gold/ChangeLog

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