gold/ChangeLog

   1 2018-04-09  Alan Modra  <amodra@gmail.com>
   2
   3         * powerpc.cc (Target_powerpc::plt_off): New functions.
   4         (is_plt16_reloc): New function.
   5         (Stub_table::plt_off): Use Target_powerpc::plt_off.
   6         (Stub_table::plt_call_size): Use plt_off.
   7         (Stub_table::do_write): Likewise.
   8         (Target_powerpc::Scan::get_reference_flags): Return RELATIVE_REF
   9         for PLT16 relocations.
  10         (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Return true
  11         for PLT16 relocations.
  12         (Target_powerpc::Scan::global): Make a PLT entry for PLT16 relocations.
  13         (Target_powerpc::Relocate::relocate): Support PLT16 relocations.
  14         (Powerpc_scan_relocatable_reloc::global_strategy): Return RELOC_SPECIAL
  15         for ppc32 plt16 relocs.
  16
  17 2018-04-06  Cary Coutant  <ccoutant@gmail.com>
  18
  19         * object.cc (Sized_relobj_file::include_section_group): Store
  20         reference to Kept_section info for discarded comdat sections
  21         regardless of size.  Move size checking to map_to_kept_section.
  22         (Sized_relobj_file::include_linkonce_section): Likewise.
  23         (Sized_relobj_file::map_to_kept_section): Add section name parameter.
  24         Insert size checking logic from above functions.
  25         (Sized_relobj_file::find_kept_section_object): New method.
  26         (Sized_relobj_file::get_symbol_name): New method.
  27         * object.h (Sized_relobj_file::map_to_kept_section): Add section_name
  28         parameter.  Adjust all callers.
  29         (Sized_relobj_file::find_kept_section_object): New method.
  30         (Sized_relobj_file::get_symbol_name): New method.
  31         (Sized_relobj_file::Kept_comdat_section): Replace object and shndx
  32         fields with sh_size, kept_section, symndx, and is_comdat fields.
  33         (Sized_relobj_file::set_kept_comdat_section): Replace kept_object
  34         and kept_shndx parameters with is_comdat, symndx, sh_size, and
  35         kept_section.
  36         (Sized_relobj_file::get_kept_comdat_section): Likewise.
  37         * target-reloc.h (enum Comdat_behavior): Change CB_WARNING to CB_ERROR.
  38         Adjust all references.
  39         (issue_undefined_symbol_error): New function template.
  40         (relocate_section): Pass section name to map_to_kept_section.
  41         Move discarded section code to new function above.
  42         * aarch64.cc (Target_aarch64::scan_reloc_section_for_stubs): Move
  43         declaration for gsym out one level.  Call issue_discarded_error.
  44         * arm.cc (Target_arm::scan_reloc_section_for_stubs): Likewise.
  45         * powerpc.cc (Relocate_comdat_behavior): Change CB_WARNING to CB_ERROR.
  46
  47 2018-04-05  Cary Coutant  <ccoutant@gmail.com>
  48
  49         * target-reloc.h (relocate_section): Add local symbol index or global
  50         symbol name to warning about relocation that refers to discarded
  51         section.
  52
  53 2018-04-05  James Cowgill  <james.cowgill@mips.com>
  54
  55         Revert previous patch and apply revised patch.
  56
  57         PR gold/22770
  58         * mips.cc (Mips_got_info::record_got_page_entry): Don't insert
  59         Got_page_entry for object's GOT.
  60         (Mips_got_info::add_got_page_entries): Add all pages from from's GOT.
  61         Rename to add_got_page_count.
  62         (Got_page_entry): Remove num_pages.
  63
  64 2018-04-05  James Cowgill  <james.cowgill@mips.com>
  65
  66         PR gold/22770
  67         * mips.cc (Mips_got_info::record_got_page_entry): Fetch existing
  68         page entries for the object's GOT.
  69
  70 2018-04-05  Alan Modra  <amodra@gmail.com>
  71
  72         * powerpc.cc (Target_powerpc::make_brlt_section): Make .branch_lt relro.
  73
  74 2018-04-04  Nick Clifton  <nickc@redhat.com>
  75
  76         * po/es.po: Updated Spanish translation.
  77
  78 2018-04-02  Cary Coutant  <ccoutant@gmail.com>
  79
  80         PR gold/23016
  81         * incremental.cc (can_incremental_update): Check for unwind section
  82         type.
  83         * layout.h (Layout::layout): Add sh_type parameter.
  84         * layout.cc (Layout::layout): Likewise.
  85         (Layout::layout_reloc): Create new output reloc section if data
  86         section does not already have one.
  87         (Layout::layout_eh_frame): Check for unwind section type.
  88         (Layout::make_eh_frame_section): Use unwind section type for .eh_frame
  89         and .eh_frame_hdr.
  90         * object.h (Sized_relobj_file::Shdr_write): New typedef.
  91         (Sized_relobj_file::layout_section): Add sh_type parameter.
  92         (Sized_relobj_file::Deferred_layout::Deferred_layout): Add sh_type
  93         parameter.
  94         * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
  95         unwind section type.
  96         (Sized_relobj_file::layout_section): Add sh_type parameter; pass it
  97         to Layout::layout.
  98         (Sized_relobj_file::do_layout): Make local copy of sh_type.
  99         Force .eh_frame sections to unwind section type.
 100         Pass sh_type to layout_section.
 101         (Sized_relobj_file<size, big_endian>::do_layout_deferred_sections):
 102         Pass sh_type to layout_section.
 103         * output.cc (Output_section::Output_section): Initialize reloc_section_.
 104         * output.h (Output_section::reloc_section): New method.
 105         (Output_section::set_reloc_section): New method.
 106         (Output_section::reloc_section_): New data member.
 107         * target.h (Target::unwind_section_type): New method.
 108         (Target::Target_info::unwind_section_type): New data member.
 109
 110         * aarch64.cc (aarch64_info): Add unwind_section_type.
 111         * arm.cc (arm_info, arm_nacl_info): Likewise.
 112         * i386.cc (i386_info, i386_nacl_info, iamcu_info): Likewise.
 113         * mips.cc (mips_info, mips_nacl_info): Likewise.
 114         * powerpc.cc (powerpc_info): Likewise.
 115         * s390.cc (s390_info): Likewise.
 116         * sparc.cc (sparc_info): Likewise.
 117         * tilegx.cc (tilegx_info): Likewise.
 118         * x86_64.cc (x86_64_info, x86_64_nacl_info): Likewise.
 119
 120         * testsuite/Makefile.am (pr23016_1, pr23016_2): New test cases.
 121         * testsuite/Makefile.in: Regenerate.
 122         * testsuite/testfile.cc: Add unwind_section_type.
 123         * testsuite/pr23016_1.sh: New test script.
 124         * testsuite/pr23016_1a.s: New source file.
 125         * testsuite/pr23016_1b.s: New source file.
 126         * testsuite/pr23016_2.sh: New test script.
 127         * testsuite/pr23016_2a.s: New source file.
 128         * testsuite/pr23016_2b.s: New source file.
 129
 130 2018-03-28  Cary Coutant  <ccoutant@gmail.com>
 131
 132         PR gold/21423
 133         PR gold/22500
 134         * configure.ac: Call AC_USE_SYSTEM_EXTENSIONS.
 135         Replace check for --enable-plugins with AC_PLUGINS.
 136         * options.cc (parse_plugin, parse_plugin_opt): Remove #ifdef.
 137         (General_options::finalize): Check if plugins enabled.
 138         * options.h (--plugin, --plugin-opt): Define even if plugins not
 139         enabled.
 140         * Makefile.in: Regenerate.
 141         * aclocal.m4: Regenerate.
 142         * configure: Regenerate.
 143         * testsuite/Makefile.in: Regenerate.
 144
 145 2018-03-28  Cary Coutant  <ccoutant@gmail.com>
 146
 147         PR gold/22969
 148         * aarch64-reloc.def: Add TLSLE_LDST* relocations.
 149         * aarch64.cc (Target_aarch64::optimize_tls_reloc): Likewise.
 150         (Target_aarch64::Scan::local): Likewise.
 151         (Target_aarch64::Scan::global): Likewise.
 152         (Target_aarch64::Relocate::relocate): Likewise.
 153         (Target_aarch64::Relocate::relocate_tls): Likewise.
 154
 155 2018-03-27  Roland McGrath  <mcgrathr@google.com>
 156
 157         * testsuite/split_x86_64.sh: Fix bad regexp.
 158
 159 2018-03-26  Cary Coutant  <ccoutant@gmail.com>
 160
 161         PR gold/22868
 162         * plugin.cc (Sized_pluginobj::do_add_symbols): Use a real section
 163         index instead of SHN_ABS for defined symbols.
 164         * testsuite/Makefile.am (plugin_pr22868): New test case.
 165         * testsuite/Makefile.in: Regenerate
 166         * testsuite/plugin_pr22868.sh: New test script.
 167         * testsuite/plugin_pr22868_a.c: New source file.
 168         * testsuite/plugin_pr22868_b.c: New source file.
 169
 170 2018-03-23  Cary Coutant  <ccoutant@gmail.com>
 171
 172         * plugin.cc (link_or_copy_file): Remove newlines from warning messages.
 173         Add pedantic check for return value from ::write.
 174
 175 2018-03-23  Cary Coutant  <ccoutant@gmail.com>
 176
 177         * debug.h (DEBUG_PLUGIN): New constant.
 178         (DEBUG_ALL): Add DEBUG_PLUGIN.
 179         (debug_string_to_enum): Likewise.
 180         * plugin.cc (make_sized_plugin_object): Add filename parameter.
 181         (Plugin_recorder): New class.
 182         (Plugin_manager::~Plugin_manager): Delete recorder_.
 183         (Plugin_manager::load_plugins): Create and initialize recorder_.
 184         (Plugin_manager::claim_file): Record claimed and unclaimed files.
 185         (Plugin_manager::make_plugin_object): Use object name as name for
 186         plugin object, if available.
 187         (Plugin_manager::add_input_file): Record replacement files.
 188         (Sized_pluginobj::do_add_symbols): Record plugin symbols.
 189         (Plugin_finish::run): Call Plugin_recorder::finish().
 190         (make_sized_plugin_object): Add filename parameter and pass to
 191         Sized_pluginobj constructor.
 192         * plugin.h (Plugin::filename): New method.
 193         (Plugin::recorder): New method.
 194         (Plugin::recorder_): New data member.
 195
 196 2018-03-07  Sriraman Tallam  <tmsriram@google.com>
 197
 198         * layout.cc (Layout::default_section_order): Check for text section
 199         prefixes.
 200         (Layout::text_section_name_mapping): New static member.
 201         (Layout::text_section_name_mapping_count): New static member.
 202         (Layout::match_section_name): New static function.
 203         (Layout::output_section_name): Check for text section prefixes.
 204         * layout.h (Output_section_order::ORDER_TEXT_HOT): New enum value.
 205         (Output_section_order::ORDER_TEXT_STARTUP): New enum value.
 206         (Output_section_order::ORDER_TEXT_EXIT): New enum value.
 207         (Output_section_order::ORDER_TEXT_UNLIKELY): New enum value.
 208         (Layout::text_section_name_mapping): New static member.
 209         (Layout::text_section_name_mapping_count): New static member.
 210         (Layout::match_section_name): New static function.
 211         * options.h (keep_text_section_prefix): New -z option.
 212         * testsuite/Makefile.am (keep_text_section_prefix): New test.
 213         * testsuite/Makefile.in: Regenerate.
 214         * testsuite/keep_text_section_prefix.cc: New test source.
 215         * testsuite/keep_text_section_prefix.sh: New test script.
 216
 217 2018-02-22  Sriraman Tallam  <tmsriram@google.com>
 218
 219         * plugin.cc (get_wrap_symbols): New plugin interface.
 220         (load): Add get_wrap_symbols to transfer vector.
 221         * plugin-api.h (ld_plugin_get_wrap_symbols): New plugin interface.
 222         * testsuite/plugin_test.c (onload): Call and check get_wrap_symbols
 223         interface.
 224         * testsuite/plugin_test_wrap_symbols.sh: New test script.
 225         * testsuite/plugin_test_wrap_symbols_1.cc: New file.
 226         * testsuite/plugin_test_wrap_symbols_2.cc: New file.
 227         * testsuite/Makefile.am (plugin_test_wrap_symbols): New test.
 228         * testsuite/Makefile.in: Regenerate.
 229
 230 2018-02-07  Sriraman Tallam  <tmsriram@google.com>
 231
 232         * expression.cc (Symbol_expression::set_expr_sym_in_real_elf):
 233         New method.
 234         (Unary_expression::set_expr_sym_in_real_elf): New method.
 235         (Binary_expression::set_expr_sym_in_real_elf): New method.
 236         (Trinary_expression::set_expr_sym_in_real_elf): New method.
 237         * plugin.cc (get_symbol_resolution_info): Fix symbol resolution if
 238         defined or used in defsyms.
 239         * plugin.h (Plugin_manager::is_defsym_def): New method.
 240         (Plugin_manager::Plugin_manager): Initialize defsym_defines_set_.
 241         (Plugin_manager::defsym_defines_set_): New member.
 242         (Plugin_manager::Defsym_defines_set): New typedef.
 243         * script.cc (Script_options::set_defsym_uses_in_real_elf): New method.
 244         (Script_options::find_defsym_defs): New method.
 245         * script.h (Expression::set_expr_sym_in_real_elf): New method.
 246         (Symbol_assignment::is_defsym): New method.
 247         (Symbol_assignment::value): New method.
 248         (Script_options::find_defsym_defs): New method.
 249         (Script_options::set_defsym_uses_in_real_elf): New method.
 250         * testsuite/Makefile.am (plugin_test_defsym): New test.
 251         * testsuite/Makefile.in: Regenerate.
 252         * testsuite/plugin_test.c: Check for new symbol resolution.
 253         * testsuite/plugin_test_defsym.sh: New script.
 254         * testsuite/plugin_test_defsym.c: New test source.
 255
 256 2018-02-07  Alan Modra  <amodra@gmail.com>
 257
 258         Revert 2018-01-17  Alan Modra  <amodra@gmail.com>
 259         * options.h: Remove --speculate-indirect-jumps support.
 260         * powerpc.cc: Likewise.
 261
 262 2018-02-02  Cary Coutant  <ccoutant@gmail.com>
 263
 264         * PR gold/22776
 265         * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog): Add
 266         support for DWARF-4 line number tables.
 267         * dwarf_reader.h (Sized_dwarf_line_info::max_ops_per_insn): New field.
 268
 269 2018-01-18  Alan Modra  <amodra@gmail.com>
 270
 271         * powerpc.cc (param_plt_align): New function supplying default
 272         --plt-align values.  Use it..
 273         (Stub_table::plt_call_align): ..here, and..
 274         (Output_data_glink::global_entry_align): ..here.
 275         (Stub_table::stub_align): Correct 32-bit minimum alignment.
 276
 277 2018-01-17  Alan Modra  <amodra@gmail.com>
 278
 279         * options.h (speculate_indirect_jumps): New option.
 280         * powerpc.cc (beqctrm, beqctrlm, crseteq): New insn constants.
 281         (output_bctr): New function.
 282         (Stub_table::plt_call_size): Add space for speculation barrier.
 283         (Stub_table::branch_stub_size): Likewise.
 284         (Output_data_glink::pltresolve_size): Likewise.
 285         (Stub_table::do_write): Output speculation barriers.
 286
 287 2018-01-17  Alan Modra  <amodra@gmail.com>
 288
 289         * options.h (plt_align): Support for PowerPC32 too.
 290         * powerpc.cc (Stub_table::stub_align): Heed --plt-align for 32-bit.
 291         (Stub_table::plt_call_size, branch_stub_size): Tidy.
 292         (Stub_table::plt_call_align): Implement using stub_align.
 293         (Output_data_glink::global_entry_align): New function.
 294         (Output_data_glink::global_entry_off): New function.
 295         (Output_data_glink::global_entry_address): Use global_entry_off.
 296         (Output_data_glink::pltresolve_size): New function, replacing
 297         pltresolve_size_ constant.  Update all uses.
 298         (Output_data_glink::add_global_entry): Align offset.
 299         (Output_data_glink::set_final_data_size): Use global_entry_align.
 300         (Stub_table::do_write): Don't pad __glink_PLTrelsolve with nops.
 301         Tidy stub output.  Use global_entry_off.
 302
 303 2018-01-15  Cary Coutant  <ccoutant@gmail.com>
 304
 305         PR gold/22694
 306         * options.h (-fuse-ld): Add correct helparg.
 307
 308 2018-01-15  Nick Clifton  <nickc@redhat.com>
 309
 310         * po/uk.po: Updated Ukranian translation.
 311
 312 2018-01-13  Nick Clifton  <nickc@redhat.com>
 313
 314         * po/gold.pot: Regenerated.
 315
 316 2018-01-13  Nick Clifton  <nickc@redhat.com>
 317
 318         2.30 branch created.
 319
 320 2018-01-12  Cary Coutant  <ccoutant@gmail.com>
 321
 322         * NEWS: Add new features in 1.15.
 323         * version.cc (version_string): Bump to 1.15.
 324
 325 2018-01-12  Sterling Augustine  <saugustine@google.com>
 326
 327         * cref.cc (Cref_inputs::Cref_table_compare::operator): Add
 328         conditionals and calls to is_forwarder.
 329
 330 2018-01-03  Alan Modra  <amodra@gmail.com>
 331
 332         Update year range in copyright notice of all files.
 333
 334 For older changes see ChangeLog-2017
 335 \f
 336 Copyright (C) 2018 Free Software Foundation, Inc.
 337
 338 Copying and distribution of this file, with or without modification,
 339 are permitted in any medium without royalty provided the copyright
 340 notice and this notice are preserved.
 341
 342 Local Variables:
 343 mode: change-log
 344 left-margin: 8
 345 fill-column: 74
 346 version-control: never
 347 End: