gold/ChangeLog

   1 2008-09-16  Alexandre Oliva  <aoliva@redhat.com>
   2
   3         * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
   4         * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
   5
   6 2008-09-16  Alexandre Oliva  <aoliva@redhat.com>
   7
   8         * options.h (General_options::output_is_executable): New.
   9         (General_options::output_is_pie): New.
  10         * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
  11         for shared libraries.
  12         * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
  13
  14 2008-09-11  Chris Demetriou  <cgd@google.com>
  15
  16         * options.h (origin): New -z option.
  17         * layout.cc (Layout:finish_dynamic_section): If "-z origin"
  18         is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
  19         in DT_FLAGS_1.
  20
  21 2008-09-05  Cary Coutant  <ccoutant@google.com>
  22
  23         * fileread.cc (File_read::make_view): Add check for attempt to map
  24         beyond end of file.
  25
  26 2008-09-05  Cary Coutant  <ccoutant@google.com>
  27
  28         * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
  29         explicit instantiations.
  30
  31 2008-08-28  Kris Van Hees  <kris.van.hees@oracle.com>
  32
  33         PR gold/6858
  34         * options.cc (General_options::finalize): Allow undefined symbols
  35         in shlibs if linking -shared.
  36
  37         PR gold/6859
  38         * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
  39         symbols as not needing a dynsym entry.
  40
  41 2008-08-20  Craig Silverstein  <csilvers@google.com>
  42
  43         * fileread.cc (File_read::open): Do not lock the file unless it
  44         was successfully opened.
  45
  46 2008-08-14  Cary Coutant  <ccoutant@google.com>
  47
  48         * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
  49         Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
  50         * testsuite/tls_test.cc (struct int128): 128-bit struct
  51         for testing TLS relocs with non-zero addend.
  52         (v12): New TLS variable.
  53         (t12): New test.
  54         (t_last): Add check for v12.
  55         * testsuite/tls_test.h (t12): New function.
  56         * testsuite/tls_test_main.cc (thread_routine): Call new test.
  57
  58 2008-08-13  Ian Lance Taylor  <iant@google.com>
  59
  60         * layout.cc (Layout::attach_allocated_section_to_segment): Don't
  61         set tls_segment_ or relro_segment_.
  62         (Layout::make_output_segment): Set tls_segment_ and relro_segment_
  63         when appropriate.
  64         * output.h (Output_section::clear_is_relro): New function.
  65         * output.cc (Output_segment::add_output_section): Handle SHF_TLS
  66         sections specially even when output_data_ is empty.
  67         (Output_segment::maximum_alignment): When first section is relro,
  68         only force alignment for PT_LOAD segments.
  69         * script.cc (script_data_segment_align): New function.
  70         (script_data_segment_relro_end): New function.
  71         * script-c.h (script_data_segment_align): Declare.
  72         (script_data_segment_relro_end): Declare.
  73         * script-sections.h (class Script_sections): Declare
  74         data_segment_align and data_segment_relro_end.  Add fields
  75         segment_align_index_ and saw_relro_end_.
  76         * script-sections.cc (class Sections_element): Add set_is_relro
  77         virtual function.  Add new bool* parameter to place_orphan_here.
  78         Add get_output_section virtual function.
  79         (class Output_section_definition): Add set_is_relro.  Add new
  80         bool* parameter to place_orphan_here.  Add get_output_section.
  81         Add is_relro_ field.
  82         (Output_section_definition::Output_section_definition): Initialize
  83         evaluated_address_, evaluated_load_address, evaluated_addralign_,
  84         and is_relro_ fields.
  85         (Output_section_definition::place_orphan_here): Add is_relro
  86         parameter.
  87         (Output_section_definition::set_section_addresses): Set relro for
  88         output section.
  89         (Output_section_definition::alternate_constraint): Likewise.
  90         (class Orphan_output_section): Add new bool* parameter to
  91         place_orphan_here.  Add get_output_section.
  92         (Orphan_output_section::place_orphan_here): Add is_relro
  93         parameter.
  94         (Script_sections::Script_sections): Initialize
  95         data_segment_align_index_ and saw_relro_end_.
  96         (Script_sections::data_segment_align): New function.
  97         (Script_sections::data_segment_relro_end): New function.
  98         (Script_sections::place_orphan): Set or clear is_relro.
  99         (Script_sections::set_section_addresses): Force alignment of first
 100         TLS section.
 101         * yyscript.y (exp): Call script_data_segment_align and
 102         script_data_segment_relro_end.
 103         * testsuite/relro_script_test.t: New file.
 104         * testsuite/relro_test.cc (using_script): Declare.
 105         (t1, t2): Test using_script.
 106         * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
 107         (relro_script_test_SOURCES): Define.
 108         (relro_script_test_DEPENDENCIES): Define.
 109         (relro_script_test_LDFLAGS): Define.
 110         (relro_script_test_LDADD): Define.
 111         (relro_script_test.so): New target.
 112         * testsuite/Makefile.in: Rebuild.
 113
 114 2008-08-06  Cary Coutant <ccoutant@google.com>
 115
 116         * archive.cc (Archive::total_archives, Archive::total_members)
 117         (Archive::total_members_loaded): New variables.
 118         (Archive::setup): Add parameter.  Add option to preread
 119         archive symbols.
 120         (Archive::read_armap): Add counter.
 121         (Archive::get_file_and_offset): New function.
 122         (Archive::get_elf_object_for_member): New function.
 123         (Archive::read_all_symbols): New function.
 124         (Archive::read_symbols): New function.
 125         (Archive::add_symbols): Add counters.
 126         (Archive::include_all_members): Use armap to find members if it's
 127         already built.
 128         (Archive::include_member): Skip reading symbols if already read.
 129         Factored code into Archive::get_file_and_offset and
 130         Archive::get_elf_object_for_member.  Changed call to
 131         Mapfile::report_include_archive_member.
 132         (Archive::print_stats): New function.
 133         * archive.h: Declare Object and Read_symbols_data classes.
 134         (Archive::Archive): Add initializers for new members.
 135         (Archive::setup): Add parameter.
 136         (Archive::print_stats): New function.
 137         (Archive::total_archives, Archive::total_members)
 138         (Archive::total_members_loaded): New variables.
 139         (Archive::get_file_and_offset): New function.
 140         (Archive::get_elf_object_for_member): New function.
 141         (Archive::read_all_symbols): New function.
 142         (Archive::read_symbols): New function.
 143         (Archive::Archive_member): New class.
 144         (Archive::members_): New member.
 145         (Archive::num_members_): New member.
 146         * main.cc: Include archive.h.
 147         (main): Call Archive::print_stats.
 148         * mapfile.cc (Mapfile::report_include_archive_member): Delete
 149         archive parameter; member_name is now the fully-decorated name.
 150         * mapfile.h (Mapfile::report_include_archive_member): Likewise.
 151         * options.h: (General_options): Add --preread-archive-symbols option.
 152         * readsyms.cc (Read_symbols::do_read_symbols): Change call to
 153         Archive::setup.
 154
 155 2008-08-04  Ian Lance Taylor  <iant@google.com>
 156
 157         * symtab.h (Symbol::use_plt_offset): New function.
 158         * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
 159         * powerpc.cc (Relocate::relocate): Likewise.
 160         * sparc.cc (Relocate::relocate): Likewise.
 161         * x86_64.cc (Relocate::relocate): Likewise.
 162         * testsuite/weak_plt.sh: New test.
 163         * testsuite/weak_plt_main.cc: New test.
 164         * testsuite/weak_plt_shared.cc: New test.
 165         * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
 166         (check_PROGRAMS): Add weak_plt.
 167         (check_DATA): Add weak_plt_shared.so.
 168         (weak_plt_main_pic.o, weak_plt): New targets.
 169         (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
 170         * testsuite/Makefile.in: Rebuild.
 171
 172         * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
 173         gcctestdir/ld.
 174         (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
 175         * testsuite/Makefile.in: Rebuild.
 176
 177 2008-08-04  Alan Modra  <amodra@bigpond.net.au>
 178
 179         * Makefile.am (POTFILES.in): Set LC_ALL=C.
 180         * Makefile.in: Regenerate.
 181         * po/POTFILES.in: Regenerate.
 182
 183 2008-07-29  Ian Lance Taylor  <iant@google.com>
 184
 185         * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
 186         symbols before other symbols.
 187         * testsuite/script_test_2.cc (test_addr): Declare.
 188         (test_addr_alias): Declare.
 189         (main): Check that test_addr and test_addr_alias have the right
 190         values.
 191         * testsuite/script_test_2.t: Define test_addr_alias and
 192         test_addr.
 193
 194 2008-07-24  Ian Lance Taylor  <iant@google.com>
 195
 196         PR 5990
 197         * descriptors.cc: New file.
 198         * descriptors.h: New file.
 199         * gold-threads.h (class Hold_optional_lock): New class.
 200         * fileread.cc: Include "descriptors.h".
 201         (File_read::~File_read): Release descriptor rather than closing
 202         it.
 203         (File_read::open) [file]: Call open_descriptor rather than open.
 204         Set is_descriptor_opened_.
 205         (File_read::open) [memory]: Assert that descriptor is not open.
 206         (File_read::reopen_descriptor): New function.
 207         (File_read::release): Release descriptor.
 208         (File_read::do_read): Make non-const.  Reopen descriptor.
 209         (File_read::read): Make non-const.
 210         (File_read::make_view): Reopen descriptor.
 211         (File_read::do_readv): Likewise.
 212         * fileread.h (class File_read): Add is_descriptor_opened_ field.
 213         Update declarations.
 214         * layout.cc: Include "descriptors.h".
 215         (Layout::create_build_id): Use open_descriptor rather than open.
 216         * output.cc: Include "descriptors.h".
 217         (Output_file::open): Use open_descriptor rather than open.
 218         * archive.cc (Archive::const_iterator): Change Archive to be
 219         non-const.
 220         (Archive::begin, Archive::end): Make non-const.
 221         (Archive::count_members): Likewise.
 222         * archive.h (class Archive): Update declarations.
 223         * object.h (Object::read): Make non-const.
 224         * Makefile.am (CCFILES): Add descriptors.cc.
 225         (HFILES): Add descriptors.h.
 226         * Makefile.in: Rebuild.
 227
 228         PR 6716
 229         * gold.h: Always include <clocale>.  Add Solaris workarounds
 230         following code in binutils/sysdep.h.
 231
 232         PR 6048
 233         * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
 234         this->eh_frame_hdr_ is NULL before using it.
 235
 236         * dynobj.cc (Versions::Versions): Update comment.
 237
 238         * dynobj.cc (Versions::Versions): If there is an soname, use it as
 239         the base version name.
 240
 241         * stringpool.cc (Stringpool_template::add_with_length): Set key to
 242         array size plus one.
 243         (Stringpool_template::set_string_offsets): Subtract one from key
 244         before using it as an array index.
 245         (Stringpool_template::get_offset_with_length): Likewise.
 246         (Stringpool_template::write_to_buffer): Likewise.
 247         * stringpool.h (Stringpool_template::get_offset_from_key):
 248         Likewise.
 249
 250 2008-07-23  Ian Lance Taylor  <iant@google.com>
 251
 252         PR 6658
 253         * object.h (Merged_symbol_value::value): Do our best to handle a
 254         negative addend.
 255
 256         PR 6647
 257         * script.cc (Version_script_info::get_versions): Don't add empty
 258         version tag to return value.
 259         (Version_script_info::get_symbol_version_helper): Change return
 260         type to bool.  Add pversion parameter.  Change all callers.
 261         (script_register_vers_node): Don't require a non-NULL tag.
 262         * script.h (class Version_script_info): Update declarations.
 263         (Version_script_info::get_symbol_version): Change return type to
 264         bool.  Add version parameter.  Change all callers.
 265         * symtab.cc (Sized_symbol::add_from_relobj): Rework version
 266         handling.  Handle an empty version from a version script.
 267         (Symbol_table::define_special_symbol): Likewise.
 268         * testsuite/ver_test_10.script: New file.
 269         * testsuite/ver_test_10.sh: New file.
 270         * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
 271         (check_DATA): Add ver_test_10.syms.
 272         (ver_test_10.syms, ver_test_10.so): New target.
 273         * testsuite/Makefile.in: Rebuild.
 274
 275 2008-07-23  Simon Baldwin  <simonb@google.com>
 276
 277         * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
 278         to zero for undefined symbols from dynamic libraries.
 279
 280 2008-07-23  Ian Lance Taylor  <iant@google.com>
 281
 282         * symtab.cc (Symbol_table::resolve): Remove version parameter.
 283         Change all callers.
 284         * symtab.h (class Symbol_table): Update declaration.
 285         * testsuite/ver_test_9.cc: New file.
 286         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
 287         (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
 288         (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
 289         (ver_test_9.so, ver_test_9.o): New targets.
 290         * testsuite/Makefile.in: Rebuild.
 291
 292 2008-07-22  Ian Lance Taylor  <iant@google.com>
 293
 294         * options.h (class General_options): Define --check-sections.
 295         * layout.cc (Layout::set_segment_offsets): Handle
 296         --check-sections.
 297
 298         * options.h (class General_options): Define -n/--nmagic and
 299         -N/--omagic.
 300         * options.cc (General_options::finalize): For -n/--nmagic or
 301         -N/--omagic, set -static.
 302         * layout.cc (Layout::attach_allocated_section_to_segment): If
 303         -N/--omagic, don't put read-only and read-write sections in
 304         different segments.
 305         (Layout::find_first_load_seg): If -N/--omagic, don't insist on
 306         finding a read-only segment.
 307         (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
 308         don't set the minimum segment alignment to the common page size,
 309         and don't set the file offset to the address modulo the page size.
 310         * script-sections.cc (Script_sections::create_segments): If
 311         -n/--omagic, don't put read-only and read-write sections in
 312         different segments.
 313
 314         * cref.cc: New file.
 315         * cref.h: New file.
 316         * options.h (class General_options): Add --print-symbol-counts.
 317         * main.cc (main): Issue defined symbol report if requested.
 318         * archive.cc (Archive::interpret_header): Make into a const member
 319         function.
 320         (Archive::add_symbols): Call Input_objects::archive_start and
 321         archive_stop.
 322         (Archive::const_iterator): Define new class.
 323         (Archive::begin, Archive::end): New functions.
 324         (Archive::include_all_members): Rewrite to use iterator.
 325         (Archive::count_members): New function.
 326         * archive.h (class Archive): Update declarations.
 327         (Archive::filename): New function.
 328         * object.cc: Include "cref.h".
 329         (Sized_relobj::Sized_relobj): Initialize defined_count_.
 330         (Sized_relobj::do_get_global_symbol_counts): New function.
 331         (Input_objects::add_object): Add object to cross-referencer.
 332         (Input_objects::archive_start): New function.
 333         (Input_objects::archive_stop): New function.
 334         (Input_objects::print_symbol_counts): New function.
 335         * object.h: Declare Cref and Archive.
 336         (Object::get_global_symbol_counts): New function.
 337         (Object::do_get_global_symbol_counts): New pure virtual function.
 338         (class Sized_relobj): Add defined_count_ field.  Update
 339         declarations.
 340         (class Input_objects): Add cref_ field.  Update constructor.
 341         Update declarations.
 342         * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
 343         defined_count_.
 344         (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
 345         symbol counts.
 346         (Sized_dynobj::do_get_global_symbol_counts): New function.
 347         * dynobj.h (class Sized_dynobj): Add fields symbols_ and
 348         defined_count_.  Update declarations.  Define Symbols typedef.
 349         * symtab.cc (Symbol_table::add_from_relobj): Add defined
 350         parameter.  Change all callers.
 351         (Symbol_table::add_from_dynobj): Add sympointers and defined
 352         parameters.  Change all callers.
 353         * symtab.h (class Symbol_table): Update declarations.
 354         * Makefile.am (CCFILES): Add cref.cc.
 355         (HFILES): Add cref.h.
 356         * Makefile.in: Rebuild.
 357
 358 2008-07-22  Simon Baldwin  <simonb@google.com>
 359
 360         * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
 361         to zero when writing undefined symbols.
 362
 363 2008-07-22  Ian Lance Taylor  <iant@google.com>
 364
 365         * output.cc (Output_section::add_input_section): Don't try to
 366         merge empty merge sections.
 367
 368 2008-07-21  Craig Silverstein  <csilvers@google.com>
 369
 370         * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
 371         Include symbol version in error message.
 372
 373 2008-07-20  Chris Demetriou  <cgd@google.com>
 374
 375         * configure.ac (gold_cv_c_random_seed): New configured variable.
 376         (RANDOM_SEED_CFLAGS): New substituted variable.
 377         * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
 378         * configure: Rebuild.
 379         * Makefile.in: Likewise.
 380         * testsuite/Makefile.in: Likewise.
 381
 382 2008-07-18  Ian Lance Taylor  <iant@google.com>
 383
 384         * symtab.cc (Symbol_table::add_from_object): Rewrite the case
 385         where we see NAME/NULL and NAME/VERSION  as separate symbols.
 386         * testsuite/ver_test_main.cc (main): Call t4.
 387         (t4, t4_2a): Define.
 388         * testsuite/ver_test_2.cc (t4_2): Define.
 389         * testsuite/ver_test_2.script: Put t4_2a in VER2.
 390         * testsuite/ver_test_4.cc (t4_2a): Define.
 391         * testsuite/ver_test_4.script: Put t4_2a in VER2.
 392         * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
 393
 394 2008-07-17  Ian Lance Taylor  <iant@google.com>
 395
 396         * dynobj.cc (Versions::add_def): If we give an error about a
 397         missing version, go ahead and create the version anyhow.
 398
 399 2008-07-10  Ian Lance Taylor  <iant@google.com>
 400
 401         Handle output sections with more than 0x7fffffff bytes.
 402         * object.h (class Relobj): Change map_to_output_ to
 403         output_sections_, and just keep a section pointer.  Change all
 404         uses.  Move comdat group support to Sized_relobj.
 405         (Relobj::is_section_specially_mapped): Remove.
 406         (Relobj::output_section): Remove poff parameter.  Change all
 407         callers.
 408         (Relobj::output_section_offset): New function.
 409         (Relobj::set_section_offset): Rewrite.
 410         (Relobj::map_to_output): Remove.
 411         (Relobj::output_sections): New function.
 412         (Relobj::do_output_section_offset): New pure virtual function.
 413         (Relobj::do_set_section_offset): Likewise.
 414         (class Sized_relobj): Add section_offsets_ field.  Add comdat
 415         group support from Relobj.  Update declarations.
 416         (Sized_relobj::get_output_section_offset): New function.
 417         (Sized_relobj::do_output_section_offset): New function.
 418         (Sized_relobj::do_set_section_offset): New function.
 419         * object.cc (Relobj::output_section_address): Remove.
 420         (Sized_relobj::Sized_relobj): Initialize new fields.
 421         (Sized_relobj::include_section_group): Cast find_kept_object to
 422         Sized_relobj.
 423         (Sized_relobj::include_linkonce_section): Likewise.
 424         (Sized_relobj::do_layout): Use separate arrays for output section
 425         and output offset.
 426         (Sized_relobj::do_count_local_symbols): Change map_to_output to
 427         output_sections.
 428         (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
 429         output_sections and section_offsets.
 430         (Sized_relobj::write_local_symbols): Likewise.
 431         (map_to_kept_section): Compute output address directly.
 432         * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
 433         output_sections and section_offsets.
 434         (Sized_relobj::write_sections): Likewise.
 435         (Sized_relobj::relocate_sections): Likewise.
 436         * symtab.cc (sized_finalize_symbol): Use output_section_offset.
 437         * output.h (class Output_reloc): Update declarations.  Change
 438         u2_.relobj to Sized_relobj*.
 439         (class Output_data_reloc): Change add functions to use
 440         Sized_relobj*.
 441         * output.cc (Output_reloc::Output_reloc): Change relobj to
 442         Sized_relobj*.
 443         (Output_reloc::local_section_offset): Change return type to
 444         Elf_Addr.  Use get_output_section_offset.
 445         (Output_reloc::get_address): Likewise.
 446         (Output_section::is_input_address_mapped): Don't call
 447         is_section_specially_mapped.
 448         (Output_section::output_offset): Likewise.
 449         (Output_section::output_address): Likewise.
 450         (Output_section::starting_output_address): Likewise.
 451         * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
 452         parameter to Sized_relobj*.
 453         (Copy_relocs::need_copy_reloc): Likewise.
 454         (Copy_relocs::save): Likewise.
 455         * copy-relocs.h (class Copy_relocs): Update declarations.
 456         (class Copy_relocs::Copy_reloc_entry): Change constructor to use
 457         Sized_relobj*.  Change relobj_ field to Sized_relobj*.
 458         * target-reloc.h (relocate_for_relocatable): Change
 459         offset_in_output_section type to Elf_Addr.  Change code that uses
 460         it as well.
 461         * layout.cc (Layout::layout): Always set *off.
 462         * mapfile.cc (Mapfile::print_input_section): Use
 463         output_section_offset.
 464         * i386.cc (Target_i386::copy_reloc): Change object parameter to
 465         Sized_relobj*.
 466         * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
 467         * sparc.cc (Target_sparc::copy_reloc): Likewise.
 468         * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
 469
 470 2008-07-03  Ian Lance Taylor  <iant@google.com>
 471
 472         * layout.cc (Layout::include_section): Do not discard unrecognized
 473         SHT_STRTAB sections.
 474
 475 2008-06-30  Craig Silverstein  <csilvers@cs.stanford.edu>
 476
 477         * script.cc (Lex::can_continue_name): Make '?' allowable in
 478         version-script names.
 479         * testsuite/version_script.map: Change glob pattern to use '?'
 480
 481 2008-06-30  Manish Singh  <yosh@gimp.org>
 482
 483         PR 6585
 484         * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
 485         Correct typo.
 486
 487 2008-06-30  Ian Lance Taylor  <iant@google.com>
 488
 489         PR 6660
 490         PR 6682
 491         * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
 492         versions]: Don't try to read the value in the contents, since we
 493         don't use it.  Use the template endianness when writing.
 494
 495 2008-06-25  Cary Coutant  <ccoutant@google.com>
 496
 497         * fileread.cc (File_read::make_view): Assert on zero-length view.
 498         * object.cc (Sized_relobj::do_read_symbols): Don't try to read
 499         symbol table when there are no symbols to read.
 500
 501 2008-06-23  Craig Silverstein  <csilvers@google.com>
 502
 503         * version.cc (version_string): Bump to 1.7
 504
 505 2008-06-18  Craig Silverstein  <csilvers@google.com>
 506
 507         * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
 508         constant 0xFFFF to type Valtype.
 509         (Powerpc_relocate_functions::rel16_ha): Likewise.
 510
 511 2008-06-17  Ian Lance Taylor  <iant@google.com>
 512
 513         * output.h (Output_section::Input_section): Initialize p2align_ to
 514         zero for Output_section_data constructors.
 515         (Output_section::Input_section::addralign): If not an input
 516         section, return the alignment of the Output_section_data.
 517         * testsuite/copy_test.cc: New file.
 518         * testsuite/copy_test_1.cc: New file.
 519         * testsuite/copy_test_2.cc: New file.
 520         * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
 521         (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
 522         (copy_test_LDFLAGS, copy_test_LDADD): New variables.
 523         (copy_test_1_pic.o, copy_test_1.so): New targets.
 524         (copy_test_2_pic.o, copy_test_2.so): New targets.
 525         * testsuite/Makefile.in: Rebuild.
 526
 527         * script-sections.cc (Script_sections::place_orphan): Initialize
 528         local variable exact.
 529
 530 2008-06-13  David Edelsohn  <edelsohn@gnu.org>
 531
 532         * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
 533
 534 2008-06-12  David Edelsohn  <edelsohn@gnu.org>
 535             David S. Miller  <davem@davemloft.net>
 536
 537         * powerpc.cc: New file.
 538         * Makefile.am (TARGETSOURCES): Add powerpc.cc
 539         (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
 540         * configure.tgt: Add entries for powerpc-* and powerpc64-*.
 541         * Makefile.in: Rebuild.
 542
 543 2008-06-09  Ian Lance Taylor  <iant@google.com>
 544
 545         * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
 546         <exception>.
 547         (throwing, orig_terminate): New static variables.
 548         (terminate_handler): New static function.
 549         (t2): Set terminate handler.
 550
 551 2008-06-05  Kris Van Hees  <kris.van.hees@oracle.com>
 552
 553         PR 6584
 554         * binary.cc (Binary_to_elf::sized_convert): Fix .data
 555         alignment.
 556
 557 2008-05-30  Cary Coutant  <ccoutant@google.com>
 558
 559         * archive.cc (Archive::include_all_members) Correct to step
 560         over symbol table and extended name table in thin archives.
 561
 562 2008-05-29  Kris Van Hees  <kris.van.hees@oracle.com>
 563
 564         PR 6407
 565         * target-reloc.h (relocate_for_relocatable): Fix new_offset
 566         calculation.
 567
 568 2008-05-28  Caleb Howe  <cshowe@google.com>
 569
 570         * reduced_debug_output.cc: New file.
 571         * reduced_debug_output.h: New file.
 572         * options.h (class General_options): Add --strip-debug-non-line.
 573         * options.cc (General_options::finalize): Add strip_debug_non_line
 574         to the strip heirarchy.
 575         * layout.h (class Layout): Add debug_abbrev_ and debug_info_
 576         fields.
 577         * layout.cc: Include "reduced_debug_output.h".
 578         (Layout::Layout): Initialize new fields.
 579         (line_only_debug_sections): New static array.
 580         (is_lines_only_debug_sections): New static inline function.
 581         (Layout::include_section): Handle --strip-debug-non-line.
 582         (Layout::make_output_section): If --strip-debug-non-line, build
 583         new output sections for .debug_abbrev and .debug_info.
 584         * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
 585         gold.  Warn about possible overflow.
 586         (read_signed_LEB_128): Likewise.
 587         * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
 588         (read_signed_LEB_128): Declare.
 589         * Makefile.am (CCFILES): Add reduced_debug_output.cc.
 590         (HFILES): Add reduced_debug_output.h.
 591         * Makefile.in: Rebuild.
 592
 593 2008-05-21  Ian Lance Taylor  <iant@google.com>
 594
 595         * mapfile.cc: New file.
 596         * mapfile.h: New file.
 597         * options.h (class General_options): Add -M/--print-map and -Map.
 598         * options.cc (General_options::finalize): Make -M equivalent to
 599         -Map -.
 600         * main.cc: Include <cstdio> and "mapfile.h".
 601         (main): Open mapfile if requested.
 602         * gold.cc (class Middle_runner): Add mapfile_ field.  Update
 603         constructor.  Change caller.
 604         (queue_initial_tasks): Add mapfile parameter.  Change caller.
 605         (queue_middle_tasks): Likewise.
 606         * gold.h (queue_initial_tasks, queue_middle_tasks): Update
 607         declarations.
 608         * archive.cc: Include "mapfile.h".
 609         (Archive::add_symbols): Add mapfile parameter.  Change all
 610         callers.  Pass mapfile, symbol, and reason to include_member.
 611         (Archive::include_all_members): Add mapfile parameter.  Change all
 612         callers.
 613         (Archive::include_member): Add mapfile, sym, and why parameters.
 614         Change all callers.  Report inclusion to map file.
 615         * archive.h: Include "fileread.h".
 616         (class Archive): Update declarations.
 617         (Archive::file): New const method.
 618         (class Add_archive_symbols): Add mapfile_ field.  Update
 619         constructor.  Change all callers.
 620         * readsyms.h (class Read_symbols): Likewise.
 621         (class Finish_group): Likewise.
 622         (class Read_script): Likewise.
 623         * common.cc: Include "mapfile.h".
 624         (Symbol_table::allocate_commons): Add mapfile parameter.  Change
 625         all callers.
 626         (Symbol_table::do_allocate_commons): Likewise.
 627         (Symbol_table::do_allocate_commons_list): Likewise.  Report common
 628         symbol allocation to mapfile.
 629         * common.h (class Allocate_commons_task): Add mapfile_ field.
 630         Update constructor.  Change all callers.
 631         * symtab.h (class Symbol_table): Update declarations.
 632         * layout.cc: Include "mapfile.h".
 633         (Layout_task_runner::run): Print information to mapfile.
 634         (Layout::create_gold_note): Change Output_data_fixed_space to
 635         Output_data_zero_fill.
 636         (Layout::create_build_id): Likewise.
 637         (Layout::print_to_mapfile): New function.
 638         * layout.h (class Layout_task_runner): Add mapfile_ field.  Update
 639         constructor.  Change caller.
 640         (class Layout): Declare print_to_mapfile.
 641         * output.cc (Output_section::Input_section::print_to_mapfile): New
 642         function.
 643         (Output_section::add_input_section): If producing a map, always
 644         add to input_sections_ list.
 645         (Output_section::do_print_to_mapfile): New function.
 646         (Output_segment::print_sections_to_mapfile): New function.
 647         (Output_segment::print_section_list_to_mapfile): New function.
 648         * output.h: Include "mapfile.h".
 649         (Output_data::print_to_mapfile): New function.
 650         (Output_data::do_print_to_mapfile): New virtual function.
 651         (Output_segment_headers::do_print_to_mapfile): New function.
 652         (Output_file_header::do_print_to_mapfile): New function.
 653         (Output_data_const::do_print_to_mapfile): New function.
 654         (class Output_data_const_buffer): Add map_name_ field.  Update
 655         constructor.  Change all callers.  Add do_print_to_mapfile
 656         function.
 657         (class Output_data_fixed_space): Likewise.
 658         (class Output_data_space): Likewise.
 659         (class Output_data_zero_fill): New class.
 660         (Output_data_strtab::do_print_to_mapfile): New function.
 661         (Output_data_reloc_base::do_print_to_mapfile): New function.
 662         (Output_relocatable_relocs::do_print_to_mapfile): New function.
 663         (Output_data_group::do_print_to_mapfile): New function.
 664         (Output_data_got::do_print_to_mapfile): New function.
 665         (Output_data_dynamic::do_print_to_mapfile): New function.
 666         (Output_symtab_xindex::do_print_to_mapfile): New function.
 667         (class Output_section): Declare do_print_to_mapflie.  Declare
 668         print_to_mapfile in Input_section.
 669         (class Output_segment): Declare new functions.
 670         * object.h (Sized_relobj::symbol_count): New function.
 671         * script-sections.cc
 672         (Output_section_element_dot_assignment::set_section_addresses):
 673         Change Output_data_fixed_space to Output_data_zero_fill.
 674         (Output_data_expression::do_print_to_mapfile): New function.
 675         * script.cc (read_input_script): Add mapfile parameter.  Change
 676         all callers.
 677         * script.h (read_input_script): Update declaration.
 678         * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
 679         (Eh_frame::do_print_to_mapfile): New function.
 680         * merge.h (Output_merge_data::do_print_to_mapfile): New function.
 681         (Output_merge_string::do_print_to_mapfile): New function.
 682         * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
 683         function.
 684         * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
 685         function.
 686         * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
 687         function.
 688         * Makefile.am (CCFILES): Add mapfile.cc.
 689         (HFILES): Add mapfile.h.
 690         * Makefile.in: Rebuild.
 691
 692 2008-05-19  Ian Lance Taylor  <iant@google.com>
 693
 694         * options.h (class General_options): Add -z relro.
 695         * layout.cc (Layout::Layout): Initialize relro_segment_.
 696         (Layout::add_output_section_data): Return the output section.
 697         (Layout::make_output_section): Rcognize relro sections and mark
 698         them appropriately.
 699         (Layout::attach_allocated_section_to_segment): Put relro sections
 700         in a PT_GNU_RELRO segment.
 701         (Layout::create_initial_dynamic_sections): Mark the .dynamic
 702         section as relro.
 703         (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
 704         PT_TLS segments.
 705         (Layout::linkonce_mapping): Map d.rel.ro.local to
 706         .data.rel.ro.local.
 707         (Layout::output_section_name): Us .data.rel.ro.local for any
 708         section which begins with that.
 709         * layout.h (class Layout): Update add_output_section_data
 710         declaration.  Add relro_segment_ field.
 711         * output.cc (Output_section::Output_section): Initialize is_relro_
 712         and is_relro_local_ fields.
 713         (Output_segment::add_output_section): Group relro sections.
 714         (Output_segment::is_first_section_relro): New function.
 715         (Output_segment::maximum_alignment): If there is a relro section,
 716         align the segment to the common page size.
 717         (Output_segment::set_section_addresses): Track whether we are
 718         looking at relro sections.  If the last section is a relro
 719         section, align to the common page size.
 720         (Output_segment::set_section_list_addresses): Add in_relro
 721         parameter.  Change all callers.  Align to the page size when
 722         moving from relro to non-relro section.
 723         (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
 724         segment.
 725         * output.h (class Output_section): Add is_relro_ and
 726         is_relro_local_ fields.
 727         (Output_section::is_relro): New function.
 728         (Output_section::set_is_relro): New function.
 729         (Output_section::is_relro_local): New function.
 730         (Output_section::set_is_relro_local): New function.
 731         (class Output_segment): Update declarations.
 732         * i386.cc (Target_i386::got_section): Mark .got section as relro.
 733         * sparc.cc (Target_sparc::got_section): Likewise.
 734         * x86_64.cc (Target_x86_64::got_section): Likewise.
 735         * testsuite/relro_test_main.cc: New file.
 736         * testsuite/relro_test.cc: New file.
 737         * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
 738         (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
 739         (relro_test_LDFLAGS, relro_test_LDADD): New variables.
 740         (relro_test.so, relro_test_pic.o): New targets.
 741         * testsuite/Makefile.in: Rebuild.
 742
 743 2008-05-16  Ian Lance Taylor  <iant@google.com>
 744
 745         * output.cc (Output_segment::add_output_section): Remove front
 746         parameter.
 747         * output.h (class Output_segment): Remove
 748         add_initial_output_section and overloaded add_output_section.
 749         Update declaration of remaining add_output_section.
 750         * layout.cc (Layout::create_interp): Call add_output_section
 751         rather than add_initial_output_section.
 752         (Layout::finish_dynamic_section): Likewise.
 753
 754         * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
 755         for TLS_GOTDESC and TLS_DESC_CALL.  Only optimize TLS_LDO_32 if we
 756         know the dynamic type.
 757         * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
 758         field.  Initialize it in constructor.
 759         (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
 760         block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
 761         Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
 762         reloc.
 763
 764         * output.cc (Output_reloc::get_address): Change return type to
 765         Elf_Addr.
 766         * output.h (class Output_reloc): Update get_address declaration.
 767         * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
 768         for section addresses.
 769
 770 2008-05-09  Ian Lance Taylor  <iant@google.com>
 771
 772         PR 6493
 773         * gold.cc (gold_nomem): Use return value of write.
 774
 775 2008-05-08  Ian Lance Taylor  <iant@google.com>
 776
 777         * symtab.c (Symbol::init_base_output_data): Add version
 778         parameter.  Change all callers.
 779         (Symbol::init_base_output_segment): Likewise.
 780         (Symbol::init_base_constant): Likewise.
 781         (Symbol::init_base_undefined): Likewise.
 782         (Sized_symbol::init_output_data): Likewise.
 783         (Sized_symbol::init_output_segment): Likewise.
 784         (Sized_symbol::init_constant): Likewise.
 785         (Sized_symbol::init_undefined): Likewise.
 786         (Symbol_table::do_define_in_output_data): If the new symbol has a
 787         version, mark it as the default.
 788         (Symbol_table::do_define_in_output_segment): Likewise.
 789         (Symbol_table::do_define_as_constant): Likewise.
 790         * symtab.h (class Symbol): Update declarations.
 791         (class Sized_symbol): Likewise.
 792         * resolve.cc (Symbol::override_version): New function.
 793         (Symbol::override_base): Call override_version.
 794         (Symbol::override_base_with_special): Likewise.
 795         * testsuite/ver_script_8.script: New file.
 796         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
 797         (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
 798         (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
 799         (ver_test_8_1.so, ver_test_8_2.so): New targets.
 800
 801 2008-05-06  Ian Lance Taylor  <iant@google.com>
 802
 803         PR 6049
 804         * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
 805         functions.
 806         (class General_options): Remove existing --undefined, and add
 807         --no-undefined instead.  Add new --undefined as synonym for -u.
 808         * archive.cc (Archive::add_symbols): Check whether symbol was
 809         named with -u.
 810         * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
 811         * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
 812         all uses.  Add IS_UNDEFINED.  Update declarations to split
 813         different versions of init_base.  Declare init_base_undefined.
 814         (Symbol::is_defined): Handle IS_UNDEFINED.
 815         (Symbol::is_undefined): Likewise.
 816         (Symbol::is_weak_undefined): Call is_undefined.
 817         (Symbol::is_absolute): Handle IS_CONSTANT.
 818         (class Sized_symbol): Update declarations to split different
 819         versions of init.  Declare init_undefined.
 820         (class Symbol_table): Declare new functions.
 821         * symtab.cc (Symbol::init_base_object): Rename from init_base.
 822         Change all callers.
 823         (Symbol::init_base_output_data): Likewise.
 824         (Symbol::init_base_output_segment): Likewise.
 825         (Symbol::init_base_constant): Likewise.
 826         (Symbol::init_base_undefined): New function.
 827         (Sized_symbol::init_object): Rename from init.  Change all
 828         callers.
 829         (Sized_symbol::init_output_data): Likewise.
 830         (Sized_symbol::init_output_segment): Likewise.
 831         (Sized_symbol::init_constant): Likewise.
 832         (Sized_symbol::init_undefined): New function.
 833         (Symbol_table::add_undefined_symbols_from_command_line): New
 834         function.
 835         (Symbol_table::do_add_undefined_symbols_from_command_line): New
 836         function.
 837         (Symbol::final_value_is_known): Handle IS_UNDEFINED.
 838         (Symbol::output_section): Likewise.
 839         (Symbol::set_output_section): Likewise.
 840         (Symbol_table::sized_finalize_symbol): Likewise.
 841         (Symbol_table::sized_write_globals): Likewise.
 842         * resolve.cc (Symbol_table::should_override): Likewise.
 843         (Symbol::override_base_with_special): Likewise.
 844
 845         * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
 846         symbol, change it to have default visibility.
 847         * testsuite/protected_1.cc: New file.
 848         * testsuite/protected_2.cc: New file.
 849         * testsuite/protected_3.cc: New file.
 850         * testsuite/protected_main_1.cc: New file.
 851         * testsuite/protected_main_2.cc: New file.
 852         * testsuite/protected_main_3.cc: New file.
 853         * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
 854         (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
 855         (protected_1_LDFLAGS, protected_1_LDADD): Define.
 856         (protected_1.so): New target.
 857         (protected_1_pic.o, protected_2_pic.o): New targets.
 858         (protected_3_pic.o): New target.
 859         (check_PROGRAMS): Add protected_2.
 860         (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
 861         (protected_2_LDFLAGS, protected_2_LDADD): Define.
 862         * testsuite/Makefile.in: Rebuild.
 863
 864         * options.h (DEFINE_var): Add set_user_set_##varname__.
 865         (DEFINE_bool_alias): New macro.
 866         (class General_options): Define -Bstatic using DEFINE_bool_alias
 867         rather than DEFINE_special.  Add --undefined as an alias for -z
 868         defs.
 869         * options.cc (General_options::parse_Bstatic): Remove.
 870
 871         * options.h (class General_options): Add --fatal-warnings.
 872         * main.cc (main): Implement --fatal-warnings.
 873         * errors.h (Errors::warning_count): New function.
 874
 875         * options.h (class General_options): Add -Bsymbolic-functions.
 876         * symtab.h (Symbol::is_preemptible): Check for
 877         -Bsymbolic-functions.
 878
 879 2008-05-05  Ian Lance Taylor  <iant@google.com>
 880
 881         * options.h (DEFINE_bool): For DASH_Z, create the negative option
 882         as noVARNAME rather than no-VARNAME.
 883         (class General_options): Add option -z combreloc.
 884         * output.h (class Output_reloc) [SHT_REL]: Declare compare and
 885         get_address.
 886         (Output_reloc::sort_before) [SHT_REL]: New function.
 887         (Output_reloc::sort_before) [SHT_RELA]: New function.
 888         (class Output_data_reloc_base): Add sort_relocs_ field.  Define
 889         Sort_relocs_comparison.
 890         (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
 891         parameter.  Change all callers.
 892         (Output_data_reloc::Output_data_reloc) [both versions]: Add
 893         sort_relocs parameter.  Change all callers.
 894         * output.cc (Output_reloc::get_address): New function, broken out
 895         of write_rel.
 896         (Output_reloc::write_rel): Call it.
 897         (Output_reloc::compare): New function.
 898         (Output_data_reloc_base::do_write): Optionally sort relocs.
 899
 900         * configure.ac: If targ_extra_obj is set, link it in.
 901         * configure.tgt: Initialize all variables.
 902         (x86_64*): Set targ_extra_obj and targ_extra_size.
 903         * configure: Rebuild.
 904
 905         * object.cc (Sized_relobj::include_section_group): Adjust section
 906         indexes read from group data.  Build vector to pass to
 907         layout_group.
 908         * layout.cc (Layout::layout_group): Add flags and shndxes
 909         parameters.  Remove contents parameter.  Change caller.  Update
 910         explicit instantiations.
 911         * layout.h (class Layout): Update layout_group declaration.
 912         * output.cc (Output_data_group::Output_data_group): Add flags and
 913         input_shndxes parameters.  Remove contents parameter.  Change
 914         caller.
 915         (Output_data_group::do_write): Change input_sections_ to
 916         input_shndxes_.
 917         * output.h (class Output_data_group): Update constructor
 918         declaration.  Rename input_sections_ to input_shndxes_.
 919         * testsuite/many_sections_test.cc: Add template.
 920
 921 2008-04-30  Cary Coutant  <ccoutant@google.com>
 922
 923         * target-reloc.h (relocate_section): Fix dead-pointer bug.
 924
 925         * layout.cc (Layout::include_section): Refactored check for debug
 926         info section.
 927         (Layout::add_comdat): Add new parameters.  Change type
 928         of signature parameter.  Add object and shndx to signatures table.
 929         (Layout::find_kept_object): New function.
 930         * layout.h: Include <cstring>.
 931         (Layout::is_debug_info_section): New function.
 932         (Layout::add_comdat): Add new parameters.
 933         (Layout::find_kept_object): New function.
 934         (Layout::Kept_section): New struct.
 935         (Layout::Signatures): Change type of map range.
 936         * object.cc (Relobj::output_section_address): New function.
 937         (Sized_relobj::include_section_group): Add new parameters.  Change
 938         calls to Layout::add_comdat.  Change to build table of kept comdat
 939         groups and table mapping discarded sections to kept sections.
 940         (Sized_relobj::include_linkonce_section): Likewise.  Add new parameter.
 941         (Sized_relobj::do_layout): Change calls to include_section_group and
 942         include_linkonce_section.
 943         (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
 944         value to zero when section is discarded.
 945         (Sized_relobj::map_to_kept_section): New function.
 946         * object.h (Relobj::output_section_address): New function.
 947         (Relobj::Comdat_group): New type.
 948         (Relobj::find_comdat_group): New function.
 949         (Relobj::Comdat_group_table): New type.
 950         (Relobj::Kept_comdat_section): New type.
 951         (Relobj::Kept_comdat_section_table): New type.
 952         (Relobj::add_comdat_group): New function.
 953         (Relobj::set_kept_comdat_section): New function.
 954         (Relobj::get_kept_comdat_section): New function.
 955         (Relobj::comdat_groups_): New field.
 956         (Relobj::kept_comdat_sections_): New field.
 957         (Symbol_value::input_value): Update comment.
 958         (Sized_relobj::map_to_kept_section) New function.
 959         (Sized_relobj::include_linkonce_section): Add new parameter.
 960         * target-reloc.h (Comdat_behavior): New type.
 961         (get_comdat_behavior): New function.
 962         (relocate_section): Add code to map a discarded section to the
 963         corresponding kept section when applying a relocation.
 964
 965 2008-04-30  Craig Silverstein  <csilvers@google.com>
 966
 967         * dwarf_reader.cc (next_generation_count): New static var.
 968         (Addr2line_cache_entry): New struct.
 969         (addr2line_cache): New static var.
 970         (Dwarf_line_info::one_addr2line): Added caching.
 971         (Dwarf_line_info::clear_addr2line_cache): New function.
 972         * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
 973         cache-size parameter.
 974         (Dwarf_line_info::one_addr2line_cache): New function.
 975         * symtab.cc (Symbol_table::detect_odr_violations): Pass
 976         new cache-size argument to one_addr2line(), and clear cache.
 977
 978 2008-04-28  Cary Coutant  <ccoutant@google.com>
 979
 980         * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
 981         R_386_PC8 relocations.
 982
 983 2008-04-23  Ian Lance Taylor  <iant@google.com>
 984
 985         * object.cc (Sized_relobj::include_section_group): Check for
 986         invalid section group.
 987
 988         * object.cc (make_elf_object): Correct test for 64-bit ELF file
 989         header size.
 990
 991         * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
 992         than read for file header.
 993         * archive.cc (Archive::include_member): Likewise.
 994
 995 2008-04-23  Paolo Bonzini  <bonzini@gnu.org>
 996
 997         * aclocal.m4: Regenerate.
 998         * configure: Regenerate.
 999
1000 2008-04-19  Ian Lance Taylor  <iant@google.com>
1001
1002         * version.cc (version_string): Bump to 1.6.
1003
1004         * testsuite/Makefile.am (many_sections_r_test): New target.
1005         (many_sections_r_test_SOURCES): Remove.
1006         (many_sections_r_test_DEPENDENCIES): Remove.
1007         (many_sections_r_test_LDFLAGS): Remove.
1008         (many_sections_r_test_LDADD): Remove.
1009
1010         * object.cc (Sized_relobj::do_add_symbols): Always pass
1011         local_symbol_count_ to add_from_relobj.
1012
1013         * testsuite/Makefile.am (many_sections_check.h): Only check one in
1014         every thousand variables.
1015         * testsuite/Makefile.in: Rebuild.
1016
1017         * object.cc (Xindex::initialize_symtab_xindex): New function.
1018         (Xindex::read_symtab_xindex): New function.
1019         (Xindex::sym_xindex_to_shndx): New function.
1020         (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1021         available.
1022         (Sized_relobj::do_initialize_xindex): New function.
1023         (Sized_relobj::do_read_symbols): Adjust section links.
1024         (Sized_relobj::symbol_section_and_value): Add is_ordinary
1025         parameter.  Change all callers.
1026         (Sized_relobj::include_section_group): Adjust section links and
1027         symbol section indexes.
1028         (Sized_relobj::do_layout): Adjust section links.
1029         (Sized_relobj::do_count_local_symbols): Adjust section links and
1030         symbol section indexes.
1031         (Sized_relobj::do_finalize_local_symbols): Distinguish between
1032         ordinary and special symbols.
1033         (Sized_relobj::write_local_symbols): Add symtab_xindex and
1034         dynsym_xindex parameters.  Change all callers.  Adjust section
1035         links.  Use SHN_XINDEX when needed.
1036         (Sized_relobj::get_symbol_location_info): Adjust section links.
1037         Don't get fooled by special symbols.
1038         * object.h (class Xindex): Define.
1039         (class Object): Add xindex_ parameter.  Declare virtual functoin
1040         do_initialize_xindex.
1041         (Object::adjust_sym_shndx): New function.
1042         (Object::set_xindex): New protected function.
1043         (class Symbol_value): Add is_ordinary_shndx_ field.
1044         (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
1045         (Symbol_value::value): Assert ordinary section.
1046         (Symbol_value::initialize_input_to_output_map): Likewise.
1047         (Symbol_value::set_input_shndx): Add is_ordinary parameter.
1048         Change all callers.
1049         (Symbol_value::input_shndx): Add is_ordinary parameter.  Change
1050         all callers.
1051         (class Sized_relobj): Update declarations.
1052         (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
1053         parameter.  Change all callers.
1054         (Sized_relobj::adjust_shndx): New function.
1055         * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
1056         field.
1057         (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
1058         parameter.  Change all callers.  Pick up SHT_DYNSYM_SHNDX section
1059         for SHT_DYNSYM section if available.  Set dynsym_shndx_ field.
1060         (Sized_dynobj::read_dynsym_section): Adjust section links.
1061         (Sized_dynobj::read_dynamic): Likewise.
1062         (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field.  Adjust
1063         section links.
1064         (Sized_dynobj::do_initialize_xindex): New function.
1065         * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field.  Declare
1066         do_initialize_xindex.
1067         (Sized_dynobj::adjust_shndx): New function.
1068         * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
1069         dynsym_xindex_ fields.
1070         (Layout::finalize): Add a call to set_section_indexes before
1071         creating the symtab sections.
1072         (Layout::set_section_indexes): Don't do anything if the section
1073         already has a section index.
1074         (Layout::create_symtab_sections): Add shnum parameter.  Change
1075         caller.  Create .symtab_shndx section if needed.
1076         (Layout::create_shdrs): Add shstrtab_section parameter.  Change
1077         caller.
1078         (Layout::allocated_output_section_count): New function.
1079         (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
1080         needed.
1081         * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
1082         fields.  Update declarations.
1083         (Layout::symtab_xindex): New function.
1084         (Layout::dynsym_xindex): New function.
1085         (class Write_symbols_task): Add layout_ field.
1086         (Write_symbols_task::Write_symbols_task): Add layout parameter.
1087         Change caller.
1088         * output.cc (Output_section_headers::Output_section_headers): Add
1089         shstrtab_section parameter.  Change all callers.
1090         (Output_section_headers::do_sized_write): Store overflow values
1091         for section count and section string table section index in
1092         section header zero.
1093         (Output_file_header::do_sized_write): Check for overflow of
1094         section count and section string table section index.
1095         (Output_symtab_xindex::do_write): New function.
1096         (Output_symtab_xindex::endian_do_write): New function.
1097         * output.h (class Output_section_headers): Add shstrtab_section_.
1098         Update declarations.
1099         (class Output_symtab_xindex): Define.
1100         (Output_section::has_out_shndx): New function.
1101         * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
1102         field.
1103         (Symbol::init_base): Add st_shndx and is_ordinary parameters.
1104         Change all callers.
1105         (Sized_symbol::init): Likewise.
1106         (Symbol::output_section): Check for ordinary symbol.
1107         (Symbol_table::add_from_object): Remove orig_sym parameter.  Add
1108         st_shndx, is_ordinary, and orig_st_shndx parameters.  Change all
1109         callers.
1110         (Symbol_table::add_from_relobj): Add symndx_offset parameter.
1111         Change all callers.  Simplify handling of symbols from sections
1112         not included in the link.
1113         (Symbol_table::add_from_dynobj): Handle ordinary symbol
1114         distinction.
1115         (Weak_alias_sorter::operator()): Assert that symbols are
1116         ordinary.
1117         (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
1118         distinction.
1119         (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
1120         parameters.  Change all callers.
1121         (Symbol_table::sized_write_globals): Likewise.  Handle ordinary
1122         symbol distinction.  Use SHN_XINDEX when needed.
1123         (Symbol_table::write_section_symbol): Add symtab_xindex
1124         parameter.  Change all callers.
1125         (Symbol_table::sized_write_section_symbol): Likewise.  Use
1126         SHN_XINDEX when needed.
1127         * symtab.h (class Symbol): Add is_ordinary_shndx_ field.  Update
1128         declarations.
1129         (Symbol::shndx): Add is_ordinary parameter.  Change all callers.
1130         (Symbol::is_defined): Check is_ordinary.
1131         (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
1132         (Symbol::is_absolute, Symbol::is_common): Likewise.
1133         (class Sized_symbol): Update declarations.
1134         (class Symbol_table): Update declarations.
1135         * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
1136         parameters.  Change all callers.
1137         (Sized_symbol::override): Likewise.
1138         (Symbol_table::override): Likewise.
1139         (symbol_to_bits): Add is_ordinary parameter.  Change all callers.
1140         (Symbol_table::resolve): Remove orig_sym parameter.  Add st_shndx,
1141         is_ordinary, and orig_st_shndx parameters.  Change all callers.
1142         * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
1143         to be in an ordinary section.
1144         * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
1145         object and is_ordinary parameters.  Change all callers.
1146         (Sized_dwarf_line_info::read_relocs): Add object parameter.
1147         Change all callers.  Don't add undefined or non-ordinary symbols
1148         to reloc_map_.
1149         (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
1150         Change all callers.
1151         * dwarf_reader.h (class Sized_dwarf_line_info): Update
1152         declarations.
1153         * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
1154         * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
1155         (Sized_relobj::relocate_sections): Likewise.
1156         * target-reloc.h (scan_relocs): Adjust section symbol index.
1157         (scan_relocatable_relocs): Likewise.
1158         * i386.cc (Scan::local): Check for ordinary symbols.
1159         * sparc.cc (Scan::local): Likewise.
1160         * x86_64.cc (Scan::local): Likewise.
1161         * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
1162         to symbol_section_and_value.
1163         * testsuite/many_sections_test.cc: New file.
1164         * testsuite/Makefile.am (BUILT_SOURCES): Define.
1165         (check_PROGRAMS): Add many_sections_test.
1166         (many_sections_test_SOURCES): Define.
1167         (many_sections_test_DEPENDENCIES): Define.
1168         (many_sections_test_LDFLAGS): Define.
1169         (BUILT_SOURCES): Add many_sections_define.h.
1170         (many_sections_define.h): New target.
1171         (BUILT_SOURCES): Add many_sections_check.h.
1172         (many_sections_check.h): New target.
1173         (check_PROGRAMS): Add many_sections_r_test.
1174         (many_sections_r_test_SOURCES): Define.
1175         (many_sections_r_test_DEPENDENCIES): Define.
1176         (many_sections_r_test_LDFLAGS): Define.
1177         (many_sections_r_test_LDADD): Define.
1178         (many_sections_r_test.o): New target.
1179         * testsuite/Makefile.in: Rebuild.
1180
1181 2008-04-17  Cary Coutant  <ccoutant@google.com>
1182
1183         * errors.cc (Errors::info): New function.
1184         (gold_info): New function.
1185         * errors.h (Errors::info): New function.
1186         * gold.h (gold_info): New function.
1187         * object.cc (Input_objects::add_object): Print trace output.
1188         * options.cc (options::parse_set): New function.
1189         (General_options::parse_wrap): Deleted.
1190         (General_options::General_options): Deleted initializer.
1191         * options.h (options::String_set): New typedef.
1192         (options::parse_set): New function.
1193         (DEFINE_set): New macro.
1194         (General_options::wrap): Changed to use DEFINE_set. Changed
1195         callers of any_wrap_symbols and is_wrap_symbol.
1196         (General_options::trace, General_options::trace_symbol):
1197         New options.
1198         (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
1199         (General_options::wrap_symbols_): Deleted.
1200         * symtab.cc (Symbol_table::add_from_object): Print trace output.
1201
1202 2008-04-17  David S. Miller  <davem@davemloft.net>
1203
1204         * options.cc (General_options::parse_V): New function.
1205         * options.h: Add entries for -V and -Qy.
1206
1207 2008-04-17  Ian Lance Taylor  <iant@google.com>
1208
1209         * common.cc (Symbol_table::allocate_commons): Remove options
1210         parameter.  Change caller.
1211         (Symbol_table::do_allocate_commons): Remove options parameter.
1212         Change caller.  Just call do_allocate_commons_list twice.
1213         (Symbol_table::do_allocate_commons_list): New function, broken out
1214         of do_allocate_commons.
1215         * common.h (class Allocate_commons_task): Remove options_ field.
1216         Update constructor.
1217         * symtab.cc (Symbol_table::Symbol_table): Initialize
1218         tls_commons_.
1219         (Symbol_table::add_from_object): Put TLS common symbols on
1220         tls_commons_ list.
1221         (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
1222         which are IN_OUTPUT_DATA.
1223         * symtab.h (class Symbol_table): Add tls_commons_ field.  Update
1224         allocate_commons and do_allocate_commons declarations.  Declare
1225         do_allocate_commons_list.
1226         * gold.cc (queue_middle_tasks): Update creation of
1227         Allocate_commons_task to not pass options.
1228         * testsuite/Makefile.am (INCLUDES): Add -I.. .
1229         (TLS_TEST_C_FLAGS): New variable.
1230         (tls_test_c_pic.o): New target.
1231         (tls_test_shared.so): Link in tls_test_c_pic.o.
1232         (tls_test_c_pic_ie.o): New target.
1233         (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
1234         (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
1235         (tls_test_c.o): New target.
1236         (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
1237         (tls_pic_test_LDADD): Likewise.
1238         (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
1239         (tls_shared_gd_to_ie_test_LDADD): Likewise.
1240         (tls_test_c_gnu2.o): New target.
1241         (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
1242         tls_test_c_gnu2.o.
1243         (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
1244         (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
1245         (tls_test_shared_nonpic.so): Link in tls_test_c.o.
1246         * testsuite/tls_test.cc: Include "config.h".
1247         (t_last): Call t11_last.
1248         * testsuite/tls_test.h (t11, t11_last): Declare.
1249         * testsuite/tls_test_c.c: New file.
1250         * testsuite/tls_test_main.cc (thread_routine): Call t11.
1251         * configure.ac: Check for OpenMP support.
1252         * configure, config.in, Makefile.in: Rebuild.
1253         * testsuite/Makefile.in: Rebuild.
1254
1255 2008-04-16  Cary Coutant  <ccoutant@google.com>
1256
1257         * i386.cc (Target_i386::define_tls_base_symbol): New function.
1258         (Target_i386::tls_base_symbol_defined_): New field.
1259         (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1260         (Target_i386::Scan::global): Likewise.
1261         * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
1262         * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
1263         (Target_x86_64::tls_base_symbol_defined_): New field.
1264         (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1265         (Target_x86_64::Scan::global): Likewise.
1266
1267 2008-04-16  Cary Coutant  <ccoutant@google.com>
1268
1269         * symtab.h (Symbol::is_strong_undefined): Removed unused function.
1270         (Symbol::needs_plt_entry): Allow weak undefined symbols.
1271         (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
1272         building shared libraries.
1273         * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
1274         (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
1275         (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
1276         * testsuite/Makefile.in: Rebuild.
1277         * testsuite/weak_undef.h: New file.
1278         * testsuite/weak_undef_file1.cc: Add extra test cases.
1279         * testsuite/weak_undef_file2.cc: Likewise.
1280         * testsuite/weak_undef_test.cc: Likewise.
1281
1282 2008-04-16  David S. Miller  <davem@davemloft.net>
1283
1284         * sparc.cc (Target_sparc::Scan): Change from struct to class.
1285         Add issued_non_pic_error_ field.  Declare check_non_pic.
1286         (Target_sparc::Scan::check_non_pic): New function.
1287         (Target_sparc::Scan::local): Call check_non_pic as appropriate.
1288         (Target_sparc::Scan::global): Likewise.
1289
1290         * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
1291         * configure: Rebuild.
1292
1293         * options.h (DEFINE_enable): New macro.
1294         (new_dtags): New enable option.
1295         (initfirst, interpose, loadfltr, nodefaultlib,
1296         nodelete, nodlopen, nodump): New -z options.
1297         * layout.cc (Layout:finish_dynamic_section): If new
1298         dtags enabled, emit DT_RUNPATH.  Also, emit a
1299         DT_FLAGS_1 containing any specified -z flags.
1300
1301 2008-04-16  Ian Lance Taylor  <iant@google.com>
1302
1303         * copy-relocs.cc: New file.
1304         * copy-relocs.h: New file.
1305         * reloc.cc: Remove Copy_relocs code.
1306         * reloc.h: Likewise.
1307         * reloc-types.h (struct Reloc_types) [both versions]: Add
1308         get_reloc_addend_noerror.
1309         * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
1310         variants of add_global which take an addend which must be zero.
1311         * i386.cc: Include "copy-relocs.h".
1312         (class Target_i386): Change type of copy_relocs_ to variable,
1313         update initializer.
1314         (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
1315         Change all callers.
1316         (Target_i386::do_finalize_sections): Change handling of
1317         copy_relocs_.
1318         * sparc.cc: Include "copy-relocs.h".
1319         (class Target_sparc): Change type of copy_relocs_ to variable,
1320         update initializer.
1321         (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
1322         Change all callers.
1323         (Target_sparc::do_finalize_sections): Change handling of
1324         copy_relocs_.
1325         * x86_64.cc: Include "copy-relocs.h".
1326         (class Target_x86_64): Change type of copy_relocs_ to variable,
1327         update initializer.
1328         (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
1329         class.  Change all callers.
1330         (Target_x86_64::do_finalize_sections): Change handling of
1331         copy_relocs_.
1332         * Makefile.am (CCFILES): Add copy-relocs.cc.
1333         (HFILES): Add copy-relocs.h.
1334
1335         * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
1336
1337         * testsuite/script_test_4.sh: Permit leading zeroes.
1338
1339 2008-04-15  Ian Lance Taylor  <iant@google.com>
1340
1341         * script-sections.cc (Script_sections::create_segments): Use
1342         header_size_adjustment even when there is enough room for the
1343         headers.
1344         * testsuite/script_test_4.sh: New file.
1345         * testsuite/script_test_4.t: New file.
1346         * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
1347         (check_DATA): Add script_test_4.stdout.
1348         (MOSTLYCLEANFILES): Likewise.
1349         (script_test_4): New target.
1350         (script_test_4.stdout): New target.
1351         * testsuite/Makefile.in: Rebuild.
1352
1353         * sparc.cc: Add definitions for Output_data_plt_sparc class
1354         constants.
1355
1356 2008-04-14  David S. Miller  <davem@davemloft.net>
1357
1358         * sparc.cc: New file.
1359         * Makefile.am (TARGETSOURCES): Add sparc.cc
1360         (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
1361         * configure.tgt: Document targ_extra_size and
1362         targ_extra_big_endian.  Add entries for sparc-* and
1363         sparc64-*.
1364         * configure.ac: Handle targ_extra_size and
1365         targ_extra_big_endian.
1366         * Makefile.in: Rebuild.
1367         * configure: Likewise.
1368         * po/POTFILES.in: Likewise.
1369         * po/gold.pot: Likewise.
1370
1371 2008-04-14  Ian Lance Taylor  <iant@google.com>
1372
1373         * layout.cc (Layout::Layout): Initialize sections_are_attached_.
1374         (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
1375         in the name/type/flags to section mapping.  Don't call
1376         allocate_output_section.
1377         (Layout::choose_output_section): Change parameter from adjust_name
1378         to is_input_section.  Don't permit input sections after sections
1379         are attached to segments.  Don't call allocate_output_section.
1380         (Layout::layout_eh_frame): Call update_flags_for_input_section,
1381         not write_enable_output_section.
1382         (Layout::make_output_section): Don't push to
1383         unattached_section_list_ nor call attach_to_segment.  Call
1384         attach_section_to_segment if sections are attached.
1385         (Layout::attach_sections_to_segments): New function.
1386         (Layout::attach_section_to_segment): New function.
1387         (Layout::attach_allocated_section_to_segment): Rename from
1388         attach_to_segment.  Remove flags parameter.
1389         (Layout::allocate_output_section): Remove function.
1390         (Layout::write_enable_output_section): Remove function.
1391         * layout.h (class Layout): Update for above changes.  Add new
1392         field sections_are_attached_.
1393         * output.h (Output_section::update_flags_for_input_section): New
1394         function.
1395         * output.cc (Output_section::add_input_section): Call
1396         update_flags_for_input_section.
1397         * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
1398
1399 2008-04-11  Cary Coutant  <ccoutant@google.com>
1400
1401         * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
1402         thought unnecessary.
1403         * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
1404
1405 2008-04-11  Ian Lance Taylor  <iant@google.com>
1406
1407         * output.h (class Output_section_data): Remove inline definition
1408         of set_addralign.
1409         * output.cc (Output_section_data::set_addralign): New function.
1410
1411 2008-04-11  Cary Coutant  <ccoutant@google.com>
1412
1413         Add support for TLS descriptors for i386 and x86_64.
1414         * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
1415         (Target_i386::Relocate::tls_desc_gd_to_le): New function.
1416         (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
1417         GOT_TYPE_TLS_DESC.
1418         (Target_i386::got_mod_index_entry): Remove unnecessary code.
1419         (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
1420         R_386_TLS_DESC_CALL relocations.  Fix problem with initial-exec
1421         relocations.
1422         (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
1423         Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
1424         Fix problem with initial-exec relocations.
1425         (Target_i386::Relocate::relocate_tls): Likewise.
1426         (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
1427         relaxation.
1428         * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
1429         support for section-plus-offset dynamic table entries.
1430         * output.h (Output_data_dynamic::add_section_plus_offset): New function.
1431         (Output_data_dynamic::Dynamic_entry): Add support for
1432         section-plus-offset dynamic table entries.
1433         (Output_data_dynamic::Classification): Likewise.
1434         (Output_data_dynamic::classification_): Renamed offset_.
1435         * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
1436         (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
1437         (Target_x86_64::make_plt_section): New function.
1438         (Target_x86_64::reserve_tlsdesc_entries): New function.
1439         (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
1440         (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
1441         (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
1442         (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
1443         (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
1444         (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
1445         (Output_data_plt_x86_64::set_final_data_size): Move out of line;
1446         add extra PLT entry for TLS descriptors.
1447         (Output_data_plt_x86_64::got_): New field.
1448         (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
1449         (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
1450         fields.
1451         (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
1452         descriptors.
1453         (Target_x86_64::make_plt_entry): Factor out make_plt_section.
1454         (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
1455         (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
1456         R_386_TLS_DESC_CALL relocations.
1457         (Target_x86_64::Scan::global): Likewise.
1458         (Target_x86_64::do_finalize_sections): Add dynamic table entries
1459         for TLS descriptors.
1460         (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
1461         Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
1462         (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
1463         GD-to-IE relaxation.
1464         * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
1465         and TLS_DESCRIPTORS.
1466         * Makefile.in: Rebuild.
1467         * configure: Rebuild.
1468         * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
1469         (tls_test_shared2.so): New target.
1470         (tls_shared_gd_to_ie_test_SOURCES): New variable.
1471         (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
1472         (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
1473         (tls_shared_gd_to_ie_test_LDADD): New variable.
1474         (tls_shared_gnu2_gd_to_ie_test): New target.
1475         (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
1476         New targets.
1477         (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
1478         (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
1479         (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
1480         (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
1481         (tls_shared_gnu2_test): New target.
1482         (tls_test_gnu2_shared.so): New target.
1483         (tls_shared_gnu2_test_SOURCES): New variable.
1484         (tls_shared_gnu2_test_DEPENDENCIES): New variable.
1485         (tls_shared_gnu2_test_LDFLAGS): New variable.
1486         (tls_shared_gnu2_test_LDADD): New variable.
1487         * testsuite/Makefile.in: Rebuild.
1488         * testsuite/Makefile.
1489
1490 2008-04-11  Ian Lance Taylor  <iant@google.com>
1491
1492         * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
1493         justsyms.t.
1494         * testsuite/Makefile.in: Rebuild.
1495
1496         * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
1497         long.
1498         * testsuite/script_test_2.cc (main): Adjust test.
1499
1500 2008-04-11  David S. Miller  <davem@davemloft.net>
1501             Ian Lance Taylor  <iant@google.com>
1502
1503         * options.h (General_options): Add entries for '-Y' and
1504         '-relax'.
1505         * options.cc (General_options:finalize): If -Y was used, add those
1506         entries to the library path instead of the default "/lib" and
1507         "/usr/lib".
1508
1509 2008-04-11  David S. Miller  <davem@davemloft.net>
1510
1511         * testsuite/justsyms.t: Start at 0x100.
1512         * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
1513         * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
1514         long.
1515         * testsuite/script_test_2.cc: Adjust string and section length
1516         checks.
1517
1518 2008-04-09  Ian Lance Taylor  <iant@google.com>
1519
1520         PR gold/5996
1521         * script-sections.cc (Sections_element::allocate_to_segment): Add
1522         orphan parameter.
1523         (Output_section_definition::allocate_to_segment): Likewise.
1524         (Orphan_output_section::allocate_to_segment): Likewise.
1525         (Script_sections::attach_sections_using_phdrs_clause): Don't
1526         propagate non-PT_LOAD segments to orphan sections.
1527         * testsuite/Makefile.am (script_test_3.stdout): Generate using
1528         readelf rather than objdump.
1529         * testsuite/script_test_3.sh: Adjust accordingly.  Test that
1530         .interp section and PT_INTERP segment are the same size.
1531         * testsuite/Makefile.in: Rebuild.
1532
1533         * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
1534         aliases for symbols defined in the same object.
1535         * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
1536         (weak_alias_test_SOURCES): New variable.
1537         (weak_alias_test_DEPENDENCIES): New variable.
1538         (weak_alias_test_LDFLAGS): New variable.
1539         (weak_alias_test_LDADD): New variable.
1540         (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
1541         (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
1542         (weak_alias_test_3.o): New target.
1543         (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
1544         * testsuite/weak_alias_test_main.cc: New file.
1545         * testsuite/weak_alias_test_1.cc: New file.
1546         * testsuite/weak_alias_test_2.cc: New file.
1547         * testsuite/weak_alias_test_3.cc: New file.
1548
1549 2008-04-08  Ian Lance Taylor  <iant@google.com>
1550
1551         * options.h (class General_options): Add --noinhibit-exec option.
1552         * main.cc (main): Check --noinhibit-exec.
1553
1554         * options.h (class General_options): Define --wrap as a special
1555         option.  Add wrap_symbols_ field.
1556         (General_options::any_wrap_symbols): New function.
1557         (General_options::is_wrap_symbol): New function.
1558         * options.cc (General_options::parse_wrap): New function.
1559         (General_options::General_options): Initialize wrap_symbols_.
1560         * symtab.cc (Symbol_table::wrap_symbol): New function.
1561         (Symbol_table::add_from_object): Handle --wrap.
1562         * symtab.h (class Symbol_table): Declare wrap_symbol.
1563         * target.h (Target::wrap_char): New function.
1564         (Target::Target_info): Add wrap_char field.
1565         * i386.cc (Target_i386::i386_info): Initialize wrap_char.
1566         * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1567         * testsuite/testfile.cc (Target_test::test_target_info):
1568         Likewise.
1569
1570         * errors.cc (Errors::undefined_symbol): Mention symbol version if
1571         there is one.
1572
1573         * layout.h (class Layout): Add added_eh_frame_data_ field.
1574         * layout.cc (Layout::Layout): Initialize new field.
1575         (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
1576         output section until we find a section we merged successfully.
1577         * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
1578         that the size be non-zero.
1579
1580         * merge.cc (Object_merge_map::get_output_offset): Remove inline
1581         qualifier.
1582
1583 2008-04-08  Craig Silverstein  <csilvers@google.com>
1584
1585         * configure.ac: Export new conditional variable HAVE_ZLIB.
1586         * testsuite/Makefile.am (flagstest_o_specialfile): Condition
1587         on HAVE_ZLIB.
1588         (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
1589         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1590
1591 2008-04-07  Ian Lance Taylor  <iant@google.com>
1592
1593         * version.cc (version_string): Set to "1.5".
1594
1595         * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
1596         Add issued_non_pic_error_ field.  Declare check_non_pic.
1597         (Target_x86_64::Scan::check_non_pic): New function.
1598         (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
1599         (Target_x86_64::Scan::global): Likewise.
1600
1601         * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
1602         addend parameter.  Change caller.  Handle merge sections.
1603         (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
1604         Address to Addend.  Don't add in the result of
1605         local_section_offset, pass down the addend and use the returned
1606         value.
1607         * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
1608         Update declarations of local_section_offset and symbol_value.
1609         * testsuite/two_file_test_1.cc (t18): New function.
1610         * testsuite/two_file_test_2.cc (f18): New function.
1611         * testsuite/two_file_test_main.cc (main): Call t18.
1612         * testsuite/two_file_test.h (t18, f18): Declare.
1613
1614         * configure.ac: Don't test for objdump, c++filt, or readelf.
1615         * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
1616         conditionals.
1617         (TEST_READELF): New variable.
1618         (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
1619         (check_PROGRAMS): Add two_file_strip_test.
1620         (two_file_strip_test): New target.
1621         (check_PROGRAMS): Add two_file_same_shared_strip_test.
1622         (two_file_same_shared_strip_test_SOURCES): New variable.
1623         (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
1624         (two_file_same_shared_strip_test_LDFLAGS): New variable.
1625         (two_file_same_shared_strip_test_LDADD): New variable.
1626         (two_file_shared_strip.so): New target.
1627         (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
1628         (ver_test_5.syms, ver_test_7.syms): Likewise.
1629         (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
1630         (strip_test_3.stdout): Use TEST_OBJDUMP.
1631         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1632
1633 2008-04-04  Cary Coutant  <ccoutant@google.com>
1634
1635         * symtab.h (Symbol::is_weak_undefined): New function.
1636         (Symbol::is_strong_undefined): New function.
1637         (Symbol::is_absolute): New function.
1638         (Symbol::needs_plt_entry): Exclude weak undefined symbols.
1639         (Symbol::needs_dynamic_reloc): Exclude weak undefined and
1640         absolute symbols.
1641         * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
1642         (weak_undef_test): New target.
1643         * testsuite/Makefile.in: Rebuild.
1644         * testsuite/weak_undef_file1.cc: New file.
1645         * testsuite/weak_undef_file2.cc: New file.
1646         * testsuite/weak_undef_test.cc: New file.
1647
1648 2008-04-03  Craig Silverstein  <csilvers@google.com>
1649
1650         * compressed_output.h (class Output_compressed_section): Use
1651         unsigned buffer.
1652         * compressed_output.cc (zlib_compress): Use unsigned buffers,
1653         add zlib header.
1654         (zlib_compressed_suffix): Removed.
1655         (Output_compressed_section::set_final_data_size): Use unsigned
1656         buffers.
1657         * testsuite/Makefile.am (flagstest_compress_debug_sections):
1658         Fix linker invocation.
1659         (flagstest_o_specialfile_and_compress_debug_sections):
1660         Likewise.
1661         * testsuite/Makefile.in: Regenerated.
1662
1663 2008-04-02  David S. Miller  <davem@davemloft.net>
1664
1665         *  dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
1666         Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
1667
1668 2008-04-02  Craig Silverstein  <csilvers@google.com>
1669
1670         * TODO: New file.
1671
1672 2008-04-02  Ian Lance Taylor  <iant@google.com>
1673
1674         * fileread.cc (File_read::find_view): Add byteshift and vshifted
1675         parameters.  Update for new key type to views_.  Change all
1676         callers.
1677         (File_read::read): Adjust for byteshift in returned view.
1678         (File_read::add_view): New function, broken out of
1679         find_and_make_view.
1680         (File_read::make_view): New function, broken out of
1681         find_and_make_view.
1682         (File_read::find_or_make_view): Add offset and aligned
1683         parameters.  Rewrite accordingly.  Change all callers.
1684         (File_read::get_view): Add offset and aligned parameters.  Adjust
1685         for byteshift in return value.
1686         (File_read::get_lasting_view): Likewise.
1687         * fileread.h (class File_read): Update declarations.
1688         (class File_read::View): Add byteshift_ field.  Add byteshift to
1689         constructor.  Add byteshift method.
1690         * archive.h (Archive::clear_uncached_views): New function.
1691         (Archive::get_view): Add aligned parameter.  Change all callers.
1692         * object.h (Object::get_view): Add aligned parameter.  Change all
1693         callers.
1694         (Object::get_lasting_view): Likewise.
1695
1696         * fileread.cc (File_read::release): Don't call clear_views if
1697         there are multiple objects.
1698         * fileread.h (File_read::clear_uncached_views): New function.
1699         * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
1700         on the archive.
1701
1702 2008-03-31  Cary Coutant  <ccoutant@google.com>
1703
1704         Add thin archive support.
1705         * archive.cc (Archive::armagt): New const.
1706         (Archive::setup): Remove task parameter and calls to unlock.
1707         (Archive::unlock_nested_archives): New function.
1708         (Archive::read_header): Add nested_off parameter. Change
1709         all callers.
1710         (Archive::interpret_header): Likewise.
1711         (Archive::include_all_members): Change to handle thin
1712         archives.
1713         (Archive::include_member): Likewise.
1714         * archive.h (Archive::Archive): Add new parameters and
1715         initializers.
1716         (Archive::armagt): New const.
1717         (Archive::setup): Remove task parameter.
1718         (Archive::unlock_nested_archives): New function.
1719         (Archive::read_header): Add nested_off parameter.
1720         (Archive::interpret_header): Likewise.
1721         (Archive::Nested_archive_table): New typedef.
1722         (Archive::is_thin_archive_): New field.
1723         (Archive::nested_archives_): New field.
1724         (Archive::options_): New field.
1725         (Archive::dirpath_): New field.
1726         (Archive::task_): New field.
1727         * readsyms.cc (Read_symbols::do_read_symbols): Add check
1728         for thin archives.  Pass additional parameters to
1729         Archive::Archive.  Unlock the archive file after calling
1730         Archive::setup.
1731
1732 2008-03-29  Ian Lance Taylor  <iant@google.com>
1733
1734         * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
1735         version symbol to be local.
1736         * testsuite/ver_test_4.sh: New file.
1737         * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
1738         (check_DATA): Add ver_test_4.syms.
1739         (ver_test_4.syms): New target.
1740         * testsuite/Makefile.in: Rebuild.
1741
1742         * output.cc
1743         (Output_section::Input_section_sort_entry::has_priority): New
1744         function.
1745         (Output_section::Input_section_sort_entry::match_file_name): New
1746         function.
1747         (Output_section::Input_section_sort_entry::match_section_name):
1748         Remove.
1749         (Output_section::Input_section_sort_entry::match_section_name_prefix):
1750         Remove.
1751         (Output_section::Input_section_sort_entry::match_section_file):
1752         Remove.
1753         (Output_section::Input_section_sort_compare::operator()): Rewrite
1754         using new Input_section_sort_entry functions.  Sort crtbegin and
1755         crtend first.  Sort sections with no priority before sections with
1756         a priority.
1757         * testsuite/initpri1.c (d3): Check j != 4.
1758         (cd5): New constructor/destructor function.
1759         (main): Check j != 2.
1760
1761         * symtab.cc (Symbol_table::add_from_object): If we don't use the
1762         new symbol when resolving, don't call set_is_default.
1763         * testsuite/ver_test_7.cc: New file.
1764         * testsuite/ver_test_7.sh: New file.
1765         * testsuite/Makefile.am (ver_test_7.so): New target.
1766         (ver_test_7.o): New target.
1767         (check_SCRIPTS): Add ver_test_7.sh.
1768         (check_DATA): Add ver_test_7.syms.
1769         (ver_test_7.syms): New target.
1770
1771 2008-03-28  Ian Lance Taylor  <iant@google.com>
1772
1773         * layout.cc (Layout::layout): If we see an input section with a
1774         name that needs sorting, set the must_sort flag for the output
1775         section.
1776         (Layout::make_output_section): If the name of the output section
1777         indicates that it might require sorting, set the may_sort flag.
1778         * output.h (Output_section::may_sort_attached_input_sections): New
1779         function.
1780         (Output_section::set_may_sort_attached_input_sections): New
1781         function.
1782         (Output_section::must_sort_attached_input_sections): New
1783         function.
1784         (Output_section::set_must_sort_attached_input_sections): New
1785         function.
1786         (class Output_section): Declare Input_section_sort_entry.  Define
1787         Input_section_sort_compare.  Declare
1788         sort_attached_input_sections.  Add new fields:
1789         may_sort_attached_input_sections_,
1790         must_sort_attached_input_sections_,
1791         attached_input_sections_are_sorted_.
1792         * output.cc (Output_section::Output_section): Initialize new
1793         fields.
1794         (Output_section::add_input_section): Add an entry to
1795         input_sections_ if may_sort or must_sort are true.
1796         (Output_section::set_final_data_size): Call
1797         sort_attached_input_sections if necessary.
1798         (Output_section::Input_section_sort_entry): Define new class.
1799         (Output_section::Input_section_sort_compare::operator()): New
1800         function.
1801         (Output_section::sort_attached_input_sections): New function.
1802         * configure.ac: Check whether the compiler supports constructor
1803         priorities.  Define a CONSTRUCTOR_PRIORITY automake conditional.
1804         * testsuite/initpri1.c: New file.
1805         * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
1806         CONSTRUCTOR_PRIORITY.
1807         (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
1808         (initpri1_LDFLAGS): New variable.
1809         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1810
1811 2008-03-27  Ian Lance Taylor  <iant@google.com>
1812
1813         * common.cc (Sort_commons::operator): Correct sorting algorithm.
1814         * testsuite/common_test_1.c: New file.
1815         * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
1816         (common_test_1_SOURCES): New variable.
1817         (common_test_1_DEPENDENCIES): New variable.
1818         (common_test_1_LDFLAGS): New variable.
1819
1820         * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
1821         and commons_ correctly when NAME/VERSION does not override
1822         NAME/NULL.
1823         * testsuite/ver_test_6.c: New file.
1824         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
1825         (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
1826         (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
1827
1828 2008-03-26  Ian Lance Taylor  <iant@google.com>
1829
1830         * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
1831         of an undefined symbol from a version script.
1832         * testsuite/Makefile.am (ver_test_5.so): New target.
1833         (ver_test_5.o): New target.
1834         (check_SCRIPTS): Add ver_test_5.sh.
1835         (check_DATA): Add ver_test_5.syms.
1836         (ver_test_5.syms): New target.
1837         * testsuite/ver_test_5.cc: New file.
1838         * testsuite/ver_test_5.script: New file.
1839         * testsuite/ver_test_5.sh: New file.
1840         * Makefile.in, testsuite/Makefile.in: Rebuild.
1841
1842         PR gold/5986
1843         Fix problems building gold with gcc 4.3.0.
1844         * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
1845         (gold_error_at_location, gold_warning_at_location): Use it.
1846         * configure.ac: Check whether we can compile and use a template
1847         function with a printf attribute.
1848         * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
1849         when jumping over bytes.
1850         * object.cc: Instantiate Object::read_section_data.
1851         * debug.h: Include <cstring>
1852         * dwarf_reader.cc: Include <algorithm>
1853         * main.cc: Include <cstring>.
1854         * options.cc: Include <cstring>.
1855         * output.cc: Include <cstring>.
1856         * script.cc: Include <cstring>.
1857         * script.h: Include <string>.
1858         * symtab.cc: Include <cstring> and <algorithm>.
1859         * target-select.cc: Include <cstring>.
1860         * version.cc: Include <string>.
1861         * testsuite/testmain.cc: Include <cstdlib>.
1862         * configure, config.in: Rebuild.
1863
1864 2008-03-25  Ian Lance Taylor  <iant@google.com>
1865
1866         * options.cc: Include "../bfd/bfdver.h".
1867         (options::help): Print bug reporting address.
1868
1869         * version.cc (print_version): Adjust output for current value of
1870         BFD_VERSION_STRING.
1871
1872         * NEWS: New file.
1873
1874         * options.cc (options::help): Print list of supported targets.
1875         * target-select.h: Include <vector>.
1876         (class Target_selector): Make machine_, size_, and is_big_endian_
1877         fields const.  Add bfd_name_ and instantiated_target_ fields.
1878         (Target_selector::Target_selector): Add bfd_name parameter.
1879         (Target_selector::recognize): Make non-virtual, call
1880         do_recognize.
1881         (Target_selector::recognize_by_name): Make non-virtual, call
1882         do_recognize_by_name.
1883         (Target_selector::supported_names): New function.
1884         (Target_selector::bfd_name): New function.
1885         (Target_selector::do_instantiate_target): New pure virtual
1886         function.
1887         (Target_selector::do_recognize): New virtual function.
1888         (Target_selector::do_recognize_by_name): New virtual function.
1889         (Target_selector::instantiate_target): New private function.
1890         (supported_target_names): Declare.
1891         * target-select.cc (Target_selector::Target_selector): Update for
1892         new parameter and fields.
1893         (select_target_by_name): Check that the name matches before
1894         calling recognize_by_name.
1895         (supported_target_names): New function.
1896         * i386.cc (class Target_selector_i386): Update Target_selector
1897         constructor call.  Remove recognize and recognize_by_name.  Add
1898         do_instantiate_target.
1899         * x86_64.cc (class Target_selector_x86_64): Likewise.
1900         * testsuite/testfile.cc (class Target_selector_test): Update for
1901         changes to Target_selector.
1902
1903         * README: Rewrite, with some notes on unsupported features.
1904
1905 2008-03-24  Cary Coutant  <ccoutant@google.com>
1906
1907         * i386.cc (Target_i386::Got_type): New enum declaration.
1908         (Target_i386::Scan::local): Updated callers of Output_data_got
1909         member functions.
1910         (Target_i386::Scan::global): Likewise.
1911         (Target_i386::Relocate::relocate): Likewise.
1912         (Target_i386::Relocate::relocate_tls): Likewise.
1913         * object.h (Got_offset_list): New class.
1914         (Sized_relobj::local_has_got_offset): Added got_type parameter.
1915         (Sized_relobj::local_got_offset): Likewise.
1916         (Sized_relobj::set_local_got_offset): Likewise.
1917         (Sized_relobj::local_has_tls_got_offset): Removed.
1918         (Sized_relobj::local_tls_got_offset): Removed.
1919         (Sized_relobj::set_local_tls_got_offset): Removed.
1920         (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
1921         * output.cc (Output_data_got::add_global): Added got_type parameter.
1922         (Output_data_got::add_global_with_rel): Likewise.
1923         (Output_data_got::add_global_with_rela): Likewise.
1924         (Output_data_got::add_global_pair_with_rel): New function.
1925         (Output_data_got::add_global_pair_with_rela): New function.
1926         (Output_data_got::add_local): Added got_type parameter.
1927         (Output_data_got::add_local_with_rel): Likewise.
1928         (Output_data_got::add_local_with_rela): Likewise.
1929         (Output_data_got::add_local_pair_with_rel): New function.
1930         (Output_data_got::add_local_pair_with_rela): New function.
1931         (Output_data_got::add_global_tls): Removed.
1932         (Output_data_got::add_global_tls_with_rel): Removed.
1933         (Output_data_got::add_global_tls_with_rela): Removed.
1934         (Output_data_got::add_local_tls): Removed.
1935         (Output_data_got::add_local_tls_with_rel): Removed.
1936         (Output_data_got::add_local_tls_with_rela): Removed.
1937         * output.h (Output_data_got::add_global): Added got_type parameter.
1938         (Output_data_got::add_global_with_rel): Likewise.
1939         (Output_data_got::add_global_with_rela): Likewise.
1940         (Output_data_got::add_global_pair_with_rel): New function.
1941         (Output_data_got::add_global_pair_with_rela): New function.
1942         (Output_data_got::add_local): Added got_type parameter.
1943         (Output_data_got::add_local_with_rel): Likewise.
1944         (Output_data_got::add_local_with_rela): Likewise.
1945         (Output_data_got::add_local_pair_with_rel): New function.
1946         (Output_data_got::add_local_pair_with_rela): New function.
1947         (Output_data_got::add_global_tls): Removed.
1948         (Output_data_got::add_global_tls_with_rel): Removed.
1949         (Output_data_got::add_global_tls_with_rela): Removed.
1950         (Output_data_got::add_local_tls): Removed.
1951         (Output_data_got::add_local_tls_with_rel): Removed.
1952         (Output_data_got::add_local_tls_with_rela): Removed.
1953         * resolve.cc (Symbol::override_base_with_special): Removed
1954         reference to has_got_offset_ field.
1955         * symtab.cc (Symbol::init_fields): Replaced initialization
1956         of got_offset_ with got_offsets_.  Removed initialization
1957         of has_got_offset_
1958         * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
1959         (Symbol::got_offset): Likewise.
1960         (Symbol::set_got_offset): Likewise.
1961         (Symbol::has_tls_got_offset): Removed.
1962         (Symbol::tls_got_offset): Removed.
1963         (Symbol::set_tls_got_offset): Removed.
1964         (Symbol::got_offset_): Removed.
1965         (Symbol::tls_mod_got_offset_): Removed.
1966         (Symbol::tls_pair_got_offset_): Removed.
1967         (Symbol::got_offsets_): New field.
1968         (Symbol::has_got_offset): Removed.
1969         (Symbol::has_tls_mod_got_offset): Removed.
1970         (Symbol::has_tls_pair_got_offset): Removed.
1971         * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
1972         (Target_x86_64::Scan::local): Updated callers of Output_data_got
1973         member functions.
1974         (Target_x86_64::Scan::global): Likewise.
1975         (Target_x86_64::Relocate::relocate): Likewise.
1976         (Target_x86_64::Relocate::relocate_tls): Likewise.
1977
1978 2008-03-25  Ben Elliston  <bje@au.ibm.com>
1979
1980         * yyscript.y: Fix spelling error in comment.
1981
1982 2008-03-24  Ian Lance Taylor  <iant@google.com>
1983
1984         * options.h (class General_options): Define build_id option.
1985         * layout.h (class Layout): Declare write_build_id, create_note,
1986         create_build_id.  Add build_id_note_ member.
1987         * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
1988         "libiberty.h", "md5.h", "sha1.h".
1989         (Layout::Layout): Initialize eh_frame_data_,
1990         eh_frame_hdr_section_, and build_id_note_.
1991         (Layout::finalize): Call create_build_id.
1992         (Layout::create_note): New function, broken out of
1993         Layout::create_gold_note.
1994         (Layout::create_gold_note): Call create_note.
1995         (Layout::create_build_id): New function.
1996         (Layout::write_build_id): New function.
1997         (Close_task_runner::run): Call write_build_id.
1998
1999         * x86_64.cc: Correct license to GPLv3.
2000
2001 2008-03-23  Ian Lance Taylor  <iant@google.com>
2002
2003         * options.cc: Include "demangle.h".
2004         (parse_optional_string): New function.
2005         (parse_long_option): Handle takes_optional_argument.
2006         (parse_short_option): Update dash_z initializer.  Handle
2007         takes_optional_argument.
2008         (General_options::General_options): Initialize do_demangle_.
2009         (General_options::finalize): Set do_demangle_.  Handle demangling
2010         style.
2011         * options.h (parse_optional_string): Declare.
2012         (struct One_option): Add optional_arg field.  Update constructor.
2013         Update call constructor calls.  Add takes_optional_argument
2014         function.
2015         (DEFINE_var): Add optional_arg__ parameter.  Change all callers.
2016         (DEFINE_optional_string): Define.
2017         (General_options::demangle): Change from DEFINE_bool to
2018         DEFINE_optional_string.
2019         (General_options::no_demangle): New function.
2020         (General_options::do_demangle): New function.
2021         (General_options::set_do_demangle): New function.
2022         (General_options::execstack_status_): Move definition to end of
2023         class definition.
2024         (General_options::static_): Likewise.
2025         (General_options::do_demangle_): New field.
2026         * object.cc (big_endian>::get_symbol_location_info): Call
2027         Options::do_demangle, not Options::demangle.
2028         * symtab.cc (demangle): Likewise.
2029
2030 2008-03-22  Ian Lance Taylor  <iant@google.com>
2031
2032         * gold.h: Include <cstddef> and <sys/types.h>
2033         * options.h: Include <cstring>.
2034
2035 2008-03-21  Ian Lance Taylor  <iant@google.com>
2036
2037         * Added source code to GNU binutils.
2038