gold/ChangeLog

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