gold/ChangeLog

   1 2008-04-11  Ian Lance Taylor  <iant@google.com>
   2
   3         * output.h (class Output_section_data): Remove inline definition
   4         of set_addralign.
   5         * output.cc (Output_section_data::set_addralign): New function.
   6
   7 2008-04-11  Cary Coutant  <ccoutant@google.com>
   8
   9         Add support for TLS descriptors for i386 and x86_64.
  10         * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
  11         (Target_i386::Relocate::tls_desc_gd_to_le): New function.
  12         (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
  13         GOT_TYPE_TLS_DESC.
  14         (Target_i386::got_mod_index_entry): Remove unnecessary code.
  15         (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
  16         R_386_TLS_DESC_CALL relocations.  Fix problem with initial-exec
  17         relocations.
  18         (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
  19         Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
  20         Fix problem with initial-exec relocations.
  21         (Target_i386::Relocate::relocate_tls): Likewise.
  22         (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
  23         relaxation.
  24         * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
  25         support for section-plus-offset dynamic table entries.
  26         * output.h (Output_data_dynamic::add_section_plus_offset): New function.
  27         (Output_data_dynamic::Dynamic_entry): Add support for
  28         section-plus-offset dynamic table entries.
  29         (Output_data_dynamic::Classification): Likewise.
  30         (Output_data_dynamic::classification_): Renamed offset_.
  31         * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
  32         (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
  33         (Target_x86_64::make_plt_section): New function.
  34         (Target_x86_64::reserve_tlsdesc_entries): New function.
  35         (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
  36         (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
  37         (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
  38         (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
  39         (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
  40         (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
  41         (Output_data_plt_x86_64::set_final_data_size): Move out of line;
  42         add extra PLT entry for TLS descriptors.
  43         (Output_data_plt_x86_64::got_): New field.
  44         (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
  45         (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
  46         fields.
  47         (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
  48         descriptors.
  49         (Target_x86_64::make_plt_entry): Factor out make_plt_section.
  50         (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
  51         (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
  52         R_386_TLS_DESC_CALL relocations.
  53         (Target_x86_64::Scan::global): Likewise.
  54         (Target_x86_64::do_finalize_sections): Add dynamic table entries
  55         for TLS descriptors.
  56         (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
  57         Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
  58         (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
  59         GD-to-IE relaxation.
  60         * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
  61         and TLS_DESCRIPTORS.
  62         * Makefile.in: Rebuild.
  63         * configure: Rebuild.
  64         * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
  65         (tls_test_shared2.so): New target.
  66         (tls_shared_gd_to_ie_test_SOURCES): New variable.
  67         (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
  68         (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
  69         (tls_shared_gd_to_ie_test_LDADD): New variable.
  70         (tls_shared_gnu2_gd_to_ie_test): New target.
  71         (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
  72         New targets.
  73         (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
  74         (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
  75         (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
  76         (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
  77         (tls_shared_gnu2_test): New target.
  78         (tls_test_gnu2_shared.so): New target.
  79         (tls_shared_gnu2_test_SOURCES): New variable.
  80         (tls_shared_gnu2_test_DEPENDENCIES): New variable.
  81         (tls_shared_gnu2_test_LDFLAGS): New variable.
  82         (tls_shared_gnu2_test_LDADD): New variable.
  83         * testsuite/Makefile.in: Rebuild.
  84         * testsuite/Makefile.
  85
  86 2008-04-11  Ian Lance Taylor  <iant@google.com>
  87
  88         * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
  89         justsyms.t.
  90         * testsuite/Makefile.in: Rebuild.
  91
  92         * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
  93         long.
  94         * testsuite/script_test_2.cc (main): Adjust test.
  95
  96 2008-04-11  David S. Miller  <davem@davemloft.net>
  97             Ian Lance Taylor  <iant@google.com>
  98
  99         * options.h (General_options): Add entries for '-Y' and
 100         '-relax'.
 101         * options.cc (General_options:finalize): If -Y was used, add those
 102         entries to the library path instead of the default "/lib" and
 103         "/usr/lib".
 104
 105 2008-04-11  David S. Miller  <davem@davemloft.net>
 106
 107         * testsuite/justsyms.t: Start at 0x100.
 108         * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
 109         * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
 110         long.
 111         * testsuite/script_test_2.cc: Adjust string and section length
 112         checks.
 113
 114 2008-04-09  Ian Lance Taylor  <iant@google.com>
 115
 116         PR gold/5996
 117         * script-sections.cc (Sections_element::allocate_to_segment): Add
 118         orphan parameter.
 119         (Output_section_definition::allocate_to_segment): Likewise.
 120         (Orphan_output_section::allocate_to_segment): Likewise.
 121         (Script_sections::attach_sections_using_phdrs_clause): Don't
 122         propagate non-PT_LOAD segments to orphan sections.
 123         * testsuite/Makefile.am (script_test_3.stdout): Generate using
 124         readelf rather than objdump.
 125         * testsuite/script_test_3.sh: Adjust accordingly.  Test that
 126         .interp section and PT_INTERP segment are the same size.
 127         * testsuite/Makefile.in: Rebuild.
 128
 129         * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
 130         aliases for symbols defined in the same object.
 131         * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
 132         (weak_alias_test_SOURCES): New variable.
 133         (weak_alias_test_DEPENDENCIES): New variable.
 134         (weak_alias_test_LDFLAGS): New variable.
 135         (weak_alias_test_LDADD): New variable.
 136         (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
 137         (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
 138         (weak_alias_test_3.o): New target.
 139         (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
 140         * testsuite/weak_alias_test_main.cc: New file.
 141         * testsuite/weak_alias_test_1.cc: New file.
 142         * testsuite/weak_alias_test_2.cc: New file.
 143         * testsuite/weak_alias_test_3.cc: New file.
 144
 145 2008-04-08  Ian Lance Taylor  <iant@google.com>
 146
 147         * options.h (class General_options): Add --noinhibit-exec option.
 148         * main.cc (main): Check --noinhibit-exec.
 149
 150         * options.h (class General_options): Define --wrap as a special
 151         option.  Add wrap_symbols_ field.
 152         (General_options::any_wrap_symbols): New function.
 153         (General_options::is_wrap_symbol): New function.
 154         * options.cc (General_options::parse_wrap): New function.
 155         (General_options::General_options): Initialize wrap_symbols_.
 156         * symtab.cc (Symbol_table::wrap_symbol): New function.
 157         (Symbol_table::add_from_object): Handle --wrap.
 158         * symtab.h (class Symbol_table): Declare wrap_symbol.
 159         * target.h (Target::wrap_char): New function.
 160         (Target::Target_info): Add wrap_char field.
 161         * i386.cc (Target_i386::i386_info): Initialize wrap_char.
 162         * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
 163         * testsuite/testfile.cc (Target_test::test_target_info):
 164         Likewise.
 165
 166         * errors.cc (Errors::undefined_symbol): Mention symbol version if
 167         there is one.
 168
 169         * layout.h (class Layout): Add added_eh_frame_data_ field.
 170         * layout.cc (Layout::Layout): Initialize new field.
 171         (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
 172         output section until we find a section we merged successfully.
 173         * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
 174         that the size be non-zero.
 175
 176         * merge.cc (Object_merge_map::get_output_offset): Remove inline
 177         qualifier.
 178
 179 2008-04-08  Craig Silverstein  <csilvers@google.com>
 180
 181         * configure.ac: Export new conditional variable HAVE_ZLIB.
 182         * testsuite/Makefile.am (flagstest_o_specialfile): Condition
 183         on HAVE_ZLIB.
 184         (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
 185         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
 186
 187 2008-04-07  Ian Lance Taylor  <iant@google.com>
 188
 189         * version.cc (version_string): Set to "1.5".
 190
 191         * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
 192         Add issued_non_pic_error_ field.  Declare check_non_pic.
 193         (Target_x86_64::Scan::check_non_pic): New function.
 194         (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
 195         (Target_x86_64::Scan::global): Likewise.
 196
 197         * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
 198         addend parameter.  Change caller.  Handle merge sections.
 199         (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
 200         Address to Addend.  Don't add in the result of
 201         local_section_offset, pass down the addend and use the returned
 202         value.
 203         * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
 204         Update declarations of local_section_offset and symbol_value.
 205         * testsuite/two_file_test_1.cc (t18): New function.
 206         * testsuite/two_file_test_2.cc (f18): New function.
 207         * testsuite/two_file_test_main.cc (main): Call t18.
 208         * testsuite/two_file_test.h (t18, f18): Declare.
 209
 210         * configure.ac: Don't test for objdump, c++filt, or readelf.
 211         * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
 212         conditionals.
 213         (TEST_READELF): New variable.
 214         (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
 215         (check_PROGRAMS): Add two_file_strip_test.
 216         (two_file_strip_test): New target.
 217         (check_PROGRAMS): Add two_file_same_shared_strip_test.
 218         (two_file_same_shared_strip_test_SOURCES): New variable.
 219         (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
 220         (two_file_same_shared_strip_test_LDFLAGS): New variable.
 221         (two_file_same_shared_strip_test_LDADD): New variable.
 222         (two_file_shared_strip.so): New target.
 223         (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
 224         (ver_test_5.syms, ver_test_7.syms): Likewise.
 225         (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
 226         (strip_test_3.stdout): Use TEST_OBJDUMP.
 227         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
 228
 229 2008-04-04  Cary Coutant  <ccoutant@google.com>
 230
 231         * symtab.h (Symbol::is_weak_undefined): New function.
 232         (Symbol::is_strong_undefined): New function.
 233         (Symbol::is_absolute): New function.
 234         (Symbol::needs_plt_entry): Exclude weak undefined symbols.
 235         (Symbol::needs_dynamic_reloc): Exclude weak undefined and
 236         absolute symbols.
 237         * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
 238         (weak_undef_test): New target.
 239         * testsuite/Makefile.in: Rebuild.
 240         * testsuite/weak_undef_file1.cc: New file.
 241         * testsuite/weak_undef_file2.cc: New file.
 242         * testsuite/weak_undef_test.cc: New file.
 243
 244 2008-04-03  Craig Silverstein  <csilvers@google.com>
 245
 246         * compressed_output.h (class Output_compressed_section): Use
 247         unsigned buffer.
 248         * compressed_output.cc (zlib_compress): Use unsigned buffers,
 249         add zlib header.
 250         (zlib_compressed_suffix): Removed.
 251         (Output_compressed_section::set_final_data_size): Use unsigned
 252         buffers.
 253         * testsuite/Makefile.am (flagstest_compress_debug_sections):
 254         Fix linker invocation.
 255         (flagstest_o_specialfile_and_compress_debug_sections):
 256         Likewise.
 257         * testsuite/Makefile.in: Regenerated.
 258
 259 2008-04-02  David S. Miller  <davem@davemloft.net>
 260
 261         *  dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
 262         Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
 263
 264 2008-04-02  Craig Silverstein  <csilvers@google.com>
 265
 266         * TODO: New file.
 267
 268 2008-04-02  Ian Lance Taylor  <iant@google.com>
 269
 270         * fileread.cc (File_read::find_view): Add byteshift and vshifted
 271         parameters.  Update for new key type to views_.  Change all
 272         callers.
 273         (File_read::read): Adjust for byteshift in returned view.
 274         (File_read::add_view): New function, broken out of
 275         find_and_make_view.
 276         (File_read::make_view): New function, broken out of
 277         find_and_make_view.
 278         (File_read::find_or_make_view): Add offset and aligned
 279         parameters.  Rewrite accordingly.  Change all callers.
 280         (File_read::get_view): Add offset and aligned parameters.  Adjust
 281         for byteshift in return value.
 282         (File_read::get_lasting_view): Likewise.
 283         * fileread.h (class File_read): Update declarations.
 284         (class File_read::View): Add byteshift_ field.  Add byteshift to
 285         constructor.  Add byteshift method.
 286         * archive.h (Archive::clear_uncached_views): New function.
 287         (Archive::get_view): Add aligned parameter.  Change all callers.
 288         * object.h (Object::get_view): Add aligned parameter.  Change all
 289         callers.
 290         (Object::get_lasting_view): Likewise.
 291
 292         * fileread.cc (File_read::release): Don't call clear_views if
 293         there are multiple objects.
 294         * fileread.h (File_read::clear_uncached_views): New function.
 295         * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
 296         on the archive.
 297
 298 2008-03-31  Cary Coutant  <ccoutant@google.com>
 299
 300         Add thin archive support.
 301         * archive.cc (Archive::armagt): New const.
 302         (Archive::setup): Remove task parameter and calls to unlock.
 303         (Archive::unlock_nested_archives): New function.
 304         (Archive::read_header): Add nested_off parameter. Change
 305         all callers.
 306         (Archive::interpret_header): Likewise.
 307         (Archive::include_all_members): Change to handle thin
 308         archives.
 309         (Archive::include_member): Likewise.
 310         * archive.h (Archive::Archive): Add new parameters and
 311         initializers.
 312         (Archive::armagt): New const.
 313         (Archive::setup): Remove task parameter.
 314         (Archive::unlock_nested_archives): New function.
 315         (Archive::read_header): Add nested_off parameter.
 316         (Archive::interpret_header): Likewise.
 317         (Archive::Nested_archive_table): New typedef.
 318         (Archive::is_thin_archive_): New field.
 319         (Archive::nested_archives_): New field.
 320         (Archive::options_): New field.
 321         (Archive::dirpath_): New field.
 322         (Archive::task_): New field.
 323         * readsyms.cc (Read_symbols::do_read_symbols): Add check
 324         for thin archives.  Pass additional parameters to
 325         Archive::Archive.  Unlock the archive file after calling
 326         Archive::setup.
 327
 328 2008-03-29  Ian Lance Taylor  <iant@google.com>
 329
 330         * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
 331         version symbol to be local.
 332         * testsuite/ver_test_4.sh: New file.
 333         * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
 334         (check_DATA): Add ver_test_4.syms.
 335         (ver_test_4.syms): New target.
 336         * testsuite/Makefile.in: Rebuild.
 337
 338         * output.cc
 339         (Output_section::Input_section_sort_entry::has_priority): New
 340         function.
 341         (Output_section::Input_section_sort_entry::match_file_name): New
 342         function.
 343         (Output_section::Input_section_sort_entry::match_section_name):
 344         Remove.
 345         (Output_section::Input_section_sort_entry::match_section_name_prefix):
 346         Remove.
 347         (Output_section::Input_section_sort_entry::match_section_file):
 348         Remove.
 349         (Output_section::Input_section_sort_compare::operator()): Rewrite
 350         using new Input_section_sort_entry functions.  Sort crtbegin and
 351         crtend first.  Sort sections with no priority before sections with
 352         a priority.
 353         * testsuite/initpri1.c (d3): Check j != 4.
 354         (cd5): New constructor/destructor function.
 355         (main): Check j != 2.
 356
 357         * symtab.cc (Symbol_table::add_from_object): If we don't use the
 358         new symbol when resolving, don't call set_is_default.
 359         * testsuite/ver_test_7.cc: New file.
 360         * testsuite/ver_test_7.sh: New file.
 361         * testsuite/Makefile.am (ver_test_7.so): New target.
 362         (ver_test_7.o): New target.
 363         (check_SCRIPTS): Add ver_test_7.sh.
 364         (check_DATA): Add ver_test_7.syms.
 365         (ver_test_7.syms): New target.
 366
 367 2008-03-28  Ian Lance Taylor  <iant@google.com>
 368
 369         * layout.cc (Layout::layout): If we see an input section with a
 370         name that needs sorting, set the must_sort flag for the output
 371         section.
 372         (Layout::make_output_section): If the name of the output section
 373         indicates that it might require sorting, set the may_sort flag.
 374         * output.h (Output_section::may_sort_attached_input_sections): New
 375         function.
 376         (Output_section::set_may_sort_attached_input_sections): New
 377         function.
 378         (Output_section::must_sort_attached_input_sections): New
 379         function.
 380         (Output_section::set_must_sort_attached_input_sections): New
 381         function.
 382         (class Output_section): Declare Input_section_sort_entry.  Define
 383         Input_section_sort_compare.  Declare
 384         sort_attached_input_sections.  Add new fields:
 385         may_sort_attached_input_sections_,
 386         must_sort_attached_input_sections_,
 387         attached_input_sections_are_sorted_.
 388         * output.cc (Output_section::Output_section): Initialize new
 389         fields.
 390         (Output_section::add_input_section): Add an entry to
 391         input_sections_ if may_sort or must_sort are true.
 392         (Output_section::set_final_data_size): Call
 393         sort_attached_input_sections if necessary.
 394         (Output_section::Input_section_sort_entry): Define new class.
 395         (Output_section::Input_section_sort_compare::operator()): New
 396         function.
 397         (Output_section::sort_attached_input_sections): New function.
 398         * configure.ac: Check whether the compiler supports constructor
 399         priorities.  Define a CONSTRUCTOR_PRIORITY automake conditional.
 400         * testsuite/initpri1.c: New file.
 401         * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
 402         CONSTRUCTOR_PRIORITY.
 403         (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
 404         (initpri1_LDFLAGS): New variable.
 405         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
 406
 407 2008-03-27  Ian Lance Taylor  <iant@google.com>
 408
 409         * common.cc (Sort_commons::operator): Correct sorting algorithm.
 410         * testsuite/common_test_1.c: New file.
 411         * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
 412         (common_test_1_SOURCES): New variable.
 413         (common_test_1_DEPENDENCIES): New variable.
 414         (common_test_1_LDFLAGS): New variable.
 415
 416         * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
 417         and commons_ correctly when NAME/VERSION does not override
 418         NAME/NULL.
 419         * testsuite/ver_test_6.c: New file.
 420         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
 421         (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
 422         (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
 423
 424 2008-03-26  Ian Lance Taylor  <iant@google.com>
 425
 426         * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
 427         of an undefined symbol from a version script.
 428         * testsuite/Makefile.am (ver_test_5.so): New target.
 429         (ver_test_5.o): New target.
 430         (check_SCRIPTS): Add ver_test_5.sh.
 431         (check_DATA): Add ver_test_5.syms.
 432         (ver_test_5.syms): New target.
 433         * testsuite/ver_test_5.cc: New file.
 434         * testsuite/ver_test_5.script: New file.
 435         * testsuite/ver_test_5.sh: New file.
 436         * Makefile.in, testsuite/Makefile.in: Rebuild.
 437
 438         PR gold/5986
 439         Fix problems building gold with gcc 4.3.0.
 440         * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
 441         (gold_error_at_location, gold_warning_at_location): Use it.
 442         * configure.ac: Check whether we can compile and use a template
 443         function with a printf attribute.
 444         * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
 445         when jumping over bytes.
 446         * object.cc: Instantiate Object::read_section_data.
 447         * debug.h: Include <cstring>
 448         * dwarf_reader.cc: Include <algorithm>
 449         * main.cc: Include <cstring>.
 450         * options.cc: Include <cstring>.
 451         * output.cc: Include <cstring>.
 452         * script.cc: Include <cstring>.
 453         * script.h: Include <string>.
 454         * symtab.cc: Include <cstring> and <algorithm>.
 455         * target-select.cc: Include <cstring>.
 456         * version.cc: Include <string>.
 457         * testsuite/testmain.cc: Include <cstdlib>.
 458         * configure, config.in: Rebuild.
 459
 460 2008-03-25  Ian Lance Taylor  <iant@google.com>
 461
 462         * options.cc: Include "../bfd/bfdver.h".
 463         (options::help): Print bug reporting address.
 464
 465         * version.cc (print_version): Adjust output for current value of
 466         BFD_VERSION_STRING.
 467
 468         * NEWS: New file.
 469
 470         * options.cc (options::help): Print list of supported targets.
 471         * target-select.h: Include <vector>.
 472         (class Target_selector): Make machine_, size_, and is_big_endian_
 473         fields const.  Add bfd_name_ and instantiated_target_ fields.
 474         (Target_selector::Target_selector): Add bfd_name parameter.
 475         (Target_selector::recognize): Make non-virtual, call
 476         do_recognize.
 477         (Target_selector::recognize_by_name): Make non-virtual, call
 478         do_recognize_by_name.
 479         (Target_selector::supported_names): New function.
 480         (Target_selector::bfd_name): New function.
 481         (Target_selector::do_instantiate_target): New pure virtual
 482         function.
 483         (Target_selector::do_recognize): New virtual function.
 484         (Target_selector::do_recognize_by_name): New virtual function.
 485         (Target_selector::instantiate_target): New private function.
 486         (supported_target_names): Declare.
 487         * target-select.cc (Target_selector::Target_selector): Update for
 488         new parameter and fields.
 489         (select_target_by_name): Check that the name matches before
 490         calling recognize_by_name.
 491         (supported_target_names): New function.
 492         * i386.cc (class Target_selector_i386): Update Target_selector
 493         constructor call.  Remove recognize and recognize_by_name.  Add
 494         do_instantiate_target.
 495         * x86_64.cc (class Target_selector_x86_64): Likewise.
 496         * testsuite/testfile.cc (class Target_selector_test): Update for
 497         changes to Target_selector.
 498
 499         * README: Rewrite, with some notes on unsupported features.
 500
 501 2008-03-24  Cary Coutant  <ccoutant@google.com>
 502
 503         * i386.cc (Target_i386::Got_type): New enum declaration.
 504         (Target_i386::Scan::local): Updated callers of Output_data_got
 505         member functions.
 506         (Target_i386::Scan::global): Likewise.
 507         (Target_i386::Relocate::relocate): Likewise.
 508         (Target_i386::Relocate::relocate_tls): Likewise.
 509         * object.h (Got_offset_list): New class.
 510         (Sized_relobj::local_has_got_offset): Added got_type parameter.
 511         (Sized_relobj::local_got_offset): Likewise.
 512         (Sized_relobj::set_local_got_offset): Likewise.
 513         (Sized_relobj::local_has_tls_got_offset): Removed.
 514         (Sized_relobj::local_tls_got_offset): Removed.
 515         (Sized_relobj::set_local_tls_got_offset): Removed.
 516         (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
 517         * output.cc (Output_data_got::add_global): Added got_type parameter.
 518         (Output_data_got::add_global_with_rel): Likewise.
 519         (Output_data_got::add_global_with_rela): Likewise.
 520         (Output_data_got::add_global_pair_with_rel): New function.
 521         (Output_data_got::add_global_pair_with_rela): New function.
 522         (Output_data_got::add_local): Added got_type parameter.
 523         (Output_data_got::add_local_with_rel): Likewise.
 524         (Output_data_got::add_local_with_rela): Likewise.
 525         (Output_data_got::add_local_pair_with_rel): New function.
 526         (Output_data_got::add_local_pair_with_rela): New function.
 527         (Output_data_got::add_global_tls): Removed.
 528         (Output_data_got::add_global_tls_with_rel): Removed.
 529         (Output_data_got::add_global_tls_with_rela): Removed.
 530         (Output_data_got::add_local_tls): Removed.
 531         (Output_data_got::add_local_tls_with_rel): Removed.
 532         (Output_data_got::add_local_tls_with_rela): Removed.
 533         * output.h (Output_data_got::add_global): Added got_type parameter.
 534         (Output_data_got::add_global_with_rel): Likewise.
 535         (Output_data_got::add_global_with_rela): Likewise.
 536         (Output_data_got::add_global_pair_with_rel): New function.
 537         (Output_data_got::add_global_pair_with_rela): New function.
 538         (Output_data_got::add_local): Added got_type parameter.
 539         (Output_data_got::add_local_with_rel): Likewise.
 540         (Output_data_got::add_local_with_rela): Likewise.
 541         (Output_data_got::add_local_pair_with_rel): New function.
 542         (Output_data_got::add_local_pair_with_rela): New function.
 543         (Output_data_got::add_global_tls): Removed.
 544         (Output_data_got::add_global_tls_with_rel): Removed.
 545         (Output_data_got::add_global_tls_with_rela): Removed.
 546         (Output_data_got::add_local_tls): Removed.
 547         (Output_data_got::add_local_tls_with_rel): Removed.
 548         (Output_data_got::add_local_tls_with_rela): Removed.
 549         * resolve.cc (Symbol::override_base_with_special): Removed
 550         reference to has_got_offset_ field.
 551         * symtab.cc (Symbol::init_fields): Replaced initialization
 552         of got_offset_ with got_offsets_.  Removed initialization
 553         of has_got_offset_
 554         * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
 555         (Symbol::got_offset): Likewise.
 556         (Symbol::set_got_offset): Likewise.
 557         (Symbol::has_tls_got_offset): Removed.
 558         (Symbol::tls_got_offset): Removed.
 559         (Symbol::set_tls_got_offset): Removed.
 560         (Symbol::got_offset_): Removed.
 561         (Symbol::tls_mod_got_offset_): Removed.
 562         (Symbol::tls_pair_got_offset_): Removed.
 563         (Symbol::got_offsets_): New field.
 564         (Symbol::has_got_offset): Removed.
 565         (Symbol::has_tls_mod_got_offset): Removed.
 566         (Symbol::has_tls_pair_got_offset): Removed.
 567         * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
 568         (Target_x86_64::Scan::local): Updated callers of Output_data_got
 569         member functions.
 570         (Target_x86_64::Scan::global): Likewise.
 571         (Target_x86_64::Relocate::relocate): Likewise.
 572         (Target_x86_64::Relocate::relocate_tls): Likewise.
 573
 574 2008-03-25  Ben Elliston  <bje@au.ibm.com>
 575
 576         * yyscript.y: Fix spelling error in comment.
 577
 578 2008-03-24  Ian Lance Taylor  <iant@google.com>
 579
 580         * options.h (class General_options): Define build_id option.
 581         * layout.h (class Layout): Declare write_build_id, create_note,
 582         create_build_id.  Add build_id_note_ member.
 583         * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
 584         "libiberty.h", "md5.h", "sha1.h".
 585         (Layout::Layout): Initialize eh_frame_data_,
 586         eh_frame_hdr_section_, and build_id_note_.
 587         (Layout::finalize): Call create_build_id.
 588         (Layout::create_note): New function, broken out of
 589         Layout::create_gold_note.
 590         (Layout::create_gold_note): Call create_note.
 591         (Layout::create_build_id): New function.
 592         (Layout::write_build_id): New function.
 593         (Close_task_runner::run): Call write_build_id.
 594
 595         * x86_64.cc: Correct license to GPLv3.
 596
 597 2008-03-23  Ian Lance Taylor  <iant@google.com>
 598
 599         * options.cc: Include "demangle.h".
 600         (parse_optional_string): New function.
 601         (parse_long_option): Handle takes_optional_argument.
 602         (parse_short_option): Update dash_z initializer.  Handle
 603         takes_optional_argument.
 604         (General_options::General_options): Initialize do_demangle_.
 605         (General_options::finalize): Set do_demangle_.  Handle demangling
 606         style.
 607         * options.h (parse_optional_string): Declare.
 608         (struct One_option): Add optional_arg field.  Update constructor.
 609         Update call constructor calls.  Add takes_optional_argument
 610         function.
 611         (DEFINE_var): Add optional_arg__ parameter.  Change all callers.
 612         (DEFINE_optional_string): Define.
 613         (General_options::demangle): Change from DEFINE_bool to
 614         DEFINE_optional_string.
 615         (General_options::no_demangle): New function.
 616         (General_options::do_demangle): New function.
 617         (General_options::set_do_demangle): New function.
 618         (General_options::execstack_status_): Move definition to end of
 619         class definition.
 620         (General_options::static_): Likewise.
 621         (General_options::do_demangle_): New field.
 622         * object.cc (big_endian>::get_symbol_location_info): Call
 623         Options::do_demangle, not Options::demangle.
 624         * symtab.cc (demangle): Likewise.
 625
 626 2008-03-22  Ian Lance Taylor  <iant@google.com>
 627
 628         * gold.h: Include <cstddef> and <sys/types.h>
 629         * options.h: Include <cstring>.
 630
 631 2008-03-21  Ian Lance Taylor  <iant@google.com>
 632
 633         * Added source code to GNU binutils.
 634