gold/ChangeLog

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