gold/ChangeLog

   1 2008-05-05  Ian Lance Taylor  <iant@google.com>
   2
   3         * options.h (DEFINE_bool): For DASH_Z, create the negative option
   4         as noVARNAME rather than no-VARNAME.
   5         (class General_options): Add option -z combreloc.
   6         * output.h (class Output_reloc) [SHT_REL]: Declare compare and
   7         get_address.
   8         (Output_reloc::sort_before) [SHT_REL]: New function.
   9         (Output_reloc::sort_before) [SHT_RELA]: New function.
  10         (class Output_data_reloc_base): Add sort_relocs_ field.  Define
  11         Sort_relocs_comparison.
  12         (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
  13         parameter.  Change all callers.
  14         (Output_data_reloc::Output_data_reloc) [both versions]: Add
  15         sort_relocs parameter.  Change all callers.
  16         * output.cc (Output_reloc::get_address): New function, broken out
  17         of write_rel.
  18         (Output_reloc::write_rel): Call it.
  19         (Output_reloc::compare): New function.
  20         (Output_data_reloc_base::do_write): Optionally sort relocs.
  21
  22         * configure.ac: If targ_extra_obj is set, link it in.
  23         * configure.tgt: Initialize all variables.
  24         (x86_64*): Set targ_extra_obj and targ_extra_size.
  25         * configure: Rebuild.
  26
  27         * object.cc (Sized_relobj::include_section_group): Adjust section
  28         indexes read from group data.  Build vector to pass to
  29         layout_group.
  30         * layout.cc (Layout::layout_group): Add flags and shndxes
  31         parameters.  Remove contents parameter.  Change caller.  Update
  32         explicit instantiations.
  33         * layout.h (class Layout): Update layout_group declaration.
  34         * output.cc (Output_data_group::Output_data_group): Add flags and
  35         input_shndxes parameters.  Remove contents parameter.  Change
  36         caller.
  37         (Output_data_group::do_write): Change input_sections_ to
  38         input_shndxes_.
  39         * output.h (class Output_data_group): Update constructor
  40         declaration.  Rename input_sections_ to input_shndxes_.
  41         * testsuite/many_sections_test.cc: Add template.
  42
  43 2008-04-30  Cary Coutant  <ccoutant@google.com>
  44
  45         * target-reloc.h (relocate_section): Fix dead-pointer bug.
  46
  47         * layout.cc (Layout::include_section): Refactored check for debug
  48         info section.
  49         (Layout::add_comdat): Add new parameters.  Change type
  50         of signature parameter.  Add object and shndx to signatures table.
  51         (Layout::find_kept_object): New function.
  52         * layout.h: Include <cstring>.
  53         (Layout::is_debug_info_section): New function.
  54         (Layout::add_comdat): Add new parameters.
  55         (Layout::find_kept_object): New function.
  56         (Layout::Kept_section): New struct.
  57         (Layout::Signatures): Change type of map range.
  58         * object.cc (Relobj::output_section_address): New function.
  59         (Sized_relobj::include_section_group): Add new parameters.  Change
  60         calls to Layout::add_comdat.  Change to build table of kept comdat
  61         groups and table mapping discarded sections to kept sections.
  62         (Sized_relobj::include_linkonce_section): Likewise.  Add new parameter.
  63         (Sized_relobj::do_layout): Change calls to include_section_group and
  64         include_linkonce_section.
  65         (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
  66         value to zero when section is discarded.
  67         (Sized_relobj::map_to_kept_section): New function.
  68         * object.h (Relobj::output_section_address): New function.
  69         (Relobj::Comdat_group): New type.
  70         (Relobj::find_comdat_group): New function.
  71         (Relobj::Comdat_group_table): New type.
  72         (Relobj::Kept_comdat_section): New type.
  73         (Relobj::Kept_comdat_section_table): New type.
  74         (Relobj::add_comdat_group): New function.
  75         (Relobj::set_kept_comdat_section): New function.
  76         (Relobj::get_kept_comdat_section): New function.
  77         (Relobj::comdat_groups_): New field.
  78         (Relobj::kept_comdat_sections_): New field.
  79         (Symbol_value::input_value): Update comment.
  80         (Sized_relobj::map_to_kept_section) New function.
  81         (Sized_relobj::include_linkonce_section): Add new parameter.
  82         * target-reloc.h (Comdat_behavior): New type.
  83         (get_comdat_behavior): New function.
  84         (relocate_section): Add code to map a discarded section to the
  85         corresponding kept section when applying a relocation.
  86
  87 2008-04-30  Craig Silverstein  <csilvers@google.com>
  88
  89         * dwarf_reader.cc (next_generation_count): New static var.
  90         (Addr2line_cache_entry): New struct.
  91         (addr2line_cache): New static var.
  92         (Dwarf_line_info::one_addr2line): Added caching.
  93         (Dwarf_line_info::clear_addr2line_cache): New function.
  94         * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
  95         cache-size parameter.
  96         (Dwarf_line_info::one_addr2line_cache): New function.
  97         * symtab.cc (Symbol_table::detect_odr_violations): Pass
  98         new cache-size argument to one_addr2line(), and clear cache.
  99
 100 2008-04-28  Cary Coutant  <ccoutant@google.com>
 101
 102         * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
 103         R_386_PC8 relocations.
 104
 105 2008-04-23  Ian Lance Taylor  <iant@google.com>
 106
 107         * object.cc (Sized_relobj::include_section_group): Check for
 108         invalid section group.
 109
 110         * object.cc (make_elf_object): Correct test for 64-bit ELF file
 111         header size.
 112
 113         * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
 114         than read for file header.
 115         * archive.cc (Archive::include_member): Likewise.
 116
 117 2008-04-23  Paolo Bonzini  <bonzini@gnu.org>
 118
 119         * aclocal.m4: Regenerate.
 120         * configure: Regenerate.
 121
 122 2008-04-19  Ian Lance Taylor  <iant@google.com>
 123
 124         * version.cc (version_string): Bump to 1.6.
 125
 126         * testsuite/Makefile.am (many_sections_r_test): New target.
 127         (many_sections_r_test_SOURCES): Remove.
 128         (many_sections_r_test_DEPENDENCIES): Remove.
 129         (many_sections_r_test_LDFLAGS): Remove.
 130         (many_sections_r_test_LDADD): Remove.
 131
 132         * object.cc (Sized_relobj::do_add_symbols): Always pass
 133         local_symbol_count_ to add_from_relobj.
 134
 135         * testsuite/Makefile.am (many_sections_check.h): Only check one in
 136         every thousand variables.
 137         * testsuite/Makefile.in: Rebuild.
 138
 139         * object.cc (Xindex::initialize_symtab_xindex): New function.
 140         (Xindex::read_symtab_xindex): New function.
 141         (Xindex::sym_xindex_to_shndx): New function.
 142         (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
 143         available.
 144         (Sized_relobj::do_initialize_xindex): New function.
 145         (Sized_relobj::do_read_symbols): Adjust section links.
 146         (Sized_relobj::symbol_section_and_value): Add is_ordinary
 147         parameter.  Change all callers.
 148         (Sized_relobj::include_section_group): Adjust section links and
 149         symbol section indexes.
 150         (Sized_relobj::do_layout): Adjust section links.
 151         (Sized_relobj::do_count_local_symbols): Adjust section links and
 152         symbol section indexes.
 153         (Sized_relobj::do_finalize_local_symbols): Distinguish between
 154         ordinary and special symbols.
 155         (Sized_relobj::write_local_symbols): Add symtab_xindex and
 156         dynsym_xindex parameters.  Change all callers.  Adjust section
 157         links.  Use SHN_XINDEX when needed.
 158         (Sized_relobj::get_symbol_location_info): Adjust section links.
 159         Don't get fooled by special symbols.
 160         * object.h (class Xindex): Define.
 161         (class Object): Add xindex_ parameter.  Declare virtual functoin
 162         do_initialize_xindex.
 163         (Object::adjust_sym_shndx): New function.
 164         (Object::set_xindex): New protected function.
 165         (class Symbol_value): Add is_ordinary_shndx_ field.
 166         (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
 167         (Symbol_value::value): Assert ordinary section.
 168         (Symbol_value::initialize_input_to_output_map): Likewise.
 169         (Symbol_value::set_input_shndx): Add is_ordinary parameter.
 170         Change all callers.
 171         (Symbol_value::input_shndx): Add is_ordinary parameter.  Change
 172         all callers.
 173         (class Sized_relobj): Update declarations.
 174         (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
 175         parameter.  Change all callers.
 176         (Sized_relobj::adjust_shndx): New function.
 177         * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
 178         field.
 179         (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
 180         parameter.  Change all callers.  Pick up SHT_DYNSYM_SHNDX section
 181         for SHT_DYNSYM section if available.  Set dynsym_shndx_ field.
 182         (Sized_dynobj::read_dynsym_section): Adjust section links.
 183         (Sized_dynobj::read_dynamic): Likewise.
 184         (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field.  Adjust
 185         section links.
 186         (Sized_dynobj::do_initialize_xindex): New function.
 187         * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field.  Declare
 188         do_initialize_xindex.
 189         (Sized_dynobj::adjust_shndx): New function.
 190         * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
 191         dynsym_xindex_ fields.
 192         (Layout::finalize): Add a call to set_section_indexes before
 193         creating the symtab sections.
 194         (Layout::set_section_indexes): Don't do anything if the section
 195         already has a section index.
 196         (Layout::create_symtab_sections): Add shnum parameter.  Change
 197         caller.  Create .symtab_shndx section if needed.
 198         (Layout::create_shdrs): Add shstrtab_section parameter.  Change
 199         caller.
 200         (Layout::allocated_output_section_count): New function.
 201         (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
 202         needed.
 203         * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
 204         fields.  Update declarations.
 205         (Layout::symtab_xindex): New function.
 206         (Layout::dynsym_xindex): New function.
 207         (class Write_symbols_task): Add layout_ field.
 208         (Write_symbols_task::Write_symbols_task): Add layout parameter.
 209         Change caller.
 210         * output.cc (Output_section_headers::Output_section_headers): Add
 211         shstrtab_section parameter.  Change all callers.
 212         (Output_section_headers::do_sized_write): Store overflow values
 213         for section count and section string table section index in
 214         section header zero.
 215         (Output_file_header::do_sized_write): Check for overflow of
 216         section count and section string table section index.
 217         (Output_symtab_xindex::do_write): New function.
 218         (Output_symtab_xindex::endian_do_write): New function.
 219         * output.h (class Output_section_headers): Add shstrtab_section_.
 220         Update declarations.
 221         (class Output_symtab_xindex): Define.
 222         (Output_section::has_out_shndx): New function.
 223         * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
 224         field.
 225         (Symbol::init_base): Add st_shndx and is_ordinary parameters.
 226         Change all callers.
 227         (Sized_symbol::init): Likewise.
 228         (Symbol::output_section): Check for ordinary symbol.
 229         (Symbol_table::add_from_object): Remove orig_sym parameter.  Add
 230         st_shndx, is_ordinary, and orig_st_shndx parameters.  Change all
 231         callers.
 232         (Symbol_table::add_from_relobj): Add symndx_offset parameter.
 233         Change all callers.  Simplify handling of symbols from sections
 234         not included in the link.
 235         (Symbol_table::add_from_dynobj): Handle ordinary symbol
 236         distinction.
 237         (Weak_alias_sorter::operator()): Assert that symbols are
 238         ordinary.
 239         (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
 240         distinction.
 241         (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
 242         parameters.  Change all callers.
 243         (Symbol_table::sized_write_globals): Likewise.  Handle ordinary
 244         symbol distinction.  Use SHN_XINDEX when needed.
 245         (Symbol_table::write_section_symbol): Add symtab_xindex
 246         parameter.  Change all callers.
 247         (Symbol_table::sized_write_section_symbol): Likewise.  Use
 248         SHN_XINDEX when needed.
 249         * symtab.h (class Symbol): Add is_ordinary_shndx_ field.  Update
 250         declarations.
 251         (Symbol::shndx): Add is_ordinary parameter.  Change all callers.
 252         (Symbol::is_defined): Check is_ordinary.
 253         (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
 254         (Symbol::is_absolute, Symbol::is_common): Likewise.
 255         (class Sized_symbol): Update declarations.
 256         (class Symbol_table): Update declarations.
 257         * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
 258         parameters.  Change all callers.
 259         (Sized_symbol::override): Likewise.
 260         (Symbol_table::override): Likewise.
 261         (symbol_to_bits): Add is_ordinary parameter.  Change all callers.
 262         (Symbol_table::resolve): Remove orig_sym parameter.  Add st_shndx,
 263         is_ordinary, and orig_st_shndx parameters.  Change all callers.
 264         * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
 265         to be in an ordinary section.
 266         * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
 267         object and is_ordinary parameters.  Change all callers.
 268         (Sized_dwarf_line_info::read_relocs): Add object parameter.
 269         Change all callers.  Don't add undefined or non-ordinary symbols
 270         to reloc_map_.
 271         (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
 272         Change all callers.
 273         * dwarf_reader.h (class Sized_dwarf_line_info): Update
 274         declarations.
 275         * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
 276         * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
 277         (Sized_relobj::relocate_sections): Likewise.
 278         * target-reloc.h (scan_relocs): Adjust section symbol index.
 279         (scan_relocatable_relocs): Likewise.
 280         * i386.cc (Scan::local): Check for ordinary symbols.
 281         * sparc.cc (Scan::local): Likewise.
 282         * x86_64.cc (Scan::local): Likewise.
 283         * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
 284         to symbol_section_and_value.
 285         * testsuite/many_sections_test.cc: New file.
 286         * testsuite/Makefile.am (BUILT_SOURCES): Define.
 287         (check_PROGRAMS): Add many_sections_test.
 288         (many_sections_test_SOURCES): Define.
 289         (many_sections_test_DEPENDENCIES): Define.
 290         (many_sections_test_LDFLAGS): Define.
 291         (BUILT_SOURCES): Add many_sections_define.h.
 292         (many_sections_define.h): New target.
 293         (BUILT_SOURCES): Add many_sections_check.h.
 294         (many_sections_check.h): New target.
 295         (check_PROGRAMS): Add many_sections_r_test.
 296         (many_sections_r_test_SOURCES): Define.
 297         (many_sections_r_test_DEPENDENCIES): Define.
 298         (many_sections_r_test_LDFLAGS): Define.
 299         (many_sections_r_test_LDADD): Define.
 300         (many_sections_r_test.o): New target.
 301         * testsuite/Makefile.in: Rebuild.
 302
 303 2008-04-17  Cary Coutant  <ccoutant@google.com>
 304
 305         * errors.cc (Errors::info): New function.
 306         (gold_info): New function.
 307         * errors.h (Errors::info): New function.
 308         * gold.h (gold_info): New function.
 309         * object.cc (Input_objects::add_object): Print trace output.
 310         * options.cc (options::parse_set): New function.
 311         (General_options::parse_wrap): Deleted.
 312         (General_options::General_options): Deleted initializer.
 313         * options.h (options::String_set): New typedef.
 314         (options::parse_set): New function.
 315         (DEFINE_set): New macro.
 316         (General_options::wrap): Changed to use DEFINE_set. Changed
 317         callers of any_wrap_symbols and is_wrap_symbol.
 318         (General_options::trace, General_options::trace_symbol):
 319         New options.
 320         (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
 321         (General_options::wrap_symbols_): Deleted.
 322         * symtab.cc (Symbol_table::add_from_object): Print trace output.
 323
 324 2008-04-17  David S. Miller  <davem@davemloft.net>
 325
 326         * options.cc (General_options::parse_V): New function.
 327         * options.h: Add entries for -V and -Qy.
 328
 329 2008-04-17  Ian Lance Taylor  <iant@google.com>
 330
 331         * common.cc (Symbol_table::allocate_commons): Remove options
 332         parameter.  Change caller.
 333         (Symbol_table::do_allocate_commons): Remove options parameter.
 334         Change caller.  Just call do_allocate_commons_list twice.
 335         (Symbol_table::do_allocate_commons_list): New function, broken out
 336         of do_allocate_commons.
 337         * common.h (class Allocate_commons_task): Remove options_ field.
 338         Update constructor.
 339         * symtab.cc (Symbol_table::Symbol_table): Initialize
 340         tls_commons_.
 341         (Symbol_table::add_from_object): Put TLS common symbols on
 342         tls_commons_ list.
 343         (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
 344         which are IN_OUTPUT_DATA.
 345         * symtab.h (class Symbol_table): Add tls_commons_ field.  Update
 346         allocate_commons and do_allocate_commons declarations.  Declare
 347         do_allocate_commons_list.
 348         * gold.cc (queue_middle_tasks): Update creation of
 349         Allocate_commons_task to not pass options.
 350         * testsuite/Makefile.am (INCLUDES): Add -I.. .
 351         (TLS_TEST_C_FLAGS): New variable.
 352         (tls_test_c_pic.o): New target.
 353         (tls_test_shared.so): Link in tls_test_c_pic.o.
 354         (tls_test_c_pic_ie.o): New target.
 355         (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
 356         (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
 357         (tls_test_c.o): New target.
 358         (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
 359         (tls_pic_test_LDADD): Likewise.
 360         (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
 361         (tls_shared_gd_to_ie_test_LDADD): Likewise.
 362         (tls_test_c_gnu2.o): New target.
 363         (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
 364         tls_test_c_gnu2.o.
 365         (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
 366         (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
 367         (tls_test_shared_nonpic.so): Link in tls_test_c.o.
 368         * testsuite/tls_test.cc: Include "config.h".
 369         (t_last): Call t11_last.
 370         * testsuite/tls_test.h (t11, t11_last): Declare.
 371         * testsuite/tls_test_c.c: New file.
 372         * testsuite/tls_test_main.cc (thread_routine): Call t11.
 373         * configure.ac: Check for OpenMP support.
 374         * configure, config.in, Makefile.in: Rebuild.
 375         * testsuite/Makefile.in: Rebuild.
 376
 377 2008-04-16  Cary Coutant  <ccoutant@google.com>
 378
 379         * i386.cc (Target_i386::define_tls_base_symbol): New function.
 380         (Target_i386::tls_base_symbol_defined_): New field.
 381         (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
 382         (Target_i386::Scan::global): Likewise.
 383         * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
 384         * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
 385         (Target_x86_64::tls_base_symbol_defined_): New field.
 386         (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
 387         (Target_x86_64::Scan::global): Likewise.
 388
 389 2008-04-16  Cary Coutant  <ccoutant@google.com>
 390
 391         * symtab.h (Symbol::is_strong_undefined): Removed unused function.
 392         (Symbol::needs_plt_entry): Allow weak undefined symbols.
 393         (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
 394         building shared libraries.
 395         * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
 396         (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
 397         (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
 398         * testsuite/Makefile.in: Rebuild.
 399         * testsuite/weak_undef.h: New file.
 400         * testsuite/weak_undef_file1.cc: Add extra test cases.
 401         * testsuite/weak_undef_file2.cc: Likewise.
 402         * testsuite/weak_undef_test.cc: Likewise.
 403
 404 2008-04-16  David S. Miller  <davem@davemloft.net>
 405
 406         * sparc.cc (Target_sparc::Scan): Change from struct to class.
 407         Add issued_non_pic_error_ field.  Declare check_non_pic.
 408         (Target_sparc::Scan::check_non_pic): New function.
 409         (Target_sparc::Scan::local): Call check_non_pic as appropriate.
 410         (Target_sparc::Scan::global): Likewise.
 411
 412         * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
 413         * configure: Rebuild.
 414
 415         * options.h (DEFINE_enable): New macro.
 416         (new_dtags): New enable option.
 417         (initfirst, interpose, loadfltr, nodefaultlib,
 418         nodelete, nodlopen, nodump): New -z options.
 419         * layout.cc (Layout:finish_dynamic_section): If new
 420         dtags enabled, emit DT_RUNPATH.  Also, emit a
 421         DT_FLAGS_1 containing any specified -z flags.
 422
 423 2008-04-16  Ian Lance Taylor  <iant@google.com>
 424
 425         * copy-relocs.cc: New file.
 426         * copy-relocs.h: New file.
 427         * reloc.cc: Remove Copy_relocs code.
 428         * reloc.h: Likewise.
 429         * reloc-types.h (struct Reloc_types) [both versions]: Add
 430         get_reloc_addend_noerror.
 431         * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
 432         variants of add_global which take an addend which must be zero.
 433         * i386.cc: Include "copy-relocs.h".
 434         (class Target_i386): Change type of copy_relocs_ to variable,
 435         update initializer.
 436         (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
 437         Change all callers.
 438         (Target_i386::do_finalize_sections): Change handling of
 439         copy_relocs_.
 440         * sparc.cc: Include "copy-relocs.h".
 441         (class Target_sparc): Change type of copy_relocs_ to variable,
 442         update initializer.
 443         (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
 444         Change all callers.
 445         (Target_sparc::do_finalize_sections): Change handling of
 446         copy_relocs_.
 447         * x86_64.cc: Include "copy-relocs.h".
 448         (class Target_x86_64): Change type of copy_relocs_ to variable,
 449         update initializer.
 450         (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
 451         class.  Change all callers.
 452         (Target_x86_64::do_finalize_sections): Change handling of
 453         copy_relocs_.
 454         * Makefile.am (CCFILES): Add copy-relocs.cc.
 455         (HFILES): Add copy-relocs.h.
 456
 457         * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
 458
 459         * testsuite/script_test_4.sh: Permit leading zeroes.
 460
 461 2008-04-15  Ian Lance Taylor  <iant@google.com>
 462
 463         * script-sections.cc (Script_sections::create_segments): Use
 464         header_size_adjustment even when there is enough room for the
 465         headers.
 466         * testsuite/script_test_4.sh: New file.
 467         * testsuite/script_test_4.t: New file.
 468         * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
 469         (check_DATA): Add script_test_4.stdout.
 470         (MOSTLYCLEANFILES): Likewise.
 471         (script_test_4): New target.
 472         (script_test_4.stdout): New target.
 473         * testsuite/Makefile.in: Rebuild.
 474
 475         * sparc.cc: Add definitions for Output_data_plt_sparc class
 476         constants.
 477
 478 2008-04-14  David S. Miller  <davem@davemloft.net>
 479
 480         * sparc.cc: New file.
 481         * Makefile.am (TARGETSOURCES): Add sparc.cc
 482         (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
 483         * configure.tgt: Document targ_extra_size and
 484         targ_extra_big_endian.  Add entries for sparc-* and
 485         sparc64-*.
 486         * configure.ac: Handle targ_extra_size and
 487         targ_extra_big_endian.
 488         * Makefile.in: Rebuild.
 489         * configure: Likewise.
 490         * po/POTFILES.in: Likewise.
 491         * po/gold.pot: Likewise.
 492
 493 2008-04-14  Ian Lance Taylor  <iant@google.com>
 494
 495         * layout.cc (Layout::Layout): Initialize sections_are_attached_.
 496         (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
 497         in the name/type/flags to section mapping.  Don't call
 498         allocate_output_section.
 499         (Layout::choose_output_section): Change parameter from adjust_name
 500         to is_input_section.  Don't permit input sections after sections
 501         are attached to segments.  Don't call allocate_output_section.
 502         (Layout::layout_eh_frame): Call update_flags_for_input_section,
 503         not write_enable_output_section.
 504         (Layout::make_output_section): Don't push to
 505         unattached_section_list_ nor call attach_to_segment.  Call
 506         attach_section_to_segment if sections are attached.
 507         (Layout::attach_sections_to_segments): New function.
 508         (Layout::attach_section_to_segment): New function.
 509         (Layout::attach_allocated_section_to_segment): Rename from
 510         attach_to_segment.  Remove flags parameter.
 511         (Layout::allocate_output_section): Remove function.
 512         (Layout::write_enable_output_section): Remove function.
 513         * layout.h (class Layout): Update for above changes.  Add new
 514         field sections_are_attached_.
 515         * output.h (Output_section::update_flags_for_input_section): New
 516         function.
 517         * output.cc (Output_section::add_input_section): Call
 518         update_flags_for_input_section.
 519         * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
 520
 521 2008-04-11  Cary Coutant  <ccoutant@google.com>
 522
 523         * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
 524         thought unnecessary.
 525         * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
 526
 527 2008-04-11  Ian Lance Taylor  <iant@google.com>
 528
 529         * output.h (class Output_section_data): Remove inline definition
 530         of set_addralign.
 531         * output.cc (Output_section_data::set_addralign): New function.
 532
 533 2008-04-11  Cary Coutant  <ccoutant@google.com>
 534
 535         Add support for TLS descriptors for i386 and x86_64.
 536         * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
 537         (Target_i386::Relocate::tls_desc_gd_to_le): New function.
 538         (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
 539         GOT_TYPE_TLS_DESC.
 540         (Target_i386::got_mod_index_entry): Remove unnecessary code.
 541         (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
 542         R_386_TLS_DESC_CALL relocations.  Fix problem with initial-exec
 543         relocations.
 544         (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
 545         Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
 546         Fix problem with initial-exec relocations.
 547         (Target_i386::Relocate::relocate_tls): Likewise.
 548         (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
 549         relaxation.
 550         * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
 551         support for section-plus-offset dynamic table entries.
 552         * output.h (Output_data_dynamic::add_section_plus_offset): New function.
 553         (Output_data_dynamic::Dynamic_entry): Add support for
 554         section-plus-offset dynamic table entries.
 555         (Output_data_dynamic::Classification): Likewise.
 556         (Output_data_dynamic::classification_): Renamed offset_.
 557         * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
 558         (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
 559         (Target_x86_64::make_plt_section): New function.
 560         (Target_x86_64::reserve_tlsdesc_entries): New function.
 561         (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
 562         (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
 563         (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
 564         (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
 565         (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
 566         (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
 567         (Output_data_plt_x86_64::set_final_data_size): Move out of line;
 568         add extra PLT entry for TLS descriptors.
 569         (Output_data_plt_x86_64::got_): New field.
 570         (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
 571         (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
 572         fields.
 573         (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
 574         descriptors.
 575         (Target_x86_64::make_plt_entry): Factor out make_plt_section.
 576         (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
 577         (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
 578         R_386_TLS_DESC_CALL relocations.
 579         (Target_x86_64::Scan::global): Likewise.
 580         (Target_x86_64::do_finalize_sections): Add dynamic table entries
 581         for TLS descriptors.
 582         (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
 583         Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
 584         (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
 585         GD-to-IE relaxation.
 586         * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
 587         and TLS_DESCRIPTORS.
 588         * Makefile.in: Rebuild.
 589         * configure: Rebuild.
 590         * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
 591         (tls_test_shared2.so): New target.
 592         (tls_shared_gd_to_ie_test_SOURCES): New variable.
 593         (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
 594         (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
 595         (tls_shared_gd_to_ie_test_LDADD): New variable.
 596         (tls_shared_gnu2_gd_to_ie_test): New target.
 597         (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
 598         New targets.
 599         (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
 600         (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
 601         (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
 602         (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
 603         (tls_shared_gnu2_test): New target.
 604         (tls_test_gnu2_shared.so): New target.
 605         (tls_shared_gnu2_test_SOURCES): New variable.
 606         (tls_shared_gnu2_test_DEPENDENCIES): New variable.
 607         (tls_shared_gnu2_test_LDFLAGS): New variable.
 608         (tls_shared_gnu2_test_LDADD): New variable.
 609         * testsuite/Makefile.in: Rebuild.
 610         * testsuite/Makefile.
 611
 612 2008-04-11  Ian Lance Taylor  <iant@google.com>
 613
 614         * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
 615         justsyms.t.
 616         * testsuite/Makefile.in: Rebuild.
 617
 618         * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
 619         long.
 620         * testsuite/script_test_2.cc (main): Adjust test.
 621
 622 2008-04-11  David S. Miller  <davem@davemloft.net>
 623             Ian Lance Taylor  <iant@google.com>
 624
 625         * options.h (General_options): Add entries for '-Y' and
 626         '-relax'.
 627         * options.cc (General_options:finalize): If -Y was used, add those
 628         entries to the library path instead of the default "/lib" and
 629         "/usr/lib".
 630
 631 2008-04-11  David S. Miller  <davem@davemloft.net>
 632
 633         * testsuite/justsyms.t: Start at 0x100.
 634         * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
 635         * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
 636         long.
 637         * testsuite/script_test_2.cc: Adjust string and section length
 638         checks.
 639
 640 2008-04-09  Ian Lance Taylor  <iant@google.com>
 641
 642         PR gold/5996
 643         * script-sections.cc (Sections_element::allocate_to_segment): Add
 644         orphan parameter.
 645         (Output_section_definition::allocate_to_segment): Likewise.
 646         (Orphan_output_section::allocate_to_segment): Likewise.
 647         (Script_sections::attach_sections_using_phdrs_clause): Don't
 648         propagate non-PT_LOAD segments to orphan sections.
 649         * testsuite/Makefile.am (script_test_3.stdout): Generate using
 650         readelf rather than objdump.
 651         * testsuite/script_test_3.sh: Adjust accordingly.  Test that
 652         .interp section and PT_INTERP segment are the same size.
 653         * testsuite/Makefile.in: Rebuild.
 654
 655         * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
 656         aliases for symbols defined in the same object.
 657         * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
 658         (weak_alias_test_SOURCES): New variable.
 659         (weak_alias_test_DEPENDENCIES): New variable.
 660         (weak_alias_test_LDFLAGS): New variable.
 661         (weak_alias_test_LDADD): New variable.
 662         (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
 663         (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
 664         (weak_alias_test_3.o): New target.
 665         (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
 666         * testsuite/weak_alias_test_main.cc: New file.
 667         * testsuite/weak_alias_test_1.cc: New file.
 668         * testsuite/weak_alias_test_2.cc: New file.
 669         * testsuite/weak_alias_test_3.cc: New file.
 670
 671 2008-04-08  Ian Lance Taylor  <iant@google.com>
 672
 673         * options.h (class General_options): Add --noinhibit-exec option.
 674         * main.cc (main): Check --noinhibit-exec.
 675
 676         * options.h (class General_options): Define --wrap as a special
 677         option.  Add wrap_symbols_ field.
 678         (General_options::any_wrap_symbols): New function.
 679         (General_options::is_wrap_symbol): New function.
 680         * options.cc (General_options::parse_wrap): New function.
 681         (General_options::General_options): Initialize wrap_symbols_.
 682         * symtab.cc (Symbol_table::wrap_symbol): New function.
 683         (Symbol_table::add_from_object): Handle --wrap.
 684         * symtab.h (class Symbol_table): Declare wrap_symbol.
 685         * target.h (Target::wrap_char): New function.
 686         (Target::Target_info): Add wrap_char field.
 687         * i386.cc (Target_i386::i386_info): Initialize wrap_char.
 688         * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
 689         * testsuite/testfile.cc (Target_test::test_target_info):
 690         Likewise.
 691
 692         * errors.cc (Errors::undefined_symbol): Mention symbol version if
 693         there is one.
 694
 695         * layout.h (class Layout): Add added_eh_frame_data_ field.
 696         * layout.cc (Layout::Layout): Initialize new field.
 697         (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
 698         output section until we find a section we merged successfully.
 699         * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
 700         that the size be non-zero.
 701
 702         * merge.cc (Object_merge_map::get_output_offset): Remove inline
 703         qualifier.
 704
 705 2008-04-08  Craig Silverstein  <csilvers@google.com>
 706
 707         * configure.ac: Export new conditional variable HAVE_ZLIB.
 708         * testsuite/Makefile.am (flagstest_o_specialfile): Condition
 709         on HAVE_ZLIB.
 710         (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
 711         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
 712
 713 2008-04-07  Ian Lance Taylor  <iant@google.com>
 714
 715         * version.cc (version_string): Set to "1.5".
 716
 717         * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
 718         Add issued_non_pic_error_ field.  Declare check_non_pic.
 719         (Target_x86_64::Scan::check_non_pic): New function.
 720         (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
 721         (Target_x86_64::Scan::global): Likewise.
 722
 723         * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
 724         addend parameter.  Change caller.  Handle merge sections.
 725         (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
 726         Address to Addend.  Don't add in the result of
 727         local_section_offset, pass down the addend and use the returned
 728         value.
 729         * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
 730         Update declarations of local_section_offset and symbol_value.
 731         * testsuite/two_file_test_1.cc (t18): New function.
 732         * testsuite/two_file_test_2.cc (f18): New function.
 733         * testsuite/two_file_test_main.cc (main): Call t18.
 734         * testsuite/two_file_test.h (t18, f18): Declare.
 735
 736         * configure.ac: Don't test for objdump, c++filt, or readelf.
 737         * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
 738         conditionals.
 739         (TEST_READELF): New variable.
 740         (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
 741         (check_PROGRAMS): Add two_file_strip_test.
 742         (two_file_strip_test): New target.
 743         (check_PROGRAMS): Add two_file_same_shared_strip_test.
 744         (two_file_same_shared_strip_test_SOURCES): New variable.
 745         (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
 746         (two_file_same_shared_strip_test_LDFLAGS): New variable.
 747         (two_file_same_shared_strip_test_LDADD): New variable.
 748         (two_file_shared_strip.so): New target.
 749         (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
 750         (ver_test_5.syms, ver_test_7.syms): Likewise.
 751         (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
 752         (strip_test_3.stdout): Use TEST_OBJDUMP.
 753         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
 754
 755 2008-04-04  Cary Coutant  <ccoutant@google.com>
 756
 757         * symtab.h (Symbol::is_weak_undefined): New function.
 758         (Symbol::is_strong_undefined): New function.
 759         (Symbol::is_absolute): New function.
 760         (Symbol::needs_plt_entry): Exclude weak undefined symbols.
 761         (Symbol::needs_dynamic_reloc): Exclude weak undefined and
 762         absolute symbols.
 763         * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
 764         (weak_undef_test): New target.
 765         * testsuite/Makefile.in: Rebuild.
 766         * testsuite/weak_undef_file1.cc: New file.
 767         * testsuite/weak_undef_file2.cc: New file.
 768         * testsuite/weak_undef_test.cc: New file.
 769
 770 2008-04-03  Craig Silverstein  <csilvers@google.com>
 771
 772         * compressed_output.h (class Output_compressed_section): Use
 773         unsigned buffer.
 774         * compressed_output.cc (zlib_compress): Use unsigned buffers,
 775         add zlib header.
 776         (zlib_compressed_suffix): Removed.
 777         (Output_compressed_section::set_final_data_size): Use unsigned
 778         buffers.
 779         * testsuite/Makefile.am (flagstest_compress_debug_sections):
 780         Fix linker invocation.
 781         (flagstest_o_specialfile_and_compress_debug_sections):
 782         Likewise.
 783         * testsuite/Makefile.in: Regenerated.
 784
 785 2008-04-02  David S. Miller  <davem@davemloft.net>
 786
 787         *  dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
 788         Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
 789
 790 2008-04-02  Craig Silverstein  <csilvers@google.com>
 791
 792         * TODO: New file.
 793
 794 2008-04-02  Ian Lance Taylor  <iant@google.com>
 795
 796         * fileread.cc (File_read::find_view): Add byteshift and vshifted
 797         parameters.  Update for new key type to views_.  Change all
 798         callers.
 799         (File_read::read): Adjust for byteshift in returned view.
 800         (File_read::add_view): New function, broken out of
 801         find_and_make_view.
 802         (File_read::make_view): New function, broken out of
 803         find_and_make_view.
 804         (File_read::find_or_make_view): Add offset and aligned
 805         parameters.  Rewrite accordingly.  Change all callers.
 806         (File_read::get_view): Add offset and aligned parameters.  Adjust
 807         for byteshift in return value.
 808         (File_read::get_lasting_view): Likewise.
 809         * fileread.h (class File_read): Update declarations.
 810         (class File_read::View): Add byteshift_ field.  Add byteshift to
 811         constructor.  Add byteshift method.
 812         * archive.h (Archive::clear_uncached_views): New function.
 813         (Archive::get_view): Add aligned parameter.  Change all callers.
 814         * object.h (Object::get_view): Add aligned parameter.  Change all
 815         callers.
 816         (Object::get_lasting_view): Likewise.
 817
 818         * fileread.cc (File_read::release): Don't call clear_views if
 819         there are multiple objects.
 820         * fileread.h (File_read::clear_uncached_views): New function.
 821         * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
 822         on the archive.
 823
 824 2008-03-31  Cary Coutant  <ccoutant@google.com>
 825
 826         Add thin archive support.
 827         * archive.cc (Archive::armagt): New const.
 828         (Archive::setup): Remove task parameter and calls to unlock.
 829         (Archive::unlock_nested_archives): New function.
 830         (Archive::read_header): Add nested_off parameter. Change
 831         all callers.
 832         (Archive::interpret_header): Likewise.
 833         (Archive::include_all_members): Change to handle thin
 834         archives.
 835         (Archive::include_member): Likewise.
 836         * archive.h (Archive::Archive): Add new parameters and
 837         initializers.
 838         (Archive::armagt): New const.
 839         (Archive::setup): Remove task parameter.
 840         (Archive::unlock_nested_archives): New function.
 841         (Archive::read_header): Add nested_off parameter.
 842         (Archive::interpret_header): Likewise.
 843         (Archive::Nested_archive_table): New typedef.
 844         (Archive::is_thin_archive_): New field.
 845         (Archive::nested_archives_): New field.
 846         (Archive::options_): New field.
 847         (Archive::dirpath_): New field.
 848         (Archive::task_): New field.
 849         * readsyms.cc (Read_symbols::do_read_symbols): Add check
 850         for thin archives.  Pass additional parameters to
 851         Archive::Archive.  Unlock the archive file after calling
 852         Archive::setup.
 853
 854 2008-03-29  Ian Lance Taylor  <iant@google.com>
 855
 856         * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
 857         version symbol to be local.
 858         * testsuite/ver_test_4.sh: New file.
 859         * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
 860         (check_DATA): Add ver_test_4.syms.
 861         (ver_test_4.syms): New target.
 862         * testsuite/Makefile.in: Rebuild.
 863
 864         * output.cc
 865         (Output_section::Input_section_sort_entry::has_priority): New
 866         function.
 867         (Output_section::Input_section_sort_entry::match_file_name): New
 868         function.
 869         (Output_section::Input_section_sort_entry::match_section_name):
 870         Remove.
 871         (Output_section::Input_section_sort_entry::match_section_name_prefix):
 872         Remove.
 873         (Output_section::Input_section_sort_entry::match_section_file):
 874         Remove.
 875         (Output_section::Input_section_sort_compare::operator()): Rewrite
 876         using new Input_section_sort_entry functions.  Sort crtbegin and
 877         crtend first.  Sort sections with no priority before sections with
 878         a priority.
 879         * testsuite/initpri1.c (d3): Check j != 4.
 880         (cd5): New constructor/destructor function.
 881         (main): Check j != 2.
 882
 883         * symtab.cc (Symbol_table::add_from_object): If we don't use the
 884         new symbol when resolving, don't call set_is_default.
 885         * testsuite/ver_test_7.cc: New file.
 886         * testsuite/ver_test_7.sh: New file.
 887         * testsuite/Makefile.am (ver_test_7.so): New target.
 888         (ver_test_7.o): New target.
 889         (check_SCRIPTS): Add ver_test_7.sh.
 890         (check_DATA): Add ver_test_7.syms.
 891         (ver_test_7.syms): New target.
 892
 893 2008-03-28  Ian Lance Taylor  <iant@google.com>
 894
 895         * layout.cc (Layout::layout): If we see an input section with a
 896         name that needs sorting, set the must_sort flag for the output
 897         section.
 898         (Layout::make_output_section): If the name of the output section
 899         indicates that it might require sorting, set the may_sort flag.
 900         * output.h (Output_section::may_sort_attached_input_sections): New
 901         function.
 902         (Output_section::set_may_sort_attached_input_sections): New
 903         function.
 904         (Output_section::must_sort_attached_input_sections): New
 905         function.
 906         (Output_section::set_must_sort_attached_input_sections): New
 907         function.
 908         (class Output_section): Declare Input_section_sort_entry.  Define
 909         Input_section_sort_compare.  Declare
 910         sort_attached_input_sections.  Add new fields:
 911         may_sort_attached_input_sections_,
 912         must_sort_attached_input_sections_,
 913         attached_input_sections_are_sorted_.
 914         * output.cc (Output_section::Output_section): Initialize new
 915         fields.
 916         (Output_section::add_input_section): Add an entry to
 917         input_sections_ if may_sort or must_sort are true.
 918         (Output_section::set_final_data_size): Call
 919         sort_attached_input_sections if necessary.
 920         (Output_section::Input_section_sort_entry): Define new class.
 921         (Output_section::Input_section_sort_compare::operator()): New
 922         function.
 923         (Output_section::sort_attached_input_sections): New function.
 924         * configure.ac: Check whether the compiler supports constructor
 925         priorities.  Define a CONSTRUCTOR_PRIORITY automake conditional.
 926         * testsuite/initpri1.c: New file.
 927         * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
 928         CONSTRUCTOR_PRIORITY.
 929         (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
 930         (initpri1_LDFLAGS): New variable.
 931         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
 932
 933 2008-03-27  Ian Lance Taylor  <iant@google.com>
 934
 935         * common.cc (Sort_commons::operator): Correct sorting algorithm.
 936         * testsuite/common_test_1.c: New file.
 937         * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
 938         (common_test_1_SOURCES): New variable.
 939         (common_test_1_DEPENDENCIES): New variable.
 940         (common_test_1_LDFLAGS): New variable.
 941
 942         * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
 943         and commons_ correctly when NAME/VERSION does not override
 944         NAME/NULL.
 945         * testsuite/ver_test_6.c: New file.
 946         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
 947         (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
 948         (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
 949
 950 2008-03-26  Ian Lance Taylor  <iant@google.com>
 951
 952         * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
 953         of an undefined symbol from a version script.
 954         * testsuite/Makefile.am (ver_test_5.so): New target.
 955         (ver_test_5.o): New target.
 956         (check_SCRIPTS): Add ver_test_5.sh.
 957         (check_DATA): Add ver_test_5.syms.
 958         (ver_test_5.syms): New target.
 959         * testsuite/ver_test_5.cc: New file.
 960         * testsuite/ver_test_5.script: New file.
 961         * testsuite/ver_test_5.sh: New file.
 962         * Makefile.in, testsuite/Makefile.in: Rebuild.
 963
 964         PR gold/5986
 965         Fix problems building gold with gcc 4.3.0.
 966         * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
 967         (gold_error_at_location, gold_warning_at_location): Use it.
 968         * configure.ac: Check whether we can compile and use a template
 969         function with a printf attribute.
 970         * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
 971         when jumping over bytes.
 972         * object.cc: Instantiate Object::read_section_data.
 973         * debug.h: Include <cstring>
 974         * dwarf_reader.cc: Include <algorithm>
 975         * main.cc: Include <cstring>.
 976         * options.cc: Include <cstring>.
 977         * output.cc: Include <cstring>.
 978         * script.cc: Include <cstring>.
 979         * script.h: Include <string>.
 980         * symtab.cc: Include <cstring> and <algorithm>.
 981         * target-select.cc: Include <cstring>.
 982         * version.cc: Include <string>.
 983         * testsuite/testmain.cc: Include <cstdlib>.
 984         * configure, config.in: Rebuild.
 985
 986 2008-03-25  Ian Lance Taylor  <iant@google.com>
 987
 988         * options.cc: Include "../bfd/bfdver.h".
 989         (options::help): Print bug reporting address.
 990
 991         * version.cc (print_version): Adjust output for current value of
 992         BFD_VERSION_STRING.
 993
 994         * NEWS: New file.
 995
 996         * options.cc (options::help): Print list of supported targets.
 997         * target-select.h: Include <vector>.
 998         (class Target_selector): Make machine_, size_, and is_big_endian_
 999         fields const.  Add bfd_name_ and instantiated_target_ fields.
1000         (Target_selector::Target_selector): Add bfd_name parameter.
1001         (Target_selector::recognize): Make non-virtual, call
1002         do_recognize.
1003         (Target_selector::recognize_by_name): Make non-virtual, call
1004         do_recognize_by_name.
1005         (Target_selector::supported_names): New function.
1006         (Target_selector::bfd_name): New function.
1007         (Target_selector::do_instantiate_target): New pure virtual
1008         function.
1009         (Target_selector::do_recognize): New virtual function.
1010         (Target_selector::do_recognize_by_name): New virtual function.
1011         (Target_selector::instantiate_target): New private function.
1012         (supported_target_names): Declare.
1013         * target-select.cc (Target_selector::Target_selector): Update for
1014         new parameter and fields.
1015         (select_target_by_name): Check that the name matches before
1016         calling recognize_by_name.
1017         (supported_target_names): New function.
1018         * i386.cc (class Target_selector_i386): Update Target_selector
1019         constructor call.  Remove recognize and recognize_by_name.  Add
1020         do_instantiate_target.
1021         * x86_64.cc (class Target_selector_x86_64): Likewise.
1022         * testsuite/testfile.cc (class Target_selector_test): Update for
1023         changes to Target_selector.
1024
1025         * README: Rewrite, with some notes on unsupported features.
1026
1027 2008-03-24  Cary Coutant  <ccoutant@google.com>
1028
1029         * i386.cc (Target_i386::Got_type): New enum declaration.
1030         (Target_i386::Scan::local): Updated callers of Output_data_got
1031         member functions.
1032         (Target_i386::Scan::global): Likewise.
1033         (Target_i386::Relocate::relocate): Likewise.
1034         (Target_i386::Relocate::relocate_tls): Likewise.
1035         * object.h (Got_offset_list): New class.
1036         (Sized_relobj::local_has_got_offset): Added got_type parameter.
1037         (Sized_relobj::local_got_offset): Likewise.
1038         (Sized_relobj::set_local_got_offset): Likewise.
1039         (Sized_relobj::local_has_tls_got_offset): Removed.
1040         (Sized_relobj::local_tls_got_offset): Removed.
1041         (Sized_relobj::set_local_tls_got_offset): Removed.
1042         (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
1043         * output.cc (Output_data_got::add_global): Added got_type parameter.
1044         (Output_data_got::add_global_with_rel): Likewise.
1045         (Output_data_got::add_global_with_rela): Likewise.
1046         (Output_data_got::add_global_pair_with_rel): New function.
1047         (Output_data_got::add_global_pair_with_rela): New function.
1048         (Output_data_got::add_local): Added got_type parameter.
1049         (Output_data_got::add_local_with_rel): Likewise.
1050         (Output_data_got::add_local_with_rela): Likewise.
1051         (Output_data_got::add_local_pair_with_rel): New function.
1052         (Output_data_got::add_local_pair_with_rela): New function.
1053         (Output_data_got::add_global_tls): Removed.
1054         (Output_data_got::add_global_tls_with_rel): Removed.
1055         (Output_data_got::add_global_tls_with_rela): Removed.
1056         (Output_data_got::add_local_tls): Removed.
1057         (Output_data_got::add_local_tls_with_rel): Removed.
1058         (Output_data_got::add_local_tls_with_rela): Removed.
1059         * output.h (Output_data_got::add_global): Added got_type parameter.
1060         (Output_data_got::add_global_with_rel): Likewise.
1061         (Output_data_got::add_global_with_rela): Likewise.
1062         (Output_data_got::add_global_pair_with_rel): New function.
1063         (Output_data_got::add_global_pair_with_rela): New function.
1064         (Output_data_got::add_local): Added got_type parameter.
1065         (Output_data_got::add_local_with_rel): Likewise.
1066         (Output_data_got::add_local_with_rela): Likewise.
1067         (Output_data_got::add_local_pair_with_rel): New function.
1068         (Output_data_got::add_local_pair_with_rela): New function.
1069         (Output_data_got::add_global_tls): Removed.
1070         (Output_data_got::add_global_tls_with_rel): Removed.
1071         (Output_data_got::add_global_tls_with_rela): Removed.
1072         (Output_data_got::add_local_tls): Removed.
1073         (Output_data_got::add_local_tls_with_rel): Removed.
1074         (Output_data_got::add_local_tls_with_rela): Removed.
1075         * resolve.cc (Symbol::override_base_with_special): Removed
1076         reference to has_got_offset_ field.
1077         * symtab.cc (Symbol::init_fields): Replaced initialization
1078         of got_offset_ with got_offsets_.  Removed initialization
1079         of has_got_offset_
1080         * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
1081         (Symbol::got_offset): Likewise.
1082         (Symbol::set_got_offset): Likewise.
1083         (Symbol::has_tls_got_offset): Removed.
1084         (Symbol::tls_got_offset): Removed.
1085         (Symbol::set_tls_got_offset): Removed.
1086         (Symbol::got_offset_): Removed.
1087         (Symbol::tls_mod_got_offset_): Removed.
1088         (Symbol::tls_pair_got_offset_): Removed.
1089         (Symbol::got_offsets_): New field.
1090         (Symbol::has_got_offset): Removed.
1091         (Symbol::has_tls_mod_got_offset): Removed.
1092         (Symbol::has_tls_pair_got_offset): Removed.
1093         * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
1094         (Target_x86_64::Scan::local): Updated callers of Output_data_got
1095         member functions.
1096         (Target_x86_64::Scan::global): Likewise.
1097         (Target_x86_64::Relocate::relocate): Likewise.
1098         (Target_x86_64::Relocate::relocate_tls): Likewise.
1099
1100 2008-03-25  Ben Elliston  <bje@au.ibm.com>
1101
1102         * yyscript.y: Fix spelling error in comment.
1103
1104 2008-03-24  Ian Lance Taylor  <iant@google.com>
1105
1106         * options.h (class General_options): Define build_id option.
1107         * layout.h (class Layout): Declare write_build_id, create_note,
1108         create_build_id.  Add build_id_note_ member.
1109         * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
1110         "libiberty.h", "md5.h", "sha1.h".
1111         (Layout::Layout): Initialize eh_frame_data_,
1112         eh_frame_hdr_section_, and build_id_note_.
1113         (Layout::finalize): Call create_build_id.
1114         (Layout::create_note): New function, broken out of
1115         Layout::create_gold_note.
1116         (Layout::create_gold_note): Call create_note.
1117         (Layout::create_build_id): New function.
1118         (Layout::write_build_id): New function.
1119         (Close_task_runner::run): Call write_build_id.
1120
1121         * x86_64.cc: Correct license to GPLv3.
1122
1123 2008-03-23  Ian Lance Taylor  <iant@google.com>
1124
1125         * options.cc: Include "demangle.h".
1126         (parse_optional_string): New function.
1127         (parse_long_option): Handle takes_optional_argument.
1128         (parse_short_option): Update dash_z initializer.  Handle
1129         takes_optional_argument.
1130         (General_options::General_options): Initialize do_demangle_.
1131         (General_options::finalize): Set do_demangle_.  Handle demangling
1132         style.
1133         * options.h (parse_optional_string): Declare.
1134         (struct One_option): Add optional_arg field.  Update constructor.
1135         Update call constructor calls.  Add takes_optional_argument
1136         function.
1137         (DEFINE_var): Add optional_arg__ parameter.  Change all callers.
1138         (DEFINE_optional_string): Define.
1139         (General_options::demangle): Change from DEFINE_bool to
1140         DEFINE_optional_string.
1141         (General_options::no_demangle): New function.
1142         (General_options::do_demangle): New function.
1143         (General_options::set_do_demangle): New function.
1144         (General_options::execstack_status_): Move definition to end of
1145         class definition.
1146         (General_options::static_): Likewise.
1147         (General_options::do_demangle_): New field.
1148         * object.cc (big_endian>::get_symbol_location_info): Call
1149         Options::do_demangle, not Options::demangle.
1150         * symtab.cc (demangle): Likewise.
1151
1152 2008-03-22  Ian Lance Taylor  <iant@google.com>
1153
1154         * gold.h: Include <cstddef> and <sys/types.h>
1155         * options.h: Include <cstring>.
1156
1157 2008-03-21  Ian Lance Taylor  <iant@google.com>
1158
1159         * Added source code to GNU binutils.
1160