gold/ChangeLog

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