gold/ChangeLog

   1 2008-04-30  Craig Silverstein  <csilvers@google.com>
   2
   3         * dwarf_reader.cc (next_generation_count): New static var.
   4         (Addr2line_cache_entry): New struct.
   5         (addr2line_cache): New static var.
   6         (Dwarf_line_info::one_addr2line): Added caching.
   7         (Dwarf_line_info::clear_addr2line_cache): New function.
   8         * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
   9         cache-size parameter.
  10         (Dwarf_line_info::one_addr2line_cache): New function.
  11         * symtab.cc (Symbol_table::detect_odr_violations): Pass
  12         new cache-size argument to one_addr2line(), and clear cache.
  13
  14 2008-04-28  Cary Coutant  <ccoutant@google.com>
  15
  16         * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
  17         R_386_PC8 relocations.
  18
  19 2008-04-23  Ian Lance Taylor  <iant@google.com>
  20
  21         * object.cc (Sized_relobj::include_section_group): Check for
  22         invalid section group.
  23
  24         * object.cc (make_elf_object): Correct test for 64-bit ELF file
  25         header size.
  26
  27         * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
  28         than read for file header.
  29         * archive.cc (Archive::include_member): Likewise.
  30
  31 2008-04-23  Paolo Bonzini  <bonzini@gnu.org>
  32
  33         * aclocal.m4: Regenerate.
  34         * configure: Regenerate.
  35
  36 2008-04-19  Ian Lance Taylor  <iant@google.com>
  37
  38         * version.cc (version_string): Bump to 1.6.
  39
  40         * testsuite/Makefile.am (many_sections_r_test): New target.
  41         (many_sections_r_test_SOURCES): Remove.
  42         (many_sections_r_test_DEPENDENCIES): Remove.
  43         (many_sections_r_test_LDFLAGS): Remove.
  44         (many_sections_r_test_LDADD): Remove.
  45
  46         * object.cc (Sized_relobj::do_add_symbols): Always pass
  47         local_symbol_count_ to add_from_relobj.
  48
  49         * testsuite/Makefile.am (many_sections_check.h): Only check one in
  50         every thousand variables.
  51         * testsuite/Makefile.in: Rebuild.
  52
  53         * object.cc (Xindex::initialize_symtab_xindex): New function.
  54         (Xindex::read_symtab_xindex): New function.
  55         (Xindex::sym_xindex_to_shndx): New function.
  56         (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
  57         available.
  58         (Sized_relobj::do_initialize_xindex): New function.
  59         (Sized_relobj::do_read_symbols): Adjust section links.
  60         (Sized_relobj::symbol_section_and_value): Add is_ordinary
  61         parameter.  Change all callers.
  62         (Sized_relobj::include_section_group): Adjust section links and
  63         symbol section indexes.
  64         (Sized_relobj::do_layout): Adjust section links.
  65         (Sized_relobj::do_count_local_symbols): Adjust section links and
  66         symbol section indexes.
  67         (Sized_relobj::do_finalize_local_symbols): Distinguish between
  68         ordinary and special symbols.
  69         (Sized_relobj::write_local_symbols): Add symtab_xindex and
  70         dynsym_xindex parameters.  Change all callers.  Adjust section
  71         links.  Use SHN_XINDEX when needed.
  72         (Sized_relobj::get_symbol_location_info): Adjust section links.
  73         Don't get fooled by special symbols.
  74         * object.h (class Xindex): Define.
  75         (class Object): Add xindex_ parameter.  Declare virtual functoin
  76         do_initialize_xindex.
  77         (Object::adjust_sym_shndx): New function.
  78         (Object::set_xindex): New protected function.
  79         (class Symbol_value): Add is_ordinary_shndx_ field.
  80         (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
  81         (Symbol_value::value): Assert ordinary section.
  82         (Symbol_value::initialize_input_to_output_map): Likewise.
  83         (Symbol_value::set_input_shndx): Add is_ordinary parameter.
  84         Change all callers.
  85         (Symbol_value::input_shndx): Add is_ordinary parameter.  Change
  86         all callers.
  87         (class Sized_relobj): Update declarations.
  88         (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
  89         parameter.  Change all callers.
  90         (Sized_relobj::adjust_shndx): New function.
  91         * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
  92         field.
  93         (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
  94         parameter.  Change all callers.  Pick up SHT_DYNSYM_SHNDX section
  95         for SHT_DYNSYM section if available.  Set dynsym_shndx_ field.
  96         (Sized_dynobj::read_dynsym_section): Adjust section links.
  97         (Sized_dynobj::read_dynamic): Likewise.
  98         (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field.  Adjust
  99         section links.
 100         (Sized_dynobj::do_initialize_xindex): New function.
 101         * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field.  Declare
 102         do_initialize_xindex.
 103         (Sized_dynobj::adjust_shndx): New function.
 104         * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
 105         dynsym_xindex_ fields.
 106         (Layout::finalize): Add a call to set_section_indexes before
 107         creating the symtab sections.
 108         (Layout::set_section_indexes): Don't do anything if the section
 109         already has a section index.
 110         (Layout::create_symtab_sections): Add shnum parameter.  Change
 111         caller.  Create .symtab_shndx section if needed.
 112         (Layout::create_shdrs): Add shstrtab_section parameter.  Change
 113         caller.
 114         (Layout::allocated_output_section_count): New function.
 115         (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
 116         needed.
 117         * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
 118         fields.  Update declarations.
 119         (Layout::symtab_xindex): New function.
 120         (Layout::dynsym_xindex): New function.
 121         (class Write_symbols_task): Add layout_ field.
 122         (Write_symbols_task::Write_symbols_task): Add layout parameter.
 123         Change caller.
 124         * output.cc (Output_section_headers::Output_section_headers): Add
 125         shstrtab_section parameter.  Change all callers.
 126         (Output_section_headers::do_sized_write): Store overflow values
 127         for section count and section string table section index in
 128         section header zero.
 129         (Output_file_header::do_sized_write): Check for overflow of
 130         section count and section string table section index.
 131         (Output_symtab_xindex::do_write): New function.
 132         (Output_symtab_xindex::endian_do_write): New function.
 133         * output.h (class Output_section_headers): Add shstrtab_section_.
 134         Update declarations.
 135         (class Output_symtab_xindex): Define.
 136         (Output_section::has_out_shndx): New function.
 137         * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
 138         field.
 139         (Symbol::init_base): Add st_shndx and is_ordinary parameters.
 140         Change all callers.
 141         (Sized_symbol::init): Likewise.
 142         (Symbol::output_section): Check for ordinary symbol.
 143         (Symbol_table::add_from_object): Remove orig_sym parameter.  Add
 144         st_shndx, is_ordinary, and orig_st_shndx parameters.  Change all
 145         callers.
 146         (Symbol_table::add_from_relobj): Add symndx_offset parameter.
 147         Change all callers.  Simplify handling of symbols from sections
 148         not included in the link.
 149         (Symbol_table::add_from_dynobj): Handle ordinary symbol
 150         distinction.
 151         (Weak_alias_sorter::operator()): Assert that symbols are
 152         ordinary.
 153         (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
 154         distinction.
 155         (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
 156         parameters.  Change all callers.
 157         (Symbol_table::sized_write_globals): Likewise.  Handle ordinary
 158         symbol distinction.  Use SHN_XINDEX when needed.
 159         (Symbol_table::write_section_symbol): Add symtab_xindex
 160         parameter.  Change all callers.
 161         (Symbol_table::sized_write_section_symbol): Likewise.  Use
 162         SHN_XINDEX when needed.
 163         * symtab.h (class Symbol): Add is_ordinary_shndx_ field.  Update
 164         declarations.
 165         (Symbol::shndx): Add is_ordinary parameter.  Change all callers.
 166         (Symbol::is_defined): Check is_ordinary.
 167         (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
 168         (Symbol::is_absolute, Symbol::is_common): Likewise.
 169         (class Sized_symbol): Update declarations.
 170         (class Symbol_table): Update declarations.
 171         * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
 172         parameters.  Change all callers.
 173         (Sized_symbol::override): Likewise.
 174         (Symbol_table::override): Likewise.
 175         (symbol_to_bits): Add is_ordinary parameter.  Change all callers.
 176         (Symbol_table::resolve): Remove orig_sym parameter.  Add st_shndx,
 177         is_ordinary, and orig_st_shndx parameters.  Change all callers.
 178         * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
 179         to be in an ordinary section.
 180         * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
 181         object and is_ordinary parameters.  Change all callers.
 182         (Sized_dwarf_line_info::read_relocs): Add object parameter.
 183         Change all callers.  Don't add undefined or non-ordinary symbols
 184         to reloc_map_.
 185         (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
 186         Change all callers.
 187         * dwarf_reader.h (class Sized_dwarf_line_info): Update
 188         declarations.
 189         * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
 190         * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
 191         (Sized_relobj::relocate_sections): Likewise.
 192         * target-reloc.h (scan_relocs): Adjust section symbol index.
 193         (scan_relocatable_relocs): Likewise.
 194         * i386.cc (Scan::local): Check for ordinary symbols.
 195         * sparc.cc (Scan::local): Likewise.
 196         * x86_64.cc (Scan::local): Likewise.
 197         * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
 198         to symbol_section_and_value.
 199         * testsuite/many_sections_test.cc: New file.
 200         * testsuite/Makefile.am (BUILT_SOURCES): Define.
 201         (check_PROGRAMS): Add many_sections_test.
 202         (many_sections_test_SOURCES): Define.
 203         (many_sections_test_DEPENDENCIES): Define.
 204         (many_sections_test_LDFLAGS): Define.
 205         (BUILT_SOURCES): Add many_sections_define.h.
 206         (many_sections_define.h): New target.
 207         (BUILT_SOURCES): Add many_sections_check.h.
 208         (many_sections_check.h): New target.
 209         (check_PROGRAMS): Add many_sections_r_test.
 210         (many_sections_r_test_SOURCES): Define.
 211         (many_sections_r_test_DEPENDENCIES): Define.
 212         (many_sections_r_test_LDFLAGS): Define.
 213         (many_sections_r_test_LDADD): Define.
 214         (many_sections_r_test.o): New target.
 215         * testsuite/Makefile.in: Rebuild.
 216
 217 2008-04-17  Cary Coutant  <ccoutant@google.com>
 218
 219         * errors.cc (Errors::info): New function.
 220         (gold_info): New function.
 221         * errors.h (Errors::info): New function.
 222         * gold.h (gold_info): New function.
 223         * object.cc (Input_objects::add_object): Print trace output.
 224         * options.cc (options::parse_set): New function.
 225         (General_options::parse_wrap): Deleted.
 226         (General_options::General_options): Deleted initializer.
 227         * options.h (options::String_set): New typedef.
 228         (options::parse_set): New function.
 229         (DEFINE_set): New macro.
 230         (General_options::wrap): Changed to use DEFINE_set. Changed
 231         callers of any_wrap_symbols and is_wrap_symbol.
 232         (General_options::trace, General_options::trace_symbol):
 233         New options.
 234         (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
 235         (General_options::wrap_symbols_): Deleted.
 236         * symtab.cc (Symbol_table::add_from_object): Print trace output.
 237
 238 2008-04-17  David S. Miller  <davem@davemloft.net>
 239
 240         * options.cc (General_options::parse_V): New function.
 241         * options.h: Add entries for -V and -Qy.
 242
 243 2008-04-17  Ian Lance Taylor  <iant@google.com>
 244
 245         * common.cc (Symbol_table::allocate_commons): Remove options
 246         parameter.  Change caller.
 247         (Symbol_table::do_allocate_commons): Remove options parameter.
 248         Change caller.  Just call do_allocate_commons_list twice.
 249         (Symbol_table::do_allocate_commons_list): New function, broken out
 250         of do_allocate_commons.
 251         * common.h (class Allocate_commons_task): Remove options_ field.
 252         Update constructor.
 253         * symtab.cc (Symbol_table::Symbol_table): Initialize
 254         tls_commons_.
 255         (Symbol_table::add_from_object): Put TLS common symbols on
 256         tls_commons_ list.
 257         (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
 258         which are IN_OUTPUT_DATA.
 259         * symtab.h (class Symbol_table): Add tls_commons_ field.  Update
 260         allocate_commons and do_allocate_commons declarations.  Declare
 261         do_allocate_commons_list.
 262         * gold.cc (queue_middle_tasks): Update creation of
 263         Allocate_commons_task to not pass options.
 264         * testsuite/Makefile.am (INCLUDES): Add -I.. .
 265         (TLS_TEST_C_FLAGS): New variable.
 266         (tls_test_c_pic.o): New target.
 267         (tls_test_shared.so): Link in tls_test_c_pic.o.
 268         (tls_test_c_pic_ie.o): New target.
 269         (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
 270         (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
 271         (tls_test_c.o): New target.
 272         (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
 273         (tls_pic_test_LDADD): Likewise.
 274         (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
 275         (tls_shared_gd_to_ie_test_LDADD): Likewise.
 276         (tls_test_c_gnu2.o): New target.
 277         (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
 278         tls_test_c_gnu2.o.
 279         (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
 280         (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
 281         (tls_test_shared_nonpic.so): Link in tls_test_c.o.
 282         * testsuite/tls_test.cc: Include "config.h".
 283         (t_last): Call t11_last.
 284         * testsuite/tls_test.h (t11, t11_last): Declare.
 285         * testsuite/tls_test_c.c: New file.
 286         * testsuite/tls_test_main.cc (thread_routine): Call t11.
 287         * configure.ac: Check for OpenMP support.
 288         * configure, config.in, Makefile.in: Rebuild.
 289         * testsuite/Makefile.in: Rebuild.
 290
 291 2008-04-16  Cary Coutant  <ccoutant@google.com>
 292
 293         * i386.cc (Target_i386::define_tls_base_symbol): New function.
 294         (Target_i386::tls_base_symbol_defined_): New field.
 295         (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
 296         (Target_i386::Scan::global): Likewise.
 297         * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
 298         * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
 299         (Target_x86_64::tls_base_symbol_defined_): New field.
 300         (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
 301         (Target_x86_64::Scan::global): Likewise.
 302
 303 2008-04-16  Cary Coutant  <ccoutant@google.com>
 304
 305         * symtab.h (Symbol::is_strong_undefined): Removed unused function.
 306         (Symbol::needs_plt_entry): Allow weak undefined symbols.
 307         (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
 308         building shared libraries.
 309         * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
 310         (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
 311         (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
 312         * testsuite/Makefile.in: Rebuild.
 313         * testsuite/weak_undef.h: New file.
 314         * testsuite/weak_undef_file1.cc: Add extra test cases.
 315         * testsuite/weak_undef_file2.cc: Likewise.
 316         * testsuite/weak_undef_test.cc: Likewise.
 317
 318 2008-04-16  David S. Miller  <davem@davemloft.net>
 319
 320         * sparc.cc (Target_sparc::Scan): Change from struct to class.
 321         Add issued_non_pic_error_ field.  Declare check_non_pic.
 322         (Target_sparc::Scan::check_non_pic): New function.
 323         (Target_sparc::Scan::local): Call check_non_pic as appropriate.
 324         (Target_sparc::Scan::global): Likewise.
 325
 326         * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
 327         * configure: Rebuild.
 328
 329         * options.h (DEFINE_enable): New macro.
 330         (new_dtags): New enable option.
 331         (initfirst, interpose, loadfltr, nodefaultlib,
 332         nodelete, nodlopen, nodump): New -z options.
 333         * layout.cc (Layout:finish_dynamic_section): If new
 334         dtags enabled, emit DT_RUNPATH.  Also, emit a
 335         DT_FLAGS_1 containing any specified -z flags.
 336
 337 2008-04-16  Ian Lance Taylor  <iant@google.com>
 338
 339         * copy-relocs.cc: New file.
 340         * copy-relocs.h: New file.
 341         * reloc.cc: Remove Copy_relocs code.
 342         * reloc.h: Likewise.
 343         * reloc-types.h (struct Reloc_types) [both versions]: Add
 344         get_reloc_addend_noerror.
 345         * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
 346         variants of add_global which take an addend which must be zero.
 347         * i386.cc: Include "copy-relocs.h".
 348         (class Target_i386): Change type of copy_relocs_ to variable,
 349         update initializer.
 350         (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
 351         Change all callers.
 352         (Target_i386::do_finalize_sections): Change handling of
 353         copy_relocs_.
 354         * sparc.cc: Include "copy-relocs.h".
 355         (class Target_sparc): Change type of copy_relocs_ to variable,
 356         update initializer.
 357         (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
 358         Change all callers.
 359         (Target_sparc::do_finalize_sections): Change handling of
 360         copy_relocs_.
 361         * x86_64.cc: Include "copy-relocs.h".
 362         (class Target_x86_64): Change type of copy_relocs_ to variable,
 363         update initializer.
 364         (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
 365         class.  Change all callers.
 366         (Target_x86_64::do_finalize_sections): Change handling of
 367         copy_relocs_.
 368         * Makefile.am (CCFILES): Add copy-relocs.cc.
 369         (HFILES): Add copy-relocs.h.
 370
 371         * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
 372
 373         * testsuite/script_test_4.sh: Permit leading zeroes.
 374
 375 2008-04-15  Ian Lance Taylor  <iant@google.com>
 376
 377         * script-sections.cc (Script_sections::create_segments): Use
 378         header_size_adjustment even when there is enough room for the
 379         headers.
 380         * testsuite/script_test_4.sh: New file.
 381         * testsuite/script_test_4.t: New file.
 382         * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
 383         (check_DATA): Add script_test_4.stdout.
 384         (MOSTLYCLEANFILES): Likewise.
 385         (script_test_4): New target.
 386         (script_test_4.stdout): New target.
 387         * testsuite/Makefile.in: Rebuild.
 388
 389         * sparc.cc: Add definitions for Output_data_plt_sparc class
 390         constants.
 391
 392 2008-04-14  David S. Miller  <davem@davemloft.net>
 393
 394         * sparc.cc: New file.
 395         * Makefile.am (TARGETSOURCES): Add sparc.cc
 396         (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
 397         * configure.tgt: Document targ_extra_size and
 398         targ_extra_big_endian.  Add entries for sparc-* and
 399         sparc64-*.
 400         * configure.ac: Handle targ_extra_size and
 401         targ_extra_big_endian.
 402         * Makefile.in: Rebuild.
 403         * configure: Likewise.
 404         * po/POTFILES.in: Likewise.
 405         * po/gold.pot: Likewise.
 406
 407 2008-04-14  Ian Lance Taylor  <iant@google.com>
 408
 409         * layout.cc (Layout::Layout): Initialize sections_are_attached_.
 410         (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
 411         in the name/type/flags to section mapping.  Don't call
 412         allocate_output_section.
 413         (Layout::choose_output_section): Change parameter from adjust_name
 414         to is_input_section.  Don't permit input sections after sections
 415         are attached to segments.  Don't call allocate_output_section.
 416         (Layout::layout_eh_frame): Call update_flags_for_input_section,
 417         not write_enable_output_section.
 418         (Layout::make_output_section): Don't push to
 419         unattached_section_list_ nor call attach_to_segment.  Call
 420         attach_section_to_segment if sections are attached.
 421         (Layout::attach_sections_to_segments): New function.
 422         (Layout::attach_section_to_segment): New function.
 423         (Layout::attach_allocated_section_to_segment): Rename from
 424         attach_to_segment.  Remove flags parameter.
 425         (Layout::allocate_output_section): Remove function.
 426         (Layout::write_enable_output_section): Remove function.
 427         * layout.h (class Layout): Update for above changes.  Add new
 428         field sections_are_attached_.
 429         * output.h (Output_section::update_flags_for_input_section): New
 430         function.
 431         * output.cc (Output_section::add_input_section): Call
 432         update_flags_for_input_section.
 433         * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
 434
 435 2008-04-11  Cary Coutant  <ccoutant@google.com>
 436
 437         * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
 438         thought unnecessary.
 439         * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
 440
 441 2008-04-11  Ian Lance Taylor  <iant@google.com>
 442
 443         * output.h (class Output_section_data): Remove inline definition
 444         of set_addralign.
 445         * output.cc (Output_section_data::set_addralign): New function.
 446
 447 2008-04-11  Cary Coutant  <ccoutant@google.com>
 448
 449         Add support for TLS descriptors for i386 and x86_64.
 450         * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
 451         (Target_i386::Relocate::tls_desc_gd_to_le): New function.
 452         (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
 453         GOT_TYPE_TLS_DESC.
 454         (Target_i386::got_mod_index_entry): Remove unnecessary code.
 455         (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
 456         R_386_TLS_DESC_CALL relocations.  Fix problem with initial-exec
 457         relocations.
 458         (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
 459         Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
 460         Fix problem with initial-exec relocations.
 461         (Target_i386::Relocate::relocate_tls): Likewise.
 462         (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
 463         relaxation.
 464         * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
 465         support for section-plus-offset dynamic table entries.
 466         * output.h (Output_data_dynamic::add_section_plus_offset): New function.
 467         (Output_data_dynamic::Dynamic_entry): Add support for
 468         section-plus-offset dynamic table entries.
 469         (Output_data_dynamic::Classification): Likewise.
 470         (Output_data_dynamic::classification_): Renamed offset_.
 471         * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
 472         (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
 473         (Target_x86_64::make_plt_section): New function.
 474         (Target_x86_64::reserve_tlsdesc_entries): New function.
 475         (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
 476         (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
 477         (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
 478         (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
 479         (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
 480         (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
 481         (Output_data_plt_x86_64::set_final_data_size): Move out of line;
 482         add extra PLT entry for TLS descriptors.
 483         (Output_data_plt_x86_64::got_): New field.
 484         (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
 485         (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
 486         fields.
 487         (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
 488         descriptors.
 489         (Target_x86_64::make_plt_entry): Factor out make_plt_section.
 490         (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
 491         (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
 492         R_386_TLS_DESC_CALL relocations.
 493         (Target_x86_64::Scan::global): Likewise.
 494         (Target_x86_64::do_finalize_sections): Add dynamic table entries
 495         for TLS descriptors.
 496         (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
 497         Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
 498         (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
 499         GD-to-IE relaxation.
 500         * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
 501         and TLS_DESCRIPTORS.
 502         * Makefile.in: Rebuild.
 503         * configure: Rebuild.
 504         * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
 505         (tls_test_shared2.so): New target.
 506         (tls_shared_gd_to_ie_test_SOURCES): New variable.
 507         (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
 508         (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
 509         (tls_shared_gd_to_ie_test_LDADD): New variable.
 510         (tls_shared_gnu2_gd_to_ie_test): New target.
 511         (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
 512         New targets.
 513         (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
 514         (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
 515         (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
 516         (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
 517         (tls_shared_gnu2_test): New target.
 518         (tls_test_gnu2_shared.so): New target.
 519         (tls_shared_gnu2_test_SOURCES): New variable.
 520         (tls_shared_gnu2_test_DEPENDENCIES): New variable.
 521         (tls_shared_gnu2_test_LDFLAGS): New variable.
 522         (tls_shared_gnu2_test_LDADD): New variable.
 523         * testsuite/Makefile.in: Rebuild.
 524         * testsuite/Makefile.
 525
 526 2008-04-11  Ian Lance Taylor  <iant@google.com>
 527
 528         * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
 529         justsyms.t.
 530         * testsuite/Makefile.in: Rebuild.
 531
 532         * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
 533         long.
 534         * testsuite/script_test_2.cc (main): Adjust test.
 535
 536 2008-04-11  David S. Miller  <davem@davemloft.net>
 537             Ian Lance Taylor  <iant@google.com>
 538
 539         * options.h (General_options): Add entries for '-Y' and
 540         '-relax'.
 541         * options.cc (General_options:finalize): If -Y was used, add those
 542         entries to the library path instead of the default "/lib" and
 543         "/usr/lib".
 544
 545 2008-04-11  David S. Miller  <davem@davemloft.net>
 546
 547         * testsuite/justsyms.t: Start at 0x100.
 548         * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
 549         * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
 550         long.
 551         * testsuite/script_test_2.cc: Adjust string and section length
 552         checks.
 553
 554 2008-04-09  Ian Lance Taylor  <iant@google.com>
 555
 556         PR gold/5996
 557         * script-sections.cc (Sections_element::allocate_to_segment): Add
 558         orphan parameter.
 559         (Output_section_definition::allocate_to_segment): Likewise.
 560         (Orphan_output_section::allocate_to_segment): Likewise.
 561         (Script_sections::attach_sections_using_phdrs_clause): Don't
 562         propagate non-PT_LOAD segments to orphan sections.
 563         * testsuite/Makefile.am (script_test_3.stdout): Generate using
 564         readelf rather than objdump.
 565         * testsuite/script_test_3.sh: Adjust accordingly.  Test that
 566         .interp section and PT_INTERP segment are the same size.
 567         * testsuite/Makefile.in: Rebuild.
 568
 569         * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
 570         aliases for symbols defined in the same object.
 571         * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
 572         (weak_alias_test_SOURCES): New variable.
 573         (weak_alias_test_DEPENDENCIES): New variable.
 574         (weak_alias_test_LDFLAGS): New variable.
 575         (weak_alias_test_LDADD): New variable.
 576         (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
 577         (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
 578         (weak_alias_test_3.o): New target.
 579         (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
 580         * testsuite/weak_alias_test_main.cc: New file.
 581         * testsuite/weak_alias_test_1.cc: New file.
 582         * testsuite/weak_alias_test_2.cc: New file.
 583         * testsuite/weak_alias_test_3.cc: New file.
 584
 585 2008-04-08  Ian Lance Taylor  <iant@google.com>
 586
 587         * options.h (class General_options): Add --noinhibit-exec option.
 588         * main.cc (main): Check --noinhibit-exec.
 589
 590         * options.h (class General_options): Define --wrap as a special
 591         option.  Add wrap_symbols_ field.
 592         (General_options::any_wrap_symbols): New function.
 593         (General_options::is_wrap_symbol): New function.
 594         * options.cc (General_options::parse_wrap): New function.
 595         (General_options::General_options): Initialize wrap_symbols_.
 596         * symtab.cc (Symbol_table::wrap_symbol): New function.
 597         (Symbol_table::add_from_object): Handle --wrap.
 598         * symtab.h (class Symbol_table): Declare wrap_symbol.
 599         * target.h (Target::wrap_char): New function.
 600         (Target::Target_info): Add wrap_char field.
 601         * i386.cc (Target_i386::i386_info): Initialize wrap_char.
 602         * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
 603         * testsuite/testfile.cc (Target_test::test_target_info):
 604         Likewise.
 605
 606         * errors.cc (Errors::undefined_symbol): Mention symbol version if
 607         there is one.
 608
 609         * layout.h (class Layout): Add added_eh_frame_data_ field.
 610         * layout.cc (Layout::Layout): Initialize new field.
 611         (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
 612         output section until we find a section we merged successfully.
 613         * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
 614         that the size be non-zero.
 615
 616         * merge.cc (Object_merge_map::get_output_offset): Remove inline
 617         qualifier.
 618
 619 2008-04-08  Craig Silverstein  <csilvers@google.com>
 620
 621         * configure.ac: Export new conditional variable HAVE_ZLIB.
 622         * testsuite/Makefile.am (flagstest_o_specialfile): Condition
 623         on HAVE_ZLIB.
 624         (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
 625         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
 626
 627 2008-04-07  Ian Lance Taylor  <iant@google.com>
 628
 629         * version.cc (version_string): Set to "1.5".
 630
 631         * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
 632         Add issued_non_pic_error_ field.  Declare check_non_pic.
 633         (Target_x86_64::Scan::check_non_pic): New function.
 634         (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
 635         (Target_x86_64::Scan::global): Likewise.
 636
 637         * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
 638         addend parameter.  Change caller.  Handle merge sections.
 639         (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
 640         Address to Addend.  Don't add in the result of
 641         local_section_offset, pass down the addend and use the returned
 642         value.
 643         * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
 644         Update declarations of local_section_offset and symbol_value.
 645         * testsuite/two_file_test_1.cc (t18): New function.
 646         * testsuite/two_file_test_2.cc (f18): New function.
 647         * testsuite/two_file_test_main.cc (main): Call t18.
 648         * testsuite/two_file_test.h (t18, f18): Declare.
 649
 650         * configure.ac: Don't test for objdump, c++filt, or readelf.
 651         * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
 652         conditionals.
 653         (TEST_READELF): New variable.
 654         (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
 655         (check_PROGRAMS): Add two_file_strip_test.
 656         (two_file_strip_test): New target.
 657         (check_PROGRAMS): Add two_file_same_shared_strip_test.
 658         (two_file_same_shared_strip_test_SOURCES): New variable.
 659         (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
 660         (two_file_same_shared_strip_test_LDFLAGS): New variable.
 661         (two_file_same_shared_strip_test_LDADD): New variable.
 662         (two_file_shared_strip.so): New target.
 663         (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
 664         (ver_test_5.syms, ver_test_7.syms): Likewise.
 665         (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
 666         (strip_test_3.stdout): Use TEST_OBJDUMP.
 667         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
 668
 669 2008-04-04  Cary Coutant  <ccoutant@google.com>
 670
 671         * symtab.h (Symbol::is_weak_undefined): New function.
 672         (Symbol::is_strong_undefined): New function.
 673         (Symbol::is_absolute): New function.
 674         (Symbol::needs_plt_entry): Exclude weak undefined symbols.
 675         (Symbol::needs_dynamic_reloc): Exclude weak undefined and
 676         absolute symbols.
 677         * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
 678         (weak_undef_test): New target.
 679         * testsuite/Makefile.in: Rebuild.
 680         * testsuite/weak_undef_file1.cc: New file.
 681         * testsuite/weak_undef_file2.cc: New file.
 682         * testsuite/weak_undef_test.cc: New file.
 683
 684 2008-04-03  Craig Silverstein  <csilvers@google.com>
 685
 686         * compressed_output.h (class Output_compressed_section): Use
 687         unsigned buffer.
 688         * compressed_output.cc (zlib_compress): Use unsigned buffers,
 689         add zlib header.
 690         (zlib_compressed_suffix): Removed.
 691         (Output_compressed_section::set_final_data_size): Use unsigned
 692         buffers.
 693         * testsuite/Makefile.am (flagstest_compress_debug_sections):
 694         Fix linker invocation.
 695         (flagstest_o_specialfile_and_compress_debug_sections):
 696         Likewise.
 697         * testsuite/Makefile.in: Regenerated.
 698
 699 2008-04-02  David S. Miller  <davem@davemloft.net>
 700
 701         *  dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
 702         Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
 703
 704 2008-04-02  Craig Silverstein  <csilvers@google.com>
 705
 706         * TODO: New file.
 707
 708 2008-04-02  Ian Lance Taylor  <iant@google.com>
 709
 710         * fileread.cc (File_read::find_view): Add byteshift and vshifted
 711         parameters.  Update for new key type to views_.  Change all
 712         callers.
 713         (File_read::read): Adjust for byteshift in returned view.
 714         (File_read::add_view): New function, broken out of
 715         find_and_make_view.
 716         (File_read::make_view): New function, broken out of
 717         find_and_make_view.
 718         (File_read::find_or_make_view): Add offset and aligned
 719         parameters.  Rewrite accordingly.  Change all callers.
 720         (File_read::get_view): Add offset and aligned parameters.  Adjust
 721         for byteshift in return value.
 722         (File_read::get_lasting_view): Likewise.
 723         * fileread.h (class File_read): Update declarations.
 724         (class File_read::View): Add byteshift_ field.  Add byteshift to
 725         constructor.  Add byteshift method.
 726         * archive.h (Archive::clear_uncached_views): New function.
 727         (Archive::get_view): Add aligned parameter.  Change all callers.
 728         * object.h (Object::get_view): Add aligned parameter.  Change all
 729         callers.
 730         (Object::get_lasting_view): Likewise.
 731
 732         * fileread.cc (File_read::release): Don't call clear_views if
 733         there are multiple objects.
 734         * fileread.h (File_read::clear_uncached_views): New function.
 735         * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
 736         on the archive.
 737
 738 2008-03-31  Cary Coutant  <ccoutant@google.com>
 739
 740         Add thin archive support.
 741         * archive.cc (Archive::armagt): New const.
 742         (Archive::setup): Remove task parameter and calls to unlock.
 743         (Archive::unlock_nested_archives): New function.
 744         (Archive::read_header): Add nested_off parameter. Change
 745         all callers.
 746         (Archive::interpret_header): Likewise.
 747         (Archive::include_all_members): Change to handle thin
 748         archives.
 749         (Archive::include_member): Likewise.
 750         * archive.h (Archive::Archive): Add new parameters and
 751         initializers.
 752         (Archive::armagt): New const.
 753         (Archive::setup): Remove task parameter.
 754         (Archive::unlock_nested_archives): New function.
 755         (Archive::read_header): Add nested_off parameter.
 756         (Archive::interpret_header): Likewise.
 757         (Archive::Nested_archive_table): New typedef.
 758         (Archive::is_thin_archive_): New field.
 759         (Archive::nested_archives_): New field.
 760         (Archive::options_): New field.
 761         (Archive::dirpath_): New field.
 762         (Archive::task_): New field.
 763         * readsyms.cc (Read_symbols::do_read_symbols): Add check
 764         for thin archives.  Pass additional parameters to
 765         Archive::Archive.  Unlock the archive file after calling
 766         Archive::setup.
 767
 768 2008-03-29  Ian Lance Taylor  <iant@google.com>
 769
 770         * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
 771         version symbol to be local.
 772         * testsuite/ver_test_4.sh: New file.
 773         * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
 774         (check_DATA): Add ver_test_4.syms.
 775         (ver_test_4.syms): New target.
 776         * testsuite/Makefile.in: Rebuild.
 777
 778         * output.cc
 779         (Output_section::Input_section_sort_entry::has_priority): New
 780         function.
 781         (Output_section::Input_section_sort_entry::match_file_name): New
 782         function.
 783         (Output_section::Input_section_sort_entry::match_section_name):
 784         Remove.
 785         (Output_section::Input_section_sort_entry::match_section_name_prefix):
 786         Remove.
 787         (Output_section::Input_section_sort_entry::match_section_file):
 788         Remove.
 789         (Output_section::Input_section_sort_compare::operator()): Rewrite
 790         using new Input_section_sort_entry functions.  Sort crtbegin and
 791         crtend first.  Sort sections with no priority before sections with
 792         a priority.
 793         * testsuite/initpri1.c (d3): Check j != 4.
 794         (cd5): New constructor/destructor function.
 795         (main): Check j != 2.
 796
 797         * symtab.cc (Symbol_table::add_from_object): If we don't use the
 798         new symbol when resolving, don't call set_is_default.
 799         * testsuite/ver_test_7.cc: New file.
 800         * testsuite/ver_test_7.sh: New file.
 801         * testsuite/Makefile.am (ver_test_7.so): New target.
 802         (ver_test_7.o): New target.
 803         (check_SCRIPTS): Add ver_test_7.sh.
 804         (check_DATA): Add ver_test_7.syms.
 805         (ver_test_7.syms): New target.
 806
 807 2008-03-28  Ian Lance Taylor  <iant@google.com>
 808
 809         * layout.cc (Layout::layout): If we see an input section with a
 810         name that needs sorting, set the must_sort flag for the output
 811         section.
 812         (Layout::make_output_section): If the name of the output section
 813         indicates that it might require sorting, set the may_sort flag.
 814         * output.h (Output_section::may_sort_attached_input_sections): New
 815         function.
 816         (Output_section::set_may_sort_attached_input_sections): New
 817         function.
 818         (Output_section::must_sort_attached_input_sections): New
 819         function.
 820         (Output_section::set_must_sort_attached_input_sections): New
 821         function.
 822         (class Output_section): Declare Input_section_sort_entry.  Define
 823         Input_section_sort_compare.  Declare
 824         sort_attached_input_sections.  Add new fields:
 825         may_sort_attached_input_sections_,
 826         must_sort_attached_input_sections_,
 827         attached_input_sections_are_sorted_.
 828         * output.cc (Output_section::Output_section): Initialize new
 829         fields.
 830         (Output_section::add_input_section): Add an entry to
 831         input_sections_ if may_sort or must_sort are true.
 832         (Output_section::set_final_data_size): Call
 833         sort_attached_input_sections if necessary.
 834         (Output_section::Input_section_sort_entry): Define new class.
 835         (Output_section::Input_section_sort_compare::operator()): New
 836         function.
 837         (Output_section::sort_attached_input_sections): New function.
 838         * configure.ac: Check whether the compiler supports constructor
 839         priorities.  Define a CONSTRUCTOR_PRIORITY automake conditional.
 840         * testsuite/initpri1.c: New file.
 841         * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
 842         CONSTRUCTOR_PRIORITY.
 843         (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
 844         (initpri1_LDFLAGS): New variable.
 845         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
 846
 847 2008-03-27  Ian Lance Taylor  <iant@google.com>
 848
 849         * common.cc (Sort_commons::operator): Correct sorting algorithm.
 850         * testsuite/common_test_1.c: New file.
 851         * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
 852         (common_test_1_SOURCES): New variable.
 853         (common_test_1_DEPENDENCIES): New variable.
 854         (common_test_1_LDFLAGS): New variable.
 855
 856         * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
 857         and commons_ correctly when NAME/VERSION does not override
 858         NAME/NULL.
 859         * testsuite/ver_test_6.c: New file.
 860         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
 861         (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
 862         (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
 863
 864 2008-03-26  Ian Lance Taylor  <iant@google.com>
 865
 866         * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
 867         of an undefined symbol from a version script.
 868         * testsuite/Makefile.am (ver_test_5.so): New target.
 869         (ver_test_5.o): New target.
 870         (check_SCRIPTS): Add ver_test_5.sh.
 871         (check_DATA): Add ver_test_5.syms.
 872         (ver_test_5.syms): New target.
 873         * testsuite/ver_test_5.cc: New file.
 874         * testsuite/ver_test_5.script: New file.
 875         * testsuite/ver_test_5.sh: New file.
 876         * Makefile.in, testsuite/Makefile.in: Rebuild.
 877
 878         PR gold/5986
 879         Fix problems building gold with gcc 4.3.0.
 880         * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
 881         (gold_error_at_location, gold_warning_at_location): Use it.
 882         * configure.ac: Check whether we can compile and use a template
 883         function with a printf attribute.
 884         * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
 885         when jumping over bytes.
 886         * object.cc: Instantiate Object::read_section_data.
 887         * debug.h: Include <cstring>
 888         * dwarf_reader.cc: Include <algorithm>
 889         * main.cc: Include <cstring>.
 890         * options.cc: Include <cstring>.
 891         * output.cc: Include <cstring>.
 892         * script.cc: Include <cstring>.
 893         * script.h: Include <string>.
 894         * symtab.cc: Include <cstring> and <algorithm>.
 895         * target-select.cc: Include <cstring>.
 896         * version.cc: Include <string>.
 897         * testsuite/testmain.cc: Include <cstdlib>.
 898         * configure, config.in: Rebuild.
 899
 900 2008-03-25  Ian Lance Taylor  <iant@google.com>
 901
 902         * options.cc: Include "../bfd/bfdver.h".
 903         (options::help): Print bug reporting address.
 904
 905         * version.cc (print_version): Adjust output for current value of
 906         BFD_VERSION_STRING.
 907
 908         * NEWS: New file.
 909
 910         * options.cc (options::help): Print list of supported targets.
 911         * target-select.h: Include <vector>.
 912         (class Target_selector): Make machine_, size_, and is_big_endian_
 913         fields const.  Add bfd_name_ and instantiated_target_ fields.
 914         (Target_selector::Target_selector): Add bfd_name parameter.
 915         (Target_selector::recognize): Make non-virtual, call
 916         do_recognize.
 917         (Target_selector::recognize_by_name): Make non-virtual, call
 918         do_recognize_by_name.
 919         (Target_selector::supported_names): New function.
 920         (Target_selector::bfd_name): New function.
 921         (Target_selector::do_instantiate_target): New pure virtual
 922         function.
 923         (Target_selector::do_recognize): New virtual function.
 924         (Target_selector::do_recognize_by_name): New virtual function.
 925         (Target_selector::instantiate_target): New private function.
 926         (supported_target_names): Declare.
 927         * target-select.cc (Target_selector::Target_selector): Update for
 928         new parameter and fields.
 929         (select_target_by_name): Check that the name matches before
 930         calling recognize_by_name.
 931         (supported_target_names): New function.
 932         * i386.cc (class Target_selector_i386): Update Target_selector
 933         constructor call.  Remove recognize and recognize_by_name.  Add
 934         do_instantiate_target.
 935         * x86_64.cc (class Target_selector_x86_64): Likewise.
 936         * testsuite/testfile.cc (class Target_selector_test): Update for
 937         changes to Target_selector.
 938
 939         * README: Rewrite, with some notes on unsupported features.
 940
 941 2008-03-24  Cary Coutant  <ccoutant@google.com>
 942
 943         * i386.cc (Target_i386::Got_type): New enum declaration.
 944         (Target_i386::Scan::local): Updated callers of Output_data_got
 945         member functions.
 946         (Target_i386::Scan::global): Likewise.
 947         (Target_i386::Relocate::relocate): Likewise.
 948         (Target_i386::Relocate::relocate_tls): Likewise.
 949         * object.h (Got_offset_list): New class.
 950         (Sized_relobj::local_has_got_offset): Added got_type parameter.
 951         (Sized_relobj::local_got_offset): Likewise.
 952         (Sized_relobj::set_local_got_offset): Likewise.
 953         (Sized_relobj::local_has_tls_got_offset): Removed.
 954         (Sized_relobj::local_tls_got_offset): Removed.
 955         (Sized_relobj::set_local_tls_got_offset): Removed.
 956         (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
 957         * output.cc (Output_data_got::add_global): Added got_type parameter.
 958         (Output_data_got::add_global_with_rel): Likewise.
 959         (Output_data_got::add_global_with_rela): Likewise.
 960         (Output_data_got::add_global_pair_with_rel): New function.
 961         (Output_data_got::add_global_pair_with_rela): New function.
 962         (Output_data_got::add_local): Added got_type parameter.
 963         (Output_data_got::add_local_with_rel): Likewise.
 964         (Output_data_got::add_local_with_rela): Likewise.
 965         (Output_data_got::add_local_pair_with_rel): New function.
 966         (Output_data_got::add_local_pair_with_rela): New function.
 967         (Output_data_got::add_global_tls): Removed.
 968         (Output_data_got::add_global_tls_with_rel): Removed.
 969         (Output_data_got::add_global_tls_with_rela): Removed.
 970         (Output_data_got::add_local_tls): Removed.
 971         (Output_data_got::add_local_tls_with_rel): Removed.
 972         (Output_data_got::add_local_tls_with_rela): Removed.
 973         * output.h (Output_data_got::add_global): Added got_type parameter.
 974         (Output_data_got::add_global_with_rel): Likewise.
 975         (Output_data_got::add_global_with_rela): Likewise.
 976         (Output_data_got::add_global_pair_with_rel): New function.
 977         (Output_data_got::add_global_pair_with_rela): New function.
 978         (Output_data_got::add_local): Added got_type parameter.
 979         (Output_data_got::add_local_with_rel): Likewise.
 980         (Output_data_got::add_local_with_rela): Likewise.
 981         (Output_data_got::add_local_pair_with_rel): New function.
 982         (Output_data_got::add_local_pair_with_rela): New function.
 983         (Output_data_got::add_global_tls): Removed.
 984         (Output_data_got::add_global_tls_with_rel): Removed.
 985         (Output_data_got::add_global_tls_with_rela): Removed.
 986         (Output_data_got::add_local_tls): Removed.
 987         (Output_data_got::add_local_tls_with_rel): Removed.
 988         (Output_data_got::add_local_tls_with_rela): Removed.
 989         * resolve.cc (Symbol::override_base_with_special): Removed
 990         reference to has_got_offset_ field.
 991         * symtab.cc (Symbol::init_fields): Replaced initialization
 992         of got_offset_ with got_offsets_.  Removed initialization
 993         of has_got_offset_
 994         * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
 995         (Symbol::got_offset): Likewise.
 996         (Symbol::set_got_offset): Likewise.
 997         (Symbol::has_tls_got_offset): Removed.
 998         (Symbol::tls_got_offset): Removed.
 999         (Symbol::set_tls_got_offset): Removed.
1000         (Symbol::got_offset_): Removed.
1001         (Symbol::tls_mod_got_offset_): Removed.
1002         (Symbol::tls_pair_got_offset_): Removed.
1003         (Symbol::got_offsets_): New field.
1004         (Symbol::has_got_offset): Removed.
1005         (Symbol::has_tls_mod_got_offset): Removed.
1006         (Symbol::has_tls_pair_got_offset): Removed.
1007         * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
1008         (Target_x86_64::Scan::local): Updated callers of Output_data_got
1009         member functions.
1010         (Target_x86_64::Scan::global): Likewise.
1011         (Target_x86_64::Relocate::relocate): Likewise.
1012         (Target_x86_64::Relocate::relocate_tls): Likewise.
1013
1014 2008-03-25  Ben Elliston  <bje@au.ibm.com>
1015
1016         * yyscript.y: Fix spelling error in comment.
1017
1018 2008-03-24  Ian Lance Taylor  <iant@google.com>
1019
1020         * options.h (class General_options): Define build_id option.
1021         * layout.h (class Layout): Declare write_build_id, create_note,
1022         create_build_id.  Add build_id_note_ member.
1023         * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
1024         "libiberty.h", "md5.h", "sha1.h".
1025         (Layout::Layout): Initialize eh_frame_data_,
1026         eh_frame_hdr_section_, and build_id_note_.
1027         (Layout::finalize): Call create_build_id.
1028         (Layout::create_note): New function, broken out of
1029         Layout::create_gold_note.
1030         (Layout::create_gold_note): Call create_note.
1031         (Layout::create_build_id): New function.
1032         (Layout::write_build_id): New function.
1033         (Close_task_runner::run): Call write_build_id.
1034
1035         * x86_64.cc: Correct license to GPLv3.
1036
1037 2008-03-23  Ian Lance Taylor  <iant@google.com>
1038
1039         * options.cc: Include "demangle.h".
1040         (parse_optional_string): New function.
1041         (parse_long_option): Handle takes_optional_argument.
1042         (parse_short_option): Update dash_z initializer.  Handle
1043         takes_optional_argument.
1044         (General_options::General_options): Initialize do_demangle_.
1045         (General_options::finalize): Set do_demangle_.  Handle demangling
1046         style.
1047         * options.h (parse_optional_string): Declare.
1048         (struct One_option): Add optional_arg field.  Update constructor.
1049         Update call constructor calls.  Add takes_optional_argument
1050         function.
1051         (DEFINE_var): Add optional_arg__ parameter.  Change all callers.
1052         (DEFINE_optional_string): Define.
1053         (General_options::demangle): Change from DEFINE_bool to
1054         DEFINE_optional_string.
1055         (General_options::no_demangle): New function.
1056         (General_options::do_demangle): New function.
1057         (General_options::set_do_demangle): New function.
1058         (General_options::execstack_status_): Move definition to end of
1059         class definition.
1060         (General_options::static_): Likewise.
1061         (General_options::do_demangle_): New field.
1062         * object.cc (big_endian>::get_symbol_location_info): Call
1063         Options::do_demangle, not Options::demangle.
1064         * symtab.cc (demangle): Likewise.
1065
1066 2008-03-22  Ian Lance Taylor  <iant@google.com>
1067
1068         * gold.h: Include <cstddef> and <sys/types.h>
1069         * options.h: Include <cstring>.
1070
1071 2008-03-21  Ian Lance Taylor  <iant@google.com>
1072
1073         * Added source code to GNU binutils.
1074