gold/ChangeLog

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