gold/ChangeLog

   1 2008-06-05  Kris Van Hees  <kris.van.hees@oracle.com>
   2
   3         PR 6584
   4         * binary.cc (Binary_to_elf::sized_convert): Fix .data
   5         alignment.
   6
   7 2008-05-30  Cary Coutant  <ccoutant@google.com>
   8
   9         * archive.cc (Archive::include_all_members) Correct to step
  10         over symbol table and extended name table in thin archives.
  11
  12 2008-05-29  Kris Van Hees  <kris.van.hees@oracle.com>
  13
  14         PR 6407
  15         * target-reloc.h (relocate_for_relocatable): Fix new_offset
  16         calculation.
  17
  18 2008-05-28  Caleb Howe  <cshowe@google.com>
  19
  20         * reduced_debug_output.cc: New file.
  21         * reduced_debug_output.h: New file.
  22         * options.h (class General_optoins): Add --strip-debug-non-line.
  23         * options.cc (General_options::finalize): Add strip_debug_non_line
  24         to the strip heirarchy.
  25         * layout.h (class Layout): Add debug_abbrev_ and debug_info_
  26         fields.
  27         * layout.cc: Include "reduced_debug_output.h".
  28         (Layout::Layout): Initialize new fields.
  29         (line_only_debug_sections): New static array.
  30         (is_lines_only_debug_sections): New static inline function.
  31         (Layout::include_section): Handle --strip-debug-non-line.
  32         (Layout::make_output_section): If --strip-debug-non-line, build
  33         new output sections for .debug_abbrev and .debug_info.
  34         * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
  35         gold.  Warn about possible overflow.
  36         (read_signed_LEB_128): Likewise.
  37         * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
  38         (read_signed_LEB_128): Declare.
  39         * Makefile.am (CCFILES): Add reduced_debug_output.cc.
  40         (HFILES): Add reduced_debug_output.h.
  41         * Makefile.in: Rebuild.
  42
  43 2008-05-21  Ian Lance Taylor  <iant@google.com>
  44
  45         * mapfile.cc: New file.
  46         * mapfile.h: New file.
  47         * options.h (class General_options): Add -M/--print-map and -Map.
  48         * options.cc (General_options::finalize): Make -M equivalent to
  49         -Map -.
  50         * main.cc: Include <cstdio> and "mapfile.h".
  51         (main): Open mapfile if requested.
  52         * gold.cc (class Middle_runner): Add mapfile_ field.  Update
  53         constructor.  Change caller.
  54         (queue_initial_tasks): Add mapfile parameter.  Change caller.
  55         (queue_middle_tasks): Likewise.
  56         * gold.h (queue_initial_tasks, queue_middle_tasks): Update
  57         declarations.
  58         * archive.cc: Include "mapfile.h".
  59         (Archive::add_symbols): Add mapfile parameter.  Change all
  60         callers.  Pass mapfile, symbol, and reason to include_member.
  61         (Archive::include_all_members): Add mapfile parameter.  Change all
  62         callers.
  63         (Archive::include_member): Add mapfile, sym, and why parameters.
  64         Change all callers.  Report inclusion to map file.
  65         * archive.h: Include "fileread.h".
  66         (class Archive): Update declarations.
  67         (Archive::file): New const method.
  68         (class Add_archive_symbols): Add mapfile_ field.  Update
  69         constructor.  Change all callers.
  70         * readsyms.h (class Read_symbols): Likewise.
  71         (class Finish_group): Likewise.
  72         (class Read_script): Likewise.
  73         * common.cc: Include "mapfile.h".
  74         (Symbol_table::allocate_commons): Add mapfile parameter.  Change
  75         all callers.
  76         (Symbol_table::do_allocate_commons): Likewise.
  77         (Symbol_table::do_allocate_commons_list): Likewise.  Report common
  78         symbol allocation to mapfile.
  79         * common.h (class Allocate_commons_task): Add mapfile_ field.
  80         Update constructor.  Change all callers.
  81         * symtab.h (class Symbol_table): Update declarations.
  82         * layout.cc: Include "mapfile.h".
  83         (Layout_task_runner::run): Print information to mapfile.
  84         (Layout::create_gold_note): Change Output_data_fixed_space to
  85         Output_data_zero_fill.
  86         (Layout::create_build_id): Likewise.
  87         (Layout::print_to_mapfile): New function.
  88         * layout.h (class Layout_task_runner): Add mapfile_ field.  Update
  89         constructor.  Change caller.
  90         (class Layout): Declare print_to_mapfile.
  91         * output.cc (Output_section::Input_section::print_to_mapfile): New
  92         function.
  93         (Output_section::add_input_section): If producing a map, always
  94         add to input_sections_ list.
  95         (Output_section::do_print_to_mapfile): New function.
  96         (Output_segment::print_sections_to_mapfile): New function.
  97         (Output_segment::print_section_list_to_mapfile): New function.
  98         * output.h: Include "mapfile.h".
  99         (Output_data::print_to_mapfile): New function.
 100         (Output_data::do_print_to_mapfile): New virtual function.
 101         (Output_segment_headers::do_print_to_mapfile): New function.
 102         (Output_file_header::do_print_to_mapfile): New function.
 103         (Output_data_const::do_print_to_mapfile): New function.
 104         (class Output_data_const_buffer): Add map_name_ field.  Update
 105         constructor.  Change all callers.  Add do_print_to_mapfile
 106         function.
 107         (class Output_data_fixed_space): Likewise.
 108         (class Output_data_space): Likewise.
 109         (class Output_data_zero_fill): New class.
 110         (Output_data_strtab::do_print_to_mapfile): New function.
 111         (Output_data_reloc_base::do_print_to_mapfile): New function.
 112         (Output_relocatable_relocs::do_print_to_mapfile): New function.
 113         (Output_data_group::do_print_to_mapfile): New function.
 114         (Output_data_got::do_print_to_mapfile): New function.
 115         (Output_data_dynamic::do_print_to_mapfile): New function.
 116         (Output_symtab_xindex::do_print_to_mapfile): New function.
 117         (class Output_section): Declare do_print_to_mapflie.  Declare
 118         print_to_mapfile in Input_section.
 119         (class Output_segment): Declare new functions.
 120         * object.h (Sized_relobj::symbol_count): New function.
 121         * script-sections.cc
 122         (Output_section_element_dot_assignment::set_section_addresses):
 123         Change Output_data_fixed_space to Output_data_zero_fill.
 124         (Output_data_expression::do_print_to_mapfile): New function.
 125         * script.cc (read_input_script): Add mapfile parameter.  Change
 126         all callers.
 127         * script.h (read_input_script): Update declaration.
 128         * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
 129         (Eh_frame::do_print_to_mapfile): New function.
 130         * merge.h (Output_merge_data::do_print_to_mapfile): New function.
 131         (Output_merge_string::do_print_to_mapfile): New function.
 132         * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
 133         function.
 134         * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
 135         function.
 136         * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
 137         function.
 138         * Makefile.am (CCFILES): Add mapfile.cc.
 139         (HFILES): Add mapfile.h.
 140         * Makefile.in: Rebuild.
 141
 142 2008-05-19  Ian Lance Taylor  <iant@google.com>
 143
 144         * options.h (class General_options): Add -z relro.
 145         * layout.cc (Layout::Layout): Initialize relro_segment_.
 146         (Layout::add_output_section_data): Return the output section.
 147         (Layout::make_output_section): Rcognize relro sections and mark
 148         them appropriately.
 149         (Layout::attach_allocated_section_to_segment): Put relro sections
 150         in a PT_GNU_RELRO segment.
 151         (Layout::create_initial_dynamic_sections): Mark the .dynamic
 152         section as relro.
 153         (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
 154         PT_TLS segments.
 155         (Layout::linkonce_mapping): Map d.rel.ro.local to
 156         .data.rel.ro.local.
 157         (Layout::output_section_name): Us .data.rel.ro.local for any
 158         section which begins with that.
 159         * layout.h (class Layout): Update add_output_section_data
 160         declaration.  Add relro_segment_ field.
 161         * output.cc (Output_section::Output_section): Initialize is_relro_
 162         and is_relro_local_ fields.
 163         (Output_segment::add_output_section): Group relro sections.
 164         (Output_segment::is_first_section_relro): New function.
 165         (Output_segment::maximum_alignment): If there is a relro section,
 166         align the segment to the common page size.
 167         (Output_segment::set_section_addresses): Track whether we are
 168         looking at relro sections.  If the last section is a relro
 169         section, align to the common page size.
 170         (Output_segment::set_section_list_addresses): Add in_relro
 171         parameter.  Change all callers.  Align to the page size when
 172         moving from relro to non-relro section.
 173         (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
 174         segment.
 175         * output.h (class Output_section): Add is_relro_ and
 176         is_relro_local_ fields.
 177         (Output_section::is_relro): New function.
 178         (Output_section::set_is_relro): New function.
 179         (Output_section::is_relro_local): New function.
 180         (Output_section::set_is_relro_local): New function.
 181         (class Output_segment): Update declarations.
 182         * i386.cc (Target_i386::got_section): Mark .got section as relro.
 183         * sparc.cc (Target_sparc::got_section): Likewise.
 184         * x86_64.cc (Target_x86_64::got_section): Likewise.
 185         * testsuite/relro_test_main.cc: New file.
 186         * testsuite/relro_test.cc: New file.
 187         * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
 188         (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
 189         (relro_test_LDFLAGS, relro_test_LDADD): New variables.
 190         (relro_test.so, relro_test_pic.o): New targets.
 191         * testsuite/Makefile.in: Rebuild.
 192
 193 2008-05-16  Ian Lance Taylor  <iant@google.com>
 194
 195         * output.cc (Output_segment::add_output_section): Remove front
 196         parameter.
 197         * output.h (class Output_segment): Remove
 198         add_initial_output_section and overloaded add_output_section.
 199         Update declaration of remaining add_output_section.
 200         * layout.cc (Layout::create_interp): Call add_output_section
 201         rather than add_initial_output_section.
 202         (Layout::finish_dynamic_section): Likewise.
 203
 204         * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
 205         for TLS_GOTDESC and TLS_DESC_CALL.  Only optimize TLS_LDO_32 if we
 206         know the dynamic type.
 207         * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
 208         field.  Initialize it in constructor.
 209         (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
 210         block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
 211         Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
 212         reloc.
 213
 214         * output.cc (Output_reloc::get_address): Change return type to
 215         Elf_Addr.
 216         * output.h (class Output_reloc): Update get_address declaration.
 217         * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
 218         for section addresses.
 219
 220 2008-05-09  Ian Lance Taylor  <iant@google.com>
 221
 222         PR 6493
 223         * gold.cc (gold_nomem): Use return value of write.
 224
 225 2008-05-08  Ian Lance Taylor  <iant@google.com>
 226
 227         * symtab.c (Symbol::init_base_output_data): Add version
 228         parameter.  Change all callers.
 229         (Symbol::init_base_output_segment): Likewise.
 230         (Symbol::init_base_constant): Likewise.
 231         (Symbol::init_base_undefined): Likewise.
 232         (Sized_symbol::init_output_data): Likewise.
 233         (Sized_symbol::init_output_segment): Likewise.
 234         (Sized_symbol::init_constant): Likewise.
 235         (Sized_symbol::init_undefined): Likewise.
 236         (Symbol_table::do_define_in_output_data): If the new symbol has a
 237         version, mark it as the default.
 238         (Symbol_table::do_define_in_output_segment): Likewise.
 239         (Symbol_table::do_define_as_constant): Likewise.
 240         * symtab.h (class Symbol): Update declarations.
 241         (class Sized_symbol): Likewise.
 242         * resolve.cc (Symbol::override_version): New function.
 243         (Symbol::override_base: Call override_version.
 244         (Symbol::override_base_with_special): Likewise.
 245         * testsuite/ver_script_8.script: New file.
 246         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
 247         (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
 248         (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
 249         (ver_test_8_1.so, ver_test_8_2.so): New targets.
 250
 251 2008-05-06  Ian Lance Taylor  <iant@google.com>
 252
 253         PR 6049
 254         * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
 255         functions.
 256         (class General_options): Remove existing --undefined, and add
 257         --no-undefined instead.  Add new --undefined as synonym for -u.
 258         * archive.cc (Archive::add_symbols): Check whether symbol was
 259         named with -u.
 260         * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
 261         * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
 262         all uses.  Add IS_UNDEFINED.  Update declarations to split
 263         different versions of init_base.  Declare init_base_undefined.
 264         (Symbol::is_defined): Handle IS_UNDEFINED.
 265         (Symbol::is_undefined): Likewise.
 266         (Symbol::is_weak_undefined): Call is_undefined.
 267         (Symbol::is_absolute): Handle IS_CONSTANT.
 268         (class Sized_symbol): Update declarations to split different
 269         versions of init.  Declare init_undefined.
 270         (class Symbol_table): Declare new functions.
 271         * symtab.cc (Symbol::init_base_object): Rename from init_base.
 272         Change all callers.
 273         (Symbol::init_base_output_data): Likewise.
 274         (Symbol::init_base_output_segment): Likewise.
 275         (Symbol::init_base_constant): Likewise.
 276         (Symbol::init_base_undefined): New function.
 277         (Sized_symbol::init_object): Rename from init.  Change all
 278         callers.
 279         (Sized_symbol::init_output_data): Likewise.
 280         (Sized_symbol::init_output_segment): Likewise.
 281         (Sized_symbol::init_constant): Likewise.
 282         (Sized_symbol::init_undefined): New function.
 283         (Symbol_table::add_undefined_symbols_from_command_line): New
 284         function.
 285         (Symbol_table::do_add_undefined_symbols_from_command_line): New
 286         function.
 287         (Symbol::final_value_is_known): Handle IS_UNDEFINED.
 288         (Symbol::output_section): Likewise.
 289         (Symbol::set_output_section): Likewise.
 290         (Symbol_table::sized_finalize_symbol): Likewise.
 291         (Symbol_table::sized_write_globals): Likewise.
 292         * resolve.cc (Symbol_table::should_override): Likewise.
 293         (Symbol::override_base_with_special): Likewise.
 294
 295         * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
 296         symbol, change it to have default visibility.
 297         * testsuite/protected_1.cc: New file.
 298         * testsuite/protected_2.cc: New file.
 299         * testsuite/protected_3.cc: New file.
 300         * testsuite/protected_main_1.cc: New file.
 301         * testsuite/protected_main_2.cc: New file.
 302         * testsuite/protected_main_3.cc: New file.
 303         * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
 304         (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
 305         (protected_1_LDFLAGS, protected_1_LDADD): Define.
 306         (protected_1.so): New target.
 307         (protected_1_pic.o, protected_2_pic.o): New targets.
 308         (protected_3_pic.o): New target.
 309         (check_PROGRAMS): Add protected_2.
 310         (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
 311         (protected_2_LDFLAGS, protected_2_LDADD): Define.
 312         * testsuite/Makefile.in: Rebuild.
 313
 314         * options.h (DEFINE_var): Add set_user_set_##varname__.
 315         (DEFINE_bool_alias): New macro.
 316         (class General_options): Define -Bstatic using DEFINE_bool_alias
 317         rather than DEFINE_special.  Add --undefined as an alias for -z
 318         defs.
 319         * options.cc (General_options::parse_Bstatic): Remove.
 320
 321         * options.h (class General_options): Add --fatal-warnings.
 322         * main.cc (main): Implement --fatal-warnings.
 323         * errors.h (Errors::warning_count): New function.
 324
 325         * options.h (class General_options): Add -Bsymbolic-functions.
 326         * symtab.h (Symbol::is_preemptible): Check for
 327         -Bsymbolic-functions.
 328
 329 2008-05-05  Ian Lance Taylor  <iant@google.com>
 330
 331         * options.h (DEFINE_bool): For DASH_Z, create the negative option
 332         as noVARNAME rather than no-VARNAME.
 333         (class General_options): Add option -z combreloc.
 334         * output.h (class Output_reloc) [SHT_REL]: Declare compare and
 335         get_address.
 336         (Output_reloc::sort_before) [SHT_REL]: New function.
 337         (Output_reloc::sort_before) [SHT_RELA]: New function.
 338         (class Output_data_reloc_base): Add sort_relocs_ field.  Define
 339         Sort_relocs_comparison.
 340         (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
 341         parameter.  Change all callers.
 342         (Output_data_reloc::Output_data_reloc) [both versions]: Add
 343         sort_relocs parameter.  Change all callers.
 344         * output.cc (Output_reloc::get_address): New function, broken out
 345         of write_rel.
 346         (Output_reloc::write_rel): Call it.
 347         (Output_reloc::compare): New function.
 348         (Output_data_reloc_base::do_write): Optionally sort relocs.
 349
 350         * configure.ac: If targ_extra_obj is set, link it in.
 351         * configure.tgt: Initialize all variables.
 352         (x86_64*): Set targ_extra_obj and targ_extra_size.
 353         * configure: Rebuild.
 354
 355         * object.cc (Sized_relobj::include_section_group): Adjust section
 356         indexes read from group data.  Build vector to pass to
 357         layout_group.
 358         * layout.cc (Layout::layout_group): Add flags and shndxes
 359         parameters.  Remove contents parameter.  Change caller.  Update
 360         explicit instantiations.
 361         * layout.h (class Layout): Update layout_group declaration.
 362         * output.cc (Output_data_group::Output_data_group): Add flags and
 363         input_shndxes parameters.  Remove contents parameter.  Change
 364         caller.
 365         (Output_data_group::do_write): Change input_sections_ to
 366         input_shndxes_.
 367         * output.h (class Output_data_group): Update constructor
 368         declaration.  Rename input_sections_ to input_shndxes_.
 369         * testsuite/many_sections_test.cc: Add template.
 370
 371 2008-04-30  Cary Coutant  <ccoutant@google.com>
 372
 373         * target-reloc.h (relocate_section): Fix dead-pointer bug.
 374
 375         * layout.cc (Layout::include_section): Refactored check for debug
 376         info section.
 377         (Layout::add_comdat): Add new parameters.  Change type
 378         of signature parameter.  Add object and shndx to signatures table.
 379         (Layout::find_kept_object): New function.
 380         * layout.h: Include <cstring>.
 381         (Layout::is_debug_info_section): New function.
 382         (Layout::add_comdat): Add new parameters.
 383         (Layout::find_kept_object): New function.
 384         (Layout::Kept_section): New struct.
 385         (Layout::Signatures): Change type of map range.
 386         * object.cc (Relobj::output_section_address): New function.
 387         (Sized_relobj::include_section_group): Add new parameters.  Change
 388         calls to Layout::add_comdat.  Change to build table of kept comdat
 389         groups and table mapping discarded sections to kept sections.
 390         (Sized_relobj::include_linkonce_section): Likewise.  Add new parameter.
 391         (Sized_relobj::do_layout): Change calls to include_section_group and
 392         include_linkonce_section.
 393         (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
 394         value to zero when section is discarded.
 395         (Sized_relobj::map_to_kept_section): New function.
 396         * object.h (Relobj::output_section_address): New function.
 397         (Relobj::Comdat_group): New type.
 398         (Relobj::find_comdat_group): New function.
 399         (Relobj::Comdat_group_table): New type.
 400         (Relobj::Kept_comdat_section): New type.
 401         (Relobj::Kept_comdat_section_table): New type.
 402         (Relobj::add_comdat_group): New function.
 403         (Relobj::set_kept_comdat_section): New function.
 404         (Relobj::get_kept_comdat_section): New function.
 405         (Relobj::comdat_groups_): New field.
 406         (Relobj::kept_comdat_sections_): New field.
 407         (Symbol_value::input_value): Update comment.
 408         (Sized_relobj::map_to_kept_section) New function.
 409         (Sized_relobj::include_linkonce_section): Add new parameter.
 410         * target-reloc.h (Comdat_behavior): New type.
 411         (get_comdat_behavior): New function.
 412         (relocate_section): Add code to map a discarded section to the
 413         corresponding kept section when applying a relocation.
 414
 415 2008-04-30  Craig Silverstein  <csilvers@google.com>
 416
 417         * dwarf_reader.cc (next_generation_count): New static var.
 418         (Addr2line_cache_entry): New struct.
 419         (addr2line_cache): New static var.
 420         (Dwarf_line_info::one_addr2line): Added caching.
 421         (Dwarf_line_info::clear_addr2line_cache): New function.
 422         * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
 423         cache-size parameter.
 424         (Dwarf_line_info::one_addr2line_cache): New function.
 425         * symtab.cc (Symbol_table::detect_odr_violations): Pass
 426         new cache-size argument to one_addr2line(), and clear cache.
 427
 428 2008-04-28  Cary Coutant  <ccoutant@google.com>
 429
 430         * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
 431         R_386_PC8 relocations.
 432
 433 2008-04-23  Ian Lance Taylor  <iant@google.com>
 434
 435         * object.cc (Sized_relobj::include_section_group): Check for
 436         invalid section group.
 437
 438         * object.cc (make_elf_object): Correct test for 64-bit ELF file
 439         header size.
 440
 441         * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
 442         than read for file header.
 443         * archive.cc (Archive::include_member): Likewise.
 444
 445 2008-04-23  Paolo Bonzini  <bonzini@gnu.org>
 446
 447         * aclocal.m4: Regenerate.
 448         * configure: Regenerate.
 449
 450 2008-04-19  Ian Lance Taylor  <iant@google.com>
 451
 452         * version.cc (version_string): Bump to 1.6.
 453
 454         * testsuite/Makefile.am (many_sections_r_test): New target.
 455         (many_sections_r_test_SOURCES): Remove.
 456         (many_sections_r_test_DEPENDENCIES): Remove.
 457         (many_sections_r_test_LDFLAGS): Remove.
 458         (many_sections_r_test_LDADD): Remove.
 459
 460         * object.cc (Sized_relobj::do_add_symbols): Always pass
 461         local_symbol_count_ to add_from_relobj.
 462
 463         * testsuite/Makefile.am (many_sections_check.h): Only check one in
 464         every thousand variables.
 465         * testsuite/Makefile.in: Rebuild.
 466
 467         * object.cc (Xindex::initialize_symtab_xindex): New function.
 468         (Xindex::read_symtab_xindex): New function.
 469         (Xindex::sym_xindex_to_shndx): New function.
 470         (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
 471         available.
 472         (Sized_relobj::do_initialize_xindex): New function.
 473         (Sized_relobj::do_read_symbols): Adjust section links.
 474         (Sized_relobj::symbol_section_and_value): Add is_ordinary
 475         parameter.  Change all callers.
 476         (Sized_relobj::include_section_group): Adjust section links and
 477         symbol section indexes.
 478         (Sized_relobj::do_layout): Adjust section links.
 479         (Sized_relobj::do_count_local_symbols): Adjust section links and
 480         symbol section indexes.
 481         (Sized_relobj::do_finalize_local_symbols): Distinguish between
 482         ordinary and special symbols.
 483         (Sized_relobj::write_local_symbols): Add symtab_xindex and
 484         dynsym_xindex parameters.  Change all callers.  Adjust section
 485         links.  Use SHN_XINDEX when needed.
 486         (Sized_relobj::get_symbol_location_info): Adjust section links.
 487         Don't get fooled by special symbols.
 488         * object.h (class Xindex): Define.
 489         (class Object): Add xindex_ parameter.  Declare virtual functoin
 490         do_initialize_xindex.
 491         (Object::adjust_sym_shndx): New function.
 492         (Object::set_xindex): New protected function.
 493         (class Symbol_value): Add is_ordinary_shndx_ field.
 494         (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
 495         (Symbol_value::value): Assert ordinary section.
 496         (Symbol_value::initialize_input_to_output_map): Likewise.
 497         (Symbol_value::set_input_shndx): Add is_ordinary parameter.
 498         Change all callers.
 499         (Symbol_value::input_shndx): Add is_ordinary parameter.  Change
 500         all callers.
 501         (class Sized_relobj): Update declarations.
 502         (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
 503         parameter.  Change all callers.
 504         (Sized_relobj::adjust_shndx): New function.
 505         * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
 506         field.
 507         (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
 508         parameter.  Change all callers.  Pick up SHT_DYNSYM_SHNDX section
 509         for SHT_DYNSYM section if available.  Set dynsym_shndx_ field.
 510         (Sized_dynobj::read_dynsym_section): Adjust section links.
 511         (Sized_dynobj::read_dynamic): Likewise.
 512         (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field.  Adjust
 513         section links.
 514         (Sized_dynobj::do_initialize_xindex): New function.
 515         * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field.  Declare
 516         do_initialize_xindex.
 517         (Sized_dynobj::adjust_shndx): New function.
 518         * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
 519         dynsym_xindex_ fields.
 520         (Layout::finalize): Add a call to set_section_indexes before
 521         creating the symtab sections.
 522         (Layout::set_section_indexes): Don't do anything if the section
 523         already has a section index.
 524         (Layout::create_symtab_sections): Add shnum parameter.  Change
 525         caller.  Create .symtab_shndx section if needed.
 526         (Layout::create_shdrs): Add shstrtab_section parameter.  Change
 527         caller.
 528         (Layout::allocated_output_section_count): New function.
 529         (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
 530         needed.
 531         * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
 532         fields.  Update declarations.
 533         (Layout::symtab_xindex): New function.
 534         (Layout::dynsym_xindex): New function.
 535         (class Write_symbols_task): Add layout_ field.
 536         (Write_symbols_task::Write_symbols_task): Add layout parameter.
 537         Change caller.
 538         * output.cc (Output_section_headers::Output_section_headers): Add
 539         shstrtab_section parameter.  Change all callers.
 540         (Output_section_headers::do_sized_write): Store overflow values
 541         for section count and section string table section index in
 542         section header zero.
 543         (Output_file_header::do_sized_write): Check for overflow of
 544         section count and section string table section index.
 545         (Output_symtab_xindex::do_write): New function.
 546         (Output_symtab_xindex::endian_do_write): New function.
 547         * output.h (class Output_section_headers): Add shstrtab_section_.
 548         Update declarations.
 549         (class Output_symtab_xindex): Define.
 550         (Output_section::has_out_shndx): New function.
 551         * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
 552         field.
 553         (Symbol::init_base): Add st_shndx and is_ordinary parameters.
 554         Change all callers.
 555         (Sized_symbol::init): Likewise.
 556         (Symbol::output_section): Check for ordinary symbol.
 557         (Symbol_table::add_from_object): Remove orig_sym parameter.  Add
 558         st_shndx, is_ordinary, and orig_st_shndx parameters.  Change all
 559         callers.
 560         (Symbol_table::add_from_relobj): Add symndx_offset parameter.
 561         Change all callers.  Simplify handling of symbols from sections
 562         not included in the link.
 563         (Symbol_table::add_from_dynobj): Handle ordinary symbol
 564         distinction.
 565         (Weak_alias_sorter::operator()): Assert that symbols are
 566         ordinary.
 567         (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
 568         distinction.
 569         (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
 570         parameters.  Change all callers.
 571         (Symbol_table::sized_write_globals): Likewise.  Handle ordinary
 572         symbol distinction.  Use SHN_XINDEX when needed.
 573         (Symbol_table::write_section_symbol): Add symtab_xindex
 574         parameter.  Change all callers.
 575         (Symbol_table::sized_write_section_symbol): Likewise.  Use
 576         SHN_XINDEX when needed.
 577         * symtab.h (class Symbol): Add is_ordinary_shndx_ field.  Update
 578         declarations.
 579         (Symbol::shndx): Add is_ordinary parameter.  Change all callers.
 580         (Symbol::is_defined): Check is_ordinary.
 581         (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
 582         (Symbol::is_absolute, Symbol::is_common): Likewise.
 583         (class Sized_symbol): Update declarations.
 584         (class Symbol_table): Update declarations.
 585         * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
 586         parameters.  Change all callers.
 587         (Sized_symbol::override): Likewise.
 588         (Symbol_table::override): Likewise.
 589         (symbol_to_bits): Add is_ordinary parameter.  Change all callers.
 590         (Symbol_table::resolve): Remove orig_sym parameter.  Add st_shndx,
 591         is_ordinary, and orig_st_shndx parameters.  Change all callers.
 592         * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
 593         to be in an ordinary section.
 594         * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
 595         object and is_ordinary parameters.  Change all callers.
 596         (Sized_dwarf_line_info::read_relocs): Add object parameter.
 597         Change all callers.  Don't add undefined or non-ordinary symbols
 598         to reloc_map_.
 599         (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
 600         Change all callers.
 601         * dwarf_reader.h (class Sized_dwarf_line_info): Update
 602         declarations.
 603         * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
 604         * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
 605         (Sized_relobj::relocate_sections): Likewise.
 606         * target-reloc.h (scan_relocs): Adjust section symbol index.
 607         (scan_relocatable_relocs): Likewise.
 608         * i386.cc (Scan::local): Check for ordinary symbols.
 609         * sparc.cc (Scan::local): Likewise.
 610         * x86_64.cc (Scan::local): Likewise.
 611         * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
 612         to symbol_section_and_value.
 613         * testsuite/many_sections_test.cc: New file.
 614         * testsuite/Makefile.am (BUILT_SOURCES): Define.
 615         (check_PROGRAMS): Add many_sections_test.
 616         (many_sections_test_SOURCES): Define.
 617         (many_sections_test_DEPENDENCIES): Define.
 618         (many_sections_test_LDFLAGS): Define.
 619         (BUILT_SOURCES): Add many_sections_define.h.
 620         (many_sections_define.h): New target.
 621         (BUILT_SOURCES): Add many_sections_check.h.
 622         (many_sections_check.h): New target.
 623         (check_PROGRAMS): Add many_sections_r_test.
 624         (many_sections_r_test_SOURCES): Define.
 625         (many_sections_r_test_DEPENDENCIES): Define.
 626         (many_sections_r_test_LDFLAGS): Define.
 627         (many_sections_r_test_LDADD): Define.
 628         (many_sections_r_test.o): New target.
 629         * testsuite/Makefile.in: Rebuild.
 630
 631 2008-04-17  Cary Coutant  <ccoutant@google.com>
 632
 633         * errors.cc (Errors::info): New function.
 634         (gold_info): New function.
 635         * errors.h (Errors::info): New function.
 636         * gold.h (gold_info): New function.
 637         * object.cc (Input_objects::add_object): Print trace output.
 638         * options.cc (options::parse_set): New function.
 639         (General_options::parse_wrap): Deleted.
 640         (General_options::General_options): Deleted initializer.
 641         * options.h (options::String_set): New typedef.
 642         (options::parse_set): New function.
 643         (DEFINE_set): New macro.
 644         (General_options::wrap): Changed to use DEFINE_set. Changed
 645         callers of any_wrap_symbols and is_wrap_symbol.
 646         (General_options::trace, General_options::trace_symbol):
 647         New options.
 648         (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
 649         (General_options::wrap_symbols_): Deleted.
 650         * symtab.cc (Symbol_table::add_from_object): Print trace output.
 651
 652 2008-04-17  David S. Miller  <davem@davemloft.net>
 653
 654         * options.cc (General_options::parse_V): New function.
 655         * options.h: Add entries for -V and -Qy.
 656
 657 2008-04-17  Ian Lance Taylor  <iant@google.com>
 658
 659         * common.cc (Symbol_table::allocate_commons): Remove options
 660         parameter.  Change caller.
 661         (Symbol_table::do_allocate_commons): Remove options parameter.
 662         Change caller.  Just call do_allocate_commons_list twice.
 663         (Symbol_table::do_allocate_commons_list): New function, broken out
 664         of do_allocate_commons.
 665         * common.h (class Allocate_commons_task): Remove options_ field.
 666         Update constructor.
 667         * symtab.cc (Symbol_table::Symbol_table): Initialize
 668         tls_commons_.
 669         (Symbol_table::add_from_object): Put TLS common symbols on
 670         tls_commons_ list.
 671         (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
 672         which are IN_OUTPUT_DATA.
 673         * symtab.h (class Symbol_table): Add tls_commons_ field.  Update
 674         allocate_commons and do_allocate_commons declarations.  Declare
 675         do_allocate_commons_list.
 676         * gold.cc (queue_middle_tasks): Update creation of
 677         Allocate_commons_task to not pass options.
 678         * testsuite/Makefile.am (INCLUDES): Add -I.. .
 679         (TLS_TEST_C_FLAGS): New variable.
 680         (tls_test_c_pic.o): New target.
 681         (tls_test_shared.so): Link in tls_test_c_pic.o.
 682         (tls_test_c_pic_ie.o): New target.
 683         (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
 684         (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
 685         (tls_test_c.o): New target.
 686         (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
 687         (tls_pic_test_LDADD): Likewise.
 688         (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
 689         (tls_shared_gd_to_ie_test_LDADD): Likewise.
 690         (tls_test_c_gnu2.o): New target.
 691         (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
 692         tls_test_c_gnu2.o.
 693         (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
 694         (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
 695         (tls_test_shared_nonpic.so): Link in tls_test_c.o.
 696         * testsuite/tls_test.cc: Include "config.h".
 697         (t_last): Call t11_last.
 698         * testsuite/tls_test.h (t11, t11_last): Declare.
 699         * testsuite/tls_test_c.c: New file.
 700         * testsuite/tls_test_main.cc (thread_routine): Call t11.
 701         * configure.ac: Check for OpenMP support.
 702         * configure, config.in, Makefile.in: Rebuild.
 703         * testsuite/Makefile.in: Rebuild.
 704
 705 2008-04-16  Cary Coutant  <ccoutant@google.com>
 706
 707         * i386.cc (Target_i386::define_tls_base_symbol): New function.
 708         (Target_i386::tls_base_symbol_defined_): New field.
 709         (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
 710         (Target_i386::Scan::global): Likewise.
 711         * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
 712         * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
 713         (Target_x86_64::tls_base_symbol_defined_): New field.
 714         (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
 715         (Target_x86_64::Scan::global): Likewise.
 716
 717 2008-04-16  Cary Coutant  <ccoutant@google.com>
 718
 719         * symtab.h (Symbol::is_strong_undefined): Removed unused function.
 720         (Symbol::needs_plt_entry): Allow weak undefined symbols.
 721         (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
 722         building shared libraries.
 723         * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
 724         (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
 725         (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
 726         * testsuite/Makefile.in: Rebuild.
 727         * testsuite/weak_undef.h: New file.
 728         * testsuite/weak_undef_file1.cc: Add extra test cases.
 729         * testsuite/weak_undef_file2.cc: Likewise.
 730         * testsuite/weak_undef_test.cc: Likewise.
 731
 732 2008-04-16  David S. Miller  <davem@davemloft.net>
 733
 734         * sparc.cc (Target_sparc::Scan): Change from struct to class.
 735         Add issued_non_pic_error_ field.  Declare check_non_pic.
 736         (Target_sparc::Scan::check_non_pic): New function.
 737         (Target_sparc::Scan::local): Call check_non_pic as appropriate.
 738         (Target_sparc::Scan::global): Likewise.
 739
 740         * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
 741         * configure: Rebuild.
 742
 743         * options.h (DEFINE_enable): New macro.
 744         (new_dtags): New enable option.
 745         (initfirst, interpose, loadfltr, nodefaultlib,
 746         nodelete, nodlopen, nodump): New -z options.
 747         * layout.cc (Layout:finish_dynamic_section): If new
 748         dtags enabled, emit DT_RUNPATH.  Also, emit a
 749         DT_FLAGS_1 containing any specified -z flags.
 750
 751 2008-04-16  Ian Lance Taylor  <iant@google.com>
 752
 753         * copy-relocs.cc: New file.
 754         * copy-relocs.h: New file.
 755         * reloc.cc: Remove Copy_relocs code.
 756         * reloc.h: Likewise.
 757         * reloc-types.h (struct Reloc_types) [both versions]: Add
 758         get_reloc_addend_noerror.
 759         * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
 760         variants of add_global which take an addend which must be zero.
 761         * i386.cc: Include "copy-relocs.h".
 762         (class Target_i386): Change type of copy_relocs_ to variable,
 763         update initializer.
 764         (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
 765         Change all callers.
 766         (Target_i386::do_finalize_sections): Change handling of
 767         copy_relocs_.
 768         * sparc.cc: Include "copy-relocs.h".
 769         (class Target_sparc): Change type of copy_relocs_ to variable,
 770         update initializer.
 771         (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
 772         Change all callers.
 773         (Target_sparc::do_finalize_sections): Change handling of
 774         copy_relocs_.
 775         * x86_64.cc: Include "copy-relocs.h".
 776         (class Target_x86_64): Change type of copy_relocs_ to variable,
 777         update initializer.
 778         (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
 779         class.  Change all callers.
 780         (Target_x86_64::do_finalize_sections): Change handling of
 781         copy_relocs_.
 782         * Makefile.am (CCFILES): Add copy-relocs.cc.
 783         (HFILES): Add copy-relocs.h.
 784
 785         * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
 786
 787         * testsuite/script_test_4.sh: Permit leading zeroes.
 788
 789 2008-04-15  Ian Lance Taylor  <iant@google.com>
 790
 791         * script-sections.cc (Script_sections::create_segments): Use
 792         header_size_adjustment even when there is enough room for the
 793         headers.
 794         * testsuite/script_test_4.sh: New file.
 795         * testsuite/script_test_4.t: New file.
 796         * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
 797         (check_DATA): Add script_test_4.stdout.
 798         (MOSTLYCLEANFILES): Likewise.
 799         (script_test_4): New target.
 800         (script_test_4.stdout): New target.
 801         * testsuite/Makefile.in: Rebuild.
 802
 803         * sparc.cc: Add definitions for Output_data_plt_sparc class
 804         constants.
 805
 806 2008-04-14  David S. Miller  <davem@davemloft.net>
 807
 808         * sparc.cc: New file.
 809         * Makefile.am (TARGETSOURCES): Add sparc.cc
 810         (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
 811         * configure.tgt: Document targ_extra_size and
 812         targ_extra_big_endian.  Add entries for sparc-* and
 813         sparc64-*.
 814         * configure.ac: Handle targ_extra_size and
 815         targ_extra_big_endian.
 816         * Makefile.in: Rebuild.
 817         * configure: Likewise.
 818         * po/POTFILES.in: Likewise.
 819         * po/gold.pot: Likewise.
 820
 821 2008-04-14  Ian Lance Taylor  <iant@google.com>
 822
 823         * layout.cc (Layout::Layout): Initialize sections_are_attached_.
 824         (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
 825         in the name/type/flags to section mapping.  Don't call
 826         allocate_output_section.
 827         (Layout::choose_output_section): Change parameter from adjust_name
 828         to is_input_section.  Don't permit input sections after sections
 829         are attached to segments.  Don't call allocate_output_section.
 830         (Layout::layout_eh_frame): Call update_flags_for_input_section,
 831         not write_enable_output_section.
 832         (Layout::make_output_section): Don't push to
 833         unattached_section_list_ nor call attach_to_segment.  Call
 834         attach_section_to_segment if sections are attached.
 835         (Layout::attach_sections_to_segments): New function.
 836         (Layout::attach_section_to_segment): New function.
 837         (Layout::attach_allocated_section_to_segment): Rename from
 838         attach_to_segment.  Remove flags parameter.
 839         (Layout::allocate_output_section): Remove function.
 840         (Layout::write_enable_output_section): Remove function.
 841         * layout.h (class Layout): Update for above changes.  Add new
 842         field sections_are_attached_.
 843         * output.h (Output_section::update_flags_for_input_section): New
 844         function.
 845         * output.cc (Output_section::add_input_section): Call
 846         update_flags_for_input_section.
 847         * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
 848
 849 2008-04-11  Cary Coutant  <ccoutant@google.com>
 850
 851         * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
 852         thought unnecessary.
 853         * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
 854
 855 2008-04-11  Ian Lance Taylor  <iant@google.com>
 856
 857         * output.h (class Output_section_data): Remove inline definition
 858         of set_addralign.
 859         * output.cc (Output_section_data::set_addralign): New function.
 860
 861 2008-04-11  Cary Coutant  <ccoutant@google.com>
 862
 863         Add support for TLS descriptors for i386 and x86_64.
 864         * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
 865         (Target_i386::Relocate::tls_desc_gd_to_le): New function.
 866         (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
 867         GOT_TYPE_TLS_DESC.
 868         (Target_i386::got_mod_index_entry): Remove unnecessary code.
 869         (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
 870         R_386_TLS_DESC_CALL relocations.  Fix problem with initial-exec
 871         relocations.
 872         (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
 873         Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
 874         Fix problem with initial-exec relocations.
 875         (Target_i386::Relocate::relocate_tls): Likewise.
 876         (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
 877         relaxation.
 878         * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
 879         support for section-plus-offset dynamic table entries.
 880         * output.h (Output_data_dynamic::add_section_plus_offset): New function.
 881         (Output_data_dynamic::Dynamic_entry): Add support for
 882         section-plus-offset dynamic table entries.
 883         (Output_data_dynamic::Classification): Likewise.
 884         (Output_data_dynamic::classification_): Renamed offset_.
 885         * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
 886         (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
 887         (Target_x86_64::make_plt_section): New function.
 888         (Target_x86_64::reserve_tlsdesc_entries): New function.
 889         (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
 890         (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
 891         (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
 892         (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
 893         (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
 894         (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
 895         (Output_data_plt_x86_64::set_final_data_size): Move out of line;
 896         add extra PLT entry for TLS descriptors.
 897         (Output_data_plt_x86_64::got_): New field.
 898         (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
 899         (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
 900         fields.
 901         (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
 902         descriptors.
 903         (Target_x86_64::make_plt_entry): Factor out make_plt_section.
 904         (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
 905         (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
 906         R_386_TLS_DESC_CALL relocations.
 907         (Target_x86_64::Scan::global): Likewise.
 908         (Target_x86_64::do_finalize_sections): Add dynamic table entries
 909         for TLS descriptors.
 910         (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
 911         Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
 912         (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
 913         GD-to-IE relaxation.
 914         * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
 915         and TLS_DESCRIPTORS.
 916         * Makefile.in: Rebuild.
 917         * configure: Rebuild.
 918         * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
 919         (tls_test_shared2.so): New target.
 920         (tls_shared_gd_to_ie_test_SOURCES): New variable.
 921         (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
 922         (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
 923         (tls_shared_gd_to_ie_test_LDADD): New variable.
 924         (tls_shared_gnu2_gd_to_ie_test): New target.
 925         (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
 926         New targets.
 927         (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
 928         (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
 929         (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
 930         (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
 931         (tls_shared_gnu2_test): New target.
 932         (tls_test_gnu2_shared.so): New target.
 933         (tls_shared_gnu2_test_SOURCES): New variable.
 934         (tls_shared_gnu2_test_DEPENDENCIES): New variable.
 935         (tls_shared_gnu2_test_LDFLAGS): New variable.
 936         (tls_shared_gnu2_test_LDADD): New variable.
 937         * testsuite/Makefile.in: Rebuild.
 938         * testsuite/Makefile.
 939
 940 2008-04-11  Ian Lance Taylor  <iant@google.com>
 941
 942         * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
 943         justsyms.t.
 944         * testsuite/Makefile.in: Rebuild.
 945
 946         * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
 947         long.
 948         * testsuite/script_test_2.cc (main): Adjust test.
 949
 950 2008-04-11  David S. Miller  <davem@davemloft.net>
 951             Ian Lance Taylor  <iant@google.com>
 952
 953         * options.h (General_options): Add entries for '-Y' and
 954         '-relax'.
 955         * options.cc (General_options:finalize): If -Y was used, add those
 956         entries to the library path instead of the default "/lib" and
 957         "/usr/lib".
 958
 959 2008-04-11  David S. Miller  <davem@davemloft.net>
 960
 961         * testsuite/justsyms.t: Start at 0x100.
 962         * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
 963         * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
 964         long.
 965         * testsuite/script_test_2.cc: Adjust string and section length
 966         checks.
 967
 968 2008-04-09  Ian Lance Taylor  <iant@google.com>
 969
 970         PR gold/5996
 971         * script-sections.cc (Sections_element::allocate_to_segment): Add
 972         orphan parameter.
 973         (Output_section_definition::allocate_to_segment): Likewise.
 974         (Orphan_output_section::allocate_to_segment): Likewise.
 975         (Script_sections::attach_sections_using_phdrs_clause): Don't
 976         propagate non-PT_LOAD segments to orphan sections.
 977         * testsuite/Makefile.am (script_test_3.stdout): Generate using
 978         readelf rather than objdump.
 979         * testsuite/script_test_3.sh: Adjust accordingly.  Test that
 980         .interp section and PT_INTERP segment are the same size.
 981         * testsuite/Makefile.in: Rebuild.
 982
 983         * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
 984         aliases for symbols defined in the same object.
 985         * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
 986         (weak_alias_test_SOURCES): New variable.
 987         (weak_alias_test_DEPENDENCIES): New variable.
 988         (weak_alias_test_LDFLAGS): New variable.
 989         (weak_alias_test_LDADD): New variable.
 990         (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
 991         (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
 992         (weak_alias_test_3.o): New target.
 993         (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
 994         * testsuite/weak_alias_test_main.cc: New file.
 995         * testsuite/weak_alias_test_1.cc: New file.
 996         * testsuite/weak_alias_test_2.cc: New file.
 997         * testsuite/weak_alias_test_3.cc: New file.
 998
 999 2008-04-08  Ian Lance Taylor  <iant@google.com>
1000
1001         * options.h (class General_options): Add --noinhibit-exec option.
1002         * main.cc (main): Check --noinhibit-exec.
1003
1004         * options.h (class General_options): Define --wrap as a special
1005         option.  Add wrap_symbols_ field.
1006         (General_options::any_wrap_symbols): New function.
1007         (General_options::is_wrap_symbol): New function.
1008         * options.cc (General_options::parse_wrap): New function.
1009         (General_options::General_options): Initialize wrap_symbols_.
1010         * symtab.cc (Symbol_table::wrap_symbol): New function.
1011         (Symbol_table::add_from_object): Handle --wrap.
1012         * symtab.h (class Symbol_table): Declare wrap_symbol.
1013         * target.h (Target::wrap_char): New function.
1014         (Target::Target_info): Add wrap_char field.
1015         * i386.cc (Target_i386::i386_info): Initialize wrap_char.
1016         * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1017         * testsuite/testfile.cc (Target_test::test_target_info):
1018         Likewise.
1019
1020         * errors.cc (Errors::undefined_symbol): Mention symbol version if
1021         there is one.
1022
1023         * layout.h (class Layout): Add added_eh_frame_data_ field.
1024         * layout.cc (Layout::Layout): Initialize new field.
1025         (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
1026         output section until we find a section we merged successfully.
1027         * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
1028         that the size be non-zero.
1029
1030         * merge.cc (Object_merge_map::get_output_offset): Remove inline
1031         qualifier.
1032
1033 2008-04-08  Craig Silverstein  <csilvers@google.com>
1034
1035         * configure.ac: Export new conditional variable HAVE_ZLIB.
1036         * testsuite/Makefile.am (flagstest_o_specialfile): Condition
1037         on HAVE_ZLIB.
1038         (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
1039         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1040
1041 2008-04-07  Ian Lance Taylor  <iant@google.com>
1042
1043         * version.cc (version_string): Set to "1.5".
1044
1045         * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
1046         Add issued_non_pic_error_ field.  Declare check_non_pic.
1047         (Target_x86_64::Scan::check_non_pic): New function.
1048         (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
1049         (Target_x86_64::Scan::global): Likewise.
1050
1051         * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
1052         addend parameter.  Change caller.  Handle merge sections.
1053         (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
1054         Address to Addend.  Don't add in the result of
1055         local_section_offset, pass down the addend and use the returned
1056         value.
1057         * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
1058         Update declarations of local_section_offset and symbol_value.
1059         * testsuite/two_file_test_1.cc (t18): New function.
1060         * testsuite/two_file_test_2.cc (f18): New function.
1061         * testsuite/two_file_test_main.cc (main): Call t18.
1062         * testsuite/two_file_test.h (t18, f18): Declare.
1063
1064         * configure.ac: Don't test for objdump, c++filt, or readelf.
1065         * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
1066         conditionals.
1067         (TEST_READELF): New variable.
1068         (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
1069         (check_PROGRAMS): Add two_file_strip_test.
1070         (two_file_strip_test): New target.
1071         (check_PROGRAMS): Add two_file_same_shared_strip_test.
1072         (two_file_same_shared_strip_test_SOURCES): New variable.
1073         (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
1074         (two_file_same_shared_strip_test_LDFLAGS): New variable.
1075         (two_file_same_shared_strip_test_LDADD): New variable.
1076         (two_file_shared_strip.so): New target.
1077         (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
1078         (ver_test_5.syms, ver_test_7.syms): Likewise.
1079         (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
1080         (strip_test_3.stdout): Use TEST_OBJDUMP.
1081         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1082
1083 2008-04-04  Cary Coutant  <ccoutant@google.com>
1084
1085         * symtab.h (Symbol::is_weak_undefined): New function.
1086         (Symbol::is_strong_undefined): New function.
1087         (Symbol::is_absolute): New function.
1088         (Symbol::needs_plt_entry): Exclude weak undefined symbols.
1089         (Symbol::needs_dynamic_reloc): Exclude weak undefined and
1090         absolute symbols.
1091         * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
1092         (weak_undef_test): New target.
1093         * testsuite/Makefile.in: Rebuild.
1094         * testsuite/weak_undef_file1.cc: New file.
1095         * testsuite/weak_undef_file2.cc: New file.
1096         * testsuite/weak_undef_test.cc: New file.
1097
1098 2008-04-03  Craig Silverstein  <csilvers@google.com>
1099
1100         * compressed_output.h (class Output_compressed_section): Use
1101         unsigned buffer.
1102         * compressed_output.cc (zlib_compress): Use unsigned buffers,
1103         add zlib header.
1104         (zlib_compressed_suffix): Removed.
1105         (Output_compressed_section::set_final_data_size): Use unsigned
1106         buffers.
1107         * testsuite/Makefile.am (flagstest_compress_debug_sections):
1108         Fix linker invocation.
1109         (flagstest_o_specialfile_and_compress_debug_sections):
1110         Likewise.
1111         * testsuite/Makefile.in: Regenerated.
1112
1113 2008-04-02  David S. Miller  <davem@davemloft.net>
1114
1115         *  dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
1116         Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
1117
1118 2008-04-02  Craig Silverstein  <csilvers@google.com>
1119
1120         * TODO: New file.
1121
1122 2008-04-02  Ian Lance Taylor  <iant@google.com>
1123
1124         * fileread.cc (File_read::find_view): Add byteshift and vshifted
1125         parameters.  Update for new key type to views_.  Change all
1126         callers.
1127         (File_read::read): Adjust for byteshift in returned view.
1128         (File_read::add_view): New function, broken out of
1129         find_and_make_view.
1130         (File_read::make_view): New function, broken out of
1131         find_and_make_view.
1132         (File_read::find_or_make_view): Add offset and aligned
1133         parameters.  Rewrite accordingly.  Change all callers.
1134         (File_read::get_view): Add offset and aligned parameters.  Adjust
1135         for byteshift in return value.
1136         (File_read::get_lasting_view): Likewise.
1137         * fileread.h (class File_read): Update declarations.
1138         (class File_read::View): Add byteshift_ field.  Add byteshift to
1139         constructor.  Add byteshift method.
1140         * archive.h (Archive::clear_uncached_views): New function.
1141         (Archive::get_view): Add aligned parameter.  Change all callers.
1142         * object.h (Object::get_view): Add aligned parameter.  Change all
1143         callers.
1144         (Object::get_lasting_view): Likewise.
1145
1146         * fileread.cc (File_read::release): Don't call clear_views if
1147         there are multiple objects.
1148         * fileread.h (File_read::clear_uncached_views): New function.
1149         * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
1150         on the archive.
1151
1152 2008-03-31  Cary Coutant  <ccoutant@google.com>
1153
1154         Add thin archive support.
1155         * archive.cc (Archive::armagt): New const.
1156         (Archive::setup): Remove task parameter and calls to unlock.
1157         (Archive::unlock_nested_archives): New function.
1158         (Archive::read_header): Add nested_off parameter. Change
1159         all callers.
1160         (Archive::interpret_header): Likewise.
1161         (Archive::include_all_members): Change to handle thin
1162         archives.
1163         (Archive::include_member): Likewise.
1164         * archive.h (Archive::Archive): Add new parameters and
1165         initializers.
1166         (Archive::armagt): New const.
1167         (Archive::setup): Remove task parameter.
1168         (Archive::unlock_nested_archives): New function.
1169         (Archive::read_header): Add nested_off parameter.
1170         (Archive::interpret_header): Likewise.
1171         (Archive::Nested_archive_table): New typedef.
1172         (Archive::is_thin_archive_): New field.
1173         (Archive::nested_archives_): New field.
1174         (Archive::options_): New field.
1175         (Archive::dirpath_): New field.
1176         (Archive::task_): New field.
1177         * readsyms.cc (Read_symbols::do_read_symbols): Add check
1178         for thin archives.  Pass additional parameters to
1179         Archive::Archive.  Unlock the archive file after calling
1180         Archive::setup.
1181
1182 2008-03-29  Ian Lance Taylor  <iant@google.com>
1183
1184         * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
1185         version symbol to be local.
1186         * testsuite/ver_test_4.sh: New file.
1187         * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
1188         (check_DATA): Add ver_test_4.syms.
1189         (ver_test_4.syms): New target.
1190         * testsuite/Makefile.in: Rebuild.
1191
1192         * output.cc
1193         (Output_section::Input_section_sort_entry::has_priority): New
1194         function.
1195         (Output_section::Input_section_sort_entry::match_file_name): New
1196         function.
1197         (Output_section::Input_section_sort_entry::match_section_name):
1198         Remove.
1199         (Output_section::Input_section_sort_entry::match_section_name_prefix):
1200         Remove.
1201         (Output_section::Input_section_sort_entry::match_section_file):
1202         Remove.
1203         (Output_section::Input_section_sort_compare::operator()): Rewrite
1204         using new Input_section_sort_entry functions.  Sort crtbegin and
1205         crtend first.  Sort sections with no priority before sections with
1206         a priority.
1207         * testsuite/initpri1.c (d3): Check j != 4.
1208         (cd5): New constructor/destructor function.
1209         (main): Check j != 2.
1210
1211         * symtab.cc (Symbol_table::add_from_object): If we don't use the
1212         new symbol when resolving, don't call set_is_default.
1213         * testsuite/ver_test_7.cc: New file.
1214         * testsuite/ver_test_7.sh: New file.
1215         * testsuite/Makefile.am (ver_test_7.so): New target.
1216         (ver_test_7.o): New target.
1217         (check_SCRIPTS): Add ver_test_7.sh.
1218         (check_DATA): Add ver_test_7.syms.
1219         (ver_test_7.syms): New target.
1220
1221 2008-03-28  Ian Lance Taylor  <iant@google.com>
1222
1223         * layout.cc (Layout::layout): If we see an input section with a
1224         name that needs sorting, set the must_sort flag for the output
1225         section.
1226         (Layout::make_output_section): If the name of the output section
1227         indicates that it might require sorting, set the may_sort flag.
1228         * output.h (Output_section::may_sort_attached_input_sections): New
1229         function.
1230         (Output_section::set_may_sort_attached_input_sections): New
1231         function.
1232         (Output_section::must_sort_attached_input_sections): New
1233         function.
1234         (Output_section::set_must_sort_attached_input_sections): New
1235         function.
1236         (class Output_section): Declare Input_section_sort_entry.  Define
1237         Input_section_sort_compare.  Declare
1238         sort_attached_input_sections.  Add new fields:
1239         may_sort_attached_input_sections_,
1240         must_sort_attached_input_sections_,
1241         attached_input_sections_are_sorted_.
1242         * output.cc (Output_section::Output_section): Initialize new
1243         fields.
1244         (Output_section::add_input_section): Add an entry to
1245         input_sections_ if may_sort or must_sort are true.
1246         (Output_section::set_final_data_size): Call
1247         sort_attached_input_sections if necessary.
1248         (Output_section::Input_section_sort_entry): Define new class.
1249         (Output_section::Input_section_sort_compare::operator()): New
1250         function.
1251         (Output_section::sort_attached_input_sections): New function.
1252         * configure.ac: Check whether the compiler supports constructor
1253         priorities.  Define a CONSTRUCTOR_PRIORITY automake conditional.
1254         * testsuite/initpri1.c: New file.
1255         * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
1256         CONSTRUCTOR_PRIORITY.
1257         (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
1258         (initpri1_LDFLAGS): New variable.
1259         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1260
1261 2008-03-27  Ian Lance Taylor  <iant@google.com>
1262
1263         * common.cc (Sort_commons::operator): Correct sorting algorithm.
1264         * testsuite/common_test_1.c: New file.
1265         * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
1266         (common_test_1_SOURCES): New variable.
1267         (common_test_1_DEPENDENCIES): New variable.
1268         (common_test_1_LDFLAGS): New variable.
1269
1270         * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
1271         and commons_ correctly when NAME/VERSION does not override
1272         NAME/NULL.
1273         * testsuite/ver_test_6.c: New file.
1274         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
1275         (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
1276         (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
1277
1278 2008-03-26  Ian Lance Taylor  <iant@google.com>
1279
1280         * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
1281         of an undefined symbol from a version script.
1282         * testsuite/Makefile.am (ver_test_5.so): New target.
1283         (ver_test_5.o): New target.
1284         (check_SCRIPTS): Add ver_test_5.sh.
1285         (check_DATA): Add ver_test_5.syms.
1286         (ver_test_5.syms): New target.
1287         * testsuite/ver_test_5.cc: New file.
1288         * testsuite/ver_test_5.script: New file.
1289         * testsuite/ver_test_5.sh: New file.
1290         * Makefile.in, testsuite/Makefile.in: Rebuild.
1291
1292         PR gold/5986
1293         Fix problems building gold with gcc 4.3.0.
1294         * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
1295         (gold_error_at_location, gold_warning_at_location): Use it.
1296         * configure.ac: Check whether we can compile and use a template
1297         function with a printf attribute.
1298         * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
1299         when jumping over bytes.
1300         * object.cc: Instantiate Object::read_section_data.
1301         * debug.h: Include <cstring>
1302         * dwarf_reader.cc: Include <algorithm>
1303         * main.cc: Include <cstring>.
1304         * options.cc: Include <cstring>.
1305         * output.cc: Include <cstring>.
1306         * script.cc: Include <cstring>.
1307         * script.h: Include <string>.
1308         * symtab.cc: Include <cstring> and <algorithm>.
1309         * target-select.cc: Include <cstring>.
1310         * version.cc: Include <string>.
1311         * testsuite/testmain.cc: Include <cstdlib>.
1312         * configure, config.in: Rebuild.
1313
1314 2008-03-25  Ian Lance Taylor  <iant@google.com>
1315
1316         * options.cc: Include "../bfd/bfdver.h".
1317         (options::help): Print bug reporting address.
1318
1319         * version.cc (print_version): Adjust output for current value of
1320         BFD_VERSION_STRING.
1321
1322         * NEWS: New file.
1323
1324         * options.cc (options::help): Print list of supported targets.
1325         * target-select.h: Include <vector>.
1326         (class Target_selector): Make machine_, size_, and is_big_endian_
1327         fields const.  Add bfd_name_ and instantiated_target_ fields.
1328         (Target_selector::Target_selector): Add bfd_name parameter.
1329         (Target_selector::recognize): Make non-virtual, call
1330         do_recognize.
1331         (Target_selector::recognize_by_name): Make non-virtual, call
1332         do_recognize_by_name.
1333         (Target_selector::supported_names): New function.
1334         (Target_selector::bfd_name): New function.
1335         (Target_selector::do_instantiate_target): New pure virtual
1336         function.
1337         (Target_selector::do_recognize): New virtual function.
1338         (Target_selector::do_recognize_by_name): New virtual function.
1339         (Target_selector::instantiate_target): New private function.
1340         (supported_target_names): Declare.
1341         * target-select.cc (Target_selector::Target_selector): Update for
1342         new parameter and fields.
1343         (select_target_by_name): Check that the name matches before
1344         calling recognize_by_name.
1345         (supported_target_names): New function.
1346         * i386.cc (class Target_selector_i386): Update Target_selector
1347         constructor call.  Remove recognize and recognize_by_name.  Add
1348         do_instantiate_target.
1349         * x86_64.cc (class Target_selector_x86_64): Likewise.
1350         * testsuite/testfile.cc (class Target_selector_test): Update for
1351         changes to Target_selector.
1352
1353         * README: Rewrite, with some notes on unsupported features.
1354
1355 2008-03-24  Cary Coutant  <ccoutant@google.com>
1356
1357         * i386.cc (Target_i386::Got_type): New enum declaration.
1358         (Target_i386::Scan::local): Updated callers of Output_data_got
1359         member functions.
1360         (Target_i386::Scan::global): Likewise.
1361         (Target_i386::Relocate::relocate): Likewise.
1362         (Target_i386::Relocate::relocate_tls): Likewise.
1363         * object.h (Got_offset_list): New class.
1364         (Sized_relobj::local_has_got_offset): Added got_type parameter.
1365         (Sized_relobj::local_got_offset): Likewise.
1366         (Sized_relobj::set_local_got_offset): Likewise.
1367         (Sized_relobj::local_has_tls_got_offset): Removed.
1368         (Sized_relobj::local_tls_got_offset): Removed.
1369         (Sized_relobj::set_local_tls_got_offset): Removed.
1370         (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
1371         * output.cc (Output_data_got::add_global): Added got_type parameter.
1372         (Output_data_got::add_global_with_rel): Likewise.
1373         (Output_data_got::add_global_with_rela): Likewise.
1374         (Output_data_got::add_global_pair_with_rel): New function.
1375         (Output_data_got::add_global_pair_with_rela): New function.
1376         (Output_data_got::add_local): Added got_type parameter.
1377         (Output_data_got::add_local_with_rel): Likewise.
1378         (Output_data_got::add_local_with_rela): Likewise.
1379         (Output_data_got::add_local_pair_with_rel): New function.
1380         (Output_data_got::add_local_pair_with_rela): New function.
1381         (Output_data_got::add_global_tls): Removed.
1382         (Output_data_got::add_global_tls_with_rel): Removed.
1383         (Output_data_got::add_global_tls_with_rela): Removed.
1384         (Output_data_got::add_local_tls): Removed.
1385         (Output_data_got::add_local_tls_with_rel): Removed.
1386         (Output_data_got::add_local_tls_with_rela): Removed.
1387         * output.h (Output_data_got::add_global): Added got_type parameter.
1388         (Output_data_got::add_global_with_rel): Likewise.
1389         (Output_data_got::add_global_with_rela): Likewise.
1390         (Output_data_got::add_global_pair_with_rel): New function.
1391         (Output_data_got::add_global_pair_with_rela): New function.
1392         (Output_data_got::add_local): Added got_type parameter.
1393         (Output_data_got::add_local_with_rel): Likewise.
1394         (Output_data_got::add_local_with_rela): Likewise.
1395         (Output_data_got::add_local_pair_with_rel): New function.
1396         (Output_data_got::add_local_pair_with_rela): New function.
1397         (Output_data_got::add_global_tls): Removed.
1398         (Output_data_got::add_global_tls_with_rel): Removed.
1399         (Output_data_got::add_global_tls_with_rela): Removed.
1400         (Output_data_got::add_local_tls): Removed.
1401         (Output_data_got::add_local_tls_with_rel): Removed.
1402         (Output_data_got::add_local_tls_with_rela): Removed.
1403         * resolve.cc (Symbol::override_base_with_special): Removed
1404         reference to has_got_offset_ field.
1405         * symtab.cc (Symbol::init_fields): Replaced initialization
1406         of got_offset_ with got_offsets_.  Removed initialization
1407         of has_got_offset_
1408         * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
1409         (Symbol::got_offset): Likewise.
1410         (Symbol::set_got_offset): Likewise.
1411         (Symbol::has_tls_got_offset): Removed.
1412         (Symbol::tls_got_offset): Removed.
1413         (Symbol::set_tls_got_offset): Removed.
1414         (Symbol::got_offset_): Removed.
1415         (Symbol::tls_mod_got_offset_): Removed.
1416         (Symbol::tls_pair_got_offset_): Removed.
1417         (Symbol::got_offsets_): New field.
1418         (Symbol::has_got_offset): Removed.
1419         (Symbol::has_tls_mod_got_offset): Removed.
1420         (Symbol::has_tls_pair_got_offset): Removed.
1421         * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
1422         (Target_x86_64::Scan::local): Updated callers of Output_data_got
1423         member functions.
1424         (Target_x86_64::Scan::global): Likewise.
1425         (Target_x86_64::Relocate::relocate): Likewise.
1426         (Target_x86_64::Relocate::relocate_tls): Likewise.
1427
1428 2008-03-25  Ben Elliston  <bje@au.ibm.com>
1429
1430         * yyscript.y: Fix spelling error in comment.
1431
1432 2008-03-24  Ian Lance Taylor  <iant@google.com>
1433
1434         * options.h (class General_options): Define build_id option.
1435         * layout.h (class Layout): Declare write_build_id, create_note,
1436         create_build_id.  Add build_id_note_ member.
1437         * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
1438         "libiberty.h", "md5.h", "sha1.h".
1439         (Layout::Layout): Initialize eh_frame_data_,
1440         eh_frame_hdr_section_, and build_id_note_.
1441         (Layout::finalize): Call create_build_id.
1442         (Layout::create_note): New function, broken out of
1443         Layout::create_gold_note.
1444         (Layout::create_gold_note): Call create_note.
1445         (Layout::create_build_id): New function.
1446         (Layout::write_build_id): New function.
1447         (Close_task_runner::run): Call write_build_id.
1448
1449         * x86_64.cc: Correct license to GPLv3.
1450
1451 2008-03-23  Ian Lance Taylor  <iant@google.com>
1452
1453         * options.cc: Include "demangle.h".
1454         (parse_optional_string): New function.
1455         (parse_long_option): Handle takes_optional_argument.
1456         (parse_short_option): Update dash_z initializer.  Handle
1457         takes_optional_argument.
1458         (General_options::General_options): Initialize do_demangle_.
1459         (General_options::finalize): Set do_demangle_.  Handle demangling
1460         style.
1461         * options.h (parse_optional_string): Declare.
1462         (struct One_option): Add optional_arg field.  Update constructor.
1463         Update call constructor calls.  Add takes_optional_argument
1464         function.
1465         (DEFINE_var): Add optional_arg__ parameter.  Change all callers.
1466         (DEFINE_optional_string): Define.
1467         (General_options::demangle): Change from DEFINE_bool to
1468         DEFINE_optional_string.
1469         (General_options::no_demangle): New function.
1470         (General_options::do_demangle): New function.
1471         (General_options::set_do_demangle): New function.
1472         (General_options::execstack_status_): Move definition to end of
1473         class definition.
1474         (General_options::static_): Likewise.
1475         (General_options::do_demangle_): New field.
1476         * object.cc (big_endian>::get_symbol_location_info): Call
1477         Options::do_demangle, not Options::demangle.
1478         * symtab.cc (demangle): Likewise.
1479
1480 2008-03-22  Ian Lance Taylor  <iant@google.com>
1481
1482         * gold.h: Include <cstddef> and <sys/types.h>
1483         * options.h: Include <cstring>.
1484
1485 2008-03-21  Ian Lance Taylor  <iant@google.com>
1486
1487         * Added source code to GNU binutils.
1488