gold/ChangeLog

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