gold/ChangeLog

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