.
 367         (MOSTLYCLEANFILES): Add x86_64_gd_to_le.
 368         (x86_64_gd_to_le.o): New target.
 369         (x86_64_gd_to_le): Likewise.
 370         (x86_64_gd_to_le.stdout): Likewise.
 371         * testsuite/Makefile.in: Regenerated.
 372         * testsuite/x86_64_gd_to_le.s: New file.
 373         * testsuite/x86_64_gd_to_le.sh: Likewise.
 374
 375 2020-05-01  H.J. Lu  <hongjiu.lu@intel.com>
 376
 377         * testsuite/odr_violation2.cc (Ordering::operator()): Make
 378         expression even more complex.
 379
 380 2020-05-01  H.J. Lu  <hongjiu.lu@intel.com>
 381
 382         * testsuite/ver_test_pr16504.sh: Updated.
 383
 384 2020-05-01  H.J. Lu  <hongjiu.lu@intel.com>
 385
 386         PR gold/25872
 387         * x86_64.cc (Output_data_plt_x86_64_bnd::do_write): Increment
 388         plt_offset after setting the reserved TLSDESC PLT entry.
 389         (Output_data_plt_x86_64_ibt<size>::do_write): Likewise.
 390
 391 2020-05-01  H.J. Lu  <hongjiu.lu@intel.com>
 392
 393         PR gold/25872
 394         * x86_64.cc (Output_data_plt_x86_64_bnd::do_address_for_local):
 395         Handle local IFUNC symbol.
 396         (Output_data_plt_x86_64_ibt::do_address_for_local): Likewise.
 397
 398 2020-03-19  Fangrui Song  <maskray@google.com>
 399
 400     * options.h (General_options): Add --no-rosegment option.
 401
 402 2020-02-24  Nick Clifton  <nickc@redhat.com>
 403
 404         * po/fr.po: Update French translation.
 405
 406 2020-01-20  Nick Clifton  <nickc@redhat.com>
 407
 408         * po/uk.po: Updated Ukranian translation.
 409
 410 2020-01-18  Nick Clifton  <nickc@redhat.com>
 411
 412         * configure: Regenerate.
 413         * po/gold.pot: Regenerate.
 414
 415 2020-01-18  Nick Clifton  <nickc@redhat.com>
 416
 417         Binutils 2.34 branch created.
 418
 419 2020-01-01  Alan Modra  <amodra@gmail.com>
 420
 421         Update year range in copyright notice of all files.
 422
 423 For older changes see ChangeLog-2019
 424 \f
 425 Copyright (C) 2020 Free Software Foundation, Inc.
 426
 427 Copying and distribution of this file, with or without modification,
 428 are permitted in any medium without royalty provided the copyright
 429 notice and this notice are preserved.
 430
 431 Local Variables:
 432 mode: change-log
 433 left-margin: 8
 434 fill-column: 74
 435 version-control: never
 436 End: