gold/ChangeLog

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