gold/ChangeLog

   1 2019-07-13  Alan Modra  <amodra@gmail.com>
   2
   3         * ehframe.cc (Fde::operator==): Delete.
   4         (Cie::remove_fde): Delete.
   5         (Eh_frame::remove_ehframe_for_plt): Delete fde_data and fde_length
   6         parameters.  Remove all post-map plt FDEs.
   7         * ehframe.h (Fde:post_map): Make const, add variant to compare plt.
   8         (Fde::operator==): Delete.
   9         (Cie::remove_fde): Implement here.
  10         (Cie::last_fde): New accessor.
  11         (Eh_frame::remove_ehframe_for_plt): Update prototype.
  12         * layout.cc (Layout::remove_eh_frame_for_plt): Delete fde_data and
  13         fde_length parameters.
  14         * layout.h (Layout::remove_eh_frame_for_plt): Update prototype.
  15         * powerpc.cc (Stub_table::tls_get_addr_opt_bctrl_): Delete.
  16         (Stub_table::plt_fde_len_, plt_fde_, init_plt_fde): Delete.
  17         (Stub_table::add_plt_call_entry): Don't set tls_get_addr_opt_bctrl_.
  18         (eh_advance): New function.
  19         (stub_sort): New function.
  20         (Stub_table::add_eh_frame): Emit eh_frame for notoc plt calls and
  21         branches as well as __tls_get_addr_opt plt call stub.
  22         (Stub_table::remove_eh_frame): Update to suit.
  23
  24 2019-07-13  Alan Modra  <amodra@gmail.com>
  25
  26         * powerpc.cc (Target_powerpc::maybe_skip_tls_get_addr_call): Handle
  27         notoc calls.
  28         (is_branch_reloc): Template on size.  Return true for REL24_NOTOC.
  29         Update all callers.
  30         (max_branch_delta): Likewise.
  31         (Target_powerpc::Branch_info::make_stub): Add a stub for notoc
  32         calls to functions needing a valid toc pointer.
  33         (Target_powerpc::do_relax): Layout stubs again if any need resize.
  34         (add_12_11_12, addi_12_11, addis_12_11, ldx_12_11_12, ori_12_12_0),
  35         (oris_12_12_0, sldi_12_12_32): Define.
  36         (Stub_table::Plt_stub_ent): Add notoc_ and iter_ fields.
  37         (Stub_table::Branch_stub_key, Branch_stub_key_hash): Rename from
  38         Branch_stub_ent and Branch_stub_ent hash.  Remove save_res_ from key.
  39         (Stub_table::Branch_stub_ent): New struct.
  40         (class Stub_table): Add need_resize and resizing vars.
  41         (Stub_table::need_resize, branch_size): New accessors.
  42         (Stub_table::set_resizing): New function.
  43         (Stub_table::add_plt_call_entry): Handle notoc calls and resizing
  44         on seeing such or a tocsave stubs after a normal stub using the
  45         same sym.
  46         (Stub_table::add_long_branch_entry): Similarly.
  47         (Stub_table::find_long_branch_entry): Return a Branch_stub_ent*.
  48         (Stub_table::define_stub_syms): Adjust
  49         (Stub_table::build_tls_opt_head, build_tls_opt_tail): New functions.
  50         (build_notoc_offset): New function.
  51         (Stub_table::plt_call_size): Move out of line.  Handle notoc calls.
  52         (Stub_table::branch_stub_size): Similarly.
  53         (Stub_table::do_write): Separate loop for ELFv2 stubs, handling
  54         notoc calls.  Simplify ELFv1 loop.  Output notoc branch stubs.
  55         Use build_tls_opt_head and build_tls_opt_tail.
  56         (Target_powerpc::Scan::get_reference_flags): Handle REL24_NOTOC.
  57         (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Likewise,
  58         and PLTSEQ_NOTOC and PLTCALL_NOTOC.
  59         (Target_powerpc::Scan::local, global, relocate): Likewise.
  60
  61 2019-06-28  Alan Modra  <amodra@gmail.com>
  62
  63         * powerpc.cc (Target_powerpc::Relocate::relocate): Don't look
  64         at next/previous reloc when relnum is -1.
  65
  66 2019-06-28  Alan Modra  <amodra@gmail.com>
  67
  68         * powerpc.cc (Stub_table::plt_error): New function.
  69         (Stub_table::do_write): Use it.
  70         (Output_data_glink::do_write): Don't segfault emitting linkage
  71         table error.
  72
  73 2019-06-28  Alan Modra  <amodra@gmail.com>
  74
  75         * powerpc.cc (Target_powerpc::Scan::get_reference_flags): Handle
  76         REL16_HIGH* relocs.
  77         (Target_powerpc::Scan::local): Likewise.
  78         (Target_powerpc::Scan::global): Likewise.
  79         (Target_powerpc::Relocate::relocate): Likewise.
  80
  81 2019-06-10  Martin Liska  <mliska@suse.cz>
  82
  83         * errors.h: Include string.
  84
  85 2019-05-10  Joshua Oreman  <oremanj@hudson-trading.com>
  86
  87         PR gold/21066
  88         * gc.h (gc_process_relocs): Track relocations in .eh_frame sections
  89         when ICF is enabled, even though the .eh_frame sections themselves
  90         are not foldable.
  91         * icf.cc (get_section_contents): Change arguments to permit operation
  92         on just part of a section. Include extra identity regions in the
  93         referring section's contents recursively.
  94         (match_sections): Lock object here instead of in get_section_contents
  95         so that get_section_contents can operate recursively.
  96         (Icf::add_ehframe_links): New method.
  97         (Icf::find_identical_sections): Pass .eh_frame sections to
  98         add_ehframe_links(). Increase default iteration count from 2 to 3
  99         because handling exception info typically requires one extra iteration.
 100         * icf.h (Icf::extra_identity_list_): New data member with accessor.
 101         (is_section_foldable_candidate): Include .gcc_except_table sections.
 102         * options.h: Update documentation for new default ICF iteration count.
 103         * testsuite/Makefile.am (icf_test_pr21066): New test case.
 104         * testsuite/Makefile.in: Regenerate.
 105         * testsuite/icf_test_pr21066.cc: New source file.
 106         * testsuite/icf_test_pr21066.sh: New test script.
 107
 108 2019-02-19  Egeyar Bagcioglu  <egeyar.bagcioglu@oracle.com>
 109
 110      PR gold/23870
 111      * aarch64.cc (Target_aarch64::Scan::global): Check if a symbol with
 112      R_AARCH64_MOVW_.ABS_* relocations requires a PLT entry.
 113      * testsuite/Makefile.am: Add aarch64_pr23870 test case.
 114      * testsuite/Makefile.in: Regenerate.
 115      * testsuite/aarch64_pr23870_bar.c: New file.
 116      * testsuite/aarch64_pr23870_foo.c: New file.
 117      * testsuite/aarch64_pr23870_main.S: New file.
 118
 119 2019-02-12  Nick Clifton  <nickc@redhat.com>
 120
 121         * po/fr.po: Updated French translation.
 122
 123 2019-01-21  Nick Clifton  <nickc@redhat.com>
 124
 125         * po/uk.po: Updated Ukranian translation.
 126
 127 2019-01-19  Nick Clifton  <nickc@redhat.com>
 128
 129         * po/gold.pot: Regenerate.
 130
 131 2018-06-24  Nick Clifton  <nickc@redhat.com>
 132
 133         2.32 branch created.
 134
 135 2019-01-09  Andrew Paprocki  <andrew@ishiboo.com>
 136
 137         * configure: Regenerate.
 138
 139 2019-01-01  Alan Modra  <amodra@gmail.com>
 140
 141         Update year range in copyright notice of all files.
 142
 143 For older changes see ChangeLog-2018
 144 \f
 145 Copyright (C) 2019 Free Software Foundation, Inc.
 146
 147 Copying and distribution of this file, with or without modification,
 148 are permitted in any medium without royalty provided the copyright
 149 notice and this notice are preserved.
 150
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