gold/ChangeLog

   1 2008-08-13  Ian Lance Taylor  <iant@google.com>
   2
   3         * layout.cc (Layout::attach_allocated_section_to_segment): Don't
   4         set tls_segment_ or relro_segment_.
   5         (Layout::make_output_segment): Set tls_segment_ and relro_segment_
   6         when appropriate.
   7         * output.h (Output_section::clear_is_relro): New function.
   8         * output.cc (Output_segment::add_output_section): Handle SHF_TLS
   9         sections specially even when output_data_ is empty.
  10         (Output_segment::maximum_alignment): When first section is relro,
  11         only force alignment for PT_LOAD segments.
  12         * script.cc (script_data_segment_align): New function.
  13         (script_data_segment_relro_end): New function.
  14         * script-c.h (script_data_segment_align): Declare.
  15         (script_data_segment_relro_end): Declare.
  16         * script-sections.h (class Script_sections): Declare
  17         data_segment_align and data_segment_relro_end.  Add fields
  18         segment_align_index_ and saw_relro_end_.
  19         * script-sections.cc (class Sections_element): Add set_is_relro
  20         virtual function.  Add new bool* parameter to place_orphan_here.
  21         Add get_output_section virtual function.
  22         (class Output_section_definition): Add set_is_relro.  Add new
  23         bool* parameter to place_orphan_here.  Add get_output_section.
  24         Add is_relro_ field.
  25         (Output_section_definition::Output_section_definition): Initialize
  26         evaluated_address_, evaluated_load_address, evaluated_addralign_,
  27         and is_relro_ fields.
  28         (Output_section_definition::place_orphan_here): Add is_relro
  29         parameter.
  30         (Output_section_definition::set_section_addresses): Set relro for
  31         output section.
  32         (Output_section_definition::alternate_constraint): Likewise.
  33         (class Orphan_output_section): Add new bool* parameter to
  34         place_orphan_here.  Add get_output_section.
  35         (Orphan_output_section::place_orphan_here): Add is_relro
  36         parameter.
  37         (Script_sections::Script_sections): Initialize
  38         data_segment_align_index_ and saw_relro_end_.
  39         (Script_sections::data_segment_align): New function.
  40         (Script_sections::data_segment_relro_end): New function.
  41         (Script_sections::place_orphan): Set or clear is_relro.
  42         (Script_sections::set_section_addresses): Force alignment of first
  43         TLS section.
  44         * yyscript.y (exp): Call script_data_segment_align and
  45         script_data_segment_relro_end.
  46         * testsuite/relro_script_test.t: New file.
  47         * testsuite/relro_test.cc (using_script): Declare.
  48         (t1, t2): Test using_script.
  49         * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
  50         (relro_script_test_SOURCES): Define.
  51         (relro_script_test_DEPENDENCIES): Define.
  52         (relro_script_test_LDFLAGS): Define.
  53         (relro_script_test_LDADD): Define.
  54         (relro_script_test.so): New target.
  55         * testsuite/Makefile.in: Rebuild.
  56
  57 2008-08-06  Cary Coutant <ccoutant@google.com>
  58
  59         * archive.cc (Archive::total_archives, Archive::total_members)
  60         (Archive::total_members_loaded): New variables.
  61         (Archive::setup): Add parameter.  Add option to preread
  62         archive symbols.
  63         (Archive::read_armap): Add counter.
  64         (Archive::get_file_and_offset): New function.
  65         (Archive::get_elf_object_for_member): New function.
  66         (Archive::read_all_symbols): New function.
  67         (Archive::read_symbols): New function.
  68         (Archive::add_symbols): Add counters.
  69         (Archive::include_all_members): Use armap to find members if it's
  70         already built.
  71         (Archive::include_member): Skip reading symbols if already read.
  72         Factored code into Archive::get_file_and_offset and
  73         Archive::get_elf_object_for_member.  Changed call to
  74         Mapfile::report_include_archive_member.
  75         (Archive::print_stats): New function.
  76         * archive.h: Declare Object and Read_symbols_data classes.
  77         (Archive::Archive): Add initializers for new members.
  78         (Archive::setup): Add parameter.
  79         (Archive::print_stats): New function.
  80         (Archive::total_archives, Archive::total_members)
  81         (Archive::total_members_loaded): New variables.
  82         (Archive::get_file_and_offset): New function.
  83         (Archive::get_elf_object_for_member): New function.
  84         (Archive::read_all_symbols): New function.
  85         (Archive::read_symbols): New function.
  86         (Archive::Archive_member): New class.
  87         (Archive::members_): New member.
  88         (Archive::num_members_): New member.
  89         * main.cc: Include archive.h.
  90         (main): Call Archive::print_stats.
  91         * mapfile.cc (Mapfile::report_include_archive_member): Delete
  92         archive parameter; member_name is now the fully-decorated name.
  93         * mapfile.h (Mapfile::report_include_archive_member): Likewise.
  94         * options.h: (General_options): Add --preread-archive-symbols option.
  95         * readsyms.cc (Read_symbols::do_read_symbols): Change call to
  96         Archive::setup.
  97
  98 2008-08-04  Ian Lance Taylor  <iant@google.com>
  99
 100         * symtab.h (Symbol::use_plt_offset): New function.
 101         * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
 102         * powerpc.cc (Relocate::relocate): Likewise.
 103         * sparc.cc (Relocate::relocate): Likewise.
 104         * x86_64.cc (Relocate::relocate): Likewise.
 105         * testsuite/weak_plt.sh: New test.
 106         * testsuite/weak_plt_main.cc: New test.
 107         * testsuite/weak_plt_shared.cc: New test.
 108         * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
 109         (check_PROGRAMS): Add weak_plt.
 110         (check_DATA): Add weak_plt_shared.so.
 111         (weak_plt_main_pic.o, weak_plt): New targets.
 112         (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
 113         * testsuite/Makefile.in: Rebuild.
 114
 115         * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
 116         gcctestdir/ld.
 117         (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
 118         * testsuite/Makefile.in: Rebuild.
 119
 120 2008-08-04  Alan Modra  <amodra@bigpond.net.au>
 121
 122         * Makefile.am (POTFILES.in): Set LC_ALL=C.
 123         * Makefile.in: Regenerate.
 124         * po/POTFILES.in: Regenerate.
 125
 126 2008-07-29  Ian Lance Taylor  <iant@google.com>
 127
 128         * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
 129         symbols before other symbols.
 130         * testsuite/script_test_2.cc (test_addr): Declare.
 131         (test_addr_alias): Declare.
 132         (main): Check that test_addr and test_addr_alias have the right
 133         values.
 134         * testsuite/script_test_2.t: Define test_addr_alias and
 135         test_addr.
 136
 137 2008-07-24  Ian Lance Taylor  <iant@google.com>
 138
 139         PR 5990
 140         * descriptors.cc: New file.
 141         * descriptors.h: New file.
 142         * gold-threads.h (class Hold_optional_lock): New class.
 143         * fileread.cc: Include "descriptors.h".
 144         (File_read::~File_read): Release descriptor rather than closing
 145         it.
 146         (File_read::open) [file]: Call open_descriptor rather than open.
 147         Set is_descriptor_opened_.
 148         (File_read::open) [memory]: Assert that descriptor is not open.
 149         (File_read::reopen_descriptor): New function.
 150         (File_read::release): Release descriptor.
 151         (File_read::do_read): Make non-const.  Reopen descriptor.
 152         (File_read::read): Make non-const.
 153         (File_read::make_view): Reopen descriptor.
 154         (File_read::do_readv): Likewise.
 155         * fileread.h (class File_read): Add is_descriptor_opened_ field.
 156         Update declarations.
 157         * layout.cc: Include "descriptors.h".
 158         (Layout::create_build_id): Use open_descriptor rather than open.
 159         * output.cc: Include "descriptors.h".
 160         (Output_file::open): Use open_descriptor rather than open.
 161         * archive.cc (Archive::const_iterator): Change Archive to be
 162         non-const.
 163         (Archive::begin, Archive::end): Make non-const.
 164         (Archive::count_members): Likewise.
 165         * archive.h (class Archive): Update declarations.
 166         * object.h (Object::read): Make non-const.
 167         * Makefile.am (CCFILES): Add descriptors.cc.
 168         (HFILES): Add descriptors.h.
 169         * Makefile.in: Rebuild.
 170
 171         PR 6716
 172         * gold.h: Always include <clocale>.  Add Solaris workarounds
 173         following code in binutils/sysdep.h.
 174
 175         PR 6048
 176         * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
 177         this->eh_frame_hdr_ is NULL before using it.
 178
 179         * dynobj.cc (Versions::Versions): Update comment.
 180
 181         * dynobj.cc (Versions::Versions): If there is an soname, use it as
 182         the base version name.
 183
 184         * stringpool.cc (Stringpool_template::add_with_length): Set key to
 185         array size plus one.
 186         (Stringpool_template::set_string_offsets): Subtract one from key
 187         before using it as an array index.
 188         (Stringpool_template::get_offset_with_length): Likewise.
 189         (Stringpool_template::write_to_buffer): Likewise.
 190         * stringpool.h (Stringpool_template::get_offset_from_key):
 191         Likewise.
 192
 193 2008-07-23  Ian Lance Taylor  <iant@google.com>
 194
 195         PR 6658
 196         * object.h (Merged_symbol_value::value): Do our best to handle a
 197         negative addend.
 198
 199         PR 6647
 200         * script.cc (Version_script_info::get_versions): Don't add empty
 201         version tag to return value.
 202         (Version_script_info::get_symbol_version_helper): Change return
 203         type to bool.  Add pversion parameter.  Change all callers.
 204         (script_register_vers_node): Don't require a non-NULL tag.
 205         * script.h (class Version_script_info): Update declarations.
 206         (Version_script_info::get_symbol_version): Change return type to
 207         bool.  Add version parameter.  Change all callers.
 208         * symtab.cc (Sized_symbol::add_from_relobj): Rework version
 209         handling.  Handle an empty version from a version script.
 210         (Symbol_table::define_special_symbol): Likewise.
 211         * testsuite/ver_test_10.script: New file.
 212         * testsuite/ver_test_10.sh: New file.
 213         * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
 214         (check_DATA): Add ver_test_10.syms.
 215         (ver_test_10.syms, ver_test_10.so): New target.
 216         * testsuite/Makefile.in: Rebuild.
 217
 218 2008-07-23  Simon Baldwin  <simonb@google.com>
 219
 220         * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
 221         to zero for undefined symbols from dynamic libraries.
 222
 223 2008-07-23  Ian Lance Taylor  <iant@google.com>
 224
 225         * symtab.cc (Symbol_table::resolve): Remove version parameter.
 226         Change all callers.
 227         * symtab.h (class Symbol_table): Update declaration.
 228         * testsuite/ver_test_9.cc: New file.
 229         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
 230         (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
 231         (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
 232         (ver_test_9.so, ver_test_9.o): New targets.
 233         * testsuite/Makefile.in: Rebuild.
 234
 235 2008-07-22  Ian Lance Taylor  <iant@google.com>
 236
 237         * options.h (class General_options): Define --check-sections.
 238         * layout.cc (Layout::set_segment_offsets): Handle
 239         --check-sections.
 240
 241         * options.h (class General_options): Define -n/--nmagic and
 242         -N/--omagic.
 243         * options.cc (General_options::finalize): For -n/--nmagic or
 244         -N/--omagic, set -static.
 245         * layout.cc (Layout::attach_allocated_section_to_segment): If
 246         -N/--omagic, don't put read-only and read-write sections in
 247         different segments.
 248         (Layout::find_first_load_seg): If -N/--omagic, don't insist on
 249         finding a read-only segment.
 250         (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
 251         don't set the minimum segment alignment to the common page size,
 252         and don't set the file offset to the address modulo the page size.
 253         * script-sections.cc (Script_sections::create_segments): If
 254         -n/--omagic, don't put read-only and read-write sections in
 255         different segments.
 256
 257         * cref.cc: New file.
 258         * cref.h: New file.
 259         * options.h (class General_options): Add --print-symbol-counts.
 260         * main.cc (main): Issue defined symbol report if requested.
 261         * archive.cc (Archive::interpret_header): Make into a const member
 262         function.
 263         (Archive::add_symbols): Call Input_objects::archive_start and
 264         archive_stop.
 265         (Archive::const_iterator): Define new class.
 266         (Archive::begin, Archive::end): New functions.
 267         (Archive::include_all_members): Rewrite to use iterator.
 268         (Archive::count_members): New function.
 269         * archive.h (class Archive): Update declarations.
 270         (Archive::filename): New function.
 271         * object.cc: Include "cref.h".
 272         (Sized_relobj::Sized_relobj): Initialize defined_count_.
 273         (Sized_relobj::do_get_global_symbol_counts): New function.
 274         (Input_objects::add_object): Add object to cross-referencer.
 275         (Input_objects::archive_start): New function.
 276         (Input_objects::archive_stop): New function.
 277         (Input_objects::print_symbol_counts): New function.
 278         * object.h: Declare Cref and Archive.
 279         (Object::get_global_symbol_counts): New function.
 280         (Object::do_get_global_symbol_counts): New pure virtual function.
 281         (class Sized_relobj): Add defined_count_ field.  Update
 282         declarations.
 283         (class Input_objects): Add cref_ field.  Update constructor.
 284         Update declarations.
 285         * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
 286         defined_count_.
 287         (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
 288         symbol counts.
 289         (Sized_dynobj::do_get_global_symbol_counts): New function.
 290         * dynobj.h (class Sized_dynobj): Add fields symbols_ and
 291         defined_count_.  Update declarations.  Define Symbols typedef.
 292         * symtab.cc (Symbol_table::add_from_relobj): Add defined
 293         parameter.  Change all callers.
 294         (Symbol_table::add_from_dynobj): Add sympointers and defined
 295         parameters.  Change all callers.
 296         * symtab.h (class Symbol_table): Update declarations.
 297         * Makefile.am (CCFILES): Add cref.cc.
 298         (HFILES): Add cref.h.
 299         * Makefile.in: Rebuild.
 300
 301 2008-07-22  Simon Baldwin  <simonb@google.com>
 302
 303         * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
 304         to zero when writing undefined symbols.
 305
 306 2008-07-22  Ian Lance Taylor  <iant@google.com>
 307
 308         * output.cc (Output_section::add_input_section): Don't try to
 309         merge empty merge sections.
 310
 311 2008-07-21  Craig Silverstein  <csilvers@google.com>
 312
 313         * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
 314         Include symbol version in error message.
 315
 316 2008-07-20  Chris Demetriou  <cgd@google.com>
 317
 318         * configure.ac (gold_cv_c_random_seed): New configured variable.
 319         (RANDOM_SEED_CFLAGS): New substituted variable.
 320         * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
 321         * configure: Rebuild.
 322         * Makefile.in: Likewise.
 323         * testsuite/Makefile.in: Likewise.
 324
 325 2008-07-18  Ian Lance Taylor  <iant@google.com>
 326
 327         * symtab.cc (Symbol_table::add_from_object): Rewrite the case
 328         where we see NAME/NULL and NAME/VERSION  as separate symbols.
 329         * testsuite/ver_test_main.cc (main): Call t4.
 330         (t4, t4_2a): Define.
 331         * testsuite/ver_test_2.cc (t4_2): Define.
 332         * testsuite/ver_test_2.script: Put t4_2a in VER2.
 333         * testsuite/ver_test_4.cc (t4_2a): Define.
 334         * testsuite/ver_test_4.script: Put t4_2a in VER2.
 335         * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
 336
 337 2008-07-17  Ian Lance Taylor  <iant@google.com>
 338
 339         * dynobj.cc (Versions::add_def): If we give an error about a
 340         missing version, go ahead and create the version anyhow.
 341
 342 2008-07-10  Ian Lance Taylor  <iant@google.com>
 343
 344         Handle output sections with more than 0x7fffffff bytes.
 345         * object.h (class Relobj): Change map_to_output_ to
 346         output_sections_, and just keep a section pointer.  Change all
 347         uses.  Move comdat group support to Sized_relobj.
 348         (Relobj::is_section_specially_mapped): Remove.
 349         (Relobj::output_section): Remove poff parameter.  Change all
 350         callers.
 351         (Relobj::output_section_offset): New function.
 352         (Relobj::set_section_offset): Rewrite.
 353         (Relobj::map_to_output): Remove.
 354         (Relobj::output_sections): New function.
 355         (Relobj::do_output_section_offset): New pure virtual function.
 356         (Relobj::do_set_section_offset): Likewise.
 357         (class Sized_relobj): Add section_offsets_ field.  Add comdat
 358         group support from Relobj.  Update declarations.
 359         (Sized_relobj::get_output_section_offset): New function.
 360         (Sized_relobj::do_output_section_offset): New function.
 361         (Sized_relobj::do_set_section_offset): New function.
 362         * object.cc (Relobj::output_section_address): Remove.
 363         (Sized_relobj::Sized_relobj): Initialize new fields.
 364         (Sized_relobj::include_section_group): Cast find_kept_object to
 365         Sized_relobj.
 366         (Sized_relobj::include_linkonce_section): Likewise.
 367         (Sized_relobj::do_layout): Use separate arrays for output section
 368         and output offset.
 369         (Sized_relobj::do_count_local_symbols): Change map_to_output to
 370         output_sections.
 371         (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
 372         output_sections and section_offsets.
 373         (Sized_relobj::write_local_symbols): Likewise.
 374         (map_to_kept_section): Compute output address directly.
 375         * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
 376         output_sections and section_offsets.
 377         (Sized_relobj::write_sections): Likewise.
 378         (Sized_relobj::relocate_sections): Likewise.
 379         * symtab.cc (sized_finalize_symbol): Use output_section_offset.
 380         * output.h (class Output_reloc): Update declarations.  Change
 381         u2_.relobj to Sized_relobj*.
 382         (class Output_data_reloc): Change add functions to use
 383         Sized_relobj*.
 384         * output.cc (Output_reloc::Output_reloc): Change relobj to
 385         Sized_relobj*.
 386         (Output_reloc::local_section_offset): Change return type to
 387         Elf_Addr.  Use get_output_section_offset.
 388         (Output_reloc::get_address): Likewise.
 389         (Output_section::is_input_address_mapped): Don't call
 390         is_section_specially_mapped.
 391         (Output_section::output_offset): Likewise.
 392         (Output_section::output_address): Likewise.
 393         (Output_section::starting_output_address): Likewise.
 394         * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
 395         parameter to Sized_relobj*.
 396         (Copy_relocs::need_copy_reloc): Likewise.
 397         (Copy_relocs::save): Likewise.
 398         * copy-relocs.h (class Copy_relocs): Update declarations.
 399         (class Copy_relocs::Copy_reloc_entry): Change constructor to use
 400         Sized_relobj*.  Change relobj_ field to Sized_relobj*.
 401         * target-reloc.h (relocate_for_relocatable): Change
 402         offset_in_output_section type to Elf_Addr.  Change code that uses
 403         it as well.
 404         * layout.cc (Layout::layout): Always set *off.
 405         * mapfile.cc (Mapfile::print_input_section): Use
 406         output_section_offset.
 407         * i386.cc (Target_i386::copy_reloc): Change object parameter to
 408         Sized_relobj*.
 409         * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
 410         * sparc.cc (Target_sparc::copy_reloc): Likewise.
 411         * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
 412
 413 2008-07-03  Ian Lance Taylor  <iant@google.com>
 414
 415         * layout.cc (Layout::include_section): Do not discard unrecognized
 416         SHT_STRTAB sections.
 417
 418 2008-06-30  Craig Silverstein  <csilvers@cs.stanford.edu>
 419
 420         * script.cc (Lex::can_continue_name): Make '?' allowable in
 421         version-script names.
 422         * testsuite/version_script.map: Change glob pattern to use '?'
 423
 424 2008-06-30  Manish Singh  <yosh@gimp.org>
 425
 426         PR 6585
 427         * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
 428         Correct typo.
 429
 430 2008-06-30  Ian Lance Taylor  <iant@google.com>
 431
 432         PR 6660
 433         PR 6682
 434         * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
 435         versions]: Don't try to read the value in the contents, since we
 436         don't use it.  Use the template endianness when writing.
 437
 438 2008-06-25  Cary Coutant  <ccoutant@google.com>
 439
 440         * fileread.cc (File_read::make_view): Assert on zero-length view.
 441         * object.cc (Sized_relobj::do_read_symbols): Don't try to read
 442         symbol table when there are no symbols to read.
 443
 444 2008-06-23  Craig Silverstein  <csilvers@google.com>
 445
 446         * version.cc (version_string): Bump to 1.7
 447
 448 2008-06-18  Craig Silverstein  <csilvers@google.com>
 449
 450         * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
 451         constant 0xFFFF to type Valtype.
 452         (Powerpc_relocate_functions::rel16_ha): Likewise.
 453
 454 2008-06-17  Ian Lance Taylor  <iant@google.com>
 455
 456         * output.h (Output_section::Input_section): Initialize p2align_ to
 457         zero for Output_section_data constructors.
 458         (Output_section::Input_section::addralign): If not an input
 459         section, return the alignment of the Output_section_data.
 460         * testsuite/copy_test.cc: New file.
 461         * testsuite/copy_test_1.cc: New file.
 462         * testsuite/copy_test_2.cc: New file.
 463         * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
 464         (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
 465         (copy_test_LDFLAGS, copy_test_LDADD): New variables.
 466         (copy_test_1_pic.o, copy_test_1.so): New targets.
 467         (copy_test_2_pic.o, copy_test_2.so): New targets.
 468         * testsuite/Makefile.in: Rebuild.
 469
 470         * script-sections.cc (Script_sections::place_orphan): Initialize
 471         local variable exact.
 472
 473 2008-06-13  David Edelsohn  <edelsohn@gnu.org>
 474
 475         * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
 476
 477 2008-06-12  David Edelsohn  <edelsohn@gnu.org>
 478             David S. Miller  <davem@davemloft.net>
 479
 480         * powerpc.cc: New file.
 481         * Makefile.am (TARGETSOURCES): Add powerpc.cc
 482         (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
 483         * configure.tgt: Add entries for powerpc-* and powerpc64-*.
 484         * Makefile.in: Rebuild.
 485
 486 2008-06-09  Ian Lance Taylor  <iant@google.com>
 487
 488         * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
 489         <exception>.
 490         (throwing, orig_terminate): New static variables.
 491         (terminate_handler): New static function.
 492         (t2): Set terminate handler.
 493
 494 2008-06-05  Kris Van Hees  <kris.van.hees@oracle.com>
 495
 496         PR 6584
 497         * binary.cc (Binary_to_elf::sized_convert): Fix .data
 498         alignment.
 499
 500 2008-05-30  Cary Coutant  <ccoutant@google.com>
 501
 502         * archive.cc (Archive::include_all_members) Correct to step
 503         over symbol table and extended name table in thin archives.
 504
 505 2008-05-29  Kris Van Hees  <kris.van.hees@oracle.com>
 506
 507         PR 6407
 508         * target-reloc.h (relocate_for_relocatable): Fix new_offset
 509         calculation.
 510
 511 2008-05-28  Caleb Howe  <cshowe@google.com>
 512
 513         * reduced_debug_output.cc: New file.
 514         * reduced_debug_output.h: New file.
 515         * options.h (class General_options): Add --strip-debug-non-line.
 516         * options.cc (General_options::finalize): Add strip_debug_non_line
 517         to the strip heirarchy.
 518         * layout.h (class Layout): Add debug_abbrev_ and debug_info_
 519         fields.
 520         * layout.cc: Include "reduced_debug_output.h".
 521         (Layout::Layout): Initialize new fields.
 522         (line_only_debug_sections): New static array.
 523         (is_lines_only_debug_sections): New static inline function.
 524         (Layout::include_section): Handle --strip-debug-non-line.
 525         (Layout::make_output_section): If --strip-debug-non-line, build
 526         new output sections for .debug_abbrev and .debug_info.
 527         * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
 528         gold.  Warn about possible overflow.
 529         (read_signed_LEB_128): Likewise.
 530         * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
 531         (read_signed_LEB_128): Declare.
 532         * Makefile.am (CCFILES): Add reduced_debug_output.cc.
 533         (HFILES): Add reduced_debug_output.h.
 534         * Makefile.in: Rebuild.
 535
 536 2008-05-21  Ian Lance Taylor  <iant@google.com>
 537
 538         * mapfile.cc: New file.
 539         * mapfile.h: New file.
 540         * options.h (class General_options): Add -M/--print-map and -Map.
 541         * options.cc (General_options::finalize): Make -M equivalent to
 542         -Map -.
 543         * main.cc: Include <cstdio> and "mapfile.h".
 544         (main): Open mapfile if requested.
 545         * gold.cc (class Middle_runner): Add mapfile_ field.  Update
 546         constructor.  Change caller.
 547         (queue_initial_tasks): Add mapfile parameter.  Change caller.
 548         (queue_middle_tasks): Likewise.
 549         * gold.h (queue_initial_tasks, queue_middle_tasks): Update
 550         declarations.
 551         * archive.cc: Include "mapfile.h".
 552         (Archive::add_symbols): Add mapfile parameter.  Change all
 553         callers.  Pass mapfile, symbol, and reason to include_member.
 554         (Archive::include_all_members): Add mapfile parameter.  Change all
 555         callers.
 556         (Archive::include_member): Add mapfile, sym, and why parameters.
 557         Change all callers.  Report inclusion to map file.
 558         * archive.h: Include "fileread.h".
 559         (class Archive): Update declarations.
 560         (Archive::file): New const method.
 561         (class Add_archive_symbols): Add mapfile_ field.  Update
 562         constructor.  Change all callers.
 563         * readsyms.h (class Read_symbols): Likewise.
 564         (class Finish_group): Likewise.
 565         (class Read_script): Likewise.
 566         * common.cc: Include "mapfile.h".
 567         (Symbol_table::allocate_commons): Add mapfile parameter.  Change
 568         all callers.
 569         (Symbol_table::do_allocate_commons): Likewise.
 570         (Symbol_table::do_allocate_commons_list): Likewise.  Report common
 571         symbol allocation to mapfile.
 572         * common.h (class Allocate_commons_task): Add mapfile_ field.
 573         Update constructor.  Change all callers.
 574         * symtab.h (class Symbol_table): Update declarations.
 575         * layout.cc: Include "mapfile.h".
 576         (Layout_task_runner::run): Print information to mapfile.
 577         (Layout::create_gold_note): Change Output_data_fixed_space to
 578         Output_data_zero_fill.
 579         (Layout::create_build_id): Likewise.
 580         (Layout::print_to_mapfile): New function.
 581         * layout.h (class Layout_task_runner): Add mapfile_ field.  Update
 582         constructor.  Change caller.
 583         (class Layout): Declare print_to_mapfile.
 584         * output.cc (Output_section::Input_section::print_to_mapfile): New
 585         function.
 586         (Output_section::add_input_section): If producing a map, always
 587         add to input_sections_ list.
 588         (Output_section::do_print_to_mapfile): New function.
 589         (Output_segment::print_sections_to_mapfile): New function.
 590         (Output_segment::print_section_list_to_mapfile): New function.
 591         * output.h: Include "mapfile.h".
 592         (Output_data::print_to_mapfile): New function.
 593         (Output_data::do_print_to_mapfile): New virtual function.
 594         (Output_segment_headers::do_print_to_mapfile): New function.
 595         (Output_file_header::do_print_to_mapfile): New function.
 596         (Output_data_const::do_print_to_mapfile): New function.
 597         (class Output_data_const_buffer): Add map_name_ field.  Update
 598         constructor.  Change all callers.  Add do_print_to_mapfile
 599         function.
 600         (class Output_data_fixed_space): Likewise.
 601         (class Output_data_space): Likewise.
 602         (class Output_data_zero_fill): New class.
 603         (Output_data_strtab::do_print_to_mapfile): New function.
 604         (Output_data_reloc_base::do_print_to_mapfile): New function.
 605         (Output_relocatable_relocs::do_print_to_mapfile): New function.
 606         (Output_data_group::do_print_to_mapfile): New function.
 607         (Output_data_got::do_print_to_mapfile): New function.
 608         (Output_data_dynamic::do_print_to_mapfile): New function.
 609         (Output_symtab_xindex::do_print_to_mapfile): New function.
 610         (class Output_section): Declare do_print_to_mapflie.  Declare
 611         print_to_mapfile in Input_section.
 612         (class Output_segment): Declare new functions.
 613         * object.h (Sized_relobj::symbol_count): New function.
 614         * script-sections.cc
 615         (Output_section_element_dot_assignment::set_section_addresses):
 616         Change Output_data_fixed_space to Output_data_zero_fill.
 617         (Output_data_expression::do_print_to_mapfile): New function.
 618         * script.cc (read_input_script): Add mapfile parameter.  Change
 619         all callers.
 620         * script.h (read_input_script): Update declaration.
 621         * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
 622         (Eh_frame::do_print_to_mapfile): New function.
 623         * merge.h (Output_merge_data::do_print_to_mapfile): New function.
 624         (Output_merge_string::do_print_to_mapfile): New function.
 625         * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
 626         function.
 627         * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
 628         function.
 629         * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
 630         function.
 631         * Makefile.am (CCFILES): Add mapfile.cc.
 632         (HFILES): Add mapfile.h.
 633         * Makefile.in: Rebuild.
 634
 635 2008-05-19  Ian Lance Taylor  <iant@google.com>
 636
 637         * options.h (class General_options): Add -z relro.
 638         * layout.cc (Layout::Layout): Initialize relro_segment_.
 639         (Layout::add_output_section_data): Return the output section.
 640         (Layout::make_output_section): Rcognize relro sections and mark
 641         them appropriately.
 642         (Layout::attach_allocated_section_to_segment): Put relro sections
 643         in a PT_GNU_RELRO segment.
 644         (Layout::create_initial_dynamic_sections): Mark the .dynamic
 645         section as relro.
 646         (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
 647         PT_TLS segments.
 648         (Layout::linkonce_mapping): Map d.rel.ro.local to
 649         .data.rel.ro.local.
 650         (Layout::output_section_name): Us .data.rel.ro.local for any
 651         section which begins with that.
 652         * layout.h (class Layout): Update add_output_section_data
 653         declaration.  Add relro_segment_ field.
 654         * output.cc (Output_section::Output_section): Initialize is_relro_
 655         and is_relro_local_ fields.
 656         (Output_segment::add_output_section): Group relro sections.
 657         (Output_segment::is_first_section_relro): New function.
 658         (Output_segment::maximum_alignment): If there is a relro section,
 659         align the segment to the common page size.
 660         (Output_segment::set_section_addresses): Track whether we are
 661         looking at relro sections.  If the last section is a relro
 662         section, align to the common page size.
 663         (Output_segment::set_section_list_addresses): Add in_relro
 664         parameter.  Change all callers.  Align to the page size when
 665         moving from relro to non-relro section.
 666         (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
 667         segment.
 668         * output.h (class Output_section): Add is_relro_ and
 669         is_relro_local_ fields.
 670         (Output_section::is_relro): New function.
 671         (Output_section::set_is_relro): New function.
 672         (Output_section::is_relro_local): New function.
 673         (Output_section::set_is_relro_local): New function.
 674         (class Output_segment): Update declarations.
 675         * i386.cc (Target_i386::got_section): Mark .got section as relro.
 676         * sparc.cc (Target_sparc::got_section): Likewise.
 677         * x86_64.cc (Target_x86_64::got_section): Likewise.
 678         * testsuite/relro_test_main.cc: New file.
 679         * testsuite/relro_test.cc: New file.
 680         * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
 681         (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
 682         (relro_test_LDFLAGS, relro_test_LDADD): New variables.
 683         (relro_test.so, relro_test_pic.o): New targets.
 684         * testsuite/Makefile.in: Rebuild.
 685
 686 2008-05-16  Ian Lance Taylor  <iant@google.com>
 687
 688         * output.cc (Output_segment::add_output_section): Remove front
 689         parameter.
 690         * output.h (class Output_segment): Remove
 691         add_initial_output_section and overloaded add_output_section.
 692         Update declaration of remaining add_output_section.
 693         * layout.cc (Layout::create_interp): Call add_output_section
 694         rather than add_initial_output_section.
 695         (Layout::finish_dynamic_section): Likewise.
 696
 697         * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
 698         for TLS_GOTDESC and TLS_DESC_CALL.  Only optimize TLS_LDO_32 if we
 699         know the dynamic type.
 700         * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
 701         field.  Initialize it in constructor.
 702         (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
 703         block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
 704         Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
 705         reloc.
 706
 707         * output.cc (Output_reloc::get_address): Change return type to
 708         Elf_Addr.
 709         * output.h (class Output_reloc): Update get_address declaration.
 710         * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
 711         for section addresses.
 712
 713 2008-05-09  Ian Lance Taylor  <iant@google.com>
 714
 715         PR 6493
 716         * gold.cc (gold_nomem): Use return value of write.
 717
 718 2008-05-08  Ian Lance Taylor  <iant@google.com>
 719
 720         * symtab.c (Symbol::init_base_output_data): Add version
 721         parameter.  Change all callers.
 722         (Symbol::init_base_output_segment): Likewise.
 723         (Symbol::init_base_constant): Likewise.
 724         (Symbol::init_base_undefined): Likewise.
 725         (Sized_symbol::init_output_data): Likewise.
 726         (Sized_symbol::init_output_segment): Likewise.
 727         (Sized_symbol::init_constant): Likewise.
 728         (Sized_symbol::init_undefined): Likewise.
 729         (Symbol_table::do_define_in_output_data): If the new symbol has a
 730         version, mark it as the default.
 731         (Symbol_table::do_define_in_output_segment): Likewise.
 732         (Symbol_table::do_define_as_constant): Likewise.
 733         * symtab.h (class Symbol): Update declarations.
 734         (class Sized_symbol): Likewise.
 735         * resolve.cc (Symbol::override_version): New function.
 736         (Symbol::override_base): Call override_version.
 737         (Symbol::override_base_with_special): Likewise.
 738         * testsuite/ver_script_8.script: New file.
 739         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
 740         (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
 741         (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
 742         (ver_test_8_1.so, ver_test_8_2.so): New targets.
 743
 744 2008-05-06  Ian Lance Taylor  <iant@google.com>
 745
 746         PR 6049
 747         * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
 748         functions.
 749         (class General_options): Remove existing --undefined, and add
 750         --no-undefined instead.  Add new --undefined as synonym for -u.
 751         * archive.cc (Archive::add_symbols): Check whether symbol was
 752         named with -u.
 753         * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
 754         * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
 755         all uses.  Add IS_UNDEFINED.  Update declarations to split
 756         different versions of init_base.  Declare init_base_undefined.
 757         (Symbol::is_defined): Handle IS_UNDEFINED.
 758         (Symbol::is_undefined): Likewise.
 759         (Symbol::is_weak_undefined): Call is_undefined.
 760         (Symbol::is_absolute): Handle IS_CONSTANT.
 761         (class Sized_symbol): Update declarations to split different
 762         versions of init.  Declare init_undefined.
 763         (class Symbol_table): Declare new functions.
 764         * symtab.cc (Symbol::init_base_object): Rename from init_base.
 765         Change all callers.
 766         (Symbol::init_base_output_data): Likewise.
 767         (Symbol::init_base_output_segment): Likewise.
 768         (Symbol::init_base_constant): Likewise.
 769         (Symbol::init_base_undefined): New function.
 770         (Sized_symbol::init_object): Rename from init.  Change all
 771         callers.
 772         (Sized_symbol::init_output_data): Likewise.
 773         (Sized_symbol::init_output_segment): Likewise.
 774         (Sized_symbol::init_constant): Likewise.
 775         (Sized_symbol::init_undefined): New function.
 776         (Symbol_table::add_undefined_symbols_from_command_line): New
 777         function.
 778         (Symbol_table::do_add_undefined_symbols_from_command_line): New
 779         function.
 780         (Symbol::final_value_is_known): Handle IS_UNDEFINED.
 781         (Symbol::output_section): Likewise.
 782         (Symbol::set_output_section): Likewise.
 783         (Symbol_table::sized_finalize_symbol): Likewise.
 784         (Symbol_table::sized_write_globals): Likewise.
 785         * resolve.cc (Symbol_table::should_override): Likewise.
 786         (Symbol::override_base_with_special): Likewise.
 787
 788         * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
 789         symbol, change it to have default visibility.
 790         * testsuite/protected_1.cc: New file.
 791         * testsuite/protected_2.cc: New file.
 792         * testsuite/protected_3.cc: New file.
 793         * testsuite/protected_main_1.cc: New file.
 794         * testsuite/protected_main_2.cc: New file.
 795         * testsuite/protected_main_3.cc: New file.
 796         * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
 797         (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
 798         (protected_1_LDFLAGS, protected_1_LDADD): Define.
 799         (protected_1.so): New target.
 800         (protected_1_pic.o, protected_2_pic.o): New targets.
 801         (protected_3_pic.o): New target.
 802         (check_PROGRAMS): Add protected_2.
 803         (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
 804         (protected_2_LDFLAGS, protected_2_LDADD): Define.
 805         * testsuite/Makefile.in: Rebuild.
 806
 807         * options.h (DEFINE_var): Add set_user_set_##varname__.
 808         (DEFINE_bool_alias): New macro.
 809         (class General_options): Define -Bstatic using DEFINE_bool_alias
 810         rather than DEFINE_special.  Add --undefined as an alias for -z
 811         defs.
 812         * options.cc (General_options::parse_Bstatic): Remove.
 813
 814         * options.h (class General_options): Add --fatal-warnings.
 815         * main.cc (main): Implement --fatal-warnings.
 816         * errors.h (Errors::warning_count): New function.
 817
 818         * options.h (class General_options): Add -Bsymbolic-functions.
 819         * symtab.h (Symbol::is_preemptible): Check for
 820         -Bsymbolic-functions.
 821
 822 2008-05-05  Ian Lance Taylor  <iant@google.com>
 823
 824         * options.h (DEFINE_bool): For DASH_Z, create the negative option
 825         as noVARNAME rather than no-VARNAME.
 826         (class General_options): Add option -z combreloc.
 827         * output.h (class Output_reloc) [SHT_REL]: Declare compare and
 828         get_address.
 829         (Output_reloc::sort_before) [SHT_REL]: New function.
 830         (Output_reloc::sort_before) [SHT_RELA]: New function.
 831         (class Output_data_reloc_base): Add sort_relocs_ field.  Define
 832         Sort_relocs_comparison.
 833         (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
 834         parameter.  Change all callers.
 835         (Output_data_reloc::Output_data_reloc) [both versions]: Add
 836         sort_relocs parameter.  Change all callers.
 837         * output.cc (Output_reloc::get_address): New function, broken out
 838         of write_rel.
 839         (Output_reloc::write_rel): Call it.
 840         (Output_reloc::compare): New function.
 841         (Output_data_reloc_base::do_write): Optionally sort relocs.
 842
 843         * configure.ac: If targ_extra_obj is set, link it in.
 844         * configure.tgt: Initialize all variables.
 845         (x86_64*): Set targ_extra_obj and targ_extra_size.
 846         * configure: Rebuild.
 847
 848         * object.cc (Sized_relobj::include_section_group): Adjust section
 849         indexes read from group data.  Build vector to pass to
 850         layout_group.
 851         * layout.cc (Layout::layout_group): Add flags and shndxes
 852         parameters.  Remove contents parameter.  Change caller.  Update
 853         explicit instantiations.
 854         * layout.h (class Layout): Update layout_group declaration.
 855         * output.cc (Output_data_group::Output_data_group): Add flags and
 856         input_shndxes parameters.  Remove contents parameter.  Change
 857         caller.
 858         (Output_data_group::do_write): Change input_sections_ to
 859         input_shndxes_.
 860         * output.h (class Output_data_group): Update constructor
 861         declaration.  Rename input_sections_ to input_shndxes_.
 862         * testsuite/many_sections_test.cc: Add template.
 863
 864 2008-04-30  Cary Coutant  <ccoutant@google.com>
 865
 866         * target-reloc.h (relocate_section): Fix dead-pointer bug.
 867
 868         * layout.cc (Layout::include_section): Refactored check for debug
 869         info section.
 870         (Layout::add_comdat): Add new parameters.  Change type
 871         of signature parameter.  Add object and shndx to signatures table.
 872         (Layout::find_kept_object): New function.
 873         * layout.h: Include <cstring>.
 874         (Layout::is_debug_info_section): New function.
 875         (Layout::add_comdat): Add new parameters.
 876         (Layout::find_kept_object): New function.
 877         (Layout::Kept_section): New struct.
 878         (Layout::Signatures): Change type of map range.
 879         * object.cc (Relobj::output_section_address): New function.
 880         (Sized_relobj::include_section_group): Add new parameters.  Change
 881         calls to Layout::add_comdat.  Change to build table of kept comdat
 882         groups and table mapping discarded sections to kept sections.
 883         (Sized_relobj::include_linkonce_section): Likewise.  Add new parameter.
 884         (Sized_relobj::do_layout): Change calls to include_section_group and
 885         include_linkonce_section.
 886         (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
 887         value to zero when section is discarded.
 888         (Sized_relobj::map_to_kept_section): New function.
 889         * object.h (Relobj::output_section_address): New function.
 890         (Relobj::Comdat_group): New type.
 891         (Relobj::find_comdat_group): New function.
 892         (Relobj::Comdat_group_table): New type.
 893         (Relobj::Kept_comdat_section): New type.
 894         (Relobj::Kept_comdat_section_table): New type.
 895         (Relobj::add_comdat_group): New function.
 896         (Relobj::set_kept_comdat_section): New function.
 897         (Relobj::get_kept_comdat_section): New function.
 898         (Relobj::comdat_groups_): New field.
 899         (Relobj::kept_comdat_sections_): New field.
 900         (Symbol_value::input_value): Update comment.
 901         (Sized_relobj::map_to_kept_section) New function.
 902         (Sized_relobj::include_linkonce_section): Add new parameter.
 903         * target-reloc.h (Comdat_behavior): New type.
 904         (get_comdat_behavior): New function.
 905         (relocate_section): Add code to map a discarded section to the
 906         corresponding kept section when applying a relocation.
 907
 908 2008-04-30  Craig Silverstein  <csilvers@google.com>
 909
 910         * dwarf_reader.cc (next_generation_count): New static var.
 911         (Addr2line_cache_entry): New struct.
 912         (addr2line_cache): New static var.
 913         (Dwarf_line_info::one_addr2line): Added caching.
 914         (Dwarf_line_info::clear_addr2line_cache): New function.
 915         * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
 916         cache-size parameter.
 917         (Dwarf_line_info::one_addr2line_cache): New function.
 918         * symtab.cc (Symbol_table::detect_odr_violations): Pass
 919         new cache-size argument to one_addr2line(), and clear cache.
 920
 921 2008-04-28  Cary Coutant  <ccoutant@google.com>
 922
 923         * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
 924         R_386_PC8 relocations.
 925
 926 2008-04-23  Ian Lance Taylor  <iant@google.com>
 927
 928         * object.cc (Sized_relobj::include_section_group): Check for
 929         invalid section group.
 930
 931         * object.cc (make_elf_object): Correct test for 64-bit ELF file
 932         header size.
 933
 934         * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
 935         than read for file header.
 936         * archive.cc (Archive::include_member): Likewise.
 937
 938 2008-04-23  Paolo Bonzini  <bonzini@gnu.org>
 939
 940         * aclocal.m4: Regenerate.
 941         * configure: Regenerate.
 942
 943 2008-04-19  Ian Lance Taylor  <iant@google.com>
 944
 945         * version.cc (version_string): Bump to 1.6.
 946
 947         * testsuite/Makefile.am (many_sections_r_test): New target.
 948         (many_sections_r_test_SOURCES): Remove.
 949         (many_sections_r_test_DEPENDENCIES): Remove.
 950         (many_sections_r_test_LDFLAGS): Remove.
 951         (many_sections_r_test_LDADD): Remove.
 952
 953         * object.cc (Sized_relobj::do_add_symbols): Always pass
 954         local_symbol_count_ to add_from_relobj.
 955
 956         * testsuite/Makefile.am (many_sections_check.h): Only check one in
 957         every thousand variables.
 958         * testsuite/Makefile.in: Rebuild.
 959
 960         * object.cc (Xindex::initialize_symtab_xindex): New function.
 961         (Xindex::read_symtab_xindex): New function.
 962         (Xindex::sym_xindex_to_shndx): New function.
 963         (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
 964         available.
 965         (Sized_relobj::do_initialize_xindex): New function.
 966         (Sized_relobj::do_read_symbols): Adjust section links.
 967         (Sized_relobj::symbol_section_and_value): Add is_ordinary
 968         parameter.  Change all callers.
 969         (Sized_relobj::include_section_group): Adjust section links and
 970         symbol section indexes.
 971         (Sized_relobj::do_layout): Adjust section links.
 972         (Sized_relobj::do_count_local_symbols): Adjust section links and
 973         symbol section indexes.
 974         (Sized_relobj::do_finalize_local_symbols): Distinguish between
 975         ordinary and special symbols.
 976         (Sized_relobj::write_local_symbols): Add symtab_xindex and
 977         dynsym_xindex parameters.  Change all callers.  Adjust section
 978         links.  Use SHN_XINDEX when needed.
 979         (Sized_relobj::get_symbol_location_info): Adjust section links.
 980         Don't get fooled by special symbols.
 981         * object.h (class Xindex): Define.
 982         (class Object): Add xindex_ parameter.  Declare virtual functoin
 983         do_initialize_xindex.
 984         (Object::adjust_sym_shndx): New function.
 985         (Object::set_xindex): New protected function.
 986         (class Symbol_value): Add is_ordinary_shndx_ field.
 987         (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
 988         (Symbol_value::value): Assert ordinary section.
 989         (Symbol_value::initialize_input_to_output_map): Likewise.
 990         (Symbol_value::set_input_shndx): Add is_ordinary parameter.
 991         Change all callers.
 992         (Symbol_value::input_shndx): Add is_ordinary parameter.  Change
 993         all callers.
 994         (class Sized_relobj): Update declarations.
 995         (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
 996         parameter.  Change all callers.
 997         (Sized_relobj::adjust_shndx): New function.
 998         * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
 999         field.
1000         (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
1001         parameter.  Change all callers.  Pick up SHT_DYNSYM_SHNDX section
1002         for SHT_DYNSYM section if available.  Set dynsym_shndx_ field.
1003         (Sized_dynobj::read_dynsym_section): Adjust section links.
1004         (Sized_dynobj::read_dynamic): Likewise.
1005         (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field.  Adjust
1006         section links.
1007         (Sized_dynobj::do_initialize_xindex): New function.
1008         * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field.  Declare
1009         do_initialize_xindex.
1010         (Sized_dynobj::adjust_shndx): New function.
1011         * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
1012         dynsym_xindex_ fields.
1013         (Layout::finalize): Add a call to set_section_indexes before
1014         creating the symtab sections.
1015         (Layout::set_section_indexes): Don't do anything if the section
1016         already has a section index.
1017         (Layout::create_symtab_sections): Add shnum parameter.  Change
1018         caller.  Create .symtab_shndx section if needed.
1019         (Layout::create_shdrs): Add shstrtab_section parameter.  Change
1020         caller.
1021         (Layout::allocated_output_section_count): New function.
1022         (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
1023         needed.
1024         * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
1025         fields.  Update declarations.
1026         (Layout::symtab_xindex): New function.
1027         (Layout::dynsym_xindex): New function.
1028         (class Write_symbols_task): Add layout_ field.
1029         (Write_symbols_task::Write_symbols_task): Add layout parameter.
1030         Change caller.
1031         * output.cc (Output_section_headers::Output_section_headers): Add
1032         shstrtab_section parameter.  Change all callers.
1033         (Output_section_headers::do_sized_write): Store overflow values
1034         for section count and section string table section index in
1035         section header zero.
1036         (Output_file_header::do_sized_write): Check for overflow of
1037         section count and section string table section index.
1038         (Output_symtab_xindex::do_write): New function.
1039         (Output_symtab_xindex::endian_do_write): New function.
1040         * output.h (class Output_section_headers): Add shstrtab_section_.
1041         Update declarations.
1042         (class Output_symtab_xindex): Define.
1043         (Output_section::has_out_shndx): New function.
1044         * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
1045         field.
1046         (Symbol::init_base): Add st_shndx and is_ordinary parameters.
1047         Change all callers.
1048         (Sized_symbol::init): Likewise.
1049         (Symbol::output_section): Check for ordinary symbol.
1050         (Symbol_table::add_from_object): Remove orig_sym parameter.  Add
1051         st_shndx, is_ordinary, and orig_st_shndx parameters.  Change all
1052         callers.
1053         (Symbol_table::add_from_relobj): Add symndx_offset parameter.
1054         Change all callers.  Simplify handling of symbols from sections
1055         not included in the link.
1056         (Symbol_table::add_from_dynobj): Handle ordinary symbol
1057         distinction.
1058         (Weak_alias_sorter::operator()): Assert that symbols are
1059         ordinary.
1060         (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
1061         distinction.
1062         (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
1063         parameters.  Change all callers.
1064         (Symbol_table::sized_write_globals): Likewise.  Handle ordinary
1065         symbol distinction.  Use SHN_XINDEX when needed.
1066         (Symbol_table::write_section_symbol): Add symtab_xindex
1067         parameter.  Change all callers.
1068         (Symbol_table::sized_write_section_symbol): Likewise.  Use
1069         SHN_XINDEX when needed.
1070         * symtab.h (class Symbol): Add is_ordinary_shndx_ field.  Update
1071         declarations.
1072         (Symbol::shndx): Add is_ordinary parameter.  Change all callers.
1073         (Symbol::is_defined): Check is_ordinary.
1074         (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
1075         (Symbol::is_absolute, Symbol::is_common): Likewise.
1076         (class Sized_symbol): Update declarations.
1077         (class Symbol_table): Update declarations.
1078         * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
1079         parameters.  Change all callers.
1080         (Sized_symbol::override): Likewise.
1081         (Symbol_table::override): Likewise.
1082         (symbol_to_bits): Add is_ordinary parameter.  Change all callers.
1083         (Symbol_table::resolve): Remove orig_sym parameter.  Add st_shndx,
1084         is_ordinary, and orig_st_shndx parameters.  Change all callers.
1085         * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
1086         to be in an ordinary section.
1087         * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
1088         object and is_ordinary parameters.  Change all callers.
1089         (Sized_dwarf_line_info::read_relocs): Add object parameter.
1090         Change all callers.  Don't add undefined or non-ordinary symbols
1091         to reloc_map_.
1092         (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
1093         Change all callers.
1094         * dwarf_reader.h (class Sized_dwarf_line_info): Update
1095         declarations.
1096         * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
1097         * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
1098         (Sized_relobj::relocate_sections): Likewise.
1099         * target-reloc.h (scan_relocs): Adjust section symbol index.
1100         (scan_relocatable_relocs): Likewise.
1101         * i386.cc (Scan::local): Check for ordinary symbols.
1102         * sparc.cc (Scan::local): Likewise.
1103         * x86_64.cc (Scan::local): Likewise.
1104         * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
1105         to symbol_section_and_value.
1106         * testsuite/many_sections_test.cc: New file.
1107         * testsuite/Makefile.am (BUILT_SOURCES): Define.
1108         (check_PROGRAMS): Add many_sections_test.
1109         (many_sections_test_SOURCES): Define.
1110         (many_sections_test_DEPENDENCIES): Define.
1111         (many_sections_test_LDFLAGS): Define.
1112         (BUILT_SOURCES): Add many_sections_define.h.
1113         (many_sections_define.h): New target.
1114         (BUILT_SOURCES): Add many_sections_check.h.
1115         (many_sections_check.h): New target.
1116         (check_PROGRAMS): Add many_sections_r_test.
1117         (many_sections_r_test_SOURCES): Define.
1118         (many_sections_r_test_DEPENDENCIES): Define.
1119         (many_sections_r_test_LDFLAGS): Define.
1120         (many_sections_r_test_LDADD): Define.
1121         (many_sections_r_test.o): New target.
1122         * testsuite/Makefile.in: Rebuild.
1123
1124 2008-04-17  Cary Coutant  <ccoutant@google.com>
1125
1126         * errors.cc (Errors::info): New function.
1127         (gold_info): New function.
1128         * errors.h (Errors::info): New function.
1129         * gold.h (gold_info): New function.
1130         * object.cc (Input_objects::add_object): Print trace output.
1131         * options.cc (options::parse_set): New function.
1132         (General_options::parse_wrap): Deleted.
1133         (General_options::General_options): Deleted initializer.
1134         * options.h (options::String_set): New typedef.
1135         (options::parse_set): New function.
1136         (DEFINE_set): New macro.
1137         (General_options::wrap): Changed to use DEFINE_set. Changed
1138         callers of any_wrap_symbols and is_wrap_symbol.
1139         (General_options::trace, General_options::trace_symbol):
1140         New options.
1141         (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
1142         (General_options::wrap_symbols_): Deleted.
1143         * symtab.cc (Symbol_table::add_from_object): Print trace output.
1144
1145 2008-04-17  David S. Miller  <davem@davemloft.net>
1146
1147         * options.cc (General_options::parse_V): New function.
1148         * options.h: Add entries for -V and -Qy.
1149
1150 2008-04-17  Ian Lance Taylor  <iant@google.com>
1151
1152         * common.cc (Symbol_table::allocate_commons): Remove options
1153         parameter.  Change caller.
1154         (Symbol_table::do_allocate_commons): Remove options parameter.
1155         Change caller.  Just call do_allocate_commons_list twice.
1156         (Symbol_table::do_allocate_commons_list): New function, broken out
1157         of do_allocate_commons.
1158         * common.h (class Allocate_commons_task): Remove options_ field.
1159         Update constructor.
1160         * symtab.cc (Symbol_table::Symbol_table): Initialize
1161         tls_commons_.
1162         (Symbol_table::add_from_object): Put TLS common symbols on
1163         tls_commons_ list.
1164         (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
1165         which are IN_OUTPUT_DATA.
1166         * symtab.h (class Symbol_table): Add tls_commons_ field.  Update
1167         allocate_commons and do_allocate_commons declarations.  Declare
1168         do_allocate_commons_list.
1169         * gold.cc (queue_middle_tasks): Update creation of
1170         Allocate_commons_task to not pass options.
1171         * testsuite/Makefile.am (INCLUDES): Add -I.. .
1172         (TLS_TEST_C_FLAGS): New variable.
1173         (tls_test_c_pic.o): New target.
1174         (tls_test_shared.so): Link in tls_test_c_pic.o.
1175         (tls_test_c_pic_ie.o): New target.
1176         (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
1177         (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
1178         (tls_test_c.o): New target.
1179         (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
1180         (tls_pic_test_LDADD): Likewise.
1181         (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
1182         (tls_shared_gd_to_ie_test_LDADD): Likewise.
1183         (tls_test_c_gnu2.o): New target.
1184         (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
1185         tls_test_c_gnu2.o.
1186         (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
1187         (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
1188         (tls_test_shared_nonpic.so): Link in tls_test_c.o.
1189         * testsuite/tls_test.cc: Include "config.h".
1190         (t_last): Call t11_last.
1191         * testsuite/tls_test.h (t11, t11_last): Declare.
1192         * testsuite/tls_test_c.c: New file.
1193         * testsuite/tls_test_main.cc (thread_routine): Call t11.
1194         * configure.ac: Check for OpenMP support.
1195         * configure, config.in, Makefile.in: Rebuild.
1196         * testsuite/Makefile.in: Rebuild.
1197
1198 2008-04-16  Cary Coutant  <ccoutant@google.com>
1199
1200         * i386.cc (Target_i386::define_tls_base_symbol): New function.
1201         (Target_i386::tls_base_symbol_defined_): New field.
1202         (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1203         (Target_i386::Scan::global): Likewise.
1204         * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
1205         * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
1206         (Target_x86_64::tls_base_symbol_defined_): New field.
1207         (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1208         (Target_x86_64::Scan::global): Likewise.
1209
1210 2008-04-16  Cary Coutant  <ccoutant@google.com>
1211
1212         * symtab.h (Symbol::is_strong_undefined): Removed unused function.
1213         (Symbol::needs_plt_entry): Allow weak undefined symbols.
1214         (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
1215         building shared libraries.
1216         * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
1217         (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
1218         (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
1219         * testsuite/Makefile.in: Rebuild.
1220         * testsuite/weak_undef.h: New file.
1221         * testsuite/weak_undef_file1.cc: Add extra test cases.
1222         * testsuite/weak_undef_file2.cc: Likewise.
1223         * testsuite/weak_undef_test.cc: Likewise.
1224
1225 2008-04-16  David S. Miller  <davem@davemloft.net>
1226
1227         * sparc.cc (Target_sparc::Scan): Change from struct to class.
1228         Add issued_non_pic_error_ field.  Declare check_non_pic.
1229         (Target_sparc::Scan::check_non_pic): New function.
1230         (Target_sparc::Scan::local): Call check_non_pic as appropriate.
1231         (Target_sparc::Scan::global): Likewise.
1232
1233         * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
1234         * configure: Rebuild.
1235
1236         * options.h (DEFINE_enable): New macro.
1237         (new_dtags): New enable option.
1238         (initfirst, interpose, loadfltr, nodefaultlib,
1239         nodelete, nodlopen, nodump): New -z options.
1240         * layout.cc (Layout:finish_dynamic_section): If new
1241         dtags enabled, emit DT_RUNPATH.  Also, emit a
1242         DT_FLAGS_1 containing any specified -z flags.
1243
1244 2008-04-16  Ian Lance Taylor  <iant@google.com>
1245
1246         * copy-relocs.cc: New file.
1247         * copy-relocs.h: New file.
1248         * reloc.cc: Remove Copy_relocs code.
1249         * reloc.h: Likewise.
1250         * reloc-types.h (struct Reloc_types) [both versions]: Add
1251         get_reloc_addend_noerror.
1252         * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
1253         variants of add_global which take an addend which must be zero.
1254         * i386.cc: Include "copy-relocs.h".
1255         (class Target_i386): Change type of copy_relocs_ to variable,
1256         update initializer.
1257         (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
1258         Change all callers.
1259         (Target_i386::do_finalize_sections): Change handling of
1260         copy_relocs_.
1261         * sparc.cc: Include "copy-relocs.h".
1262         (class Target_sparc): Change type of copy_relocs_ to variable,
1263         update initializer.
1264         (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
1265         Change all callers.
1266         (Target_sparc::do_finalize_sections): Change handling of
1267         copy_relocs_.
1268         * x86_64.cc: Include "copy-relocs.h".
1269         (class Target_x86_64): Change type of copy_relocs_ to variable,
1270         update initializer.
1271         (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
1272         class.  Change all callers.
1273         (Target_x86_64::do_finalize_sections): Change handling of
1274         copy_relocs_.
1275         * Makefile.am (CCFILES): Add copy-relocs.cc.
1276         (HFILES): Add copy-relocs.h.
1277
1278         * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
1279
1280         * testsuite/script_test_4.sh: Permit leading zeroes.
1281
1282 2008-04-15  Ian Lance Taylor  <iant@google.com>
1283
1284         * script-sections.cc (Script_sections::create_segments): Use
1285         header_size_adjustment even when there is enough room for the
1286         headers.
1287         * testsuite/script_test_4.sh: New file.
1288         * testsuite/script_test_4.t: New file.
1289         * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
1290         (check_DATA): Add script_test_4.stdout.
1291         (MOSTLYCLEANFILES): Likewise.
1292         (script_test_4): New target.
1293         (script_test_4.stdout): New target.
1294         * testsuite/Makefile.in: Rebuild.
1295
1296         * sparc.cc: Add definitions for Output_data_plt_sparc class
1297         constants.
1298
1299 2008-04-14  David S. Miller  <davem@davemloft.net>
1300
1301         * sparc.cc: New file.
1302         * Makefile.am (TARGETSOURCES): Add sparc.cc
1303         (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
1304         * configure.tgt: Document targ_extra_size and
1305         targ_extra_big_endian.  Add entries for sparc-* and
1306         sparc64-*.
1307         * configure.ac: Handle targ_extra_size and
1308         targ_extra_big_endian.
1309         * Makefile.in: Rebuild.
1310         * configure: Likewise.
1311         * po/POTFILES.in: Likewise.
1312         * po/gold.pot: Likewise.
1313
1314 2008-04-14  Ian Lance Taylor  <iant@google.com>
1315
1316         * layout.cc (Layout::Layout): Initialize sections_are_attached_.
1317         (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
1318         in the name/type/flags to section mapping.  Don't call
1319         allocate_output_section.
1320         (Layout::choose_output_section): Change parameter from adjust_name
1321         to is_input_section.  Don't permit input sections after sections
1322         are attached to segments.  Don't call allocate_output_section.
1323         (Layout::layout_eh_frame): Call update_flags_for_input_section,
1324         not write_enable_output_section.
1325         (Layout::make_output_section): Don't push to
1326         unattached_section_list_ nor call attach_to_segment.  Call
1327         attach_section_to_segment if sections are attached.
1328         (Layout::attach_sections_to_segments): New function.
1329         (Layout::attach_section_to_segment): New function.
1330         (Layout::attach_allocated_section_to_segment): Rename from
1331         attach_to_segment.  Remove flags parameter.
1332         (Layout::allocate_output_section): Remove function.
1333         (Layout::write_enable_output_section): Remove function.
1334         * layout.h (class Layout): Update for above changes.  Add new
1335         field sections_are_attached_.
1336         * output.h (Output_section::update_flags_for_input_section): New
1337         function.
1338         * output.cc (Output_section::add_input_section): Call
1339         update_flags_for_input_section.
1340         * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
1341
1342 2008-04-11  Cary Coutant  <ccoutant@google.com>
1343
1344         * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
1345         thought unnecessary.
1346         * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
1347
1348 2008-04-11  Ian Lance Taylor  <iant@google.com>
1349
1350         * output.h (class Output_section_data): Remove inline definition
1351         of set_addralign.
1352         * output.cc (Output_section_data::set_addralign): New function.
1353
1354 2008-04-11  Cary Coutant  <ccoutant@google.com>
1355
1356         Add support for TLS descriptors for i386 and x86_64.
1357         * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
1358         (Target_i386::Relocate::tls_desc_gd_to_le): New function.
1359         (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
1360         GOT_TYPE_TLS_DESC.
1361         (Target_i386::got_mod_index_entry): Remove unnecessary code.
1362         (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
1363         R_386_TLS_DESC_CALL relocations.  Fix problem with initial-exec
1364         relocations.
1365         (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
1366         Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
1367         Fix problem with initial-exec relocations.
1368         (Target_i386::Relocate::relocate_tls): Likewise.
1369         (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
1370         relaxation.
1371         * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
1372         support for section-plus-offset dynamic table entries.
1373         * output.h (Output_data_dynamic::add_section_plus_offset): New function.
1374         (Output_data_dynamic::Dynamic_entry): Add support for
1375         section-plus-offset dynamic table entries.
1376         (Output_data_dynamic::Classification): Likewise.
1377         (Output_data_dynamic::classification_): Renamed offset_.
1378         * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
1379         (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
1380         (Target_x86_64::make_plt_section): New function.
1381         (Target_x86_64::reserve_tlsdesc_entries): New function.
1382         (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
1383         (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
1384         (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
1385         (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
1386         (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
1387         (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
1388         (Output_data_plt_x86_64::set_final_data_size): Move out of line;
1389         add extra PLT entry for TLS descriptors.
1390         (Output_data_plt_x86_64::got_): New field.
1391         (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
1392         (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
1393         fields.
1394         (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
1395         descriptors.
1396         (Target_x86_64::make_plt_entry): Factor out make_plt_section.
1397         (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
1398         (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
1399         R_386_TLS_DESC_CALL relocations.
1400         (Target_x86_64::Scan::global): Likewise.
1401         (Target_x86_64::do_finalize_sections): Add dynamic table entries
1402         for TLS descriptors.
1403         (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
1404         Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
1405         (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
1406         GD-to-IE relaxation.
1407         * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
1408         and TLS_DESCRIPTORS.
1409         * Makefile.in: Rebuild.
1410         * configure: Rebuild.
1411         * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
1412         (tls_test_shared2.so): New target.
1413         (tls_shared_gd_to_ie_test_SOURCES): New variable.
1414         (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
1415         (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
1416         (tls_shared_gd_to_ie_test_LDADD): New variable.
1417         (tls_shared_gnu2_gd_to_ie_test): New target.
1418         (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
1419         New targets.
1420         (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
1421         (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
1422         (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
1423         (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
1424         (tls_shared_gnu2_test): New target.
1425         (tls_test_gnu2_shared.so): New target.
1426         (tls_shared_gnu2_test_SOURCES): New variable.
1427         (tls_shared_gnu2_test_DEPENDENCIES): New variable.
1428         (tls_shared_gnu2_test_LDFLAGS): New variable.
1429         (tls_shared_gnu2_test_LDADD): New variable.
1430         * testsuite/Makefile.in: Rebuild.
1431         * testsuite/Makefile.
1432
1433 2008-04-11  Ian Lance Taylor  <iant@google.com>
1434
1435         * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
1436         justsyms.t.
1437         * testsuite/Makefile.in: Rebuild.
1438
1439         * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
1440         long.
1441         * testsuite/script_test_2.cc (main): Adjust test.
1442
1443 2008-04-11  David S. Miller  <davem@davemloft.net>
1444             Ian Lance Taylor  <iant@google.com>
1445
1446         * options.h (General_options): Add entries for '-Y' and
1447         '-relax'.
1448         * options.cc (General_options:finalize): If -Y was used, add those
1449         entries to the library path instead of the default "/lib" and
1450         "/usr/lib".
1451
1452 2008-04-11  David S. Miller  <davem@davemloft.net>
1453
1454         * testsuite/justsyms.t: Start at 0x100.
1455         * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
1456         * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
1457         long.
1458         * testsuite/script_test_2.cc: Adjust string and section length
1459         checks.
1460
1461 2008-04-09  Ian Lance Taylor  <iant@google.com>
1462
1463         PR gold/5996
1464         * script-sections.cc (Sections_element::allocate_to_segment): Add
1465         orphan parameter.
1466         (Output_section_definition::allocate_to_segment): Likewise.
1467         (Orphan_output_section::allocate_to_segment): Likewise.
1468         (Script_sections::attach_sections_using_phdrs_clause): Don't
1469         propagate non-PT_LOAD segments to orphan sections.
1470         * testsuite/Makefile.am (script_test_3.stdout): Generate using
1471         readelf rather than objdump.
1472         * testsuite/script_test_3.sh: Adjust accordingly.  Test that
1473         .interp section and PT_INTERP segment are the same size.
1474         * testsuite/Makefile.in: Rebuild.
1475
1476         * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
1477         aliases for symbols defined in the same object.
1478         * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
1479         (weak_alias_test_SOURCES): New variable.
1480         (weak_alias_test_DEPENDENCIES): New variable.
1481         (weak_alias_test_LDFLAGS): New variable.
1482         (weak_alias_test_LDADD): New variable.
1483         (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
1484         (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
1485         (weak_alias_test_3.o): New target.
1486         (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
1487         * testsuite/weak_alias_test_main.cc: New file.
1488         * testsuite/weak_alias_test_1.cc: New file.
1489         * testsuite/weak_alias_test_2.cc: New file.
1490         * testsuite/weak_alias_test_3.cc: New file.
1491
1492 2008-04-08  Ian Lance Taylor  <iant@google.com>
1493
1494         * options.h (class General_options): Add --noinhibit-exec option.
1495         * main.cc (main): Check --noinhibit-exec.
1496
1497         * options.h (class General_options): Define --wrap as a special
1498         option.  Add wrap_symbols_ field.
1499         (General_options::any_wrap_symbols): New function.
1500         (General_options::is_wrap_symbol): New function.
1501         * options.cc (General_options::parse_wrap): New function.
1502         (General_options::General_options): Initialize wrap_symbols_.
1503         * symtab.cc (Symbol_table::wrap_symbol): New function.
1504         (Symbol_table::add_from_object): Handle --wrap.
1505         * symtab.h (class Symbol_table): Declare wrap_symbol.
1506         * target.h (Target::wrap_char): New function.
1507         (Target::Target_info): Add wrap_char field.
1508         * i386.cc (Target_i386::i386_info): Initialize wrap_char.
1509         * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1510         * testsuite/testfile.cc (Target_test::test_target_info):
1511         Likewise.
1512
1513         * errors.cc (Errors::undefined_symbol): Mention symbol version if
1514         there is one.
1515
1516         * layout.h (class Layout): Add added_eh_frame_data_ field.
1517         * layout.cc (Layout::Layout): Initialize new field.
1518         (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
1519         output section until we find a section we merged successfully.
1520         * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
1521         that the size be non-zero.
1522
1523         * merge.cc (Object_merge_map::get_output_offset): Remove inline
1524         qualifier.
1525
1526 2008-04-08  Craig Silverstein  <csilvers@google.com>
1527
1528         * configure.ac: Export new conditional variable HAVE_ZLIB.
1529         * testsuite/Makefile.am (flagstest_o_specialfile): Condition
1530         on HAVE_ZLIB.
1531         (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
1532         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1533
1534 2008-04-07  Ian Lance Taylor  <iant@google.com>
1535
1536         * version.cc (version_string): Set to "1.5".
1537
1538         * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
1539         Add issued_non_pic_error_ field.  Declare check_non_pic.
1540         (Target_x86_64::Scan::check_non_pic): New function.
1541         (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
1542         (Target_x86_64::Scan::global): Likewise.
1543
1544         * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
1545         addend parameter.  Change caller.  Handle merge sections.
1546         (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
1547         Address to Addend.  Don't add in the result of
1548         local_section_offset, pass down the addend and use the returned
1549         value.
1550         * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
1551         Update declarations of local_section_offset and symbol_value.
1552         * testsuite/two_file_test_1.cc (t18): New function.
1553         * testsuite/two_file_test_2.cc (f18): New function.
1554         * testsuite/two_file_test_main.cc (main): Call t18.
1555         * testsuite/two_file_test.h (t18, f18): Declare.
1556
1557         * configure.ac: Don't test for objdump, c++filt, or readelf.
1558         * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
1559         conditionals.
1560         (TEST_READELF): New variable.
1561         (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
1562         (check_PROGRAMS): Add two_file_strip_test.
1563         (two_file_strip_test): New target.
1564         (check_PROGRAMS): Add two_file_same_shared_strip_test.
1565         (two_file_same_shared_strip_test_SOURCES): New variable.
1566         (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
1567         (two_file_same_shared_strip_test_LDFLAGS): New variable.
1568         (two_file_same_shared_strip_test_LDADD): New variable.
1569         (two_file_shared_strip.so): New target.
1570         (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
1571         (ver_test_5.syms, ver_test_7.syms): Likewise.
1572         (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
1573         (strip_test_3.stdout): Use TEST_OBJDUMP.
1574         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1575
1576 2008-04-04  Cary Coutant  <ccoutant@google.com>
1577
1578         * symtab.h (Symbol::is_weak_undefined): New function.
1579         (Symbol::is_strong_undefined): New function.
1580         (Symbol::is_absolute): New function.
1581         (Symbol::needs_plt_entry): Exclude weak undefined symbols.
1582         (Symbol::needs_dynamic_reloc): Exclude weak undefined and
1583         absolute symbols.
1584         * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
1585         (weak_undef_test): New target.
1586         * testsuite/Makefile.in: Rebuild.
1587         * testsuite/weak_undef_file1.cc: New file.
1588         * testsuite/weak_undef_file2.cc: New file.
1589         * testsuite/weak_undef_test.cc: New file.
1590
1591 2008-04-03  Craig Silverstein  <csilvers@google.com>
1592
1593         * compressed_output.h (class Output_compressed_section): Use
1594         unsigned buffer.
1595         * compressed_output.cc (zlib_compress): Use unsigned buffers,
1596         add zlib header.
1597         (zlib_compressed_suffix): Removed.
1598         (Output_compressed_section::set_final_data_size): Use unsigned
1599         buffers.
1600         * testsuite/Makefile.am (flagstest_compress_debug_sections):
1601         Fix linker invocation.
1602         (flagstest_o_specialfile_and_compress_debug_sections):
1603         Likewise.
1604         * testsuite/Makefile.in: Regenerated.
1605
1606 2008-04-02  David S. Miller  <davem@davemloft.net>
1607
1608         *  dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
1609         Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
1610
1611 2008-04-02  Craig Silverstein  <csilvers@google.com>
1612
1613         * TODO: New file.
1614
1615 2008-04-02  Ian Lance Taylor  <iant@google.com>
1616
1617         * fileread.cc (File_read::find_view): Add byteshift and vshifted
1618         parameters.  Update for new key type to views_.  Change all
1619         callers.
1620         (File_read::read): Adjust for byteshift in returned view.
1621         (File_read::add_view): New function, broken out of
1622         find_and_make_view.
1623         (File_read::make_view): New function, broken out of
1624         find_and_make_view.
1625         (File_read::find_or_make_view): Add offset and aligned
1626         parameters.  Rewrite accordingly.  Change all callers.
1627         (File_read::get_view): Add offset and aligned parameters.  Adjust
1628         for byteshift in return value.
1629         (File_read::get_lasting_view): Likewise.
1630         * fileread.h (class File_read): Update declarations.
1631         (class File_read::View): Add byteshift_ field.  Add byteshift to
1632         constructor.  Add byteshift method.
1633         * archive.h (Archive::clear_uncached_views): New function.
1634         (Archive::get_view): Add aligned parameter.  Change all callers.
1635         * object.h (Object::get_view): Add aligned parameter.  Change all
1636         callers.
1637         (Object::get_lasting_view): Likewise.
1638
1639         * fileread.cc (File_read::release): Don't call clear_views if
1640         there are multiple objects.
1641         * fileread.h (File_read::clear_uncached_views): New function.
1642         * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
1643         on the archive.
1644
1645 2008-03-31  Cary Coutant  <ccoutant@google.com>
1646
1647         Add thin archive support.
1648         * archive.cc (Archive::armagt): New const.
1649         (Archive::setup): Remove task parameter and calls to unlock.
1650         (Archive::unlock_nested_archives): New function.
1651         (Archive::read_header): Add nested_off parameter. Change
1652         all callers.
1653         (Archive::interpret_header): Likewise.
1654         (Archive::include_all_members): Change to handle thin
1655         archives.
1656         (Archive::include_member): Likewise.
1657         * archive.h (Archive::Archive): Add new parameters and
1658         initializers.
1659         (Archive::armagt): New const.
1660         (Archive::setup): Remove task parameter.
1661         (Archive::unlock_nested_archives): New function.
1662         (Archive::read_header): Add nested_off parameter.
1663         (Archive::interpret_header): Likewise.
1664         (Archive::Nested_archive_table): New typedef.
1665         (Archive::is_thin_archive_): New field.
1666         (Archive::nested_archives_): New field.
1667         (Archive::options_): New field.
1668         (Archive::dirpath_): New field.
1669         (Archive::task_): New field.
1670         * readsyms.cc (Read_symbols::do_read_symbols): Add check
1671         for thin archives.  Pass additional parameters to
1672         Archive::Archive.  Unlock the archive file after calling
1673         Archive::setup.
1674
1675 2008-03-29  Ian Lance Taylor  <iant@google.com>
1676
1677         * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
1678         version symbol to be local.
1679         * testsuite/ver_test_4.sh: New file.
1680         * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
1681         (check_DATA): Add ver_test_4.syms.
1682         (ver_test_4.syms): New target.
1683         * testsuite/Makefile.in: Rebuild.
1684
1685         * output.cc
1686         (Output_section::Input_section_sort_entry::has_priority): New
1687         function.
1688         (Output_section::Input_section_sort_entry::match_file_name): New
1689         function.
1690         (Output_section::Input_section_sort_entry::match_section_name):
1691         Remove.
1692         (Output_section::Input_section_sort_entry::match_section_name_prefix):
1693         Remove.
1694         (Output_section::Input_section_sort_entry::match_section_file):
1695         Remove.
1696         (Output_section::Input_section_sort_compare::operator()): Rewrite
1697         using new Input_section_sort_entry functions.  Sort crtbegin and
1698         crtend first.  Sort sections with no priority before sections with
1699         a priority.
1700         * testsuite/initpri1.c (d3): Check j != 4.
1701         (cd5): New constructor/destructor function.
1702         (main): Check j != 2.
1703
1704         * symtab.cc (Symbol_table::add_from_object): If we don't use the
1705         new symbol when resolving, don't call set_is_default.
1706         * testsuite/ver_test_7.cc: New file.
1707         * testsuite/ver_test_7.sh: New file.
1708         * testsuite/Makefile.am (ver_test_7.so): New target.
1709         (ver_test_7.o): New target.
1710         (check_SCRIPTS): Add ver_test_7.sh.
1711         (check_DATA): Add ver_test_7.syms.
1712         (ver_test_7.syms): New target.
1713
1714 2008-03-28  Ian Lance Taylor  <iant@google.com>
1715
1716         * layout.cc (Layout::layout): If we see an input section with a
1717         name that needs sorting, set the must_sort flag for the output
1718         section.
1719         (Layout::make_output_section): If the name of the output section
1720         indicates that it might require sorting, set the may_sort flag.
1721         * output.h (Output_section::may_sort_attached_input_sections): New
1722         function.
1723         (Output_section::set_may_sort_attached_input_sections): New
1724         function.
1725         (Output_section::must_sort_attached_input_sections): New
1726         function.
1727         (Output_section::set_must_sort_attached_input_sections): New
1728         function.
1729         (class Output_section): Declare Input_section_sort_entry.  Define
1730         Input_section_sort_compare.  Declare
1731         sort_attached_input_sections.  Add new fields:
1732         may_sort_attached_input_sections_,
1733         must_sort_attached_input_sections_,
1734         attached_input_sections_are_sorted_.
1735         * output.cc (Output_section::Output_section): Initialize new
1736         fields.
1737         (Output_section::add_input_section): Add an entry to
1738         input_sections_ if may_sort or must_sort are true.
1739         (Output_section::set_final_data_size): Call
1740         sort_attached_input_sections if necessary.
1741         (Output_section::Input_section_sort_entry): Define new class.
1742         (Output_section::Input_section_sort_compare::operator()): New
1743         function.
1744         (Output_section::sort_attached_input_sections): New function.
1745         * configure.ac: Check whether the compiler supports constructor
1746         priorities.  Define a CONSTRUCTOR_PRIORITY automake conditional.
1747         * testsuite/initpri1.c: New file.
1748         * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
1749         CONSTRUCTOR_PRIORITY.
1750         (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
1751         (initpri1_LDFLAGS): New variable.
1752         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1753
1754 2008-03-27  Ian Lance Taylor  <iant@google.com>
1755
1756         * common.cc (Sort_commons::operator): Correct sorting algorithm.
1757         * testsuite/common_test_1.c: New file.
1758         * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
1759         (common_test_1_SOURCES): New variable.
1760         (common_test_1_DEPENDENCIES): New variable.
1761         (common_test_1_LDFLAGS): New variable.
1762
1763         * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
1764         and commons_ correctly when NAME/VERSION does not override
1765         NAME/NULL.
1766         * testsuite/ver_test_6.c: New file.
1767         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
1768         (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
1769         (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
1770
1771 2008-03-26  Ian Lance Taylor  <iant@google.com>
1772
1773         * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
1774         of an undefined symbol from a version script.
1775         * testsuite/Makefile.am (ver_test_5.so): New target.
1776         (ver_test_5.o): New target.
1777         (check_SCRIPTS): Add ver_test_5.sh.
1778         (check_DATA): Add ver_test_5.syms.
1779         (ver_test_5.syms): New target.
1780         * testsuite/ver_test_5.cc: New file.
1781         * testsuite/ver_test_5.script: New file.
1782         * testsuite/ver_test_5.sh: New file.
1783         * Makefile.in, testsuite/Makefile.in: Rebuild.
1784
1785         PR gold/5986
1786         Fix problems building gold with gcc 4.3.0.
1787         * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
1788         (gold_error_at_location, gold_warning_at_location): Use it.
1789         * configure.ac: Check whether we can compile and use a template
1790         function with a printf attribute.
1791         * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
1792         when jumping over bytes.
1793         * object.cc: Instantiate Object::read_section_data.
1794         * debug.h: Include <cstring>
1795         * dwarf_reader.cc: Include <algorithm>
1796         * main.cc: Include <cstring>.
1797         * options.cc: Include <cstring>.
1798         * output.cc: Include <cstring>.
1799         * script.cc: Include <cstring>.
1800         * script.h: Include <string>.
1801         * symtab.cc: Include <cstring> and <algorithm>.
1802         * target-select.cc: Include <cstring>.
1803         * version.cc: Include <string>.
1804         * testsuite/testmain.cc: Include <cstdlib>.
1805         * configure, config.in: Rebuild.
1806
1807 2008-03-25  Ian Lance Taylor  <iant@google.com>
1808
1809         * options.cc: Include "../bfd/bfdver.h".
1810         (options::help): Print bug reporting address.
1811
1812         * version.cc (print_version): Adjust output for current value of
1813         BFD_VERSION_STRING.
1814
1815         * NEWS: New file.
1816
1817         * options.cc (options::help): Print list of supported targets.
1818         * target-select.h: Include <vector>.
1819         (class Target_selector): Make machine_, size_, and is_big_endian_
1820         fields const.  Add bfd_name_ and instantiated_target_ fields.
1821         (Target_selector::Target_selector): Add bfd_name parameter.
1822         (Target_selector::recognize): Make non-virtual, call
1823         do_recognize.
1824         (Target_selector::recognize_by_name): Make non-virtual, call
1825         do_recognize_by_name.
1826         (Target_selector::supported_names): New function.
1827         (Target_selector::bfd_name): New function.
1828         (Target_selector::do_instantiate_target): New pure virtual
1829         function.
1830         (Target_selector::do_recognize): New virtual function.
1831         (Target_selector::do_recognize_by_name): New virtual function.
1832         (Target_selector::instantiate_target): New private function.
1833         (supported_target_names): Declare.
1834         * target-select.cc (Target_selector::Target_selector): Update for
1835         new parameter and fields.
1836         (select_target_by_name): Check that the name matches before
1837         calling recognize_by_name.
1838         (supported_target_names): New function.
1839         * i386.cc (class Target_selector_i386): Update Target_selector
1840         constructor call.  Remove recognize and recognize_by_name.  Add
1841         do_instantiate_target.
1842         * x86_64.cc (class Target_selector_x86_64): Likewise.
1843         * testsuite/testfile.cc (class Target_selector_test): Update for
1844         changes to Target_selector.
1845
1846         * README: Rewrite, with some notes on unsupported features.
1847
1848 2008-03-24  Cary Coutant  <ccoutant@google.com>
1849
1850         * i386.cc (Target_i386::Got_type): New enum declaration.
1851         (Target_i386::Scan::local): Updated callers of Output_data_got
1852         member functions.
1853         (Target_i386::Scan::global): Likewise.
1854         (Target_i386::Relocate::relocate): Likewise.
1855         (Target_i386::Relocate::relocate_tls): Likewise.
1856         * object.h (Got_offset_list): New class.
1857         (Sized_relobj::local_has_got_offset): Added got_type parameter.
1858         (Sized_relobj::local_got_offset): Likewise.
1859         (Sized_relobj::set_local_got_offset): Likewise.
1860         (Sized_relobj::local_has_tls_got_offset): Removed.
1861         (Sized_relobj::local_tls_got_offset): Removed.
1862         (Sized_relobj::set_local_tls_got_offset): Removed.
1863         (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
1864         * output.cc (Output_data_got::add_global): Added got_type parameter.
1865         (Output_data_got::add_global_with_rel): Likewise.
1866         (Output_data_got::add_global_with_rela): Likewise.
1867         (Output_data_got::add_global_pair_with_rel): New function.
1868         (Output_data_got::add_global_pair_with_rela): New function.
1869         (Output_data_got::add_local): Added got_type parameter.
1870         (Output_data_got::add_local_with_rel): Likewise.
1871         (Output_data_got::add_local_with_rela): Likewise.
1872         (Output_data_got::add_local_pair_with_rel): New function.
1873         (Output_data_got::add_local_pair_with_rela): New function.
1874         (Output_data_got::add_global_tls): Removed.
1875         (Output_data_got::add_global_tls_with_rel): Removed.
1876         (Output_data_got::add_global_tls_with_rela): Removed.
1877         (Output_data_got::add_local_tls): Removed.
1878         (Output_data_got::add_local_tls_with_rel): Removed.
1879         (Output_data_got::add_local_tls_with_rela): Removed.
1880         * output.h (Output_data_got::add_global): Added got_type parameter.
1881         (Output_data_got::add_global_with_rel): Likewise.
1882         (Output_data_got::add_global_with_rela): Likewise.
1883         (Output_data_got::add_global_pair_with_rel): New function.
1884         (Output_data_got::add_global_pair_with_rela): New function.
1885         (Output_data_got::add_local): Added got_type parameter.
1886         (Output_data_got::add_local_with_rel): Likewise.
1887         (Output_data_got::add_local_with_rela): Likewise.
1888         (Output_data_got::add_local_pair_with_rel): New function.
1889         (Output_data_got::add_local_pair_with_rela): New function.
1890         (Output_data_got::add_global_tls): Removed.
1891         (Output_data_got::add_global_tls_with_rel): Removed.
1892         (Output_data_got::add_global_tls_with_rela): Removed.
1893         (Output_data_got::add_local_tls): Removed.
1894         (Output_data_got::add_local_tls_with_rel): Removed.
1895         (Output_data_got::add_local_tls_with_rela): Removed.
1896         * resolve.cc (Symbol::override_base_with_special): Removed
1897         reference to has_got_offset_ field.
1898         * symtab.cc (Symbol::init_fields): Replaced initialization
1899         of got_offset_ with got_offsets_.  Removed initialization
1900         of has_got_offset_
1901         * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
1902         (Symbol::got_offset): Likewise.
1903         (Symbol::set_got_offset): Likewise.
1904         (Symbol::has_tls_got_offset): Removed.
1905         (Symbol::tls_got_offset): Removed.
1906         (Symbol::set_tls_got_offset): Removed.
1907         (Symbol::got_offset_): Removed.
1908         (Symbol::tls_mod_got_offset_): Removed.
1909         (Symbol::tls_pair_got_offset_): Removed.
1910         (Symbol::got_offsets_): New field.
1911         (Symbol::has_got_offset): Removed.
1912         (Symbol::has_tls_mod_got_offset): Removed.
1913         (Symbol::has_tls_pair_got_offset): Removed.
1914         * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
1915         (Target_x86_64::Scan::local): Updated callers of Output_data_got
1916         member functions.
1917         (Target_x86_64::Scan::global): Likewise.
1918         (Target_x86_64::Relocate::relocate): Likewise.
1919         (Target_x86_64::Relocate::relocate_tls): Likewise.
1920
1921 2008-03-25  Ben Elliston  <bje@au.ibm.com>
1922
1923         * yyscript.y: Fix spelling error in comment.
1924
1925 2008-03-24  Ian Lance Taylor  <iant@google.com>
1926
1927         * options.h (class General_options): Define build_id option.
1928         * layout.h (class Layout): Declare write_build_id, create_note,
1929         create_build_id.  Add build_id_note_ member.
1930         * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
1931         "libiberty.h", "md5.h", "sha1.h".
1932         (Layout::Layout): Initialize eh_frame_data_,
1933         eh_frame_hdr_section_, and build_id_note_.
1934         (Layout::finalize): Call create_build_id.
1935         (Layout::create_note): New function, broken out of
1936         Layout::create_gold_note.
1937         (Layout::create_gold_note): Call create_note.
1938         (Layout::create_build_id): New function.
1939         (Layout::write_build_id): New function.
1940         (Close_task_runner::run): Call write_build_id.
1941
1942         * x86_64.cc: Correct license to GPLv3.
1943
1944 2008-03-23  Ian Lance Taylor  <iant@google.com>
1945
1946         * options.cc: Include "demangle.h".
1947         (parse_optional_string): New function.
1948         (parse_long_option): Handle takes_optional_argument.
1949         (parse_short_option): Update dash_z initializer.  Handle
1950         takes_optional_argument.
1951         (General_options::General_options): Initialize do_demangle_.
1952         (General_options::finalize): Set do_demangle_.  Handle demangling
1953         style.
1954         * options.h (parse_optional_string): Declare.
1955         (struct One_option): Add optional_arg field.  Update constructor.
1956         Update call constructor calls.  Add takes_optional_argument
1957         function.
1958         (DEFINE_var): Add optional_arg__ parameter.  Change all callers.
1959         (DEFINE_optional_string): Define.
1960         (General_options::demangle): Change from DEFINE_bool to
1961         DEFINE_optional_string.
1962         (General_options::no_demangle): New function.
1963         (General_options::do_demangle): New function.
1964         (General_options::set_do_demangle): New function.
1965         (General_options::execstack_status_): Move definition to end of
1966         class definition.
1967         (General_options::static_): Likewise.
1968         (General_options::do_demangle_): New field.
1969         * object.cc (big_endian>::get_symbol_location_info): Call
1970         Options::do_demangle, not Options::demangle.
1971         * symtab.cc (demangle): Likewise.
1972
1973 2008-03-22  Ian Lance Taylor  <iant@google.com>
1974
1975         * gold.h: Include <cstddef> and <sys/types.h>
1976         * options.h: Include <cstring>.
1977
1978 2008-03-21  Ian Lance Taylor  <iant@google.com>
1979
1980         * Added source code to GNU binutils.
1981