gold/ChangeLog

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