gold/ChangeLog

   1 2008-04-08  Ian Lance Taylor  <iant@google.com>
   2
   3         * options.h (class General_options): Define --wrap as a special
   4         option.  Add wrap_symbols_ field.
   5         (General_options::any_wrap_symbols): New function.
   6         (General_options::is_wrap_symbol): New function.
   7         * options.cc (General_options::parse_wrap): New function.
   8         (General_options::General_options): Initialize wrap_symbols_.
   9         * symtab.cc (Symbol_table::wrap_symbol): New function.
  10         (Symbol_table::add_from_object): Handle --wrap.
  11         * symtab.h (class Symbol_table): Declare wrap_symbol.
  12         * target.h (Target::wrap_char): New function.
  13         (Target::Target_info): Add wrap_char field.
  14         * i386.cc (Target_i386::i386_info): Initialize wrap_char.
  15         * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
  16         * testsuite/testfile.cc (Target_test::test_target_info):
  17         Likewise.
  18
  19         * errors.cc (Errors::undefined_symbol): Mention symbol version if
  20         there is one.
  21
  22         * layout.h (class Layout): Add added_eh_frame_data_ field.
  23         * layout.cc (Layout::Layout): Initialize new field.
  24         (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
  25         output section until we find a section we merged successfully.
  26         * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
  27         that the size be non-zero.
  28
  29         * merge.cc (Object_merge_map::get_output_offset): Remove inline
  30         qualifier.
  31
  32 2008-04-08  Craig Silverstein  <csilvers@google.com>
  33
  34         * configure.ac: Export new conditional variable HAVE_ZLIB.
  35         * testsuite/Makefile.am (flagstest_o_specialfile): Condition
  36         on HAVE_ZLIB.
  37         (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
  38         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
  39
  40 2008-04-07  Ian Lance Taylor  <iant@google.com>
  41
  42         * version.cc (version_string): Set to "1.5".
  43
  44         * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
  45         Add issued_non_pic_error_ field.  Declare check_non_pic.
  46         (Target_x86_64::Scan::check_non_pic): New function.
  47         (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
  48         (Target_x86_64::Scan::global): Likewise.
  49
  50         * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
  51         addend parameter.  Change caller.  Handle merge sections.
  52         (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
  53         Address to Addend.  Don't add in the result of
  54         local_section_offset, pass down the addend and use the returned
  55         value.
  56         * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
  57         Update declarations of local_section_offset and symbol_value.
  58         * testsuite/two_file_test_1.cc (t18): New function.
  59         * testsuite/two_file_test_2.cc (f18): New function.
  60         * testsuite/two_file_test_main.cc (main): Call t18.
  61         * testsuite/two_file_test.h (t18, f18): Declare.
  62
  63         * configure.ac: Don't test for objdump, c++filt, or readelf.
  64         * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
  65         conditionals.
  66         (TEST_READELF): New variable.
  67         (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
  68         (check_PROGRAMS): Add two_file_strip_test.
  69         (two_file_strip_test): New target.
  70         (check_PROGRAMS): Add two_file_same_shared_strip_test.
  71         (two_file_same_shared_strip_test_SOURCES): New variable.
  72         (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
  73         (two_file_same_shared_strip_test_LDFLAGS): New variable.
  74         (two_file_same_shared_strip_test_LDADD): New variable.
  75         (two_file_shared_strip.so): New target.
  76         (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
  77         (ver_test_5.syms, ver_test_7.syms): Likewise.
  78         (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
  79         (strip_test_3.stdout): Use TEST_OBJDUMP.
  80         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
  81
  82 2008-04-04  Cary Coutant  <ccoutant@google.com>
  83
  84         * symtab.h (Symbol::is_weak_undefined): New function.
  85         (Symbol::is_strong_undefined): New function.
  86         (Symbol::is_absolute): New function.
  87         (Symbol::needs_plt_entry): Exclude weak undefined symbols.
  88         (Symbol::needs_dynamic_reloc): Exclude weak undefined and
  89         absolute symbols.
  90         * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
  91         (weak_undef_test): New target.
  92         * testsuite/Makefile.in: Rebuild.
  93         * testsuite/weak_undef_file1.cc: New file.
  94         * testsuite/weak_undef_file2.cc: New file.
  95         * testsuite/weak_undef_test.cc: New file.
  96
  97 2008-04-03  Craig Silverstein  <csilvers@google.com>
  98
  99         * compressed_output.h (class Output_compressed_section): Use
 100         unsigned buffer.
 101         * compressed_output.cc (zlib_compress): Use unsigned buffers,
 102         add zlib header.
 103         (zlib_compressed_suffix): Removed.
 104         (Output_compressed_section::set_final_data_size): Use unsigned
 105         buffers.
 106         * testsuite/Makefile.am (flagstest_compress_debug_sections):
 107         Fix linker invocation.
 108         (flagstest_o_specialfile_and_compress_debug_sections):
 109         Likewise.
 110         * testsuite/Makefile.in: Regenerated.
 111
 112 2008-04-02  David S. Miller  <davem@davemloft.net>
 113
 114         *  dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
 115         Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
 116
 117 2008-04-02  Craig Silverstein  <csilvers@google.com>
 118
 119         * TODO: New file.
 120
 121 2008-04-02  Ian Lance Taylor  <iant@google.com>
 122
 123         * fileread.cc (File_read::find_view): Add byteshift and vshifted
 124         parameters.  Update for new key type to views_.  Change all
 125         callers.
 126         (File_read::read): Adjust for byteshift in returned view.
 127         (File_read::add_view): New function, broken out of
 128         find_and_make_view.
 129         (File_read::make_view): New function, broken out of
 130         find_and_make_view.
 131         (File_read::find_or_make_view): Add offset and aligned
 132         parameters.  Rewrite accordingly.  Change all callers.
 133         (File_read::get_view): Add offset and aligned parameters.  Adjust
 134         for byteshift in return value.
 135         (File_read::get_lasting_view): Likewise.
 136         * fileread.h (class File_read): Update declarations.
 137         (class File_read::View): Add byteshift_ field.  Add byteshift to
 138         constructor.  Add byteshift method.
 139         * archive.h (Archive::clear_uncached_views): New function.
 140         (Archive::get_view): Add aligned parameter.  Change all callers.
 141         * object.h (Object::get_view): Add aligned parameter.  Change all
 142         callers.
 143         (Object::get_lasting_view): Likewise.
 144
 145         * fileread.cc (File_read::release): Don't call clear_views if
 146         there are multiple objects.
 147         * fileread.h (File_read::clear_uncached_views): New function.
 148         * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
 149         on the archive.
 150
 151 2008-03-31  Cary Coutant  <ccoutant@google.com>
 152
 153         Add thin archive support.
 154         * archive.cc (Archive::armagt): New const.
 155         (Archive::setup): Remove task parameter and calls to unlock.
 156         (Archive::unlock_nested_archives): New function.
 157         (Archive::read_header): Add nested_off parameter. Change
 158         all callers.
 159         (Archive::interpret_header): Likewise.
 160         (Archive::include_all_members): Change to handle thin
 161         archives.
 162         (Archive::include_member): Likewise.
 163         * archive.h (Archive::Archive): Add new parameters and
 164         initializers.
 165         (Archive::armagt): New const.
 166         (Archive::setup): Remove task parameter.
 167         (Archive::unlock_nested_archives): New function.
 168         (Archive::read_header): Add nested_off parameter.
 169         (Archive::interpret_header): Likewise.
 170         (Archive::Nested_archive_table): New typedef.
 171         (Archive::is_thin_archive_): New field.
 172         (Archive::nested_archives_): New field.
 173         (Archive::options_): New field.
 174         (Archive::dirpath_): New field.
 175         (Archive::task_): New field.
 176         * readsyms.cc (Read_symbols::do_read_symbols): Add check
 177         for thin archives.  Pass additional parameters to
 178         Archive::Archive.  Unlock the archive file after calling
 179         Archive::setup.
 180
 181 2008-03-29  Ian Lance Taylor  <iant@google.com>
 182
 183         * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
 184         version symbol to be local.
 185         * testsuite/ver_test_4.sh: New file.
 186         * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
 187         (check_DATA): Add ver_test_4.syms.
 188         (ver_test_4.syms): New target.
 189         * testsuite/Makefile.in: Rebuild.
 190
 191         * output.cc
 192         (Output_section::Input_section_sort_entry::has_priority): New
 193         function.
 194         (Output_section::Input_section_sort_entry::match_file_name): New
 195         function.
 196         (Output_section::Input_section_sort_entry::match_section_name):
 197         Remove.
 198         (Output_section::Input_section_sort_entry::match_section_name_prefix):
 199         Remove.
 200         (Output_section::Input_section_sort_entry::match_section_file):
 201         Remove.
 202         (Output_section::Input_section_sort_compare::operator()): Rewrite
 203         using new Input_section_sort_entry functions.  Sort crtbegin and
 204         crtend first.  Sort sections with no priority before sections with
 205         a priority.
 206         * testsuite/initpri1.c (d3): Check j != 4.
 207         (cd5): New constructor/destructor function.
 208         (main): Check j != 2.
 209
 210         * symtab.cc (Symbol_table::add_from_object): If we don't use the
 211         new symbol when resolving, don't call set_is_default.
 212         * testsuite/ver_test_7.cc: New file.
 213         * testsuite/ver_test_7.sh: New file.
 214         * testsuite/Makefile.am (ver_test_7.so): New target.
 215         (ver_test_7.o): New target.
 216         (check_SCRIPTS): Add ver_test_7.sh.
 217         (check_DATA): Add ver_test_7.syms.
 218         (ver_test_7.syms): New target.
 219
 220 2008-03-28  Ian Lance Taylor  <iant@google.com>
 221
 222         * layout.cc (Layout::layout): If we see an input section with a
 223         name that needs sorting, set the must_sort flag for the output
 224         section.
 225         (Layout::make_output_section): If the name of the output section
 226         indicates that it might require sorting, set the may_sort flag.
 227         * output.h (Output_section::may_sort_attached_input_sections): New
 228         function.
 229         (Output_section::set_may_sort_attached_input_sections): New
 230         function.
 231         (Output_section::must_sort_attached_input_sections): New
 232         function.
 233         (Output_section::set_must_sort_attached_input_sections): New
 234         function.
 235         (class Output_section): Declare Input_section_sort_entry.  Define
 236         Input_section_sort_compare.  Declare
 237         sort_attached_input_sections.  Add new fields:
 238         may_sort_attached_input_sections_,
 239         must_sort_attached_input_sections_,
 240         attached_input_sections_are_sorted_.
 241         * output.cc (Output_section::Output_section): Initialize new
 242         fields.
 243         (Output_section::add_input_section): Add an entry to
 244         input_sections_ if may_sort or must_sort are true.
 245         (Output_section::set_final_data_size): Call
 246         sort_attached_input_sections if necessary.
 247         (Output_section::Input_section_sort_entry): Define new class.
 248         (Output_section::Input_section_sort_compare::operator()): New
 249         function.
 250         (Output_section::sort_attached_input_sections): New function.
 251         * configure.ac: Check whether the compiler supports constructor
 252         priorities.  Define a CONSTRUCTOR_PRIORITY automake conditional.
 253         * testsuite/initpri1.c: New file.
 254         * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
 255         CONSTRUCTOR_PRIORITY.
 256         (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
 257         (initpri1_LDFLAGS): New variable.
 258         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
 259
 260 2008-03-27  Ian Lance Taylor  <iant@google.com>
 261
 262         * common.cc (Sort_commons::operator): Correct sorting algorithm.
 263         * testsuite/common_test_1.c: New file.
 264         * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
 265         (common_test_1_SOURCES): New variable.
 266         (common_test_1_DEPENDENCIES): New variable.
 267         (common_test_1_LDFLAGS): New variable.
 268
 269         * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
 270         and commons_ correctly when NAME/VERSION does not override
 271         NAME/NULL.
 272         * testsuite/ver_test_6.c: New file.
 273         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
 274         (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
 275         (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
 276
 277 2008-03-26  Ian Lance Taylor  <iant@google.com>
 278
 279         * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
 280         of an undefined symbol from a version script.
 281         * testsuite/Makefile.am (ver_test_5.so): New target.
 282         (ver_test_5.o): New target.
 283         (check_SCRIPTS): Add ver_test_5.sh.
 284         (check_DATA): Add ver_test_5.syms.
 285         (ver_test_5.syms): New target.
 286         * testsuite/ver_test_5.cc: New file.
 287         * testsuite/ver_test_5.script: New file.
 288         * testsuite/ver_test_5.sh: New file.
 289         * Makefile.in, testsuite/Makefile.in: Rebuild.
 290
 291         PR gold/5986
 292         Fix problems building gold with gcc 4.3.0.
 293         * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
 294         (gold_error_at_location, gold_warning_at_location): Use it.
 295         * configure.ac: Check whether we can compile and use a template
 296         function with a printf attribute.
 297         * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
 298         when jumping over bytes.
 299         * object.cc: Instantiate Object::read_section_data.
 300         * debug.h: Include <cstring>
 301         * dwarf_reader.cc: Include <algorithm>
 302         * main.cc: Include <cstring>.
 303         * options.cc: Include <cstring>.
 304         * output.cc: Include <cstring>.
 305         * script.cc: Include <cstring>.
 306         * script.h: Include <string>.
 307         * symtab.cc: Include <cstring> and <algorithm>.
 308         * target-select.cc: Include <cstring>.
 309         * version.cc: Include <string>.
 310         * testsuite/testmain.cc: Include <cstdlib>.
 311         * configure, config.in: Rebuild.
 312
 313 2008-03-25  Ian Lance Taylor  <iant@google.com>
 314
 315         * options.cc: Include "../bfd/bfdver.h".
 316         (options::help): Print bug reporting address.
 317
 318         * version.cc (print_version): Adjust output for current value of
 319         BFD_VERSION_STRING.
 320
 321         * NEWS: New file.
 322
 323         * options.cc (options::help): Print list of supported targets.
 324         * target-select.h: Include <vector>.
 325         (class Target_selector): Make machine_, size_, and is_big_endian_
 326         fields const.  Add bfd_name_ and instantiated_target_ fields.
 327         (Target_selector::Target_selector): Add bfd_name parameter.
 328         (Target_selector::recognize): Make non-virtual, call
 329         do_recognize.
 330         (Target_selector::recognize_by_name): Make non-virtual, call
 331         do_recognize_by_name.
 332         (Target_selector::supported_names): New function.
 333         (Target_selector::bfd_name): New function.
 334         (Target_selector::do_instantiate_target): New pure virtual
 335         function.
 336         (Target_selector::do_recognize): New virtual function.
 337         (Target_selector::do_recognize_by_name): New virtual function.
 338         (Target_selector::instantiate_target): New private function.
 339         (supported_target_names): Declare.
 340         * target-select.cc (Target_selector::Target_selector): Update for
 341         new parameter and fields.
 342         (select_target_by_name): Check that the name matches before
 343         calling recognize_by_name.
 344         (supported_target_names): New function.
 345         * i386.cc (class Target_selector_i386): Update Target_selector
 346         constructor call.  Remove recognize and recognize_by_name.  Add
 347         do_instantiate_target.
 348         * x86_64.cc (class Target_selector_x86_64): Likewise.
 349         * testsuite/testfile.cc (class Target_selector_test): Update for
 350         changes to Target_selector.
 351
 352         * README: Rewrite, with some notes on unsupported features.
 353
 354 2008-03-24  Cary Coutant  <ccoutant@google.com>
 355
 356         * i386.cc (Target_i386::Got_type): New enum declaration.
 357         (Target_i386::Scan::local): Updated callers of Output_data_got
 358         member functions.
 359         (Target_i386::Scan::global): Likewise.
 360         (Target_i386::Relocate::relocate): Likewise.
 361         (Target_i386::Relocate::relocate_tls): Likewise.
 362         * object.h (Got_offset_list): New class.
 363         (Sized_relobj::local_has_got_offset): Added got_type parameter.
 364         (Sized_relobj::local_got_offset): Likewise.
 365         (Sized_relobj::set_local_got_offset): Likewise.
 366         (Sized_relobj::local_has_tls_got_offset): Removed.
 367         (Sized_relobj::local_tls_got_offset): Removed.
 368         (Sized_relobj::set_local_tls_got_offset): Removed.
 369         (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
 370         * output.cc (Output_data_got::add_global): Added got_type parameter.
 371         (Output_data_got::add_global_with_rel): Likewise.
 372         (Output_data_got::add_global_with_rela): Likewise.
 373         (Output_data_got::add_global_pair_with_rel): New function.
 374         (Output_data_got::add_global_pair_with_rela): New function.
 375         (Output_data_got::add_local): Added got_type parameter.
 376         (Output_data_got::add_local_with_rel): Likewise.
 377         (Output_data_got::add_local_with_rela): Likewise.
 378         (Output_data_got::add_local_pair_with_rel): New function.
 379         (Output_data_got::add_local_pair_with_rela): New function.
 380         (Output_data_got::add_global_tls): Removed.
 381         (Output_data_got::add_global_tls_with_rel): Removed.
 382         (Output_data_got::add_global_tls_with_rela): Removed.
 383         (Output_data_got::add_local_tls): Removed.
 384         (Output_data_got::add_local_tls_with_rel): Removed.
 385         (Output_data_got::add_local_tls_with_rela): Removed.
 386         * output.h (Output_data_got::add_global): Added got_type parameter.
 387         (Output_data_got::add_global_with_rel): Likewise.
 388         (Output_data_got::add_global_with_rela): Likewise.
 389         (Output_data_got::add_global_pair_with_rel): New function.
 390         (Output_data_got::add_global_pair_with_rela): New function.
 391         (Output_data_got::add_local): Added got_type parameter.
 392         (Output_data_got::add_local_with_rel): Likewise.
 393         (Output_data_got::add_local_with_rela): Likewise.
 394         (Output_data_got::add_local_pair_with_rel): New function.
 395         (Output_data_got::add_local_pair_with_rela): New function.
 396         (Output_data_got::add_global_tls): Removed.
 397         (Output_data_got::add_global_tls_with_rel): Removed.
 398         (Output_data_got::add_global_tls_with_rela): Removed.
 399         (Output_data_got::add_local_tls): Removed.
 400         (Output_data_got::add_local_tls_with_rel): Removed.
 401         (Output_data_got::add_local_tls_with_rela): Removed.
 402         * resolve.cc (Symbol::override_base_with_special): Removed
 403         reference to has_got_offset_ field.
 404         * symtab.cc (Symbol::init_fields): Replaced initialization
 405         of got_offset_ with got_offsets_.  Removed initialization
 406         of has_got_offset_
 407         * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
 408         (Symbol::got_offset): Likewise.
 409         (Symbol::set_got_offset): Likewise.
 410         (Symbol::has_tls_got_offset): Removed.
 411         (Symbol::tls_got_offset): Removed.
 412         (Symbol::set_tls_got_offset): Removed.
 413         (Symbol::got_offset_): Removed.
 414         (Symbol::tls_mod_got_offset_): Removed.
 415         (Symbol::tls_pair_got_offset_): Removed.
 416         (Symbol::got_offsets_): New field.
 417         (Symbol::has_got_offset): Removed.
 418         (Symbol::has_tls_mod_got_offset): Removed.
 419         (Symbol::has_tls_pair_got_offset): Removed.
 420         * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
 421         (Target_x86_64::Scan::local): Updated callers of Output_data_got
 422         member functions.
 423         (Target_x86_64::Scan::global): Likewise.
 424         (Target_x86_64::Relocate::relocate): Likewise.
 425         (Target_x86_64::Relocate::relocate_tls): Likewise.
 426
 427 2008-03-25  Ben Elliston  <bje@au.ibm.com>
 428
 429         * yyscript.y: Fix spelling error in comment.
 430
 431 2008-03-24  Ian Lance Taylor  <iant@google.com>
 432
 433         * options.h (class General_options): Define build_id option.
 434         * layout.h (class Layout): Declare write_build_id, create_note,
 435         create_build_id.  Add build_id_note_ member.
 436         * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
 437         "libiberty.h", "md5.h", "sha1.h".
 438         (Layout::Layout): Initialize eh_frame_data_,
 439         eh_frame_hdr_section_, and build_id_note_.
 440         (Layout::finalize): Call create_build_id.
 441         (Layout::create_note): New function, broken out of
 442         Layout::create_gold_note.
 443         (Layout::create_gold_note): Call create_note.
 444         (Layout::create_build_id): New function.
 445         (Layout::write_build_id): New function.
 446         (Close_task_runner::run): Call write_build_id.
 447
 448         * x86_64.cc: Correct license to GPLv3.
 449
 450 2008-03-23  Ian Lance Taylor  <iant@google.com>
 451
 452         * options.cc: Include "demangle.h".
 453         (parse_optional_string): New function.
 454         (parse_long_option): Handle takes_optional_argument.
 455         (parse_short_option): Update dash_z initializer.  Handle
 456         takes_optional_argument.
 457         (General_options::General_options): Initialize do_demangle_.
 458         (General_options::finalize): Set do_demangle_.  Handle demangling
 459         style.
 460         * options.h (parse_optional_string): Declare.
 461         (struct One_option): Add optional_arg field.  Update constructor.
 462         Update call constructor calls.  Add takes_optional_argument
 463         function.
 464         (DEFINE_var): Add optional_arg__ parameter.  Change all callers.
 465         (DEFINE_optional_string): Define.
 466         (General_options::demangle): Change from DEFINE_bool to
 467         DEFINE_optional_string.
 468         (General_options::no_demangle): New function.
 469         (General_options::do_demangle): New function.
 470         (General_options::set_do_demangle): New function.
 471         (General_options::execstack_status_): Move definition to end of
 472         class definition.
 473         (General_options::static_): Likewise.
 474         (General_options::do_demangle_): New field.
 475         * object.cc (big_endian>::get_symbol_location_info): Call
 476         Options::do_demangle, not Options::demangle.
 477         * symtab.cc (demangle): Likewise.
 478
 479 2008-03-22  Ian Lance Taylor  <iant@google.com>
 480
 481         * gold.h: Include <cstddef> and <sys/types.h>
 482         * options.h: Include <cstring>.
 483
 484 2008-03-21  Ian Lance Taylor  <iant@google.com>
 485
 486         * Added source code to GNU binutils.
 487