gold/ChangeLog

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