gold/ChangeLog

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