gold/ChangeLog

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