gold/ChangeLog

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