gold/ChangeLog-2019

   1 2019-11-26  Martin Liska  <mliska@suse.cz>
   2
   3         * layout.cc (Layout::special_ordering_of_input_section):
   4         Add ".text.sorted".
   5         * output.cc: Special case ".text.sorted".
   6         * testsuite/section_sorting_name.cc: Cover also .text.sorted
   7         subsections.
   8         * testsuite/section_sorting_name.sh: Likewise.
   9
  10 2019-11-19  Alan Modra  <amodra@gmail.com>
  11
  12         PR 24853
  13         * symtab.h (set_has_gnu_output, has_gnu_output_): New.
  14         * symtab.cc (Symbol_table::Symbol_table): Init has_gnu_output_.
  15         (Symbol_table::finalize): Set ELFOSABI_GNU when has_gnu_output_.
  16         (Symbol_table::set_dynsym_indexes, Symbol_table::sized_finalize):
  17         Call set_has_gnu_output for STT_GNU_IFUNC and STB_GNU_UNIQUE globals.
  18         * object.cc (Sized_relobj_file::do_finalize_local_symbols): Call
  19         set_has_gnu_output when STT_GNU_IFUNC locals will be output.
  20
  21 2019-11-11  Miguel Saldivar  <saldivarcher@gmail.com>
  22
  23         PR 24996
  24         * expression.cc (Trinary_expression::arg2_value): Use correct integer
  25         expression when calling "eval_maybe_dot" method.
  26         (Trinary_expression::arg3_value): Likewise.
  27
  28 2019-09-28  Alan Modra  <amodra@gmail.com>
  29
  30         PR 16794
  31         * i386.cc (Target_i386::Relocate::relocate <R_386_GOTOFF>): Don't
  32         ignore addend, apply using pcrel32.
  33         * x86_64.cc (Target_x86_64::Relocate::relocate <R_X86_64_GOTOFF64>):
  34         Similarly use pcrel64.
  35
  36 2019-09-24  Nick Clifton  <nickc@redhat.com>
  37
  38         * descriptors.cc: Include <string>
  39
  40 2019-09-23  Alan Modra  <amodra@gmail.com>
  41
  42         * testsuite/plugin_new_section_layout.c (new_input_hook): Correct
  43         return status enum values.
  44
  45 2019-09-20  Alan Modra  <amodra@gmail.com>
  46
  47         PR 24768
  48         * layout.cc (Layout::Layout): Init lto_slim_object_.
  49         * object.cc (Sized_relobj_file::do_layout): Wrap overlong line.
  50         Don't use C cast.  Validate section size.  Don't copy contents.
  51
  52 2019-09-20  Alan Modra  <amodra@gmail.com>
  53
  54         * powerpc.cc (Target_powerpc::Scan::check_non_pic): Move REL24
  55         to 32-bit supported.
  56
  57 2019-09-18  Simon Marchi  <simon.marchi@polymtl.ca>
  58
  59         * testsuite/Makefile.in: Re-generate.
  60
  61 2019-09-09  Phil Blundell  <pb@pbcl.net>
  62
  63         binutils 2.33 branch created.
  64
  65 2019-08-16  Martin Liska  <mliska@suse.cz>
  66
  67         PR ld/24912
  68         * object.cc (big_endian>::do_layout): Do not report error,
  69         but only set a flag.
  70         (big_endian>::do_add_symbols): Report error only for when
  71         relocatable.
  72
  73 2019-08-02  Alan Modra  <amodra@gmail.com>
  74
  75         * powerpc.cc (Target_powerpc::Scan::get_reference_flags): Set
  76         flags for new relocations, and some missing older relocs.
  77         (Target_powerpc::Scan::local): Handle new pcrel tls relocs.
  78         Call set_has_static_tls for tprel relocs.
  79         (Target_powerpc::Scan::global): Likewise.
  80         (Target_powerpc::Relocate::relocate): Handle new pcrel tls relocs.
  81
  82 2019-08-02  Alan Modra  <amodra@gmail.com>
  83
  84         * powerpc.cc (Powerpc_relocate_functions::rela, rela_ua): Perform
  85         signed right shift for signed overflow check.
  86
  87 2019-07-29  Martin Liska  <mliska@suse.cz>
  88
  89         PR 24768
  90         * layout.h (class Layout): Add is_lto_slim_object and
  91         set_lto_slim_object.
  92         * object.cc (struct lto_section): Add lto_slim_object_.
  93         (big_endian>::do_layout): Parse content of
  94         .gnu_lto_.lto section.
  95         (big_endian>::do_add_symbols): Report error for a missing
  96         LTO plugin.
  97
  98 2019-07-13  Alan Modra  <amodra@gmail.com>
  99
 100         * powerpc.cc (xlate_pcrel_opt): New function.
 101         (Target_powerpc::Relocate::relocate): Optimise PCREL34 and
 102         GOT_PCREL34 sequences marked with PCREL_OPT.
 103
 104 2019-07-13  Alan Modra  <amodra@gmail.com>
 105
 106         * powerpc.cc (Powerpc_relobj::make_got_relative): New function.
 107         (relative_value_is_known): New functions.
 108         (Target_powerpc::Relocate::relocate): Edit code using
 109         GOT16_HA, GOT16_LO_DS, and GOT_PCREL34 relocs.
 110
 111 2019-07-13  Alan Modra  <amodra@gmail.com>
 112
 113         * powerpc.cc (Target_powerpc): Add powerxx_stubs_ and accessor
 114         functions.
 115         (Target_powerpc::maybe_skip_tls_get_addr_call): Handle PLT_PCREL34
 116         and PLT_PCREL34_NOTOC relocs.
 117         (Powerpc_relocate_functions): Add addr34, addr34_hi, addr34_ha,
 118         addr28, addr16_higher34, addr16_highera34, addr16_highest34,
 119         addr16_highest34a functions.
 120         (li_11_0, ori_11_11_0, sldi_11_11_34): Define.
 121         (paddi_12_pc, pld_12_pc, pnop): Define.
 122         (d34, ha34): New inline functions.
 123         (Stub_table::add_plt_call_entry): Handle powerxx_stubs.
 124         (Stub_table::add_eh_frame): Likewise.
 125         (build_powerxx_offset): New function.
 126         (Stub_table::plt_call_size): Handle powerxx_stubs.
 127         (Stub_table::branch_stub_size): Likewise.
 128         (Stub_table::do_write): Likewise.
 129         (Target_powerpc::Scan::get_reference_flags): Handle new relocs.
 130         (Target_powerpc::Scan::reloc_needs_plt_for_ifunc: Likewise.
 131         (Target_powerpc::Scan::local, global, relocate): Likewise.
 132
 133 2019-07-13  Alan Modra  <amodra@gmail.com>
 134
 135         * ehframe.cc (Fde::operator==): Delete.
 136         (Cie::remove_fde): Delete.
 137         (Eh_frame::remove_ehframe_for_plt): Delete fde_data and fde_length
 138         parameters.  Remove all post-map plt FDEs.
 139         * ehframe.h (Fde:post_map): Make const, add variant to compare plt.
 140         (Fde::operator==): Delete.
 141         (Cie::remove_fde): Implement here.
 142         (Cie::last_fde): New accessor.
 143         (Eh_frame::remove_ehframe_for_plt): Update prototype.
 144         * layout.cc (Layout::remove_eh_frame_for_plt): Delete fde_data and
 145         fde_length parameters.
 146         * layout.h (Layout::remove_eh_frame_for_plt): Update prototype.
 147         * powerpc.cc (Stub_table::tls_get_addr_opt_bctrl_): Delete.
 148         (Stub_table::plt_fde_len_, plt_fde_, init_plt_fde): Delete.
 149         (Stub_table::add_plt_call_entry): Don't set tls_get_addr_opt_bctrl_.
 150         (eh_advance): New function.
 151         (stub_sort): New function.
 152         (Stub_table::add_eh_frame): Emit eh_frame for notoc plt calls and
 153         branches as well as __tls_get_addr_opt plt call stub.
 154         (Stub_table::remove_eh_frame): Update to suit.
 155
 156 2019-07-13  Alan Modra  <amodra@gmail.com>
 157
 158         * powerpc.cc (Target_powerpc::maybe_skip_tls_get_addr_call): Handle
 159         notoc calls.
 160         (is_branch_reloc): Template on size.  Return true for REL24_NOTOC.
 161         Update all callers.
 162         (max_branch_delta): Likewise.
 163         (Target_powerpc::Branch_info::make_stub): Add a stub for notoc
 164         calls to functions needing a valid toc pointer.
 165         (Target_powerpc::do_relax): Layout stubs again if any need resize.
 166         (add_12_11_12, addi_12_11, addis_12_11, ldx_12_11_12, ori_12_12_0),
 167         (oris_12_12_0, sldi_12_12_32): Define.
 168         (Stub_table::Plt_stub_ent): Add notoc_ and iter_ fields.
 169         (Stub_table::Branch_stub_key, Branch_stub_key_hash): Rename from
 170         Branch_stub_ent and Branch_stub_ent hash.  Remove save_res_ from key.
 171         (Stub_table::Branch_stub_ent): New struct.
 172         (class Stub_table): Add need_resize and resizing vars.
 173         (Stub_table::need_resize, branch_size): New accessors.
 174         (Stub_table::set_resizing): New function.
 175         (Stub_table::add_plt_call_entry): Handle notoc calls and resizing
 176         on seeing such or a tocsave stubs after a normal stub using the
 177         same sym.
 178         (Stub_table::add_long_branch_entry): Similarly.
 179         (Stub_table::find_long_branch_entry): Return a Branch_stub_ent*.
 180         (Stub_table::define_stub_syms): Adjust
 181         (Stub_table::build_tls_opt_head, build_tls_opt_tail): New functions.
 182         (build_notoc_offset): New function.
 183         (Stub_table::plt_call_size): Move out of line.  Handle notoc calls.
 184         (Stub_table::branch_stub_size): Similarly.
 185         (Stub_table::do_write): Separate loop for ELFv2 stubs, handling
 186         notoc calls.  Simplify ELFv1 loop.  Output notoc branch stubs.
 187         Use build_tls_opt_head and build_tls_opt_tail.
 188         (Target_powerpc::Scan::get_reference_flags): Handle REL24_NOTOC.
 189         (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Likewise,
 190         and PLTSEQ_NOTOC and PLTCALL_NOTOC.
 191         (Target_powerpc::Scan::local, global, relocate): Likewise.
 192
 193 2019-06-28  Alan Modra  <amodra@gmail.com>
 194
 195         * powerpc.cc (Target_powerpc::Relocate::relocate): Don't look
 196         at next/previous reloc when relnum is -1.
 197
 198 2019-06-28  Alan Modra  <amodra@gmail.com>
 199
 200         * powerpc.cc (Stub_table::plt_error): New function.
 201         (Stub_table::do_write): Use it.
 202         (Output_data_glink::do_write): Don't segfault emitting linkage
 203         table error.
 204
 205 2019-06-28  Alan Modra  <amodra@gmail.com>
 206
 207         * powerpc.cc (Target_powerpc::Scan::get_reference_flags): Handle
 208         REL16_HIGH* relocs.
 209         (Target_powerpc::Scan::local): Likewise.
 210         (Target_powerpc::Scan::global): Likewise.
 211         (Target_powerpc::Relocate::relocate): Likewise.
 212
 213 2019-06-10  Martin Liska  <mliska@suse.cz>
 214
 215         * errors.h: Include string.
 216
 217 2019-05-10  Joshua Oreman  <oremanj@hudson-trading.com>
 218
 219         PR gold/21066
 220         * gc.h (gc_process_relocs): Track relocations in .eh_frame sections
 221         when ICF is enabled, even though the .eh_frame sections themselves
 222         are not foldable.
 223         * icf.cc (get_section_contents): Change arguments to permit operation
 224         on just part of a section. Include extra identity regions in the
 225         referring section's contents recursively.
 226         (match_sections): Lock object here instead of in get_section_contents
 227         so that get_section_contents can operate recursively.
 228         (Icf::add_ehframe_links): New method.
 229         (Icf::find_identical_sections): Pass .eh_frame sections to
 230         add_ehframe_links(). Increase default iteration count from 2 to 3
 231         because handling exception info typically requires one extra iteration.
 232         * icf.h (Icf::extra_identity_list_): New data member with accessor.
 233         (is_section_foldable_candidate): Include .gcc_except_table sections.
 234         * options.h: Update documentation for new default ICF iteration count.
 235         * testsuite/Makefile.am (icf_test_pr21066): New test case.
 236         * testsuite/Makefile.in: Regenerate.
 237         * testsuite/icf_test_pr21066.cc: New source file.
 238         * testsuite/icf_test_pr21066.sh: New test script.
 239
 240 2019-02-19  Egeyar Bagcioglu  <egeyar.bagcioglu@oracle.com>
 241
 242      PR gold/23870
 243      * aarch64.cc (Target_aarch64::Scan::global): Check if a symbol with
 244      R_AARCH64_MOVW_.ABS_* relocations requires a PLT entry.
 245      * testsuite/Makefile.am: Add aarch64_pr23870 test case.
 246      * testsuite/Makefile.in: Regenerate.
 247      * testsuite/aarch64_pr23870_bar.c: New file.
 248      * testsuite/aarch64_pr23870_foo.c: New file.
 249      * testsuite/aarch64_pr23870_main.S: New file.
 250
 251 2019-02-12  Nick Clifton  <nickc@redhat.com>
 252
 253         * po/fr.po: Updated French translation.
 254
 255 2019-01-21  Nick Clifton  <nickc@redhat.com>
 256
 257         * po/uk.po: Updated Ukranian translation.
 258
 259 2019-01-19  Nick Clifton  <nickc@redhat.com>
 260
 261         * po/gold.pot: Regenerate.
 262
 263 2018-06-24  Nick Clifton  <nickc@redhat.com>
 264
 265         2.32 branch created.
 266
 267 2019-01-09  Andrew Paprocki  <andrew@ishiboo.com>
 268
 269         * configure: Regenerate.
 270
 271 2019-01-01  Alan Modra  <amodra@gmail.com>
 272
 273         Update year range in copyright notice of all files.
 274
 275 For older changes see ChangeLog-2018
 276 \f
 277 Copyright (C) 2019 Free Software Foundation, Inc.
 278
 279 Copying and distribution of this file, with or without modification,
 280 are permitted in any medium without royalty provided the copyright
 281 notice and this notice are preserved.
 282
 283 Local Variables:
 284 mode: change-log
 285 left-margin: 8
 286 fill-column: 74
 287 version-control: never
 288 End: