gold/ChangeLog

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