gold/ChangeLog

   1 2020-11-16  Michael Hudson-Doyle  <michael.hudson@canonical.com>
   2
   3         PR 26902
   4         * powerpc.cc (Relocate::relocate): Do not include local entry
   5         offset of target function when computing the address of a stub.
   6
   7 2020-11-08  H.J. Lu  <hongjiu.lu@intel.com>
   8
   9         PR gold/26200
  10         * plugin.cc (Plugin_manager::claim_file): Don't share Plugin_list
  11         iterator.
  12         (Plugin_manager::all_symbols_read): Likewise.
  13         (Plugin_manager::cleanup): Likewise.
  14
  15 2020-11-03  Alan Modra  <amodra@gmail.com>
  16
  17         * powerpc.cc (Target_powerpc::tocsave_loc): Return a pointer.
  18         (Target_powerpc::Relocate::relocate): Avoid -Wdangling-gsl error.
  19
  20 2020-11-03  Nick Gasson  <nick.gasson@arm.com>
  21
  22         PR 26827
  23         * fileread.cc (File_read::open): Ensure file_counts_lock is
  24         initialized.
  25         * testsuite/Makefile.am (check_PROGRAMS): Add a test that passes
  26         -Wl,--threads.
  27         * testsuite/Makefile.in: Regenerate.
  28
  29 2020-10-30  H.J. Lu  <hongjiu.lu@intel.com>
  30
  31         * testsuite/gnu_property_test.sh: Updated.
  32
  33 2020-10-22  H.J. Lu  <hongjiu.lu@intel.com>
  34
  35         * Makefile.am (bootstrap-test): Skip for LTO build.
  36         (bootstrap-test-r): Likewise.
  37
  38 2020-10-13  H.J. Lu  <hongjiu.lu@intel.com>
  39
  40         PR gold/23539
  41         * configure.ac: Check for GCC 9 or later and for -fcf-protection.
  42         * configure: Regenerated.
  43         * testsuite/Makefile.am (check_PROGRAMS): Skip incremental_test_2,
  44         incremental_test_3, incremental_test_4, incremental_test_5,
  45         incremental_copy_test, incremental_common_test_1 and
  46         incremental_comdat_test_1 for -fcf-protection.  Also Skip
  47         incremental_copy_test and incremental_comdat_test_1 for GCC 9 or
  48         later.
  49         * testsuite/Makefile.in: Regenerated.
  50
  51 2020-10-13  H.J. Lu  <hongjiu.lu@intel.com>
  52
  53         PR gold/23503
  54         * testsuite/Makefile.am (justsyms_lib): Pass
  55         -T $(srcdir)/justsyms_lib.t to gold.
  56         * testsuite/Makefile.in: Regenerated.
  57         * testsuite/justsyms_lib.t: New file.
  58         * testsuite/script_test_10.t: Discard .note.gnu.property section.
  59
  60 2020-10-13  H.J. Lu  <hongjiu.lu@intel.com>
  61
  62         * x86_64.cc (Target_x86_64::Target_x86_64): Initialize
  63         feature_2_used_, feature_2_needed_ and object_feature_2_used_.
  64         (Target_x86_64::feature_2_used_): New data member.
  65         (Target_x86_64::feature_2_needed_): Likewise.
  66         (Target_x86_64::object_isa_1_used_): Likewise.
  67         (Target_x86_64::record_gnu_property): Support
  68         GNU_PROPERTY_X86_COMPAT_ISA_1_USED,
  69         GNU_PROPERTY_X86_COMPAT_ISA_1_NEEDED,
  70         GNU_PROPERTY_X86_COMPAT_2_ISA_1_USED,
  71         GNU_PROPERTY_X86_COMPAT_2_ISA_1_NEEDED,
  72         GNU_PROPERTY_X86_FEATURE_2_USED and
  73         GNU_PROPERTY_X86_FEATURE_2_NEEDED.
  74         (Target_x86_64::merge_gnu_properties): Merge FEATURE_2_USED bits.
  75         Initialize object_feature_2_used_.
  76         (Target_x86_64::do_finalize_gnu_properties): Support
  77         GNU_PROPERTY_X86_FEATURE_2_USED and
  78         GNU_PROPERTY_X86_FEATURE_2_NEEDED.
  79         * testsuite/gnu_property_a.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_b.S (GNU_PROPERTY_X86_ISA_1_USED): Set
  83         to 0xc0010002.
  84         (GNU_PROPERTY_X86_ISA_1_NEEDED): Set to 0xc0008002.
  85         * testsuite/gnu_property_c.S (GNU_PROPERTY_X86_ISA_1_USED): Set
  86         to 0xc0010002.
  87         (GNU_PROPERTY_X86_ISA_1_NEEDED): Set to 0xc0008002.
  88         * testsuite/gnu_property_test.sh: Updated.
  89
  90 2020-10-13  H.J. Lu  <hongjiu.lu@intel.com>
  91
  92         PR gold/22914
  93         PR gold/23535
  94         * layout.cc (Layout::attach_allocated_section_to_segment): Place
  95         a note section in a PT_NOTE segment with the same alignment.  Set
  96         the alignment of the PT_NOTE segment from the alignment of the
  97         note section.
  98         (Layout::create_note): Align the NT_GNU_PROPERTY_TYPE_0 note to 8
  99         bytes for 64-bit ELF.
 100         (Layout::segment_precedes): Place segments with larger alignments
 101         first.
 102         * output.cc (Output_segment::Output_segment): Initialize align_.
 103         * output.h (Output_segment): Add align, set_align and align_.
 104         * testsuite/Makefile.am (gnu_property_test.stdout): Pass -lhSWn
 105         to $(TEST_READELF).
 106         (gnu_property_test): Pass --build-id to ld.
 107         * testsuite/Makefile.in: Regenerated.
 108         * testsuite/gnu_property_test.sh (check_alignment): New.
 109         Use check_alignment to check the NT_GNU_PROPERTY_TYPE_0 note
 110         alignment.  Verify that there are 2 PT_NOTE segments.
 111
 112 2020-10-13  H.J. Lu  <hongjiu.lu@intel.com>
 113
 114         PR gold/21452
 115         * x86_64.cc (Scan::local_reloc_may_be_function_pointer): Remove
 116         check for shared library.
 117         (Scan::global_reloc_may_be_function_pointer): Remove check for
 118         shared library and symbol visibility.
 119         * testsuite/icf_safe_so_test.cc (bar_static): New function.
 120         (main): Take function address of bar_static and use it.
 121         * testsuite/icf_safe_so_test.sh (arch_specific_safe_fold): Also
 122         check fold on x86-64.  Check bar_static isn't folded.
 123
 124 2020-10-13  H.J. Lu  <hongjiu.lu@intel.com>
 125
 126         * icf.cc (Icf::find_identical_sections): Skip zero-sized sections.
 127
 128 2020-10-09  Alan Modra  <amodra@gmail.com>
 129
 130         * powerpc.cc (Powerpc_relobj::do_relocate_sections): Don't do
 131         local entry offset optimisation for lplt_section.
 132         (Target_powerpc::Branch_info::make_stub): Don't add local
 133         entry offset to long branch dest passed to
 134         add_long_branch_entry.  Do pass st_other bits.
 135         (Stub_table::Branch_stub_ent): Add "other_" field.
 136         (Stub_table::add_long_branch_entry): Add "other" param, and
 137         save.
 138         (Stub_table::branch_stub_size): Adjust long branch offset.
 139         (Stub_table::do_write): Likewise.
 140         (Target_powerpc::Relocate::relocate): Likewise.
 141
 142 2020-10-09  Alan Modra  <amodra@gmail.com>
 143
 144         * powerpc.cc (is_got_reloc): New function.
 145         (Target_powerpc::Relocate::relocate): Use it here, exclude GOT
 146         relocs when looking for stubs.
 147
 148 2020-10-08  H.J. Lu  <hongjiu.lu@intel.com>
 149
 150         * testsuite/split_i386.sh: Updated for --split-stack-adjust-size
 151         default change.
 152         * testsuite/split_x86_64.sh: Likewise.
 153
 154 2020-10-08  Alan Modra  <amodra@gmail.com>
 155
 156         * options.h (split_stack_adjust_size): Default to 0x100000.
 157
 158 2020-09-26  Alan Modra  <amodra@gmail.com>
 159
 160         * powerpc.cc (Target_powerpc): Rename power10_stubs_ to
 161         power10_relocs_.
 162         (Target_powerpc::set_power10_relocs): New accessor.
 163         (Target_powerpc::set_power10_stubs): Delete.
 164         (Target_powerpc::power10_stubs): Adjust.
 165         (Target_powerpc::has_localentry0): New accessor.
 166         (ld_0_11): New constant.
 167         (glink_eh_frame_fde_64v1, glink_eh_frame_fde_64v2): Adjust.
 168         (glink_eh_frame_fde_64v2_localentry0): New.
 169         (Output_data_glink::pltresolve_size): Update.
 170         (Output_data_glink::add_eh_frame): Use localentry0 version eh_frame.
 171         (Output_data_glink::do_write): Move r2 save to start of ELFv2 stub
 172         and only emit for has_localentry0.  Don't use r2 in the stub.
 173         (Target_powerpc::Scan::local, global): Adjust for
 174         set_power10_relocs renaming.
 175         (Target_powerpc::scan_relocs): Warn and reset plt_localentry0_.
 176
 177 2020-09-24  Alan Modra  <amodra@gmail.com>
 178
 179         * powerpc.cc (Target_powerpc::Relocate::relocate): Don't skip
 180         first insn of __tls_get_addr_opt stub.
 181
 182 2020-08-24  Alan Modra  <amodra@gmail.com>
 183
 184         * powerpc.cc (Target_powerpc): Add tprel_opt_ and accessors.
 185         (Target_powerpc::Scan::local): Sanity check tprel high relocs.
 186         (Target_powerpc::Scan::global): Likewise.
 187         (Target_powerpc::Relocate::relocate): Control tprel optimisation
 188         with tprel_opt_ and enable for 32-bit.
 189
 190 2020-08-12  Nick Clifton  <nickc@redhat.com>
 191
 192         * po/sr.po: Updated Serbian translation.
 193
 194 2020-07-27  Alan Modra  <amodra@gmail.com>
 195
 196         * options.h (DEFINE_enum): Add optional_arg__ param, adjust
 197         all uses.
 198         (General_options): Add --power10-stubs and --no-power10-stubs.
 199         * options.cc (General_options::parse_no_power10_stubs): New.
 200         (General_options::finalize): Handle --power10-stubs.
 201         * powerpc.cc (set_power10_stubs): Don't set when --power10-stubs=no.
 202         (power10_stubs_auto): New.
 203         (struct Plt_stub_ent): Add toc_ and tocoff_.  Don't use a bitfield
 204         for indx_.
 205         (struct Branch_stub_ent): Add toc_and tocoff_.  Use bitfields for
 206         iter_, notoc_ and save_res_.
 207         (add_plt_call_entry): Set toc_.  Adjust resizing conditions for
 208         --power10-stubs=auto.
 209         (add_long_branch_entry): Set toc_.
 210         (add_eh_frame, define_stub_syms): No longer use const_iterators
 211         for plt and long branch stub iteration.
 212         (build_tls_opt_head, build_tls_opt_tail): Change parameters and
 213         return value.  Move tests for __tls_get_addr to callers.
 214         (plt_call_size): Handle --power10-stubs=auto.
 215         (branch_stub_size): Likewise.
 216         (Stub_table::do_write): Likewise.
 217         (relocate): Likewise.
 218
 219 2020-07-19  H.J. Lu  <hongjiu.lu@intel.com>
 220
 221         * testsuite/bnd_ifunc_1.sh: Updated.
 222         * testsuite/bnd_plt_1.sh: Likewise.
 223         * testsuite/split_x32.sh: Likewise.
 224         * testsuite/split_x86_64.sh: Likewise.
 225         * testsuite/x86_64_indirect_call_to_direct.sh: Likewise.
 226
 227 2020-07-08  Nick Clifton  <nickc@redhat.com>
 228
 229         * testsuite/script_test_7.sh: Adjust expected address of the .bss
 230         section.
 231         * testsuite/script_test_9.sh: Do not expect the .init section to
 232         immediately follow the .text section in the mapping of sections to
 233         segments.
 234
 235 2020-07-07  Nick Clifton  <nickc@redhat.com>
 236
 237         * target-reloc.h: (Default_comdat_behaviour:get): Ignore discarded
 238         relocs that refer to the .gnu.build.attributes section.
 239
 240 2020-07-06  Nick Clifton  <nickc@redhat.com>
 241
 242         * po/fr.po: Updated French translation.
 243         * po/uk.po: Updated Ukranian translation.
 244
 245 2020-07-04  Nick Clifton  <nickc@redhat.com>
 246
 247         Binutils 2.35 branch created.
 248
 249 2020-07-03  Alan Modra  <amodra@gmail.com>
 250
 251         PR 26028
 252         * testsuite/Makefile.am (file_in_many_sections.stdout): Add -W
 253         to readelf options.
 254         * testsuite/Makefile.in: Regenerate.
 255
 256 2020-06-26  Nick Alcock  <nick.alcock@oracle.com>
 257
 258         * configure.ac: Check for bswap_16, bswap_32, and bswap_64 decls.
 259         * configure: Regenerated.
 260         * config.h.in: Likewise.
 261
 262 2020-06-24  Nick Clifton  <nickc@redhat.com>
 263
 264         * target-reloc.h (issue_discarded_error): Initialise the
 265         key_symndx variable.
 266
 267 2020-06-23  Roland McGrath  <mcgrathr@google.com>
 268
 269         PR 22843
 270         * options.h (class General_options): Add --dependency-file option.
 271         * fileread.cc (File_read::files_read): New static variable.
 272         (File_read::open): Add the file to the files_read list.
 273         (File_read::record_file_read): New static member function.
 274         (File_read::write_dependency_file): New static member function.
 275         * fileread.h (class File_read): Declare them.
 276         * layout.cc (Layout::read_layout_from_file): Call record_file_read.
 277         (Close_task_runner::run): Call write_dependency_file if
 278         --dependency-file was passed.
 279
 280 2020-06-18  Fangrui Song  <i@maskray.me>
 281
 282         PR gold/26039
 283         * layout.cc (Layout::finish_dynamic_section): Set DF_1_PIE.
 284
 285 2020-06-16  Alan Modra  <amodra@gmail.com>
 286
 287         * testsuite/discard_locals_test.c: Replace uses of asm with __asm__.
 288         * testsuite/discard_locals_relocatable_test.c: Likewise.
 289
 290 2020-06-16  Alan Modra  <amodra@gmail.com>
 291
 292         * testsuite/Makefile.am (export_dynamic_plugin.o): Use CXXCOMPILE.
 293         (plugin_test_wrap_symbols_1.o): Likewise.
 294         (plugin_test_wrap_symbols_2.o): Likewise.
 295         * testsuite/Makefile.in: Regenerate.
 296
 297 2020-06-15  Roland McGrath  <mcgrathr@google.com>
 298
 299         Implement -z start-stop-visibility=... option.
 300         * options.h (class General_options): Handle -z start-stop-visibility=.
 301         (General_options::start_stop_visibility_enum): New public method.
 302         (General_options::set_start_stop_visibility_enum): New private method.
 303         (General_options::start_stop_visibility_enum_): New private member.
 304         * options.cc (General_options::General_options): Add initializer.
 305         (General_options::finalize): Set this->start_stop_visibility_enum_
 306         from string value.
 307         * layout.cc (Layout::define_section_symbols): Use option setting.
 308
 309 2020-06-06  Alan Modra  <amodra@gmail.com>
 310
 311         * powerpc.cc: Update throughout for reloc renaming.
 312
 313 2020-05-22  Alan Modra  <amodra@gmail.com>
 314
 315         PR 25882
 316         * powerpc.cc (merge_object_attributes): Replace name param with
 317         obj param.  Update callers.  Don't init FP attributes from shared
 318         libraries, and do not emit an error if they don't match.
 319
 320 2020-05-15  Nikita Ermakov  <coffe92@gmail.com>
 321
 322         * powerpc.cc (do_gc_mark_symbol): Don't segfault on plugin symbols.
 323
 324 2020-05-14  Nick Clifton  <nickc@redhat.com>
 325
 326         * po/sr.po: New Serbian translation.
 327
 328 2020-05-11  Alan Modra  <amodra@gmail.com>
 329
 330         * powerpc.cc: Rename powerxx to power10 throughout.
 331
 332 2020-05-02  H.J. Lu  <hongjiu.lu@intel.com>
 333
 334         PR gold/25904
 335         * testsuite/Makefile.am (COMMON_TEST_C_CFLAGS): New.
 336         (common_test_1.o): New rule.
 337         (common_test_2.o): Likewise.
 338         (common_test_3.o): Likewise.
 339         (plugin_common_test_1.o): Likewise.
 340         (plugin_common_test_2.o): Likewise.
 341         (common_test_1_v1.o): Likewise.
 342         (common_test_1_v2.o): Likewise.
 343         (common_test_2_pic.o): Compile with $(COMMON_TEST_C_CFLAGS).
 344         (common_test_3_pic.o): Likewise.
 345         * testsuite/Makefile.in: Regenerated.
 346
 347 2020-05-01  H.J. Lu  <hongjiu.lu@intel.com>
 348
 349         PR gold/25426
 350         * x86_64.cc (Target_x86_64<size>::Relocate::tls_desc_gd_to_ie):
 351         For x32, relax "rex leal foo@tlsdesc(%rip), %reg" to
 352         "rex movl foo@gottpoff(%rip), %eax" and relax ""call *(%eax)"
 353         to "nopl (%rax)".
 354         (Target_x86_64<size>::Relocate::tls_desc_gd_to_le): For x32,
 355         relax "rex leal foo@tlsdesc(%rip), %reg" to
 356         "rex movl foo@tpoff, %eax" and relax "call *foo@tlscall(%eax)"
 357         to "nopl (%rax)".
 358         * testsuite/Makefile.am (tls_test_gnu2.o): Depend on
 359         gcctestdir/as.
 360         (tls_test_file2_gnu2.o): Likewise.
 361         (tls_test_c_gnu2.o): Likewise.
 362         * testsuite/Makefile.in: Regenerated.
 363
 364 2020-05-01  H.J. Lu  <hongjiu.lu@intel.com>
 365
 366         PR gold/25473
 367         * x86_64.cc (Target_x86_64<size>::Relocate::tls_desc_gd_to_ie):
 368         Properly check r8 - r15 in "lea foo@TLSDESC(%rip), %reg".
 369         (Target_x86_64<size>::Relocate::tls_desc_gd_to_le): Properly
 370         relax r8 - r15 in "lea foo@TLSDESC(%rip), %reg".
 371         * testsuite/Makefile.am (check_SCRIPTS): Add x86_64_gd_to_le.sh.
 372         (check_DATA): Add x86_64_gd_to_le.stdout.
 373         (MOSTLYCLEANFILES): Add x86_64_gd_to_le.
 374         (x86_64_gd_to_le.o): New target.
 375         (x86_64_gd_to_le): Likewise.
 376         (x86_64_gd_to_le.stdout): Likewise.
 377         * testsuite/Makefile.in: Regenerated.
 378         * testsuite/x86_64_gd_to_le.s: New file.
 379         * testsuite/x86_64_gd_to_le.sh: Likewise.
 380
 381 2020-05-01  H.J. Lu  <hongjiu.lu@intel.com>
 382
 383         * testsuite/odr_violation2.cc (Ordering::operator()): Make
 384         expression even more complex.
 385
 386 2020-05-01  H.J. Lu  <hongjiu.lu@intel.com>
 387
 388         * testsuite/ver_test_pr16504.sh: Updated.
 389
 390 2020-05-01  H.J. Lu  <hongjiu.lu@intel.com>
 391
 392         PR gold/25872
 393         * x86_64.cc (Output_data_plt_x86_64_bnd::do_write): Increment
 394         plt_offset after setting the reserved TLSDESC PLT entry.
 395         (Output_data_plt_x86_64_ibt<size>::do_write): Likewise.
 396
 397 2020-05-01  H.J. Lu  <hongjiu.lu@intel.com>
 398
 399         PR gold/25872
 400         * x86_64.cc (Output_data_plt_x86_64_bnd::do_address_for_local):
 401         Handle local IFUNC symbol.
 402         (Output_data_plt_x86_64_ibt::do_address_for_local): Likewise.
 403
 404 2020-03-19  Fangrui Song  <maskray@google.com>
 405
 406     * options.h (General_options): Add --no-rosegment option.
 407
 408 2020-02-24  Nick Clifton  <nickc@redhat.com>
 409
 410         * po/fr.po: Update French translation.
 411
 412 2020-01-20  Nick Clifton  <nickc@redhat.com>
 413
 414         * po/uk.po: Updated Ukranian translation.
 415
 416 2020-01-18  Nick Clifton  <nickc@redhat.com>
 417
 418         * configure: Regenerate.
 419         * po/gold.pot: Regenerate.
 420
 421 2020-01-18  Nick Clifton  <nickc@redhat.com>
 422
 423         Binutils 2.34 branch created.
 424
 425 2020-01-01  Alan Modra  <amodra@gmail.com>
 426
 427         Update year range in copyright notice of all files.
 428
 429 For older changes see ChangeLog-2019
 430 \f
 431 Copyright (C) 2020 Free Software Foundation, Inc.
 432
 433 Copying and distribution of this file, with or without modification,
 434 are permitted in any medium without royalty provided the copyright
 435 notice and this notice are preserved.
 436
 437 Local Variables:
 438 mode: change-log
 439 left-margin: 8
 440 fill-column: 74
 441 version-control: never
 442 End: