gold/ChangeLog

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