1 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
3 * symtab.cc (Symbol_table::sized_write_globals): Allow a target to
4 adjust dynamic symbol value.
5 * target.h (Target::adjust_dyn_symbol): New function.
6 (Target::do_adjust_dyn_symbol): New function.
8 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
10 * output.cc (Output_data_dynamic::Dynamic_entry::write):
11 Get the value of DYNAMIC_CUSTOM dynamic entry.
12 * output.h (Output_data_dynamic::add_custom): New function.
13 (Dynamic_entry::Dynamic_entry): New constructor for DYNAMIC_CUSTOM
15 (enum Dynamic_entry::Classification): Add DYNAMIC_CUSTOM.
16 * target.h (Target::dynamic_tag_custom_value): New function.
17 (Target::do_dynamic_tag_custom_value): New function.
19 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
21 * symtab.cc (Symbol_table::set_dynsym_indexes): Allow a target to set
23 * target.h (Target::has_custom_set_dynsym_indexes): New function.
24 (Target::do_has_custom_set_dynsym_indexes): New function.
25 (Target::set_dynsym_indexes): New function.
26 (Target::do_set_dynsym_indexes): New function.
28 2014-03-07 Alan Modra <amodra@gmail.com>
30 * powerpc.cc (Powerpc_relocate_functions::Overflow_check): Add
31 CHECK_UNSIGNED, CHECK_LOW_INSN, CHECK_HIGH_INSN.
32 (Powerpc_relocate_functions::has_overflow_unsigned): New function.
33 (Powerpc_relocate_functions::has_overflow_bitfield,
34 overflowed): Use the above.
35 (Target_powerpc::Relocate::relocate): Correct overflow checking
36 for a number of relocations. Modify overflow test for 16-bit
37 fields in instructions to signed/unsigned according to whether
38 the field takes a signed or unsigned value.
40 2014-03-05 Alan Modra <amodra@gmail.com>
42 Update copyright years.
44 2014-03-05 Alan Modra <amodra@gmail.com>
46 * powerpc.cc (Target_powerpc::Scan::local, global): Support
48 (Target_powerpc::Relocate::relocate): Likewise.
50 2014-03-03 Alan Modra <amodra@gmail.com>
52 * dwp.cc (print_version): Update copyright year to current.
54 2014-02-10 Alan Modra <amodra@gmail.com>
56 * po/gold.pot: Regenerate.
58 2014-02-06 Cary Coutant <ccoutant@google.com>
60 Fix problem where -u is ignored when a weak undef is seen.
62 * archive.cc (Library_base::should_include_member): Reorder
63 code to check for -u option if a weak undef has already been seen.
64 * testsuite/Makefile.am (weak_undef_test_2): New test case.
65 * testsuite/Makefile.in: Regenerate.
66 * testsuite/weak_undef_file3.cc: New file.
67 * testsuite/weak_undef_file4.cc: New file.
68 * testsuite/weak_undef_test_2.cc: New file.
70 2014-02-05 Cary Coutant <ccoutant@google.com>
72 Fix issues with gold undefined symbol diagnostics.
75 * errors.cc (Errors::undefined_symbol): Move undef vtable symbol
77 * target-reloc.h (is_strong_undefined): New function.
78 (relocate_section): Move undef vtable symbol check from here.
79 Check for is_strong_undefined.
81 2014-02-05 Cary Coutant <ccoutant@google.com>
83 Fix problems with the --dynamic-list option.
86 * options.cc (General_options::parse_dynamic_list):
87 Set have_dynamic_list_.
88 (General_options::General_options): Initialize have_dynamic_list_.
89 (General_options::finalize): Turn off -Bsymbolic and
90 -Bsymbolic-functions if --dynamic-list provided.
91 * options.h (General_options::have_dynamic_list): New function.
92 (General_options::have_dynamic_list_): New data member.
93 * symtab.h (Symbol::is_preemptible): Handle --dynamic-list
97 * symtab.cc (Symbol_table::add_from_relobj): If symbol is named
98 in --dynamic-list, mark it.
100 * testsuite/Makefile.am (gc_dynamic_list_test.sh): New test case.
101 (dynamic_list_2): New test case.
102 * testsuite/Makefile.in: Regenerate.
103 * testsuite/dynamic_list_2.cc: New file.
104 * testsuite/dynamic_list_2.t: New file.
105 * testsuite/dynamic_list_lib1.cc: New file.
106 * testsuite/dynamic_list_lib2.cc: New file.
107 * testsuite/gc_dynamic_list_test.c: New file.
108 * testsuite/gc_dynamic_list_test.sh: New file.
109 * testsuite/gc_dynamic_list_test.t: New file.
111 2014-01-28 Cary Coutant <ccoutant@google.com>
113 Add .gdb_index version 7 support.
115 * gold/dwarf_reader.cc: include <utility> (for make_pair).
116 (Dwarf_abbrev_table::do_read_abbrevs): Check for compressed
118 (Dwarf_ranges_table::read_ranges_table): Likewise.
119 (Dwarf_pubnames_table::read_section): Check for GNU-style
120 sections, and for compressed debug sections.
121 (Dwarf_pubnames_table::read_header): Compute end address of table.
122 (Dwarf_pubnames_table::next_name): Return flag_byte. Check
123 for end of list by offset, not by offset == 0.
124 (Dwarf_info_reader::do_read_string_table): Check for compressed
126 * gold/dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
127 Initialize new data members.
128 (Dwarf_pubnames_table::next_name): return flag_byte.
129 (Dwarf_pubnames_table::end_of_table_): New data member.
130 (Dwarf_pubnames_table::is_gnu_style_): New data member.
131 * gold/gdb-index.cc (gdb_index_version): Update to version 7.
132 (Gdb_index_info_reader::read_pubtable): Read flag_byte.
133 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Don't
134 read skeleton type unit DIEs.
135 (Gdb_index::add_symbol): Add flag_byte; adjust all callers.
136 (Gdb_index::do_write): Write flag_byte.
137 * gold/gdb-index.h (Gdb_index::add_symbol): Add flags parameter.
138 (Gdb_index::Cu_vector): Store flags along with cu indexes.
139 * gold/testsuite/gdb_index_test_3.sh: Allow versions 4-7.
140 * gold/testsuite/gdb_index_test_comm.sh: Likewise.
142 2014-01-08 H.J. Lu <hongjiu.lu@intel.com>
144 * version.cc (print_version): Update copyright year to 2014.
146 2013-12-19 Dimitry Andric <dimitry@andric.com>
148 * stringpool.cc (Stringpool_template::reserve): Add
149 HAVE_UNORDERED_MAP case.
150 * stringpool.cc (Stringpool_template::print_stats): Likewise.
152 2013-12-18 Cary Coutant <ccoutant@google.com>
154 * configure.ac: Check for <unordered_set> and <unordered_map>.
155 * config.in: Regenerate.
156 * configure: Regenerate.
157 * system.h: Use <unordered_set> and <unordered_map> if available.
159 2013-12-10 Roland McGrath <mcgrathr@google.com>
161 * Makefile.am (install-exec-local): Prefix $(INSTALL_PROGRAM) uses
162 with $(INSTALL_PROGRAM_ENV).
163 * Makefile.in: Regenerate.
165 2013-11-22 Cary Coutant <ccoutant@google.com>
167 * configure.ac: Add check for which library is needed for
169 * configure: Regenerate.
171 2013-11-22 Cary Coutant <ccoutant@google.com>
173 * testsuite/Makefile.am (exception_x86_64_bnd_test): Use in-tree
175 * testsuite/Makefile.in: Regenerate.
177 2013-11-17 H.J. Lu <hongjiu.lu@intel.com>
179 * x86_64.cc (Target_x86_64<size>::Scan::get_reference_flags):
180 Handle R_X86_64_PC32_BND and R_X86_64_PLT32_BND just like
181 R_X86_64_PC32 and R_X86_64_PLT32, respectively.
182 (Target_x86_64<size>::Scan::local): Likewise.
183 (Target_x86_64<size>::Scan::global): Likewise.
184 (Target_x86_64<size>::Relocate::relocate): Likewise.
185 (Target_x86_64<size>::Relocatable_size_for_reloc::get_size_for_reloc):
187 (Target_x86_64<size>::Scan::check_non_pic(): Handle
190 * testsuite/Makefile.am (check_PROGRAMS): Add
191 exception_x86_64_bnd_test.
192 (exception_x86_64_bnd_test_SOURCES): New macro.
193 (exception_x86_64_bnd_test_DEPENDENCIES): Likewise.
194 (exception_x86_64_bnd_test_LDFLAGS): Likewise.
195 (exception_x86_64_bnd_test_LDADD): Likewise.
196 (exception_x86_64_bnd_1.o): New rule.
197 (exception_x86_64_bnd_2.o): Likewise.
198 * testsuite/Makefile.in: Regenerated.
200 2013-11-15 Alan Modra <amodra@gmail.com>
202 * powerpc.cc (Target_powerpc::glink_section): Provide non-const
204 (Target_powerpc::Branch_info::make_stub): Make global entry stubs.
205 Only call ppc64_local_entry_offset for 64-bit. Restrict
206 symval_for_branch lookup to ELFv1.
207 (Stub_table::add_plt_call_entry): Use unsigned int off.
208 (Output_data_glink::Address, invalid_address): New.
209 (Output_data_glink::add_eh_frame): Move out of line. Add
211 (Output_data_glink::add_global_entry, find_global_entry,
212 global_entry_address): New functions.
213 (Output_data_glink::global_entry_stubs_, end_branch_table_,
214 ge_size): New variables.
215 (Output_data_glink::set_final_data_size): Add global entry
217 (Output_data_glink::do_write): Write global entry stubs.
218 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Add target
219 parameter. Return true for ELFv2. Adjust callers.
220 (Target_powerpc::Scan::local, global): Restrict opd lookup to
221 ELFv1. Similarly for ifunc and dynamic relocation processing
222 specific to ELFv1. Recognize that symbols are defined on
223 their plt entries for ELFv2.
224 (Target_powerpc::symval_for_branch): Assert if called for
226 (Target_powerpc::Relocate::relocate): Use global entry plt
227 stub for symbol value if such exists on ELFv2.
228 (Target_powerpc::Relocate::relocate): Don't call
229 symval_for_branch when ELFv2. Do adjust for local entry
231 (Target_powerpc::do_dynsym_value): Set symbols to global entry
233 (Target_powerpc::do_plt_address_for_global): Similarly.
235 2013-11-14 Cary Coutant <ccoutant@google.com>
237 Revert patch -- this did not fix the problem, and there is
240 2013-11-14 Cary Coutant <ccoutant@google.com>
243 * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
244 (Ehframe_hdr::set_final_data_size): Allocate a Lock.
245 * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
246 updating fde_offsets_.
247 (Eh_frame_hdr::lock_): New data member.
249 2013-11-14 Cary Coutant <ccoutant@google.com>
251 * dwp.cc (Dwo_file_entry): New type.
252 (File_list): Use Dwo_file_entry.
253 (Dwo_file::verify): New function.
254 (Dwo_file::verify_dwo_list): New function.
255 (Dwo_file::sized_verify_dwo_list): New function.
256 (Dwo_name_info_reader::visit_compilation_unit): Add dwo_id to file
258 (Dwp_options): New enum type.
259 (dwp_options): Add --verify-only.
262 * dwp.h (gold_info): Add declaration.
264 2013-11-14 Cary Coutant <ccoutant@google.com>
267 * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
268 (Ehframe_hdr::set_final_data_size): Allocate a Lock.
269 * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
270 updating fde_offsets_.
271 (Eh_frame_hdr::lock_): New data member.
273 2013-11-06 Cary Coutant <ccoutant@google.com>
276 * object.cc (Sized_relobj_file::do_layout): Handle .eh_frame sections
277 before reloc sections.
279 2013-11-04 Alan Modra <amodra@gmail.com>
281 * symtab.h (Symbol::Reference_flags): Add FUNC_DESC_ABI.
282 (Symbol::needs_dynamic_reloc): Test new flag.
283 * powerpc.cc (needs_dynamic_reloc, use_plt_offset): Delete.
284 (Target_powerpc::Scan::get_reference_flags): Add target param.
285 Return FUNC_DESC_ABI for 64-bit ELFv1.
286 (Target_powerpc::Branch_info::make_stub): Adjust get_reference_flags
288 (Target_powerpc::Scan::global): Use Symbol::needs_dynamic_reloc.
289 (Target_powerpc::Relocate::relocate): Use Symbol::use_plt_offset.
291 2013-10-31 Cary Coutant <ccoutant@google.com>
293 Restore support for dwp v2 DWARF package file format.
295 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
296 tu_length parameter. Adjust all callers.
297 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
298 * dwp.cc: Include dwarf.h.
299 (Section_bounds): New struct type.
300 (Unit_set): New struct type.
301 (Dwo_file::Dwo_file): Initialize new data member.
302 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
303 Combine and rename to...
304 (Dwo_file::read_unit_index): ...this.
305 (Dwo_file::sized_read_compunit_index)
306 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
307 (Dwo_file::sized_read_unit_index): ...this.
308 (Dwo_file::copy_section): Remove section_name, is_str_offsets
309 parameters; add section_id parameter.
310 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
311 (Dwo_file::add_unit_set): ...this.
312 (Dwo_file::shndx_map_): Remove.
313 (Dwo_file::sect_offsets_): New data member.
314 (Dwp_output_file::Dwp_output_file): Initialize new data members.
315 (Dwp_output_file::add_section): Rename to...
316 (Dwp_output_file::add_contribution): ...this.
317 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
318 (Dwp_output_file::add_tu_set): Likewise.
319 (Dwp_output_file::Contribution): New type.
320 (Dwp_output_file::Section::contributions): New data member.
321 (Dwp_output_file::Cu_or_tu_set): Remove.
322 (Dwp_output_file::Section::Section): New ctor.
323 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
324 (Dwp_output_file::Dwp_index::Section_table): New type.
325 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
326 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
328 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
329 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
330 (Dwp_output_file::Dwp_index::section_table): New member function.
331 (Dwp_output_file::Dwp_index::section_table_end): New member function.
332 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
333 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
334 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
335 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
336 (Dwp_output_file::Dwp_index::section_table_): New data member.
337 (Dwp_output_file::Dwp_index::section_mask_): New data member.
338 (Dwp_output_file::add_output_section): New member function.
339 (Dwp_output_file::write_new_section): New member function.
340 (Dwp_output_file::write_contributions): New member function.
341 (Dwp_output_file::section_id_map_): New data member.
342 (class Dwo_id_info_reader): Remove.
343 (class Unit_reader): New class.
344 (get_dwarf_section_name): New function.
345 (Dwo_file::read_executable): Adjust initializations of class data.
346 (Dwo_file::read): Add support for v2 package file format.
347 (Dwo_file::read_unit_index): Likewise.
348 (Dwo_file::sized_read_unit_index): Likewise.
349 (Dwo_file::copy_section): Likewise.
350 (Dwo_file::add_unit_set): Likewise.
351 (Dwp_output_file::add_output_section): Likewise.
352 (Dwp_output_file::add_contribution): Likewise.
353 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
355 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
357 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
359 (Dwp_output_file::initialize): Remove unused function.
360 (Dwp_output_file::finalize): Add support for v2 package file format.
361 (Dwp_output_file::write_index): Likewise.
362 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
365 2013-10-31 Cary Coutant <ccoutant@google.com>
367 * configure.ac: Fix check for -fmerge-constants.
368 * configure.ac: Regenerate.
370 2013-10-30 Roland McGrath <mcgrathr@google.com>
372 * x86_64.cc (Output_data_plt_x86_64_nacl::first_plt_entry):
373 Correct 9-byte nop sequence to match what the assembler generates.
375 2013-10-30 Alan Modra <amodra@gmail.com>
377 * powerpc.cc (Powerpc_relobj::abiversion, set_abiversion,
378 ppc64_local_entry_offset, ppc64_local_entry_offset,
379 do_read_symbols): New functions.
380 (Powerpc_relobj::e_flags_, st_other_): New vars.
381 (Powerpc_relobj::Powerpc_relobj): Call set_abiversion.
382 (Powerpc_dynobj::abiversion, set_abiversion): New functions.
383 (Powerpc_relobj::e_flags_): New var.
384 (Target_powerpc::first_plt_entry_offset, plt_entry_size): Inline
385 and adjust for ELFv2.
386 (Target_powerpc::abiversion, set_abiversion, stk_toc): New functions.
387 (Powerpc_relobj::do_find_special_sections): Check no .opd in ELFv2.
388 (Powerpc_dynobj::do_find_special_sections): Likewise.
389 (Target_powerpc::do_define_standard_symbols): Define ".TOC.".
390 (Target_powerpc::Branch_info::make_stub): Adjust stub destination
391 to ELFv2 local entry.
392 (Target_powerpc::do_relax): No thread safe barriers needed for
394 (Output_data_plt_powerpc::initial_plt_entry_size_,
395 plt_entry_size): Delete. Replace all uses with
396 first_plt_entry_offset() and plt_entry_size().
397 (Output_data_plt_powerpc::Output_data_plt_powerpc): Remove
398 reserved_size parm. Update callers.
399 (Output_data_plt_powerpc::entry_count): Update.
400 (Output_data_plt_powerpc::first_plt_entry_offset): Make private
401 and use Target_powerpc::first_plt_entry_offset().
402 (Output_data_plt_powerpc::get_plt_entry_size): Similarly and
403 rename to plt_entry_size.
404 (Output_data_plt_powerpc::add_ifunc_entry,
405 add_local_ifunc_entry): Adjust reloc for ELFv2.
406 (glink_eh_frame_fde_64): Rename to glink_eh_frame_fde_64v1.
407 (glink_eh_frame_fde_64v2): New.
408 (Stub_table::plt_call_size): Support ELFv2 sizing.
409 (Output_data_glink::add_eh_frame): Use the new FDE.
410 (Output_data_glink::set_final_data_size): Adjust for ELFv2 glink.
411 (Stub_table::do_write): Write ELFv2 stubs and glink.
412 (Target_powerpc::Relocate::relocate): Replaces nop after call
413 with ld 2,24(1) and adjust local offset destination for ELFv2.
415 2013-10-30 Alan Modra <amodra@gmail.com>
417 * powerpc.cc (Target_powerpc::Scan::check_non_pic): Handle new relocs.
418 (Target_powerpc::Scan::global, local): Likewise.
419 (Target_powerpc::Relocate::relocate): Likewise. Check for overflow
420 on all ppc64 @h and @ha relocs.
422 2013-10-14 Alan Modra <amodra@gmail.com>
424 * output.h (Output_data_got::add_constant): Tidy.
425 (Output_data_got::add_constant_pair): New function.
426 * powerpc.cc (Output_data_got_powerpc): Override all Output_data_got
427 methods used so as to first call reserve_ent().
429 2013-10-11 Roland McGrath <mcgrathr@google.com>
431 * powerpc.cc (Output_data_got_powerpc): Remove unused methods
432 add_got_entry and add_got_entry_pair.
434 * configure.ac (TLS_GNU2_DIALECT): Use -Werror in test.
435 (HAVE_PUBNAMES): Likewise.
436 * configure: Regenerate.
438 * testsuite/Makefile.am: Replace '-T foo' with '-Wl,-T,foo' throughout.
439 * testsuite/Makefile.in: Regenerate.
441 * target.h (Target::adjust_elf_header, Target::do_adjust_elf_header):
442 Remove const from declaration.
443 * target.cc (Sized_target::do_adjust_elf_header): Update definition.
444 * sparc.cc (Target_sparc::do_adjust_elf_header): Likewise.
445 * output.h (Output_file_header): Remove const from member target_
446 and corresponding constructor argument.
447 * output.cc (Output_file_header::Output_file_header): Update prototype.
448 (Output_file_header::do_sized_write): Use this->target_ in place
449 of parameters()->target().
451 * testsuite/undef_symbol.cc (Foo::get_a): New method.
453 * configure.ac (MERGE_CONSTANTS_FLAG): New check.
454 * configure: Regenerate.
455 * Makefile.in: Regenerate.
456 * testsuite/merge_string_literals_1.c: Renamed to have .cc suffix.
457 * testsuite/merge_string_literals_2.c: Likewise.
458 * testsuite/Makefile.am
459 (merge_string_literals_1.o, merge_string_literals_2.o): Update deps.
460 (AM_CFLAGS, AM_CXXFLAGS): Use $(MERGE_CONSTANTS_FLAG) in place of
461 literal -fmerge-constants.
462 * testsuite/Makefile.in: Regenerate.
464 * i386.cc (Target_i386): Remove unused member dynbss_.
465 * arm.cc (Target_arm): Likewise.
466 * powerpc.cc (Target_powerpc): Likewise.
467 * sparc.cc (Target_sparc): Likewise.
468 * tilegx.cc (Target_tilegx): Likewise.
469 * x86_64.cc (Target_x86_64): Likewise.
470 * dwarf_reader.h (Dwarf_info_reader): Remove unused members
471 type_signature_, type_offset_.
472 * plugin.h (Plugin_hook): Remove unused member layout_.
473 * readsyms.h (Add_symbols): Remove unused members dirpath_, dirindex_,
475 (Read_member): Remove unused members input_objects_, symtab_,
477 (Check_library): Remove unused member symtab_.
478 * archive.h (Lib_group): Remove unused member lib_.
479 * archive.cc (Lib_group::Lib_group): Update initializer.
480 * incremental.h (Incremental_binary): Remove unused member target_.
481 (Incremental_script_entry): Removed unused member script_.
482 * layout.h (Write_symbols_task): Remove unused member input_objects_.
483 * icf.h (Icf): Remove unused member num_tracked_relocs.
485 * gold-threads.h (Once): Conditionalize member was_run_lock_ on
486 [ENABLE_THREADS && __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4], matching
488 * gold-threads.cc (Once::Once): Likewise conditionalize initializer.
490 * archive.h: Use struct rather than class for forward declaration
491 of Read_symbols_data.
493 2013-10-07 Cary Coutant <ccoutant@google.com>
496 * testsuite/Makefile.am (icf_test): Fix dependencies.
497 (icf_safe_test): Likewise.
498 (icf_safe_so_test): Likewise.
499 (large_symbol_alignment): Add empty _LDADD rule.
500 * testsuite/Makefile.in: Regenerate.
502 2013-09-03 Pavel Chupin <pavel.v.chupin@intel.com>
505 * x86_64.cc (Target_x86_64<size>::Scan::global): Use relative
506 relocation for R_X86_64_32 on x32.
508 2013-08-27 Roland McGrath <mcgrathr@google.com>
510 * output.cc (Output_segment::set_section_addresses): Take new
511 Target* argument. If target->isolate_execinstr() and the segment
512 is executable and starts at a target->abi_pagesize() boundary,
513 pad its end out to a target->abi_pagesize() boundary with code fill.
514 * output.h (Output_segment::set_section_addresses): Update decl.
515 * layout.h (Layout::check_output_data_for_reset_values): Take new
516 argument RELAX_OUTPUTS.
517 (Layout): New member relax_output_list_.
518 (Layout::add_relax_output): New method.
519 * layout.cc (Layout::Layout): Update constructor.
520 (Layout::reset_relax_output): New method.
521 (Layout::clean_up_after_relaxation): Call it.
522 (Layout::prepare_for_relaxation): Update caller.
523 (Layout::set_segment_offsets): Update callers of set_section_addresses.
524 Call reset_relax_output before re-processing segments for
525 isolate_execinstr case.
526 (Layout::write_data): Handle relax_output_list_.
527 (Layout::Relaxation_debug_check::check_output_data_for_reset_values):
528 Take new argument RELAX_OUTPUTS. Assert it's an empty collection.
530 2013-08-23 Yuri Chornoivan <yurchor@ukr.net>
533 * object.h: Fix typos.
535 2013-08-16 Roland McGrath <mcgrathr@google.com>
537 * i386.cc (Target_i386_nacl::do_code_fill): New virtual function.
538 * x86_64.cc (Target_x86_64_nacl::do_code_fill): New virtual function.
540 2013-08-07 Cary Coutant <ccoutant@google.com>
542 Revert support for v2 DWP files:
544 2013-03-01 Cary Coutant <ccoutant@google.com>
546 Add dwp support for v2 DWARF package file format.
547 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
548 tu_length parameter. Adjust all callers.
549 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
550 * dwp.cc: Include dwarf.h.
551 (Section_bounds): New struct type.
552 (Unit_set): New struct type.
553 (Dwo_file::Dwo_file): Initialize new data member.
554 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
555 Combine and rename to...
556 (Dwo_file::read_unit_index): ...this.
557 (Dwo_file::sized_read_compunit_index)
558 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
559 (Dwo_file::sized_read_unit_index): ...this.
560 (Dwo_file::copy_section): Remove section_name, is_str_offsets
561 parameters; add section_id parameter.
562 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
563 (Dwo_file::add_unit_set): ...this.
564 (Dwo_file::shndx_map_): Remove.
565 (Dwo_file::sect_offsets_): New data member.
566 (Dwp_output_file::Dwp_output_file): Initialize new data members.
567 (Dwp_output_file::add_section): Rename to...
568 (Dwp_output_file::add_contribution): ...this.
569 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
570 (Dwp_output_file::add_tu_set): Likewise.
571 (Dwp_output_file::Contribution): New type.
572 (Dwp_output_file::Section::contributions): New data member.
573 (Dwp_output_file::Cu_or_tu_set): Remove.
574 (Dwp_output_file::Section::Section): New ctor.
575 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
576 (Dwp_output_file::Dwp_index::Section_table): New type.
577 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
578 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
580 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
581 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
582 (Dwp_output_file::Dwp_index::section_table): New member function.
583 (Dwp_output_file::Dwp_index::section_table_end): New member function.
584 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
585 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
586 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
587 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
588 (Dwp_output_file::Dwp_index::section_table_): New data member.
589 (Dwp_output_file::Dwp_index::section_mask_): New data member.
590 (Dwp_output_file::add_output_section): New member function.
591 (Dwp_output_file::write_new_section): New member function.
592 (Dwp_output_file::write_contributions): New member function.
593 (Dwp_output_file::section_id_map_): New data member.
594 (class Dwo_id_info_reader): Remove.
595 (class Unit_reader): New class.
596 (get_dwarf_section_name): New function.
597 (Dwo_file::read_executable): Adjust initializations of class data.
598 (Dwo_file::read): Add support for v2 package file format.
599 (Dwo_file::read_unit_index): Likewise.
600 (Dwo_file::sized_read_unit_index): Likewise.
601 (Dwo_file::copy_section): Likewise.
602 (Dwo_file::add_unit_set): Likewise.
603 (Dwp_output_file::add_output_section): Likewise.
604 (Dwp_output_file::add_contribution): Likewise.
605 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
607 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
609 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
611 (Dwp_output_file::initialize): Remove unused function.
612 (Dwp_output_file::finalize): Add support for v2 package file format.
613 (Dwp_output_file::write_index): Likewise.
614 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
617 2013-07-31 Cary Coutant <ccoutant@google.com>
619 * object.cc (Sized_relobj::do_output_section_address): New function.
620 (Sized_relobj): Instantiate explicitly.
621 * object.h (Object::output_section_address): New function.
622 (Object::do_output_section_address): New function.
623 (Sized_relobj::do_output_section_address): New function.
624 * powerpc.cc (Target_powerpc::symval_for_branch): Use it.
626 2013-07-30 Cary Coutant <ccoutant@google.com>
627 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
629 * parameters.cc (Parameters::entry): Return target-specific entry
631 * target.h (Target::entry_symbol_name): New function.
632 (Target_info::entry_symbol_name): New data member.
634 * arm.cc (Target_arm::arm_info): Add entry_symbol_name.
635 * i386.cc (Target_i386::i386_info): Likewise.
636 (Target_i386_nacl::i386_nacl_info): Likewise.
637 * sparc.cc (Target_sparc::sparc_info): Likewise.
638 * tilegx.cc (Target_tilegx::tilegx_info): Likewise.
639 * x86_64.cc: (Target_x86_64::x86_64_info) Likewise.
640 (Target_x86_64_nacl::x86_64_nacl_info) Likewise.
641 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
643 2013-07-22 Sterling Augustine <saugustine@google.com>
645 * dwarf_reader.cc (Dwarf_pubnames_table::read_section):
646 Convert parameter shndx to local variable. Add parameters symtab
647 and symtab_size. Scan over section names. Find relocation
648 section corresponding to current section. Create and initialize
649 reloc_mapper_ and reloc_type_.
650 (Dwarf_pubnames_table::read_header): Add assertion. Change
651 unit_length to off_t. Initialize member unit_length_. Fill in field
653 * dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
654 Initialize new fields unit_length_ and cu_offset_.
655 (Dwarf_pubnames_table::read_section): Update prototype.
656 (Dwarf_pubnames_table::cu_offset): New member function.
657 (Dwarf_pubnames_table::subsection_size): Likewise.
658 (Dwarf_pubnames_table::cu_offset_, Dwarf_pubnames_table::unit_length):
660 (Dwarf_info_reader::symtab, Dwarf_info_reader::symtab_size): Make
661 member functions public.
662 * gdb_index.cc (Gdb_index_info_reader::read_pubnames_and_pubtypes):
663 Update comment. Rework logic. Move repeated parts to...
664 (Gdb_index_info_reader::read_pubtable): ...here. New function.
665 (Gdb_index::Gdb_index): Initialize new fields, pubnames_table_,
666 pubtypes_table_, and stmt_list_offset.
667 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
668 Gdb_index::find_pubtype_offset,
669 Gdb_index::map_pubnames_and_types_to_dies): Define new functions.
670 (Gdb_index::pubnames_read): Update prototype and rework logic.
671 * gdb_index.h (Gdb_index_info_reader, Dwarf_pubnames_table):
673 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
674 Gdb_index::find_pubtype_offset, Gdb_index::pubnames_table)
675 Gdb_index::pubtypes_table, Gdb_index::map_pubnames_and_types_to_dies,
676 Gdb_index::map_pubtable_to_dies):
678 (Gdb_index::pubnames_read): Update declaration.
679 (Gdb_index::Pubname_offset_map): New type.
680 (Gdb_index::cu_pubname_map_, Gdb_index::cu_pubtype_map_,
681 Gdb_index::pubnames_table_, Gdb_index::pubtypes_table_,
682 Gdb_index::stmt_list_offset): Declare.
683 (Gdb_index::pubnames_shndx_, Gdb_index::pubnames_offet_,
684 Gdb_index::pubtypes_object_, Gdb_index::pubtypes_shndx_)
685 Gdb_index::pubtypes_offset_): Remove.
687 2013-07-19 Roland McGrath <mcgrathr@google.com>
689 * options.h (General_options): Add -Trodata-segment option.
690 * parameters.cc (Parameters::check_rodata_segment): New function.
691 (Parameters::set_target_once): Call it.
692 * parameters.h (Parameters): Declare it (private member function).
693 * layout.cc (load_seg_unusable_for_headers): New function, broken
694 out of Layout::relaxation_loop_body. If TARGET->isolate_execinstr()
695 then validate rodata segment rather than text segment.
696 (relaxation_loop_body): Call that.
697 (is_text_segment): New function. Don't admit a non-executable
698 segment if TARGET->isolate_execinstr().
699 (set_segment_offsets): Call it. Honor -Trodata-segment option.
701 2013-07-15 Shawn Landden <shawnlandden@gmail.com>
704 * fileread.h (File_read::get_view): Clarify comment about ALIGNED.
705 * nacl.h (Sniff_file::View::View): Request aligned view.
707 2013-07-11 Cary Coutant <ccoutant@google.com>
709 * powerpc.cc (Target_powerpc::write_branch_lookup_table): Use
710 correct BRLT entry size.
712 2013-07-03 Alan Modra <amodra@gmail.com>
714 * powerpc.cc (Target_powerpc::Relocate::relocate): Update self-call
717 2013-07-01 Cary Coutant <ccoutant@google.com>
719 * dwarf_reader.cc (Dwarf_ranges_table::read_ranges_table): Save
721 (Dwarf_ranges_table::read_range_list): Call lookup_reloc.
722 (Dwarf_ranges_table::lookup_reloc): New function.
723 * dwarf_reader.h (Dwarf_ranges_table::Dwarf_ranges_table): Initialize
725 (Dwarf_ranges_table::lookup_reloc): New function.
726 (Dwarf_ranges_table::reloc_type_): New data member.
728 2013-06-27 Jing Yu <jingyu@google.com>
731 * powerpc.cc (Output_data_brlt_powerpc::reset_brlt_sizes): New
733 (Output_data_brlt_powerpc::finalize_brlt_sizes): New function.
734 (Target_powerpc::do_relax): Call the above.
736 2013-06-27 Cary Coutant <ccoutant@google.com>
738 * powerpc.cc (Target_powerpc::symval_for_branch): Don't assert
739 on garbage collected .opd section.
741 2013-06-27 Alan Modra <amodra@gmail.com>
743 * powerpc.cc (Target_powerpc::do_gc_add_reference): Test dst_shndx
745 (Target_powerpc::do_gc_mark_symbols): Likewise for sym->shndx().
746 (Target_powerpc::do_function_location): Likewise for loc->shndx.
748 2013-06-14 Cary Coutant <ccoutant@google.com>
750 * resolve.cc (Symbol::override_base): Don't override st_type
751 from plugin placeholder symbols.
752 (Symbol_table::resolve): Likewise.
753 (Symbol_table::should_override): Don't complain about TLS mismatch
754 if the TO symbol is a plugin placeholder.
755 * testsuite/Makefile.am (plugin_test_tls): New test.
756 * testsuite/Makefile.in: Regenerate.
757 * testsuite/plugin_test_tls.sh: New test script.
758 * testsuite/two_file_test_2_tls.cc: New test source.
759 * testsuite/two_file_test_tls.cc: New test source.
761 2013-06-05 Alexander Ivchenko <alexander.ivchenko@intel.com>
763 * layout.cc (Layout::set_segment_offsets): Taking care of the case when
764 the maximum segment alignment is larger than the page size.
765 * testsuite/Makefile.am (large_symbol_alignment): Test that Gold
766 correctly aligns the symbols with large alignemnt.
767 * testsuite/Makefile.in: Regenerate.
768 * testsuite/large_symbol_alignment.cc: New file.
770 2013-05-30 Alexander Ivchenko <alexander.ivchenko@intel.com>
771 Sriraman Tallam <tmsriram@google.com>
773 * options.h (sort_section): New option.
774 * output.h (Input_section_sort_section_prefix_special_ordering_compare):
775 Rename from Input_section_sort_section_name_special_ordering_compare.
776 (Input_section_sort_section_name_compare): New struct.
777 * output.cc (Output_section::Input_section_sort_section_name_compare::
778 operator()): New function.
779 (Output_section::sort_attached_input_sections): Use new sort function
780 for .text if --sort-section=name is specified.
781 * layout.cc (Layout::make_output_section):
782 Add sorting by name when --sort-section=name is specified.
783 * testsuite/Makefile.am (text_section_grouping): Test option
785 * testsuite/Makefile.in: Regenerate.
786 * testsuite/section_sorting_name.cc: New file.
787 * testsuite/section_sorting_name.sh: New file.
789 2013-05-21 Cary Coutant <ccoutant@google.com>
791 * symtab.h (Symbol::is_cxx_vtable): New function.
792 * target-reloc.h (relocate_section): Check for vtable symbol.
793 * testsuite/Makefile.am (missing_key_func.sh): New test case.
794 * testsuite/Makefile.in: Regenerate.
795 * testsuite/missing_key_func.cc: New test source.
796 * testsuite/missing_key_func.sh: New test script.
798 2013-05-21 Cary Coutant <ccoutant@google.com>
800 * object.cc (Sized_relobj_file::get_symbol_location_info): Set
801 type of enclosing symbol.
802 (Relocate_info::location): Check symbol type when describing symbol.
803 * object.h (Symbol_location_info): Remove unused line_number;
804 add enclosing_symbol_type.
805 * testsuite/debug_msg.sh: Adjust expected output.
807 2013-05-13 Cary Coutant <ccoutant@google.com>
809 * configure.ac: Export DEFAULT_TARGET.
810 * configure: Regenerate.
811 * Makefile.in: Regenerate.
812 * testsuite/Makefile.am: Add .EXPORT_ALL_VARIABLES.
813 * testsuite/Makefile.in: Regenerate.
814 * testsuite/debug_msg.sh: Delete duplicate tests.
815 Don't check undef_int error message match for powerpc where the
816 source file and line number aren't available.
818 2013-05-10 Roland McGrath <mcgrathr@google.com>
820 * options.h (General_options): Add --rosegment-gap option.
821 * options.cc (finalize): --rosegment-gap implies --rosegment.
822 * layout.cc (set_segment_offsets): Let user option override
823 target->rosegment_gap().
825 2013-05-10 Roland McGrath <mcgrathr@google.com>
827 * options.h (General_options): Remove leading space from help
828 messages for -nostdlib and --rosegment.
830 2013-05-03 Maciej W. Rozycki <macro@codesourcery.com>
833 * layout.cc (Layout::finalize): Make __ehdr_start STV_HIDDEN.
835 2013-05-03 Alan Modra <amodra@gmail.com>
837 * merge.cc (Output_merge_string::do_add_input_section): Correct
838 scan for number of strings. Rename vars to avoid shadowing.
839 Include missing terminator in input_size_.
841 2013-05-01 H.J. Lu <hongjiu.lu@intel.com>
843 * merge.cc (Output_merge_string<Char_type>::do_add_input_section):
844 Restore empty string handling.
846 2013-05-01 Cary Coutant <ccoutant@google.com>
848 * stringpool.cc (Stringpool_template::new_key_offset): Fix
849 uninitialized warning.
851 2013-04-29 Alexander Ivchenko <alexander.ivchenko@intel.com>
853 * output.cc (Output_section::add_merge_input_section): Allow
854 to merge sections if the alignment is more than character size.
855 * merge.h (Output_merge_string::Output_merge_string): Remove
857 * merge.cc (Output_merge_string<Char_type>::do_add_input_section): Count
858 only not-null strings. Check the alignment of strings.
860 (Stringpool_template<Stringpool_char>::Stringpool_template): Add
861 alignment as the argument.
862 (Stringpool_template<Stringpool_char>::addralign_): New class member.
863 * stringpool.cc (Stringpool_template<Stringpool_char>::new_key_offset):
864 Align non-zero length strings according to the addralign_.
865 (Stringpool_template<Stringpool_char>::set_string_offsets):
866 Updating offsets according to the given alignment.
867 * testsuite/Makefile.am (text_section_grouping): Test if string
868 literals are getting merged.
869 * testsuite/Makefile.in: Regenerate.
870 * testsuite/merge_string_literals_1.c: New file.
871 * testsuite/merge_string_literals_2.c: Ditto.
872 * testsuite/merge_string_literals.sh: Ditto.
874 2013-04-26 Ian Lance Taylor <iant@google.com>
876 * target-reloc.h (relocate_section): If the reloc offset is out of
877 range, pass VIEW as NULL to relocate.relocate.
878 * arm.cc (Target_arm:Relocate::relocate): Check for a NULL view.
879 * i386.cc (Target_i386::Relocate::relocate): Likewise.
880 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
881 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
882 * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
883 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
885 2013-04-26 Geoff Pike <gpike@chromium.org>
887 * gold.cc (queue_final_tasks): invoke layout->queue_build_id_tasks().
888 * layout.cc (Hash_task): New class.
889 (Layout::queue_build_id_tasks): New function.
890 (Layout::write_build_id): Handle single-thread portion of build ID
891 computation. (In some cases, all of it is single-threaded.) Replace
892 {sha1,md5}_process_bytes with {sha1,md5}_buffer to get the same
893 functionality in fewer lines of code.
894 * layout.h (Layout::queue_build_id_tasks): New function declaration.
895 * options.h (General_options): make "--build-id" default to tree
896 rather than sha1. Add two new options related to --build-id=tree:
897 --build-id-chunk-size-for-treehash and
898 --build-id-min-file-size-for-treehash.
899 * Makefile.am: add testing of --build-id=tree and related new options
900 (these tests will be invoked by "make check").
901 * Makefile.in: Regenerate.
903 2013-04-25 Alan Modra <amodra@gmail.com>
905 * configure.tgt: Add powerpcle and powerpc64le.
907 2013-04-22 Alan Modra <amodra@gmail.com>
910 * layout.cc (Layout::segment_precedes): Allow more than one
911 segment with the same type and flags.
913 2013-04-15 Cary Coutant <ccoutant@google.com>
915 * layout.cc (Layout::set_relocatable_section_offsets): Don't
916 allocate space in file for BSS sections.
918 2013-04-15 Cary Coutant <ccoutant@google.com>
920 * script-sections.cc (Orphan_output_section): Reset address
921 to zero after each orphaned section for relocatable links.
923 2013-04-15 Cary Coutant <ccoutant@google.com>
925 * symtab.cc (Symbol_table::sized_write_globals): Subtract
926 section starting address for relocatable link.
927 * testsuite/Makefile.am (script_test_11): New test.
928 * testsuite/Makefile.in: Regenerate.
929 * testsuite/script_test_11.c: New source file.
930 * testsuite/script_test_11.t: New linker script.
932 2013-04-13 Alan Modra <amodra@gmail.com>
934 * powerpc.cc (Stub_control::can_add_to_stub_group): Don't set
935 owner when sections are not adjacent and exceed group size.
936 (Target_powerpc::group_sections): Handle corner case.
937 (Target_powerpc::Branch_info::make_stub): Handle case where
938 stub table doesn't exist due to branches in non-exec sections.
939 (Target_powerpc::Relocate::relocate): Likewise.
941 2013-04-11 Alan Modra <amodra@gmail.com>
944 * powerpc.cc (Target_powerpc::make_brlt_section): Name section
945 .branch_lt to match bfd ld. Adjust comments throughout file.
947 2013-04-04 Ian Lance Taylor <iant@google.com>
950 * object.cc (do_layout_deferred_sections): Handle .eh_frame
951 sections before checking whether they are included in the link.
953 2013-03-29 Sriraman Tallam <tmsriram@google.com>
955 * archive.cc (Archive::get_elf_object_for_member): Create the elf
956 object before calling the plugin claim_file handler. Pass the elf
957 object of the archive to the plugin. Delete the elf object if the
958 plugin claims the file.
960 2013-03-21 Alan Modra <amodra@gmail.com>
962 * layout.cc (Layout::set_segment_offsets): Accept writable .text
965 2013-03-21 Alan Modra <amodra@gmail.com>
967 * dwp.cc (Dwp_output_file::add_contribution): Avoid signed/unsigned
969 * layout.cc (Layout::create_dynamic_symtab): Avoid "may be used
970 uninitialized" warning.
972 2013-03-20 Alan Modra <amodra@gmail.com>
974 * symtab.h (Symbol::clear_version): New function.
975 * symtab.cc (Symbol_table::set_dynsym_indexes): Don't set object
976 is_needed by weak references. Clear version for symbols defined
977 in as-needed objects that are not needed.
979 2013-03-15 Alan Modra <amodra@gmail.com>
981 * powerpc.cc (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Make
982 static and public. Add report_err param. Return false for data refs.
983 (Target_powerpc::rela_dyn_section): New overloaded function.
984 (Target_powerpc::plt_, iplt_): Elucidate.
985 (Output_data_plt_powerpc::entry_count): Handle current_data_size()==0.
986 (Output_data_plt_powerpc::do_write): Don't write .iplt.
987 (Output_data_plt_powerpc::plt_entry_count): Don't add .iplt entries.
988 (Target_powerpc::Scan::local, global): Adjust reloc_needs_plt_for_ifunc
989 calls. Put ifunc dynamic relocs in irela_dyn_section. Only
990 push_branch and make_plt_entry for ifunc syms when
991 reloc_needs_plt_for_ifunc.
992 (Target_powerpc::Relocate::relocate): Don't use plt entry value
993 for ifunc unless reloc_needs_plt_for_ifunc.
995 2013-03-15 Alan Modra <amodra@gmail.com>
997 * gc.h (gc_process_relocs): Don't look through function descriptors.
998 * icf.cc (get_section_contents): Do so here instead.
1000 2013-03-13 Alan Modra <amodra@gmail.com>
1002 * powerpc.cc (is_branch_reloc): Forward declare.
1003 (Target_powerpc::do_can_check_for_function_pointers): New predicate.
1004 (Target_powerpc::Scan::local_reloc_may_be_function_pointer): Return
1005 false for 64-bit, true for 32-bit non-branch relocs.
1006 (Target_powerpc::Scan::global_reloc_may_be_function_pointer): Likewise.
1007 * testsuite/Makefile.am (icf_test): Use linker map file instead of
1009 (icf_safe_test): Generate linker map file as well as nm output.
1010 (icf_safe_so_test): Likewise.
1011 * testsuite/Makefile.in: Regenerate.
1012 * testsuite/icf_test.sh: Parse linker map file to determine
1014 * testsuite/icf_safe_test.sh: Likewise. Expect folding for PowerPC.
1015 * testsuite/icf_safe_so_test.sh: Likewise.
1016 (X86_32_or_ARM_specific_safe_fold): Merge into..
1017 (arch_specific_safe_fold): ..this.
1018 (X86_64_specific_safe_fold): Delete unused function.
1020 2013-03-12 Alan Modra <amodra@gmail.com>
1022 * gc.h (gc_process_relocs): Look through function descriptors
1023 to determine shndx, symvalue and addend used by ICF. Tidy
1024 variable duplication.
1026 2013-03-11 Alan Modra <amodra@gmail.com>
1028 * gold.cc (queue_middle_tasks): Move detect_odr_violations..
1029 * layout.cc (Layout_task_runner::run): ..to here.
1030 * symtab.h (struct Symbol_location): Extract from..
1031 (class Symbol_table): ..here.
1032 * symtab.cc (Symbol_table::linenos_from_loc): Invoke function_location.
1033 * target.h (class Target): Add function_location and
1034 do_function_location functions.
1035 (class Sized_target): Add do_function_location.
1036 * object.h (class Sized_relobj_file): Move find_shdr..
1037 (class Object): ..to here.
1038 * object.cc: Likewise. Update to suit. Instantiate.
1039 (Sized_relobj_file::find_eh_frame): Update find_shdr call.
1040 * powerpc.cc (class Powerpc_dynobj): New.
1041 (Target_powerpc::do_function_location): New function.
1042 (Powerpc_relobj::do_find_special_sections): Update find_shdr call.
1043 (Powerpc_dynobj::do_read_symbols): New function.
1044 (Target_powerpc::do_make_elf_object): Make a Powerpc_dynobj.
1046 2013-03-08 Ian Lance Taylor <iant@google.com>
1048 * options.cc (General_options::string_to_object_format): Accept
1051 2013-03-08 Alan Modra <amodra@gmail.com>
1053 * ehframe.h (Post_fdes) Make it a vector of Post_fde rather than
1054 pointer to Post_fde.
1055 (struct Post_fde): Move definition to here..
1056 * ehframe.cc (struct Post_fde): ..from here.
1057 (Cie::write): Don't alloc Post_fde.
1058 (Eh_frame::do_sized_write): Update. Don't free Post_fde.
1060 2013-03-07 Alan Modra <amodra@gmail.com>
1062 * testsuite/discard_locals_relocatable_test.c: Add a powerpc
1063 relocation referencing .LC0.
1064 * testsuite/discard_locals_test.sh: Remove FIXMEs.
1066 2013-03-07 Alan Modra <amodra@gmail.com>
1068 * testsuite/ifunc-sel.h (ifunc_sel, ifunc_one): Mark
1069 always_inline. Add assembly for powerpc to avoid GOT.
1071 2013-03-07 Alan Modra <amodra@gmail.com>
1073 * testsuite/script_test_10.sh: Don't test .bss section
1076 2013-03-06 Alan Modra <amodra@gmail.com>
1078 * powerpc.cc (class Powerpc_relobj): Move some member functions.
1079 (Target_powerpc::symval_for_branch): Add symtab param. Update
1080 all callers. Handle folded sections.
1081 (Target_powerpc::do_gc_add_reference): Don't cast dynamic object
1083 (Global_symbol_visitor_opd::operator()): Likewise.
1085 2013-03-04 Alan Modra <amodra@gmail.com>
1087 * testsuite/Makefile.am (final_layout_script.lds): Add .sbss.
1088 * testsuite/Makefile.in: Regenerate.
1090 2013-03-01 Cary Coutant <ccoutant@google.com>
1092 Add dwp support for v2 DWARF package file format.
1093 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
1094 tu_length parameter. Adjust all callers.
1095 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
1096 * dwp.cc: Include dwarf.h.
1097 (Section_bounds): New struct type.
1098 (Unit_set): New struct type.
1099 (Dwo_file::Dwo_file): Initialize new data member.
1100 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
1101 Combine and rename to...
1102 (Dwo_file::read_unit_index): ...this.
1103 (Dwo_file::sized_read_compunit_index)
1104 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
1105 (Dwo_file::sized_read_unit_index): ...this.
1106 (Dwo_file::copy_section): Remove section_name, is_str_offsets
1107 parameters; add section_id parameter.
1108 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
1109 (Dwo_file::add_unit_set): ...this.
1110 (Dwo_file::shndx_map_): Remove.
1111 (Dwo_file::sect_offsets_): New data member.
1112 (Dwp_output_file::Dwp_output_file): Initialize new data members.
1113 (Dwp_output_file::add_section): Rename to...
1114 (Dwp_output_file::add_contribution): ...this.
1115 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
1116 (Dwp_output_file::add_tu_set): Likewise.
1117 (Dwp_output_file::Contribution): New type.
1118 (Dwp_output_file::Section::contributions): New data member.
1119 (Dwp_output_file::Cu_or_tu_set): Remove.
1120 (Dwp_output_file::Section::Section): New ctor.
1121 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
1122 (Dwp_output_file::Dwp_index::Section_table): New type.
1123 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
1124 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
1126 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
1127 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
1128 (Dwp_output_file::Dwp_index::section_table): New member function.
1129 (Dwp_output_file::Dwp_index::section_table_end): New member function.
1130 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
1131 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
1132 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
1133 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
1134 (Dwp_output_file::Dwp_index::section_table_): New data member.
1135 (Dwp_output_file::Dwp_index::section_mask_): New data member.
1136 (Dwp_output_file::add_output_section): New member function.
1137 (Dwp_output_file::write_new_section): New member function.
1138 (Dwp_output_file::write_contributions): New member function.
1139 (Dwp_output_file::section_id_map_): New data member.
1140 (class Dwo_id_info_reader): Remove.
1141 (class Unit_reader): New class.
1142 (get_dwarf_section_name): New function.
1143 (Dwo_file::read_executable): Adjust initializations of class data.
1144 (Dwo_file::read): Add support for v2 package file format.
1145 (Dwo_file::read_unit_index): Likewise.
1146 (Dwo_file::sized_read_unit_index): Likewise.
1147 (Dwo_file::copy_section): Likewise.
1148 (Dwo_file::add_unit_set): Likewise.
1149 (Dwp_output_file::add_output_section): Likewise.
1150 (Dwp_output_file::add_contribution): Likewise.
1151 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
1153 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
1155 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
1157 (Dwp_output_file::initialize): Remove unused function.
1158 (Dwp_output_file::finalize): Add support for v2 package file format.
1159 (Dwp_output_file::write_index): Likewise.
1160 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
1163 2013-03-01 Cary Coutant <ccoutant@google.com>
1165 * dwarf_reader.cc (Dwarf_info_reader::check_buffer): Move
1166 function into class definition in header file.
1167 (Dwarf_info_reader::warn_corrupt_debug_section): New function.
1168 * dwarf_reader.h (Dwarf_info_reader::warn_corrupt_debug_section):
1170 (Dwarf_info_reader::check_buffer): Move here from .cc file.
1172 2013-02-28 Alan Modra <amodra@gmail.com>
1174 * target.h (Target::plt_fde_location, do_plt_fde_location): Declare.
1175 * target.cc (Target::do_plt_fde_location): New function.
1176 * ehframe.h (class FDE): Add post_map field to u_.from_linker,
1177 accessor function, and constructor param.
1178 (struct Post_fde, Post_fdes): Declare.
1179 (Cie::write): Add post_fdes param.
1180 * ehframe.cc (Fde::write): Use plt_fde_location.
1181 (struct Post_fde): Define.
1182 (Cie::write): Stash FDEs added post merge mapping.
1183 (Eh_frame::add_ehframe_for_plt): Assert no new CIEs after mapping.
1184 Adjust Fde constructor call. Bump final_data_size_ for post map FDEs.
1185 (Eh_frame::do_sized_write): Arrange to write post map FDES after
1187 * powerpc.cc (Target_powerpc::do_plt_fde_location): New function.
1188 (Target_powerpc::has_glink): New function.
1189 (Target_powerpc::do_relax): Add eh_frame info for stubs.
1190 (struct Eh_cie, eh_frame_cie, glink_eh_frame_fde_64,
1191 glink_eh_frame_fde_32, default_fde): New data.
1192 (Stub_table::eh_frame_added_): New var.
1193 (Stub_table::find_long_branch_entry, stub_address, stub_offset):
1195 (Stub_table::add_eh_frame): New function.
1196 (Output_data_glink::add_eh_frame): New function.
1197 (Target_powerpc::make_glink_section): Call add_eh_frame.
1199 2013-02-15 Ian Lance Taylor <iant@google.com>
1201 * options.h (DEFINE_uint64_alias): Define.
1202 (class General_options): Add -Ttext-segment as an alias for
1205 2013-02-15 Alan Modra <amodra@gmail.com>
1207 * powerpc.cc (Stub_table::plt_off): New function, extracted from..
1208 (Stub_table::do_write): ..here, two places.
1209 (Stub_table::plt_call_size): Use it here too.
1211 2013-02-11 Ian Lance Taylor <iant@google.com>
1213 * descriptors.cc (Descriptors::close_all): New function.
1214 * descriptors.h (class Descriptors): Declare close_all.
1215 (close_all_descriptors): New inline function.
1216 * plugin.cc: Include "descriptors.h".
1217 (Plugin_manager::cleanup): Call close_all_descriptors.
1219 2013-02-06 Alan Modra <amodra@gmail.com>
1221 * README: Update coding style link.
1223 2013-01-28 Cary Coutant <ccoutant@google.com>
1225 * dwp.cc (File_list): New typedef.
1226 (Dwo_name_info_reader): New class.
1227 (Dwo_id_info_reader::Dwo_id_info_reader): Remove unused parameters.
1228 (Dwo_id_info_reader::visit_top_die): Remove unused member function.
1229 (Dwo_file::~Dwo_file): Delete input_file_ after obj_.
1230 (Dwo_file::read_executable): New function.
1231 (Dwo_file::read): Move common setup code to ...
1232 (Dwo_file::make_object): ... here.
1233 (dwp_options): Add --exec/-e.
1237 2013-01-24 Sriraman Tallam <tmsriram@google.com>
1239 * layout.cc (Layout::layout): Check for option text_reorder.
1240 (Layout::make_output_section): Ditto.
1241 * options.h (text_reorder): New option.
1242 * output.cc (Input_section_sort_compare): Remove special ordering
1245 Input_section_sort_section_name_special_ordering_compare::
1246 operator()): New function.
1247 (Output_section::sort_attached_input_sections): Use new sort function
1249 * output.h (Input_section_sort_section_name_special_ordering_compare):
1251 * testsuite/Makefile.am (text_section_grouping): Test option
1253 * testsuite/Makefile.in: Regenerate.
1254 * testsuite/text_section_grouping.sh: Check order of functions without
1255 default text reordering.
1257 2013-01-18 Mike Frysinger <vapier@gentoo.org>
1259 * options.h (General_options): Change default to true for new_dtags.
1261 2013-01-18 Mike Frysinger <vapier@gentoo.org>
1263 * layout.cc (Layout::finish_dynamic_section): Only add DT_RPATH
1264 when enable_new_dtags is false. Only add DT_RUNPATH when
1265 enable_new_dtags is true.
1267 2013-01-17 Serge Pavlov <serge.v.pavlov@gmail.com>
1269 * powerpc.cc (Stub_table::find_plt_call_entry): Make types
1270 used in declaration and definition consistent.
1271 (Target_powerpc::symval_for_branch): Ditto.
1273 2013-01-16 Sriraman Tallam <tmsriram@google.com>
1275 * testsuite/plugin_final_layout.cc: Fix comment.
1277 2013-01-16 Sriraman Tallam <tmsriram@google.com>
1279 * layout.cc (Layout::layout): Do not do default sorting for
1280 text sections when section ordering is specified.
1281 (make_output_section): Ditto.
1282 * testsuite/plugin_final_layout.cc: Name the function sections
1283 to catch reordering issues.
1285 2013-01-15 Alan Modra <amodra@gmail.com>
1287 * powerpc.cc (Target_powerpc::do_relax): Default shared libs to
1290 2013-01-15 Alan Modra <amodra@gmail.com>
1292 * testsuite/Makefile.am (final_layout_script.lds): Handle .got section.
1293 * testsuite/Makefile.in: Regenerate.
1295 2013-01-14 Alan Modra <amodra@gmail.com>
1297 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add various output files.
1298 * testsuite/Makefile.in: Regenerate.
1300 2013-01-11 Pavel Chupin <pavel.v.chupin@intel.com>
1303 Fix mingw gold build with plugins enabled
1304 * Makefile.am: Replace -ldl with @DLOPEN_LIBS@.
1305 * configure.ac: Export DLOPEN_LIBS and add headers check.
1306 * plugin.cc: Handle non-dlfcn case.
1307 * Makefile.in: Regenerate.
1308 * config.in: Regenerate.
1309 * configure: Regenerate.
1310 * testsuite/Makefile.in: Regenerate.
1312 2013-01-09 Sriraman Tallam <tmsriram@google.com>
1314 * output.h (sort_attached_input_sections): Change to be public.
1315 * script-sections.cc
1316 (Output_section_definition::set_section_addresses): Sort
1317 attached input sections according to section order before linker
1318 script assigns section addresses.
1319 (Orphan_output_section::set_section_addresses): Sort
1320 attached input sections according to section order before linker
1321 script assigns section addresses.
1322 * Makefile.am (final_layout.sh): Use a simple linker script to
1323 check if section ordering still works.
1324 * Makefile.in: Regenerate.
1326 2013-01-09 Ben Cheng <bccheng@google.com>
1328 * arm.cc (Target_arm::attributes_accept_div): New function.
1329 (Target_arm::attributes_forbid_div): New function.
1330 (Target_arm::merge_object_attributes): Merge the Tag_DIV_use
1331 attribute using the same new functions as what bfd/elf32_arm.c
1334 2013-01-07 Cary Coutant <ccoutant@google.com>
1337 * output.cc (Output_section::add_input_section): For incremental
1338 updates, don't track input sections that are allocated from patch
1341 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
1342 Ian Lance Taylor <iant@google.com>
1345 * configure.ac (--enable-ld): Removed.
1346 (install_as_default): Set to yes only for --enable-gold=default
1348 * configure: Regenerated.
1350 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
1352 * options.h (General_options): Add -fuse-ld= for GCC linker
1353 option compatibility.
1355 2013-01-04 Cary Coutant <ccoutant@google.com>
1357 * configure.ac: Fix typo restoring CXXFLAGS.
1358 * configure: Regenerate.
1360 2013-01-04 Cary Coutant <ccoutant@google.com>
1362 * testsuite/Makefile.am (CXXLINK_S): New macro.
1363 (debug_msg_so.err, debug_msg_ndebug.err): Use CXXLINK_S.
1364 * testsuite/Makefile.in: Regenerate.
1366 2013-01-02 H.J. Lu <hongjiu.lu@intel.com>
1368 * version.cc (print_version): Update copyright year to 2013.
1370 2012-12-20 Ian Lance Taylor <iant@google.com>
1372 * layout.cc (Layout::special_ordering_of_input_section): New
1374 (Layout::layout): If input section requires special ordering, must
1375 sort input sections.
1376 (Layout::make_output_section): May sort .text input sections.
1377 (Layout::is_section_name_prefix_grouped): Remove.
1378 * layout.h (class Layout): Declare
1379 special_ordering_of_input_section. Don't declare
1380 is_section_name_prefix_grouped.
1381 * output.cc (Output_section::add_input_section): Revert last
1383 (Output_section::Input_section_sort::match_file_name): Don't crash
1384 if called on output section data.
1385 (Output_section::Input_section_sort_compare): Sort based on
1387 (Output_section::Input_section_sort_section_order_index_compare):
1389 (Output_section::sort_attached_input_sections): Likewise.
1391 2012-12-18 Sriraman Tallam <tmsriram@google.com>
1393 * layout.cc (Layout::is_section_name_prefix_grouped): New function.
1394 * layout.h (Layout::is_section_name_prefix_grouped): New function.
1395 * output.cc (Output_section::add_input_section): Check if section
1396 name contains special prefix. Keep input sections to sort such
1398 (Output_section::Input_section_sort_section_order_index_compare
1399 ::operator()): Group sections according to prefixes.
1400 (Output_section::sort_attached_input_sections): Add condition to
1401 Input_section_entry constructor call.
1402 * testsuite/Makefile.am (text_section_grouping): New test.
1403 * testsuite/Makefile.in: Regenerate.
1404 * testsuite/text_section_grouping.cc: New file.
1405 * testsuite/text_section_grouping.sh: New file.
1407 2012-12-17 Nick Clifton <nickc@redhat.com>
1409 * Makefile.am: Add copyright notice.
1412 * configure.ac: Likewise.
1413 * ftruncate.c: Likewise.
1414 * Makefile.in: Regenerate.
1416 2012-12-14 Cary Coutant <ccoutant@google.com>
1418 * testsuite/Makefile.am (exception_separate_shared_12_test): Add
1419 --no-as-needed flag.
1420 (exception_separate_shared_12_test): Likewise.
1421 (incremental_copy_test): Likewise.
1422 * testsuite/Makefile.in: Regenerate.
1424 2012-12-14 Cary Coutant <ccoutant@google.com>
1426 * dwp.cc (Dwp_output_file::add_cu_set): Check for duplicate CUs.
1427 (Dwp_output_file::Dwp_index::enter_set): Add assert.
1429 2012-12-12 Alan Modra <amodra@gmail.com>
1431 * powerpc.cc (class Track_tls): New.
1432 (class Relocate, class Scan): Inherit Track_tls.
1433 (Target_powerpc::Scan::local, global): Track tls optimization
1434 and avoid creating plt entry for __tls_get_addr if all uses
1436 (Target_powerpc::Relocate::relocate): Update to use Track_tls.
1438 2012-12-12 Alan Modra <amodra@gmail.com>
1440 * options.h (General_options): Add --toc-sort/--no-toc-sort.
1441 Replace no_toc_optimize with toc_optimize.
1442 * output.h (Output_section::input_sections): Provide non-const variant.
1443 * powerpc.cc (Powerpc_relobj::has_small_toc_reloc_,
1444 set_has_small_toc_reloc, has_small_toc_reloc): New variable and
1446 (Target_powerpc::Scan::local, global): Call set_has_small_toc_reloc.
1447 (class Sort_toc_sections): New.
1448 (Target_powerpc::do_finalize_sections): Sort toc sections.
1449 (Target_powerpc::Relocate::relocate): Update toc_optimize test.
1451 2012-12-10 Roland McGrath <mcgrathr@google.com>
1453 * testsuite/binary_unittest.cc (read_all): New function.
1454 (Sized_binary_test): Use it instead of ::read.
1455 * fileread.cc (do_read): Don't assume pread always reads the whole
1456 amount in a single call.
1458 2012-12-10 Alan Modra <amodra@gmail.com>
1460 * powerpc.cc (Target_selector_powerpc::Target_selector_powerpc):
1461 Set EM_PPC64 or EM_PPC here.
1462 (Target_selector_powerpc::do_recognize): Delete.
1464 2012-12-10 Alan Modra <amodra@gmail.com>
1466 * powerpc.cc (Powerpc_relobj::Powerpc_relobj): Init has14_ and
1468 (Target_powerpc::Branch_info::make_stub): Don't omit addend.
1470 2012-12-07 Roland McGrath <mcgrathr@google.com>
1472 * testsuite/binary_unittest.cc (Sized_binary_test):
1473 Use open_descriptor rather than ::open.
1475 2012-12-07 Alan Modra <amodra@gmail.com>
1477 * powerpc.cc (Stub_table::do_write): Delete redundant Address
1478 typedef and invalid_address constant.
1479 (Output_data_glink, Stub_table, Target_powerpc): Explicitly
1480 instantiate constants.
1482 2012-12-06 Roland McGrath <mcgrathr@google.com>
1484 * configure.ac (HAVE_ZLIB): Use AM_ZLIB instead of AC_SEARCH_LIBS.
1485 Use $ac_cv_header_zlib_h = yes as the condition in AM_CONDITIONAL.
1486 * aclocal.m4: Regenerate.
1487 * configure: Regenerate.
1488 * Makefile.in: Regenerate.
1489 * testsuite/Makefile.in: Regenerate.
1491 2012-12-07 Alan Modra <amodra@gmail.com>
1493 * options.h (General_options): Add no_toc_optimize.
1494 * powerpc.cc (ok_lo_toc_insn): New function.
1495 (Target_powerpc::Relocate::relocate): Optimize toc access sequences.
1497 2012-12-06 Alan Modra <amodra@gmail.com>
1499 * options.h (General_options): Add plt_align, plt_static_chain,
1500 plt_thread_safe. Update stub_group_size help text.
1501 * powerpc.cc (Target_powerpc::plt_thread_safe): New access function
1502 for new plt_thread_safe_ var.
1503 (use_plt_offset): Correct comments.
1504 (Target_powerpc::do_relax): Look for thread creation symbols to
1505 determine default plt_thread_safe value. Clear plt call stubs
1506 as well as branch stubs each iteration.
1507 (add_2_2_11, add_12_12_11, bnectr_p4, cmpldi_2_0, xor_11_11_11): New
1509 (l, hi, ha, write_insn): Move earlier.
1510 (Stub_table): Delete prev_size, add last_plt_size and last_branch_size.
1511 (Stub_table::clear_stubs): Rename from clear_long_branch_stubs, clear
1513 (Stub_table::update_size): Adjust.
1514 (Stub_table::prev_size, set_prev_size): Delete.
1515 (Stub_table::stub_align): Let --plt-align affect result.
1516 (Stub_table::plt_call_size): Calculate sizes for various stubs.
1517 (Stub_table::branch_stub_size): Use last_plt_size in address calc.
1518 (Stub_table::add_plt_call_stub): Pass iterator to plt_call_size.
1519 (Stub_table::do_write): Support more stub variants.
1521 2012-12-04 Alan Modra <amodra@gmail.com>
1523 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Delete.
1524 (Target_powerpc::do_define_standard_symbols): New function.
1526 2012-12-03 Alan Modra <amodra@gmail.com>
1528 * output.h: Formatting, whitespace.
1530 2012-12-03 Alan Modra <amodra@gmail.com>
1532 * layout.h (Layout::get_executable_sections): Declare.
1533 * layout.cc (Layout::get_executable_sections): New function.
1534 * arm.cc (Target_arm::group_sections): Use it.
1535 (Arm_output_section::group_sections): Delete now redundant test.
1536 * output.cc (Output_reloc::Output_reloc): Add is_relative.
1537 param to handle relative relocs.
1538 * output.h (Output_reloc::Output_reloc <absolute reloc>): Likewise.
1539 (Output_data_reloc::add_absolute): Adjust.
1540 (Output_data_reloc::add_relative): New function.
1541 (Output_data::reset_data_size): New function.
1542 (Output_relaxed_input_section::set_relobj, set_shndx): New functions.
1543 (Output_section::set_addralign): New function.
1544 (Output_section::checkpoint_set_addralign): New function.
1545 (Output_section::clear_section_offsets_need_adjustment): New function.
1546 (Output_section::input_sections): Make public.
1547 * powerpc.cc (class Output_data_brlt_powerpc): New.
1548 (class Stub_table, class Stub_control): New.
1549 (Powerpc_relobj::has14_, set_has_14bit_branch, has_14bit_branch,
1550 stub_table_, set_stub_table, stub_table): New vectors and accessor
1552 (Target_powerpc::do_may_relax, do_relax, push_branch,
1553 new_stub_table, stub_tables, brlt_section, group_sections,
1554 add_branch_lookup_table, find_branch_lookup_table,
1555 write_branch_lookup_table, make_brlt_section): New functions.
1556 (Target_powerpc::struct Sort_sections, class Branch_info): New.
1557 (Target_powerpc::brlt_section_, stub_tables_, branch_lookup_table_,
1558 branch_info_): New vars.
1559 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Don't
1560 make call stubs here.
1561 (Output_data_glink): Remove all call stub handling from this class.
1562 (Target_powerpc::Scan::local, global): Save interesting branch
1563 relocs and relocs for ifunc. Adjust calls to plt entry functions.
1564 (Target_powerpc::do_finalize_sections): Only make reg save/restore
1565 functions on final link.
1566 (Target_powerpc::Relocate::relocate): Adjust lookup of call stubs.
1567 Handle long branch destinations too.
1568 (Target_powerpc::do_dynsym_value, do_plt_address_for_global,
1569 do_plt_address_for_local): Adjust lookup of plt call stubs.
1571 2012-11-30 Alan Modra <amodra@gmail.com>
1573 * powerpc.c (Target_powerpc::Scan::global): Don't emit relative
1574 relocs against protected symbols when building 32-bit shared libs.
1576 2012-11-30 Alan Modra <amodra@gmail.com>
1578 * powerpc.cc (Target_powerpc::make_plt_section): Add symtab
1579 param. Call got_section() to make .got. Update all callers
1580 and their callers and so on.
1582 2012-11-30 Alan Modra <amodra@gmail.com>
1584 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Make STB_LOCAL
1585 _GLOBAL_OFFSET_TABLE_ rather than STB_WEAK.
1586 (Output_data_got_powerpc::make_header): Update _GLOBAL_OFFSET_TABLE_
1587 value if it already exists.
1589 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1592 * x86_64.cc (Relocate::tls_ld_to_le): Support x32.
1594 2012-11-14 Roland McGrath <mcgrathr@google.com>
1596 * arm.cc (Output_data_plt_arm_nacl::first_plt_entry): Use bic rather
1597 than bfc instruction for data sandboxing.
1599 2012-11-08 Alan Modra <amodra@gmail.com>
1601 * po/POTFILES.in: Regenerate.
1603 2012-11-05 Alan Modra <amodra@gmail.com>
1605 * configure.ac: Apply 2012-09-10 change to config.in here.
1606 * configure: Regenerate.
1608 2012-11-05 Alan Modra <amodra@gmail.com>
1610 * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef.
1611 (struct Opd_ent): Use "Address" rather than "Offset".
1612 (Output_data_got_powerpc::got_base_offset): Return Valtype.
1613 (Target_powerpc::got_section): Make public.
1614 (Target_powerpc::scan_relocs): Move code setting symbols..
1615 (Powerpc_relobj::do_scan_relocs): ..to here, new function.
1616 Create _SDA_BASE_ only when referenced.
1618 2012-11-02 Roland McGrath <mcgrathr@google.com>
1620 * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
1623 2012-11-01 Roland McGrath <mcgrathr@google.com>
1625 * target.h (Sized_target::relocate_relocs): Use Elf_Off
1626 for offset_in_output_section parameter.
1627 (Sized_target::relocate_special_relocatable): Likewise.
1628 * arm.cc (Target_arm::relocate_relocs): Likewise.
1629 (Target_arm::relocate_special_relocatable): Likewise.
1630 * i386.cc (Target_i386::relocate_relocs): Likewise.
1631 * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
1632 * sparc.cc (Target_sparc::relocate_relocs): Likewise.
1633 * target-reloc.h (relocate_relocs): Likewise.
1634 * testsuite/testfile.cc (Target_test): Likewise.
1635 * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
1636 * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
1638 * system.h: Move inclusion of <clocale> to after <libintl.h> in
1639 [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
1641 * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
1642 parameter, which is unused in the [!F_SETFD] case.
1644 * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
1645 SYMNDX to off_t before comparing it to this->data_size().
1646 * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
1647 * incremental.cc (Output_section_incremental_inputs::do_write):
1648 Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
1650 * nacl.cc: Include "libiberty.h" for vasprintf declaration.
1652 2012-10-30 Steve McIntyre <steve.mcintyre@linaro.org>
1654 * gold.cc (Target_arm::do_adjust_elf_header): Add the
1655 hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
1658 2012-10-29 Cary Coutant <ccoutant@google.com>
1660 * dwp.cc (usage): Add file and exit status parameters;
1661 add --help and --version options.
1662 (print_version): New function.
1663 (main): Add --help and --version options.
1665 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1667 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
1668 final_layout_sequence.txt.
1669 * testsuite/Makefile.in: Regenerated.
1671 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1673 * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
1674 COMPILE generated by automake.
1676 (CXXCOMPILE1): Likewise.
1677 (CXXLINK1): Likewise.
1678 (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
1680 (CXXCOMPILE): Likewise.
1681 (CXXLINK): Likewise.
1682 * testsuite/Makefile.in: Regenerated.
1684 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1686 * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
1687 on bad fwrite return.
1689 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1691 * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
1694 2012-10-23 Cary Coutant <ccoutant@google.com>
1696 * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
1697 * testsuite/Makefile.in: Regenerate.
1698 * testsuite/dwp_test.h: New source file.
1699 * testsuite/dwp_test_1.cc: New source file.
1700 * testsuite/dwp_test_1.s: New source file.
1701 * testsuite/dwp_test_1.sh: New source file.
1702 * testsuite/dwp_test_1b.cc: New source file.
1703 * testsuite/dwp_test_1b.s: New source file.
1704 * testsuite/dwp_test_2.cc: New source file.
1705 * testsuite/dwp_test_2.s: New source file.
1706 * testsuite/dwp_test_2.sh: New source file.
1707 * testsuite/dwp_test_main.cc: New source file.
1708 * testsuite/dwp_test_main.s: New source file.
1710 2012-10-23 Cary Coutant <ccoutant@google.com>
1712 * dwp.h: New header file.
1713 * dwp.cc: New source file.
1714 * gold.h: Move shared declarations to system.h.
1715 * system.h: New header file.
1716 * Makefile.am: Add dwp.
1717 * Makefile.in: Regenerate.
1719 2012-10-23 Cary Coutant <ccoutant@google.com>
1721 * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
1722 Dwarf_info_reader::read_from_pointer.
1723 (Dwarf_pubnames_table::read_header): Likewise.
1724 (Dwarf_pubnames_table::next_name): Likewise.
1725 (Dwarf_die::read_attributes): Likewise.
1726 (Dwarf_die::skip_attributes): Likewise.
1727 (Dwarf_info_reader::read_from_pointer): New function template.
1728 * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
1729 (Dwarf_pubnames_table): Likewise.
1730 (Dwarf_info_reader::read_from_pointer): New function template.
1731 * gdb-index.cc (Gdb_index_info_reader): Adjust call to
1732 Dwarf_pubnames_table ctor.
1734 2012-10-23 Cary Coutant <ccoutant@google.com>
1736 * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
1738 * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
1740 (Dwarf_info_reader::set_abbrev_shndx): New method.
1741 (Dwarf_info_reader::abbrev_shndx_): New data member.
1743 2012-10-23 Cary Coutant <ccoutant@google.com>
1745 * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
1746 from object, not parameters.
1747 (Dwarf_info_reader::parse): Likewise.
1748 * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
1749 (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
1750 (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
1753 2012-10-23 Cary Coutant <ccoutant@google.com>
1755 * fileread.cc (Input_file::Input_file): New constructor.
1756 * fileread.h (class Input_file): Add new constructor.
1758 2012-10-18 Alan Modra <amodra@gmail.com>
1761 * object.cc (Relobj::is_section_name_included): Also match
1762 .sdata personality section.
1764 2012-10-18 Alan Modra <amodra@gmail.com>
1766 * target-reloc.h (class Default_comdat_behavior): New, package up..
1767 (get_comdat_behaviour): ..this.
1768 (relocate_section): Add Relocate_comdat_behavior template arg,
1769 adjust code to suit.
1770 * arm.cc (Target_arm::relocate_section): Adjust to suit.
1771 (Target_arm::scan_reloc_section): Likewise.
1772 * i386.cc (Target_i386::relocate_section): Likewise.
1773 * sparc.cc (Target_sparc::relocate_section): Likewise.
1774 * tilegx.cc (Target_tilegx::relocate_section): Likewise.
1775 * x86_64.cc (Target_x86_64::relocate_section): Likewise.
1776 * powerpc.cc (class Relocate_comdat_behavior): New.
1777 (Target_powerpc::relocate_section): Don't zap opd relocs. Supply
1778 gold::relocate_section with new template arg.
1780 2012-10-18 Alan Modra <amodra@gmail.com>
1782 * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
1783 dynamic relocs for GOT_TPREL got entries, without symbol if
1785 (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
1786 (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
1787 (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
1789 2012-10-17 Alan Modra <amodra@gmail.com>
1792 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
1794 2012-10-16 Sriraman Tallam <tmsriram@google.com>
1796 * layout.cc (Layout::include_section): Keep sections marked
1797 SHF_EXCLUDE when doing relocatable links.
1799 2012-10-16 Alan Modra <amodra@gmail.com>
1801 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
1802 (Target_powerpc::do_finalize_sections): Call it.
1803 (Output_data_save_res): New class and supporting functions.
1804 (Target_powerpc::symval_for_branch): Only look up .opd entry for
1805 normal symbols defined in object files.
1807 2012-10-12 Alan Modra <amodra@gmail.com>
1809 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
1810 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
1811 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
1812 section if scan_opd_relocs not yet called.
1813 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
1815 2012-10-12 Alan Modra <amodra@gmail.com>
1817 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
1818 add_local_ifunc_entry): Revert last change.
1819 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
1821 2012-10-05 Alan Modra <amodra@gmail.com>
1823 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
1824 do_plt_address_for_global): New functions.
1825 (Output_data_got_powerpc::do_write): Don't segfault when linking
1827 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
1828 add_local_ifunc_entry): Return true on adding entry..
1829 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
1830 glink->add_entry call. Remove unused symtab param. Adjust calls.
1831 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
1832 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
1833 set up symbols here.
1834 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
1835 syms here. Do so even when no .iplt. Don't segfault when linking
1837 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
1838 new variants without reloc param.
1839 (Glink_sym_ent::Glink_sym_ent): Likewise.
1840 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
1841 reloc when refs will resolve to plt call stub.
1842 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
1843 R_PPC_PLTREL24 to resolve locally.
1844 (Target_powerpc::Scan::global): Correct ifunc handling.
1845 (Target_powerpc::Relocate::relocate): Correct local sym glink
1846 lookup. Don't destroy "value" when we have a plt call stub,
1847 and when checking plt call validity.
1848 (Target_powerpc::do_dynsym_value): Simplify.
1850 2012-10-05 Alan Modra <amodra@gmail.com>
1852 * i386.cc (Output_data_plt_i386::address_for_global,
1853 address_for_local): Add plt offset to returned value. Adjust uses.
1854 * sparc.cc (Output_data_plt_sparc::address_for_global,
1855 address_for_local): Likewise.
1856 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
1857 address_for_local): Likewise.
1858 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
1859 address_for_local): Likewise.
1860 * target.h (Target::plt_address_for_global, plt_address_for_local):
1862 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
1863 (Output_data_got::Got_entry::write): Nor here.
1864 * output.h: Comment fix.
1866 2012-10-02 Jiong Wang <jiwang@tilera.com>
1868 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
1869 global_offset_table_ value for larget got.
1870 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
1872 2012-09-29 Alan Modra <amodra@gmail.com>
1874 * powerpc.cc (Target_powerpc::iplt_): New output section.
1875 (Target_powerpc::iplt_section, make_iplt_section,
1876 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
1877 (Target_powerpc::make_plt_entry): Handle ifunc syms.
1878 Target_powerpc::plt_entry_count): Count iplt entries too.
1879 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
1880 reloc section in constructor. New params.
1881 (Target_powerpc::make_plt_section): Create reloc section here instead.
1882 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
1884 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
1885 (Output_data_glink::add_entry, find_entry): New functions to
1886 deal with local syms.
1887 (Glink_sym_ent): Add support for local syms.
1888 (Output_data_glink::do_write): Handle ifunc plt entries.
1889 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
1890 (Target_powerpc::Scan::local, global): Handle ifunc syms.
1891 (Target_powerpc::Relocate::relocate): Likewise.
1892 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
1894 2012-09-25 Alan Modra <amodra@gmail.com>
1896 * object.h (Sized_relobj_file::adjust_local_symbol,
1897 do_adjust_local_symbol): New functions.
1898 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
1899 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
1900 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
1901 and irregular opd entry spacing.
1902 (Powerpc_relobj::do_read_relocs): Add opd size checks.
1903 (Global_symbol_visitor_opd): New functor.
1904 (Target_powerpc::do_finalize_sections): Omit global symbols defined
1905 on deleted opd entries.
1907 2012-09-15 Jiong Wang <jiwang@tilera.com>
1909 * tilegx.cc: New file.
1910 * Makefile.am (TARGETSOURCES): Add tilegx.cc
1911 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
1912 * configure.tgt: Add entries for tilegx*.
1913 * configure.ac: Likewise.
1914 * Makefile.in: Rebuild.
1915 * configure: Likewise.
1916 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
1919 2012-09-13 Alan Modra <amodra@gmail.com>
1921 * target-reloc.h (scan_relocs): Call scan.local for relocs
1922 against symbols in discarded sections. Pass is_discarded
1924 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
1925 Add is_discarded param.
1926 * powerpc (Target_powerpc::Scan::local): Likewise. Use
1927 is_discarded to flag opd entry as discarded. Don't emit dyn
1928 relocs on such entries.
1929 (Target_powerpc::Scan::global): Similarly detect and handle
1931 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
1932 opd_ent_. Update all uses.
1933 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
1934 (Target_powerpc::relocate_section): Zero out discarded opd
1937 2012-09-12 Ian Lance Taylor <iant@google.com>
1940 * output.cc: Rename Output_data_got template parameter from size
1941 to got_size for all functions. Compile all variants of
1943 (Output_data_got::Got_entry::write): Correct use of size for
1944 symbol value. Use local_is_tls rather than casting to
1946 * object.h (class Object): Add local_is_tls and do_local_is_tls.
1947 (class Sized_relobj_file): Add do_local_is_tls.
1948 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
1950 2012-09-11 Alan Modra <amodra@gmail.com>
1953 * layout.cc (Layout::set_segment_offsets): When using
1954 common-page-size alignment, ensure we are on a new max-page-size
1956 * output.cc (Output_segment::set_section_addresses): Use
1957 abi_pagesize, not common_pagesize for relro boundary.
1958 (Output_segment::set_offset): Likewise.
1960 2012-09-11 Alan Modra <amodra@gmail.com>
1962 * output.h (Output_data_got::add_global_tls, add_local_tls,
1963 add_local_tls_pair): New functions.
1964 (Output_data_got::add_local_pair_with_rel): Remove second
1965 reloc param. Expand comment.
1966 (Output_data_got::Got_entry): Rename use_plt_offset_ to
1967 use_plt_or_tls_offset_, similarly for constructor param.
1968 (Output_data_got::Got_entry::write): Add got_index param.
1969 * output.cc (Output_data_got::add_global_tls, add_local_tls,
1970 add_local_tls_pair): New functions.
1971 (Output_data_got::Got_entry::write): Handle tls symbols
1972 with use_plt_or_tls_offset_ set specially.
1973 (Output_data_got::add_local_pair_with_rel): Only one reloc.
1974 (Output_data_got::do_write): Replace iterator with index, pass
1975 index to entry write function.
1976 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
1977 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
1978 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
1980 * i386.cc (Target_i386::Scan::local): Likewise.
1981 * sparc.cc (Target_sparc::Scan::local): Likewise.
1982 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
1983 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
1984 do_tls_offset_for_global): New functions.
1985 (Target_powerpc::Scan::local): Correct TLS relocations and got
1987 (Target_powerpc::Scan::global): Don't emit unnecessary
1988 dynamic relocations on TLS GOT entries.
1990 2012-09-10 Matthias Klose <doko@ubuntu.com>
1992 * config.in: Disable sanity check for kfreebsd.
1994 2012-09-10 Sterling Augustine <saugustine@google.com>
1996 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
1997 (Gdb_index::pubtypes_read): New parameter.
1998 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
2000 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
2003 2012-09-09 Alan Modra <amodra@gmail.com>
2005 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
2006 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
2007 * gc.h (gc_process_relocs): Call target gc_add_reference.
2008 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
2009 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
2010 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
2012 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
2013 to cater for when we don't need code offset. Update use.
2014 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
2015 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
2016 set_opd_valid): New functions.
2017 (Target_powerpc::do_gc_add_reference): New function.
2018 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
2020 (Target_powerpc::do_gc_mark_symbol): New function.
2022 2012-09-06 Cary Coutant <ccoutant@google.com>
2024 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
2025 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
2026 (Dwarf_die::skip_attributes): Likewise.
2027 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
2028 * testsuite/gdb_index_test.cc (inline_func_1): New function.
2030 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
2032 2012-09-05 H.J. Lu <hongjiu.lu@intel.com>
2034 * testsuite/script_test_3.t: Add .got.plt output section
2036 * testsuite/script_test_4.t: Likewise.
2038 2012-09-05 Alan Modra <amodra@gmail.com>
2040 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
2041 update all uses and lose "enum" when using type.
2043 2012-09-05 Alan Modra <amodra@gmail.com>
2045 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
2046 * configure: Regenerate.
2047 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
2048 (plugin_final_layout.stdout): Likewise.
2049 (memory_test): Set page sizes to 0x1000.
2050 * testsuite/Makefile.in: Regenerate.
2051 * testsuite/discard_locals_test.sh: Add FIXME comment.
2052 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
2053 * testsuite/pr14265.t: Add .got output section statement.
2054 * testsuite/script_test_2.t: Likewise.
2055 * testsuite/script_test_3.t: Likewise.
2056 * testsuite/script_test_4.t: Likewise.
2057 * testsuite/script_test_5.t: Likewise.
2058 * testsuite/script_test_6.t: Likewise.
2059 * testsuite/script_test_7.t: Likewise.
2060 * testsuite/script_test_9.t: Likewise.
2062 2012-09-05 Alan Modra <amodra@gmail.com>
2064 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
2065 (Powerpc_relocate_functions::Status): New typedef.
2066 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2067 (Target_powerpc::Scan::local): Handle REL64.
2068 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
2069 for REL32 and REL64.
2070 (Target_powerpc::symval_for_branch): New function, extracted from..
2071 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
2072 checks. Report overflow errors.
2074 2012-09-05 Alan Modra <amodra@gmail.com>
2076 * object.h (Sized_relobj_file::emit_relocs): Delete.
2077 (Sized_relobj_file::emit_relocs_reltype): Delete.
2078 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
2079 relocate_relocs for --emit-relocs.
2080 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
2081 * output.h: Update comment.
2082 (Output_segment::first_section): New function.
2083 (Output_segment::first_section_load_address): Use first_section.
2084 * output.cc (Output_segment::first_section): New function extracted..
2085 (Output_segment::first_section_load_address): ..from here. Delete.
2086 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
2087 * target.h (Sized_target::relocate_for_relocatable): Likewise.
2088 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
2089 adjust call to target.h function.
2090 * i386.cc (Target_i386): Likewise.
2091 * sparc.cc (Target_sparc): Likewise.
2092 * x86_64.cc (Target_x86_64): Likewise.
2093 * powerpc.cc (Target_powerpc): Likewise.
2094 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
2095 first tls section has section symbol for optimised local dynamic
2097 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
2098 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
2100 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
2101 Rename to relocate_relocs. Update error message.
2103 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
2105 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
2108 2012-08-31 Alan Modra <amodra@gmail.com>
2110 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
2111 (Powerpc_relobj::toc_base_offset): New stub function.
2112 (Target_powerpc): Add tp_offset, dtp_offset. Rename
2113 got_mod_index_offset to tlsld_got_offset. Update all refs.
2114 (Target_powerpc::Relocate::enum skip_tls): New.
2115 (Target_powerpc::call_tls_get_addr_): New var.
2116 (Target_powerpc::is_branch_reloc): Move to file scope.
2117 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
2118 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
2120 (Target_powerpc::enum Got_type): Delete old values, add new ones.
2121 (powerpc_info): Correct common_pagesize for ppc64.
2122 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
2123 (Powerpc_relocate_functions): Add overflow check enums and functions.
2124 Add non-shift version of rela, rela_ua. Delete all rel public
2125 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
2126 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
2127 addr16_ha3, addr14 functions.
2128 (Output_data_got_powerpc::add_constant_pair): New function.
2129 (Output_data_got_powerpc::got_base_offset): Likewise.
2130 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
2131 (instruction constants): Sort, add some more.
2132 (Output_data_glink::do_write): Add and use Address typedef. Use
2133 object->toc_base_offset() stub for 64-bit.
2134 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
2135 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2136 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
2137 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
2138 Always treat .opd relocs as against locally defined symbol.
2139 Correct condition for RELATIVE relocs.
2140 (Target_powerpc::do_finalize_sections): Test for NULL sections.
2141 (Target_powerpc::Relocate::relocate): Use plt call stub as value
2142 for 32-bit syms with a plt entry. Correct ppc64 toc base
2143 calculations. Handle TLS relocs, and more. Add overflow
2144 checking and adjust for Powerpc_relocate_functions changes.
2145 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
2146 Reinstate --emit-relocs code with FIXME.
2148 2012-08-30 Alan Modra <amodra@gmail.com>
2150 * layout.cc (Layout::set_segment_offsets): Set p_align to
2151 abi_pagesize, not common_pagesize.
2152 (Layout::relaxation_loop_body): Similarly use abi_pagesize
2153 to determine whether file header can go in segment.
2155 2012-08-30 Alan Modra <amodra@gmail.com>
2157 * output.h (Output_reloc::Output_reloc <output section>): Add
2158 is_relative param. Adjust calls.
2159 (Output_reloc::add_output_section_relative): New functions.
2160 * output.cc (Output_reloc::Output_reloc <output section>): Handle
2162 (Output_reloc::symbol_value): Handle SECTION_CODE.
2164 2012-08-24 Sriraman Tallam <tmsriram@google.com>
2166 * gold.cc (queue_middle_tasks): Call layout again when unique
2167 segments for sections is desired.
2168 * layout.cc (Layout::Layout): Initialize new members.
2169 (Layout::get_output_section_flags): New function.
2170 (Layout::choose_output_section): Call get_output_section_flags.
2171 (Layout::layout): Make output section for mapping to a unique segment.
2172 (Layout::insert_section_segment_map): New function.
2173 (Layout::attach_allocated_section_to_segment): Make unique segment for
2174 output sections marked so.
2175 (Layout::segment_precedes): Check for unique segments when sorting.
2176 * layout.h (Layout::Unique_segment_info): New struct.
2177 (Layout::Section_segment_map): New typedef.
2178 (Layout::insert_section_segment_map): New function.
2179 (Layout::get_output_section_flags): New function.
2180 (Layout::is_unique_segment_for_sections_specified): New function.
2181 (Layout::set_unique_segment_for_sections_specified): New function.
2182 (Layout::unique_segment_for_sections_specified_): New member.
2183 (Layout::section_segment_map_): New member.
2184 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
2185 Rename is_gc_pass_one to is_pass_one.
2186 Rename is_gc_pass_two to is_pass_two.
2187 Rename is_gc_or_icf to is_two_pass.
2188 Check for which pass based on whether symbols data is present.
2189 Make it two pass when unique segments for sections is desired.
2190 * output.cc (Output_section::Output_section): Initialize new
2192 * output.h (Output_section::is_unique_segment): New function.
2193 (Output_section::set_is_unique_segment): New function.
2194 (Output_section::is_unique_segment_): New member.
2195 (Output_section::extra_segment_flags): New function.
2196 (Output_section::set_extra_segment_flags): New function.
2197 (Output_section::extra_segment_flags_): New member.
2198 (Output_section::segment_alignment): New function.
2199 (Output_section::set_segment_alignment): New function.
2200 (Output_section::segment_alignment_): New member.
2201 (Output_segment::Output_segment): Initialize is_unique_segment_.
2202 (Output_segment::is_unique_segment): New function.
2203 (Output_segment::set_is_unique_segment): New function.
2204 (Output_segment::is_unique_segment_): New member.
2205 * plugin.cc (allow_unique_segment_for_sections): New function.
2206 (unique_segment_for_sections): New function.
2207 (Plugin::load): Add new functions to transfer vector.
2208 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
2209 * Makefile.in: Regenerate.
2210 * testsuite/plugin_final_layout.sh: Check if unique segment
2211 functionality works.
2212 * testsuite/plugin_section_order.c (onload): Check if new interfaces
2214 (allow_unique_segment_for_sections): New global.
2215 (unique_segment_for_sections): New global.
2216 (claim_file_hook): Call allow_unique_segment_for_sections.
2217 (all_symbols_read_hook): Call unique_segment_for_sections.
2219 2012-08-22 Cary Coutant <ccoutant@google.com>
2221 * layout.cc (Layout::include_section): Don't assert on GROUP
2222 sections with --emit-relocs.
2224 2012-08-21 Cary Coutant <ccoutant@google.com>
2226 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
2227 if --export-dynamic-symbol names an undef symbol.
2229 2012-08-18 Alan Modra <amodra@gmail.com>
2231 * powerpc.cc: Formatting and white space.
2232 (Powerpc_relobj): Rename got2_section_ to special_.
2233 Add opd_ent_shndx_ and opd_ent_off_ vectors.
2234 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
2235 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
2236 (Target_powerpc): Add Address typedef and invalid_address. Use
2238 (Target_powerpc::is_branch_reloc): New function.
2239 (Powerpc_relocate_functions): Add Address typedef, use throughout.
2240 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
2241 for dst_mask, value and addend.
2242 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
2243 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
2244 (Output_data_glink::do_write): Correct toc base. Don't try to use
2245 uint16_t for 24-bit offset. Use get_output_section_offset and
2247 (Target_powerpc::Scan::local): Handle more relocs.
2248 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
2249 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
2250 Plug in toc restoring insn after plt calls. Translate branches
2251 to function descriptor symbols to corresponding entry point.
2252 (Target_powerpc::relocate_for_relocatable): Check return from
2253 get_output_section_offset.
2254 * symtab.h: Comment typo.
2256 2012-08-14 Ian Lance Taylor <iant@google.com>
2258 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
2259 unsupported_relocal_local to call unsupported_reloc_global.
2261 2012-08-14 Nick Clifton <nickc@redhat.com>
2264 * script-sections.cc (Sections_element::output_section_name): Add
2265 keep return parameter.
2266 (Output_section_element::match_name): Add keep return parameter.
2267 Return the value of the keep_ member.
2268 * script-sections.h (class Output_section): Update
2269 output_section_name prototype.
2270 * layout.cc (Layout::keep_input_section): New public member
2272 (Layout::choose_output_section): Pass keep parameter to
2273 output_section_name.
2274 * layout.h (class Layout): Add keep_input_section.
2275 * object.cc (Sized_relobj_file::do_layout): Check for kept input
2277 * testsuite/Makefile.am: Add a test.
2278 * testsuite/Makefile.in: Regenerate.
2279 * testsuite/pr14265.c: Source file for the test.
2280 * testsuite/pr14265.t: Linker script for the test.
2281 * testsuite/pr14265.sh: Shell script for the test.
2283 2012-08-14 Alan Modra <amodra@gmail.com>
2285 * target.h (Target::output_section_name): New function.
2286 (Target::do_output_section_name): New function.
2287 * layout.cc (Layout::choose_output_section): Call the above.
2288 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
2290 2012-08-14 Alan Modra <amodra@gmail.com>
2292 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
2293 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
2294 for replace_constant call.
2295 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
2296 (Output_data_glink::do_print_to_mapfile): New function.
2297 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
2298 (Target_powerpc::Relocate::relocate): Likewise.
2300 2012-08-14 Alan Modra <amodra@gmail.com>
2302 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
2303 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
2304 (Output_data_glink::add_entry,find_entry): Remove shndx param.
2305 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
2306 all references to shndx_. Handle special case for R_PPC_PLTREL24
2308 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
2309 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
2310 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
2312 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
2313 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
2315 2012-08-12 Alan Modra <amodra@gmail.com>
2317 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
2318 (glink insn constants): Use uint32_t.
2319 (Output_data_glink::add_entry): Use insert, not [] operator.
2321 2012-08-11 Alan Modra <amodra@gmail.com>
2323 * object.h (Sized_relobj_file::find_shdr): New function.
2324 (Sized_relobj_file::find_special_sections): New function.
2325 * object.cc (Sized_relobj_file::find_shdr): New function.
2326 (Sized_relobj_file::find_eh_frame): Use find_shdr.
2327 (Sized_relobj_file::find_special_sections): New function, split out..
2328 (Sized_relobj_file::do_read_symbols): ..from here.
2329 * output.h (Output_data_got::replace_constant): New function.
2330 (Output_data_got::num_entries): New function.
2331 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
2332 (Output_data_got::got_offset): Protected rather than private.
2333 (Output_data_got::replace_got_entry): New function.
2334 * output.cc (Output_data_got::replace_got_entry): New function.
2335 * powerpc.cc (class Powerpc_relobj): New.
2336 (class Powerpc_relocate_functions): Delete all psymval variants or
2337 convert to value,addend type. Delete pcrela, pcrela_unaligned.
2338 Implement _ha functions using corresponding _hi function.
2339 (Powerpc_relobj::find_special_sections): New function.
2340 (Target_powerpc::do_make_elf_object): New function.
2341 (class Output_data_got_powerpc): New.
2342 (class Output_data_glink): New.
2343 (class Powerpc_scan_relocatable_reloc): New.
2344 Many more changes througout file.
2346 2012-08-09 Nick Clifton <nickc@redhat.com>
2348 * po/vi.po: Updated Vietnamese translation.
2350 2012-08-07 Ian Lance Taylor <iant@google.com>
2352 * layout.cc (Layout::add_target_dynamic_tags): If
2353 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
2356 2012-07-30 Nick Clifton <nickc@redhat.com>
2358 * po/gold.pot: Updated template.
2359 * po/es.po: Updated Spanish translation.
2361 2012-07-18 Cary Coutant <ccoutant@google.com>
2364 * configure.ac: Add check for -gpubnames support.
2365 * configure: Regenerate.
2366 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
2367 support; force -gno-pubnames.
2368 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
2370 (gdb_index_test_4): New test.
2371 * testsuite/Makefile.in: Regenerate.
2372 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
2373 * testsuite/gdb_index_test_2.sh: Likewise.
2374 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
2375 * testsuite/gdb_index_test_4.sh: New script.
2376 * testsuite/gdb_index_test_comm.sh: New script with common code;
2377 don't look for space after colon.
2379 2012-07-16 Sriraman Tallam <tmsriram@google.com>
2381 * gold.cc (queue_middle_tasks): Update function order only after
2382 deferred objects due to plugins are processed.
2384 2012-07-11 Ian Lance Taylor <iant@google.com>
2386 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
2387 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
2388 (Target_arm::scan_reloc_for_stub): Likewise.
2389 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
2390 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
2391 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
2392 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
2393 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
2395 2012-07-10 Dodji Seketeli <dodji@redhat.com>
2396 Ian Lance Taylor <iant@google.com>
2399 * configure.ac: Test whether std::tr1::hash<off_t> works.
2400 * gold.h: Add a specialization for std::tr1::hash<off_t> if
2402 * output.h (class Output_fill): Add virtual destructor.
2403 * configure, config.in: Rebuild.
2405 2012-06-22 Roland McGrath <mcgrathr@google.com>
2407 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
2409 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
2411 * plugin.cc (Plugin::load): Handle position independent executables.
2413 2012-06-06 Cary Coutant <ccoutant@google.com>
2415 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
2417 (lines_only_debug_sections): Likewise.
2418 (gdb_fast_lookup_sections): New static array.
2419 (is_gdb_debug_section): Rename formal parameter.
2420 (is_lines_only_debug_section): Likewise.
2421 (is_gdb_fast_lookup_section): New function.
2422 (Layout::include_section): Check for ".zdebug_" prefix; pass
2423 section name suffix to is_gdb_debug_section, et al.; check for
2424 fast-lookup sections when building .gdb_index.
2425 * options.h (--strip-debug-gdb): Update GDB version number.
2427 2012-06-06 Cary Coutant <ccoutant@google.com>
2429 * configure.ac: Add check for fallocate.
2430 * configure: Regenerate.
2431 * config.in: Regenerate.
2433 * options.h (class General_options): Add --mmap-output-file and
2434 --posix-fallocate options.
2435 * output.cc: (posix_fallocate): Remove; replace with...
2436 (gold_fallocate): New function.
2437 (Output_file::map_no_anonymous): Call gold_fallocate.
2438 (Output_file::map): Check --mmap-output-file option.
2440 2012-06-05 Jing Yu <jingyu@google.com>
2442 * gold.h (textdomain): Add do {} to empty while(0).
2443 (bindtextdomain): Likewise.
2445 2012-06-04 Cary Coutant <ccoutant@google.com>
2447 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
2450 2012-05-25 Sriraman Tallam <tmsriram@google.com>
2452 * symtab.cc (Symbol_table::define_special_symbol):
2453 Initialize *poldsym to prevent uninitialized variable errors.
2455 2012-05-23 Cary Coutant <ccoutant@google.com>
2457 * layout.cc (Layout::section_name_mapping): Add rules to handle
2458 exact match on .data.rel.ro.local or .data.rel.ro.
2459 (Layout::output_section_name): Check for exact matches.
2461 2012-05-23 Cary Coutant <ccoutant@google.com>
2463 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
2466 2012-05-22 Cary Coutant <ccoutant@google.com>
2468 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
2469 object before exporting symbol.
2471 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2473 * testsuite/tls_test.cc: Include "config.h" first.
2474 * testsuite/tls_test_c.c: Likewise.
2476 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
2477 Nick Clifton <nickc@redhat.com>
2480 * configure.in: Add check that sysdep.h has been included before
2481 any system header files.
2482 * configure: Regenerate.
2483 * config.in: Regenerate.
2485 2012-05-14 Cary Coutant <ccoutant@google.com>
2487 * layout.cc (Layout::make_output_section): Mark .tdata section
2489 * testsuite/relro_test.cc: Add a TLS variable.
2491 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
2494 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
2495 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
2498 2012-05-08 Cary Coutant <ccoutant@google.com>
2500 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
2501 (lines_only_debug_sections): Likewise.
2503 2012-05-02 Roland McGrath <mcgrathr@google.com>
2505 * nacl.cc: New file.
2507 * Makefile.am (CCFILES, HFILES): Add them.
2508 * Makefile.in: Regenerate.
2509 * i386.cc (Output_data_plt_i386_nacl): New class.
2510 (Output_data_plt_i386_nacl_exec): New class.
2511 (Output_data_plt_i386_nacl_dyn): New class.
2512 (Target_i386_nacl): New class.
2513 (Target_selector_i386_nacl): New class.
2514 (target_selector_i386): Use it instead of Target_selector_i386.
2515 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
2516 (Target_x86_64_nacl): New class.
2517 (Target_selector_x86_64_nacl): New class.
2518 (target_selector_x86_64, target_selector_x32): Use it instead of
2519 Target_selector_x86_64.
2520 * arm.cc (Output_data_plt_arm_nacl): New class.
2521 (Target_arm_nacl): New class.
2522 (Target_selector_arm_nacl): New class.
2523 (target_selector_arm, target_selector_armbe): Use it instead of
2524 Target_selector_arm.
2526 * target-select.cc (select_target): Take new Input_file* and off_t
2527 arguments, pass them on to recognize method of selector.
2528 * object.cc (make_elf_sized_object): Update caller.
2529 * parameters.cc (parameters_force_valid_target): Likewise.
2530 * incremental.cc (make_sized_incremental_binary): Likewise.
2531 * target-select.h: Update decl.
2532 (Target_selector::recognize): Take new Input_file* argument,
2533 pass it on to do_recognize.
2534 (Target_selector::do_recognize): Take new Input_file* argument.
2535 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
2536 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
2537 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
2538 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
2540 * target.h (Target::Target_info): New members isolate_execinstr
2542 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
2543 * arm.cc (Target_arm::arm_info): Update initializer.
2544 * i386.cc (Target_i386::i386_info): Likewise.
2545 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
2546 * sparc.cc (Target_sparc::sparc_info): Likewise.
2547 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2548 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
2549 * layout.cc (Layout::attach_allocated_section_to_segment):
2550 Take new const Target* argument. If target->isolate_execinstr(), act
2552 (Layout::find_first_load_seg): Take new const Target* argument;
2553 if target->isolate_execinstr(), reject PF_X segments.
2554 (Layout::relaxation_loop_body): Update caller.
2555 (Layout::set_segment_offsets): If target->isolate_execinstr(),
2556 reset file offset to zero when we hit LOAD_SEG, and then do a second
2557 loop over the segments before LOAD_SEG to reassign offsets after
2558 addresses have been determined. Handle target->rosegment_gap().
2559 (Layout::attach_section_to_segment): Take new const Target* argument;
2560 pass it to attach_allocated_section_to_segment.
2561 (Layout::make_output_section): Update caller.
2562 (Layout::attach_sections_to_segments): Take new const Target* argument;
2563 pass it to attach_section_to_segment.
2564 * gold.cc (queue_middle_tasks): Update caller.
2565 * layout.h (Layout): Update method decls with new arguments.
2567 * arm.cc (Target_arm::Target_arm): Take optional argument for the
2568 Target_info pointer to use.
2569 (Target_arm::do_make_data_plt): New virtual method.
2570 (Target_arm::make_data_plt): New method that calls it.
2571 (Target_arm::make_plt_entry): Use it.
2572 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
2573 for the section alignment.
2574 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
2576 (Output_data_plt_arm::first_plt_entry_offset): Call it.
2577 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
2579 (Output_data_plt_arm::get_plt_entry_size): Call it.
2580 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
2581 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
2582 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
2584 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
2585 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
2586 method instead of sizeof(plt_entry).
2587 (Output_data_plt_arm::add_entry): Likewise.
2588 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
2589 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
2591 (Target_arm::plt_entry_size): Likewise.
2592 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
2594 (Output_data_plt_arm_standard): ... here, new class.
2595 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
2596 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
2597 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
2599 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
2600 Take additional argument for the PLT entry size.
2601 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
2602 Use get_plt_entry_size method rather than plt_entry_size variable.
2603 (Output_data_plt_x86_64::reserve_slot): Likewise.
2604 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
2605 (Output_data_plt_x86_64::add_entry): Likewise.
2606 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
2607 (Output_data_plt_x86_64::address_for_global): Likewise.
2608 (Output_data_plt_x86_64::address_for_local): Likewise.
2609 (Output_data_plt_x86_64::set_final_data_size): Likewise.
2610 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
2611 Make method non-static.
2612 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
2614 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
2615 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
2616 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
2617 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
2619 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
2620 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
2622 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
2623 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
2625 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
2626 (Output_data_plt_x86_64::plt_entry_size)
2627 (Output_data_plt_x86_64::first_plt_entry)
2628 (Output_data_plt_x86_64::plt_entry)
2629 (Output_data_plt_x86_64::tlsdesc_plt_entry)
2630 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
2631 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
2632 (Output_data_plt_x86_64_standard): ... here, new class.
2633 (Target_x86_64::Target_x86_64): Take optional argument for the
2634 Target_info pointer to use.
2635 (Target_x86_64::do_make_data_plt): New virtual method.
2636 (Target_x86_64::make_data_plt): New method to call it.
2637 (Target_x86_64::init_got_plt_for_update): Use that.
2638 Call this->plt_->add_eh_frame method here.
2639 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
2640 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
2641 rather than static method.
2642 (Target_x86_64::plt_entry_size): Likewise.
2643 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
2644 rather than plt_entry_size variable. Move guts of PLT filling to...
2645 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
2646 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
2647 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
2649 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
2650 additional argument for the section alignment.
2651 Don't do add_eh_frame_for_plt here.
2652 (Output_data_plt_i386::first_plt_entry_offset): Make the method
2653 non-static. Use get_plt_entry_size method rather than plt_entry_size
2655 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
2657 (Output_data_plt_i386::get_plt_entry_size): Call it.
2658 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
2659 (Output_data_plt_i386::add_eh_frame): New method to call it.
2660 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
2662 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
2663 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
2665 (Output_data_plt_i386::fill_plt_entry): New method to call it.
2666 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
2667 method instead of plt_entry_size.
2668 (Output_data_plt_i386::plt_entry_size)
2669 (Output_data_plt_i386::plt_eh_frame_fde_size)
2670 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
2671 (Output_data_plt_i386_standard): ... here, new class.
2672 (Output_data_plt_i386_exec): New class.
2673 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
2674 (Output_data_plt_i386_exec::first_plt_entry): ... here.
2675 (Output_data_plt_i386::exec_plt_entry): Move to ...
2676 (Output_data_plt_i386_exec::plt_entry): ... here.
2677 (Output_data_plt_i386_dyn): New class.
2678 (Output_data_plt_i386::first_plt_entry): Move to ...
2679 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
2680 (Output_data_plt_i386::dyn_plt_entry): Move to ...
2681 (Output_data_plt_i386_dyn::plt_entry): ... here.
2682 (Target_i386::Target_i386): Take optional argument for the Target_info
2684 (Target_i386::do_make_data_plt): New virtual method.
2685 (Target_i386::make_data_plt): New method to call it.
2686 (Target_i386::make_plt_section): Use that.
2687 Call this->plt_->add_eh_frame method here.
2688 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
2689 rather than plt_entry_size variable.
2690 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
2691 (Output_data_plt_i386::address_for_local): Likewise.
2692 (Output_data_plt_i386::do_write): Likewise.
2693 Move guts of PLT filling to...
2694 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
2695 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
2696 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
2697 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
2699 2012-05-01 Cary Coutant <ccoutant@google.com>
2701 * dwarf_reader.cc (Dwarf_die::read_attributes)
2702 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
2703 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
2704 * reduced_debug_output.cc
2705 (Output_reduced_debug_info_section::get_die_end): Remove
2706 DW_FORM_GNU_ref_index. Add default case.
2708 2012-04-26 Mark Wielaard <mjw@redhat.com>
2710 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
2711 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
2712 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
2713 DW_AT_high_pc as offset from DW_AT_low_pc.
2715 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
2716 * testsuite/Makefile.in: Regenerate.
2717 * testsuite/gdb_index_test_3.c: New test source file.
2718 * testsuite/gdb_index_test_3.sh: New test source file.
2720 2012-04-25 Ian Lance Taylor <iant@google.com>
2722 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
2724 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
2725 as a class, not a struct.
2726 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
2727 (Target_arm::apply_cortex_a8_workaround): Likewise.
2728 * gc.h: Declare Reloc_types as a struct, not a class.
2729 * object.h: Declare Symbols_data as a struct.
2730 * reloc.h: Declare Read_relocs_data as a struct.
2731 * target.h: Declare Relocate_info as a struct.
2733 2012-04-24 David S. Miller <davem@davemloft.net>
2735 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
2736 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
2739 2012-04-24 Cary Coutant <ccoutant@google.com>
2741 * incremental-dump.cc (find_input_containing_global): Replace
2742 magic number with symbolic constant.
2743 (dump_incremental_inputs): Update version number.
2744 * incremental.cc (Output_section_incremental_inputs): Update version
2745 number; import symbolic constants from Incremental_inputs_reader.
2746 (Incremental_inputs::create_data_sections): Align relocations
2747 section correctly for 64-bit targets.
2748 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
2749 constants; add padding.
2750 (Output_section_incremental_inputs::write_header): Add assert for
2752 (Output_section_incremental_inputs::write_input_files): Add assert
2753 for input_entry_size.
2754 (Output_section_incremental_inputs::write_info_blocks): Add padding;
2755 add assert for object_info_size, input_section_entry_size,
2756 global_sym_entry_size.
2757 * incremental.h (Incremental_inputs_reader): Add symbolic constants
2758 for data structure sizes; use them.
2759 (Incremental_input_entry_reader): Import symbolic constants from
2760 Incremental_inputs_reader; use them.
2762 2012-04-23 David S. Miller <davem@davemloft.net>
2764 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
2766 (Target_sparc::Target_sparc): Initialize new fields.
2767 (Target_sparc::do_make_elf_object): New function.
2768 (Target_sparc::do_adjust_elf_header): New function.
2770 2012-04-23 Cary Coutant <ccoutant@google.com>
2772 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
2773 CU range table of gdb index.
2775 2012-04-20 David S. Miller <davem@davemloft.net>
2777 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
2780 2012-04-16 David S. Miller <davem@davemloft.net>
2782 * sparc.cc (Target_sparc::got_address): New function.
2783 (Sparc_relocate_functions::gdop_hix22): New function.
2784 (Sparc_relocate_functions::gdop_lox10): New function.
2785 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
2787 (Target_sparc::Scan::local): Likewise if the global symbol is not
2788 preemptible and is not IFUNC.
2789 (Target_sparc::Relocate::relocate): Perform GOTDATA code
2790 transformations for local and non-preemptible non-IFUNC global
2793 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
2794 writing out 64-bit part of ranges.
2796 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
2797 -fpic and -fpie respectively.
2798 * Makefile.in: Regenerate.
2800 * sparc.cc (class Target_sparc): Add rela_ifunc_.
2801 (Target_sparc::Target_sparc): Initialize new field.
2802 (Target_sparc::do_plt_section_for_global): New function.
2803 (Target_sparc::do_plt_section_for_local): New function.
2804 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
2805 (Target_sparc::make_plt_section): New function, broken out of
2806 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
2807 (Target_sparc::make_plt_entry): Call make_plt_section.
2808 (Target_sparc::make_local_ifunc_plt_entry): New function.
2809 (Target_sparc::rela_ifunc_section): New function.
2810 (Target_sparc::plt_section): Remove const.
2811 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
2812 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
2813 and ifunc_count_ fields.
2814 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
2815 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
2816 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
2817 (Output_data_plt_sparc::rela_ifunc): New function.
2818 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
2819 (Output_data_plt_sparc::has_ifunc_section): New function.
2820 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
2821 (Output_data_plt_sparc::address_for_global): New function.
2822 (Output_data_plt_sparc::address_for_local): New function.
2823 (Output_data_plt_sparc::plt_index_to_offset): New function.
2824 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
2826 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
2828 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
2829 R_SPARC_JMP_IREL to switch.
2830 (Target_sparc::Scan::check_non_pic): Likewise.
2831 (Target_sparc::Scan::local): Handle IFUNC symbols.
2832 (Target_sparc::Scan::local): Likewise.
2833 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
2834 and plt_address_for_local.
2835 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
2836 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
2838 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
2839 (class Output_data_reloc): Adjust calls to Output_reloc_type.
2840 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
2841 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
2843 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
2844 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
2846 * sparc.cc (Target_sparc::Scan::global): Likewise.
2847 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2849 2012-04-16 Cary Coutant <ccoutant@google.com>
2851 * archive.cc (Library_base::should_include_member): Check for
2852 --export-dynamic-symbol.
2853 * options.h (class General_options): Add --export-dynamic-symbol.
2854 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
2855 --export-dynamic-symbol.
2856 (Symbol_table::gc_mark_undef_symbols): Likewise.
2857 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
2859 2012-04-12 David S. Miller <davem@davemloft.net>
2861 * sparc.cc (Reloc::wdisp10): New relocation method.
2862 (Reloc::h34): Likewise.
2863 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
2864 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
2866 (Target_sparc::Scan::local): Likewise.
2867 (Target_sparc::Scan::global): Likewise.
2868 (Target_sparc::Relocate::relocate): Likewise.
2870 2012-04-09 Cary Coutant <ccoutant@google.com>
2872 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
2875 2012-04-06 Ian Lance Taylor <iant@google.com>
2877 * timer.cc: #include <unistd.h>.
2879 2012-04-06 Roland McGrath <mcgrathr@google.com>
2881 * configure.in (AC_CHECK_HEADERS): Add locale.h.
2882 * config.in: Regenerate.
2883 * configure: Regenerate.
2885 2012-04-05 Nick Clifton <nickc@redhat.com>
2887 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
2888 (AM_LC_MESSAGES): Add.
2889 * aclocal.m4: Regenerate.
2890 * config.in: Regenerate.
2891 * configure: Regenerate.
2893 2012-03-21 Cary Coutant <ccoutant@google.com>
2895 * Makefile.am: Add gdb-index.cc, gdb-index.h.
2896 * Makefile.in: Regenerate.
2897 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
2898 (Sized_elf_reloc_mapper::symbol_section): New function.
2899 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
2900 (make_elf_reloc_mapper): New function.
2901 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
2902 (Dwarf_abbrev_table::do_read_abbrevs): New function.
2903 (Dwarf_abbrev_table::do_get_abbrev): New function.
2904 (Dwarf_ranges_table::read_ranges_table): New function.
2905 (Dwarf_ranges_table::read_range_list): New function.
2906 (Dwarf_pubnames_table::read_section): New function.
2907 (Dwarf_pubnames_table::read_header): New function.
2908 (Dwarf_pubnames_table::next_name): New function.
2909 (Dwarf_die::Dwarf_die): New function.
2910 (Dwarf_die::read_attributes): New function.
2911 (Dwarf_die::skip_attributes): New function.
2912 (Dwarf_die::set_name): New function.
2913 (Dwarf_die::set_linkage_name): New function.
2914 (Dwarf_die::attribute): New function.
2915 (Dwarf_die::string_attribute): New function.
2916 (Dwarf_die::int_attribute): New function.
2917 (Dwarf_die::uint_attribute): New function.
2918 (Dwarf_die::ref_attribute): New function.
2919 (Dwarf_die::child_offset): New function.
2920 (Dwarf_die::sibling_offset): New function.
2921 (Dwarf_info_reader::check_buffer): New function.
2922 (Dwarf_info_reader::parse): New function.
2923 (Dwarf_info_reader::do_parse): New function.
2924 (Dwarf_info_reader::do_read_string_table): New function.
2925 (Dwarf_info_reader::lookup_reloc): New function.
2926 (Dwarf_info_reader::get_string): New function.
2927 (Dwarf_info_reader::visit_compilation_unit): New function.
2928 (Dwarf_info_reader::visit_type_unit): New function.
2929 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
2930 Sized_elf_reloc_mapper.
2931 (Sized_dwarf_line_info::symbol_section): Remove function.
2932 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
2933 (Sized_dwarf_line_info::read_line_mappings): Remove object
2934 parameter, adjust callers.
2935 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
2936 * dwarf_reader.h: Include <sys/types.h>.
2937 (class Track_relocs): Remove forward declaration.
2938 (class Elf_reloc_mapper): New class.
2939 (class Sized_elf_reloc_mapper): New class.
2940 (class Dwarf_abbrev_table): New class.
2941 (class Dwarf_range_list): New class.
2942 (class Dwarf_ranges_table): New class.
2943 (class Dwarf_pubnames_table): New class.
2944 (class Dwarf_die): New class.
2945 (class Dwarf_info_reader): New class.
2946 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
2947 (Sized_dwarf_line_info::symbol_section): Remove member function.
2948 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
2950 * gdb-index.cc: New source file.
2951 * gdb-index.h: New source file.
2952 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
2953 and .debug_types sections, call Layout::add_to_gdb_index.
2954 (Sized_relobj_incr::do_section_name): Implement.
2955 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
2956 return type; Implement.
2957 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
2959 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
2960 parameter list and return type.
2961 (Sized_incr_dynobj::do_section_contents): Likewise.
2962 * layout.cc: Include gdb-index.h.
2963 (Layout::Layout): Initialize gdb_index_data_.
2964 (Layout::init_fixed_output_section): Check for .gdb_index section.
2965 (Layout::add_to_gdb_index): New function. Instantiate.
2966 * layout.h: Add forward declaration for class Gdb_index.
2967 (Layout::add_to_gdb_index): New member function.
2968 (Layout::gdb_index_data_): New data member.
2969 * main.cc: Include gdb-index.h.
2970 (main): Print statistics for gdb index.
2971 * object.cc (Object::section_contents): Move code into
2972 do_section_contents.
2973 (need_decompressed_section): Check for sections needed when building
2975 (build_compressed_section_map): Likewise.
2976 (Sized_relobj_file::do_read_symbols): Need local symbols when building
2978 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
2979 sections; call Layout::add_to_gdb_index.
2980 (Sized_relobj_file::do_decompressed_section_contents): Call
2981 do_section_contents directly.
2982 * object.h (Object::do_section_contents): Adjust parameter list and
2984 (Object::do_decompressed_section_contents): Call do_section_contents
2986 (Sized_relobj_file::do_section_contents): Adjust parameter list and
2988 * options.h (class General_options): Add --gdb-index option.
2989 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
2990 list and return type.
2991 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
2992 * reloc.h (Track_relocs::checkpoint): New function.
2993 (Track_relocs::reset): New function.
2995 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
2997 * testsuite/Makefile.in: Regenerate.
2998 * testsuite/gdb_index_test.cc: New test source file.
2999 * testsuite/gdb_index_test_1.sh: New test source file.
3000 * testsuite/gdb_index_test_2.sh: New test source file.
3002 2012-03-19 Doug Kwan <dougkwan@google.com>
3004 * arm.cc (Target_arm::do_define_standard_symbols): New method.
3005 (Target_arm::do_finalize_sections): Remove code which defines
3006 __exidx_start and __exidx_end. Make symbol table parameter
3007 anonymous as it is not used.
3008 * gold.cc (queue_middle_tasks): Call target hook to define any
3009 target-specific symbols.
3010 * target.h (Target::define_standard_symbols): New method.
3011 (Target::do_define_standard_symbols): Same.
3012 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
3013 * testsuite/Makefile.in: Regenerate.
3014 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
3016 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
3017 relocations are generated for __exidx_start and __exidx_end.
3019 2012-03-16 Doug Kwan <dougkwan@google.com>
3021 * testsuite/Makefile.am: Disable test initpri3b.
3022 * testsuite/Makefile.in: Regenerate.
3024 2012-03-15 Doug Kwan <dougkwan@google.com>
3026 * arm.cc (Target_arm::got_section): Make .got section read-only
3029 2012-03-15 Ian Lance Taylor <iant@google.com>
3032 * layout.cc (Layout::make_output_section): Correctly mark
3033 SHT_INIT_ARRAY, et. al., as relro.
3035 2012-03-14 Doug Kwan <dougkwan@google.com>
3037 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
3038 dynamic relocations for protected symbols in shared objects.
3040 2012-03-13 Ian Lance Taylor <iant@google.com>
3042 * resolve.cc (Symbol_table::resolve): When merging common symbols,
3043 keep the larger alignment.
3045 2012-03-12 Cary Coutant <ccoutant@google.com>
3047 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
3048 handling of DW_LNE_define_file.
3050 2012-03-12 Cary Coutant <ccoutant@google.com>
3052 * reduced_debug_output.cc
3053 (Output_reduced_debug_info_section::get_die_end): Add new FORM
3056 2012-02-29 Cary Coutant <ccoutant@google.com>
3058 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
3060 2012-02-29 Cary Coutant <ccoutant@google.com>
3062 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3063 Call Object::decompressed_section_contents.
3064 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
3066 (Sized_dwarf_line_info::buffer_start_): New data member.
3067 * merge.cc (Output_merge_data::do_add_input_section): Call
3068 Object::decompressed_section_contents.
3069 (Output_merge_string::do_add_input_section): Likewise.
3070 * object.cc (need_decompressed_section): New function.
3071 (build_compressed_section_map): Decompress sections needed later.
3072 (Sized_relobj_file::do_decompressed_section_contents): New function.
3073 (Sized_relobj_file::do_discard_decompressed_sections): New function.
3074 * object.h (Object::decompressed_section_contents): New function.
3075 (Object::discard_decompressed_sections): New function.
3076 (Object::do_decompressed_section_contents): New function.
3077 (Object::do_discard_decompressed_sections): New function.
3078 (Compressed_section_info): New type.
3079 (Compressed_section_map): Include decompressed section contents.
3080 (Sized_relobj_file::do_decompressed_section_contents): New function.
3081 (Sized_relobj_file::do_discard_decompressed_sections): New function.
3083 2012-02-16 Cary Coutant <ccoutant@google.com>
3085 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
3086 * testsuite/Makefile.in: Regenerate.
3088 2012-02-14 Cary Coutant <ccoutant@google.com>
3090 * options.cc (General_options::finalize): Disallow -pie and -static.
3092 2012-02-03 Doug Kwan <dougkwan@google.com>
3094 * arm.cc (Arm_relocate_functions::abs8,
3095 Arm_relocate_functions::abs16): Use
3096 Bits::has_signed_unsigned_overflow32.
3097 (Arm_relocate_functions::thm_abs8): Correct range of
3099 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
3102 2012-02-02 Doug Kwan <dougkwan@google.com>
3104 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
3105 position independent outputs, not just shared objects.
3107 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
3109 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
3110 * configure: Regenerated.
3112 2012-01-27 Ian Lance Taylor <iant@google.com>
3114 * reloc.h (Bits): New class with static functions, copied from
3115 namespace utils in arm.cc.
3116 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
3119 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3121 * incremental.cc (write_info_blocks): Correct relocation offset.
3123 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3125 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
3126 (Relocate::tls_gd_to_le): Likewise.
3128 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3130 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
3132 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3134 * configure.ac: Check if -mcmodel=medium works.
3135 * configure: Regenerated.
3137 2012-01-24 Cary Coutant <ccoutant@google.com>
3139 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
3141 (read_unsigned_LEB_128_x): ... this new function.
3142 (read_signed_LEB_128): Replaced with inline definition and ...
3143 (read_signed_LEB_128_x): ... this new function.
3144 * int_encoding.h (read_unsigned_LEB_128_x): New function.
3145 (read_unsigned_LEB_128): Add inline definition.
3146 (read_signed_LEB_128_x): New function.
3147 (read_signed_LEB_128): Add inline definition.
3148 * testsuite/Makefile.am (leb128_unittest): New unit test.
3149 * testsuite/Makefile.in: Regenerate.
3150 * testsuite/leb128_unittest.cc: New unit test.
3152 2012-01-23 Ian Lance Taylor <iant@google.com>
3155 * i386.cc (Target_i386::do_code_fill): When using a jmp
3156 instruction, pad with nop instructions.
3157 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
3159 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
3161 * x86_64.cc (gc_process_relocs): Add typename on types used in
3163 (scan_relocs): Likewise.
3164 (relocate_section): Likewise.
3165 (apply_relocation): Likewise.
3167 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
3169 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
3170 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
3173 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
3175 * x86_64.cc: Initial support for x32.
3177 2012-01-03 Cary Coutant <ccoutant@google.com>
3179 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
3180 Use abstract base class for GOT.
3181 * gold/output.h (class Output_data_got_base): New abstract base class.
3182 (class Output_data_got): Derive from new base class, adjust ctors.
3183 (Output_data_got::reserve_slot): Make virtual; rename to
3184 do_reserve_slot; Adjust callers.
3185 * gold/target.h (Sized_target::init_got_plt_for_update): Return
3186 pointer to abstract base class.
3187 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
3189 2011-12-18 Ian Lance Taylor <iant@google.com>
3191 * object.h (Relobj::local_symbol_value): New function.
3192 (Relobj::local_plt_offset): New function.
3193 (Relobj::local_has_got_offset): New function.
3194 (Relobj::local_got_offset): New function.
3195 (Relobj::set_local_got_offset): New function.
3196 (Relobj::do_local_symbol_value): New pure virtual function.
3197 (Relobj::do_local_plt_offset): Likewise.
3198 (Relobj::do_local_has_got_offset): Likewise.
3199 (Relobj::do_local_got_offset): Likewise.
3200 (Relobj::do_set_local_got_offset): Likewise.
3201 (Sized_relobj::do_local_has_got_offset): Rename from
3202 local_has_got_offset.
3203 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
3204 (Sized_relobj::do_set_local_got_offset): Rename from
3205 set_local_got_offset.
3206 (Sized_relobj_file::do_local_plt_offset): Rename from
3208 (Sized_relobj_file::do_local_symbol_value): New function.
3209 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
3211 * output.cc (Output_data_got::Got_entry::write): Change object to
3212 Relobj. Use local_symbol_value.
3213 (Output_data_got::add_global_with_rel): Change rel_dyn to
3214 Output_data_reloc_generic*. Use add_global_generic.
3215 (Output_data_got::add_global_with_rela): Remove. Change all
3216 callers to use add_global_with_rel.
3217 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
3218 Output_data_reloc_generic*. Use add_global_generic.
3219 (Output_data_got::add_global_pair_with_rela): Remove. Change all
3220 callers to use add_global_pair_with_rel.
3221 (Output_data_got::add_local): Change object to Relobj*.
3222 (Output_data_got::add_local_plt): Likewise.
3223 (Output_data_got::add_local_with_rel): Change object to Relobj*,
3224 change rel_dyn to Output_data_reloc_generic*. Use
3226 (Output_data_got::add_local_with_rela): Remove. Change all
3227 callers to use all_local_with_rel.
3228 (Output_data_got::add_local_pair_with_rel): Change object to
3229 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
3230 add_output_section_generic.
3231 (Output_data_got::add_local_pair_with_rela): Remove. Change all
3232 callers to use add_local_pair_with_rel.
3233 (Output_data_got::reserve_local): Change object to Relobj*.
3234 * output.h: (class Output_data_reloc_generic): Add pure virtual
3235 declarations for add_global_generic, add_local_generic,
3236 add_output_section_generic.
3237 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
3238 functions for Output_data_reloc_generic. Update declarations for
3239 changes listed in output.cc.
3240 (class Output_data_got): Change template parameter to got_size.
3241 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
3242 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
3244 (Sized_relobj_incr::do_local_plt_offset): New function.
3245 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
3248 2011-12-17 Cary Coutant <ccoutant@google.com>
3250 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
3251 * resolve.cc (Symbol_table::resolve): Likewise.
3252 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
3254 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
3256 2011-12-16 Ian Lance Taylor <iant@google.com>
3258 * output.h (Output_data_reloc_generic::add): Only call
3259 add_dynamic_reloc if this is a dynamic reloc section.
3261 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
3264 * target-reloc.h (apply_relocation): Replace <64, false> with
3267 2011-11-25 Nick Clifton <nickc@redhat.com>
3269 * po/it.po: New Italian translation.
3271 2011-11-17 Sterling Augustine <saugustine@google.com>
3273 * script.cc (script_include_directive): Implement.
3274 (read_script_file): New local variables name and search_path. Update
3275 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
3276 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
3277 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
3279 2011-11-11 Sterling Augustine <saugustine@google.com>
3281 * yyscript.y (section_cmd): Add support for INCLUDE directive.
3282 (file_or_sections_cmd): Likewise.
3284 2011-11-11 Doug Kwan <dougkwan@google.com>
3286 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
3287 if --just-symbols is given.
3289 2011-11-10 Doug Kwan <dougkwan@google.com>
3292 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
3293 when processing data relocs.
3294 * reloc.h (Relocate_functions::rel_unaligned): New method.
3295 (Relocate_functions::pcrel_unaligned): Ditto.
3296 (Relocate_functions::rel32_unaligned): Ditto.
3297 (Relocate_functions::pcrel32_unaligned): Ditto.
3299 2011-11-09 Doug Kwan <dougkwan@google.com>
3302 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
3303 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
3304 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
3305 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
3306 (Relocate_functions::rel_unaligned): New.
3307 (Relocate_functions::rel32_unaligned): New.
3308 * target-reloc.h (relocate_for_relocatable): Add code to handle
3309 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
3310 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
3311 arm_unaligned_reloc_r): New targets.
3312 * testsuite/Makefile.in: Regenerate.
3313 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
3316 2011-11-02 Ian Lance Taylor <iant@google.com>
3318 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
3320 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
3321 * options.cc (General_options::finalize): Use library search path
3322 from configure script if specified. If not native and no sysroot,
3323 only search TOOLLIBDIR.
3324 * options.h (Search_directory::Search_directory): Change name to
3326 (General_options::add_to_library_path_with_sysroot): Change arg to
3328 * configure, Makefile.in, config.in: Rebuild.
3330 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3332 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
3333 we are working around the ARM1176 Erratum.
3334 * options.h (General_options::fix_arm1176): Add option.
3335 * testsuite/Makefile.am: Add testcases, and keep current ones
3337 * testsuite/Makefile.in: Regenerate.
3338 * testsuite/arm_fix_1176.s: New file.
3339 * testsuite/arm_fix_1176.sh: Likewise.
3341 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3343 * arm.cc (Target_arm::Target_arm): Remove initialisation of
3345 (Target_arm::may_use_blx): Remove method.
3346 (Target_arm::set_may_use_blx): Likewise.
3347 (Target_arm::may_use_v4t_interworking): New method.
3348 (Target_arm::may_use_v5t_interworking): Likewise.
3349 (Target_arm::may_use_blx_): Remove member variable.
3350 (Arm_relocate_functions::arm_branch_common): Check for v5T
3352 (Arm_relocate_functions::thumb_branch_common): Likewise.
3353 (Reloc_stub::stub_type_for_reloc): Likewise.
3354 (Target_arm::do_finalize_sections): Correct interworking checks.
3355 * testsuite/Makefile.am: Add new tests.
3356 * testsuite/Makefile.in: Regenerate.
3357 * testsuite/arm_farcall_arm_arm.s: New test.
3358 * testsuite/arm_farcall_arm_arm.sh: Likewise.
3359 * testsuite/arm_farcall_arm_thumb.s: Likewise.
3360 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
3361 * testsuite/arm_farcall_thumb_arm.s: Likewise.
3362 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
3363 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
3364 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
3366 2011-10-31 Cary Coutant <ccoutant@google.com>
3369 * expression.cc (Expression::eval_with_dot): Add
3370 is_section_dot_assignment parameter.
3371 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
3372 absolute and assigning to dot within a section.
3373 * script-sections.cc
3374 (Output_section_element_assignment::set_section_addresses): Pass
3375 dot_section to set_if_absolute.
3376 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
3377 as is_section_dot_assignment flag to eval_with_dot.
3378 (Output_section_element_dot_assignment::set_section_addresses):
3380 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
3381 parameter. Also set value if relative to dot_section; set the
3382 symbol's output_section.
3383 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
3384 parameter. Adjust all callers.
3385 (Expression::eval_maybe_dot): Likewise.
3386 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
3388 * testsuite/script_test_2.t: Test assignment of an absolute value
3389 to dot within an output section element.
3391 2011-10-31 Cary Coutant <ccoutant@google.com>
3393 * options.h (class General_options): Add --[no-]gnu-unique options.
3394 * symtab.cc (Symbol_table::sized_write_globals): Convert
3395 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
3397 2011-10-31 Cary Coutant <ccoutant@google.com>
3400 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
3401 unnecessary assertion.
3402 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
3404 2011-10-31 Sriraman Tallam <tmsriram@google.com>
3406 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
3408 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
3410 Change to just keep the section associated with symbol.
3411 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
3412 they are externally visible and --export-dynamic is turned on.
3413 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
3415 2011-10-19 Ian Lance Taylor <iant@google.com>
3418 * script-sections.cc
3419 (Output_section_element_dot_assignment::needs_output_section): New
3422 2011-10-19 Ian Lance Taylor <iant@google.com>
3425 * layout.cc (Layout::segment_precedes): Don't assert failure if a
3426 --section-start option was seen.
3427 * options.h (General_options::any_section_start): New function.
3429 2011-10-18 David S. Miller <davem@davemloft.net>
3432 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
3433 member to track relocation locations that have moved during TLS
3434 reloc optimizations.
3435 (Target_sparc::Relocate::Relocate): Initialize to NULL.
3436 (Target_sparc::Relocate::relocate): Adjust view down by 4
3437 bytes if it matches reloc_adjust_addr_.
3438 (Target_sparc::Relocate::relocate_tls): Always move the
3439 __tls_get_addr call delay slot instruction forward 4 bytes when
3440 performing relaxation.
3442 2011-10-18 Cary Coutant <ccoutant@google.com>
3444 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
3445 (Output_file::map_no_anonymous): Check for non-zero
3446 return code from posix_fallocate.
3448 2011-10-17 Cary Coutant <ccoutant@google.com>
3451 * plugin.cc (is_visible_from_outside): Check for symbols
3452 referenced from dynamic objects.
3453 * resolve.cc (Symbol_table::resolve): Don't count references
3454 from dynamic objects as references from real ELF files.
3455 * testsuite/plugin_test_2.sh: Adjust expected result.
3457 2011-10-17 Cary Coutant <ccoutant@google.com>
3459 * gold.cc: Include timer.h.
3460 (queue_middle_tasks): Stamp time.
3461 (queue_final_tasks): Likewise.
3462 * main.cc (main): Store timer in parameters. Print timers
3464 * parameters.cc (Parameters::Parameters): Initialize timer_.
3465 (Parameters::set_timer): New function.
3466 (set_parameters_timer): New function.
3467 * parameters.h (Parameters::set_timer): New function.
3468 (Parameters::timer): New function.
3469 (Parameters::timer_): New data member.
3470 (set_parameters_timer): New function.
3471 * timer.cc (Timer::stamp): New function.
3472 (Timer::get_pass_time): New function.
3473 * timer.h (Timer::stamp): New function.
3474 (Timer::get_pass_time): New function.
3475 (Timer::pass_times_): New data member.
3477 2011-10-17 Cary Coutant <ccoutant@google.com>
3479 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
3480 task for members of lib groups.
3482 2011-10-17 Cary Coutant <ccoutant@google.com>
3485 * fileread.cc (File_read::find_view): Add assert.
3486 (File_read::make_view): Move bounds check (replace with assert)...
3487 (File_read::find_or_make_view): ... to here.
3489 2011-10-12 Cary Coutant <ccoutant@google.com>
3491 * output.cc (Output_file::open_base_file): Handle case where
3492 ::read returns less than requested size.
3494 2011-10-10 Cary Coutant <ccoutant@google.com>
3496 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
3497 Initialize defined_count_.
3498 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
3499 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
3500 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
3501 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
3502 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
3503 * incremental.h (Sized_relobj_incr::defined_count_): New data
3505 (Sized_incr_dynobj::defined_count_): New data member.
3506 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
3507 Return zeroes instead of internal error.
3509 2011-10-10 Cary Coutant <ccoutant@google.com>
3512 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
3513 (Output_reloc::symbol_value): Return PLT offset if flag is set.
3514 * output.h (class Output_reloc): Add use_plt_offset flag.
3515 (Output_reloc::type_): Adjust size of bit field.
3516 (Output_reloc::use_plt_offset_): New bit field.
3517 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
3518 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
3519 flag. Adjust all callers.
3520 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
3521 creating RELATIVE relocations.
3523 2011-10-10 Nick Clifton <nickc@redhat.com>
3525 * po/es.po: Updated Spanish translation.
3526 * po/fi.po: Updated Finnish translation.
3528 2011-10-03 Diego Novillo <dnovillo@google.com>
3530 * options.cc (parse_uint): Fix dereference of RETVAL.
3532 2011-09-29 Sriraman Tallam <tmsriram@google.com>
3534 * layout.h (section_order_map_): New member.
3535 (get_section_order_map): New member function.
3536 * output.cc (Output_section::add_input_section): Check for patterns
3537 only when --section-ordering-file is specified.
3538 * gold.cc (queue_middle_tasks): Delay updating order of sections till
3539 output_sections have been formed.
3540 * layout.cc (Layout_Layout): Initialize section_order_map_.
3541 * plugin.cc (update_section_order): Store order in order_map. Do not
3543 * testsuite/Makefile.am: Add test case for plugin_final_layout.
3544 * testsuite/Makefile.in: Regenerate.
3545 * testsuite/plugin_section_order.c: New file.
3546 * testsuite/plugin_final_layout.cc: New file.
3547 * testsuite/plugin_final_layout.sh: New file.
3549 2011-09-29 Cary Coutant <ccoutant@google.com>
3551 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
3553 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
3554 symbols during incremental update.
3555 (Symbol_table::add_from_dynobj): Likewise.
3557 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3558 Ian Lance Taylor <iant@google.com>
3560 * symtab.cc (Symbol_table::define_special_symbol): Always
3561 canonicalize version string.
3563 2011-09-26 Cary Coutant <ccoutant@google.com>
3565 * gold.cc (queue_initial_tasks): Move option checks ...
3566 * options.cc (General_options::finalize): ... to here. Disable
3567 some options; make others fatal.
3569 2011-09-26 Cary Coutant <ccoutant@google.com>
3572 * plugin.cc (get_symbols_v2): New function.
3573 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
3574 (is_referenced_from_outside): New function.
3575 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
3576 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
3577 (get_symbols): Pass version parameter.
3578 (get_symbols_v2): New function.
3579 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
3581 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
3582 (onload): Add LDPT_GET_SYMBOLS_V2.
3583 (all_symbols_read_hook): Use get_symbols_v2; check for
3584 LDPR_PREVAILING_DEF_IRONLY_EXP.
3585 * testsuite/plugin_test_3.sh: Update expected results.
3587 2011-09-23 Simon Baldwin <simonb@google.com>
3589 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
3590 configuration options.
3591 * configure: Regenerate.
3592 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
3593 * Makefile.in: Regenerate.
3594 * testsuite/Makefile.in: Regenerate.
3596 2011-09-19 Sriraman Tallam <tmsriram@google.com>
3598 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
3600 2011-09-19 Cary Coutant <ccoutant@google.com>
3602 * incremental.cc (can_incremental_update): Fix typo in comment.
3603 * incremental.h (can_incremental_update): Likewise.
3605 2011-09-18 Cary Coutant <ccoutant@google.com>
3607 * incremental.cc (can_incremental_update): New function.
3608 * incremental.h (can_incremental_update): New function.
3609 * layout.cc (Layout::init_fixed_output_section): Call it.
3610 (Layout::make_output_section): Don't allow patch space in .eh_frame.
3611 * object.cc (Sized_relobj_file::do_layout): Call
3612 can_incremental_update.
3614 2011-09-13 Cary Coutant <ccoutant@google.com>
3616 * configure.ac: Check for glibc support for gnu_indirect_function
3617 support with static linking, setting automake conditional
3619 * Makefile.in: Regenerate.
3620 * configure: Regenerate.
3622 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
3623 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
3625 * testsuite/Makefile.in: Regenerate.
3627 2011-09-13 Cary Coutant <ccoutant@google.com>
3629 * incremental.cc (Sized_relobj_incr::do_layout): Call
3630 report_comdat_group for kept comdat sections.
3631 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
3632 * testsuite/Makefile.in: Regenerate.
3633 * testsuite/incr_comdat_test_1.cc: New source file.
3634 * testsuite/incr_comdat_test_2_v1.cc: New source file.
3635 * testsuite/incr_comdat_test_2_v2.cc: New source file.
3636 * testsuite/incr_comdat_test_2_v3.cc: New source file.
3638 2011-09-13 Ian Lance Taylor <iant@google.com>
3640 * object.cc (Sized_relobj_file::do_layout): Remove unused local
3641 variable external_symbols_offset.
3643 2011-09-12 Ian Lance Taylor <iant@google.com>
3645 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
3646 triggered if object has no symbols.
3648 2011-09-09 David S. Miller <davem@davemloft.net>
3650 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
3651 (Output_fill_debug_line::do_write): Likewise.
3653 2011-08-29 Cary Coutant <ccoutant@google.com>
3655 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
3656 casts to match formatting specs.
3657 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
3659 2011-08-26 Cary Coutant <ccoutant@google.com>
3661 * layout.cc (Free_list::allocate): Provide guarantee of minimum
3662 remaining hole size when allocating.
3663 (Layout::make_output_section): Set fill methods for debug sections.
3664 * layout.h (Free_list::Free_list_node): Move from private to
3666 (Free_list::set_min_hole_size): New function.
3667 (Free_list::begin, Free_list::end): New functions.
3668 (Free_list::min_hole_): New data member.
3669 * output.cc: Include dwarf.h.
3670 (Output_fill_debug_info::do_minimum_hole_size): New function.
3671 (Output_fill_debug_info::do_write): New function.
3672 (Output_fill_debug_line::do_minimum_hole_size): New function.
3673 (Output_fill_debug_line::do_write): New function.
3674 (Output_section::Output_section): Initialize new data member.
3675 (Output_section::set_final_data_size): Ensure patch space is larger
3676 than minimum hole size.
3677 (Output_section::do_write): Fill holes in debug sections.
3678 * output.h (Output_fill): New class.
3679 (Output_fill_debug_info): New class.
3680 (Output_fill_debug_line): New class.
3681 (Output_section::set_free_space_fill): New function.
3682 (Output_section::free_space_fill_): New data member.
3683 * testsuite/Makefile.am (incremental_test_3): Add
3684 --incremental-patch option.
3685 (incremental_test_4): Likewise.
3686 (incremental_test_5): Likewise.
3687 (incremental_test_6): Likewise.
3688 (incremental_copy_test): Likewise.
3689 (incremental_common_test_1): Likewise.
3690 * testsuite/Makefile.in: Regenerate.
3692 2011-08-26 Nick Clifton <nickc@redhat.com>
3694 * po/es.po: Updated Spanish translation.
3696 2011-08-01 Cary Coutant <ccoutant@google.com>
3698 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
3699 * gold/testsuite/Makefile.in: Regenerate.
3700 * gold/testsuite/justsyms_exec.c: New source file.
3701 * gold/testsuite/justsyms_lib.c: New source file.
3703 2011-08-01 Cary Coutant <ccoutant@google.com>
3705 * layout.cc (Layout::set_segment_offsets): Don't realign text
3706 segment if -Ttext was specified.
3707 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
3709 * object.h (Sized_relobj_file::e_type): New function.
3710 (Sized_relobj_file::e_type_): New data member.
3711 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
3712 base address for ET_EXEC files.
3713 * target.cc (Target::do_make_elf_object_implementation): Allow
3714 ET_EXEC files with --just-symbols option.
3716 2011-07-28 Cary Coutant <ccoutant@google.com>
3718 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
3719 Add thread_number parameter.
3720 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
3721 * workqueue-threads.cc
3722 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
3723 current thread if its thread number is greater than desired thread
3725 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
3726 Add thread_number parameter.
3727 (Workqueue::should_cancel_thread): Likewise.
3728 (Workqueue::find_runnable_or_wait): Pass thread_number to
3729 should_cancel_thread.
3730 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
3733 2011-07-22 Sriraman Tallam <tmsriram@google.com>
3735 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
3736 only after checking if it cannot be forced local.
3737 * symtab.h (is_externally_visible): Check if the symbol is not forced
3740 2011-07-15 Ian Lance Taylor <iant@google.com>
3742 * options.h (class General_options): Add --print-output-format.
3743 Move -EL next to -EB, for better --help output.
3744 * target-select.cc: Include <cstdio>, "options.h", and
3746 (Target_selector::do_target_bfd_name): New function.
3747 (print_output_format): New function.
3748 * target-select.h (class Target_selector): Update declarations.
3749 (Target_selector::target_bfd_name): New function.
3750 (print_output_format): Declare.
3751 * main.cc: Include "target-select.h".
3752 (main): Handle --print-output-format.
3753 * gold.cc: Include "target-select.h".
3754 (queue_initial_tasks): Handle --print-output-format when there are
3756 * parameters.cc (parameters_force_valid_target): Give a better
3757 error message if -EB/-EL does not match target.
3758 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
3761 2011-07-15 Ian Lance Taylor <iant@google.com>
3763 * i386.cc (class Output_data_plt_i386): Add layout_ field.
3764 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
3765 (Output_data_plt_i386::do_write): Write address of .dynamic
3766 section to first entry in .got.plt section.
3767 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
3768 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
3770 (Output_data_plt_x86_64::do_write): Write address of .dynamic
3771 section to first entry in .got.plt section.
3772 * layout.h (Layout::dynamic_section): New function.
3774 2011-07-13 Sriraman Tallam <tmsriram@google.com>
3776 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
3778 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
3779 input_section_position_, and input_section_glob_.
3780 (read_layout_from_file): Call function section_ordering_specified.
3781 * layout.h (is_section_ordering_specified): New function.
3782 (section_ordering_specified): New function.
3783 (section_ordering_specified_): New boolean member.
3784 * main.cc(main): Call load_plugins after layout object is defined.
3785 * output.cc (Output_section::add_input_section): Use
3786 function section_ordering_specified to check if section ordering is
3788 * output.cc (Output_section::add_relaxed_input_section): Use
3789 function section_ordering_specified to check if section ordering is
3791 (Output_section::update_section_layout): New function.
3792 (Output_section::sort_attached_input_sections): Check if input section
3794 * output.h (Output_section::update_section_layout): New function.
3795 * plugin.cc (get_section_count): New function.
3796 (get_section_type): New function.
3797 (get_section_name): New function.
3798 (get_section_contents): New function.
3799 (update_section_order): New function.
3800 (allow_section_ordering): New function.
3801 (Plugin::load): Add the new interfaces to the transfer vector.
3802 (Plugin_manager::load_plugins): New parameter.
3803 (Plugin_manager::all_symbols_read): New parameter.
3804 (Plugin_manager::claim_file): New parameter. Save the elf object for
3806 (Plugin_manager::get_elf_object): New function.
3807 (Plugin_manager::get_view): Change to directly use the bool to check
3808 if get_view is called from claim_file_hook.
3809 * plugin.h (input_objects): New function
3810 (Plugin__manager::load_plugins): New parameter.
3811 (Plugin_manager::claim_file): New parameter.
3812 (Plugin_manager::get_elf_object): New function.
3813 (Plugin_manager::in_claim_file_handler): New function.
3814 (Plugin_manager::in_claim_file_handler_): New member.
3815 (layout): New function.
3816 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
3817 handler with an extra parameter. Make the elf object before calling
3819 * testsuite/plugin_test.c (get_section_count): New function pointer.
3820 (get_section_type): New function pointer.
3821 (get_section_name): New function pointer.
3822 (get_section_contents): New function pointer.
3823 (update_section_order): New function pointer.
3824 (allow_section_ordering): New function pointer.
3825 (onload): Check if the new interfaces exist.
3827 2011-07-13 Ian Lance Taylor <iant@google.com>
3829 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
3831 * x86_64.cc (Target_x86_64::got_section): Likewise.
3832 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
3833 (relro_now_test_SOURCES): New variable.
3834 (relro_now_test_DEPENDENCIES): New variable.
3835 (relro_now_test_LDFLAGS): New variable.
3836 (relro_now_test_LDADD): New variable.
3837 (relro_now_test.so): New target.
3838 * testsuite/Makefile.in: Rebuild.
3840 2011-07-12 Ian Lance Taylor <iant@google.com>
3843 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
3844 GLOB_DAT relocation rather than a RELATIVE relocation for a
3845 protected symbol when creating a shared library.
3846 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3847 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
3848 * testsuite/protected_main_1.cc (main): Test that protected
3849 function has same address.
3851 2011-07-11 Ian Lance Taylor <iant@google.com>
3854 * options.h (class General_options): Add -Bgroup.
3855 * options.cc (General_options::finalize): If -Bgroup is set,
3856 default to --unresolved-symbols=report-all.
3857 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
3858 * target-reloc.h (issue_undefined_symbol_error): Handle
3859 --unresolved-symbols=report-all.
3861 2011-07-08 Ian Lance Taylor <iant@google.com>
3864 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
3865 if linker script discards key sections.
3866 (Layout::create_dynamic_symtab): Likewise.
3867 (Layout::assign_local_dynsym_offsets): Likewise.
3868 (Layout::sized_create_version_sections): Likewise.
3869 (Layout::create_interp): Likewise.
3870 (Layout::finish_dynamic_section): Likewise.
3871 (Layout::set_dynamic_symbol_size): Likewise.
3873 2011-07-08 Ian Lance Taylor <iant@google.com>
3876 * options.h (class General_options): Add --unresolved-symbols.
3877 * target-reloc.h (issue_undefined_symbol_error): Check
3878 --unresolved-symbols. Add comments.
3880 2011-07-08 Ian Lance Taylor <iant@google.com>
3882 * testsuite/odr_violation2.cc (Ordering::operator()): Make
3883 expression more complex.
3885 2011-07-08 Ian Lance Taylor <iant@google.com>
3888 * target-reloc.h (issue_undefined_symbol_error): New inline
3889 function, broken out of relocate_section.
3890 (relocate_section): Call issue_undefined_symbol_error.
3891 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
3892 there is no TLS segment if we are about to issue an undefined
3894 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
3896 2011-07-08 Ian Lance Taylor <iant@google.com>
3899 * resolve.cc (Symbol_table::should_override): Add fromtype
3900 parameter. Change all callers. Give error when linking together
3901 TLS and non-TLS symbol.
3902 (Symbol_table::should_override_with_special): Add fromtype
3903 parameter. Change all callers.
3904 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
3905 there is no TLS segment if we have reported some errors.
3906 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
3908 2011-07-08 Ian Lance Taylor <iant@google.com>
3911 * target.h (Target::plt_address_for_global): New function.
3912 (Target::plt_address_for_local): New function.
3913 (Target::plt_section_for_global): Remove.
3914 (Target::plt_section_for_local): Remove.
3915 (Target::do_plt_address_for_global): New virtual function.
3916 (Target::do_plt_address_for_local): New virtual function.
3917 (Target::do_plt_section_for_global): Remove.
3918 (Target::do_plt_section_for_local): Remove.
3919 (Target::register_global_plt_entry): Add Symbol_table and Layout
3921 * output.cc (Output_data_got::Got_entry::write): Use
3922 plt_address_for_global and plt_address_for_local.
3923 * layout.cc (Layout::add_target_dynamic_tags): Use size and
3924 address of output section.
3925 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
3926 got_irelative_, and irelative_count_ fields. Update
3928 (Output_data_plt_i386::has_irelative_section): New function.
3929 (Output_data_plt_i386::entry_count): Add irelative_count_.
3930 (Output_data_plt_i386::set_final_data_size): Likewise.
3931 (class Target_i386): Add got_irelative_ and rel_irelative_
3932 fields. Update declarations.
3933 (Target_i386::Target_i386): Initialize new fields.
3934 (Target_i386::do_plt_address_for_global): New function replacing
3935 do_plt_section_for_global.
3936 (Target_i386::do_plt_address_for_local): New function replacing
3937 do_plt_section_for_local.
3938 (Target_i386::got_section): Create got_irelative_.
3939 (Target_i386::rel_irelative_section): New function.
3940 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
3941 fields. Don't define __rel_iplt_{start,end}.
3942 (Output_data_plt_i386::add_entry): Add symtab and layout
3943 parameters. Change all callers. Use different PLT and GOT for
3945 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
3946 layout parameters. Change all callers. Use different PLT and
3948 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
3949 (Output_data_plt_i386::rel_irelative): New function.
3950 (Output_data_plt_i386::address_for_global): New function.
3951 (Output_data_plt_i386::address_for_local): New function.
3952 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
3953 IRELATIVE GOT when changing IFUNC GOT entries.
3954 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
3956 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
3957 if we didn't create an IRELATIVE GOT.
3958 (Target_i386::Relocate::relocate): Use plt_address_for_global and
3959 plt_address_for_local.
3960 (Target_i386::do_dynsym_value): Use plt_address_for_global.
3961 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
3962 got_irelative_, and irelative_count_ fields. Update
3964 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
3965 Initialize new fields. Remove symtab parameter. Change all
3967 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
3969 (Output_data_plt_x86_64::has_irelative_section): New function.
3970 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
3971 (class Target_x86_64): Add got_irelative_ and rel_irelative_
3972 fields. Update declarations.
3973 (Target_x86_64::Target_x86_64): Initialize new fields.
3974 (Target_x86_64::do_plt_address_for_global): New function replacing
3975 do_plt_section_for_global.
3976 (Target_x86_64::do_plt_address_for_local): New function replacing
3977 do_plt_section_for_local.
3978 (Target_x86_64::got_section): Create got_irelative_.
3979 (Target_x86_64::rela_irelative_section): New function.
3980 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
3981 all callers. Don't create __rel_iplt_{start,end}.
3982 (Output_data_plt_x86_64::add_entry): Add symtab and layout
3983 parameters. Change all callers. Use different PLT and GOT for
3985 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
3986 layout parameters. Change all callers. Use different PLT and
3988 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
3989 parameters. Change all callers. Use different PLT and GOT for
3991 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
3992 (Output_data_plt_x86_64::rela_irelative): New function.
3993 (Output_data_plt_x86_64::address_for_global): New function.
3994 (Output_data_plt_x86_64::address_for_local): New function.
3995 (Output_data_plt_x86_64::set_final_data_size): Likewise.
3996 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
3997 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
3998 (Target_x86_64::register_global_plt_entry): Add symtab and layout
4000 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
4002 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
4003 symbols if we didn't create an IRELATIVE GOT.
4004 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
4005 plt_address_for_local.
4006 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
4007 * testsuite/ifuncvar1.c: New test file.
4008 * testsuite/ifuncvar2.c: New test file.
4009 * testsuite/ifuncvar3.c: New test file.
4010 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
4011 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
4012 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
4013 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
4014 * testsuite/Makefile.in: Rebuild.
4016 2011-07-07 Cary Coutant <ccoutant@google.com>
4018 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
4019 (two_file_test_1_ndebug.o): Likewise.
4020 (two_file_test_1b_ndebug.o): Likewise.
4021 (two_file_test_2_ndebug.o): Likewise.
4022 (two_file_test_main_ndebug.o): Likewise.
4023 (incremental_test_2): Link with no-debug versions.
4025 2011-07-06 Cary Coutant <ccoutant@google.com>
4027 * gold/incremental.cc
4028 (Output_section_incremental_inputs::write_info_blocks): Check for
4029 hidden and internal symbols.
4031 2011-07-06 Cary Coutant <ccoutant@google.com>
4033 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
4034 Check disposition for startup file.
4035 (Incremental_inputs::report_command_line): Ignore
4036 --incremental-startup-unchanged option.
4037 * options.cc (General_options::parse_incremental_startup_unchanged):
4039 (General_options::General_options): Initialize new data member.
4040 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
4041 (General_options): Add --incremental-startup-unchanged option.
4042 (General_options::incremental_startup_disposition): New function.
4043 (General_options::incremental_startup_disposition_): New data member.
4045 2011-07-06 Cary Coutant <ccoutant@google.com>
4047 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
4048 input file index to Script_info ctor.
4049 (Sized_incremental_binary::do_file_has_changed): Find the
4050 command-line argument for files named in scripts.
4051 * incremental.h (Script_info::Script_info): New ctor
4052 with input file index.
4053 (Script_info::input_file_index): New function.
4054 (Script_info::input_file_index_): New data member.
4055 (Incremental_binary::get_library): Add const.
4056 (Incremental_binary::get_script_info): Add const.
4057 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
4058 * testsuite/Makefile.am (incremental_test_5): New test case.
4059 (incremental_test_6): New test case.
4060 * testsuite/Makefile.in: Regenerate.
4062 2011-07-06 Cary Coutant <ccoutant@google.com>
4064 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
4065 debug output when command lines differ.
4067 2011-07-06 Cary Coutant <ccoutant@google.com>
4069 * incremental.cc (Incremental_inputs::report_command_line): Ignore
4070 --incremental-patch option.
4071 * layout.cc (Free_list::allocate): Extend allocation beyond original
4073 (Layout::make_output_section): Mark sections that should get
4075 * options.cc (parse_percent): New function.
4076 * options.h (parse_percent): New function.
4077 (DEFINE_percent): New macro.
4078 (General_options): Add --incremental-patch option.
4079 * output.cc (Output_section::Output_section): Initialize new data
4081 (Output_section::add_input_section): Print section name when out
4083 (Output_section::add_output_section_data): Likewise.
4084 (Output_section::set_final_data_size): Add patch space when
4085 doing --incremental-full.
4086 (Output_section::do_reset_address_and_file_offset): Remove patch
4088 (Output_segment::set_section_list_addresses): Print debug output
4089 only if --incremental-update.
4090 * output.h (Output_section::set_is_patch_space_allowed): New function.
4091 (Output_section::is_patch_space_allowed_): New data member.
4092 (Output_section::patch_space_): New data member.
4093 * parameters.cc (Parameters::incremental_full): New function.
4094 * parameters.h (Parameters::incremental_full): New function
4095 * testsuite/Makefile.am (incremental_test_2): Add test for
4096 --incremental-patch option.
4097 * testsuite/Makefile.in: Regenerate.
4098 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
4099 (t18): Remove function body.
4101 2011-07-05 Doug Kwan <dougkwan@google.com>
4104 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
4105 Arm_Address type for relocation result.
4106 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
4108 (Arm_relocate_functions::abs32): Use unaligned access.
4109 (Arm_relocate_functions::rel32): Ditto.
4110 (Arm_relocate_functions::prel31): Ditto.
4111 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
4112 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
4113 static data relocations.
4114 * testsuite/Makefile.in: Regnerate.
4115 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
4117 2011-07-05 Ian Lance Taylor <iant@google.com>
4120 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
4121 symbols if necessary.
4122 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4124 2011-07-05 Ian Lance Taylor <iant@google.com>
4127 * resolve.cc (Symbol::override_base_with_special): Simply override
4128 version with special symbol version, ignoring previous version.
4130 2011-07-05 Ian Lance Taylor <iant@google.com>
4132 * object.cc (Sized_relobj_file::include_section_group): Add
4133 information to comment about signature location.
4135 2011-07-02 Ian Lance Taylor <iant@google.com>
4138 * options.h (class General_options): Add -f and -F.
4139 * options.cc (General_options::finalize): Fatal error if -f/-F
4140 are used without -shared.
4141 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
4143 2011-07-02 Ian Lance Taylor <iant@google.com>
4145 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
4147 2011-07-01 Ian Lance Taylor <iant@google.com>
4151 * resolve.cc (Symbol::override_base_with_special): Don't override
4152 the version if the overriding symbol has a different name.
4153 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
4154 all callers. If we give an error about an undefined version,
4155 define the base version if necessary.
4156 * dynobj.h (class Versions): Update declaration.
4157 * testsuite/weak_alias_test_5.cc: New file.
4158 * testsuite/weak_alias_test.script: New file.
4159 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
4160 and versioned_alias have the right value, and call t2.
4161 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
4162 weak_alias_test_5.so.
4163 (weak_alias_test_LDADD): Likewise.
4164 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
4165 * testsuite/Makefile.in: Rebuild.
4167 2011-07-01 Ian Lance Taylor <iant@google.com>
4170 * options.h (class General_options): Support -z notext.
4171 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
4173 (two_file_shared_nonpic.so): Likewise.
4174 (two_file_shared_mixed.so): Likewise.
4175 (two_file_shared_mixed_1.so): Likewise.
4176 (weak_undef_lib_nonpic.so): Likewise.
4177 (alt/weak_undef_lib_nonpic.so): Likewise.
4178 (tls_test_shared_nonpic.so): Likewise.
4179 * testsuite/Makefile.in: Rebuild.
4181 2011-07-01 Ian Lance Taylor <iant@google.com>
4184 * configure.ac: Test whether static linking works, setting
4185 the automake conditional HAVE_STATIC.
4186 * testsuite/Makefile.am: Disable tests using -static if
4187 HAVE_STATIC is not true.
4188 * configure, testsuite/Makefile.in: Rebuild.
4190 2011-07-01 Ian Lance Taylor <iant@google.com>
4193 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
4194 Assert if we see DW_EH_PE_indirect.
4195 * target.h (Target::ehframe_datarel_base): New function.
4196 (Target::do_ehframe_datarel_base): New target function.
4197 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
4198 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
4201 2011-07-01 Ian Lance Taylor <iant@google.com>
4204 * options.h (class General_options): Add
4205 --ld-generated-unwind-info.
4206 * ehframe.cc (Fde::write): Add address parameter. Change all
4207 callers. If associated with PLT, fill in address and size.
4208 (Cie::set_output_offset): Only add merge mapping if there is an
4210 (Cie::write): Add address parameter. Change all callers.
4211 (Eh_frame::add_ehframe_for_plt): New function.
4212 * ehframe.h (class Fde): Update declarations. Move shndx_ and
4213 input_offset_ fields into union u_, with new plt field.
4214 (Fde::Fde): Adjust for new union field.
4215 (Fde::Fde) [Output_data version]: New constructor.
4216 (Fde::add_mapping): Only add merge mapping if there is an object.
4217 (class Cie): Update declarations.
4218 (class Eh_frame): Declare add_ehframe_for_plt.
4219 * layout.cc (Layout::layout_eh_frame): Break out code into
4220 make_eh_frame_section, and call it.
4221 (Layout::make_eh_frame_section): New function.
4222 (Layout::add_eh_frame_for_plt): New function.
4223 * layout.h (class Layout): Update declarations.
4224 * merge.cc (Merge_map::add_mapping): Add assertion.
4225 * i386.cc: Include "dwarf.h".
4226 (class Output_data_plt_i386): Make first_plt_entry,
4227 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
4228 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
4229 and plt_eh_frame_fde.
4230 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
4231 boundary. Call add_eh_frame_for_plt if appropriate.
4232 * x86_64.cc: Include "dwarf.h".
4233 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
4234 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
4235 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
4236 and plt_eh_frame_fde.
4237 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
4240 2011-06-29 Ian Lance Taylor <iant@google.com>
4243 * object.cc (Sized_relobj_file::layout_section): Change shdr
4244 parameter to be const.
4245 (Sized_relobj_file::layout_eh_frame_section): New function, broken
4247 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
4248 appropriate. Call layout_eh_frame_section.
4249 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
4251 * object.h (class Sized_relobj_file): Update declarations.
4253 2011-06-29 Ian Lance Taylor <iant@google.com>
4256 * script.cc (Token::integer_value): Accept trailing M/m/K/k
4258 (Lex::gather_token): Accept trailing M/m/K/k for integers.
4260 2011-06-29 Ian Lance Taylor <iant@google.com>
4263 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
4265 * layout.cc (Layout::layout_eh_frame): Likewise.
4267 2011-06-29 Ian Lance Taylor <iant@google.com>
4270 * layout.cc (Layout::symtab_section_shndx): New function.
4271 * layout.h (class Layout): Declare symtab_section_shndx.
4272 * output.cc (Output_section::write_header): Call it.
4274 2011-06-29 Ian Lance Taylor <iant@google.com>
4277 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
4278 symbols which are not used in a relocation.
4280 2011-06-28 Ian Lance Taylor <iant@google.com>
4283 * layout.cc (Layout::segment_precedes): Don't crash if a linker
4284 script create indistinguishable segments.
4285 (Layout::set_segment_offsets): Use stable_sort when sorting
4286 segments. Pass this to Compare_segments constructor.
4287 * layout.h (class Layout): Make segment_precedes non-static.
4288 (class Compare_segments): Change from struct to class. Add
4289 layout_ field. Add constructor.
4290 * script-sections.cc
4291 (Script_sections::attach_sections_using_phdrs_clause): Rename
4292 local orphan to is_orphan. Don't report failure to put empty
4293 section in segment. On attachment failure, report name of
4294 section, and attach to first PT_LOAD segment.
4296 2011-06-28 Ian Lance Taylor <iant@google.com>
4299 * target-select.cc (Target_selector::Target_selector): Add
4300 emulation parameter. Change all callers.
4301 (select_target_by_bfd_name): Rename from select_target_by_name.
4303 (select_target_by_emulation): New function.
4304 (supported_emulation_names): New function.
4305 * target-select.h (class Target_selector): Add emulation_ field.
4306 Update declarations.
4307 (Target_selector::recognize_by_bfd_name): Rename from
4308 recognize_by_name. Change all callers.
4309 (Target_selector::supported_bfd_names): Rename from
4310 supported_names. Change all callers.
4311 (Target_selector::recognize_by_emulation): New function.
4312 (Target_selector::supported_emulations): New function.
4313 (Target_selector::emulation): New function.
4314 (Target_selector::do_recognize_by_bfd_name): Rename from
4315 do_recognize_by_name. Change all callers.
4316 (Target_selector::do_supported_bfd_names): Rename from
4317 do_supported_names. Change all callers.
4318 (Target_selector::do_recognize_by_emulation): New function.
4319 (Target_selector::do_supported_emulations): New function.
4320 (select_target_by_bfd_name): Change name in declaration.
4321 (select_target_by_emulation): Declare.
4322 (supported_emulation_names): Declare.
4323 * parameters.cc (parameters_force_valid_target): Try to find
4324 target based on emulation from -m option.
4325 * options.h (class General_options): Change doc string for -m.
4326 * options.cc (help): Print emulations.
4327 (General_options::parse_V): Likewise.
4328 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
4329 Add emulation parameter. Change all callers.
4331 2011-06-28 Ian Lance Taylor <iant@google.com>
4333 * target.h (class Target): Add osabi_ field.
4334 (Target::osabi): New function.
4335 (Target::set_osabi): New function.
4336 (Target::Target): Initialize osabi_.
4337 (Target::do_adjust_elf_header): Make pure virtual.
4338 (Sized_target::do_adjust_elf_header): Declare.
4339 * target.cc (Sized_target::do_adjust_elf_header): New function.
4340 (class Sized_target): Instantiate all versions.
4341 * freebsd.h (class Target_freebsd): Remove.
4342 (Target_selector_freebsd::do_recognize): Call set_osabi on
4344 (Target_selector_freebsd::do_recognize_by_name): Likewise.
4345 (Target_selector_freebsd::set_osabi): Remove.
4346 * i386.cc (class Target_i386): Inherit from Sized_target rather
4347 than Target_freebsd.
4348 * x86_64.cc (class Target_x86_64): Likewise.
4350 2011-06-28 Ian Lance Taylor <iant@google.com>
4352 * target.h (Target::can_check_for_function_pointers): Rewrite.
4354 (Target::can_icf_inline_merge_sections): Likewise.
4355 (Target::section_may_have_icf_unsafe_poineters): Likewise.
4356 (Target::Target_info): Add can_icf_inline_merge_sections field.
4357 (Target::do_can_check_for_function_pointers): New virtual
4359 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
4360 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
4361 from can_check_for_function_pointers, move in file.
4362 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
4363 section_may_have_icf_unsafe_poineters, move in file.
4364 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
4365 * i386.cc (Target_i386::do_can_check_for_function_pointers):
4366 Rename from can_check_for_function_pointers, move in file.
4367 (Target_i386::can_icf_inline_merge_sections): Remove.
4368 (Target_i386::i386_info): Initialize
4369 can_icf_inline_merge_sections.
4370 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4371 Initialize can_icf_inline_merge_sections.
4372 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
4373 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
4374 Rename from can_check_for_function_pointers, move in file.
4375 (Target_x86_64::can_icf_inline_merge_sections): Remove.
4376 (Target_x86_64::x86_64_info): Initialize
4377 can_icf_inline_merge_sections.
4378 * testsuite/testfile.cc (Target_test::test_target_info):
4380 * icf.cc (get_section_contents): Correct formatting.
4382 2011-06-27 Ian Lance Taylor <iant@google.com>
4384 * symtab.cc (Symbol::versioned_name): New function.
4385 (Symbol_table::add_to_final_symtab): Use versioned_name when
4387 (Symbol_table::sized_write_symbol): Likewise.
4388 * symtab.h (class Symbol): Declare versioned_name.
4389 * stringpool.h (class Stringpool_template): Add variant of add
4390 which takes a std::basic_string.
4391 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
4392 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
4393 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
4394 (ver_test_12.o): New target.
4395 * testsuite/Makefile.in: Rebuild.
4397 2011-06-27 Doug Kwan <dougkwan@google.com>
4399 * arm.cc (Arm_relocate_functions::thm_jump8,
4400 Arm_relocate_functions::thm_jump11): Use a wider signed
4401 type to compute offset.
4402 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
4404 * testsuite/Makefile.in: Regenerate.
4405 * testsuite/arm_branch_in_range.sh: Check test results of
4406 arm_thm_jump11 and arm_thm_jump8.
4407 * testsuite/arm_thm_jump11.s: New test source file.
4408 * testsuite/arm_thm_jump11.t: New linker script.
4409 * testsuite/arm_thm_jump8.s: New test source file.
4410 * testsuite/arm_thm_jump8.t: New linker script.
4412 2011-06-24 Ian Lance Taylor <iant@google.com>
4414 * layout.cc: Include "object.h".
4415 (ctors_sections_in_init_array): New static variable.
4416 (Layout::is_ctors_in_init_array): New function.
4417 (Layout::layout): Add entry to ctors_sections_in_init_array if
4419 * layout.h (class Layout): Declare is_ctors_in_init_array.
4420 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
4421 is_ctors_reverse_view is set.
4422 (Sized_relobj_file::write_sections): Add layout parameter. Change
4423 all callers. Set is_ctors_reverse_view field of View_size.
4424 (Sized_relobj_file::reverse_words): New function.
4425 * object.h (Sized_relobj_file::View_size): Add
4426 is_ctors_reverse_view field.
4427 (class Sized_relobj_file): Update declarations.
4428 * testsuite/initpri3.c: New test.
4429 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
4431 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
4432 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
4433 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
4434 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
4435 * testsuite/Makefile.in: Rebuild.
4437 2011-06-24 Cary Coutant <ccoutant@google.com>
4439 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
4440 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
4441 (debug_msg_cdebug.err): New targets.
4442 * testsuite/Makefile.in: Regenerate.
4443 * testsuite/debug_msg.sh: Check output of link with compressed debug.
4444 Fix checks for link with shared library.
4446 2011-06-24 Doug Kwan <dougkwan@google.com>
4448 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
4449 skip empty text sections.
4450 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
4452 2011-06-22 Ian Lance Taylor <iant@google.com>
4455 * options.h (class General_options): Add --ctors-in-init-array.
4456 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
4457 friends as SHT_PROGBITS for merging sections.
4458 (Layout::layout): Remove special handling of .init_array and
4459 friends. Don't sort if doing relocatable link. Sort for .ctors
4460 and .dtors if ctors_in_init_array.
4461 (Layout::make_output_section): Force correct section types for
4462 .init_array and friends. Don't sort if doing relocatable link,
4463 Don't sort .ctors and .dtors if ctors_in_init_array.
4464 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
4465 (Layout::output_section_name): Add relobj parameter. Change all
4466 callers. Handle .ctors. and .dtors. in code rather than table.
4467 Handle .ctors and .dtors if ctors_in_init_array.
4468 (Layout::match_file_name): New function, moved from output.cc.
4469 * layout.h (class Layout): Update declarations.
4470 * output.cc: Include "layout.h".
4471 (Input_section_sort_entry::get_priority): New function.
4472 (Input_section_sort_entry::match_file_name): Just call
4473 Layout::match_file_name.
4474 (Output_section::Input_section_sort_init_fini_compare::operator()):
4475 Handle .ctors and .dtors. Sort by explicit priority rather than
4477 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
4478 * testsuite/initpri2.c: New test.
4479 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
4480 (check_PROGRAMS): Add initpri2.
4481 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
4482 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
4483 * configure, testsuite/Makefile.in: Rebuild.
4485 2011-06-19 Ian Lance Taylor <iant@google.com>
4488 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
4489 .interp section to a PT_INTERP segment even if we have seen a
4490 --dynamic-linker option. Don't do it if we have seen a PHDRS
4491 clause in a linker script.
4492 (Layout::finalize): Don't create a .interp section if we've
4493 already create a PT_INTERP segment.
4494 (Layout::create_interp): Always call choose_output_section (revert
4495 patch of 2011-06-17). Don't create PT_INTERP segment.
4496 * script-sections.cc
4497 (Script_sections::create_note_and_tls_segments): Add a .interp
4498 section to a PT_INTERP segment even if we have seen a
4499 --dynamic-linker option.
4501 2011-06-18 Ian Lance Taylor <iant@google.com>
4503 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
4504 merely because a non-PT_LOAD segment has a dynamic reloc.
4506 2011-06-18 Ian Lance Taylor <iant@google.com>
4508 * layout.cc (Layout::finish_dynamic_section): Don't create
4509 DT_FLAGS entry if not needed.
4511 2011-06-18 Ian Lance Taylor <iant@google.com>
4514 * layout.cc (Layout::layout_eh_frame): Correct handling of
4515 writable .eh_frame section.
4517 2011-06-17 Ian Lance Taylor <iant@google.com>
4520 * resolve.cc (Symbol_table::resolve): Don't give an error if a
4521 symbol is redefined with the exact same object and value.
4523 2011-06-17 Ian Lance Taylor <iant@google.com>
4526 * layout.h (class Layout): Add interp_segment_ field.
4527 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
4528 (Layout::attach_allocated_section_to_segment): If making shared
4529 library, put .interp section in PT_INTERP segment.
4530 (Layout::finalize): Also call create_interp if -dynamic-linker
4532 (Layout::create_interp): Assert that there is no PT_INTERP
4533 segment. If not using a SECTIONS clause, use make_output_section.
4534 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
4535 * script-sections.cc
4536 (Script_sections::create_note_and_tls_segments): If making shared
4537 library, put .interp section in PT_INTERP segment.
4539 2011-06-17 Ian Lance Taylor <iant@google.com>
4541 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
4542 when making a shared library.
4544 2011-06-17 Ian Lance Taylor <iant@google.com>
4546 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
4547 parameter. Change all callers. Don't issue warning about PC32
4548 against locally defined symbol.
4550 2011-06-16 Ian Lance Taylor <iant@google.com>
4552 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
4553 occurs in same object.
4555 2011-06-14 Alan Modra <amodra@gmail.com>
4557 * po/POTFILES.in: Regenerate.
4559 2011-06-09 Ian Lance Taylor <iant@google.com>
4561 * script-sections.cc
4562 (Orphan_output_section::set_section_addresses): For a relocatable
4563 link set address to 0.
4565 2011-06-09 Cary Coutant <ccoutant@google.com>
4568 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
4569 used with --compress-debug-sections.
4570 * gold/object.cc (Sized_relobj_file::do_layout): Report
4571 uncompressed size of compressed input sections.
4573 2011-06-08 Cary Coutant <ccoutant@google.com>
4576 * testsuite/two_file_test_2_v1.cc: Change initialization of
4577 v2 to keep it in .data.
4579 2011-06-07 Cary Coutant <ccoutant@google.com>
4581 * common.cc (Symbol_table::do_allocate_commons_list): Call
4583 * errors.cc (Errors::fatal): Adjust call to gold_exit.
4584 (Errors::fallback): New function.
4585 (gold_fallback): New function.
4586 * errors.h (Errors::fallback): New function.
4587 * gold.cc (gold_exit): Change status parameter to enum; adjust
4589 (queue_initial_tasks): Call gold_fallback.
4590 * gold.h: Include cstdlib.
4591 (Exit_status): New enum type.
4592 (gold_exit): Change status parameter to enum.
4593 (gold_fallback): New function.
4594 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
4595 (Layout::create_symtab_sections): Likewise.
4596 (Layout::create_shdrs): Likewise.
4597 * main.cc (main): Adjust call to gold_exit.
4598 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
4599 (Output_data_got::add_got_entry_pair): Likewise.
4600 (Output_section::add_input_section): Likewise.
4601 (Output_section::add_output_section_data): Likewise.
4602 (Output_segment::set_section_list_addresses): Likewise.
4603 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
4605 2011-06-07 Cary Coutant <ccoutant@google.com>
4607 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
4608 for incremental links.
4609 * output.cc (Output_segment::set_section_list_addresses): Remove
4610 FIXME and test for TLS or BSS.
4612 2011-06-07 Cary Coutant <ccoutant@google.com>
4614 * testsuite/Makefile.am: Add incremental_copy_test,
4615 incremental_common_test_1.
4616 * testsuite/Makefile.in: Regenerate.
4617 * testsuite/common_test_1_v1.c: New source file.
4618 * testsuite/common_test_1_v2.c: New source file.
4619 * testsuite/copy_test_v1.cc: New source file.
4621 2011-06-07 Cary Coutant <ccoutant@google.com>
4623 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
4624 update, allocate common from bss section's free list.
4625 * incremental-dump.cc (dump_incremental_inputs): Print flag for
4626 linker-defined symbols.
4627 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
4628 Skip GOT and PLT entries that are no longer referenced.
4629 (Output_section_incremental_inputs::write_info_blocks): Mark
4630 linker-defined symbols.
4631 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
4632 * output.cc (Output_section::allocate): New function.
4633 * output.h (Output_section::allocate): New function.
4634 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
4635 linker-defined symbols.
4636 (Symbol::override_base_with_special): Copy is_predefined_ flag.
4637 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
4638 (Symbol::init_base_output_data): Likewise.
4639 (Symbol::init_base_output_segment): Likewise.
4640 (Symbol::init_base_constant): Likewise.
4641 (Sized_symbol::init_output_data): Likewise.
4642 (Sized_symbol::init_output_segment): Likewise.
4643 (Sized_symbol::init_constant): Likewise.
4644 (Symbol_table::do_define_in_output_data): Likewise.
4645 (Symbol_table::do_define_in_output_segment): Likewise.
4646 (Symbol_table::do_define_as_constant): Likewise.
4647 * symtab.h (Symbol::is_predefined): New function.
4648 (Symbol::init_base_output_data): Add is_predefined parameter.
4649 (Symbol::init_base_output_segment): Likewise.
4650 (Symbol::init_base_constant): Likewise.
4651 (Symbol::is_predefined_): New data member.
4652 (Sized_symbol::init_output_data): Add is_predefined parameter.
4653 (Sized_symbol::init_output_segment): Likewise.
4654 (Sized_symbol::init_constant): Likewise.
4655 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
4657 2011-06-07 Cary Coutant <ccoutant@google.com>
4659 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
4660 instead of emit_copy_reloc.
4661 (Copy_relocs::emit_copy_reloc): Refactor.
4662 (Copy_relocs::make_copy_reloc): New function.
4663 (Copy_relocs::add_copy_reloc): Remove.
4664 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
4666 (Copy_relocs::make_copy_reloc): New function.
4667 (Copy_relocs::add_copy_reloc): Remove.
4668 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
4669 unchanged input files.
4670 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
4671 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
4672 Reserve BSS space for COPY relocations.
4673 (Sized_incremental_binary::do_emit_copy_relocs): New function.
4674 (Output_section_incremental_inputs::write_info_blocks): Record
4675 whether a symbol is copied from a shared object.
4676 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
4677 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
4678 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
4679 (Incremental_input_entry_reader::get_output_symbol_index): Add
4681 (Incremental_binary::emit_copy_relocs): New function.
4682 (Incremental_binary::do_emit_copy_relocs): New function.
4683 (Sized_incremental_binary::Sized_incremental_binary): Initialize
4685 (Sized_incremental_binary::add_copy_reloc): New function.
4686 (Sized_incremental_binary::do_emit_copy_relocs): New function.
4687 (Sized_incremental_binary::Copy_reloc): New struct.
4688 (Sized_incremental_binary::Copy_relocs): New typedef.
4689 (Sized_incremental_binary::copy_relocs_): New data member.
4690 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
4691 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
4692 * target.h (Sized_target::emit_copy_reloc): New function.
4693 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
4695 2011-06-02 Cary Coutant <ccoutant@google.com>
4698 * gold/archive.cc (Archive::Archive): Initialize new data member.
4699 (Archive::include_all_members): Return if archive has already been
4701 * gold/archive.h (Archive::include_all_members_): New data member.
4703 2011-06-02 Nick Clifton <nickc@redhat.com>
4705 * dynobj.h: Fix spelling mistake in comment.
4706 * output.cc: Likewise.
4708 2011-05-31 Doug Kwan <dougkwan@google.com>
4712 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
4713 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
4714 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
4715 redundant arm_exidx_test.so.
4716 * testsuite/Makefile.in: Regenerate.
4717 (check_SCRIPTS): Add pr12826.sh
4718 (check_DATA): Add pr12826.stdout
4719 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
4720 * testsuite/pr12826.sh: New file.
4721 * testsuite/pr12826_1.s: Ditto.
4722 * testsuite/pr12826_1.s: Ditto.
4724 2011-05-30 Ian Lance Taylor <iant@google.com>
4726 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
4729 2011-05-29 Ian Lance Taylor <iant@google.com>
4732 * testsuite/Makefile.am: Use different file name for two_file_test
4733 temporary file for each incremental test.
4734 * testsuite/Makefile.in: Rebuild.
4736 2011-05-29 Ian Lance Taylor <iant@google.com>
4738 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
4739 binary input file is empty.
4741 2011-05-27 Ian Lance Taylor <iant@google.com>
4743 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
4744 (ver_test_9.so): Likewise.
4745 * testsuite/Makefile.in: Rebuild.
4747 2011-05-26 Cary Coutant <ccoutant@google.com>
4749 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
4750 * incremental.cc (Incremental_inputs::report_input_section): Fix
4751 comment, indentation.
4752 (Incremental_inputs::report_comdat_group): New function.
4753 (Output_section_incremental_inputs::set_final_data_size): Adjust size
4754 of data for incremental input file entry.
4755 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
4756 group count, COMDAT group signatures.
4757 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
4758 an unchanged input file.
4759 * incremental.h (Incremental_object_entry::Incremental_object_entry):
4760 Initialize new data member.
4761 (Incremental_object_entry::add_comdat_group): New function.
4762 (Incremental_object_entry::get_comdat_group_count): New function.
4763 (Incremental_object_entry::get_comdat_signature_key): New function.
4764 (Incremental_object_entry::groups_): New data member.
4765 (Incremental_inputs::report_comdat_group): New function.
4766 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
4767 data for incremental input file entry.
4768 (Incremental_input_entry_reader::get_comdat_group_count): New function.
4769 (Incremental_input_entry_reader::get_input_section): Adjust size of
4770 data for incremental input file entry.
4771 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
4772 (Incremental_input_entry_reader::get_comdat_group_signature): New
4774 * object.cc (Sized_relobj::include_section_group): Report kept
4775 COMDAT groups for incremental links.
4777 2011-05-24 David Meyer <pdox@google.com>
4779 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
4780 with name parameter. Add found_name parameter.
4781 * fileread.cc (Input_file::find_file): Adjust code accordingly.
4782 * dirsearch.h (class Dirsearch): Update declaration.
4784 2011-05-24 Ian Lance Taylor <iant@google.com>
4786 * archive.cc (Library_base::should_include_member): Pull in object
4787 from archive if it defines the entry symbol.
4788 * parameters.cc (Parameters::entry): New function.
4789 * parameters.h (class Parameters): Declare entry.
4790 * output.h (class Output_file_header): Remove entry_ field.
4791 * output.cc (Output_file_header::Output_file_header): Remove entry
4792 parameter. Change all callers.
4793 (Output_file_header::entry): Use parameters->entry.
4794 * gold.cc (queue_middle_tasks): Likewise.
4795 * plugin.cc (Plugin_hook::run): Likewise.
4797 2011-05-24 Cary Coutant <ccoutant@google.com>
4799 * gold.cc (queue_initial_tasks): Pass incremental base filename
4800 to Output_file::open_base_file; don't print error message.
4801 * incremental-dump.cc (main): Adjust call to
4802 Output_file::open_for_modification.
4803 * incremental-dump.cc (main): Likewise.
4804 * incremental.cc (Incremental_inputs::report_command_line):
4805 Ignore --incremental-base option when comparing command lines.
4806 Ignore parameter when given as separate argument.
4807 * options.h (class General_options): Add --incremental-base.
4808 * output.cc (Output_file::Output_file):
4809 (Output_file::open_base_file): Add base_name and writable parameters;
4810 read base file into new file; print error message here.
4811 (Output_file::map_no_anonymous): Add writable parameter; adjust all
4813 * output.h (Output_file::open_for_modification): Rename to...
4814 (Output_file::open_base_file): ...this; add base_name and
4815 writable parameters; adjust all callers.
4816 (Output_file::map_no_anonymous): Add writable parameter; adjust all
4818 * testsuite/Makefile.am (incremental_test_4): Test
4820 * testsuite/Makefile.in: Regenerate.
4822 2011-05-24 Cary Coutant <ccoutant@google.com>
4824 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
4826 * testsuite/Makefile.in: Regenerate.
4827 * testsuite/two_file_test_1_v1.cc: New test source file.
4828 * testsuite/two_file_test_1b_v1.cc: New test source file.
4829 * testsuite/two_file_test_2_v1.cc: New test source file.
4831 2011-05-24 Cary Coutant <ccoutant@google.com>
4833 * dynobj.h (Dynobj::do_dynobj): New function.
4834 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
4835 flag and soname for shared objects.
4836 * incremental.cc (Incremental_inputs::report_object): Make
4837 either Incremental_object_entry or Incremental_dynobj_entry; add
4838 soname to string table.
4839 (Incremental_inputs::report_input_section): Add assertion.
4840 (Output_section_incremental_inputs::set_final_data_size): Adjust
4841 type of input file entry for shared libraries; adjust size of
4842 shared library info entry.
4843 (Output_section_incremental_inputs::write_input_files): Write
4844 as_needed flag for shared libraries.
4845 (Output_section_incremental_inputs::write_info_blocks): Adjust type
4846 of input file entry for shared libraries; write soname.
4847 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
4848 soname from incremental info.
4849 * incremental.h (enum Incremental_input_flags): Add
4850 INCREMENTAL_INPUT_AS_NEEDED.
4851 (Incremental_input_entry::Incremental_input_entry): Initialize new
4853 (Incremental_input_entry::set_as_needed): New function.
4854 (Incremental_input_entry::as_needed): New function.
4855 (Incremental_input_entry::do_dynobj_entry): New function.
4856 (Incremental_input_entry::as_needed_): New data member.
4857 (Incremental_object_entry::Incremental_object_entry): Don't check
4859 (Incremental_object_entry::do_type): Likewise.
4860 (class Incremental_dynobj_entry): New class.
4861 (Incremental_input_entry_reader::as_needed): New function.
4862 (Incremental_input_entry_reader::get_soname): New function.
4863 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
4864 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
4865 size of shared library info entry.
4866 * layout.cc (Layout::finish_dynamic_section): Don't test for
4867 incremental link when adding DT_NEEDED entries.
4868 * object.h (Object::Object): Initialize new data member.
4869 (Object::dynobj): New function.
4870 (Object::set_as_needed): New function.
4871 (Object::as_needed): New function.
4872 (Object::do_dynobj): New function.
4873 (Object::as_needed_): New data member.
4875 2011-05-24 Cary Coutant <ccoutant@google.com>
4877 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
4878 info; adjust display of GOT entries.
4879 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
4880 vector of input objects; remove file_status_.
4881 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
4882 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
4883 got_plt reader; call target hooks to reserve GOT entries.
4884 (Output_section_incremental_inputs::set_final_data_size): Adjust size
4885 of input file info header and GOT info entry.
4886 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
4888 (Got_plt_view_info::got_descriptor): Remove.
4889 (Got_plt_view_info::sym_index): New data member.
4890 (Got_plt_view_info::input_index): New data member.
4891 (Local_got_offset_visitor::visit): Write input file index.
4892 (Global_got_offset_visitor::visit): Write 0 for input file index.
4893 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
4894 with sym_index and input_index.
4895 (Output_section_incremental_inputs::write_got_plt): Adjust size of
4896 incremental info GOT entry; replace got_descriptor with input_index.
4897 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
4898 map from input file index to object.
4899 (Sized_relobj_incr::do_layout): Replace direct data member reference
4900 with accessor function.
4901 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
4902 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
4903 Adjust size of input file info header.
4904 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
4905 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
4906 (Incremental_input_entry_reader::get_input_section): Adjust size of
4907 input file info header.
4908 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
4909 of incremental info GOT entry.
4910 (Incremental_got_plt_reader::get_got_desc): Remove.
4911 (Incremental_got_plt_reader::get_got_symndx): New function.
4912 (Incremental_got_plt_reader::get_got_input_index): New function.
4913 (Sized_incremental_binary::Sized_incremental_binary): Remove
4914 file_status_; add input_objects_.
4915 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
4916 (Sized_incremental_binary::set_file_is_unchanged): Remove.
4917 (Sized_incremental_binary::file_is_unchanged): Remove.
4918 (Sized_incremental_binary::set_input_object): New function.
4919 (Sized_incremental_binary::input_object): New function.
4920 (Sized_incremental_binary::file_status_): Remove.
4921 (Sized_incremental_binary::input_objects_): New data member.
4922 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
4924 (Sized_relobj_incr::invalid_address): Move to base class.
4925 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
4927 (Sized_relobj_incr::do_output_section_offset): Likewise.
4928 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
4929 (Sized_relobj_incr::section_offsets_): Likewise.
4930 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
4932 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
4933 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
4934 with accessor function.
4935 (Sized_relobj_file::do_layout): Likewise.
4936 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
4937 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
4938 (Sized_relobj_file::compute_final_local_value): Replace refs to
4939 section_offsets_ with accessor function.
4940 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
4941 * object.h (Relobj::Relobj): Initialize new data members.
4942 (Relobj::add_dyn_reloc): New function.
4943 (Relobj::first_dyn_reloc): New function.
4944 (Relobj::dyn_reloc_count): New function.
4945 (Relobj::first_dyn_reloc_): New data member.
4946 (Relobj::dyn_reloc_count_): New data member.
4947 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
4949 (Sized_relobj::Address): New typedef.
4950 (Sized_relobj::invalid_address): Move here from child class.
4951 (Sized_relobj::Sized_relobj): Initialize new data members.
4952 (Sized_relobj::sized_relobj): New function.
4953 (Sized_relobj::is_output_section_offset_invalid): Move here from
4955 (Sized_relobj::get_output_section_offset): Likewise.
4956 (Sized_relobj::local_has_got_offset): Likewise.
4957 (Sized_relobj::local_got_offset): Likewise.
4958 (Sized_relobj::set_local_got_offset): Likewise.
4959 (Sized_relobj::do_for_all_local_got_entries): Likewise.
4960 (Sized_relobj::clear_got_offsets): New function.
4961 (Sized_relobj::section_offsets): Move here from child class.
4962 (Sized_relobj::do_output_section_offset): Likewise.
4963 (Sized_relobj::do_set_section_offset): Likewise.
4964 (Sized_relobj::Local_got_offsets): Likewise.
4965 (Sized_relobj::local_got_offsets_): Likewise.
4966 (Sized_relobj::section_offsets_): Likewise.
4967 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
4969 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
4971 (Sized_relobj_file::sized_relobj): New function
4972 (Sized_relobj_file::local_has_got_offset): Move to base class.
4973 (Sized_relobj_file::local_got_offset): Likewise.
4974 (Sized_relobj_file::set_local_got_offset): Likewise.
4975 (Sized_relobj_file::get_output_section_offset): Likewise.
4976 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
4977 (Sized_relobj_file::do_output_section_offset): Likewise.
4978 (Sized_relobj_file::do_set_section_offset): Likewise.
4979 (Sized_relobj_file::Local_got_offsets): Likewise.
4980 (Sized_relobj_file::local_got_offsets_): Likewise.
4981 (Sized_relobj_file::section_offsets_): Likewise.
4982 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
4984 (set_needs_dynsym_index): Convert relobj to derived class pointer.
4985 (Output_reloc::get_symbol_index): Likewise.
4986 (Output_reloc::local_section_offset): Likewise.
4987 (Output_reloc::get_address): Likewise.
4988 (Output_reloc::symbol_value): Likewise.
4989 (Output_data_got::reserve_slot): Move to class definition.
4990 (Output_data_got::reserve_local): New function.
4991 (Output_data_got::reserve_slot_for_global): Remove.
4992 (Output_data_got::reserve_global): New function.
4993 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
4994 (all constructors, two instantiations).
4995 (Output_reloc::get_relobj): New function (two instantiations).
4996 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
4997 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
4998 (Output_data_reloc::add_global): Adjust type of relobj.
4999 (Output_data_reloc::add_global_relative): Likewise.
5000 (Output_data_reloc::add_symbolless_global_addend): Likewise.
5001 (Output_data_reloc::add_local): Likewise.
5002 (Output_data_reloc::add_local_relative): Likewise.
5003 (Output_data_reloc::add_symbolless_local_addend): Likewise.
5004 (Output_data_reloc::add_local_section): Likewise.
5005 (Output_data_reloc::add_output_section): Likewise.
5006 (Output_data_reloc::add_absolute): Likewise.
5007 (Output_data_reloc::add_target_specific): Likewise.
5008 (Output_data_got::reserve_slot): Move definition here.
5009 (Output_data_got::reserve_local): New function.
5010 (Output_data_got::reserve_global): New function.
5011 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
5012 section_offsets_ with accessor function.
5013 (Sized_relobj_file::write_sections): Likewise.
5014 (Sized_relobj_file::do_relocate_sections): Likewise.
5015 * target.h (Sized_target::reserve_local_got_entry): New function.
5016 (Sized_target::reserve_global_got_entry): New function.
5017 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
5018 (Target_x86_64::reserve_global_got_entry): New function.
5019 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
5021 2011-05-23 Cary Coutant <ccoutant@google.com>
5023 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
5024 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
5025 bit when checking got_type.
5026 * incremental.cc (Sized_incremental_binary::setup_readers):
5027 Store symbol table and string table locations; initialize bit vector
5028 of file status flags.
5029 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
5031 (Sized_incremental_binary::do_process_got_plt): New function.
5032 (Sized_incremental_binary::get_symtab_view): Use stored locations.
5033 (Output_section_incremental_inputs::set_final_data_size): Record
5034 file index for each input file.
5035 (Output_section_incremental_inputs::write_got_plt): Store file index
5036 instead of input entry offset for each GOT entry.
5038 (Incremental_input_entry::Incremental_input_entry): Initialize new
5040 (Incremental_input_entry::set_offset): Store file index.
5041 (Incremental_input_entry::get_file_index): New function.
5042 (Incremental_input_entry::file_index_): New data member.
5043 (Incremental_binary::process_got_plt): New function.
5044 (Incremental_binary::do_process_got_plt): New function.
5045 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
5047 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
5048 (Sized_incremental_binary::set_file_is_unchanged): New function.
5049 (Sized_incremental_binary::file_is_unchanged): New function.
5050 (Sized_incremental_binary::do_process_got_plt): New function.
5051 (Sized_incremental_binary::file_status_): New data member.
5052 (Sized_incremental_binary::main_symtab_loc_): New data member.
5053 (Sized_incremental_binary::main_strtab_loc_): New data member.
5054 * output.cc (Output_data_got::Got_entry::write): Add case
5056 (Output_data_got::add_global): Call add_got_entry.
5057 (Output_data_got::add_global_plt): Likewise.
5058 (Output_data_got::add_global_with_rel): Likewise.
5059 (Output_data_got::add_global_with_rela): Likewise.
5060 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
5061 (Output_data_got::add_global_pair_with_rela): Likewise.
5062 (Output_data_got::add_local): Call add_got_entry.
5063 (Output_data_got::add_local_plt): Likewise.
5064 (Output_data_got::add_local_with_rel): Likewise.
5065 (Output_data_got::add_local_with_rela): Likewise.
5066 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
5067 (Output_data_got::add_local_pair_with_rela): Likewise.
5068 (Output_data_got::reserve_slot): New function.
5069 (Output_data_got::reserve_slot_for_global): New function.
5070 (Output_data_got::add_got_entry): New function.
5071 (Output_data_got::add_got_entry_pair): New function.
5072 (Output_section::add_output_section_data): Edit FIXME.
5074 (Output_section_data_build::Output_section_data_build): New
5075 constructor with size parameter.
5076 (Output_data_space::Output_data_space): Likewise.
5077 (Output_data_got::Output_data_got): Initialize new data member; new
5078 constructor with size parameter.
5079 (Output_data_got::add_constant): Call add_got_entry.
5080 (Output_data_got::reserve_slot): New function.
5081 (Output_data_got::reserve_slot_for_global): New function.
5082 (class Output_data_got::Got_entry): Add RESERVED_CODE.
5083 (Output_data_got::add_got_entry): New function.
5084 (Output_data_got::add_got_entry_pair): New function.
5085 (Output_data_got::free_list_): New data member.
5086 * target.h (Sized_target::init_got_plt_for_update): New function.
5087 (Sized_target::register_global_plt_entry): New function.
5088 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
5089 Initialize new data member; call init; add constructor with PLT count.
5090 (Output_data_plt_x86_64::init): New function.
5091 (Output_data_plt_x86_64::add_relocation): New function.
5092 (Output_data_plt_x86_64::reserve_slot): New function.
5093 (Output_data_plt_x86_64::free_list_): New data member.
5094 (Target_x86_64::init_got_plt_for_update): New function.
5095 (Target_x86_64::register_global_plt_entry): New function.
5096 (Output_data_plt_x86_64::add_entry): Allocate from free list for
5097 incremental updates.
5098 (Output_data_plt_x86_64::add_relocation): New function.
5099 * testsuite/object_unittest.cc (Object_test): Set default options.
5101 2011-05-16 Ian Lance Taylor <iant@google.com>
5103 * options.h (class General_options): Make -i a synonym for -r.
5105 2011-05-16 Ian Lance Taylor <iant@google.com>
5107 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
5109 2011-05-10 Cary Coutant <ccoutant@google.com>
5111 * object.cc (Sized_relobj::do_count_local_symbols): Check for
5114 2011-05-06 Ian Lance Taylor <iant@google.com>
5116 * layout.cc (Layout::layout): If the output section flags change,
5117 update the ordering.
5119 2011-04-25 Cary Coutant <ccoutant@google.com>
5121 * incremental-dump.cc (dump_incremental_inputs): Print local
5122 symbol info for each input file.
5124 (Output_section_incremental_inputs::set_final_data_size): Add local
5125 symbol info to input file entries in incremental info.
5126 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5127 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
5128 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
5129 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
5131 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
5132 (Sized_incr_relobj::do_relocate): Write the local symbols.
5133 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
5134 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
5135 Adjust size of input file header.
5136 (Incremental_inputs_reader::get_local_symbol_offset): New function.
5137 (Incremental_inputs_reader::get_local_symbol_count): New function.
5138 (Incremental_inputs_reader::get_input_section): Adjust size of input
5140 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
5141 (Sized_incr_relobj::This): New typedef.
5142 (Sized_incr_relobj::sym_size): New const data member.
5143 (Sized_incr_relobj::Local_symbol): New struct.
5144 (Sized_incr_relobj::do_output_local_symbol_count): New function.
5145 (Sized_incr_relobj::do_local_symbol_offset): New function.
5146 (Sized_incr_relobj::local_symbol_count_): New data member.
5147 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
5148 (Sized_incr_relobj::local_symbol_index_): New data member.
5149 (Sized_incr_relobj::local_symbol_offset_): New data member.
5150 (Sized_incr_relobj::local_dynsym_offset_): New data member.
5151 (Sized_incr_relobj::local_symbols_): New data member.
5152 * object.h (Relobj::output_local_symbol_count): New function.
5153 (Relobj::local_symbol_offset): New function.
5154 (Relobj::do_output_local_symbol_count): New function.
5155 (Relobj::do_local_symbol_offset): New function.
5156 (Sized_relobj::do_output_local_symbol_count): New function.
5157 (Sized_relobj::do_local_symbol_offset): New function.
5159 2011-04-22 Vladimir Simonov <sv@sw.ru>
5161 * descriptors.cc (set_close_on_exec): New function.
5162 (Descriptors::open): Use set_close_on_exec.
5163 * output.cc (S_ISLNK): Define if not defined.
5165 2011-04-22 Cary Coutant <ccoutant@google.com>
5167 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
5169 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
5170 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
5171 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
5173 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
5174 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
5175 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
5177 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
5179 (Incremental_binary::apply_incremental_relocs): New function.
5180 (Incremental_binary::do_apply_incremental_relocs): New function.
5181 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
5183 (Sized_incremental_binary::add_global_symbol): New function.
5184 (Sized_incremental_binary::global_symbol): New function.
5185 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
5186 (Sized_incremental_binary::symbol_map_): New data member.
5187 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
5188 * target.h (Sized_target::apply_relocation): New function.
5189 * target-reloc.h (apply_relocation): New function.
5190 * x86_64.cc (Target_x86_64::apply_relocation): New function.
5192 2011-04-22 Doug Kwan <dougkwan@google.com>
5194 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
5195 flag of a SHT_ARM_EXIDX section.
5196 * testsuite/Makefile.am (arm_exidx_test): New test rules.
5197 * testsuite/Makefile.in: Regenerate.
5198 * testsuite/arm_exidx_test.s: New file.
5199 * testsuite/arm_exidx_test.sh: Same.
5201 2011-04-20 Cary Coutant <ccoutant@google.com>
5204 * archive.h (Incremental_archive_entry::Archive_member):
5205 Initialize arg_serial_ (second constructor).
5207 2011-04-17 Ian Lance Taylor <iant@google.com>
5209 * object.cc (Relocate_info::location): Simplify location string.
5210 * errors.cc (Errors::error_at_location): Don't print program
5212 (Errors::warning_at_location): Likewise.
5213 (Errors::undefined_symbol): Likewise.
5214 * testsuite/debug_msg.sh: Update accordingly.
5216 2011-04-14 Cary Coutant <ccoutant@google.com>
5218 * gold/layout.cc (Layout::symtab_section_offset): New function.
5219 * gold/layout.h (Layout::symtab_section_offset): New function.
5220 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
5222 2011-04-12 Ian Lance Taylor <iant@google.com>
5224 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
5225 with MREMAP_MAYMOVE.
5226 * output.h (class Output_file): Add map_is_allocated_ field.
5227 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
5228 not available, provide stubs. If mremap is not available, #define
5230 (MREMAP_MAYMOVE): Define if not defined.
5231 (Output_file::Output_file): Initialize map_is_allocated_.
5232 (Output_file::resize): Check map_is_allocated_.
5233 (Output_file::map_anonymous): If mmap fails, use malloc.
5234 (Output_file::unmap): Don't do anything for an anonymous map.
5235 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
5236 is not available, provide stubs.
5237 (File_read::View::~View): Use free rather than delete[].
5238 (File_read::make_view): Use malloc rather than new[]. If mmap
5240 (File_read::find_or_make_view): Use malloc rather than new[].
5241 * gold.h: Remove HAVE_REMAP code.
5242 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
5243 exists. Rename mremap to gold_mremap. If mmap is not available
5245 * configure, config.in: Rebuild.
5247 2011-04-11 Ian Lance Taylor <iant@google.com>
5249 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
5250 initialize local variable v.
5252 2011-04-11 Cary Coutant <ccoutant@google.com>
5254 * archive.cc (Archive::include_member): Adjust call to
5256 (Add_archive_symbols::run): Track argument serial numbers.
5257 (Lib_group::include_member): Likewise.
5258 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
5259 * archive.h (Incremental_archive_entry::Archive_member):
5260 Initialize arg_serial_.
5261 (Archive_member::arg_serial_): New data member.
5262 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
5263 (Sized_dynobj::do_add_symbols): Track symbols when doing an
5265 (Sized_dynobj::do_for_all_local_got_entries): New function.
5266 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
5268 * fileread.cc (get_mtime): New function.
5269 * fileread.h (get_mtime): New function.
5270 * gold.cc (queue_initial_tasks): Check for incremental update.
5271 (process_incremental_input): New function.
5272 (queue_middle_tasks): Don't force valid target for incremental
5274 * incremental-dump.cc (find_input_containing_global): Adjust
5275 size of symbol info entry.
5276 (dump_incremental_inputs): Dump argument serial number and
5277 in_system_directory flag; bias shndx by 1; print symbol names
5278 when dumping per-file symbol lists; use new symbol info readers.
5280 (Output_section_incremental_inputs:update_data_size): New function.
5281 (Sized_incremental_binary::setup_readers): Setup input readers
5282 for each input file; build maps for files added from libraries
5284 (Sized_incremental_binary::check_input_args): New function.
5285 (Sized_incremental_binary::do_check_inputs): Build map of argument
5286 serial numbers to input arguments.
5287 (Sized_incremental_binary::do_file_has_changed): Rename
5288 do_file_is_unchanged to this; compare file modification times.
5289 (Sized_incremental_binary::do_init_layout): New function.
5290 (Sized_incremental_binary::do_reserve_layout): New function.
5291 (Sized_incremental_binary::do_get_input_reader): Remove.
5292 (Sized_incremental_binary::get_symtab_view): New function.
5293 (Incremental_checker::can_incrementally_link_output_file): Remove.
5294 (Incremental_inputs::report_command_line): Exclude --debug options.
5295 (Incremental_inputs::report_archive_begin): Add parameter; track
5296 argument serial numbers; don't put input file entry for archive
5297 before archive members.
5298 (Incremental_inputs::report_archive_end): Put input file entry
5299 for archive after archive members.
5300 (Incremental_inputs::report_object): Add parameter; track argument
5301 serial numbers and in_system_directory flag.
5302 (Incremental_inputs::report_script): Add parameter; track argument
5304 (Output_section_incremental_inputs::set_final_data_size): Adjust
5305 size of symbol info entry; check for forwarding symbols.
5306 (Output_section_incremental_inputs::write_input_files): Write
5307 in_system_directory flag and argument serial number.
5308 (Output_section_incremental_inputs::write_info_blocks): Map section
5309 indices between incremental info and original input file; store
5310 input section index for each symbol.
5311 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
5312 change operator() to visit().
5313 (class Global_got_offset_visitor): Likewise.
5314 (class Global_symbol_visitor_got_plt):
5315 (Output_section_incremental_inputs::write_got_plt): Use new visitor
5317 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
5318 (Sized_incr_relobj::do_read_symbols): New function.
5319 (Sized_incr_relobj::do_layout): New function.
5320 (Sized_incr_relobj::do_layout_deferred_sections): New function.
5321 (Sized_incr_relobj::do_add_symbols): New function.
5322 (Sized_incr_relobj::do_should_include_member): New function.
5323 (Sized_incr_relobj::do_for_all_global_symbols): New function.
5324 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
5325 (Sized_incr_relobj::do_section_size): New function.
5326 (Sized_incr_relobj::do_section_name): New function.
5327 (Sized_incr_relobj::do_section_contents): New function.
5328 (Sized_incr_relobj::do_section_flags): New function.
5329 (Sized_incr_relobj::do_section_entsize): New function.
5330 (Sized_incr_relobj::do_section_address): New function.
5331 (Sized_incr_relobj::do_section_type): New function.
5332 (Sized_incr_relobj::do_section_link): New function.
5333 (Sized_incr_relobj::do_section_info): New function.
5334 (Sized_incr_relobj::do_section_addralign): New function.
5335 (Sized_incr_relobj::do_initialize_xindex): New function.
5336 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
5337 (Sized_incr_relobj::do_read_relocs): New function.
5338 (Sized_incr_relobj::do_gc_process_relocs): New function.
5339 (Sized_incr_relobj::do_scan_relocs): New function.
5340 (Sized_incr_relobj::do_count_local_symbols): New function.
5341 (Sized_incr_relobj::do_finalize_local_symbols): New function.
5342 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
5343 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
5344 (Sized_incr_relobj::do_relocate): New function.
5345 (Sized_incr_relobj::do_set_section_offset): New function.
5346 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
5347 (Sized_incr_dynobj::do_read_symbols): New function.
5348 (Sized_incr_dynobj::do_layout): New function.
5349 (Sized_incr_dynobj::do_add_symbols): New function.
5350 (Sized_incr_dynobj::do_should_include_member): New function.
5351 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
5352 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
5353 (Sized_incr_dynobj::do_section_size): New function.
5354 (Sized_incr_dynobj::do_section_name): New function.
5355 (Sized_incr_dynobj::do_section_contents): New function.
5356 (Sized_incr_dynobj::do_section_flags): New function.
5357 (Sized_incr_dynobj::do_section_entsize): New function.
5358 (Sized_incr_dynobj::do_section_address): New function.
5359 (Sized_incr_dynobj::do_section_type): New function.
5360 (Sized_incr_dynobj::do_section_link): New function.
5361 (Sized_incr_dynobj::do_section_info): New function.
5362 (Sized_incr_dynobj::do_section_addralign): New function.
5363 (Sized_incr_dynobj::do_initialize_xindex): New function.
5364 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
5365 (make_sized_incremental_object): New function.
5366 (Incremental_library::copy_unused_symbols): New function.
5367 (Incremental_library::do_for_all_unused_symbols): New function.
5368 * incremental.h (enum Incremental_input_flags): New type.
5369 (class Incremental_checker): Remove.
5370 (Incremental_input_entry::Incremental_input_entry): Add argument
5372 (Incremental_input_entry::arg_serial): New function.
5373 (Incremental_input_entry::set_is_in_system_directory): New function.
5374 (Incremental_input_entry::is_in_system_directory): New function.
5375 (Incremental_input_entry::arg_serial_): New data member.
5376 (Incremental_input_entry::is_in_system_directory_): New data member.
5377 (class Script_info): Move here from script.h.
5378 (Script_info::Script_info): Add filename parameter.
5379 (Script_info::filename): New function.
5380 (Script_info::filename_): New data member.
5381 (Incremental_script_entry::Incremental_script_entry): Add argument
5383 (Incremental_object_entry::Incremental_object_entry): Likewise.
5384 (Incremental_object_entry::add_input_section): Build list of input
5385 sections with map to original shndx.
5386 (Incremental_object_entry::get_input_section_index): New function.
5387 (Incremental_object_entry::shndx_): New data member.
5388 (Incremental_object_entry::name_key_): Rename; adjust all refs.
5389 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
5390 (Incremental_archive_entry::Incremental_archive_entry): Add argument
5392 (Incremental_inputs::report_archive_begin): Likewise.
5393 (Incremental_inputs::report_object): Likewise.
5394 (Incremental_inputs::report_script): Likewise.
5395 (class Incremental_global_symbol_reader): New class.
5396 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
5397 and store flags and input file type.
5398 (Incremental_input_entry_reader::arg_serial): New function.
5399 (Incremental_input_entry_reader::type): Extract type from flags.
5400 (Incremental_input_entry_reader::is_in_system_directory): New function.
5401 (Incremental_input_entry_reader::get_input_section_count): Call
5402 accessor function for type.
5403 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
5404 function for type; adjust size of global symbol entry.
5405 (Incremental_input_entry_reader::get_global_symbol_count): Call
5406 accessor function for type.
5407 (Incremental_input_entry_reader::get_object_count): Likewise.
5408 (Incremental_input_entry_reader::get_object_offset): Likewise.
5409 (Incremental_input_entry_reader::get_member_count): Likewise.
5410 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
5411 (Incremental_input_entry_reader::get_member_offset): Likewise.
5412 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
5413 (Incremental_input_entry_reader::Global_symbol_info): Remove.
5414 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
5415 (Incremental_input_entry_reader::get_global_symbol_reader): New
5417 (Incremental_input_entry_reader::get_output_symbol_index): New
5419 (Incremental_input_entry_reader::type_): Remove.
5420 (Incremental_input_entry_reader::flags_): New data member.
5421 (Incremental_inputs_reader::input_file_offset): New function.
5422 (Incremental_inputs_reader::input_file_index): New function.
5423 (Incremental_inputs_reader::input_file): Call input_file_offset.
5424 (Incremental_inputs_reader::input_file_at_offset): New function.
5425 (Incremental_relocs_reader::get_r_type): Reformat.
5426 (Incremental_relocs_reader::get_r_shndx): Reformat.
5427 (Incremental_relocs_reader::get_r_offset): Reformat.
5428 (Incremental_relocs_reader::data): New function.
5429 (Incremental_binary::Incremental_binary): Initialize new data members.
5430 (Incremental_binary::check_inputs): Add cmdline parameter.
5431 (Incremental_binary::file_is_unchanged): Remove.
5432 (Input_reader::arg_serial): New function.
5433 (Input_reader::get_unused_symbol_count): New function.
5434 (Input_reader::get_unused_symbol): New function.
5435 (Input_reader::do_arg_serial): New function.
5436 (Input_reader::do_get_unused_symbol_count): New function.
5437 (Input_reader::do_get_unused_symbol): New function.
5438 (Incremental_binary::input_file_count): New function.
5439 (Incremental_binary::get_input_reader): Change signature to use
5440 index instead of filename.
5441 (Incremental_binary::file_has_changed): New function.
5442 (Incremental_binary::get_input_argument): New function.
5443 (Incremental_binary::get_library): New function.
5444 (Incremental_binary::get_script_info): New function.
5445 (Incremental_binary::init_layout): New function.
5446 (Incremental_binary::reserve_layout): New function.
5447 (Incremental_binary::output_file): New function.
5448 (Incremental_binary::do_check_inputs): New function.
5449 (Incremental_binary::do_file_is_unchanged): Remove.
5450 (Incremental_binary::do_file_has_changed): New function.
5451 (Incremental_binary::do_init_layout): New function.
5452 (Incremental_binary::do_reserve_layout): New function.
5453 (Incremental_binary::do_input_file_count): New function.
5454 (Incremental_binary::do_get_input_reader): Change signature.
5455 (Incremental_binary::input_args_map_): New data member.
5456 (Incremental_binary::library_map_): New data member.
5457 (Incremental_binary::script_map_): New data member.
5458 (Sized_incremental_binary::Sized_incremental_binary): Initialize
5460 (Sized_incremental_binary::output_section): New function.
5461 (Sized_incremental_binary::inputs_reader): Add const.
5462 (Sized_incremental_binary::symtab_reader): Add const.
5463 (Sized_incremental_binary::relocs_reader): Add const.
5464 (Sized_incremental_binary::got_plt_reader): Add const.
5465 (Sized_incremental_binary::get_symtab_view): New function.
5466 (Sized_incremental_binary::Inputs_reader): New typedef.
5467 (Sized_incremental_binary::Input_entry_reader): New typedef.
5468 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
5469 (Sized_incremental_binary::do_file_is_unchanged): Remove.
5470 (Sized_incremental_binary::do_file_has_changed): New function.
5471 (Sized_incremental_binary::do_init_layout): New function.
5472 (Sized_incremental_binary::do_reserve_layout): New function.
5473 (Sized_input_reader::Inputs_reader): Remove.
5474 (Sized_input_reader::Input_entry_reader): Remove.
5475 (Sized_input_reader::do_arg_serial): New function.
5476 (Sized_input_reader::do_get_unused_symbol_count): New function.
5477 (Sized_input_reader::do_get_unused_symbol): New function.
5478 (Sized_incremental_binary::do_input_file_count): New function.
5479 (Sized_incremental_binary::do_get_input_reader): Change signature;
5480 use index instead of filename.
5481 (Sized_incremental_binary::section_map_): New data member.
5482 (Sized_incremental_binary::input_entry_readers_): New data member.
5483 (class Sized_incr_relobj): New class.
5484 (class Sized_incr_dynobj): New class.
5485 (make_sized_incremental_object): New function.
5486 (class Incremental_library): New class.
5487 * layout.cc (Free_list::num_lists): New static data member.
5488 (Free_list::num_nodes): New static data member.
5489 (Free_list::num_removes): New static data member.
5490 (Free_list::num_remove_visits): New static data member.
5491 (Free_list::num_allocates): New static data member.
5492 (Free_list::num_allocate_visits): New static data member.
5493 (Free_list::init): New function.
5494 (Free_list::remove): New function.
5495 (Free_list::allocate): New function.
5496 (Free_list::dump): New function.
5497 (Free_list::print_stats): New function.
5498 (Layout_task_runner::run): Resize output file for incremental updates.
5499 (Layout::Layout): Initialize new data members.
5500 (Layout::set_incremental_base): New function.
5501 (Layout::init_fixed_output_section): New function.
5502 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
5503 incremental updates.
5504 (Layout::create_gold_note): Do not create gold note section for
5505 incremental updates.
5506 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
5507 for incremental updates.
5508 (Layout::set_section_offsets): For incremental updates, allocate space
5510 (Layout::create_symtab_sections): Layout with offsets relative to
5511 start of section; for incremental updates, allocate space from free
5513 (Layout::create_shdrs): For incremental updates, allocate space from
5515 (Layout::finish_dynamic_section): For incremental updates, do not
5516 check --as-needed (fixed in subsequent patch).
5517 * layout.h (class Free_list): New class.
5518 (Layout::set_incremental_base): New function.
5519 (Layout::incremental_base): New function.
5520 (Layout::init_fixed_output_section): New function.
5521 (Layout::allocate): New function.
5522 (Layout::incremental_base_): New data member.
5523 (Layout::free_list_): New data member.
5524 * main.cc (main): Print Free_list statistics.
5525 * object.cc (Relobj::finalize_incremental_relocs): Add
5526 clear_counts parameter; clear counts only when clear_counts is set.
5527 (Sized_relobj::Sized_relobj): Initialize new base class.
5528 (Sized_relobj::do_layout): Don't report special sections.
5529 (Sized_relobj::do_for_all_local_got_entries): New function.
5530 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
5531 symtab_off to all symbol table offsets.
5532 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
5533 * object.h (class Got_offset_list): Move to top of file.
5534 (Object::Object): Allow case where input_file == NULL.
5535 (Object::~Object): Likewise.
5536 (Object::input_file): Assert that input_file != NULL.
5537 (Object::lock): Allow case where input_file == NULL.
5538 (Object::unlock): Likewise.
5539 (Object::is_locked): Likewise.
5540 (Object::token): Likewise.
5541 (Object::release): Likewise.
5542 (Object::is_incremental): New function.
5543 (Object::get_mtime): New function.
5544 (Object::for_all_local_got_entries): New function.
5545 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
5546 (Object::set_is_in_system_directory): New function.
5547 (Object::is_in_system_directory): New function.
5548 (Object::do_is_incremental): New function.
5549 (Object::do_get_mtime): New function.
5550 (Object::do_for_all_local_got_entries): New function.
5551 (Object::is_in_system_directory_): New data member.
5552 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
5553 (class Sized_relobj_base): New class.
5554 (class Sized_relobj): Derive from Sized_relobj_base.
5555 (class Sized_relobj::Symbols): Redeclare from base class.
5556 (class Sized_relobj::local_got_offset_list): Remove.
5557 (class Sized_relobj::Output_sections): Redeclare from base class.
5558 (class Sized_relobj::do_for_all_local_got_entries): New function.
5559 (class Sized_relobj::write_local_symbols): Add offset parameter.
5560 (class Sized_relobj::local_symbol_offset_): Update comment.
5561 (class Sized_relobj::local_dynsym_offset_): Update comment.
5562 * options.cc (Input_arguments::add_file): Remove const.
5563 * options.h (Input_file_argument::Input_file_argument):
5564 Initialize arg_serial_ (all constructors).
5565 (Input_file_argument::set_arg_serial): New function.
5566 (Input_file_argument::arg_serial): New function.
5567 (Input_file_argument::arg_serial_): New data member.
5568 (Input_arguments::Input_arguments): Initialize file_count_.
5569 (Input_arguments::add_file): Remove const.
5570 (Input_arguments::number_of_input_files): New function.
5571 (Input_arguments::file_count_): New data member.
5572 (Command_line::number_of_input_files): Call
5573 Input_arguments::number_of_input_files.
5574 * output.cc (Output_segment_headers::Output_segment_headers):
5576 (Output_section::Input_section::current_data_size): New function.
5577 (Output_section::Output_section): Initialize new data members.
5578 (Output_section::add_input_section): Don't do merge sections for
5579 an incremental link; allocate space from free list for an
5581 (Output_section::add_output_section_data): Allocate space from
5582 free list for an incremental update.
5583 (Output_section::update_data_size): New function.
5584 (Output_section::set_fixed_layout): New function.
5585 (Output_section::reserve): New function.
5586 (Output_segment::set_section_addresses): Remove const.
5587 (Output_segment::set_section_list_addresses): Remove const; allocate
5588 space from free list for an incremental update.
5589 (Output_segment::set_offset): Adjust size of RELRO segment for an
5591 * output.h (Output_data::current_data_size): Move here from
5593 (Output_data::pre_finalize_data_size): New function.
5594 (Output_data::update_data_size): New function.
5595 (Output_section_headers::update_data_size): new function.
5596 (Output_section_data_build::current_data_size): Move to Output_data.
5597 (Output_data_strtab::update_data_size): New function.
5598 (Output_section::current_data_size): Move to Output_data.
5599 (Output_section::set_fixed_layout): New function.
5600 (Output_section::has_fixed_layout): New function.
5601 (Output_section::reserve): New function.
5602 (Output_section::update_data_size): New function.
5603 (Output_section::has_fixed_layout_): New data member.
5604 (Output_section::free_list_): New data member.
5605 (Output_segment::set_section_addresses): Remove const.
5606 (Output_segment::set_section_list_addresses): Remove const.
5607 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
5609 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
5611 * readsyms.cc (Read_symbols::do_read_symbols): Add library
5612 parameter when calling Add_symbols constructor; store argument
5613 serial number for members of a lib group.
5614 (Add_symbols::locks): Allow case where token == NULL.
5615 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
5616 (Read_member::~Read_member): New function.
5617 (Read_member::is_runnable): New function.
5618 (Read_member::locks): New function.
5619 (Read_member::run): New function.
5620 (Check_script::~Check_script): New function.
5621 (Check_script::is_runnable): New function.
5622 (Check_script::locks): New function.
5623 (Check_script::run): New function.
5624 (Check_library::~Check_library): New function.
5625 (Check_library::is_runnable): New function.
5626 (Check_library::locks): New function.
5627 (Check_library::run): New function.
5628 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
5629 (Add_symbols::library_): New data member.
5630 (class Read_member): New class.
5631 (class Check_script): New class.
5632 (class Check_library): New class.
5633 * reloc.cc (Read_relocs::is_runnable): Allow case where
5635 (Read_relocs::locks): Likewise.
5636 (Scan_relocs::locks): Likewise.
5637 (Relocate_task::locks): Likewise.
5638 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
5640 (Sized_relobj::incremental_relocs_scan): Fix comment.
5641 (Sized_relobj::do_relocate): Pass output file offset to
5642 write_local_symbols.
5643 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
5644 from class declaration.
5645 * script.cc (read_input_script): Allocate Script_info; pass
5646 argument serial number to report_script.
5647 * script.h (class Script_info): Move to incremental.h.
5648 * symtab.cc (Symbol_table::add_from_incrobj): New function.
5649 * symtab.h (Symbol_table::add_from_incrobj): New function.
5650 (Symbol_table::set_file_offset): New function.
5652 2011-04-05 Cary Coutant <ccoutant@google.com>
5654 * incremental-dump.cc (dump_incremental_inputs): Change signature
5655 to take a Sized_incremental_binary; change caller. Use readers
5656 in Sized_incremental_binary.
5658 (Sized_incremental_binary::find_incremental_inputs_sections):
5659 Rename do_find_incremental_inputs_sections to this.
5660 (Sized_incremental_binary::setup_readers): New function.
5661 (Sized_incremental_binary::do_check_inputs): Check
5662 has_incremental_info_ flag; move setup code to setup_readers;
5664 (Sized_incremental_binary::do_file_is_unchanged): New function.
5665 (Sized_incremental_binary::do_get_input_reader): New function.
5666 * incremental.h (class Incremental_binary): Move to end of file.
5667 (Incremental_binary::file_is_unchanged): New function.
5668 (Incremental_binary::do_file_is_unchanged): New function.
5669 (Incremental_binary::Input_reader): New class.
5670 (Incremental_binary::get_input_reader): New function.
5671 (class Sized_incremental_binary): Move to end of file.
5672 (Sized_incremental_binary::Sized_incremental_binary): Setup the
5673 input section reader classes.
5674 (Sized_incremental_binary::has_incremental_info): New function.
5675 (Sized_incremental_binary::inputs_reader): New function.
5676 (Sized_incremental_binary::symtab_reader): New function.
5677 (Sized_incremental_binary::relocs_reader): New function.
5678 (Sized_incremental_binary::got_plt_reader): New function.
5679 (Sized_incremental_binary::do_file_is_unchanged): New function.
5680 (Sized_incremental_binary::Sized_input_reader): New class.
5681 (Sized_incremental_binary::get_input_reader): New function.
5682 (Sized_incremental_binary::find_incremental_inputs_sections):
5683 Rename do_find_incremental_inputs_sections to this.
5684 (Sized_incremental_binary::setup_readers): New function.
5685 (Sized_incremental_binary::has_incremental_info_): New data member.
5686 (Sized_incremental_binary::inputs_reader_): New data member.
5687 (Sized_incremental_binary::symtab_reader_): New data member.
5688 (Sized_incremental_binary::relocs_reader_): New data member.
5689 (Sized_incremental_binary::got_plt_reader_): New data member.
5690 (Sized_incremental_binary::current_input_file_): New data member.
5692 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
5695 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
5698 2011-03-30 Cary Coutant <ccoutant@google.com>
5700 * archive.cc (Archive::include_member): Adjust call to report_object.
5701 (Add_archive_symbols::run): Add script_info to call to
5702 report_archive_begin.
5703 (Lib_group::include_member): Adjust call to report_object.
5704 (Add_lib_group_symbols::run): Adjust call to report_object.
5705 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
5706 blocks. Add object count for script input files.
5707 * incremental.cc (Incremental_inputs::report_archive_begin): Add
5708 script_info parameter; change all callers.
5709 (Incremental_inputs::report_object): Add script_info parameter;
5711 (Incremental_inputs::report_script): Store backpointer to
5712 incremental info entry.
5713 (Output_section_incremental_inputs::set_final_data_size): Record
5714 additional information for scripts.
5715 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5716 * incremental.h (Incremental_script_entry::add_object): New function.
5717 (Incremental_script_entry::get_object_count): New function.
5718 (Incremental_script_entry::get_object): New function.
5719 (Incremental_script_entry::objects_): New data member; adjust
5721 (Incremental_inputs::report_archive_begin): Add script_info parameter.
5722 (Incremental_inputs::report_object): Add script_info parameter.
5723 (Incremental_inputs_reader::get_object_count): New function.
5724 (Incremental_inputs_reader::get_object_offset): New function.
5725 * options.cc (Input_arguments::add_file): Return reference to
5727 * options.h (Input_argument::set_script_info): New function.
5728 (Input_argument::script_info): New function.
5729 (Input_argument::script_info_): New data member; adjust all
5731 (Input_file_group::add_file): Return reference to new input argument.
5732 (Input_file_lib::add_file): Likewise.
5733 (Input_arguments::add_file): Likewise.
5734 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
5735 * script.cc (Parser_closure::Parser_closure): Add script_info
5736 parameter; adjust all callers.
5737 (Parser_closure::script_info): New function.
5738 (Parser_closure::script_info_): New data member.
5739 (read_input_script): Report scripts earlier to incremental info.
5740 (script_add_file): Set script_info in Input_argument.
5741 (script_add_library): Likewise.
5742 * script.h (Script_options::Script_info): Rewrite class.
5744 2011-03-29 Cary Coutant <ccoutant@google.com>
5746 * archive.cc (Library_base::should_include_member): Move
5747 method here from class Archive.
5748 (Archive::Archive): Initialize base class.
5749 (Archive::should_include_member): Move to base class.
5750 (Archive::do_for_all_unused_symbols): New function.
5751 (Add_archive_symbols::run): Remove redundant access to
5753 (Lib_group::Lib_group): Initialize base class.
5754 (Lib_group::do_filename): New function.
5755 (Lib_group::include_member): Pass pointer to Lib_group to
5757 (Lib_group::do_for_all_unused_symbols): New function.
5758 (Add_lib_group_symbols::run): Report archive information for
5760 * archive.h (class Library_base): New base class.
5761 (class Archive): Derive from Library_base.
5762 (Archive::filename): Move to base class.
5763 (Archive::set_incremental_info): Likewise.
5764 (Archive::incremental_info): Likewise.
5765 (Archive::Should_include): Likewise.
5766 (Archive::should_include_member): Likewise.
5767 (Archive::Armap_entry): Remove.
5768 (Archive::Unused_symbol_iterator): Remove.
5769 (Archive::unused_symbols_begin): Remove.
5770 (Archive::unused_symbols_end): Remove.
5771 (Archive::do_filename): New function.
5772 (Archive::do_get_mtime): New function.
5773 (Archive::do_for_all_unused_symbols): New function.
5774 (Archive::task_): Move to base class.
5775 (Archive::incremental_info_): Likewise.
5776 (class Lib_group): Derive from Library_base.
5777 (Lib_group::do_filename): New function.
5778 (Lib_group::do_get_mtime): New function.
5779 (Lib_group::do_for_all_unused_symbols): New function.
5780 (Lib_group::task_): Move to base class.
5781 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
5783 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
5785 * incremental.cc (Incremental_inputs::report_archive_begin):
5786 Use Library_base; call library's get_mtime; add incremental inputs
5787 entry before members.
5788 (class Unused_symbol_visitor): New class.
5789 (Incremental_inputs::report_archive_end): Use Library_base; use
5790 visitor class to record unused symbols; don't add incremental inputs
5791 entry after members.
5792 (Incremental_inputs::report_object): Use Library_base.
5794 (Incremental_archive_entry::Incremental_archive_entry): Remove
5795 unused Archive parameter.
5796 (Incremental_inputs::report_archive_begin): Use Library_base.
5797 (Incremental_inputs::report_archive_end): Likewise.
5798 (Incremental_inputs::report_object): Likewise.
5799 * object.cc (Sized_relobj::do_for_all_global_symbols): New
5801 * object.h (Object::for_all_global_symbols): New function.
5802 (Object::do_for_all_global_symbols): New function.
5803 (Sized_relobj::do_for_all_global_symbols): New function.
5804 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
5806 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
5809 2011-03-27 Ian Lance Taylor <iant@google.com>
5811 * archive.cc (Archive::interpret_header): Return -1 if something
5812 goes wrong. Change callers accordingly.
5814 2011-03-25 Cary Coutant <ccoutant@google.com>
5816 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
5817 * testsuite/Makefile.in: Regenerate.
5819 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
5821 * plugin.cc (get_view): New.
5822 (Plugin::load): Pass get_view to the plugin.
5823 (Plugin_manager::get_view): New.
5825 2011-03-21 Ian Lance Taylor <iant@google.com>
5827 * testsuite/final_layout.sh: Rewrite to not use dc.
5828 * testsuite/relro_test.sh: Fail if dc is not present.
5830 2011-03-21 Sriraman Tallam <tmsriram@google.com>
5832 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
5834 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
5835 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
5837 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
5838 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
5840 2011-03-14 Ian Lance Taylor <iant@google.com>
5842 * script-sections.cc (Sort_output_sections::script_compare):
5843 Rename from is_before, change return type.
5844 (Sort_output_sections::operator()): Adjust accordingly.
5846 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
5849 * testsuite/odr_violation2.cc: Add comment to make all error line
5850 numbers double digits.
5851 * testsuite/debug_msg.sh: Adjust expected errors.
5853 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
5855 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
5856 but mark earlier ones as non-canonical
5857 (offset_to_iterator): Update search target and example
5858 (do_addr2line): Return extra lines in a vector*
5859 (format_file_lineno): Extract from do_addr2line
5860 (one_addr2line): Add vector* out-param
5861 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
5862 when a lineno entry appeared last for its instruction
5863 (Dwarf_line_info): Add vector* out-param
5864 * object.cc (Relocate_info): Pass NULL for the vector* out-param
5865 * symtab.cc (Odr_violation_compare): Include the lineno in the
5867 (linenos_from_loc): New. Combine the canonical line for an
5868 address with its other lines.
5869 (True_if_intersect): New. Helper functor to make
5870 std::set_intersection a query.
5871 (detect_odr_violations): Compare sets of lines instead of just
5872 one line for each function. This became less deterministic, but
5873 has fewer false positives.
5874 * symtab.h: Declarations.
5875 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
5876 mix an optimized and non-optimized object in the same binary
5877 (odr_violation2.so): Same.
5878 * testsuite/Makefile.in: Regenerate from Makefile.am.
5879 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
5880 * testsuite/debug_msg.sh: Update line numbers and add
5882 * testsuite/odr_violation1.cc: Use OdrDerived, in a
5883 non-optimized context.
5884 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
5885 isn't inlined, and use OdrDerived in an optimized context.
5886 * testsuite/odr_header1.h: Defines OdrDerived, where
5887 optimization will change the
5888 first-instruction-in-the-destructor's file and line number.
5889 * testsuite/odr_header2.h: Defines OdrBase.
5891 2011-03-09 Ian Lance Taylor <iant@google.com>
5893 * fileread.cc (File_read::clear_views): Don't delete the whole
5896 2011-03-08 Ian Lance Taylor <iant@google.com>
5899 * fileread.cc: #include <climits>.
5900 (GOLD_IOV_MAX): Define.
5901 (File_read::read_multiple): Limit number of entries by iov_max.
5902 * fileread.h (class File_read): Always set max_readv_entries to
5905 2011-03-07 Ian Lance Taylor <iant@google.com>
5908 * options.h (class General_options): Add -dy and -dn.
5910 2011-03-02 Cary Coutant <ccoutant@google.com>
5912 * testsuite/script_test_9.t: Add TLS segment.
5914 2011-03-02 Simon Baldwin <simonb@google.com>
5916 * configure.ac: Add check for gnu_indirect_function support in
5917 the toolchain building binutils.
5918 * configure: Rebuild.
5920 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
5922 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
5923 plugin only symbols.
5924 (Symbol_table::sized_finalize_symbol) Mark symbol only present
5925 in plugin files as not needed in the symbol table.
5927 2011-02-11 Sriraman Tallam <tmsriram@google.com>
5929 * output.cc (Output_section::add_input_section): Delay fill
5930 generation for section ordering.
5932 2011-02-09 Ian Lance Taylor <iant@google.com>
5935 * object.h (class Sized_relobj): Remove clear_local_symbols.
5936 * reloc.cc (Sized_relobj::do_relocate): Don't call
5937 clear_local_symbols.
5939 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
5941 * plugin.cc (is_visible_from_outside): Return true for symbols
5944 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
5946 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
5949 2011-02-02 Sriraman Tallam <tmsriram@google.com>
5951 * icf.h (is_section_foldable_candidate): Change type of parameter
5953 * icf.cc (Icf::find_identical_sections): Change type of local variable
5954 section_name to be std::string.
5955 (is_function_ctor_or_dtor): Change type of parameter to std::string.
5957 2011-01-25 Ian Lance Taylor <iant@google.com>
5959 * script.cc (script_add_extern): Rewrite to use
5960 add_symbol_reference.
5962 2011-01-25 Doug Kwan <dougkwan@google.com>
5964 * icf.cc (get_section_contents): Always lock section's object.
5966 2011-01-24 Ian Lance Taylor <iant@google.com>
5968 * options.h (class General_options): Accept
5969 --no-detect-odr-violations.
5971 2011-01-24 Ian Lance Taylor <iant@google.com>
5973 * version.cc (version_string): Bump to 1.11.
5975 2011-01-24 Ian Lance Taylor <iant@google.com>
5977 * plugin.cc (class Plugin_rescan): Define new class.
5978 (Plugin_manager::claim_file): Set any_claimed_.
5979 (Plugin_manager::save_archive): New function.
5980 (Plugin_manager::save_input_group): New function.
5981 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
5983 (Plugin_manager::new_undefined_symbol): New function.
5984 (Plugin_manager::rescan): New function.
5985 (Plugin_manager::rescannable_defines): New function.
5986 (Plugin_manager::add_input_file): Set any_added_.
5987 * plugin.h (class Plugin_manager): define new fields rescannable_,
5988 undefined_symbols_, any_claimed_, and any_added_. Declare
5989 Plugin_rescan as friend. Declare new functions.
5990 (Plugin_manager::Rescannable): Define type.
5991 (Plugin_manager::Rescannable_list): Define type.
5992 (Plugin_manager::Undefined_symbol_list): Define type.
5993 (Plugin_manager::Plugin_manager): Initialize new fields.
5994 * archive.cc (Archive::defines_symbol): New function.
5995 (Add_archive_symbols::run): Pass archive to plugins if any.
5996 * archive.h (class Archive): Declare defines_symbol.
5997 * readsyms.cc (Input_group::~Input_group): New function.
5998 (Finish_group::run): Pass input_group to plugins if any.
5999 * readsyms.h (class Input_group): Declare destructor.
6000 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
6003 2011-01-10 Ian Lance Taylor <iant@google.com>
6005 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
6007 (Layout::set_segment_offsets): Reset increase_relro before calling
6008 set_section_addresses a second time.
6010 2011-01-04 Cary Coutant <ccoutant@google.com>
6012 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
6013 sections before NOBITS sections.
6015 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
6017 * version.cc (print_version): Update copyright to 2011.
6019 2010-12-23 Cary Coutant <ccoutant@google.com>
6021 * output.h (Output_data_reloc::add_output_section): Pass OD instead
6022 of OS to this->add. Add OD parameter to second form of the function.
6024 2010-12-20 Ian Lance Taylor <iant@google.com>
6026 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
6027 second of two consecutive entries with same offset.
6029 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6031 * testsuite/Makefile.am (ifuncmain2static_LDADD)
6032 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
6033 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
6034 to avoid unneeded links against $(LDADD).
6035 * testsuite/Makefile.in: Regenerate.
6037 2010-12-15 Ian Lance Taylor <iant@google.com>
6040 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
6041 for R_X86_64_32 and R_X86_64_PC32.
6042 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
6043 ver_matching_def_pic.o.
6044 (ver_matching_def_pic.o): New target.
6046 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6048 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
6049 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
6050 Move definition before File_read::View member definitions.
6051 (File_read::View::~View): Initialize and hold lock before
6052 updating current_mapped_bytes.
6054 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6056 * dwarf_reader.cc: Remove outdated comment.
6057 * gold-threads.cc: Fix typo in error message.
6058 * archive.cc: Fix typos in comments.
6059 * archive.h: Likewise.
6060 * arm-reloc-property.cc: Likewise.
6061 * arm-reloc-property.h: Likewise.
6062 * arm-reloc.def: Likewise.
6064 * attributes.h: Likewise.
6065 * cref.cc: Likewise.
6066 * ehframe.cc: Likewise.
6067 * fileread.h: Likewise.
6069 * i386.cc: Likewise.
6071 * incremental.h: Likewise.
6072 * int_encoding.cc: Likewise.
6073 * layout.h: Likewise.
6074 * main.cc: Likewise.
6075 * merge.h: Likewise.
6076 * object.cc: Likewise.
6077 * object.h: Likewise.
6078 * options.cc: Likewise.
6079 * readsyms.cc: Likewise.
6080 * reduced_debug_output.cc: Likewise.
6081 * reloc.cc: Likewise.
6082 * script-sections.cc: Likewise.
6083 * sparc.cc: Likewise.
6084 * symtab.h: Likewise.
6085 * target-reloc.h: Likewise.
6086 * target.cc: Likewise.
6087 * target.h: Likewise.
6088 * timer.cc: Likewise.
6089 * timer.h: Likewise.
6090 * x86_64.cc: Likewise.
6092 2010-12-09 Cary Coutant <ccoutant@google.com>
6094 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
6096 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
6097 parameter; change all callers.
6098 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
6099 * options.h (warn_execstack): New option.
6101 2010-12-07 Doug Kwan <dougkwan@google.com>
6103 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
6104 like function call relocations.
6106 2010-12-07 Ian Lance Taylor <iant@google.com>
6108 * archive.cc (Archive::get_elf_object_for_member): Permit
6109 punconfigured to be NULL.
6110 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
6111 (Archive::include_member): Pass NULL to get_elf_object_for_member
6112 if we searched for the archive and this is the first included
6115 2010-12-01 Ian Lance Taylor <iant@google.com>
6117 * dwarf_reader.h (class Sized_dwarf_line_info): Add
6118 track_relocs_type_ field.
6119 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6120 Set track_relocs_type_.
6121 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
6122 contents when using RELA relocs.
6123 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
6125 * reloc.cc (Track_relocs::next_addend): New function.
6126 * reloc.h (class Track_relocs): Declare next_addend.
6128 2010-12-01 Ian Lance Taylor <iant@google.com>
6130 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
6133 2010-12-01 Ian Lance Taylor <iant@google.com>
6135 * README: Update compilers known to work and fail.
6137 2010-11-23 Matthias Klose <doko@ubuntu.com>
6139 * configure.in: For --enable-gold, handle value `default' instead of
6140 `both*'. Always install ld as ld.bfd, install as ld if gold is
6142 * configure: Regenerate.
6144 2010-11-18 Doug Kwan <dougkwan@google.com>
6146 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
6147 and right_alignment to be zero. Store result alignment only if it is
6148 greater than existing alignment.
6150 2010-11-16 Cary Coutant <ccoutant@google.com>
6153 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6154 Check for ".zdebug_line".
6156 2010-11-16 Doug Kwan <dougkwan@google.com>
6157 Cary Coutant <ccoutant@google.com>
6159 * output.h (Output_segment::set_section_addresses): Pass increase_relro
6160 by reference; adjust all callers.
6161 * output.cc (Output_segment::set_section_addresses): Adjust references
6162 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
6164 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
6165 end at page boundary.
6167 2010-11-16 Cary Coutant <ccoutant@google.com>
6170 * layout.cc (Layout::choose_output_section): Transform names of
6171 compressed sections even when using a script with a SECTIONS clause.
6172 (Layout::output_section_name): Remove code to transform
6173 compressed debug section names.
6174 * output.cc (Output_section::add_input_section): Use uncompressed
6175 section size when tracking input sections.
6177 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
6179 * symtab.h (Symbol::NON_PIC_REF): Remove.
6180 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
6181 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
6182 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
6183 (Symbol::use_plt_offset): Take a flags argument and pass it
6184 directly to needs_dynamic_reloc. Restrict check for undefined
6185 weak symbols to function calls.
6186 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
6187 (Target_arm::Scan::global): Use it.
6188 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
6189 (Target_arm::Relocate::relocate): Likewise.
6190 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
6191 parameter with an r_type parameter. Use get_reference_flags
6193 (Target_arm::Relocate::relocate): Update accordingly.
6194 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
6195 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
6196 (Target_i386::Scan::global): Likewise.
6197 (Target_i386::Relocate::relocate): Likewise.
6198 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
6199 parameter with an r_type parameter. Use get_reference_flags
6201 (Target_i386::Relocate::relocate): Update accordingly.
6202 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
6203 (Target_powerpc::Scan::global): Use it.
6204 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
6205 (Target_powerpc::Relocate::relocate): Likewise.
6206 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
6207 (Target_sparc::Scan::global): Use it.
6208 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
6209 (Target_sparc::Relocate::relocate): Likewise.
6210 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
6211 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
6212 (Target_x86_64::Scan::global): Likewise.
6213 (Target_x86_64::Relocate::relocate): Likewise.
6215 2010-11-08 Doug Kwan <dougkwan@google.com>
6216 Cary Coutant <ccoutant@google.com>
6218 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
6219 (Arm_exidx_merge_section::section_contents_): New data member.
6220 (Arm_input_section::Arm_input_section): Initialize original_contents_.
6221 (Arm_input_section::~Arm_input_section): De-allocate memory.
6222 (Arm_input_section::original_contents_): New data member.
6223 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
6224 in parameters instead of calling Object::section_contents without
6226 (Arm_output_section::group_section): New parameter TASK. Pass it
6227 to callees that need locking objects.
6228 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
6229 to lock EXIDX input sections. Fix a formatting issue. Call
6230 Arm_exidx_merged_section::build_contents to create merged section
6232 (Arm_output_section::create_stub_group): New parameter TASK. Use it
6233 to lock object of stub table owner.
6234 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
6235 TEXT_SIZE to initialize data member TEXT_SIZE_.
6236 (Arm_exidx_input_section::addralign): Fix typo in comment.
6237 (Arm_exidx_input_section::text_size): New method.
6238 (Target_arm::do_relax): New parameter TASK. Pass it to callees
6239 that require locking objects. Lock objects before scanning for stubs
6240 and updating local symbols.
6241 (Arm_input_section<big_endian>::init): Copy contents of original
6243 (Arm_input_section<big_endian>::do_write): Use saved contents of
6244 original input section instead of calling Object::section_contents
6246 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
6247 size without calling Object::section_size().
6248 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
6249 for size. Allocate a buffer for merged EXIDX entries.
6250 (Arm_exidx_merged_section::build_contents): New method.
6251 (Arm_exidx_merged_section::do_write): Move merge section contents
6252 building code to Arm_exidx_merged_section::build_contetns. Write
6253 out contetns in buffer instead of building it on the fly.
6254 (Arm_relobj::make_exidx_input_section): Also pass text section size
6255 to Arm_exidx_input_section constructor.
6256 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
6257 (Arm_dynobj::do_read_symbols): Fix memory leak.
6258 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
6259 * target.h: (class Task): Add forward declaration.
6260 (Target::relax): Add new parameter TASK and pass it to
6262 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
6264 2010-11-05 Cary Coutant <ccoutant@google.com>
6267 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
6268 object when reading from the file.
6269 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
6271 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
6272 when reading section contents.
6273 (get_section_contents): Likewise.
6274 (icf::find_identical_sections): Likewise.
6275 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
6276 object when reading from the file.
6277 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
6278 the object when doing deferred section layout.
6280 2010-11-03 Nick Clifton <nickc@redhat.com>
6283 * script.h (class Symbol_assignment: name): New member. Returns
6284 the name of the symbol.
6285 * scrfipt.cc (Script_options::is_pending_assignment): New member.
6286 Returns true if the given symbol name is on the list of
6287 assignments wating to be processed.
6288 * archive.cc (should_incldue_member): If the symbol is undefined,
6289 check to see if it is on the list of symbols pending assignment.
6291 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
6293 * script-sections.cc (Script_sections::find_memory_region): Check
6294 for a NULL output section pointer.
6296 2010-10-29 Doug Kwan <dougkwan@google.com>
6298 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
6299 Output_section::add_relaxed_input_section.
6300 * output.cc (Output_section::add_relaxed_input_section): Add new
6301 arguments LAYOUT and NAME. Set section order index.
6302 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6303 Copy section order index.
6304 * output.h (Output_section::add_relaxed_input_section): Add new
6305 arguments LAYOUT and NAME.
6307 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6309 * testsuite/Makefile.am: Move gcctestdir/ld rule to
6310 NATIVE_OR_CROSS_LINKER.
6311 * testsuite/Makefile.in: Regenerate.
6313 2010-10-20 Doug Kwan <dougkwan@google.com>
6315 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
6316 without SHF_LINK_ORDER flags.
6317 * layout.cc (Layout::choose_output_section): Do not filter
6318 SHF_LINK_ORDER flag in a relocatable link.
6320 2010-10-17 Cary Coutant <ccoutant@google.com>
6322 * output.h (Output_segment::set_section_addresses): Change function
6323 signature. Update all callers.
6324 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
6326 (Output_segment::set_section_addresses): Align after last TLS
6327 section. Add padding before last relro section instead of after.
6329 2010-10-17 Doug Kwan <dougkwan@google.com>
6331 * gold/arm.cc (Target_arm::got_section): Use correct order and set
6332 GOT output section to be writable.
6334 2010-10-14 Cary Coutant <ccoutant@google.com>
6336 * debug.h (DEBUG_INCREMENTAL): New flag.
6337 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
6338 * gold.cc (queue_initial_tasks): Check parameters for incremental link
6340 * incremental.cc (report_command_line): Ignore all forms of
6342 * layout.cc (Layout::Layout): Check parameters for incremental link
6344 * options.cc (General_options::parse_incremental): New function.
6345 (General_options::parse_no_incremental): New function.
6346 (General_options::parse_incremental_full): New function.
6347 (General_options::parse_incremental_update): New function.
6348 (General_options::incremental_mode_): New data member.
6349 (General_options::finalize): Check incremental_mode_.
6350 * options.h (General_options): Update help text for --incremental.
6351 Add --no-incremental, --incremental-full, --incremental-update.
6352 (General_options::Incremental_mode): New enum type.
6353 (General_options::incremental_mode): New function.
6354 (General_options::incremental_mode_): New data member.
6355 * parameters.cc (Parameters::incremental_mode_): New data member.
6356 (Parameters::set_options): Set incremental_mode_.
6357 (Parameters::set_incremental_full): New function.
6358 (Parameters::incremental): New function.
6359 (Parameters::incremental_update): New function.
6360 (set_parameters_incremental_full): New function.
6361 * parameters.h (Parameters::set_incremental_full): New function.
6362 (Parameters::incremental): New function.
6363 (Parameters::incremental_update): New function.
6364 (Parameters::incremental_mode_): New data member.
6365 (set_parameters_incremental_full): New function.
6366 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
6367 incremental link mode.
6368 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
6369 (Sized_relobj::do_relocate_sections): Likewise.
6370 * testsuite/Makefile.am (incremental_test): Use --incremental-full
6372 * testsuite/Makefile.in: Regenerate.
6373 * testsuite/incremental_test.sh: Filter all forms of --incremental.
6375 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6377 * script-sections.h (class Script_sections): Make
6378 Sections_elements typedef public.
6379 * script-sections.cc (class Sort_output_sections): Add elements_
6380 field. Add constructor which sets it; change all callers.
6381 (Sort_output_sections::is_before): New function.
6382 (Sort_output_sections::operator()): Call is_before.
6383 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
6385 * testsuite/script_test_10.sh: New test. Test script section
6387 * testsuite/script_test_10.t: Likewise.
6388 * testsuite/script_test_10.s: Likewise.
6389 * testsuite/Makefile.am: Wrap the cross linker tests and the
6390 common tests into NATIVE_OR_CROSS_LINKER.
6391 (check_SCRIPTS): Add script_test_10.sh.
6392 (check_DATA): Add script_test_10.stdout.
6393 (script_test_10.o, script_test_10): New targets.
6394 (script_test_10.stdout): New target.
6395 * configure, testsuite/Makefile.in: Regenerate.
6397 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6399 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
6400 error for the deprecated relocations.
6401 (Target_arm::Scan::global): Likewise.
6402 (Target_arm::Relocate::relocate): Likewise.
6404 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
6406 * fileread.cc (Input_file::find_file): Initialize *found_name
6407 and *namep when using the fallback search for case 4.
6409 2010-10-11 Cary Coutant <ccoutant@google.com>
6411 * options.h (class General_options): Redefine -z lazy as an alias for
6412 the negation of -z now.
6414 2010-10-11 Ian Lance Taylor <iant@google.com>
6416 * resolve.cc (symbol_to_bits): Report the value of the unsupported
6419 2010-10-06 Nick Clifton <nickc@redhat.com>
6421 * script-sections.cc(class Memory_region): Remove
6422 current_lma_offset_ field. Rename current_vma_offset_ to
6423 current_offset_. Add last_section_ field.
6424 (Memory_region::get_current_vma_address): Rename to
6425 get_current_address.
6426 (Memory_region::get_current_lma_address): Delete.
6427 (Memory_region::increment_vma_offset): Rename to
6429 (Memory_region::increment_lma_offset): Delete.
6430 (Memory_region::attributes_compatible): New method. Returns
6431 true if the provided section is compatible with the region.
6432 (Memory_region::get_last_section): New method. Returns the last
6433 section to use the region.
6434 (Memory_region::set_last_section): New method. Stores the last
6435 section to use the region.
6436 (Script_sections::block_in_region): New method. Returns true if
6437 a block of memory is contained within a region.
6438 (Script_sections::find_memory_region): New method. Locates a
6439 memory region to be used to set a VMA or LMA address.
6440 (Output_section_definition::set_section_addresses): Add code to
6441 check for addresses set by memory regions.
6442 (Output_segment::set_section_addresses): Remove memory region
6444 (Script_sections::create_segment): Add a warning if a header
6445 segment is created outside of any region.
6446 * script-sections.h (class Script_sections): Add prototypes for
6447 find_memory_region and block_in_region methods.
6448 * testsuite/memory_test.s: Use .long instead of .word.
6449 * testsuite/memory_test.t: Add some more output sections.
6450 * testsuite/memory_test.sh: Update expected output.
6452 2010-10-02 Doug Kwan <dougkwan@google.com>
6454 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
6455 defintion to symtab.h
6456 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
6457 declaration to defintion.
6459 2010-10-01 Nick Clifton <nickc@redhat.com>
6461 * expression.cc (eval): Replace dummy argument with NULL.
6462 (eval_maybe_dot): Check for a NULL result section pointer.
6463 (Symbol_expression::value): Likewise.
6464 (Dot_expression::value): Likewise.
6465 (BINARY_EXPRESSION): Likewise.
6466 (Max_expression::value): Likewise.
6467 (Min_expression::value): Likewise.
6468 (Absolute_expression::value): Likewise.
6469 (Addr_expression::value_from_output_section): Likewise.
6470 (Loaddddr_expression::value_from_output_section): Likewise.
6471 (Segment_start_expression::value): Likewise.
6472 * script-sections.cc
6473 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
6475 (Sections_elememt_dot_assignment::set_section_addresses):
6477 (Output_data_expression::do_write_to_buffer): Likewise.
6478 (Output_section_definition::finalize_symbols): Likewise.
6479 (Output_section_definition::set_section_addresses): Likewise.
6481 2010-09-30 Doug Kwan <dougkwan@google.com>
6483 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
6485 2010-09-28 Sriraman Tallam <tmsriram@google.com>
6487 * target.h (Target::can_icf_inline_merge_sections): New virtual
6489 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
6491 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
6493 * icf.cc (get_section_contents): Inline merge sections only when
6496 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6498 * configure: Regenerate.
6500 2010-09-17 Ian Lance Taylor <iant@google.com>
6502 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
6503 * testsuite/Makefile.am (memory_test.o): New target.
6504 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
6506 * testsuite/Makefile.in: Rebuild.
6508 2010-09-17 Doug Kwan <dougkwan@google.com>
6510 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
6511 defintion if relocation uses GOT entries of the symbol.
6512 * testsuite/icf_safe_test.sh: Fix test.
6513 * testsuite/icf_safe_so_test.sh: Fix test.
6515 2010-09-16 Cary Coutant <ccoutant@google.com>
6517 * script_sections.cc (class Memory_region): Remove "NULL" from
6518 vector initializations.
6520 2010-09-15 Cary Coutant <ccoutant@google.com>
6522 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
6523 Resolve forwarding symbols.
6525 2010-09-15 Doug Kwan <dougkwan@google.com>
6527 * gold/testsuite/script_test_3.t: Add ARM special sections.
6528 * gold/testsuite/script_test_4.t: Same.
6529 * gold/testsuite/script_test_5.t: Same.
6530 * gold/testsuite/script_test_6.t: Same.
6531 * gold/testsuite/script_test_7.t: Same.
6532 * gold/testsuite/script_test_7.t: Same.
6533 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
6535 2010-09-14 Cary Coutant <ccoutant@google.com>
6537 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
6538 (Target_x86_64::Relocate::relocate_tls): Replace check for
6539 saw_tls_block_reloc_ with test for executable section.
6541 2010-09-12 Cary Coutant <ccoutant@google.com>
6543 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
6544 position-independent executables to shared libraries need dynamic
6546 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
6547 position-independent executables.
6548 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
6549 * testsuite/Makefile.in: Regenerate.
6551 2010-09-10 Nick Clifton <nickc@redhat.com>
6554 * testsuite/memory_test.t: Discard any sections that are not
6557 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
6560 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
6561 "This::" to work around a bug in gcc 4.2.
6563 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
6565 2010-09-09 Rafael Espindola <espindola@google.com>
6567 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
6568 sections with different PF_X flags in the same segment.
6569 (Layout::find_first_load_seg): Search all segments to find the first
6571 * options.h (rosegment): New.
6573 2010-09-08 Rafael Espindola <espindola@google.com>
6575 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
6577 2010-09-08 Doug Kwan <dougkwan@google.com>
6579 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
6580 (Arm_relobj::do_relocate_sections): Add new parameter for output
6581 file to match the parent.
6582 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
6583 of local symbols instead of input values. Update code to track
6584 changes in gold::relocate_section.
6585 * object.cc (Sized_relobj::compute_final_local_value): New methods.
6586 (Sized_relobj::compute_final_local_value_internal): New methods.
6587 (Sized_relobj::do_finalize_local_symbols): Move code from loop
6588 body into private version of Sized_relobj::compute_final_local_value.
6589 Call the inline method.
6590 * object.h (Symbol_value::Symbol_value): Define destructor. Free
6591 merged symbol value if there is one.
6592 (Symbol_value::has_output_value): New method defintiion.
6593 (Sized_relobj::Compute_final_local_value_status): New enum type.
6594 (Sized_relobj::compute_final_local_value): New methods.
6595 (Sized_relobj::compute_final_local_value_internal): New methods.
6596 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
6597 and arm_cortex_a8.sh.
6598 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
6599 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
6601 * Makefile.in: Regenerate.
6602 * testsuite/arm_bl_out_of_range.s: Update test.
6603 * testsuite/thumb_bl_out_of_range.s: Ditto.
6604 * testsuite/thumb_blx_out_of_range.s: Ditto.
6605 * testsuite/arm_branch_out_of_range.sh: New file.
6606 * testsuite/arm_cortex_a8.sh: Ditto.
6607 * testsuite/arm_cortex_a8_b.s: Ditto.
6608 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
6609 * testsuite/arm_cortex_a8_b_local.s: Ditto.
6610 * testsuite/arm_cortex_a8_bl.s: Ditto.
6611 * testsuite/arm_cortex_a8_blx.s: Ditto.
6612 * testsuite/arm_cortex_a8_local.s: Ditto.
6613 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
6614 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
6616 2010-09-08 Rafael Espindola <espindola@google.com>
6618 * Makefile.am (memory_test.stdout): Run readelf with -W.
6619 * Makefile.in: Regenerate.
6620 * testsuite/memory_test.sh: Make the regexps accept both 32 and
6623 2010-09-08 Rafael Espindola <espindola@google.com>
6625 * script-sections.cc (Script_sections::add_memory_region): Convert
6626 field precision to int.
6627 * script.cc (script_set_section_region, script_set_section_region):
6628 Convert field precision to int.
6630 2010-09-08 Rafael Espindola <espindola@google.com>
6632 * arm.cc (do_finalize_sections): Create the __exidx_start and
6633 __exdix_end symbols even when the section is missing.
6635 2010-09-08 Nick Clifton <nickc@redhat.com>
6637 * README: Remove claim that MEMORY is not supported.
6638 * expression.cc (script_exp_function_origin)
6639 (script_exp_function_length): Move from here to ...
6640 * script.cc: ... here.
6641 (script_set_section_region, script_add_memory)
6642 (script_parse_memory_attr, script_include_directive): New
6644 * script-sections.cc
6645 (class Memory_region): New class.
6646 (class Output_section_definition): Add set_memory_region,
6647 set_section_vma, set_section_lma and get_section_name methods.
6648 (class Script_Sections): Add add_memory_region,
6649 find_memory_region, find_memory_region_origin,
6650 find_memory_region_length and set_memory_region methods.
6651 Have set_section_addresses method walk the list of set memory
6653 Extend the print methos to display memory regions.
6654 * script-sections.h: Add prototypes for new methods.
6655 Add enum for MEMORY region attributes.
6656 * yyscript.y: Add support for parsing MEMORY regions.
6657 * script-c.h: Add prototypes for new functions.
6658 * testsuite/Makefile.am: Add test of MEMORY region functionality.
6659 * testsuite/Makefile.in: Regenerate.
6660 * testsuite/memory_test.sh: New script.
6661 * testsuite/memory_test.s: New assembler source file.
6662 * testsuite/memory_test.t: New linker script.
6664 2010-08-27 Doug Kwan <dougkwan@google.com>
6666 * gold/resolve.cc (Symbol_table::should_override): Let a weak
6667 reference override an existing dynamic weak reference.
6668 * testsuite/Makefile.am: Add new test dyn_weak_ref.
6669 * testsuite/Makefile.in: Regenerate.
6670 * testsuite/dyn_weak_ref.sh: New file.
6671 * testsuite/dyn_weak_ref_1.c: Ditto.
6672 * testsuite/dyn_weak_ref_2.c: Ditto.
6674 2010-08-27 Ian Lance Taylor <iant@google.com>
6676 * incremental.h (class Incremental_input_entry): Add virtual
6679 2010-08-27 Ian Lance Taylor <iant@google.com>
6681 * testsuite/start_lib_test_3.c: Mark t3 as used.
6683 2010-08-27 Nick Clifton <nickc@redhat.com>
6685 * options.cc (version_script): Fix small typo in previous
6688 2010-08-25 Nick Clifton <nickc@redhat.com>
6690 * archive.cc: Formatting fixes: Remove whitespace between
6691 typename and following asterisk. Remove whitespace between
6692 function name and opening parenthesis.
6693 * archive.h: Likewise.
6695 * attributes.cc: Likewise.
6696 * attributes.h: Likewise.
6697 * common.cc: Likewise.
6698 * copy-relocs.cc: Likewise.
6699 * dirsearch.h: Likewise.
6700 * dynobj.cc: Likewise.
6701 * ehframe.cc: Likewise.
6702 * ehframe.h: Likewise.
6703 * expression.cc: Likewise.
6704 * fileread.cc: Likewise.
6705 * fileread.h: Likewise.
6707 * gold-threads.cc: Likewise.
6708 * gold.cc: Likewise.
6709 * i386.cc: Likewise.
6711 * incremental-dump.cc: Likewise.
6712 * incremental.cc: Likewise.
6713 * layout.cc: Likewise.
6714 * layout.h: Likewise.
6715 * main.cc: Likewise.
6716 * merge.cc: Likewise.
6717 * merge.h: Likewise.
6718 * object.cc: Likewise.
6719 * object.h: Likewise.
6720 * options.cc: Likewise.
6721 * options.h: Likewise.
6722 * output.cc: Likewise.
6723 * output.h: Likewise.
6724 * plugin.cc: Likewise.
6725 * plugin.h: Likewise.
6726 * powerpc.cc: Likewise.
6727 * reloc.cc: Likewise.
6728 * script-c.h: Likewise.
6729 * script-sections.cc: Likewise.
6730 * script.cc: Likewise.
6731 * stringpool.cc: Likewise.
6732 * symtab.cc: Likewise.
6733 * symtab.h: Likewise.
6734 * target.cc: Likewise.
6735 * timer.cc: Likewise.
6736 * timer.h: Likewise.
6737 * version.cc: Likewise.
6738 * x86_64.cc: Likewise.
6740 2010-08-24 Nick Clifton <nickc@redhat.com>
6743 * layout.cc (segment_precedes): Sort segments by their physical
6744 addresses, if they have been set.
6746 2010-08-23 Cary Coutant <ccoutant@google.com>
6748 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
6750 (Lib_group::include_member): Unlock object after deleting its
6752 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
6755 2010-08-19 Neil Vachharajani <nvachhar@google.com>
6756 Cary Coutant <ccoutant@google.com>
6758 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
6759 constructor, and set_blocker.
6760 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
6762 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
6763 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
6764 * testsuite/Makefile.am (start_lib_test): New test case.
6765 * testsuite/Makefile.in: Regenerate.
6766 * testsuite/start_lib_test_main.c: New file.
6767 * testsuite/start_lib_test_1.c: New file.
6768 * testsuite/start_lib_test_2.c: New file.
6769 * testsuite/start_lib_test_3.c: New file.
6771 2010-08-19 Ian Lance Taylor <iant@google.com>
6773 * Makefile.in: Rebuild with automake 1.11.1.
6774 * aclocal.m4: Likewise.
6775 * testsuite/Makefile.in: Likewise.
6777 2010-08-19 Ian Lance Taylor <iant@google.com>
6780 * i386.cc (class Output_data_plt_i386): Update declarations.
6781 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
6782 local_ifuncs_ fields.
6783 (Target_i386::do_plt_section_for_global): New function.
6784 (Target_i386::do_plt_section_for_local): New function.
6785 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
6786 parameter; change all callers. Initialize global_ifuncs_ and
6787 local_ifuncs_. If doing a static link define __rel_iplt_start and
6789 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
6790 (Output_data_plt_i386::add_local_ifunc_entry): New function.
6791 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
6793 (Target_i386::make_plt_section): New function, broken out of
6794 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
6795 (Target_i386::make_plt_entry): Call make_plt_section.
6796 (Target_i386::make_local_ifunc_plt_entry): New function.
6797 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
6798 (Target_i386::Scan::local): Handle IFUNC symbols. Add
6799 R_386_IRELATIVE to switch.
6800 (Target_i386::Scan::global): Likewise.
6801 (Target_i386::Relocate::relocate): Likewise.
6802 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
6804 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
6805 (Target_x86_64::do_plt_section_for_global): New function.
6806 (Target_x86_64::do_plt_section_for_local): New function.
6807 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
6808 parameter; change all callers. If doing a static link define
6809 __rela_iplt_start and __rela_iplt_end.
6810 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
6811 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
6812 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
6814 (Target_x86_64::make_local_ifunc_plt_entry): New function.
6815 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
6817 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
6818 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
6819 R_X86_64_IRELATIVE to switch.
6820 (Target_x86_64::Scan::global): Likewise.
6821 (Target_x86_64::Relocate::relocate): Likewise.
6822 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
6824 * target.h (class Target): Add plt_section_for_global and
6825 plt_section_for_local functions. Add do_plt_section_for_global
6826 and do_plt_section_for_local virtual functions.
6827 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
6828 clarifying comments.
6829 (Symbol::use_plt_offset): Handle IFUNC symbol.
6830 * object.cc (Sized_relobj::Sized_relobj): Initialize
6832 (Sized_relobj::local_has_plt_offset): New function.
6833 (Sized_relobj::local_plt_offset): New function.
6834 (Sized_relobj::set_local_plt_offset): New function.
6835 (Sized_relobj::do_count): Handle IFUNC symbol.
6836 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
6837 a bit away from input_shndx_ field. Add set_is_func_symbol and
6838 is_ifunc_symbol functions.
6839 (class Sized_relobj): Update declarations. Remove Tls_got_entry
6840 and Local_tls_got_offsets. Define Local_plt_offsets. Add
6841 local_plt_offsets_ field.
6842 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
6843 * output.h (class Output_section_data): Add non-const
6844 output_section function.
6845 (class Output_data_got): Update declarations.
6846 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
6847 Add use_plt_offset parameter to global and local constructors.
6848 Change all callers. Change local_sym_index_ field to 31 bits.
6849 Change GSYM_CODE and CONSTANT_CODE accordingly.
6850 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
6851 doing a static link don't set sh_link field.
6852 (Output_data_got::Got_entry::write): Use PLT offset if
6854 (Output_data_got::add_global_plt): New function.
6855 (Output_data_got::add_local_plt): New function.
6856 * target-reloc.h (relocate_section): Handle IFUNC symbol.
6857 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
6858 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
6859 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
6860 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
6862 * testsuite/ifunc-sel.h: New file.
6863 * testsuite/ifuncmain1.c: New file.
6864 * testsuite/ifuncmain1vis.c: New file.
6865 * testsuite/ifuncmod1.c: New file.
6866 * testsuite/ifuncdep2.c: New file.
6867 * testsuite/ifuncmain2.c: New file.
6868 * testsuite/ifuncmain3.c: New file.
6869 * testsuite/ifuncmod3.c: New file.
6870 * testsuite/ifuncmain4.c: New file.
6871 * testsuite/ifuncmain5.c: New file.
6872 * testsuite/ifuncmod5.c: New file.
6873 * testsuite/ifuncmain6pie.c: New file.
6874 * testsuite/ifuncmod6.c: New file.
6875 * testsuite/ifuncmain7.c: New file.
6876 * configure, testsuite/Makefile.in: Rebuild.
6878 2010-08-18 Ian Lance Taylor <iant@google.com>
6881 (Output_section_incremental_inputs::write_input_files): Add cast
6882 to avoid signed/unsigned comparison warning.
6883 (Output_section_incremental_inputs::write_info_blocks): Likewise.
6885 2010-08-12 Cary Coutant <ccoutant@google.com>
6887 * common.cc (Sort_commons::operator()): Remove unnecessary code.
6889 2010-08-13 Ian Lance Taylor <iant@google.com>
6891 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
6893 2010-08-12 Cary Coutant <ccoutant@google.com>
6894 Doug Kwan <dougkwan@google.com>
6896 * resolve.cc (Symbol_table::should_override): When a weak dynamic
6897 defintion overrides non-weak undef, remember that the original undef
6899 * symtab.cc (Symbol_table::sized_write_global): For undef without
6900 an original weak binding, set binding to global in output.
6901 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
6902 * testsuite/Makefile.in: Regenerate.
6903 * testsuite/strong_ref_weak_def.sh: New file.
6904 * testsuite/strong_ref_weak_def_1.c: Ditto.
6905 * testsuite/strong_ref_weak_def_2.c: Ditto.
6907 2010-08-12 Cary Coutant <ccoutant@google.com>
6909 * testsuite/incremental_test.sh: Rewrite.
6910 * testsuite/incremental_test_1.c: Rewrite.
6911 * testsuite/incremental_test_2.c: Rewrite.
6913 2010-08-12 Cary Coutant <ccoutant@google.com>
6915 * arm.cc (Target_arm::got_size): Add const.
6916 (Target_arm::got_entry_count): New function.
6917 (Target_arm::plt_entry_count): New function.
6918 (Target_arm::first_plt_entry_offset): New function.
6919 (Target_arm::plt_entry_size): New function.
6920 (Output_data_plt_arm::entry_count): New function.
6921 (Output_data_plt_arm::first_plt_entry_offset): New function.
6922 (Output_data_plt_arm::get_plt_entry_size): New function.
6923 * i386.cc (Target_i386::got_size): Add const.
6924 (Target_i386::got_entry_count): New function.
6925 (Target_i386::plt_entry_count): New function.
6926 (Target_i386::first_plt_entry_offset): New function.
6927 (Target_i386::plt_entry_size): New function.
6928 (Output_data_plt_i386::entry_count): New function.
6929 (Output_data_plt_i386::first_plt_entry_offset): New function.
6930 (Output_data_plt_i386::get_plt_entry_size): New function.
6931 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
6932 find_incremental_inputs_sections. Dump incremental_got_plt section.
6933 * incremental.cc: Include target.h.
6934 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
6935 parameter. Adjust all callers. Find incremental_got_plt section.
6936 (Incremental_inputs::create_data_sections): Create incremental_got_plt
6938 (Output_section_incremental_inputs::set_final_data_size): Calculate
6939 size of incremental_got_plt section.
6940 (Output_section_incremental_inputs::do_write): Write the
6941 incremental_got_plt section.
6942 (Got_plt_view_info): New struct.
6943 (Local_got_offset_visitor): New class.
6944 (Global_got_offset_visitor): New class.
6945 (Global_symbol_visitor_got_plt): New class.
6946 (Output_section_incremental_inputs::write_got_plt): New function.
6947 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
6948 Add parameter. Adjust all callers.
6949 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
6950 (Incremental_inputs::got_plt_section): New function.
6951 (Incremental_inputs::got_plt_section_): New data member.
6952 (Incremental_got_plt_reader): New class.
6953 * layout.cc (Layout::create_incremental_info_sections): Add the
6954 incremental_got_plt section.
6955 * object.h (Got_offset_list::get_list): New function.
6956 (Got offset_list::for_all_got_offsets): New function.
6957 (Sized_relobj::local_got_offset_list): New function.
6958 * powerpc.cc (Target_powerpc::got_size): Add const.
6959 (Target_powerpc::got_entry_count): New function.
6960 (Target_powerpc::plt_entry_count): New function.
6961 (Target_powerpc::first_plt_entry_offset): New function.
6962 (Target_powerpc::plt_entry_size): New function.
6963 (Output_data_plt_powerpc::entry_count): New function.
6964 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
6965 (Output_data_plt_powerpc::get_plt_entry_size): New function.
6966 * sparc.cc (Target_sparc::got_size): Add const.
6967 (Target_sparc::got_entry_count): New function.
6968 (Target_sparc::plt_entry_count): New function.
6969 (Target_sparc::first_plt_entry_offset): New function.
6970 (Target_sparc::plt_entry_size): New function.
6971 (Output_data_plt_sparc::entry_count): New function.
6972 (Output_data_plt_sparc::first_plt_entry_offset): New function.
6973 (Output_data_plt_sparc::get_plt_entry_size): New function.
6974 * symtab.h (Symbol::got_offset_list): New function.
6975 (Symbol_table::for_all_symbols): New function.
6976 * target.h (Sized_target::got_entry_count): New function.
6977 (Sized_target::plt_entry_count): New function.
6978 (Sized_target::plt_entry_size): New function.
6979 * x86_64.cc (Target_x86_64::got_size): Add const.
6980 (Target_x86_64::got_entry_count): New function.
6981 (Target_x86_64::plt_entry_count): New function.
6982 (Target_x86_64::first_plt_entry_offset): New function.
6983 (Target_x86_64::plt_entry_size): New function.
6984 (Output_data_plt_x86_64::entry_count): New function.
6985 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
6986 (Output_data_plt_x86_64::get_plt_entry_size): New function.
6988 2010-08-12 Cary Coutant <ccoutant@google.com>
6990 * archive.cc: Include incremental.h.
6991 (Archive::Archive): Initialize incremental_info_.
6992 (Archive::include_member): Record archive members in incremental info.
6993 (Add_archive_symbols::run): Record begin and end of an archive in
6995 (Lib_group::include_member): Record objects in incremental info.
6996 * archive.h (Incremental_archive_entry): Forward declaration.
6997 (Archive::set_incremental_info): New member function.
6998 (Archive::incremental_info): New member function.
6999 (Archive::Unused_symbol_iterator): New class.
7000 (Archive::unused_symbols_begin): New member function.
7001 (Archive::unused_symbols_end): New member function.
7002 (Archive::incremental_info_): New data member.
7003 * incremental-dump.cc (find_input_containing_global): New function.
7004 (dump_incremental_inputs): Dump new incremental info sections.
7005 * incremental.cc: Include symtab.h.
7006 (Output_section_incremental_inputs): New class.
7007 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
7008 new incremental info sections.
7009 (Sized_incremental_binary::do_check_inputs): Likewise.
7010 (Incremental_inputs::report_archive): Remove.
7011 (Incremental_inputs::report_archive_begin): New function.
7012 (Incremental_inputs::report_archive_end): New function.
7013 (Incremental_inputs::report_object): New function.
7014 (Incremental_inputs::finalize_inputs): Remove.
7015 (Incremental_inputs::report_input_section): New function.
7016 (Incremental_inputs::report_script): Rewrite.
7017 (Incremental_inputs::finalize): Do nothing but finalize string table.
7018 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
7019 (Incremental_inputs::sized_create_inputs_section_data): Remove.
7020 (Incremental_inputs::create_data_sections): New function.
7021 (Incremental_inputs::relocs_entsize): New function.
7022 (Output_section_incremental_inputs::set_final_data_size): New function.
7023 (Output_section_incremental_inputs::do_write): New function.
7024 (Output_section_incremental_inputs::write_header): New function.
7025 (Output_section_incremental_inputs::write_input_files): New function.
7026 (Output_section_incremental_inputs::write_info_blocks): New function.
7027 (Output_section_incremental_inputs::write_symtab): New function.
7028 * incremental.h (Incremental_script_entry): Forward declaration.
7029 (Incremental_object_entry): Forward declaration.
7030 (Incremental_archive_entry): Forward declaration.
7031 (Incremental_inputs): Forward declaration.
7032 (Incremental_inputs_header_data): Remove.
7033 (Incremental_inputs_header): Remove.
7034 (Incremental_inputs_header_write): Remove.
7035 (Incremental_inputs_entry_data): Remove.
7036 (Incremental_inputs_entry): Remove.
7037 (Incremental_inputs_entry_write): Remove.
7038 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
7039 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
7040 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
7041 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
7043 (Incremental_input_entry): New class.
7044 (Incremental_script_entry): New class.
7045 (Incremental_object_entry): New class.
7046 (Incremental_archive_entry): New class.
7047 (Incremental_inputs::Incremental_inputs): Initialize new data members.
7048 (Incremental_inputs::report_inputs): Remove.
7049 (Incremental_inputs::report_archive): Remove.
7050 (Incremental_inputs::report_archive_begin): New function.
7051 (Incremental_inputs::report_archive_end): New function.
7052 (Incremental_inputs::report_object): Change prototype.
7053 (Incremental_inputs::report_input_section): New function.
7054 (Incremental_inputs::report_script): Change prototype.
7055 (Incremental_inputs::get_reloc_count): New function.
7056 (Incremental_inputs::set_reloc_count): New function.
7057 (Incremental_inputs::create_data_sections): New function.
7058 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
7059 (Incremental_inputs::inputs_section): New function.
7060 (Incremental_inputs::symtab_section): New function.
7061 (Incremental_inputs::relocs_section): New function.
7062 (Incremental_inputs::get_stringpool): Add const.
7063 (Incremental_inputs::command_line): Add const.
7064 (Incremental_inputs::inputs): Remove.
7065 (Incremental_inputs::command_line_key): New function.
7066 (Incremental_inputs::input_file_count): New function.
7067 (Incremental_inputs::input_files): New function.
7068 (Incremental_inputs::relocs_entsize): New function.
7069 (Incremental_inputs::sized_create_inputs_section_data): Remove.
7070 (Incremental_inputs::finalize_inputs): Remove.
7071 (Incremental_inputs::Input_info): Remove.
7072 (Incremental_inputs::lock_): Remove.
7073 (Incremental_inputs::inputs_): Change type.
7074 (Incremental_inputs::inputs_map_): Remove.
7075 (Incremental_inputs::current_object_entry_): New data member.
7076 (Incremental_inputs::inputs_section_): New data member.
7077 (Incremental_inputs::symtab_section_): New data member.
7078 (Incremental_inputs::relocs_section_): New data member.
7079 (Incremental_inputs::reloc_count_): New data member.
7080 (Incremental_inputs_reader): New class.
7081 (Incremental_symtab_reader): New class.
7082 (Incremental_relocs_reader): New class.
7083 * layout.cc (Layout::finalize): Move finalization of incremental info
7084 and creation of incremental info sections to follow finalization of
7085 symbol table. Set offsets for postprocessing sections.
7086 (Layout::create_incremental_info_sections): Call
7087 Incremental_inputs::create_data_sections. Add incremental symtab
7088 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
7089 sections to layout after input sections.
7090 * layout.h (struct Timespec): Forward declaration.
7091 (Layout::incremental_inputs): Add const.
7092 (Layout::create_incremental_info_sections): Add parameter.
7093 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
7094 * object.cc: Include incremental.h.
7095 (Relobj::finalize_incremental_relocs): New function.
7096 (Sized_relobj::do_layout): Record input sections in incremental info.
7097 * object.h (Object::output_section): New function.
7098 (Object::output_section_offset): Moved from Relobj.
7099 (Object::get_incremental_reloc_base): New function.
7100 (Object::get_incremental_reloc_count): New function.
7101 (Object::do_output_section): New function.
7102 (Object::do_output_section_offset): Moved from Relobj.
7103 (Object::do_get_incremental_reloc_base): New function.
7104 (Object::do_get_incremental_reloc_count): New function.
7105 (Object::Object): Initialize new data members.
7106 (Relobj::output_section): Renamed do_output_section and moved to
7108 (Relobj::output_section_offset): Moved to Object.
7109 (Relobj::do_get_incremental_reloc_base): New function.
7110 (Relobj::do_get_incremental_reloc_count): New function.
7111 (Relobj::allocate_incremental_reloc_counts): New function.
7112 (Relobj::count_incremental_reloc): New function.
7113 (Relobj::finalize_incremental_relocs): New function.
7114 (Relobj::next_incremental_reloc_index): New function.
7115 (Relobj::reloc_counts_): New data member.
7116 (Relobj::reloc_bases_): New data member.
7117 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
7118 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
7119 (Sized_relobj::incremental_relocs_scan): New function.
7120 (Sized_relobj::incremental_relocs_scan_reltype): New function.
7121 (Sized_relobj::incremental_relocs_write): New function.
7122 (Sized_relobj::incremental_relocs_write_reltype): New function.
7123 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
7125 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
7126 archives and object files elsewhere.
7127 (Add_symbols::run): Report object files here.
7128 (Finish_group::run): Report end of archive at end of group.
7129 * reloc.cc: Include layout.h, incremental.h.
7130 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
7131 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
7132 (Sized_relobj::incremental_relocs_scan): New function.
7133 (Sized_relobj::incremental_relocs_scan_reltype): New function.
7134 (Sized_relobj::do_relocate_sections): Write incremental relocations.
7135 (Sized_relobj::incremental_relocs_write): New function.
7136 (Sized_relobj::incremental_relocs_write_reltype): New function.
7137 * script.cc (read_input_script): Rewrite test for incremental link.
7138 Change call to Incremental_inputs::report_script.
7139 * symtab.h (Symbol_table::first_global_index): New function.
7140 (Symbol_table::output_count): New function.
7142 2010-08-12 Doug Kwan <dougkwan@google.com>
7144 * arm.cc (Target_arm::merge_object_attributes): Check command line
7145 options --no-wchar-size-warning and --no-enum-size-warning.
7146 * options.h (General_options): Add ld-compatible options
7147 --no-enum-size-warning and --no-wchar-size-warning.
7149 2010-08-04 Ian Lance Taylor <iant@google.com>
7151 * x86_64.cc (Target_x86_64::Scan::local): Use
7152 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
7153 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
7154 (Target_x86_64::Scan::global): Likewise.
7155 (Target_x86_64::Relocate::relocate): Likewise.
7156 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
7159 2010-08-03 Cary Coutant <ccoutant@google.com>
7161 * merge.cc (Output_merge_string::do_add_input_section): Count strings
7162 to reserve space in merged_strings vector. Keep total input size
7164 (Output_merge_string::do_print_merge_stats): Print total input size.
7165 * merge.h (Output_merge_string): Add input_size_ field.
7166 * stringpool.cc (Stringpool_template::string_length): Move
7167 implementations out of Stringpool_template class and place in
7169 * stringpool.h (string_length): Move out of Stringpool_template.
7171 2010-08-03 Ian Lance Taylor <iant@google.com>
7174 * layout.cc (relaxation_loop_body): If address of load segment is
7175 set, adjust address to include headers if possible.
7177 2010-08-03 Ian Lance Taylor <iant@google.com>
7179 * version.cc (version_string): Bump to 1.10.
7181 2010-08-03 Ian Lance Taylor <iant@google.com>
7184 * layout.h (enum Output_section_order): Define.
7185 (class Layout): Update declarations.
7186 * layout.cc (Layout::get_output_section): Add order parameter.
7187 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
7188 is_first_non_relro parameters. Change all callers.
7189 (Layout::choose_output_section): Likewise.
7190 (Layout::add_output_section_data): Likewise.
7191 (Layout::make_output_section): Likewise. Set order.
7192 (Layout::default_section_order): New function.
7193 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
7194 * output.cc (Output_section::Output_section): Initialize order_.
7195 Don't initialize deleted fields.
7196 (Output_segment::Output_segment): Don't initialize deleted
7198 (Output_segment::add_output_section_to_load): New function
7199 replacing add_output_section. Change all callers to call this or
7200 add_output_section_to_nonload.
7201 (Output_segment::add_output_section_to_nonload): New function.
7202 (Output_segment::remove_output_section): Rewrite.
7203 (Output_segment::add_initial_output_data): Likewise.
7204 (Output_segment::has_any_data_sections): Likewise.
7205 (Output_segment::is_first_section_relro): Likewise.
7206 (Output_segment::maximum_alignment): Likewise.
7207 (Output_segment::has_dynamic_reloc): New function replacing
7208 dynamic_reloc_count. Change all callers.
7209 (Output_segment::has_dynamic_reloc_list): New function replacing
7210 dynamic_reloc_count_list. Change all callers.
7211 (Output_segment::set_section_addresses): Rewrite.
7212 (Output_segment::set_offset): Rewrite.
7213 (Output_segment::find_first_and_last_list): Remove.
7214 (Output_segment::set_tls_offsets): Rewrite.
7215 (Output_segment::first_section_load_address): Likewise.
7216 (Output_segment::output_section_count): Likewise.
7217 (Output_segment::section_with_lowest_load_address): Likewise.
7218 (Output_segment::write_section_headers): Likewise.
7219 (Output_segment::print_sections_to_map): Likewise.
7220 * output.h (class Output_data): Remove dynamic_reloc_count_
7221 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
7222 (Output_data::add_dynamic_reloc): Rewrite.
7223 (Output_data::has_dynamic_reloc): New function.
7224 (Output_data::dynamic_reloc_count): Remove.
7225 (class Output_section): Add order_ field. Remvoe is_relro_local_,
7226 is_last_relro_, is_first_non_relro_, is_interp_,
7227 is_dynamic_linker_section_ fields. Add order and set_order
7228 functions. Remove is_relro_local, set_is_relro_local,
7229 is_last_relro, set_is_last_relro, is_first_non_relro,
7230 set_is_first_non_relro functions, is_interp, set_is_interp,
7231 is_dynamic_linker_section, and set_is_dynamic_linker_section
7233 (class Output_segment): Change Output_data_list from std::list to
7234 std:;vector. Add output_lists_ field. Remove output_data_ and
7235 output_bss_ fields. Update declarations.
7237 2010-08-02 Ian Lance Taylor <iant@google.com>
7239 * arm.cc (Target_arm::gc_process_relocs): Use typename.
7240 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
7241 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
7243 2010-08-02 Ian Lance Taylor <iant@google.com>
7246 * script.cc (Script_options::Script_options): Initialize
7247 symbol_definitions_ and symbol_references_.
7248 (Script_options::add_symbol_assignment): Update
7249 symbol_definitions_ and symbol_references_.
7250 (Script_options::add_symbol_reference): New function.
7251 (script_symbol): New function.
7252 * script.h (class Script_options): Add symbol_definitions_ and
7253 symbol_references_ fields.
7254 (Script_options::referenced_const_iterator): New type.
7255 (Script_options::referenced_begin): New function.
7256 (Script_options::referenced_end): New function.
7257 (Script_options::is_referenced): New function.
7258 (Script_options::any_unreferenced): New function.
7259 * script-c.h (script_symbol): Declare.
7260 * yyscript.y (exp): Call script_symbol.
7261 * symtab.cc: Include "script.h".
7262 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
7263 Change all callers. Check symbols referenced by scripts.
7264 (Symbol_table::add_undefined_symbols_from_command_line): Add
7265 layout parameter. Change all callers.
7266 (Symbol_table::do_add_undefined_symbols_from_command_line):
7267 Likewise. Break out loop body. Check symbols referenced by
7269 (Symbol_table::add_undefined_symbol_from_command_line): New
7270 function broken out of
7271 do_add_undefined_symbols_from_command_line.
7272 * symtab.h (class Symbol_table): Update declarations.
7273 * archive.cc: Include "layout.h".
7274 (Archive::should_include_member): Add layout parameter. Change
7275 all callers. Check for symbol mentioned in expression.
7276 * archive.h (class Archive): Update declaration.
7277 * object.cc (Sized_relobj::do_should_include_member): Add layout
7279 * object.h (Object::should_include_member): Add layout parameter.
7281 (Object::do_should_include_member): Add layout parameter.
7282 (class Sized_relobj): Update declaration.
7283 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
7285 * dynobj.h (class Sized_dynobj): Update declaration.
7286 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
7288 * plugin.h (class Sized_pluginobj): Update declaration.
7290 2010-08-02 Ian Lance Taylor <iant@google.com>
7293 * output.cc (Output_segment::set_offset): Search for the first and
7294 last sections rather than assuming that the list is in order.
7295 (Output_segment::find_first_and_last_list): New function.
7296 * output.h (class Output_segment): Update declarations.
7297 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
7298 (relro_strip_test_SOURCES): New variable.
7299 (relro_strip_test_DEPENDENCIES): New variable.
7300 (relro_strip_test_LDFLAGS): New variable.
7301 (relro_strip_test_LDADD): New variable.
7302 (relro_strip_test.so): New target.
7304 2010-08-02 Ian Lance Taylor <iant@google.com>
7306 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
7307 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
7308 (Target_i386::got_tlsdesc_section): New function.
7309 (Target_i386::got_section): Create space for GOT entries for
7310 TLSDESC relocations.
7311 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
7313 (Target_i386::Scan::global): Likewise.
7314 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
7316 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
7317 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
7318 (Target_x86_64::got_tlsdesc_section): New function.
7319 (Target_x86_64::got_section): Create space for GOT entries for
7320 TLSDESC relocations.
7321 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
7323 (Target_x86_64::Scan::global): Likewise.
7324 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
7327 2010-08-02 Ian Lance Taylor <iant@google.com>
7329 * testsuite/final_layout.sh: Use dc to convert from hex to
7332 2010-07-29 Sriraman Tallam <tmsriram@google.com>
7334 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
7335 paramter to the call to gold::gc_process_relocs.
7336 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
7337 paramter to the call to gold::gc_process_relocs.
7338 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
7339 parameter to the call to gold::gc_process_relocs.
7340 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
7341 template parameter to the call to gold::gc_process_relocs.
7342 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
7343 paramter to the call to gold::gc_process_relocs.
7344 * gc.h (get_embedded_addend_size): New function.
7345 (gc_process_relocs): Save the size of the reloc for use by ICF.
7346 * icf.cc (get_section_contents): Get the addend from the text section
7347 for SHT_REL relocation sections.
7348 * icf.h (Icf::Reloc_addend_size_info): New typedef.
7349 (Icf::Reloc_info): Add new member reloc_addend_size_info.
7350 * int_encoding.h (read_from_pointer): New overloaded function.
7351 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
7352 * testsuite/icf_sht_rel_addend_test.sh: New file.
7353 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
7354 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
7356 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7358 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
7359 * Makefile.in: Regenerate.
7360 * testsuite/Makefile.in: Regenerate.
7362 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
7364 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
7365 * gold/testsuite/debug_msg.cc: Likewise.
7366 * gold/testsuite/odr_violation1.cc
7367 * gold/testsuite/odr_violation2.cc
7369 2010-07-21 Cary Coutant <ccoutant@google.com>
7371 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
7372 string, and length fields.
7373 (Output_merge_string::Merged_strings_list): New type.
7374 (Output_merge_string::Merged_strings_lists): New typedef.
7375 (Output_merge_string): Replace merged_strings_ with
7376 merged_strings_lists_.
7377 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
7378 Merged_strings_list per input object and section. Don't store pointer
7379 to the string. Don't store length with each merged string entry.
7380 (Output_merge_string::finalize_merged_data): Loop over list of merged
7381 strings lists. Recompute length of each merged string.
7383 2010-07-15 Cary Coutant <ccoutant@google.com>
7385 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
7388 2010-07-14 Ian Lance Taylor <iant@google.com>
7390 * descriptors.cc (Descriptors::open): Report correct name in error
7393 2010-07-13 Doug Kwan <dougkwan@google.com>
7395 * arm.cc (Arm_input_section::Arm_input_section): For a
7396 SHT_ARM_EXIDX section, always keeps the input sections.
7397 (Arm_input_section::set_exidx_section_link): New method.
7398 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
7399 has_errors_ to false.
7400 (Arm_exidx_input_section::has_errors,
7401 Arm_exidx_input_section::set_has_errors): New methods.
7402 (Arm_exidx_input_section::has_errors_): New data member.
7403 (Arm_relobj::get_exidx_shndx_list): New method.
7404 (Arm_output_section::append_text_sections_to_list): Do not skip
7405 section without SHF_EXECINSTR.
7406 (Arm_output_section::fix_exidx_coverage): Skip input sections with
7408 (Arm_relobj::make_exidx_input_section): Add new parameter for text
7409 section header. Make error messages more verbose. Check for
7410 a non-executable section linked to an EXIDX section.
7411 (Arm_relobj::do_read_symbols): Remove error checking, which has been
7412 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
7413 check that there is no deferred EXIDX section if we exit early.
7414 Instead of not making an EXIDX section in case of an error, make one
7415 and set the has_errors flag of it.
7416 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
7417 in a relocatable link.
7418 (Target_arm::do_relax): Look for the EXIDX output section instead of
7419 assuming that it is called .ARM.exidx.
7420 (Target_arm::fix_exidx_coverage): Add a new parameter for input
7421 section list. Do not check for SHF_EXECINSTR section flags but
7422 skip any input section with errors.
7423 * output.cc (Output_section::Output_section): Initialize
7424 always_keeps_input_sections_ to false.
7425 (Output_section::add_input_section): Check for
7426 always_keeps_input_sections_.
7427 * output.h (Output_section::always_keeps_input_sections,
7428 Output_section::set_always_keeps_input_sections): New methods.
7429 (Output_section::always_keeps_input_sections): New data member.
7431 2010-07-13 Rafael Espindola <espindola@google.com>
7433 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
7434 * fileread.h (Input_file): Add try_extra_search_path and find_file.
7436 2010-07-13 Philip Herron <herron.philip@googlemail.com>
7437 Ian Lance Taylor <iant@google.com>
7439 * output.h (Output_section_lookup_maps::add_merge_section):
7440 Correct check of whether value was inserted.
7441 (Output_section_lookup_maps::add_merge_input_section): Likewise.
7442 (Output_section_lookup_maps::add_relaxed_input_section):
7444 * arm.cc (Target_arm::got_section): Remove used local os.
7445 * i386.cc (Target_i386::got_section): Likewise.
7446 * x86_64.cc (Target_x86_64::got_section): Likewise.
7447 * sparc.cc (Target_sparc::got_section): Likewise.
7448 (Target_sparc::relocate): Remove unused local have_got_offset.
7449 * powerpc.cc (Target_powerpc::relocate): Likewise.
7451 2010-07-13 Ian Lance Taylor <iant@google.com>
7453 * compressed_output.cc (zlib_decompress): Fix signature in
7456 * archive.cc (Archive::include_member): Unlock an external member
7457 of a thin archive. Don't bother to delete an object we know is
7460 2010-07-12 Cary Coutant <ccoutant@google.com>
7462 * compressed_output.cc (zlib_decompress): New function.
7463 (get_uncompressed_size): New function.
7464 (decompress_input_section): New function.
7465 * compressed_output.h (get_uncompressed_size): New function.
7466 (decompress_input_section): New function.
7467 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
7468 Handle compressed debug sections.
7469 * layout.cc (is_compressed_debug_section): New function.
7470 (Layout::output_section_name): Map compressed section names to
7472 * layout.h (is_compressed_debug_section): New function.
7473 (is_debug_info_section): Recognize compressed debug sections.
7474 * merge.cc: Include compressed_output.h.
7475 (Output_merge_data::do_add_input_section): Handle compressed
7477 (Output_merge_string::do_add_input_section): Handle compressed
7479 * object.cc: Include compressed_output.h.
7480 (Sized_relobj::Sized_relobj): Initialize new data members.
7481 (build_compressed_section_map): New function.
7482 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
7483 * object.h (Object::section_is_compressed): New method.
7484 (Object::do_section_is_compressed): New method.
7485 (Sized_relobj::Compressed_section_map): New type.
7486 (Sized_relobj::do_section_is_compressed): New method.
7487 (Sized_relobj::compressed_sections_): New data member.
7488 * output.cc (Output_section::add_input_section): Handle compressed
7490 * reloc.cc: Include compressed_output.h.
7491 (Sized_relobj::write_sections): Handle compressed debug sections.
7493 2010-07-08 Cary Coutant <ccoutant@google.com>
7495 * resolve.cc (Symbol_table::resolve): Remember whether undef was
7496 weak when resolving to a dynamic def.
7497 (Symbol_table::should_override): Add adjust_dyndef flag; set it
7498 for weak undef/dynamic def cases. Adjust callers.
7499 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
7500 undef_binding_weak_.
7501 (Symbol_table::sized_write_globals): Adjust symbol binding.
7502 (Symbol_table::sized_write_symbol): Add binding parameter.
7503 * symtab.h (Symbol::set_undef_binding): New method.
7504 (Symbol::is_undef_binding_weak): New method.
7505 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
7506 (Symbol_table::should_override): Add new parameter.
7507 (Symbol_table::sized_write_symbol): Add new parameter.
7509 * testsuite/weak_undef_file1.cc: Add new test case.
7510 * testsuite/weak_undef_file2.cc: Fix header comment.
7511 * testsuite/weak_undef_test.cc: Add new test case.
7513 2010-06-29 Doug Kwan <dougkwan@google.com>
7515 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
7516 Initialize USE_SYMBOL_.
7517 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
7519 (Arm_reloc_property::uses_symbol_): New data member declaration.
7520 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
7521 uses symbol value and symbol is undefined but not weakly undefined.
7523 2010-06-28 Rafael Espindola <espindola@google.com>
7525 * plugin.cc (Plugin::load): Use dlerror.
7527 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
7529 * symtab.cc (detect_odr_violations): When reporting an ODR
7530 violation, report an object where the symbol is defined.
7532 2010-06-25 Doug Kwan <dougkwan@google.com>
7534 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
7535 (Target_arm::section_may_have_icf_unsafe_pointers): New method
7537 (Target_arm::Scan::local_reloc_may_be_function_pointer,
7538 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
7539 target hook to detect function points.
7540 (Target_arm::Scan::possible_function_pointer_reloc): New method.
7541 * icf.h (Icf::check_section_for_function_pointers): Change type of
7542 parameter SECTION_NAME to const reference to std::string. Use
7543 target hook to determine if section may have unsafe pointers.
7544 * target.h (Target::section_may_have_icf_unsafe_pointers): New
7547 2010-06-21 Rafael Espindola <espindola@google.com>
7549 * fileread.cc (Input_file::find_fie): New
7550 (Input_file::open): Use Input_file::find_fie.
7551 * fileread.h (Input_file::find_fie): New
7552 * plugin.cc (set_extra_library_path): New.
7553 (Plugin::load): Add set_extra_library_path to the transfer vector.
7554 (Plugin_manager::set_extra_library_path): New.
7555 (Plugin_manager::add_input_file): Use the extra search path if set.
7556 (set_extra_library_path(): New.
7557 * plugin.h (Plugin_manager): Add set_extra_library_path and
7560 2010-06-19 Cary Coutant <ccoutant@google.com>
7562 * layout.cc (gdb_sections): Add .debug_types.
7563 (lines_only_debug_sections): Likewise.
7565 2010-06-18 Rafael Espindola <espindola@google.com>
7567 * plugin.cc (add_input_file,add_input_library)
7568 (Plugin_manager::add_input_file): Make filename arguments const.
7569 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
7572 2010-06-16 Doug Kwan <dougkwan@google.com>
7574 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
7575 .ARM.attributes section if we have not merged any input
7576 attributes sections.
7578 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7580 * arm.cc: Allow combining objects with no EABI version
7583 2010-06-15 Rafael Espindola <espindola@google.com>
7585 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
7587 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7589 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
7590 (struct iovec): Correct !HAVE_READV definition.
7592 2010-06-10 Cary Coutant <ccoutant@google.com>
7594 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
7595 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
7597 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
7600 * symtab.h (Symbol::is_placeholder): New member function.
7601 * target-reloc.h (relocate_section): Check for placeholder symbols.
7603 * testsuite/Makefile.am (plugin_test_8): New test.
7604 (plugin_test_9): New test.
7605 * testsuite/Makefile.in: Regenerate.
7607 2010-06-09 Nick Clifton <nickc@redhat.com>
7609 * yyscript.y (input_list_element): Allow strings prefixed with
7610 the '-' character. Treat these as libraries.
7611 * script.cc (script_add_library): New function. Adds a library
7612 specified by "-l<name>" found in an input script.
7613 * script-c.h: Add prototype for script_add_library.
7615 2010-06-07 Doug Kwan <dougkwan@google.com>
7617 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
7618 Restrict stub-group size to be within long conditional branch
7619 range when working around cortex-A8 erratum.
7621 2010-06-07 Damien Diederen <dd@crosstwine.com>
7623 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
7626 2010-06-03 Sriraman Tallam <tmsriram@google.com>
7630 (Output_section::Input_section_sort_entry::compare_section_ordering):
7631 Change to return non-zero correctly.
7632 (Output_section::Input_section_sort_section_order_index_compare
7633 ::operator()): Change to fix ambiguity in comparisons.
7635 2010-06-01 Sriraman Tallam <tmsriram@google.com>
7637 * gold.h (is_wildcard_string): New function.
7638 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
7639 (Layout::layout_eh_frame): Ditto.
7640 (Layout::find_section_order_index): New method.
7641 (Layout::read_layout_from_file): New method.
7642 * layout.h (Layout::find_section_order_index): New method.
7643 (Layout::read_layout_from_file): New method.
7644 (Layout::input_section_position_): New private member.
7645 (Layout::input_section_glob_): New private member.
7646 * main.cc (main): Call read_layout_from_file here.
7647 * options.h (--section-ordering-file): New option.
7648 * output.cc (Output_section::input_section_order_specified_): New
7650 (Output_section::Output_section): Initialize new member.
7651 (Output_section::add_input_section): Add new parameter.
7652 Keep input sections when --section-ordering-file is used.
7653 (Output_section::set_final_data_size): Sort input sections when
7654 section ordering file is specified.
7655 (Output_section::Input_section_sort_entry): Add new parameter.
7657 (Output_section::Input_section_sort_entry::compare_section_ordering):
7659 (Output_section::Input_section_sort_compare::operator()): Change to
7660 consider section_order_index.
7661 (Output_section::Input_section_sort_init_fini_compare::operator()):
7662 Change to consider section_order_index.
7663 (Output_section::Input_section_sort_section_order_index_compare
7664 ::operator()): New method.
7665 (Output_section::sort_attached_input_sections): Change to sort
7666 according to section order when specified.
7667 (Output_section::add_input_section<32, true>): Add new parameter.
7668 (Output_section::add_input_section<64, true>): Add new parameter.
7669 (Output_section::add_input_section<32, false>): Add new parameter.
7670 (Output_section::add_input_section<64, false>): Add new parameter.
7671 * output.h (Output_section::add_input_section): Add new parameter.
7672 (Output_section::input_section_order_specified): New
7674 (Output_section::set_input_section_order_specified): New method.
7675 (Input_section::Input_section): Initialize section_order_index_.
7676 (Input_section::section_order_index): New method.
7677 (Input_section::set_section_order_index): New method.
7678 (Input_section::section_order_index_): New member.
7679 (Input_section::Input_section_sort_section_order_index_compare): New
7681 (Output_section::input_section_order_specified_): New member.
7682 * script-sections.cc (is_wildcard_string): Delete and move modified
7684 (Output_section_element_input::Output_section_element_input): Modify
7685 call to is_wildcard_string.
7686 (Output_section_element_input::Input_section_pattern
7687 ::Input_section_pattern): Ditto.
7688 (Output_section_element_input::Output_section_element_input): Ditto.
7689 * testsuite/Makefile.am (final_layout): New test case.
7690 * testsuite/Makefile.in: Regenerate.
7691 * testsuite/final_layout.cc: New file.
7692 * testsuite/final_layout.sh: New file.
7694 2010-06-01 Rafael Espindola <espindola@google.com>
7696 * plugin.cc (Plugin::load): Pass the output name to the plugin.
7698 2010-06-01 Rafael Espindola <espindola@google.com>
7700 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
7701 visibility of symbols.
7703 2010-05-27 Doug Kwan <dougkwan@google.com>
7705 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
7706 from start of output section instead of address for a local symbol
7707 in a merged or relaxed section when doing a relocatable link.
7709 2010-05-26 Rafael Espindola <espindola@google.com>
7712 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
7713 adding sections the garbage collector removed.
7714 * gold/testsuite/Makefile.am: Add test.
7715 * gold/testsuite/Makefile.in: Regenerate.
7716 * gold/testsuite/plugin_test_7.sh: New.
7717 * gold/testsuite/plugin_test_7_1.c: New.
7718 * gold/testsuite/plugin_test_7_2.c: New.
7720 2010-05-26 Rafael Espindola <espindola@google.com>
7722 * script-sections.cc (Output_section_definition::set_section_addresses):
7723 Check for --section-start.
7725 2010-05-26 Doug Kwan <dougkwan@google.com>
7727 * arm.cc (Arm_scan_relocatable_relocs): New class.
7728 (Target_arm::relocate_special_relocatable): New method.
7729 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
7730 (Arm_relocate_functions::thumb_branch_common): Same.
7731 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
7732 instead of Default_scan_relocatable_relocs.
7733 * target-reloc.h (relocate_for_relocatable): Let target handle
7734 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
7735 * target.h (Sized_target::relocate_special_relocatable): New method.
7737 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7739 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
7741 2010-05-23 Doug Kwan <dougkwan@google.com>
7743 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
7745 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
7746 with a direct branch, not a conditional branch, to a stub.
7747 * merge.cc (Output_merge_base::record_input_section): New method
7749 (Output_merge_data::do_add_input_section): Record input section if
7750 keeps-input-sections flag is set.
7751 (Output_merge_string::do_add_input_section): Ditto.
7752 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
7753 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
7755 (Output_merge_base::keeps_input_sections,
7756 Output_merge_base::set_keeps_input_sections,
7757 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
7759 (Output_merge_base::Input_sections): New type declaration.
7760 (Output_merge_base::input_sections_begin,
7761 Output_merge_base::input_sections_end,
7762 Output_merge_base::do_set_keeps_input_sections): New method definitions.
7763 (Output_merge_base::bool keeps_input_sections_,
7764 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
7765 Output_merge_base::input_sections_): New data members.
7766 (Output_merge_data::do_set_keeps_input_sections): New method
7768 (Output_merge_string::do_set_keeps_input_sections): Ditto.
7769 * output.cc (Output_section::Input_section::relobj): Move method
7770 defintion from class declaration to here and handle merge sections.
7771 (Output_section::Input_section::shndx): Ditto.
7772 (Output_section::Output_section): Remove initializations of removed
7773 data members and initialize new data member LOOKUP_MAPS_.
7774 (Output_section::add_input_section): Set keeps-input-sections flag
7775 for a newly created merge output section as appropriate. Adjust code
7776 to use Output_section_lookup_maps class.
7777 (Output_section::add_relaxed_input_section): Adjst code for lookup
7778 maps code refactoring.
7779 (Output_section::add_merge_input_section): Add a new parameter
7780 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
7781 class. If adding input section to a newly created merge output
7782 section fails, remove the new merge section.
7783 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
7784 Adjust code for use of the Output_section_lookup_maps class.
7785 (Output_section::find_merge_section): Ditto.
7786 (Output_section::build_lookup_maps): New method defintion.
7787 (Output_section::find_relaxed_input_section): Adjust code to use
7788 Output_section_lookup_maps class.
7789 (Output_section::get_input_sections): Export merge sections. Adjust
7790 code to use Output_section_lookup_maps class.
7791 (Output_section:::add_script_input_section): Adjust code to use
7792 Output_section_lookup_maps class. Update lookup maps for merge
7794 (Output_section::discard_states): Use Output_section_lookup_maps.
7795 (Output_section::restore_states): Same.
7796 * output.h (Merge_section_properties): Move class defintion out of
7798 (Output_section_lookup_maps): New class.
7799 (Output_section::Input_section::is_merge_section): New method
7801 (Output_section::Input_section::relobj): Move defintion out of class
7802 defintion. Declare method only.
7803 (Output_section::Input_section::shndx): Ditto.
7804 (Output_section::Input_section::output_merge_base): New method defintion.
7805 (Output_section::Input_section::u2_.pomb): New union field.
7806 (Output_section::Merge_section_by_properties_map,
7807 Output_section::Output_section_data_by_input_section_map,
7808 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
7810 (Output_section::add_merge_input_section): Add new parameter
7811 KEEPS_INPUT_SECTIONS.
7812 (Output_section::build_lookup_maps): New method declaration.
7813 (Output_section::merge_section_map_,
7814 Output_section::merge_section_by_properties_map_,
7815 Output_section::relaxed_input_section_map_,
7816 Output_section::is_relaxed_input_section_map_valid_): Remove data
7818 (Output_section::lookup_maps_): New data member.
7820 2010-05-21 Doug Kwan <dougkwan@google.com>
7823 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
7824 avoid a compilation error.
7826 2010-05-19 Rafael Espindola <espindola@google.com>
7828 * script-sections.cc (Output_section_definition::allocate_to_segment):
7829 Update the phdrs_list even when the output section is NULL.
7830 * testsuite/Makefile.am: Add test.
7831 * testsuite/Makefile.in: Regenerate.
7832 * testsuite/script_test_9.cc: New.
7833 * testsuite/script_test_9.sh: New.
7834 * testsuite/script_test_9.t: New.
7836 2010-05-19 Doug Kwan <dougkwan@google.com>
7838 * arm.cc (Arm_input_section::original_size): New method.
7839 (Arm_input_section::do_addralign): Add a cast.
7840 (Arm_input_section::do_output_offset): Remove static cast.
7841 (Arm_input_section::original_addralign,
7842 Arm_input_section::original_size_): Change type to uint32_t.
7843 (Arm_input_section::init): Add safe casts for section alignment
7845 (Arm_input_section::set_final_data_size): Do not set address and
7846 offset of stub table.
7847 (Arm_output_section::fix_exidx_coverage): Change use of of
7848 Output_section::Simple_input_section to that of
7849 Output_section::Input_section.
7850 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
7851 except for the first pass.
7852 * output.cc (Output_section::get_input_sections): Change type of
7853 input_sections to std::list<Input_section>.
7854 (Output_section::add_script_input_section): Rename from
7855 Output_section::add_simple_input_section. Change type of SIS
7856 parameter from Simple_input_section to Input_section.
7857 * output.h (Output_section::Simple_input_section): Remove class.
7858 (Output_section::Input_section): Change class visibility to public.
7859 (Output_section::Input_section::addralign): Use stored alignments
7860 for special input sections if set.
7861 (Output_section::Input_section::set_addralign): New method.
7862 (Output_section::get_input_sections): Change parameter type from
7863 list of Simple_input_section to list of Input_section.
7864 (Output_section::add_script_input_section): Rename from
7865 Output_section::add_simple_input_section. Change first parameter's
7866 type from Simple_input_section to Input_section and remove the
7867 second and third parameters.
7868 * script-sections.cc (Input_section::Input_section_list): Change
7869 type to list of Output_section::Input_section/
7870 (Input_section_info::Input_section_info): Change parameter type of
7871 INPUT_SECTION to Output_section::Input_section.
7872 (Input_section_info::input_section): Change return type.
7873 (Input_section_info::input_section_): Change type to
7874 Output_section::Input_section.
7875 (Output_section_element_input::set_section_addresses): Adjust code
7876 to use Output_section::Input_section instead of
7877 Output_section::Simple_input_section. Adjust code for renaming
7878 of Output_section::add_simple_input_section.
7879 (Orphan_output_section::set_section_addresses): Ditto.
7881 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7883 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
7884 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
7886 2010-05-18 Rafael Espindola <espindola@google.com>
7888 * options.cc (General_options::finalize): Handle -nostdlib.
7889 * options.h (nostdlib): New option.
7890 * script.cc (script_add_search_dir): Handle -nostdlib.
7892 2010-05-12 Doug Kwan <dougkwan@google.com>
7894 * arm.cc (Target_arm::do_finalize_sections): Create an empty
7895 attributes section only if there no attributes section after merging.
7896 (Target_arm::merge_object_attributes): Move value of
7897 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
7898 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
7899 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
7900 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
7901 and arm_attr_merge_7.stdout.
7902 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
7903 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
7904 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
7905 arm_attr_merge_7b.o): New rules.
7906 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
7908 * testsuite/Makefile.in: Regenerate.
7909 * testsuite/arm_attr_merge.sh: New file.
7910 * testsuite/arm_attr_merge_[67][ab].s: Same.
7912 2010-05-05 Nick Clifton <nickc@redhat.com>
7914 * po/es.po: Updated Spanish translation.
7916 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
7918 * Makefile.am (install-exec-local): Properly install gold as
7919 default cross linker.
7920 * Makefile.in: Regenerated.
7922 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
7923 Nick Clifton <nickc@redhat.com>
7925 * configure.ac (install_as_default): Define and set to false
7926 unless --enable-gold or --enable-gold=both/gold has been
7928 * configure: Regenerate.
7930 * Makefile.am (install-exec-local): Install the executable as
7931 'ld.gold'. If install_as_default is true then also install it as
7933 * Makefile.in: Regenerated.
7935 2010-04-24 Ian Lance Taylor <iant@google.com>
7937 * layout.cc (Layout::layout_reloc): In relocatable link don't
7938 combine reloc sections for grouped sections.
7940 2010-04-23 Sriraman Tallam <tmsriram@google.com>
7942 * gc.h (gc_process_relocs): Pass information on relocs pointing to
7943 sections that are not ordinary to icf.
7944 * icf.cc (get_section_contents): Handle relocation pointing to section
7945 with no object or shndx information.
7946 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
7947 * testsuite/Makefile.in: Regenerate.
7948 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
7949 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
7951 2010-04-22 Ian Lance Taylor <iant@google.com>
7953 * expression.cc (Expression::Expression_eval_info): Add
7954 result_alignment_pointer field.
7955 (Expression::eval_with_dot): Add result_alignment_pointer
7956 parameter. Change all callers.
7957 (Expression::eval_maybe_dot): Likewise.
7958 (class Binary_expression): Add alignment_pointer parameter to
7959 left_value and right_value. Change all callers.
7960 (BINARY_EXPRESSION): Set result alignment.
7961 (class Trinary_expression): Add alignment_pointer parameter to
7962 arg2_value and arg3_value. Change all callers.
7963 (Trinary_cond::value): Set result alignment.
7964 (Max_expression::value, Min_expression::value): Likewise.
7965 (Align_expression::value): Likewise.
7966 * script-sections.cc (class Sections_element): Add dot_alignment
7967 parameter to set_section_addresses virtual function. Update
7969 (class Output_section_element): Likewise.
7970 (Script_sections::create_segments): Add dot_alignment parameter.
7972 (Script_sections::create_segments_from_phdrs_clause): Likewise.
7973 (Script_sections::set_phdrs_clause_addresses): Likewise.
7974 * script-sections.h: Update declarations.
7975 * script.h: Update declarations.
7976 * output.h (Output_segment::set_minimum_p_align): Don't decrease
7978 * testsuite/script_test_3.t: Set large alignment.
7979 * testsuite/script_test_3.sh: Make sure that at least one LOAD
7980 segment has expected alignment.
7982 2010-04-22 Nick Clifton <nickc@redhat.com>
7984 * po/gold.pot: Updated by the Translation project.
7985 * po/vi.po: Updated Vietnamese translation.
7987 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
7989 * testsuite/Makefile.am (check_PROGRAMS): Add
7990 icf_virtual_function_folding_test.
7991 * testsuite/Makefile.in: Regenerated.
7993 2010-04-15 Andrew Haley <aph@redhat.com>
7995 * options.h (merge_exidx_entries): New option.
7996 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
7997 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
7998 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
7999 (Target_arm::merge_exidx_entries): New function.
8000 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
8001 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
8002 to Arm_exidx_fixup constructor.
8003 Add new arg, merge_exidx_entries.
8004 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
8005 Arm_output_section::fix_exidx_coverage.
8007 2010-04-18 Sriraman Tallam <tmsriram@google.com>
8009 * icf.cc (get_section_contents): Check for preemptible functions.
8010 Ignore addend when appropriate.
8011 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
8013 (add_from_relobj): Check for section folded.
8014 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
8015 * symtab.h (should_add_dynsym_entry): Add new parameter.
8016 * target-reloc.h (scan_relocs): Check for section folded.
8017 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
8018 Check reloc types for function pointers in shared objects.
8019 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
8021 (icf_preemptible_functions_test): New test case.
8022 (icf_string_merge_test): New test case.
8023 * testsuite.Makefile.in: Regenerate.
8024 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
8025 bar_glob. Refactor code.
8026 * testsuite/icf_preemptible_functions_test.cc: New file.
8027 * testsuite/icf_preemptible_functions_test.sh: New file.
8028 * testsuite/icf_string_merge_test.cc: New file.
8029 * testsuite/icf_string_merge_test.sh: New file.
8030 * testsuite/icf_virtual_function_folding_test.cc: New file.
8031 * testsuite/icf_virtual_function_folding_test.sh: New file.
8033 2010-04-14 Doug Kwan <dougkwan@google.com>
8035 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
8036 for local symbol recounting if we remove a section due to ICF.
8037 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
8038 there are no regular objects in input.
8040 2010-04-13 Doug Kwan <dougkwan@google.com>
8042 * arm.cc (Arm_input_section::set_final_data_size): Compute
8043 accurate final data size instead of using current data size.
8045 2010-04-09 Doug Kwan <dougkwan@google.com>
8047 * layout.cc (Layout::choose_output_section): Handle script section
8049 (Layout::make_output_section_for_script): Add section type parameter.
8050 Handle script section types.
8051 * layout.h (Layout::make_output_section_for_script): Add section
8053 * output.cc (Output_section::Output_section): Initialize data member
8055 (Output_section::do_reset_address_and_file_offset): Do not set address
8056 to 0 if section is a NOLOAD section.
8057 * output.h (Output_section::is_noload): New method.
8058 (Output_section::set_is_noload): Ditto.
8059 (Output_section::is_noload_): New data member.
8060 * script-c.h (Script_section_type): New enum type.
8061 (struct Parser_output_section_header): Add new file section_type.
8062 * script-sections.cc (Sections_element::output_section_name): Add
8063 parameter for returning script section type.
8064 (Output_section_definition::output_section_name): Ditto.
8065 (Output_section_definition::section_type)P; New method.
8066 (Output_section_definiton::script_section_type_name): Ditto.
8067 (Output_section_definition::script_section_type_): New data member.
8068 (Output_section_definition::Output_section_definition): Initialize
8069 data member Output_section_definition::script_section_type_.
8070 (Output_section_definition::create_sections): Pass script section type
8071 to Layout::make_output_section_for_script.
8072 (Output_section_definition::output_section_name): Return script
8073 section type to caller.
8074 (Output_section_definition::set_section_address): Do not advance
8075 dot value and load address if section type is NOLOAD. Set address
8076 of NOLOAD sections regardless of section flags.
8077 (Output_section_definition::print): Print section type if it is
8078 not SCRIPT_SECTION_TYPE_NONE.
8079 (Output_section_definition::section_type): New method.
8080 (Output_section_definition::script_section_type_name): Ditto.
8081 (Script_sections::output_section_name): Add new parameter
8082 PSECTION_TYPE for returning script section type. Pass it to
8083 section elements. Handle discard sections.
8084 (Sort_output_sections::operator()): Handle NOLOAD sections.
8085 * script-sections.h (Script_sections::Section_type): New enum type.
8086 (Script_sections::output_section_name): Add a new parameter for
8087 returning script section type.
8088 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
8090 * yyscript.y (union): Add new field SECTION_TYPE.
8091 (COPY, DSECT, INFO, NOLOAD): New tokens.
8092 (opt_address_and_section_type): Change type to output_section_header.
8093 (section_type): New non-terminal
8094 (section_header): Handle section type.
8095 (opt_address_and_section_type): Return section type value.
8097 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
8099 * testsuite/plugin_common_test_1.c (foo): Add prototype.
8100 * testsuite/plugin_common_test_2.c (foo): Likewise.
8102 2010-04-08 Doug Kwan <dougkwan@google.com>
8104 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
8106 * output.cc (Output_section::add_merge_input_section): Simplify
8107 code and return status of Output_merge_base::add_input_section.
8108 Update merge section map only if Output_merge_base::add_input_section
8111 2010-04-07 Doug Kwan <dougkwan@google.com>
8113 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
8114 if section is marked as containing instructions but has no mapping
8116 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
8117 correct section index.
8118 (Arm_relobj::find_linked_text_section): Ditto.
8120 2010-04-07 Cary Coutant <ccoutant@google.com>
8122 * archive.cc (include_member): Destroy Read_symbols_data object before
8124 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
8125 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
8126 (Read_symbols_data::~Read_symbols_data) New destructor.
8127 (Section_relocs::Section_relocs) New constructor.
8128 (Section_relocs::~Section_relocs) New destructor.
8129 (Read_relocs_data::Read_relocs_data) New constructor.
8130 (Read_relocs_data::~Read_relocs_data) New destructor.
8131 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
8132 pointers to NULL after deleting.
8134 2010-04-07 Doug Kwan <dougkwan@google.com>
8136 * arm.cc: Replace "endianity" with "endianness" in comments.
8137 (Arm_exidx_cantunwind): Ditto.
8138 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
8139 (Arm_relobj::merge_flags_and_attributes): New method.
8140 (Arm_relobj::merge_flags_and_attributes_): New data member.
8141 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
8142 (Arm_relobj::scan_sections_for_stubs): Ditto.
8143 (Arm_relobj::do_read_symbols): Check to see if we really want to
8144 merge processor-specific flags and attributes. Exit early if
8145 an object is empty except for section names and the undefined symbol.
8146 (Target_arm::do_finalize_sections): Move check for ELF format to
8147 Arm_relobj::do_read_symbols. Merge processor specific flags and
8148 attributes from a regular object only when we have determined that
8149 it is aapropriate. Do not create an .ARM.attributes section in
8150 output if there is no regular input object.
8151 (Target_arm::merge_processor_specific_flags): Check
8152 --warn-mismatch before printing any error.
8153 (Target_arm::merge_object_attributes): Ditto.
8154 * gold.cc (queue_middle_tasks): Handle the case in which there is
8155 no regular object in input.
8156 * options.cc (General_options::parse_EB): New method.
8157 (General_options::parse_EL): Same.
8158 (General_options::General_options): Initialize endianness_.
8159 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
8161 (General_options::Endianness): New enum.
8162 (General_options::endianness): New method.
8163 (General_options::endianness_): New data member.
8164 * parameters.cc (Parameters::set_options): Check target endianness.
8165 (Parameters::set_target_once): Ditto.
8166 (Parameters::check_target_endianness): New method.
8167 (parameters_force_valid_target): If either -EL or -EB is specified,
8168 use it to define endianness of default target.
8169 * parameters.h (Parameters::check_target_endianness): New method
8171 * target.h (class Target): Change "endianity" to "endianness"
8174 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8176 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
8177 * configure: Regenerate.
8178 * Makefile.in: Regenerate.
8179 * testsuite/Makefile.in: Regenerate.
8181 2010-04-06 Cary Coutant <ccoutant@google.com>
8184 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
8185 prevailing definitions of common symbols.
8186 * testsuite/plugin_test_6.sh: New test case.
8187 * testsuite/plugin_common_test_1.c: New test case.
8188 * testsuite/plugin_common_test_2.c: New test case.
8189 * testsuite/Makefile.am (plugin_test_6): New test case.
8190 * testsuite/Makefile.in: Regenerate.
8192 2010-04-06 Nick Clifton <nickc@redhat.com>
8194 * po/vi.po: New Vietnamese translation.
8196 2010-03-30 Doug Kwan <dougkwan@google.com>
8198 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
8200 2010-03-25 Doug Kwan <dougkwan@google.com>
8202 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
8203 to avoid a conversion warning on a 32-bit host.
8205 2010-03-24 Ian Lance Taylor <iant@google.com>
8207 * testsuite/script_test_3.t: Add a TLS segment.
8208 * testsuite/Makefile.am (check_PROGRAMS): Add
8209 tls_phdrs_script_test.
8210 (tls_phdrs_script_test_SOURCES): Define.
8211 (tls_phdrs_script_test_DEPENDENCIES): Define.
8212 (tls_phdrs_script_test_LDFLAGS): Define.
8213 (tls_phdrs_script_test_LDADD): Define.
8214 * testsuite/Makefile.in: Rebuild.
8216 2010-03-23 Cary Coutant <ccoutant@google.com>
8218 * fileread.cc (find_or_make_view): Fix comment.
8220 2010-03-23 Ian Lance Taylor <iant@google.com>
8222 * script-sections.cc (class Orphan_section_placement): Define
8223 PLACE_TLS and PLACE_TLS_BSS.
8224 (Orphan_section_placement::Orphan_section_placement): Initialize
8226 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
8227 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
8228 (tls_script_test_SOURCES): Define.
8229 (tls_script_test_DEPENDENCIES): Define.
8230 (tls_script_test_LDFLAGS): Define.
8231 (tls_script_test_LDADD): Define.
8232 * testsuite/Makefile.in: Rebuild.
8234 2010-03-22 Doug Kwan <dougkwan@google.com>
8236 * arm.cc (Arm_relocate_functions::abs8,
8237 Arm_relocate_functions::abs16): Use correct check for overflow
8238 specified in the ARM ELF specs.
8239 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
8240 target of a BLX instruction specially.
8241 (Reloc_stub::stub_type_for_reloc): Ditto.
8242 (Relocate::relocate): Use symbolic names instead of numeric relocation
8243 codes to report error.
8244 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
8246 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
8247 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
8248 thumb2_blx_out_of_range.stdout
8249 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
8250 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
8251 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
8252 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
8253 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
8254 thumb2_blx_in_range, thumb2_blx_in_range.o,
8255 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
8256 thumb2_blx_out_of_range.o): New rules.
8257 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
8258 thumb2_blx_in_range and thumb2_blx_out_of_range.
8259 * testsuite/Makefile.in: Regenerate.
8260 * arm_branch_in_range.sh: Add tests for THUMB BLX.
8261 * testsuite/thumb_blx_in_range.s: New file.
8262 * testsuite/thumb_blx_out_of_range.s: New file.
8264 2010-03-22 Rafael Espindola <espindola@google.com>
8266 * archive.cc (Should_include): Move to archive.h.
8267 (should_include_member): Make it a member of Archive.
8269 (Add_lib_group_symbols): New.
8270 * archive.h: Include options.h.
8271 (Archive_member): Moved from Archive.
8272 (Should_include): Moved from archive.cc.
8274 (Add_lib_group_symbols): New.
8275 * dynobj.cc (do_should_include_member): New.
8276 * dynobj.h (do_should_include_member): New.
8277 * gold.cc (queue_initial_tasks): Update call to queue.
8278 * main.cc (main): Print lib group stats.
8279 * object.cc (do_should_include_member): New.
8280 * object.h: Include archive.h.
8281 (Object::should_include_member): New.
8282 (Object::do_should_include_member): New.
8283 (Sized_relobj::do_should_include_member): New.
8284 * options.cc (General_options::parse_start_lib): New.
8285 (General_options::parse_end_lib): New.
8286 (Input_arguments::add_file): Handle lib groups.
8287 (Input_arguments::start_group): Check we are not in a lib.
8288 (Input_arguments::start_lib): New.
8289 (Input_arguments::end_lib): New.
8290 * options.h (General_options): Add start_lib and end_lib.
8291 (Input_argument::lib_): New.
8292 (Input_argument::lib): New.
8293 (Input_argument::is_lib): New.
8294 (Input_file_lib): New.
8295 (Input_arguments::in_lib_): New.
8296 (Input_arguments::in_lib): New.
8297 (Input_arguments::start_lib): New.
8298 (Input_arguments::end_lib_): New.
8299 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
8300 in unused members as preempted.
8301 (Sized_pluginobj::do_should_include_member): New.
8302 * plugin.h (Sized_pluginobj::do_should_include_member): New.
8303 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
8305 (Read_symbols::do_whole_lib_group): New.
8306 (Read_symbols::do_lib_group): New.
8307 (Read_symbols::do_read_symbols): Handle lib groups.
8308 (Read_symbols::get_name): Handle lib groups.
8309 * readsyms.h (Read_symbols): Add an archive member pointer.
8310 (Read_symbols::do_whole_lib_group): New.
8311 (Read_symbols::do_lib_group): New.
8312 (Read_symbols::member_): New.
8313 * script.cc (read_input_script): Update call to queue_soon.
8315 2010-03-19 Doug Kwan <dougkwan@google.com>
8317 * arm.cc (Stub_table::Stub_table): Initialize new data members
8318 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
8319 (Stub_table::add_reloc_stub): Assign stub offset and update
8320 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
8321 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
8323 (Stub_table::update_data_size_and_addralign): Use
8324 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
8325 instead of going over all reloc stubs.
8326 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
8327 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
8328 Stringpool_template::offset_ to size of Stringpool_char.
8329 (Stringpool_template::new_key_offset): Remove code to initialize
8330 Stringpool_template::offset_.
8331 * stringpool.h (Stringpool_template::set_no_zero_null): Set
8332 Stringpool_template::offset_ to zero.
8334 2010-03-15 Doug Kwan <dougkwan@google.com>
8336 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
8338 (Stringpool_template::new_key_offset): New method.
8339 (Stringpool_template::add_string): Assign offsets when adding new
8341 (Stringpool_template::set_string_offsets): Do not set string offsets
8342 when not optimizing.
8343 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
8345 (Chunked_vector::clear): Clear size_.
8346 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
8347 (Chunked_vector::size): Return size_.
8348 (Chunked_vector::push_back): Use size_ to find insert position.
8349 (Chunked_vector::size_): New data member.
8350 (Stringpool_template::set_no_zero_null): Assert string set is empty.
8351 (Stringpool_template::new_key_offset): New method declaration.
8352 (Stringpool_template::offset_): New data member.
8354 2010-03-15 Rafael Espindola <espindola@google.com>
8356 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
8357 Add_symbols' constructor.
8358 * readsyms.h (Add_symbols): Remove the input_group member.
8360 2010-03-10 Ian Lance Taylor <iant@google.com>
8362 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
8363 target to ask whether a reference to a symbol requires a stack
8365 * target.h (Target::is_call_to_non_split): New function.
8366 (Target::do_is_call_to_non_split): Declare virtual function.
8367 * target.cc: Include "symtab.h".
8368 (Target::do_is_call_to_non_split): New function.
8369 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
8371 2010-03-10 Cary Coutant <ccoutant@google.com>
8373 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
8374 (File_read::open[1]): Remove initial mapping of whole_file_view_.
8375 (File_read::open[2]): Add whole_file_view_ to list of views.
8376 (File_read::make_view): Remove test of whole_file_view_.
8377 (File_read::find_or_make_view): Create whole_file_view_ if
8379 (File_read::clear_views): Replace bool parameter with enum;
8380 adjust all callers. Don't delete views with permanent data;
8381 do delete cached views and views from archives if
8382 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
8383 if clearing the corresponding view.
8384 * fileread.h (File_read::Clear_views_mode): New enum.
8385 (File_read::View::is_permanent_view): New method.
8386 (File_read::clear_views): Replace bool parameter
8387 with enum; adjust all callers.
8388 * options.h (General_options): Change keep_files_mapped option;
8389 add map_whole_files.
8390 * readsyms.cc (Add_symbols::run): Delete sd_ object before
8392 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
8395 2010-03-10 David S. Miller <davem@davemloft.net>
8397 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
8399 2010-03-09 Sriraman Tallam <tmsriram@google.com>
8401 * icf.cc (get_section_contents): Add '@' marker after processing the
8404 2010-03-08 Doug Kwan <dougkwan@google.com>
8406 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
8407 due to a conversion warning.
8408 (Arm_relobj::update_output_local_symbol_count): Check for local
8409 symbol with unset output index.
8411 2010-03-05 Ian Lance Taylor <iant@google.com>
8413 * options.h (class General_options): Add --spare-dynamic-tags.
8414 * output.cc (Output_data_dynamic::set_final_data_size): Implement
8415 --spare-dynamic-tags.
8417 2010-03-05 Ian Lance Taylor <iant@google.com>
8419 * incremental.cc: Include "libiberty.h".
8421 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8423 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
8424 function, is_info_ member.
8425 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
8426 (Versions::Versions): Update caller.
8427 (Versions::define_base_version): Likewise.
8428 (Versions::add_def): Likewise.
8430 2010-03-03 Sriraman Tallam <tmsriram@google.com>
8432 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
8433 (Scan::possible_function_pointer_reloc): New function.
8434 (Scan::local_reloc_may_be_function_pointer): Change to call
8435 possible_function_pointer_reloc.
8436 (Scan::global_reloc_may_be_function_pointer): Ditto.
8437 * icf.h (Icf::check_section_for_function_pointers): Change to reject
8438 relocations in ".data.rel.ro._ZTV" section.
8439 * testsuite/icf_safe_so_test.sh: Change to pass i386.
8440 * testsuite/icf_safe_so_test.cc: Ditto.
8441 * testsuite/icf_safe_test.cc: Ditto.
8442 * testsuite/icf_safe_test.sh: Ditto.
8444 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8445 Ian Lance Taylor <iant@google.com>
8447 * target-reloc.h (relocate_section): Check the symbol table index
8448 for -1U before setting the local symbol index.
8449 (scan_relocatable_relocs): If copying the relocation, record that
8450 the local symbol is required.
8451 * object.h (Symbol_value::is_output_symtab_index_set): New
8453 (Symbol_value::may_be_discarded_from_output_symtab): New
8455 (Symbol_value::has_output_symtab_entry): New function.
8456 (Symbol_value::needs_output_symtab_entry): Remove.
8457 (Symbol_value::output_symtab_index): Make sure the symbol index is
8459 (Symbol_value::set_output_symtab_index): Make sure the symbol
8460 index is not set. Make sure the new index is valid.
8461 (Symbol_value::set_must_have_output_symtab_entry): New function.
8462 (Symbol_value::has_output_dynsym_entry): New function.
8463 (Symbol_value::set_output_dynsym_index): Make sure the new index
8465 (Sized_relobj::set_must_have_output_symtab_entry): New function.
8466 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
8467 local symbol if permitted.
8468 (Sized_relobj::do_finalize_local_symbols): Call
8469 is_output_symtab_index_set rather than needs_output_symtab_entry.
8470 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
8471 rather than needs_output_symtab_entry. Call
8472 has_output_dynsym_entry rather than needs_output_dynsym_entry.
8473 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
8474 is_output_symtab_index_set rather than needs_output_symtab_entry.
8475 * testsuite/discard_locals_relocatable_test.c: New file.
8476 * testsuite/discard_locals_test.sh: Test -r.
8477 * testsuite/Makefile.am (check_DATA): Add
8478 discard_locals_relocatable_test1.syms,
8479 discard_local_relocatable_test2.syms.
8480 (MOSTLYCLEANFILES): Likewise. Also add
8481 discard_locals_relocatable_test1.lout and
8482 discard_locals_relocatable_test2.out.
8483 (discard_locals_relocatable_test1.syms): New target.
8484 (discard_locals_relocatable_test.o): New target.
8485 (discard_locals_relocatable_test1.out): New target.
8486 (discard_locals_relocatable_test2.syms): New target.
8487 (discard_locals_relocatable_test2.out): New target.
8488 (various): Add missing ../ld-new dependencies.
8489 * testsuite/Makefile.in: Rebuild.
8491 2010-03-03 Nick Clifton <nickc@redhat.com>
8493 * po/fi.po: New Finnish translation.
8495 2010-03-01 Doug Kwan <dougkwan@google.com>
8497 * layout.cc (Layout::Layout): Force section types of .init_array*,
8498 .preinit_array* and .fini_array* sections.
8499 * output.cc (Output_section::Input_section_sort_entry::has_priority):
8500 Fix check of return value of std::string::find.().
8501 (Output_section::Input_section_sort_compare::operator()): Remove
8502 comment about .init_array.
8503 (Output_section::Input_section_sort_init_fini_compare::operator()):
8505 (Output_section::sort_attached_input_sections): Handle .init_array
8506 and .fini_array specially.
8507 * output.h (Output_section::Inut_section_sort_compare): Update
8509 (Output_section::Input_section_sort_init_fini_compare): New struct.
8511 2010-02-26 Doug Kwan <dougkwan@google.com>
8513 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
8514 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
8515 * testsuite/debug_msg.sh: Avoid matching source line number for
8516 use of global variable undef_int.
8518 2010-02-26 Doug Kwan <dougkwan@google.com>
8520 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
8521 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
8522 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
8523 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
8524 * options.cc (General_options::General_options): Initialize member
8526 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
8527 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
8528 and rm_no_fix_v4bx.stdout
8529 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
8530 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
8531 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
8532 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
8533 and arm_no_fix_v4bx.
8534 * Makefile.in: Regenerate.
8535 * testsuite/arm_fix_v4bx.s: New file.
8536 * testsuite/arm_fix_v4bx.sh: Ditto.
8538 2010-02-24 Doug Kwan <dougkwan@google.com>
8540 * arm.cc (Target_arm::got_section): Make the .got section the first
8541 non RELRO section in the data segment.
8542 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
8543 suffixes of section names.
8545 2010-02-24 Doug Kwan <dougkwan@google.com>
8547 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
8548 flags and attributes merging if an input file is a binary file.
8549 * fileread.cc (Input_file::open): Record format of original file.
8550 * fileread.h (Input_file::Format): New enum type.
8551 (Input_file::Input_file): Initialize data member format_.
8552 (Input_file::format): New method definition.
8553 (Input_file::format_):: New data member.
8555 2010-02-24 Doug Kwan <dougkwan@google.com>
8557 * arm.cc (Arm_output_data_got): New class.
8558 (ARM_TCB_SIZE): New constant
8559 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
8560 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
8561 If user uses a script with a SECTIONS clause, issue only a warning
8562 for a misplaced EXIDX input section. Otherwise, issue an error.
8563 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
8565 (Target_arm::got_mode_index_entry): Handle static linking.
8566 (Target_arm::Scan::local): Ditto.
8567 (Target_arm::Scan::global): Ditto.
8568 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
8569 all incorrectly implemented relocations.
8570 (Target_arm::fix_exidx_coverage): Pass layout to
8571 Arm_output_section::fix_exidx_coverage.
8572 * layout.cc (Layout::section_name_mapping): Remove trailing dots
8573 from ".ARM.exidx." and ".ARM.extab.".
8575 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8577 * arm.cc (Target_arm::do_finalize_sections): Create attribute
8578 section if it does not already exist.
8579 * attributes.cc (Attributes_section_data::Attributes_section_data):
8580 Don't crash if size is zero.
8582 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8583 Ian Lance Taylor <iant@google.com>
8585 * gold.cc (queue_middle_tasks): If no input files were opened,
8587 * workqueue.h (Task_function::Task_function): Assert that there is
8590 2010-02-22 Doug Kwan <dougkwan@google.com>
8592 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
8593 * icf.cc (get_section_contents): Cast snprintf arguments to long long
8594 types to avoid warnings due to different uint64_t implementations
8597 2010-02-21 Doug Kwan <dougkwan@google.com>
8599 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
8600 handling of the maximum backward branch offset.
8601 (Arm_relocate_functions::thumb_branch_common): Ditto.
8602 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
8603 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
8604 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
8605 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
8606 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
8607 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
8608 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
8609 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
8610 thumb_bl_out_of_range thumb_bl_out_of_range.o,
8611 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
8612 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
8613 thumb2_bl_out_of_range.o): New rules.
8614 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
8615 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
8616 thumb2_bl_out_of_range
8617 * testsuite/Makefile.in: Regenerate.
8618 * testsuite/arm_bl_in_range.s: New file.
8619 * testsuite/arm_bl_out_of_range.s: Ditto.
8620 * testsuite/arm_branch_in_range.sh: Ditto.
8621 * testsuite/arm_branch_range.t: Ditto.
8622 * testsuite/thumb2_branch_range.t: Ditto.
8623 * testsuite/thumb_bl_in_range.s: Ditto.
8624 * testsuite/thumb_bl_out_of_range.s: Ditto.
8625 * testsuite/thumb_branch_range.t: Ditto.
8627 2010-02-20 Sriraman Tallam <tmsriram@google.com>
8629 * gc.h (gc_process_relocs): Change vectors to point to the new list.
8630 Add reloc offset information.
8631 * icf.cc (get_section_contents): Change iterators to point to the new
8632 vectors. Add reloc offset information to the contents.
8633 * icf.h (Icf::Sections_reachable_info): New typedef.
8634 (Icf::Sections_reachable_list): New typedef.
8635 (Icf::Offset_info): New typedef.
8636 (Icf::Reloc_info): New struct typedef.
8637 (Icf::Reloc_info_list): New typedef.
8638 (Icf::symbol_reloc_list): Delete method.
8639 (Icf::addend_reloc_list): Delete method.
8640 (Icf::section_reloc_list): Delete method.
8641 (Icf::reloc_info_list): New method.
8642 (Icf::reloc_info_list_): New member.
8644 2010-02-19 Doug Kwan <dougkwan@google.com>
8646 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
8647 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
8648 * arm.cc (Arm_relocation_functions): New forward declaration.
8649 (Target_arm::Target_arm): Initialize new data members
8650 got_mod_index_offset_ and tls_base_symbol_defined_.
8651 (Target_arm::Relocate::relocate_tls): New method.
8652 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
8653 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
8655 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
8656 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
8657 (Target_arm::got_mod_index_offset_,
8658 Target_arm::tls_base_symbol_defined_): New data members.
8659 (Target_arm::Scan::local, Target::Scan::global,
8660 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
8663 2010-02-18 Doug Kwan <dougkwan@google.com>
8665 * arm.cc (Arm_relobj::find_linked_text_section): New method.
8666 (Arm_relobj::make_exidx_input_section): Pass section index of linked
8667 text section as a parameter becuase some broken tools may not set
8668 the link in section header.
8669 (Target_arm::has_got_section): New method.
8670 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
8671 without any mapping symbol as data only. Remove warning.
8672 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
8673 link in its section header, try to discover the link by inspecting the
8674 REL31 relocation at the beginning of the section.
8675 (Target_arm::Scan::check_non_pic): Report name of offending relocation
8677 (Target_arm::Scan::global): Treat any reference to the symbol
8678 _GLOBAL_OFFSET_TABLE_ as a GOT access.
8680 2010-02-12 Sriraman Tallam <tmsriram@google.com>
8682 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
8683 (Scan::global_reloc_may_be_function_pointer): New function.
8684 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
8685 (Scan::global_reloc_may_be_function_pointer): New function.
8686 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
8687 (Scan::global_reloc_may_be_function_pointer): New function.
8688 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
8689 (Scan::global_reloc_may_be_function_pointer): New function.
8690 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
8691 (Scan::global_reloc_may_be_function_pointer): New function.
8692 (Scan::possible_function_pointer_reloc): New function.
8693 (Target_x86_64::can_check_for_function_pointers): New function.
8694 * gc.h (gc_process_relocs): Scan relocation types to determine if
8695 function pointers were taken for targets that support it.
8696 * icf.cc (Icf::find_identical_sections): Include functions for
8697 folding in safe ICF whose pointer is not taken.
8698 * icf.h (Secn_fptr_taken_set): New typedef.
8699 (fptr_section_id_): New member.
8700 (section_has_function_pointers): New function.
8701 (set_section_has_function_pointers): New function.
8702 (check_section_for_function_pointers): New function.
8703 * options.h: Fix comment for safe ICF option.
8704 * target.h (can_check_for_function_pointers): New function.
8705 * testsuite/Makefile.am: Add icf_safe_so_test test case.
8706 Modify icf_safe_test for X86-64.
8707 * testsuite/Makefile.in: Regenerate.
8708 * testsuite/icf_safe_so_test.cc: New file.
8709 * testsuite/icf_safe_so_test.sh: New file.
8710 * testsuite/icf_safe_test.cc (kept_func_3): New function.
8711 (main): Change to take pointer to function kept_func_3.
8712 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
8713 folding is done correctly for X86-64.
8715 2010-02-12 David S. Miller <davem@davemloft.net>
8717 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
8718 is_symbolless parameter.
8719 (Output_reloc<SHT_REL>::is_symbolless): New.
8720 (Output_reloc<SHT_REL>::is_symbolless_): New.
8721 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
8722 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
8723 (Output_reloc<SHT_RELA>::is_symbolless): New.
8724 (Output_data_reloc::add_global): Handle is_symbolless.
8725 (Output_data_reloc::add_global_relative): Likewise.
8726 (Output_data_reloc::add_local): Likewise.
8727 (Output_data_reloc::add_local_relative): Likewise.
8728 (Output_data_reloc::add_symbolless_global_addend): New.
8729 (Output_data_reloc::add_symbolless_local_addend): New.
8730 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
8732 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
8733 instead of ->is_relative_
8734 (Output_reloc::write): Likewise.
8735 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
8736 (Output_reloc::write_rel): Simplify.
8738 * sparc.cc (Target_sparc::Scan::local): Use
8739 ->add_symbolless_local_addend as needed.
8740 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
8741 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
8742 based upon relocation offset.
8744 2010-02-11 Doug Kwan <dougkwan@google.com>
8746 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
8747 (Target_arm::Scan::global): Ditto. Also remove a comment before the
8748 beginning of function.
8749 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
8750 and MOVT_ABS relocations. Those are non issued in scanning. Fix
8751 parameter is_32bit in calls to should_apply_static_reloc.
8752 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
8753 (check_DATA): Add arm_abs_global.stdout.
8754 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
8755 arm_abs_global.stdout): New rules.
8756 (MOSTLLYCLEANFILES): Add arm_abs_global
8757 * Makefile.in: Regenerate.
8758 * testsuite/arm_abs_global.s: New file.
8759 * testsuite/arm_abs_global.sh: Ditto.
8760 * testsuite/arm_abs_lib.s: Ditto.
8762 2010-02-11 Ian Lance Taylor <iant@google.com>
8764 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
8766 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
8767 Allocate_commons_task first.
8768 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
8769 task, rather than symtab_lock_.
8770 (Gc_process_relocs::~Gc_process_relocs): New function.
8771 (Gc_process_relocs::is_runnable): Check this_blocker_.
8772 (Gc_process_relocs::locks): Use next_blocker_ rather than
8774 (Scan_relocs::~Scan_relocs): New function.
8775 (Scan_relocs::is_runnable): Check this_blocker_ rather than
8777 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
8779 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
8780 fields. Add this_blocker_ and next_blocker_ fields. Adjust
8781 constructor accordingly.
8782 (class Gc_process_relocs): Likewise.
8783 (class Scan_relocs): Likewise.
8784 * common.h (class Allocate_commons_task): Remove symtab_lock_
8785 field, and corresponding constructor parameter.
8786 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
8788 (Allocate_commons_task::locks): Likewise.
8790 2010-02-11 Ian Lance Taylor <iant@google.com>
8792 * gold-threads.h (class Once): Define.
8793 (class Initialize_lock): Rewrite as child of Once.
8794 * gold-threads.cc (class Once_initialize): Define.
8795 (once_pointer_control): New static variable.
8796 (once_pointer, once_arg): New static variables.
8797 (c_run_once): New static function.
8798 (Once::Once, Once::run_once, Once::internal_run): New functions.
8799 (class Initialize_lock_once): Remove.
8800 (initialize_lock_control): Remove.
8801 (initialize_lock_pointer): Remove.
8802 (initialize_lock_once): Remove.
8803 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
8804 (Initialize_lock::initialize): Rewrite.
8805 (Initialize_lock::do_run_once): New function.
8806 * archive.cc (Archive::interpret_header): Only clear name if it is
8808 * fileread.cc: Include "gold-threads.h"
8809 (file_counts_lock): New static variable.
8810 (file_counts_initialize_lock): Likewise.
8811 (File_read::release): Only increment counts when using --stats.
8812 Use a lock around the increment.
8813 * parameters.cc (class Set_parameters_target_once): Define.
8814 (set_parameters_target_once): New static variable.
8815 (Parameters::Parameters): Move here from parameters.h.
8816 (Parameters::set_target): Rewrite.
8817 (Parameters::set_target_once): New function.
8818 (Parameters::clear_target): Move here and rewrite.
8819 * parameters.h (class Parameters): Update declarations. Add
8820 set_parameters_target_once_ field.
8821 (Parameters::Parameters): Move to parameters.cc.
8822 (Parameters::clear_target): Likewise.
8823 * readsyms.cc (Read_symbols::do_group): Create a Start_group
8825 (Start_group::~Start_group): New function.
8826 (Start_group::is_runnable): New function.
8827 (Start_group::locks, Start_group::run): New functions.
8828 (Finish_group::run): Change saw_undefined to size_t.
8829 * readsyms.h (class Start_group): Define.
8830 (class Finish_group): Change saw_undefined_ field to size_t.
8831 (Finish_group::Finish_group): Remove saw_undefined and
8832 this_blocker parameters. Change all callers.
8833 (Finish_group::set_saw_undefined): New function.
8834 (Finish_group::set_blocker): New function.
8835 * symtab.h (class Symbol_table): Change saw_undefined to return
8836 size_t. Change saw_undefined_ field to size_t.
8837 * target-select.cc (Set_target_once::do_run_once): New function.
8838 (Target_selector::Target_selector): Initialize set_target_once_
8839 field. Don't initialize lock_ and initialize_lock_ fields.
8840 (Target_selector::instantiate_target): Rewrite.
8841 (Target_selector::set_target): New function.
8842 * target-select.h (class Set_target_once): Define.
8843 (class Target_selector): Update declarations. Make
8844 Set_target_once a friend. Remove lock_ and initialize_lock_
8845 fields. Add set_target_once_ field.
8847 2010-02-10 Ian Lance Taylor <iant@google.com>
8849 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
8851 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
8852 (queue_middle_tasks): Add all blockers before queueing any tasks.
8853 (queue_final_tasks): Likewise.
8854 * token.h (Task_token::add_blockers): New function.
8855 * object.h (Input_objects::number_of_relobjs): New function.
8857 2010-02-10 Ian Lance Taylor <iant@google.com>
8859 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
8860 shared, not if not position independent.
8861 * x86_64.cc (Relocate::relocate_tls): Likewise.
8862 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
8863 (tls_pie_pic_test): New target.
8864 * testsuite/Makefile.in: Rebuild.
8866 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
8867 (tls_test_main_pie.o, tls_test_pie.o): New targets.
8868 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
8869 * testsuite/Makefile.in: Rebuild.
8871 2010-02-09 David S. Miller <davem@davemloft.net>
8873 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
8874 R_SPARC_RELATIVE using ->add_local_relative().
8875 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
8877 * output.h (Output_data_dynamic::add_section_size): New method
8878 that takes two Output_data objects.
8879 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
8880 entry param. Handle it in initializers.
8881 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
8882 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
8883 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
8885 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
8886 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
8887 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
8888 for dynrel_includes_plt.
8889 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8890 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8891 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
8893 (Target_sparc::do_finalize_sections): Update to pass true for
8894 dynrel_includes_plt.
8895 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
8896 output before .rela.plt
8897 (Target_powerpc::do_finalize_sections): Update to pass true for
8898 dynrel_includes_plt when 32-bit.
8900 2010-02-08 Doug Kwan <dougkwan@google.com>
8902 * arm.cc (Arm_relobj::simple_input_section_output_address): New
8904 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
8905 Arm_relobj::scan_section_for_cortex_a8_stubs,
8906 Arm_relobj::do_relocation_section): Instead of calling
8907 Output_section::output_address, use faster
8908 Arm_relobj::simple_input_section_output_address.
8910 2010-02-08 David S. Miller <davem@davemloft.net>
8912 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
8913 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
8914 relocation helper function.
8916 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
8917 just like R_SPARC_GOT{10,13,22}.
8918 (Target_sparc::Scan::local): Likewise.
8919 (Target_sparc::Relocate:relocate): Likewise.
8921 2010-02-06 Ian Lance Taylor <iant@google.com>
8923 * configure.ac: Rewrite targetobjs duplicate removal code to use
8924 only shell constructs.
8925 * configure: Rebuild.
8927 2010-02-05 Doug Kwan <dougkwan@google.com>
8930 * arm.cc (Arm_relobj::section_is_scannable): New method.
8931 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
8932 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
8934 2010-02-04 Doug Kwan <dougkwan@google.com>
8937 * arm-reloc-property.cc (cstdio): Include.
8938 * configure.ac (targetobjs): Remove duplicates.
8939 * configure: Regenerate.
8940 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
8941 big and little endian version for a given address size.
8943 2010-02-03 Doug Kwan <dougkwan@google.com>
8945 * arm-reloc-property.cc
8946 (Arm_reloc_property_table::reloc_name_in_error_message): New method
8948 * arm-reloc-property.h
8949 (Arm_reloc_property_table::get_implemented_static_reloc_property):
8950 New method definition.
8951 (Arm_reloc_property_table::reloc_name_in_error_message): New method
8953 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
8955 (GOT_PREL): Change implemented to Y.
8956 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
8957 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
8958 (Arm_relocate_functions::movw_abs_nc): Remove method.
8959 (Arm_relocate_functions::movt_abs): Ditto.
8960 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
8961 (Arm_relocate_functions::thm_movt_abs): Ditto.
8962 (Arm_relocate_functions::movw_rel_nc): Ditto.
8963 (Arm_relocate_functions::movw_rel): Ditto.
8964 (Arm_relocate_functions::movt_rel): Ditto.
8965 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
8966 (Arm_relocate_functions:thm_movw_rel): Ditto.
8967 (Arm_relocate_functions:thm_movt_rel): Ditto.
8968 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
8969 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
8970 New method definitions.
8971 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
8972 (Arm_relocation_functions::arm_grp_ldr): Ditto.
8973 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
8974 (Arm_relocation_functions::arm_grp_ldc): Ditto.
8975 (Target_arm::Relocate::relocate): Check for non-static or
8976 unimplemented relocation code and exit early. Change calls to
8977 Target_arm::reloc_uses_thumb_bit and
8978 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
8979 instead. Refactor code to handle similar relocations to increase
8980 code sharing. Remove check for unsupported relocation code in switch
8982 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
8983 relocation property table to find out size. Change error message to
8984 print out the name of a relocation code instead of the numeric value.
8985 (Target_arm::scan_reloc_for_stub): Use relocation property table
8986 instead of calling Target_arm::reloc_uses_thumb_bit().
8988 2010-02-02 Doug Kwan <dougkwan@google.com>
8990 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
8991 types of relaxed input section.
8993 2010-02-02 Doug Kwan <dougkwan@google.com>
8995 * Makefile.am (HFILES): Add arm-reloc-property.h.
8997 (TARGETSOURCES): Add arm-reloc-property.cc
8998 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
8999 (libgold_a_SOURCES): $(DEFFILES)
9000 * Makefile.in: Regenerate.
9001 * arm-reloc-property.cc: New file.
9002 * arm-reloc-property.h: New file.
9003 * arm-reloc.def: New file.
9004 * arm.cc: Update comments.
9005 (arm-reloc-property.h): New included header.
9006 (arm_reloc_property_table): New global variable.
9007 (Target_arm::do_select_as_default_target): New method definition.
9008 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
9009 arm-reloc-property to targ_extra_obj.
9010 * parameters.cc (set_parameters_target): Call
9011 Target::select_as_default_target().
9012 * target.h (Target::select_as_default_target): New method definition.
9013 (Target::do_select_as_default_target): Same.
9015 2010-02-01 Doug Kwan <dougkwan@google.com>
9017 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
9018 first_output_text_section_.
9019 (Arm_exidx_fixup::first_output_text_section): New method definition.
9020 (Arm_exidx_fixup::first_output_text_section_): New data member.
9021 (Arm_exidx_fixup::process_exidx_section): Record the first text
9022 output section seen.
9023 (Arm_output_section::fix_exidx_coverage): Set correct linked section
9024 and entsize in output section header.
9026 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9028 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
9029 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
9030 (Arm_relocate_functions::thm_alu11): New Method.
9031 (Arm_relocate_functions::thm_pc8): New Method.
9032 (Arm_relocate_functions::thm_pc12): New Method.
9033 (Target_arm::Scan::local): Handle the relocations.
9034 (Target_arm::Scan::global): Likewise.
9035 (Target_arm::Relocate::relocate): Likewise.
9036 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9038 2010-01-29 Doug Kwan <dougkwan@google.com>
9040 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
9041 of relocation types as ld.
9043 2010-01-29 Doug Kwan <dougkwan@google.com>
9045 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
9047 (Arm_relocate_functions::thumb_branch_common): Ditto.
9048 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
9049 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
9050 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
9051 Arm_relocate_functions::jump24): Remove.
9052 (Target_arm::Relocate::relocate): Adjust code to call
9053 Arm_relocation_functions::arm_branch_common and
9054 Arm_relocation_functions::thumb_branch_common instead of their removed
9055 wrappers. Merge switch-cases together to reduce source code size.
9057 2010-01-29 Doug Kwan <dougkwan@google.com>
9059 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
9060 output_local_symbol_count_needs_update_.
9061 (Arm_relobj::output_local_symbol_count_needs_update,
9062 Arm_relobj::set_output_local_symbol_count_needs_update,
9063 Arm_relobj::update_output_local_symbol_count): New methods.
9064 (Arm_relobj::output_local_symbol_count_needs_update_): New data
9066 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
9067 of pointed function as in a R_ARM_PREL31 relocation.
9068 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
9069 for output local symbol count updating.
9070 (Target_arm::do_relax): Update output local symbol counts in objects
9072 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
9074 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9076 * arm.cc: Added support for the ARM relocations:
9077 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
9078 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
9079 (Arm_relocate_functions::movw_rel_nc): Renamed (was
9081 (Arm_relocate_functions::movw_rel): New method.
9082 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
9083 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
9085 (Arm_relocate_functions::thm_movw_rel): New method.
9086 (Arm_relocate_functions::thm_movt_rel): Renamed (was
9088 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
9090 (Target_arm::Scan::global): Likewise.
9091 (Target_arm::Relocate::relocate): Likewise.
9092 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9095 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9097 * arm.cc: Added support for ARM group relocations.
9098 (Target_arm::reloc_needs_sym_origin): New method.
9099 (Arm_relocate_functions::calc_grp_kn): New method.
9100 (Arm_relocate_functions::calc_grp_residual): New method.
9101 (Arm_relocate_functions::calc_grp_gn): New method.
9102 (Arm_relocate_functions::arm_grp_alu): New Method.
9103 (Arm_relocate_functions::arm_grp_ldr): New Method.
9104 (Arm_relocate_functions::arm_grp_ldrs): New Method.
9105 (Arm_relocate_functions::arm_grp_ldc): New Method.
9106 (Target_arm::Scan::local): Handle the ARM group relocations.
9107 (Target_arm::Scan::global): Likewise.
9108 (Target_arm::Relocate::relocate): Likewise.
9109 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9112 2010-01-26 Doug Kwan <dougkwan@google.com>
9114 * arm.cc (set): Include.
9115 (class Arm_exidx_fixup): Change type of last_input_section_ to const
9117 (Arm_output_section::Text_section_list): New type.
9118 (Arm_output_section::append_text_sections_to_list): New method.
9119 (Arm_output_section::fix_exidx_coverage): Ditto.
9120 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
9121 (Arm_relobj::convert_input_section_to_relaxed_section): Use
9122 Relobj::set_section_offset() instead of
9123 Sized_relobj::invalidate_section_offset().
9124 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
9125 parameter for section headers. Ignore relocation sections for
9126 unallocated sections and EXIDX sections.
9127 (Target_arm::fix_exidx_coverage): New method.
9128 (Target_arm::output_section_address_less_than): New type.
9129 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
9130 linked text section instead of the EXIDX section.
9131 (Arm_output_section::create_stub_group): Add an assertion to check
9132 that this is not an EXIDX output section.
9133 (Arm_output_section::append_text_sections_to_list): New method.
9134 (Arm_output_section::fix_exidx_coverage): Ditto.
9135 (Arm_relobj::scan_sections_for_stubs): Adjust call to
9136 Arm_relobj::section_needs_reloc_stub_scanning.
9137 (Target_arm::do_relax): Fix EXIDX output section coverage in the
9139 (Target_arm::fix_exidx_coverage): New method.
9140 * object.h (Relobj::set_output_section): New method.
9141 (Sized_relobj::invalidate_section_offset): Remove method.
9142 (Sized_relobj::do_invalidate_section_offset): Remove method.
9143 (Sized_relobj::do_set_section_offset): Handle offset value -1.
9145 2010-01-25 Doug Kwan <dougkwan@google.com>
9147 * arm.cc (Arm_exidx_merged_section::do_output_offset):
9148 Fix warning due to signed and unsigned comparison on a 32-bit host.
9150 2010-01-22 Doug Kwan <dougkwan@google.com>
9152 * arm.cc (Target_arm::do_relax): Record an output section for section
9153 offset adjustment it contains any stub table that has changed.
9154 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
9155 offsets in an output section if necessary.
9156 * output.cc (Output_section::Output_section): Initialize
9157 section_offsets_need_adjustments_.
9158 (Output_section::add_input_section_for_script): Renamed to
9159 Output_section::add_simple_input_section.
9160 (Output_section::save_states): Add a comment.
9161 (Output_section::discard_states): New method defintion.
9162 (Output_section::adjust_section_offsets): Same.
9163 * output.h (Output_section::add_input_section_for_script): Renamed to
9164 Output_section::add_simple_input_section.
9165 (Output_section::discard_states): New method declaration.
9166 (Output_section::adjust_section_offsets): Same.
9167 (Output_section::section_offsets_need_adjustment,
9168 Output_section::set_section_offsets_need_adjustment): New method
9170 (Output_section::section_offsets_need_adjustment_): New data member.
9171 * script-sections.cc
9172 (Output_section_element_input::set_section_address): Adjust code for
9173 renaming of Output_section::add_input_section_for_script.
9174 (Orphan_output_section::set_section_address): Same.
9176 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9178 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
9179 Fix_v4bx enum values .
9180 * gold/options.h (General_options): New option definitions.
9181 (General_options::fix_v4bx): New method.
9182 (General_options::Fix_v4bx): New enum.
9183 * gold/options.cc (General_options::parse_fix_v4bx): New method.
9184 (General_options::parse_fix_v4bx_interworking): New method.
9186 2010-01-22 Doug Kwan <dougkwan@google.com>
9188 * arm.cc (Arm_exidx_fixup): New class.
9190 2010-01-21 Doug Kwan <dougkwan@google.com>
9192 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
9194 (Arm_exidx_section_offset_map): New type.
9196 2010-01-21 Doug Kwan <dougkwan@google.com>
9198 * arm.cc (Arm_exidx_input_section): New class.
9199 (Arm_relobj::exidx_input_section_by_link,
9200 Arm_relobj::exidx_input_section_by_shndx,
9201 Arm_relobj::make_exidx_input_section): New methods.
9202 (read_arm_attributes_section): Remove.
9203 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
9204 information about them.
9205 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
9208 2010-01-20 Doug Kwan <dougkwan@google.com>
9210 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
9211 Input_section_specifier to Section_id.
9212 (Target_arm::new_arm_input_section: Adjust code for change of key
9214 (Target_arm::find_arm_input_section): Ditto.
9215 * gc.h (object.h): Include for Section_id nand Section_id_hash.
9216 (Section_id): Remove.
9217 (Garbage_collection::Section_id_hash): Remove.
9218 * icf.h (object.h): Include for Section_id nand Section_id_hash.
9219 (Section_id): Remove.
9220 (Icf::Section_id_hash): Remove.
9221 * object.h (Section_id, Const_section_id, Section_id_hash,
9222 Const_section_id_hash): New type definitions.
9223 * output.cc (Output_section::add_relaxed_input_section): Change to
9224 use Const_section_id instead of Input_section_specifier as key type.
9225 (Output_section::add_merge_input_section): Ditto.
9226 (Output_section::build_relaxation_map): Change to use Section_id
9227 instead of Input_section_specifier as key type.
9228 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
9230 (Output_section::convert_input_sections_to_relaxed_sections): Change
9231 to use Const_section_id instead of Input_section_specifier as key type.
9232 (Output_section::find_merge_section): Ditto.
9233 (Output_section::find_relaxed_input_section): Ditto.
9234 * output.h (Input_section_specifier): Remove class.
9235 (Output_section::Output_section_data_by_input_section_map): Change
9236 key type to Const_section_id.
9237 (Output_section::Output_relaxed_input_section_by_input_section_map):
9239 (Output_section::Relaxation_map): Change key type to Section_id.
9241 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9243 * gold/arm.cc: Added support for R_ARM_V4BX relocation
9244 (class Arm_v4bx_stub): New class.
9245 (DEF_STUBS): Updated definition to support v4_veneer_bx.
9246 (Stub_factory::make_arm_v4bx_stub): New method.
9247 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
9248 (Stub_table::empty): Handle v4bx stubs.
9249 (Stub_table::add_arm_v4bx_stub): New method.
9250 (Stub_table::find_arm_v4bx_stub): New method.
9251 (Arm_relocate_functions::v4bx): New method.
9252 (Target_arm::fix_v4bx): New method.
9253 (Target_arm::Target_arm): Handle R_ARM_V4BX.
9254 (Stub_table::relocate_stubs): Likewise.
9255 (Stub_table::do_write): Likewise.
9256 (Stub_table::update_data_size_and_addralign): Likewise.
9257 (Stub_table::finalize_stubs): Likewise.
9258 (Target_arm::Scan::local): Likewise.
9259 (Target_arm::Scan::global): Likewise.
9260 (Target_arm::do_finalize_sections): Likewise.
9261 (Target_arm::Relocate::relocate): Likewise.
9262 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9264 (Target_arm::scan_reloc_for_stub): Likewise.
9265 (Target_arm::scan_reloc_section_for_stubs): Likewise.
9267 2010-01-19 Ian Lance Taylor <iant@google.com>
9269 * output.cc (Output_section_headers::do_sized_write): Write large
9270 segment count to sh_info field.
9271 (Output_file_header::do_sized_write): For large segment count,
9272 write PN_XNUM to e_phnum field.
9274 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9276 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
9277 (Arm_relocate_functions::thm_jump8): New function.
9278 (Arm_relocate_functions::thm_jump11): New function.
9279 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
9281 (Target_arm::Scan::global): Likewise.
9282 (Target_arm::Relocate::relocate): Likewise.
9283 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9286 2010-01-14 Doug Kwan <dougkwan@google.com>
9288 * arm.cc (map, utility): Include headers.
9289 (Target_arm::apply_cortex_a8_workaround): New method.
9290 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
9291 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
9292 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
9293 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
9294 the --[no-]fix-cortex-a8 command line options.
9295 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
9296 (Target_arm::relocate_stub): Use addend in instruction template.
9297 * options.h (DEFINE_bool): Set the user-set flag.
9298 (General_options): Add --[no-]-fix-cortex options.
9299 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
9300 : Update fast look-up map after conversion.
9302 2010-01-14 Sriraman Tallam <tmsriram@google.com>
9304 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
9305 in the first pass of do_layout.
9307 2010-01-13 Doug Kwan <dougkwan@google.com>
9309 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
9310 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
9311 apparent compiler problem of not folding static constant integral
9312 data members of elfcpp::Elf_sizes<32>.
9314 2010-01-13 Doug Kwan <dougkwan@google.com>
9316 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
9317 Arm_relobj::section_needs_cortex_a8_stub_scanning,
9318 Arm_relobj::scan_section_for_cortex_a8_erratum,
9319 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
9320 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
9321 sections to scan for relocation stubs into a new method
9322 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
9323 relocation and Cortex-A8 stub scanning.
9324 (Target_arm::do_relax): Force stubs to be after stubbed sections
9325 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
9326 the beginning of a new relaxation pass. Update a comment.
9327 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
9329 2010-01-12 Ian Lance Taylor <iant@google.com>
9331 * target-reloc.h (visibility_error): New inline function.
9332 (relocate_section): Call visibility_error.
9333 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
9334 (MOSTLYCLEANFILES): Likewise.
9335 (protected_4_pic.o, protected_3.err): New targets.
9336 * testsuite/protected_4.cc: New file.
9338 2010-01-12 Doug Kwan <dougkwan@google.com>
9340 * arm.cc (Cortex_a8_reloc): New class.
9341 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
9342 and cortex_a8_relocs_info_.
9343 (Target_arm::fix_cortex_a8): New method definition.
9344 (Target_arm::Cortex_a8_relocs_info): New type.
9345 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
9346 New data member declarations.
9347 (Target_arm::scan_reloc_for_stub): Record information about
9348 relocations for THUMB branches that might be exempted from the
9349 Cortex-A8 workaround.
9350 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
9351 at the beginning of a relaxation pass.
9353 2010-01-12 Doug Kwan <dougkwan@google.com>
9355 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
9356 (Arm_relobj::Mapping_symbol_position,
9357 Arm_reloj::Mapping_symbol_position_less,
9358 Arm_relobj::Mapping_symbols_info): New types.
9359 (Target_arm::is_mapping_symbol_name): New method definition.
9360 (Arm_relobj::do_count_local_symbols): Save information about mapping
9363 2010-01-11 Doug Kwan <dougkwan@google.com>
9365 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
9366 Arm_relocate_functions::thumb32_branch_upper,
9367 Arm_relocate_functions::thumb32_branch_lower,
9368 Arm_relocate_functions::thumb32_cond_branch_offset,
9369 Arm_relocate_functions::thumb32_cond_branch_upper,
9370 Arm_relocate_functions::thumb32_cond_branch_lower,
9371 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
9372 branch offset encoding.
9373 (Arm_relocate_functions::thumb_branch_common): Use new branch
9374 offset encoding methods to avoid code duplication.
9375 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
9376 (Stub_addend_reader::operator()): Use new branch encoding method
9377 to avoid code duplication.
9379 2010-01-11 Doug Kwan <dougkwan@google.com>
9381 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
9382 (Target_arm::do_finalize_sections): Define special EXIDX section
9383 symbols only if referenced.
9384 * gc.h (Garbage_collection::add_reference): New method.
9385 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
9388 2010-01-11 Ian Lance Taylor <iant@google.com>
9390 * script.cc (Version_script_info::build_expression_list_lookup):
9391 Change complaing about duplicate wildcard match from error to
9394 * script.cc (class Lazy_demangler): Recreate--revert part of patch
9396 (Version_script_info::Version_script_info): Initialize globs_,
9397 default_version_, default_is_global_, and exact_. Don't
9398 initialize globals_ or locals_.
9399 (Version_script_info::build_lookup_tables): Build local symbols
9401 (Version_script_info::unquote): New function.
9402 (Version_script_info::add_exact_match): New function.
9403 (Version_script_info::build_expression_list_lookup): Remove lookup
9404 parameter. Add is_global parameter. Change all callers. Handle
9405 wildcard pattern specially. Unquote pattern. Call
9407 (Version_script_info::get_name_to_match): New function.
9408 (Version_script_info::get_symbol_version): New function.
9409 (Version_script_info::get_symbol_version_helper): Remove.
9410 (Version_script_info::check_unmatched_names): Call unquote.
9411 * script.h (class Version_script_info): Change get_symbol_version
9412 to be non-inline and add is_global parameter; change all callers.
9413 Rewrite symbol_is_local. Update declarations. Define struct
9414 Version_tree_match, Exact, Globs. Don't define struct Lookup.
9415 Remove globals_ and locals_ members. Add exact_, globs_,
9416 default_version_, is_global_.
9417 (Version_script_info::Glob): Remove pattern, add expression and
9418 is_global. Update constructor. Change all callers.
9419 * dynobj.cc (Versions::finalize): Mark the version symbol as the
9421 (Versions::symbol_section_contents): If a symbol is undefined, or
9422 defined in a dynamic object, set the version index to
9424 * symtab.cc (Symbol_table::add_from_relobj): Don't call
9426 (Symbol_table::add_from_pluginobj): Likewise.
9427 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
9429 2010-01-11 Doug Kwan <dougkwan@google.com>
9431 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
9432 (incremental_dump_LDADD): Add linking option for libintl.
9433 * Makefile.in: Regenerate.
9435 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
9438 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
9440 * testsuite/Makefile.in: Regenerated.
9442 2010-01-10 Doug Kwan <dougkwan@google.com>
9444 * options.h (DEFINE_var): Use parentheses around argument varname__
9445 in macro body to avoid any unintended subsequent substitutions.
9447 2010-01-10 Ian Lance Taylor <iant@google.com>
9449 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
9450 candidates before doing symbol resolution.
9452 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
9453 ODR candidates if only one is weak.
9455 2010-01-08 Ian Lance Taylor <iant@google.com>
9457 * script.cc (Version_script_info::build_expression_list_lookup):
9458 Don't warn about ambiguous version, just record the ambiguity.
9459 (Version_script_info::get_symbol_version_helper): Give error if
9460 version is ambiguous.
9462 2010-01-08 Doug Kwan <dougkwan@google.com>
9464 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
9465 prev_data_size_ and prev_addralign_. Remove initializer for
9466 deleted data member has_been_changed_.
9467 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
9468 to determine if the table is empty.
9469 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
9471 (Stub_table::add_reloc_stub): Define method in class definition
9472 instead of just declaring it there.
9473 (Stub_table::add_cortex_a8_stub): New method definition.
9474 (Stub_table::update_data_size_and_addralign): Ditto.
9475 (Stub_table::finalize_stubs): Ditto.
9476 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
9477 (Stub_table::do_addralign_): Return address alignment in the
9478 (Stub_table::do_reset_address_and_file_offset): Define method in
9479 class definition instead of declaring it there. Set current data
9480 size to be the data size of the previous pass.
9481 (Stub_table::set_final_data_size): Use current data size as the
9483 (Stub_table::relocate_stub): Change parameter type of stub from
9484 Reloc_stub pointer to Stub pointer.
9485 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
9486 (Stub_table::Cortex_a8_stub_list): New typedef.
9487 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
9488 Stub_table::prev_addralign_): New data member.
9489 (Arm_relobj::Arm_relobj): Initialize data member
9490 section_has_cortex_a8_workaround_.
9491 (Arm_relobj::section_has_cortex_a8_workaround,
9492 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
9494 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
9496 (Target_arm::relocate_stub): Change parameter type of stub from
9497 Reloc_stub pointer to Stub pointer.
9498 (Insn_template::size, Insn_template::alignment): Handle
9499 THUMB16_SPECIAL_TYPE.
9500 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
9501 Stub_table::update_data_size_and_addralign,
9502 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
9504 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
9505 (Stub_table::do_write): Ditto.
9506 (Target_arm::do_relax): Adjust code for changes in Stub_table.
9508 2010-01-08 Ian Lance Taylor <iant@google.com>
9511 * symtab.h (class Symbol): Remove fields is_target_special_ and
9512 has_plt_offset_. Add field is_defined_in_discarded_section_.
9513 (Symbol::is_defined_in_discarded_section): New function.
9514 (Symbol::set_is_defined_in_discarded_section): New function.
9515 (Symbol::has_plt_offset): Rewrite.
9516 (Symbol::set_plt_offset): Verify that new offset is not -1U.
9517 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
9518 Don't initialize is_target_special_ or has_plt_offset_.
9519 Initialize is_defined_in_discarded_section_.
9520 (Symbol_table::add_from_relobj): If appropriate, set
9521 is_defined_in_discarded_section.
9522 * resolve.cc (Symbol::override_base_with_special): Don't test
9523 is_target_special_. Change has_plt_offset_ to has_plt_offset().
9524 * target-reloc.h (relocate_section): Do special handling for
9525 symbols defined in discarded sections for global symbols as well
9528 2010-01-08 Ian Lance Taylor <iant@google.com>
9530 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
9531 the SHT_SYMTAB case.
9533 2010-01-08 Ian Lance Taylor <iant@google.com>
9535 * object.cc (Sized_relobj::do_layout): Don't get confused if
9536 layout_eh_frame returns NULL.
9538 2010-01-08 Ian Lance Taylor <iant@google.com>
9541 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
9542 dynamic symbol table, use the normal symbol table.
9543 (Sized_dynobj::do_read_symbols): Remove assertion about type of
9546 2010-01-08 Ian Lance Taylor <iant@google.com>
9549 * layout.cc (Layout::include_section): Remove .gnu_debuglink
9552 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
9554 * version.cc (print_version): Change to "Copyright 2010".
9556 2010-01-08 Ian Lance Taylor <iant@google.com>
9560 * i386.cc (class Target_i386): Change return type of plt_section
9562 (class Output_data_plt_i386): Add tls_desc_rel_ field.
9563 (Output_data_plt_i386::Output_data_plt_i386): Initialize
9564 tls_desc_rel_ field.
9565 (Output_data_plt_i386::rel_tls_desc): New function.
9566 (Target_i386::rel_tls_desc_section): New function.
9567 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
9568 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
9569 R_386_TLS_DESC reloc in rel_tls_desc_section.
9570 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
9571 Define struct Tlsdesc_info.
9572 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
9573 (Target_x86_64::do_reloc_symbol_index): New function.
9574 (Target_x86_64::add_tlsdesc_info): New function.
9575 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
9576 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
9578 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
9580 (Output_data_plt_x86_64::rela_tlsdesc): New function.
9581 (Target_x86_64::rela_tlsdesc_section): New function.
9582 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
9584 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
9585 (Target_x86_64::do_reloc_addend): New function.
9586 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
9587 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
9588 declarations. Define TARGET_CODE. Add arg field to u1_ union.
9589 (Output_reloc::type): New function.
9590 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
9591 (Output_reloc::is_target_specific): New function.
9592 (Output_reloc::target_arg): New function.
9593 (class Output_reloc) [SHT_RELA]: Add four new constructors for
9594 absolute relocs and target specific relocs.
9595 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
9596 add_target_specific.
9597 (class Output_data_reloc) [SHT_RELA]: Likewise.
9598 * output.cc (Output_reloc::Output_reloc): Add four new versions
9599 for absolute relocs and target specific relocs.
9600 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
9601 (Output_reloc::get_symbol_index): Likewise.
9602 (Output_reloc::local_section_offset): Check that local_sym_index_
9603 is not TARGET_CODE or 0.
9604 (Output_reloc::symbol_value): Likewise.
9605 (Output_reloc::write) [SHT_RELA]: Call target for target specific
9607 * target.h (class Target): Add reloc_symbol_index and reloc_addend
9608 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
9610 * layout.cc (add_target_dynamic_tags): Use output section for
9611 DT_PLTRELSZ and DT_JMPREL.
9613 2010-01-07 Ian Lance Taylor <iant@google.com>
9616 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
9618 (class Output_data_reloc_generic): Define.
9619 (class Output_data_reloc_base): Change base class to
9620 Output_data_reloc_generic. Change add() method to call
9621 bump_relative_reloc_count for a relative reloc. Remove
9623 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
9625 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
9626 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
9628 * layout.h (class Layout): Update declaration.
9630 2010-01-07 Ian Lance Taylor <iant@google.com>
9632 * output.h (class Output_data): Add const version of
9633 output_section and do_output_section.
9634 (class Output_section_data): Add const version of
9636 (class Output_section): Likewise.
9637 * layout.cc (Layout::add_target_dynamic_tags): New function.
9638 * layout.h (class Layout): Update declarations.
9639 * arm.cc (Target_arm::do_finalize_sections): Use
9640 add_target_dynamic_tags.
9641 * i386.cc (Target_i386::do_finalize_sections): Likewise.
9642 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
9643 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
9644 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
9646 2010-01-07 Ian Lance Taylor <iant@google.com>
9649 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
9652 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
9653 Ian Lance Taylor <iant@google.com>
9656 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
9657 Xindex::read_symtab_xindex.
9659 2010-01-07 Doug Kwan <dougkwan@google.com>
9661 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
9662 (Insn_template::thumb16_bcond_insn): New method declaration.
9663 (Insn_template): Fix spelling.
9664 (Stub::thumb16_special): New method declaration.
9665 (Stub::do_write): Define virtual method which was previously pure
9667 (Stub::do_thumb16_special): New method declaration.
9668 (Stub::do_fixed_endian_write): New template member.
9669 (Reloc_stub::do_write): Remove.
9670 (Reloc_stub::do_fixed_endian_write): Remove.
9671 (Cortex_a8_stub): New class definition.
9672 (Stub_factory::make_cortex_a8_stub): New method definition.
9673 (Stub_factory::Stub_factory): Add missing static storage class
9674 qualifier for elf32_arm_stub_a8_veneer_blx.
9676 2010-01-07 Ian Lance Taylor <iant@google.com>
9679 * options.h (class General_options): Add --warn-unresolved-symbols
9680 and --error-unresolved-symbols.
9681 * errors.cc (Errors::undefined_symbol): Implement
9682 --warn-unresolved-symbols.
9684 * options.h (class General_options): Add -z text and -z textoff.
9685 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
9687 2010-01-06 Sriraman Tallam <tmsriram@google.com>
9689 * gc.h (Garbage_collection::Cident_section_map): New typedef.
9690 (Garbage_collection::cident_sections): New function.
9691 (Garbage_collection::add_cident_section): New function.
9692 (Garbage_collection::cident_sections_): New member.
9693 (gc_process_relocs): Add references to sections whose names are C
9695 * gold.h (cident_section_start_prefix): New constant.
9696 (cident_section_stop_prefix): New constant.
9697 (is_cident): New function.
9698 * layout.cc (Layout::define_section_symbols): Replace string constants
9699 with the newly defined constants.
9700 * object.cc (Sized_relobj::do_layout): Track sections whose names are
9702 * testsuite/Makefile.am: Add gc_orphan_section_test.
9703 * testsuite/Makefile.in: Regenerate.
9704 * testsuite/gc_orphan_section_test.cc: New file.
9705 * testsuite/gc_orphan_section_test.sh: New file.
9707 2010-01-06 Ian Lance Taylor <iant@google.com>
9710 * options.h (class General_options): Add --warn-shared-textrel.
9711 * layout.cc (Layout::finish_dynamic_section): Implement
9712 --warn-shared-textrel.
9715 * options.h (class General_options): Add --warn-multiple-gp.
9717 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9719 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
9720 $(THREADSLIB) and $(LIBDL).
9721 * Makefile.in: Rebuild.
9723 2010-01-06 Ian Lance Taylor <iant@google.com>
9726 * options.cc (General_options::parse_section_start): New function.
9727 (General_options::section_start): New function.
9728 (General_options::General_options): Initialize all members.
9729 * options.h: Include <map>
9730 (class General_options): Add --section-start. Add section_starts_
9732 * layout.cc (Layout::attach_allocated_section_to_segment): If
9733 --section-start was used, set the address of the segment. Remove
9734 local sort_sections.
9735 (Layout::relaxation_loop_body): If the address of the load segment
9736 has been set by --section-start, don't use it.
9737 * output.h (Output_segment::update_flags_for_output_section): New
9739 * output.cc (Output_segment::add_output_section): Call
9740 update_flags_for_output_section.
9742 2010-01-05 Ian Lance Taylor <iant@google.com>
9745 * options.h (class General_options): Add --undefined-version.
9746 * script.cc (struct Version_expression): Add was_matched_by_symbol
9748 (Version_script_info::matched_symbol): New function.
9749 (Version_script_info::get_symbol_version_helper): Call
9751 (Version_script_info::check_unmatched_names): New function.
9752 * script.h (class Version_script_info): Update declarations.
9753 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
9755 * options.h (class General_options): Use DEFINE_bool_alias for
9756 allow_multiple_definition.
9757 * resolve.cc (Symbol_table::should_override): Don't test
9758 allow_multiple_definition.
9761 * options.h (class General_options): Add --cref.
9762 * main.cc (main): Print cref table if --cref. Don't close mapfile
9763 until after printing cref table.
9764 * cref.cc: Include "symtab.h".
9765 (class Cref_inputs): Define Cref_table_compare and Cref_table.
9766 (Cref_table_compare::operator()): New function.
9767 (Cref_inputs::gather_cref): New function.
9768 (filecol): New static const.
9769 (Cref_inputs::print_cref): New function.
9770 (Cref::print_cref): New function.
9771 * cref.h: Include <cstdio>.
9772 (class Cref): Update declarations.
9773 * mapfile.h (Mapfile::file): New function.
9774 * object.h (class Object): Define Symbols. Declare virtual
9775 do_get_global_symbols.
9776 (Object::get_global_symbols): New function.
9777 * object.cc (Input_objects::add_object): Pass object to cref_ if
9779 (Input_objects::archive_start): Likewise.
9780 (Input_objects::archive_stop): Likewise.
9781 (Input_objects::print_cref): New function.
9782 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
9783 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
9785 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
9787 * plugin.h (class Sized_pluginobj): Update declarations.
9789 2010-01-05 Ian Lance Taylor <iant@google.com>
9791 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
9792 to is_default_version. Rename insdef to insdefault.
9793 (Symbol_table::add_from_relobj): Rename def to is_default_version
9794 and local to is_forced_local.
9795 (Symbol_table::add_from_pluginobj): Likewise.
9796 (Symbol_table::add_from_dynobj): Likewise.
9797 (Symbol_table::define_special_symbol): Rename insdef to
9800 2010-01-04 Ian Lance Taylor <iant@google.com>
9803 * options.h (class General_options): Add
9804 --allow-multiple-definition and -z muldefs.
9805 * resolve.cc (Symbol_table::should_override): Don't warn about a
9806 multiple symbol definition if --allow-multiple-definition or -z
9810 * options.h (class General_options): Add --add-needed and
9811 --copy-dt-needed-entries. Tweak --as-needed help entry.
9812 * object.cc (Input_objects::check_dynamic_dependencies): Give an
9813 error if --copy-dt-needed-entries aka --add-needed is used and
9814 would cause a change in behaviour.
9817 * options.h (class General_options): Add -G as a short version of
9818 --shared. Add no-op options -assert, -g, and -i.
9820 2010-01-04 Sriraman Tallam <tmsriram@google.com>
9822 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
9823 check for .text or .gnu.linkonce.t sections.
9824 * icf.cc (Icf::find_identical_sections): Ditto.
9825 Change the detection for mangled function name within the section
9827 * icf.h (is_section_foldable_candidate): New function.
9829 2009-12-30 Ian Lance Taylor <iant@google.com>
9832 * options.h (class General_options): Permit two dashes with
9833 --retain-symbols-file.
9835 2009-12-30 Ian Lance Taylor <iant@google.com>
9838 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
9839 don't put the file header and segment headers in the text
9843 * common.cc (Sort_commons::operator()): Stabilize sort when both
9845 (Symbol_table::do_allocate_commons_list): When allocating common
9846 symbols, skip a symbol which is no longer common.
9847 * symtab.h (Symbol::is_common): Test whether the symbol comes from
9848 an object before checking its type.
9849 * testsuite/common_test_2.c: New file.
9850 * testsuite/common_test_3.c: New file.
9851 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
9852 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
9853 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
9854 (common_test_2_pic.o, common_test_2.so): New targets.
9855 (common_test_3_pic.o, common_test_3.so): New targets.
9856 * testsuite/Makefile.in: Rebuild.
9859 * script.cc (read_input_script): If we see a new SECTIONS clause,
9860 and we have added an input section, give an error.
9861 * layout.h (class Layout): Add have_added_input_section function.
9862 Add have_added_input_section_ field.
9863 * layout.cc (Layout::Layout): Initialize
9864 have_added_input_section_.
9865 (Layout::layout): Set have_added_input_section_.
9866 (Layout::layout_eh_frame): Likewise.
9868 2009-12-30 Ian Lance Taylor <iant@google.com>
9871 * options.h (class General_options): Add --sort-common option.
9872 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
9873 * common.cc (Sort_common): Add sort_order parameter to
9874 constructor. Add sort_order_ field.
9875 (Sort_commons::operator): Check sort_order_.
9876 (Symbol_table::allocate_commons): Determine the sort order.
9877 (Symbol_table::do_allocate_commons): Add sort_order parameter.
9879 (Symbol_table::do_allocate_commons_list): Likewise.
9881 2009-12-30 Ian Lance Taylor <iant@google.com>
9884 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
9885 symbols from this object, don't change the visibility of an
9887 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
9889 2009-12-30 Ian Lance Taylor <iant@google.com>
9892 * script.h (class Version_script_info): Define Language enum.
9893 Update declarations. Define Glob, Exact, and Lookup types. Add
9894 new fields globals_, locals_, and is_finalized_.
9895 * script.cc: Various formatting fixes.
9896 (class Parser_closure): Change language_stack_ from a vector of
9897 std::string to one of Version_script_info::Language. Adjust all
9899 (class Lazy_demangler): Remove.
9900 (struct Version_expression): Change language from std::string to
9901 Version_script_info::Language.
9902 (Version_script_info::Version_script_info): New function.
9903 (Version_script_info::~Version_script_info): Don't call clear.
9904 (Version_script_info::finalize): New function.
9905 (Version_script_info::build_lookup_tables): New function.
9906 (Version_script_info::build_expression_list_lookup): New
9908 (Version_script_info::get_symbol_version_helper): Rewrite to use
9910 (Version_script_info::print_expression_list): Adjust to use
9911 Version_script_info::Language.
9912 (script_push_lex_into_version_mode): Check that the version script
9913 has not been finalized.
9914 (version_script_push_lang): Change language string to
9915 Version_script_info::Language.
9916 * options.cc (Command_line::version_script): New function.
9917 * options.h (class General_options): Add finalize_dynamic_list
9918 function. Change version_script from declaration to definition.
9919 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
9920 * testsuite/version_script.map: Remove duplicate def of foo.
9921 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
9923 * testsuite/Makefile.in: Rebuild.
9925 2009-12-30 Ian Lance Taylor <iant@google.com>
9928 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
9929 if the input symbol index is 0, make the output symbol index 0.
9931 2009-12-30 Ian Lance Taylor <iant@google.com>
9934 * options.h (class General_options): Add -x/--discard-all.
9935 * object.cc (Sized_relobj::do_count_local_symbols): Handle
9936 --discard-all. If the local symbol needs a dynamic entry, check
9937 that before handling --discard-locals.
9939 2009-12-30 Ian Lance Taylor <iant@google.com>
9942 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
9944 (Output_segment::add_output_section): Don't change the flags if
9948 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
9949 GNU hash table if they need a dynamic value. Otherwise, don't add
9950 them if they are defined in a dynamic object or are forced local.
9952 2009-12-29 Ian Lance Taylor <iant@google.com>
9955 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
9956 .gnu.hash table for a 32-bit target.
9959 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
9960 regular and a dynamic object only needs a dynamic symbol table
9961 entry if it is externally visible.
9964 * i386.cc (class Target_i386): Initialize global_offset_table_ in
9965 constructor. Add global_offset_table_ field.
9966 (Target_i386::got_section): Set global_offset_table_.
9967 (Target_i386::do_finalize_sections): Set global_offset_table_
9969 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
9970 in constructor. Add global_offset_table_ field.
9971 (Target_x86_64::got_section): Set global_offset_table_.
9972 (Target_x86_64::do_finalize_sections): Set global_offset_table_
9975 * layout.cc (Layout::Layout): Initialize increase_relro_.
9976 (Layout::get_output_section): Add is_relro, is_last_relro, and
9977 is_first_non_relro parameters. Change all callers.
9978 (Layout::choose_output_section): Likewise.
9979 (Layout::add_output_section_data): Likewise.
9980 (Layout::make_output_section): Likewise.
9981 (Layout::set_segment_offsets): Clear increase_relro when using a
9983 * layout.h (class Layout): Add increase_relro method. Add
9984 increase_relro_ field. Update declarations.
9985 * output.cc (Output_section::Output_section): Initialize
9986 is_last_relro_ and is_first_non_relro_.
9987 (Output_segment::add_output_section): Group relro sections is
9988 do_sort is true. Handle is_last_relro and is_first_non_relro.
9989 (Output_segment::maximum_alignment): Remove relro handling.
9990 (Output_segment::set_section_addresses): Add increase_relro
9991 parameter. Change all callers. Add initial alignment to align
9992 relro sections on separate page. Remove old relro handling.
9993 (Output_segment::set_section_list_addresses): Remove in_relro
9994 parameter. Change all callers.
9995 (Output_segment::set_offset): Add increase parameter. Change all
9996 callers. Remove old relro handling.
9997 * output.h (class Output_section): Add new methods: is_last_relro,
9998 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
9999 Add is_last_relro_ and is_first_non_relro_ fields.
10000 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
10001 Create separate .got.plt section. Call increase_relro.
10002 * x86_64.cc (Target_x86_64::got_section): Likewise.
10003 * testsuite/relro_script_test.t: Add .got.plt.
10006 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
10007 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
10008 (Layout::finalize): Call set_dynamic_symbol_size.
10009 (Layout::set_dynamic_symbol_size): New function.
10010 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
10011 set_dynamic_symbol_size.
10014 * output.h (class Output_section): Add is_entsize_zero_ field.
10015 * output.cc (Output_section::Output_section): Initialize
10017 (Output_section::set_entsize): If two different entsizes are
10018 requested, force it to zero.
10019 (Output_section::add_input_section): Set flags for .debug_str
10020 before updating section flags. Set entsize.
10021 (Output_section::update_flags_for_input_section): Set SHF_MERGE
10022 and SHF_STRING if all input sections have those flags.
10024 2009-12-29 Rafael Espindola <espindola@google.com>
10026 * main.cc (main): Fix the sys time reporting.
10027 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
10030 2009-12-29 Sriraman Tallam <tmsriram@google.com>
10032 * options.cc (General_options::parse_version): Allow -v to exit
10033 without an error if there is nothing to link.
10035 2009-12-29 Ian Lance Taylor <iant@google.com>
10037 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
10038 using a version of gcc before 4.1.
10039 * configure: Rebuild.
10041 2009-12-28 Chris Demetriou <cgd@google.com>
10043 * attributes.cc (Output_attributes_section_data::do_write): Use
10044 std::vector::front rather than std::vector::data.
10046 2009-12-28 Ian Lance Taylor <iant@google.com>
10048 * symtab.h (class Symbol_table): Add enum Defined.
10049 * resolve.cc (Symbol_table::should_override): Add defined
10050 parameter. Change all callers. Test whether object is NULL
10051 before calling a method on it.
10052 (Symbol_table::report_resolve_problem): Add defined parameter.
10053 Change all callers.
10054 (Symbol_table::should_override_with_special): Likewise.
10055 * symtab.cc (Symbol_table::define_in_output_data): Add defined
10056 parameter. Change all callers.
10057 (Symbol_table::do_define_in_output_data): Likewise.
10058 (Symbol_table::define_in_output_segment): Likewise.
10059 (Symbol_table::do_define_in_output_segment): Likewise.
10060 (Symbol_table::define_as_constant): Likewise.
10061 (Symbol_table::do_define_as_constant): Likewise.
10062 * script.h (class Symbol_assignment): Add is_defsym parameter to
10063 constructor; change all callers.
10064 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
10065 parameter. Change all callers. Add is_defsym_ field.
10066 (class Parser_closure): Add parsing_defsym parameter to
10067 constructor; change all callers. Add parsing_defsym accessor
10068 function. Add parsing_defsym_ field.
10070 2009-12-28 Ian Lance Taylor <iant@google.com>
10072 * gold.cc (queue_middle_tasks): Fix formatting.
10073 * object.cc (Relobj::is_section_name_included): Likewise.
10075 2009-12-23 Ian Lance Taylor <iant@google.com>
10077 * i386.cc (Target_i386::do_calls_non_split): Recognize
10078 -fsplit-stack prologue for a function with a static chain.
10079 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
10080 -fsplit-stack prologue when using %r11.
10082 2009-12-21 Sriraman Tallam <tmsriram@google.com>
10084 * options.cc (General_options::parse_version): Make -v continue and do
10085 the link like GNU ld does.
10087 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
10089 * Makefile.am (CCFILES): Add timer.cc.
10090 (HFILES): Add timer.h.
10091 * configure.ac: Check for sysconf and times.
10092 * main.cc: include timer.h.
10093 (main): Use Timer instead of get_run_time.
10096 * workqueue.cc: include timer.h.
10097 (Workqueue::find_and_run_task):
10098 Report user, sys and wall time.
10099 * Makefile.in: Regenerate.
10100 * config.in: Regenerate.
10101 * configure: Regenerate.
10103 2009-12-16 Doug Kwan <dougkwan@google.com>
10105 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
10107 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
10108 relaxed input sections.
10109 * output.cc (Output_section::find_relaxed_input_section): Change
10110 return type to Output_relaxed_input_section pointer. Adjust code
10111 for new type of relaxed_input_section_map_.
10112 * output.h (Output_section::find_relaxed_input_section): Change
10113 return type to Output_relaxed_input_section pointer.
10114 (Output_section::Output_relaxed_input_section_by_input_section_map):
10116 (Output_section::relaxed_input_section_map_): Change type to
10117 Output_section::Output_relaxed_input_section_by_input_section_map.
10118 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
10121 2009-12-15 Ian Lance Taylor <iant@google.com>
10123 * layout.cc (Layout::create_shstrtab): Only write out after input
10124 sections if we are compressing debug sections.
10126 2009-12-15 Ian Lance Taylor <iant@google.com>
10128 * archive.cc (Archive::add_symbols): Only look up a symbol without
10129 a version if there is, in fact, a version.
10131 2009-12-14 Ian Lance Taylor <iant@google.com>
10133 Revert -Wshadow changes, all changes from:
10134 2009-12-11 Doug Kwan <dougkwan@google.com>
10135 2009-12-11 Nick Clifton <nickc@redhat.com>
10136 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
10138 2009-12-11 Doug Kwan <dougkwan@google.com>
10140 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
10142 * attributes.cc (Object_attribute::size): Ditto.
10143 (Attributes_section_data::size): Ditto.
10144 (Attributes_section_data::Attributes_section_data): Ditto.
10145 (Output_attributes_section_data::do_write): Ditto.
10146 * attributes.h (Object_attribute::set_type): Ditto.
10147 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
10149 2009-12-11 Nick Clifton <nickc@redhat.com>
10151 * archive.cc: Fix shadowed variable warnings.
10152 * arm.cc: Likewise.
10153 * compressed_output.cc: Likewise.
10154 * compressed_output.h: Likewise.
10155 * configure: Likewise.
10156 * dwarf_reader.cc: Likewise.
10157 * dynobj.cc: Likewise.
10158 * dynobj.h: Likewise.
10159 * ehframe.cc: Likewise.
10160 * ehframe.h: Likewise.
10161 * errors.cc: Likewise.
10162 * expression.cc: Likewise.
10163 * fileread.cc: Likewise.
10164 * fileread.h: Likewise.
10165 * freebsd.h: Likewise.
10166 * i386.cc: Likewise.
10167 * icf.cc: Likewise.
10168 * incremental.h: Likewise.
10169 * layout.cc: Likewise.
10170 * layout.h: Likewise.
10171 * mapfile.cc: Likewise.
10172 * merge.cc: Likewise.
10173 * merge.h: Likewise.
10174 * object.cc: Likewise.
10175 * object.h: Likewise.
10176 * options.h: Likewise.
10177 * output.cc: Likewise.
10178 * output.h: Likewise.
10179 * parameters.cc: Likewise.
10180 * plugin.cc: Likewise.
10181 * powerpc.cc: Likewise.
10182 * reduced_debug_output.cc: Likewise.
10183 * reduced_debug_output.h: Likewise.
10184 * reloc.cc: Likewise.
10185 * reloc.h: Likewise.
10186 * resolve.cc: Likewise.
10187 * script-sections.cc: Likewise.
10188 * script.cc: Likewise.
10189 * script.h: Likewise.
10190 * sparc.cc: Likewise.
10191 * symtab.cc: Likewise.
10192 * symtab.h: Likewise.
10193 * target-select.cc: Likewise.
10194 * target-select.h: Likewise.
10195 * token.h: Likewise.
10196 * workqueue.cc: Likewise.
10197 * workqueue.h: Likewise.
10198 * x86_64.cc: Likewise.
10200 2009-12-10 Doug Kwan <dougkwan@google.com>
10202 * arm.cc (attributes.h): New include.
10203 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
10204 (Arm_relobj::~Arm_relobj): Delete object pointed by
10205 attributes_section_data_.
10206 (Arm_relobj::attributes_section_data): New method definition.
10207 (Arm_relobj::attributes_section_data_): New data member declaration.
10208 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
10209 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
10210 attributes_section_data_.
10211 (Arm_dynobj::attributes_section_data): New method definition.
10212 (Arm_dynobj::attributes_section_data_): New data member declaration.
10213 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
10214 initialization value of may_use_blx_ to false.
10215 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
10216 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
10217 object attributes to compute results instead of hard-coding.
10218 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
10219 Target_arm::get_secondary_compatible_arch,
10220 Target_arm::set_secondary_compatible_arch
10221 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
10222 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
10223 New method declarations.
10224 (Target_arm::get_aeabi_object_attribute): New method definition.
10225 (Target_arm::attributes_section_data_): New data member declaration.
10226 (read_arm_attributes_section): New template definition.
10227 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
10228 (Arm_dynobj::do_read_symbols): Ditto.
10229 (Target_arm::do_finalize_sections): Merge attributes sections from
10230 input. Check for BLX use after attributes section merging.
10231 Fix __exidx_start and __exidx_end visibility. Create an
10232 .ARM.attributes section if necessary.
10233 (Target_arm::get_secondary_compatible_arch,
10234 Target_arm::set_secondary_compatible_arch,
10235 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
10236 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
10237 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
10238 New method definitions.
10240 2009-12-09 Ian Lance Taylor <iant@google.com>
10242 * plugin.cc (Plugin::load): Don't cast from void* to a function
10245 2009-12-09 Ian Lance Taylor <iant@google.com>
10247 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
10248 information fields.
10250 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
10252 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
10253 Replace two_file_shared_1.so with two_file_shared_2.so.
10254 * testsuite/Makefile.in: Regenerated.
10256 2009-12-08 Doug Kwan <dougkwan@google.com>
10258 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
10259 (HFILES): Add attributes.h and int_encoding.h.
10260 * Makefile.in: Regenerate.
10261 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
10262 function definitions to int_encoding.cc
10263 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
10264 prototypes to int_encoding.h
10265 * reduced_debug_output.cc (int_encoding.h): New include.
10266 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
10267 function definitions to int_encoding.cc
10268 (insert_into_vector, read_from_pointer): Move template definitions to
10270 * attributes.cc: New file.
10271 * attributes.h: New file.
10272 * int_encoding.cc: New file.
10273 * int_encoding.h: New file.
10275 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
10278 * incremental-dump.cc (dump_incremental_inputs): New.
10279 (main): Use dump_incremental_inputs.
10281 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
10284 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
10285 checking elfcpp::STT_FUNC.
10286 (Target_i386::Relocate::relocate): Likewise.
10287 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
10289 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
10290 symbols from shared libraries into normal FUNC symbols.
10292 * symtab.h (Symbol): Add is_func and use it.
10294 2009-12-05 Doug Kwan <dougkwan@google.com>
10296 * arm.cc (Target_arm::arm_info): Initialize new fields
10297 attributes_section and attributes_vendor.
10298 * i386.cc (Target_i386::i386_info): Same.
10299 * object.cc (Sized_relobj::do_layout): Skip attribute section.
10300 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
10301 fields attributes_section and attributes_vendor.
10302 * sparc.cc (Target_sparc::sparc_info): Same.
10303 * target.h (Target::attributes_section, Target::attributes_vendor,
10304 Target::is_attributes_section, Target::attribute_arg_type,
10305 Target::attributes_order): New method definitions.
10306 (Target::Target_info::attributes_section,
10307 Target::Target_info::attributes_vendor): New fields.
10308 (Target::do_attribute_arg_type, Target::do_attributes_order): New
10309 virtual method definitions.
10310 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
10311 attributes_section and attributes_vendor.
10312 * testsuite/testfile.cc (Target_test::test_target_info): Same.
10314 2009-12-05 Doug Kwan <dougkwan@google.com>
10316 * arm.cc: Update comments about interworking and stub generation.
10317 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
10318 considered as non-PIC.
10319 (Arm_relocate_functions::base_abs): Fix formatting.
10320 (Arm_relocate_functions::got_prel): Fix comment. Change interface
10321 of function to use GOT entry address instead of offset.
10322 (Target_arm::Scan::global): Issue an error if a symbol would need a
10323 PLT does not get one because it is untyped. Remove code to create
10324 dynamic symbols for relative branches.
10325 (Target_arm::Relocate::relocate: Use 0 instead of false since function
10326 takes unsigned integer instead of boolean.
10328 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
10330 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
10331 (two_file_test_LDADD): Likewise.
10332 (common_test_1_LDADD): Likewise.
10333 (exception_test_LDADD) Likewise.
10334 (weak_test_LDADD): Likewise.
10335 (many_sections_test_LDADD): Likewise.
10336 (initpri1_LDADD): Likewise.
10337 (script_test_1_LDADD): Likewise.
10338 (script_test_2_LDADD): Likewise.
10339 (justsyms_LDADD): Likewise.
10340 (binary_test_LDADD): Likewise.
10341 (large_LDADD): Likewise.
10342 * testsuite/Makefile.in: Regenerated.
10344 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
10346 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
10347 (Symbol_table::override_with_special): Likewise.
10348 (Symbol_table::add_from_object): Likewise.
10350 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
10352 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
10353 Don't set the data_offset twice.
10355 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
10357 * testsuite/Makefile.in: Regenerate.
10359 2009-12-03 Doug Kwan <dougkwan@google.com>
10361 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
10362 (Target_arm::do_finalize_sections): Add parameter for symbol table
10363 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
10364 * i386.cc (Target_i386::do_finalize_sections): Add an additional
10365 parameter for symbol table pointer.
10366 * layout.cc (Layout::finalize): Call Target::finalize_sections with
10367 an additional parameter for a pointer to symbol table.
10368 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
10369 parameter for a symbol table pointer.
10370 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
10371 * target.h (Target::finalize_sections, Target::do_finalize_sections):
10373 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
10374 parameter for a symbol table pointer.
10376 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
10378 * incremental.cc (Incremental_inputs_header)
10379 (Incremental_inputs_header_write, Incremental_inputs_entry)
10380 (Incremental_inputs_entry_write): Move ...
10381 * incremental.h (Incremental_inputs_header)
10382 (Incremental_inputs_header_write, Incremental_inputs_entry)
10383 (Incremental_inputs_entry_write): here.
10385 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10387 * incremental.cc (make_sized_incremental_binary): Set the target.
10388 Error if it is incompatible.
10389 * output.h (Output_file): Add filename method.
10391 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10393 * incremental.cc (Incremental_inputs_entry): Remove unused argument
10394 from the get_* methods.
10396 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10398 * incremental-dump.cc (main): Check that the offeset of a script is 0.
10399 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
10400 Write 0 for the data_offset of scripts.
10402 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10404 * testsuite/Makefile.am: Add the incremental_test.sh test.
10405 * testsuite/incremental_test.sh: New.
10406 * testsuite/incremental_test_1.c: New.
10407 * testsuite/incremental_test_2.c: New.
10409 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
10411 * incremental-dump.cc (main): Fix typos.
10413 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
10416 * incremental-dump.cc (main): Use llu to print 64 bit values.
10418 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
10419 H.J. Lu <hongjiu.lu@intel.com>
10421 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
10423 (incremental_dump_LDADD): Likewise.
10424 * Makefile.in: Regenerated.
10426 2009-11-25 Doug Kwan <dougkwan@google.com>
10430 2009-11-25 Doug Kwan <dougkwan@google.com>
10432 * arm.cc (Target_arm::Target_arm): Move method definition
10433 outside of class definition. Add code to handle
10434 --target1-rel, --target1-abs and --target2= options.
10435 (Target_arm::get_reloc_reloc_type): Change method to be
10436 non-static and const.
10437 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
10438 New data member declaration.
10439 (Target_arm::Scan::local, Target_arm::Scan::global,
10440 Target_arm::Relocate::relocate,
10441 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10442 Adjust call to Target_arm::get_real_reloc_type.
10443 (Target_arm::get_real_reloc_type): Use command line options
10444 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
10445 * options.h (--target1-rel, --target1-abs, --target2): New
10448 2009-11-25 Doug Kwan <dougkwan@google.com>
10450 * arm.cc (Target_arm::Target_arm): Move method definition outside of
10451 class definition. Add code to handle --target1-rel, --target1-abs
10452 and --target2= options.
10453 (Target_arm::get_reloc_reloc_type): Change method to be non-static
10455 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
10456 member declaration.
10457 (Target_arm::Scan::local, Target_arm::Scan::global,
10458 Target_arm::Relocate::relocate,
10459 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
10460 call to Target_arm::get_real_reloc_type.
10461 (Target_arm::get_real_reloc_type): Use command line options to
10462 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
10463 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
10466 2009-11-25 Doug Kwan <dougkwan@google.com>
10468 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
10469 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
10470 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
10472 (Arm_relocate_functions::thm_call): Replace body with a call to
10473 Arm_relocate_functions::thumb_branch_common.
10474 (Arm_relocate_functions::thm_jump24,
10475 Arm_relocate_functions::thm_xpc22): New method definitions.
10476 (Arm_relocate_functions::thumb_branch_common): New method definition.
10477 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
10479 (Target_arm::Relocate::relocate): Adjust call to thm_call.
10480 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
10482 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
10484 * Makefile.am: Build incremental-dump
10485 * Makefile.in: Regenerate.
10486 * incremental-dump.cc: New.
10487 * incremental.cc (Incremental_inputs_header_data,
10488 Incremental_inputs_entry_data): Move to incremental.h
10489 * incremental.h: (Incremental_inputs_header_data,
10490 Incremental_inputs_entry_data): Move from incremental.cc
10492 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
10494 * incremental.cc (Incremental_inputs_header,
10495 Incremental_inputs_header_write, Incremental_inputs_entry,
10496 Incremental_inputs_entry_write): Add a typedef with the data type.
10498 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
10500 * incremental.cc (Incremental_inputs_header,
10501 Incremental_inputs_header_write, Incremental_inputs_entry,
10502 Incremental_inputs_entry_write): Update comment about which
10503 type has the filed descriptions.
10505 2009-11-15 Doug Kwan <dougkwan@google.com>
10507 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
10508 (Arm_relocate_functions::arm_branch_common): Change method defintion
10509 in class definition to a method declaration and update list of formal
10511 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
10512 Arm_relocation_functions::jump24): Adjust call to
10513 Arm_relocate_functions::arm_branch_common. Update list of formal
10515 (Arm_relocate_functions::xpc25): New method definition.
10516 (Arm_relocate_functions::arm_branch_common): Move method defintion
10517 out from class definition. Use stubs for mode-switching and extending
10519 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
10520 specially. Change code to enable use of stubs in ARM branches.
10522 2009-11-10 Doug Kwan <dougkwan@google.com>
10524 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
10525 in method declaration.
10526 (Target_arm::relocate_stub): New method declaration.
10527 (Target_arm::default_target): Change to return a pointer instead of
10529 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
10530 Target_arm::default_target.
10531 (Arm_Relobj::do_relocate_sections): Remove options paramater in
10533 (Target_arm::relocate_section): Adjust view.
10534 (Target_arm::relocate_stub): New method definition.
10536 2009-11-10 Doug Kwan <dougkwan@google.com>
10538 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
10540 * incremental.cc (open_incremental_binary): Initialized local
10541 variables to avoid warnings.
10542 * object.cc (make_elf_object): Ditto.
10543 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
10546 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
10549 * testsuite/plugin_test.c: Include "config.h".
10551 2009-11-09 Doug Kwan <dougkwan@google.com>
10553 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
10554 (arm_symbol_value): Remove.
10555 (Arm_relocate_functions::arm_branch_common,
10556 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
10557 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
10558 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
10559 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
10560 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
10561 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
10562 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
10563 Arm_relocate_functions::thm_mobw_abs_nc,
10564 Arm_relocate_functions::thm_mov_abs,
10565 Arm_relocate_functions::movw_prel_nc,
10566 Arm_relocate_functions::thm_movt_abs,
10567 Arm_relocate_functions::movt_prel,
10568 Arm_relocate_functions::thm_movw_prel_nc,
10569 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
10570 (Target_arm::Relocate::relocate): Only decompose address into two
10571 parts if relocation type uses the thumb-bit and pass the actual
10572 bit instead of a flag indicating that the thumb-bit is used. Adjust
10573 calls to methods in Arm_relocate_functions for this change.
10575 2009-11-08 Ian Lance Taylor <iant@google.com>
10578 * reloc.cc: Instantiate
10579 Sized_relobj::initialize_input_to_output_maps and
10580 Sized_relobj:free_input_to_output_maps.
10582 2009-11-06 Ian Lance Taylor <iant@google.com>
10585 * defstd.cc (in_segment): Set only_if_ref true for "end".
10587 2009-11-06 Doug Kwan <dougkwan@google.com>
10589 * arm.cc (class Reloc_stub): Correct a comment.
10590 (Target_arm::Target_arm): Initialize arm_input_section_map_.
10591 (Target_arm::scan_section_for_stubs): New method declaration.
10592 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
10593 Change methods from private to protected.
10594 (Target_arm::do_may_relax): New method definition.
10595 (Target_arm::do_relax, Target_arm::group_sections,
10596 Target_arm::scan_reloc_for_stub,
10597 Target_arm::scan_reloc_section_for_stubs): New method declarations.
10598 (Target_arm::arm_input_section_map_): New data member declaration.
10599 (Target_arm::scan_reloc_for_stub,
10600 Target_arm::scan_reloc_section_for_stubs,
10601 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
10602 Target_arm::do_relax): New method definitions.
10604 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
10606 * configure.ac: Check for (struct stat)::st_mtim
10607 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
10608 * config.in: Regenerate.
10609 * configure: Regenerate.
10611 2009-11-05 Ian Lance Taylor <iant@google.com>
10614 * output.cc (Output_segment::add_output_section): Add missing
10617 2009-11-04 Ian Lance Taylor <iant@google.com>
10620 * object.h (class Object): Add is_needed and set_is_needed
10621 methods. Add is_needed_ field. Make bool fields into bitfields.
10622 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
10623 defined in a dynamic object and referenced by a regular object,
10624 set is_needed for the dynamic object.
10625 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
10626 if the file is marked with as_needed and it is not needed.
10628 2009-11-04 Ian Lance Taylor <iant@google.com>
10631 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
10632 tags if data is discarded by linker script.
10633 * i386.cc (Target_i386::do_finalize_sections): Likewise.
10634 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
10635 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
10636 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
10638 2009-11-04 Ian Lance Taylor <iant@google.com>
10640 * layout.cc (Layout::get_output_section): Add is_interp and
10641 is_dynamic_linker_section parameters. Change all callers.
10642 (Layout::choose_output_section): Likewise.
10643 (Layout::make_output_section): Likewise.
10644 (Layout::add_output_section_data): Add is_dynamic_linker_section
10645 parameter. Change all callers.
10646 * layout.h (class Layout): Update declarations.
10647 * output.h (class Output_section): Add is_interp, set_is_interp,
10648 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
10649 Add is_interp_, is_dynamic_linker_section_ fields. Change
10650 generate_code_fills_at_write_ to a bitfield.
10651 * output.cc (Output_section::Output_sections): Initialize new
10653 (Output_segment::add_output_section): Add do_sort parameter.
10654 Change all callers.
10656 2009-11-03 Ian Lance Taylor <iant@google.com>
10659 * options.h (class General_options): Add --warn-common.
10660 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
10661 merging two common symbols.
10662 (Symbol_table::should_override): Handle --warn-common when merging
10663 a common symbol with a defined symbol. Use report_resolve_problem
10664 for multiple definitions.
10665 (Symbol_table::report_resolve_problem): New function.
10666 * symtab.h (class Symbol_table): Declare report_resolve_problem.
10668 2009-11-03 Doug Kwan <dougkwan@google.com>
10670 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
10672 (Target_arm::stub_factory): New method definition.
10673 (Target_arm::new_arm_input_section,
10674 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
10675 Target_arm::reloc_uses_thumb_bit): New method declarations.
10676 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
10677 New type definitions.
10678 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
10679 member declarations.
10680 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
10681 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
10682 New method definitions.
10684 2009-11-03 Ian Lance Taylor <iant@google.com>
10686 * options.h (class General_options): Add --warn_constructors.
10688 2009-11-03 Ian Lance Taylor <iant@google.com>
10691 * defstd.cc (in_section): Add entries for __rel_iplt_start,
10692 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
10694 2009-11-03 Ian Lance Taylor <iant@google.com>
10697 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
10698 --msgid-bugs-address.
10699 (install-pdf): New target.
10700 (install-data_yes): Look up one directory to find mkinstalldirs.
10702 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
10704 * po/Make-in (.po.gmo): Don't generate .gmo files in source
10707 2009-10-30 Doug Kwan <dougkwan@google.com>
10709 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
10711 2009-10-30 Doug Kwan <dougkwan@google.com>
10713 * arm.cc (Stub_addend_reader): New struct template definition
10714 and partial specializations.
10715 (Stub_addend_reader::operator()): New method definition for a
10716 partially specialized template.
10718 2009-10-30 Doug Kwan <dougkwan@google.com>
10720 * arm.cc (Arm_relobj::processor_specific_flags): New method
10722 (Arm_relobj::do_read_symbols): New method declaration.
10723 (Arm_relobj::processor_specific_flags_): New data member declaration.
10724 (Arm_dynobj): New class definition.
10725 (Target_arm::do_finalize_sections): Add input_objects parameter.
10726 (Target_arm::do_adjust_elf_header): New method declaration.
10727 (Target_arm::are_eabi_versions_compatible,
10728 (Target_arm::merge_processor_specific_flags): New method declaration.
10729 (Target_arm::do_make_elf_object): New overloaded method definitions
10731 (Arm_relobj::do_read_symbols): New method definition.
10732 (Arm_dynobj::do_read_symbols): Ditto.
10733 (Target_arm::do_finalize_sections): Add input_objects parameters.
10734 Merge processor-specific flags from all input objects.
10735 (Target_arm::are_eabi_versions_compatible,
10736 Target_arm::merge_processor_specific_flags,
10737 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
10738 New method definitions.
10739 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
10740 Input_objects pointer type parameter.
10741 * layout.cc (Layout::finalize): Pass input objects to target's.
10742 finalize_sections function.
10743 * output.cc (Output_file_header::do_sized_write): Set ELF file
10744 header's processor-specific flags.
10745 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
10746 Input_objects pointer type parameter.
10747 * sparc.cc (Target_sparc::do_finalize_sections): Same.
10748 * target.h (Input_objects): New forward class declaration.
10749 (Target::processor_specific_flags,
10750 Target::are_processor_specific_flags_sect): New method definitions.
10751 (Target::finalize_sections): Add input_objects parameter.
10752 (Target::Target): Initialize processor_specific_flags_ and
10753 are_processor_specific_flags_set_.
10754 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
10756 (Target::set_processor_specific_flags): New method definition.
10757 (Target::processor_specific_flags_,
10758 Target::are_processor_specific_flags_set_): New data member
10760 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
10761 Input_objects pointer type parameter.
10763 2009-10-30 Doug Kwan <dougkwan@google.com>
10765 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
10767 2009-10-28 Ian Lance Taylor <iant@google.com>
10769 * object.h (class Relobj): Drop options parameter from
10770 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
10771 do_scan_relocs, do_relocate. Change all callers.
10772 (class Sized_relobj): Drop options parameters from
10773 do_gc_process_relocs, do_scan_relocs, do_relocate,
10774 do_relocate_sections, relocate_sections, emit_relocs_scan,
10775 emit_relocs_scan_reltype. Change all callers.
10776 (struct Relocate_info): Remove options field and all references to
10778 * reloc.h (class Read_relocs): Remove options constructor
10779 parameter and options_ field. Change all callers.
10780 (class Gc_process_relocs, class Scan_relocs): Likewise.
10781 (class Relocate_task): Likewise.
10782 * target-reloc.h (scan_relocs): Remove options parameter. Change
10784 (scan_relocatable_relocs): Likewise.
10785 * target.h (class Sized_target): Remove options parameter from
10786 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
10788 * gc.h (gc_process_relocs): Remove options parameter. Change all
10790 * arm.cc: Update functions to remove options parameters.
10791 * i386.cc: Likewise.
10792 * powerpc.cc: Likewise.
10793 * sparc.cc: Likewise.
10794 * x86_64.cc: Likewise.
10795 * testsuite/testfile.cc: Likewise.
10797 2009-10-28 Doug Kwan <dougkwan@google.com>
10799 * arm.cc (Arm_relobj): New class definition.
10800 (Arm_relobj::scan_sections_for_stubs,
10801 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
10802 New method definitions.
10804 2009-10-28 Cary Coutant <ccoutant@google.com>
10806 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
10807 (Plugin::cleanup_done_): New member.
10808 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
10809 (Plugin_manager::cleanup_done_): Remove.
10810 (Plugin_manager::add_input_file): Edit error message.
10811 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
10812 (Plugin_manager::cleanup): Remove use of cleanup_done_.
10814 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
10816 * fileread.cc: (File_read::View::~View): Use the new
10817 data_ownership_ filed.
10818 (File_read::~File_read): Dispose the new whole_file_view_.
10819 (File_read::open): Mmap the whole file if needed.
10820 (File_read::open): Use whole_file_view_ instead of contents_.
10821 (File_read::find_view): Use whole_file_view_ if applicable.
10822 (File_read::do_read): Use whole_file_view_ instead of contents_.
10823 (File_read::make_view): Use whole_file_view_ instead of contents_,
10824 update File_read::View::View call.
10825 (File_read::find_or_make_view): Update File_read::View::View
10827 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
10829 (File_read::View::Data_ownership): New enum.
10830 (File_read::View::View): Replace bool mapped_ with Data_ownership
10832 (File_read::View::mapped_): Remove (replaced by data_ownership_).
10833 (File_read::View::data_ownership_): New field.
10834 (File_read::contents_): Remove (replaced by whole_file_view_).
10835 (File_read::whole_file_view_): New field.
10836 * options.h (class General_options): Add --keep-files-mapped.
10838 2009-10-27 Cary Coutant <ccoutant@google.com>
10840 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
10841 * testsuite/Makefile.am (plugin_test_5): New test case.
10842 * testsuite/Makefile.in: Regenerate.
10844 2009-10-25 Doug Kwan <dougkwan@google.com>
10846 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
10847 from private to protected to allow access by child class.
10848 (Sized_relobj::do_relocate_sections): New method declaration.
10849 (Sized_relobj::relocate_sections): Virtualize.
10850 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
10851 Sized_relobj::relocate_sections. Instantiate template explicitly
10852 for different target sizes and endianity.
10854 2009-10-24 Doug Kwan <dougkwan@google.com>
10856 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
10857 (Arm_input_section::as_arm_input_section): New method.
10858 (Arm_output_section): New class definition.
10859 (Arm_output_section::create_stub_group,
10860 Arm_output_section::group_sections): New method definitions.
10862 2009-10-22 Doug Kwan <dougkwan@google.com>
10864 * arm.cc (Arm_input_section): New class definition.
10865 (Arm_input_section::init, Arm_input_section:do_write,
10866 Arm_input_section::set_final_data_size,
10867 Arm_input_section::do_reset_address_and_file_offset): New method
10870 2009-10-21 Doug Kwan <dougkwan@google.com>
10872 * arm.cc (Stub_table, Arm_input_section): New forward class
10874 (Stub_table): New class defintion.
10875 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
10876 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
10877 New method definition.
10879 2009-10-21 Doug Kwan <dougkwan@google.com>
10881 * arm.cc: Update copyright comments.
10882 (Target_arm): New forward class template declaration.
10883 (Arm_address): New type.
10884 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
10885 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
10886 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
10888 (Insn_template): Same.
10889 (DEF_STUBS): New macro.
10890 (Stub_type): New enum type.
10891 (Stub_template): New class definition.
10893 (Reloc_stub): Same.
10894 (Stub_factory): Same.
10895 (Target_arm::Target_arm): Initialize may_use_blx_ and
10896 should_force_pic_veneer_.
10897 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
10898 Target_arm::should_force_pic_veneer,
10899 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
10900 Target_arm::using_thumb_only, Target_arm:;default_target): New
10902 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
10903 New data member declarations.
10904 (Insn_template::size, Insn_template::alignment): New method defintions.
10905 (Stub_template::Stub_template): New method definition.
10906 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
10907 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
10908 (Stub_factory::Stub_factory): New method definition.
10909 * gold.h (string_hash): New template.
10910 * output.h (Input_section_specifier::hash_value): Use
10912 (Input_section_specifier::string_hash): Remove.
10913 * stringpool.cc (Stringpool_template::string_hash): Use
10916 2009-10-20 Doug Kwan <dougkwan@google.com>
10918 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
10919 symbols of relaxed input sections.
10920 * output.h (Output_section::find_relaxed_input_section): Make
10923 2009-10-16 Doug Kwan <dougkwan@google.com>
10925 * dynobj.cc (Versions::Versions): Initialize version_script_.
10926 Only insert base version symbol definition for a shared object
10927 if version script defines any version versions.
10928 (Versions::define_base_version): New method definition.
10929 (Versions::add_def): Check that base version is not needed.
10930 (Versions::add_need): Define base version lazily.
10931 * dynobj.h (Versions::define_base_version): New method declaration.
10932 (Versions::needs_base_version_): New data member declaration.
10933 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
10934 (check_DATA): Add no_version_test.stdout.
10935 (libno_version_test.so, no_version_test.o no_version_test.stdout):
10937 * testsuite/Makefile.in: Regenerate.
10938 * testsuite/no_version_test.c: New file.
10939 * testsuite/no_version_test.sh: Ditto.
10941 2009-10-16 Doug Kwan <dougkwan@google.com>
10943 * expression.cc (class Segment_start_expression): New class definition.
10944 (Segment_start_expression::value): New method definition.
10945 (script_exp_function_segment_start): Return a new
10946 Segment_start_expression.
10947 * gold/script-c.h (script_saw_segment_start_expression): New function
10949 * script-sections.cc (Script_sections::Script_sections): Initialize
10950 SAW_SEGMENT_START_EXPRESSION_ to false.
10951 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
10952 and -Tbbs options to specify section addresses if given in
10953 command line and no SEGMENT_START expression is seen in a script.
10954 * script-sections.h (Script_sections::saw_segment_start_expression,
10955 Script_sections::set_saw_segment_start_expression): New method
10957 (Script_sections::saw_segment_start_expression_): New data member
10959 * script.cc (script_saw_segment_start_expression): New function.
10960 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
10961 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
10962 script_test_7.sh and script_test_8.sh.
10963 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
10964 script_test_8.stdout.
10965 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
10966 (script_test_6, script_test_6.stdout, script_test_7,
10967 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
10968 * Makefile.in: Regenerate.
10969 * testsuite/script_test_6.sh: New file.
10970 * testsuite/script_test_6.t: Same.
10971 * testsuite/script_test_7.sh: Same.
10972 * testsuite/script_test_7.t: Same.
10973 * testsuite/script_test_8.sh: Same.
10975 2009-10-16 Doug Kwan <dougkwan@google.com>
10977 * output.cc (Output_segment::set_section_list_address): Cast
10978 expressions to unsigned long long type to avoid format warnings.
10980 2009-10-15 Ian Lance Taylor <iant@google.com>
10982 * script.cc (Script_options::add_symbol_assignment): Always add a
10983 dot assignment to script_sections_.
10984 * script-sections.cc (Script_sections::add_dot_assignment):
10985 Initialize if necessary.
10987 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
10988 program headers with no load segment if there is a linker script.
10990 * layout.cc (Layout::set_segment_offsets): Align the file offset
10991 to the segment aligment for -N or -n with no load segment.
10992 * output.cc (Output_segment::add_output_section): Don't crash if
10993 the first section is a TLS section.
10994 (Output_segment::set_section_list_addresses): Print an error
10995 message if the address moves backward in a linker script.
10996 * script-sections.cc
10997 (Output_section_element_input::set_section_addresses): Don't
10998 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
10999 (Orphan_output_section::set_section_addresses): Likewise.
11001 2009-10-15 Doug Kwan <dougkwan@google.com>
11003 * layout.cc (Layout::finish_dynamic_section): Generate tags
11004 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
11005 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
11006 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
11008 2009-10-14 Ian Lance Taylor <iant@google.com>
11010 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
11012 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
11013 data_shdr fields of relinfo.
11014 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
11015 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
11016 R_386_TLS_LDO_32, adjust based on section flags.
11017 (Target_i386::Relocate::fix_up_ldo): Remove.
11019 2009-10-13 Ian Lance Taylor <iant@google.com>
11021 Add support for -pie.
11022 * options.h (class General_options): Add -pie and
11024 (General_options::output_is_position_independent): Test -pie.
11025 (General_options::output_is_executable): Return true if not shared
11026 and not relocatable.
11027 (General_options::output_is_pie): Remove.
11028 * options.cc (General_options::finalize): Reject incompatible uses
11030 * gold.cc (queue_middle_tasks): A -pie link is not static.
11031 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
11032 * symtab.cc (Symbol::final_value_is_known): Return false if
11033 output_is_position_independent.
11034 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
11035 output_is_position_independent.
11036 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
11037 output_is_position_independent.
11038 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
11039 output_is_position_independent.
11040 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
11042 (basic_pie_test.o, basic_pie_test): New targets.
11043 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
11044 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
11045 (two_file_pie_test): New target.
11046 * testsuite/Makefile.in: Rebuild.
11047 * README: Remove note saying that -pie is not supported.
11049 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11051 * options.h (class General_options): Add -init and -fini.
11052 * layout.cc (Layout::finish_dynamic_section): Emit
11053 given init and fini functions.
11055 2009-10-13 Sriraman Tallam <tmsriram@google.com>
11057 * gc.h (gc_process_relocs): Check if icf is enabled using new
11059 * gold.cc (queue_initial_tasks): Likewise.
11060 (queue_middle_tasks): Likewise.
11061 * object.cc (do_layout): Likewise.
11062 * symtab.cc (is_section_folded): Likewise.
11063 * main.cc (main): Likewise.
11064 * reloc.cc (Read_relocs::run): Likewise.
11065 (Sized_relobj::do_scan_relocs): Likewise.
11066 * icf.cc (is_function_ctor_or_dtor): New function.
11067 (Icf::find_identical_sections): Check if function is ctor or dtor when
11068 safe icf is chosen.
11069 * options.h (General_options::icf): Change option to be an enum.
11070 (Icf_status): New enum.
11071 (icf_enabled): New method.
11072 (icf_safe_folding): New method.
11073 (set_icf_status): New method.
11074 (icf_status_): New variable.
11075 * (options.cc) (General_options::finalize): Set icf_status_.
11076 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
11077 icf_test and icf_keep_unique_test to use the --icf enum flag.
11078 * testsuite/icf_safe_test.sh: New file.
11079 * testsuite/icf_safe_test.cc: New file.
11081 2009-10-12 Sriraman Tallam <tmsriram@google.com>
11083 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
11084 includes to gc.h and icf.h.
11085 * arm.cc: Include gc.h.
11086 * gold.cc: Likewise.
11087 * i386.cc: Likewise.
11088 * powerpc.cc: Likewise.
11089 * sparc.cc: Likewise.
11090 * x86_64.cc: Likewise.
11091 * gc.h: Include icf.h.
11093 2009-10-11 Ian Lance Taylor <iant@google.com>
11095 * plugin.cc: Include "gold.h" before other header files.
11097 2009-10-10 Chris Demetriou <cgd@google.com>
11099 * options.h (Input_file_argument::Input_file_type): New enum.
11100 (Input_file_argument::is_lib_): Replace with...
11101 (Input_file_argument::type_): New member.
11102 (Input_file_argument::Input_file_argument): Take Input_file_type
11103 'type' rather than boolean 'is_lib' as second argument.
11104 (Input_file_argument::is_lib): Use type_.
11105 (Input_file_argument::is_searched_file): New function.
11106 (Input_file_argument::may_need_search): Handle is_searched_file.
11107 * options.cc (General_options::parse_library): Support -l:filename.
11108 (General_options::parse_just_symbols): Update for Input_file_argument
11110 (Command_line::process): Likewise.
11111 * archive.cc (Archive::get_file_and_offset): Likewise.
11112 * plugin.cc (Plugin_manager::release_input_file): Likewise.
11113 * script.cc (read_script_file, script_add_file): Likewise.
11114 * fileread.cc (Input_file::Input_file): Likewise.
11115 (Input_file::will_search_for): Handle is_searched_file.
11116 (Input_file::open): Likewise.
11117 * readsyms.cc (Read_symbols::get_name): Likewise.
11118 * testsuite/Makefile.am (searched_file_test): New test.
11119 * testsuite/Makefile.in: Regenerate.
11120 * testsuite/searched_file_test.cc: New file.
11121 * testsuite/searched_file_test_lib.cc: New file.
11123 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11124 Ian Lance Taylor <iant@google.com>
11126 * descriptor.cc: Include <cstdio> and "binary-io.h".
11127 (Descriptors::open): Open the files in binary mode always.
11128 * script.cc (Lex::get_token): Treat \r as whitespace.
11130 2009-10-09 Ian Lance Taylor <iant@google.com>
11132 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
11134 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11135 Ian Lance Taylor <iant@google.com>
11137 * configure.ac: Check for readv function also.
11138 * fileread.cc (readv): Define if not HAVE_READV.
11139 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
11141 * config.in: Regenerate.
11142 * configure: Regenerate.
11144 2009-10-09 Doug Kwan <dougkwan@google.com>
11146 * layout.cc (Layout::make_output_section): Call target hook to make
11147 ordinary output section.
11148 (Layout::finalize): Adjust parameter list of call the
11149 Target::may_relax().
11150 * layout.h (class Layout::section_list): New method.
11151 * merge.h (Output_merge_base::entsize): Change visibility to public.
11152 (Output_merge_base::is_string, Output_merge_base::do_is_string):
11154 (Output_merge_string::do_is_string): New method.
11155 * object.cc (Sized_relobj::do_setup): renamed from
11156 Sized_relobj::set_up.
11157 * object.h (Sized_relobj::adjust_shndx,
11158 Sized_relobj::initializ_input_to_output_maps,
11159 Sized_relobj::free_input_to_output_maps): Change visibilities to
11161 (Sized_relobj::setup): Virtualize.
11162 (Sized_relobj::do_setup): New method declaration.
11163 (Sized_relobj::invalidate_section_offset,
11164 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
11165 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
11166 * options.cc (parse_int): New function.
11167 * options.h (parse_int): New declaration.
11168 (DEFINE_int): New macro.
11169 (stub_group_size): New option.
11170 * output.cc (Output_section::Output_section): Initialize memebers
11171 merge_section_map_, merge_section_by_properties_map_,
11172 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
11173 (Output_section::add_input_section): Handled deferred code-fill
11174 generation and remove an old comment.
11175 (Output_section::add_relaxed_input_section): New method definition.
11176 (Output_section::add_merge_input_section): Use merge section by
11177 properties map to speed to search. Update merge section maps
11179 (Output_section::build_relaxation_map): New method definition.
11180 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
11182 (Output_section::relax_input_section): Renamed to
11183 Output_section::convert_input_sections_to_relaxed_sections and change
11184 interface to take a vector of pointers to relaxed sections.
11185 (Output_section::find_merge_section,
11186 Output_section::find_relaxed_input_section): New method definitions.
11187 (Output_section::is_input_address_mapped,
11188 Output_section::output_offset, Output_section::output_address):
11189 Use output section data maps to speed up searching.
11190 (Output_section::find_starting_output_address): Add comments.
11191 (Output_section::do_write,
11192 Output_section::write_to_postprocessing_buffer): Do code-fill
11193 generation as appropriate.
11194 (Output_section::get_input_sections): Invalidate relaxed input section
11196 (Output_section::restore_states): Adjust type of checkpoint .
11197 Invalidate relaxed input section map.
11198 * output.h (Output_merge_base): New class declaration.
11199 (Input_section_specifier): New class defintion.
11200 (class Output_relaxed_input_section) Change base class to
11201 Output_section_data_build.
11202 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
11203 base class initializer.
11204 (Output_section::add_relaxed_input_section): New method declaration.
11205 (Output_section::Input_section): Change visibility to protected.
11206 (Output_section::Input_section::relobj,
11207 Output_section::Input_section::shndx): Handle relaxed input sections.
11208 Output_section::input_sections) Change visibility to protected. Also
11209 define overload to return a non-const pointer.
11210 (Output_section::Merge_section_properties): New class defintion.
11211 (Output_section::Merge_section_by_properties_map,
11212 Output_section::Output_section_data_by_input_section_map,
11213 Output_section::Relaxation_map): New types.
11214 (Output_section::relax_input_section): Rename method to
11215 Output_section::convert_input_sections_to_relaxed_sections and change
11216 interface to take a vector of relaxed section pointers.
11217 (Output_section::find_merge_section,
11218 Output_section::find_relaxed_input_section,
11219 Output_section::build_relaxation_map,
11220 Output_section::convert_input_sections_in_list_to_relaxed_sections):
11221 New method declarations.
11222 (Output_section::merge_section_map_
11223 Output_section::merge_section_by_properties_map_,
11224 Output_section::relaxed_input_section_map_,
11225 Output_section::is_relaxed_input_section_map_valid_,
11226 Output_section::generate_code_fills_at_write_): New data members.
11227 * script-sections.cc
11228 (Output_section_element_input::set_section_addresses): Call
11229 current_data_size and addralign methods of relaxed input sections.
11230 (Orphan_output_section::set_section_addresses): Call current_data_size
11231 and addralign methods of relaxed input sections.
11232 * symtab.cc (Symbol_table::compute_final_value): Extract template
11233 from the body of Symbol_table::sized_finalize_symbol.
11234 (Symbol_table::sized_finalized_symbol): Call
11235 Symbol_table::compute_final_value.
11236 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
11237 (Symbol_table::compute_final_value): New templated method declaration.
11238 * target.cc (Target::do_make_output_section): New method defintion.
11239 * target.h (Target::make_output_section): New method declaration.
11240 (Target::relax): Add more parameters for input objects, symbol table
11241 and layout. Adjust call to do_relax.
11242 (Target::do_make_output_section): New method declaration.
11243 (Target::do_relax): Add parameters for input objects, symbol table
11246 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11248 * pread.c: Include stdio.h.
11250 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11252 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
11255 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11257 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
11258 Change read_shndx type to unsigned int.
11259 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
11261 (Sized_dwarf_line_info::read_line_mappings): Likewise.
11262 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
11263 Change read_shndx type to unsigned int.
11264 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
11266 (Sized_dwarf_line_info::read_line_mappings): Likewise.
11267 * layout.cc (Layout::create_symtab_sections): Cast the result of
11268 local_symcount * symsize to off_t in the gold_assert.
11270 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11272 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
11273 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
11275 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
11276 (Arm_relocate_functions::thm_abs5): New function.
11277 (Arm_relocate_functions::abs12): New function.
11278 (Arm_relocate_functions::abs16): New function.
11279 (Arm_relocate_functions::base_abs): New function.
11280 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
11281 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
11282 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
11284 (Scan::global): Likewise.
11285 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
11286 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
11287 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
11288 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
11291 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11293 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
11294 (Arm_relocate_functions::movt_prel): New function.
11295 (Arm_relocate_functions::thm_movw_prel_nc): New function.
11296 (Arm_relocate_functions::thm_movt_prel): New function.
11297 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
11298 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
11299 (Scan::global, Relocate::relocate): Likewise.
11300 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11302 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
11304 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
11305 Incremental_checker.
11306 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
11308 (class Incremental_inputs_header): New class.
11309 (Incremental_inputs_header_writer): Edit comment.
11310 (Incremental_inputs_entry): New class.
11311 (Incremental_inputs_entry_writer): Edit comment.
11312 (Sized_incremental_binary::do_find_incremental_inputs_section):
11313 Add *strtab_shndx parameter, fill it.
11314 (Sized_incremental_binary::do_check_inputs): New method.
11315 (Incremental_checker::can_incrementally_link_output_file): Use
11316 Sized_incremental_binary::check_inputs.
11317 (Incremental_inputs::report_command_line): Save command line in
11320 (Incremental_binary::find_incremental_inputs_section): New
11322 (Incremental_binary::do_find_incremental_inputs_section): Add
11323 strtab_shndx parameter.
11324 (Incremental_binary::do_check_inputs): New pure virtual method.
11325 (Sized_incremental_binary::do_check_inputs): Declare.
11326 (Incremental_checker::Incremental_checker): Add incremental_inputs
11327 parameter, use it to initialize incremental_inputs_.
11328 (Incremental_checker::incremental_inputs_): New field.
11329 (Incremental_checker::command_line): New method.
11330 (Incremental_checker::inputs): New method.
11331 (Incremental_checker::command_line_): New field.
11333 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
11335 * incremental.cc: Include <cstdarg> and "target-select.h".
11336 (vexplain_no_incremental): New function.
11337 (explain_no_incremental): New function.
11338 (Incremental_binary::error): New method.
11339 (Sized_incremental_binary::do_find_incremental_inputs_section): New
11341 (make_sized_incremental_binary): New function.
11342 (open_incremental_binary): New function.
11343 (can_incrementally_link_file): Add checks if output is ELF and has
11345 * incremental.h: Include "elfcpp_file.h" and "output.h".
11346 (Incremental_binary): New class.
11347 (Sized_incremental_binary): New class.
11348 (open_incremental_binary): Declare.
11349 * object.cc (is_elf_object): Use
11350 elfcpp::Elf_recognizer::is_elf_file.
11351 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
11352 * output.h (Output_file::filesize): New method.
11354 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11356 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
11358 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
11359 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
11361 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
11363 (Arm_relocate_functions::movw_abs_nc): New function.
11364 (Arm_relocate_functions::movt_abs): New function.
11365 (Arm_relocate_functions::thm_movw_abs_nc): New function.
11366 (Arm_relocate_functions::thm_movt_abs): New function.
11367 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
11368 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
11369 (Scan::global): Likewise.
11370 (Relocate::relocate): Likewise.
11371 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11373 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11375 * arm.cc (Arm_relocate_functions::got_prel) New function.
11376 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
11377 (Relocate::relocate): Likewise.
11378 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11380 2009-10-06 Ian Lance Taylor <iant@google.com>
11382 * options.h (class General_options): Define
11383 split_stack_adjust_size parameter.
11384 * object.h (class Object): Add uses_split_stack_ and
11385 has_no_split_stack_ fields. Add uses_split_stack and
11386 has_no_split_stack accessor functions. Declare
11387 handle_split_stack_section.
11388 (class Reloc_symbol_changes): Define.
11389 (class Sized_relobj): Define Function_offsets. Declare
11390 split_stack_adjust, split_stack_adjust_reltype, and
11392 * object.cc (Object::handle_split_stack_section): New function.
11393 (Sized_relobj::do_layout): Call handle_split_stack_section.
11394 * dynobj.cc (Sized_dynobj::do_layout): Call
11395 handle_split_stack_section.
11396 * reloc.cc (Sized_relobj::relocate_sections): Call
11397 split_stack_adjust for executable sections in split_stack
11398 objects. Pass reloc_map to relocate_section.
11399 (Sized_relobj::split_stack_adjust): New function.
11400 (Sized_relobj::split_stack_adjust_reltype): New function.
11401 (Sized_relobj::find_functions): New function.
11402 * target-reloc.h: Include "object.h".
11403 (relocate_section): Add reloc_symbol_changes parameter. Change
11405 * target.h (class Target): Add calls_non_split method. Declare
11406 do_calls_non_split virtual method. Declare match_view and
11408 * target.cc: Include "elfcpp.h".
11409 (Target::do_calls_non_split): New function.
11410 (Target::match_view): New function.
11411 (Target::set_view_to_nop): New function.
11412 * gold.cc (queue_middle_tasks): Give an error if mixing
11413 split-stack and non-split-stack objects with -r.
11414 * i386.cc (Target_i386::relocate_section): Add
11415 reloc_symbol_changes parameter.
11416 (Target_i386::do_calls_non_split): New function.
11417 * x86_64.cc (Target_x86_64::relocate_section): Add
11418 reloc_symbol_changes parameter.
11419 (Target_x86_64::do_calls_non_split): New function.
11420 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
11422 * powerpc.cc (Target_powerpc::relocate_section): Add
11423 reloc_symbol_changes parameter.
11424 * sparc.cc (Target_sparc::relocate_section): Add
11425 reloc_symbol_changes parameter.
11426 * configure.ac: Call AM_CONDITIONAL for the default target.
11427 * configure: Rebuild.
11428 * testsuite/Makefile.am (TEST_AS): New variable.
11429 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
11430 (check_DATA): Add split_i386 and split_x86_64 files.
11431 (SPLIT_DEFSYMS): Define.
11432 (split_i386_[1234n].o): New targets.
11433 (split_i386_[124]): New targets.
11434 (split_i386_[1234r].stdout): New targets.
11435 (split_x86_64_[1234n].o): New targets.
11436 (split_x86_64_[124]): New targets.
11437 (split_x86_64_[1234r].stdout): New targets.
11438 (MOSTLYCLEANFILES): Add new executables.
11439 * testsuite/split_i386.sh: New file.
11440 * testsuite/split_x86_64.sh: New file.
11441 * testsuite/split_i386_1.s: New file.
11442 * testsuite/split_i386_2.s: New file.
11443 * testsuite/split_i386_3.s: New file.
11444 * testsuite/split_i386_4.s: New file.
11445 * testsuite/split_i386_n.s: New file.
11446 * testsuite/split_x86_64_1.s: New file.
11447 * testsuite/split_x86_64_2.s: New file.
11448 * testsuite/split_x86_64_3.s: New file.
11449 * testsuite/split_x86_64_4.s: New file.
11450 * testsuite/split_x86_64_n.s: New file.
11451 * testsuite/testfile.cc (Target_test): Update relocation_section
11453 * testsuite/Makefile.in: Rebuild.
11455 2009-10-06 Ian Lance Taylor <iant@google.com>
11457 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
11458 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
11459 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
11460 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
11461 the address on ldo_addrs_.
11462 (Target_i386::Relocate::fix_up_ldo): New function.
11464 2009-10-06 Rafael Espindola <espindola@google.com>
11466 * plugin.cc (add_input_library): New.
11467 (Plugin::load): Add add_input_library to tv.
11468 (Plugin_manager::add_input_file): Add the is_lib argument.
11469 (add_input_file): Update call to Plugin_manager::add_input_file.
11470 (add_input_library): New.
11471 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
11473 2009-09-30 Doug Kwan <dougkwan@google.com>
11475 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
11476 symbol and call Symbol::may_need_copy_reloc to determine if
11477 a copy reloc is needed.
11478 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
11479 nocopyreloc is given in command line.
11480 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
11481 given in command line.
11482 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
11483 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
11484 of the removed Target_i386::may_need_copy_reloc.
11485 * options.h (copyreloc): New option with default value false.
11486 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
11487 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
11488 instead of the removed Target_powerpc::may_need_copy_reloc.
11489 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
11490 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
11491 instead of the removed Target_sparc::may_need_copy_reloc.
11492 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
11493 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
11494 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
11495 instead of the removed Target_x86_64::may_need_copy_reloc.
11497 2009-09-30 Ian Lance Taylor <iant@google.com>
11499 * object.h (class Object): Remove target_ field, and target,
11500 sized_target, and set_target methods.
11501 (Object::sized_target): Remove.
11502 (class Sized_relobj): Update declarations. Remove sized_target.
11503 * object.cc (Sized_relobj::setup): Remove target parameter.
11504 Change all callers.
11505 (Input_objects::add_object): Don't do anything with the target.
11506 (make_elf_sized_object): Add punconfigured parameter. Change all
11507 callers. Set or test parameter target.
11508 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
11509 Change all callers.
11510 * parameters.cc (Parameters::set_target): Change parameter type to
11512 (Parameters::default_target): Remove.
11513 (set_parameters_target): Change parameter type to be non-const.
11514 (parameters_force_valid_target): New function.
11515 (parameters_clear_target): New function.
11516 * parameters.h (class Parameters): Update declarations. Remove
11517 default_target method. Add sized_target and clear_target
11518 methods. Change target_ to be non-const.
11519 (set_parameters_target): Update declaration.
11520 (parameters_force_valid_target): Declare.
11521 (parameters_clear_target): Declare.
11522 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
11523 as NULL if we aren't searching.
11524 (Add_symbols::run): Don't check for compatible target.
11525 * fileread.cc (Input_file::open_binary): Call
11526 parameters_force_valid_target.
11527 * gold.cc (queue_middle_tasks): Likewise.
11528 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
11529 set_target on object.
11530 * dynobj.h (class Sized_dynobj): Update declarations.
11531 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
11532 make_elf_object returns NULL.
11533 (Archive::include_member): Don't check whether object target is
11535 * output.cc (Output_section::add_input_section): Get target from
11537 (Output_section::relax_input_section): Likewise.
11538 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
11540 (Sized_relobj::do_scan_relocs): Likewise.
11541 (Sized_relobj::relocate_sections): Likewise.
11542 * resolve.cc (Symbol_table::resolve): Likewise.
11543 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
11544 parameter. Change all callers.
11545 (Symbol_table::add_from_object): Get target from parameters.
11546 (Symbol_table::add_from_relobj): Don't check object target.
11547 (Symbol_table::add_from_dynobj): Likewise.
11548 (Symbol_table::define_special_symbol): Get target from
11550 * symtab.h (class Symbol_table): Update declaration.
11551 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
11552 parameter. Change all callers. Clear parameter target.
11553 (Binary_test): Test target here.
11554 * testsuite/object_unittest.cc (gold_testsuite): Remove
11555 target_test_pointer parameter. Change all callers.
11556 (Object_test): Test target here.
11558 2009-09-26 Ian Lance Taylor <iant@google.com>
11560 * testsuite/initpri1.c: Don't try to use constructor priorities if
11561 compiling with gcc before 4.3.
11563 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
11565 * testsuite/retain_symbols_file_test.sh (check_present): Change
11566 output file name to retain_symbols_file_test.stdout.
11567 (check_absent): Likewise.
11569 2009-09-18 Craig Silverstein <csilvers@google.com>
11571 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
11572 * options.cc: Include <cerrno> and <fstream>.
11573 (General_options::finalize): Parse -retain-symbols-file tag.
11574 * options.h: New flag.
11575 (General_options): New method should_retain_symbol, new
11576 variable symbols_to_retain.
11577 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
11578 should_retain_symbol map.
11579 * testsuite/Makefile.am (retain_symbols_file_test): New test.
11580 * testsuite/Makefile.in: Regenerate.
11581 * testsuite/retain_symbols_file_test.sh: New file.
11583 2009-09-18 Nick Clifton <nickc@redhat.com>
11585 * po/es.po: Updated Spanish translation.
11587 2009-09-17 Doug Kwan <dougkwan@google.com>
11589 * debug.h (DEBUG_RELAXATION): New constant.
11590 (DEBUG_ALL): Add DEBUG_RELAXATION.
11591 (debug_string_to_enum): Add relaxation debug option.
11593 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
11594 Layout::Relaxation_debug_check::read_sections,
11595 Layout::Relaxation_debug_check::read_sections): New method definitions.
11596 (Layout::Layout): Initialize data members
11597 record_output_section_data_from_scrips_,
11598 script_output_section_data_list_ and relaxation_debug_check_.
11599 (Layout::save_segments, Layout::restore_segments,
11600 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
11601 Layout::relaxation_loop_body): New method definitions.
11602 (Layout::finalize): Support relaxation. Move section layout code to
11603 Layout::relaxation_loop_body.
11604 (Layout::set_asection_address_from_script): Move code for orphan
11605 section placement out.
11606 (Layout::place_orphan_sections_in_script): New method definition.
11607 * layout.h (Output_segment_headers, Output_file_header):
11608 New forward class declarations.
11609 (Layout::~Layout): Define.
11610 (Layout::new_output_section_data_from_script): New method definition.
11611 (Layout::place_orphan_sections_in_script): New method declaration.
11612 (Layout::Segment_states): New type declaration.
11613 (Layout::save_segments, Layout::restore_segments,
11614 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
11615 Layout::relaxation_loop_body): New method declarations.
11616 (Layout::Output_section_data_list): New type declaration.
11617 (Layout::Relaxation_debug_check): New class definition.
11618 (Layout::record_output_section_data_from_script_,
11619 Layout::script_output_section_data_list_, Layout::segment_states_,
11620 Layout::relaxation_debug_check_): New data members.
11621 * output.cc: (Output_section_headers::do_size): New method definition.
11622 (Output_section_headers::Output_section_headers): Move size
11623 computation to Output_section_headers::do_size.
11624 (Output_segment_headers::do_size): New method definition.
11625 (Output_file_header::Output_file_header): Move size computation to
11626 Output_file_header::do_size and call it.
11627 (Output_file_header::do_size): New method definition.
11628 (Output_data_group::Output_data_group): Adjust call to
11629 Output_section_data.
11630 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
11631 (Output_symtab_xindex::do_write): Add array bound check.
11632 (Output_section::Input_section::print_to_mapfile): Handle
11633 RELAXED_INPUT_SECTION_CODE.
11634 (Output_section::Output_section): Initialize data member checkpoint_.
11635 (Output_section::~Output_section): Delete checkpoint object pointed
11637 (Output_section::add_input_section): Always add an Input_section if
11639 (Output_section::add_merge_input_section): Add assert.
11640 (Output_section::relax_input_section): New method definition.
11641 (Output_section::set_final_data_size): Set load address to zero for
11642 an unallocated section.
11643 (Output_section::do_address_and_file_offset_have_reset_values):
11644 New method definition.
11645 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
11646 Handle relaxed input section.
11647 (Output_section::sort_attached_input_sections): Checkpoint input
11648 section list lazily.
11649 (Output_section::get_input_sections): Change type of input_sections to
11650 list of Simple_input_section pointers. Checkpoint input section list
11651 lazily. Also handle relaxed input sections.
11652 (Output_section::add_input_section_for_script): Take a reference to
11653 a Simple_input_section object instead of Relobj pointer and section
11654 index as parameter. Handle relaxed input sections.
11655 (Output_section::save_states, Output_section::restore_states): New
11656 method definitions.
11657 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
11658 (Output_data::is_data_size_fixed): New method definition.
11659 (Output_data::reset_addresss_and_file_offset): Do not reset data size
11661 (Output_data::address_and_file_offset_have_reset_values): New method
11663 (Output_data::do_address_and_file_offset_have_reset_values): New method
11665 (Output_data::set_data_size): Check that data size is not fixed.
11666 (Output_data::fix_data_size): New method definition.
11667 (Output_data::is_data_size_fixed_): New data member.
11668 (Output_section_headers::set_final_data_size): New method definition.
11669 (Output_section_headers::do_size): New method declaration.
11670 (Output_segment_headers::set_final_data_size): New method definition.
11671 (Output_segment_headers::do_size): New method declaration.
11672 (Output_file_header::set_final_data_size)::New method definition.
11673 (Output_file_header::do_size)::New method declaration.
11674 (Output_section_data::Output_section_data): Add new parameter
11675 is_data_size_fixed and use it to fix data size.
11676 (Output_data_const::Output_data_const): Adjust call to base class
11677 constructor and fix data size.
11678 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
11679 base class constructor and fix data size.
11680 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
11681 base class constructor and fix data size.
11682 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
11683 class constructor and fix data size.
11684 (Output_data_group::set_final_data_size): New method definition.
11685 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
11686 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
11687 class constructor and fix data size.
11688 (Output_relaxed_input_section): New class definition.
11689 (Output_section::Simple_input_section): New class definition.
11690 (Output_section::get_input_sections): Adjust parameter list.
11691 (Output_section::add_input_section_for_script): Same.
11692 (Output_section::save_states, Output_section::restore_states,
11693 Output_section::do_address_and_file_offset_have_reset_values,
11694 (Output_section::Input_section::Input_section): Handle
11695 RELAXED_INPUT_SECTION_CODE. Add new overload for
11696 Output_relaxed_input_section.
11697 (Output_section::Input_section::is_input_section,
11698 Output_section::Input_section::set_output_section): Handle relaxed
11700 (Output_section::Input_section::is_relaxed_input_section,
11701 Output_section::Input_section::output_section_data,
11702 Output_section::Input_section::relaxed_input_section): New method
11704 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
11706 (Output_section::Input_section::u1_): Update comments.
11707 (Output_section::Input_section::u2_): Add new union member poris.
11708 (Output_section::Checkpoint_output_section): New classs definition.
11709 (Output_section::relax_input_section): New method declaration.
11710 (Output_section::checkpoint_): New data member.
11711 (Output_segment): Update comments.
11712 (Output_segment::Output_segment): Un-privatize copy constructor.
11713 (Output_segment::operator=): Un-privatize.
11714 * script-sections.cc (Output_section_element::Input_section_list):
11715 Change element type to Output_section::Simple_input_section.
11716 (Output_section_element_dot_assignment::set_section_addresses):
11717 Register output section data for relaxation clean up.
11718 (Output_data_exression::Output_data_expression): Adjust call to base
11719 constructor to fix data size.
11720 (Output_section_element_data::set_section_addresses): Register
11721 Output_data_expression object for relaxation clean up.
11722 (struct Input_section_info): Replace Relobj pointer and section index
11723 pair with Output_section::Simple_input_section and Convert struct to a
11725 (Input_section_sorter::operator()): Adjust access to
11726 Input_section_info data member to use accessors.
11727 (Output_section_element_input::set_section_addresses): Use layout
11728 parameter. Adjust code to use Output_section::Simple_input_section
11729 and Input_secction_info classes. Register filler for relaxation
11731 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
11732 and section index pair with Output_section::Simple_input_section
11733 class. Adjust code accordingly.
11734 (Phdrs_element::release_segment): New method definition.
11735 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
11737 (Script_sections::release_segments): New method definition.
11738 * gold/script-sections.h (Script_sections::release_segments): New
11739 method declaration.
11740 * gold/target.h (Target::may_relax, Target::relax,
11741 Target::do_may_relax, Target::do_relax): New method definitions.
11743 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11745 * arm.cc (has_signed_unsigned_overflow): New function.
11746 (Arm_relocate_functions::abs8): New function.
11747 (Target_arm::Scan::local): Handle R_ARM_ABS8.
11748 (Target_arm::Scan::global): Likewise.
11749 (Target_arm::relocate::relocate): Likewise.
11750 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
11753 2009-09-16 Cary Coutant <ccoutant@google.com>
11755 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
11756 * testsuite/Makefile.in: Regenerate.
11758 2009-09-11 Nick Clifton <nickc@redhat.com>
11760 * po/gold.pot: Updated by the Translation project.
11762 2009-09-08 Cary Coutant <ccoutant@google.com>
11764 * output.cc (Output_file::open): Add execute permission to empty file.
11765 * testsuite/Makefile.am (permission_test): New test.
11766 * testsuite/Makefile.in: Regenerate.
11768 2009-09-02 Ian Lance Taylor <iant@google.com>
11770 * output.cc (Output_file::resize): Call map_no_anonymous rather
11773 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
11775 * gold.cc: Include "incremental.h".
11776 (queue_initial_tasks): Call Incremental_checker methods.
11777 * incremental.cc: Include "output.h".
11778 (Incremental_checker::can_incrementally_link_output_file): New
11780 * incremental.h (Incremental_checker): New class.
11782 * output.cc (Output_file::open_for_modification): New method.
11783 (Output_file::map_anonymous): Changed return type to bool. Record
11784 map in base_ field.
11785 (Output_file::map_no_anonymous): New method, broken out of map.
11786 (Output_file::map): Use map_no_anonymous and map_anonymous.
11787 * output.h (class Output_file): Update declarations.
11789 2009-08-24 Cary Coutant <ccoutant@google.com>
11791 * options.h (Command_line::Pre_options): New class.
11792 (Command_line::pre_options): New member.
11793 * options.cc (gold::options::ready_to_register): New variable.
11794 (One_option::register_option): Do nothing if not registering options.
11795 Assert if same short option registered twice.
11796 (General_options::General_options): Turn off option registration when
11798 (Command_line::Pre_options::Pre_options): New constructor.
11800 2009-08-24 Cary Coutant <ccoutant@google.com>
11802 * options.h (General_options::no_keep_memory): Remove incorrect
11805 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11807 * Makefile.am (am__skiplex, am__skipyacc): New.
11808 * Makefile.in: Regenerate.
11810 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11812 * Makefile.am (AM_CPPFLAGS): Renamed from ...
11813 (INCLUDES): ... this.
11814 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
11815 (AM_CPPFLAGS): Renamed from ...
11816 (INCLUDE): ... this.
11817 * Makefile.in, testsuite/Makefile.in: Regenerate.
11819 * Makefile.in: Regenerate.
11820 * aclocal.m4: Likewise.
11821 * config.in: Likewise.
11822 * configure: Likewise.
11823 * testsuite/Makefile.in: Likewise.
11825 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
11826 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
11827 * Makefile.in: Regenerate.
11828 * testsuite/Makefile.in: Regenerate.
11830 2009-08-19 Cary Coutant <ccoutant@google.com>
11832 * resolve.cc (Symbol_table::resolve): Don't complain about defined
11833 symbols in shared libraries overridden by hidden or internal symbols
11834 in the main program.
11836 2009-08-19 Chris Demetriou <cgd@google.com>
11838 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
11839 checking source file names in error messages.
11841 2009-08-18 Doug Kwan <dougkwan@google.com>
11843 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
11844 an elcpp::Ehdr as parameter. Adjust call to set_target.
11845 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
11846 an elfcpp::Ehdr as parameter.
11847 * object.cc (Object::set_target): Remove the version that looks up
11848 a target and sets it.
11849 (Sized_relobj::setup): Take a Target object instead of
11850 an elfcpp::Ehdr as parameter. Adjust call to set_target.
11851 (make_elf_sized_object): Find target and ask target to
11852 make an ELF object.
11853 * object.h: (Object::set_target): Remove the version that looks up
11854 a target and sets it.
11855 (Sized_relobj::setup): Take a Target object instead of
11856 an elfcpp:Ehdr as parameter.
11857 * target.cc: Include dynobj.h.
11858 (Target::do_make_elf_object_implementation): New.
11859 (Target::do_make_elf_object): New.
11860 * target.h (Target::make_elf_object): New template declaration.
11861 (Target::do_make_elf_object): New method declarations.
11862 (Target::do_make_elf_object_implementation): New template declaration.
11864 2009-08-14 Ian Lance Taylor <iant@google.com>
11866 * gold.h (FUNCTION_NAME): Define.
11867 (gold_unreachable): Use FUNCTION_NAME.
11869 2009-08-12 Sriraman Tallam <tmsriram@google.com>
11871 * icf.cc (Icf::find_identical_sections): Issue a warning when a
11872 symbol in the --keep-unique list is not found.
11874 2009-08-12 Sriraman Tallam <tmsriram@google.com>
11876 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
11877 been maked as --keep-unique.
11878 (Icf::unfold_section): New function.
11879 * icf.h (Icf::unfold_section): New function.
11880 * options.h (General_options::keep_unique): New option.
11881 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
11882 * testsuite/Makefile.in: Regenerate.
11883 * testsuite/icf_keep_unique_test.sh: New file.
11884 * testsuite/icf_keep_unique_test.cc: New file.
11886 2009-08-12 Cary Coutant <ccoutant@google.com>
11889 * resolve.cc (Symbol_table::resolve): Check for references from
11890 dynamic objects to hidden and internal symbols.
11891 * testsuite/Makefile.am (hidden_test.sh): New test.
11892 * testsuite/Makefile.in: Regenerate.
11893 * testsuite/hidden_test.sh: New script.
11894 * testsuite/hidden_test_1.c: New test source.
11895 * testsuite/hidden_test_main.c: New test source.
11897 2009-08-11 Doug Kwan <dougkwan@google.com>
11899 * arm.cc: Update comments.
11900 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
11901 segment to locate the .ARM.exidx section if present.
11903 2009-08-09 Doug Kwan <dougkwan@google.com>
11905 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
11908 2009-08-07 Sriraman Tallam <tmsriram@google.com>
11909 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
11912 2009-08-06 Sriraman Tallam <tmsriram@google.com>
11914 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
11915 valid tls_segment only for non-debug-section relocations.
11916 * testsuite/Makefile.am: Add gc_tls_test.
11917 * testsuite/Makefile.in: Regenerate.
11918 * testsuite/gc_tls_test.cc: New file.
11919 * testsuite/gc_tls_test.sh: New file.
11921 2009-08-05 Sriraman Tallam <tmsriram@google.com>
11923 * icf.cc: New file.
11925 * Makefile.am (CCFILES): Add icf.cc.
11926 (HFILES): Add icf.h
11927 * Makefile.in: Regenerate.
11928 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
11929 * gc.h (gc_process_relocs): Populate lists used by icf to contain
11930 section, symbol and addend information for the relocs.
11931 * gold.cc (queue_middle_tasks): Call identical code folding.
11932 * gold.h: Add defines for multimap.
11933 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
11934 to the call of finalize_local_symbols.
11935 * main.cc (main): Create object of class Icf.
11936 * object.cc (Sized_relobj::do_layout): Allow this function to be
11937 called twice during icf.
11938 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
11939 to sections marked as identical by icf.
11940 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
11942 (Sized_relobj::do_section_entsize): New function.
11943 * object.h (Object::section_entsize): New function.
11944 (Object::do_section_entsize): New pure virtual function.
11945 (Relobj::finalize_local_symbols): Add new parameter.
11946 (Relobj::do_section_entsize): New function.
11947 * options.h (General_options::icf): New option.
11948 (General_options::icf_iterations): New option.
11949 (General_options::print_icf_sections): New option.
11950 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
11951 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
11952 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
11954 * symtab.cc (Symbol_table::is_section_folded): New function.
11955 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
11956 to sections marked as identical by icf.
11957 * symtab.h (Symbol_table::set_icf): New function.
11958 (Symbol_table::icf): New function.
11959 (Symbol_table::is_section_folded): New function.
11960 (Symbol_table::icf_): New data member.
11961 * target-reloc.h (relocate_section): Ignore sections folded by icf.
11962 * testsuite/Makefile.am: Add commands to build icf_test.
11963 * testsuite/Makefile.in: Regenerate.
11964 * testsuite/icf_test.sh: New file.
11965 * testsuite/icf_test.cc: New file.
11967 2009-07-24 Chris Demetriou <cgd@google.com>
11969 * layout.cc (is_compressible_debug_section): Fix incorrect
11970 comment about compressed section names.
11972 2009-07-20 Ian Lance Taylor <ian@airs.com>
11975 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
11977 2009-07-16 Ian Lance Taylor <iant@google.com>
11980 * layout.h: #include <map>.
11981 (class Kept_section): Change from struct to class. Add accessors
11982 and setters. Add section size to Comdat_group mapping. Change
11983 Comdat_group to std::map. Add is_comdat_ field. Add
11984 linkonce_size field in union.
11985 (class Layout): Update declaration of find_or_add_kept_section.
11986 Don't declare find_kept_object.
11987 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
11988 parameter. Add object, shndx, is_comdat, and is_group_name
11989 parameters. Change all callers. Adjust for new Kept_section.
11990 (Layout::find_kept_object): Remove.
11991 * object.cc (Sized_relobj::include_section_group): Update use of
11992 Kept_section. Rename secnum to shndx. Only record
11993 Kept_comdat_section if sections are the same size.
11994 (Sized_relobj::include_linkonce_section): Update use of
11995 Kept_section. Only record Kept_comdat_section if sections are the
11996 same size. Set size of linkonce section.
11997 (Sized_relobj::map_to_kept_section): Update call to
11998 get_kept_comdat_section.
11999 * object.h (class Sized_relobj): Rename fields in
12000 Kept_comdat_section to drop trailing underscores; change object
12001 field to Relobj*. Change Kept_comdat_section_table to store
12002 struct rather than pointer.
12003 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
12004 Add kept_object and kept_shndx parameters. Change all callers.
12005 (Sized_relobj::get_kept_comdat_section): Change return type to
12006 bool. Add kept_object and kept_shndx parameters. Change all
12008 * plugin.cc (Pluginobj::include_comdat_group): Update call to
12009 Layout::find_or_add_kept_section.
12011 2009-07-09 Ian Lance Taylor <iant@google.com>
12013 * merge.cc (Object_merge_map::initialize_input_to_output_map):
12014 Reserve space in the hash table.
12016 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
12018 * fileread.cc (File_read::get_mtime): New method.
12019 * fileread.h (Timespec): New structure.
12020 (File_read::get_mtime): New method.
12021 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
12022 Renamed from timestamp_nsec.
12023 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
12025 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
12027 (Incremental_inputs::report_archive): Save mtime; style fix.
12028 (Incremental_inputs::report_obejct): Save mtime; style fix.
12029 (Incremental_inputs::report_script): Save mtime; style fix.
12030 (Incremental_inputs::finalize_inputs): Style fix.
12031 (Incremental_inputs::finalize): Style fix.
12032 (Incremental_inputs::create_input_section_data): Store inputs
12034 * incremental.h (Incremental_inputs::report_script): Add mtime
12036 (Incremental_inputs::Input_info::Input_info): Intialize only one
12038 (Incremental_inputs::Input_info::archive): Move to nameless
12040 (Incremental_inputs::Input_info::obejct): Move to nameless union.
12041 (Incremental_inputs::Input_info::script): Move to nameless union.
12042 (Incremental_inputs::mtime): New field.
12043 * script.cc (read_input_script): Pass file mtime to
12045 * script.h (Script_info::inputs): Style fix.
12047 2009-07-01 Ian Lance Taylor <ian@airs.com>
12049 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
12052 2009-06-24 Ian Lance Taylor <iant@google.com>
12055 * layout.cc (Layout::choose_output_section): If we find an
12056 existing section, update the flags.
12057 (Layout::create_notes): New function, broken out of
12059 (Layout::finalize): Don't create note sections.
12060 (Layout::create_note): Don't crash if linker script discards
12062 (Layout::create_gold_note): Likewise.
12063 (Layout::create_build_id): Likewise. Don't set
12064 after_input_sections on the section.
12065 (Layout::create_executable_stack_info): Remove target parameter.
12067 * layout.h (class Layout): Declare create_notes. Update
12068 declaration of create_executable_stack_info.
12069 * gold.cc (queue_middle_tasks): Call create_notes.
12070 * output.cc (Output_section::update_flags_for_input_section): Move
12071 here from output.h. If SHF_ALLOC flag is newly set, mark address
12073 * output.h (Output_data::mark_address_invalid): New function.
12074 (class Output_section): Only declare, not define,
12075 update_flags_for_input_section. Remove set_flags.
12077 2009-06-24 Ian Lance Taylor <iant@google.com>
12079 * script-sections.cc (Output_section_definition::
12080 set_section_addresses): Rename shadowing local load_address to
12083 2009-06-24 Ian Lance Taylor <iant@google.com>
12086 * reloc.cc (relocate_sections): Skip empty relocation sections.
12088 2009-06-23 Ian Lance Taylor <iant@google.com>
12091 * layout.cc (Layout::create_note): Use choose_output_section
12092 rather than make_output_section.
12094 2009-06-23 Ian Lance Taylor <iant@google.com>
12097 * options.cc (General_options::parse_V): Set printed_version_.
12098 (General_options::General_options): Initialize printed_version_.
12099 * options.h (class General_options): Add printed_version_ field.
12100 * gold.cc (queue_initial_tasks): If there are no input files,
12101 don't give a fatal error if we printed the version information.
12102 (queue_middle_tasks): If using -r with a shared object, give a
12103 fatal error rather than an ordinary error.
12105 2009-06-23 Ian Lance Taylor <iant@google.com>
12108 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
12109 (Layout::make_output_section): Set have_stabstr_section_ if we see
12110 a .stab*str section.
12111 (Layout::finalize): Call link_stabs_sections.
12112 (Layout::link_stabs_sections): New file.
12113 * layout.h (class Layout): Add have_stabstr_section_ field.
12114 Declare link_stabs_sections.
12116 2009-06-23 Doug Kwan <dougkwan@google.com>
12118 * Makefile.am (libgold_a_LIBADD): New.
12119 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
12120 * Makefile.in: Regenerate.
12121 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
12122 * configure: Regenerate.
12123 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
12124 * fileread.cc: Include sys/state.h
12125 * gold.h: Declare memmem and strndup if found missing.
12126 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
12128 2009-06-23 Ian Lance Taylor <iant@google.com>
12130 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
12131 * configure: Rebuild.
12133 2009-06-23 Ian Lance Taylor <iant@google.com>
12136 * object.cc (Object::section_contents): Don't try to get a view if
12137 the section has length zero.
12138 (Object::handle_gnu_warning_section): If the section is empty, use
12139 the name of the section as the warning.
12141 2009-06-23 Ian Lance Taylor <iant@google.com>
12144 * stringpool.h (class Stringpool_template): Add optimize_ field.
12145 (Stringpool_template::set_optimize): New function.
12146 * stringpool.cc (Stringpool_template::Stringpool_template):
12147 Initialize optimize_ field.
12148 (Stringpool_template::set_string_offsets): Test local optimize
12149 fild rather than parameter.
12150 * layout.cc (Layout::Layout): Call set_optimize on the section
12153 2009-06-22 Ian Lance Taylor <iant@google.com>
12156 * yyscript.y: Parse TARGET.
12157 * script.cc (script_set_target): New function.
12158 * script-c.h (script_set_target): Declare.
12159 * options.cc (General_options::string_to_object_format): Rename
12160 from string_to_object_format in anonymous namespace. Change
12162 * options.h (class General_options): Declare
12163 string_to_object_format.
12165 2009-06-22 Ian Lance Taylor <iant@google.com>
12167 * script-sections.cc (Script_sections::create_segments): Don't put
12168 program headers in a PT_LOAD segment if -n or -N.
12170 2009-06-22 Ian Lance Taylor <iant@google.com>
12173 * options.h (class General_options): Add -z lazy and -z now. Sort
12174 -z options into alphabetical order.
12175 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
12177 2009-06-21 Ian Lance Taylor <iant@google.com>
12179 * layout.cc (Layout::make_output_section): Call
12180 Target::new_output_section.
12181 (Layout::attach_allocated_section_to_segment): Put large section
12182 sections in a separate load segment with the large segment flag
12184 (Layout::segment_precedes): Sort large data segments after other
12186 (align_file_offset): New static function.
12187 (Layout::set_segment_offsets): Use align_file_offset.
12188 * output.h (class Output_section): Add is_small_section_ and
12189 is_large_section_ fields.
12190 (Output_section::is_small_section): New function.
12191 (Output_section::set_is_small_section): New function.
12192 (Output_section::is_large_section): New function.
12193 (Output_section::set_is_large_section): New function.
12194 (Output_section::is_large_data_section): New function.
12195 (class Output_segment): Add is_large_data_segment_ field.
12196 (Output_segment::is_large_data_segment): New function.
12197 (Output_segment::set_is_large_data_segment): New function.
12198 * output.cc (Output_section::Output_section): Initialize new
12200 (Output_segment::Output_segment): Likewise.
12201 (Output_segment::add_output_section): Add assertion that large
12202 data sections always go in large data segments. Force small data
12203 sections to the end of the list of data sections. Force small BSS
12204 sections to the start of the list of BSS sections. For large BSS
12205 sections to the end of the list of BSS sections.
12206 * symtab.h (class Symbol): Declare is_common_shndx.
12207 (Symbol::is_defined): Check Symbol::is_common_shndx.
12208 (Symbol::is_common): Likewise.
12209 (class Symbol_table): Define enum Commons_section_type. Update
12210 declarations. Add small_commons_ and large_commons_ fields.
12211 * symtab.cc (Symbol::is_common_shndx): New function.
12212 (Symbol_table::Symbol_table): Initialize new fields.
12213 (Symbol_table::add_from_object): Put small and large common
12214 symbols in the right list.
12215 (Symbol_table::sized_finalized_symbol): Check
12216 Symbol::is_common_shndx.
12217 (Symbol_table::sized_write_globals): Likewise.
12218 * common.cc (Symbol_table::do_allocate_commons): Allocate new
12219 common symbol lists. Don't call do_allocate_commons_list if the
12221 (Symbol_table::do_allocate_commons_list): Remove is_tls
12222 parameter. Add comons_section_type parameter. Change all
12223 callers. Handle small and large common symbols.
12224 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
12225 Symbol::is_common_shndx.
12226 * resolve.cc (symbol_to_bits): Likewise.
12227 * target.h (Target::small_common_shndx): New function.
12228 (Target::small_common_section_flags): New function.
12229 (Target::large_common_shndx): New function.
12230 (Target::large_common_section_flags): New function.
12231 (Target::new_output_section): New function.
12232 (Target::Target_info): Add small_common_shndx, large_common_shndx,
12233 small_common_section_flags, and large_common_section_flags
12235 (Target::do_new_output_section): New virtual function.
12236 * arm.cc (Target_arm::arm_info): Initialize new fields.
12237 * i386.cc (Target_i386::i386_info): Likewise.
12238 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
12240 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
12241 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
12242 (Target_x86_64::do_new_output_section): New function.
12243 * configure.ac: Define conditional MCMODEL_MEDIUM.
12244 * testsuite/Makefile.am (check_PROGRAMS): Add large.
12245 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
12246 (large_LDFLAGS): Define.
12247 * testsuite/large.c: New file.
12248 * testsuite/testfile.cc (Target_test::test_target_info):
12249 Initialize new fields.
12250 * configure, testsuite/Makefile.in: Rebuild.
12252 2009-06-05 Doug Kwan <dougkwan@google.com>
12254 * Makefile.am (CCFILES): Add target.cc.
12255 * Makefile.in: Regenerate.
12256 * i386.cc (class Target_i386): Define new virtual method to
12257 override do_is_local_label_name in parent.
12258 * object.cc (Sized_relobj::do_count_local_symbols): Discard
12259 local symbols if --discard-locals or -X is given.
12260 * options.h (class General_options): Declare new options
12261 '--discard-locals' and '-X' for discarding locals.
12262 * target.h (class Target): Define new methods is_local_label_name.
12263 Declare new virtual method do_is_local_label_name.
12264 * target.cc: New file.
12265 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
12266 (check_SCRIPTS): Add discard_locals_test.sh.
12267 (check_DATA): Add discard_local_tests.syms.
12268 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
12269 (discard_local_tests.syms, discard_locals_test.o): New make rules.
12270 * testsuite/Makefile.in: Regenerate.
12271 * testsuite/discard_locals_test.c: New file.
12272 * testsuite/discard_locals_test.sh: Same.
12274 2009-06-05 Doug Kwan <dougkwan@google.com>
12276 * object.cc (Sized_relobj::Sized_relobj): Initialize
12277 discarded_eh_frame_shndx_ to -1U.
12278 (Sized_relobj::do_layout): Record index of a discard .eh_frame
12280 (Sized_relobj::do_count_local_symbols): Skip local symbols in
12281 a discarded .eh_frame section.
12282 (Sized_relobj::do_finalize_local_symbols): Ditto.
12283 * object.h (class Sized_relobj): Declare new member
12284 discarded_eh_frame_shndx_.
12285 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
12286 (local_labels_test.o, local_labels_test): New rules.
12287 * testsuite/Makefile.in: Regenerate.
12289 2009-06-04 Doug Kwan <dougkwan@google.com>
12291 * layout.cc (Layout::section_name_mapping): Add mapping for
12292 special ARM sections.
12294 2009-06-03 Doug Kwan <dougkwan@google.com>
12296 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
12297 (utils::has_overflow): Same.
12299 2009-06-03 Ian Lance Taylor <iant@google.com>
12301 * layout.cc (Layout::section_name_mapping): New array, replacing
12302 Layout::linkonce_mapping.
12303 (Layout::section_name_mapping_count): New variable, replacing
12304 Layout::linkonce_mapping_count.
12305 (Layout::linkonce_output_name): Remove.
12306 (Layout::output_section_name): Rewrite.
12307 * layout.h (class Layout): Rename Linkonce_mapping to
12308 Section_name_mapping, linkonce_mapping to section_name_mapping,
12309 linkonce_mapping_count to section_name_mapping_count. Don't
12310 declare linkonce_output_name.
12312 2009-06-03 Doug Kwan <dougkwan@google.com>
12314 * gold/arm.cc (namespace utils): New.
12315 (Target_arm::reloc_is_non_pic): Define new method.
12316 (class Arm_relocate_functions): New.
12317 (Target_arm::Relocate::relocate): Handle relocation types used by
12320 2009-06-03 Ian Lance Taylor <iant@google.com>
12322 * arm.cc (Target_arm::scan::global): Use || instead of |.
12324 2009-06-02 Doug Kwan <dougkwan@google.com>
12326 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
12327 issued_non_pic_error_.
12328 (class Target_arm::Scan): Declare new method check_non_pic.
12329 Define new method symbol_needs_plt_entry.
12330 Declare new data member issued_non_pic_error_.
12331 (class Target_arm::Relocate): Declare new method
12332 should_apply_static_reloc.
12333 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
12334 (Target_arm::Scan::check_non_pic): Define new method.
12335 (Target_arm::Scan::local): Handle a small subset of reloc types used
12337 (Target_arm::Scan::local): Same.
12338 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
12340 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
12342 * incremental.cc (Incremental_inputs::report_command_line): Filter
12343 out --incremental-* options.
12345 2009-05-29 Doug Kwan <dougkwan@google.com>
12347 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
12349 (class Target_arm): Update comment.
12350 (Target_arm::Target_arm): Initialize new data members GOT_,
12351 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
12352 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
12353 and Target_arm::rel_dyn_section.
12354 Declare new_enum Target_arm::Got_type.
12355 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
12357 Update commments for member do_dynsym_value.
12358 (Target_arm::got_size, Target_arm::plt_section,
12359 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
12360 new methods inside class defintion.
12361 (Target_arm::got_section): Define new method.
12362 (Target_arm::rel_dyn_section): Same.
12363 (Output_data_plt_arm): New template class.
12364 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
12365 (Output_data_plt_arm:do_adjust_output_section): Define new method.
12366 (Output_data_plt_arm::add_entry): Same.
12367 (Output_data_plt_arm::first_plt_entry): Define new
12368 static data member for PLT instruction template.
12369 (Output_data_plt_arm::plt_entry): Same.
12370 (Output_data_plt_arm::do_write): Define new method.
12371 (Target_arm::make_plt_entry): Same.
12372 (Target_arm::do_finalize_sections): Same.
12373 (Target_arm::do_dynsym_value): Same.
12375 2009-05-28 Doug Kwan <dougkwan@google.com>
12377 * Makefile.am (TARGETSOURCES): Add arm.cc.
12378 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
12379 * Makefile.in: Regenerate.
12380 * arm.cc: New file.
12381 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
12383 2009-05-26 Doug Kwan <dougkwan@google.com>
12385 * options.cc (General_options::parse_exclude_libs). Fix a comment.
12386 (General_options::check_excluded_libs): Strip off directories in
12387 archive name before matching like GNU ld does.
12388 * testsuite/Makefile.am (MOSTLYCLEANFILES,
12389 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
12390 (exclude_libs_test_LDFLAGS): Add linker option
12391 -Wl,--exclude-libs,libexclude_libs_test_3
12392 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
12393 an explicit archive without using -l.
12394 (alt/libexclude_libs_test_3.a): New make rule.
12395 * testsuite/Makefile.in: Regenerate.
12396 * testsuite/exclude_libs_test.c : Declare lib3_default().
12398 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
12399 * exclude_libs_test_3.c: New file.
12401 2009-05-26 Nick Clifton <nickc@redhat.com>
12403 * po/id.po: New Indonesian translation.
12404 * po/gold.pot: Updated template file.
12406 2009-05-22 Sriraman Tallam <tmsriram@google.com>
12408 * testsuite/Makefile.am: Add -ffunction-sections to compile
12409 gc_comdat_test files. Add -Wl,--gc-sections to build
12411 * testsuite/Makefile.in: Regenerate.
12412 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
12414 2009-05-21 Sriraman Tallam <tmsriram@google.com>
12416 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
12417 kept comdat section was garbage collected.
12418 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
12419 * testsuite/Makefile.in: Regenerate.
12420 * testsuite/gc_comdat_test.sh: New file.
12421 * testsuite/gc_comdat_test_1.cc: New file.
12422 * testsuite/gc_comdat_test_2.cc: New file.
12424 2009-05-19 Doug Kwan <dougkwan@google.com>
12426 * archive.cc (Archive::Archive): Move constructor from archive.h
12427 to here. Initialize no_export_.
12428 (Archive::get_elf_object_for_member): Set no_export flag of object.
12429 * archive.h (Archive::Archive): Move constructor body to
12431 (Archive::no_export): New method.
12432 (Archive::no_export_): New field.
12433 * object.h (Object::Object): Initialize no_export_ to false.
12434 (Object::no_export, Object::set_no_export): New methods.
12435 (Object::no_export_): New field.
12436 * options.cc (General_options::parse_exclude_libs): New method.
12437 (General_options::check_excluded_libs) Same.
12438 * options.h (exclude_libs): New option.
12439 (General_options::check_excluded_libs): New method declaration.
12440 (General_options::excluded_libs_): New field.
12441 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
12442 default or protected visibility if an object has no-export flag set.
12443 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
12444 (check_SCRIPTS): Add exclude_libs_test.sh.
12445 (check_DATA): Add exclude_libs_test.syms.
12446 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
12447 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
12448 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
12449 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
12450 (exclude_libs_test.syms, libexclude_libs_test_1.a,
12451 libexclude_libs_test_2.a): New rules.
12452 * testsuite/Makefile.in: Regenerate.
12453 * testsuite/exclude_libs_test.c: New file.
12454 * testsuite/exclude_libs_test.sh: Ditto.
12455 * testsuite/exclude_libs_test_1.c: Ditto.
12456 * testsuite/exclude_libs_test_2.c: Ditto.
12458 2009-05-15 Ian Lance Taylor <iant@google.com>
12460 * configure.ac: Check for declarations for cases where libiberty.h
12461 checks HAVE_DECL_xxx.
12462 * configure, config.in: Rebuild.
12464 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
12466 * gold.h (Incremental_argument_list): Remove (invalid) forward
12468 * incremental.cc (Incremental_inputs::report_achive): New method.
12469 (Incremental_inputs::report_object): New method.
12470 (Incremental_inputs::report_script): New method.
12471 (Incremental_inputs::finalize_inputs): New method.
12472 (Incremental_inputs::finalize): Call finalize_inputs().
12473 (Incremental_inputs::sized_create_incremental_inputs_section_data):
12474 Create inputs entries.
12475 * incremental.h (Incremental_input_type): New enum.
12476 (Incremental_inputs::Incremental_input): Initialize new fields.
12477 (Incremental_inputs::report_inputs): New method.
12478 (Incremental_inputs::report_achive): New method.
12479 (Incremental_inputs::report_object): New method.
12480 (Incremental_inputs::report_script): New method.
12481 (Incremental_inputs::finalize_inputs): New method.
12482 (Incremental_inputs::Input_info): New struct.
12483 (Incremental_inputs::Input_info_map): New typedef.
12484 (Incremental_inputs::lock_): New field.
12485 (Incremental_inputs::Inputs_): New field.
12486 (Incremental_inputs::Inputs_map): New field.
12487 * main.cc (main): Call Incremental_input::report_inputs.
12488 * options.h (Input_argument_list): Typedef moved from
12490 (Input_file_group::Files): Remove, use ::Input_argument_list.
12491 (Input_file_group::Input_argument_list): Remove, use
12492 ::Input_argument_list.
12493 * plugin.cc (Plugin_manager::add_input_file): Add error in
12495 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
12497 * script.cc (read_input_script): Call
12498 Incremental_input::report_script.
12499 * script.h (Script_info): New class.
12501 2009-04-27 Ian Lance Taylor <iant@google.com>
12503 * x86_64.cc (do_adjust_output_section): Set entsize to
12506 2009-04-23 Elliott Hughes <enh@google.com>
12508 * output.cc (Output_file::close): After short writes, continue
12509 writing from the correct offset in the buffer being written.
12511 2009-04-23 Chris Demetriou <cgd@google.com>
12513 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
12514 * configure: Regenerate.
12515 * config.in: Regenerate.
12516 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
12517 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
12519 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
12521 * incremental.cc (Incremental_inputs_header_data): Renamed from
12522 Incremental_input_header_data.
12523 (Incremental_inputs_header_data::data_size): New field.
12524 (Incremental_inputs_header_data::put_input_file_count): Renamed
12525 from input_file_count.
12526 (Incremental_inputs_header_data::put_command_line_offset): Renamed
12527 from command_line_offset.
12528 (Incremental_inputs_header_data::put_reserved): Renamed from
12530 (Incremental_inputs_entry_data): Renamed from
12531 Incremental_input_entry_data.
12532 (Incremental_inputs_entry_data::data_size): New field.
12533 (Incremental_inputs::report_command_line): New method.
12534 (Incremental_inputs::finalize): New method.
12535 (Incremental_inputs::create_incremental_inputs_data): New method.
12536 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
12537 * incremental.h: New file.
12538 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
12539 (Layout::finalize): Create incremental inputs section in
12540 incremental builds.
12541 (Layout::create_incremental_info_sections): New method.
12542 * layout.h (Layout::incremental_inputs): New method.
12543 (Layout::create_incremental_info_sections): New method.
12544 (Layout::incremental_inputs_): New field.
12545 * main.cc (main): Notify Incremental_input of the command line.
12547 2009-04-01 Ian Lance Taylor <iant@google.com>
12548 Mikolaj Zalewski <mikolajz@google.com>
12550 * gold.h (reserve_unordered_map): Define, three versions, one for
12551 each version of Unordered_map.
12552 * layout.cc (Layout::Layout): Remove options parameter. Add
12553 number_of_input_files parameter. Don't initialize options_.
12554 Initialize number_of_input_files_ and resized_signatures_. Move
12555 sections_are_attached_.
12556 (Layout::layout_group): Reserve space for group_signatures_.
12557 (Layout::find_or_add_kept_section): Change name parameter to be a
12558 reference. Resize signatures_ map when it gets large enough.
12559 (Layout::layout_eh_frame): Use parameters->options() instead of
12561 (Layout::make_output_section): Likewise.
12562 (Layout::attach_allocated_section_to_segment): Likewise.
12563 (Layout::finalize, Layout::create_executable_stack): Likewise.
12564 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
12565 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
12566 * layout.h (class Layout): Update declarations. Remove options_
12567 field. Add number_of_input_files_ and resized_signatures_
12568 fields. Move sections_are_attached_ field.
12569 * main.cc (main): Pass number of input files to Layout
12570 constructor. Don't pass options.
12572 2009-03-30 Ian Lance Taylor <iant@google.com>
12574 * ffsll.c (ffsll): Correct implementation.
12576 2009-03-27 Ian Lance Taylor <iant@google.com>
12578 * ffsll.c: New file.
12579 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
12580 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
12581 * ftruncate.c (ftruncate): Declare before definition.
12582 * mremap.c (mremap): Likewise.
12583 * pread.c (pread): Likewise.
12584 * configure, Makefile.in, config.in: Rebuild.
12586 * mremap.c: New file.
12587 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
12588 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
12589 (mremap): Declare if HAVE_MREMAP is not defined.
12590 * configure, Makefile.in, config.in: Rebuild.
12592 2009-03-27 Cary Coutant <ccoutant@google.com>
12594 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
12595 position independent.
12596 * sparc.cc (Target_sparc::check_non_pic): Likewise.
12597 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
12599 2009-03-24 Cary Coutant <ccoutant@google.com>
12601 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
12603 (needs_dynamic_reloc): Likewise.
12605 2009-03-24 Ian Lance Taylor <iant@google.com>
12607 * yyscript.y (file_cmd): Recognize EXTERN.
12608 (extern_name_list, extern_name_list_body): New nonterminals.
12609 * script.cc (script_add_extern): Define.
12610 * script-c.h (script_add_extern): Declare.
12612 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
12614 * object.cc (is_elf_object): Define.
12615 * object.h (is_elf_object): Declare.
12616 * archive.cc (Archive::get_elf_object_for_member): Call
12618 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
12620 2009-03-24 Elliott Hughes <enh@google.com>
12622 * output.cc (Output_file::map_anonymous): Define.
12623 (Output_file::map): Use map_anonymous. If the regular mmap fails,
12624 try an anonymous one. Report the size if the mmap fails.
12625 * output.h (class Output_file): Declare map_anonymous.
12627 2009-03-24 Ian Lance Taylor <iant@google.com>
12629 * target-select.cc (instantiate_target): Don't acquire the lock if
12630 the instantiated_target_ field has already been set.
12632 2009-03-23 Ian Lance Taylor <iant@google.com>
12634 * gold-threads.h (class Initialize_lock): Define.
12635 * gold-threads.cc (class Initialize_lock_once): Define.
12636 (initialize_lock_control): New static variable.
12637 (initialize_lock_pointer): New static variable.
12638 (initialize_lock_once): New static function.
12639 (Initialize_lock::Initialize_lock): Define.
12640 (Initialize_lock::initialize): Define.
12641 * target-select.h: Include "gold-threads.h".
12642 (class Target_selector): Add lock_ and initialize_lock_ fields.
12643 Don't define instantiate_target, just declare it.
12644 * target-select.cc (Target_selector::Target_selector): Initialize
12646 (Target_selector::instantiate_target): Define.
12647 * descriptors.h: Include "gold-threads.h".
12648 (class Descriptors): Add initialize_lock_ field.
12649 * descriptors.cc (Descriptors::Descriptors): Initialize new
12651 (Descriptors::open): Use initialize_lock_ field
12652 * errors.h (class Errors): Add initialize_lock_ field.
12653 * errors.cc (Errors::Errors): Initialize new field.
12654 (Errors::initialize_lock): Use initialize_lock_ field.
12655 * powerpc.cc (class Target_selector_powerpc): Remove
12656 instantiated_target_ field. In do_recognize call
12657 instantiate_target rather than do_instantiate_target. In
12658 do_instantiate_target just allocate a new target.
12659 * sparc.cc (class Target_selector_sparc): Likewise.
12661 * freebsd.h: New file.
12662 * i386.cc: Include "freebsd.h".
12663 (Target_i386): Derive from Target_freebsd rather than
12665 (Target_selector_i386): Derive from Target_selector_freebsd rather
12666 than Target_selector.
12667 * x86_64.cc: Include "freebsd.h".
12668 (Target_x86_64): Derive from Target_freebsd rather than
12670 (Target_selector_x86_64): Derive from Target_selector_freebsd
12671 rather than Target_selector.
12672 * target.h (class Target): Add adjust_elf_header and
12673 do_adjust_elf_header.
12674 * output.cc (Output_file_header:: do_sized_write): Call target
12675 adjust_elf_header routine.
12676 * configure.tgt: Set targ_osabi.
12677 * configure.ac: Define GOLD_DEFAULT_OSABI.
12678 * parameters.cc (Parameters::default_target): Pass
12679 GOLD_DEFAULT_OSABI to select_target.
12680 * target-select.h (class Target_selector): Make instantiate_target
12681 protected rather than private.
12682 * Makefile.am (HFILES): Add freebsd.h.
12683 * configure, Makefile.in, config.in: Rebuild.
12685 * merge.cc (do_add_input_section): Correct pend value. Change
12686 message about last entry not being null terminated from error to
12689 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
12691 * incremental.cc: New file.
12692 * Makefile.am (CCFILES): Add incremental.cc.
12693 * Makefile.in: Rebuild.
12695 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
12697 * layout.cc (Layout::output_section_name): Preserve names
12698 of '.note.' sections.
12700 2009-03-19 Ian Lance Taylor <iant@google.com>
12702 * descriptors.cc (Descriptors::open): Check that the options are
12703 valid before using them.
12705 2009-03-18 Ian Lance Taylor <iant@google.com>
12707 * script-sections.h: Include <list>.
12708 (class Script_sections): Change Sections_elements from std::vector
12709 to std::list. Typedef public Elements_iterator. Add
12710 orphan_section_placement_, data_segment_align_start_, and
12711 saw_data_segment_align_ fields. Remove data_segment_align_index_
12713 * script-sections.cc (class Orphan_section_placement): New class.
12714 (class Sections_element): Add virtual functions is_relro and
12715 orphan_section_init. Remove virtual function place_orphan_here.
12716 (class Output_section_definition): Add is_relro and
12717 orphan_section_init. Remove place_orphan_here.
12718 (class Orphan_output_section): Likewise.
12719 (Script_sections::Script_sections): Update for field changes.
12720 (Script_sections::data_segment_align): Set saw_data_segment_align_
12721 and data_segment_align_start_, not data_segment_align_index.
12722 (Script_sections::data_segment_relro_end): Check
12723 saw_data_segment_align_. Use data_segment_align_start_ rather
12724 than data_segment_align_index_.
12725 (Script_sections::place_orphan): Rewrite to use
12726 Orphan_section_placement.
12728 2009-03-17 Ian Lance Taylor <iant@google.com>
12730 * archive.cc (Archive::add_symbols): Check for a version attached
12731 to the symbol name in the archive map.
12732 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
12733 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
12734 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
12735 (ver_test_11.a): New target.
12736 * testsuite/Makefile.in: Rebuild.
12738 * configure.ac: Check for chsize and posix_fallocate. Replace
12740 * ftruncate.c: New file, from gnulib.
12741 * output.cc (posix_fallocate): Define dummy version if not
12742 HAVE_POSIX_FALLOCATE.
12743 (Output_file::map): Call posix_fallocate rather than lseek and
12745 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
12746 * configure, Makefile.in, config.in: Rebuild.
12748 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
12750 * layout.h (Layout::create_note): Add section_name parameter.
12751 * layout.cc (Layout::create_note): Likewise.
12752 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
12754 2009-03-17 Ian Lance Taylor <iant@google.com>
12756 * descriptors.cc: Include "options.h".
12757 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
12758 (Descriptors::open): Always use O_CLOEXEC when opening a new
12759 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
12760 then set FD_CLOEXEC.
12762 * sparc.cc (class Target_sparc): Add has_got_section.
12763 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
12764 make sure we have a GOT section.
12766 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
12767 (Target_sparc::Scan::local): Likewise.
12768 (Target_sparc::Scan::global): Likewise.
12769 (Target_sparc::Relocate::relocate): Likewise.
12770 (Target_sparc::Relocate::relocate_tls): Likewise.
12772 * symtab.cc (Symbol_table::define_default_version): New function,
12773 broken out of add_from_object.
12774 (Symbol_table::add_from_object): Call define_default_version.
12775 (Symbol_table::define_special_symbol): Add resolve_oldsym
12776 parameter. Change all callers. If the version for a symbol comes
12777 from a version script, resolve it with the symbol with the same
12778 name with no version. Also add the symbol without a version if
12780 (do_define_in_output_data): If resolving with oldsym, don't delete
12782 (do_define_in_output_segment): Likewise.
12783 (do_define_as_constant): Likewise.
12784 * symtab.h (class Symbol_table): Update declarations.
12786 2009-03-13 Ian Lance Taylor <iant@google.com>
12788 * readsyms.cc (Read_symbols::incompatible_warning): New function.
12789 (Read_symbols::requeue): New function.
12790 (Read_symbols::do_read_symbols): If make_elf_object fails because
12791 the target type is not configured, and the file was searched for,
12792 issue a warning and retry with the next directory.
12793 (Add_symbols::run): If the file has an incompatible format, and
12794 it was searched for, requeue the Read_symbols task. On error,
12795 release the object.
12796 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
12797 dirindex parameter to constructor. Change all callers. Declare
12798 incompatible_warning and requeue.
12799 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
12800 input_argument_ and input_group_ fields. Add them to
12801 constructor. Change all callers.
12802 (class Read_script): Add dirindex_ field. Add it to constructor.
12803 Change all callers.
12804 * archive.cc (Archive::setup): Remove input_objects parameter.
12805 Change all callers.
12806 (Archive::get_file_and_offset): Likewise.
12807 (Archive::read_all_symbols): Likewise.
12808 (Archive::read_symbols): Likewise.
12809 (Archive::get_elf_object_for_member): Remove input_objects
12810 parameter. Add punconfigured parameter. Change all callers.
12811 (Archive::add_symbols): Change return type to bool. Check return
12812 value of include_member.
12813 (Archive::include_all_members): Likewise.
12814 (Archive::include_member): Change return type to bool. Return
12815 false if first included object has incompatible target. Set
12816 included_member_ field.
12817 (Add_archive_symbols::run): If add_symbols returns false, requeue
12819 * archive.h (class Archive): Add included_member_ field.
12820 Initialize it in constructor. Add input_file and searched_for
12821 methods. Update declarations.
12822 (class Add_archive_symbols): Add dirpath_, dirindex_, and
12823 input_argument_ fields. Add them to constructor. Change all
12825 * script.cc: Include "target-select.h".
12826 (class Parser_closure): Add skip_on_incompatible_target_ and
12827 found_incompatible_target_ fields. Add
12828 skip_on_incompatible_target parameter to constructor. Change all
12829 callers. Add methods skip_on_incompatible_target,
12830 clear_skip_on_incompatible_target, found_incompatible_target, and
12831 set_found_incompatible_target.
12832 (read_input_script): Add dirindex parameter. Change all callers.
12833 If parser finds an incompatible target, requeue Read_symbols
12835 (script_set_symbol): Clear skip_on_incompatible_target in
12837 (script_add_assertion, script_parse_option): Likewise.
12838 (script_start_sections, script_add_phdr): Likewise.
12839 (script_check_output_format): New function.
12840 * script.h (read_input_script): Update declaration.
12841 * script-c.h (script_check_output_format): Declare.
12842 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
12843 (ignore_cmd): Remove OUTPUT_FORMAT.
12844 * fileread.cc (Input_file::Input_file): Add explicit this.
12845 (Input_file::will_search_for): New function.
12846 (Input_file::open): Add pindex parameter. Change all callers.
12847 * fileread.h (class Input_file): Add input_file_argument method.
12848 Declare will_search_for. Update declarations.
12849 * object.cc (make_elf_object): Add punconfigured parameter.
12850 Change all callers.
12851 * object.h (class Object): Make input_file public. Add
12852 searched_for method.
12853 (make_elf_object): Update declaration.
12854 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
12856 * dirsearch.h (class Dirsearch): Update declaration.
12857 * options.h (class General_options): Add --warn-search-mismatch.
12858 * parameters.cc (Parameters::is_compatible_target): New function.
12859 * parameters.h (class Parameters): Declare is_compatible_target.
12860 * workqueue.cc (Workqueue::add_blocker): New function.
12861 * workqueue.h (class Workqueue): Declare add_blocker.
12863 * fileread.cc (Input_file::open): Remove options parameter.
12864 Change all callers.
12865 (Input_file::open_binary): Likewise.
12866 * script.cc (read_input_script): Likewise.
12867 * readsyms.h (class Read_symbols): Remove options_ field. Remove
12868 options parameter from constructor. Change all callers.
12869 (class Read_script): Likewise.
12870 * fileread.h (class Input_file): Update declarations.
12871 * script.h (read_input_script): Update declaration.
12873 2009-03-10 Nick Clifton <nickc@redhat.com>
12875 * po/es.po: New Spanish translation.
12877 2009-03-06 Cary Coutant <ccoutant@google.com>
12879 * options.cc (parse_short_option): Keep dash_z from registering itself.
12881 2009-03-03 Ian Lance Taylor <iant@google.com>
12884 * target-reloc.h (relocate_section): Pass output_section to
12886 * i386.cc (Target_i386::should_apply_static_reloc): Add
12887 output_section parameter. Change all callers.
12888 (Target_i386::Relocate::relocate): Add output_section parameter.
12889 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
12890 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
12891 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
12892 * testsuite/two_file_shared.sh: New script.
12893 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
12894 (check_DATA): Add two_file_shared.dbg.
12895 (two_file_shared.dbg): New target.
12896 * testsuite/Makefile.in: Rebuild.
12898 2009-03-01 Ian Lance Taylor <iant@google.com>
12900 * configure.ac: Check for byteswap.h.
12901 * configure: Rebuild.
12902 * config.in: Rebuild.
12904 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
12906 * layout.cc (Layout::find_or_add_kept_section): New function.
12907 (Layout::add_comdat): Removed.
12908 * layout.h (struct Kept_section): Move out of class Layout.
12909 Remove trailing underscores from field names. Add group_sections
12910 field. Rename group_ field to is_group. Change all uses.
12911 (class Layout): Declare find_or_add_kept_section, not add_comdat.
12912 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
12913 comdat_groups_ field.
12914 (Sized_relobj::include_section_group): Use
12915 find_or_add_kept_section and Kept_section::group_sections.
12916 (Sized_relobj::include_linkonce_section): Likewise.
12917 * object.cc (class Sized_relobj): Don't define Comdat_group or
12918 Comdat_group_table. Remove find_comdat_group and
12919 add_comdat_group. Remove comdat_groups_ field.
12920 * plugin.cc (include_comdat_group): Use
12921 Layout::find_or_add_kept_section.
12923 2009-02-28 Ian Lance Taylor <iant@google.com>
12925 * README: --gc-sections and map files are now supported. Document
12926 some build requirements.
12929 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
12930 relocatable link set the value of the section symbol to zero.
12931 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
12932 relocatable link don't include the section address in the local
12935 2009-02-27 Ian Lance Taylor <iant@google.com>
12938 * options.h (class Search_directory): Add is_system_directory.
12939 (class General_options): Declare is_in_system_directory.
12940 * options.cc (get_relative_sysroot): Make static.
12941 (get_default_sysroot): Make static.
12942 (General_optoins::is_in_system_directory): New function.
12943 * fileread.cc (Input_file::is_in_system_directory): New function.
12944 * fileread.h (class Input_file): Declare is_in_system_directory.
12945 * object.h (class Object): Add is_in_system_directory.
12946 (class Input_objects): Remove system_library_directory_ field.
12947 * object.cc (Input_objects::add_object): Don't set
12948 system_library_directory_.
12949 (input_objects::found_in_system_library_directory): Remove.
12950 * symtab.cc (Symbol_table::write_globals): Remove input_objects
12951 parameter. Change all callers.
12952 (Symbol_table::sized_write_globals): Likewise.
12953 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
12954 Call Object::is_in_system_directory.
12955 * symtab.h (class Symbol_table): Update declarations.
12958 * descriptors.h (Open_descriptor): Add is_on_stack field.
12959 * descriptors.cc (Descriptors::open): If the descriptor is on the
12960 top of the stack, remove it. Initialize is_on_stack field.
12961 (Descriptors::release): Only add pod to stack if it is not on the
12963 (Descriptors::close_some_descriptor): Clear stack_next and
12964 is_on_stack fields.
12967 * output.cc (Output_section::find_starting_output_address): Rename
12968 from starting_output_address; add PADDR parameter; change return
12970 * output.h (class Output_section): Declare
12971 find_starting_output_address instead of starting_output_address.
12972 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
12973 section symbol for which we can't find a merge section.
12976 * symtab.cc (Symbol_table::add_from_object): If the visibility is
12977 hidden or internal, force the symbol to be local.
12978 * resolve.cc (Symbol::override_visibility): Define.
12979 (Symbol::override_base): Use override_visibility.
12980 (Symbol_table::resolve): Likewise.
12981 (Symbol::override_base_with_special): Likewise.
12982 (Symbol_table::override_with_special): If the visibility is hidden
12983 or internal, force the symbol to be local.
12984 * symtab.h (class Symbol): Add set_visibility and
12985 override_visibility.
12986 * testsuite/ver_test_1.sh: New file.
12987 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
12988 (check_DATA): Add ver_test_1.syms.
12989 (ver_test_1.syms): New target.
12990 * testsuite/Makefile.in: Rebuild.
12992 2009-02-25 Cary Coutant <ccoutant@google.com>
12994 * layout.cc (Layout::choose_output_section): Don't rename sections
12995 when using a linker script that has a SECTIONS clause.
12996 * Makefile.in: Regenerate.
12998 * testsuite/Makefile.am (script_test_5.sh): New test case.
12999 * testsuite/Makefile.in: Regenerate.
13000 * testsuite/script_test_5.cc: New file.
13001 * testsuite/script_test_5.sh: New file.
13002 * testsuite/script_test_5.t: New file.
13004 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
13006 * archive.cc (Archive::include_member): Update calls to add_symbols.
13007 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
13008 the Layout argument.
13009 * dynobj.h (do_add_symbols): Add the Layout argument.
13010 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
13012 * object.h (Object::add_symbols): Add the Layout argument.
13013 (Object::do_add_symbols): Add the Layout argument.
13014 (Sized_relobj::do_add_symbols): Add the Layout argument.
13015 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
13016 Unify the two versions.
13017 (Add_plugin_symbols): Remove.
13018 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
13019 (Sized_pluginobj::do_add_symbols): Unify the two versions.
13020 (Add_plugin_symbols): Remove.
13021 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
13022 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
13023 (Add_symbols::run): Make it work with Pulginobj.
13025 2009-02-06 Ian Lance Taylor <iant@google.com>
13027 * object.cc (Sized_relobj::do_layout): Make info message start
13028 with lower case letter.
13030 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
13032 * binary.cc: Fix file comment.
13034 * options.h (enum Incremental_disposition): Define.
13035 (class General_options): Add new options: --incremental,
13036 --incremental_changed, --incremental_unchanged,
13037 --incremental_unknown. Add incremental_disposition_ and
13038 implicit_incremental_ fields.
13039 (General_options::incremental_disposition): New function.
13040 (class Position_dependent_options): Add incremental_disposition
13042 (Position_dependent_options::copy_from_options): Set incremental
13044 * options.cc (General_options::parse_incremental_changed): New
13046 (General_options::parse_incremental_unchanged): New function.
13047 (General_options::parse_incremental_unknown): New function.
13048 (General_options::General_options): Initialize new fields
13049 incremental_disposition_ and implicit_incremental_.
13050 (General_options::finalize): Check for uasge of --incremental-*
13051 without --incremental.
13053 2009-02-06 Chris Demetriou <cgd@google.com>
13055 * gold.h (gold_undefined_symbol): Change to take only a Symbol
13056 pointer and to report location as the file name associated with
13058 (gold_undefined_symbol_at_location): New function to replace the
13059 old gold_undefined_symbol functionality.
13060 * target-reloc.h (relocate_section): Update to use
13061 gold_undefined_symbol_at_location.
13062 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
13063 Call gold_undefined_symbol function rather than gold_error.
13064 * errors.h (Errors::undefined_symbol): Take location as a
13065 string, rather than calculating it from a relocation.
13066 * errors.cc (Errors::fatal): Print "fatal error:" before the
13068 (Errors::error, Errors::error_at_location): Print "error: "
13069 before the formatted message.
13070 (Errors::undefined_symbol): Take location as a string, rather
13071 than calculating it from a relocation.
13072 (gold_undefined_symbol_at_location): New function akin to
13073 old gold_undefined_symbol, calculates location from relocation.
13074 (gold_undefined_symbol): Change to take only a Symbol pointer
13075 and to report location as the file name associated with the symbol.
13076 * testsuite/debug_msg.sh: Update for changed error messages.
13077 * testsuite/undef_symbol.sh: Likewise.
13079 2009-02-04 Duncan Sands <baldrick@free.fr>
13082 * reduced_debug_output.h
13083 (Output_reduced_debug_abbrev_section::failed): Use format for
13085 (Output_reduced_debug_info_section::faild): Likewise.
13087 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
13089 * script.cc (Lazy_demangler): New class.
13090 (Version_script_info::get_symbol_version_helper): Demangle a
13093 2009-01-29 Cary Coutant <ccoutant@google.com>
13095 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
13097 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
13099 2009-01-28 Ian Lance Taylor <iant@google.com>
13101 * version.cc (version_string): Bump to 1.9.
13103 * gold.h: Include <cstring> and <stdint.h>.
13104 * version.cc: Include <cstdio>.
13105 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
13107 * reduced_debug_output.cc (insert_into_vector): Rename from
13108 Insert_into_vector; change all callers. Use Swap_unaligned to
13109 avoid aliasing issue; remove union since it is unnecessary.
13111 2009-01-27 Sriraman Tallam <tmsriram@google.com>
13113 * Makefile.am (CCFILES): Add gc.cc.
13114 (HFILES): Add gc.h.
13115 * Makefile.in: Regenerate.
13116 * gold.cc (Gc_runner): New class.
13117 (queue_initial_tasks): Call garbage collection related tasks
13118 when corresponding options are invoked.
13119 (queue_middle_gc_tasks): New function.
13120 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
13121 processed early before laying out sections during garbage collection.
13122 * gold.h (queue_middle_gc_tasks): New function.
13123 (is_prefix_of): Move from "layout.cc".
13124 * i386.cc (Target_i386::gc_process_relocs): New function.
13125 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
13126 * main.cc (main): Create object of class "Garbage_collection".
13127 * object.cc (Relobj::copy_symbols_data): New function.
13128 (Relobj::is_section_name_included): New function.
13129 (Sized_relobj::do_layout): Allow this function to be called twice
13130 during garbage collection and defer layout of section during the
13132 * object.h (Relobj::get_symbols_data): New function.
13133 (Relobj::is_section_name_included): New function.
13134 (Relobj::copy_symbols_data): New function.
13135 (Relobj::set_symbols_data): New function.
13136 (Relobj::get_relocs_data): New function.
13137 (Relobj::set_relocs_data): New function.
13138 (Relobj::is_output_section_offset_invalid): New pure virtual function.
13139 (Relobj::gc_process_relocs): New function.
13140 (Relobj::do_gc_process_relocs): New pure virtual function.
13141 (Relobj::sd_): New data member.
13142 (Sized_relobj::is_output_section_offset_invalid): New function.
13143 (Sized_relobj::do_gc_process_relocs): New function.
13144 * options.h (General_options::gc_sections): Modify to not be a no-op.
13145 (General_options::print_gc_sections): New option.
13146 * plugin.cc (Plugin_finish::run): Remove function call to
13147 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
13148 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
13149 * reloc.cc (Read_relocs::run): Add task to process relocs and
13150 determine unreferenced sections when doing garbage collection.
13151 (Gc_process_relocs): New class.
13152 (Sized_relobj::do_gc_process_relocs): New function.
13153 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
13154 sections that are garbage collected.
13155 * reloc.h (Gc_process_relocs): New class.
13156 * sparc.cc (Target_sparc::gc_process_relocs): New function.
13157 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
13158 symbols whose corresponding sections are garbage collected.
13159 (Symbol_table::Symbol_table): Add new parameter for the garbage
13161 (Symbol_table::gc_mark_undef_symbols): New function.
13162 (Symbol_table::gc_mark_symbol_for_shlib): New function.
13163 (Symbol_table::gc_mark_dyn_syms): New function.
13164 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
13166 (Symbol_table::add_from_object): Likewise.
13167 (Symbol_table::add_from_relobj): When building shared objects, do not
13168 treat externally visible symbols as garbage.
13169 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
13170 table information for static and relocatable links.
13171 * symtab.h (Symbol_table::set_gc): New function.
13172 (Symbol_table::gc): New function.
13173 (Symbol_table::gc_mark_undef_symbols): New function.
13174 (Symbol_table::gc_mark_symbol_for_shlib): New function.
13175 (Symbol_table::gc_mark_dyn_syms): New function.
13176 (Symbol_table::gc_): New data member.
13177 * target.h (Sized_target::gc_process_relocs): New pure virtual
13179 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
13180 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
13182 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
13184 * options.h (General_options::gc_sections): Define as a no-op for now.
13185 (General_options::no_keep_memory): Ditto.
13186 (General_options::Bshareable): Define.
13187 * options.cc (General_options::finalize): Honor -Bshareable.
13189 2009-01-20 Andreas Schwab <schwab@suse.de>
13191 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
13192 read the value in the contents, since we don't use it. Use the
13193 template endianness when writing.
13194 (Relocate::relocate): Use it for R_PPC_REL16_HA.
13196 2009-01-19 Andreas Schwab <schwab@suse.de>
13198 * configure.tgt (powerpc64-*): Fix targ_obj.
13200 2009-01-15 Ian Lance Taylor <iant@google.com>
13202 * object.cc (Sized_relobj::write_local_symbols): Don't write out
13203 local symbols when stripping all symbols.
13205 2009-01-14 Cary Coutant <ccoutant@google.com>
13207 * output.cc (Output_reloc): Add explicit instantiations.
13209 2009-01-14 Cary Coutant <ccoutant@google.com>
13211 * archive.cc (Archive::get_elf_object_for_member): Remove call
13212 to File_read::claim_for_plugin.
13213 * descriptors.cc (Descriptors::open): Remove reference to
13215 (Descriptors::claim_for_plugin): Remove.
13216 * descriptors.h (Descriptors::claim_for_plugin): Remove.
13217 (Descriptors::is_claimed): Remove.
13218 (claim_descriptor_for_plugin): Remove.
13219 * fileread.cc (File_read::claim_for_plugin): Remove.
13220 * fileread.h (File_read::claim_for_plugin): Remove.
13221 (File_read::descriptor): Reopen descriptor if necessary.
13222 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
13223 (Plugin_manager::all_symbols_read): Add task parameter. Change
13225 (Plugin_manager::get_input_file): New function.
13226 (Plugin_manager::release_input_file): New function.
13227 (Pluginobj::Pluginobj): Add filesize parameter and initialize
13228 corresponding data member.
13229 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
13230 and pass to base constructor. Change all callers.
13231 (get_input_file, release_input_file): New functions.
13232 (make_sized_plugin_object): Add filesize parameter. Change all callers.
13233 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
13234 (Plugin_manager::all_symbols_read): Add task parameter.
13235 (Plugin_manager::get_input_file): New function.
13236 (Plugin_manager::release_input_file): New function.
13237 (Plugin_manager::task_): New data member.
13238 (Pluginobj::Pluginobj): Add filesize parameter.
13239 (Pluginobj::filename): New function.
13240 (Pluginobj::descriptor): New function.
13241 (Pluginobj::filesize): New function.
13242 (Pluginobj::filesize_): New data member.
13243 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
13244 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
13245 File_read::claim_for_plugin; use Object::unlock to unlock the file.
13247 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
13248 with archive libraries.
13249 * testsuite/Makefile.in: Regenerate.
13250 * testsuite/plugin_test.c (struct sym_info): New type.
13251 (get_input_file, release_input_file): New static variables.
13252 (onload): Capture new transfer vector entries.
13253 (claim_file_hook): Stop reading at end of file according to filesize.
13254 Factor out parsing of readelf output into separate function.
13255 (all_symbols_read_hook): Exercise get_input_file and release_input_file
13256 APIs and get the source file name from the symbol table. Convert
13257 source file name to corresponding object file name. Print info
13258 message when adding new input files.
13259 (parse_readelf_line): New function.
13260 * testsuite/plugin_test_1.sh: Add checks for new info messages.
13261 * testsuite/plugin_test_2.sh: Likewise.
13262 * testsuite/plugin_test_3.sh: Likewise.
13263 * testsuite/plugin_test_4.sh: New test case.
13265 2009-01-07 Ian Lance Taylor <iant@google.com>
13267 * version.cc (version_string): Bump to 1.8.
13269 2008-12-23 Cary Coutant <ccoutant@google.com>
13271 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
13272 * plugin.cc (Plugin_manager::finish): Rename as
13273 layout_deferred_objects. Move cleanup to separate function.
13274 (Plugin_manager::cleanup): New function.
13275 (Plugin_finish::run): Call layout_deferred_objects and cleanup
13277 * plugin.h (Plugin_manager::finish): Rename as
13278 layout_deferred_objects.
13279 (Plugin_manager::cleanup): New function.
13280 (Plugin_manager::cleanup_done): New field.
13282 2008-12-23 Cary Coutant <ccoutant@google.com>
13284 * plugin.cc (is_visible_from_outside): New function.
13285 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
13286 so we don't return "IR only" status for exported symbols or -r links.
13288 * testsuite/Makefile.am (plugin_test_3): New test case.
13289 * testsuite/Makefile.in: Regenerate.
13290 * testsuite/plugin_test_3.sh: New file.
13292 2008-12-22 Cary Coutant <ccoutant@google.com>
13294 * object.cc (Sized_relobj::layout_section): New function.
13295 (Sized_relobj::do_layout): Defer layout of input sections until after
13296 plugin has provided replacement files.
13297 (Sized_relobj::do_layout_deferred_sections): New function.
13298 * object.h (Relobj::set_section_offset): Remove virtual keyword.
13299 (Relobj::layout_deferred_sections): New function.
13300 (Relobj::do_layout_deferred_sections): New function.
13301 (Sized_relobj::do_layout_deferred_sections): New function.
13302 (Sized_relobj::layout_section): New function.
13303 (Sized_relobj::Deferred_layout): New structure.
13304 (Sized_relobj::deferred_layout_): New field.
13305 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
13306 Change all callers. Layout deferred sections.
13307 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
13309 (Plugin_hook::run): Move code from do_plugin_hook inline.
13310 (Plugin_hook::do_plugin_hook): Remove.
13311 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
13312 (Plugin_manager::finish): Renamed, was cleanup.
13313 (Plugin_manager::should_defer_layout): New function.
13314 (Plugin_manager::add_deferred_layout_object): New function.
13315 (Plugin_manager::Deferred_layout_list): New type.
13316 (Plugin_manager::deferred_layout_objects_): New field.
13317 (Plugin_hook::do_plugin_hook): Remove.
13319 2008-12-17 Ian Lance Taylor <iant@google.com>
13321 * options.h (class General_options): Add --no case for
13324 2008-12-16 Cary Coutant <ccoutant@google.com>
13326 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
13328 (Plugin_manager::claim_file): Create plugin object even if
13329 plugin did not call the add_symbols callback.
13330 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
13331 asking for more symbols than were added.
13332 * testsuite/Makefile.am (plugin_test_1): Add test case with
13334 (empty.syms): New target.
13335 * testsuite/Makefile.in: Regenerate.
13336 * testsuite/plugin_test.c (claim_file_hook): Add new debug
13337 message. Don't call add_symbols if no globals.
13338 (all_symbols_read_hook): Don't provide replacement for empty
13341 2008-12-12 Ian Lance Taylor <iant@google.com>
13343 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
13344 r_type == 0 for a local symbol with r_sym == 0.
13345 (scan_relocatable_relocs): Pass r_sym to
13346 local_non_section_strategy.
13347 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
13350 * configure.ac: Update test for TLS descriptors: they are
13351 supported as of glibc 2.9.
13352 * configure: Rebuild.
13354 2008-12-11 Ian Lance Taylor <iant@google.com>
13357 * target-reloc.h (Default_scan_relocatable_relocs): For each
13358 function, map r_type == 0 to RELOC_DISCARD.
13360 2008-12-10 Cary Coutant <ccoutant@google.com>
13362 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
13363 object to override a kept COMDAT group from a plugin object.
13365 2008-12-09 Ian Lance Taylor <iant@google.com>
13368 * yyscript.y (file_cmd): Handle INPUT.
13370 * testsuite/initpri1.c: Change all declarations to be full
13371 prototypes by adding void, to avoid compiler warnings.
13373 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
13375 * options.cc (General_options::parse_plugin_opt): New.
13376 (General_options::add_plugin): The argument now is just the filename.
13377 (General_options::add_plugin_option): New.
13378 * options.h (plugin_opt): New.
13379 (add_plugin): Change argument name.
13380 (add_plugin_option): New.
13381 * plugin.cc (Plugin::load): Don't parse the plugin option.
13382 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
13383 (Plugin::add_option): New.
13384 (Plugin::args_): Change type.
13385 (Plugin::filename_): New.
13386 (Plugin_manager::add_plugin_option): New.
13387 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
13388 * testsuite/Makefile.in: Regenerate.
13390 2008-12-05 Cary Coutant <ccoutant@google.com>
13392 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
13393 Handle --strip-lto-sections option.
13394 * options.h (strip_lto_sections): New option.
13396 2008-12-01 Cary Coutant <ccoutant@google.com>
13398 * plugin.cc (ld_plugin_message): Change format parameter to const.
13399 Fix mismatch between new[] and delete.
13401 2008-11-14 Cary Coutant <ccoutant@google.com>
13403 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
13406 2008-11-05 Craig Silverstein <csilvers@google.com>
13408 * options.cc (General_options::parse_dynamic_list): New function.
13409 * options.h (General_options): New flags dynamic_list,
13410 dynamic_list_data, dynamic_list_cpp_new, and
13411 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
13412 (General_options::in_dynamic_list): New function.
13413 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
13414 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
13415 (Lex::can_continue_name): Likewise.
13417 (read_script_file): New parameter script_options.
13418 (read_dynamic_list): New function.
13419 (Script_options::define_dynamic_list): New function.
13420 (dynamic_list_keyword_parsecodes): New variable.
13421 (dynamic_list_keywords): New variable.
13422 * script.h (Script_options::define_dynamic_list): New function
13424 (read_dynamic_list): New function prototype.
13425 * symtab.cc (strprefix): New macro.
13426 (Symbol::should_add_dynsym_entry): Support dynamic_list,
13427 dynamic_list_data, dynamic_list_cpp_new, and
13428 dynamic_list_cpp_typeinfo.
13429 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
13430 (dynamic_list_expr): New rule.
13431 (dynamic_list_nodes): Likewise.
13432 (dynamic_list_node): Likewise.
13433 * testsuite/Makefile.am (dynamic_list): New test.
13434 * testsuite/Makefile.in: Regenerated.
13435 * testsuite/dynamic_list.t: New file.
13436 * testsuite/dynamic_list.sh: New file.
13438 2008-11-05 Craig Silverstein <csilvers@google.com>
13440 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
13441 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
13442 (t11_last): Likewise.
13443 * testsuite/ver_test_6.c (main): Likewise.
13445 2008-10-07 Cary Coutant <ccoutant@google.com>
13447 * options.c (General_options::finalize): Add check for -static and
13449 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
13452 2008-10-02 Cary Coutant <ccoutant@google.com>
13454 * plugin.cc (make_sized_plugin_object): Fix conditional
13455 compilation to work when not all targets are enabled.
13457 2008-09-29 Cary Coutant <ccoutant@google.com>
13459 * archive.cc (Archive::get_file_and_offset): Use filename instead
13460 of name to get library path.
13461 (Archive::include_member): Unlock external member of a thin archive.
13463 * testsuite/Makefile.am (TEST_AR): New variable.
13464 (thin_archive_test_1): New test.
13465 (thin_archive_test_2): New test.
13466 * testsuite/Makefile.in: Regenerate.
13467 * testsuite/thin_archive_main.cc: New file.
13468 * testsuite/thin_archive_test_1.cc: New file.
13469 * testsuite/thin_archive_test_2.cc: New file.
13470 * testsuite/thin_archive_test_3.cc: New file.
13471 * testsuite/thin_archive_test_4.cc: New file.
13473 2008-09-29 Cary Coutant <ccoutant@google.com>
13475 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
13476 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
13478 (Sized_relobj::do_finalize_local_symbols): Likewise.
13479 (Sized_relobj::map_to_kept_section): Likewise.
13480 * object.h (Sized_relobj::invalid_address): New constant.
13481 (Sized_relobj::do_output_section_offset): Check for invalid_address
13483 * output.cc (Output_reloc::local_section_offset): Use constant
13484 invalid_address instead of -1U.
13485 (Output_reloc::get_address): Likewise.
13486 (Output_section::output_address): Change -1U to -1ULL.
13487 * output.h (Output_reloc::invalid_address): New constant.
13488 * reloc.cc (Sized_relobj::write_sections): Use constant
13489 invalid_address instead of -1U.
13490 (Sized_relobj::relocate_sections): Likewise.
13491 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
13492 values for merge sections.
13493 * target-reloc.h (relocate_for_relocatable): Use constant
13494 invalid_address instead of -1U.
13496 2008-09-19 Cary Coutant <ccoutant@google.com>
13498 Add plugin functionality for link-time optimization (LTO).
13499 * configure.ac (plugins): Add --enable-plugins option.
13500 * configure: Regenerate.
13501 * config.in: Regenerate.
13502 * Makefile.am (LIBDL): New variable.
13503 (CCFILES): Add plugin.cc.
13504 (HFILES): Add plugin.h.
13505 (ldadd_var): Add LIBDL.
13506 * Makefile.in: Regenerate.
13508 * archive.cc: Include "plugin.h".
13509 (Archive::setup): Don't preread archive symbols when using a plugin.
13510 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
13511 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
13513 (Archive::include_member): Add symbols from plugin objects.
13514 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
13515 * descriptors.cc (Descriptors::open): Check for file descriptors
13516 abandoned by plugins.
13517 (Descriptors::claim_for_plugin): New function.
13518 * descriptors.h (Descriptors::claim_for_plugin): New function.
13519 (Open_descriptor::is_claimed): New field.
13520 (claim_descriptor_for_plugin): New function.
13521 * fileread.cc (File_read::claim_for_plugin): New function.
13522 * fileread.h (File_read::claim_for_plugin): New function.
13523 (File_read::descriptor): New function.
13524 * gold.cc: Include "plugin.h".
13525 (queue_initial_tasks): Add task to call plugin hooks for generating
13527 * main.cc: Include "plugin.h".
13528 (main): Load plugin libraries.
13529 * object.h (Pluginobj): Declare.
13530 (Object::pluginobj): New function.
13531 (Object::do_pluginobj): New function.
13532 (Object::set_target): New function.
13533 * options.cc: Include "plugin.h".
13534 (General_options::parse_plugin): New function.
13535 (General_options::General_options): Initialize plugins_ field.
13536 (General_options::add_plugin): New function.
13537 * options.h (Plugin_manager): Declare.
13538 (General_options): Add --plugin option.
13539 (General_options::has_plugins): New function.
13540 (General_options::plugins): New function.
13541 (General_options::add_plugin): New function.
13542 (General_options::plugins_): New field.
13543 * plugin.cc: New file.
13544 * plugin.h: New file.
13545 * readsyms.cc: Include "plugin.h".
13546 (Read_symbols::do_read_symbols): Check for archive before checking
13547 for ELF file. Call plugin hooks to claim files.
13548 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
13549 from a real object file; force override when processing replacement
13551 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
13552 (Symbol::init_base_object): Likewise.
13553 (Symbol::init_base_output_data): Likewise.
13554 (Symbol::init_base_output_segment): Likewise.
13555 (Symbol::init_base_constant): Likewise.
13556 (Symbol::init_base_undefined): Likewise.
13557 (Symbol::output_section): Assert that object is not a plugin.
13558 (Symbol_table::add_from_pluginobj): New function.
13559 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
13561 (Symbol_table::sized_write_globals): Likewise.
13562 (Symbol_table::add_from_pluginobj): Instantiate template.
13563 * symtab.h (Sized_pluginobj): Declare.
13564 (Symbol::in_real_elf): New function.
13565 (Symbol::set_in_real_elf): New function.
13566 (Symbol::in_real_elf_): New field.
13567 (Symbol_table::add_from_pluginobj): New function.
13569 * testsuite/Makefile.am (AM_CFLAGS): New variable.
13570 (LIBDL): New variable.
13571 (LDADD): Add LIBDL.
13572 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
13573 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
13574 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
13575 (MOSTLYCLEANFILES): Likewise.
13576 * testsuite/Makefile.in: Regenerate.
13577 * testsuite/plugin_test.c: New file.
13578 * testsuite/plugin_test_1.sh: New file.
13579 * testsuite/plugin_test_2.sh: New file.
13581 2008-09-16 Ian Lance Taylor <iant@google.com>
13583 * target-reloc.h (relocate_section): Check whether a symbol is
13584 defined by the ABI before reporting an undefined symbol error.
13585 * target.h (Target::is_defined_by_abi): Make parameter const.
13586 (Target::do_is_defined_by_abi): Likewise.
13587 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
13588 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
13589 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
13590 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
13591 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
13592 * testsuite/Makefile.in: Rebuild.
13594 * fileread.cc (make_view): Add casts to avoid warning.
13596 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
13598 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
13599 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
13601 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
13603 * options.h (General_options::output_is_executable): New.
13604 (General_options::output_is_pie): New.
13605 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
13606 for shared libraries.
13607 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
13609 2008-09-11 Chris Demetriou <cgd@google.com>
13611 * options.h (origin): New -z option.
13612 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
13613 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
13616 2008-09-05 Cary Coutant <ccoutant@google.com>
13618 * fileread.cc (File_read::make_view): Add check for attempt to map
13619 beyond end of file.
13621 2008-09-05 Cary Coutant <ccoutant@google.com>
13623 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
13624 explicit instantiations.
13626 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
13629 * options.cc (General_options::finalize): Allow undefined symbols
13630 in shlibs if linking -shared.
13633 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
13634 symbols as not needing a dynsym entry.
13636 2008-08-20 Craig Silverstein <csilvers@google.com>
13638 * fileread.cc (File_read::open): Do not lock the file unless it
13639 was successfully opened.
13641 2008-08-14 Cary Coutant <ccoutant@google.com>
13643 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
13644 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
13645 * testsuite/tls_test.cc (struct int128): 128-bit struct
13646 for testing TLS relocs with non-zero addend.
13647 (v12): New TLS variable.
13649 (t_last): Add check for v12.
13650 * testsuite/tls_test.h (t12): New function.
13651 * testsuite/tls_test_main.cc (thread_routine): Call new test.
13653 2008-08-13 Ian Lance Taylor <iant@google.com>
13655 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
13656 set tls_segment_ or relro_segment_.
13657 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
13659 * output.h (Output_section::clear_is_relro): New function.
13660 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
13661 sections specially even when output_data_ is empty.
13662 (Output_segment::maximum_alignment): When first section is relro,
13663 only force alignment for PT_LOAD segments.
13664 * script.cc (script_data_segment_align): New function.
13665 (script_data_segment_relro_end): New function.
13666 * script-c.h (script_data_segment_align): Declare.
13667 (script_data_segment_relro_end): Declare.
13668 * script-sections.h (class Script_sections): Declare
13669 data_segment_align and data_segment_relro_end. Add fields
13670 segment_align_index_ and saw_relro_end_.
13671 * script-sections.cc (class Sections_element): Add set_is_relro
13672 virtual function. Add new bool* parameter to place_orphan_here.
13673 Add get_output_section virtual function.
13674 (class Output_section_definition): Add set_is_relro. Add new
13675 bool* parameter to place_orphan_here. Add get_output_section.
13676 Add is_relro_ field.
13677 (Output_section_definition::Output_section_definition): Initialize
13678 evaluated_address_, evaluated_load_address, evaluated_addralign_,
13679 and is_relro_ fields.
13680 (Output_section_definition::place_orphan_here): Add is_relro
13682 (Output_section_definition::set_section_addresses): Set relro for
13684 (Output_section_definition::alternate_constraint): Likewise.
13685 (class Orphan_output_section): Add new bool* parameter to
13686 place_orphan_here. Add get_output_section.
13687 (Orphan_output_section::place_orphan_here): Add is_relro
13689 (Script_sections::Script_sections): Initialize
13690 data_segment_align_index_ and saw_relro_end_.
13691 (Script_sections::data_segment_align): New function.
13692 (Script_sections::data_segment_relro_end): New function.
13693 (Script_sections::place_orphan): Set or clear is_relro.
13694 (Script_sections::set_section_addresses): Force alignment of first
13696 * yyscript.y (exp): Call script_data_segment_align and
13697 script_data_segment_relro_end.
13698 * testsuite/relro_script_test.t: New file.
13699 * testsuite/relro_test.cc (using_script): Declare.
13700 (t1, t2): Test using_script.
13701 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
13702 (relro_script_test_SOURCES): Define.
13703 (relro_script_test_DEPENDENCIES): Define.
13704 (relro_script_test_LDFLAGS): Define.
13705 (relro_script_test_LDADD): Define.
13706 (relro_script_test.so): New target.
13707 * testsuite/Makefile.in: Rebuild.
13709 2008-08-06 Cary Coutant <ccoutant@google.com>
13711 * archive.cc (Archive::total_archives, Archive::total_members)
13712 (Archive::total_members_loaded): New variables.
13713 (Archive::setup): Add parameter. Add option to preread
13715 (Archive::read_armap): Add counter.
13716 (Archive::get_file_and_offset): New function.
13717 (Archive::get_elf_object_for_member): New function.
13718 (Archive::read_all_symbols): New function.
13719 (Archive::read_symbols): New function.
13720 (Archive::add_symbols): Add counters.
13721 (Archive::include_all_members): Use armap to find members if it's
13723 (Archive::include_member): Skip reading symbols if already read.
13724 Factored code into Archive::get_file_and_offset and
13725 Archive::get_elf_object_for_member. Changed call to
13726 Mapfile::report_include_archive_member.
13727 (Archive::print_stats): New function.
13728 * archive.h: Declare Object and Read_symbols_data classes.
13729 (Archive::Archive): Add initializers for new members.
13730 (Archive::setup): Add parameter.
13731 (Archive::print_stats): New function.
13732 (Archive::total_archives, Archive::total_members)
13733 (Archive::total_members_loaded): New variables.
13734 (Archive::get_file_and_offset): New function.
13735 (Archive::get_elf_object_for_member): New function.
13736 (Archive::read_all_symbols): New function.
13737 (Archive::read_symbols): New function.
13738 (Archive::Archive_member): New class.
13739 (Archive::members_): New member.
13740 (Archive::num_members_): New member.
13741 * main.cc: Include archive.h.
13742 (main): Call Archive::print_stats.
13743 * mapfile.cc (Mapfile::report_include_archive_member): Delete
13744 archive parameter; member_name is now the fully-decorated name.
13745 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
13746 * options.h: (General_options): Add --preread-archive-symbols option.
13747 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
13750 2008-08-04 Ian Lance Taylor <iant@google.com>
13752 * symtab.h (Symbol::use_plt_offset): New function.
13753 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
13754 * powerpc.cc (Relocate::relocate): Likewise.
13755 * sparc.cc (Relocate::relocate): Likewise.
13756 * x86_64.cc (Relocate::relocate): Likewise.
13757 * testsuite/weak_plt.sh: New test.
13758 * testsuite/weak_plt_main.cc: New test.
13759 * testsuite/weak_plt_shared.cc: New test.
13760 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
13761 (check_PROGRAMS): Add weak_plt.
13762 (check_DATA): Add weak_plt_shared.so.
13763 (weak_plt_main_pic.o, weak_plt): New targets.
13764 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
13765 * testsuite/Makefile.in: Rebuild.
13767 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
13769 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
13770 * testsuite/Makefile.in: Rebuild.
13772 2008-08-04 Alan Modra <amodra@bigpond.net.au>
13774 * Makefile.am (POTFILES.in): Set LC_ALL=C.
13775 * Makefile.in: Regenerate.
13776 * po/POTFILES.in: Regenerate.
13778 2008-07-29 Ian Lance Taylor <iant@google.com>
13780 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
13781 symbols before other symbols.
13782 * testsuite/script_test_2.cc (test_addr): Declare.
13783 (test_addr_alias): Declare.
13784 (main): Check that test_addr and test_addr_alias have the right
13786 * testsuite/script_test_2.t: Define test_addr_alias and
13789 2008-07-24 Ian Lance Taylor <iant@google.com>
13792 * descriptors.cc: New file.
13793 * descriptors.h: New file.
13794 * gold-threads.h (class Hold_optional_lock): New class.
13795 * fileread.cc: Include "descriptors.h".
13796 (File_read::~File_read): Release descriptor rather than closing
13798 (File_read::open) [file]: Call open_descriptor rather than open.
13799 Set is_descriptor_opened_.
13800 (File_read::open) [memory]: Assert that descriptor is not open.
13801 (File_read::reopen_descriptor): New function.
13802 (File_read::release): Release descriptor.
13803 (File_read::do_read): Make non-const. Reopen descriptor.
13804 (File_read::read): Make non-const.
13805 (File_read::make_view): Reopen descriptor.
13806 (File_read::do_readv): Likewise.
13807 * fileread.h (class File_read): Add is_descriptor_opened_ field.
13808 Update declarations.
13809 * layout.cc: Include "descriptors.h".
13810 (Layout::create_build_id): Use open_descriptor rather than open.
13811 * output.cc: Include "descriptors.h".
13812 (Output_file::open): Use open_descriptor rather than open.
13813 * archive.cc (Archive::const_iterator): Change Archive to be
13815 (Archive::begin, Archive::end): Make non-const.
13816 (Archive::count_members): Likewise.
13817 * archive.h (class Archive): Update declarations.
13818 * object.h (Object::read): Make non-const.
13819 * Makefile.am (CCFILES): Add descriptors.cc.
13820 (HFILES): Add descriptors.h.
13821 * Makefile.in: Rebuild.
13824 * gold.h: Always include <clocale>. Add Solaris workarounds
13825 following code in binutils/sysdep.h.
13828 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
13829 this->eh_frame_hdr_ is NULL before using it.
13831 * dynobj.cc (Versions::Versions): Update comment.
13833 * dynobj.cc (Versions::Versions): If there is an soname, use it as
13834 the base version name.
13836 * stringpool.cc (Stringpool_template::add_with_length): Set key to
13837 array size plus one.
13838 (Stringpool_template::set_string_offsets): Subtract one from key
13839 before using it as an array index.
13840 (Stringpool_template::get_offset_with_length): Likewise.
13841 (Stringpool_template::write_to_buffer): Likewise.
13842 * stringpool.h (Stringpool_template::get_offset_from_key):
13845 2008-07-23 Ian Lance Taylor <iant@google.com>
13848 * object.h (Merged_symbol_value::value): Do our best to handle a
13852 * script.cc (Version_script_info::get_versions): Don't add empty
13853 version tag to return value.
13854 (Version_script_info::get_symbol_version_helper): Change return
13855 type to bool. Add pversion parameter. Change all callers.
13856 (script_register_vers_node): Don't require a non-NULL tag.
13857 * script.h (class Version_script_info): Update declarations.
13858 (Version_script_info::get_symbol_version): Change return type to
13859 bool. Add version parameter. Change all callers.
13860 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
13861 handling. Handle an empty version from a version script.
13862 (Symbol_table::define_special_symbol): Likewise.
13863 * testsuite/ver_test_10.script: New file.
13864 * testsuite/ver_test_10.sh: New file.
13865 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
13866 (check_DATA): Add ver_test_10.syms.
13867 (ver_test_10.syms, ver_test_10.so): New target.
13868 * testsuite/Makefile.in: Rebuild.
13870 2008-07-23 Simon Baldwin <simonb@google.com>
13872 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
13873 to zero for undefined symbols from dynamic libraries.
13875 2008-07-23 Ian Lance Taylor <iant@google.com>
13877 * symtab.cc (Symbol_table::resolve): Remove version parameter.
13878 Change all callers.
13879 * symtab.h (class Symbol_table): Update declaration.
13880 * testsuite/ver_test_9.cc: New file.
13881 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
13882 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
13883 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
13884 (ver_test_9.so, ver_test_9.o): New targets.
13885 * testsuite/Makefile.in: Rebuild.
13887 2008-07-22 Ian Lance Taylor <iant@google.com>
13889 * options.h (class General_options): Define --check-sections.
13890 * layout.cc (Layout::set_segment_offsets): Handle
13893 * options.h (class General_options): Define -n/--nmagic and
13895 * options.cc (General_options::finalize): For -n/--nmagic or
13896 -N/--omagic, set -static.
13897 * layout.cc (Layout::attach_allocated_section_to_segment): If
13898 -N/--omagic, don't put read-only and read-write sections in
13899 different segments.
13900 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
13901 finding a read-only segment.
13902 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
13903 don't set the minimum segment alignment to the common page size,
13904 and don't set the file offset to the address modulo the page size.
13905 * script-sections.cc (Script_sections::create_segments): If
13906 -n/--omagic, don't put read-only and read-write sections in
13907 different segments.
13909 * cref.cc: New file.
13910 * cref.h: New file.
13911 * options.h (class General_options): Add --print-symbol-counts.
13912 * main.cc (main): Issue defined symbol report if requested.
13913 * archive.cc (Archive::interpret_header): Make into a const member
13915 (Archive::add_symbols): Call Input_objects::archive_start and
13917 (Archive::const_iterator): Define new class.
13918 (Archive::begin, Archive::end): New functions.
13919 (Archive::include_all_members): Rewrite to use iterator.
13920 (Archive::count_members): New function.
13921 * archive.h (class Archive): Update declarations.
13922 (Archive::filename): New function.
13923 * object.cc: Include "cref.h".
13924 (Sized_relobj::Sized_relobj): Initialize defined_count_.
13925 (Sized_relobj::do_get_global_symbol_counts): New function.
13926 (Input_objects::add_object): Add object to cross-referencer.
13927 (Input_objects::archive_start): New function.
13928 (Input_objects::archive_stop): New function.
13929 (Input_objects::print_symbol_counts): New function.
13930 * object.h: Declare Cref and Archive.
13931 (Object::get_global_symbol_counts): New function.
13932 (Object::do_get_global_symbol_counts): New pure virtual function.
13933 (class Sized_relobj): Add defined_count_ field. Update
13935 (class Input_objects): Add cref_ field. Update constructor.
13936 Update declarations.
13937 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
13939 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
13941 (Sized_dynobj::do_get_global_symbol_counts): New function.
13942 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
13943 defined_count_. Update declarations. Define Symbols typedef.
13944 * symtab.cc (Symbol_table::add_from_relobj): Add defined
13945 parameter. Change all callers.
13946 (Symbol_table::add_from_dynobj): Add sympointers and defined
13947 parameters. Change all callers.
13948 * symtab.h (class Symbol_table): Update declarations.
13949 * Makefile.am (CCFILES): Add cref.cc.
13950 (HFILES): Add cref.h.
13951 * Makefile.in: Rebuild.
13953 2008-07-22 Simon Baldwin <simonb@google.com>
13955 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
13956 to zero when writing undefined symbols.
13958 2008-07-22 Ian Lance Taylor <iant@google.com>
13960 * output.cc (Output_section::add_input_section): Don't try to
13961 merge empty merge sections.
13963 2008-07-21 Craig Silverstein <csilvers@google.com>
13965 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
13966 Include symbol version in error message.
13968 2008-07-20 Chris Demetriou <cgd@google.com>
13970 * configure.ac (gold_cv_c_random_seed): New configured variable.
13971 (RANDOM_SEED_CFLAGS): New substituted variable.
13972 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
13973 * configure: Rebuild.
13974 * Makefile.in: Likewise.
13975 * testsuite/Makefile.in: Likewise.
13977 2008-07-18 Ian Lance Taylor <iant@google.com>
13979 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
13980 where we see NAME/NULL and NAME/VERSION as separate symbols.
13981 * testsuite/ver_test_main.cc (main): Call t4.
13982 (t4, t4_2a): Define.
13983 * testsuite/ver_test_2.cc (t4_2): Define.
13984 * testsuite/ver_test_2.script: Put t4_2a in VER2.
13985 * testsuite/ver_test_4.cc (t4_2a): Define.
13986 * testsuite/ver_test_4.script: Put t4_2a in VER2.
13987 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
13989 2008-07-17 Ian Lance Taylor <iant@google.com>
13991 * dynobj.cc (Versions::add_def): If we give an error about a
13992 missing version, go ahead and create the version anyhow.
13994 2008-07-10 Ian Lance Taylor <iant@google.com>
13996 Handle output sections with more than 0x7fffffff bytes.
13997 * object.h (class Relobj): Change map_to_output_ to
13998 output_sections_, and just keep a section pointer. Change all
13999 uses. Move comdat group support to Sized_relobj.
14000 (Relobj::is_section_specially_mapped): Remove.
14001 (Relobj::output_section): Remove poff parameter. Change all
14003 (Relobj::output_section_offset): New function.
14004 (Relobj::set_section_offset): Rewrite.
14005 (Relobj::map_to_output): Remove.
14006 (Relobj::output_sections): New function.
14007 (Relobj::do_output_section_offset): New pure virtual function.
14008 (Relobj::do_set_section_offset): Likewise.
14009 (class Sized_relobj): Add section_offsets_ field. Add comdat
14010 group support from Relobj. Update declarations.
14011 (Sized_relobj::get_output_section_offset): New function.
14012 (Sized_relobj::do_output_section_offset): New function.
14013 (Sized_relobj::do_set_section_offset): New function.
14014 * object.cc (Relobj::output_section_address): Remove.
14015 (Sized_relobj::Sized_relobj): Initialize new fields.
14016 (Sized_relobj::include_section_group): Cast find_kept_object to
14018 (Sized_relobj::include_linkonce_section): Likewise.
14019 (Sized_relobj::do_layout): Use separate arrays for output section
14021 (Sized_relobj::do_count_local_symbols): Change map_to_output to
14023 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
14024 output_sections and section_offsets.
14025 (Sized_relobj::write_local_symbols): Likewise.
14026 (map_to_kept_section): Compute output address directly.
14027 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
14028 output_sections and section_offsets.
14029 (Sized_relobj::write_sections): Likewise.
14030 (Sized_relobj::relocate_sections): Likewise.
14031 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
14032 * output.h (class Output_reloc): Update declarations. Change
14033 u2_.relobj to Sized_relobj*.
14034 (class Output_data_reloc): Change add functions to use
14036 * output.cc (Output_reloc::Output_reloc): Change relobj to
14038 (Output_reloc::local_section_offset): Change return type to
14039 Elf_Addr. Use get_output_section_offset.
14040 (Output_reloc::get_address): Likewise.
14041 (Output_section::is_input_address_mapped): Don't call
14042 is_section_specially_mapped.
14043 (Output_section::output_offset): Likewise.
14044 (Output_section::output_address): Likewise.
14045 (Output_section::starting_output_address): Likewise.
14046 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
14047 parameter to Sized_relobj*.
14048 (Copy_relocs::need_copy_reloc): Likewise.
14049 (Copy_relocs::save): Likewise.
14050 * copy-relocs.h (class Copy_relocs): Update declarations.
14051 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
14052 Sized_relobj*. Change relobj_ field to Sized_relobj*.
14053 * target-reloc.h (relocate_for_relocatable): Change
14054 offset_in_output_section type to Elf_Addr. Change code that uses
14056 * layout.cc (Layout::layout): Always set *off.
14057 * mapfile.cc (Mapfile::print_input_section): Use
14058 output_section_offset.
14059 * i386.cc (Target_i386::copy_reloc): Change object parameter to
14061 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
14062 * sparc.cc (Target_sparc::copy_reloc): Likewise.
14063 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
14065 2008-07-03 Ian Lance Taylor <iant@google.com>
14067 * layout.cc (Layout::include_section): Do not discard unrecognized
14068 SHT_STRTAB sections.
14070 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
14072 * script.cc (Lex::can_continue_name): Make '?' allowable in
14073 version-script names.
14074 * testsuite/version_script.map: Change glob pattern to use '?'
14076 2008-06-30 Manish Singh <yosh@gimp.org>
14079 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
14082 2008-06-30 Ian Lance Taylor <iant@google.com>
14086 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
14087 versions]: Don't try to read the value in the contents, since we
14088 don't use it. Use the template endianness when writing.
14090 2008-06-25 Cary Coutant <ccoutant@google.com>
14092 * fileread.cc (File_read::make_view): Assert on zero-length view.
14093 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
14094 symbol table when there are no symbols to read.
14096 2008-06-23 Craig Silverstein <csilvers@google.com>
14098 * version.cc (version_string): Bump to 1.7
14100 2008-06-18 Craig Silverstein <csilvers@google.com>
14102 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
14103 constant 0xFFFF to type Valtype.
14104 (Powerpc_relocate_functions::rel16_ha): Likewise.
14106 2008-06-17 Ian Lance Taylor <iant@google.com>
14108 * output.h (Output_section::Input_section): Initialize p2align_ to
14109 zero for Output_section_data constructors.
14110 (Output_section::Input_section::addralign): If not an input
14111 section, return the alignment of the Output_section_data.
14112 * testsuite/copy_test.cc: New file.
14113 * testsuite/copy_test_1.cc: New file.
14114 * testsuite/copy_test_2.cc: New file.
14115 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
14116 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
14117 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
14118 (copy_test_1_pic.o, copy_test_1.so): New targets.
14119 (copy_test_2_pic.o, copy_test_2.so): New targets.
14120 * testsuite/Makefile.in: Rebuild.
14122 * script-sections.cc (Script_sections::place_orphan): Initialize
14123 local variable exact.
14125 2008-06-13 David Edelsohn <edelsohn@gnu.org>
14127 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
14129 2008-06-12 David Edelsohn <edelsohn@gnu.org>
14130 David S. Miller <davem@davemloft.net>
14132 * powerpc.cc: New file.
14133 * Makefile.am (TARGETSOURCES): Add powerpc.cc
14134 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
14135 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
14136 * Makefile.in: Rebuild.
14138 2008-06-09 Ian Lance Taylor <iant@google.com>
14140 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
14142 (throwing, orig_terminate): New static variables.
14143 (terminate_handler): New static function.
14144 (t2): Set terminate handler.
14146 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
14149 * binary.cc (Binary_to_elf::sized_convert): Fix .data
14152 2008-05-30 Cary Coutant <ccoutant@google.com>
14154 * archive.cc (Archive::include_all_members) Correct to step
14155 over symbol table and extended name table in thin archives.
14157 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
14160 * target-reloc.h (relocate_for_relocatable): Fix new_offset
14163 2008-05-28 Caleb Howe <cshowe@google.com>
14165 * reduced_debug_output.cc: New file.
14166 * reduced_debug_output.h: New file.
14167 * options.h (class General_options): Add --strip-debug-non-line.
14168 * options.cc (General_options::finalize): Add strip_debug_non_line
14169 to the strip heirarchy.
14170 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
14172 * layout.cc: Include "reduced_debug_output.h".
14173 (Layout::Layout): Initialize new fields.
14174 (line_only_debug_sections): New static array.
14175 (is_lines_only_debug_sections): New static inline function.
14176 (Layout::include_section): Handle --strip-debug-non-line.
14177 (Layout::make_output_section): If --strip-debug-non-line, build
14178 new output sections for .debug_abbrev and .debug_info.
14179 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
14180 gold. Warn about possible overflow.
14181 (read_signed_LEB_128): Likewise.
14182 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
14183 (read_signed_LEB_128): Declare.
14184 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
14185 (HFILES): Add reduced_debug_output.h.
14186 * Makefile.in: Rebuild.
14188 2008-05-21 Ian Lance Taylor <iant@google.com>
14190 * mapfile.cc: New file.
14191 * mapfile.h: New file.
14192 * options.h (class General_options): Add -M/--print-map and -Map.
14193 * options.cc (General_options::finalize): Make -M equivalent to
14195 * main.cc: Include <cstdio> and "mapfile.h".
14196 (main): Open mapfile if requested.
14197 * gold.cc (class Middle_runner): Add mapfile_ field. Update
14198 constructor. Change caller.
14199 (queue_initial_tasks): Add mapfile parameter. Change caller.
14200 (queue_middle_tasks): Likewise.
14201 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
14203 * archive.cc: Include "mapfile.h".
14204 (Archive::add_symbols): Add mapfile parameter. Change all
14205 callers. Pass mapfile, symbol, and reason to include_member.
14206 (Archive::include_all_members): Add mapfile parameter. Change all
14208 (Archive::include_member): Add mapfile, sym, and why parameters.
14209 Change all callers. Report inclusion to map file.
14210 * archive.h: Include "fileread.h".
14211 (class Archive): Update declarations.
14212 (Archive::file): New const method.
14213 (class Add_archive_symbols): Add mapfile_ field. Update
14214 constructor. Change all callers.
14215 * readsyms.h (class Read_symbols): Likewise.
14216 (class Finish_group): Likewise.
14217 (class Read_script): Likewise.
14218 * common.cc: Include "mapfile.h".
14219 (Symbol_table::allocate_commons): Add mapfile parameter. Change
14221 (Symbol_table::do_allocate_commons): Likewise.
14222 (Symbol_table::do_allocate_commons_list): Likewise. Report common
14223 symbol allocation to mapfile.
14224 * common.h (class Allocate_commons_task): Add mapfile_ field.
14225 Update constructor. Change all callers.
14226 * symtab.h (class Symbol_table): Update declarations.
14227 * layout.cc: Include "mapfile.h".
14228 (Layout_task_runner::run): Print information to mapfile.
14229 (Layout::create_gold_note): Change Output_data_fixed_space to
14230 Output_data_zero_fill.
14231 (Layout::create_build_id): Likewise.
14232 (Layout::print_to_mapfile): New function.
14233 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
14234 constructor. Change caller.
14235 (class Layout): Declare print_to_mapfile.
14236 * output.cc (Output_section::Input_section::print_to_mapfile): New
14238 (Output_section::add_input_section): If producing a map, always
14239 add to input_sections_ list.
14240 (Output_section::do_print_to_mapfile): New function.
14241 (Output_segment::print_sections_to_mapfile): New function.
14242 (Output_segment::print_section_list_to_mapfile): New function.
14243 * output.h: Include "mapfile.h".
14244 (Output_data::print_to_mapfile): New function.
14245 (Output_data::do_print_to_mapfile): New virtual function.
14246 (Output_segment_headers::do_print_to_mapfile): New function.
14247 (Output_file_header::do_print_to_mapfile): New function.
14248 (Output_data_const::do_print_to_mapfile): New function.
14249 (class Output_data_const_buffer): Add map_name_ field. Update
14250 constructor. Change all callers. Add do_print_to_mapfile
14252 (class Output_data_fixed_space): Likewise.
14253 (class Output_data_space): Likewise.
14254 (class Output_data_zero_fill): New class.
14255 (Output_data_strtab::do_print_to_mapfile): New function.
14256 (Output_data_reloc_base::do_print_to_mapfile): New function.
14257 (Output_relocatable_relocs::do_print_to_mapfile): New function.
14258 (Output_data_group::do_print_to_mapfile): New function.
14259 (Output_data_got::do_print_to_mapfile): New function.
14260 (Output_data_dynamic::do_print_to_mapfile): New function.
14261 (Output_symtab_xindex::do_print_to_mapfile): New function.
14262 (class Output_section): Declare do_print_to_mapflie. Declare
14263 print_to_mapfile in Input_section.
14264 (class Output_segment): Declare new functions.
14265 * object.h (Sized_relobj::symbol_count): New function.
14266 * script-sections.cc
14267 (Output_section_element_dot_assignment::set_section_addresses):
14268 Change Output_data_fixed_space to Output_data_zero_fill.
14269 (Output_data_expression::do_print_to_mapfile): New function.
14270 * script.cc (read_input_script): Add mapfile parameter. Change
14272 * script.h (read_input_script): Update declaration.
14273 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
14274 (Eh_frame::do_print_to_mapfile): New function.
14275 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
14276 (Output_merge_string::do_print_to_mapfile): New function.
14277 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
14279 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
14281 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
14283 * Makefile.am (CCFILES): Add mapfile.cc.
14284 (HFILES): Add mapfile.h.
14285 * Makefile.in: Rebuild.
14287 2008-05-19 Ian Lance Taylor <iant@google.com>
14289 * options.h (class General_options): Add -z relro.
14290 * layout.cc (Layout::Layout): Initialize relro_segment_.
14291 (Layout::add_output_section_data): Return the output section.
14292 (Layout::make_output_section): Rcognize relro sections and mark
14293 them appropriately.
14294 (Layout::attach_allocated_section_to_segment): Put relro sections
14295 in a PT_GNU_RELRO segment.
14296 (Layout::create_initial_dynamic_sections): Mark the .dynamic
14298 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
14300 (Layout::linkonce_mapping): Map d.rel.ro.local to
14301 .data.rel.ro.local.
14302 (Layout::output_section_name): Us .data.rel.ro.local for any
14303 section which begins with that.
14304 * layout.h (class Layout): Update add_output_section_data
14305 declaration. Add relro_segment_ field.
14306 * output.cc (Output_section::Output_section): Initialize is_relro_
14307 and is_relro_local_ fields.
14308 (Output_segment::add_output_section): Group relro sections.
14309 (Output_segment::is_first_section_relro): New function.
14310 (Output_segment::maximum_alignment): If there is a relro section,
14311 align the segment to the common page size.
14312 (Output_segment::set_section_addresses): Track whether we are
14313 looking at relro sections. If the last section is a relro
14314 section, align to the common page size.
14315 (Output_segment::set_section_list_addresses): Add in_relro
14316 parameter. Change all callers. Align to the page size when
14317 moving from relro to non-relro section.
14318 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
14320 * output.h (class Output_section): Add is_relro_ and
14321 is_relro_local_ fields.
14322 (Output_section::is_relro): New function.
14323 (Output_section::set_is_relro): New function.
14324 (Output_section::is_relro_local): New function.
14325 (Output_section::set_is_relro_local): New function.
14326 (class Output_segment): Update declarations.
14327 * i386.cc (Target_i386::got_section): Mark .got section as relro.
14328 * sparc.cc (Target_sparc::got_section): Likewise.
14329 * x86_64.cc (Target_x86_64::got_section): Likewise.
14330 * testsuite/relro_test_main.cc: New file.
14331 * testsuite/relro_test.cc: New file.
14332 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
14333 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
14334 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
14335 (relro_test.so, relro_test_pic.o): New targets.
14336 * testsuite/Makefile.in: Rebuild.
14338 2008-05-16 Ian Lance Taylor <iant@google.com>
14340 * output.cc (Output_segment::add_output_section): Remove front
14342 * output.h (class Output_segment): Remove
14343 add_initial_output_section and overloaded add_output_section.
14344 Update declaration of remaining add_output_section.
14345 * layout.cc (Layout::create_interp): Call add_output_section
14346 rather than add_initial_output_section.
14347 (Layout::finish_dynamic_section): Likewise.
14349 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
14350 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
14351 know the dynamic type.
14352 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
14353 field. Initialize it in constructor.
14354 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
14355 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
14356 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
14359 * output.cc (Output_reloc::get_address): Change return type to
14361 * output.h (class Output_reloc): Update get_address declaration.
14362 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
14363 for section addresses.
14365 2008-05-09 Ian Lance Taylor <iant@google.com>
14368 * gold.cc (gold_nomem): Use return value of write.
14370 2008-05-08 Ian Lance Taylor <iant@google.com>
14372 * symtab.c (Symbol::init_base_output_data): Add version
14373 parameter. Change all callers.
14374 (Symbol::init_base_output_segment): Likewise.
14375 (Symbol::init_base_constant): Likewise.
14376 (Symbol::init_base_undefined): Likewise.
14377 (Sized_symbol::init_output_data): Likewise.
14378 (Sized_symbol::init_output_segment): Likewise.
14379 (Sized_symbol::init_constant): Likewise.
14380 (Sized_symbol::init_undefined): Likewise.
14381 (Symbol_table::do_define_in_output_data): If the new symbol has a
14382 version, mark it as the default.
14383 (Symbol_table::do_define_in_output_segment): Likewise.
14384 (Symbol_table::do_define_as_constant): Likewise.
14385 * symtab.h (class Symbol): Update declarations.
14386 (class Sized_symbol): Likewise.
14387 * resolve.cc (Symbol::override_version): New function.
14388 (Symbol::override_base): Call override_version.
14389 (Symbol::override_base_with_special): Likewise.
14390 * testsuite/ver_script_8.script: New file.
14391 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
14392 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
14393 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
14394 (ver_test_8_1.so, ver_test_8_2.so): New targets.
14396 2008-05-06 Ian Lance Taylor <iant@google.com>
14399 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
14401 (class General_options): Remove existing --undefined, and add
14402 --no-undefined instead. Add new --undefined as synonym for -u.
14403 * archive.cc (Archive::add_symbols): Check whether symbol was
14405 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
14406 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
14407 all uses. Add IS_UNDEFINED. Update declarations to split
14408 different versions of init_base. Declare init_base_undefined.
14409 (Symbol::is_defined): Handle IS_UNDEFINED.
14410 (Symbol::is_undefined): Likewise.
14411 (Symbol::is_weak_undefined): Call is_undefined.
14412 (Symbol::is_absolute): Handle IS_CONSTANT.
14413 (class Sized_symbol): Update declarations to split different
14414 versions of init. Declare init_undefined.
14415 (class Symbol_table): Declare new functions.
14416 * symtab.cc (Symbol::init_base_object): Rename from init_base.
14417 Change all callers.
14418 (Symbol::init_base_output_data): Likewise.
14419 (Symbol::init_base_output_segment): Likewise.
14420 (Symbol::init_base_constant): Likewise.
14421 (Symbol::init_base_undefined): New function.
14422 (Sized_symbol::init_object): Rename from init. Change all
14424 (Sized_symbol::init_output_data): Likewise.
14425 (Sized_symbol::init_output_segment): Likewise.
14426 (Sized_symbol::init_constant): Likewise.
14427 (Sized_symbol::init_undefined): New function.
14428 (Symbol_table::add_undefined_symbols_from_command_line): New
14430 (Symbol_table::do_add_undefined_symbols_from_command_line): New
14432 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
14433 (Symbol::output_section): Likewise.
14434 (Symbol::set_output_section): Likewise.
14435 (Symbol_table::sized_finalize_symbol): Likewise.
14436 (Symbol_table::sized_write_globals): Likewise.
14437 * resolve.cc (Symbol_table::should_override): Likewise.
14438 (Symbol::override_base_with_special): Likewise.
14440 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
14441 symbol, change it to have default visibility.
14442 * testsuite/protected_1.cc: New file.
14443 * testsuite/protected_2.cc: New file.
14444 * testsuite/protected_3.cc: New file.
14445 * testsuite/protected_main_1.cc: New file.
14446 * testsuite/protected_main_2.cc: New file.
14447 * testsuite/protected_main_3.cc: New file.
14448 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
14449 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
14450 (protected_1_LDFLAGS, protected_1_LDADD): Define.
14451 (protected_1.so): New target.
14452 (protected_1_pic.o, protected_2_pic.o): New targets.
14453 (protected_3_pic.o): New target.
14454 (check_PROGRAMS): Add protected_2.
14455 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
14456 (protected_2_LDFLAGS, protected_2_LDADD): Define.
14457 * testsuite/Makefile.in: Rebuild.
14459 * options.h (DEFINE_var): Add set_user_set_##varname__.
14460 (DEFINE_bool_alias): New macro.
14461 (class General_options): Define -Bstatic using DEFINE_bool_alias
14462 rather than DEFINE_special. Add --undefined as an alias for -z
14464 * options.cc (General_options::parse_Bstatic): Remove.
14466 * options.h (class General_options): Add --fatal-warnings.
14467 * main.cc (main): Implement --fatal-warnings.
14468 * errors.h (Errors::warning_count): New function.
14470 * options.h (class General_options): Add -Bsymbolic-functions.
14471 * symtab.h (Symbol::is_preemptible): Check for
14472 -Bsymbolic-functions.
14474 2008-05-05 Ian Lance Taylor <iant@google.com>
14476 * options.h (DEFINE_bool): For DASH_Z, create the negative option
14477 as noVARNAME rather than no-VARNAME.
14478 (class General_options): Add option -z combreloc.
14479 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
14481 (Output_reloc::sort_before) [SHT_REL]: New function.
14482 (Output_reloc::sort_before) [SHT_RELA]: New function.
14483 (class Output_data_reloc_base): Add sort_relocs_ field. Define
14484 Sort_relocs_comparison.
14485 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
14486 parameter. Change all callers.
14487 (Output_data_reloc::Output_data_reloc) [both versions]: Add
14488 sort_relocs parameter. Change all callers.
14489 * output.cc (Output_reloc::get_address): New function, broken out
14491 (Output_reloc::write_rel): Call it.
14492 (Output_reloc::compare): New function.
14493 (Output_data_reloc_base::do_write): Optionally sort relocs.
14495 * configure.ac: If targ_extra_obj is set, link it in.
14496 * configure.tgt: Initialize all variables.
14497 (x86_64*): Set targ_extra_obj and targ_extra_size.
14498 * configure: Rebuild.
14500 * object.cc (Sized_relobj::include_section_group): Adjust section
14501 indexes read from group data. Build vector to pass to
14503 * layout.cc (Layout::layout_group): Add flags and shndxes
14504 parameters. Remove contents parameter. Change caller. Update
14505 explicit instantiations.
14506 * layout.h (class Layout): Update layout_group declaration.
14507 * output.cc (Output_data_group::Output_data_group): Add flags and
14508 input_shndxes parameters. Remove contents parameter. Change
14510 (Output_data_group::do_write): Change input_sections_ to
14512 * output.h (class Output_data_group): Update constructor
14513 declaration. Rename input_sections_ to input_shndxes_.
14514 * testsuite/many_sections_test.cc: Add template.
14516 2008-04-30 Cary Coutant <ccoutant@google.com>
14518 * target-reloc.h (relocate_section): Fix dead-pointer bug.
14520 * layout.cc (Layout::include_section): Refactored check for debug
14522 (Layout::add_comdat): Add new parameters. Change type
14523 of signature parameter. Add object and shndx to signatures table.
14524 (Layout::find_kept_object): New function.
14525 * layout.h: Include <cstring>.
14526 (Layout::is_debug_info_section): New function.
14527 (Layout::add_comdat): Add new parameters.
14528 (Layout::find_kept_object): New function.
14529 (Layout::Kept_section): New struct.
14530 (Layout::Signatures): Change type of map range.
14531 * object.cc (Relobj::output_section_address): New function.
14532 (Sized_relobj::include_section_group): Add new parameters. Change
14533 calls to Layout::add_comdat. Change to build table of kept comdat
14534 groups and table mapping discarded sections to kept sections.
14535 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
14536 (Sized_relobj::do_layout): Change calls to include_section_group and
14537 include_linkonce_section.
14538 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
14539 value to zero when section is discarded.
14540 (Sized_relobj::map_to_kept_section): New function.
14541 * object.h (Relobj::output_section_address): New function.
14542 (Relobj::Comdat_group): New type.
14543 (Relobj::find_comdat_group): New function.
14544 (Relobj::Comdat_group_table): New type.
14545 (Relobj::Kept_comdat_section): New type.
14546 (Relobj::Kept_comdat_section_table): New type.
14547 (Relobj::add_comdat_group): New function.
14548 (Relobj::set_kept_comdat_section): New function.
14549 (Relobj::get_kept_comdat_section): New function.
14550 (Relobj::comdat_groups_): New field.
14551 (Relobj::kept_comdat_sections_): New field.
14552 (Symbol_value::input_value): Update comment.
14553 (Sized_relobj::map_to_kept_section) New function.
14554 (Sized_relobj::include_linkonce_section): Add new parameter.
14555 * target-reloc.h (Comdat_behavior): New type.
14556 (get_comdat_behavior): New function.
14557 (relocate_section): Add code to map a discarded section to the
14558 corresponding kept section when applying a relocation.
14560 2008-04-30 Craig Silverstein <csilvers@google.com>
14562 * dwarf_reader.cc (next_generation_count): New static var.
14563 (Addr2line_cache_entry): New struct.
14564 (addr2line_cache): New static var.
14565 (Dwarf_line_info::one_addr2line): Added caching.
14566 (Dwarf_line_info::clear_addr2line_cache): New function.
14567 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
14568 cache-size parameter.
14569 (Dwarf_line_info::one_addr2line_cache): New function.
14570 * symtab.cc (Symbol_table::detect_odr_violations): Pass
14571 new cache-size argument to one_addr2line(), and clear cache.
14573 2008-04-28 Cary Coutant <ccoutant@google.com>
14575 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
14576 R_386_PC8 relocations.
14578 2008-04-23 Ian Lance Taylor <iant@google.com>
14580 * object.cc (Sized_relobj::include_section_group): Check for
14581 invalid section group.
14583 * object.cc (make_elf_object): Correct test for 64-bit ELF file
14586 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
14587 than read for file header.
14588 * archive.cc (Archive::include_member): Likewise.
14590 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
14592 * aclocal.m4: Regenerate.
14593 * configure: Regenerate.
14595 2008-04-19 Ian Lance Taylor <iant@google.com>
14597 * version.cc (version_string): Bump to 1.6.
14599 * testsuite/Makefile.am (many_sections_r_test): New target.
14600 (many_sections_r_test_SOURCES): Remove.
14601 (many_sections_r_test_DEPENDENCIES): Remove.
14602 (many_sections_r_test_LDFLAGS): Remove.
14603 (many_sections_r_test_LDADD): Remove.
14605 * object.cc (Sized_relobj::do_add_symbols): Always pass
14606 local_symbol_count_ to add_from_relobj.
14608 * testsuite/Makefile.am (many_sections_check.h): Only check one in
14609 every thousand variables.
14610 * testsuite/Makefile.in: Rebuild.
14612 * object.cc (Xindex::initialize_symtab_xindex): New function.
14613 (Xindex::read_symtab_xindex): New function.
14614 (Xindex::sym_xindex_to_shndx): New function.
14615 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
14617 (Sized_relobj::do_initialize_xindex): New function.
14618 (Sized_relobj::do_read_symbols): Adjust section links.
14619 (Sized_relobj::symbol_section_and_value): Add is_ordinary
14620 parameter. Change all callers.
14621 (Sized_relobj::include_section_group): Adjust section links and
14622 symbol section indexes.
14623 (Sized_relobj::do_layout): Adjust section links.
14624 (Sized_relobj::do_count_local_symbols): Adjust section links and
14625 symbol section indexes.
14626 (Sized_relobj::do_finalize_local_symbols): Distinguish between
14627 ordinary and special symbols.
14628 (Sized_relobj::write_local_symbols): Add symtab_xindex and
14629 dynsym_xindex parameters. Change all callers. Adjust section
14630 links. Use SHN_XINDEX when needed.
14631 (Sized_relobj::get_symbol_location_info): Adjust section links.
14632 Don't get fooled by special symbols.
14633 * object.h (class Xindex): Define.
14634 (class Object): Add xindex_ parameter. Declare virtual functoin
14635 do_initialize_xindex.
14636 (Object::adjust_sym_shndx): New function.
14637 (Object::set_xindex): New protected function.
14638 (class Symbol_value): Add is_ordinary_shndx_ field.
14639 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
14640 (Symbol_value::value): Assert ordinary section.
14641 (Symbol_value::initialize_input_to_output_map): Likewise.
14642 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
14643 Change all callers.
14644 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
14646 (class Sized_relobj): Update declarations.
14647 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
14648 parameter. Change all callers.
14649 (Sized_relobj::adjust_shndx): New function.
14650 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
14652 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
14653 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
14654 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
14655 (Sized_dynobj::read_dynsym_section): Adjust section links.
14656 (Sized_dynobj::read_dynamic): Likewise.
14657 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
14659 (Sized_dynobj::do_initialize_xindex): New function.
14660 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
14661 do_initialize_xindex.
14662 (Sized_dynobj::adjust_shndx): New function.
14663 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
14664 dynsym_xindex_ fields.
14665 (Layout::finalize): Add a call to set_section_indexes before
14666 creating the symtab sections.
14667 (Layout::set_section_indexes): Don't do anything if the section
14668 already has a section index.
14669 (Layout::create_symtab_sections): Add shnum parameter. Change
14670 caller. Create .symtab_shndx section if needed.
14671 (Layout::create_shdrs): Add shstrtab_section parameter. Change
14673 (Layout::allocated_output_section_count): New function.
14674 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
14676 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
14677 fields. Update declarations.
14678 (Layout::symtab_xindex): New function.
14679 (Layout::dynsym_xindex): New function.
14680 (class Write_symbols_task): Add layout_ field.
14681 (Write_symbols_task::Write_symbols_task): Add layout parameter.
14683 * output.cc (Output_section_headers::Output_section_headers): Add
14684 shstrtab_section parameter. Change all callers.
14685 (Output_section_headers::do_sized_write): Store overflow values
14686 for section count and section string table section index in
14687 section header zero.
14688 (Output_file_header::do_sized_write): Check for overflow of
14689 section count and section string table section index.
14690 (Output_symtab_xindex::do_write): New function.
14691 (Output_symtab_xindex::endian_do_write): New function.
14692 * output.h (class Output_section_headers): Add shstrtab_section_.
14693 Update declarations.
14694 (class Output_symtab_xindex): Define.
14695 (Output_section::has_out_shndx): New function.
14696 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
14698 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
14699 Change all callers.
14700 (Sized_symbol::init): Likewise.
14701 (Symbol::output_section): Check for ordinary symbol.
14702 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
14703 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
14705 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
14706 Change all callers. Simplify handling of symbols from sections
14707 not included in the link.
14708 (Symbol_table::add_from_dynobj): Handle ordinary symbol
14710 (Weak_alias_sorter::operator()): Assert that symbols are
14712 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
14714 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
14715 parameters. Change all callers.
14716 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
14717 symbol distinction. Use SHN_XINDEX when needed.
14718 (Symbol_table::write_section_symbol): Add symtab_xindex
14719 parameter. Change all callers.
14720 (Symbol_table::sized_write_section_symbol): Likewise. Use
14721 SHN_XINDEX when needed.
14722 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
14724 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
14725 (Symbol::is_defined): Check is_ordinary.
14726 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
14727 (Symbol::is_absolute, Symbol::is_common): Likewise.
14728 (class Sized_symbol): Update declarations.
14729 (class Symbol_table): Update declarations.
14730 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
14731 parameters. Change all callers.
14732 (Sized_symbol::override): Likewise.
14733 (Symbol_table::override): Likewise.
14734 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
14735 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
14736 is_ordinary, and orig_st_shndx parameters. Change all callers.
14737 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
14738 to be in an ordinary section.
14739 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
14740 object and is_ordinary parameters. Change all callers.
14741 (Sized_dwarf_line_info::read_relocs): Add object parameter.
14742 Change all callers. Don't add undefined or non-ordinary symbols
14744 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
14745 Change all callers.
14746 * dwarf_reader.h (class Sized_dwarf_line_info): Update
14748 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
14749 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
14750 (Sized_relobj::relocate_sections): Likewise.
14751 * target-reloc.h (scan_relocs): Adjust section symbol index.
14752 (scan_relocatable_relocs): Likewise.
14753 * i386.cc (Scan::local): Check for ordinary symbols.
14754 * sparc.cc (Scan::local): Likewise.
14755 * x86_64.cc (Scan::local): Likewise.
14756 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
14757 to symbol_section_and_value.
14758 * testsuite/many_sections_test.cc: New file.
14759 * testsuite/Makefile.am (BUILT_SOURCES): Define.
14760 (check_PROGRAMS): Add many_sections_test.
14761 (many_sections_test_SOURCES): Define.
14762 (many_sections_test_DEPENDENCIES): Define.
14763 (many_sections_test_LDFLAGS): Define.
14764 (BUILT_SOURCES): Add many_sections_define.h.
14765 (many_sections_define.h): New target.
14766 (BUILT_SOURCES): Add many_sections_check.h.
14767 (many_sections_check.h): New target.
14768 (check_PROGRAMS): Add many_sections_r_test.
14769 (many_sections_r_test_SOURCES): Define.
14770 (many_sections_r_test_DEPENDENCIES): Define.
14771 (many_sections_r_test_LDFLAGS): Define.
14772 (many_sections_r_test_LDADD): Define.
14773 (many_sections_r_test.o): New target.
14774 * testsuite/Makefile.in: Rebuild.
14776 2008-04-17 Cary Coutant <ccoutant@google.com>
14778 * errors.cc (Errors::info): New function.
14779 (gold_info): New function.
14780 * errors.h (Errors::info): New function.
14781 * gold.h (gold_info): New function.
14782 * object.cc (Input_objects::add_object): Print trace output.
14783 * options.cc (options::parse_set): New function.
14784 (General_options::parse_wrap): Deleted.
14785 (General_options::General_options): Deleted initializer.
14786 * options.h (options::String_set): New typedef.
14787 (options::parse_set): New function.
14788 (DEFINE_set): New macro.
14789 (General_options::wrap): Changed to use DEFINE_set. Changed
14790 callers of any_wrap_symbols and is_wrap_symbol.
14791 (General_options::trace, General_options::trace_symbol):
14793 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
14794 (General_options::wrap_symbols_): Deleted.
14795 * symtab.cc (Symbol_table::add_from_object): Print trace output.
14797 2008-04-17 David S. Miller <davem@davemloft.net>
14799 * options.cc (General_options::parse_V): New function.
14800 * options.h: Add entries for -V and -Qy.
14802 2008-04-17 Ian Lance Taylor <iant@google.com>
14804 * common.cc (Symbol_table::allocate_commons): Remove options
14805 parameter. Change caller.
14806 (Symbol_table::do_allocate_commons): Remove options parameter.
14807 Change caller. Just call do_allocate_commons_list twice.
14808 (Symbol_table::do_allocate_commons_list): New function, broken out
14809 of do_allocate_commons.
14810 * common.h (class Allocate_commons_task): Remove options_ field.
14811 Update constructor.
14812 * symtab.cc (Symbol_table::Symbol_table): Initialize
14814 (Symbol_table::add_from_object): Put TLS common symbols on
14816 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
14817 which are IN_OUTPUT_DATA.
14818 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
14819 allocate_commons and do_allocate_commons declarations. Declare
14820 do_allocate_commons_list.
14821 * gold.cc (queue_middle_tasks): Update creation of
14822 Allocate_commons_task to not pass options.
14823 * testsuite/Makefile.am (INCLUDES): Add -I.. .
14824 (TLS_TEST_C_FLAGS): New variable.
14825 (tls_test_c_pic.o): New target.
14826 (tls_test_shared.so): Link in tls_test_c_pic.o.
14827 (tls_test_c_pic_ie.o): New target.
14828 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
14829 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
14830 (tls_test_c.o): New target.
14831 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
14832 (tls_pic_test_LDADD): Likewise.
14833 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
14834 (tls_shared_gd_to_ie_test_LDADD): Likewise.
14835 (tls_test_c_gnu2.o): New target.
14836 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
14838 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
14839 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
14840 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
14841 * testsuite/tls_test.cc: Include "config.h".
14842 (t_last): Call t11_last.
14843 * testsuite/tls_test.h (t11, t11_last): Declare.
14844 * testsuite/tls_test_c.c: New file.
14845 * testsuite/tls_test_main.cc (thread_routine): Call t11.
14846 * configure.ac: Check for OpenMP support.
14847 * configure, config.in, Makefile.in: Rebuild.
14848 * testsuite/Makefile.in: Rebuild.
14850 2008-04-16 Cary Coutant <ccoutant@google.com>
14852 * i386.cc (Target_i386::define_tls_base_symbol): New function.
14853 (Target_i386::tls_base_symbol_defined_): New field.
14854 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
14855 (Target_i386::Scan::global): Likewise.
14856 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
14857 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
14858 (Target_x86_64::tls_base_symbol_defined_): New field.
14859 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
14860 (Target_x86_64::Scan::global): Likewise.
14862 2008-04-16 Cary Coutant <ccoutant@google.com>
14864 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
14865 (Symbol::needs_plt_entry): Allow weak undefined symbols.
14866 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
14867 building shared libraries.
14868 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
14869 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
14870 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
14871 * testsuite/Makefile.in: Rebuild.
14872 * testsuite/weak_undef.h: New file.
14873 * testsuite/weak_undef_file1.cc: Add extra test cases.
14874 * testsuite/weak_undef_file2.cc: Likewise.
14875 * testsuite/weak_undef_test.cc: Likewise.
14877 2008-04-16 David S. Miller <davem@davemloft.net>
14879 * sparc.cc (Target_sparc::Scan): Change from struct to class.
14880 Add issued_non_pic_error_ field. Declare check_non_pic.
14881 (Target_sparc::Scan::check_non_pic): New function.
14882 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
14883 (Target_sparc::Scan::global): Likewise.
14885 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
14886 * configure: Rebuild.
14888 * options.h (DEFINE_enable): New macro.
14889 (new_dtags): New enable option.
14890 (initfirst, interpose, loadfltr, nodefaultlib,
14891 nodelete, nodlopen, nodump): New -z options.
14892 * layout.cc (Layout:finish_dynamic_section): If new
14893 dtags enabled, emit DT_RUNPATH. Also, emit a
14894 DT_FLAGS_1 containing any specified -z flags.
14896 2008-04-16 Ian Lance Taylor <iant@google.com>
14898 * copy-relocs.cc: New file.
14899 * copy-relocs.h: New file.
14900 * reloc.cc: Remove Copy_relocs code.
14901 * reloc.h: Likewise.
14902 * reloc-types.h (struct Reloc_types) [both versions]: Add
14903 get_reloc_addend_noerror.
14904 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
14905 variants of add_global which take an addend which must be zero.
14906 * i386.cc: Include "copy-relocs.h".
14907 (class Target_i386): Change type of copy_relocs_ to variable,
14908 update initializer.
14909 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
14910 Change all callers.
14911 (Target_i386::do_finalize_sections): Change handling of
14913 * sparc.cc: Include "copy-relocs.h".
14914 (class Target_sparc): Change type of copy_relocs_ to variable,
14915 update initializer.
14916 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
14917 Change all callers.
14918 (Target_sparc::do_finalize_sections): Change handling of
14920 * x86_64.cc: Include "copy-relocs.h".
14921 (class Target_x86_64): Change type of copy_relocs_ to variable,
14922 update initializer.
14923 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
14924 class. Change all callers.
14925 (Target_x86_64::do_finalize_sections): Change handling of
14927 * Makefile.am (CCFILES): Add copy-relocs.cc.
14928 (HFILES): Add copy-relocs.h.
14930 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
14932 * testsuite/script_test_4.sh: Permit leading zeroes.
14934 2008-04-15 Ian Lance Taylor <iant@google.com>
14936 * script-sections.cc (Script_sections::create_segments): Use
14937 header_size_adjustment even when there is enough room for the
14939 * testsuite/script_test_4.sh: New file.
14940 * testsuite/script_test_4.t: New file.
14941 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
14942 (check_DATA): Add script_test_4.stdout.
14943 (MOSTLYCLEANFILES): Likewise.
14944 (script_test_4): New target.
14945 (script_test_4.stdout): New target.
14946 * testsuite/Makefile.in: Rebuild.
14948 * sparc.cc: Add definitions for Output_data_plt_sparc class
14951 2008-04-14 David S. Miller <davem@davemloft.net>
14953 * sparc.cc: New file.
14954 * Makefile.am (TARGETSOURCES): Add sparc.cc
14955 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
14956 * configure.tgt: Document targ_extra_size and
14957 targ_extra_big_endian. Add entries for sparc-* and
14959 * configure.ac: Handle targ_extra_size and
14960 targ_extra_big_endian.
14961 * Makefile.in: Rebuild.
14962 * configure: Likewise.
14963 * po/POTFILES.in: Likewise.
14964 * po/gold.pot: Likewise.
14966 2008-04-14 Ian Lance Taylor <iant@google.com>
14968 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
14969 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
14970 in the name/type/flags to section mapping. Don't call
14971 allocate_output_section.
14972 (Layout::choose_output_section): Change parameter from adjust_name
14973 to is_input_section. Don't permit input sections after sections
14974 are attached to segments. Don't call allocate_output_section.
14975 (Layout::layout_eh_frame): Call update_flags_for_input_section,
14976 not write_enable_output_section.
14977 (Layout::make_output_section): Don't push to
14978 unattached_section_list_ nor call attach_to_segment. Call
14979 attach_section_to_segment if sections are attached.
14980 (Layout::attach_sections_to_segments): New function.
14981 (Layout::attach_section_to_segment): New function.
14982 (Layout::attach_allocated_section_to_segment): Rename from
14983 attach_to_segment. Remove flags parameter.
14984 (Layout::allocate_output_section): Remove function.
14985 (Layout::write_enable_output_section): Remove function.
14986 * layout.h (class Layout): Update for above changes. Add new
14987 field sections_are_attached_.
14988 * output.h (Output_section::update_flags_for_input_section): New
14990 * output.cc (Output_section::add_input_section): Call
14991 update_flags_for_input_section.
14992 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
14994 2008-04-11 Cary Coutant <ccoutant@google.com>
14996 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
14997 thought unnecessary.
14998 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
15000 2008-04-11 Ian Lance Taylor <iant@google.com>
15002 * output.h (class Output_section_data): Remove inline definition
15004 * output.cc (Output_section_data::set_addralign): New function.
15006 2008-04-11 Cary Coutant <ccoutant@google.com>
15008 Add support for TLS descriptors for i386 and x86_64.
15009 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
15010 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
15011 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
15013 (Target_i386::got_mod_index_entry): Remove unnecessary code.
15014 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
15015 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
15017 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
15018 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
15019 Fix problem with initial-exec relocations.
15020 (Target_i386::Relocate::relocate_tls): Likewise.
15021 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
15023 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
15024 support for section-plus-offset dynamic table entries.
15025 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
15026 (Output_data_dynamic::Dynamic_entry): Add support for
15027 section-plus-offset dynamic table entries.
15028 (Output_data_dynamic::Classification): Likewise.
15029 (Output_data_dynamic::classification_): Renamed offset_.
15030 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
15031 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
15032 (Target_x86_64::make_plt_section): New function.
15033 (Target_x86_64::reserve_tlsdesc_entries): New function.
15034 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
15035 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
15036 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
15037 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
15038 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
15039 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
15040 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
15041 add extra PLT entry for TLS descriptors.
15042 (Output_data_plt_x86_64::got_): New field.
15043 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
15044 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
15046 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
15048 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
15049 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
15050 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
15051 R_386_TLS_DESC_CALL relocations.
15052 (Target_x86_64::Scan::global): Likewise.
15053 (Target_x86_64::do_finalize_sections): Add dynamic table entries
15054 for TLS descriptors.
15055 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
15056 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
15057 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
15058 GD-to-IE relaxation.
15059 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
15060 and TLS_DESCRIPTORS.
15061 * Makefile.in: Rebuild.
15062 * configure: Rebuild.
15063 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
15064 (tls_test_shared2.so): New target.
15065 (tls_shared_gd_to_ie_test_SOURCES): New variable.
15066 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
15067 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
15068 (tls_shared_gd_to_ie_test_LDADD): New variable.
15069 (tls_shared_gnu2_gd_to_ie_test): New target.
15070 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
15072 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
15073 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
15074 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
15075 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
15076 (tls_shared_gnu2_test): New target.
15077 (tls_test_gnu2_shared.so): New target.
15078 (tls_shared_gnu2_test_SOURCES): New variable.
15079 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
15080 (tls_shared_gnu2_test_LDFLAGS): New variable.
15081 (tls_shared_gnu2_test_LDADD): New variable.
15082 * testsuite/Makefile.in: Rebuild.
15083 * testsuite/Makefile.
15085 2008-04-11 Ian Lance Taylor <iant@google.com>
15087 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
15089 * testsuite/Makefile.in: Rebuild.
15091 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
15093 * testsuite/script_test_2.cc (main): Adjust test.
15095 2008-04-11 David S. Miller <davem@davemloft.net>
15096 Ian Lance Taylor <iant@google.com>
15098 * options.h (General_options): Add entries for '-Y' and
15100 * options.cc (General_options:finalize): If -Y was used, add those
15101 entries to the library path instead of the default "/lib" and
15104 2008-04-11 David S. Miller <davem@davemloft.net>
15106 * testsuite/justsyms.t: Start at 0x100.
15107 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
15108 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
15110 * testsuite/script_test_2.cc: Adjust string and section length
15113 2008-04-09 Ian Lance Taylor <iant@google.com>
15116 * script-sections.cc (Sections_element::allocate_to_segment): Add
15118 (Output_section_definition::allocate_to_segment): Likewise.
15119 (Orphan_output_section::allocate_to_segment): Likewise.
15120 (Script_sections::attach_sections_using_phdrs_clause): Don't
15121 propagate non-PT_LOAD segments to orphan sections.
15122 * testsuite/Makefile.am (script_test_3.stdout): Generate using
15123 readelf rather than objdump.
15124 * testsuite/script_test_3.sh: Adjust accordingly. Test that
15125 .interp section and PT_INTERP segment are the same size.
15126 * testsuite/Makefile.in: Rebuild.
15128 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
15129 aliases for symbols defined in the same object.
15130 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
15131 (weak_alias_test_SOURCES): New variable.
15132 (weak_alias_test_DEPENDENCIES): New variable.
15133 (weak_alias_test_LDFLAGS): New variable.
15134 (weak_alias_test_LDADD): New variable.
15135 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
15136 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
15137 (weak_alias_test_3.o): New target.
15138 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
15139 * testsuite/weak_alias_test_main.cc: New file.
15140 * testsuite/weak_alias_test_1.cc: New file.
15141 * testsuite/weak_alias_test_2.cc: New file.
15142 * testsuite/weak_alias_test_3.cc: New file.
15144 2008-04-08 Ian Lance Taylor <iant@google.com>
15146 * options.h (class General_options): Add --noinhibit-exec option.
15147 * main.cc (main): Check --noinhibit-exec.
15149 * options.h (class General_options): Define --wrap as a special
15150 option. Add wrap_symbols_ field.
15151 (General_options::any_wrap_symbols): New function.
15152 (General_options::is_wrap_symbol): New function.
15153 * options.cc (General_options::parse_wrap): New function.
15154 (General_options::General_options): Initialize wrap_symbols_.
15155 * symtab.cc (Symbol_table::wrap_symbol): New function.
15156 (Symbol_table::add_from_object): Handle --wrap.
15157 * symtab.h (class Symbol_table): Declare wrap_symbol.
15158 * target.h (Target::wrap_char): New function.
15159 (Target::Target_info): Add wrap_char field.
15160 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
15161 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
15162 * testsuite/testfile.cc (Target_test::test_target_info):
15165 * errors.cc (Errors::undefined_symbol): Mention symbol version if
15168 * layout.h (class Layout): Add added_eh_frame_data_ field.
15169 * layout.cc (Layout::Layout): Initialize new field.
15170 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
15171 output section until we find a section we merged successfully.
15172 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
15173 that the size be non-zero.
15175 * merge.cc (Object_merge_map::get_output_offset): Remove inline
15178 2008-04-08 Craig Silverstein <csilvers@google.com>
15180 * configure.ac: Export new conditional variable HAVE_ZLIB.
15181 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
15183 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
15184 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15186 2008-04-07 Ian Lance Taylor <iant@google.com>
15188 * version.cc (version_string): Set to "1.5".
15190 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
15191 Add issued_non_pic_error_ field. Declare check_non_pic.
15192 (Target_x86_64::Scan::check_non_pic): New function.
15193 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
15194 (Target_x86_64::Scan::global): Likewise.
15196 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
15197 addend parameter. Change caller. Handle merge sections.
15198 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
15199 Address to Addend. Don't add in the result of
15200 local_section_offset, pass down the addend and use the returned
15202 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
15203 Update declarations of local_section_offset and symbol_value.
15204 * testsuite/two_file_test_1.cc (t18): New function.
15205 * testsuite/two_file_test_2.cc (f18): New function.
15206 * testsuite/two_file_test_main.cc (main): Call t18.
15207 * testsuite/two_file_test.h (t18, f18): Declare.
15209 * configure.ac: Don't test for objdump, c++filt, or readelf.
15210 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
15212 (TEST_READELF): New variable.
15213 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
15214 (check_PROGRAMS): Add two_file_strip_test.
15215 (two_file_strip_test): New target.
15216 (check_PROGRAMS): Add two_file_same_shared_strip_test.
15217 (two_file_same_shared_strip_test_SOURCES): New variable.
15218 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
15219 (two_file_same_shared_strip_test_LDFLAGS): New variable.
15220 (two_file_same_shared_strip_test_LDADD): New variable.
15221 (two_file_shared_strip.so): New target.
15222 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
15223 (ver_test_5.syms, ver_test_7.syms): Likewise.
15224 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
15225 (strip_test_3.stdout): Use TEST_OBJDUMP.
15226 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15228 2008-04-04 Cary Coutant <ccoutant@google.com>
15230 * symtab.h (Symbol::is_weak_undefined): New function.
15231 (Symbol::is_strong_undefined): New function.
15232 (Symbol::is_absolute): New function.
15233 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
15234 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
15236 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
15237 (weak_undef_test): New target.
15238 * testsuite/Makefile.in: Rebuild.
15239 * testsuite/weak_undef_file1.cc: New file.
15240 * testsuite/weak_undef_file2.cc: New file.
15241 * testsuite/weak_undef_test.cc: New file.
15243 2008-04-03 Craig Silverstein <csilvers@google.com>
15245 * compressed_output.h (class Output_compressed_section): Use
15247 * compressed_output.cc (zlib_compress): Use unsigned buffers,
15249 (zlib_compressed_suffix): Removed.
15250 (Output_compressed_section::set_final_data_size): Use unsigned
15252 * testsuite/Makefile.am (flagstest_compress_debug_sections):
15253 Fix linker invocation.
15254 (flagstest_o_specialfile_and_compress_debug_sections):
15256 * testsuite/Makefile.in: Regenerated.
15258 2008-04-02 David S. Miller <davem@davemloft.net>
15260 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
15261 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
15263 2008-04-02 Craig Silverstein <csilvers@google.com>
15267 2008-04-02 Ian Lance Taylor <iant@google.com>
15269 * fileread.cc (File_read::find_view): Add byteshift and vshifted
15270 parameters. Update for new key type to views_. Change all
15272 (File_read::read): Adjust for byteshift in returned view.
15273 (File_read::add_view): New function, broken out of
15274 find_and_make_view.
15275 (File_read::make_view): New function, broken out of
15276 find_and_make_view.
15277 (File_read::find_or_make_view): Add offset and aligned
15278 parameters. Rewrite accordingly. Change all callers.
15279 (File_read::get_view): Add offset and aligned parameters. Adjust
15280 for byteshift in return value.
15281 (File_read::get_lasting_view): Likewise.
15282 * fileread.h (class File_read): Update declarations.
15283 (class File_read::View): Add byteshift_ field. Add byteshift to
15284 constructor. Add byteshift method.
15285 * archive.h (Archive::clear_uncached_views): New function.
15286 (Archive::get_view): Add aligned parameter. Change all callers.
15287 * object.h (Object::get_view): Add aligned parameter. Change all
15289 (Object::get_lasting_view): Likewise.
15291 * fileread.cc (File_read::release): Don't call clear_views if
15292 there are multiple objects.
15293 * fileread.h (File_read::clear_uncached_views): New function.
15294 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
15297 2008-03-31 Cary Coutant <ccoutant@google.com>
15299 Add thin archive support.
15300 * archive.cc (Archive::armagt): New const.
15301 (Archive::setup): Remove task parameter and calls to unlock.
15302 (Archive::unlock_nested_archives): New function.
15303 (Archive::read_header): Add nested_off parameter. Change
15305 (Archive::interpret_header): Likewise.
15306 (Archive::include_all_members): Change to handle thin
15308 (Archive::include_member): Likewise.
15309 * archive.h (Archive::Archive): Add new parameters and
15311 (Archive::armagt): New const.
15312 (Archive::setup): Remove task parameter.
15313 (Archive::unlock_nested_archives): New function.
15314 (Archive::read_header): Add nested_off parameter.
15315 (Archive::interpret_header): Likewise.
15316 (Archive::Nested_archive_table): New typedef.
15317 (Archive::is_thin_archive_): New field.
15318 (Archive::nested_archives_): New field.
15319 (Archive::options_): New field.
15320 (Archive::dirpath_): New field.
15321 (Archive::task_): New field.
15322 * readsyms.cc (Read_symbols::do_read_symbols): Add check
15323 for thin archives. Pass additional parameters to
15324 Archive::Archive. Unlock the archive file after calling
15327 2008-03-29 Ian Lance Taylor <iant@google.com>
15329 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
15330 version symbol to be local.
15331 * testsuite/ver_test_4.sh: New file.
15332 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
15333 (check_DATA): Add ver_test_4.syms.
15334 (ver_test_4.syms): New target.
15335 * testsuite/Makefile.in: Rebuild.
15338 (Output_section::Input_section_sort_entry::has_priority): New
15340 (Output_section::Input_section_sort_entry::match_file_name): New
15342 (Output_section::Input_section_sort_entry::match_section_name):
15344 (Output_section::Input_section_sort_entry::match_section_name_prefix):
15346 (Output_section::Input_section_sort_entry::match_section_file):
15348 (Output_section::Input_section_sort_compare::operator()): Rewrite
15349 using new Input_section_sort_entry functions. Sort crtbegin and
15350 crtend first. Sort sections with no priority before sections with
15352 * testsuite/initpri1.c (d3): Check j != 4.
15353 (cd5): New constructor/destructor function.
15354 (main): Check j != 2.
15356 * symtab.cc (Symbol_table::add_from_object): If we don't use the
15357 new symbol when resolving, don't call set_is_default.
15358 * testsuite/ver_test_7.cc: New file.
15359 * testsuite/ver_test_7.sh: New file.
15360 * testsuite/Makefile.am (ver_test_7.so): New target.
15361 (ver_test_7.o): New target.
15362 (check_SCRIPTS): Add ver_test_7.sh.
15363 (check_DATA): Add ver_test_7.syms.
15364 (ver_test_7.syms): New target.
15366 2008-03-28 Ian Lance Taylor <iant@google.com>
15368 * layout.cc (Layout::layout): If we see an input section with a
15369 name that needs sorting, set the must_sort flag for the output
15371 (Layout::make_output_section): If the name of the output section
15372 indicates that it might require sorting, set the may_sort flag.
15373 * output.h (Output_section::may_sort_attached_input_sections): New
15375 (Output_section::set_may_sort_attached_input_sections): New
15377 (Output_section::must_sort_attached_input_sections): New
15379 (Output_section::set_must_sort_attached_input_sections): New
15381 (class Output_section): Declare Input_section_sort_entry. Define
15382 Input_section_sort_compare. Declare
15383 sort_attached_input_sections. Add new fields:
15384 may_sort_attached_input_sections_,
15385 must_sort_attached_input_sections_,
15386 attached_input_sections_are_sorted_.
15387 * output.cc (Output_section::Output_section): Initialize new
15389 (Output_section::add_input_section): Add an entry to
15390 input_sections_ if may_sort or must_sort are true.
15391 (Output_section::set_final_data_size): Call
15392 sort_attached_input_sections if necessary.
15393 (Output_section::Input_section_sort_entry): Define new class.
15394 (Output_section::Input_section_sort_compare::operator()): New
15396 (Output_section::sort_attached_input_sections): New function.
15397 * configure.ac: Check whether the compiler supports constructor
15398 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
15399 * testsuite/initpri1.c: New file.
15400 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
15401 CONSTRUCTOR_PRIORITY.
15402 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
15403 (initpri1_LDFLAGS): New variable.
15404 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15406 2008-03-27 Ian Lance Taylor <iant@google.com>
15408 * common.cc (Sort_commons::operator): Correct sorting algorithm.
15409 * testsuite/common_test_1.c: New file.
15410 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
15411 (common_test_1_SOURCES): New variable.
15412 (common_test_1_DEPENDENCIES): New variable.
15413 (common_test_1_LDFLAGS): New variable.
15415 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
15416 and commons_ correctly when NAME/VERSION does not override
15418 * testsuite/ver_test_6.c: New file.
15419 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
15420 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
15421 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
15423 2008-03-26 Ian Lance Taylor <iant@google.com>
15425 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
15426 of an undefined symbol from a version script.
15427 * testsuite/Makefile.am (ver_test_5.so): New target.
15428 (ver_test_5.o): New target.
15429 (check_SCRIPTS): Add ver_test_5.sh.
15430 (check_DATA): Add ver_test_5.syms.
15431 (ver_test_5.syms): New target.
15432 * testsuite/ver_test_5.cc: New file.
15433 * testsuite/ver_test_5.script: New file.
15434 * testsuite/ver_test_5.sh: New file.
15435 * Makefile.in, testsuite/Makefile.in: Rebuild.
15438 Fix problems building gold with gcc 4.3.0.
15439 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
15440 (gold_error_at_location, gold_warning_at_location): Use it.
15441 * configure.ac: Check whether we can compile and use a template
15442 function with a printf attribute.
15443 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
15444 when jumping over bytes.
15445 * object.cc: Instantiate Object::read_section_data.
15446 * debug.h: Include <cstring>
15447 * dwarf_reader.cc: Include <algorithm>
15448 * main.cc: Include <cstring>.
15449 * options.cc: Include <cstring>.
15450 * output.cc: Include <cstring>.
15451 * script.cc: Include <cstring>.
15452 * script.h: Include <string>.
15453 * symtab.cc: Include <cstring> and <algorithm>.
15454 * target-select.cc: Include <cstring>.
15455 * version.cc: Include <string>.
15456 * testsuite/testmain.cc: Include <cstdlib>.
15457 * configure, config.in: Rebuild.
15459 2008-03-25 Ian Lance Taylor <iant@google.com>
15461 * options.cc: Include "../bfd/bfdver.h".
15462 (options::help): Print bug reporting address.
15464 * version.cc (print_version): Adjust output for current value of
15465 BFD_VERSION_STRING.
15469 * options.cc (options::help): Print list of supported targets.
15470 * target-select.h: Include <vector>.
15471 (class Target_selector): Make machine_, size_, and is_big_endian_
15472 fields const. Add bfd_name_ and instantiated_target_ fields.
15473 (Target_selector::Target_selector): Add bfd_name parameter.
15474 (Target_selector::recognize): Make non-virtual, call
15476 (Target_selector::recognize_by_name): Make non-virtual, call
15477 do_recognize_by_name.
15478 (Target_selector::supported_names): New function.
15479 (Target_selector::bfd_name): New function.
15480 (Target_selector::do_instantiate_target): New pure virtual
15482 (Target_selector::do_recognize): New virtual function.
15483 (Target_selector::do_recognize_by_name): New virtual function.
15484 (Target_selector::instantiate_target): New private function.
15485 (supported_target_names): Declare.
15486 * target-select.cc (Target_selector::Target_selector): Update for
15487 new parameter and fields.
15488 (select_target_by_name): Check that the name matches before
15489 calling recognize_by_name.
15490 (supported_target_names): New function.
15491 * i386.cc (class Target_selector_i386): Update Target_selector
15492 constructor call. Remove recognize and recognize_by_name. Add
15493 do_instantiate_target.
15494 * x86_64.cc (class Target_selector_x86_64): Likewise.
15495 * testsuite/testfile.cc (class Target_selector_test): Update for
15496 changes to Target_selector.
15498 * README: Rewrite, with some notes on unsupported features.
15500 2008-03-24 Cary Coutant <ccoutant@google.com>
15502 * i386.cc (Target_i386::Got_type): New enum declaration.
15503 (Target_i386::Scan::local): Updated callers of Output_data_got
15505 (Target_i386::Scan::global): Likewise.
15506 (Target_i386::Relocate::relocate): Likewise.
15507 (Target_i386::Relocate::relocate_tls): Likewise.
15508 * object.h (Got_offset_list): New class.
15509 (Sized_relobj::local_has_got_offset): Added got_type parameter.
15510 (Sized_relobj::local_got_offset): Likewise.
15511 (Sized_relobj::set_local_got_offset): Likewise.
15512 (Sized_relobj::local_has_tls_got_offset): Removed.
15513 (Sized_relobj::local_tls_got_offset): Removed.
15514 (Sized_relobj::set_local_tls_got_offset): Removed.
15515 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
15516 * output.cc (Output_data_got::add_global): Added got_type parameter.
15517 (Output_data_got::add_global_with_rel): Likewise.
15518 (Output_data_got::add_global_with_rela): Likewise.
15519 (Output_data_got::add_global_pair_with_rel): New function.
15520 (Output_data_got::add_global_pair_with_rela): New function.
15521 (Output_data_got::add_local): Added got_type parameter.
15522 (Output_data_got::add_local_with_rel): Likewise.
15523 (Output_data_got::add_local_with_rela): Likewise.
15524 (Output_data_got::add_local_pair_with_rel): New function.
15525 (Output_data_got::add_local_pair_with_rela): New function.
15526 (Output_data_got::add_global_tls): Removed.
15527 (Output_data_got::add_global_tls_with_rel): Removed.
15528 (Output_data_got::add_global_tls_with_rela): Removed.
15529 (Output_data_got::add_local_tls): Removed.
15530 (Output_data_got::add_local_tls_with_rel): Removed.
15531 (Output_data_got::add_local_tls_with_rela): Removed.
15532 * output.h (Output_data_got::add_global): Added got_type parameter.
15533 (Output_data_got::add_global_with_rel): Likewise.
15534 (Output_data_got::add_global_with_rela): Likewise.
15535 (Output_data_got::add_global_pair_with_rel): New function.
15536 (Output_data_got::add_global_pair_with_rela): New function.
15537 (Output_data_got::add_local): Added got_type parameter.
15538 (Output_data_got::add_local_with_rel): Likewise.
15539 (Output_data_got::add_local_with_rela): Likewise.
15540 (Output_data_got::add_local_pair_with_rel): New function.
15541 (Output_data_got::add_local_pair_with_rela): New function.
15542 (Output_data_got::add_global_tls): Removed.
15543 (Output_data_got::add_global_tls_with_rel): Removed.
15544 (Output_data_got::add_global_tls_with_rela): Removed.
15545 (Output_data_got::add_local_tls): Removed.
15546 (Output_data_got::add_local_tls_with_rel): Removed.
15547 (Output_data_got::add_local_tls_with_rela): Removed.
15548 * resolve.cc (Symbol::override_base_with_special): Removed
15549 reference to has_got_offset_ field.
15550 * symtab.cc (Symbol::init_fields): Replaced initialization
15551 of got_offset_ with got_offsets_. Removed initialization
15553 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
15554 (Symbol::got_offset): Likewise.
15555 (Symbol::set_got_offset): Likewise.
15556 (Symbol::has_tls_got_offset): Removed.
15557 (Symbol::tls_got_offset): Removed.
15558 (Symbol::set_tls_got_offset): Removed.
15559 (Symbol::got_offset_): Removed.
15560 (Symbol::tls_mod_got_offset_): Removed.
15561 (Symbol::tls_pair_got_offset_): Removed.
15562 (Symbol::got_offsets_): New field.
15563 (Symbol::has_got_offset): Removed.
15564 (Symbol::has_tls_mod_got_offset): Removed.
15565 (Symbol::has_tls_pair_got_offset): Removed.
15566 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
15567 (Target_x86_64::Scan::local): Updated callers of Output_data_got
15569 (Target_x86_64::Scan::global): Likewise.
15570 (Target_x86_64::Relocate::relocate): Likewise.
15571 (Target_x86_64::Relocate::relocate_tls): Likewise.
15573 2008-03-25 Ben Elliston <bje@au.ibm.com>
15575 * yyscript.y: Fix spelling error in comment.
15577 2008-03-24 Ian Lance Taylor <iant@google.com>
15579 * options.h (class General_options): Define build_id option.
15580 * layout.h (class Layout): Declare write_build_id, create_note,
15581 create_build_id. Add build_id_note_ member.
15582 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
15583 "libiberty.h", "md5.h", "sha1.h".
15584 (Layout::Layout): Initialize eh_frame_data_,
15585 eh_frame_hdr_section_, and build_id_note_.
15586 (Layout::finalize): Call create_build_id.
15587 (Layout::create_note): New function, broken out of
15588 Layout::create_gold_note.
15589 (Layout::create_gold_note): Call create_note.
15590 (Layout::create_build_id): New function.
15591 (Layout::write_build_id): New function.
15592 (Close_task_runner::run): Call write_build_id.
15594 * x86_64.cc: Correct license to GPLv3.
15596 2008-03-23 Ian Lance Taylor <iant@google.com>
15598 * options.cc: Include "demangle.h".
15599 (parse_optional_string): New function.
15600 (parse_long_option): Handle takes_optional_argument.
15601 (parse_short_option): Update dash_z initializer. Handle
15602 takes_optional_argument.
15603 (General_options::General_options): Initialize do_demangle_.
15604 (General_options::finalize): Set do_demangle_. Handle demangling
15606 * options.h (parse_optional_string): Declare.
15607 (struct One_option): Add optional_arg field. Update constructor.
15608 Update call constructor calls. Add takes_optional_argument
15610 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
15611 (DEFINE_optional_string): Define.
15612 (General_options::demangle): Change from DEFINE_bool to
15613 DEFINE_optional_string.
15614 (General_options::no_demangle): New function.
15615 (General_options::do_demangle): New function.
15616 (General_options::set_do_demangle): New function.
15617 (General_options::execstack_status_): Move definition to end of
15619 (General_options::static_): Likewise.
15620 (General_options::do_demangle_): New field.
15621 * object.cc (big_endian>::get_symbol_location_info): Call
15622 Options::do_demangle, not Options::demangle.
15623 * symtab.cc (demangle): Likewise.
15625 2008-03-22 Ian Lance Taylor <iant@google.com>
15627 * gold.h: Include <cstddef> and <sys/types.h>
15628 * options.h: Include <cstring>.
15630 2008-03-21 Ian Lance Taylor <iant@google.com>
15632 * Added source code to GNU binutils.
15634 Copyright (C) 2008-2014 Free Software Foundation, Inc.
15636 Copying and distribution of this file, with or without modification,
15637 are permitted in any medium without royalty provided the copyright
15638 notice and this notice are preserved.
15644 version-control: never