gold/ChangeLog

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