gold/ChangeLog

   1 2018-04-18  Nick Clifton  <nickc@redhat.com>
   2
   3         * po/es.po: Updated Spanish translation.
   4
   5 2018-04-14  Cary Coutant  <ccoutant@gmail.com>
   6
   7         PR gold/23046
   8         * gc.h (gc_process_relocs): Pass target to
   9         scan.global_reloc_may_be_function_pointer.
  10
  11 2018-04-09  Alan Modra  <amodra@gmail.com>
  12
  13         * configure: Regenerate.
  14
  15 2018-04-09  Alan Modra  <amodra@gmail.com>
  16
  17         * powerpc.cc (Target_powerpc::Track_tls::maybe_skip_tls_get_addr_call):
  18         Handle inline plt sequence relocs.
  19         (Stub_table::Plt_stub_key::Plt_stub_key): Likewise.
  20         (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Likewise.
  21         (Target_powerpc::Relocate::relocate): Likewise.
  22
  23 2018-04-09  Alan Modra  <amodra@gmail.com>
  24
  25         * powerpc.cc (Target_powerpc::lplt_): New variable.
  26         (Target_powerpc::lplt_section): Associated accessor.
  27         (Target_powerpc::plt_off): Handle local non-ifunc symbols.
  28         (Target_powerpc::make_lplt_section): New function.
  29         (Target_powerpc::make_local_plt_entry): New function.
  30         (Powerpc_relobj::do_relocate_sections): Write out lplt.
  31         (Output_data_plt_powerpc::first_plt_entry_offset): Zero for lplt.
  32         (Output_data_plt_powerpc::add_local_entry): New function.
  33         (Output_data_plt_powerpc::do_write): Ignore lplt.
  34         (Target_powerpc::make_iplt_section): Make lplt first.
  35         (Target_powerpc::make_brlt_section): Make .branch_lt relro.
  36         (Target_powerpc::Scan::local): Handle PLT16 relocs.
  37
  38 2018-04-09  Alan Modra  <amodra@gmail.com>
  39
  40         * powerpc.cc (Target_powerpc::plt_off): New functions.
  41         (is_plt16_reloc): New function.
  42         (Stub_table::plt_off): Use Target_powerpc::plt_off.
  43         (Stub_table::plt_call_size): Use plt_off.
  44         (Stub_table::do_write): Likewise.
  45         (Target_powerpc::Scan::get_reference_flags): Return RELATIVE_REF
  46         for PLT16 relocations.
  47         (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Return true
  48         for PLT16 relocations.
  49         (Target_powerpc::Scan::global): Make a PLT entry for PLT16 relocations.
  50         (Target_powerpc::Relocate::relocate): Support PLT16 relocations.
  51         (Powerpc_scan_relocatable_reloc::global_strategy): Return RELOC_SPECIAL
  52         for ppc32 plt16 relocs.
  53
  54 2018-04-06  Cary Coutant  <ccoutant@gmail.com>
  55
  56         * object.cc (Sized_relobj_file::include_section_group): Store
  57         reference to Kept_section info for discarded comdat sections
  58         regardless of size.  Move size checking to map_to_kept_section.
  59         (Sized_relobj_file::include_linkonce_section): Likewise.
  60         (Sized_relobj_file::map_to_kept_section): Add section name parameter.
  61         Insert size checking logic from above functions.
  62         (Sized_relobj_file::find_kept_section_object): New method.
  63         (Sized_relobj_file::get_symbol_name): New method.
  64         * object.h (Sized_relobj_file::map_to_kept_section): Add section_name
  65         parameter.  Adjust all callers.
  66         (Sized_relobj_file::find_kept_section_object): New method.
  67         (Sized_relobj_file::get_symbol_name): New method.
  68         (Sized_relobj_file::Kept_comdat_section): Replace object and shndx
  69         fields with sh_size, kept_section, symndx, and is_comdat fields.
  70         (Sized_relobj_file::set_kept_comdat_section): Replace kept_object
  71         and kept_shndx parameters with is_comdat, symndx, sh_size, and
  72         kept_section.
  73         (Sized_relobj_file::get_kept_comdat_section): Likewise.
  74         * target-reloc.h (enum Comdat_behavior): Change CB_WARNING to CB_ERROR.
  75         Adjust all references.
  76         (issue_undefined_symbol_error): New function template.
  77         (relocate_section): Pass section name to map_to_kept_section.
  78         Move discarded section code to new function above.
  79         * aarch64.cc (Target_aarch64::scan_reloc_section_for_stubs): Move
  80         declaration for gsym out one level.  Call issue_discarded_error.
  81         * arm.cc (Target_arm::scan_reloc_section_for_stubs): Likewise.
  82         * powerpc.cc (Relocate_comdat_behavior): Change CB_WARNING to CB_ERROR.
  83
  84 2018-04-05  Cary Coutant  <ccoutant@gmail.com>
  85
  86         * target-reloc.h (relocate_section): Add local symbol index or global
  87         symbol name to warning about relocation that refers to discarded
  88         section.
  89
  90 2018-04-05  James Cowgill  <james.cowgill@mips.com>
  91
  92         Revert previous patch and apply revised patch.
  93
  94         PR gold/22770
  95         * mips.cc (Mips_got_info::record_got_page_entry): Don't insert
  96         Got_page_entry for object's GOT.
  97         (Mips_got_info::add_got_page_entries): Add all pages from from's GOT.
  98         Rename to add_got_page_count.
  99         (Got_page_entry): Remove num_pages.
 100
 101 2018-04-05  James Cowgill  <james.cowgill@mips.com>
 102
 103         PR gold/22770
 104         * mips.cc (Mips_got_info::record_got_page_entry): Fetch existing
 105         page entries for the object's GOT.
 106
 107 2018-04-05  Alan Modra  <amodra@gmail.com>
 108
 109         * powerpc.cc (Target_powerpc::make_brlt_section): Make .branch_lt relro.
 110
 111 2018-04-04  Nick Clifton  <nickc@redhat.com>
 112
 113         * po/es.po: Updated Spanish translation.
 114
 115 2018-04-02  Cary Coutant  <ccoutant@gmail.com>
 116
 117         PR gold/23016
 118         * incremental.cc (can_incremental_update): Check for unwind section
 119         type.
 120         * layout.h (Layout::layout): Add sh_type parameter.
 121         * layout.cc (Layout::layout): Likewise.
 122         (Layout::layout_reloc): Create new output reloc section if data
 123         section does not already have one.
 124         (Layout::layout_eh_frame): Check for unwind section type.
 125         (Layout::make_eh_frame_section): Use unwind section type for .eh_frame
 126         and .eh_frame_hdr.
 127         * object.h (Sized_relobj_file::Shdr_write): New typedef.
 128         (Sized_relobj_file::layout_section): Add sh_type parameter.
 129         (Sized_relobj_file::Deferred_layout::Deferred_layout): Add sh_type
 130         parameter.
 131         * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
 132         unwind section type.
 133         (Sized_relobj_file::layout_section): Add sh_type parameter; pass it
 134         to Layout::layout.
 135         (Sized_relobj_file::do_layout): Make local copy of sh_type.
 136         Force .eh_frame sections to unwind section type.
 137         Pass sh_type to layout_section.
 138         (Sized_relobj_file<size, big_endian>::do_layout_deferred_sections):
 139         Pass sh_type to layout_section.
 140         * output.cc (Output_section::Output_section): Initialize reloc_section_.
 141         * output.h (Output_section::reloc_section): New method.
 142         (Output_section::set_reloc_section): New method.
 143         (Output_section::reloc_section_): New data member.
 144         * target.h (Target::unwind_section_type): New method.
 145         (Target::Target_info::unwind_section_type): New data member.
 146
 147         * aarch64.cc (aarch64_info): Add unwind_section_type.
 148         * arm.cc (arm_info, arm_nacl_info): Likewise.
 149         * i386.cc (i386_info, i386_nacl_info, iamcu_info): Likewise.
 150         * mips.cc (mips_info, mips_nacl_info): Likewise.
 151         * powerpc.cc (powerpc_info): Likewise.
 152         * s390.cc (s390_info): Likewise.
 153         * sparc.cc (sparc_info): Likewise.
 154         * tilegx.cc (tilegx_info): Likewise.
 155         * x86_64.cc (x86_64_info, x86_64_nacl_info): Likewise.
 156
 157         * testsuite/Makefile.am (pr23016_1, pr23016_2): New test cases.
 158         * testsuite/Makefile.in: Regenerate.
 159         * testsuite/testfile.cc: Add unwind_section_type.
 160         * testsuite/pr23016_1.sh: New test script.
 161         * testsuite/pr23016_1a.s: New source file.
 162         * testsuite/pr23016_1b.s: New source file.
 163         * testsuite/pr23016_2.sh: New test script.
 164         * testsuite/pr23016_2a.s: New source file.
 165         * testsuite/pr23016_2b.s: New source file.
 166
 167 2018-03-28  Cary Coutant  <ccoutant@gmail.com>
 168
 169         PR gold/21423
 170         PR gold/22500
 171         * configure.ac: Call AC_USE_SYSTEM_EXTENSIONS.
 172         Replace check for --enable-plugins with AC_PLUGINS.
 173         * options.cc (parse_plugin, parse_plugin_opt): Remove #ifdef.
 174         (General_options::finalize): Check if plugins enabled.
 175         * options.h (--plugin, --plugin-opt): Define even if plugins not
 176         enabled.
 177         * Makefile.in: Regenerate.
 178         * aclocal.m4: Regenerate.
 179         * configure: Regenerate.
 180         * testsuite/Makefile.in: Regenerate.
 181
 182 2018-03-28  Cary Coutant  <ccoutant@gmail.com>
 183
 184         PR gold/22969
 185         * aarch64-reloc.def: Add TLSLE_LDST* relocations.
 186         * aarch64.cc (Target_aarch64::optimize_tls_reloc): Likewise.
 187         (Target_aarch64::Scan::local): Likewise.
 188         (Target_aarch64::Scan::global): Likewise.
 189         (Target_aarch64::Relocate::relocate): Likewise.
 190         (Target_aarch64::Relocate::relocate_tls): Likewise.
 191
 192 2018-03-27  Roland McGrath  <mcgrathr@google.com>
 193
 194         * testsuite/split_x86_64.sh: Fix bad regexp.
 195
 196 2018-03-26  Cary Coutant  <ccoutant@gmail.com>
 197
 198         PR gold/22868
 199         * plugin.cc (Sized_pluginobj::do_add_symbols): Use a real section
 200         index instead of SHN_ABS for defined symbols.
 201         * testsuite/Makefile.am (plugin_pr22868): New test case.
 202         * testsuite/Makefile.in: Regenerate
 203         * testsuite/plugin_pr22868.sh: New test script.
 204         * testsuite/plugin_pr22868_a.c: New source file.
 205         * testsuite/plugin_pr22868_b.c: New source file.
 206
 207 2018-03-23  Cary Coutant  <ccoutant@gmail.com>
 208
 209         * plugin.cc (link_or_copy_file): Remove newlines from warning messages.
 210         Add pedantic check for return value from ::write.
 211
 212 2018-03-23  Cary Coutant  <ccoutant@gmail.com>
 213
 214         * debug.h (DEBUG_PLUGIN): New constant.
 215         (DEBUG_ALL): Add DEBUG_PLUGIN.
 216         (debug_string_to_enum): Likewise.
 217         * plugin.cc (make_sized_plugin_object): Add filename parameter.
 218         (Plugin_recorder): New class.
 219         (Plugin_manager::~Plugin_manager): Delete recorder_.
 220         (Plugin_manager::load_plugins): Create and initialize recorder_.
 221         (Plugin_manager::claim_file): Record claimed and unclaimed files.
 222         (Plugin_manager::make_plugin_object): Use object name as name for
 223         plugin object, if available.
 224         (Plugin_manager::add_input_file): Record replacement files.
 225         (Sized_pluginobj::do_add_symbols): Record plugin symbols.
 226         (Plugin_finish::run): Call Plugin_recorder::finish().
 227         (make_sized_plugin_object): Add filename parameter and pass to
 228         Sized_pluginobj constructor.
 229         * plugin.h (Plugin::filename): New method.
 230         (Plugin::recorder): New method.
 231         (Plugin::recorder_): New data member.
 232
 233 2018-03-07  Sriraman Tallam  <tmsriram@google.com>
 234
 235         * layout.cc (Layout::default_section_order): Check for text section
 236         prefixes.
 237         (Layout::text_section_name_mapping): New static member.
 238         (Layout::text_section_name_mapping_count): New static member.
 239         (Layout::match_section_name): New static function.
 240         (Layout::output_section_name): Check for text section prefixes.
 241         * layout.h (Output_section_order::ORDER_TEXT_HOT): New enum value.
 242         (Output_section_order::ORDER_TEXT_STARTUP): New enum value.
 243         (Output_section_order::ORDER_TEXT_EXIT): New enum value.
 244         (Output_section_order::ORDER_TEXT_UNLIKELY): New enum value.
 245         (Layout::text_section_name_mapping): New static member.
 246         (Layout::text_section_name_mapping_count): New static member.
 247         (Layout::match_section_name): New static function.
 248         * options.h (keep_text_section_prefix): New -z option.
 249         * testsuite/Makefile.am (keep_text_section_prefix): New test.
 250         * testsuite/Makefile.in: Regenerate.
 251         * testsuite/keep_text_section_prefix.cc: New test source.
 252         * testsuite/keep_text_section_prefix.sh: New test script.
 253
 254 2018-02-22  Sriraman Tallam  <tmsriram@google.com>
 255
 256         * plugin.cc (get_wrap_symbols): New plugin interface.
 257         (load): Add get_wrap_symbols to transfer vector.
 258         * plugin-api.h (ld_plugin_get_wrap_symbols): New plugin interface.
 259         * testsuite/plugin_test.c (onload): Call and check get_wrap_symbols
 260         interface.
 261         * testsuite/plugin_test_wrap_symbols.sh: New test script.
 262         * testsuite/plugin_test_wrap_symbols_1.cc: New file.
 263         * testsuite/plugin_test_wrap_symbols_2.cc: New file.
 264         * testsuite/Makefile.am (plugin_test_wrap_symbols): New test.
 265         * testsuite/Makefile.in: Regenerate.
 266
 267 2018-02-07  Sriraman Tallam  <tmsriram@google.com>
 268
 269         * expression.cc (Symbol_expression::set_expr_sym_in_real_elf):
 270         New method.
 271         (Unary_expression::set_expr_sym_in_real_elf): New method.
 272         (Binary_expression::set_expr_sym_in_real_elf): New method.
 273         (Trinary_expression::set_expr_sym_in_real_elf): New method.
 274         * plugin.cc (get_symbol_resolution_info): Fix symbol resolution if
 275         defined or used in defsyms.
 276         * plugin.h (Plugin_manager::is_defsym_def): New method.
 277         (Plugin_manager::Plugin_manager): Initialize defsym_defines_set_.
 278         (Plugin_manager::defsym_defines_set_): New member.
 279         (Plugin_manager::Defsym_defines_set): New typedef.
 280         * script.cc (Script_options::set_defsym_uses_in_real_elf): New method.
 281         (Script_options::find_defsym_defs): New method.
 282         * script.h (Expression::set_expr_sym_in_real_elf): New method.
 283         (Symbol_assignment::is_defsym): New method.
 284         (Symbol_assignment::value): New method.
 285         (Script_options::find_defsym_defs): New method.
 286         (Script_options::set_defsym_uses_in_real_elf): New method.
 287         * testsuite/Makefile.am (plugin_test_defsym): New test.
 288         * testsuite/Makefile.in: Regenerate.
 289         * testsuite/plugin_test.c: Check for new symbol resolution.
 290         * testsuite/plugin_test_defsym.sh: New script.
 291         * testsuite/plugin_test_defsym.c: New test source.
 292
 293 2018-02-07  Alan Modra  <amodra@gmail.com>
 294
 295         Revert 2018-01-17  Alan Modra  <amodra@gmail.com>
 296         * options.h: Remove --speculate-indirect-jumps support.
 297         * powerpc.cc: Likewise.
 298
 299 2018-02-02  Cary Coutant  <ccoutant@gmail.com>
 300
 301         * PR gold/22776
 302         * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog): Add
 303         support for DWARF-4 line number tables.
 304         * dwarf_reader.h (Sized_dwarf_line_info::max_ops_per_insn): New field.
 305
 306 2018-01-18  Alan Modra  <amodra@gmail.com>
 307
 308         * powerpc.cc (param_plt_align): New function supplying default
 309         --plt-align values.  Use it..
 310         (Stub_table::plt_call_align): ..here, and..
 311         (Output_data_glink::global_entry_align): ..here.
 312         (Stub_table::stub_align): Correct 32-bit minimum alignment.
 313
 314 2018-01-17  Alan Modra  <amodra@gmail.com>
 315
 316         * options.h (speculate_indirect_jumps): New option.
 317         * powerpc.cc (beqctrm, beqctrlm, crseteq): New insn constants.
 318         (output_bctr): New function.
 319         (Stub_table::plt_call_size): Add space for speculation barrier.
 320         (Stub_table::branch_stub_size): Likewise.
 321         (Output_data_glink::pltresolve_size): Likewise.
 322         (Stub_table::do_write): Output speculation barriers.
 323
 324 2018-01-17  Alan Modra  <amodra@gmail.com>
 325
 326         * options.h (plt_align): Support for PowerPC32 too.
 327         * powerpc.cc (Stub_table::stub_align): Heed --plt-align for 32-bit.
 328         (Stub_table::plt_call_size, branch_stub_size): Tidy.
 329         (Stub_table::plt_call_align): Implement using stub_align.
 330         (Output_data_glink::global_entry_align): New function.
 331         (Output_data_glink::global_entry_off): New function.
 332         (Output_data_glink::global_entry_address): Use global_entry_off.
 333         (Output_data_glink::pltresolve_size): New function, replacing
 334         pltresolve_size_ constant.  Update all uses.
 335         (Output_data_glink::add_global_entry): Align offset.
 336         (Output_data_glink::set_final_data_size): Use global_entry_align.
 337         (Stub_table::do_write): Don't pad __glink_PLTrelsolve with nops.
 338         Tidy stub output.  Use global_entry_off.
 339
 340 2018-01-15  Cary Coutant  <ccoutant@gmail.com>
 341
 342         PR gold/22694
 343         * options.h (-fuse-ld): Add correct helparg.
 344
 345 2018-01-15  Nick Clifton  <nickc@redhat.com>
 346
 347         * po/uk.po: Updated Ukranian translation.
 348
 349 2018-01-13  Nick Clifton  <nickc@redhat.com>
 350
 351         * po/gold.pot: Regenerated.
 352
 353 2018-01-13  Nick Clifton  <nickc@redhat.com>
 354
 355         2.30 branch created.
 356
 357 2018-01-12  Cary Coutant  <ccoutant@gmail.com>
 358
 359         * NEWS: Add new features in 1.15.
 360         * version.cc (version_string): Bump to 1.15.
 361
 362 2018-01-12  Sterling Augustine  <saugustine@google.com>
 363
 364         * cref.cc (Cref_inputs::Cref_table_compare::operator): Add
 365         conditionals and calls to is_forwarder.
 366
 367 2018-01-03  Alan Modra  <amodra@gmail.com>
 368
 369         Update year range in copyright notice of all files.
 370
 371 For older changes see ChangeLog-2017
 372 \f
 373 Copyright (C) 2018 Free Software Foundation, Inc.
 374
 375 Copying and distribution of this file, with or without modification,
 376 are permitted in any medium without royalty provided the copyright
 377 notice and this notice are preserved.
 378
 379 Local Variables:
 380 mode: change-log
 381 left-margin: 8
 382 fill-column: 74
 383 version-control: never
 384 End: